:root {
    --bg-dark: #050A15;
    --bg-card: rgba(13, 25, 48, 0.6);
    --text-main: #FFFFFF;
    --text-muted: #A0ABC0;
    --accent-blue: #00D2FF;
    --accent-blue-hover: #3A86FF;
    --glow-color: rgba(0, 210, 255, 0.4);
    
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
}

.text-center {
    text-align: center;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Animations */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- 1. Hero Section --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at center, #0B1930 0%, var(--bg-dark) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    padding: 0 2rem;
}

.headline {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.1;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.highlight {
    background: linear-gradient(90deg, #FFFFFF, var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
}

.sub-headline {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--bg-dark);
    background: linear-gradient(45deg, var(--accent-blue), #FFFFFF);
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px var(--glow-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px var(--glow-color);
    background: linear-gradient(45deg, #FFFFFF, var(--accent-blue));
}

.hero-bg-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--accent-blue);
    top: -100px;
    right: -100px;
    animation: float 8s infinite ease-in-out;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: #1E3A8A;
    bottom: -50px;
    left: -50px;
    animation: float 10s infinite ease-in-out reverse;
}

/* --- 2. Biography Section --- */
.biography {
    padding: 8rem 0;
    position: relative;
}

.section-heading {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(90deg, #FFFFFF, var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 24px;
    padding: 4rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.bio-content p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.bio-content p:last-child {
    margin-bottom: 0;
}

/* --- 3. Timeline Section --- */
.timeline-section {
    padding: 6rem 0;
}

.timeline-grid {
    display: flex;
    flex-direction: column;
    gap: 6rem;
    margin-top: 4rem;
}

.era-card {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.era-card.reverse {
    flex-direction: row-reverse;
}

.era-image {
    flex: 1;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.era-image::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to top, var(--bg-dark), transparent);
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.era-card:hover .era-image::after {
    opacity: 0.2;
}

.era-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.era-card:hover .era-image img {
    transform: scale(1.05);
}

.era-info {
    flex: 1;
}

.era-info h3 {
    font-size: 2rem;
    color: #FFFFFF;
    margin-bottom: 0.5rem;
}

.year-badge {
    display: inline-block;
    padding: 0.3rem 1rem;
    background: rgba(0, 210, 255, 0.1);
    color: var(--accent-blue);
    border: 1px solid var(--accent-blue);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.era-info p {
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* --- 4. TikTok Promo --- */
.tiktok-promo {
    padding: 6rem 0;
    background: linear-gradient(135deg, #091221 0%, #112240 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.tiktok-heading {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.text-gradient {
    background: linear-gradient(90deg, #69C9D0, #EE1D52);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tiktok-text {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 3rem auto;
}

.tiktok-btn {
    background: linear-gradient(90deg, #EE1D52, #69C9D0);
    color: white;
    box-shadow: 0 10px 20px rgba(238, 29, 82, 0.3);
}

.tiktok-btn:hover {
    background: linear-gradient(90deg, #69C9D0, #EE1D52);
    box-shadow: 0 15px 30px rgba(105, 201, 208, 0.4);
}

/* --- 5. Footer --- */
.footer {
    padding: 4rem 0;
    background-color: var(--bg-dark);
}

.footer h2 {
    font-size: 2rem;
    color: #FFFFFF;
}

.footer p {
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 900px) {
    .era-card, .era-card.reverse {
        flex-direction: column;
        gap: 2rem;
    }

    .era-image img {
        height: 300px;
    }

    .glass-card {
        padding: 2rem;
    }
}

@media (max-width: 600px) {
    .headline {
        font-size: 2.5rem;
    }
    .tiktok-heading {
        font-size: 2rem;
    }
}