/* ========================================
   ForgeAPI.io - Main Stylesheet
   Dark theme, developer aesthetic
   ======================================== */

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #1a1a1a;
    --bg-card-hover: #222222;
    --bg-elevated: #252525;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --accent: #00d4aa;
    --accent-hover: #00b894;
    --accent-muted: rgba(0, 212, 170, 0.1);
    --border: #2a2a2a;
    --border-hover: #3a3a3a;
    --success: #2ecc71;
    --warning: #f39c12;
    --error: #e74c3c;
    --popular: #ff6b35;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--accent-hover); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Header */
.header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner { display: flex; align-items: center; gap: 24px; }
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
}
.logo-icon { font-size: 24px; }
.logo-dot { color: var(--accent); }
.tagline { color: var(--text-secondary); font-size: 14px; flex: 1; display: none; }
@media (min-width: 768px) { .tagline { display: block; } }
.nav { display: flex; gap: 24px; }
.nav-link { color: var(--text-secondary); font-size: 14px; font-weight: 500; padding: 4px 0; border-bottom: 2px solid transparent; transition: all var(--transition-fast); }
.nav-link:hover { color: var(--text-primary); }
.nav-link.active { color: var(--accent); border-bottom-color: var(--accent); }

/* Hero */
.hero { padding: 64px 0 48px; text-align: center; }
.hero-title {
    font-size: clamp(32px, 6vw, 56px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff 0%, #a0a0a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle { font-size: 18px; color: var(--text-secondary); max-width: 600px; margin: 0 auto 32px; }

/* Search */
.search-container { max-width: 640px; margin: 0 auto 32px; }
.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 4px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.search-input-wrapper:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-muted); }
.search-icon { padding: 0 12px 0 16px; font-size: 18px; color: var(--text-muted); }
.search-input { flex: 1; background: transparent; border: none; padding: 12px 12px 12px 0; font-size: 16px; color: var(--text-primary); outline: none; }
.search-input::placeholder { color: var(--text-muted); }

/* Stats */
.stats { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; }
.stat { text-align: center; }
.stat-number { display: block; font-size: 32px; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 14px; color: var(--text-secondary); }

/* Filter */
.filter-section { padding: 16px 0; position: sticky; top: 73px; background: var(--bg-primary); z-index: 90; border-bottom: 1px solid var(--border); }
.filter-group { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.filter-group:last-child { margin-bottom: 0; }
.filter-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); white-space: nowrap; min-width: 44px; }
.filter-bar { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; -ms-overflow-style: none; flex: 1; }
.filter-bar::-webkit-scrollbar { display: none; }
.filter-pill {
    flex-shrink: 0;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}
.filter-pill:hover { background: var(--bg-card-hover); border-color: var(--border-hover); color: var(--text-primary); }
.filter-pill.active { background: var(--accent); border-color: var(--accent); color: #000; }

/* Directory */
.directory { padding: 48px 0; }
.results-count { font-size: 14px; color: var(--text-secondary); margin-bottom: 24px; }
.manufacturer-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }

/* Cards */
.manufacturer-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; transition: all var(--transition-normal); position: relative; }
.manufacturer-card:hover { background: var(--bg-card-hover); border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.manufacturer-card.hidden { display: none; }
.manufacturer-card.popular { border-color: var(--popular); }

/* Popular Badge */
.popular-badge {
    position: absolute;
    top: -1px;
    right: 20px;
    background: var(--popular);
    color: #000;
    padding: 6px 12px;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 16px; }
.card-logo {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    color: #000;
}
.card-badges { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.badge { padding: 4px 10px; border-radius: 12px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.badge-process { background: var(--accent-muted); color: var(--accent); }
.card-title { font-size: 20px; font-weight: 600; margin-bottom: 8px; }
.card-description { font-size: 14px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 16px; }
.card-meta { margin-bottom: 16px; }
.meta-row { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.meta-row:last-child { margin-bottom: 0; }
.stars { letter-spacing: -2px; }
.api-maturity { font-size: 12px; color: var(--text-muted); }
.region, .use-case { font-size: 13px; color: var(--text-secondary); }
.card-actions { display: flex; gap: 12px; }

/* Empty State */
.empty-state { text-align: center; padding: 64px 24px; }
.empty-icon { font-size: 48px; margin-bottom: 16px; }
.empty-state h3 { font-size: 20px; margin-bottom: 8px; }
.empty-state p { color: var(--text-secondary); margin-bottom: 24px; }

/* Build Opportunity Section */
.build-opportunity { padding: 48px 0; background: var(--bg-secondary); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.build-content { max-width: 800px; margin: 0 auto; text-align: center; }
.build-opportunity h2 { font-size: 24px; font-weight: 600; margin-bottom: 16px; }
.build-opportunity p { color: var(--text-secondary); font-size: 16px; line-height: 1.7; margin-bottom: 12px; }
.build-examples { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 24px; }
.build-example { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 12px 20px; font-size: 14px; color: var(--text-secondary); }
.build-example strong { color: var(--text-primary); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 16px; border-radius: var(--radius-md); font-size: 14px; font-weight: 500; cursor: pointer; transition: all var(--transition-fast); border: none; gap: 6px; }
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: var(--accent-hover); color: #000; }
.btn-secondary { background: var(--bg-elevated); color: var(--text-primary); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border-hover); border-color: var(--border-hover); color: var(--text-primary); }
.btn-accent { background: var(--accent); color: #000; }
.btn-accent:hover { background: var(--accent-hover); color: #000; }
.btn-large { padding: 14px 24px; font-size: 16px; }
.btn-full { width: 100%; }

/* Submit Banner */
.submit-banner { padding: 64px 0; background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card) 100%); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.banner-content { text-align: center; max-width: 600px; margin: 0 auto; }
.banner-content h2 { font-size: 28px; margin-bottom: 12px; }
.banner-content p { color: var(--text-secondary); margin-bottom: 24px; }

/* Footer */
.footer { background: var(--bg-secondary); padding: 64px 0 32px; border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 48px; margin-bottom: 48px; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 2fr; } }
.footer-brand .logo { margin-bottom: 12px; }
.footer-tagline { color: var(--text-secondary); font-size: 14px; }
.footer-links h4, .footer-newsletter h4 { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 16px; color: var(--text-secondary); }
.footer-links a { display: block; color: var(--text-secondary); font-size: 14px; margin-bottom: 8px; }
.footer-links a:hover { color: var(--text-primary); }
.newsletter-form { display: flex; gap: 8px; }
.newsletter-form input { flex: 1; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 10px 14px; font-size: 14px; color: var(--text-primary); outline: none; }
.newsletter-form input:focus { border-color: var(--accent); }
.newsletter-form input::placeholder { color: var(--text-muted); }
.footer-bottom { text-align: center; padding-top: 32px; border-top: 1px solid var(--border); color: var(--text-muted); font-size: 14px; }

/* Breadcrumb */
.breadcrumb { background: var(--bg-secondary); padding: 16px 0; font-size: 14px; color: var(--text-secondary); }
.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb-separator { margin: 0 8px; color: var(--text-muted); }
.breadcrumb-current { color: var(--text-primary); }

/* Manufacturer Hero */
.manufacturer-hero { padding: 48px 0; background: var(--bg-secondary); border-bottom: 1px solid var(--border); }
.manufacturer-header { display: flex; align-items: center; gap: 24px; margin-bottom: 16px; flex-wrap: wrap; }
.manufacturer-logo-large { width: 80px; height: 80px; border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; font-size: 32px; font-weight: 700; color: #000; flex-shrink: 0; }
.manufacturer-title h1 { font-size: 36px; font-weight: 700; margin-bottom: 8px; }
.manufacturer-badges { display: flex; gap: 8px; flex-wrap: wrap; }
.manufacturer-rating { margin-left: auto; text-align: right; }
.stars-large { font-size: 24px; letter-spacing: -2px; display: block; }
.rating-text { font-size: 14px; color: var(--text-secondary); }
.manufacturer-tagline { font-size: 18px; color: var(--text-secondary); max-width: 700px; margin-bottom: 24px; }
.manufacturer-quick-links { display: flex; gap: 12px; flex-wrap: wrap; }

/* Manufacturer Content */
.manufacturer-grid-layout { display: grid; grid-template-columns: 1fr; gap: 48px; padding: 48px 0; }
@media (min-width: 1024px) { .manufacturer-grid-layout { grid-template-columns: 2fr 1fr; } }
.manufacturer-section { margin-bottom: 48px; }
.manufacturer-section:last-child { margin-bottom: 0; }
.manufacturer-section h2 { font-size: 24px; font-weight: 600; margin-bottom: 24px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.manufacturer-section p { color: var(--text-secondary); margin-bottom: 16px; line-height: 1.7; }

/* Lists */
.capabilities-list { list-style: none; }
.capabilities-list li { display: flex; align-items: flex-start; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.capabilities-list li:last-child { border-bottom: none; }
.capability-icon { color: var(--accent); font-weight: 700; }

/* Materials */
.materials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; }
.material-category h4 { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-secondary); margin-bottom: 12px; }
.material-category ul { list-style: none; }
.material-category li { padding: 6px 0; color: var(--text-secondary); font-size: 14px; }

/* Code Block */
.code-block { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.code-header { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; background: var(--bg-elevated); border-bottom: 1px solid var(--border); }
.code-lang { font-size: 12px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; }
.code-copy { background: transparent; border: 1px solid var(--border); padding: 4px 12px; border-radius: var(--radius-sm); font-size: 12px; color: var(--text-secondary); cursor: pointer; transition: all var(--transition-fast); }
.code-copy:hover { background: var(--accent-muted); border-color: var(--accent); color: var(--accent); }
.code-block pre { padding: 16px; overflow-x: auto; }
.code-block code { font-family: var(--font-mono); font-size: 13px; line-height: 1.6; color: var(--text-primary); }

/* Use Cases */
.use-cases { display: grid; gap: 16px; }
.use-case-item { display: flex; gap: 16px; padding: 16px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); }
.use-case-icon { font-size: 24px; }
.use-case-item h4 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.use-case-item p { color: var(--text-secondary); font-size: 14px; margin: 0; }

/* Sidebar */
.manufacturer-sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; }
.sidebar-card h3 { font-size: 16px; font-weight: 600; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.status-item { display: flex; align-items: center; gap: 10px; padding: 8px 0; font-size: 14px; }
.status-indicator { width: 8px; height: 8px; border-radius: 50%; }
.status-public { background: var(--success); box-shadow: 0 0 8px var(--success); }
.status-icon { font-size: 14px; }
.stat-item { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.stat-item:last-child { border-bottom: none; }
.stat-label { color: var(--text-secondary); }
.stat-value { font-weight: 500; }
.pricing-description { color: var(--text-secondary); font-size: 14px; margin-bottom: 16px; }
.pricing-note { display: flex; gap: 8px; font-size: 13px; color: var(--text-secondary); padding: 12px; background: var(--bg-secondary); border-radius: var(--radius-md); }
.doc-links { list-style: none; }
.doc-links li { padding: 8px 0; border-bottom: 1px solid var(--border); }
.doc-links li:last-child { border-bottom: none; }
.doc-links a { font-size: 14px; display: flex; justify-content: space-between; }

/* Similar APIs */
.similar-apis { padding: 48px 0; background: var(--bg-secondary); border-top: 1px solid var(--border); }
.similar-apis h2 { font-size: 24px; font-weight: 600; margin-bottom: 24px; }
.similar-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.similar-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; transition: all var(--transition-normal); }
.similar-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.similar-logo { width: 48px; height: 48px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-weight: 700; color: #000; margin-bottom: 16px; }
.similar-card h4 { font-size: 18px; font-weight: 600; margin-bottom: 8px; color: var(--text-primary); }
.similar-card p { font-size: 14px; color: var(--text-secondary); margin-bottom: 16px; }
.similar-meta { display: flex; justify-content: space-between; font-size: 14px; }
.similar-region { color: var(--text-secondary); }
.back-section { padding: 32px 0; }
.back-link { color: var(--text-secondary); font-size: 14px; }
.back-link:hover { color: var(--accent); }

/* Submit Page */
.submit-hero { padding: 48px 0; text-align: center; background: var(--bg-secondary); border-bottom: 1px solid var(--border); }
.submit-hero h1 { font-size: 36px; font-weight: 700; margin-bottom: 12px; }
.submit-hero p { color: var(--text-secondary); font-size: 18px; }
.submit-section { padding: 48px 0; }
.submit-grid { display: grid; grid-template-columns: 1fr; gap: 48px; }
@media (min-width: 1024px) { .submit-grid { grid-template-columns: 1.5fr 1fr; } }
.submit-form { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; }
.form-group { margin-bottom: 24px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 12px 16px; font-size: 16px; color: var(--text-primary); outline: none; transition: border-color var(--transition-fast); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--accent); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-hint { display: block; font-size: 13px; color: var(--text-muted); margin-top: 6px; }
.checkbox-group { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.checkbox-label { display: flex; align-items: center; gap: 10px; cursor: pointer; padding: 8px; border-radius: var(--radius-md); transition: background var(--transition-fast); }
.checkbox-label:hover { background: var(--bg-secondary); }
.checkbox-label input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--accent); }
.checkbox-text { font-size: 14px; color: var(--text-secondary); }
.form-checkboxes { display: flex; flex-direction: column; gap: 12px; }
.checkbox-label-inline { padding: 0; }
.checkbox-label-inline:hover { background: transparent; }

/* Success State */
.success-state { text-align: center; padding: 64px 32px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); }
.success-icon { width: 80px; height: 80px; background: var(--success); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 40px; color: #000; margin: 0 auto 24px; }
.success-state h2 { font-size: 28px; margin-bottom: 12px; }
.success-state p { color: var(--text-secondary); margin-bottom: 24px; }
.success-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* Submit Sidebar */
.submit-sidebar { display: flex; flex-direction: column; gap: 24px; }
.sidebar-card-featured { border-color: var(--accent); background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0, 212, 170, 0.05) 100%); }
.featured-badge { display: inline-block; background: var(--accent); color: #000; padding: 4px 12px; border-radius: 12px; font-size: 11px; font-weight: 700; margin-bottom: 12px; }
.feature-list { list-style: none; margin-bottom: 24px; }
.feature-list li { padding: 8px 0; font-size: 14px; color: var(--text-secondary); border-bottom: 1px solid var(--border); }
.feature-list li:last-child { border-bottom: none; }
.process-list { list-style: none; }
.process-list li { padding: 12px 0; border-bottom: 1px solid var(--border); font-size: 14px; color: var(--text-secondary); }
.process-list li:last-child { border-bottom: none; }
.process-list strong { color: var(--text-primary); display: block; margin-bottom: 4px; }
.sidebar-card-help { font-size: 14px; }
.sidebar-card-help a { color: var(--accent); }

/* Toast */
.toast { position: fixed; bottom: 24px; right: 24px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 16px 24px; box-shadow: var(--shadow-lg); transform: translateY(100px); opacity: 0; transition: all var(--transition-normal); z-index: 1000; }
.toast.show { transform: translateY(0); opacity: 1; }
.toast-message { font-size: 14px; color: var(--text-primary); }

/* Responsive */
@media (max-width: 767px) {
    .header-inner { flex-wrap: wrap; }
    .hero { padding: 48px 0 32px; }
    .stats { gap: 24px; }
    .manufacturer-grid { grid-template-columns: 1fr; }
    .card-actions { flex-direction: column; }
    .manufacturer-header { flex-direction: column; align-items: flex-start; }
    .manufacturer-rating { margin-left: 0; text-align: left; }
    .manufacturer-quick-links { flex-direction: column; }
    .submit-form { padding: 24px; }
}