/* Unified Theme System - Works Across All Pages */

:root {
    /* Base Neutrals */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-900: #111827;
}

/* Light/Dark Mode Base */
[data-theme="light"] {
   --bg-main: #faf5ff;
            --bg-alt: #ffffff;
            --accent: #8b5cf6;
            --accent-soft: #a78bfa;
            --gold: #f59e0b;
            --text-main: #111827;
            --text-muted: #6b7280;
}

[data-theme="dark"] {
    --bg-main: #0b1720;
            --bg-alt: #0f1f2e;
            --accent: #065f46;
            --accent-soft: #047857;
            --gold: #fbbf24;
            --text-main: #e5e7eb;
            --text-muted: #9ca3af;
            --surface: #111827;
            --surface-soft: #1f2937;
}

/* Royal Purple + Gold Scheme */
[data-scheme="green-gold-white"] {--accent: #065f46; --accent-soft: #047857; --gold: #fbbf24;}
[data-scheme="green-navy-gold"] {--accent: #132be4; --accent-soft: #1d4ed8; --gold: #facc15;}
[data-scheme="royal-purple"] { --accent: #7c3aed; --accent-soft: #6d28d9; --gold: #fbbf24;}

/* Emerald Scheme */
[data-scheme="emerald"] {
    --accent-primary: #059669;
    --accent-secondary: #10b981;
    --gradient-start: #064e3b;
    --gradient-end: #047857;
}

[data-scheme="emerald"][data-theme="light"] {
    --bg-hero: linear-gradient(135deg, #064e3b 25%, #047857 75%);
}

[data-scheme="emerald"][data-theme="dark"] {
    --bg-hero: linear-gradient(135deg, #052e16 25%, #065f46 75%);
}

/* Amber Scheme */
[data-scheme="amber"] {
    --accent-primary: #d97706;
    --accent-secondary: #f59e0b;
    --gradient-start: #92400e;
    --gradient-end: #b45309;
}

[data-scheme="amber"][data-theme="light"] {
    --bg-hero: linear-gradient(135deg, #92400e 0%, #b45309 100%);
}

[data-scheme="amber"][data-theme="dark"] {
    --bg-hero: linear-gradient(135deg, #78350f 0%, #92400e 100%);
}

/* Navigation Styles */
.main-nav {
    background: var(--bg-secondary);
    border-bottom: 1px solid rgba(0,0,0,0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent-primary);
}

.nav-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.scheme-selector {
    padding: 0.5rem 1rem;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.theme-btn {
    padding: 0.5rem 1rem;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 8px;
    background: var(--bg-primary);
    cursor: pointer;
    font-size: 1.2rem;
}

[data-theme="light"] .dark-icon { display: none; }
/* ── Light mode per-theme backgrounds ── */
[data-mode="light"][data-theme="green-gold-dark"] body,
[data-mode="light"][data-theme="green-gold-dark"] body.ped-page {background: radial-gradient(circle at top, #6ee7b7, #ecfdf5 60%) !important;}
[data-mode="light"][data-theme="green-navy-gold"] body,
[data-mode="light"][data-theme="green-navy-gold"] body.ped-page {background: radial-gradient(circle at top, #99f6e4, #f0fdfa 60%) !important;}
[data-mode="light"][data-theme="royal-purple"] body,
[data-mode="light"][data-theme="royal-purple"] body.ped-page {background: radial-gradient(circle at top, #c4b5fd, #f5f3ff 60%) !important;}

/* ── Light mode text/card fixes ── */
[data-mode="light"] { --text-main: #111827;--text-muted: #4b5563;--card-bg: #ffffff;--bg-alt: #ffffff;}
[data-mode="light"][data-theme="green-gold-dark"] {--accent: #065f46; --accent-soft: #047857; --gold: #b45309;}
[data-mode="light"][data-theme="green-navy-gold"] {--accent: #0f766e; --accent-soft: #0369a1; --gold: #a16207;}
[data-mode="light"][data-theme="royal-purple"] {--accent: #6d28d9; --accent-soft: #7c3aed; --gold: #b45309;}

[data-theme="dark"] .light-icon { display: none; }