/* roulang page: index */
:root{
  --bg-0:#070B14; --bg-1:#0B1220; --bg-2:#101A2E;
  --ink-0:#F2F6FF; --ink-1:#A9B6CC; --ink-2:#6E7C93;
  --brand:#2EE6C8; --brand-deep:#12A38F; --accent:#FF7A93; --warn:#FFC46B;
  --line:rgba(255,255,255,.10); --glass:rgba(255,255,255,.06); --glass-strong:rgba(255,255,255,.10);
  --glow:0 0 0 1px rgba(46,230,200,.45), 0 10px 34px rgba(46,230,200,.28);
  --shadow-s:0 6px 18px rgba(0,0,0,.28);
  --shadow-m:0 16px 40px rgba(0,0,0,.38);
  --r-s:10px; --r-m:16px; --r-l:22px; --r-xl:28px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding-top:68px;
  background:var(--bg-0);color:var(--ink-0);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.1px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(760px 420px at 10% -6%, rgba(46,230,200,.10), transparent 62%),
    radial-gradient(680px 400px at 92% 4%, rgba(255,122,147,.07), transparent 62%),
    linear-gradient(transparent 0 0);
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.55;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(46,230,200,.28);color:#fff}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--bg-1)}
::-webkit-scrollbar-thumb{background:rgba(46,230,200,.28);border-radius:99px}
::-webkit-scrollbar-thumb:hover{background:rgba(46,230,200,.5)}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1024px){.container{padding:0 48px}}

main{position:relative;z-index:1}
section{padding:64px 0;position:relative}
@media(min-width:768px){section{padding:88px 0}}
@media(min-width:1024px){section{padding:112px 0}}
.band-a{background:var(--bg-0)}
.band-b{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
section.tight{padding:56px 0}
@media(min-width:1024px){section.tight{padding:76px 0}}

/* ============ header ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;height:68px;z-index:80;
  display:flex;align-items:center;
  background:rgba(7,11,20,.55);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header.scrolled{
  background:rgba(7,11,20,.78);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom-color:var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.header-inner{padding:0 32px}}
@media(min-width:1024px){.header-inner{padding:0 48px}}
.logo{display:flex;align-items:center;gap:10px;min-width:0}
.logo-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-deep) 62%,#0d5f57 100%);
  box-shadow:0 0 0 1px rgba(46,230,200,.4),0 8px 22px rgba(46,230,200,.26);
  display:grid;place-items:center;color:#04211d;font-weight:800;font-size:15px;letter-spacing:-.5px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.logo-text b{font-size:15px;font-weight:800;letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logo-text span{font-size:11px;color:var(--ink-2);letter-spacing:1.6px}
.header-actions{display:flex;align-items:center;gap:10px}
@media(max-width:520px){.logo-text span{display:none}.logo-text b{font-size:14px}}
.burger{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;gap:5px;
  border:1px solid var(--line);background:var(--glass);
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-0);transition:background .22s var(--ease),transform .22s var(--ease)}
.burger:hover{border-color:rgba(46,230,200,.45);background:rgba(46,230,200,.08)}
.burger:hover span{background:var(--brand)}

/* ============ buttons ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:999px;font-size:15px;font-weight:700;letter-spacing:.3px;transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);white-space:nowrap}
.btn-primary{background:var(--brand);color:#04211d;box-shadow:var(--glow)}
.btn-primary:hover{background:#5cf0d8;box-shadow:0 0 0 1px rgba(46,230,200,.6),0 14px 42px rgba(46,230,200,.42);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0) scale(.985);box-shadow:0 0 0 1px rgba(46,230,200,.5),0 6px 18px rgba(46,230,200,.28)}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink-0)}
.btn-ghost:hover{border-color:rgba(46,230,200,.5);color:var(--brand);background:rgba(46,230,200,.06)}
.btn-ghost:active{transform:scale(.985)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:14px;border-bottom:1px solid rgba(46,230,200,.4);padding-bottom:2px;transition:gap .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease)}
.btn-link:hover{gap:12px;border-color:var(--brand);color:#7ff5e3}

/* ============ drawer ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(4,7,14,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:100%;max-width:480px;z-index:95;
  background:linear-gradient(180deg,#0C1524 0%,#070B14 100%);
  border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .38s var(--ease);
  display:flex;flex-direction:column;overflow-y:auto;
  box-shadow:-30px 0 80px rgba(0,0,0,.5);
}
.drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--line)}
.drawer-close{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;font-size:20px;color:var(--ink-1);transition:all .22s var(--ease)}
.drawer-close:hover{color:var(--brand);border-color:rgba(46,230,200,.45);transform:rotate(90deg)}
.drawer-nav{padding:14px 0;flex:1}
.drawer-nav a{display:flex;align-items:center;gap:16px;padding:18px 24px;border-bottom:1px solid rgba(255,255,255,.05);transition:transform .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease)}
.drawer-nav a .num{font-size:13px;font-variant-numeric:tabular-nums;color:var(--ink-2);width:26px;flex:0 0 26px;transition:color .24s var(--ease)}
.drawer-nav a .label{font-size:19px;font-weight:700;flex:1;letter-spacing:.2px}
.drawer-nav a .arw{color:var(--ink-2);transition:transform .24s var(--ease),color .24s var(--ease)}
.drawer-nav a:hover{transform:translateX(6px);background:rgba(46,230,200,.06);border-bottom-color:rgba(46,230,200,.3)}
.drawer-nav a:hover .num{color:var(--brand)}
.drawer-nav a:hover .arw{transform:translateX(4px);color:var(--brand)}
.drawer-nav a.active .num{color:var(--brand)}
.drawer-nav a.active .label{color:var(--brand)}
.drawer-foot{padding:22px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:14px}
.drawer-foot .sub-links{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:var(--ink-1)}
.drawer-foot .sub-links a:hover{color:var(--brand)}
.drawer-foot .contact{font-size:13px;color:var(--ink-2)}
body.locked{overflow:hidden}

/* ============ glass / badges ============ */
.glass{
  position:relative;background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--r-l);
  transition:border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.glass::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,0) 42%);
  opacity:.55;
}
.glass:hover{border-color:rgba(46,230,200,.35);transform:translateY(-3px);box-shadow:var(--shadow-m)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.3px;border:1px solid rgba(46,230,200,.35);background:rgba(46,230,200,.12);color:#8CF6E6;white-space:nowrap}
.badge.pink{border-color:rgba(255,122,147,.4);background:rgba(255,122,147,.14);color:#FFB4C3}
.badge.warn{border-color:rgba(255,196,107,.4);background:rgba(255,196,107,.14);color:#FFD79B}
.badge.plain{border-color:var(--line);background:rgba(255,255,255,.05);color:var(--ink-1)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:2px;color:var(--brand);font-weight:700;text-transform:none}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--brand);display:block}

/* ============ section head ============ */
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head h2{font-size:28px;line-height:1.32;font-weight:700;letter-spacing:-.3px;margin-top:12px}
@media(min-width:1024px){.sec-head h2{font-size:34px}}
.sec-head p{color:var(--ink-1);font-size:15px;line-height:1.9;margin-top:14px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head.center .eyebrow{justify-content:center}
.sec-head.center .eyebrow::before{display:none}

/* ============ hero ============ */
.hero{
  padding:52px 0 64px;position:relative;overflow:hidden;
  background:
    linear-gradient(180deg,rgba(7,11,20,.86) 0%,rgba(7,11,20,.96) 68%,var(--bg-0) 100%),
    url('/assets/images/68cb046b4bc565cf.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
@media(min-width:1024px){.hero{padding:74px 0 96px}}
.hero-grid{display:grid;grid-template-columns:1fr;gap:38px;align-items:center}
@media(min-width:1024px){.hero-grid{grid-template-columns:1.06fr .94fr;gap:52px}}
.hero h1{font-size:34px;line-height:1.2;font-weight:800;letter-spacing:-.6px;margin-top:16px}
@media(min-width:768px){.hero h1{font-size:44px}}
@media(min-width:1024px){.hero h1{font-size:52px}}
.hero-lead{color:var(--ink-1);font-size:15.5px;line-height:1.95;margin-top:20px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-badges li{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ink-1);border:1px solid var(--line);background:rgba(255,255,255,.04);padding:7px 13px;border-radius:999px}
.hero-badges li i{width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px rgba(46,230,200,.9);display:block}
.hero-panel{padding:20px;border-radius:var(--r-xl)}
@media(min-width:768px){.hero-panel{padding:24px}}
.hh{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--ink-1);padding-bottom:14px;border-bottom:1px solid var(--line)}
.hh .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 12px rgba(46,230,200,.9);display:inline-block;margin-right:8px}
.ba-grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:16px}
@media(min-width:640px){.ba-grid{grid-template-columns:1fr 1fr}}
.ba-card{border-radius:var(--r-m);border:1px solid var(--line);padding:16px;background:rgba(255,255,255,.03)}
.ba-card.after{border-color:rgba(46,230,200,.42);background:linear-gradient(180deg,rgba(46,230,200,.12),rgba(46,230,200,.02));box-shadow:0 0 0 1px rgba(46,230,200,.18),0 14px 40px rgba(46,230,200,.16)}
.ba-tag{font-size:11.5px;letter-spacing:1.4px;color:var(--ink-2);font-weight:700}
.ba-card.after .ba-tag{color:var(--brand)}
.ba-title{font-size:16px;font-weight:700;line-height:1.5;margin:8px 0 12px}
.ba-list li{display:flex;gap:8px;font-size:12.8px;line-height:1.7;color:var(--ink-2);padding:5px 0}
.ba-card.after .ba-list li{color:var(--ink-1)}
.ba-list .tick{flex:0 0 16px;width:16px;height:16px;border-radius:5px;display:grid;place-items:center;font-size:10px;margin-top:2px}
.ba-card.before .tick{background:rgba(255,255,255,.07);color:var(--ink-2)}
.ba-card.after .tick{background:rgba(46,230,200,.22);color:var(--brand)}
.ba-meter{margin-top:14px}
.ba-meter .bar{height:6px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}
.ba-meter .bar i{display:block;height:100%;width:92%;border-radius:99px;background:linear-gradient(90deg,var(--brand),#7ff5e3);box-shadow:0 0 14px rgba(46,230,200,.7)}
.ba-meter .meta{display:flex;justify-content:space-between;font-size:11.5px;color:var(--ink-2);margin-top:7px;font-variant-numeric:tabular-nums}
.hero-float{margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px;border-radius:var(--r-m);border:1px solid rgba(46,230,200,.3);background:rgba(46,230,200,.08);font-size:13px;color:#9BF8E8;font-weight:600}
.hero-float b{font-variant-numeric:tabular-nums;font-size:16px;color:#fff}

/* ============ stats ============ */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(min-width:768px){.stat-grid{grid-template-columns:repeat(3,1fr);gap:18px}}
@media(min-width:1024px){.stat-grid{grid-template-columns:repeat(5,1fr)}}
.stat{padding:20px 18px;border-radius:var(--r-m)}
.stat .num{font-size:32px;font-weight:800;letter-spacing:-1px;font-variant-numeric:tabular-nums;color:var(--brand);text-shadow:0 0 22px rgba(46,230,200,.4);line-height:1.1}
@media(min-width:1024px){.stat .num{font-size:38px}}
.stat .num small{font-size:14px;font-weight:700;margin-left:3px;color:#8CF6E6}
.stat .lbl{font-size:13px;color:var(--ink-1);margin-top:8px}
.stat .track{height:4px;border-radius:99px;background:rgba(255,255,255,.08);margin-top:14px;overflow:hidden}
.stat .track i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand-deep),var(--brand))}

/* ============ bento scenes ============ */
.bento{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:768px){.bento{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){
  .bento{grid-template-columns:repeat(3,1fr);grid-template-areas:"main main a" "main main b" "c d e"}
}
.bento-main{grid-area:auto}
@media(min-width:1024px){.bento-main{grid-area:main}.bento-a{grid-area:a}.bento-b{grid-area:b}.bento-c{grid-area:c}.bento-d{grid-area:d}.bento-e{grid-area:e}}
.scene{padding:0;overflow:hidden;border-radius:var(--r-l);display:flex;flex-direction:column}
.scene .thumb{aspect-ratio:16/9;position:relative;overflow:hidden;background:linear-gradient(150deg,#12203A,#0A1020)}
.scene .thumb img{width:100%;height:100%;object-fit:cover;opacity:.82;transition:transform .5s var(--ease),opacity .3s var(--ease)}
.scene:hover .thumb img{transform:scale(1.05);opacity:.95}
.scene .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,20,.1) 30%,rgba(7,11,20,.85) 100%)}
.scene .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.scene h3{font-size:18px;font-weight:700}
.scene p{font-size:13.5px;color:var(--ink-1);line-height:1.8}
.scene .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px}
.scene-main{border-radius:var(--r-xl)}
.scene-main .thumb{aspect-ratio:16/8}
@media(min-width:1024px){.scene-main .thumb{aspect-ratio:16/7}}
.scene-main h3{font-size:22px}
.scene-main p{font-size:14.5px}
.scene-bar{flex-direction:row;align-items:center;gap:16px;padding:18px 20px}
.scene-bar .ico{width:46px;height:46px;flex:0 0 46px;border-radius:14px;display:grid;place-items:center;border:1px solid rgba(46,230,200,.32);background:rgba(46,230,200,.1);color:var(--brand);font-size:18px}
.scene-bar h3{font-size:16px}
.scene-bar p{font-size:13px}

/* ============ compare ============ */
.compare{display:grid;grid-template-columns:1fr;gap:18px;position:relative}
@media(min-width:900px){.compare{grid-template-columns:1fr 1fr;gap:0;align-items:stretch}
  .compare::after{content:"";position:absolute;top:8%;bottom:8%;left:50%;width:1px;background:linear-gradient(180deg,transparent,rgba(46,230,200,.6),transparent);box-shadow:0 0 18px rgba(46,230,200,.6)}}
.cmp-col{padding:26px;border-radius:var(--r-l)}
@media(min-width:900px){.cmp-col:first-child{border-top-right-radius:0;border-bottom-right-radius:0;border-right:0}.cmp-col:last-child{border-top-left-radius:0;border-bottom-left-radius:0}}
.cmp-col.old{opacity:.9}
.cmp-col.now{border-color:rgba(46,230,200,.38);background:linear-gradient(180deg,rgba(46,230,200,.1),rgba(255,255,255,.03))}
.cmp-col h3{font-size:19px;font-weight:700;display:flex;align-items:center;gap:10px}
.cmp-col.old h3{color:var(--ink-1)}
.cmp-col.now h3{color:#fff}
.cmp-col ul{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.cmp-col li{display:flex;gap:10px;font-size:14px;line-height:1.75;color:var(--ink-1)}
.cmp-col.old li{color:var(--ink-2)}
.cmp-col li .mk{flex:0 0 20px;width:20px;height:20px;border-radius:7px;display:grid;place-items:center;font-size:11px;margin-top:3px;font-weight:800}
.cmp-col.old .mk{background:rgba(255,255,255,.06);color:var(--ink-2)}
.cmp-col.now .mk{background:rgba(46,230,200,.22);color:var(--brand)}

/* ============ timeline ============ */
.timeline{position:relative;margin-top:8px;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:1px;background:linear-gradient(180deg,transparent,rgba(46,230,200,.5),rgba(46,230,200,.15),transparent)}
.tl-item{position:relative;padding:0 0 30px 22px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-26px;top:8px;width:15px;height:15px;border-radius:50%;background:var(--bg-0);border:2px solid rgba(46,230,200,.55);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.tl-item:hover::before{transform:scale(1.22);border-color:var(--brand);box-shadow:0 0 18px rgba(46,230,200,.85)}
.tl-year{font-size:13px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:1px}
.tl-item h3{font-size:16.5px;font-weight:700;margin-top:4px}
.tl-item p{font-size:13.5px;color:var(--ink-1);margin-top:5px}

/* ============ posts ============ */
.posts-layout{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:1024px){.posts-layout{grid-template-columns:2.1fr 1fr;gap:28px}}
.post-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:640px){.post-grid{grid-template-columns:1fr 1fr}}
.post-card{display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-l)}
.post-card .thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(150deg,#12203A,#0A1020)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;opacity:.85;transition:transform .5s var(--ease),opacity .3s var(--ease)}
.post-card:hover .thumb img{transform:scale(1.06);opacity:1}
.post-card .body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card h3{font-size:16px;font-weight:700;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card h3 a:hover{color:var(--brand)}
.post-card .excerpt{font-size:13px;color:var(--ink-1);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-card .meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:10px;border-top:1px solid rgba(255,255,255,.07);font-size:12px;color:var(--ink-2)}
.post-card .meta .go{color:var(--brand);font-weight:700;display:inline-flex;align-items:center;gap:4px;transition:gap .2s var(--ease)}
.post-card:hover .meta .go{gap:9px}
.side-list{padding:22px;border-radius:var(--r-l);align-self:start}
.side-list h3{font-size:15px;font-weight:700;letter-spacing:.3px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.side-item{display:block;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.06);position:relative;transition:padding-left .22s var(--ease),border-color .22s var(--ease)}
.side-item:last-child{border-bottom:0;padding-bottom:0}
.side-item::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:2px;border-radius:2px;background:rgba(46,230,200,.25);transition:background .22s var(--ease)}
.side-item:hover{padding-left:12px}
.side-item:hover::before{background:var(--brand)}
.side-item strong{display:block;font-size:13.8px;font-weight:600;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.side-item:hover strong{color:var(--brand)}
.side-item span{display:block;font-size:11.5px;color:var(--ink-2);margin-top:5px}
.empty-state{padding:46px 24px;text-align:center;border-radius:var(--r-l)}
.empty-state .ico{width:52px;height:52px;margin:0 auto 14px;border-radius:16px;display:grid;place-items:center;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--ink-2);font-size:22px}
.empty-state p{font-size:14px;color:var(--ink-1)}
.empty-state .hint{font-size:12.5px;color:var(--ink-2);margin-top:8px}

/* ============ safety grid ============ */
.safety-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:640px){.safety-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.safety-grid{grid-template-columns:repeat(3,1fr);gap:18px}}
.safety-item{padding:22px;border-radius:var(--r-m);display:flex;gap:14px;align-items:flex-start}
.safety-item .ico{width:42px;height:42px;flex:0 0 42px;border-radius:13px;display:grid;place-items:center;border:1px solid rgba(46,230,200,.3);background:rgba(46,230,200,.09);color:var(--brand);font-size:17px}
.safety-item h3{font-size:15.5px;font-weight:700}
.safety-item p{font-size:13px;color:var(--ink-1);line-height:1.75;margin-top:5px}

/* ============ city ============ */
.city-wrap{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:1024px){.city-wrap{grid-template-columns:1fr 1.15fr;gap:32px}}
.city-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.city-tags span{padding:8px 15px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.04);font-size:13px;color:var(--ink-1);transition:all .22s var(--ease)}
.city-tags span:hover{border-color:rgba(46,230,200,.45);color:var(--brand);background:rgba(46,230,200,.08);transform:translateY(-2px)}
.channel-list{display:grid;grid-template-columns:1fr;gap:14px}
.channel{display:flex;align-items:center;gap:16px;padding:20px;border-radius:var(--r-m)}
.channel .num{font-variant-numeric:tabular-nums;font-size:13px;color:var(--ink-2);font-weight:700}
.channel .txt{flex:1;min-width:0}
.channel h3{font-size:16.5px;font-weight:700}
.channel p{font-size:13px;color:var(--ink-1);margin-top:4px}
.channel .arw{color:var(--brand);font-weight:800;transition:transform .22s var(--ease)}
.channel:hover .arw{transform:translateX(5px)}

/* ============ quick answer ============ */
.quick-list{display:grid;grid-template-columns:1fr;gap:12px}
.quick{display:flex;align-items:center;gap:16px;padding:18px 22px;border-radius:var(--r-m)}
.quick .q{font-size:14.5px;font-weight:700;flex:1;min-width:0}
.quick .a{font-size:12.8px;color:var(--ink-1);flex:1.2;min-width:0}
@media(max-width:767px){.quick{flex-wrap:wrap;gap:6px}.quick .a{flex:1 0 100%}}
.quick .go{color:var(--ink-2);transition:color .22s var(--ease),transform .22s var(--ease)}
.quick:hover .go{color:var(--brand);transform:translateX(4px)}

/* ============ reviews ============ */
.review-track{display:flex;gap:16px;overflow-x:auto;padding:4px 4px 18px;scroll-snap-type:x mandatory}
.review-track::-webkit-scrollbar{height:6px}
.review-card{flex:0 0 300px;scroll-snap-align:start;padding:22px;border-radius:var(--r-l)}
@media(min-width:768px){.review-card{flex:0 0 340px}}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;flex:0 0 42px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:15px;color:#04211d;background:linear-gradient(150deg,var(--brand),var(--brand-deep))}
.review-top .who strong{display:block;font-size:14.5px;font-weight:700}
.review-top .who span{font-size:12px;color:var(--ink-2)}
.review-card p{font-size:13.5px;color:var(--ink-1);line-height:1.85;margin-top:14px}
.review-card .stars{margin-top:12px;color:var(--warn);font-size:13px;letter-spacing:2px}

/* ============ feature / topic ============ */
.topic-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:1024px){.topic-grid{grid-template-columns:1.35fr 1fr;gap:22px}}
.topic-main{overflow:hidden;border-radius:var(--r-xl);position:relative}
.topic-main .thumb{aspect-ratio:16/9;position:relative}
@media(min-width:1024px){.topic-main .thumb{aspect-ratio:16/11}}
.topic-main .thumb img{width:100%;height:100%;object-fit:cover;opacity:.78}
.topic-main .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,20,.15) 35%,rgba(7,11,20,.95) 100%)}
.topic-main .info{position:absolute;left:0;right:0;bottom:0;padding:24px}
.topic-main h3{font-size:21px;font-weight:800;margin-top:10px}
.topic-main p{font-size:13.5px;color:var(--ink-1);margin-top:8px}
.topic-side{display:grid;grid-template-columns:1fr;gap:16px}
.rank-card{padding:22px;border-radius:var(--r-l)}
.rank-card h3{font-size:15px;font-weight:700;padding-bottom:12px;border-bottom:1px solid var(--line)}
.rank-item{display:flex;gap:12px;align-items:center;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.05)}
.rank-item:last-child{border-bottom:0;padding-bottom:0}
.rank-item .no{font-variant-numeric:tabular-nums;font-size:13px;font-weight:800;color:var(--ink-2);width:20px}
.rank-item:nth-child(2) .no{color:var(--brand)}
.rank-item .t{flex:1;font-size:13.5px;min-width:0}
.rank-item .heat{width:64px;height:5px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden;flex:0 0 64px}
.rank-item .heat i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand-deep),var(--brand))}

/* ============ steps ============ */
.guide{display:grid;grid-template-columns:1fr;gap:26px;align-items:start}
@media(min-width:1024px){.guide{grid-template-columns:1.02fr .98fr;gap:44px}}
.guide-figure{border-radius:var(--r-xl);overflow:hidden;position:relative;border:1px solid var(--line)}
.guide-figure img{aspect-ratio:16/11;width:100%;height:100%;object-fit:cover;opacity:.85}
.guide-figure .cap{position:absolute;left:16px;bottom:16px;padding:10px 16px;border-radius:999px;background:rgba(7,11,20,.78);border:1px solid var(--line);font-size:12.5px;color:var(--ink-1);backdrop-filter:blur(10px)}
.step-list{display:flex;flex-direction:column;gap:14px}
.step{display:flex;gap:16px;padding:18px;border-radius:var(--r-m);align-items:flex-start}
.step .no{width:34px;height:34px;flex:0 0 34px;border-radius:11px;display:grid;place-items:center;font-size:14px;font-weight:800;color:#04211d;background:var(--brand);box-shadow:0 0 0 1px rgba(46,230,200,.4),0 8px 20px rgba(46,230,200,.24);font-variant-numeric:tabular-nums}
.step h3{font-size:15.5px;font-weight:700}
.step p{font-size:13px;color:var(--ink-1);margin-top:4px;line-height:1.75}
.safe-note{margin-top:16px;display:flex;gap:12px;align-items:flex-start;padding:16px 18px;border-radius:var(--r-m);border:1px solid rgba(255,196,107,.32);background:rgba(255,196,107,.08);font-size:13px;color:#FFD79B;line-height:1.8}

/* ============ faq ============ */
.faq-wrap{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:1024px){.faq-wrap{grid-template-columns:1fr 1.6fr;gap:44px}}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{border-radius:var(--r-m);overflow:hidden;border:1px solid var(--line);background:var(--glass);transition:border-color .22s var(--ease),background .22s var(--ease)}
.faq-item.open{border-color:rgba(46,230,200,.42);background:rgba(46,230,200,.06)}
.faq-q{display:flex;align-items:center;gap:14px;width:100%;padding:18px 20px;text-align:left;font-size:15px;font-weight:700;line-height:1.6}
.faq-q .idx{font-size:12px;color:var(--ink-2);font-variant-numeric:tabular-nums;font-weight:800}
.faq-q .arw{margin-left:auto;color:var(--ink-2);transition:transform .3s var(--ease),color .3s var(--ease);flex:0 0 auto}
.faq-item.open .faq-q .arw{transform:rotate(180deg);color:var(--brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s var(--ease)}
.faq-a p{padding:0 20px 20px 48px;font-size:13.5px;color:var(--ink-1);line-height:1.9}

/* ============ form ============ */
.join-grid{display:grid;grid-template-columns:1fr;gap:26px}
@media(min-width:1024px){.join-grid{grid-template-columns:.95fr 1.05fr;gap:48px;align-items:start}}
.join-form{padding:26px;border-radius:var(--r-xl)}
@media(min-width:768px){.join-form{padding:32px}}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--ink-1);margin-bottom:8px;font-weight:600}
.field input,.field textarea{
  width:100%;padding:13px 15px;border-radius:var(--r-s);
  background:rgba(8,13,24,.72);border:1px solid var(--line);color:var(--ink-0);
  font-size:14.5px;font-family:inherit;transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-2)}
.field input:focus,.field textarea:focus{
  outline:none;border-color:rgba(46,230,200,.62);background:rgba(8,13,24,.92);
  box-shadow:0 0 0 3px rgba(46,230,200,.14),0 0 22px rgba(46,230,200,.18);
}
.field textarea{min-height:96px;resize:vertical}
.chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{position:relative;display:inline-flex}
.chip input{position:absolute;opacity:0;width:0;height:0}
.chip span{display:inline-flex;align-items:center;padding:8px 15px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.04);font-size:13px;color:var(--ink-1);cursor:pointer;transition:all .2s var(--ease)}
.chip input:checked + span{border-color:rgba(46,230,200,.6);background:rgba(46,230,200,.16);color:#9BF8E8;box-shadow:0 0 16px rgba(46,230,200,.22)}
.chip input:focus-visible + span{outline:2px solid var(--brand);outline-offset:2px}
.chip span:hover{border-color:rgba(46,230,200,.4);color:var(--brand)}
.form-note{font-size:12px;color:var(--ink-2);line-height:1.8;margin-top:14px}
.form-msg{margin-top:14px;font-size:13px;color:var(--brand);display:none}
.form-msg.show{display:block}

/* ============ final cta ============ */
.final-cta{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  padding:38px 26px;text-align:center;
  border:1px solid rgba(46,230,200,.3);
  background:radial-gradient(600px 260px at 50% 0%,rgba(46,230,200,.16),transparent 70%),rgba(255,255,255,.04);
  backdrop-filter:blur(14px);
}
@media(min-width:768px){.final-cta{padding:52px 46px}}
.final-cta h2{font-size:24px;font-weight:800;line-height:1.35;letter-spacing:-.3px}
@media(min-width:1024px){.final-cta h2{font-size:32px}}
.final-cta p{color:var(--ink-1);font-size:14.5px;margin-top:14px;max-width:620px;margin-left:auto;margin-right:auto}
.final-cta .acts{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px}

/* ============ footer ============ */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding:56px 0 0;position:relative;z-index:1}
@media(min-width:1024px){.site-footer{padding:72px 0 0}}
.foot-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media(min-width:768px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media(min-width:1024px){.foot-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}}
.foot-brand p{font-size:13.5px;color:var(--ink-1);margin-top:16px;line-height:1.9;max-width:340px}
.foot-city{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.foot-city span{font-size:11.5px;padding:5px 11px;border-radius:999px;border:1px solid var(--line);color:var(--ink-2);background:rgba(255,255,255,.03)}
.foot-col h4{font-size:13.5px;font-weight:700;letter-spacing:1px;color:var(--ink-0);margin-bottom:16px}
.foot-col ul{display:flex;flex-direction:column;gap:11px}
.foot-col a,.foot-col span{font-size:13px;color:var(--ink-1);transition:color .2s var(--ease)}
.foot-col a:hover{color:var(--brand)}
.foot-cta .btn{width:100%;margin-bottom:12px}
.foot-cta .mail{font-size:12.5px;color:var(--ink-2);display:block;margin-top:6px}
.foot-bottom{margin-top:44px;border-top:1px solid var(--line);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.foot-bottom p{font-size:12px;color:var(--ink-2);line-height:1.8}
.foot-bottom .to-top{font-size:12.5px;color:var(--ink-1);display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);padding:7px 14px;border-radius:999px;transition:all .2s var(--ease)}
.foot-bottom .to-top:hover{color:var(--brand);border-color:rgba(46,230,200,.45);transform:translateY(-2px)}

/* ============ reveal ============ */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* roulang page: article */
:root{
  --bg-0:#070B14; --bg-1:#0B1220; --bg-2:#101A2E;
  --ink-0:#F2F6FF; --ink-1:#A9B6CC; --ink-2:#6E7C93;
  --brand:#2EE6C8; --brand-deep:#12A38F; --accent:#FF7A93; --warn:#FFC46B;
  --line:rgba(255,255,255,.10); --glass:rgba(255,255,255,.06); --glass-strong:rgba(255,255,255,.10);
  --glow:0 0 0 1px rgba(46,230,200,.45), 0 10px 34px rgba(46,230,200,.28);
  --shadow-s:0 6px 18px rgba(0,0,0,.28);
  --shadow-m:0 16px 40px rgba(0,0,0,.38);
  --r-s:10px; --r-m:16px; --r-l:22px; --r-xl:28px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding-top:68px;
  background:var(--bg-0);color:var(--ink-0);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.1px;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(760px 420px at 10% -6%, rgba(46,230,200,.10), transparent 62%),
    radial-gradient(680px 400px at 92% 4%, rgba(255,122,147,.07), transparent 62%);
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
main{position:relative;z-index:1}
section{padding:64px 0;position:relative}
.band-a{background:var(--bg-0)}
.band-b{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
section.tight{padding:48px 0}
@media (min-width:640px){.container{padding:0 32px}.header-inner{padding:0 32px}}
@media (min-width:1024px){.container{padding:0 48px}.header-inner{padding:0 48px}section{padding:96px 0}}

/* header */
.site-header{
  position:fixed;top:0;left:0;right:0;height:68px;z-index:80;
  display:flex;align-items:center;background:rgba(7,11,20,.55);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header.scrolled{background:rgba(7,11,20,.78);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom-color:var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
.logo{display:flex;align-items:center;gap:10px;min-width:0}
.logo-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-deep) 62%,#0d5f57 100%);
  box-shadow:0 0 0 1px rgba(46,230,200,.4),0 8px 22px rgba(46,230,200,.26);
  display:grid;place-items:center;color:#04211d;font-weight:800;font-size:15px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.logo-text b{font-size:15px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logo-text span{font-size:11px;color:var(--ink-2);letter-spacing:1.4px}
.header-actions{display:flex;align-items:center;gap:10px}
.burger{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;gap:4px;transition:border-color .22s var(--ease),background .22s var(--ease)}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-0);transition:background .22s var(--ease),transform .22s var(--ease)}
.burger:hover{border-color:rgba(46,230,200,.5);background:rgba(46,230,200,.07)}
.burger:hover span{background:var(--brand)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:999px;font-size:15px;font-weight:700;letter-spacing:.3px;transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);white-space:nowrap}
.btn-primary{background:var(--brand);color:#04211d;box-shadow:var(--glow)}
.btn-primary:hover{background:#5cf0d8;box-shadow:0 0 0 1px rgba(46,230,200,.6),0 14px 42px rgba(46,230,200,.42);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0) scale(.985)}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink-0)}
.btn-ghost:hover{border-color:rgba(46,230,200,.5);color:var(--brand);background:rgba(46,230,200,.06)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:14px;border-bottom:1px solid rgba(46,230,200,.4);padding-bottom:2px;transition:gap .2s var(--ease),color .2s var(--ease)}
.btn-link:hover{gap:12px;color:#7ff5e3;border-color:var(--brand)}

/* drawer */
.drawer-mask{position:fixed;inset:0;background:rgba(4,7,14,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:100%;max-width:480px;z-index:95;background:linear-gradient(180deg,#0C1524 0%,#070B14 100%);border-left:1px solid var(--line);transform:translateX(102%);transition:transform .38s var(--ease);display:flex;flex-direction:column;overflow-y:auto;box-shadow:-30px 0 80px rgba(0,0,0,.5)}
.drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--line)}
.drawer-close{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;font-size:20px;color:var(--ink-1);transition:all .22s var(--ease)}
.drawer-close:hover{color:var(--brand);border-color:rgba(46,230,200,.45);transform:rotate(90deg)}
.drawer-nav{padding:14px 0;flex:1}
.drawer-nav a{display:flex;align-items:center;gap:16px;padding:18px 24px;border-bottom:1px solid rgba(255,255,255,.05);transition:transform .24s var(--ease),background .24s var(--ease)}
.drawer-nav a .num{font-size:13px;font-variant-numeric:tabular-nums;color:var(--ink-2);width:26px;flex:0 0 26px;transition:color .24s var(--ease)}
.drawer-nav a .label{font-size:19px;font-weight:700;flex:1}
.drawer-nav a .arw{color:var(--ink-2);transition:color .24s var(--ease),transform .24s var(--ease)}
.drawer-nav a:hover,.drawer-nav a.active{background:rgba(46,230,200,.05);transform:translateX(6px)}
.drawer-nav a:hover .num,.drawer-nav a.active .num,.drawer-nav a:hover .arw,.drawer-nav a.active .arw{color:var(--brand)}
.drawer-nav a.active .label{color:var(--brand)}
.drawer-foot{padding:20px 24px 28px;border-top:1px solid var(--line);display:grid;gap:12px}
.drawer-foot .sub{display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--ink-1)}
.drawer-foot .sub a:hover{color:var(--brand)}
.drawer-foot small{color:var(--ink-2);font-size:12px;letter-spacing:.4px}

/* article head */
.page-band{background:var(--bg-1);border-bottom:1px solid var(--line);position:relative}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:18px}
.crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.5}
.crumb .now{color:var(--ink-1)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.3px;border:1px solid rgba(46,230,200,.4);background:rgba(46,230,200,.12);color:#8DF7E6}
.badge-pink{border-color:rgba(255,122,147,.42);background:rgba(255,122,147,.12);color:#FFB2C0}
.badge-warn{border-color:rgba(255,196,107,.42);background:rgba(255,196,107,.12);color:#FFD79B}
.article-h1{font-size:30px;line-height:1.3;font-weight:800;letter-spacing:-.4px;margin:14px 0 16px;max-width:900px}
@media (min-width:768px){.article-h1{font-size:38px}}
@media (min-width:1024px){.article-h1{font-size:42px}}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:13px;color:var(--ink-2);font-variant-numeric:tabular-nums;padding-bottom:22px;border-bottom:1px solid var(--line)}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--ink-2);opacity:.7}
.meta-row b{color:var(--ink-1);font-weight:600}

/* cover */
.cover-frame{aspect-ratio:16/9;border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);background:linear-gradient(140deg,#12213A 0%,#0A1526 60%,#0E2030 100%);box-shadow:var(--shadow-m);position:relative}
.cover-frame img{width:100%;height:100%;object-fit:cover}
.cover-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,20,0) 55%,rgba(7,11,20,.55) 100%);pointer-events:none}
.cover-cap{font-size:12px;color:var(--ink-2);text-align:center;margin-top:12px;letter-spacing:.4px}

/* article body */
.article-shell{display:block}
.article-wrap{max-width:790px;margin:0 auto;width:100%}
.article-body{font-size:16px;line-height:1.95;color:var(--ink-1)}
.article-body p{margin:0 0 20px}
.article-body h2{
  position:relative;font-size:22px;line-height:1.45;font-weight:700;color:var(--ink-0);
  margin:42px 0 16px;padding-left:14px;letter-spacing:-.2px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:3px;border-radius:3px;background:var(--brand);box-shadow:0 0 14px rgba(46,230,200,.55)}
.article-body h3{font-size:18px;font-weight:700;color:var(--ink-0);margin:30px 0 12px}
.article-body h4{font-size:16px;font-weight:700;color:var(--ink-0);margin:22px 0 10px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body li{margin:0 0 10px;position:relative}
.article-body ul>li::marker{color:var(--brand)}
.article-body ol>li::marker{color:var(--brand);font-variant-numeric:tabular-nums;font-weight:700}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;border-radius:var(--r-m);
  background:var(--glass);border:1px solid var(--line);border-left:3px solid var(--accent);
  color:var(--ink-1);font-size:15px;backdrop-filter:blur(10px);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-m);margin:24px auto;border:1px solid var(--line)}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(46,230,200,.4);padding-bottom:1px}
.article-body a:hover{color:#8DF7E6;border-color:var(--brand)}
.article-body strong{color:var(--ink-0);font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.article-body code{background:rgba(255,255,255,.08);border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:14px;color:#8DF7E6}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:12px;color:var(--ink-2);text-align:center;margin-top:10px}
.article-empty{
  border:1px solid var(--line);background:var(--glass);border-radius:var(--r-l);
  padding:44px 26px;text-align:center;backdrop-filter:blur(14px);
}
.article-empty .ico{width:52px;height:52px;margin:0 auto 16px;border-radius:14px;border:1px solid rgba(46,230,200,.4);display:grid;place-items:center;color:var(--brand);font-size:22px;background:rgba(46,230,200,.1)}
.article-empty h2{font-size:20px;margin:0 0 10px;color:var(--ink-0);font-weight:700}
.article-empty p{color:var(--ink-1);font-size:14px;margin:0 0 20px}

/* panel */
.panel{border:1px solid var(--line);background:var(--glass);border-radius:var(--r-l);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);position:relative;overflow:hidden;box-shadow:var(--shadow-s)}
.panel::before{content:"";position:absolute;inset:0 0 auto;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.14),transparent 70%)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:13px;color:var(--ink-1);border:1px solid var(--line);background:rgba(255,255,255,.04);transition:all .2s var(--ease)}
.tag:hover{color:var(--brand);border-color:rgba(46,230,200,.45);background:rgba(46,230,200,.08)}
.endbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;padding:22px 24px}
.endbar .left{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.endbar .right{display:flex;flex-wrap:wrap;gap:10px}

/* section head */
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:34px}
.sec-head h2{font-size:24px;font-weight:700;letter-spacing:-.3px;margin:0}
@media (min-width:768px){.sec-head h2{font-size:30px}}
.sec-head p{margin:8px 0 0;color:var(--ink-2);font-size:14px;max-width:620px}

/* rec cards */
.rec-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:768px){.rec-grid{grid-template-columns:repeat(3,1fr)}}
.rec-card{display:flex;flex-direction:column;border:1px solid var(--line);background:var(--glass);border-radius:var(--r-l);overflow:hidden;backdrop-filter:blur(14px);transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease)}
.rec-card:hover{transform:translateY(-3px);border-color:rgba(46,230,200,.35);box-shadow:var(--shadow-m)}
.rec-thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(140deg,#12213A,#0A1526)}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.rec-card:hover .rec-thumb img{transform:scale(1.04)}
.rec-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rec-body h3{font-size:16px;font-weight:700;margin:0;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-body p{margin:0;font-size:13px;color:var(--ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-meta{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--ink-2);font-variant-numeric:tabular-nums;margin-top:auto;padding-top:6px}
.rec-meta .arw{color:var(--brand)}

/* safety strip */
.safety-strip{display:flex;flex-wrap:wrap;align-items:center;gap:16px;padding:22px 24px;border-left:3px solid var(--brand)}
.safety-strip .ico{width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;color:var(--brand);border:1px solid rgba(46,230,200,.4);background:rgba(46,230,200,.1);font-size:20px}
.safety-strip h3{margin:0 0 4px;font-size:16px;font-weight:700}
.safety-strip p{margin:0;font-size:14px;color:var(--ink-1)}

/* cta banner */
.cta-banner{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--r-xl);padding:38px 26px;background:linear-gradient(150deg,rgba(46,230,200,.10),rgba(255,122,147,.07) 65%,rgba(16,26,46,.6));box-shadow:var(--shadow-m)}
@media (min-width:768px){.cta-banner{padding:52px 46px}}
.cta-banner::after{content:"";position:absolute;width:420px;height:420px;right:-140px;top:-160px;border-radius:50%;background:radial-gradient(circle,rgba(46,230,200,.20),transparent 68%);pointer-events:none}
.cta-banner h2{margin:0 0 12px;font-size:26px;font-weight:800;letter-spacing:-.4px}
@media (min-width:768px){.cta-banner h2{font-size:32px}}
.cta-banner p{margin:0 0 24px;color:var(--ink-1);font-size:15px;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px}

/* footer */
.site-footer{position:relative;z-index:1;background:var(--bg-1);border-top:1px solid var(--line);padding:56px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1fr;gap:38px}
@media (min-width:768px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media (min-width:1024px){.foot-grid{grid-template-columns:1.6fr 1fr 1fr 1.1fr}}
.foot-brand .logo{margin-bottom:16px}
.foot-brand p{color:var(--ink-2);font-size:14px;margin:0 0 18px;max-width:360px}
.foot-city{display:flex;flex-wrap:wrap;gap:8px}
.foot-city span{font-size:12px;color:var(--ink-1);padding:4px 11px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03)}
.foot-col h4{font-size:14px;font-weight:700;margin:0 0 16px;color:var(--ink-0);letter-spacing:.4px}
.foot-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.foot-col ul a{font-size:14px;color:var(--ink-1)}
.foot-col ul a:hover{color:var(--brand)}
.foot-cta{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.foot-cta .mail{font-size:13px;color:var(--ink-2);word-break:break-all}
.foot-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;margin-top:40px;padding-top:22px;border-top:1px solid var(--line)}
.foot-bottom p{margin:0;font-size:12px;color:var(--ink-2);line-height:1.8}
.to-top{font-size:13px;color:var(--ink-1);border:1px solid var(--line);padding:7px 16px;border-radius:999px;transition:all .22s var(--ease)}
.to-top:hover{color:var(--brand);border-color:rgba(46,230,200,.45)}
@media (max-width:767px){
  .logo-text span{display:none}
  .logo-text b{font-size:14px}
  .header-actions .btn{padding:9px 15px;font-size:13px}
  .article-h1{font-size:26px}
  .endbar{padding:18px}
  .foot-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .header-actions .btn{display:none}
  .meta-row{gap:8px 14px}
}

/* roulang page: category1 */
:root{
  --bg-0:#070B14; --bg-1:#0B1220; --bg-2:#101A2E;
  --ink-0:#F2F6FF; --ink-1:#A9B6CC; --ink-2:#6E7C93;
  --brand:#2EE6C8; --brand-deep:#12A38F; --accent:#FF7A93; --warn:#FFC46B;
  --line:rgba(255,255,255,.10); --glass:rgba(255,255,255,.06); --glass-strong:rgba(255,255,255,.10);
  --glow:0 0 0 1px rgba(46,230,200,.45), 0 10px 34px rgba(46,230,200,.28);
  --shadow-s:0 6px 18px rgba(0,0,0,.28);
  --shadow-m:0 16px 40px rgba(0,0,0,.38);
  --r-s:10px; --r-m:16px; --r-l:22px; --r-xl:28px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding-top:68px;
  background:var(--bg-0);color:var(--ink-0);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.1px;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(760px 420px at 10% -6%, rgba(46,230,200,.10), transparent 62%),
    radial-gradient(680px 400px at 92% 4%, rgba(255,122,147,.07), transparent 62%);
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.55;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
  mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.3px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px;position:relative;z-index:1}
main{position:relative;z-index:1}
section{padding:112px 0;position:relative}
section.tight{padding:72px 0}
.band-a{background:var(--bg-0)}
.band-b{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
@media (max-width:1024px){
  .container{padding:0 32px}
  section{padding:88px 0}
  section.tight{padding:60px 0}
}
@media (max-width:640px){
  .container{padding:0 20px}
  section{padding:64px 0}
  section.tight{padding:48px 0}
}
/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;height:68px;z-index:80;
  display:flex;align-items:center;
  background:rgba(7,11,20,.55);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header.scrolled{
  background:rgba(7,11,20,.78);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom-color:var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;max-width:1240px;margin:0 auto;padding:0 48px}
.logo{display:flex;align-items:center;gap:10px;min-width:0}
.logo-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-deep) 62%,#0d5f57 100%);
  box-shadow:0 0 0 1px rgba(46,230,200,.4),0 8px 22px rgba(46,230,200,.26);
  display:grid;place-items:center;color:#04211d;font-weight:800;font-size:15px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.logo-text b{font-size:15px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logo-text span{font-size:11px;color:var(--ink-2);letter-spacing:1.6px;white-space:nowrap}
.header-actions{display:flex;align-items:center;gap:10px}
.hamburger{
  width:44px;height:44px;border-radius:13px;border:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-0);transition:background .22s var(--ease),transform .22s var(--ease)}
.hamburger:hover{border-color:rgba(46,230,200,.5);background:rgba(46,230,200,.07)}
.hamburger:hover span{background:var(--brand)}
.hamburger:active{transform:scale(.96)}
@media (max-width:1024px){
  .header-inner{padding:0 32px}
  .logo-text span{display:none}
}
@media (max-width:640px){
  .header-inner{padding:0 20px}
  .logo-text b{font-size:12.5px;max-width:150px}
  .logo-mark{width:32px;height:32px;flex:0 0 32px;font-size:13px}
  .header-actions .btn-sm{padding:9px 14px;font-size:13px}
}
/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:999px;font-size:15px;font-weight:700;transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);white-space:nowrap}
.btn-primary{background:var(--brand);color:#04211d;box-shadow:var(--glow)}
.btn-primary:hover{background:#5cf0d8;box-shadow:0 0 0 1px rgba(46,230,200,.6),0 14px 42px rgba(46,230,200,.42);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0) scale(.985)}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink-0)}
.btn-ghost:hover{border-color:rgba(46,230,200,.5);color:var(--brand);background:rgba(46,230,200,.06)}
.btn-ghost:active{transform:scale(.985)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:14px;border-bottom:1px solid rgba(46,230,200,.4);padding-bottom:2px;transition:gap .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease)}
.btn-link:hover{gap:12px;border-color:var(--brand);color:#7ff5e3}
/* ---------- drawer ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(4,7,14,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:100%;max-width:480px;z-index:95;
  background:linear-gradient(180deg,#0C1524 0%,#070B14 100%);
  border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .38s var(--ease);
  display:flex;flex-direction:column;overflow-y:auto;box-shadow:-30px 0 80px rgba(0,0,0,.5);
}
.drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--line)}
.drawer-title{font-size:13px;letter-spacing:2px;color:var(--ink-2)}
.drawer-close{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;font-size:18px;color:var(--ink-1);transition:all .22s var(--ease)}
.drawer-close:hover{color:var(--brand);border-color:rgba(46,230,200,.45);transform:rotate(90deg)}
.drawer-nav{padding:14px 0;flex:1}
.drawer-nav a{display:flex;align-items:center;gap:16px;padding:18px 24px;border-bottom:1px solid rgba(255,255,255,.05);transition:transform .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease)}
.drawer-nav a .num{font-size:13px;font-variant-numeric:tabular-nums;color:var(--ink-2);width:26px;flex:0 0 26px;transition:color .24s var(--ease)}
.drawer-nav a .label{font-size:19px;font-weight:700;flex:1}
.drawer-nav a .arw{color:var(--ink-2);transition:color .24s var(--ease),transform .24s var(--ease)}
.drawer-nav a:hover,.drawer-nav a.active{background:rgba(46,230,200,.06);transform:translateX(6px);border-bottom-color:rgba(46,230,200,.28)}
.drawer-nav a:hover .num,.drawer-nav a.active .num,.drawer-nav a:hover .arw,.drawer-nav a.active .arw{color:var(--brand)}
.drawer-nav a.active .label{color:var(--brand)}
.drawer-foot{padding:22px 24px 30px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.drawer-foot p{font-size:12.5px;color:var(--ink-2);line-height:1.7}
.drawer-foot .btn{width:100%}
/* ---------- shared bits ---------- */
.glass{background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:var(--r-l);position:relative}
.glass::before{content:"";position:absolute;top:0;left:14px;right:14px;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.32),transparent);pointer-events:none}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;border:1px solid rgba(46,230,200,.32);background:rgba(46,230,200,.10);color:#8bf6e6;font-size:12.5px;font-weight:600;line-height:1.6}
.badge-accent{border-color:rgba(255,122,147,.36);background:rgba(255,122,147,.12);color:#ffb0bf}
.badge-warn{border-color:rgba(255,196,107,.36);background:rgba(255,196,107,.12);color:#ffd79a}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:2.4px;color:var(--brand);font-weight:700;margin-bottom:16px}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:var(--brand);display:block}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-head h2{font-size:28px;font-weight:700}
.sec-head p{color:var(--ink-1);font-size:15px;margin-top:8px;max-width:64ch}
@media (min-width:1280px){.sec-head h2{font-size:34px}}
@media (max-width:640px){.sec-head h2{font-size:23px}.sec-head{margin-bottom:28px}}
/* ---------- page head ---------- */
.page-head{
  padding:56px 0 72px;
  border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg,rgba(7,11,20,.88),rgba(7,11,20,.97)),
    url(/assets/images/68cb046b4bc565cf.webp) center/cover no-repeat;
  position:relative;overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:radial-gradient(ellipse at 30% 0%,#000,transparent 76%);
  mask-image:radial-gradient(ellipse at 30% 0%,#000,transparent 76%);
}
.breadcrumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--ink-2);margin-bottom:26px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:rgba(255,255,255,.22)}
.breadcrumb [aria-current]{color:var(--ink-1)}
.head-grid{display:grid;grid-template-columns:1fr 330px;gap:48px;align-items:start}
.head-main h1{font-size:34px;font-weight:800;line-height:1.2}
.head-desc{color:var(--ink-1);font-size:16px;margin-top:16px;max-width:60ch}
.head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.head-stat{padding:24px 24px 20px}
.stat-row{display:flex;align-items:baseline;gap:10px;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.08)}
.stat-row:last-of-type{border-bottom:0}
.stat-num{font-size:32px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.1;text-shadow:0 0 26px rgba(46,230,200,.35)}
.stat-label{font-size:13px;color:var(--ink-1)}
.stat-note{font-size:12px;color:var(--ink-2);margin-top:14px;line-height:1.7}
@media (min-width:1280px){.head-main h1{font-size:44px}}
@media (max-width:1024px){
  .head-grid{grid-template-columns:1fr;gap:32px}
  .page-head{padding:44px 0 56px}
  .head-main h1{font-size:29px}
}
@media (max-width:640px){
  .head-main h1{font-size:24px}
  .head-desc{font-size:15px}
}
/* ---------- chips ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  padding:9px 20px;border-radius:999px;border:1px solid var(--line);
  background:var(--glass);color:var(--ink-1);font-size:14px;font-weight:600;
  transition:all .22s var(--ease);
}
.chip:hover{border-color:rgba(46,230,200,.45);color:var(--brand);transform:translateY(-1px)}
.chip.is-on{background:var(--brand);border-color:var(--brand);color:#04211d;box-shadow:var(--glow)}
/* ---------- scene layout ---------- */
.scene-layout{display:grid;grid-template-columns:252px 1fr;gap:32px;align-items:start}
.filter-panel{padding:22px 20px;position:sticky;top:88px}
.filter-group{padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.08)}
.filter-group:first-child{padding-top:0}
.filter-group:last-child{border-bottom:0;padding-bottom:0}
.filter-group h4{font-size:12.5px;letter-spacing:1.8px;color:var(--ink-2);margin-bottom:12px;font-weight:700}
.filter-item{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--ink-1);padding:6px 0;transition:color .2s var(--ease),transform .2s var(--ease)}
.filter-item::before{content:"";width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.22);flex:0 0 6px;transition:background .2s var(--ease),box-shadow .2s var(--ease)}
.filter-item:hover{color:var(--brand);transform:translateX(3px)}
.filter-item:hover::before{background:var(--brand);box-shadow:0 0 10px rgba(46,230,200,.7)}
.scene-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.scene-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-l);
  overflow:hidden;display:flex;flex-direction:column;position:relative;
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.scene-card::before{content:"";position:absolute;top:0;left:14px;right:14px;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.34),transparent);z-index:2;pointer-events:none}
.scene-card:hover{transform:translateY(-3px);border-color:rgba(46,230,200,.35);box-shadow:var(--shadow-m)}
.scene-card .thumb{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(150deg,#0d2a34,#131c2f)}
.scene-card .thumb img{width:100%;height:100%;object-fit:cover;opacity:.92;transition:transform .55s var(--ease),opacity .3s var(--ease)}
.scene-card:hover .thumb img{transform:scale(1.05);opacity:1}
.scene-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.scene-body h3{font-size:19px;font-weight:700}
.scene-body p{font-size:14px;color:var(--ink-1);line-height:1.75}
.scene-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.scene-foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.heat{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink-2);white-space:nowrap}
.heat-bar{width:74px;height:4px;border-radius:4px;background:rgba(255,255,255,.10);overflow:hidden}
.heat-bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--brand-deep),var(--brand));box-shadow:0 0 12px rgba(46,230,200,.55)}
@media (max-width:1024px){
  .scene-layout{grid-template-columns:1fr}
  .filter-panel{position:static}
}
@media (max-width:768px){.scene-grid{grid-template-columns:1fr}}
/* ---------- strip cards ---------- */
.strip-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.strip-card{padding:22px;display:flex;gap:16px;align-items:flex-start;transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease)}
.strip-card:hover{transform:translateY(-3px);border-color:rgba(46,230,200,.35);box-shadow:var(--shadow-m)}
.strip-ico{width:44px;height:44px;flex:0 0 44px;border-radius:13px;display:grid;place-items:center;border:1px solid rgba(46,230,200,.30);background:rgba(46,230,200,.10);color:var(--brand);font-size:18px;font-weight:800}
.strip-card h3{font-size:16px;font-weight:700;margin-bottom:6px}
.strip-card p{font-size:13.5px;color:var(--ink-1);line-height:1.75}
@media (max-width:1024px){.strip-grid{grid-template-columns:1fr}}
/* ---------- ritual ---------- */
.ritual-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.ritual-item{padding:24px 26px;display:flex;gap:16px;align-items:flex-start;transition:transform .24s var(--ease),border-color .24s var(--ease)}
.ritual-item:hover{transform:translateY(-3px);border-color:rgba(46,230,200,.35)}
.ritual-num{font-size:22px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;min-width:38px;text-shadow:0 0 22px rgba(46,230,200,.35)}
.ritual-item h3{font-size:16.5px;font-weight:700;margin-bottom:6px}
.ritual-item p{font-size:13.5px;color:var(--ink-1);line-height:1.8}
@media (max-width:900px){.ritual-grid{grid-template-columns:1fr}}
/* ---------- safety strip ---------- */
.safety-strip{padding:26px 30px;display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.safety-strip .ico{width:52px;height:52px;flex:0 0 52px;border-radius:15px;display:grid;place-items:center;font-size:22px;color:#04211d;background:linear-gradient(150deg,var(--brand),var(--brand-deep));box-shadow:0 0 0 1px rgba(46,230,200,.4),0 10px 26px rgba(46,230,200,.24)}
.safety-strip h3{font-size:18px;font-weight:700;margin-bottom:4px}
.safety-strip p{font-size:14px;color:var(--ink-1)}
.safety-points{display:flex;flex-wrap:wrap;gap:10px;margin-left:auto}
@media (max-width:900px){
  .safety-strip{padding:22px}
  .safety-points{margin-left:0}
}
/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-m);background:var(--glass);overflow:hidden;transition:border-color .24s var(--ease),background .24s var(--ease)}
.faq-item[open]{border-color:rgba(46,230,200,.35);background:rgba(46,230,200,.05)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;display:flex;align-items:center;gap:14px;
  font-size:16px;font-weight:700;color:var(--ink-0);transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary .qmark{font-size:12px;font-weight:800;color:var(--brand);letter-spacing:1px;flex:0 0 auto}
.faq-item summary .plus{margin-left:auto;color:var(--ink-2);font-size:18px;transition:transform .28s var(--ease),color .28s var(--ease)}
.faq-item[open] summary .plus{transform:rotate(180deg);color:var(--brand)}
.faq-answer{padding:0 22px 20px 60px;font-size:14.5px;color:var(--ink-1);line-height:1.85}
@media (max-width:640px){
  .faq-item summary{padding:16px 18px;font-size:15px}
  .faq-answer{padding:0 18px 18px 48px;font-size:14px}
}
/* ---------- cta band ---------- */
.cta-band{padding:52px 44px;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;overflow:hidden}
.cta-band::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(520px 240px at 88% 20%,rgba(46,230,200,.16),transparent 70%),radial-gradient(420px 220px at 4% 90%,rgba(255,122,147,.12),transparent 70%)}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-size:26px;font-weight:800}
.cta-band p{color:var(--ink-1);font-size:15px;margin-top:10px;max-width:56ch}
.cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
@media (max-width:768px){
  .cta-band{padding:32px 22px;gap:22px}
  .cta-band h2{font-size:21px}
}
/* ---------- footer ---------- */
.site-footer{background:#050810;border-top:1px solid var(--line);padding:64px 0 28px;position:relative;z-index:1}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px}
.foot-brand .logo{margin-bottom:16px}
.foot-brand > p{font-size:13.5px;color:var(--ink-2);line-height:1.85;max-width:38ch}
.foot-city{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.foot-city span{font-size:12px;color:var(--ink-1);padding:4px 11px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);transition:all .2s var(--ease)}
.foot-city span:hover{color:var(--brand);border-color:rgba(46,230,200,.4)}
.foot-col h4{font-size:13px;letter-spacing:1.6px;color:var(--ink-0);margin-bottom:16px;font-weight:700}
.foot-col ul li{margin-bottom:10px}
.foot-col ul li a{font-size:13.5px;color:var(--ink-2)}
.foot-col ul li a:hover{color:var(--brand)}
.foot-cta{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.foot-cta .mail{font-size:12.5px;color:var(--ink-2);line-height:1.7}
.foot-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot-bottom p{font-size:12.5px;color:var(--ink-2);line-height:1.8}
.to-top{font-size:12.5px;color:var(--ink-2)}
.to-top:hover{color:var(--brand)}
@media (max-width:1024px){.foot-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:640px){
  .site-footer{padding:48px 0 24px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
}

/* roulang page: category2 */
:root{
  --bg-0:#070B14; --bg-1:#0B1220; --bg-2:#101A2E;
  --ink-0:#F2F6FF; --ink-1:#A9B6CC; --ink-2:#6E7C93;
  --brand:#2EE6C8; --brand-deep:#12A38F; --accent:#FF7A93; --warn:#FFC46B;
  --line:rgba(255,255,255,.10); --glass:rgba(255,255,255,.06); --glass-strong:rgba(255,255,255,.10);
  --glow:0 0 0 1px rgba(46,230,200,.45), 0 10px 34px rgba(46,230,200,.28);
  --shadow-s:0 6px 18px rgba(0,0,0,.28);
  --shadow-m:0 16px 40px rgba(0,0,0,.38);
  --r-s:10px; --r-m:16px; --r-l:22px; --r-xl:28px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding-top:68px;
  background:var(--bg-0);color:var(--ink-0);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.1px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(760px 420px at 10% -6%, rgba(46,230,200,.10), transparent 62%),
    radial-gradient(680px 400px at 92% 4%, rgba(255,122,147,.07), transparent 62%);
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.55;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
  mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1024px){.container{padding:0 48px}}
main{position:relative;z-index:1}
section{padding:64px 0;position:relative}
@media (min-width:768px){section{padding:88px 0}}
@media (min-width:1024px){section{padding:112px 0}}
section.tight{padding:48px 0}
@media (min-width:768px){section.tight{padding:64px 0}}
.band-a{background:var(--bg-0)}
.band-b{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
/* ============ logo / header ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;height:68px;z-index:80;
  display:flex;align-items:center;
  background:rgba(7,11,20,.55);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header.scrolled{
  background:rgba(7,11,20,.78);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom-color:var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.header-inner{padding:0 32px}}
@media (min-width:1024px){.header-inner{padding:0 48px}}
.logo{display:flex;align-items:center;gap:10px;min-width:0}
.logo-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-deep) 62%,#0d5f57 100%);
  box-shadow:0 0 0 1px rgba(46,230,200,.4),0 8px 22px rgba(46,230,200,.26);
  display:grid;place-items:center;color:#04211d;font-weight:800;font-size:15px;letter-spacing:-.5px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.logo-text b{font-size:14px;font-weight:800;letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logo-text span{font-size:11px;color:var(--ink-2);letter-spacing:1.6px}
@media (min-width:768px){.logo-text b{font-size:15px}.logo-text span{display:block}}
.header-actions{display:flex;align-items:center;gap:10px}
.burger{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  background:var(--glass);transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-0);transition:background .22s var(--ease)}
.burger:hover{border-color:rgba(46,230,200,.5);background:rgba(46,230,200,.08)}
.burger:hover span{background:var(--brand)}
.burger:active{transform:scale(.96)}
/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:999px;font-size:15px;font-weight:700;letter-spacing:.3px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#04211d;box-shadow:var(--glow)}
.btn-primary:hover{background:#5cf0d8;box-shadow:0 0 0 1px rgba(46,230,200,.6),0 14px 42px rgba(46,230,200,.42);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0) scale(.985);box-shadow:0 0 0 1px rgba(46,230,200,.5),0 6px 18px rgba(46,230,200,.28)}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink-0)}
.btn-ghost:hover{border-color:rgba(46,230,200,.5);color:var(--brand);background:rgba(46,230,200,.06)}
.btn-ghost:active{transform:scale(.985)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:14px;border-bottom:1px solid rgba(46,230,200,.4);padding-bottom:2px;transition:gap .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease)}
.btn-link:hover{gap:12px;border-color:var(--brand);color:#7ff5e3}
/* ============ drawer ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(4,7,14,.72);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:100%;max-width:480px;z-index:95;
  background:linear-gradient(180deg,#0C1524 0%,#070B14 100%);
  border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .38s var(--ease);
  display:flex;flex-direction:column;overflow-y:auto;
  box-shadow:-30px 0 80px rgba(0,0,0,.5);
}
.drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--line)}
.drawer-close{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;font-size:20px;color:var(--ink-1);transition:all .22s var(--ease)}
.drawer-close:hover{color:var(--brand);border-color:rgba(46,230,200,.45);transform:rotate(90deg)}
.drawer-nav{padding:14px 0;flex:1}
.drawer-nav a{
  display:flex;align-items:center;gap:16px;padding:18px 24px;
  border-bottom:1px solid rgba(255,255,255,.05);
  transition:transform .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease);
}
.drawer-nav a .num{font-size:13px;font-variant-numeric:tabular-nums;color:var(--ink-2);width:26px;flex:0 0 26px;transition:color .24s var(--ease)}
.drawer-nav a .label{font-size:19px;font-weight:700;flex:1;letter-spacing:.2px;transition:color .24s var(--ease)}
.drawer-nav a .arw{color:var(--ink-2);font-size:16px;transition:transform .24s var(--ease),color .24s var(--ease)}
.drawer-nav a:hover{background:rgba(46,230,200,.05);transform:translateX(6px);border-color:rgba(46,230,200,.22)}
.drawer-nav a:hover .num,.drawer-nav a:hover .label,.drawer-nav a:hover .arw{color:var(--brand)}
.drawer-nav a:hover .arw{transform:translateX(4px)}
.drawer-nav a.active{background:linear-gradient(90deg,rgba(46,230,200,.16),transparent);box-shadow:inset 2px 0 0 var(--brand)}
.drawer-nav a.active .num,.drawer-nav a.active .label,.drawer-nav a.active .arw{color:var(--brand)}
.drawer-foot{padding:22px 24px 34px;border-top:1px solid var(--line)}
.drawer-foot .mini{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:var(--ink-2);margin-bottom:18px}
.drawer-foot .mini a:hover{color:var(--brand)}
.drawer-foot .mail{display:block;font-size:12px;color:var(--ink-2);margin-top:12px;letter-spacing:.3px}
/* ============ section head ============ */
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:34px}
.sec-head h2{font-size:26px;line-height:1.3;font-weight:700;letter-spacing:-.3px}
@media (min-width:1024px){.sec-head h2{font-size:32px}}
.sec-head .desc{color:var(--ink-1);font-size:15px;max-width:640px;margin-top:10px}
.sec-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:2px;color:var(--brand);font-weight:700;margin-bottom:10px}
/* ============ card / badge / tags ============ */
.card{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--r-l);
  position:relative;overflow:hidden;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.card::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);pointer-events:none}
.card:hover{transform:translateY(-3px);border-color:rgba(46,230,200,.35);box-shadow:var(--shadow-m);background:rgba(255,255,255,.075)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.4px;border:1px solid rgba(46,230,200,.3);background:rgba(46,230,200,.12);color:var(--brand)}
.badge-accent{border-color:rgba(255,122,147,.34);background:rgba(255,122,147,.12);color:var(--accent)}
.badge-warn{border-color:rgba(255,196,107,.34);background:rgba(255,196,107,.12);color:var(--warn)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:12px;color:var(--ink-1);border:1px solid var(--line);border-radius:999px;padding:3px 10px;background:rgba(255,255,255,.04);transition:all .2s var(--ease)}
.card:hover .tag{border-color:rgba(46,230,200,.28);color:var(--brand)}
/* ============ category header ============ */
.cat-head{
  padding-top:44px;padding-bottom:56px;
  background:var(--bg-1);border-bottom:1px solid var(--line);overflow:hidden;
}
@media (min-width:768px){.cat-head{padding-top:56px;padding-bottom:72px}}
.cat-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:url('/assets/images/68cb046b4bc565cf.webp');
  background-size:cover;background-position:center right;
  opacity:.16;
  -webkit-mask-image:linear-gradient(90deg,#000 0%,transparent 72%);
  mask-image:linear-gradient(90deg,#000 0%,transparent 72%);
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:22px;flex-wrap:wrap}
.crumb a:hover{color:var(--brand)}
.crumb .cur{color:var(--ink-1)}
.cat-head-grid{display:grid;gap:26px;align-items:end}
@media (min-width:1024px){.cat-head-grid{grid-template-columns:1.9fr .85fr}}
.cat-head h1{font-size:29px;line-height:1.28;font-weight:800;letter-spacing:-.5px;margin:14px 0 12px}
@media (min-width:768px){.cat-head h1{font-size:38px}}
@media (min-width:1024px){.cat-head h1{font-size:44px}}
.cat-sub{color:var(--ink-1);font-size:15px;max-width:640px;line-height:1.9}
.stat-card{background:var(--glass);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:var(--r-m);padding:16px 20px}
.stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.09);font-size:13px;color:var(--ink-2)}
.stat-row:last-child{border-bottom:0}
.stat-row b{font-size:20px;color:var(--brand);font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.3px}
/* ============ featured ============ */
.feat{display:grid;overflow:hidden}
@media (min-width:900px){.feat{grid-template-columns:1.02fr 1.08fr}}
.feat-media{position:relative;overflow:hidden;min-height:240px}
.feat-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .55s var(--ease)}
.feat:hover .feat-media img{transform:scale(1.04)}
.feat-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,20,.05) 35%,rgba(7,11,20,.72) 100%)}
.feat-body{padding:26px 22px 28px}
@media (min-width:768px){.feat-body{padding:34px 32px}}
.feat-body h3{font-size:21px;line-height:1.45;font-weight:700;margin:14px 0 12px;letter-spacing:-.2px}
@media (min-width:768px){.feat-body h3{font-size:24px}}
.feat-body p{color:var(--ink-1);font-size:14.5px;line-height:1.9}
.feat-body .btn-link{margin-top:20px}
/* ============ topics ============ */
.topic-grid{display:grid;gap:18px}
@media (min-width:768px){.topic-grid{grid-template-columns:1fr 1fr}}
.topic-card{padding:22px 22px 24px}
.topic-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:10px}
.topic-top h3{font-size:18px;font-weight:700;letter-spacing:-.2px}
.topic-num{font-size:12.5px;color:var(--ink-2);font-variant-numeric:tabular-nums;white-space:nowrap}
.topic-card p{color:var(--ink-1);font-size:14px;line-height:1.85;margin-bottom:14px}
.heat{height:4px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;margin-bottom:16px}
.heat i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-deep))}
/* ============ steps ============ */
.steps{display:grid;gap:16px}
@media (min-width:768px){.steps{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{padding:22px 20px 24px}
.step-num{font-size:32px;font-weight:800;line-height:1;color:rgba(46,230,200,.32);font-variant-numeric:tabular-nums;margin-bottom:14px;transition:color .25s var(--ease)}
.step:hover .step-num{color:var(--brand)}
.step h3{font-size:16px;font-weight:700;margin-bottom:8px;line-height:1.5}
.step p{font-size:13.5px;color:var(--ink-1);line-height:1.85}
/* ============ gallery ============ */
.gallery{display:grid;gap:14px;grid-template-columns:repeat(2,1fr)}
@media (min-width:768px){.gallery{grid-template-columns:repeat(3,1fr)}}
.gal-item{position:relative;margin:0;border-radius:var(--r-m);overflow:hidden;border:1px solid var(--line);background:var(--bg-2);aspect-ratio:4/3}
.gal-item img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.gal-item:hover img{transform:scale(1.06)}
.gal-item figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 14px 12px;font-size:12.5px;color:#E8F0FF;background:linear-gradient(180deg,transparent,rgba(7,11,20,.88));line-height:1.6}
/* ============ news list ============ */
.news-list{display:grid;gap:12px}
.news-item{display:flex;align-items:flex-start;gap:16px;padding:18px 20px;border:1px solid var(--line);border-radius:var(--r-m);background:var(--glass);transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease)}
.news-item:hover{transform:translateX(4px);border-color:rgba(46,230,200,.32);background:rgba(46,230,200,.05)}
.news-line{width:3px;align-self:stretch;border-radius:3px;background:rgba(255,255,255,.14);flex:0 0 3px;transition:background .22s var(--ease)}
.news-item:hover .news-line{background:var(--brand)}
.news-body{flex:1;min-width:0}
.news-body h3{font-size:16px;font-weight:700;line-height:1.55;margin-bottom:6px}
.news-body p{font-size:13.5px;color:var(--ink-1);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;flex-wrap:wrap;gap:14px;margin-top:10px;font-size:12px;color:var(--ink-2)}
.news-arw{color:var(--ink-2);transition:transform .22s var(--ease),color .22s var(--ease);flex:0 0 auto;line-height:1.6}
.news-item:hover .news-arw{color:var(--brand);transform:translateX(4px)}
.empty{padding:36px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--r-m);color:var(--ink-2);font-size:14px;background:rgba(255,255,255,.03);line-height:1.9}
/* ============ safety bar ============ */
.safety-bar{display:flex;flex-wrap:wrap;align-items:center;gap:18px;padding:24px 26px;border-radius:var(--r-l);border:1px solid rgba(255,196,107,.28);background:linear-gradient(120deg,rgba(255,196,107,.10),rgba(255,255,255,.04))}
.safety-icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;border:1px solid rgba(255,196,107,.4);color:var(--warn);flex:0 0 44px;font-size:18px}
.safety-bar p{flex:1;min-width:230px;font-size:14px;color:var(--ink-1);line-height:1.9}
.safety-bar strong{color:var(--ink-0);font-weight:700}
/* ============ cta band ============ */
.cta-band{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:36px 26px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;
  background:linear-gradient(120deg,rgba(46,230,200,.14),rgba(255,122,147,.09) 68%,transparent 100%);
}
@media (min-width:768px){.cta-band{padding:46px 44px}}
.cta-band h2{font-size:23px;font-weight:800;letter-spacing:-.3px;margin-bottom:10px}
@media (min-width:768px){.cta-band h2{font-size:28px}}
.cta-band p{color:var(--ink-1);font-size:14.5px;max-width:560px;line-height:1.9}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px}
/* ============ footer ============ */
.site-footer{position:relative;z-index:1;background:var(--bg-1);border-top:1px solid var(--line);padding:56px 0 24px}
.foot-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:768px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media (min-width:1024px){.foot-grid{grid-template-columns:1.7fr 1fr 1fr 1.1fr}}
.foot-brand p{color:var(--ink-1);font-size:14px;margin:16px 0 18px;max-width:360px;line-height:1.9}
.foot-city{display:flex;flex-wrap:wrap;gap:8px}
.foot-city span{font-size:12px;color:var(--ink-1);border:1px solid var(--line);border-radius:999px;padding:4px 10px;background:rgba(255,255,255,.04)}
.foot-col h4{font-size:14px;font-weight:700;margin-bottom:14px;letter-spacing:.5px}
.foot-col ul li{margin-bottom:10px}
.foot-col ul a{font-size:14px;color:var(--ink-1)}
.foot-col ul a:hover{color:var(--brand)}
.foot-cta .mail{display:block;font-size:12px;color:var(--ink-2);margin-top:12px;line-height:1.7}
.foot-cta .btn{margin-bottom:4px}
.foot-bottom{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.foot-bottom p{font-size:12px;color:var(--ink-2);line-height:1.75;max-width:820px}
.to-top{font-size:13px;color:var(--ink-1);white-space:nowrap}
.to-top:hover{color:var(--brand)}
/* ============ motion ============ */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --bg-0:#070B14; --bg-1:#0B1220; --bg-2:#101A2E;
  --ink-0:#F2F6FF; --ink-1:#A9B6CC; --ink-2:#6E7C93;
  --brand:#2EE6C8; --brand-deep:#12A38F; --accent:#FF7A93; --warn:#FFC46B;
  --line:rgba(255,255,255,.10); --glass:rgba(255,255,255,.06); --glass-strong:rgba(255,255,255,.10);
  --glow:0 0 0 1px rgba(46,230,200,.45), 0 10px 34px rgba(46,230,200,.28);
  --shadow-s:0 6px 18px rgba(0,0,0,.28);
  --shadow-m:0 16px 40px rgba(0,0,0,.38);
  --r-s:10px; --r-m:16px; --r-l:22px; --r-xl:28px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding-top:68px;
  background:var(--bg-0);color:var(--ink-0);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.1px;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(760px 420px at 10% -6%, rgba(46,230,200,.10), transparent 62%),
    radial-gradient(680px 400px at 92% 4%, rgba(255,122,147,.07), transparent 62%);
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.55;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
  mask-image:radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4,p,figure,figcaption{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
main{position:relative;z-index:1}
section{padding:64px 0;position:relative}
.band-a{background:var(--bg-0)}
.band-b{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ============ header ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;height:68px;z-index:80;
  display:flex;align-items:center;
  background:rgba(7,11,20,.55);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header.scrolled{
  background:rgba(7,11,20,.80);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom-color:var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
.logo{display:flex;align-items:center;gap:10px;min-width:0}
.logo-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-deep) 62%,#0d5f57 100%);
  box-shadow:0 0 0 1px rgba(46,230,200,.4),0 8px 22px rgba(46,230,200,.26);
  display:grid;place-items:center;color:#04211d;font-weight:800;font-size:15px;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.logo-text b{font-size:14px;font-weight:800;letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:56vw}
.logo-text span{font-size:11px;color:var(--ink-2);letter-spacing:1.6px;display:none}
.header-actions{display:flex;align-items:center;gap:10px}
.burger{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;gap:3px;transition:all .22s var(--ease)}
.burger i{display:block;width:18px;height:1.6px;background:var(--ink-1);border-radius:2px;transition:background .22s var(--ease)}
.burger:hover{border-color:rgba(46,230,200,.45);background:rgba(46,230,200,.06)}
.burger:hover i{background:var(--brand)}

/* ============ buttons ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:999px;font-size:15px;font-weight:700;letter-spacing:.3px;transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);white-space:nowrap}
.btn-primary{background:var(--brand);color:#04211d;box-shadow:var(--glow)}
.btn-primary:hover{background:#5cf0d8;box-shadow:0 0 0 1px rgba(46,230,200,.6),0 14px 42px rgba(46,230,200,.42);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0) scale(.985);box-shadow:0 0 0 1px rgba(46,230,200,.5),0 6px 18px rgba(46,230,200,.28)}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink-0)}
.btn-ghost:hover{border-color:rgba(46,230,200,.5);color:var(--brand);background:rgba(46,230,200,.06)}
.btn-ghost:active{transform:scale(.985)}
.btn-sm{padding:10px 18px;font-size:14px}

/* ============ drawer ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(4,7,14,.72);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:100%;max-width:480px;z-index:95;
  background:linear-gradient(180deg,#0C1524 0%,#070B14 100%);
  border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .38s var(--ease);
  display:flex;flex-direction:column;overflow-y:auto;
  box-shadow:-30px 0 80px rgba(0,0,0,.5);
}
.drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:20px 22px;border-bottom:1px solid var(--line)}
.drawer-close{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;font-size:18px;color:var(--ink-1);transition:all .22s var(--ease)}
.drawer-close:hover{color:var(--brand);border-color:rgba(46,230,200,.45);transform:rotate(90deg)}
.drawer-nav{padding:10px 0;flex:1}
.drawer-nav a{display:flex;align-items:center;gap:16px;padding:18px 24px;border-bottom:1px solid rgba(255,255,255,.05);transition:transform .24s var(--ease),background .24s var(--ease)}
.drawer-nav a .num{font-size:13px;font-variant-numeric:tabular-nums;color:var(--ink-2);width:26px;flex:0 0 26px;transition:color .24s var(--ease)}
.drawer-nav a .label{font-size:18px;font-weight:700;flex:1}
.drawer-nav a .arw{color:var(--ink-2);font-size:15px;transition:transform .24s var(--ease),color .24s var(--ease)}
.drawer-nav a:hover,.drawer-nav a:focus-visible{background:rgba(255,255,255,.04);transform:translateX(6px)}
.drawer-nav a:hover .num,.drawer-nav a.active .num{color:var(--brand)}
.drawer-nav a:hover .arw{transform:translateX(4px);color:var(--brand)}
.drawer-nav a.active{background:rgba(46,230,200,.08);border-bottom-color:rgba(46,230,200,.22)}
.drawer-nav a.active .label{color:var(--brand)}
.drawer-foot{padding:20px 24px 28px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.drawer-foot .btn{width:100%}
.drawer-links{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13px;color:var(--ink-1)}
.drawer-links a:hover{color:var(--brand)}
.drawer-note{font-size:12px;color:var(--ink-2);letter-spacing:.4px}

/* ============ page head ============ */
.page-head{padding:36px 0 44px;background:var(--bg-1);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 300px at 88% -20%, rgba(46,230,200,.10), transparent 68%);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:20px;position:relative;z-index:1}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span[aria-current]{color:var(--ink-1)}
.page-head-inner{display:grid;gap:22px;position:relative;z-index:1}
.pill{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.6px;border:1px solid rgba(46,230,200,.35);background:rgba(46,230,200,.10);color:#8ff6e5}
.pill i{width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 8px var(--brand);display:block}
.pill-warn{border-color:rgba(255,196,107,.4);background:rgba(255,196,107,.10);color:var(--warn)}
.pill-warn i{background:var(--warn);box-shadow:0 0 8px var(--warn)}
.page-head h1{font-size:28px;line-height:1.25;font-weight:800;letter-spacing:-.5px;margin-top:14px}
.page-head p.lead{margin-top:12px;color:var(--ink-1);font-size:15px;max-width:640px}
.head-stat{
  display:grid;grid-template-columns:1fr 1fr;gap:14px;
  padding:20px;border-radius:var(--r-l);
  background:var(--glass);border:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  position:relative;overflow:hidden;
}
.head-stat::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent)}
.hs-num{display:block;font-size:32px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:-1px}
.hs-label{display:block;font-size:12px;color:var(--ink-2);letter-spacing:.6px;margin-top:4px}
.hs-foot{grid-column:1/-1;font-size:12px;color:var(--ink-2);border-top:1px solid var(--line);padding-top:12px;letter-spacing:.5px}

/* ============ section head ============ */
.section-head{max-width:760px;margin-bottom:34px}
.section-kicker{font-size:12px;letter-spacing:2px;color:var(--brand);font-weight:700;margin-bottom:10px}
.section-title{font-size:24px;font-weight:800;line-height:1.3;letter-spacing:-.4px}
.section-sub{margin-top:10px;color:var(--ink-1);font-size:15px}

/* ============ feature matrix ============ */
.feature-grid{display:grid;gap:16px;grid-template-columns:1fr}
.feature-card{
  position:relative;padding:24px;border-radius:var(--r-l);
  background:var(--glass);border:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
  display:flex;flex-direction:column;gap:10px;
}
.feature-card::before{content:"";position:absolute;top:0;left:14px;right:14px;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent)}
.feature-card:hover{transform:translateY(-3px);border-color:rgba(46,230,200,.35);background:var(--glass-strong)}
.fc-icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;color:var(--brand);background:rgba(46,230,200,.10);border:1px solid rgba(46,230,200,.28)}
.fc-icon svg{width:22px;height:22px}
.feature-card h3{font-size:18px;font-weight:700;letter-spacing:-.2px}
.feature-card p{font-size:14px;color:var(--ink-1);line-height:1.8}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px}
.tag{font-size:11px;letter-spacing:.5px;padding:4px 10px;border-radius:999px;border:1px solid rgba(46,230,200,.28);background:rgba(46,230,200,.08);color:#8ff6e5}
.tag-pink{border-color:rgba(255,122,147,.32);background:rgba(255,122,147,.10);color:#ffb0bf}
.fc-meter{height:5px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;margin-top:14px}
.fc-meter span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand-deep),var(--brand));box-shadow:0 0 12px rgba(46,230,200,.55)}
.fc-meter-label{font-size:12px;color:var(--ink-2);font-variant-numeric:tabular-nums;margin-top:8px}

/* ============ timeline ============ */
.timeline{display:flex;flex-direction:column}
.tl-item{display:flex;gap:18px;padding-bottom:26px;position:relative}
.tl-item:last-child{padding-bottom:0}
.tl-item:not(:last-child)::after{
  content:"";position:absolute;left:22px;top:50px;bottom:4px;width:1px;
  background:linear-gradient(180deg,rgba(46,230,200,.55),rgba(255,255,255,.06));
}
.tl-num{
  flex:0 0 45px;width:45px;height:45px;border-radius:14px;display:grid;place-items:center;
  font-weight:800;font-size:14px;font-variant-numeric:tabular-nums;color:var(--brand);
  background:rgba(46,230,200,.10);border:1px solid rgba(46,230,200,.30);
  transition:all .22s var(--ease);
}
.tl-item:hover .tl-num{box-shadow:0 0 0 1px rgba(46,230,200,.5),0 8px 24px rgba(46,230,200,.28);color:#04211d;background:var(--brand)}
.tl-body h3{font-size:17px;font-weight:700;margin-bottom:6px}
.tl-body p{font-size:14px;color:var(--ink-1);line-height:1.8}

/* ============ compare ============ */
.compare{display:grid;gap:16px;grid-template-columns:1fr}
.compare-col{padding:24px;border-radius:var(--r-l);border:1px solid var(--line);background:var(--glass);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.compare-col.good{border-color:rgba(46,230,200,.30);background:linear-gradient(180deg,rgba(46,230,200,.08),rgba(255,255,255,.04))}
.compare-col.bad{border-color:rgba(255,255,255,.10)}
.compare-title{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:15px;font-weight:800;margin-bottom:16px;letter-spacing:.2px}
.compare-col.good .compare-title{color:var(--brand)}
.compare-col.bad .compare-title{color:var(--ink-2)}
.compare-list li{display:flex;gap:10px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.07);font-size:14px;line-height:1.75}
.compare-list li:last-child{border-bottom:0;padding-bottom:0}
.compare-col.good .compare-list li{color:var(--ink-0)}
.compare-col.bad .compare-list li{color:var(--ink-2)}
.mark{flex:0 0 20px;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:11px;font-weight:800;margin-top:4px}
.mark-yes{background:rgba(46,230,200,.16);color:var(--brand);border:1px solid rgba(46,230,200,.42)}
.mark-no{background:rgba(255,255,255,.06);color:var(--ink-2);border:1px solid rgba(255,255,255,.14)}
.compare-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(46,230,200,.5),transparent)}

/* ============ terms ============ */
.terms-wrap{display:grid;gap:20px;grid-template-columns:1fr}
.terms-figure{position:relative;border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);background:var(--bg-2);aspect-ratio:16/11}
.terms-figure img{width:100%;height:100%;object-fit:cover;opacity:.92}
.terms-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,20,.05) 30%,rgba(7,11,20,.85) 100%)}
.terms-figure figcaption{position:absolute;left:18px;right:18px;bottom:16px;z-index:2;font-size:13px;color:var(--ink-1);letter-spacing:.4px}
.terms-list{display:grid;gap:14px}
.term-card{padding:22px;border-radius:var(--r-m);border:1px solid var(--line);background:var(--glass);transition:all .22s var(--ease)}
.term-card:hover{transform:translateY(-2px);border-color:rgba(255,196,107,.4);background:var(--glass-strong)}
.term-card h3{font-size:16px;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:10px}
.term-card h3 .dot{width:7px;height:7px;border-radius:50%;background:var(--warn);box-shadow:0 0 10px rgba(255,196,107,.7);flex:0 0 7px}
.term-card p{font-size:14px;color:var(--ink-1);line-height:1.85}

/* ============ mistake ============ */
.mistake-grid{display:grid;gap:16px;grid-template-columns:1fr}
.mistake-card{padding:0;border-radius:var(--r-l);border:1px solid var(--line);background:var(--glass);overflow:hidden;transition:all .22s var(--ease)}
.mistake-card:hover{transform:translateY(-3px);border-color:rgba(46,230,200,.32)}
.m-row{display:flex;gap:12px;align-items:flex-start;padding:18px 20px;font-size:14px;line-height:1.8}
.m-row.m-wrong{background:rgba(255,122,147,.06);border-bottom:1px solid var(--line);color:var(--ink-1)}
.m-row.m-right{color:var(--ink-0)}
.m-tag{flex:0 0 auto;font-size:11px;font-weight:800;letter-spacing:.8px;padding:3px 9px;border-radius:6px;margin-top:3px}
.m-wrong .m-tag{background:rgba(255,122,147,.16);color:var(--accent);border:1px solid rgba(255,122,147,.35)}
.m-right .m-tag{background:rgba(46,230,200,.14);color:var(--brand);border:1px solid rgba(46,230,200,.35)}

/* ============ news ============ */
.news-grid{display:grid;gap:16px;grid-template-columns:1fr}
.news-card{
  border-radius:var(--r-l);border:1px solid var(--line);background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  transition:all .22s var(--ease);overflow:hidden;position:relative;
}
.news-card::before{content:"";position:absolute;top:0;left:14px;right:14px;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.26),transparent)}
.news-card:hover{transform:translateY(-3px);border-color:rgba(46,230,200,.35);background:var(--glass-strong)}
.news-link{display:flex;flex-direction:column;gap:10px;padding:22px;height:100%}
.news-badge{align-self:flex-start;font-size:11px;letter-spacing:.6px;padding:4px 10px;border-radius:999px;border:1px solid rgba(46,230,200,.3);background:rgba(46,230,200,.09);color:#8ff6e5}
.news-card h3{font-size:16px;font-weight:700;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:13px;color:var(--ink-1);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;padding-top:10px;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--ink-2);font-variant-numeric:tabular-nums;border-top:1px solid rgba(255,255,255,.07)}
.news-meta .arw{transition:transform .22s var(--ease),color .22s var(--ease)}
.news-card:hover .news-meta .arw{transform:translateX(4px);color:var(--brand)}
.empty-state{
  padding:44px 24px;border-radius:var(--r-l);border:1px dashed var(--line);background:var(--glass);
  text-align:center;color:var(--ink-1);font-size:14px;
}
.empty-state .es-icon{width:46px;height:46px;margin:0 auto 14px;border-radius:14px;display:grid;place-items:center;color:var(--brand);background:rgba(46,230,200,.10);border:1px solid rgba(46,230,200,.28)}

/* ============ cta banner ============ */
.cta-banner{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  border:1px solid rgba(46,230,200,.25);
  background:linear-gradient(120deg,rgba(46,230,200,.10),rgba(255,122,147,.07) 70%,rgba(255,255,255,.03));
  padding:34px 24px;display:grid;gap:20px;
}
.cta-banner::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 220px at 84% 0%, rgba(46,230,200,.22), transparent 70%);
}
.cta-banner h2{font-size:22px;font-weight:800;line-height:1.35;letter-spacing:-.3px;position:relative;z-index:1}
.cta-banner p{margin-top:10px;font-size:14px;color:var(--ink-1);max-width:560px;position:relative;z-index:1}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1}

/* ============ footer ============ */
.site-footer{position:relative;z-index:1;background:var(--bg-1);border-top:1px solid var(--line);padding:56px 0 26px;margin-top:0}
.foot-grid{display:grid;gap:34px;grid-template-columns:1fr}
.foot-brand .logo{margin-bottom:14px}
.foot-brand .logo-text span{display:block}
.foot-brand p{font-size:14px;color:var(--ink-1);max-width:340px;line-height:1.85}
.foot-city{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.foot-city span{font-size:12px;padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:var(--ink-2);background:rgba(255,255,255,.03)}
.foot-col h4{font-size:13px;font-weight:800;letter-spacing:1.2px;color:var(--ink-2);margin-bottom:14px}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col ul a{font-size:14px;color:var(--ink-1)}
.foot-col ul a:hover{color:var(--brand)}
.foot-cta{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.foot-cta .mail{font-size:12px;color:var(--ink-2);letter-spacing:.3px}
.foot-bottom{margin-top:38px;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between}
.foot-bottom p{font-size:12px;color:var(--ink-2);line-height:1.8;max-width:820px}
.to-top{font-size:12px;color:var(--ink-1);border:1px solid var(--line);padding:6px 14px;border-radius:999px;transition:all .22s var(--ease)}
.to-top:hover{color:var(--brand);border-color:rgba(46,230,200,.45)}

/* ============ reveal ============ */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============ responsive ============ */
@media (min-width:640px){
  .container{padding:0 24px}
  .header-inner{padding:0 24px}
  .page-head h1{font-size:32px}
  .mistake-grid{grid-template-columns:1fr 1fr}
  .news-grid{grid-template-columns:1fr 1fr}
  .cta-banner{padding:40px 34px}
}
@media (min-width:768px){
  section{padding:88px 0}
  .container{padding:0 32px}
  .header-inner{padding:0 32px}
  .logo-text span{display:block}
  .logo-text b{font-size:15px;max-width:none}
  .page-head{padding:48px 0 56px}
  .page-head-inner{grid-template-columns:1fr auto;align-items:end}
  .page-head h1{font-size:36px}
  .section-title{font-size:30px}
  .feature-grid{grid-template-columns:1.45fr 1fr 1fr;grid-auto-rows:minmax(150px,auto)}
  .fc-lg{grid-row:span 2}
  .fc-wide{grid-column:2/4}
  .terms-wrap{grid-template-columns:0.9fr 1.1fr;align-items:start}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .cta-banner{grid-template-columns:1fr auto;align-items:center}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr}
}
@media (min-width:1024px){
  section{padding:104px 0}
  .container{padding:0 48px}
  .header-inner{padding:0 48px}
  .drawer{max-width:480px}
  .page-head h1{font-size:40px}
  .compare{grid-template-columns:1fr 1px 1fr;align-items:stretch}
  .compare-divider{height:auto}
  .news-grid{grid-template-columns:repeat(3,1fr)}
  .mistake-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  .header-actions .btn{padding:9px 14px;font-size:13px}
  .page-head h1{font-size:24px}
  .section-title{font-size:21px}
  .head-stat{padding:16px}
  .hs-num{font-size:26px}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}