:root{
  --ink:#0d1030;
  --ink-2:#1c2250;
  --brand:#ff2d55;
  --brand-2:#ff7a18;
  --accent:#00e0c6;
  --accent-2:#3d5afe;
  --violet:#7a3cff;
  --paper:#ffffff;
  --soft:#f5f6fb;
  --line:#e6e8f2;
  --muted:#5a5f7a;
  --shadow-lg:0 24px 60px -20px rgba(28,34,80,.35);
  --shadow-md:0 12px 30px -12px rgba(28,34,80,.28);
  --r:20px;
  --maxw:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,system-ui,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.7;
  font-size:16px;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
h1,h2,h3,h4{line-height:1.3;letter-spacing:.2px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.sec{padding:82px 0;position:relative}
.sec-soft{background:var(--soft)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:2px;text-transform:uppercase;
  color:var(--brand);background:linear-gradient(90deg,rgba(255,45,85,.1),rgba(255,122,24,.1));
  padding:6px 16px;border-radius:999px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(255,45,85,.18)}
.sec-head{max-width:820px;margin-bottom:46px}
.sec-head h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;letter-spacing:-.5px}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16.5px}
.grad-text{background:linear-gradient(100deg,var(--brand),var(--brand-2) 45%,var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}

/* ============ NAV ============ */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.3px;flex-shrink:0}
.ai-page-logo{height:40px;width:auto;object-fit:contain}
.brand-tag{font-size:11px;font-weight:700;color:#fff;background:linear-gradient(90deg,var(--brand),var(--brand-2));padding:2px 8px;border-radius:6px;letter-spacing:0}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.nav-links a{font-size:14.5px;font-weight:600;color:var(--ink-2);padding:8px 12px;border-radius:8px;transition:.22s;white-space:nowrap}
.nav-links a:hover{color:var(--brand);background:rgba(255,45,85,.07)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:12px;cursor:pointer;border:none;transition:transform .18s ease,box-shadow .22s ease,background .22s ease;font-family:inherit;text-align:center;line-height:1.2}
.btn:active{transform:scale(.97)}
.btn-primary{background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff;padding:12px 26px;font-size:15px;box-shadow:0 10px 24px -8px rgba(255,45,85,.65)}
.btn-primary:hover{box-shadow:0 16px 34px -8px rgba(255,45,85,.85);transform:translateY(-2px)}
.btn-dark{background:var(--ink);color:#fff;padding:12px 26px;font-size:15px}
.btn-dark:hover{background:#1c2250;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line);padding:11px 24px;font-size:15px}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:rgba(255,45,85,.04)}
.btn-sm{padding:9px 18px;font-size:13.5px;border-radius:10px}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer}
.nav-toggle span{display:block;height:2.5px;width:20px;margin:0 auto;background:var(--ink);border-radius:2px;transition:.28s}

/* ============ HERO ============ */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(circle at 12% 18%,rgba(255,45,85,.55),transparent 42%),
    radial-gradient(circle at 88% 12%,rgba(61,90,254,.6),transparent 46%),
    radial-gradient(circle at 76% 88%,rgba(0,224,198,.35),transparent 44%),
    radial-gradient(circle at 30% 92%,rgba(122,60,255,.5),transparent 50%),
    linear-gradient(150deg,#0a0c24,#151a45 60%,#0a0c24);
  padding:90px 0 100px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(circle at 50% 40%,#000 40%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 40%,transparent 78%);pointer-events:none;
}
.hero .wrap{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);padding:7px 16px;border-radius:999px;font-size:13.5px;font-weight:600;letter-spacing:.3px;margin-bottom:26px}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px rgba(0,224,198,.22);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 5px rgba(0,224,198,.22)}50%{box-shadow:0 0 0 10px rgba(0,224,198,.05)}}
.hero h1{font-size:clamp(32px,5.2vw,62px);font-weight:900;letter-spacing:-1.5px;line-height:1.16;max-width:900px}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,#ff8a5c,#ff2d55 45%,#00e0c6);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:22px;max-width:660px;font-size:clamp(15px,1.6vw,18px);color:rgba(255,255,255,.82);line-height:1.75}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.btn-hero{background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff;padding:16px 34px;font-size:16.5px;border-radius:14px;box-shadow:0 16px 40px -10px rgba(255,45,85,.9)}
.btn-hero:hover{transform:translateY(-3px);box-shadow:0 22px 50px -10px rgba(255,45,85,1)}
.btn-hero-outline{background:rgba(255,255,255,.06);color:#fff;border:1.5px solid rgba(255,255,255,.32);padding:15px 32px;font-size:16.5px;border-radius:14px}
.btn-hero-outline:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-3px)}
.hero-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:56px}
.metric-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:22px 20px;backdrop-filter:blur(6px);transition:.28s}
.metric-card:hover{background:rgba(255,255,255,.12);transform:translateY(-5px);border-color:rgba(255,255,255,.32)}
.metric-num{font-size:clamp(24px,2.8vw,34px);font-weight:900;letter-spacing:-.5px;background:linear-gradient(100deg,#fff,#ffc7b0);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric-label{font-size:13.5px;color:rgba(255,255,255,.7);margin-top:6px}
.hero-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px}
.hero-chips span{font-size:12.5px;color:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.18);padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.05)}

/* ============ PLATFORM INTRO ============ */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.about-copy h2{font-size:clamp(26px,3.2vw,38px);font-weight:800;letter-spacing:-.5px;margin-bottom:18px}
.about-copy p{color:var(--muted);margin-bottom:14px;font-size:16px}
.about-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}
.about-item{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;font-weight:600;color:var(--ink-2)}
.about-item .tick{flex-shrink:0;width:22px;height:22px;border-radius:7px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:900;margin-top:2px}
.about-visual{position:relative}
.about-visual img{border-radius:22px;box-shadow:var(--shadow-lg);width:100%;object-fit:cover}
.about-visual .float-card{position:absolute;background:#fff;border-radius:16px;padding:14px 18px;box-shadow:var(--shadow-md);font-size:13px;font-weight:700;color:var(--ink-2);display:flex;align-items:center;gap:10px}
.about-visual .fc1{bottom:-16px;left:-10px}
.about-visual .fc2{top:-16px;right:-10px;background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff}
.fc-dot{width:9px;height:9px;border-radius:50%;background:var(--accent)}

/* ============ SERVICE CARDS ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;transition:.3s cubic-bezier(.2,.7,.3,1);position:relative;overflow:hidden}
.svc-card::after{content:"";position:absolute;inset:0;border-radius:var(--r);padding:1px;background:linear-gradient(135deg,var(--brand),var(--violet),var(--accent));-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:.3s;pointer-events:none}
.svc-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.svc-card:hover::after{opacity:1}
.svc-ico{width:54px;height:54px;border-radius:15px;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:20px;background:linear-gradient(140deg,rgba(255,45,85,.14),rgba(122,60,255,.14));color:var(--brand)}
.svc-card:nth-child(3n+2) .svc-ico{background:linear-gradient(140deg,rgba(61,90,254,.14),rgba(0,224,198,.14));color:var(--accent-2)}
.svc-card:nth-child(3n) .svc-ico{background:linear-gradient(140deg,rgba(255,122,24,.16),rgba(255,45,85,.1));color:var(--brand-2)}
.svc-card h3{font-size:19px;font-weight:800;margin-bottom:10px}
.svc-card p{font-size:14.5px;color:var(--muted);line-height:1.75}
.svc-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.svc-tags span{font-size:12px;font-weight:600;color:var(--ink-2);background:var(--soft);padding:3px 10px;border-radius:6px}

/* ============ SCENES ============ */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.scene-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 24px;display:flex;gap:16px;transition:.28s}
.scene-item:hover{transform:translateX(6px);box-shadow:var(--shadow-md);border-color:rgba(255,45,85,.3)}
.scene-num{flex-shrink:0;width:40px;height:40px;border-radius:11px;background:linear-gradient(140deg,var(--ink),var(--ink-2));color:#fff;font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center}
.scene-item:nth-child(4n+1) .scene-num{background:linear-gradient(140deg,var(--brand),var(--brand-2))}
.scene-item:nth-child(4n+2) .scene-num{background:linear-gradient(140deg,var(--accent-2),var(--violet))}
.scene-item:nth-child(4n+3) .scene-num{background:linear-gradient(140deg,var(--accent),#0aa593)}
.scene-item h4{font-size:16.5px;font-weight:800;margin-bottom:5px}
.scene-item p{font-size:13.5px;color:var(--muted)}

/* ============ MODELS ============ */
.model-cloud{display:flex;flex-wrap:wrap;gap:10px}
.model-cloud span{font-size:13.5px;font-weight:700;padding:8px 16px;border-radius:10px;background:#fff;border:1px solid var(--line);color:var(--ink-2);transition:.22s;cursor:default}
.model-cloud span:hover{color:#fff;background:linear-gradient(100deg,var(--brand),var(--brand-2));border-color:transparent;transform:translateY(-3px);box-shadow:0 10px 22px -8px rgba(255,45,85,.7)}

/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 22px;transition:.28s}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.step-idx{font-size:13px;font-weight:800;letter-spacing:1px;color:var(--brand);margin-bottom:12px}
.step h4{font-size:17px;font-weight:800;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--muted)}
.step::before{content:"";position:absolute;top:42px;right:-11px;width:22px;height:2px;background:var(--line);z-index:1}
.step:last-child::before{display:none}

/* ============ INDUSTRY / NETWORK ============ */
.industry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ind-card{border-radius:16px;padding:26px 22px;color:#fff;transition:.3s;min-height:150px;display:flex;flex-direction:column;justify-content:space-between}
.ind-card:nth-child(1){background:linear-gradient(150deg,#ff2d55,#ff7a18)}
.ind-card:nth-child(2){background:linear-gradient(150deg,#3d5afe,#7a3cff)}
.ind-card:nth-child(3){background:linear-gradient(150deg,#00c2ab,#0a7b8c)}
.ind-card:nth-child(4){background:linear-gradient(150deg,#1c2250,#3a3f7a)}
.ind-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:var(--shadow-lg)}
.ind-card h4{font-size:18px;font-weight:800;margin-bottom:8px}
.ind-card p{font-size:13px;opacity:.88}
.ind-card .ind-ico{font-size:26px;margin-bottom:14px}
.net-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.city-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.city-tags span{font-size:13.5px;font-weight:600;padding:7px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-2)}
.net-visual{background:linear-gradient(150deg,#0d1030,#1c2250);border-radius:22px;padding:34px;color:#fff;box-shadow:var(--shadow-lg)}
.net-visual h4{font-size:18px;margin-bottom:8px}
.net-visual p{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:20px}
.net-visual img{border-radius:14px;width:100%;object-fit:cover}
.net-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.net-stats div{background:rgba(255,255,255,.08);border-radius:12px;padding:14px;text-align:center}
.net-stats b{display:block;font-size:20px;font-weight:900}
.net-stats small{font-size:12px;color:rgba(255,255,255,.65)}

/* ============ CASES ============ */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.3s}
.case-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.case-card img{width:100%;height:250px;object-fit:cover;transition:.5s}
.case-card:hover img{transform:scale(1.05)}
.case-body{padding:24px}
.case-body .case-tag{font-size:12px;font-weight:700;color:var(--brand);background:rgba(255,45,85,.1);padding:4px 12px;border-radius:6px;display:inline-block;margin-bottom:12px}
.case-body h4{font-size:18.5px;font-weight:800;margin-bottom:8px}
.case-body p{font-size:14px;color:var(--muted)}

/* ============ COMPARISON TABLE ============ */
.score-hero{display:grid;grid-template-columns:300px 1fr;gap:30px;align-items:center;background:linear-gradient(140deg,#0d1030,#1c2250);border-radius:22px;padding:34px;color:#fff;margin-bottom:34px;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.score-hero::before{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(255,45,85,.5),transparent 70%)}
.score-big{font-size:64px;font-weight:900;letter-spacing:-2px;line-height:1;background:linear-gradient(100deg,#ff9a76,#ff2d55);-webkit-background-clip:text;background-clip:text;color:transparent;position:relative;z-index:1}
.score-big small{font-size:20px;color:rgba(255,255,255,.6);-webkit-text-fill-color:rgba(255,255,255,.6)}
.stars{font-size:20px;letter-spacing:3px;color:#ffc400;margin-top:8px}
.score-hero h3{font-size:clamp(22px,2.6vw,30px);font-weight:800;position:relative;z-index:1}
.score-hero p{color:rgba(255,255,255,.75);margin-top:10px;font-size:15px;position:relative;z-index:1}
.table-scroll{overflow-x:auto;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow-md)}
table.cmp{width:100%;border-collapse:collapse;min-width:720px;background:#fff;font-size:14.5px}
table.cmp th,table.cmp td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--line)}
table.cmp thead th{background:linear-gradient(100deg,#0d1030,#1c2250);color:#fff;font-size:14px;font-weight:700;white-space:nowrap}
table.cmp thead th:nth-child(2){background:linear-gradient(100deg,var(--brand),var(--brand-2))}
table.cmp tbody tr:hover{background:rgba(255,45,85,.035)}
table.cmp td:first-child{font-weight:700;color:var(--ink)}
table.cmp .highlight{color:var(--brand);font-weight:800}
.badge-good{display:inline-block;font-size:12px;font-weight:700;color:#0a9c72;background:rgba(10,156,114,.12);padding:2px 9px;border-radius:6px}
.badge-mid{display:inline-block;font-size:12px;font-weight:700;color:#a06a00;background:rgba(255,183,0,.14);padding:2px 9px;border-radius:6px}

/* ============ TOKEN PRICE ============ */
.token-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.token-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px 26px;transition:.3s;position:relative}
.token-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.token-card.featured{border:2px solid var(--brand);box-shadow:0 18px 44px -16px rgba(255,45,85,.5)}
.token-card.featured::before{content:"推荐";position:absolute;top:-13px;right:22px;background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff;font-size:12px;font-weight:800;padding:4px 14px;border-radius:999px}
.token-name{font-size:16px;font-weight:800;color:var(--ink-2);margin-bottom:6px}
.token-price{font-size:36px;font-weight:900;letter-spacing:-1px;color:var(--brand);line-height:1.1}
.token-price small{font-size:14px;font-weight:600;color:var(--muted)}
.token-desc{font-size:13.5px;color:var(--muted);margin:12px 0 18px}
.token-feats{display:flex;flex-direction:column;gap:9px;margin-bottom:22px}
.token-feats li{font-size:13.5px;color:var(--ink-2);display:flex;gap:9px;align-items:flex-start}
.token-feats li::before{content:"✓";color:var(--brand);font-weight:900;flex-shrink:0}

/* ============ REVIEWS ============ */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;transition:.3s;display:flex;flex-direction:column}
.review-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(255,45,85,.25)}
.review-stars{color:#ffb700;font-size:15px;letter-spacing:2px;margin-bottom:14px}
.review-text{font-size:14.5px;color:var(--ink-2);line-height:1.8;flex:1}
.review-user{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:18px;border-top:1px dashed var(--line)}
.avatar{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;color:#fff;flex-shrink:0}
.review-card:nth-child(1) .avatar{background:linear-gradient(140deg,#ff2d55,#ff7a18)}
.review-card:nth-child(2) .avatar{background:linear-gradient(140deg,#3d5afe,#7a3cff)}
.review-card:nth-child(3) .avatar{background:linear-gradient(140deg,#00c2ab,#0a7b8c)}
.review-card:nth-child(4) .avatar{background:linear-gradient(140deg,#1c2250,#3a3f7a)}
.review-card:nth-child(5) .avatar{background:linear-gradient(140deg,#ff7a18,#ff2d55)}
.review-card:nth-child(6) .avatar{background:linear-gradient(140deg,#7a3cff,#3d5afe)}
.review-user b{font-size:14.5px;display:block}
.review-user span{font-size:12.5px;color:var(--muted)}

/* ============ MATCH / FORM ============ */
.match-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.match-copy h2{font-size:clamp(26px,3.2vw,38px);font-weight:800;letter-spacing:-.5px;margin-bottom:16px}
.match-copy p{color:var(--muted);margin-bottom:22px}
.match-list{display:flex;flex-direction:column;gap:12px}
.match-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--ink-2)}
.match-list li .m-ico{flex-shrink:0;width:26px;height:26px;border-radius:8px;background:linear-gradient(140deg,var(--brand),var(--brand-2));color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:900}
.form-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:38px;box-shadow:var(--shadow-md)}
.form-card h3{font-size:22px;font-weight:800;margin-bottom:6px}
.form-card .form-sub{font-size:13.5px;color:var(--muted);margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px;display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:700;color:var(--ink-2)}
.field label i{color:var(--brand);font-style:normal}
.field input,.field select,.field textarea{
  width:100%;font-family:inherit;font-size:14.5px;color:var(--ink);
  border:1.5px solid var(--line);border-radius:11px;padding:12px 15px;background:#fafbff;transition:.2s;outline:none;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(255,45,85,.09)}
.field textarea{resize:vertical;min-height:100px}
.form-submit{width:100%;margin-top:8px;padding:15px;font-size:16px;border-radius:12px}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:.25s}
.faq-item:hover{border-color:rgba(255,45,85,.3)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;background:none;border:none;cursor:pointer;font-family:inherit;font-size:16px;font-weight:700;color:var(--ink);text-align:left;line-height:1.5}
.faq-icon{flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--soft);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:600;color:var(--brand);transition:.3s}
.faq-item.open .faq-icon{transform:rotate(45deg);background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s ease}
.faq-a-inner{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.8}
.faq-item.open .faq-a{max-height:400px}

/* ============ ARTICLES ============ */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.article-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 24px;transition:.28s;display:flex;flex-direction:column}
.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(255,45,85,.25)}
.article-card .a-cat{font-size:12px;font-weight:700;color:var(--accent-2);background:rgba(61,90,254,.09);padding:3px 11px;border-radius:6px;align-self:flex-start;margin-bottom:14px}
.article-card h4{font-size:17px;font-weight:800;margin-bottom:9px;line-height:1.45}
.article-card p{font-size:13.5px;color:var(--muted);flex:1}
.article-card a.more{font-size:13.5px;font-weight:700;color:var(--brand);margin-top:16px;display:inline-flex;align-items:center;gap:5px}
.article-card a.more:hover{gap:10px}
.article-card a.more::after{content:"→";transition:.2s}

/* ============ TIMELINE / WIKI ============ */
.timeline{position:relative;max-width:880px;margin:0 auto;padding-left:32px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--brand),var(--violet),var(--accent))}
.tl-item{position:relative;margin-bottom:30px}
.tl-item::before{content:"";position:absolute;left:-31px;top:5px;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 4px rgba(255,45,85,.12)}
.tl-item h4{font-size:16.5px;font-weight:800;margin-bottom:6px}
.tl-item p{font-size:14px;color:var(--muted)}
.tl-item .tl-time{font-size:12px;font-weight:700;color:var(--brand);letter-spacing:.5px;margin-bottom:4px}

/* ============ CONTACT ============ */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:34px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 24px;text-align:center;transition:.28s}
.contact-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.contact-card .c-ico{width:56px;height:56px;border-radius:16px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:24px;background:linear-gradient(140deg,rgba(255,45,85,.12),rgba(122,60,255,.12))}
.contact-card h4{font-size:16px;font-weight:800;margin-bottom:8px}
.contact-card p{font-size:14px;color:var(--muted);word-break:break-all}
.contact-card a{color:var(--brand);font-weight:700}
.qr-box{display:flex;justify-content:center;gap:40px;flex-wrap:wrap;background:linear-gradient(140deg,#0d1030,#1c2250);border-radius:22px;padding:40px;color:#fff;text-align:center}
.qr-item img{width:180px;height:180px;object-fit:cover;border-radius:14px;background:#fff;padding:8px;margin:0 auto 14px}
.qr-item p{font-size:14px;font-weight:700}
.qr-item span{font-size:12.5px;color:rgba(255,255,255,.6)}

/* ============ JOIN / CTA BANNER ============ */
.join-banner{background:linear-gradient(120deg,var(--brand),var(--brand-2) 50%,var(--violet));border-radius:26px;padding:52px;color:#fff;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;box-shadow:0 30px 70px -24px rgba(255,45,85,.7);position:relative;overflow:hidden}
.join-banner::before{content:"";position:absolute;right:-80px;bottom:-80px;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.12)}
.join-banner h2{font-size:clamp(24px,3vw,36px);font-weight:900;letter-spacing:-.5px;position:relative;z-index:1}
.join-banner p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.9);max-width:640px;position:relative;z-index:1}
.btn-white{background:#fff;color:var(--brand);padding:15px 34px;font-size:16px;border-radius:13px;font-weight:800;position:relative;z-index:1;white-space:nowrap}
.btn-white:hover{transform:translateY(-3px);box-shadow:0 18px 40px -12px rgba(0,0,0,.4)}

/* ============ FRIEND LINKS ============ */
.friend-links{display:flex;flex-wrap:wrap;gap:10px}
.friend-links a{font-size:13.5px;font-weight:600;color:var(--muted);padding:8px 16px;border:1px solid var(--line);border-radius:9px;background:#fff;transition:.22s}
.friend-links a:hover{color:var(--brand);border-color:var(--brand);background:rgba(255,45,85,.05);transform:translateY(-2px)}

/* ============ FOOTER ============ */
.site-footer{background:#0a0c24;color:rgba(255,255,255,.72);padding:64px 0 30px;position:relative}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:#fff;margin-bottom:16px}
.footer-brand img{height:38px;width:auto;object-fit:contain;background:#fff;border-radius:8px;padding:4px}
.footer-col h5{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.3px}
.footer-col a,.footer-col li{font-size:13.5px;color:rgba(255,255,255,.62);margin-bottom:10px;display:block;transition:.2s}
.footer-col a:hover{color:var(--brand-2)}
.footer-desc{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.8}
.footer-bottom{padding-top:26px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:12.5px;color:rgba(255,255,255,.45)}

/* ============ FLOATING ============ */
.float-side{position:fixed;right:18px;bottom:26px;z-index:99;display:flex;flex-direction:column;gap:10px}
.float-btn{width:52px;height:52px;border-radius:15px;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 12px 28px -8px rgba(0,0,0,.4);transition:.25s;font-size:20px;font-family:inherit}
.float-btn:hover{transform:translateY(-4px) scale(1.05)}
.fb-service{background:linear-gradient(140deg,var(--brand),var(--brand-2))}
.fb-top{background:var(--ink);opacity:0;pointer-events:none;transition:.3s}
.fb-top.show{opacity:1;pointer-events:auto}
.float-panel{position:fixed;right:18px;bottom:150px;z-index:99;background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);padding:16px;width:200px;text-align:center;display:none;border:1px solid var(--line)}
.float-panel.show{display:block;animation:fadeUp .3s ease}
.float-panel img{width:100%;border-radius:10px;margin-bottom:10px}
.float-panel p{font-size:12.5px;color:var(--muted)}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}

/* ============ REVEAL ANIM ============ */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}
.reveal.d2{transition-delay:.16s}
.reveal.d3{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 18px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);max-height:calc(100vh - 70px);overflow-y:auto}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 10px;border-radius:10px;border-bottom:1px solid var(--line);font-size:15px}
  .nav-toggle{display:flex}
  .nav-cta .btn{display:none}
  .about-grid,.net-grid,.match-grid{grid-template-columns:1fr;gap:34px}
  .card-grid,.review-grid,.token-grid,.article-grid,.contact-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::before{display:none}
  .industry-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .score-hero{grid-template-columns:1fr;text-align:left}
  .about-visual .fc2{right:0}
}
@media (max-width:680px){
  .sec{padding:56px 0}
  .hero{padding:64px 0 70px}
  .hero-metrics{grid-template-columns:1fr 1fr;margin-top:38px}
  .hero-actions .btn{width:100%}
  .card-grid,.review-grid,.token-grid,.article-grid,.contact-grid,.scene-grid,.industry-grid,.case-grid,.form-row{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .about-list{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .join-banner{grid-template-columns:1fr;padding:34px 26px;text-align:left}
  .join-banner .btn-white{width:100%}
  .form-card{padding:26px 20px}
  .nav-inner{height:64px}
  .nav-links{top:64px}
  .float-side{right:12px;bottom:18px}
  .float-btn{width:46px;height:46px;border-radius:13px;font-size:18px}
  .qr-box{padding:26px 18px}
  .qr-item img{width:150px;height:150px}
  .footer-bottom{flex-direction:column}
}