/* ==========================================================================
   Lucas & Alana Wedding - Stylesheet
   Color palette derived from the monogram logo:
   - Primary: Deep slate blue (#3d5a73)
   - Accent: Golden sun (#d4a84b)
   - Neutrals: Soft creams and whites
   ========================================================================== */

/* CSS Custom Properties for consistent theming */
:root {
    --color-primary: #3d5a73;
    --color-primary-light: #5a7a94;
    --color-primary-dark: #2d4459;
    --color-accent: #d4a84b;
    --color-accent-light: #e6c77a;
    --color-cream: #faf8f5;
    --color-cream-dark: #f0ebe3;
    --color-text: #3d4a52;
    --color-text-light: #6b7680;
    --color-white: #ffffff;

    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Montserrat', -apple-system, sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --transition-smooth: 0.3s ease;
}

/* ==========================================================================
   Base Styles
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 70px; /* Offset for fixed navbar */
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-cream);
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(61, 90, 115, 0.1);
    transition: background var(--transition-smooth), box-shadow var(--transition-smooth);
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.nav-logo img {
    height: 40px;
    width: auto;
    transition: opacity var(--transition-smooth);
}

.nav-logo:hover img {
    opacity: 0.8;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-links a {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-text);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: var(--spacing-xs) 0;
    position: relative;
    transition: color var(--transition-smooth);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width var(--transition-smooth);
}

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

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

/* Hamburger button - hidden on desktop */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: transform var(--transition-smooth), opacity var(--transition-smooth);
}

/* Hamburger animation when open */
.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile styles */
@media (max-width: 600px) {
    .nav-toggle {
        display: flex;
    }

    .nav-content {
        justify-content: space-between;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-cream);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-lg);
        box-shadow: -4px 0 20px rgba(61, 90, 115, 0.1);
        transition: right var(--transition-smooth);
    }

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

    .nav-links a {
        font-size: 1.1rem;
    }
}

/* ==========================================================================
   Hero Section
   Full viewport height with centered content
   ========================================================================== */

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(
        180deg,
        var(--color-cream) 0%,
        var(--color-cream-dark) 100%
    );
    padding: var(--spacing-lg) var(--spacing-md);
    position: relative;
}

.hero-content {
    animation: fadeInUp 1.2s ease-out;
}

.logo {
    width: 180px;
    height: auto;
    margin-bottom: var(--spacing-md);
}

.couple-names {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    color: var(--color-primary);
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

.ampersand {
    font-style: italic;
    color: var(--color-accent);
    font-weight: 300;
}

.wedding-date {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-sm);
}

.tagline {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-style: italic;
    color: var(--color-text-light);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Countdown Timer */
.countdown {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 70px;
}

.countdown-value {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 6vw, 3rem);
    font-weight: 400;
    color: var(--color-primary);
    line-height: 1;
}

.countdown-label {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-light);
    margin-top: var(--spacing-xs);
}

/* Add to Calendar */
.add-to-calendar {
    position: relative;
    margin-top: var(--spacing-lg);
}

.calendar-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background var(--transition-smooth), transform var(--transition-smooth);
}

.calendar-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.calendar-btn svg {
    width: 20px;
    height: 20px;
}

.calendar-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    background: var(--color-white);
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(61, 90, 115, 0.2);
    padding: var(--spacing-xs);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-smooth),
                transform var(--transition-smooth),
                visibility var(--transition-smooth);
    z-index: 100;
}

.calendar-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.calendar-dropdown a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1rem;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: 6px;
    transition: background var(--transition-smooth);
}

.calendar-dropdown a:hover {
    background: var(--color-cream);
}

.calendar-dropdown svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
}

/* Scroll indicator animation */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator span {
    display: block;
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-primary-light);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator span::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    width: 4px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 2px;
    transform: translateX(-50%);
    animation: scrollBounce 2s infinite;
}

/* ==========================================================================
   Section Base Styles
   ========================================================================== */

.section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.section-title {
    font-size: clamp(1.8rem, 5vw, 2.5rem);
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

/* Decorative line under section titles */
.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 2px;
    background: var(--color-accent);
    margin: var(--spacing-sm) auto 0;
}

/* ==========================================================================
   Wedding Details Section
   ========================================================================== */

.details {
    background-color: var(--color-white);
}

.details-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.detail-card {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-cream);
    border-radius: 8px;
    transition: transform var(--transition-smooth);
}

.detail-card:hover {
    transform: translateY(-4px);
}

.detail-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm);
    color: var(--color-accent);
}

.detail-icon svg {
    width: 100%;
    height: 100%;
}

.detail-card h3 {
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.detail-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.detail-card .highlight {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-top: var(--spacing-xs);
}

.detail-card .address {
    font-size: 0.85rem;
    margin-top: var(--spacing-xs);
}

/* ==========================================================================
   Schedule / Timeline Section
   ========================================================================== */

.schedule {
    background: var(--color-cream);
}

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

/* Vertical line connecting timeline items */
.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(
        180deg,
        var(--color-accent) 0%,
        var(--color-primary-light) 100%
    );
}

.timeline-item {
    display: flex;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-lg);
    position: relative;
    padding-left: var(--spacing-md);
}

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

/* Timeline dot */
.timeline-item::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 0;
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-radius: 50%;
    border: 3px solid var(--color-cream);
}

.timeline-time {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-accent);
    white-space: nowrap;
    min-width: 80px;
}

.timeline-content h3 {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.timeline-content p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* ==========================================================================
   Dress Code Section
   ========================================================================== */

.dresscode {
    background: var(--color-primary);
    color: var(--color-white);
    text-align: center;
}

.dresscode .section-title {
    color: var(--color-white);
}

.dresscode-content {
    max-width: 600px;
    margin: 0 auto;
}

.dresscode-main {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.2rem);
    font-style: italic;
    color: var(--color-accent-light);
    margin-bottom: var(--spacing-sm);
}

.dresscode-note {
    font-size: 1rem;
    line-height: 1.8;
    opacity: 0.9;
}

/* ==========================================================================
   Gift Registry Section
   ========================================================================== */

.gifts {
    background: var(--color-cream);
}

.gifts-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.gifts-message {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-style: italic;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.gifts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.gift-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--color-white);
    border-radius: 8px;
    text-decoration: none;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.gift-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(61, 90, 115, 0.12);
}

.gift-icon {
    width: 56px;
    height: 56px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.gift-icon svg {
    width: 100%;
    height: 100%;
}

.gift-card h3 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.gift-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

@media (min-width: 600px) {
    .gifts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==========================================================================
   Location Section
   ========================================================================== */

.location {
    background: var(--color-white);
}

.location-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.location-item {
    background: var(--color-cream);
    border-radius: 8px;
    overflow: hidden;
}

.location-info {
    text-align: center;
    padding: var(--spacing-md);
}

.location-venue h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.venue-name {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.location-venue address {
    font-style: normal;
    color: var(--color-text-light);
    line-height: 1.8;
}

.map-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(61, 90, 115, 0.1);
}

.map-container iframe {
    display: block;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    background: var(--color-cream-dark);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.footer-logo {
    width: 80px;
    height: auto;
    margin-bottom: var(--spacing-md);
    opacity: 0.8;
}

.thank-you {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.footer-names {
    font-size: 0.9rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-light);
}

/* ==========================================================================
   Back to Top Button
   ========================================================================== */

.back-to-top {
    position: fixed;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(61, 90, 115, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity var(--transition-smooth),
                visibility var(--transition-smooth),
                transform var(--transition-smooth),
                background var(--transition-smooth);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-accent);
    transform: translateY(-4px);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* ==========================================================================
   Animations
   ========================================================================== */

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

@keyframes scrollBounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateX(-50%) translateY(10px);
        opacity: 0.5;
    }
}

/* ==========================================================================
   Responsive Design - Tablet and Up
   ========================================================================== */

@media (min-width: 768px) {
    .logo {
        width: 220px;
    }

    .location-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .details-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .timeline {
        padding-left: var(--spacing-md);
    }

    .timeline::before {
        left: var(--spacing-md);
    }

    .timeline-item {
        padding-left: calc(var(--spacing-md) + var(--spacing-md));
    }

    .timeline-item::before {
        left: calc(var(--spacing-md) - 5px);
    }
}

/* ==========================================================================
   Responsive Design - Desktop
   ========================================================================== */

@media (min-width: 1024px) {
    .section {
        padding: var(--spacing-xl) var(--spacing-lg);
    }

    .details-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .timeline {
        max-width: 700px;
    }

    .timeline-item {
        gap: var(--spacing-lg);
    }

    .timeline-time {
        min-width: 100px;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .scroll-indicator,
    .map-container {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: var(--spacing-lg);
    }

    .section {
        break-inside: avoid;
    }
}