/*
 * Wedding Website Styles - Paulina & Piotrek
 * Modern, Elegant Design
 */

/* ==================== CSS VARIABLES ==================== */
:root {
    --primary-color: #d4a574;
    --primary-dark: #c08d5a;
    --secondary-color: #2c3e50;
    --accent-color: #e8c4a0;
    --text-dark: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --bg-light: #fafafa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
    --transition-speed: 0.3s;
    --border-radius: 8px;
}

/* ==================== RESET & BASE STYLES ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed);
}

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

.script-font {
    font-family: 'Great Vibes', cursive;
    font-weight: 400;
}

/* ==================== NAVIGATION ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-speed);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: 'Great Vibes', cursive;
    font-size: 2rem;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-dark);
    padding: 0.5rem 0;
    position: relative;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
}

/* ==================== HERO SECTION ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 8rem 2rem 4rem;
    background: linear-gradient(135deg, rgba(212, 165, 116, 0.05) 0%, rgba(255, 255, 255, 1) 100%);
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/hero-pattern.svg');
    opacity: 0.05;
    z-index: 0;
}

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

.hero-title {
    font-family: 'Great Vibes', cursive;
    font-size: 5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    animation: fadeInDown 1s ease-out;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    font-weight: 300;
}

.hero-date {
    font-size: 2rem;
    color: var(--text-dark);
    font-weight: 300;
    letter-spacing: 3px;
    margin: 1.5rem 0;
}

.hero-time {
    font-size: 1.5rem;
    color: var(--text-light);
    font-weight: 300;
}

.divider {
    width: 80px;
    height: 2px;
    background: var(--primary-color);
    margin: 2rem auto;
}

/* ==================== COUNTDOWN ==================== */
.countdown {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 100px;
}

.countdown-number {
    font-size: 3.5rem;
    font-weight: 600;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.countdown-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==================== SECTIONS ==================== */
.section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-alternate {
    background: var(--bg-light);
}

.section-title {
    font-family: 'Great Vibes', cursive;
    font-size: 3.5rem;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ==================== ABOUT SECTION ==================== */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.person-card {
    text-align: center;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.section-alternate .person-card {
    box-shadow: var(--shadow-sm);
}

.person-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.person-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    object-fit: cover;
    border: 4px solid var(--primary-color);
}

.person-name {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.person-role {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.person-description {
    color: var(--text-light);
    line-height: 1.8;
}

/* ==================== TIMELINE ==================== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 3rem auto;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
    padding: 2rem;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
    padding-right: 3rem;
}

.timeline-item:nth-child(even) {
    left: 50%;
    text-align: left;
    padding-left: 3rem;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border: 4px solid var(--bg-white);
    border-radius: 50%;
    top: 2rem;
    box-shadow: 0 0 0 4px var(--accent-color);
}

.timeline-item:nth-child(odd)::after {
    right: -10px;
}

.timeline-item:nth-child(even)::after {
    left: -10px;
}

.timeline-year {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-title {
    font-size: 1.25rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.timeline-description {
    color: var(--text-light);
    line-height: 1.8;
}

/* ==================== GALLERY ==================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    aspect-ratio: 1;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

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

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(44, 62, 80, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay-icon {
    color: var(--bg-white);
    font-size: 2rem;
}

/* ==================== DETAILS SECTION ==================== */
.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.detail-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.detail-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.detail-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: block;
}

.detail-title {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.detail-info {
    color: var(--text-light);
    line-height: 1.8;
    margin: 0.5rem 0;
}

.detail-info strong {
    color: var(--text-dark);
    display: block;
    margin-bottom: 0.25rem;
}

.detail-link {
    color: var(--primary-color);
    text-decoration: underline;
}

.detail-link:hover {
    color: var(--primary-dark);
}

/* ==================== RSVP FORM ==================== */
.rsvp-container {
    max-width: 600px;
    margin: 3rem auto;
    background: var(--bg-white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.9rem;
}

.form-label.required::after {
    content: ' *';
    color: #e74c3c;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-dark);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(212, 165, 116, 0.1);
}

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

.form-checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.form-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.form-checkbox-label {
    cursor: pointer;
    user-select: none;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-speed);
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--bg-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-block {
    width: 100%;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--secondary-color);
    color: var(--bg-white);
    text-align: center;
    padding: 3rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-logo {
    font-family: 'Great Vibes', cursive;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.footer-text {
    color: rgba(255, 255, 255, 0.8);
    margin: 0.5rem 0;
}

.footer-divider {
    width: 60px;
    height: 2px;
    background: var(--primary-color);
    margin: 1.5rem auto;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.social-link {
    color: var(--bg-white);
    font-size: 1.5rem;
    transition: color var(--transition-speed), transform var(--transition-speed);
}

.social-link:hover {
    color: var(--primary-color);
    transform: scale(1.2);
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-white);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transition: left var(--transition-speed);
        box-shadow: var(--shadow-lg);
    }

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

    .mobile-menu-toggle {
        display: block;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-date {
        font-size: 1.5rem;
    }

    .hero-time {
        font-size: 1.1rem;
    }

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

    .countdown {
        gap: 1rem;
    }

    .countdown-number {
        font-size: 2.5rem;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        width: 100%;
        left: 0 !important;
        text-align: left !important;
        padding-left: 4rem !important;
        padding-right: 1rem !important;
    }

    .timeline-item::after {
        left: 10px !important;
    }

    .section {
        padding: 3rem 1.5rem;
    }

    .rsvp-container {
        padding: 2rem 1.5rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }

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

    .countdown-number {
        font-size: 2rem;
    }

    .about-grid,
    .details-grid {
        grid-template-columns: 1fr;
    }
}

/* ==================== UTILITY CLASSES ==================== */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.hidden {
    display: none;
}

.visible {
    display: block;
}