:root {
    /* Color Palette - Vibrant Modern Indigo */
    --gf-primary: #4f46e5;
    --gf-primary-glow: rgba(79, 70, 229, 0.4);
    --gf-secondary: #f43f5e;
    --gf-accent: #7c3aed;
    --gf-success: #10b981;
    --gf-warning: #f59e0b;
    --gf-danger: #ef4444;
    
    /* Default Dark Mode Tokens Globally */
    --gf-bg: #0f172a;
    --gf-card-bg: #1e293b;
    --gf-text: #f8fafc;
    --gf-text-muted: #94a3b8;
    --gf-border: #334155;
    --gf-glass-bg: rgba(15, 23, 42, 0.7);
    --gf-glass-border: rgba(255, 255, 255, 0.1);
}

/* Redundant Dark Mode (Kept for compatibility) */
[data-theme="dark"] {
    --gf-bg: #0f172a;
    --gf-card-bg: #1e293b;
    --gf-text: #f8fafc;
    --gf-text-muted: #94a3b8;
    --gf-border: #334155;
    --gf-glass-bg: rgba(15, 23, 42, 0.7);
    --gf-glass-border: rgba(255, 255, 255, 0.1);
}

/* Base Styles */
body {
    font-family: 'Outfit', 'Inter', sans-serif;
    background-color: var(--gf-bg);
    color: var(--gf-text);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    color: var(--gf-text);
    margin-bottom: 1rem;
}

/* Premium Layout Helpers */
.container-premium {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Glassmorphism Components */
.gf-glass-card {
    background: var(--gf-glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--gf-glass-border);
    border-radius: 24px;
    padding: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
}

.gf-glass-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 80px rgba(79, 70, 229, 0.15);
}

/* Navbar Modern */
.gf-header {
    background: var(--gf-glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gf-glass-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 10px 0;
}

.gf-header .navbar {
    background: transparent !important;
    border: none !important;
    margin-bottom: 0 !important;
    min-height: auto !important;
}

.gf-header .navbar-nav > li > a {
    color: rgba(255, 255, 255, 0.7) !important;
    font-weight: 700;
    font-size: 1.1rem;
    padding: 12px 25px;
    transition: all 0.3s ease;
    background: transparent !important;
}

.gf-header .navbar-nav > li > a:hover, 
.gf-header .navbar-nav > li > a:focus,
.gf-header .navbar-nav > li.active > a {
    color: #fff !important;
    background: transparent !important;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.gf-logo {
    font-size: 2rem;
    font-weight: 900;
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.gf-logo:hover, .gf-logo:focus {
    color: #fff !important;
    text-decoration: none !important;
    opacity: 0.9;
    transform: scale(1.02);
}

.gf-logo span {
    background: linear-gradient(135deg, #818cf8, #fb7185);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Modern Buttons */
.btn-premium {
    padding: 14px 32px;
    border-radius: 16px;
    font-weight: 800;
    font-size: 1.1rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-premium-primary {
    background: linear-gradient(135deg, #6366f1, #ec4899);
    color: #fff !important;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.btn-premium-primary:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 15px 40px rgba(236, 72, 153, 0.5);
    color: #fff !important;
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Responsive Overrides */
@media (max-width: 768px) {
    .gf-header { padding: 10px 0; }
    .hero-title { font-size: 2.5rem; }
}