/* ===== Base Styles ===== */
:root {
    --color-cream: #FDF8F3;
    --color-gold: #C9A86C;
    --color-gold-light: #E8D4B8;
    --color-rose: #D4A5A5;
    --color-rose-dark: #B88B8B;
    --color-text: #3D3D3D;
    --color-text-light: #6B6B6B;
    --color-white: #FFFFFF;
    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Lora', serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-cream);
    line-height: 1.8;
    font-size: 18px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('images/hero-flowing-dress.jpg');
    background-size: cover;
    background-position: center center;
    z-index: -1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.2) 0%,
        rgba(0, 0, 0, 0.4) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--color-white);
    padding: 24px;
}

.hero-subtitle {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 400;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: 16px;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 0.3s;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(4rem, 15vw, 10rem);
    font-weight: 400;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    text-shadow: 2px 4px 20px rgba(0, 0, 0, 0.3);
    opacity: 0;
    animation: fadeInUp 1s ease forwards 0.6s;
}

.hero-date {
    font-family: var(--font-display);
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    font-style: italic;
    letter-spacing: 0.2em;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 0.9s;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-white);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-size: 0.9rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 1.2s;
    transition: transform 0.3s ease;
}

.scroll-indicator:hover {
    transform: translateX(-50%) translateY(4px);
}

.scroll-indicator svg {
    animation: bounce 2s infinite;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(8px);
    }
    60% {
        transform: translateY(4px);
    }
}

/* ===== Letter Section ===== */
.letter-section {
    padding: 120px 0;
    background: linear-gradient(to bottom, var(--color-cream), var(--color-white));
}

.letter {
    max-width: 700px;
    margin: 0 auto;
    background: var(--color-white);
    padding: clamp(40px, 8vw, 80px);
    box-shadow: 0 10px 60px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--color-gold-light);
    position: relative;
}

.letter::before {
    content: '"';
    font-family: var(--font-display);
    font-size: 200px;
    color: var(--color-gold-light);
    position: absolute;
    top: -40px;
    left: 20px;
    line-height: 1;
    opacity: 0.5;
}

.letter-header {
    text-align: right;
    margin-bottom: 40px;
}

.letter-date {
    font-family: var(--font-display);
    font-style: italic;
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.letter-greeting {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.4rem);
    color: var(--color-gold);
    margin-bottom: 32px;
}

.letter p {
    margin-bottom: 24px;
    text-align: justify;
    hyphens: auto;
}

.letter-signature {
    margin-top: 48px;
    text-align: right;
    font-style: italic;
}

.signature {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--color-gold);
    display: block;
    margin-top: 8px;
}

.letter-postscript {
    margin-top: 40px;
    font-size: 0.95rem;
    color: var(--color-text-light);
    border-top: 1px solid var(--color-gold-light);
    padding-top: 24px;
}

/* ===== Section Titles ===== */
.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 400;
    text-align: center;
    margin-bottom: 60px;
    color: var(--color-text);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 2px;
    background: var(--color-gold);
    margin: 20px auto 0;
}

/* ===== Gallery Section ===== */
.gallery-section {
    padding: 100px 0;
    background: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 4px;
    aspect-ratio: 4/3;
}

.gallery-item.large {
    grid-column: span 2;
    aspect-ratio: 16/10;
}

.gallery-item.wide {
    grid-column: span 2;
    aspect-ratio: 16/9;
}

.gallery-item.portrait {
    aspect-ratio: 3/4;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px 24px 24px;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-style: italic;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.gallery-item:hover .gallery-caption {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Timeline Section ===== */
.timeline-section {
    padding: 100px 0;
    background: linear-gradient(to bottom, var(--color-white), var(--color-cream));
}

.timeline {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-gold-light);
}

.timeline-item {
    padding-left: 40px;
    padding-bottom: 48px;
    position: relative;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -6px;
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--color-gold);
    border-radius: 50%;
    border: 3px solid var(--color-cream);
}

.timeline-content {
    background: var(--color-white);
    padding: 24px 32px;
    border-radius: 4px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--color-gold-light);
}

.timeline-year {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--color-gold);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.timeline-content h3 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 500;
    margin: 8px 0 12px;
    color: var(--color-text);
}

.timeline-content p {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.7;
}

/* ===== Footer ===== */
.footer {
    padding: 60px 0;
    text-align: center;
    background: var(--color-cream);
}

.footer-text {
    font-family: var(--font-display);
    font-style: italic;
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.footer-heart {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-gold);
    margin-top: 16px;
}

.footer-note {
    font-family: var(--font-display);
    font-size: 0.95rem;
    color: var(--color-rose-dark);
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--color-gold-light);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    body {
        font-size: 16px;
    }
    
    .hero {
        min-height: 100svh;
    }
    
    .hero::before {
        background-position: center center;
    }
    
    .hero-content {
        padding: 20px;
        margin-top: 15vh;
    }
    
    .hero-title {
        font-size: clamp(3rem, 12vw, 5rem);
        margin-bottom: 12px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        letter-spacing: 0.2em;
        margin-bottom: 12px;
    }
    
    .hero-date {
        font-size: 0.9rem;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .letter-signature {
        text-align: center;
    }
    
    .signature {
        font-size: 1.5rem;
        line-height: 1.4;
        text-align: center;
    }
    
    .letter-section {
        padding: 80px 0;
    }
    
    .letter {
        padding: 32px 24px;
    }
    
    .letter::before {
        font-size: 120px;
        top: -20px;
        left: 10px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .gallery-item.large,
    .gallery-item.wide {
        grid-column: span 1;
        aspect-ratio: 4/3;
    }
    
    .gallery-caption {
        opacity: 1;
        transform: translateY(0);
    }
    
    .timeline::before {
        left: 6px;
    }
    
    .timeline-marker {
        left: 0;
    }
    
    .timeline-item {
        padding-left: 32px;
    }
    
    .timeline-content {
        padding: 20px;
    }
    
    .section-title {
        margin-bottom: 40px;
    }
}

/* ===== Animation on Scroll ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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