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

/* Smooth scrolling for all browsers */
html {
    scroll-behavior: smooth;
}

/* Prevent horizontal scroll on mobile */
html, body {
    overflow-x: hidden;
    width: 100%;
}

:root {
    /* Color Palette */
    --soft-rose: #E8B4B8;
    --deep-rose: #C89595;
    --cream: #FAF7F5;
    --charcoal: #3A3A3A;
    --gold: #D4AF37;
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --error-red: #D32F2F;
    --success-green: #388E3C;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 32px;
    --spacing-lg: 64px;
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;
    --font-special: 'Montserrat', sans-serif;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--charcoal);
    background-color: var(--cream);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
}

.section-title {
    font-size: 40px;
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--deep-rose);
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--charcoal);
    margin-bottom: var(--spacing-md);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    /* Fallback for browsers that don't support dvh */
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--cream) 0%, var(--soft-rose) 100%);
    padding: var(--spacing-md) var(--spacing-sm);
    text-align: center;
    position: relative;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(232, 180, 184, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.couple-names {
    font-size: 48px;
    font-weight: 700;
    color: var(--charcoal);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.bride-name,
.groom-name {
    display: block;
}

.ampersand {
    display: block;
    font-size: 36px;
    color: var(--gold);
    margin: var(--spacing-sm) 0;
    font-style: italic;
}

.wedding-date {
    margin-bottom: var(--spacing-lg);
}

.wedding-date .date {
    font-size: 32px;
    font-family: var(--font-special);
    color: var(--deep-rose);
    font-weight: 600;
    letter-spacing: 4px;
    margin-bottom: var(--spacing-xs);
}

.wedding-date .time {
    font-size: 24px;
    font-family: var(--font-special);
    color: var(--charcoal);
    font-weight: 600;
}

/* Countdown Container */
.countdown-container {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.countdown-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-sm);
}

.countdown-number {
    font-family: var(--font-special);
    font-size: 48px;
    font-weight: 700;
    color: var(--deep-rose);
    line-height: 1;
}

.countdown-label {
    font-size: 14px;
    color: var(--charcoal);
    margin-top: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.event-day-message {
    text-align: center;
    padding: var(--spacing-md);
}

.event-day-message i {
    font-size: 32px;
    color: var(--gold);
    margin: var(--spacing-xs) 0;
}

.event-day-message h3 {
    font-size: 32px;
    color: var(--deep-rose);
    margin: var(--spacing-sm) 0;
}

.event-day-message p {
    font-size: 18px;
    color: var(--charcoal);
}

/* Event Details Section */
.event-details {
    padding: var(--spacing-lg) 0;
    background-color: var(--white);
}

.details-grid {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.detail-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--light-gray);
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.detail-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.detail-item i {
    font-size: 32px;
    color: var(--deep-rose);
    min-width: 40px;
}

.detail-content h3 {
    font-size: 20px;
    color: var(--deep-rose);
    margin-bottom: var(--spacing-xs);
}

.detail-content p {
    color: var(--charcoal);
    line-height: 1.6;
}

.venue-name {
    font-weight: 700;
    font-size: 18px;
    margin-bottom: var(--spacing-xs);
}

.address {
    font-size: 16px;
}

/* Map Section */
.map-section {
    margin-top: var(--spacing-lg);
}

.map-container {
    width: 100%;
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.map-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--deep-rose);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
    margin-top: var(--spacing-sm);
}

.map-button:hover {
    background-color: var(--soft-rose);
    transform: translateY(-2px);
}

.map-button i {
    font-size: 18px;
}

/* RSVP Section */
.rsvp-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--cream);
}

.rsvp-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--charcoal);
    margin-bottom: var(--spacing-xs);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="number"],
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 16px;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 12px;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color 0.3s ease, background-color 0.3s ease;
}

.radio-label:hover {
    border-color: var(--soft-rose);
    background-color: rgba(232, 180, 184, 0.1);
}

.radio-label input[type="radio"] {
    cursor: pointer;
}

.radio-label span {
    font-weight: 400;
}

.error-message {
    display: block;
    color: var(--error-red);
    font-size: 14px;
    margin-top: 4px;
    min-height: 20px;
}

.submit-button {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--deep-rose);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.submit-button:hover {
    background-color: var(--soft-rose);
    transform: translateY(-2px);
}

.submit-button:active {
    transform: translateY(0);
}

.form-message {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    display: none;
}

.form-message.success {
    background-color: rgba(56, 142, 60, 0.1);
    color: var(--success-green);
    border: 2px solid var(--success-green);
    display: block;
}

.form-message.error {
    background-color: rgba(211, 47, 47, 0.1);
    color: var(--error-red);
    border: 2px solid var(--error-red);
    display: block;
}

/* Footer */
.footer {
    padding: var(--spacing-md) 0;
    background-color: var(--charcoal);
    color: var(--white);
    text-align: center;
}

.footer p {
    font-size: 14px;
}

.footer i {
    color: var(--soft-rose);
}

/* Accessibility - Focus States */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 3px solid var(--gold);
    outline-offset: 2px;
}

.radio-label:focus-within {
    outline: 3px solid var(--gold);
    outline-offset: 2px;
}

/* Skip to content link for keyboard navigation */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--deep-rose);
    color: var(--white);
    padding: 8px 16px;
    text-decoration: none;
    z-index: 100;
    border-radius: 0 0 8px 0;
}

.skip-to-content:focus {
    top: 0;
}

/* Ensure interactive elements are keyboard accessible */
.map-button:focus,
.submit-button:focus {
    outline: 3px solid var(--gold);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --soft-rose: #D4A5A8;
        --deep-rose: #B87575;
        --charcoal: #000000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}