/* ============================================================
   聚好逛 JoyGo · 官网设计系统
   深空底 + 品牌红橙 · 科技现代高端
   ============================================================ */
:root{
  --bg:#0B0C11;
  --bg-2:#101219;
  --bg-3:#161924;
  --card:rgba(255,255,255,.035);
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.14);
  --text:#F5F2EC;
  --text-2:#C7C2B8;
  --muted:#8B857A;
  --red:#FF3B30;
  --red-deep:#E60012;
  --orange:#FF7A45;
  --amber:#FFB45E;
  --grad:linear-gradient(115deg,#FF7A45 0%,#FF3B30 52%,#E60012 100%);
  --grad-soft:linear-gradient(115deg,rgba(255,122,69,.14),rgba(255,59,48,.10));
  --f-sans:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --f-disp:"Outfit","Noto Sans SC",sans-serif;
  --f-mono:"JetBrains Mono",monospace;
  --r-lg:20px; --r-md:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --nav-h:72px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--f-sans);color:var(--text);background:var(--bg);
  line-height:1.7;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{max-width:1220px;margin:0 auto;padding:0 28px}
::selection{background:rgba(255,59,48,.4)}

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#2A2D38;border-radius:6px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:#FF3B30}

/* ---------- 全局特效层 ---------- */
.scroll-progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:100;background:transparent}
.scroll-progress span{display:block;height:100%;width:0;background:var(--grad)}
.fx-grid{
  position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.45;
  background-image:linear-gradient(rgba(255,255,255,.026) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.026) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 8%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 8%,transparent 78%);
}
.fx-noise{
  position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.03;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}
.cursor-glow{
  position:fixed;top:0;left:0;width:520px;height:520px;margin:-260px 0 0 -260px;
  border-radius:50%;pointer-events:none;z-index:2;opacity:0;
  background:radial-gradient(circle,rgba(255,59,48,.12),rgba(255,122,69,.06) 42%,transparent 68%);
  transition:opacity .5s var(--ease);will-change:transform;
}
.cursor-glow.is-on{opacity:1}
main,.nav,.footer{position:relative;z-index:5}

/* ---------- 通用组件 ---------- */
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 32px;border-radius:999px;font-size:15.5px;font-weight:600;
  transition:transform .35s var(--ease),box-shadow .35s,background .35s;
  cursor:pointer;border:none;
}
.btn--primary{background:var(--grad);color:#fff;box-shadow:0 12px 32px -10px rgba(255,59,48,.55)}
.btn--primary:hover{transform:translateY(-3px);box-shadow:0 20px 44px -12px rgba(255,59,48,.7)}
.btn--ghost{border:1px solid var(--border-strong);color:var(--text);background:rgba(255,255,255,.03)}
.btn--ghost:hover{transform:translateY(-3px);border-color:rgba(255,122,69,.5);background:rgba(255,122,69,.08)}
.btn--sm{padding:9px 20px;font-size:13.5px}
.badge{
  display:inline-flex;align-items:center;gap:9px;padding:8px 18px;border-radius:999px;
  font-size:13px;letter-spacing:.08em;color:var(--text-2);
  border:1px solid var(--border-strong);background:rgba(255,255,255,.03);backdrop-filter:blur(8px);
}
.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 10px var(--red);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.72)}}

.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:30px 28px;position:relative;overflow:hidden;
  transition:transform .45s var(--ease),border-color .45s,box-shadow .45s,background .45s;
}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;opacity:0;transition:opacity .45s;pointer-events:none;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,0%),rgba(255,90,60,.14),transparent 62%);
}
.card:hover{transform:translateY(-7px);border-color:rgba(255,122,69,.38);box-shadow:0 30px 60px -32px rgba(255,59,48,.45)}
.card:hover::before{opacity:1}

.section{padding:118px 0;position:relative}
.section--alt{background:linear-gradient(180deg,transparent,rgba(255,255,255,.018) 22%,rgba(255,255,255,.018) 78%,transparent)}
.sec-head{max-width:720px;margin-bottom:64px}
.eyebrow{
  display:inline-block;font-family:var(--f-mono);font-size:12.5px;letter-spacing:.22em;
  color:var(--orange);text-transform:uppercase;margin-bottom:18px;
}
.section h2{font-size:clamp(30px,4vw,46px);font-weight:800;line-height:1.25;letter-spacing:.01em}
.section__desc{margin-top:18px;color:var(--text-2);font-size:16px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}

/* ---------- 滚动入场 ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{animation:none!important}
}

/* ---------- NAV ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:90;height:var(--nav-h);
  transition:background .4s,border-color .4s,backdrop-filter .4s;
  border-bottom:1px solid transparent;
}
.nav.is-scrolled{background:rgba(11,12,17,.78);backdrop-filter:blur(16px);border-bottom-color:var(--border)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);gap:20px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand__icon{width:38px;height:38px;border-radius:10px;box-shadow:0 4px 14px rgba(230,0,18,.4)}
.brand__text{font-family:var(--f-disp);font-size:20px;font-weight:800;letter-spacing:.02em}
.brand__text em{font-style:normal;font-weight:600;font-size:13px;margin-left:7px;color:var(--orange);letter-spacing:.14em}
.nav__links{display:flex;gap:6px}
.nav__link{
  padding:8px 14px;font-size:14.5px;color:var(--text-2);border-radius:10px;
  transition:color .3s,background .3s;
}
.nav__link:hover,.nav__link.is-active{color:var(--text);background:rgba(255,255,255,.05)}
.nav__right{display:flex;align-items:center;gap:14px}
.langswitch{display:flex;border:1px solid var(--border-strong);border-radius:999px;overflow:hidden}
.langswitch__btn{
  padding:7px 14px;font-size:12.5px;background:transparent;color:var(--muted);
  border:none;cursor:pointer;transition:all .3s;font-family:var(--f-disp);font-weight:600;
}
.langswitch__btn.is-active{background:var(--grad);color:#fff}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.nav__burger span{width:22px;height:2px;background:var(--text);border-radius:2px;transition:all .3s}

/* ---------- HERO ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:center;
  padding:calc(var(--nav-h) + 60px) 0 70px;overflow:hidden;
}
.hero__bg{position:absolute;inset:0;z-index:-1}
.hero__bg img{width:100%;height:100%;object-fit:cover;opacity:.5}
.hero__bg-mask{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,12,17,.96) 0%,rgba(11,12,17,.82) 42%,rgba(11,12,17,.45) 100%),
             linear-gradient(0deg,var(--bg) 4%,transparent 38%),
             linear-gradient(180deg,rgba(11,12,17,.6),transparent 30%);
}
.hero__inner{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center}
.hero__copy{display:flex;flex-direction:column;align-items:flex-start;gap:26px}
.hero__title{font-size:clamp(40px,5.6vw,68px);font-weight:900;line-height:1.18;letter-spacing:.01em;display:flex;flex-direction:column}
.hero__desc{max-width:540px;color:var(--text-2);font-size:16.5px}
.hero__cta{display:flex;gap:16px;flex-wrap:wrap}
.hero__plats{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:4px}
.hero__plats-label{font-size:13px;color:var(--muted);margin-right:4px}
.plat-chip{
  font-size:12.5px;padding:6px 14px;border-radius:999px;color:var(--text-2);
  border:1px solid var(--border);background:rgba(255,255,255,.03);
}
.hero__stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:76px}
.hstat{
  padding:22px 24px;border-radius:var(--r-md);border:1px solid var(--border);
  background:rgba(255,255,255,.025);backdrop-filter:blur(8px);
}
.hstat__num{font-style:normal;font-family:var(--f-disp);font-size:clamp(28px,3vw,38px);font-weight:800;display:block}
.hstat__num i{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-size:.62em;margin-left:3px}
.hstat__unit{font-size:13px;color:var(--muted);margin-top:4px;display:block}

/* hero 舞台 */
.hero__stage{position:relative;aspect-ratio:1/1;display:grid;place-items:center;max-width:480px;justify-self:center;width:100%}
.stage__ring{position:absolute;border-radius:50%}
.stage__ring--1{inset:4%;border:1px solid rgba(255,122,69,.25);border-top-color:rgba(255,122,69,.8);animation:spin 20s linear infinite}
.stage__ring--2{inset:14%;border:1px dashed rgba(255,59,48,.28);border-bottom-color:rgba(255,59,48,.75);animation:spin 28s linear infinite reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.stage__logo-card{
  width:56%;aspect-ratio:1;border-radius:26%;overflow:hidden;position:relative;z-index:2;
  box-shadow:0 34px 70px -20px rgba(230,0,18,.55),0 0 0 1px rgba(255,255,255,.1),0 0 60px rgba(255,59,48,.25);
  animation:logoFloat 6.5s ease-in-out infinite;
}
.stage__logo-card img{width:100%;height:100%;object-fit:cover}
@keyframes logoFloat{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-16px) rotate(-1.4deg)}}
.stage__chip{
  position:absolute;z-index:3;font-family:var(--f-mono);font-size:10.5px;letter-spacing:.16em;
  color:var(--orange);padding:6px 12px;border-radius:999px;
  background:rgba(11,12,17,.75);border:1px solid rgba(255,122,69,.35);backdrop-filter:blur(6px);
}
.stage__chip--1{top:7%;left:2%;animation:chipFly 7s ease-in-out infinite}
.stage__chip--2{top:20%;right:0;animation:chipFly 8.2s ease-in-out infinite -1.2s;color:#FF8A80;border-color:rgba(255,59,48,.4)}
.stage__chip--3{bottom:22%;left:-2%;animation:chipFly 7.6s ease-in-out infinite -2.4s}
.stage__chip--4{bottom:6%;right:6%;animation:chipFly 9s ease-in-out infinite -3.2s;color:var(--amber);border-color:rgba(255,180,94,.4)}
@keyframes chipFly{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(6px,-15px,0)}}

/* ---------- MARQUEE ---------- */
.marquee{position:relative;overflow:hidden;padding:20px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:rgba(255,255,255,.015)}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:150px;z-index:3;pointer-events:none}
.marquee::before{left:0;background:linear-gradient(90deg,var(--bg),transparent)}
.marquee::after{right:0;background:linear-gradient(270deg,var(--bg),transparent)}
.marquee__track{display:flex;align-items:center;gap:34px;width:max-content;animation:marqueeRun 30s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
@keyframes marqueeRun{from{transform:translate3d(0,0,0)}to{transform:translate3d(-50%,0,0)}}
.marquee__item{display:inline-flex;align-items:baseline;gap:12px;white-space:nowrap}
.marquee__item b{font-size:16px;font-weight:700}
.marquee__item i{font-style:normal;font-family:var(--f-mono);font-size:11px;color:var(--muted);letter-spacing:.14em}
.marquee__sep{color:var(--red);opacity:.5;font-size:11px}

/* ---------- VALUE ---------- */
.vcard h3{font-size:18.5px;font-weight:700;margin:20px 0 10px}
.vcard p{color:var(--text-2);font-size:14.5px}
.vcard__ico{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;
  background:var(--grad-soft);border:1px solid rgba(255,122,69,.3);color:var(--orange);
  transition:transform .4s var(--ease);
}
.vcard__ico svg{width:26px;height:26px}
.vcard:hover .vcard__ico{transform:rotate(-8deg) scale(1.08)}

/* ---------- PLATFORMS ---------- */
.plat-card__head{margin-bottom:18px}
.plat-card__tag{
  display:inline-block;font-family:var(--f-mono);font-size:11px;letter-spacing:.16em;
  color:var(--orange);padding:4px 12px;border-radius:999px;margin-bottom:14px;
  border:1px solid rgba(255,122,69,.3);background:rgba(255,122,69,.07);
}
.plat-card h3{font-size:20px;font-weight:700}
.rlist li{position:relative;padding:9px 0 9px 24px;color:var(--text-2);font-size:14.5px;border-bottom:1px dashed rgba(255,255,255,.06)}
.rlist li:last-child{border-bottom:none}
.rlist li::before{content:"";position:absolute;left:2px;top:17px;width:8px;height:8px;border-radius:2.5px;background:var(--grad);transform:rotate(45deg)}

/* ---------- ROLES ---------- */
.rcard{display:flex;flex-direction:column;gap:10px}
.rcard__no{font-family:var(--f-mono);font-size:13px;color:var(--red);letter-spacing:.2em}
.rcard h3{font-size:19px;font-weight:700}
.rcard p{color:var(--text-2);font-size:14px;flex:1}
.rcard__tag{
  align-self:flex-start;font-size:12px;padding:5px 13px;border-radius:999px;
  color:var(--orange);border:1px solid rgba(255,122,69,.3);background:rgba(255,122,69,.06);
}

/* ---------- FEATURES ---------- */
.fcard h3{font-size:17.5px;font-weight:700;margin:16px 0 8px}
.fcard p{color:var(--text-2);font-size:14px}
.fcard__ico{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--grad-soft);border:1px solid rgba(255,122,69,.28);color:var(--orange);
}
.fcard__ico svg{width:23px;height:23px}
.scene-bg{position:absolute;inset:0;z-index:0;pointer-events:none;background-size:cover;background-position:center;opacity:.15}
#features .container,#social .container{position:relative;z-index:2}
.scene-bg--features{mask-image:radial-gradient(ellipse 75% 60% at 50% 45%,#000 5%,transparent 76%);-webkit-mask-image:radial-gradient(ellipse 75% 60% at 50% 45%,#000 5%,transparent 76%)}
.scene-bg--social{opacity:.13;mask-image:radial-gradient(ellipse 75% 65% at 50% 50%,#000 5%,transparent 78%);-webkit-mask-image:radial-gradient(ellipse 75% 65% at 50% 50%,#000 5%,transparent 78%)}

/* ---------- PROFIT ---------- */
.profit__layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:26px;align-items:start}
.profit__flow{padding:34px 30px}
.pflow__row{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.pflow__row--src{grid-template-columns:1fr;max-width:300px;margin:0 auto}
.pflow__node{
  border-radius:var(--r-md);padding:16px 12px;text-align:center;
  border:1px solid var(--border);background:rgba(255,255,255,.03);
  display:flex;flex-direction:column;gap:4px;transition:transform .35s var(--ease),border-color .35s;
}
.pflow__node:hover{transform:translateY(-4px);border-color:rgba(255,122,69,.4)}
.pflow__node b{font-size:14.5px;font-weight:700}
.pflow__node i{font-style:normal;font-family:var(--f-disp);font-size:22px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.pflow__node span{font-size:11px;color:var(--muted);line-height:1.5}
.pflow__node--src{padding:18px;border-color:rgba(255,122,69,.35);background:var(--grad-soft)}
.pflow__node--src i{font-size:26px}
.pflow__node--consumer{border-color:rgba(255,59,48,.45);background:linear-gradient(160deg,rgba(255,59,48,.12),rgba(255,255,255,.02))}
.pflow__arrow{width:2px;height:34px;margin:10px auto;background:linear-gradient(180deg,var(--orange),transparent);position:relative}
.pflow__arrow::after{content:"";position:absolute;bottom:0;left:50%;transform:translateX(-50%);border:5px solid transparent;border-top-color:rgba(255,122,69,.7)}
.pflow__note{margin-top:20px;font-size:12.5px;color:var(--muted)}
.profit__rules{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.prule{padding:22px}
.prule b{font-family:var(--f-disp);font-size:24px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;display:block}
.prule b i{font-style:normal;font-size:15px}
.prule h3{font-size:15.5px;font-weight:700;margin:10px 0 6px}
.prule p{font-size:13px;color:var(--text-2);line-height:1.65}

/* ---------- RANK ---------- */
.rank__layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
.rank__frame{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--border-strong);
  box-shadow:0 40px 90px -30px rgba(255,59,48,.35);
  background:var(--bg-2);aspect-ratio:4/3;
}
.rank__frame img{width:100%;height:100%;object-fit:cover}
.rank__pin{position:absolute;width:14px;height:14px;border-radius:50%;background:var(--red);box-shadow:0 0 0 6px rgba(255,59,48,.2),0 0 24px rgba(255,59,48,.8);animation:pulse 2s infinite}
.rank__pin--1{top:30%;left:24%}
.rank__pin--2{top:52%;left:58%;animation-delay:-.7s;background:var(--orange);box-shadow:0 0 0 6px rgba(255,122,69,.2),0 0 24px rgba(255,122,69,.8)}
.rank__pin--3{top:70%;left:36%;animation-delay:-1.3s;background:var(--amber);box-shadow:0 0 0 6px rgba(255,180,94,.2),0 0 24px rgba(255,180,94,.8)}
.rank__badge{
  position:absolute;left:16px;bottom:16px;padding:8px 16px;border-radius:12px;
  font-size:12.5px;font-weight:600;letter-spacing:.06em;
  background:rgba(11,12,17,.8);border:1px solid rgba(255,122,69,.4);backdrop-filter:blur(8px);
}
.rank__list{margin-top:26px;display:flex;flex-direction:column}
.rank__list li{display:flex;flex-direction:column;gap:2px;padding:15px 0 15px 26px;border-bottom:1px dashed rgba(255,255,255,.07);position:relative}
.rank__list li:last-child{border-bottom:none}
.rank__list li::before{content:"";position:absolute;left:2px;top:24px;width:9px;height:9px;border-radius:3px;background:var(--grad);transform:rotate(45deg)}
.rank__list b{font-size:16px;font-weight:700}
.rank__list span{font-size:13.5px;color:var(--text-2)}

/* ---------- MATRIX ---------- */
.mcard{text-align:center;padding:30px 22px}
.mcard__icon{
  width:84px;height:84px;border-radius:22px;object-fit:cover;margin:0 auto 18px;display:block;
  box-shadow:0 16px 34px -12px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.08);
  transition:transform .45s var(--ease);
}
.mcard:hover .mcard__icon{transform:scale(1.07) rotate(-3deg)}
.mcard h3{font-size:17.5px;font-weight:700}
.mcard p{color:var(--text-2);font-size:13.5px;margin:8px 0 14px}
.mcard__tag{
  display:inline-block;font-size:11.5px;padding:4px 13px;border-radius:999px;
  color:var(--orange);border:1px solid rgba(255,122,69,.3);background:rgba(255,122,69,.06);
}

/* ---------- SOCIAL ---------- */
.scard{padding:28px 24px}
.scard__no{font-family:var(--f-disp);font-size:15px;color:var(--red);letter-spacing:.12em;display:block;margin-bottom:14px}
.scard h3{font-size:17px;font-weight:700;margin-bottom:9px}
.scard p{color:var(--text-2);font-size:13.5px}

/* ---------- JOIN ---------- */
.join{position:relative;padding:130px 0;overflow:hidden;text-align:center}
.join__glow{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:900px;height:620px;border-radius:50%;pointer-events:none;
  background:radial-gradient(ellipse,rgba(255,59,48,.16),rgba(255,122,69,.07) 45%,transparent 70%);
  filter:blur(30px);
}
.join__inner{position:relative;display:flex;flex-direction:column;align-items:center;gap:24px}
.join__logo{width:86px;height:86px;border-radius:24px;box-shadow:0 22px 50px -14px rgba(230,0,18,.6);animation:logoFloat 6s ease-in-out infinite}
.join h2{font-size:clamp(30px,4vw,48px);font-weight:900;display:flex;flex-direction:column;line-height:1.3}
.join p{color:var(--text-2);max-width:560px}
.join__cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px;width:100%;max-width:940px}
.join__card{
  display:flex;flex-direction:column;gap:6px;text-align:left;padding:24px 24px 22px;
  border-radius:var(--r-lg);border:1px solid var(--border);background:rgba(255,255,255,.03);
  transition:transform .4s var(--ease),border-color .4s,background .4s;position:relative;
}
.join__card:hover{transform:translateY(-6px);border-color:rgba(255,122,69,.5);background:rgba(255,122,69,.06)}
.join__card b{font-size:17px;font-weight:700}
.join__card span{font-size:13px;color:var(--text-2)}
.join__card i{position:absolute;right:22px;top:22px;font-style:normal;font-family:var(--f-disp);color:var(--orange);font-size:18px;transition:transform .35s var(--ease)}
.join__card:hover i{transform:translateX(6px)}

/* ---------- FOOTER ---------- */
.footer{border-top:1px solid var(--border);padding:60px 0 34px;background:var(--bg-2)}
.footer__top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-bottom:40px}
.footer__brand{display:flex;flex-direction:column;gap:8px;max-width:320px}
.footer__brand img{border-radius:10px}
.footer__brand .brand__text{font-size:19px}
.footer__brand p{color:var(--muted);font-size:13.5px;margin-top:6px}
.footer__nav{display:flex;flex-wrap:wrap;gap:8px 26px;align-content:flex-start}
.footer__nav a{color:var(--text-2);font-size:14px;transition:color .3s}
.footer__nav a:hover{color:var(--text)}
.footer__bottom{
  border-top:1px solid var(--border);padding-top:26px;display:flex;justify-content:space-between;
  flex-wrap:wrap;gap:10px;font-size:12.5px;color:var(--muted);
}

/* ---------- ICP 备案号悬挂（页面最下方） ---------- */
.footer__icp{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--border);
  text-align:center;font-size:13px;letter-spacing:.02em;
}
.footer__icp a{
  color:var(--text-2);text-decoration:none;transition:color .3s var(--ease);
  border-bottom:1px solid transparent;padding-bottom:2px;
}
.footer__icp a:hover{color:#E60012;border-bottom-color:rgba(230,0,18,.5)}
.footer__icp a:focus-visible{outline:2px solid var(--red,#E60012);outline-offset:3px;border-radius:3px}
@media (max-width:620px){
  .footer__icp{margin-top:14px;font-size:12.5px}
}

/* ---------- tilt/parallax ---------- */
[data-tilt]{transform-style:preserve-3d;transition:transform .35s var(--ease)}
[data-tilt].is-tilting{transition:transform .08s linear}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .profit__layout{grid-template-columns:1fr}
}
@media (max-width:960px){
  .nav__links{display:none}
  .nav__links.is-open{
    display:flex;position:absolute;top:var(--nav-h);left:0;right:0;flex-direction:column;
    background:rgba(11,12,17,.97);backdrop-filter:blur(18px);padding:16px 22px 22px;gap:4px;
    border-bottom:1px solid var(--border);
  }
  .nav__burger{display:flex}
  .hero__inner{grid-template-columns:1fr;text-align:center}
  .hero__copy{align-items:center}
  .hero__cta{justify-content:center}
  .hero__stats{grid-template-columns:repeat(2,1fr);margin-top:52px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .rank__layout{grid-template-columns:1fr;gap:40px}
  .join__cards{grid-template-columns:1fr;max-width:480px}
}
@media (max-width:620px){
  .section{padding:82px 0}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .pflow__row{grid-template-columns:repeat(2,1fr)}
  .pflow__row--src{grid-template-columns:1fr}
  .profit__rules{grid-template-columns:1fr}
  .hero__stats{grid-template-columns:repeat(2,1fr);gap:12px}
  .cursor-glow,.fx-noise{display:none}
  .btn{padding:13px 26px;font-size:14.5px}
}

/* ---------- scene backdrops (AI 生成图) ---------- */
.scene-bg--features{background-image:url("../img/gen/scan-pay.webp")}
.scene-bg--social{background-image:url("../img/gen/hero-city.webp")}