/* roulang page: index */
/* ========== 设计变量 ========== */
:root{
  --bg-deep:#070D19;
  --bg-base:#0B1120;
  --bg-card:rgba(15,23,42,0.72);
  --bg-card-solid:#111A2E;
  --primary:#28E0B8;
  --primary-hover:#4FF0CC;
  --primary-active:#17B394;
  --accent:#FFB020;
  --accent-hover:#FFC65C;
  --accent-deep:#E89A0C;
  --title-clr:#F0F4FF;
  --text-clr:#C0C8DC;
  --muted-clr:#8A93B0;
  --border-clr:rgba(148,163,184,0.16);
  --line-clr:rgba(255,255,255,0.07);
  --success:#22C55E;
  --warning:#F59E0B;
  --danger:#EF4444;
  --glass-bg:rgba(11,18,32,0.72);
  --radius:12px;
  --radius-sm:8px;
  --shadow-sm:0 2px 8px rgba(0,0,0,0.22);
  --shadow-md:0 8px 28px rgba(0,0,0,0.32);
  --shadow-glow:0 0 0 1px rgba(40,224,184,0.18),0 6px 32px rgba(40,224,184,0.12);
  --font-main:"PingFang SC","Microsoft YaHei","Noto Sans SC","Segoe UI",sans-serif;
  --font-num:"Barlow Condensed","Roboto Mono",ui-monospace,SFMono-Regular,monospace;
  --header-h1:64px;
  --header-h2:54px;
  --container-w:1200px;
}

/* ========== 基础 Reset ========== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-main);
  background:var(--bg-base);
  background-image:radial-gradient(ellipse 80% 50% at 20% -10%,rgba(40,224,184,0.055),transparent),radial-gradient(ellipse 60% 45% at 90% 15%,rgba(255,176,32,0.04),transparent);
  background-attachment:fixed;
  color:var(--text-clr);
  line-height:1.7;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--radius-sm)}
a{color:var(--primary);text-decoration:none;transition:color .2s}
a:hover{color:var(--primary-hover)}
ul{list-style:none}
input,button,textarea{font-family:inherit}
button{cursor:pointer;border:none;background:none}
::selection{background:rgba(40,224,184,.22);color:#fff}

/* ========== 容器 ========== */
.container{width:100%;max-width:var(--container-w);margin:0 auto;padding:0 28px}
.container-xl{max-width:1320px}
.section-pad{padding:76px 0;position:relative}

/* ========== 通用标题 ========== */
.sec-head{max-width:680px;margin-bottom:42px}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:2px;
  color:var(--primary);background:rgba(40,224,184,.08);
  border:1px solid rgba(40,224,184,.16);
  padding:5px 16px;border-radius:999px;margin-bottom:14px;
  text-transform:uppercase;
}
.sec-tag::before{content:'';width:5px;height:5px;background:var(--primary);border-radius:50%;box-shadow:0 0 8px var(--primary)}
.sec-title{font-size:26px;line-height:1.3;color:var(--title-clr);font-weight:800;letter-spacing:.3px}
.sec-sub{color:var(--muted-clr);font-size:14px;max-width:620px;margin-top:10px;line-height:1.8}

/* ========== 顶部公告 ========== */
.top-bar{background:linear-gradient(90deg, rgba(255,176,32,0.16),rgba(40,224,184,0.1)); border-bottom:1px solid rgba(255,176,32,.15); height:36px;display:flex;align-items:center}
.top-bar-inner{max-width:var(--container-w);margin:0 auto;padding:0 28px;display:flex;align-items:center;justify-content:space-between;width:100%;font-size:12px;color:rgba(240,244,255,.82)}
.top-bar-left{display:flex;align-items:center;gap:8px}
.top-bar-left i{color:var(--accent);font-size:13px}
.top-bar-left span{font-weight:500}
.top-bar-right{display:flex;align-items:center;gap:16px}
.top-bar-right a{color:rgba(240,244,255,.68);font-size:12px;transition:color .2s; display:inline-flex;align-items:center;gap:4px}
.top-bar-right a:hover{color:var(--accent)}

/* ========== 导航 ========== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(7,13,25,.82);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-clr);
  transition:all .3s ease;
}
.site-header.scrolled{background:rgba(7,10,18,.92);box-shadow:0 8px 30px rgba(0,0,0,.3)}
.nav-row-1{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{width:36px;height:36px;border-radius:8px;background:linear-gradient(135deg,var(--primary),var(--primary-active));display:flex;align-items:center;justify-content:center;font-size:17px;color:#03131f;box-shadow:0 0 14px rgba(40,224,184,.3);flex-shrink:0}
.logo-text{color:var(--title-clr);font-size:18px;font-weight:800;letter-spacing:.5px;white-space:nowrap}
.logo-text span{color:var(--primary)}
.nav-user{display:flex;align-items:center;gap:14px;flex-shrink:0}
.btn-header-login{
  background:var(--accent);color:#0A0F1A;font-weight:700;font-size:13px;
  border-radius:6px;padding:8px 20px;display:inline-flex;align-items:center;gap:6px;
  letter-spacing:.4px;transition:all .25s;box-shadow:0 2px 12px rgba(255,176,32,.18);
}
.btn-header-login:hover{background:var(--accent-hover);color:#0A0F1A;transform:translateY(-1px);box-shadow:0 4px 18px rgba(255,176,32,.3)}
.btn-header-member{color:var(--text-clr);font-size:13px;font-weight:500;padding:8px 10px;border-radius:6px}
.btn-header-member:hover{color:var(--primary)}

.nav-row-2{border-top:1px solid rgba(255,255,255,.04);height:46px;display:flex;align-items:center}
.nav-channels{display:flex;align-items:center;gap:0;height:100%;flex-wrap:nowrap}
.channel-item{position:relative;display:inline-flex;align-items:center;gap:6px;padding:0 18px;height:100%;color:var(--muted-clr);font-size:14px;font-weight:500;white-space:nowrap;letter-spacing:.3px;border-bottom:2px solid transparent;transition:all .25s}
.channel-item i{font-size:12px;opacity:.7}
.channel-item:hover{color:var(--title-clr);background:rgba(255,255,255,.02)}
.channel-item.active{color:var(--primary);border-bottom-color:var(--primary)}
.channel-item.active::before{content:'';width:4px;height:4px;background:var(--accent);border-radius:50%;box-shadow:0 0 6px var(--accent);animation:pulseDot 1.5s infinite}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.7)}}
.channel-item[data-slug="event-news"]::after,.channel-item[data-slug="esports-arena"]::after,.channel-item[data-slug="activity-rules"]::after{content:'';display:none}
.nav-rhs{display:flex;align-items:center;margin-left:auto}
.nav-search{position:relative;margin-right:4px}
.nav-search input{
  background:rgba(255,255,255,.05);border:1px solid transparent;border-radius:999px;
  height:32px;padding:0 14px 0 34px;color:var(--text-clr);font-size:13px;width:150px;outline:none;transition:all .3s;
}
.nav-search input:focus{width:190px;border-color:rgba(40,224,184,.3);background:rgba(255,255,255,.08)}
.nav-search i{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted-clr);font-size:12px}

/* 移动端菜单按钮 */
.mobile-toggle{display:none;background:none;width:40px;height:40px;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:6px}
.mobile-toggle span{width:20px;height:2px;background:var(--title-clr);display:block;transition:all .3s}

/* ========== 按钮 ========== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:14px;border-radius:6px;padding:11px 26px;transition:all .25s ease;letter-spacing:.3px;line-height:1.2}
.btn-primary{background:var(--accent);color:#0A0F1A;box-shadow:0 4px 18px rgba(255,176,32,.16);font-weight:700}
.btn-primary:hover{background:var(--accent-hover);color:#0A0F1A;transform:translateY(-1px);box-shadow:0 7px 24px rgba(255,176,32,.28)}
.btn-primary:active{background:var(--accent-deep);transform:translateY(0)}
.btn-ghost{border:1px solid rgba(40,224,184,.4);color:var(--primary);background:transparent}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:rgba(40,224,184,.1);transform:translateY(-1px)}
.btn-ghost:active{background:rgba(40,224,184,.18)}
.btn-muted{background:rgba(255,255,255,.04);color:var(--text-clr);border:1px solid var(--line-clr)}
.btn-muted:hover{background:rgba(255,255,255,.08);color:var(--title-clr)}
.btn-sm{padding:7px 16px;font-size:12px;border-radius:5px}
.btn-lg{padding:13px 34px;font-size:15px;gap:10px}
.btn[disabled],.btn.disabled{opacity:.5;pointer-events:none}

/* ========== Hero 区域 ========== */
.hero{position:relative;overflow:hidden;background:#060C18}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.4}
.hero-grid-overlay{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:44px 44px;z-index:1;mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%)}
.hero-light-1{position:absolute;top:-20%;right:0;width:520px;height:520px;background:radial-gradient(circle,rgba(40,224,184,.17),transparent 65%);filter:blur(60px);z-index:1;transform:rotate(-12deg)}
.hero-light-2{position:absolute;bottom:-30%;left:44%;width:400px;height:400px;background:radial-gradient(circle,rgba(255,176,32,.1),transparent 65%);filter:blur(60px);z-index:1}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:44px;min-height:430px;padding:70px 0 46px}
.hero-copy .hero-eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(40,224,184,.1);border:1px solid rgba(40,224,184,.2);color:var(--primary);border-radius:999px;padding:4px 15px;font-size:12px;font-weight:600;margin-bottom:20px}
.hero-copy h1{font-size:31px;line-height:1.35;font-weight:800;color:var(--title-clr);letter-spacing:.3px;color:#fff}
.hero-copy h1 .highlight{color:var(--primary);position:relative}
.hero-copy p.lead{color:rgba(192,200,220,.88);font-size:15px;margin-top:16px;max-width:480px;line-height:1.85}
.hero-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap;align-items:center}
.hero-mini-forms{display:flex;gap:10px;margin-top:24px;background:rgba(255,255,255,.045);padding:10px;border-radius:10px;width:fit-content;max-width:430px;border:1px solid rgba(255,255,255,.06)}
.hero-mini-forms input{background:rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.1);border-radius:6px;padding:8px 12px;color:var(--text-clr);font-size:13px;flex:1;transition:border .3s;min-width:0}
.hero-mini-forms input:focus{outline:none;border-color:var(--primary)}  
.hero-mini-forms input::placeholder{color:var(--muted-clr)}
.btn-get-code{background:rgba(255,255,255,.065);border:1px solid rgba(255,255,255,.1);color:var(--text-clr);border-radius:6px;padding:5px 10px;font-size:12px;white-space:nowrap;transition:all .2s}
.btn-get-code:hover{background:rgba(40,224,184,.13);color:var(--primary);border-color:rgba(40,224,184,.3)}
.hero-login-card{position:relative;z-index:2}
.hl-card{
  background:rgba(10,16,30,.78);
  border:1px solid rgba(148,163,184,.16);
  border-radius:16px;
  backdrop-filter:blur(18px);
  padding:30px 28px;
  box-shadow:0 20px 60px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.04) inset;
  position:relative;
  overflow:hidden;
}
.hl-card::before{content:'';position:absolute;top:0;left:0;width:220px;height:70px;background:radial-gradient(rgba(40,224,184,.14),transparent);border-radius:100%}
.hl-card::after{content:'';position:absolute;bottom:-40px;right:-40px;width:160px;height:160px;background:radial-gradient(circle,rgba(255,176,32,.09),transparent 65%)}
.hl-card-title{color:#fff;font-size:17px;font-weight:700;display:flex;align-items:center;gap:9px}
.hl-card-title i{color:var(--accent)}
.hl-card-sub{color:var(--muted-clr);font-size:12px;margin:6px 0 18px}
.member-ribbon{display:flex;align-items:center;gap:10px;padding:11px 14px;background:rgba(255,176,32,.07);border:1px solid rgba(255,176,32,.18);border-radius:8px;margin-bottom:12px;flex-wrap:wrap}
.member-ribbon .avatar-group{display:flex}
.member-ribbon .avatar-group i{width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:10px;color:var(--muted-clr);margin-left:-6px;border:2px solid rgba(15,23,42,.9)}
.member-ribbon .avatar-group i:first-child{margin-left:0}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--danger);box-shadow:0 0 6px rgba(239,68,68,.5);display:inline-block;flex-shrink:0}
.hero-login-card .btn-logins{background:var(--accent);color:#0A0F1A;font-weight:700;padding:11px 20px;border-radius:7px;display:flex;align-items:center;justify-content:center;gap:7px;font-size:13px;transition:all .22s;width:100%;margin-top:6px}
.hero-login-card .btn-logins:hover{background:var(--accent-hover);box-shadow:0 5px 20px rgba(255,176,32,.24);transform:translateY(-1px)}

/* Countdown bar */
.countdown-band{background:rgba(7,12,25,.7);border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05);padding:14px 0;position:relative;z-index:2;backdrop-filter:blur(6px)}
.countdown-wrap{display:flex;align-items:center;justify-content:center;gap:22px;flex-wrap:wrap}
.cd-label{color:#fff;font-size:14px;font-weight:600;display:flex;align-items:center;gap:7px}
.cd-label i{color:var(--accent)}
.cd-boxes{display:flex;align-items:center;gap:6px}
.cd-box{
  background:rgba(255,255,255,.055);border:1px solid rgba(148,163,184,.22);
  border-radius:7px;padding:6px 12px;display:flex;flex-direction:column;align-items:center;min-width:50px;
}
.cd-num{font-family:var(--font-num);font-size:23px;font-weight:700;color:#fff;line-height:1;font-variant-numeric:tabular-nums}
.cd-unit{font-size:10px;color:var(--muted-clr);margin-top:3px;letter-spacing:1px;text-transform:uppercase}
.cd-sep{font-family:var(--font-num);font-size:22px;color:rgba(40,224,184,.5);font-weight:300;margin:0 2px}
.cd-status{background:rgba(40,224,184,.16);color:var(--primary);border:1px solid rgba(40,224,184,.25);border-radius:999px;padding:4px 14px;font-size:12px;font-weight:600;letter-spacing:.3px}

/* ========== 卖点区 / 三列差异 ========== */
.feature-review{position:relative;background:var(--bg-base)}
.point-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}
.feat-main{
  background:linear-gradient(160deg,rgba(15,23,42,.75),rgba(10,17,32,.78));
  border:1px solid var(--border-clr);
  border-radius:var(--radius);
  padding:30px 26px;
  position:relative;
  overflow:hidden;
  transition:transform .3s ease, box-shadow .3s ease;
}
.feat-main::before{content:'';position:absolute;top:0;left:0;width:100%;height:2px;background:linear-gradient(90deg,var(--primary),transparent 50%)}
.feat-main:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.feat-main .idx-badge{display:inline-flex;align-items:center;justify-content:center;color:#041010;background:var(--primary);border-radius:6px;height:28px;width:38px;font-weight:700;font-size:14px;margin-bottom:16px}
.feat-main h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:9px}
.feat-main p{color:var(--muted-clr);font-size:13px;line-height:1.75}
.feat-main .feat-link{display:inline-flex;align-items:center;gap:5px;margin-top:13px;font-size:13px;color:var(--primary)}
.feat-main .feat-link:hover i{transform:translateX(3px)}
.feat-main .feat-link i{transition:transform .2s}
.feat-main .icon-watermark{position:absolute;right:16px;bottom:9px;font-size:54px;color:rgba(255,255,255,.025)}
.feat-tilt{
  background:linear-gradient(160deg,rgba(15,23,42,.8),rgba(40,224,184,.04));
  border:1px solid rgba(40,224,184,.12);
  border-radius:var(--radius);
  padding:30px 26px;
  transform:rotate(-.6deg);
  transition:all .3s;
}
.feat-tilt:hover{transform:rotate(0) translateY(-4px);box-shadow:0 12px 34px rgba(0,0,0,.34)}
.feat-tilt .tilt-panel{width:56px;height:56px;background:rgba(40,224,184,.1);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:23px;color:var(--primary);margin-bottom:16px;border:1px solid rgba(40,224,184,.18)}
.feat-tilt h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:9px}
.feat-tilt p{color:var(--muted-clr);font-size:13px;line-height:1.75}
.feat-strip{
  background:rgba(15,23,42,.7);
  border:1px solid var(--border-clr);
  border-radius:var(--radius);
  padding:26px;display:flex;flex-direction:row;align-items:center;gap:6px;margin-bottom:20px;
}
.feat-strip .strip-box{width:46px;height:46px;background:rgba(255,176,32,.1);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--accent);margin-bottom:14px;border:1px solid rgba(255,176,32,.18)}
.feat-strip h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:7px}
.feat-strip .strip-sign{display:inline-flex;margin-top:10px;font-size:12px;background:rgba(255,176,32,.14);border:1px solid rgba(255,176,32,.2);color:var(--accent);border-radius:999px;padding:2px 10px}
.feat-strip .right-panel{margin-left:auto;padding-left:10px;min-width:65px;font-size:14px;color:var(--muted-clr);display:flex;flex-direction:column;gap:5px;align-items:flex-end}
.side-stack{display:flex;flex-direction:column;gap:20px}

/* ========== 图片马赛克墙 ========== */
.gallery-wall{padding:0;background:#0E1525}
.wall-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;grid-template-rows:165px 165px;gap:8px;margin-top:38px}
.wall-g-item{position:relative;border-radius:var(--radius-sm);overflow:hidden}
.wall-g-item img{width:100%;height:100%;object-fit:cover;transition:transform .55s cubic-bezier(.2,.5,.3,1);height:100%}
.wall-g-item:hover img{transform:scale(1.05)}
.wall-g-item::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 48%,rgba(5,10,20,.8));pointer-events:none}
.wall-g-item .g-tag{position:absolute;bottom:12px;left:12px;color:#fff;font-size:12px;font-weight:600;letter-spacing:.5px;filter:drop-shadow(0 1px 4px rgba(0,0,0,.6));z-index:2}
.wall-g-item .g-tag i{margin-right:5px;color:var(--primary)}
.wall-first{grid-row:1/3;grid-column:1}
.wall-2{grid-column:2}
.wall-3{grid-column:3}
.wall-4{grid-column:4}
.wall-5{grid-column:2/4}
.wall-6{grid-column:4}

/* ========== CTA 报名区 ========== */
.cta-block{position:relative;overflow:hidden;background:#0A101D}
.cta-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;border:1px solid rgba(40,224,184,.12);border-radius:18px;padding:48px 44px;background:linear-gradient(135deg,rgba(20,31,52,.65),rgba(8,14,28,.85))}
.cta-copy h2{color:#fff;font-size:24px;font-weight:800;line-height:1.4}
.cta-copy h2 i{color:var(--accent);font-style:normal}
.cta-copy p{color:var(--muted-clr);margin-top:8px;font-size:14px;max-width:440px}
.cta-copy .cta-badges{display:flex;gap:9px;margin-top:16px;flex-wrap:wrap}
.cta-badges span{background:rgba(40,224,184,.06);border:1px solid rgba(40,224,184,.17);border-radius:999px;padding:3px 12px;font-size:11px;color:var(--primary);display:inline-flex;align-items:center;gap:5px}
.cta-badges span i{font-size:10px}
.cta-right{text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:20px}
.cta-benefit-box{width:100%;max-width:350px;background:rgba(255,255,255,.025);border-radius:10px;padding:18px;border:1px solid rgba(255,255,255,.07)}
.benefit-row{display:flex;align-items:center;justify-content:space-between;padding:7px 0;border-bottom:1px dashed rgba(255,255,255,.06)}
.benefit-row:last-child{border-bottom:none}
.benefit-name{display:flex;align-items:center;gap:7px;color:var(--text-clr);font-size:13px}
.benefit-name i{color:var(--primary);width:20px;text-align:center;font-size:12px}
.benefit-status{display:flex;align-items:center;gap:7px}
.benefit-status em{font-style:normal;font-size:11px;color:var(--muted-clr);padding:2px 7px;background:rgba(255,255,255,.05);border-radius:4px}
.benefit-status button{font-size:11px;color:var(--primary);border:1px solid rgba(40,224,184,.35);padding:2px 11px;border-radius:4px;transition:all .2s;}
.benefit-status button:hover{background:var(--primary);color:#06251d}

/* ========== FAQ ========== */
.faq-section{background:var(--bg-base)}
.faq-wrap{max-width:800px;margin:0 auto}
.faq-item{background:rgba(15,23,42,.55);border:1px solid rgba(148,163,184,.13);border-radius:10px;margin-bottom:10px;overflow:hidden;transition:border-color .25s}
.faq-item[open]{border-color:rgba(40,224,184,.25)}
.faq-item summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:14px;padding:16px 18px;font-weight:600;color:var(--title-clr);font-size:15px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item .q-dot{width:24px;height:24px;border-radius:7px;background:rgba(40,224,184,.1);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:800;flex-shrink:0;border:1px solid rgba(40,224,184,.2);letter-spacing:-.3px}
.faq-item .faq-chev{margin-left:auto;color:var(--muted-clr);font-size:11px;transition:all .25s}
.faq-item[open] .faq-chev{transform:rotate(180deg);color:var(--primary)}
.faq-item .faq-body{padding:0 18px 17px 56px}
.faq-item .faq-body p{color:var(--muted-clr);font-size:13px;line-height:1.85}

/* ========== 最新动态 CMS 区域 ========== */
.cms-list-section{position:relative}
.cms-layout{display:grid;grid-template-columns:1fr;gap:26px}
.cms-list-item{display:flex;align-items:center;gap:16px;padding:16px 14px;border-bottom:1px solid var(--line-clr);transition:background .2s;border-radius:8px}
.cms-list-item:hover{background:rgba(40,224,184,.035)}
.cms-list-item:last-child{border-bottom:none}
.cms-list-item .cms-date{font-family:var(--font-num);font-size:11px;color:var(--muted-clr);font-variant-numeric:tabular-nums;width:48px;flex-shrink:0}
.cms-list-item .cms-cat{background:rgba(40,224,184,.09);border-color:rgba(40,224,184,.18);font-size:10px;white-space:nowrap;height:fit-content;display:inline-flex;flex:0 0 auto}
.cms-list-item .cms-title{color:#EAF0FF;font-size:14px;font-weight:600;transition:color .2s;line-height:1.5;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.cms-list-item:hover .cms-title{color:var(--primary)}
.cms-list-item .cms-more{font-size:11px;color:var(--muted-clr);display:flex;align-items:center;}
.fa-spacer{height:10px}
.cms-badge{display:inline-block;background:rgba(40,224,184,.12);color:var(--primary);padding:1px 8px;border-radius:4px;font-size:10px;border:1px solid rgba(40,224,184,.2)}
.cms-empty-state{background:rgba(15,23,42,.5);padding:36px 28px;text-align:center;border-radius:10px;color:var(--muted-clr);font-size:14px}
.panel-tools{background:rgba(15,23,42,.45);border:1px solid var(--border-clr);border-radius:10px;padding:22px}
.panel-hot{display:flex;flex-direction:column;gap:8px}
.hot-item{display:flex;align-items:center;gap:10px;border-radius:6px;transition:all .2s}
.hot-item .num{color:var(--primary);font-weight:800;width:28px;font-size:16px;text-align:center;font-family:var(--font-num);font-size:18px}
.hot-item p{margin:0}
.hot-item .hot-title{font-size:13px;color:var(--title-clr);font-weight:500;transition:all .2s}
.hot-item .hot-title:hover{color:var(--primary)}
.hot-item .review-tag{margin-left:auto;font-size:11px;color:var(--muted-clr)}
/* 双区域补充 */
.two-area-grid{display:grid;grid-template-columns:68% 32%;gap:26px}
@media(max-width:900px){.two-area-grid{grid-template-columns:1fr}}

/* ========== 页脚 ========== */
.site-footer{background:#070C17;border-top:1px solid var(--line-clr);padding-top:54px;padding-bottom:20px;position:relative}
.footer-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line-clr);padding-bottom:28px;margin-bottom:30px;flex-wrap:wrap;gap:20px}
.ft-brand{display:flex;align-items:center;gap:10px}
.ft-brand i{font-size:26px;color:var(--primary)}
.ft-brand .ft-title-name{font-size:17px;color:#fff;font-weight:700}
.ft-tagline{color:var(--muted-clr);font-size:13px;max-width:430px;line-height:1.7}
.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:20px}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:14px}
.footer-col a{display:block;color:var(--muted-clr);font-size:13px;margin-bottom:9px;transition:color .2s}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid var(--line-clr);padding-top:18px;text-align:center;color:#525d78;font-size:12px;line-height:1.9}
.footer-contact{display:flex;align-items:center;gap:10px;color:var(--muted-clr);font-size:13px;margin-top:10px}

/* ========== 回到顶部 ========== */
.go-top{position:fixed;right:24px;bottom:30px;width:44px;height:44px;background:rgba(15,23,42,.85);border:1px solid rgba(40,224,184,.3);border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--primary);z-index:999;opacity:0;visibility:hidden;transform:translateY(15px);transition:all .3s}
.go-top.show{opacity:1;visibility:visible;transform:none}
.go-top:hover{background:rgba(15,23,42,1);color:var(--primary-hover);box-shadow:0 0 15px rgba(40,224,184,.1);border-color:var(--primary)}

/* ========== 响应式 ========== */
@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;padding:50px 0 60px}
  .hero-right-col{display:block;max-width:430px}
  .point-grid{grid-template-columns:1fr}
  .feat-strip{rotate:none}
  .wall-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto}
  .wall-first{grid-column:1/3;grid-row:auto}
  .wall-2{grid-column:1}
  .wall-3{grid-column:2}
  .wall-4{grid-column:auto}
  .wall-5{grid-column:1}
  .wall-6{grid-column:2}
  .cta-inner{grid-template-columns:1fr}
  .cta-right{align-items:flex-start;text-align:left}
  .cta-right .btn-self{align-self:flex-start}
  .footer-cols{grid-template-columns:1fr 1fr}
  .nav-search input{width:110px}
  .nav-search input:focus{width:140px}
}
@media(max-width:768px){
  .site-header{position:sticky}
  .nav-row-1{flex-wrap:nowrap}
  .logo-text{font-size:15px}
  .nav-user .btn-header-member{display:none}
  .nav-row-2{overflow-x:auto}
  .nav-channel-scroll{display:flex;flex-wrap:nowrap;gap:0;align-items:center;overflow-x:auto;width:100%}
  .channel-item{padding:8px 12px;height:auto;font-size:13px;border-radius:30px;margin:3px 3px}
  .channel-item.active{border-bottom-color:transparent;background:rgba(40,224,184,.12);border:1px solid rgba(40,224,184,.22);color:var(--primary);box-shadow:inset 0 0 0 rgba(0,0,0,0)}
  .channel-item.active::before{display:none}
  .nav-search{display:none}
  .countdown-wrap{flex-direction:row;flex-wrap:wrap;gap:8px}
  .cd-box{padding:6px 11px;min-width:42px}
  .cd-label{width:100%;text-align:center;justify-content:center;font-size:13px}
  .hero-copy h1{font-size:24px}  
  .sec-title{font-size:22px}
  .hero-mini-forms{flex-wrap:wrap}
  .hero-mini-forms .btn-login-mini{flex:1;min-width:80px}
  .btn-get-code{flex-shrink:0}
  .footer-cols{grid-template-columns:1fr}
}
@media(max-width:520px){
  .container{padding:0 15px}
  .section-pad{padding:48px 0px}
  .hero-inner{padding:38px 0}
  .hero-copy h1{font-size:20px;line-height:1.5}
  .wall-grid{grid-template-columns:1fr;grid-template-rows:130px}
  .wall-first{grid-column:auto;grid-row:auto}
  .wall-2,.wall-3,.wall-4,.wall-5,.wall-6{grid-column:auto}
  .logo-text{font-size:14px}
  .btn-header-login{padding:11px 12px;font-size:12px}
  .mobile-toggle{display:flex}
  .ft-tagline{font-size:12px}
}
/* 滚动条 */
::-webkit-scrollbar{width:8px;height:6px}
::-webkit-scrollbar-track{background:rgba(0,0,0,.3)}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:rgba(40,224,184,.3)}

/* roulang page: category1 */
:root {
  --bg-deep: #0B1120;
  --bg-main: #101828;
  --bg-card: rgba(15, 23, 42, 0.72);
  --bg-card-solid: #101b2e;
  --border-soft: rgba(148, 163, 184, 0.16);
  --border-light: rgba(255, 255, 255, 0.08);
  --primary: #28E0B8;
  --primary-hover: #4FF0CC;
  --primary-down: #17B394;
  --accent: #FFB020;
  --accent-hover: #FFC65C;
  --title: #F0F4FF;
  --body: #C0C8DC;
  --muted: #8A93B0;
  --danger: #EF4444;
  --success: #22C55E;
  --warning: #F59E0B;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 18px;
  --shadow-card: 0 14px 40px rgba(0, 0, 0, 0.26);
  --shadow-primary: 0 0 0 1px rgba(40, 224, 184, 0.18), 0 20px 48px rgba(40, 224, 184, 0.10);
  --shadow-accent: 0 12px 38px rgba(255, 176, 32, 0.22);
  --header-h: 116px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  --font-num: "Barlow Condensed", "Roboto Mono", "SFMono-Regular", Consolas, monospace;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-sans);
  background:
    radial-gradient(circle at 85% 6%, rgba(40, 224, 184, 0.09), transparent 28%),
    radial-gradient(circle at 12% 42%, rgba(255, 176, 32, 0.06), transparent 24%),
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-main) 45%, #0b1325 100%);
  color: var(--body);
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.012) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at top, rgba(0,0,0,0.7), transparent 70%);
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
  border: 0;
}
input, button {
  font-family: inherit;
}
button {
  cursor: pointer;
  border: 0;
  background: none;
}
ul, ol {
  list-style: none;
}
.container {
  width: min(1240px, 92%);
  margin: 0 auto;
}
.sec-title-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 600;
}
.sec-title-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--primary);
  transform: rotate(45deg);
}
.sec-title {
  margin-bottom: 34px;
}
.sec-title h2 {
  font-size: clamp(22px, 3vw, 30px);
  color: var(--title);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-top: 10px;
}
.square-corner {
  position: relative;
}
.square-corner::after {
  content: "";
  position: absolute;
  right: -10px;
  top: -10px;
  width: 36px;
  height: 36px;
  border-right: 2px solid rgba(40, 224, 184, 0.5);
  border-top: 2px solid rgba(40, 224, 184, 0.5);
  border-radius: 4px 10px 0 0;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  background: rgba(11, 17, 32, 0.86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background .3s, box-shadow .3s;
}
.site-header.scrolled {
  background: rgba(8, 13, 25, 0.93);
  box-shadow: 0 12px 28px rgba(0,0,0,0.24);
}
.nav-row-1 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 66px;
  gap: 20px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #06131a;
  background: linear-gradient(135deg, var(--primary), #0ebf9a);
  font-size: 18px;
  box-shadow: 0 0 0 1px rgba(40,224,184,.35), 0 8px 24px rgba(40,224,184,.32);
}
.logo-text {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  letter-spacing: .01em;
  line-height: 1.2;
}
.logo-text span {
  color: var(--primary);
  display: block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
}
.nav-user {
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav-search {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(148,163,184,.18);
  border-radius: 40px;
  padding: 0 14px;
  width: 230px;
  height: 38px;
  color: var(--muted);
  transition: border .2s, box-shadow .2s, background .2s;
}
.nav-search:focus-within {
  border-color: rgba(40,224,184,.6);
  background: rgba(10,20,34,.8);
  box-shadow: 0 0 0 3px rgba(40,224,184,.14);
}
.nav-search input {
  flex: 1;
  background: transparent;
  border: 0;
  outline: none;
  color: #eef3fb;
  font-size: 13px;
  min-width: 0;
}
.nav-search input::placeholder {
  color: #69728c;
}
.btn-header-member, .btn-header-login {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 38px;
  border-radius: 8px;
  padding: 0 16px;
  font-size: 14px;
  transition: all .25s ease;
  white-space: nowrap;
}
.btn-header-member {
  color: #c7d0e5;
  border: 1px solid rgba(148,163,184,.22);
  background: rgba(255,255,255,.04);
}
.btn-header-member:hover {
  border-color: rgba(148,163,184,.45);
  color: #fff;
  background: rgba(255,255,255,.08);
}
.btn-header-login {
  background: linear-gradient(180deg, #FFC049, #FFA514);
  color: #1c1404;
  font-weight: 700;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.4), 0 8px 20px rgba(255,176,32,.22);
}
.btn-header-login:hover {
  background: linear-gradient(180deg, #FFC65C, #FFB020);
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(255,176,32,.3);
}
.nav-row-2 {
  border-top: 1px solid rgba(255,255,255,.04);
  background: rgba(4,8,16,.2);
}
.nav-channel-scroll {
  overflow-x: auto;
  scrollbar-width: none;
}
.nav-channel-scroll::-webkit-scrollbar {
  display: none;
}
.nav-channels {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  flex-wrap: nowrap;
  padding: 5px 0;
}
.channel-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 500;
  color: #98a2bb;
  white-space: nowrap;
  transition: all .25s;
  border: 1px solid transparent;
}
.channel-item i {
  font-size: 13px;
}
.channel-item:hover {
  color: #dbe5f4;
  background: rgba(255,255,255,.05);
}
.channel-item.active {
  color: #071511;
  font-weight: 700;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(40,224,184,.13), 0 8px 20px rgba(40,224,184,.16);
}
.channel-item.active i {
  color: #0b2b24;
}

/* ===== Page Hero / Category header ===== */
.page-cat-hero {
  position: relative;
  padding: 48px 0 40px;
  background:
    linear-gradient(120deg, rgba(4, 10, 20, 0.86), rgba(9, 17, 32, 0.72)),
    url("/assets/images/backpic/back-1.webp") center / cover no-repeat;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.page-cat-hero::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  right: -90px;
  top: -110px;
  background: radial-gradient(circle, rgba(40,224,184,.16), transparent 68%);
  pointer-events: none;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 24px;
}
.breadcrumb a {
  color: #9aa6bf;
  transition: color .2s;
}
.breadcrumb a:hover {
  color: var(--primary);
}
.breadcrumb i {
  font-size: 10px;
  margin: 0 7px;
  color: #4c5cleft?;
  color: #53617a;
}
.cat-head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cat-title-area h1 {
  font-size: clamp(30px, 4vw, 48px);
  color: #fff;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.18;
}
.cat-title-area h1 em {
  font-style: normal;
  color: var(--primary);
}
.cat-title-area .lead-line {
  width: 90px;
  height: 4px;
  margin-top: 15px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--primary), transparent);
}
.cat-title-area p {
  max-width: 58ch;
  margin-top: 14px;
  font-size: 16px;
  color: var(--body);
  line-height: 1.75;
}
.cat-head-action {
  flex-shrink: 0;
  text-align: right;
}
.cat-head-action .btn-primary-big {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  padding: 13px 26px;
  border-radius: 10px;
  color: #071b14;
  background: linear-gradient(135deg, #41EBD0, var(--primary));
  box-shadow: 0 18px 38px rgba(40,224,184,.2);
  transition: all .3s;
}
.cat-head-action .btn-primary-big:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 50px rgba(40,224,184,.34);
}
.cat-head-action .btn-primary-big i {
  font-size: 14px;
  transition: transform .3s;
}
.cat-head-action .btn-primary-big:hover i {
  transform: translateX(4px);
}
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.filter-label {
  font-size: 13px;
  color: var(--muted);
  margin-right: 4px;
}
.filter-pill, .tag-filter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.05);
  color: #b7c0d8;
  border: 1px solid rgba(148,163,184,.16);
  padding: 6px 14px;
  border-radius: 40px;
  font-size: 13px;
  transition: all .2s;
}
.filter-pill:hover, .tag-filter:hover {
  color: #fff;
  border-color: rgba(255,255,255,.3);
}
.filter-pill.active, .tag-filter.active {
  background: rgba(40,224,184,.12);
  color: var(--primary);
  border-color: rgba(40,224,184,.55);
  font-weight: 600;
}

/* ===== Category layout / news list & side ===== */
.category-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 46px;
  padding: 56px 0 24px;
  align-items: start;
}
.cat-content {
  min-width: 0;
}
.feature-article {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-soft);
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
  margin-bottom: 30px;
}
.feature-article .feature-media {
  position: relative;
}
.feature-article .feature-media img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: 0;
}
.feature-article .feature-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8,13,25,.04), rgba(8,13,25,.92) 92%);
}
.feature-badge {
  position: absolute;
  left: 20px;
  top: 18px;
  z-index: 3;
  background: rgba(5,14,22,.86);
  border: 1px solid rgba(255,255,255,.14);
  color: var(--primary);
  border-radius: 6px;
  font-size: 12px;
  padding: 5px 11px;
  letter-spacing: .05em;
  backdrop-filter: blur(8px);
}
.feature-content {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 2;
  padding: 28px;
}
.feature-content .feature-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  font-size: 13px;
  color: #b6bfd0;
  margin-bottom: 8px;
}
.feature-content h2 {
  font-size: clamp(19px, 2.6vw, 27px);
  color: #fff;
  font-weight: 800;
  line-height: 1.38;
  margin-bottom: 8px;
}
.feature-content h2 a {
  transition: color .3s;
}
.feature-content h2 a:hover {
  color: var(--primary);
}
.feature-content p {
  font-size: 14px;
  color: #c1c9dc;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 72ch;
  line-height: 1.75;
}
.link-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  margin-top: 14px;
  font-size: 14px;
  font-weight: 600;
  transition: gap .25s;
}
.link-more i {
  font-size: 12px;
}
.link-more:hover {
  gap: 10px;
  color: var(--primary-hover);
}
.subhead-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 26px 0 18px;
  gap: 12px;
}
.subhead-row h3 {
  color: var(--title);
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}
.subhead-row h3 i {
  color: var(--primary);
  font-size: 15px;
}
.subhead-row .swap-note {
  font-size: 13px;
  color: var(--muted);
}
.news-list {
  display: flex;
  flex-direction: column;
}
.news-list-item {
  display: flex;
  gap: 18px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--border-light);
  position: relative;
  transition: background .25s;
}
.news-list-item:last-child {
  border-bottom: 0;
}
.news-list-item:hover .row-body h4 a {
  color: var(--primary);
}
.news-thumb {
  flex: 0 0 170px;
}
.news-thumb img {
  width: 170px;
  height: 116px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--border-soft);
  transition: transform .4s;
}
.news-list-item:hover .news-thumb img {
  transform: scale(1.04);
}
.news-thumb-inner {
  overflow: hidden;
  border-radius: 10px;
}
.row-body {
  flex: 1;
  min-width: 0;
}
.row-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 7px;
  flex-wrap: wrap;
}
.row-meta .tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--primary);
  background: rgba(40,224,184,.1);
  border: 1px solid rgba(40,224,184,.24);
  padding: 1px 9px;
  border-radius: 30px;
  font-size: 12px;
  font-weight: 600;
}
.row-body h4 {
  font-size: 17px;
  font-weight: 700;
  color: #e7ecf8;
  line-height: 1.5;
  margin-bottom: 6px;
}
.row-body h4 a {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .25s;
}
.row-body p {
  font-size: 14px;
  color: #8e99b2;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.row-arrow {
  color: #5c6885;
  font-size: 15px;
  transition: all .3s;
}
.news-list-item:hover .row-arrow {
  color: var(--primary);
  transform: translateX(5px);
}
.pagination-wrap {
  margin-top: 28px;
  display: flex;
  justify-content: center;
}
.pagination {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  justify-content: center;
}
.pagination a, .pagination span {
  min-width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid var(--border-soft);
  color: #aab4ca;
  font-size: 14px;
  transition: all .2s;
  padding: 0 6px;
}
.pagination a:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.25);
  color: #fff;
}
.pagination span.page-dots {
  border-color: transparent;
  color: #5a6580;
}
.pagination a.active {
  background: var(--primary);
  color: #07120f;
  border-color: transparent;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(40,224,184,.2);
}
.pagination a.page-arrow i {
  font-size: 12px;
}

/* ===== Sidebar ===== */
.cat-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 130px;
}
.side-card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
}
.side-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  width: 44px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.side-card h3 {
  color: var(--title);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.side-card h3 i {
  color: var(--primary);
  font-size: 16px;
}
.rank-list {
  counter-reset: rank;
}
.rank-list li {
  counter-increment: rank;
  display: flex;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--border-light);
  align-items: flex-start;
  transition: padding .2s;
}
.rank-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.rank-list li::before {
  content: counter(rank, decimal-leading-zero);
  font-family: var(--font-num);
  font-size: 25px;
  font-weight: 800;
  color: var(--primary);
  opacity: .85;
  line-height: 1.2;
  min-width: 34px;
}
.rank-list li:nth-child(1)::before {
  color: var(--accent);
}
.rank-list a {
  color: #d3d9e8;
  font-size: 14px;
  line-height: 1.6;
  font-weight: 500;
  transition: color .2s;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.rank-list a:hover {
  color: var(--primary);
}
.login-mini-card {
  background:
    linear-gradient(145deg, rgba(40,224,184,.08), rgba(9,17,31,.6)),
    rgba(11,20,36,.9);
  border: 1px solid rgba(40,224,184,.4);
  padding: 28px 24px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-primary);
}
.login-mini-card .mini-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(40,224,184,.12);
  border: 1px solid rgba(40,224,184,.35);
  color: var(--primary);
  font-size: 12px;
  border-radius: 40px;
  padding: 4px 11px;
  margin-bottom: 16px;
  font-weight: 600;
}
.login-mini-card h3 {
  color: #f2f6fe;
  font-size: 19px;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.login-mini-card p {
  font-size: 14px;
  line-height: 1.7;
  color: #a5b1ca;
  margin-bottom: 20px;
}
.portal-btn {
  display: inline-flex;
  width: 100%;
  justify-content: center;
  background: linear-gradient(180deg, #FFC049, #FFA514);
  color: #1d1504;
  font-weight: 700;
  font-size: 15px;
  padding: 12px 16px;
  border-radius: 10px;
  align-items: center;
  gap: 8px;
  transition: all .25s;
}
.portal-btn:hover {
  filter: brightness(1.07);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}
.side-tags .tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.tag-cloud a {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  color: #a9b3ca;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border-soft);
  padding: 6px 12px;
  border-radius: 40px;
  transition: all .2s;
}
.tag-cloud a:hover {
  border-color: rgba(40,224,184,.45);
  background: rgba(40,224,184,.08);
  color: var(--primary);
}

/* ===== Distinctive feature zone (3 kinds) ===== */
.diff-section {
  padding: 72px 0;
  position: relative;
}
.diff-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr 1.2fr;
  gap: 24px;
}
.diff-card {
  border-radius: var(--radius-lg);
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  min-height: 220px;
  position: relative;
  overflow: hidden;
}
.diff-card::after {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  right: -46px;
  bottom: -56px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(40,224,184,.16), transparent 70%);
}
.diff-a .diff-num {
  display: inline-flex;
  font-family: var(--font-num);
  font-size: 42px;
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1px var(--primary);
  line-height: 1;
  margin-bottom: 42px;
}
.diff-b {
  transform: rotate(-1.2deg);
  background: linear-gradient(145deg, rgba(21,35,56,.82), rgba(10,17,32,.9));
  border-color: rgba(40,224,184,.2);
}
.diff-b .diff-icon {
  display: inline-grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, #2fdfbf, #17ad8c);
  color: #00120d;
  font-size: 22px;
  margin-bottom: 18px;
  box-shadow: 0 10px 24px rgba(40,224,184,.3);
}
.diff-c {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.diff-card h3 {
  color: var(--title);
  font-size: 19px;
  font-weight: 700;
  margin: 12px 0 8px;
  line-height: 1.4;
}
.diff-card p {
  color: #98a4bc;
  font-size: 14px;
  line-height: 1.7;
}
.diff-tip {
  background: rgba(255,176,32,.08);
  border: 1px dashed rgba(255,176,32,.42);
  border-radius: 10px;
  padding: 12px 14px;
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #ffce75;
}
.diff-tip i {
  color: var(--accent);
}

/* ===== Use scenes ===== */
.scene-section {
  padding: 48px 0 80px;
}
.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.scene-item {
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  background: rgba(13,21,38,.6);
  border: 1px solid var(--border-soft);
  transition: all .3s ease;
  position: relative;
}
.scene-item i {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(40,224,184,.12);
  color: var(--primary);
  font-size: 18px;
  margin-bottom: 16px;
  transition: background .3s;
}
.scene-item h4 {
  color: #e7edf9;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 7px;
}
.scene-item p {
  font-size: 14px;
  color: #8b95b0;
  line-height: 1.7;
}
.scene-item:hover {
  transform: translateY(-6px);
  border-color: rgba(255,255,255,.18);
  background: rgba(17,30,52,.82);
  box-shadow: var(--shadow-card);
}
.scene-item:hover i {
  background: var(--primary);
  color: #001712;
}

/* ===== Flow section ===== */
.flow-section {
  padding: 62px 0 76px;
  background:
    linear-gradient(90deg, rgba(9,20,35,.94), rgba(5,11,22,.88)),
    url("/assets/images/backpic/back-3.webp") center / cover no-repeat;
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.flow-row {
  display: grid;
  grid-template-columns: .9fr 1.2fr;
  gap: 60px;
  align-items: center;
}
.flow-copy h2 {
  color: #fff;
  font-size: clamp(24px, 3vw, 31px);
  line-height: 1.4;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.flow-copy .flow-note {
  margin-top: 18px;
  color: #aab3ca;
  font-size: 15px;
  line-height: 1.8;
}
.flow-steps {
  position: relative;
  display: flex;
  flex-direction: column;
}
.flow-steps::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 34px;
  bottom: 18px;
  width: 1px;
  background: linear-gradient(180deg, rgba(40,224,184,.8), rgba(40,224,184,.05));
}
.flow-step {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 13px 0;
}
.flow-step .step-num {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: var(--primary);
  background: #0e1b2d;
  border: 1px solid rgba(40,224,184,.3);
  font-weight: 800;
  font-size: 18px;
  font-family: var(--font-num);
  position: relative;
  z-index: 2;
  box-shadow: 0 0 0 7px rgba(40,224,184,.07);
}
.flow-step .step-data {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
  padding: 14px 17px;
  flex: 1;
}
.flow-step h4 {
  font-size: 16px;
  color: #f0f4fb;
  font-weight: 700;
  margin-bottom: 5px;
}
.flow-step p {
  color: #929db8;
  font-size: 14px;
  line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-wrap {
  padding: 76px 0 30px;
  max-width: 860px;
}
.faq-list details {
  background: rgba(15,23,42,.62);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  margin-top: 14px;
  transition: border-color .3s, background .3s;
}
.faq-list details[open] {
  border-color: rgba(40,224,184,.45);
  background: rgba(17,30,50,.78);
}
.faq-list summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  color: #e6ebf7;
  font-weight: 700;
  font-size: 16px;
  list-style: none;
  border-radius: var(--radius);
  transition: color .25s;
}
.faq-list summary::-webkit-details-marker {
  display: none;
}
.faq-list summary .q-dot {
  flex: 0 0 30px;
  height: 30px;
  border-radius: 8px;
  background: rgba(40,224,184,.12);
  border: 1px solid rgba(40,224,184,.35);
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  display: grid;
  place-items: center;
}
.faq-list summary .sum-arrow {
  margin-left: auto;
  color: #5b6884;
  transition: transform .3s;
  font-size: 13px;
}
.faq-list details[open] summary .sum-arrow {
  transform: rotate(180deg);
  color: var(--primary);
}
.faq-answer {
  padding: 0 22px 20px 64px;
  color: #aab4c9;
  font-size: 15px;
  line-height: 1.9;
}

/* ===== CTA ===== */
.cta-wrap {
  padding: 50px 0 80px;
}
.cta-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  padding: 34px 38px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 30% 10%, rgba(255,176,32,.14), transparent 40%),
    radial-gradient(circle at 80% 30%, rgba(40,224,184,.16), transparent 42%),
    linear-gradient(120deg, rgba(18,32,50,.95), rgba(8,14,27,.96));
  border: 1px solid rgba(255,255,255,.1);
  position: relative;
  overflow: hidden;
}
.cta-banner::after {
  content: "";
  position: absolute;
  right: -50px;
  top: -60px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(40,224,184,.2);
  border-radius: 50%;
}
.cta-banner h2 {
  color: #fff;
  font-size: clamp(21px, 3vw, 30px);
  font-weight: 800;
  margin-bottom: 10px;
}
.cta-banner p {
  color: #adb7cb;
  max-width: 640px;
  font-size: 15px;
}
.cta-banner .btn-accent-big {
  background: var(--accent);
  color: #1b1202;
  font-size: 17px;
  font-weight: 800;
  border-radius: 12px;
  padding: 15px 30px;
  display: inline-flex;
  gap: 9px;
  align-items: center;
  box-shadow: 0 18px 44px rgba(255,176,32,.26);
  transition: all .25s;
  flex-shrink: 0;
}
.cta-banner .btn-accent-big:hover {
  background: var(--accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 24px 54px rgba(255,176,32,.36);
}

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--border-light);
  background: #080E1B;
  padding: 70px 0 30px;
  margin-top: 10px;
}
.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.ft-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.ft-brand i {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--primary);
  color: #0b1d18;
}
.ft-title-name {
  color: #f0f5fe;
  font-weight: 800;
  font-size: 20px;
}
.ft-tagline {
  max-width: 45ch;
  font-size: 14px;
  line-height: 1.9;
  color: #778199;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-bottom: 44px;
}
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
}
.footer-col a {
  display: block;
  color: #909bba;
  font-size: 14px;
  padding: 6px 0;
  transition: all .2s;
}
.footer-col a:hover {
  color: var(--primary);
  transform: translateX(4px);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.05);
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: #62677d;
}
.footer-bottom p:first-child {
  color: #aab0c4;
  font-weight: 500;
}
.back-top {
  position: fixed;
  right: 28px;
  bottom: 30px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #18233a;
  border: 1px solid rgba(40,224,184,.3);
  color: var(--primary);
  display: grid;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all .35s;
  z-index: 99;
}
.back-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-top:hover {
  background: #1b3147;
  box-shadow: var(--shadow-primary);
}
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

/* roulang page: article */
:root {
            --bg-deep: #0B1120;
            --bg-main: #101828;
            --bg-card: rgba(15, 23, 42, 0.78);
            --bg-soft: rgba(148, 163, 184, 0.06);
            --primary: #28E0B8;
            --primary-hover: #4FF0CC;
            --primary-dark: #17B394;
            --accent: #FFB020;
            --accent-hover: #FFC65C;
            --text-title: #F0F4FF;
            --text-body: #C0C8DC;
            --text-muted: #8A93B0;
            --border: rgba(148, 163, 184, 0.16);
            --border-light: rgba(255, 255, 255, 0.08);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.25);
            --shadow-glow: 0 0 0 1px rgba(40, 224, 184, 0.14), 0 18px 50px rgba(40, 224, 184, 0.08);
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-num: 'Barlow Condensed', 'Roboto Mono', 'JetBrains Mono', monospace;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-body);
            color: var(--text-body);
            background:
                radial-gradient(1200px 420px at 88% -10%, rgba(40, 224, 184, 0.07), transparent 58%),
                radial-gradient(900px 360px at 4% 22%, rgba(255, 176, 32, 0.05), transparent 55%),
                linear-gradient(180deg, #0B1120 0%, #101828 100%);
            background-attachment: fixed;
            line-height: 1.75;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }
        body::before {
            content: "";
            position: fixed;
            inset: 0;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.014) 1px, transparent 1px);
            background-size: 52px 52px;
            pointer-events: none;
            z-index: 0;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--primary-hover);
        }
        p {
            margin: 0 0 16px;
        }
        h1,
        h2,
        h3,
        h4 {
            color: var(--text-title);
            line-height: 1.35;
            font-weight: 800;
            margin: 0 0 16px;
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: 1220px;
            margin: 0 auto;
            padding: 0 24px;
            position: relative;
            z-index: 2;
        }

        .reading-progress {
            position: fixed;
            top: 0;
            left: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            z-index: 9999;
            width: 0;
            transition: width 0.1s ease-out;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 17, 32, 0.72);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(148, 163, 184, 0.1);
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            background: rgba(10, 15, 28, 0.88);
            box-shadow: 0 12px 34px rgba(0, 0, 0, 0.26);
        }
        .nav-row-1 {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            min-height: 72px;
            padding: 10px 0;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 21px;
            color: var(--text-title);
            letter-spacing: 0.02em;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: linear-gradient(135deg, rgba(40, 224, 184, 0.18), rgba(40, 224, 184, 0.04));
            border: 1px solid rgba(40, 224, 184, 0.45);
            color: var(--primary);
            font-size: 17px;
            box-shadow: 0 0 24px rgba(40, 224, 184, 0.1);
        }
        .logo-text span {
            color: var(--primary);
            font-weight: 700;
        }
        .nav-user {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-left: auto;
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 9px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 8px 16px;
            width: 260px;
            color: var(--text-muted);
            transition: border-color 0.2s, background 0.2s;
        }
        .nav-search:focus-within {
            border-color: rgba(40, 224, 184, 0.55);
            background: rgba(255, 255, 255, 0.07);
        }
        .nav-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--text-title);
            font-size: 14px;
            width: 100%;
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
        }
        .btn-header-member {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 8px 14px;
            border-radius: 8px;
            border: 1px solid var(--border);
            color: var(--text-body);
            font-size: 13px;
            font-weight: 500;
            transition: all 0.2s;
        }
        .btn-header-member:hover {
            color: var(--text-title);
            border-color: rgba(148, 163, 184, 0.34);
            background: rgba(255, 255, 255, 0.04);
            transform: translateY(-1px);
        }
        .btn-header-login {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 20px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--accent), #F8912A);
            color: #10203C;
            font-weight: 700;
            font-size: 14px;
            box-shadow: 0 6px 18px rgba(255, 176, 32, 0.22);
            transition: all 0.25s;
        }
        .btn-header-login:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(255, 176, 32, 0.3);
            color: #0B1120;
        }
        .nav-row-2 {
            border-top: 1px solid rgba(148, 163, 184, 0.08);
            background: rgba(10, 15, 28, 0.42);
        }
        .nav-channel-scroll {
            overflow-x: auto;
            scrollbar-width: none;
        }
        .nav-channel-scroll::-webkit-scrollbar {
            display: none;
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 6px;
            min-height: 46px;
            padding: 5px 0;
            white-space: nowrap;
        }
        .channel-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 7px 15px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-body);
            transition: all 0.22s;
            position: relative;
        }
        .channel-item i {
            font-size: 13px;
            opacity: 0.8;
        }
        .channel-item:hover {
            color: var(--text-title);
            background: rgba(40, 224, 184, 0.08);
        }
        .channel-item.active {
            color: var(--primary);
            background: rgba(40, 224, 184, 0.1);
            border: 1px solid rgba(40, 224, 184, 0.26);
        }
        .channel-item.active::before {
            content: "";
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            margin-right: -2px;
            animation: pulseDot 1.6s infinite ease-in-out;
        }
        @keyframes pulseDot {
            0%,
            100% {
                opacity: 0.45;
                transform: scale(0.8);
            }
            50% {
                opacity: 1;
                transform: scale(1.15);
            }
        }

        .article-hero {
            position: relative;
            padding: 54px 0 38px;
            overflow: hidden;
            background:
                linear-gradient(180deg, rgba(7, 12, 22, 0.88) 0%, rgba(10, 16, 28, 0.72) 100%),
                url('/assets/images/backpic/back-2.png') center 28% / cover no-repeat;
            border-bottom: 1px solid var(--border-light);
        }
        .article-hero::before {
            content: "";
            position: absolute;
            top: -130px;
            right: -12%;
            width: 520px;
            height: 300px;
            background: radial-gradient(closest-side, rgba(40, 224, 184, 0.18), transparent 78%);
            pointer-events: none;
        }
        .article-hero::after {
            content: "";
            position: absolute;
            bottom: -120px;
            left: 4%;
            width: 430px;
            height: 260px;
            background: radial-gradient(closest-side, rgba(255, 176, 32, 0.12), transparent 80%);
            pointer-events: none;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 18px;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color 0.2s;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb i {
            font-size: 11px;
            opacity: 0.65;
        }
        .breadcrumb .current {
            color: var(--text-body);
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .post-cat-capsule {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: rgba(40, 224, 184, 0.12);
            border: 1px solid rgba(40, 224, 184, 0.28);
            color: var(--primary);
            border-radius: 999px;
            padding: 5px 14px;
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 14px;
            width: fit-content;
        }
        .post-title {
            font-size: clamp(25px, 3.4vw, 36px);
            line-height: 1.3;
            max-width: 880px;
            letter-spacing: 0.01em;
            margin-bottom: 14px;
            font-weight: 850;
        }
        .post-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px 22px;
            color: var(--text-muted);
            font-size: 13px;
        }
        .post-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }
        .post-meta .meta-item i {
            color: var(--primary);
            opacity: 0.75;
        }
        .post-meta .meta-divider {
            width: 1px;
            height: 14px;
            background: var(--border);
        }
        .post-meta .source-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--text-body);
        }
        .post-meta .source-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
            display: inline-block;
        }

        .article-page-main {
            padding: 40px 0 20px;
            position: relative;
            z-index: 2;
        }

        .article-panel {
            max-width: 840px;
            margin: 0 auto;
            background: rgba(13, 20, 35, 0.62);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: clamp(22px, 3.4vw, 48px);
            position: relative;
            box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.03);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .article-panel::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(40, 224, 184, 0.24), transparent);
            pointer-events: none;
        }

        .article-prose {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
        }
        .article-prose>p:first-of-type {
            color: var(--text-title);
            font-size: 17.5px;
            line-height: 1.85;
            border-left: 3px solid rgba(40, 224, 184, 0.55);
            padding-left: 16px;
            background: linear-gradient(90deg, rgba(40, 224, 184, 0.06), transparent 78%);
            border-radius: 0 8px 8px 0;
        }
        .article-prose h2 {
            font-size: 22px;
            margin-top: 36px;
            padding-top: 6px;
            border-bottom: 1px solid var(--border-light);
            padding-bottom: 12px;
            position: relative;
            color: var(--text-title);
        }
        .article-prose h2::before {
            content: "";
            display: inline-block;
            width: 18px;
            height: 5px;
            border-radius: 4px;
            background: linear-gradient(90deg, var(--primary), rgba(40, 224, 184, 0.1));
            margin-right: 10px;
            vertical-align: middle;
        }
        .article-prose h3 {
            font-size: 19px;
            margin-top: 28px;
            color: var(--text-title);
        }
        .article-prose p {
            margin-bottom: 18px;
        }
        .article-prose ul {
            margin: 0 0 20px;
            padding-left: 22px;
        }
        .article-prose ul li {
            margin-bottom: 9px;
            padding-left: 4px;
            position: relative;
        }
        .article-prose ul li::marker {
            color: var(--primary);
        }
        .article-prose ol {
            margin: 0 0 20px;
            padding-left: 22px;
        }
        .article-prose ol li::marker {
            color: var(--primary);
            font-weight: 600;
        }
        .article-prose blockquote {
            background: rgba(40, 224, 184, 0.05);
            border: 1px solid rgba(40, 224, 184, 0.14);
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            padding: 16px 22px;
            margin: 24px 0;
            color: var(--text-body);
            font-style: normal;
        }
        .article-prose blockquote p {
            margin-bottom: 0;
        }
        .article-prose a {
            color: var(--primary);
            border-bottom: 1px solid rgba(40, 224, 184, 0.3);
            padding-bottom: 1px;
        }
        .article-prose a:hover {
            border-bottom-color: var(--primary-hover);
        }
        .article-prose img {
            border-radius: 12px;
            border: 1px solid var(--border);
            margin: 24px 0;
        }
        .article-prose table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0 26px;
            font-size: 14.5px;
            border-radius: 8px;
            overflow: hidden;
        }
        .article-prose table th {
            background: rgba(40, 224, 184, 0.07);
            color: var(--text-title);
            padding: 11px 14px;
            text-align: left;
            border: 1px solid var(--border);
            font-weight: 700;
        }
        .article-prose table td {
            padding: 10px 14px;
            border: 1px solid var(--border);
        }
        .article-prose code {
            background: rgba(148, 163, 184, 0.1);
            border-radius: 5px;
            padding: 2px 7px;
            font-size: 13.5px;
            color: var(--primary);
            font-family: var(--font-num);
        }

        .article-empty-state {
            max-width: 620px;
            margin: 0 auto;
            text-align: center;
            padding: 70px 20px;
        }
        .article-empty-state .empty-icon {
            width: 74px;
            height: 74px;
            border-radius: 50%;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(40, 224, 184, 0.08);
            border: 1px solid rgba(40, 224, 184, 0.22);
            color: var(--primary);
            font-size: 26px;
        }
        .article-empty-state h2 {
            font-size: 24px;
            margin-bottom: 10px;
        }
        .article-empty-state p {
            color: var(--text-muted);
            margin-bottom: 26px;
        }

        .article-tag-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            padding-top: 26px;
            margin-top: 30px;
            border-top: 1px solid var(--border-light);
        }
        .article-tag-bar .tag-label {
            color: var(--text-muted);
            font-size: 13px;
            font-weight: 600;
        }
        .tag-chip {
            display: inline-flex;
            align-items: center;
            background: rgba(40, 224, 184, 0.05);
            border: 1px solid rgba(40, 224, 184, 0.12);
            color: var(--primary);
            border-radius: 999px;
            padding: 4px 13px;
            font-size: 13px;
            font-weight: 500;
            transition: all 0.2s;
        }
        .tag-chip:hover {
            background: rgba(40, 224, 184, 0.12);
            border-color: rgba(40, 224, 184, 0.3);
            transform: translateY(-1px);
        }

        .article-cta-inline {
            margin-top: 34px;
            background: linear-gradient(135deg, rgba(40, 224, 184, 0.1), rgba(255, 176, 32, 0.06));
            border: 1px solid rgba(40, 224, 184, 0.18);
            border-radius: 14px;
            padding: 20px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .article-cta-inline .cta-text {
            flex: 1;
            min-width: 220px;
        }
        .article-cta-inline .cta-text h3 {
            font-size: 17px;
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .article-cta-inline .cta-text p {
            color: var(--text-muted);
            font-size: 14px;
            margin: 0;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), #F8952E);
            color: #10203C;
            padding: 12px 28px;
            border-radius: 9px;
            font-weight: 700;
            font-size: 15px;
            box-shadow: 0 8px 22px rgba(255, 176, 32, 0.2);
            transition: all 0.25s;
            border: none;
        }
        .btn-accent:hover {
            background: var(--accent-hover);
            color: #10203C;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(255, 176, 32, 0.26);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #081422;
            font-weight: 700;
            padding: 12px 26px;
            border-radius: 9px;
            font-size: 15px;
            box-shadow: 0 6px 20px rgba(40, 224, 184, 0.18);
            transition: all 0.25s;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(40, 224, 184, 0.24);
            color: #081422;
        }

        .article-prev-next {
            max-width: 840px;
            margin: 18px auto 0;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .article-pn-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 18px 20px;
            background: rgba(15, 23, 42, 0.55);
            border: 1px solid var(--border);
            border-radius: 12px;
            transition: all 0.25s;
            color: var(--text-body);
            position: relative;
        }
        .article-pn-link:hover {
            border-color: rgba(40, 224, 184, 0.3);
            background: rgba(40, 224, 184, 0.04);
            transform: translateY(-2px);
            color: var(--text-title);
        }
        .article-pn-link.next {
            justify-content: flex-end;
            text-align: right;
        }
        .article-pn-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(40, 224, 184, 0.08);
            border: 1px solid rgba(40, 224, 184, 0.2);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .article-pn-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 2px;
            display: block;
        }
        .article-pn-text {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-title);
            line-height: 1.4;
        }

        .section-added {
            margin-top: 50px;
            padding-bottom: 56px;
        }
        .section-heading {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 22px;
            position: relative;
        }
        .section-heading .heading-pretitle {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.14em;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 2px;
        }
        .section-heading h2 {
            font-size: 23px;
            margin: 0;
            line-height: 1.35;
        }
        .section-heading h2 span {
            color: var(--primary);
        }
        .btn-ghost-line {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 8px 18px;
            border-radius: 8px;
            border: 1px solid rgba(40, 224, 184, 0.26);
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            background: transparent;
            transition: all 0.22s;
        }
        .btn-ghost-line:hover {
            background: rgba(40, 224, 184, 0.08);
            border-color: rgba(40, 224, 184, 0.4);
            color: var(--primary-hover);
            transform: translateX(3px);
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            border-radius: 14px;
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border);
            transition: all 0.3s;
            position: relative;
            display: flex;
            flex-direction: column;
            color: var(--text-body);
        }
        .related-card:hover {
            transform: translateY(-4px);
            border-color: rgba(40, 224, 184, 0.28);
            box-shadow: var(--shadow-card), 0 0 0 1px rgba(40, 224, 184, 0.06);
            color: var(--text-body);
        }
        .related-thumb {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
            background: #182033;
        }
        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .related-thumb img {
            transform: scale(1.04);
        }
        .related-thumb .thumb-tag {
            position: absolute;
            left: 14px;
            top: 14px;
            z-index: 2;
            background: rgba(11, 17, 32, 0.85);
            border: 1px solid rgba(40, 224, 184, 0.3);
            color: var(--primary);
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 999px;
            font-weight: 600;
            backdrop-filter: blur(6px);
        }
        .related-body {
            padding: 14px 16px 16px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .related-body h3 {
            font-size: 16px;
            line-height: 1.5;
            margin-bottom: 6px;
            color: var(--text-title);
        }
        .related-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 10px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .related-meta i {
            color: var(--primary);
        }

        .cta-broad {
            margin-top: 48px;
            border-radius: 18px;
            padding: clamp(28px, 4vw, 48px);
            background:
                radial-gradient(720px 220px at 78% 30%, rgba(255, 176, 32, 0.08), transparent 70%),
                linear-gradient(135deg, rgba(255, 255, 255, 0.035), transparent 46%),
                rgba(13, 20, 35, 0.72);
            border: 1px solid var(--border);
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-card);
        }
        .cta-broad::before {
            content: "";
            width: 140px;
            height: 140px;
            background: rgba(40, 224, 184, 0.05);
            border-radius: 50%;
            filter: blur(40px);
            position: absolute;
            right: -20px;
            bottom: -50px;
            pointer-events: none;
        }
        .cta-broad-left {
            flex: 1;
            min-width: 260px;
        }
        .cta-broad-left h2 {
            font-size: 24px;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .cta-broad-left p {
            max-width: 620px;
            color: var(--text-muted);
            margin: 0;
            font-size: 14.5px;
        }
        .cta-broad-right {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-secondary-border {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 9px;
            border: 1px solid rgba(40, 224, 184, 0.32);
            background: transparent;
            color: var(--primary);
            font-size: 15px;
            font-weight: 600;
            transition: all 0.25s;
        }
        .btn-secondary-border:hover {
            background: rgba(40, 224, 184, 0.08);
            border-color: rgba(40, 224, 184, 0.5);
            color: var(--primary-hover);
            transform: translateY(-2px);
        }

        .site-footer {
            background: #0A0F1C;
            border-top: 1px solid var(--border-light);
            position: relative;
            z-index: 2;
            padding-top: 44px;
        }
        .footer-top {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-start;
            gap: 20px;
            padding-bottom: 22px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            margin-bottom: 30px;
        }
        .ft-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-title);
            min-width: 260px;
        }
        .ft-brand i {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(40, 224, 184, 0.1);
            border: 1px solid rgba(40, 224, 184, 0.3);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
        }
        .ft-title-name {
            line-height: 1.35;
        }
        .ft-tagline {
            flex: 1;
            min-width: 260px;
            color: var(--text-muted);
            font-size: 14px;
            margin: 0;
            line-height: 1.7;
            border-left: 2px solid rgba(40, 224, 184, 0.28);
            padding-left: 18px;
        }
        .footer-cols {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            padding-bottom: 34px;
        }
        .footer-col h4 {
            color: var(--text-title);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 13.5px;
            padding: 5px 0;
            transition: color 0.2s, padding-left 0.2s;
        }
        .footer-col a:hover {
            color: var(--primary);
            padding-left: 5px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 18px 0 26px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-bottom .copyright {
            display: flex;
            align-items: center;
            gap: 7px;
        }
        .footer-bottom .copyright i {
            color: var(--primary);
            font-size: 12px;
        }

        .back-top {
            position: fixed;
            right: 22px;
            bottom: 28px;
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: rgba(13, 20, 35, 0.92);
            border: 1px solid rgba(40, 224, 184, 0.4);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(12px);
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
            z-index: 80;
            cursor: pointer;
        }
        .back-top.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-top:hover {
            background: rgba(40, 224, 184, 0.12);
            border-color: var(--primary);
            color: var(--primary-hover);
        }

        @media (max-width: 1023px) {
            .nav-row-1 {
                min-height: 66px;
            }
            .nav-search {
                width: 200px;
            }
            .btn-header-member {
                display: none;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-cols {
                grid-template-columns: repeat(2, 1fr);
            }
            .post-meta {
                gap: 12px 16px;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
            .nav-row-1 {
                gap: 14px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
            }
            .nav-search {
                display: none;
            }
            .nav-channels {
                gap: 4px;
            }
            .channel-item {
                padding: 6px 12px;
                font-size: 13px;
            }
            .channel-item i {
                display: none;
            }
            .article-hero {
                padding: 42px 0 28px;
            }
            .post-title {
                font-size: 25px;
            }
            .breadcrumb .current {
                max-width: 180px;
            }
            .article-panel {
                padding: 22px 18px;
            }
            .article-prev-next {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .cta-broad {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-cols {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px 16px;
            }
            .ft-tagline {
                border-left: none;
                padding-left: 0;
            }
            .btn-header-login {
                padding: 8px 14px;
                font-size: 13px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .logo {
                font-size: 16px;
                gap: 8px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
            .logo-text span {
                display: block;
                font-size: 13px;
                line-height: 1;
                margin-top: 1px;
            }
            .nav-row-1 {
                min-height: 60px;
            }
            .btn-header-login {
                font-size: 12px;
                padding: 7px 11px;
                gap: 5px;
            }
            .post-meta {
                font-size: 12px;
            }
            .article-panel {
                padding: 18px 14px;
                border-radius: 14px;
            }
            .article-prose {
                font-size: 15px;
            }
            .article-prose h2 {
                font-size: 19px;
            }
            .article-prose>p:first-of-type {
                font-size: 16px;
                padding-left: 12px;
            }
            .section-heading {
                align-items: flex-start;
                flex-direction: column;
                gap: 10px;
            }
            .footer-cols {
                grid-template-columns: 1fr 1fr;
                gap: 18px 12px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .back-top {
                right: 14px;
                bottom: 18px;
                width: 40px;
                height: 40px;
            }
        }

/* roulang page: category3 */
:root {
  --bg: #0b1120;
  --bg-elev: #101828;
  --panel: rgba(15, 23, 42, 0.68);
  --panel-deep: rgba(9, 14, 27, 0.92);
  --line: rgba(148, 163, 184, 0.16);
  --line-strong: rgba(148, 163, 184, 0.28);
  --title: #f0f4ff;
  --body: #c0c8dc;
  --weak: #8a93b0;
  --primary: #28e0b8;
  --primary-hi: #4ff0cc;
  --primary-down: #17b394;
  --accent: #ffb020;
  --accent-hi: #ffc65c;
  --ok: #22c55e;
  --warn: #f59e0b;
  --error: #ef4444;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 14px 34px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 12px 34px rgba(40, 224, 184, 0.10);
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "Barlow Condensed", "Roboto Mono", "SF Mono", Consolas, monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--body);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(800px 380px at 12% -8%, rgba(40, 224, 184, 0.08), transparent 60%),
    radial-gradient(760px 420px at 88% 10%, rgba(255, 176, 32, 0.06), transparent 55%),
    linear-gradient(135deg, #0b1120, #101828 52%, #0b1120);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at top, rgba(0, 0, 0, 0.9), transparent 76%);
  -webkit-mask-image: radial-gradient(ellipse at top, rgba(0, 0, 0, 0.9), transparent 76%);
  pointer-events: none;
}

img {
  display: block;
  max-width: 100%;
  border-radius: var(--radius-sm);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--primary-hi);
}

ul, ol {
  list-style: none;
}

button, input {
  font: inherit;
  border: 0;
  background: transparent;
  color: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  line-height: 1;
  padding: 14px 24px;
  border-radius: 7px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease, color 0.22s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-sm {
  padding: 9px 15px;
  font-size: 14px;
}
.btn i {
  font-size: .86em;
}
.btn-primary {
  background: var(--accent);
  color: #131a2a;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 6px 14px rgba(255, 176, 32, 0.16);
}
.btn-primary:hover {
  background: var(--accent-hi);
  color: #131a2a;
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62), 0 10px 24px rgba(255, 176, 32, 0.28);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.15);
}
.btn-secondary {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(40, 224, 184, 0.03);
}
.btn-secondary:hover {
  background: rgba(40, 224, 184, 0.12);
  color: var(--primary-hi);
  border-color: var(--primary-hi);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(40, 224, 184, 0.12);
}
.btn-ghost {
  border-color: var(--line-strong);
  color: var(--title);
  background: rgba(255, 255, 255, 0.02);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--title);
  border-color: rgba(148, 163, 184, 0.42);
}
.btn-block {
  width: 100%;
}

/* top ribbon */
.top-ribbon {
  background: rgba(255, 176, 32, 0.07);
  border-bottom: 1px solid rgba(255, 176, 32, 0.10);
  color: var(--weak);
  font-size: 13px;
  padding: 7px 0;
}
.top-ribbon-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.top-ribbon .hot {
  color: var(--accent-hi);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.top-ribbon i {
  color: var(--accent);
}

/* header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(11, 17, 32, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: box-shadow 0.25s ease, background 0.25s ease;
}
.site-header.scrolled {
  background: rgba(8, 13, 25, 0.92);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
}
.header-top-inner,
.nav-row-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-row-1 {
  padding: 16px 0 14px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
}
.logo-icon {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, rgba(40, 224, 184, 0.12), rgba(12, 20, 33, 0.2));
  color: var(--primary);
  font-size: 19px;
  border: 1px solid rgba(40, 224, 184, 0.38);
  border-radius: 10px;
  box-shadow: 0 0 18px rgba(40, 224, 184, 0.06);
}
.logo-text {
  font-size: 22px;
  font-weight: 800;
  color: var(--title);
  letter-spacing: 0.01em;
  line-height: 1.2;
}
.logo-text span {
  color: var(--primary);
}
.nav-user {
  display: flex;
  align-items: center;
  gap: 11px;
}
.nav-search {
  position: relative;
  width: 238px;
}
.nav-search i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--weak);
  font-size: 14px;
  pointer-events: none;
}
.nav-search input {
  width: 100%;
  height: 39px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 0 16px 0 38px;
  font-size: 14px;
  color: var(--title);
  outline: none;
  transition: background 0.2s ease, border 0.2s ease, box-shadow 0.2s ease;
}
.nav-search input::placeholder {
  color: var(--weak);
}
.nav-search input:focus {
  border-color: rgba(40, 224, 184, 0.6);
  background: rgba(40, 224, 184, 0.04);
  box-shadow: 0 0 0 3px rgba(40, 224, 184, 0.1);
}
.btn-header-login {
  height: 39px;
  padding: 0 19px;
  border-radius: 21px;
  background: var(--accent);
  color: #131a2a;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  white-space: nowrap;
}
.btn-header-login:hover {
  background: var(--accent-hi);
  color: #131a2a;
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(255, 176, 32, 0.24);
}
.btn-header-member {
  height: 39px;
  padding: 0 15px;
  border-radius: 21px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--body);
  font-size: 14px;
  white-space: nowrap;
  transition: border 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.btn-header-member:hover {
  color: var(--primary-hi);
  border-color: rgba(40, 224, 184, 0.45);
  background: rgba(40, 224, 184, 0.04);
}
[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.7;
  pointer-events: none;
}

.nav-row-2 {
  background: rgba(12, 19, 33, 0.6);
  border-top: 1px solid rgba(255, 255, 255, 0.045);
  min-width: 0;
}
.nav-channel-scroll {
  overflow-x: auto;
  scrollbar-width: none;
}
.nav-channel-scroll::-webkit-scrollbar {
  display: none;
}
.nav-channels {
  display: flex;
  align-items: center;
  gap: 4px;
  min-width: max-content;
}
.channel-item {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 18px;
  color: var(--weak);
  font-weight: 600;
  font-size: 15px;
  border-radius: 6px;
  transition: background 0.22s ease, color 0.22s ease;
}
.channel-item i {
  color: inherit;
  font-size: 14px;
}
.channel-item:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--title);
}
.channel-item.active {
  background: rgba(40, 224, 184, 0.09);
  color: var(--primary);
}
.channel-item.active::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(255, 176, 32, 0.6);
  animation: pulseDot 1.4s infinite ease;
}
@keyframes pulseDot {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.45;
    transform: scale(0.72);
  }
}

/* main */
.site-main {
  padding-bottom: 80px;
}

/* category headline */
.cat-head {
  position: relative;
  margin-top: 22px;
  overflow: hidden;
  padding: 42px 0 34px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(15, 23, 42, 0.9), rgba(10, 16, 28, 0.78)),
    url("/assets/images/backpic/back-2.png") center / cover no-repeat;
  box-shadow: var(--shadow);
}
.cat-head::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -40px;
  width: 320px;
  height: 200px;
  background: radial-gradient(circle, rgba(40, 224, 184, 0.09), transparent 68%);
  pointer-events: none;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--weak);
  margin-bottom: 16px;
}
.breadcrumb a {
  color: var(--weak);
  transition: color 0.2s ease;
}
.breadcrumb a:hover {
  color: var(--primary);
}
.breadcrumb i {
  font-size: 11px;
  color: rgba(138, 147, 176, 0.5);
}
.cat-head h1 {
  font-size: clamp(26px, 3.4vw, 36px);
  line-height: 1.22;
  letter-spacing: 0.02em;
  color: var(--title);
  font-weight: 800;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.cat-head h1 .logo-mark {
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 3px;
  transform: rotate(45deg);
  box-shadow: 0 0 16px rgba(255, 176, 32, 0.8);
}
.cat-head p {
  color: var(--body);
  max-width: 850px;
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.8;
}
.filter-line {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}
.filter-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 13px;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  color: var(--weak);
  font-size: 13px;
  background: transparent;
  transition: all 0.2s ease;
}
.filter-chip:hover {
  border-color: rgba(40, 224, 184, 0.45);
  color: var(--primary);
}
.filter-chip.current {
  background: rgba(40, 224, 184, 0.12);
  border-color: rgba(40, 224, 184, 0.55);
  color: var(--primary);
}

.section-block {
  margin-top: 70px;
}
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.section-kicker::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--primary);
  opacity: 0.7;
}
.sec-title {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 14px;
  margin: 9px 0 28px;
}
.sec-title h2 {
  font-size: clamp(23px, 3vw, 28px);
  color: var(--title);
  font-weight: 800;
  line-height: 1.3;
}
.sec-title h2 i {
  color: var(--accent);
  margin-right: 5px;
}
.sec-title .desc {
  font-size: 15px;
  color: var(--weak);
  max-width: 620px;
}

/* 3 features */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  position: relative;
}
.feature-card {
  position: relative;
  padding: 27px 22px 23px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at -20% -10%, rgba(255, 255, 255, 0.05), transparent 50%);
  pointer-events: none;
}
.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.25), 0 0 20px rgba(40, 224, 184, 0.04);
  border-color: rgba(40, 224, 184, 0.3);
}
.feature-card .card-head {
  display: flex;
  align-items: center;
  gap: 14px;
}
.fc-02 .card-head {
  align-items: flex-start;
  flex-direction: column;
  gap: 10px;
}
.fc-03 .card-head {
  align-items: center;
  justify-content: space-between;
  flex-direction: row-reverse;
}
.feature-icon {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  color: var(--primary);
  border: 1px solid rgba(40, 224, 184, 0.25);
  background: rgba(40, 224, 184, 0.1);
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--title);
  line-height: 1.45;
}
.feature-card .desc {
  margin-top: 13px;
  font-size: 15px;
  color: var(--body);
  line-height: 1.75;
}
.feature-card .link-line {
  margin-top: 17px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.feature-card .link-line i {
  transition: transform 0.2s ease;
}
.feature-card:hover .link-line i {
  transform: translateX(4px);
}
.fc-01 .card-index {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--primary);
  border: 1px solid currentColor;
  padding: 0 8px;
  border-radius: 4px;
  height: 25px;
  line-height: 24px;
  font-weight: 700;
}
.fc-02 {
  transform: rotate(-0.5deg);
  border-color: rgba(40, 224, 184, 0.24);
}
.fc-02:hover {
  transform: rotate(0) translateY(-5px);
}
.fc-02 .feature-icon {
  width: 58px;
  height: 58px;
  color: var(--accent);
  border-color: rgba(255, 176, 32, 0.22);
  background: rgba(255, 176, 32, 0.07);
}
.fc-03 {
  border-top: 1px solid rgba(255, 176, 32, 0.22);
  background: linear-gradient(135deg, rgba(255, 176, 32, 0.04), var(--panel) 52%);
}
.fc-03 .feature-icon {
  color: var(--accent);
  border: none;
  background: rgba(255, 176, 32, 0.12);
}
.fc-03 .tips-flag {
  font-size: 12px;
  color: #131a2a;
  background: var(--accent);
  padding: 3px 8px;
  border-radius: 5px;
  font-weight: 700;
}

/* event video banner */
.event-live-banner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
}
.event-live-media {
  position: relative;
  min-height: 260px;
  background: url("/assets/images/coverpic/cover-9.webp") center / cover no-repeat;
  overflow: hidden;
}
.event-live-media::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(11, 17, 32, 0.82));
}
.event-live-media .live-icon {
  position: absolute;
  top: 18px;
  left: 18px;
  z-index: 1;
}
.live-icon span {
  background: rgba(5, 10, 16, 0.7);
  border: 1px solid rgba(255, 176, 32, 0.28);
  color: var(--accent-hi);
  padding: 4px 11px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.live-icon i {
  animation: pulseDot 1.2s infinite;
}
.event-live-info {
  padding: 32px 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.event-live-info .eyebrow {
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
}
.event-live-info h2 {
  font-size: 24px;
  color: var(--title);
  font-weight: 800;
  line-height: 1.42;
  margin-top: 9px;
}
.event-live-info p {
  margin-top: 12px;
  font-size: 15px;
  color: var(--body);
  max-width: 550px;
}
.event-live-info .stats {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin: 22px 0 20px;
}
.stats .num {
  font-family: var(--mono);
  font-size: 27px;
  color: var(--title);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  letter-spacing: 1px;
}
.stats .num em {
  font-style: normal;
  color: var(--accent);
}
.stats label {
  display: block;
  font-size: 12px;
  color: var(--weak);
  margin-top: 2px;
}
.event-live-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* process */
.process-section {
  background: var(--panel-deep);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 42px 34px;
  position: relative;
  overflow: hidden;
}
.process-section::after {
  content: "";
  position: absolute;
  top: -60px;
  right: 0;
  width: 500px;
  height: 200px;
  background: radial-gradient(circle, rgba(40, 224, 184, 0.06), transparent 65%);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 34px;
  position: relative;
  z-index: 1;
}
.process-step {
  position: relative;
  padding-top: 46px;
}
.process-step .dot {
  position: absolute;
  left: 0;
  top: 0;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(40, 224, 184, 0.08);
  border: 1px solid rgba(40, 224, 184, 0.3);
  color: var(--primary);
  font-family: var(--mono);
  font-weight: 800;
  font-size: 18px;
}
.process-step:not(:last-child)::after {
  content: "\f178";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 19px;
  color: rgba(40, 224, 184, 0.32);
  position: absolute;
  right: -22px;
  top: 12px;
  transform: translateX(50%);
  z-index: 0;
}
.process-step h3 {
  color: var(--title);
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 6px;
}
.process-step p {
  font-size: 14px;
  color: var(--weak);
  line-height: 1.65;
}

/* rule split */
.rule-layout {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 26px;
  margin-top: 8px;
}
.rule-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 30px;
  box-shadow: var(--shadow);
}
.rule-panel h3 {
  color: var(--title);
  font-size: 19px;
  font-weight: 800;
}
.rule-panel .panel-sub {
  color: var(--weak);
  font-size: 14px;
  margin-top: 6px;
}
.rule-list {
  margin-top: 22px;
}
.rule-list li {
  display: flex;
  gap: 13px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  align-items: flex-start;
}
.rule-list li:last-child {
  border-bottom: none;
}
.rule-list .icon-box {
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(40, 224, 184, 0.08);
  color: var(--primary);
  font-size: 13px;
}
.rule-list .text b {
  display: block;
  color: var(--title);
  font-weight: 700;
  font-size: 15px;
}
.rule-list .text span {
  font-size: 14px;
  color: var(--weak);
  line-height: 1.7;
  display: block;
  margin-top: 4px;
}
.rule-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 23px;
}
.rule-tags .tag {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 30px;
  border: 1px solid var(--line);
  color: var(--weak);
  background: transparent;
}

/* faq */
.faq-wrap {
  max-width: 920px;
  margin: 0 auto;
}
.faq-list {
  display: grid;
  gap: 12px;
}
.faq-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  transition: border 0.22s ease;
}
.faq-item[open] {
  border-color: rgba(40, 224, 184, 0.24);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 17px 19px;
  font-size: 16px;
  font-weight: 700;
  color: var(--title);
  transition: background 0.2s ease;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::before {
  content: "Q";
  font-family: var(--mono);
  font-size: 13px;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(40, 224, 184, 0.1);
  color: var(--primary);
  border-radius: 8px;
  font-weight: 800;
}
.faq-item summary::after {
  content: "\f077";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 13px;
  color: var(--weak);
  margin-left: auto;
  transition: transform 0.25s ease;
}
.faq-item:not([open]) summary::after {
  transform: rotate(180deg);
}
.faq-item .answer {
  padding: 0 21px 19px 61px;
  color: var(--weak);
  font-size: 15px;
  line-height: 1.78;
  animation: fadeIn 0.22s ease;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-3px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* CTA final */
.final-cta {
  margin-top: 72px;
  border-radius: 20px;
  padding: 50px 40px;
  position: relative;
  overflow: hidden;
  text-align: center;
  background:
    linear-gradient(120deg, rgba(13, 23, 40, 0.92), rgba(17, 30, 47, 0.92)),
    url("/assets/images/backpic/back-1.webp") center / cover;
  border: 1px solid var(--line);
}
.final-cta::before {
  content: "";
  position: absolute;
  left: -90px;
  top: -80px;
  width: 330px;
  height: 250px;
  background: radial-gradient(circle, rgba(40, 224, 184, 0.1), transparent 62%);
}
.final-cta::after {
  content: "";
  position: absolute;
  right: -30px;
  bottom: -140px;
  width: 400px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 176, 32, 0.08), transparent 60%);
}
.final-cta h2 {
  color: var(--title);
  font-weight: 800;
  font-size: clamp(23px, 3vw, 29px);
  position: relative;
  z-index: 1;
}
.final-cta p {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 13px auto 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}
.cta-buttons {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 26px;
}

/* footer */
.site-footer {
  margin-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(6, 10, 20, 0.7);
  padding: 46px 0 26px;
}
.footer-top {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
  padding-bottom: 30px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
}
.ft-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.ft-brand i {
  font-size: 22px;
  color: var(--accent);
}
.ft-title-name {
  font-size: 21px;
  color: var(--title);
  font-weight: 800;
}
.ft-tagline {
  font-size: 14px;
  max-width: 760px;
  color: var(--weak);
  line-height: 1.75;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 34px 0 30px;
}
.footer-col h4 {
  color: var(--title);
  font-size: 15px;
  margin-bottom: 15px;
  font-weight: 700;
}
.footer-col a {
  display: block;
  color: var(--weak);
  font-size: 14px;
  padding: 3px 0;
  transition: color 0.2s ease, padding 0.2s ease;
}
.footer-col a:hover {
  color: var(--primary);
  padding-left: 3px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding-top: 22px;
  font-size: 13px;
  color: var(--weak);
}

/* back to top */
.to-top {
  position: fixed;
  right: 20px;
  bottom: 40px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(40, 224, 184, 0.14);
  border: 1px solid rgba(40, 224, 184, 0.32);
  border-radius: 50%;
  color: var(--primary);
  font-size: 17px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.24s ease;
  z-index: 66;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
}
.to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.to-top:hover {
  background: rgba(40, 224, 184, 0.24);
  color: var(--primary-hi);
}

/* responsive */
@media (max-width: 1024px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .fc-03 {
    grid-column: span 2;
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 34px 30px;
  }
  .process-step:nth-child(2)::after {
    visibility: hidden;
  }
  .rule-layout {
    grid-template-columns: 1fr;
  }
  .event-live-banner {
    grid-template-columns: 1fr;
  }
  .event-live-info {
    padding: 25px;
  }
  .event-live-media {
    min-height: 200px;
  }
  .nav-search {
    width: 180px;
  }
  .logo-text {
    font-size: 19px;
  }
}
@media (max-width: 768px) {
  .header-top-inner,
  .nav-row-inner {
    align-items: center;
  }
  .nav-user .btn-header-member {
    display: none;
  }
  .nav-user {
    gap: 8px;
  }
  .nav-search {
    display: none;
  }
  .nav-row-1 {
    padding-block: 13px;
  }
  .site-main {
    padding-bottom: 44px;
  }
  .cat-head {
    padding: 30px 20px 25px;
  }
  .cat-head h1 {
    font-size: 25px;
  }
  .sec-title {
    flex-direction: column;
    align-items: flex-start;
  }
  .container {
    width: min(100%, calc(100% - 30px));
  }
  .final-cta {
    padding: 34px 22px;
  }
  .footer-cols {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }
}
@media (max-width: 520px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .fc-03 {
    grid-column: auto;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .process-step:not(:last-child)::after {
    display: none;
  }
  .rule-panel {
    padding: 21px 17px;
  }
  .event-live-info h2 {
    font-size: 20px;
  }
  .stats {
    gap: 14px;
  }
  .stats .num {
    font-size: 21px;
  }
  .footer-cols {
    grid-template-columns: 1fr 1fr;
  }
  .footer-col a {
    font-size: 13px;
  }
  .btn-header-login {
    padding: 0 13px;
  }
  .nav-channels .channel-item {
    padding: 0 14px;
  }
  .event-live-actions .btn {
    width: 100%;
  }
}

/* roulang page: category2 */
:root{
  --bg-deep:#080F1C;
  --bg-body:#0B1120;
  --bg-elevate:#0F1A2B;
  --bg-card:rgba(15,23,42,.68);
  --bg-card-solid:#101A2D;
  --primary:#28E0B8;
  --primary-bright:#4FF0CC;
  --primary-deep:#17B394;
  --accent:#FFB020;
  --accent-bright:#FFC65C;
  --danger:#EF4444;
  --success:#22C55E;
  --txt-title:#F0F4FF;
  --txt-body:#C2CBDE;
  --txt-weak:#8A93B0;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(148,163,184,.18);
  --red-dot:#FF4D4D;
  --radius:8px;
  --radius-lg:18px;
  --shadow-card:0 18px 44px rgba(0,0,0,.26);
  --container:1200px;
  --space-section:clamp(52px,9vw,90px);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--bg-body);
  color:var(--txt-body);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  position:relative;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.06;
  background-image:
    linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:72px 72px;
}
body::after{
  content:"";
  position:fixed;
  left:-10%;
  top:-15%;
  width:620px;
  height:620px;
  z-index:0;
  pointer-events:none;
  background:radial-gradient(circle,rgba(40,224,184,.06),transparent 62%);
}
header,main,footer{
  position:relative;
  z-index:1;
}
a{color:var(--primary);text-decoration:none;transition:color .22s ease,border-color .22s ease}
a:hover{color:var(--primary-bright)}
img{display:block;max-width:100%}
button,input,textarea{font-family:inherit;font-size:inherit}
input::placeholder{color:var(--txt-weak)}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:4px;
}
.tag-filter,.label-hot,.tag-main{
  -webkit-tap-highlight-color:transparent;
}
@keyframes pulseDot{
  0%{box-shadow:0 0 0 0 rgba(255,77,77,.45)}
  70%{box-shadow:0 0 0 8px rgba(255,77,77,0)}
  100%{box-shadow:0 0 0 0 rgba(255,77,77,0)}
}
.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 clamp(16px,4vw,36px);
}

/* header */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(8,15,28,.88);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.scrolled{
  background:rgba(6,12,22,.94);
  box-shadow:0 10px 30px rgba(0,0,0,.22);
}
.nav-row-1{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:70px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--txt-title);
  font-weight:800;
  flex-shrink:0;
}
.logo:hover{color:var(--txt-title)}
.logo-icon{
  width:40px;
  height:40px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,rgba(40,224,184,.2),rgba(40,224,184,.05));
  border:1px solid rgba(40,224,184,.35);
  color:var(--primary);
  font-size:18px;
}
.logo-text{
  font-size:19px;
  letter-spacing:.02em;
  color:var(--txt-title);
  white-space:nowrap;
}
.logo-text span{
  color:var(--primary);
  font-weight:700;
}
.nav-user{
  display:flex;
  align-items:center;
  gap:12px;
}
.nav-search{
  display:flex;
  align-items:center;
  gap:8px;
  width:220px;
  padding:0 14px;
  height:38px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color .2s ease,width .3s ease;
}
.nav-search i{
  color:var(--txt-weak);
  font-size:13px;
}
.nav-search input{
  width:100%;
  border:none;
  background:transparent;
  color:var(--txt-title);
  font-size:13px;
}
.nav-search:focus-within{
  border-color:rgba(40,224,184,.55);
  background:rgba(40,224,184,.05);
}
.btn-header{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--radius);
  font-size:14px;
  font-weight:600;
  line-height:1;
  transition:all .22s ease;
  cursor:pointer;
  padding:11px 16px;
}
.btn-header-member{
  background:transparent;
  border:1px solid var(--line-strong);
  color:var(--txt-title);
}
.btn-header-member:hover{
  border-color:var(--primary);
  color:var(--primary-bright);
  background:rgba(40,224,184,.06);
}
.btn-header-login{
  background:var(--accent);
  color:#101828;
  font-weight:800;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 6px 18px rgba(255,176,32,.14);
}
.btn-header-login:hover{
  background:var(--accent-bright);
  color:#101828;
  transform:translateY(-1px);
  box-shadow:0 8px 22px rgba(255,176,32,.24);
}
.btn-header-login:active{
  transform:translateY(0);
  box-shadow:none;
}
.nav-row-2{
  border-top:1px solid rgba(255,255,255,.04);
  background:rgba(255,255,255,.015);
}
.nav-channel-scroll{
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.nav-channel-scroll::-webkit-scrollbar{display:none}
.nav-channels{
  display:flex;
  align-items:center;
  gap:8px;
  padding:10px 0 12px;
}
.channel-item{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:8px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.035);
  border:1px solid transparent;
  color:#C5CDDF;
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:all .22s ease;
}
.channel-item i{
  font-size:13px;
}
.channel-item:hover{
  color:var(--txt-title);
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.06);
}
.channel-item.active{
  color:var(--primary);
  background:rgba(40,224,184,.12);
  border-color:rgba(40,224,184,.42);
}
.channel-item.active::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--red-dot);
  animation:pulseDot 1.6s infinite;
  flex-shrink:0;
}

/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  border-radius:var(--radius);
  font-weight:700;
  line-height:1;
  cursor:pointer;
  border:none;
  transition:all .24s ease;
}
.btn-primary{
  background:var(--accent);
  color:#101828;
  padding:14px 24px;
  font-size:15px;
  font-weight:800;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 10px 24px rgba(255,176,32,.14);
}
.btn-primary:hover{
  background:var(--accent-bright);
  color:#101828;
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(255,176,32,.25);
}
.btn-primary:active{
  transform:translateY(0);
}
.btn-outline{
  background:transparent;
  color:var(--primary);
  border:1px solid rgba(40,224,184,.55);
  padding:13px 22px;
  font-size:14px;
}
.btn-outline:hover{
  background:rgba(40,224,184,.12);
  border-color:var(--primary);
  color:var(--primary-bright);
  transform:translateY(-2px);
}
.btn-outline:active{
  transform:translateY(0);
}
.btn-small{
  padding:9px 15px;
  font-size:13px;
  font-weight:700;
}
.btn-text-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:var(--primary);
  background:transparent;
  border:none;
  padding:0;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:gap .2s ease,color .2s ease;
}
.btn-text-link:hover{
  color:var(--primary-bright);
  gap:12px;
}
.btn[aria-disabled="true"]{
  opacity:.5;
  pointer-events:none;
}

/* sections */
.section{
  padding:var(--space-section) 0;
  border-bottom:1px solid rgba(255,255,255,.045);
}
.section-head{
  max-width:820px;
  margin:0 auto 46px;
  text-align:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.22em;
  color:var(--primary);
  text-transform:uppercase;
  padding:4px 14px 4px 10px;
  border:1px solid rgba(40,224,184,.25);
  background:rgba(40,224,184,.07);
  border-radius:999px;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"●";
  font-size:8px;
}
.section-head h2{
  font-size:clamp(24px,3.4vw,33px);
  color:var(--txt-title);
  font-weight:800;
  line-height:1.3;
  letter-spacing:.01em;
}
.section-head .lead{
  margin-top:15px;
  font-size:15px;
  line-height:1.8;
  color:var(--txt-body);
}

/* category page head */
.page-head{
  position:relative;
  overflow:hidden;
  background:
    linear-gradient(100deg,rgba(8,15,28,.98) 10%,rgba(8,15,28,.88) 55%,rgba(8,15,28,.72)),
    url('/assets/images/backpic/back-2.png') right center/cover no-repeat;
  border-bottom:1px solid var(--line);
  padding:74px 0 68px;
}
.page-head::after{
  content:"";
  position:absolute;
  width:280px;
  height:280px;
  right:-80px;
  bottom:-90px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(40,224,184,.16),transparent 68%);
  pointer-events:none;
}
.page-head::before{
  content:"";
  position:absolute;
  width:420px;
  height:220px;
  right:14%;
  top:0;
  pointer-events:none;
  background:linear-gradient(135deg,rgba(255,176,32,.12),transparent 60%);
  transform:rotate(-12deg);
  filter:blur(14px);
}
.page-head .container{
  position:relative;
  z-index:2;
}
.page-head-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:52px;
  align-items:center;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--txt-weak);
  margin-bottom:24px;
}
.breadcrumb a{
  color:var(--txt-weak);
}
.breadcrumb a:hover{
  color:var(--primary);
}
.breadcrumb .sep{
  color:rgba(255,255,255,.25);
  font-size:11px;
}
.breadcrumb .current{
  color:var(--txt-body);
}
.page-title{
  font-size:clamp(28px,4.4vw,44px);
  color:var(--txt-title);
  font-weight:800;
  line-height:1.25;
  letter-spacing:.01em;
}
.page-title span{
  color:var(--primary);
}
.page-sub{
  margin-top:18px;
  max-width:640px;
  font-size:15px;
  line-height:1.85;
  color:var(--txt-body);
}
.page-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:28px;
}
.tag-filter{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:8px 15px;
  font-size:13px;
  font-weight:600;
  color:var(--txt-body);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:999px;
  cursor:default;
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.tag-filter i{
  font-size:11px;
  color:var(--txt-weak);
}
.tag-filter:hover{
  color:var(--txt-title);
  border-color:var(--line-strong);
  background:rgba(255,255,255,.07);
}
.tag-filter.active{
  color:var(--primary);
  border-color:rgba(40,224,184,.48);
  background:rgba(40,224,184,.09);
}
.hero-cta{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}
.hero-snapshot{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:28px;
}
.snapshot-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--txt-body);
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
  border-radius:8px;
  padding:8px 13px;
}
.snapshot-item i{
  color:var(--primary);
  font-size:13px;
}
.match-card{
  position:relative;
  background:var(--bg-card);
  border:1px solid rgba(148,163,184,.18);
  border-top:1px solid rgba(255,255,255,.09);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.match-cover{
  position:relative;
  height:190px;
  min-height:170px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.match-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .6s ease;
}
.match-cover:hover img{
  transform:scale(1.04);
}
.match-cover::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(8,15,28,.28),rgba(8,15,28,.02) 55%,rgba(8,15,28,.72));
}
.match-top-tag{
  position:absolute;
  left:14px;
  top:14px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(8,15,28,.72);
  backdrop-filter:blur(10px);
  color:#fff;
  border:1px solid rgba(255,255,255,.2);
  font-size:12px;
  font-weight:700;
  padding:5px 11px;
  border-radius:999px;
}
.match-top-tag i{
  color:var(--accent);
}
.match-live{
  position:absolute;
  right:14px;
  top:14px;
  z-index:2;
  font-size:11px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--primary);
}
.match-body{
  padding:20px 20px 22px;
}
.match-body h3{
  color:var(--txt-title);
  font-size:18px;
  font-weight:800;
  margin-bottom:10px;
}
.match-time{
  font-size:13px;
  color:var(--txt-weak);
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:13px;
}
.match-time i{
  color:var(--primary);
}
.match-desc{
  font-size:14px;
  color:var(--txt-body);
  line-height:1.75;
  margin-bottom:18px;
}
.match-meta-line{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border-top:1px dashed rgba(255,255,255,.1);
  padding-top:16px;
}
.match-meta-line span{
  font-size:12px;
  color:var(--txt-weak);
}
.match-meta-line span strong{
  color:var(--txt-body);
  font-weight:700;
}
.match-meta-line .btn-outline{
  padding:9px 15px;
  font-size:12px;
}

/* game cta panel */
.esports-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.game-card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:0 10px 26px rgba(0,0,0,.14);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease,background .3s ease;
}
.game-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-card);
  border-color:rgba(40,224,184,.2);
  background:rgba(15,24,44,.88);
}
.game-cover{
  position:relative;
  height:180px;
  overflow:hidden;
}
.game-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .6s ease;
}
.game-cover:hover img{
  transform:scale(1.06);
}
.game-cover .game-badge{
  position:absolute;
  left:14px;
  top:14px;
  background:rgba(8,15,28,.7);
  backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.18);
  color:#fff;
  font-size:11px;
  padding:4px 10px;
  border-radius:999px;
  font-weight:700;
}
.game-card-body{
  padding:20px 22px 24px;
}
.game-card-body h3{
  color:var(--txt-title);
  font-size:19px;
  font-weight:800;
  margin-bottom:9px;
}
.game-card-body p{
  font-size:14px;
  line-height:1.8;
  margin-bottom:16px;
}
.game-features{
  list-style:none;
  margin-bottom:20px;
  border-top:1px dashed rgba(255,255,255,.1);
  padding-top:13px;
  display:flex;
  flex-direction:column;
  gap:9px;
}
.game-features li{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--txt-body);
}
.game-features li i{
  color:var(--primary);
  font-size:12px;
}
.game-card-actions{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  flex-wrap:wrap;
}
.btn-text-link i{
  font-size:12px;
}
.btn-text-link:hover i{
  transform:translateX(3px);
}
.no-wrap{
  white-space:nowrap;
}

/* feature section */
.feature-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:26px;
  align-items:stretch;
}
.feature-photo{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:330px;
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--shadow-card);
}
.feature-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
  position:absolute;
  inset:0;
}
.feature-photo::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(8,15,28,.82));
}
.photo-caption{
  position:absolute;
  left:18px;
  bottom:16px;
  right:18px;
  z-index:2;
  color:#fff;
}
.photo-caption strong{
  display:block;
  font-size:18px;
  color:#fff;
  margin-bottom:4px;
  font-weight:800;
}
.photo-caption span{
  font-size:12px;
  color:rgba(255,255,255,.78);
}
.float-label{
  position:absolute;
  right:16px;
  top:16px;
  z-index:3;
  display:inline-flex;
  align-items:center;
  gap:7px;
  background:rgba(8,15,28,.7);
  border:1px solid rgba(255,255,255,.16);
  color:#fff;
  font-size:12px;
  padding:5px 12px;
  border-radius:999px;
  backdrop-filter:blur(8px);
  font-weight:600;
}
.float-label i{
  color:var(--primary);
  font-size:11px;
}
.feature-list{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.feature-item{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:24px 22px 22px;
  transition:border-color .25s ease,transform .25s ease,background .25s ease;
}
.feature-item:hover{
  transform:translateY(-4px);
  border-color:rgba(40,224,184,.3);
  background:rgba(15,24,44,.65);
}
.feature-icon{
  width:42px;
  height:42px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:rgba(40,224,184,.13);
  border:1px solid rgba(40,224,184,.22);
  color:var(--primary);
  font-size:17px;
  margin-bottom:15px;
}
.feature-item h3{
  color:var(--txt-title);
  font-size:17px;
  font-weight:800;
  margin-bottom:9px;
}
.feature-item p{
  font-size:14px;
  line-height:1.8;
  color:var(--txt-body);
}

/* match rhythm strip */
.rhythm-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.rhythm-item{
  position:relative;
  padding:26px 24px 30px;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease,transform .25s ease;
}
.rhythm-item:hover{
  transform:translateY(-4px);
  border-color:rgba(255,176,32,.35);
  background:rgba(20,27,45,.78);
}
.rhythm-item::before{
  content:"";
  position:absolute;
  width:44px;
  height:3px;
  border-radius:3px;
  background:var(--accent);
  top:0;
  left:24px;
}
.rhythm-tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--accent);
  margin-bottom:13px;
}
.rhythm-item h3{
  color:var(--txt-title);
  font-size:20px;
  font-weight:800;
  margin-bottom:10px;
}
.rhythm-item p{
  font-size:14px;
  line-height:1.85;
  color:var(--txt-body);
}
.rhythm-clock{
  position:absolute;
  right:2px;
  bottom:8px;
  font-size:60px;
  font-weight:800;
  color:rgba(255,255,255,.025);
  line-height:1;
  pointer-events:none;
}

/* login steps */
.steps-wrap{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}
.step-item{
  position:relative;
  text-align:center;
  padding:28px 16px 24px;
  background:rgba(255,255,255,.02);
  border:1px dashed rgba(148,163,184,.17);
  border-radius:var(--radius-lg);
  transition:border-color .25s ease,background .25s ease,transform .25s ease;
}
.step-item:hover{
  border-color:rgba(40,224,184,.38);
  background:rgba(40,224,184,.045);
  transform:translateY(-4px);
}
.step-num{
  width:58px;
  height:58px;
  margin:0 auto 17px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:rgba(40,224,184,.12);
  border:1px solid rgba(40,224,184,.28);
  color:var(--primary);
  font-weight:800;
  font-size:21px;
  box-shadow:0 0 0 7px rgba(40,224,184,.035);
}
.step-item h3{
  color:var(--txt-title);
  font-size:17px;
  font-weight:800;
  margin-bottom:9px;
}
.step-item p{
  font-size:13px;
  line-height:1.75;
  color:var(--txt-weak);
  max-width:270px;
  margin:0 auto;
}
.step-arrow{
  position:absolute;
  right:-19px;
  top:48px;
  color:rgba(40,224,184,.34);
  font-size:14px;
  z-index:2;
  display:none;
}
.steps-wrap .step-item:not(:last-child) .step-arrow-spacer{
  display:none;
}

/* faq */
.faq-list{
  max-width:860px;
  margin:0 auto;
}
.faq-item{
  border:1px solid var(--line);
  background:rgba(15,23,42,.5);
  border-radius:var(--radius-lg);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .25s ease;
}
.faq-item.open{
  border-color:rgba(40,224,184,.35);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  text-align:left;
  padding:19px 23px;
  border:none;
  background:transparent;
  color:var(--txt-title);
  font-weight:700;
  font-size:15px;
  cursor:pointer;
  transition:color .2s ease,background .2s ease;
  line-height:1.55;
}
.faq-q:hover{
  color:var(--primary);
  background:rgba(40,224,184,.03);
}
.faq-q .q-icon{
  color:var(--primary);
  font-weight:800;
  flex-shrink:0;
}
.faq-q .chevron{
  margin-left:auto;
  color:var(--txt-weak);
  transition:transform .3s ease,color .3s ease;
  font-size:13px;
  flex-shrink:0;
}
.faq-item.open .chevron{
  transform:rotate(180deg);
  color:var(--primary);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease,padding .3s ease;
  padding:0 23px;
  color:var(--txt-body);
  font-size:14px;
  line-height:1.85;
  border-top:0 solid var(--line);
}
.faq-item.open .faq-a{
  max-height:320px;
  padding:0 23px 20px;
  border-top-width:1px;
  border-top-color:var(--line);
  margin-top:0;
}

/* cta */
.cta-panel{
  position:relative;
  border-radius:24px;
  overflow:hidden;
  padding:56px 60px;
  background:
    linear-gradient(100deg,rgba(8,15,28,.96),rgba(8,15,28,.78)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--shadow-card);
}
.cta-panel::after{
  content:"";
  position:absolute;
  right:-90px;
  top:-110px;
  width:360px;
  height:360px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(40,224,184,.22),transparent 65%);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-content{
  max-width:560px;
}
.cta-content h2{
  color:var(--txt-title);
  font-size:clamp(24px,3.2vw,34px);
  font-weight:800;
  line-height:1.3;
  margin-bottom:14px;
}
.cta-content p{
  color:var(--txt-body);
  font-size:15px;
  line-height:1.85;
}
.cta-actions{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
  flex-shrink:0;
}
.cta-inline-note{
  font-size:12px;
  margin-top:15px;
  color:var(--txt-weak);
  display:flex;
  align-items:center;
  gap:7px;
}
.cta-inline-note i{
  color:var(--primary);
}

/* footer */
.site-footer{
  background:#060B16;
  padding-top:58px;
  border-top:1px solid var(--line);
}
.footer-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:34px;
  flex-wrap:wrap;
  padding-bottom:30px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.ft-brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--txt-title);
  font-size:21px;
  font-weight:800;
  flex-shrink:0;
}
.ft-brand i{
  width:40px;
  height:40px;
  border-radius:12px;
  display:grid;
  place-items:center;
  color:var(--primary);
  font-size:17px;
  background:rgba(40,224,184,.1);
  border:1px solid rgba(40,224,184,.28);
}
.ft-title-name{
  line-height:1.3;
}
.ft-tagline{
  max-width:560px;
  font-size:14px;
  color:var(--txt-weak);
  line-height:1.9;
}
.footer-cols{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:28px;
  padding:36px 0 34px;
}
.footer-col h4{
  color:var(--txt-title);
  font-size:15px;
  font-weight:800;
  margin-bottom:14px;
  position:relative;
  padding-bottom:9px;
}
.footer-col h4::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:22px;
  height:2px;
  border-radius:4px;
  background:var(--primary);
  opacity:.7;
}
.footer-col a{
  display:block;
  padding:6px 0;
  font-size:14px;
  color:var(--txt-body);
  transition:color .2s ease,padding .2s ease;
}
.footer-col a:hover{
  color:var(--primary-bright);
  padding-left:5px;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.05);
  padding:22px 0 28px;
  font-size:12px;
  color:var(--txt-weak);
}
.footer-bottom p{
  line-height:1.65;
}

/* backtop */
.back-top{
  position:fixed;
  right:24px;
  bottom:28px;
  width:46px;
  height:46px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:rgba(15,23,42,.9);
  backdrop-filter:blur(10px);
  border:1px solid rgba(40,224,184,.4);
  color:var(--primary);
  font-size:15px;
  box-shadow:0 12px 26px rgba(0,0,0,.24);
  opacity:0;
  transform:translateY(12px);
  visibility:hidden;
  transition:all .3s ease;
  z-index:99;
}
.back-top.show{
  opacity:1;
  transform:translateY(0);
  visibility:visible;
}
.back-top:hover{
  color:#101828;
  background:var(--primary-bright);
  border-color:var(--primary-bright);
  box-shadow:0 0 26px rgba(40,224,184,.3);
}

@media (min-width:1200px){
  .step-item:not(:last-child)::after{
    content:"\f105";
    font-family:"Font Awesome 6 Free";
    font-weight:900;
    position:absolute;
    right:-19px;
    top:48px;
    color:rgba(40,224,184,.36);
    z-index:2;
  }
}

@media (max-width:1024px){
  .page-head-grid{
    grid-template-columns:1fr;
    gap:44px;
  }
  .page-sub{
    max-width:100%;
  }
  .match-card{
    max-width:620px;
  }
  .esports-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .feature-row{
    grid-template-columns:1fr;
  }
  .feature-photo{
    min-height:320px;
  }
  .steps-wrap{
    grid-template-columns:repeat(2,1fr);
    gap:26px;
  }
  .step-item::after{
    display:none;
  }
  .rhythm-grid{
    grid-template-columns:1fr 1fr;
  }
  .rhythm-item:last-child{
    grid-column:1 / -1;
  }
  .footer-cols{
    grid-template-columns:repeat(2,1fr);
  }
}

@media (max-width:768px){
  .nav-search{
    display:none;
  }
  .btn-header-member{
    display:none;
  }
  .logo-text{
    font-size:15px;
  }
  .logo-icon{
    width:34px;
    height:34px;
    font-size:15px;
    border-radius:10px;
  }
  .nav-channels{
    padding:8px 0 11px;
  }
  .channel-item{
    padding:7px 13px;
    font-size:13px;
  }
  .page-head{
    padding:46px 0 50px;
  }
  .page-head-grid{
    gap:30px;
  }
  .page-title{
    font-size:30px;
  }
  .page-sub{
    font-size:14px;
  }
  .hero-cta .btn{
    width:auto;
  }
  .match-cover{
    height:170px;
  }
  .section{
    padding:54px 0;
  }
  .esports-grid{
    grid-template-columns:1fr;
  }
  .feature-list{
    grid-template-columns:1fr;
  }
  .steps-wrap{
    grid-template-columns:1fr 1fr;
  }
  .cta-panel{
    padding:40px 24px;
  }
  .cta-inner{
    flex-direction:column;
    align-items:flex-start;
  }
  .cta-actions{
    width:100%;
  }
  .rhythm-grid{
    grid-template-columns:1fr;
  }
  .rhythm-item:last-child{
    grid-column:auto;
  }
  .footer-top{
    flex-direction:column;
  }
}

@media (max-width:520px){
  .steps-wrap{
    grid-template-columns:1fr;
  }
  .step-item p{
    max-width:100%;
  }
  .btn-header-login{
    padding:10px 12px;
    font-size:13px;
  }
  .btn-header-login i{
    display:none;
  }
  .logo-text span{
    display:inline;
  }
  .page-tags{
    gap:8px;
  }
  .tag-filter{
    padding:7px 11px;
    font-size:12px;
  }
  .feature-list{
    grid-template-columns:1fr;
  }
  .footer-cols{
    grid-template-columns:1fr 1fr;
    gap:22px;
  }
  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
  }
  .rhythm-item{
    padding:22px 18px 25px;
  }
  .back-top{
    right:14px;
    bottom:16px;
  }
}