:root {
    --palace-marble: #F5F5F5;
    --memory-blue: #1976D2;
    --recall-gold: #FFD700;
    --association-purple: #7B1FA2;
    --dark-text: #2c3e50;
}

body {
    font-family: 'Lato', sans-serif;
    background-color: var(--palace-marble);
    color: var(--dark-text);
    overflow-x: hidden;
}

.font-cinzel {
    font-family: 'Cinzel', serif;
}

.text-gold {
    color: var(--recall-gold);
}

.text-purple {
    color: var(--association-purple);
}

.bg-marble {
    background-color: var(--palace-marble);
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%239C92AC' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
}

/* Top Bar */
.top-bar {
    background-color: var(--memory-blue);
    color: white;
    font-size: 0.85rem;
}

.letter-spacing-2 {
    letter-spacing: 2px;
}

/* Navbar */
.navbar {
    transition: background-color 0.3s ease;
}

.navbar.scrolled {
    background-color: rgba(25, 118, 210, 0.95);
    backdrop-filter: blur(10px);
}

.btn-outline-gold {
    color: var(--recall-gold);
    border-color: var(--recall-gold);
}

.btn-outline-gold:hover {
    background-color: var(--recall-gold);
    color: var(--dark-text);
}

/* Hero Section */
.hero-section {
    height: 100vh;
    min-height: 600px;
    background-color: #000;
    position: relative;
}

#vr-hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.6;
}

.video-background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(25, 118, 210, 0.4) 0%, rgba(123, 31, 162, 0.4) 100%);
    z-index: 1;
}

.z-index-1 {
    z-index: 2;
}

/* Animations */
.animate-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

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

/* Features */
.feature-card {
    border: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1) !important;
}

.transition-hover {
    transition: all 0.3s ease;
}

/* Progress Tracker */
.progress-bar {
    transition: width 1s ease-in-out;
}

.bg-purple {
    background-color: var(--association-purple) !important;
}

.tracker-visualizer {
    border: 1px solid rgba(0,0,0,0.1);
}

/* Buttons */
.btn-primary {
    background-color: var(--memory-blue);
    border-color: var(--memory-blue);
}

.btn-primary:hover {
    background-color: #1565C0;
    border-color: #1565C0;
}

.btn-outline-primary {
    color: var(--memory-blue);
    border-color: var(--memory-blue);
}

.btn-outline-primary:hover {
    background-color: var(--memory-blue);
    color: white;
}

/* Footer */
.footer-link {
    color: var(--recall-gold);
    font-weight: 700;
    text-decoration: underline;
}

.footer-link:hover {
    color: #ffffff;
    text-decoration: underline;
}