*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:88px;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.72;
  color:#1c2130;
  background-color:#fdfaf4;
  background-image:
    radial-gradient(rgba(28,33,48,.055) 1px, transparent 1px),
    radial-gradient(circle at 8% 2%, rgba(255,201,60,.30), transparent 38%),
    radial-gradient(circle at 94% 8%, rgba(47,107,255,.15), transparent 34%),
    radial-gradient(circle at 76% 54%, rgba(139,92,246,.12), transparent 36%),
    radial-gradient(circle at 14% 88%, rgba(31,191,166,.15), transparent 38%);
  background-size:24px 24px,100% 100%,100% 100%,100% 100%,100% 100%;
  background-attachment:fixed;
}
img{max-width:100%;}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
a{color:inherit;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 22px;}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(253,250,244,.94);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid #e9e2d4;
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:70px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:17px;letter-spacing:.01em;flex:none;}
.brand .ai-page-logo{max-height:38px;width:auto;max-width:140px;object-fit:contain;display:block;}
.brand-text{white-space:nowrap;}
.nav-links{
  display:flex;
  gap:0;
  align-items:center;
  flex-wrap:nowrap;
  list-style:none;
  margin:0;
  padding:0;
}
.nav-links a{
  display:block;
  padding:8px 10px;
  font-size:14px;
  font-weight:600;
  color:#333a4a;
  text-decoration:none;
  border-radius:10px;
  white-space:nowrap;
  transition:background .22s ease,color .22s ease;
}
.nav-links a:hover,.nav-links a:focus-visible{background:#ffe9b3;color:#1c2130;}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;height:40px;
  border:2px solid #1c2130;
  border-radius:12px;
  background:#fff;
  cursor:pointer;
  padding:0;
  flex:none;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#1c2130;position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#1c2130;border-radius:2px;transition:transform .25s ease;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15.5px;font-weight:700;
  font-family:inherit;
  text-decoration:none;
  border:2px solid #1c2130;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease;
}
.btn-primary{background:#ff5c45;color:#fff;box-shadow:4px 4px 0 #1c2130;}
.btn-primary:hover,.btn-primary:focus-visible{transform:translate(-2px,-2px);box-shadow:7px 7px 0 #1c2130;}
.btn-ghost{background:#fff;color:#1c2130;box-shadow:4px 4px 0 #1c2130;}
.btn-ghost:hover,.btn-ghost:focus-visible{transform:translate(-2px,-2px);box-shadow:7px 7px 0 #1c2130;background:#fffbe9;}
.btn-sm{padding:10px 20px;font-size:14px;}

/* ===== Hero ===== */
.hero{padding:54px 0 66px;position:relative;}
.hero-inner{display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center;}
.hero-copy>*{animation:riseIn .7s ease both;}
.hero-copy>*:nth-child(2){animation-delay:.07s;}
.hero-copy>*:nth-child(3){animation-delay:.14s;}
.hero-copy>*:nth-child(4){animation-delay:.21s;}
.hero-copy>*:nth-child(5){animation-delay:.28s;}
@keyframes riseIn{from{opacity:0;transform:translateY(16px);}to{opacity:1;transform:none;}}
.sticker{
  display:inline-block;
  padding:5px 15px;
  background:#ffd84d;
  border:2px solid #1c2130;
  border-radius:999px;
  font-size:13px;font-weight:800;
  transform:rotate(-1.6deg);
  margin-bottom:18px;
}
.hero h1{font-size:clamp(29px,4.3vw,50px);line-height:1.2;margin-bottom:18px;}
.hero-sub{font-size:clamp(15px,1.4vw,17px);color:#4a5265;max-width:620px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 20px;}
.hero-points li{position:relative;padding-left:20px;font-size:14.5px;color:#3b4354;font-weight:600;}
.hero-points li::before{content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;background:#1fbfa6;transform:rotate(12deg);}
.hero-points li:nth-child(2)::before{background:#ff5c45;}
.hero-points li:nth-child(3)::before{background:#2f6bff;}
.hero-points li:nth-child(4)::before{background:#ffc93c;}

.hero-art{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
.tile{
  display:flex;align-items:center;justify-content:center;
  min-height:84px;
  padding:16px 12px;
  border:2px solid #1c2130;
  border-radius:18px;
  font-weight:800;font-size:16px;
  box-shadow:5px 5px 0 rgba(28,33,48,.85);
  transition:transform .28s ease,box-shadow .28s ease;
}
.tile-a{background:#ffe28a;transform:rotate(-1.6deg);}
.tile-b{background:#cfe3ff;transform:rotate(1.6deg);}
.tile-c{background:#c6f2e8;transform:rotate(1.2deg);}
.tile-d{background:#ead9ff;transform:rotate(-1.2deg);}
.tile:hover{transform:rotate(0deg) translateY(-4px);box-shadow:7px 9px 0 rgba(28,33,48,.85);}
.tile-score{grid-column:span 2;flex-direction:column;gap:2px;background:#fff;transform:rotate(0deg);padding:18px 12px;}
.tile-score-num{font-size:30px;font-weight:900;letter-spacing:-.02em;line-height:1.1;}
.tile-score-num em{font-style:normal;font-size:15px;font-weight:700;color:#5a6274;}
.tile-score-stars{color:#ff9f1c;letter-spacing:3px;font-size:15px;}
.tile-score-label{font-size:13px;color:#5a6274;font-weight:600;}

.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:46px;}
.metric{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:18px;
  padding:20px 22px;
  box-shadow:4px 4px 0 rgba(28,33,48,.14);
  transition:transform .25s ease,box-shadow .25s ease;
}
.metric:hover{transform:translateY(-4px);box-shadow:6px 8px 0 rgba(28,33,48,.16);}
.metric strong{display:block;font-size:30px;font-weight:900;letter-spacing:-.02em;line-height:1.15;}
.metric strong em{font-style:normal;font-size:15px;font-weight:700;color:#5a6274;}
.metric span{display:block;font-size:14px;color:#5a6274;margin-top:4px;font-weight:600;}

/* ===== Sections ===== */
.section{padding:66px 0;border-top:1px dashed rgba(28,33,48,.14);}
.section-first{border-top:none;}
.sec-head{max-width:780px;margin:0 auto 40px;text-align:center;}
.sec-kicker{
  display:inline-block;
  padding:4px 15px;
  font-size:13px;font-weight:800;letter-spacing:.06em;
  background:#ffe28a;
  border:2px solid #1c2130;
  border-radius:999px;
  transform:rotate(-1.2deg);
  margin-bottom:16px;
}
.sec-title{font-size:clamp(23px,2.9vw,33px);margin-bottom:12px;}
.sec-title span{background:linear-gradient(180deg,transparent 60%,#ffd84d 60%,#ffd84d 92%,transparent 92%);padding:0 4px;}
.sec-desc{color:#4a5265;font-size:15.5px;}

/* ===== About ===== */
.about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(232px,1fr));gap:16px;}
.about-card{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:16px;
  padding:20px 18px;
  box-shadow:4px 4px 0 rgba(28,33,48,.12);
  transition:transform .26s ease,box-shadow .26s ease;
}
.about-card:hover{transform:translateY(-4px);box-shadow:6px 8px 0 rgba(28,33,48,.16);}
.about-card h3{font-size:16.5px;margin-bottom:8px;display:flex;align-items:center;gap:9px;}
.about-card h3::before{content:"";width:11px;height:11px;border-radius:4px;background:#ff5c45;flex:none;transform:rotate(10deg);}
.about-card:nth-child(2n) h3::before{background:#2f6bff;}
.about-card:nth-child(3n) h3::before{background:#1fbfa6;}
.about-card:nth-child(4n) h3::before{background:#ffc93c;}
.about-card p{font-size:14.5px;color:#4a5265;}
.about-cta{display:flex;justify-content:center;margin-top:32px;}

/* ===== Services ===== */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:18px;}
.svc-card{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:18px;
  padding:22px 20px;
  box-shadow:4px 4px 0 rgba(28,33,48,.12);
  transition:transform .26s ease,box-shadow .26s ease;
  display:flex;flex-direction:column;gap:10px;
}
.svc-card:hover{transform:translateY(-5px);box-shadow:7px 9px 0 rgba(28,33,48,.16);}
.svc-icon{
  width:44px;height:44px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  border:2px solid #1c2130;
  background:#ffe28a;
  color:#1c2130;
  flex:none;
}
.svc-card:nth-child(2n) .svc-icon{background:#cfe3ff;}
.svc-card:nth-child(3n) .svc-icon{background:#c6f2e8;}
.svc-card:nth-child(4n) .svc-icon{background:#ead9ff;}
.svc-card:nth-child(5n) .svc-icon{background:#ffd3c9;}
.svc-card h3{font-size:17px;}
.svc-card p{font-size:14.5px;color:#4a5265;}
.svc-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:8px;}
.svc-tags span{
  font-size:12px;font-weight:700;color:#3b4354;
  background:#f6f1e6;border:1px solid #e2dac9;border-radius:999px;padding:2px 10px;
}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:34px;}
.tag-cloud span{
  display:inline-block;
  padding:7px 15px;
  border:2px solid #1c2130;
  border-radius:999px;
  background:#fff;
  font-size:13.5px;font-weight:700;
  box-shadow:3px 3px 0 rgba(28,33,48,.12);
  transition:transform .2s ease,background .2s ease;
}
.tag-cloud span:hover{transform:translateY(-3px);background:#fff6dd;}

/* ===== Studio / models ===== */
.studio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:18px;}
.studio-card{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:18px;
  padding:22px 20px;
  box-shadow:4px 4px 0 rgba(28,33,48,.12);
  border-top-width:8px;
  transition:transform .26s ease;
}
.studio-card:hover{transform:translateY(-4px);}
.studio-card:nth-child(1){border-top-color:#ff5c45;}
.studio-card:nth-child(2){border-top-color:#2f6bff;}
.studio-card:nth-child(3){border-top-color:#1fbfa6;}
.studio-card:nth-child(4){border-top-color:#ffc93c;}
.studio-card:nth-child(5){border-top-color:#8b5cf6;}
.studio-card:nth-child(6){border-top-color:#ff8a5c;}
.studio-card h3{font-size:17px;margin-bottom:8px;}
.studio-card p{font-size:14.5px;color:#4a5265;}
.model-strip{margin-top:34px;background:#fff;border:2px solid #1c2130;border-radius:20px;padding:22px;box-shadow:5px 5px 0 rgba(28,33,48,.13);}
.model-strip h3{font-size:16px;margin-bottom:14px;text-align:center;}
.model-list{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;}
.model-list li{
  font-size:13px;font-weight:700;color:#3b4354;
  background:#f6f1e6;border:1px solid #e2dac9;border-radius:8px;padding:4px 11px;
  transition:background .2s ease,color .2s ease;
}
.model-list li:hover{background:#ffe28a;color:#1c2130;}

/* ===== Solutions ===== */
.sol-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;}
.sol-card{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:18px;
  overflow:hidden;
  box-shadow:4px 4px 0 rgba(28,33,48,.12);
  transition:transform .26s ease,box-shadow .26s ease;
}
.sol-card:hover{transform:translateY(-5px);box-shadow:7px 9px 0 rgba(28,33,48,.16);}
.sol-media{overflow:hidden;border-bottom:2px solid #1c2130;background:#f6f1e6;}
.sol-media img{display:block;width:100%;height:auto;}
.sol-body{padding:18px 18px 20px;}
.sol-body h3{font-size:16.5px;margin-bottom:8px;}
.sol-body p{font-size:14.5px;color:#4a5265;}

/* ===== Network ===== */
.net-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(224px,1fr));gap:16px;}
.net-card{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:16px;
  padding:20px 18px;
  box-shadow:3px 3px 0 rgba(28,33,48,.12);
  transition:transform .24s ease;
}
.net-card:hover{transform:translateY(-4px);}
.net-card h3{font-size:15.5px;margin-bottom:6px;color:#1c2130;}
.net-card p{font-size:14px;color:#4a5265;word-break:break-all;}
.net-card a{color:#2f6bff;font-weight:700;text-decoration:none;border-bottom:1px dashed #2f6bff;}
.net-card a:hover{color:#1c2130;border-bottom-color:#1c2130;}

/* ===== Process ===== */
.steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;}
.step{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:16px;
  padding:20px 16px;
  box-shadow:4px 4px 0 rgba(28,33,48,.12);
  transition:transform .24s ease;
}
.step:hover{transform:translateY(-4px);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:10px;
  border:2px solid #1c2130;
  background:#ffd84d;
  font-weight:900;font-size:14px;
  margin-bottom:12px;
}
.step:nth-child(2) .step-num{background:#cfe3ff;}
.step:nth-child(3) .step-num{background:#c6f2e8;}
.step:nth-child(4) .step-num{background:#ead9ff;}
.step:nth-child(5) .step-num{background:#ffd3c9;}
.step h3{font-size:15.5px;margin-bottom:6px;}
.step p{font-size:14px;color:#4a5265;}

/* ===== Cases ===== */
.case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:20px;}
.case-card{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:18px;
  overflow:hidden;
  box-shadow:5px 5px 0 rgba(28,33,48,.13);
  transition:transform .26s ease,box-shadow .26s ease;
  display:flex;flex-direction:column;
}
.case-card:hover{transform:translateY(-6px);box-shadow:8px 10px 0 rgba(28,33,48,.16);}
.case-media{overflow:hidden;border-bottom:2px solid #1c2130;background:#f6f1e6;}
.case-media img{display:block;width:100%;height:auto;}
.case-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.case-body h3{font-size:16.5px;}
.case-body p{font-size:14.5px;color:#4a5265;}
.case-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:6px;}
.case-tags span{font-size:12px;font-weight:700;background:#f6f1e6;border:1px solid #e2dac9;border-radius:999px;padding:2px 10px;color:#3b4354;}

/* ===== Review ===== */
.review-top{display:grid;grid-template-columns:.85fr 1.15fr;gap:20px;margin-bottom:26px;align-items:stretch;}
.score-card{
  background:#1c2130;
  color:#fff;
  border-radius:20px;
  padding:26px 24px;
  display:flex;flex-direction:column;justify-content:center;gap:6px;
  border:2px solid #1c2130;
  box-shadow:5px 5px 0 rgba(28,33,48,.2);
}
.score-num{font-size:46px;font-weight:900;line-height:1;letter-spacing:-.03em;}
.score-num span{font-size:17px;font-weight:700;color:#b9c1d4;}
.score-stars{color:#ffc93c;letter-spacing:4px;font-size:16px;}
.score-card p{font-size:14px;color:#c6cddd;}
.review-points{
  background:#fff;border:2px solid #1c2130;border-radius:20px;
  padding:22px 22px;box-shadow:4px 4px 0 rgba(28,33,48,.12);
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 18px;
}
.review-points li{position:relative;padding-left:20px;font-size:14.5px;color:#3b4354;font-weight:600;}
.review-points li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;background:#1fbfa6;transform:rotate(12deg);}
.review-points li:nth-child(2n)::before{background:#ff5c45;}
.review-points li:nth-child(3n)::before{background:#2f6bff;}

.table-wrap{
  overflow-x:auto;
  border:2px solid #1c2130;
  border-radius:18px;
  background:#fff;
  box-shadow:5px 5px 0 rgba(28,33,48,.13);
  -webkit-overflow-scrolling:touch;
}
table{width:100%;border-collapse:collapse;min-width:760px;font-size:14.5px;}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid #ece6da;vertical-align:top;}
thead th{background:#fff6dd;font-weight:800;font-size:14.5px;white-space:nowrap;}
tbody td:first-child{font-weight:700;white-space:nowrap;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover td{background:#fffdf7;}
td.best{background:#effbf6;font-weight:700;color:#12796a;}

/* ===== Voices ===== */
.voice-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;}
.voice-card{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:18px;
  padding:22px 20px;
  box-shadow:4px 4px 0 rgba(28,33,48,.12);
  display:flex;flex-direction:column;gap:14px;
  transition:transform .26s ease,box-shadow .26s ease;
}
.voice-card:hover{transform:translateY(-5px);box-shadow:7px 9px 0 rgba(28,33,48,.16);}
.voice-stars{color:#ff9f1c;letter-spacing:3px;font-size:14px;}
.voice-text{font-size:14.5px;color:#3b4354;}
.voice-user{display:flex;align-items:center;gap:10px;margin-top:auto;}
.voice-user .dot{width:34px;height:34px;border-radius:11px;border:2px solid #1c2130;background:#ffe28a;flex:none;}
.voice-card:nth-child(2n) .voice-user .dot{background:#cfe3ff;}
.voice-card:nth-child(3n) .voice-user .dot{background:#c6f2e8;}
.voice-card:nth-child(4n) .voice-user .dot{background:#ead9ff;}
.voice-user strong{display:block;font-size:14.5px;}
.voice-user small{display:block;font-size:12.5px;color:#6b7285;}

/* ===== Match ===== */
.match-box{
  background:#fff;
  border:2px solid #1c2130;
  border-radius:22px;
  padding:28px 24px;
  box-shadow:5px 5px 0 rgba(28,33,48,.13);
  text-align:center;
}
.match-box h3{font-size:18px;margin-bottom:8px;}
.match-box p{font-size:14.5px;color:#4a5265;margin-bottom:20px;}
.match-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;}
.match-chips button{
  font-family:inherit;font-size:14px;font-weight:700;cursor:pointer;
  padding:9px 17px;border-radius:999px;
  border:2px solid #1c2130;background:#fff;color:#1c2130;
  box-shadow:3px 3px 0 rgba(28,33,48,.14);
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
}
.match-chips button:hover{background:#ffe28a;transform:translate(-1px,-2px);box-shadow:4px 5px 0 rgba(28,33,48,.18);}

/* ===== Token ===== */
.token-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(238px,1fr));gap:16px;}
.token-card{
  background:#fff;border:2px solid #1c2130;border-radius:16px;
  padding:20px 18px;box-shadow:3px 3px 0 rgba(28,33,48,.12);
  transition:transform .24s ease;
}
.token-card:hover{transform:translateY(-4px);}
.token-card h3{font-size:15.5px;margin-bottom:6px;}
.token-card p{font-size:14px;color:#4a5265;}
.token-note{
  margin-top:24px;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  background:#fffbe9;border:2px dashed #1c2130;border-radius:18px;padding:18px 22px;
}
.token-note p{font-size:14.5px;color:#4a5265;font-weight:600;}

/* ===== Help ===== */
.help-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(228px,1fr));gap:16px;}
.help-card{
  display:block;text-decoration:none;
  background:#fff;border:2px solid #1c2130;border-radius:16px;
  padding:22px 20px;box-shadow:4px 4px 0 rgba(28,33,48,.12);
  transition:transform .24s ease,box-shadow .24s ease,background .24s ease;
}
.help-card:hover{transform:translateY(-4px);box-shadow:6px 8px 0 rgba(28,33,48,.16);background:#fffdf5;}
.help-card h3{font-size:16px;margin-bottom:6px;}
.help-card p{font-size:14px;color:#4a5265;}

/* ===== FAQ ===== */
.faq-list{max-width:920px;margin:0 auto;}
.faq-item{
  background:#fff;border:2px solid #1c2130;border-radius:15px;
  margin-bottom:12px;overflow:hidden;
  box-shadow:3px 3px 0 rgba(28,33,48,.12);
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:16px 18px;background:none;border:none;cursor:pointer;
  font-family:inherit;font-size:15.5px;font-weight:700;color:#1c2130;text-align:left;
  transition:background .2s ease;
}
.faq-q:hover{background:#fffdf5;}
.faq-item.open .faq-q{background:#fffbe9;}
.faq-ic{flex:none;width:22px;height:22px;border:2px solid #1c2130;border-radius:50%;position:relative;}
.faq-ic::before,.faq-ic::after{content:"";position:absolute;background:#1c2130;border-radius:2px;left:50%;top:50%;}
.faq-ic::before{width:10px;height:2px;transform:translate(-50%,-50%);}
.faq-ic::after{width:2px;height:10px;transform:translate(-50%,-50%);transition:transform .28s ease,opacity .28s ease;}
.faq-item.open .faq-ic::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease;}
.faq-item.open .faq-a{grid-template-rows:1fr;}
.faq-a-inner{overflow:hidden;}
.faq-a-inner p{padding:0 18px 16px;font-size:14.5px;color:#4a5265;}

/* ===== Wiki ===== */
.wiki-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(238px,1fr));gap:16px;}
.wiki-card{
  background:#fff;border:2px solid #1c2130;border-radius:16px;
  padding:20px 18px;box-shadow:3px 3px 0 rgba(28,33,48,.12);
  transition:transform .24s ease;
}
.wiki-card:hover{transform:translateY(-4px);}
.wiki-card h3{font-size:15.5px;margin-bottom:6px;}
.wiki-card p{font-size:14px;color:#4a5265;}

/* ===== News ===== */
.news-panel{
  background:#fff;border:2px solid #1c2130;border-radius:20px;
  padding:26px 24px;box-shadow:5px 5px 0 rgba(28,33,48,.13);
}
.news-render{font-size:15px;color:#3b4354;line-height:1.9;word-break:break-word;}
.news-foot{margin-top:18px;padding-top:16px;border-top:1px dashed #e2dac9;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;}
.news-foot p{font-size:14px;color:#4a5265;}

/* ===== Partner ===== */
.partner-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch;}
.partner-text{
  background:#fff;border:2px solid #1c2130;border-radius:20px;
  padding:26px 24px;box-shadow:5px 5px 0 rgba(28,33,48,.13);
}
.partner-text h3{font-size:18px;margin-bottom:12px;}
.partner-text p{font-size:14.5px;color:#4a5265;margin-bottom:10px;}
.partner-list{display:grid;gap:10px;margin:16px 0 20px;}
.partner-list li{position:relative;padding-left:22px;font-size:14.5px;color:#3b4354;font-weight:600;}
.partner-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;background:#8b5cf6;transform:rotate(12deg);}
.partner-list li:nth-child(2n)::before{background:#ff5c45;}
.partner-list li:nth-child(3n)::before{background:#1fbfa6;}
.partner-side{
  background:#1c2130;color:#fff;border-radius:20px;padding:26px 24px;
  display:flex;flex-direction:column;justify-content:center;gap:12px;
  box-shadow:5px 5px 0 rgba(28,33,48,.2);
}
.partner-side h3{font-size:18px;color:#ffd84d;}
.partner-side p{font-size:14.5px;color:#c6cddd;}
.partner-side .btn{align-self:flex-start;margin-top:6px;}

/* ===== Contact ===== */
.contact-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:start;}
.contact-form{
  background:#fff;border:2px solid #1c2130;border-radius:20px;
  padding:26px 24px;box-shadow:5px 5px 0 rgba(28,33,48,.13);
}
.contact-form h3{font-size:18px;margin-bottom:6px;}
.contact-form .form-hint{font-size:14px;color:#4a5265;margin-bottom:18px;}
.form-row{margin-bottom:14px;}
.form-row label{display:block;font-size:13.5px;font-weight:700;margin-bottom:6px;color:#1c2130;}
.form-row input,.form-row select,.form-row textarea{
  width:100%;font-family:inherit;font-size:14.5px;color:#1c2130;
  padding:11px 14px;border:2px solid #dcd3c2;border-radius:12px;background:#fffdf8;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  outline:none;
}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  border-color:#ff5c45;background:#fff;box-shadow:0 0 0 3px rgba(255,92,69,.16);
}
.form-row textarea{resize:vertical;min-height:110px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px;}
.form-submit{margin-top:6px;}
.form-submit .btn{width:100%;}

.contact-side{display:grid;gap:16px;}
.contact-card{
  background:#fff;border:2px solid #1c2130;border-radius:18px;
  padding:20px 20px;box-shadow:4px 4px 0 rgba(28,33,48,.12);
}
.contact-card h3{font-size:16px;margin-bottom:10px;}
.contact-card ul{display:grid;gap:8px;}
.contact-card li{font-size:14.5px;color:#3b4354;display:flex;gap:8px;}
.contact-card li b{font-weight:700;color:#1c2130;flex:none;}
.contact-card a{color:#2f6bff;font-weight:700;text-decoration:none;border-bottom:1px dashed #2f6bff;word-break:break-all;}
.contact-card a:hover{color:#1c2130;border-bottom-color:#1c2130;}
.qr-box{display:flex;align-items:center;gap:16px;}
.qr-box img{width:130px;height:130px;object-fit:contain;border:2px solid #1c2130;border-radius:14px;background:#fff;padding:5px;flex:none;}
.qr-box .qr-text{font-size:14px;color:#4a5265;}

/* ===== Footer ===== */
.site-footer{background:#1b2030;color:#cfd6e4;padding:48px 0 24px;margin-top:0;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand .footer-logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-weight:800;font-size:17px;margin-bottom:12px;}
.footer-brand .ai-page-logo{max-height:34px;width:auto;max-width:130px;object-fit:contain;display:block;background:#fff;border-radius:8px;padding:3px;}
.footer-brand p{font-size:14px;color:#b6bfd2;margin-bottom:8px;}
.footer-brand .ai-page-home-link{display:inline-block;font-size:14px;font-weight:700;color:#ffd84d;text-decoration:none;border-bottom:1px dashed #ffd84d;margin-top:4px;}
.footer-brand .ai-page-home-link:hover{color:#fff;border-bottom-color:#fff;}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:12px;}
.footer-col ul{display:grid;gap:8px;}
.footer-col li{font-size:14px;color:#b6bfd2;word-break:break-all;}
.footer-col a{color:#cfd6e4;text-decoration:none;transition:color .2s ease;}
.footer-col a:hover{color:#ffd84d;}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;padding-top:18px;}
.footer-bottom p{font-size:13px;color:#98a2b8;}
.footer-bottom a{color:#cfd6e4;text-decoration:none;}
.footer-bottom a:hover{color:#ffd84d;}

/* ===== Floating dock ===== */
.float-dock{position:fixed;right:18px;bottom:20px;z-index:200;display:flex;flex-direction:column;gap:10px;align-items:flex-end;}
.dock-btn{
  width:54px;height:54px;border-radius:50%;
  border:2px solid #1c2130;background:#fff;color:#1c2130;
  font-family:inherit;font-size:13px;font-weight:800;cursor:pointer;
  box-shadow:4px 4px 0 rgba(28,33,48,.35);
  transition:transform .22s ease,background .22s ease,box-shadow .22s ease;
  display:flex;align-items:center;justify-content:center;
}
.dock-btn:hover{transform:translateY(-3px);background:#ffe28a;box-shadow:5px 6px 0 rgba(28,33,48,.4);}
.dock-panel{
  width:210px;background:#fff;border:2px solid #1c2130;border-radius:18px;
  padding:16px;text-align:center;
  box-shadow:6px 8px 0 rgba(28,33,48,.2);
  margin-bottom:2px;
}
.dock-panel img{width:140px;height:140px;object-fit:contain;margin:0 auto 10px;display:block;border-radius:10px;}
.dock-panel p{font-size:13px;color:#3b4354;margin-bottom:4px;font-weight:600;}
.dock-panel .dock-close{
  width:100%;margin-top:10px;font-family:inherit;font-size:13px;font-weight:700;
  padding:7px 0;border-radius:10px;border:2px solid #1c2130;background:#fffbe9;cursor:pointer;color:#1c2130;
}
.dock-panel .dock-close:hover{background:#ffe28a;}

/* ===== Reveal ===== */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
.js .reveal.in{opacity:1;transform:none;}

/* ===== Responsive ===== */
@media (max-width:1080px){
  .nav-toggle{display:flex;}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;
    background:#fffdf8;border-bottom:1px solid #e9e2d4;
    padding:8px 22px 14px;
    display:none;
    box-shadow:0 16px 28px rgba(28,33,48,.10);
    max-height:calc(100vh - 70px);overflow-y:auto;
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:12px 6px;border-bottom:1px dashed #ece6da;font-size:15px;border-radius:0;}
  .nav-links li:last-child a{border-bottom:none;}
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .hero-art{max-width:520px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .review-top{grid-template-columns:1fr;}
  .partner-wrap{grid-template-columns:1fr;}
  .contact-wrap{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:760px){
  .section{padding:52px 0;}
  .hero{padding:38px 0 50px;}
  .metrics{grid-template-columns:1fr;gap:12px;margin-top:34px;}
  .metric{padding:16px 18px;}
  .metric strong{font-size:26px;}
  .sec-head{margin-bottom:30px;}
  .review-points{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;}
  .float-dock{right:12px;bottom:14px;}
  .dock-btn{width:48px;height:48px;font-size:12px;}
  .dock-panel{width:190px;}
  .dock-panel img{width:125px;height:125px;}
}
@media (max-width:560px){
  .steps{grid-template-columns:1fr;}
  .hero-art{grid-template-columns:1fr 1fr;gap:10px;}
  .tile{min-height:70px;font-size:14.5px;padding:12px 8px;}
  .tile-score-num{font-size:25px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .token-note{flex-direction:column;align-items:flex-start;}
  .qr-box{flex-direction:column;align-items:flex-start;}
  .score-num{font-size:38px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .js .reveal{opacity:1;transform:none;}
}