/* ============================================
   TokenReseller V2 - Main Stylesheet
   Multi-region, Agent System Ready
   ============================================ */

/* === CSS Variables / Theme === */
:root {
    /* Colors */
    --bg: #07080c;
    --bg-secondary: #0d0f15;
    --bg-card: #11131a;
    --bg-card-hover: #181b24;
    --bg-elevated: #1a1d26;
    --border: #1e2230;
    --border-light: #2a2e3d;
    --text: #e8e9ed;
    --text-secondary: #8b90a5;
    --text-muted: #5a6078;
    --accent: #6c5ce7;
    --accent-light: #a29bfe;
    --accent-dark: #5541d7;
    --accent-glow: rgba(108, 92, 231, 0.25);
    --success: #00cec9;
    --success-bg: rgba(0,206,201,.08);
    --danger: #ff6b6b;
    --danger-bg: rgba(255,107,107,.08);
    --warning: #fdcb6e;
    --warning-bg: rgba(253,203,110,.08);
    --info: #74b9ff;

    /* Gradients */
    --gradient-accent: linear-gradient(135deg, #6c5ce7, #a29bfe);
    --gradient-hero: linear-gradient(135deg, #6c5ce7 0%, #00cec9 50%, #fd79a8 100%);
    --gradient-cta: linear-gradient(135deg, #6c5ce7, #845ef7);

    /* Spacing */
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,.4);
    --shadow-lg: 0 8px 30px rgba(0,0,0,.5);
    --shadow-glow: 0 0 40px var(--accent-glow);

    /* Transitions */
    --transition: .2s ease;
}

/* === Reset & Base === */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

html {
    scroll-behavior: smooth; -webkit-text-size-adjust:100%;
}
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Noto Sans SC', 'Noto Sans JP', sans-serif;
    background: var(--bg); color: var(--text);
    line-height: 1.6; min-height: 100vh;
    overflow-x: hidden;
    padding-top: constant(safe-area-inset-top);
    padding-top: env(safe-area-inset-top);
}
a { color: inherit; text-decoration:none; }
button { cursor:pointer; border:none; background:none; font-family:inherit; }
input, select, textarea { font-family:inherit; font-size:14px; }
code { font-family: 'SF Mono', 'Fira Code', monospace; font-size:.88em; background:rgba(255,255,255,.06); padding:2px 6px; border-radius:4px; }
pre code { display:block; padding:16px; background:#0d1117; border-radius:var(--radius); white-space:pre-wrap; word-break:break-all; line-height:1.7; }

/* === Top Banner === */
.top-banner {
    background: linear-gradient(90deg, var(--accent), var(--success));
    padding:8px 20px; text-align:center; font-size:13px; font-weight:500; color:#fff;
}
.banner-inner { max-width:1200px; margin:0 auto; display:flex; align-items:center; justify-content:center; gap:16px; }
.banner-inner button { color:#fff; opacity:.7; font-size:18px; transition:opacity; }
.banner-inner button:hover { opacity:1; }

/* === Navbar === */
.navbar {
    position:fixed; top:0; left:0; right:0; z-index:1000;
    height:64px; background:rgba(7,8,12,.85); backdrop-filter:blur(20px) saturate(180%);
    border-bottom:1px solid var(--border);
    padding-top: constant(safe-area-inset-top);
    padding-top: env(safe-area-inset-top);
}
.nav-container {
    max-width:1240px; margin:0 auto; height:100%;
    display:flex; align-items:center; justify-content:space-between; padding:0 24px;
    gap:20px;
}
.nav-brand { display:flex; align-items:center; gap:8px; flex-shrink:0; }
.brand-text { font-size:20px; font-weight:800; letter-spacing:-.5px; }
.brand-accent { color:var(--accent-light); }

/* Region Switcher */
.region-switcher { display:flex; gap:2px; background:var(--bg-card); border-radius:20px; padding:2px; }
.region-btn {
    padding:4px 12px; border-radius:18px; font-size:12px; font-weight:600; color:var(--text-secondary); transition:all var(--transition);
}
.region-btn.active { background:var(--accent); color:#fff; box-shadow:0 2px 8px var(--accent-glow); }
.region-btn:hover:not(.active) { color:var(--text); }

/* Nav Links */
.nav-links { display:flex; gap:4px; }
.nav-link {
    padding:8px 14px; border-radius:var(--radius-sm); font-size:14px; font-weight:500;
    color:var(--text-secondary); transition:all var(--transition);
}
.nav-link:hover { color:var(--text); background:rgba(255,255,255,.04); }
.nav-link-highlight { background:linear-gradient(135deg,rgba(108,92,231,.15),rgba(0,206,201,.1)); color:var(--accent-light)!important; border:1px solid rgba(108,92,231,.2); }

/* Auth Buttons */
.auth-buttons { display:flex; gap:8px; }
.user-area { display:flex; align-items:center; gap:12px; }

.balance-pill {
    font-size:12px; font-weight:700; color:var(--success);
    background:var(--success-bg); padding:4px 12px; border-radius:20px;
    border:1px solid rgba(0,206,201,.15);
}

.avatar-menu { position:relative; }
.avatar-btn {
    display:flex; align-items:center; gap:6px; padding:5px 10px;
    border-radius:var(--radius-sm); border:1px solid var(--border); color:var(--text);
    font-size:13px; transition:all var(--transition);
}
.avatar-btn:hover { border-color:var(--accent); background:rgba(108,92,231,.08); }
.avatar-icon {
    width:28px; height:28px; border-radius:50%; background:var(--gradient-accent);
    display:flex; align-items:center; justify-content:center; font-size:13px; font-weight:700; color:#fff;
}

.dropdown {
    position:absolute; top:calc(100% + 8px); right:0; min-width:200px;
    background:var(--bg-elevated); border:1px solid var(--border-light);
    border-radius:var(--radius); box-shadow:var(--shadow-lg); opacity:0; visibility:hidden;
    transform:translateY(-8px); transition:all .2s; overflow:hidden; z-index:100;
}
.avatar-menu:hover .dropdown { opacity:1; visibility:visible; transform:translateY(0); }
.dropdown a { display:block; padding:10px 16px; font-size:13px; color:var(--text-secondary); transition:background .15s; }
.dropdown a:hover { background:rgba(255,255,255,.05); color:var(--text); }
.dropdown a.danger { color:var(--danger); }
.dropdown-header { padding:14px 16px; display:flex; align-items:center; justify-content:space-between; }
.badge { font-size:11px; padding:2px 8px; border-radius:10px; background:var(--accent); color:#fff; }
.dropdown-divider { height:1px; background:var(--border); margin:4px 0; }

/* Mobile Toggle */
.mobile-toggle { display:none; flex-direction:column; gap:5px; padding:6px; }
.mobile-toggle span { width:20px; height:2px; background:var(--text); border-radius:2px; transition:all .3s; }

/* Mobile Language Switcher (always visible on small screens) */
.mobile-lang-btn {
    display:none; padding:4px 10px; border-radius:14px; font-size:12px;
    font-weight:700; color:var(--text-secondary); background:var(--bg-card);
    border:1px solid var(--border); white-space:nowrap; cursor:pointer;
    transition:all .2s; flex-shrink:0;
}
.mobile-lang-btn:hover { border-color:var(--accent); color:var(--accent-light); }
.mobile-lang-panel {
    display:none; position:absolute; top:100%; right:0; margin-top:6px;
    background:var(--bg-elevated); border:1px solid var(--border-light);
    border-radius:var(--radius); box-shadow:var(--shadow-lg); z-index:1100;
    overflow:hidden; min-width:120px;
}
.mobile-lang-panel.open { display:block; animation:slideDown .15s ease; }
.mlang-opt {
    display:flex; align-items:center; gap:8px; width:100%; padding:10px 14px;
    font-size:13px; color:var(--text-secondary); background:none; border:none;
    cursor:pointer; transition:background .15s;
}
.mlang-opt:hover { background:rgba(108,92,231,.08); color:var(--text); }

/* Mobile Menu */
.mobile-menu {
    display:none; position:fixed; top:64px; left:0; right:0; bottom:0;
    background:var(--bg-secondary); z-index:999; padding:20px; overflow-y:auto;
    animation:slideDown .25s ease;
}
.mobile-menu.open { display:block; }
@keyframes slideDown { from{transform:translateY(-20px);opacity:0} to{transform:translateY(0);opacity:1} }
.mobile-menu a { display:block; padding:14px 0; font-size:16px; border-bottom:1px solid var(--border); }
.mobile-menu a.highlight { color:var(--accent-light); font-weight:600; }
.mobile-menu a.primary { color:var(--success); font-weight:600; }
.mobile-divider { height:1px; background:var(--border); margin:12px 0; }
.mobile-region { margin-bottom:16px; }
.mobile-region small { color:var(--text-muted); font-size:12px; }
.mobile-region > div:last-child { display:flex; gap:6px; margin-top:6px; }
.region-chip {
    padding:6px 12px; border-radius:16px; font-size:12px; background:var(--bg-card); border:1px solid var(--border);
    color:var(--text-secondary); transition:all .2s;
}
.region-chip.active { border-color:var(--accent); background:rgba(108,92,231,.1); color:var(--accent-light); }

/* === Main Content === */
.main-content { min-height:100vh; }
.page { display:none; }
.page.active { display:block; animation:fadeUp .35s ease; }
@keyframes fadeUp { from{opacity:0; transform:translateY(16px)} to{opacity:1; transform:translateY(0)} }

/* === Hero Section === */
.hero-section {
    position:relative; text-align:center; padding:100px 24px 80px; overflow:hidden;
}
.hero-bg { position:absolute; inset:0; pointer-events:none; }
.hero-grid {
    position:absolute; inset:0;
    background-image:
        linear-gradient(rgba(30,34,48,.3) 1px, transparent 1px),
        linear-gradient(90deg, rgba(30,34,48,.3) 1px, transparent 1px);
    background-size:60px 60px;
    -webkit-mask-image:radial-gradient(ellipse at center, black 30%, transparent 70%);
    mask-image:radial-gradient(ellipse at center, black 30%, transparent 70%);
}
.hero-glow { position:absolute; border-radius:50%; filter:blur(100px); opacity:.4; }
.hero-glow-1 { width:500px; height:500px; background:var(--accent); top:-150px; right:-100px; }
.hero-glow-2 { width:400px; height:400px; background:var(--success); bottom:-100px; left:-100px; }
.hero-content { position:relative; z-index:1; max-width:720px; margin:0 auto; }
.hero-badge {
    display:inline-flex; align-items:center; gap:6px;
    background:rgba(108,92,231,.12); border:1px solid rgba(108,92,231,.25);
    padding:6px 16px; border-radius:20px; font-size:13px; color:var(--accent-light); margin-bottom:28px;
}
.badge-dot { width:6px; height:6px; border-radius:50%; background:var(--success); animation:pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }
.hero-title { font-size:clamp(32px,6vw,56px); font-weight:800; line-height:1.1; letter-spacing:-1.5px; margin-bottom:20px; }
.gradient-text { background:var(--gradient-hero); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.hero-desc { font-size:18px; color:var(--text-secondary); max-width:520px; margin:0 auto 36px; line-height:1.7; }
.hero-actions { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; margin-bottom:48px; }
.hero-trust { display:flex; gap:24px; justify-content:center; flex-wrap:wrap; font-size:13px; color:var(--text-muted); }
.trust-item { display:flex; align-items:center; gap:5px; }
.check { color:var(--success); }

/* === Section Common === */
.section { padding:72px 24px; max-width:1100px; margin:0 auto; }
.section-label {
    display:inline-block; font-size:12px; font-weight:700; text-transform:uppercase; letter-spacing:2px;
    color:var(--accent-light); margin-bottom:20px;
}
.section-title { font-size:clamp(24px,3vw,34px); font-weight:800; text-align:center; margin-bottom:48px; letter-spacing:-.5px; }

/* === Models Grid === */
.models-section { padding-top:40px; }
.models-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:16px; }
.model-card {
    background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius-lg);
    padding:28px; transition:all .25s;
}
.model-card:hover { border-color:var(--accent-light); transform:translateY(-4px); box-shadow:var(--shadow-md); }
.model-logo { font-size:32px; margin-bottom:12px; }
.model-name { font-size:17px; font-weight:700; margin-bottom:6px; }
.model-list { font-size:13px; color:var(--text-secondary); line-height:1.7; }

/* === Features Grid === */
.features-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:16px; }
.feature-card {
    background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius-lg);
    padding:28px; transition:all .25s;
}
.feature-card:hover { border-color:var(--border-light); transform:translateY(-2px); }
.feature-icon-wrap {
    width:44px; height:44px; border-radius:12px; display:flex; align-items:center; justify-content:center;
    font-size:20px; margin-bottom:16px;
}
.feature-icon-wrap.blue { background:rgba(116,185,255,.12); }
.feature-icon-wrap.green { background:rgba(0,206,201,.12); }
.feature-icon-wrap.purple { background:rgba(108,92,231,.12); }
.feature-icon-wrap.orange { background:rgba(253,203,110,.12); }
.feature-icon-wrap.pink { background:rgba(253,121,168,.12); }
.feature-icon-wrap.teal { background:rgba(85,229,177,.12); }
.feature-card h3 { font-size:16px; font-weight:700; margin-bottom:8px; }
.feature-card p { font-size:14px; color:var(--text-secondary); line-height:1.65; }

/* === CTA Section === */
.cta-section { padding:80px 24px; }
.cta-card {
    position:relative; max-width:800px; margin:0 auto;
    background:var(--gradient-cta); border-radius:24px; padding:60px 40px; text-align:center;
    overflow:hidden;
}
.cta-glow { position:absolute; top:-50%; left:-50%; width:200%; height:200%; background:radial-gradient(circle,rgba(255,255,255,.08) 0%, transparent 60%); }
.cta-card h2 { font-size:clamp(22px,3vw,32px); font-weight:800; color:#fff; margin-bottom:12px; position:relative; }
.cta-card p { font-size:16px; color:rgba(255,255,255,.8); margin-bottom:28px; position:relative; }
.cta-stats { display:flex; justify-content:center; gap:40px; margin-bottom:32px; flex-wrap:wrap; }
.cta-stats div strong { display:block; font-size:26px; color:#fff; }
.cta-stats div span { font-size:13px; color:rgba(255,255,255,.7); }

/* === Footer === */
.footer { background:var(--bg-secondary); border-top:1px solid var(--border); padding:60px 24px 30px; margin-top:40px; }
.footer-grid { max-width:1100px; margin:0 auto; display:grid; grid-template-columns:2fr repeat(3,1fr); gap:40px; }
.footer-brand p { color:var(--text-muted); font-size:14px; margin-top:12px; line-height:1.6; max-width:280px; }
.footer-links-col h4 { font-size:14px; font-weight:700; margin-bottom:16px; }
.footer-links-col a { display:block; font-size:13px; color:var(--text-muted); padding:4px 0; transition:color .15s; }
.footer-links-col a:hover { color:var(--text); }
.footer-bottom { max-width:1100px; margin:40px auto 0; padding-top:24px; border-top:1px solid var(--border); display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:13px; color:var(--text-muted); }
.footer-payments { display:flex; gap:12px; align-items:center; }

/* === Page Hero (subpages) === */
.page-hero { text-align:center; padding:100px 24px 40px; background:linear-gradient(180deg,var(--bg-secondary),var(--bg)); }
.page-hero h1 { font-size:clamp(28px,4vw,42px); font-weight:800; letter-spacing:-.5px; }
.page-hero p { font-size:17px; color:var(--text-secondary); margin-top:8px; }
.agent-hero { background:linear-gradient(135deg,rgba(108,92,231,.08),rgba(0,206,201,.04)), var(--bg); }

/* === Pricing Page === */
.currency-switcher { display:flex; gap:6px; justify-content:center; margin:24px 0 40px; }
.curr-btn {
    padding:8px 20px; border-radius:20px; font-size:14px; font-weight:600;
    background:var(--bg-card); border:1px solid var(--border); color:var(--text-secondary);
    transition:all .2s;
}
.curr-btn.active { background:var(--accent); color:#fff; border-color:var(--accent); }
.pricing-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:20px; max-width:1000px; margin:0 auto; }
.price-card {
    background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius-lg); padding:32px;
    text-align:center; transition:all .25s; position:relative;
}
.price-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-lg); border-color:var(--accent); }
.price-card.popular { border-color:var(--accent); }
.price-popular-badge {
    position:absolute; top:-12px; left:50%; transform:translateX(-50%);
    background:var(--gradient-accent); color:#fff; font-size:11px; font-weight:700;
    padding:4px 16px; border-radius:12px;
}
.price-model { font-size:14px; color:var(--text-secondary); margin-bottom:8px; }
.price-value { font-size:42px; font-weight:800; margin:8px 0; }
.price-unit { font-size:16px; color:var(--text-muted); font-weight:400; }
.price-note { font-size:13px; color:var(--text-muted); margin-bottom:24px; }
.price-features { list-style:none; text-align:left; margin-bottom:28px; }
.price-features li { padding:6px 0; font-size:14px; color:var(--text-secondary); display:flex; align-items:center; gap:8px; }
.price-features li::before { content:"✓"; color:var(--success); font-weight:bold; }
.pricing-note { text-align:center; color:var(--text-muted); font-size:13px; margin-top:40px; line-height:1.8; }

/* === Agent Program Page === */
.benefits-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:20px; }
.benefit-card {
    background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius-lg);
    padding:32px; transition:all .25s; position:relative;
}
.benefit-card.featured { border-color:var(--accent); }
.benefit-badge {
    position:absolute; top:-12px; left:24px; background:var(--accent); color:#fff;
    font-size:11px; font-weight:700; padding:4px 14px; border-radius:12px;
}
.benefit-icon { font-size:36px; margin-bottom:16px; }
.benefit-card h3 { font-size:18px; font-weight:700; margin-bottom:10px; }
.benefit-card p { font-size:14px; color:var(--text-secondary); margin-bottom:16px; }
.benefit-card ul { list-style:none; }
.benefit-card ul li { padding:5px 0; font-size:13px; color:var(--text-secondary); }
.benefit-card ul li::before { content:"→"; color:var(--accent); margin-right:8px; }

.tiers-table-wrap { overflow-x:auto; }
.tiers-table {
    width:100%; border-collapse:collapse; background:var(--bg-card); border-radius:var(--radius); overflow:hidden;
    border:1px solid var(--border);
}
.tiers-table th { padding:14px 18px; text-align:left; font-size:13px; font-weight:700; color:var(--text-secondary); text-transform:uppercase; background:rgba(255,255,255,.02); border-bottom:1px solid var(--border); }
.tiers-table td { padding:16px 18px; font-size:14px; border-bottom:1px solid var(--border); vertical-align:top; }
.tiers-table tr.highlight-row td { background:rgba(108,92,231,.06); }
.tiers-table small { color:var(--text-muted); font-size:12px; }

.process-steps { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:24px; margin:40px 0; }
.process-step { text-align:center; }
.step-num {
    width:48px; height:48px; border-radius:50%; background:var(--gradient-accent);
    display:flex; align-items:center; justify-content:center; font-size:20px; font-weight:800; color:#fff;
    margin:0 auto 16px;
}
.process-step h3 { font-size:16px; font-weight:700; margin-bottom:8px; }
.process-step p { font-size:14px; color:var(--text-secondary); }
.apply-cta { text-align:center; margin-top:40px; }

.faq-list { max-width:700px; margin:0 auto; display:flex; flex-direction:column; gap:12px; }
.faq-item { background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }
.faq-q {
    padding:16px 20px; font-weight:600; cursor:pointer; display:flex; justify-content:space-between;
    align-items:center; font-size:15px; transition:background .15s;
}
.faq-q:hover { background:var(--bg-card-hover); }
.faq-a { padding:0 20px 16px; font-size:14px; color:var(--text-secondary); line-height:1.7; display:none; }
.faq-item.open .faq-a { display:block; }

/* === Auth Pages (Login/Register/Apply) === */
.auth-page { display:flex; justify-content:center; padding:40px 20px 80px; min-height:calc(100vh - 64px); }
.auth-card {
    width:100%; max-width:420px; background:var(--bg-card); border:1px solid var(--border);
    border-radius:var(--radius-lg); padding:36px 32px;
}
.auth-card.wide { max-width:540px; }
.auth-header { margin-bottom:28px; }
.auth-header h2 { font-size:24px; font-weight:700; margin-bottom:4px; }
.auth-header p { color:var(--text-secondary); font-size:14px; }
.auth-alt { text-align:center; margin-top:20px; font-size:14px; color:var(--text-muted); }
.auth-alt a { color:var(--accent-light); font-weight:600; }

/* Form Elements */
.form-group { margin-bottom:18px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.form-group label { display:block; font-size:12px; font-weight:600; color:var(--text-secondary); margin-bottom:6px; text-transform:uppercase; letter-spacing:.5px; }
.form-group input,
.form-group select,
.form-group textarea {
    width:100%; padding:11px 14px; border:1px solid var(--border); border-radius:var(--radius-sm);
    background:rgba(255,255,255,.03); color:var(--text); outline:none; transition:border-color .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-glow); }
.form-group textarea { resize:vertical; min-height:80px; }
.form-error { color:var(--danger); font-size:13px; margin-bottom:14px; padding:10px 14px; background:var(--danger-bg); border-radius:var(--radius-sm); border:1px solid rgba(255,107,107,.15); }
.form-success { color:var(--success); font-size:13px; margin-bottom:14px; padding:10px 14px; background:var(--success-bg); border-radius:var(--radius-sm); border:1px solid rgba(0,206,201,.15); }
.form-agree { font-size:13px; color:var(--text-secondary); margin-bottom:18px; }
.form-agree label { display:flex; align-items:flex-start; gap:8px; cursor:pointer; text-transform:none; font-weight:normal; }
.form-agree input[type=checkbox] { margin-top:3px; accent-color:var(--accent); }

/* Amount Options (Top-up) */
.amount-options { display:flex; flex-wrap:wrap; gap:8px; margin-bottom:20px; }
.amount-btn {
    padding:12px 20px; border-radius:var(--radius); font-size:15px; font-weight:600;
    background:var(--bg); border:1px solid var(--border); color:var(--text); transition:all .2s; flex:1; min-width:80px;
    text-align:center;
}
.amount-btn.selected { border-color:var(--accent); background:rgba(108,92,231,.1); color:var(--accent-light); }
.amount-btn.popular { border-color:var(--warning); position:relative; }
.custom-amount-input { margin-bottom:20px; }
.custom-amount-input input { width:100%; padding:12px; }

/* === Buttons === */
.btn {
    display:inline-flex; align-items:center; justify-content:center;
    padding:10px 24px; border-radius:var(--radius-sm); font-size:14px; font-weight:600;
    transition:all .2s; gap:6px; white-space:nowrap;
}
.btn-primary { background:var(--gradient-accent); color:#fff; box-shadow:0 4px 15px var(--accent-glow); }
.btn-primary:hover { transform:translateY(-1px); box-shadow:0 6px 24px var(--accent-glow); filter:brightness(1.1); }
.btn-outline { border:1px solid var(--border); color:var(--text); }
.btn-outline:hover { border-color:var(--accent); color:var(--accent-light); }
.btn-ghost { color:var(--text-secondary); }
.btn-ghost:hover { color:var(--text); background:rgba(255,255,255,.04); }
.btn-white { background:#fff; color:var(--accent); font-weight:700; }
.btn-white:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(255,255,255,.2); }
.btn-danger { background:var(--danger); color:#fff; }
.btn-block { width:100%; }
.btn-sm { padding:7px 16px; font-size:13px; }
.btn-lg { padding:14px 32px; font-size:16px; }
.btn-xl { padding:16px 36px; font-size:17px; border-radius:var(--radius); }
.btn:disabled { opacity:.5; cursor:not-allowed; transform:none!important; box-shadow:none!important; }

/* === Dashboard Layout === */
.dash-layout { display:flex; max-width:1280px; margin:0 auto; min-height:calc(100vh - 64px); }
.sidebar {
    width:240px; flex-shrink:0; background:var(--bg-secondary);
    border-right:1px solid var(--border); padding:24px 0; position:sticky; top:64px; height:calc(100vh - 64px); overflow-y:auto;
}
.sidebar-user { display:flex; align-items:center; gap:12px; padding:0 20px 20px; border-bottom:1px solid var(--border); margin-bottom:12px; }
.sidebar-avatar { width:36px; height:36px; border-radius:50%; background:var(--gradient-accent); display:flex; align-items:center; justify-content:center; font-size:14px; font-weight:700; color:#fff; }
.sidebar-user strong { display:block; font-size:14px; }
.sidebar-user small { font-size:12px; color:var(--text-muted); }
.sidebar-nav { display:flex; flex-direction:column; gap:2px; padding:0 8px; }
.sidebar-nav a { padding:10px 12px; border-radius:var(--radius-sm); font-size:14px; color:var(--text-secondary); transition:all .15s; }
.sidebar-nav a:hover { background:rgba(255,255,255,.04); color:var(--text); }
.sidenav-active { background:rgba(108,92,231,.1)!important; color:var(--accent-light)!important; font-weight:600; }

.agent-sidebar .agent-sidebar-header { padding:0 20px 16px; }
.agent-tier-badge {
    display:inline-block; background:linear-gradient(135deg,#ffd700,#ffaa00); color:#000;
    font-size:11px; font-weight:800; padding:4px 12px; border-radius:12px; text-transform:uppercase; letter-spacing:1px;
}

.dash-main { flex:1; padding:32px; min-width:0; }
.dash-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:28px; flex-wrap:wrap; gap:12px; }
.dash-header h1 { font-size:24px; font-weight:700; }

.stats-row { display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:14px; margin-bottom:28px; }
.stat-box {
    background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius); padding:20px;
    transition:border-color .2s;
}
.stat-box:hover { border-color:var(--border-light); }
.stat-box-purple { border-left:3px solid var(--accent); }
.stat-box-green { border-left:3px solid var(--success); }
.stat-box-blue { border-left:3px solid var(--info); }
.stat-box-orange { border-left:3px solid var(--warning); }
.stat-label { font-size:12px; color:var(--text-muted); text-transform:uppercase; font-weight:600; letter-spacing:.5px; margin-bottom:6px; }
.stat-value { font-size:24px; font-weight:800; }
.stat-green { color:var(--success); font-size:16px!important; }

.card { background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius-lg); padding:24px; margin-bottom:20px; }
.card h3 { font-size:16px; font-weight:700; margin-bottom:16px; }

.dash-grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.code-block { background:#0d1117; border:1px solid var(--border); border-radius:var(--radius-sm); overflow-x:auto; font-size:12px; line-height:1.75; }

.activity-list { display:flex; flex-direction:column; gap:8px; }
.empty-state-sm { text-align:center; padding:32px; color:var(--text-muted); font-size:14px; }

.info-grid, .info-row { display:flex; flex-direction:column; gap:8px; }
.info-row label { font-size:12px; color:var(--text-muted); text-transform:uppercase; font-weight:600; }
.info-row span { font-size:15px; }

/* API Keys List */
.keys-list { display:flex; flex-direction:column; gap:12px; }
.key-entry {
    background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius);
    padding:18px; display:grid; grid-template-columns:1fr auto auto auto; align-items:center; gap:16px;
    transition:all .2s;
}
.key-entry:hover { border-color:var(--accent); background:var(--bg-card-hover); }
.key-name { font-weight:600; font-size:15px; }
.key-preview { font-family:monospace; font-size:13px; color:var(--text-muted); margin-top:3px; }
.key-meta { font-size:12px; color:var(--text-muted); margin-top:6px; }
.status-tag { padding:4px 12px; border-radius:14px; font-size:12px; font-weight:600; }
.tag-active { background:var(--success-bg); color:var(--success); }
.tag-inactive { background:rgba(139,139,160,.1); color:var(--text-muted); }

/* Data Table */
.data-table { width:100%; border-collapse:collapse; }
.data-table th { padding:12px 16px; text-align:left; font-size:12px; font-weight:700; color:var(--text-muted); text-transform:uppercase; border-bottom:1px solid var(--border); background:rgba(255,255,255,.02); }
.data-table td { padding:12px 16px; font-size:14px; border-bottom:1px solid var(--border); }
.data-table tr:last-child td { border-bottom:none; }
.empty-row { text-align:center; color:var(--text-muted); padding:24px; }

/* Referral Box */
.referral-box { display:flex; align-items:center; gap:8px; background:var(--bg); padding:12px; border-radius:var(--radius-sm); border:1px solid var(--border); }
.referral-box code { flex:1; font-size:13px; word-break:break-all; }

/* Deposit Bar */
.deposit-bar { height:8px; background:var(--bg); border-radius:4px; overflow:hidden; margin-bottom:8px; }
.deposit-fill { height:100%; background:var(--gradient-accent); border-radius:4px; transition:width .5s; }
.deposit-detail { display:flex; justify-content:space-between; font-size:13px; color:var(--text-secondary); }

/* Promo Tools Grid */
.tools-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:16px; }
.tool-card { background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius); padding:20px; }
.tool-card h3 { font-size:15px; margin-bottom:6px; }
.tool-card p { font-size:13px; color:var(--text-secondary); margin-bottom:12px; }
.qr-placeholder { width:140px; height:140px; background:var(--bg); border:1px dashed var(--border-light); border-radius:var(--radius-sm); display:flex; align-items:center; justify-content:center; font-size:12px; color:var(--text-muted); margin-top:8px; }

/* Modal */
.modal-overlay {
    position:fixed; inset:0; z-index:2000; background:rgba(0,0,0,.7); backdrop-filter:blur(4px);
    display:flex; align-items:center; justify-content:center; padding:20px;
    animation:fadeIn .2s;
}
.modal { background:var(--bg-elevated); border:1px solid var(--border-light); border-radius:var(--radius-lg); width:100%; max-width:420px; padding:28px; animation:slideUp .25s; }
.modal-head { display:flex; justify-content:space-between; align-items:center; margin-bottom:20px; }
.modal-head h3 { font-size:18px; font-weight:700; }
.modal-close { font-size:24px; color:var(--text-muted); transition:color; line-height:1; }
.modal-close:hover { color:var(--danger); }

.key-result-box { margin-top:16px; padding:16px; background:var(--success-bg); border:1px solid rgba(0,206,201,.2); border-radius:var(--radius-sm); }
.key-result-box code { display:block; margin:8px 0; padding:10px; background:rgba(0,0,0,.3); border-radius:4px; font-size:13px; color:var(--success); word-break:break-all; }

/* Toast */
.toast {
    position:fixed; bottom:24px; left:50%; transform:translateX(-50%); z-index:9999;
    padding:12px 28px; border-radius:30px; font-size:14px; font-weight:500;
    animation:toastIn .3s ease; white-space:nowrap;
}
.toast-success { background:var(--success); color:#000; }
.toast-error { background:var(--danger); color:#fff; }
.toast-info { background:var(--accent); color:#fff; }
@keyframes toastIn { from{opacity:0; transform:translateX(-50%) translateY(20px);} to{opacity:1; transform:translateX(-50%) translateY(0);} }

/* Legal Pages */
.legal-page { max-width:800px; margin:0 auto; }
.legal-body { padding:32px 28px; font-size:14px; line-height:1.9; color:var(--text-secondary); }
.legal-body h2 { color:var(--text); font-size:20px; margin:24px 0 12px; }
.legal-body p { margin-bottom:12px; }
.legal-body ul { padding-left:20px; margin-bottom:12px; }
.legal-body li { margin-bottom:4px; }

/* Docs Page */
.docs-page { max-width:900px; margin:0 auto; }
.docs-content { padding:32px 28px; }
.doc-step { margin-bottom:24px; padding:16px; background:var(--bg); border-radius:var(--radius-sm); border-left:3px solid var(--accent); }

/* Responsive - Tablet */
@media(max-width:900px) {
    .nav-links { display:none; }
    .region-switcher.desktop-only { display:none; }
    .mobile-lang-btn { display:flex; }  /* 移动端始终显示语言切换 */
    .mobile-toggle { display:flex; }
    .dash-layout { flex-direction:column; }
    .sidebar { width:100%; position:static; height:auto; border-right:none; border-bottom:1px solid var(--border); padding:12px 0; }
    .sidebar-nav { flex-direction:row; overflow-x:auto; -webkit-overflow-scrolling:touch; padding:0 12px; }
    .sidebar-nav a { white-space:nowrap; padding:8px 12px; font-size:13px; }
    .sidebar-user, .agent-sidebar-header { display:none; }
    .footer-grid { grid-template-columns:1fr 1fr; gap:32px; }
    .dash-grid-2 { grid-template-columns:1fr; }
    .key-entry { grid-template-columns:1fr; gap:8px; justify-content:flex-start; }
    .form-row { grid-template-columns:1fr; }
    .process-steps { grid-template-columns:1fr 1fr; }
    .tiers-table-wrap table { min-width:600px; }
    .navbar { height:56px; }
    .hero-section { padding:80px 16px 56px; }
    .hero-title { letter-spacing:-0.5px; }
    .hero-desc { font-size:16px; margin-bottom:28px; max-width:100%; }
    .hero-trust { flex-direction:column; gap:10px; align-items:center; }
    .models-grid { grid-template-columns:1fr 1fr; gap:12px; }
    .features-grid { grid-template-columns:1fr 1fr; gap:12px; }
    .section { padding:52px 16px; }
    .cta-card { padding:40px 24px; border-radius:18px; }
    .price-value { font-size:34px; }
}

/* Responsive - Mobile */
@media(max-width:600px) {
    html { -webkit-text-size-adjust:100%; }
    body { font-size:15px; }

    /* Nav */
    .nav-container { padding:0 14px; gap:8px; }
    .brand-text { font-size:17px; }
    .balance-pill { font-size:11px; padding:3px 8px; }
    .avatar-btn span:last-child { display:none; }

    /* Hero */
    .navbar { height:54px; }
    .hero-section { padding:70px 14px 44px; }
    .hero-badge { font-size:12px; padding:5px 12px; margin-bottom:18px; }
    .hero-desc { font-size:15px; margin-bottom:26px; }
    .hero-actions { flex-direction:column; width:100%; align-items:center; gap:10px; }
    .btn-xl { width:100%; justify-content:center; border-radius:var(--radius); }
    .hero-trust { flex-direction:column; gap:8px; align-items:center; text-align:center; font-size:12px; }

    /* Sections */
    .section { padding:40px 14px; }
    .section-title { font-size:22px; margin-bottom:28px; }
    .section-label { font-size:11px; }

    /* Models & Features */
    .models-grid, .features-grid, .benefits-grid, .pricing-grid, .tools-grid { grid-template-columns:1fr; gap:12px; }
    .model-card, .feature-card, .benefit-card, .price-card { padding:20px 18px; border-radius:var(--radius); }
    .model-logo { font-size:28px; }
    .feature-icon-wrap { width:38px; height:38px; font-size:18px; margin-bottom:12px; }

    /* CTA */
    .cta-section { padding:48px 14px; }
    .cta-card { padding:32px 18px; border-radius:16px; }
    .cta-card h2 { font-size:20px; }
    .cta-card p { font-size:14px; margin-bottom:22px; }
    .cta-stats { gap:18px; flex-wrap:wrap; }
    .cta-stats div strong { font-size:22px; }
    .btn-lg { width:100%; }

    /* Footer */
    .footer { padding:36px 14px 20px; }
    .footer-grid { grid-template-columns:1fr; gap:24px; }
    .footer-brand p { max-width:100%; }
    .footer-bottom { flex-direction:column; gap:8px; text-align:center; }
    .footer-payments { justify-content:center; flex-wrap:wrap; }

    /* Pricing */
    .page-hero { padding:80px 14px 30px; }
    .page-hero h1 { font-size:26px; }
    .currency-switcher { gap:6px; flex-wrap:wrap; margin:16px 0 24px; }
    .curr-btn { padding:7px 13px; font-size:13px; }
    .pricing-grid { max-width:400px; margin:0 auto; }
    .price-value { font-size:30px; }
    .price-unit { font-size:14px; }

    /* Agent */
    .tiers-table-wrap { margin:0 -14px; padding:0 14px; overflow-x:auto; -webkit-overflow-scrolling:touch; }
    .tiers-table th, .tiers-table td { padding:9px 10px; font-size:12px; }
    .process-steps { grid-template-columns:1fr; gap:16px; }
    .step-num { width:42px; height:42px; font-size:17px; }

    /* FAQ */
    .faq-q { padding:13px 14px; font-size:14px; }
    .faq-a { padding:0 14px 13px; font-size:13px; }

    /* Forms */
    .auth-page { padding:28px 14px 56px; }
    .auth-card { padding:24px 18px; }
    .auth-card.wide { max-width:100%; }
    .auth-header h2 { font-size:21px; }
    .form-group input, .form-group select, .form-group textarea { padding:10px 12px; font-size:16px; }
    .form-group label { font-size:11px; }
    .amount-options { gap:6px; }
    .amount-btn { padding:10px 12px; font-size:14px; min-width:68px; }

    /* Dashboard */
    .dash-main { padding:18px 14px; }
    .dash-header h1 { font-size:20px; }
    .stats-row { grid-template-columns:1fr 1fr; gap:10px; }
    .stat-box { padding:14px; }
    .stat-value { font-size:20px; }
    .stat-label { font-size:11px; }
    .card { padding:18px; border-radius:var(--radius); }
    .code-block { font-size:11px; word-break:break-all; }

    /* Keys */
    .key-entry { padding:13px; }
    .key-name { font-size:14px; }
    .key-entry .btn-sm { padding:6px 10px; font-size:12px; }

    /* Tables */
    .data-table th, .data-table td { padding:9px 10px; font-size:12px; }

    /* Referral */
    .referral-box { flex-direction:column; gap:6px; align-items:stretch; }
    .referral-box code { font-size:12px; word-break:break-all; }

    /* Modal */
    .modal-overlay { padding:14px; }
    .modal { padding:20px 18px; max-width:100%; }
    .modal-head h3 { font-size:17px; }

    /* Toast */
    .toast { left:14px; right:14px; bottom:14px; transform:none; white-space:normal; font-size:13px; padding:10px 18px; border-radius:20px; text-align:center; }
    @keyframes toastIn { from{opacity:0; transform:translateY(20px);} to{opacity:1; transform:translateY(0);} }

    /* Legal & Docs */
    .legal-body { padding:22px 16px; font-size:14px; }
    .docs-content { padding:22px 16px; }
    .doc-step { padding:12px; }

    /* Mobile region chips */
    .mobile-region > div:last-child { flex-wrap:wrap; }
    .region-chip { padding:5px 10px; font-size:11px; }

    /* Touch targets */
    .btn-sm { min-height:38px; }
}

/* ==================== Pricing Grid ==================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    padding: 0 max(20px, 5%);
    max-width: 1400px;
    margin: 0 auto;
}
.price-card {
    background: var(--card-bg, #161b22);
    border: 1px solid var(--border, #30363d);
    border-radius: 12px;
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    text-align: left;
    position: relative;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.price-card:hover {
    border-color: var(--accent, #6c5ce7);
    box-shadow: 0 4px 20px rgba(108,92,231,0.15);
}
.price-card.popular {
    border-color: var(--accent, #6c5ce7);
    background: linear-gradient(135deg, #161b22 0%, #1e1b2e 100%);
}
.price-popular-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent, #6c5ce7);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 12px;
    border-radius: 12px;
    white-space: nowrap;
}
.price-model {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary, #c9d1d9);
    margin-bottom: 8px;
    margin-top: 4px;
}
.price-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text, #f0f0f0);
    margin-bottom: 4px;
}
.price-value .price-unit {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-secondary, #8b949e);
}
.price-note {
    font-size: 0.8rem;
    color: var(--text-secondary, #8b949e);
    margin-bottom: 12px;
    flex: 1;
}
.price-features {
    list-style: none;
    padding: 0;
    margin: 0 0 16px;
    flex: 1;
}
.price-features li {
    font-size: 0.78rem;
    color: var(--text-secondary, #8b949e);
    padding: 3px 0;
    padding-left: 16px;
    position: relative;
}
.price-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #3fb950;
    font-size: 0.7rem;
}

/* ==================== Models Grid (Homepage) ==================== */
.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    padding: 0 max(20px, 5%);
    max-width: 1200px;
    margin: 0 auto;
}
.model-card {
    background: var(--card-bg, #161b22);
    border: 1px solid var(--border, #30363d);
    border-radius: 10px;
    padding: 16px;
    text-align: left;
    transition: border-color 0.2s;
}
.model-card:hover {
    border-color: var(--accent, #6c5ce7);
}
.model-logo {
    font-size: 1.5rem;
    margin-bottom: 8px;
}
.model-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text, #f0f0f0);
    margin-bottom: 4px;
}
.model-list {
    font-size: 0.75rem;
    color: var(--text-secondary, #8b949e);
    line-height: 1.4;
}

/* ==================== Model Card Badges ==================== */
.model-hot {
    border-color: #e33 !important;
    background: linear-gradient(135deg, #161b22 0%, #1e1520 100%) !important;
}
.model-badge {
    display: inline-block;
    font-size: 0.6rem;
    font-weight: 700;
    background: #e33;
    color: #fff;
    padding: 1px 6px;
    border-radius: 8px;
    margin-left: 4px;
    vertical-align: middle;
}