:root {
    --black: #000000;
    --ruby: #E0115F;
    --ruby-glow: rgba(224, 17, 95, 0.4);
    --silver: #C0C0C0;
    --white: #FFFFFF;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--black);
    color: var(--white);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    scroll-behavior: smooth;
    overscroll-behavior: none;
}

h1, h2, h3, .logo, .footer-brand {
    font-family: 'Playfair Display', serif;
}

/* Typography */
.title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    line-height: 1.1;
    margin-bottom: 1rem;
    font-weight: 400;
}
.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    opacity: 0; /* Animated in with GSAP */
    transition: background 0.3s ease;
}

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 2px;
}

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

.nav-links a {
    color: var(--silver);
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}
.nav-links a:hover { color: var(--white); }

/* Buttons */
.cta-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--white);
    text-decoration: none;
    border-radius: 30px;
    display: inline-block;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.btn-sm {
    padding: 0.5rem 1.2rem;
    font-size: 0.8rem;
}
.cta-large {
    padding: 1rem 2.5rem;
    font-size: 1rem;
    background: rgba(224, 17, 95, 0.1);
    border: 1px solid rgba(224, 17, 95, 0.3);
}
.cta-btn:hover {
    background: var(--ruby);
    border-color: var(--ruby);
    box-shadow: 0 0 20px var(--ruby-glow);
    transform: scale(1.05);
}
.glow-effect {
    box-shadow: 0 0 30px var(--ruby-glow);
}

/* Canvas Container */
.canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #000;
}
canvas {
    /* Responsive object fitting */
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.parallax-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    pointer-events: none;
}
.floating-element {
    position: absolute;
    width: 50px;
    height: 50px;
    background: radial-gradient(circle at 30% 30%, var(--ruby), #000);
    border-radius: 50%;
    filter: blur(2px);
    opacity: 0.6;
    mix-blend-mode: screen;
}

/* Overlay Content Sections */
.content-overlay {
    position: relative;
    z-index: 10;
}

.section {
    min-height: 100vh;
    padding: 6rem 10vw;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    pointer-events: none; /* Let clicks pass through */
}
.section > * {
    pointer-events: auto;
}

/* Hero Section */
.hero {
    align-items: center;
    text-align: center;
}
.hero-title {
    font-size: clamp(3rem, 8vw, 7rem);
    line-height: 1;
    margin-bottom: 1.5rem;
    text-shadow: 0 10px 30px rgba(0,0,0,0.8);
}
.hero-title em {
    color: var(--ruby);
    font-style: italic;
    font-weight: 400;
}
.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--silver);
    letter-spacing: 2px;
    text-transform: uppercase;
    text-shadow: 0 5px 15px rgba(0,0,0,0.8);
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    opacity: 0.6;
    animation: pulse 2s infinite ease-in-out;
}
.mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--white);
    border-radius: 12px;
    position: relative;
}
.mouse::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 6px;
    background: var(--white);
    border-radius: 2px;
    animation: scroll 1.5s infinite;
}
@keyframes pulse { 0%, 100% { opacity: 0.6; } 50% { opacity: 1; } }
@keyframes scroll { 0% { top: 6px; opacity: 1; } 100% { top: 18px; opacity: 0; } }

/* Sections specific alignment */
.product-reveal {
    align-items: flex-start;
}
.reveal-text {
    max-width: 500px;
    background: rgba(0,0,0,0.4);
    padding: 2rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
}

/* Features */
.features {
    align-items: center;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    width: 100%;
    max-width: 1200px;
}
.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 3rem 2rem;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    transition: transform 0.3s, box-shadow 0.3s;
    transform-style: preserve-3d;
}
.feature-card:hover {
    transform: translateY(-10px) rotateX(2deg) rotateY(-2deg) !important; /* Will overlap GSAP slightly but nice */
    box-shadow: 0 30px 60px var(--ruby-glow);
    border-color: rgba(224, 17, 95, 0.3);
}
.feature-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--ruby);
    transform: translateZ(30px);
}
.feature-card p {
    color: var(--silver);
    line-height: 1.6;
    transform: translateZ(20px);
}

/* Ingredients */
.ingredients {
    align-items: center;
}
.ingredient-labels {
    position: relative;
    width: 100%;
    height: 50vh;
}
.label {
    position: absolute;
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    color: var(--white);
    background: rgba(0,0,0,0.6);
    padding: 0.5rem 1.5rem;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
}

/* Benefits */
.benefits {
    align-items: center;
}
.stats-container {
    display: flex;
    gap: 4rem;
    justify-content: center;
    flex-wrap: wrap;
}
.stat {
    text-align: center;
    background: rgba(0,0,0,0.4);
    padding: 2rem 3rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
}
.stat-num {
    display: block;
    font-size: 4rem;
    font-family: 'Playfair Display', serif;
    color: var(--ruby);
    margin-bottom: 0.5rem;
}
.stat-desc {
    font-size: 1.2rem;
    color: var(--silver);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* CTA & Footer */
.cta {
    align-items: center;
    text-align: center;
}
.footer {
    padding: 4rem 10vw 2rem;
    background: linear-gradient(to top, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 100%);
    pointer-events: auto;
    border-top: 1px solid var(--glass-border);
}
.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
}
.footer-brand {
    font-size: 2rem;
}
.footer-socials a {
    color: var(--silver);
    text-decoration: none;
    margin: 0 1rem;
    transition: color 0.3s;
}
.footer-socials a:hover { color: var(--white); }

.newsletter {
    display: flex;
    gap: 1rem;
}
.newsletter input {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    color: var(--white);
    outline: none;
    backdrop-filter: blur(5px);
    font-family: 'Inter', sans-serif;
}
.newsletter input:focus {
    border-color: var(--ruby);
}
.copyright {
    text-align: center;
    color: var(--silver);
    font-size: 0.8rem;
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .navbar { padding: 1rem 2rem; }
    .stats-container { gap: 2rem; flex-direction: column; }
    .footer-content { flex-direction: column; text-align: center; }
    .title { font-size: 2.5rem; }
    .reveal-text { max-width: 100%; margin: 0 1rem; }
}