@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@100..900&display=swap');

:root {
    --background: #FCFCFC;
    --background-grey: #F3F5F7;
    --text-primary: #262628; 
    --text-secondary: #737373; 
    --primary: #0070EA; 
    --red: #db4f4f;
    --maroon: #8C1D40;
    --gold: #FFC627;
}

@media (prefers-color-scheme: dark) {
    :root {
        --background: #040404;
        --background-grey: #1a1a1a;
        --text-primary: #F0F0F0; 
        --text-secondary: #adabab; 
        --primary: #0A84FF; 
        --red: #db4f4f;
    }
}

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

html {
    background-color: var(--background);
}

body {
    font-family: "Inter", sans-serif;
    font-size: 16px;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Back Button */
.back-button {
    position: fixed;
    top: 2rem;
    left: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    z-index: 100;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.back-button:hover {
    transform: translateY(-1px);
    color: var(--primary);
}

@media (prefers-color-scheme: dark) {
    .back-button {
        background: rgba(0, 0, 0, 0.3);
    }
}

/* Page Container */
.page-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 6rem 2rem 4rem;
}

.hero-content {
    max-width: 600px;
}

.tag {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--maroon);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

@media (prefers-color-scheme: dark) {
    .tag {
        color: var(--gold);
    }
}

h1 {
    font-family: "Big Shoulders Display", sans-serif;
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Content */
.content {
    padding: 0;
}

.intro {
    max-width: 700px;
    margin: 0 auto;
    padding: 4rem 2rem;
    text-align: center;
}

.intro p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Celebrate Section */
.celebrate-section {
    text-align: center;
    padding: 3rem 2rem;
}

/* Celebrate Button */
.celebrate-btn {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    font-family: "Inter", sans-serif;
    color: #fff;
    background: linear-gradient(135deg, var(--maroon) 0%, #5c1228 100%);
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(140, 29, 64, 0.3);
}

.celebrate-btn:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 6px 20px rgba(140, 29, 64, 0.4);
}

.celebrate-btn:active {
    transform: translateY(0) scale(0.98);
}

/* Video Section */
.video-section {
    width: 100%;
    max-width: 800px;
    margin: 0 auto 2rem;
    padding: 0 2rem;
}

.grad-video {
    width: 100%;
    border-radius: 12px;
    display: block;
}

/* Carousel */
.carousel-section {
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    overflow: hidden;
    padding: 0;
}

.carousel-track {
    display: flex;
    gap: 1rem;
    animation: scroll 30s linear infinite;
    width: max-content;
}

.carousel-track img {
    height: 500px;
    width: auto;
    border-radius: 12px;
    object-fit: cover;
    flex-shrink: 0;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.carousel-section:hover .carousel-track {
    animation-play-state: paused;
}

/* Gallery (kept for reference) */
.gallery {
    margin-top: 2rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    margin: 0;
    overflow: hidden;
    border-radius: 12px;
    background: var(--background-grey);
}

.gallery-item.featured {
    grid-column: 1 / -1;
    max-width: 600px;
    margin: 0 auto;
}

.gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.02);
}

/* Footer */
footer {
    padding: 4rem 0;
    text-align: center;
    border-top: 1px solid var(--background-grey);
}

.footer-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--red);
}

/* Responsive */
@media only screen and (max-width: 768px) {
    .back-button {
        top: 1rem;
        left: 1rem;
        padding: 0.5rem 0.75rem;
    }
    
    .hero {
        padding: 4rem 1rem 3rem;
    }
    
    .intro {
        padding: 3rem 1rem;
    }
    
    .page-container {
        padding: 0 1rem;
    }
    
    .carousel-track img {
        height: 300px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-item.featured {
        max-width: 100%;
    }
}