/* ═══════════════════════════════════════════════
   PREMIUM GLOBAL THEME SYSTEM
   Standardized variables, foundations, and components
   ═══════════════════════════════════════════════ */

:root {
    /* Colors */
    --bg-primary: #0a0e1a;
    --bg-secondary: #0f172a;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-card-hover: rgba(30, 41, 59, 0.85);

    --accent-gold: #d4a843;
    --accent-gold-light: #f0d78c;
    --accent-gold-dark: #b8860b;
    --accent-blue: #3b82f6;

    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;

    --border-color: rgba(148, 163, 184, 0.1);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.03);

    /* Functional Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #0ea5e9;

    /* Spacing & Radii */
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ═══════════════════════════════════════════════
   Foundations
   ═══════════════════════════════════════════════ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    min-height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.2s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ═══════════════════════════════════════════════
   Modern Background System
   ═══════════════════════════════════════════════ */
.premium-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(circle at 10% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(212, 168, 67, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(15, 23, 42, 1) 0%, rgba(10, 14, 26, 1) 100%);
}

.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    opacity: 0.4;
}

/* ═══════════════════════════════════════════════
   Components
   ═══════════════════════════════════════════════ */

/* Buttons */
.btn-premium {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-gold {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
    color: #0a1120;
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 168, 67, 0.4);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
}

.btn-outline:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    background: rgba(212, 168, 67, 0.05);
}

/* Cards */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

.glass-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(212, 168, 67, 0.2);
}

/* Badges */
.status-badge {
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* ═══════════════════════════════════════════════
   Navigation / Headers
   ═══════════════════════════════════════════════ */
.glass-nav {
    position: fixed;
    top: 20px;
    left: 40px;
    right: 40px;
    background: rgba(17, 24, 39, 0.4);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 15px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.glass-nav:hover {
    background: rgba(17, 24, 39, 0.6);
    border-color: rgba(212, 168, 67, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.logo-protective-box {
    background: white;
    padding: 8px 15px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    height: 48px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.nav-links-premium {
    display: flex;
    gap: 35px;
    align-items: center;
}

.nav-links-premium a {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-secondary);
    position: relative;
    padding: 5px 0;
}

.nav-links-premium a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--accent-gold);
    transition: width 0.3s ease;
}

.nav-links-premium a:hover {
    color: white;
}

.nav-links-premium a:hover::after {
    width: 100%;
}

/* ═══════════════════════════════════════════════
   Utilities & Animations
   ═══════════════════════════════════════════════ */
.text-gold {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.animate-up {
    animation: slideUp 0.8s ease-out both;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 1s ease-out both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Responsive Grid Helper */
.premium-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

@media (max-width: 768px) {
    .premium-grid {
        grid-template-columns: 1fr;
    }
}