*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:#14161a;
  background-color:#FFFDF6;
  background-image:
    radial-gradient(820px 460px at 84% -8%, rgba(255,212,0,.42), rgba(255,212,0,0) 62%),
    radial-gradient(640px 400px at 2% 4%, rgba(255,184,0,.20), rgba(255,184,0,0) 60%),
    linear-gradient(180deg,#FFFDF6 0%,#FFFBEE 34%,#FFFDF6 68%,#FCF7E8 100%);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.32}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.section{padding:66px 0;scroll-margin-top:84px}
.section:first-of-type{padding-top:0}
.band{
  background:linear-gradient(180deg,rgba(255,255,255,.78),rgba(255,255,255,.46));
  border-top:1px solid rgba(20,22,26,.08);
  border-bottom:1px solid rgba(20,22,26,.08);
}
.sec-head{max-width:760px;margin-bottom:32px}
.sec-tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.14em;
  color:#7d5f00;background:rgba(255,212,0,.30);border:1px solid rgba(255,184,0,.55);
  padding:5px 13px;border-radius:999px;
}
.sec-head h2{font-size:clamp(23px,2.9vw,33px);margin:14px 0 12px}
.sec-head p{color:#3c424b;font-size:15.5px}
.lead{color:#3c424b;font-size:15.5px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:999px;font-size:14.5px;font-weight:700;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-primary{background:linear-gradient(135deg,#FFD400,#FFB800);color:#14161a;box-shadow:0 8px 20px rgba(255,184,0,.36)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,184,0,.46)}
.btn-ghost{background:#fff;color:#14161a;border-color:rgba(20,22,26,.16)}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(20,22,26,.32);box-shadow:0 10px 24px rgba(20,22,26,.10)}
.btn-dark{background:#14161a;color:#fff;border-color:#14161a}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 14px 26px rgba(20,22,26,.28)}
.btn-lg{padding:14px 30px;font-size:16px}
.btn-sm{padding:8px 16px;font-size:13px}

/* header */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,253,246,.90);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(20,22,26,.09);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:68px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.ai-page-logo{display:block;max-height:34px;width:auto}
.brand-name{font-weight:800;font-size:17px;white-space:nowrap}
.nav-links{display:flex;align-items:center;justify-content:flex-end;gap:0;margin-left:auto;flex-wrap:wrap}
.nav-links a{
  display:inline-block;padding:8px 10px;border-radius:10px;
  font-size:14px;font-weight:600;color:#2a2f36;text-decoration:none;white-space:nowrap;
  transition:background .22s ease,color .22s ease,transform .22s ease;
}
.nav-links a:hover{color:#14161a;background:rgba(255,212,0,.32);transform:translateY(-1px)}
.nav-links a.is-cta{display:none;background:#14161a;color:#fff;margin:8px 0 4px;text-align:center}
.header-cta{flex-shrink:0}
.nav-toggle{
  display:none;align-items:center;gap:7px;margin-left:auto;
  background:#fff;border:1px solid rgba(20,22,26,.16);border-radius:12px;
  padding:8px 13px;font-size:14px;font-weight:700;color:#14161a;cursor:pointer;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.nav-toggle:hover{border-color:rgba(255,184,0,.8);box-shadow:0 6px 16px rgba(255,184,0,.25)}
.nav-toggle span.bars{display:inline-block;width:16px;height:2px;background:#14161a;position:relative}
.nav-toggle span.bars::before,.nav-toggle span.bars::after{content:"";position:absolute;left:0;width:16px;height:2px;background:#14161a}
.nav-toggle span.bars::before{top:-5px}
.nav-toggle span.bars::after{top:5px}

@media (max-width:980px){
  .header-inner{gap:10px;padding-top:10px;padding-bottom:10px}
  .nav-toggle{display:inline-flex}
  .header-cta{display:none}
  .nav-links{
    display:none;width:100%;flex-direction:column;align-items:stretch;justify-content:flex-start;
    margin-left:0;gap:0;border-top:1px solid rgba(20,22,26,.09);padding:6px 0 4px;
  }
  .site-header.nav-open .nav-links{display:flex}
  .nav-links a{padding:11px 6px;border-bottom:1px solid rgba(20,22,26,.06);border-radius:0;font-size:14.5px}
  .nav-links a:hover{transform:none}
  .nav-links a.is-cta{display:block;border-bottom:0;border-radius:12px;padding:12px}
}

/* hero */
.hero{padding:56px 0 46px;position:relative;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:.12em;color:#6f5600;background:rgba(255,255,255,.85);
  border:1px solid rgba(255,184,0,.55);padding:6px 14px;border-radius:999px;
  box-shadow:0 6px 16px rgba(255,184,0,.16);
}
.hero-eyebrow i{width:7px;height:7px;border-radius:50%;background:#FFB800;display:block;animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.hero h1{font-size:clamp(28px,4.2vw,46px);margin:18px 0 16px;font-weight:800}
.hero h1 em{font-style:normal;position:relative;display:inline-block}
.hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;
  background:linear-gradient(90deg,rgba(255,212,0,.85),rgba(255,184,0,.35));
  border-radius:6px;z-index:-1;
}
.hero-lead{color:#3c424b;font-size:16.5px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;font-size:14px;font-weight:600;color:#2a2f36}
.hero-points li{display:flex;align-items:center;gap:8px}
.hero-points li::before{
  content:"";width:16px;height:16px;border-radius:50%;flex-shrink:0;
  background:rgba(255,212,0,.9);
  box-shadow:inset 0 0 0 2px #fff;
}
.hero-panel{
  position:relative;border-radius:24px;padding:22px 22px 20px;
  background:linear-gradient(158deg,#181b21 0%,#232830 60%,#1a1e25 100%);
  color:#fff;box-shadow:0 26px 54px rgba(20,22,26,.30);
  overflow:hidden;animation:float 7s ease-in-out infinite;
}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.hero-panel::before{
  content:"";position:absolute;width:230px;height:230px;border-radius:50%;
  right:-70px;top:-90px;background:radial-gradient(circle,rgba(255,212,0,.55),rgba(255,212,0,0) 68%);
}
.panel-head{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:700;color:#e9ebee;letter-spacing:.04em}
.panel-dot{width:9px;height:9px;border-radius:50%;background:#FFD400;box-shadow:0 0 0 4px rgba(255,212,0,.18)}
.pipeline{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0 16px}
.pipe{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);border-radius:14px;padding:12px 13px}
.pipe-n{display:block;font-size:13.5px;font-weight:700;color:#fff}
.pipe-d{display:block;font-size:12px;color:#a9b0ba;margin-top:2px}
.panel-chips{display:flex;flex-wrap:wrap;gap:7px}
.panel-chips span{
  font-size:12px;font-weight:600;color:#f2f3f5;background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.14);padding:4px 10px;border-radius:999px;
}
.marquee{margin-top:38px;border-top:1px solid rgba(20,22,26,.09);border-bottom:1px solid rgba(20,22,26,.09);padding:13px 0;overflow:hidden}
.marquee-track{display:flex;gap:10px;width:max-content;animation:marquee 38s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.marquee-track span{
  font-size:12.5px;font-weight:600;color:#3c424b;background:rgba(255,255,255,.9);
  border:1px solid rgba(20,22,26,.10);padding:4px 12px;border-radius:999px;white-space:nowrap;
}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
.stat{
  background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:16px;padding:18px 18px 16px;
  box-shadow:0 10px 26px rgba(20,22,26,.06);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.stat:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(20,22,26,.12);border-color:rgba(255,184,0,.6)}
.stat b{display:block;font-size:26px;font-weight:800;letter-spacing:-.02em}
.stat b i{font-style:normal;color:#C48F00;font-size:15px;font-weight:700;margin-left:2px}
.stat span{display:block;font-size:13px;color:#5b626c;margin-top:2px}

@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;gap:30px}
  .hero{padding:40px 0 36px}
  .stats{grid-template-columns:repeat(2,1fr)}
}

/* generic cards & grids */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:18px;padding:24px;
  box-shadow:0 10px 26px rgba(20,22,26,.06);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.card:hover{transform:translateY(-5px);box-shadow:0 20px 40px rgba(20,22,26,.13);border-color:rgba(255,184,0,.6)}
.card h3{font-size:17.5px;margin-bottom:9px}
.card p{font-size:14.5px;color:#4a4f57}
.icon-box{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(255,212,0,.95),rgba(255,184,0,.85));
  margin-bottom:16px;color:#14161a;
}
.icon-box svg{width:22px;height:22px;display:block}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.tags span{font-size:12px;font-weight:600;color:#5a4a00;background:rgba(255,212,0,.22);border:1px solid rgba(255,184,0,.42);padding:3px 10px;border-radius:999px}

@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* about */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:start}
.about-text p + p{margin-top:14px}
.about-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}
.about-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:14.5px;font-weight:600;color:#2a2f36;
  background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:13px;padding:12px 14px;
  box-shadow:0 8px 20px rgba(20,22,26,.05);
  transition:transform .28s ease,border-color .28s ease;
}
.about-list li:hover{transform:translateY(-3px);border-color:rgba(255,184,0,.6)}
.about-list li::before{
  content:"";width:9px;height:9px;border-radius:3px;background:#FFB800;flex-shrink:0;margin-top:8px;
}
.about-media{
  background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:20px;padding:12px;
  box-shadow:0 16px 38px rgba(20,22,26,.10);
}
.about-media img{display:block;width:100%;height:auto;border-radius:12px}
.about-media figcaption{font-size:12.5px;color:#6b727c;padding:10px 6px 4px;text-align:center}
@media (max-width:900px){.about-grid{grid-template-columns:1fr}}

/* studio tag cloud */
.tag-group{margin-top:18px}
.tag-group h3{font-size:15px;margin-bottom:12px;display:flex;align-items:center;gap:9px}
.tag-group h3::before{content:"";width:5px;height:16px;border-radius:3px;background:linear-gradient(180deg,#FFD400,#FFB800)}
.cloud{display:flex;flex-wrap:wrap;gap:9px}
.cloud a,.cloud span{
  display:inline-block;font-size:13.5px;font-weight:600;color:#2a2f36;text-decoration:none;
  background:#fff;border:1px solid rgba(20,22,26,.11);border-radius:11px;padding:7px 14px;
  transition:transform .24s ease,background .24s ease,border-color .24s ease,color .24s ease;
}
.cloud span:hover,.cloud a:hover{transform:translateY(-2px);background:rgba(255,212,0,.35);border-color:rgba(255,184,0,.7);color:#14161a}
.studio-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:start}
@media (max-width:900px){.studio-grid{grid-template-columns:1fr}}

/* industry */
.plan-card{display:flex;flex-direction:column}
.plan-card .plan-kicker{font-size:12px;font-weight:700;letter-spacing:.1em;color:#8a6b00;margin-bottom:8px}
.plan-card ul{margin-top:14px;display:grid;gap:8px}
.plan-card li{font-size:13.8px;color:#4a4f57;display:flex;gap:9px;align-items:flex-start}
.plan-card li::before{content:"";width:6px;height:6px;border-radius:50%;background:#FFB800;flex-shrink:0;margin-top:9px}

/* network */
.net-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.net-item{
  background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:18px;padding:22px;
  position:relative;box-shadow:0 10px 26px rgba(20,22,26,.06);
  transition:transform .3s ease,box-shadow .3s ease;
}
.net-item:hover{transform:translateY(-5px);box-shadow:0 20px 38px rgba(20,22,26,.12)}
.net-item h3{font-size:16px;margin-bottom:8px}
.net-item p{font-size:14px;color:#4a4f57}
.net-note{
  margin-top:20px;background:linear-gradient(120deg,rgba(255,212,0,.28),rgba(255,255,255,.9));
  border:1px solid rgba(255,184,0,.55);border-radius:16px;padding:16px 20px;font-size:14.5px;color:#2a2f36;
}
@media (max-width:900px){.net-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.net-grid{grid-template-columns:1fr}}

/* process dark */
.dark-section{
  background:
    radial-gradient(600px 320px at 88% 0%, rgba(255,212,0,.20), rgba(255,212,0,0) 62%),
    linear-gradient(160deg,#14161a 0%,#1d212a 60%,#14161a 100%);
  color:#fff;
}
.dark-section .sec-tag{color:#FFD400;background:rgba(255,212,0,.14);border-color:rgba(255,212,0,.45)}
.dark-section .sec-head h2{color:#fff}
.dark-section .sec-head p{color:#b9bec8}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step{
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);border-radius:18px;padding:22px;
  transition:transform .3s ease,background .3s ease,border-color .3s ease;
}
.step:hover{transform:translateY(-5px);background:rgba(255,255,255,.09);border-color:rgba(255,212,0,.55)}
.step-n{font-size:13px;font-weight:800;color:#FFD400;letter-spacing:.14em}
.step h3{font-size:16.5px;color:#fff;margin:8px 0 8px}
.step p{font-size:13.8px;color:#b9bec8}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}

/* cases */
.case-card{padding:16px}
.case-media{
  background:#F7F3E2;border-radius:14px;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;
  padding:10px;overflow:hidden;
}
.case-media img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:8px}
.case-body{padding:16px 8px 6px}
.case-body h3{font-size:17px;margin-bottom:8px}
.case-body p{font-size:14px;color:#4a4f57}

/* review */
.review-layout{display:grid;grid-template-columns:290px 1fr;gap:24px;align-items:start}
.score-card{
  background:linear-gradient(160deg,#14161a,#242a33);color:#fff;border-radius:20px;padding:26px;
  box-shadow:0 20px 44px rgba(20,22,26,.24);position:relative;overflow:hidden;
}
.score-card::after{
  content:"";position:absolute;width:170px;height:170px;border-radius:50%;right:-60px;bottom:-70px;
  background:radial-gradient(circle,rgba(255,212,0,.5),rgba(255,212,0,0) 70%);
}
.score-card .score-label{font-size:12.5px;letter-spacing:.14em;color:#FFD400;font-weight:700}
.score-num{font-size:46px;font-weight:800;line-height:1.1;margin-top:10px}
.score-num span{font-size:15px;color:#a9b0ba;font-weight:600}
.stars{color:#FFD400;font-size:19px;letter-spacing:3px;margin-top:8px}
.score-card p{font-size:13.5px;color:#b9bec8;margin-top:12px}
.score-card .score-strong{color:#fff;font-weight:700}
.table-scroll{overflow-x:auto;border-radius:16px;border:1px solid rgba(20,22,26,.10);background:#fff;box-shadow:0 12px 30px rgba(20,22,26,.07)}
.cmp-table{border-collapse:collapse;width:100%;min-width:680px;font-size:14px}
.cmp-table th,.cmp-table td{padding:14px 16px;text-align:left;border-bottom:1px solid rgba(20,22,26,.07);vertical-align:top}
.cmp-table thead th{background:#FBF7E6;font-size:13.5px;font-weight:800;color:#14161a;white-space:nowrap}
.cmp-table thead th.hl{background:linear-gradient(180deg,#FFD400,#FFC400);color:#14161a}
.cmp-table td:first-child{font-weight:700;color:#2a2f36;white-space:nowrap}
.cmp-table td.hl{background:rgba(255,212,0,.16);font-weight:600;color:#14161a}
.cmp-table tbody tr:hover td{background:rgba(255,212,0,.08)}
.cmp-table tbody tr:hover td.hl{background:rgba(255,212,0,.26)}
.cmp-table tbody tr:last-child td{border-bottom:0}
@media (max-width:900px){.review-layout{grid-template-columns:1fr}}

/* token */
.token-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.token-card{background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:18px;padding:24px;box-shadow:0 10px 26px rgba(20,22,26,.06);transition:transform .3s ease,box-shadow .3s ease}
.token-card:hover{transform:translateY(-5px);box-shadow:0 20px 38px rgba(20,22,26,.12)}
.token-card h3{font-size:16.5px;margin-bottom:10px}
.token-card p{font-size:14px;color:#4a4f57}
.token-card .tok-flag{display:inline-block;font-size:12px;font-weight:700;color:#6f5600;background:rgba(255,212,0,.28);border:1px solid rgba(255,184,0,.5);border-radius:999px;padding:3px 11px;margin-bottom:12px}
.token-note{margin-top:18px;font-size:13.5px;color:#5b626c}
@media (max-width:900px){.token-grid{grid-template-columns:1fr}}

/* form */
.match-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:start}
.form-card{background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:20px;padding:26px;box-shadow:0 14px 34px rgba(20,22,26,.08)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px;font-size:13.5px;font-weight:700;color:#2a2f36}
.field-full{grid-column:1 / -1}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:14.5px;font-weight:400;color:#14161a;
  background:#FFFDF6;border:1px solid rgba(20,22,26,.16);border-radius:12px;padding:11px 13px;
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;width:100%;
}
.field textarea{resize:vertical;min-height:104px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:#FFB800;background:#fff;box-shadow:0 0 0 3px rgba(255,212,0,.28);
}
.form-card .btn{margin-top:20px}
.form-tip{font-size:12.5px;color:#6b727c;margin-top:12px;font-weight:400}
.match-side{display:grid;gap:16px}
.match-item{background:rgba(255,255,255,.86);border:1px solid rgba(20,22,26,.09);border-radius:16px;padding:20px;box-shadow:0 10px 24px rgba(20,22,26,.06)}
.match-item h3{font-size:15.5px;margin-bottom:7px}
.match-item p{font-size:14px;color:#4a4f57}
@media (max-width:900px){.match-grid{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}}

/* voices */
.voice-card{display:flex;flex-direction:column;gap:14px}
.voice-quote{font-size:14.5px;color:#3c424b;line-height:1.8}
.voice-user{display:flex;align-items:center;gap:12px;margin-top:auto;border-top:1px dashed rgba(20,22,26,.14);padding-top:14px}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#FFD400,#FFB800);color:#14161a;font-weight:800;font-size:15px;
}
.voice-user b{display:block;font-size:14px}
.voice-user span{display:block;font-size:12.5px;color:#6b727c}

/* help */
.help-card{display:flex;flex-direction:column}
.help-card a.link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13.5px;font-weight:700;color:#8a6b00;text-decoration:none;transition:gap .22s ease,color .22s ease}
.help-card a.link:hover{gap:11px;color:#14161a}

/* faq */
.faq-list{display:grid;gap:12px}
.faq-item{
  background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:14px;padding:0 20px;
  box-shadow:0 8px 20px rgba(20,22,26,.05);transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(255,184,0,.6)}
.faq-item[open]{border-color:rgba(255,184,0,.75);box-shadow:0 14px 30px rgba(255,184,0,.16)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 0;font-size:15.5px;font-weight:700;color:#14161a;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";width:11px;height:11px;flex-shrink:0;border-right:2px solid #8a6b00;border-bottom:2px solid #8a6b00;
  transform:rotate(45deg);transition:transform .28s ease;margin-right:4px;
}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item p{font-size:14.5px;color:#4a4f57;padding:0 0 18px;max-width:900px;animation:fadeUp .32s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* wiki */
.wiki-card{background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:18px;padding:22px;box-shadow:0 10px 26px rgba(20,22,26,.06);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.wiki-card:hover{transform:translateY(-5px);box-shadow:0 20px 38px rgba(20,22,26,.12);border-color:rgba(255,184,0,.6)}
.wiki-card h3{font-size:15.5px;margin-bottom:8px;color:#14161a}
.wiki-card h3::after{content:"";display:block;width:26px;height:3px;border-radius:2px;background:linear-gradient(90deg,#FFD400,#FFB800);margin-top:8px}
.wiki-card p{font-size:14px;color:#4a4f57;margin-top:4px}

/* news */
.news-list{display:grid;gap:12px}
.news-item{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:14px;padding:16px 20px;
  text-decoration:none;box-shadow:0 8px 20px rgba(20,22,26,.05);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.news-item:hover{transform:translateX(4px);border-color:rgba(255,184,0,.65);box-shadow:0 14px 30px rgba(20,22,26,.10)}
.news-item strong{font-size:15px;font-weight:700;color:#14161a}
.news-item span{font-size:12.5px;color:#8a6b00;font-weight:700;white-space:nowrap}
.articles-dynamic{margin-top:18px;font-size:14px;color:#4a4f57}

/* contact */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.contact-item{background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:16px;padding:20px;box-shadow:0 10px 24px rgba(20,22,26,.06);transition:transform .3s ease,border-color .3s ease}
.contact-item:hover{transform:translateY(-4px);border-color:rgba(255,184,0,.6)}
.contact-item .ci-label{font-size:12.5px;font-weight:700;letter-spacing:.1em;color:#8a6b00;margin-bottom:6px}
.contact-item .ci-value{font-size:15px;font-weight:700;color:#14161a;word-break:break-all}
.contact-item a.ci-value{text-decoration:none;color:#14161a;transition:color .22s ease}
.contact-item a.ci-value:hover{color:#C48F00}
.qr-wrap{display:flex;align-items:center;gap:20px;margin-top:22px;background:#fff;border:1px solid rgba(20,22,26,.09);border-radius:18px;padding:20px;box-shadow:0 10px 26px rgba(20,22,26,.06)}
.qr-box{width:140px;flex-shrink:0;border-radius:12px;overflow:hidden;border:1px solid rgba(20,22,26,.10);padding:6px;background:#fff}
.qr-box img{display:block;width:100%;height:auto;border-radius:8px}
.qr-text h3{font-size:15.5px;margin-bottom:6px}
.qr-text p{font-size:14px;color:#4a4f57}
@media (max-width:900px){.contact-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.contact-grid{grid-template-columns:1fr}.qr-wrap{flex-direction:column;align-items:flex-start}}

/* join */
.join-band{
  background:linear-gradient(130deg,#FFD400 0%,#FFC400 55%,#FFB800 100%);
  border-radius:26px;padding:38px;position:relative;overflow:hidden;
  box-shadow:0 24px 52px rgba(255,184,0,.32);
}
.join-band::before,.join-band::after{
  content:"";position:absolute;border-radius:50%;border:2px solid rgba(20,22,26,.10);
}
.join-band::before{width:220px;height:220px;right:-60px;top:-80px}
.join-band::after{width:140px;height:140px;right:80px;bottom:-70px}
.join-inner{position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center}
.join-band h2{font-size:clamp(21px,2.6vw,29px);color:#14161a;margin-bottom:12px}
.join-band p{font-size:15px;color:#2a2f36}
.join-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.join-actions .btn-ghost{background:rgba(255,255,255,.9)}
@media (max-width:820px){.join-inner{grid-template-columns:1fr}.join-actions{justify-content:flex-start}.join-band{padding:28px}}

/* footer */
.site-footer{background:#121418;color:#c6cad2;padding:48px 0 0;margin-top:8px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;align-items:start}
.site-footer h3{font-size:15px;color:#fff;margin-bottom:14px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.footer-brand .ai-page-logo{max-height:32px}
.footer-brand b{color:#fff;font-size:16px;font-weight:800}
.site-footer p{font-size:13.5px;color:#a7acb6;line-height:1.8}
.footer-links{display:grid;gap:9px}
.footer-links a{font-size:13.5px;color:#c6cad2;text-decoration:none;transition:color .22s ease}
.footer-links a:hover{color:#FFD400}
.footer-bottom{
  margin-top:32px;border-top:1px solid rgba(255,255,255,.12);padding:16px 0 22px;
  font-size:12.5px;color:#8d939d;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
}
.footer-bottom a{color:#a7acb6;text-decoration:none}
.footer-bottom a:hover{color:#FFD400}
@media (max-width:820px){.footer-top{grid-template-columns:1fr}}

/* floating */
.float-dock{position:fixed;right:18px;bottom:20px;z-index:90;display:flex;flex-direction:column;gap:10px;align-items:flex-end}
.dock-btn{
  width:46px;height:46px;border-radius:50%;border:1px solid rgba(20,22,26,.12);
  background:#fff;color:#14161a;font-size:12px;font-weight:800;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 24px rgba(20,22,26,.16);
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease;
}
.dock-btn:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(20,22,26,.22)}
.dock-btn.primary{background:linear-gradient(135deg,#FFD400,#FFB800);border-color:rgba(255,184,0,.8)}
#backTop{opacity:0;pointer-events:none;transition:opacity .3s ease,transform .25s ease}
#backTop.show{opacity:1;pointer-events:auto}
.kefu-panel{
  display:none;width:230px;background:#fff;border:1px solid rgba(20,22,26,.10);border-radius:16px;
  padding:16px;box-shadow:0 20px 44px rgba(20,22,26,.20);text-align:center;
}
.kefu-panel.open{display:block;animation:fadeUp .28s ease both}
.kefu-panel img{display:block;width:100%;height:auto;border-radius:10px;border:1px solid rgba(20,22,26,.08)}
.kefu-panel b{display:block;font-size:13.5px;color:#14161a;margin-top:10px}
.kefu-panel span{display:block;font-size:12.5px;color:#6b727c;margin-top:2px}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .62s ease,transform .62s ease}
.reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}