/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Colors - Warm Italian Pizza Theme */
    --primary: #d32f2f;
    --primary-dark: #b71c1c;
    --primary-light: #ff6659;
    --secondary: #ffa726;
    --secondary-dark: #f57c00;
    --accent: #4caf50;

    /* Neutral Colors */
    --dark: #1a1a1a;
    --dark-gray: #2c2c2c;
    --medium-gray: #757575;
    --light-gray: #e0e0e0;
    --bg-gray: #f5f5f5;
    --white: #ffffff;

    /* Typography */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-heading: Georgia, 'Times New Roman', Times, serif;

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

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.25);

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

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

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

ul, ol {
    list-style: none;
}

/* ============================================
   LOADER
   ============================================ */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 1;
    transition: opacity var(--transition-slow);
}

.loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader-content {
    text-align: center;
}

.pizza-slice {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 4px solid var(--primary);
    border-top-color: transparent;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-sm);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loader-content p {
    color: var(--medium-gray);
    font-size: 1rem;
}

/* ============================================
   UTILITIES
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-subtitle {
    display: block;
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-xs);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    text-align: center;
}

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

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

.btn-outline {
    border: 2px solid var(--white);
    color: var(--white);
    background: transparent;
}

.btn-outline:hover {
    background: var(--white);
    color: var(--primary);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: transparent;
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
}

.nav-brand h1 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--white);
    font-weight: 700;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    z-index: 1001;
}

.nav-toggle span {
    width: 28px;
    height: 3px;
    background: var(--white);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(9px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-9px);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--white);
    font-size: 1rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--secondary);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.7));
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--white);
    max-width: 800px;
    padding: var(--spacing-md);
    animation: fadeInUp 1s ease;
}

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

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
}

.hero-rating {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.stars {
    display: flex;
    gap: 4px;
}

.star {
    color: var(--light-gray);
    font-size: 1.5rem;
}

.star.filled {
    color: var(--secondary);
}

.star.half {
    background: linear-gradient(90deg, var(--secondary) 50%, var(--light-gray) 50%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.rating-text {
    font-size: 1.1rem;
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-arrow {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    padding: 0.5rem;
    animation: bounce 2s infinite;
    z-index: 10;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ============================================
   QUICK INFO
   ============================================ */
.quick-info {
    background: var(--white);
    padding: var(--spacing-lg) 0;
    margin-top: -3rem;
    position: relative;
    z-index: 100;
}

.quick-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.quick-info-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.quick-info-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.quick-info-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.quick-info-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
}

.quick-info-item p {
    color: var(--medium-gray);
    font-size: 0.95rem;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    background: var(--bg-gray);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-content h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.about-content p {
    color: var(--medium-gray);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.about-features {
    margin-top: var(--spacing-md);
    display: grid;
    gap: var(--spacing-sm);
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.feature-icon {
    background: var(--accent);
    color: var(--white);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1rem;
    font-weight: 700;
}

.about-feature h4 {
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: 0.25rem;
}

.about-feature p {
    color: var(--medium-gray);
    font-size: 0.9rem;
    margin: 0;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.about-image:hover img {
    transform: scale(1.05);
}

/* ============================================
   SPECIALTIES SECTION
   ============================================ */
.specialties {
    background: var(--white);
}

.specialties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.specialty-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.specialty-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.specialty-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.specialty-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.specialty-card:hover .specialty-image img {
    transform: scale(1.1);
}

.specialty-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--primary);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.specialty-content {
    padding: var(--spacing-md);
}

.specialty-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.specialty-content p {
    color: var(--medium-gray);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.specialty-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: var(--bg-gray);
    color: var(--dark);
    padding: 0.375rem 0.875rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    background: var(--bg-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.service-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.service-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.service-item h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
}

.service-item p {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* ============================================
   GALLERY SECTION
   ============================================ */
.gallery {
    background: var(--white);
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    background: var(--bg-gray);
    color: var(--dark);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary);
    color: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-sm);
}

.gallery-item {
    position: relative;
    height: 300px;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: opacity var(--transition-normal);
}

.gallery-item.hidden {
    display: none;
}

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

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.gallery-view {
    background: var(--white);
    color: var(--dark);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.gallery-view:hover {
    background: var(--primary);
    color: var(--white);
    transform: scale(1.1);
}

/* ============================================
   REVIEWS SECTION
   ============================================ */
.reviews {
    background: var(--bg-gray);
}

.reviews-summary {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.reviews-summary-rating {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.big-rating {
    font-size: 4rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
}

.reviews-summary-rating .stars {
    margin-bottom: var(--spacing-xs);
}

.reviews-summary-rating p {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.reviews-summary-bars {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.rating-bar {
    display: grid;
    grid-template-columns: 40px 1fr 40px;
    gap: var(--spacing-sm);
    align-items: center;
}

.rating-label {
    font-size: 0.9rem;
    color: var(--medium-gray);
}

.bar-container {
    height: 8px;
    background: var(--light-gray);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--secondary);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.rating-count {
    font-size: 0.9rem;
    color: var(--medium-gray);
    text-align: right;
}

.reviews-slider {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    transition: transform var(--transition-normal);
}

.review-card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.review-rating .star {
    font-size: 1rem;
}

.review-date {
    font-size: 0.85rem;
    color: var(--medium-gray);
}

.review-text {
    color: var(--dark);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.review-meta {
    margin-top: var(--spacing-sm);
}

.review-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-xs);
}

.review-tag {
    background: var(--bg-gray);
    color: var(--dark);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
}

.review-ratings-detail {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-size: 0.85rem;
    color: var(--medium-gray);
}

.review-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--accent);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.review-owner-response {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-gray);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary);
}

.review-owner-response strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.review-owner-response p {
    color: var(--medium-gray);
    font-size: 0.9rem;
    margin: 0;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.slider-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.slider-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

/* ============================================
   POPULAR TIMES SECTION
   ============================================ */
.popular-times {
    background: var(--white);
}

.popular-times-chart {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.chart-day h4 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    height: 200px;
    gap: 4px;
}

.chart-bar {
    flex: 1;
    background: var(--primary);
    border-radius: 4px 4px 0 0;
    min-height: 4px;
    transition: all var(--transition-normal);
}

.chart-bar:hover {
    background: var(--primary-dark);
    transform: scaleY(1.05);
}

.popular-times-note {
    text-align: center;
    margin-top: var(--spacing-md);
    color: var(--accent);
    font-weight: 600;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    background: var(--bg-gray);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    display: flex;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.contact-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    color: var(--medium-gray);
    margin-bottom: 0.5rem;
}

.contact-item a {
    color: var(--primary);
    font-weight: 600;
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-link {
    display: inline-block;
    margin-top: var(--spacing-xs);
    color: var(--primary);
    font-weight: 600;
}

.contact-note {
    font-size: 0.85rem;
    color: var(--medium-gray);
}

.opening-hours {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.opening-hour {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem;
    background: var(--bg-gray);
    border-radius: var(--radius-sm);
}

.opening-hour.closed {
    opacity: 0.6;
}

.opening-hour .day {
    font-weight: 600;
    color: var(--dark);
}

.opening-hour .hours {
    color: var(--medium-gray);
}

.opening-note {
    margin-top: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--accent);
    font-style: italic;
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    min-height: 400px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark);
    color: var(--light-gray);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-section h3 {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.footer-section h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
}

.footer-section p {
    margin-bottom: var(--spacing-xs);
    line-height: 1.7;
}

.footer-section a {
    color: var(--secondary);
}

.footer-section a:hover {
    text-decoration: underline;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-note {
    font-size: 0.85rem;
    color: var(--medium-gray);
    margin-top: 0.5rem;
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-normal);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    pointer-events: all;
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
}

/* ============================================
   LIGHTBOX
   ============================================ */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.lightbox.active {
    opacity: 1;
    pointer-events: all;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    position: relative;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--white);
    color: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.lightbox-close:hover {
    background: var(--light-gray);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--white);
    color: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-nav.prev {
    left: 2rem;
}

.lightbox-nav.next {
    right: 2rem;
}

.lightbox-nav:hover {
    background: var(--light-gray);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .section-title {
        font-size: 2rem;
    }

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

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

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

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

    .reviews-summary {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--dark);
        flex-direction: column;
        align-items: flex-start;
        padding: 5rem var(--spacing-md) var(--spacing-md);
        transition: right var(--transition-normal);
        box-shadow: var(--shadow-xl);
    }

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

    .nav-link {
        width: 100%;
        padding: var(--spacing-sm);
    }

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

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .quick-info-grid {
        grid-template-columns: 1fr;
    }

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

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

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

    .reviews-slider {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .lightbox-nav {
        width: 40px;
        height: 40px;
    }

    .lightbox-nav.prev {
        left: 1rem;
    }

    .lightbox-nav.next {
        right: 1rem;
    }

    .lightbox-close {
        top: 1rem;
        right: 1rem;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
}