/* CSS Variables */
:root {
    --primary-color: #2d1b00;
    --secondary-color: #4a2c00;
    --accent-color: #d4a853;
    --light-accent: #f5e9d7;
    --text-dark: #2d1b00;
    --text-light: #f5e9d7;
    --background-dark: #1a0f00;
    --background-light: #2d1b00;
    --success-color: #4ade80;
    --card-bg: rgba(45, 27, 0, 0.8);
    --border-color: rgba(212, 168, 83, 0.3);
    --transition-speed: 0.3s;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--background-dark);
    color: var(--text-light);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--light-accent);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    color: var(--accent-color);
    font-size: 1.1rem;
}

/* Skip Link */
.skip-link {
    position: absolute;
    left: -999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
    padding: 0;
    z-index: -1;
}

.skip-link:focus {
    left: 0;
    top: 20px;
    width: auto;
    height: auto;
    padding: 8px;
    background: var(--primary-color);
    color: var(--light-accent);
    z-index: 9999;
}

/* Navigation */
.main-nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(26, 15, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-logo-logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    color: var(--light-accent);
    text-decoration: none;
}

.nav-logo-logo.active {
    color: var(--accent-color);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle svg {
    width: 30px;
    height: 30px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition-speed);
    position: relative;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width var(--transition-speed);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    opacity: 0.8;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 1200px;
    padding: 2rem;
}

.hero-badge {
    display: inline-block;
    background: var(--accent-color);
    color: var(--primary-color);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: 4rem;
    color: var(--light-accent);
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 2rem;
}

.hero-couple {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 2rem auto 3rem;
    flex-wrap: wrap;
    align-items: center;
    max-width: 600px;
}

.couple-avatar {
    position: relative;
    width: 80px;
    height: 80px;
}

.couple-avatar svg {
    width: 100%;
    height: 100%;
    background: var(--light-accent);
    border-radius: 50%;
}

.couple-info {
    text-align: left;
}

.couple-name {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    color: var(--light-accent);
    margin-bottom: 0.5rem;
}

.couple-tagline {
    color: var(--accent-color);
    font-size: 1rem;
}

.couple-avatar .groom-name,
.couple-avatar .bride-name {
    display: block;
    font-size: 0.8rem;
    color: var(--text-light);
}

.hero-date {
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    color: var(--accent-color);
    margin-top: 2rem;
}

/* CTA Button */
.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--accent-color);
    color: var(--primary-color);
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all var(--transition-speed);
    border: 2px solid var(--accent-color);
    margin-top: 1rem;
}

.cta-button:hover {
    background: transparent;
    color: var(--accent-color);
}

.cta-button.cta-google {
    background: #dd4b39;
    color: white;
    border-color: #dd4b39;
}

.cta-button.cta-google:hover {
    background: white;
    color: #dd4b39;
}

/* Sections */
.section {
    padding: 6rem 0;
}

.event-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.event-card {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.event-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.event-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
    background: var(--background-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.event-info h3 {
    font-size: 1.5rem;
    color: var(--light-accent);
    margin-bottom: 0.5rem;
}

.event-info p {
    color: var(--accent-color);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.event-info .event-location {
    color: var(--text-light);
    font-size: 0.85rem;
}

.event-countdown {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.countdown-time {
    font-family: 'Playfair Display', serif;
    color: var(--accent-color);
    min-width: 40px;
    text-align: center;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 3rem;
}

/* RSVP Section */
.rsvp-section {
    background: var(--background-dark);
}

.rsvp-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--light-accent);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--primary-color);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-light);
    font-family: 'Montserrat', sans-serif;
    font-size: 0.9rem;
    transition: border-color var(--transition-speed);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.radio-group {
    display: flex;
    gap: 1.5rem;
    margin-top: 0.5rem;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
    cursor: pointer;
}

.radio-group input[type="radio"] {
    width: auto;
    transform: scale(1.2);
}

/* Guest Book List */
.guest-book-list {
    max-width: 800px;
    margin: 3rem auto 0;
}

.guest-entry {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-left: 3px solid var(--accent-color);
    transition: background var(--transition-speed);
}

.guest-entry:hover {
    background: rgba(45, 27, 0, 0.5);
}

.guest-entry .guest-name {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.guest-entry .guest-message {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Gallery Section */
.gallery-section {
    padding: 2rem 0;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.gallery-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--primary-color);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-speed);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item .lightbox-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: var(--light-accent);
    padding: 1rem;
    font-size: 0.9rem;
}

/* Gift/Amplop Section */
.gift-section {
    background: var(--background-dark);
}

.gift-info {
    max-width: 800px;
    margin: 0 auto;
}

.gift-desc {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1rem;
}

.gift-details {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.gift-item {
    background: var(--card-bg);
    padding: 1.5rem 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.gift-item .gift-bank,
.gift-item .gift-account {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
    font-weight: 500;
}

.gift-item .gift-account {
    color: var(--text-light);
    font-size: 0.9rem;
    word-break: break-all;
}

/* Music Control */
.music-control {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 999;
}

.music-btn {
    width: 56px;
    height: 56px;
    background: var(--accent-color);
    color: var(--primary-color);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-speed);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.music-btn:hover {
    background: var(--primary-color);
    color: var(--accent-color);
}

.music-control #muteBtn {
    display: none;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--background-dark);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: left var(--transition-speed);
    }

    .nav-links.active {
        left: 0;
    }

    .nav-toggle {
        display: block;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .event-grid {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-button {
        width: 100%;
        max-width: 300px;
    }

    .music-control {
        bottom: 1rem;
        right: 1rem;
    }
    
    .gift-details {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .gift-item {
        width: 100%;
        max-width: 300px;
    }
}