/* SaltStone — Light frontend theme (#f44336) */
:root {
    --primary: #f44336;
    --primary-dark: #d32f2f;
    --primary-light: #ffebee;
    --primary-muted: rgba(244, 67, 54, 0.1);
    --bg: #fafafa;
    --surface: #ffffff;
    --border: #e8e8e8;
    --text: #1a1a1a;
    --text-secondary: #616161;
}

body.theme-frontend {
    background: var(--bg);
    color: var(--text);
}

/* Buttons — map legacy gold classes to primary */
.btn-gold {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
    font-size: .875rem;
    padding: .75rem 1.5rem;
    border-radius: 8px;
    border: none;
    box-shadow: 0 2px 8px rgba(244, 67, 54, .25);
    transition: background .2s, transform .15s, box-shadow .2s;
    text-transform: none;
    letter-spacing: 0;
}

.btn-gold:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(244, 67, 54, .35);
    color: #fff;
}

.btn-gold::before { display: none; }

.btn-outline-gold {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--primary);
    font-weight: 600;
    font-size: .875rem;
    padding: .75rem 1.5rem;
    border-radius: 8px;
    text-transform: none;
    letter-spacing: 0;
    transition: all .2s;
}

.btn-outline-gold::before { display: none; }

.btn-outline-gold:hover {
    background: var(--primary-muted);
    color: var(--primary-dark);
    transform: translateY(-1px);
}

.gradient-text {
    background: linear-gradient(135deg, #f44336 0%, #ef5350 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-gold,
.feature-card,
.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 1px 3px rgba(0,0,0,.06);
    backdrop-filter: none;
}

.card-gold:hover,
.feature-card:hover,
.stat-card:hover {
    border-color: rgba(244,67,54,.3);
    box-shadow: 0 4px 16px rgba(244,67,54,.12);
    background: var(--surface);
}

.section-black {
    background: var(--bg);
}

.section-black::before {
    background:
        radial-gradient(circle at 15% 50%, rgba(244,67,54,.06) 0%, transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(244,67,54,.04) 0%, transparent 25%);
}

.section-light {
    background: var(--surface);
}

.hero-gradient {
    background: linear-gradient(160deg, #fff 0%, #fafafa 45%, #ffebee 100%) !important;
}

.hero-gradient::before {
    background: radial-gradient(circle at center, rgba(244,67,54,.08) 0%, transparent 70%) !important;
}

.ticker-wrap {
    background: var(--surface) !important;
    border-bottom: 1px solid var(--border) !important;
}

.market-row {
    border-bottom: 1px solid var(--border) !important;
}

.market-row:hover {
    background: var(--primary-muted) !important;
    border-left: 3px solid var(--primary) !important;
    box-shadow: none !important;
}

.number-counter {
    background: linear-gradient(135deg, #f44336 0%, #ef5350 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.badge-gold {
    background: var(--primary-muted);
    border: 1px solid rgba(244,67,54,.25);
    color: var(--primary);
}

.input-gold {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
}

.input-gold:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-muted);
}

.table-row-gold:hover {
    background: var(--primary-muted);
    border-left: 3px solid var(--primary);
}

.glass-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 1px 3px rgba(0,0,0,.06);
}

.pulse-glow {
    animation: pulseGlowLight 2s ease-in-out infinite;
}

@keyframes pulseGlowLight {
    0%, 100% { box-shadow: 0 0 12px rgba(244,67,54,.2); }
    50% { box-shadow: 0 0 24px rgba(244,67,54,.35); }
}

::-webkit-scrollbar-track { background: #f5f5f5; }
::-webkit-scrollbar-thumb { background: #f44336; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #d32f2f; }

/* Section cards with images */
.feature-image-card {
    overflow: hidden;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--surface);
    transition: box-shadow .2s, transform .2s;
}

.feature-image-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,.08);
    transform: translateY(-2px);
}

.feature-image-card img {
    width: 100%;
    height: 140px;
    object-fit: cover;
}

.feature-image-card .card-body {
    padding: 1.25rem;
}

@media (max-width: 768px) {
    .btn-gold, .btn-outline-gold {
        width: 100%;
        justify-content: center;
    }
}