/* Token 聚合平台 - 全局样式 */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --accent: #06b6d4;
    --bg: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --bg-card: #ffffff;
    --text: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-dark); }

/* ---- Header ---- */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
}
.header-inner {
    max-width: 1200px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 24px; height: 64px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 12px; color: var(--text); }
.logo-icon { width: 32px; height: 32px; background: linear-gradient(135deg, var(--primary), var(--accent)); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 14px; font-weight: 800; }
.logo-sub { font-size: 11px; color: var(--text-muted); font-weight: 400; }
.nav-links { display: flex; gap: 32px; }
.nav-links a { color: var(--text-secondary); font-size: 14px; font-weight: 500; transition: color .2s; }
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.header-actions { display: flex; gap: 12px; align-items: center; }

/* ---- Buttons ---- */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 20px; border-radius: 6px; font-size: 14px; font-weight: 500;
    border: none; cursor: pointer; transition: all .2s; text-decoration: none;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-outline { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { color: var(--primary); background: var(--bg-secondary); }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-lg { padding: 12px 28px; font-size: 16px; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #059669; color: #fff; }

/* ---- Hero ---- */
.hero {
    background: var(--bg-secondary);
    background-image: radial-gradient(circle at 1px 1px, #e2e8f0 1px, transparent 0);
    background-size: 24px 24px;
    padding: 80px 24px 60px;
    text-align: center;
}
.hero-inner { max-width: 800px; margin: 0 auto; }
.hero-badge { display: inline-block; background: #eff6ff; color: var(--primary); font-size: 12px; font-weight: 600; padding: 4px 14px; border-radius: 20px; margin-bottom: 20px; letter-spacing: 1px; }
.hero h1 { font-size: 40px; font-weight: 800; line-height: 1.3; margin-bottom: 16px; }
.hero h1 .highlight { color: var(--primary); }
.hero p { font-size: 16px; color: var(--text-secondary); max-width: 600px; margin: 0 auto 24px; }
.hero-code {
    display: inline-flex; align-items: center; gap: 12px;
    background: #fff; border: 1px solid var(--border); border-radius: 8px;
    padding: 10px 16px; font-family: "SF Mono", "Fira Code", monospace; font-size: 14px;
    color: var(--text); margin-bottom: 28px; box-shadow: var(--shadow);
}
.hero-code code { color: var(--primary); }
.hero-code .copy-btn { background: none; border: none; cursor: pointer; color: var(--text-muted); font-size: 16px; padding: 2px 6px; border-radius: 4px; }
.hero-code .copy-btn:hover { background: var(--bg-secondary); color: var(--primary); }
.hero-actions { display: flex; gap: 12px; justify-content: center; margin-bottom: 40px; }

/* ---- Stats ---- */
.stats-row { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.stat-item { text-align: center; }
.stat-value { font-size: 28px; font-weight: 800; color: var(--text); }
.stat-label { font-size: 13px; color: var(--text-muted); }

/* ---- Provider Tags ---- */
.provider-tags { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-top: 24px; }
.provider-tag {
    padding: 4px 14px; border-radius: 20px; font-size: 12px;
    background: #fff; border: 1px solid var(--border); color: var(--text-secondary);
}

/* ---- Section ---- */
.section { padding: 72px 24px; }
.section-alt { background: var(--bg-secondary); }
.section-header { text-align: center; margin-bottom: 48px; }
.section-label { font-size: 12px; font-weight: 600; color: var(--primary); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; }
.section-title { font-size: 32px; font-weight: 800; margin-bottom: 12px; }
.section-desc { font-size: 15px; color: var(--text-secondary); max-width: 600px; margin: 0 auto; }
.container { max-width: 1200px; margin: 0 auto; }

/* ---- Feature Grid ---- */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
    background: var(--bg-card); border: 1px solid var(--border-light);
    border-radius: var(--radius-lg); padding: 28px; transition: all .3s;
}
.feature-card:hover { box-shadow: var(--shadow-md); border-color: var(--border); transform: translateY(-2px); }
.feature-icon { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 20px; margin-bottom: 16px; }
.feature-icon.blue { background: #eff6ff; color: var(--primary); }
.feature-icon.cyan { background: #ecfeff; color: var(--accent); }
.feature-icon.green { background: #ecfdf5; color: var(--success); }
.feature-icon.amber { background: #fffbeb; color: var(--warning); }
.feature-icon.purple { background: #faf5ff; color: #8b5cf6; }
.feature-icon.rose { background: #fff1f2; color: #f43f5e; }
.feature-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* ---- Model Cards ---- */
.model-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 20px; }
.model-card {
    background: var(--bg-card); border: 1px solid var(--border-light);
    border-radius: var(--radius-lg); padding: 24px; transition: all .3s;
}
.model-card:hover { box-shadow: var(--shadow-md); border-color: var(--border); }
.model-header { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 12px; }
.model-avatar {
    width: 42px; height: 42px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 800; color: #fff; flex-shrink: 0;
}
.model-avatar.ds { background: linear-gradient(135deg, #1e40af, #3b82f6); }
.model-avatar.qw { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.model-avatar.gl { background: linear-gradient(135deg, #059669, #34d399); }
.model-avatar.ki { background: linear-gradient(135deg, #0891b2, #22d3ee); }
.model-avatar.wen { background: linear-gradient(135deg, #dc2626, #f87171); }
.model-avatar.dou { background: linear-gradient(135deg, #2563eb, #60a5fa); }
.model-avatar.hun { background: linear-gradient(135deg, #0d9488, #5eead4); }
.model-avatar.mi { background: linear-gradient(135deg, #7c3aed, #c084fc); }
.model-avatar.xun { background: linear-gradient(135deg, #ea580c, #fb923c); }
.model-avatar.default { background: linear-gradient(135deg, #64748b, #94a3b8); }
.model-info { flex: 1; }
.model-name { font-size: 16px; font-weight: 700; margin-bottom: 2px; }
.model-provider { font-size: 13px; color: var(--text-muted); }
.model-context { font-size: 11px; background: var(--bg-secondary); color: var(--text-secondary); padding: 2px 8px; border-radius: 4px; font-weight: 600; }
.model-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 14px; }
.model-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.model-tag { font-size: 11px; padding: 2px 10px; border-radius: 4px; background: #eff6ff; color: var(--primary); font-weight: 500; }
.model-pricing { display: flex; gap: 20px; padding-top: 14px; border-top: 1px solid var(--border-light); }
.price-item { font-size: 12px; color: var(--text-muted); }
.price-item .price-value { font-size: 16px; font-weight: 700; color: var(--text); }
.price-item .price-unit { font-size: 11px; }

/* ---- Steps ---- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.step-card { text-align: center; padding: 24px; }
.step-number {
    width: 48px; height: 48px; border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff; font-size: 18px; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px;
}
.step-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.step-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* ---- CTA Banner ---- */
.cta-banner {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-lg); padding: 48px;
    text-align: center; color: #fff; margin: 0 24px;
}
.cta-banner h3 { font-size: 24px; font-weight: 700; margin-bottom: 10px; }
.cta-banner p { font-size: 15px; opacity: 0.9; margin-bottom: 24px; }
.cta-banner .btn-white { background: #fff; color: var(--primary); font-weight: 600; }
.cta-banner .btn-white:hover { background: #f8fafc; color: var(--primary-dark); }
.cta-banner .btn-ghost-white { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.4); }
.cta-banner .btn-ghost-white:hover { background: rgba(255,255,255,0.1); color: #fff; }

/* ---- Footer ---- */
.site-footer { background: var(--bg-secondary); color: var(--text-secondary); padding: 40px 24px; text-align: center; font-size: 13px; border-top: 1px solid var(--border); }
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-links { display: flex; gap: 24px; justify-content: center; margin-bottom: 16px; }
.footer-links a { color: var(--text-secondary); }
.footer-links a:hover { color: var(--primary); }

/* ---- Login Page ---- */
.login-page {
    min-height: 100vh; display: flex;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}
.login-left {
    flex: 1; padding: 60px; display: flex; flex-direction: column; justify-content: center;
    position: relative; overflow: hidden;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}
.login-left::before {
    content: ''; position: absolute; top: -50%; left: -50%;
    width: 100%; height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
}
.login-left .logo { color: #fff; margin-bottom: 48px; position: relative; }
.login-left .logo-sub { color: rgba(255,255,255,0.8); }
.login-left h1 { font-size: 36px; font-weight: 800; color: #fff; line-height: 1.4; margin-bottom: 16px; position: relative; }
.login-left h1 .highlight { background: linear-gradient(90deg, #fff, #e0f2fe); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.login-left p { color: rgba(255,255,255,0.9); font-size: 15px; line-height: 1.7; margin-bottom: 40px; position: relative; }
.login-stats { display: flex; gap: 16px; position: relative; }
.login-stat {
    flex: 1; padding: 16px; border: 1px solid rgba(255,255,255,0.3); border-radius: var(--radius);
    background: rgba(255,255,255,0.15); backdrop-filter: blur(10px);
}
.login-stat .value { font-size: 22px; font-weight: 800; color: #fff; }
.login-stat .label { font-size: 12px; color: rgba(255,255,255,0.8); margin-top: 4px; }

.login-right {
    width: 480px; padding: 60px; display: flex; flex-direction: column; justify-content: center;
    background: #fff; border-left: 1px solid var(--border);
}
.login-right h2 { font-size: 28px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.login-right .subtitle { color: var(--text-secondary); font-size: 14px; margin-bottom: 32px; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--text-secondary); margin-bottom: 6px; }
.form-control {
    width: 100%; padding: 10px 14px; border-radius: 6px;
    border: 1px solid var(--border); background: #fff; color: var(--text);
    font-size: 14px; transition: border-color .2s;
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }
.form-control::placeholder { color: var(--text-muted); }
.form-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.form-check { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-secondary); }
.form-check input[type="checkbox"] { accent-color: var(--primary); }
.form-link { font-size: 13px; color: var(--primary); }
.btn-login {
    width: 100%; padding: 12px; border-radius: 6px; border: none;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    color: #fff; font-size: 15px; font-weight: 600; cursor: pointer;
    transition: opacity .2s;
}
.btn-login:hover { opacity: 0.9; }
.login-footer { text-align: center; margin-top: 24px; font-size: 13px; color: var(--text-muted); }
.login-footer a { color: var(--primary); }

/* ---- Console Layout ---- */
.console-layout { display: flex; min-height: 100vh; }
.console-sidebar {
    width: 240px; background: #fff; color: var(--text-secondary);
    padding: 20px 0; position: fixed; top: 0; left: 0; bottom: 0;
    overflow-y: auto; border-right: 1px solid var(--border);
}
.sidebar-logo { padding: 0 20px 20px; border-bottom: 1px solid var(--border-light); margin-bottom: 16px; }
.sidebar-logo .logo { color: var(--text); font-size: 14px; }
.sidebar-nav a {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 20px; font-size: 14px; color: var(--text-secondary);
    transition: all .2s; border-left: 3px solid transparent;
}
.sidebar-nav a:hover, .sidebar-nav a.active { background: var(--bg-secondary); color: var(--primary); border-left-color: var(--primary); }
.sidebar-nav .nav-section { font-size: 11px; color: var(--text-muted); padding: 16px 20px 6px; text-transform: uppercase; letter-spacing: 1px; }

.console-main { flex: 1; margin-left: 240px; background: var(--bg-secondary); }
.console-header {
    background: #fff; border-bottom: 1px solid var(--border);
    padding: 16px 32px; display: flex; justify-content: space-between; align-items: center;
}
.console-header h1 { font-size: 20px; font-weight: 700; }
.console-content { padding: 32px; }

/* ---- Dashboard Cards ---- */
.dash-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 32px; }
.dash-card {
    background: #fff; border-radius: var(--radius-lg); padding: 24px;
    border: 1px solid var(--border-light); box-shadow: var(--shadow);
}
.dash-card .label { font-size: 13px; color: var(--text-muted); margin-bottom: 8px; }
.dash-card .value { font-size: 28px; font-weight: 800; color: var(--text); }
.dash-card .change { font-size: 12px; margin-top: 4px; }
.dash-card .change.up { color: var(--success); }
.dash-card .change.down { color: var(--danger); }

/* ---- Tables ---- */
.table-card { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--border-light); box-shadow: var(--shadow); overflow: hidden; }
.table-header { padding: 16px 24px; border-bottom: 1px solid var(--border-light); display: flex; justify-content: space-between; align-items: center; }
.table-header h3 { font-size: 16px; font-weight: 600; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { text-align: left; padding: 12px 24px; font-size: 12px; font-weight: 600; color: var(--text-muted); background: var(--bg-secondary); border-bottom: 1px solid var(--border-light); }
.data-table td { padding: 14px 24px; font-size: 14px; border-bottom: 1px solid var(--border-light); }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover { background: var(--bg-secondary); }

/* ---- API Key ---- */
.api-key-display { font-family: "SF Mono", monospace; font-size: 13px; background: var(--bg-secondary); padding: 4px 10px; border-radius: 4px; color: var(--text-secondary); }
.status-badge { display: inline-block; padding: 2px 10px; border-radius: 4px; font-size: 12px; font-weight: 500; }
.status-badge.active { background: #ecfdf5; color: var(--success); }
.status-badge.inactive { background: #fef2f2; color: var(--danger); }

/* ---- Flash Messages ---- */
.flash-messages { position: fixed; top: 80px; right: 24px; z-index: 1000; }
.flash-msg {
    padding: 12px 20px; border-radius: 8px; margin-bottom: 8px;
    font-size: 14px; box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}
.flash-msg.success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.flash-msg.error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ---- Pagination ---- */
.pagination { display: flex; gap: 4px; justify-content: center; padding: 16px; }
.pagination a, .pagination span {
    padding: 6px 12px; border-radius: 4px; font-size: 13px;
    border: 1px solid var(--border); color: var(--text-secondary);
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .dash-grid { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .hero h1 { font-size: 28px; }
    .feature-grid { grid-template-columns: 1fr; }
    .model-grid { grid-template-columns: 1fr; }
    .login-page { flex-direction: column; }
    .login-right { width: 100%; }
    .console-sidebar { display: none; }
    .console-main { margin-left: 0; }
    .dash-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
}