/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --color-primary: #2E7D32;
    --color-primary-dark: #1B5E20;
    --color-primary-light: #4CAF50;
    --color-secondary: #FFC107;
    --color-secondary-dark: #FFA000;

    --color-text: #333333;
    --color-text-light: #666666;
    --color-text-muted: #999999;

    --color-bg: #FFFFFF;
    --color-bg-alt: #F5F5F5;
    --color-bg-dark: #1a1a1a;

    --color-border: #E0E0E0;
    --color-success: #4CAF50;
    --color-error: #F44336;

    /* Typography */
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-size-3xl: 32px;
    --font-size-4xl: 40px;
    --font-size-5xl: 48px;

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height: 1.6;
    --line-height-tight: 1.2;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
    --spacing-4xl: 96px;

    /* Layout */
    --container-max: 1200px;
    --container-padding: 20px;

    /* Effects */
    --border-radius: 8px;
    --border-radius-lg: 16px;
    --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);
    --transition: 0.3s ease;

    /* Header */
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

.hidden {
    display: none !important;
}

/* ===== Container ===== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius);
    transition: all var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
}

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

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

.btn-outline {
    background-color: transparent;
    color: white;
    border-color: white;
}

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

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.nav {
    display: none;
}

.nav-list {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    position: relative;
    white-space: nowrap;
}

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

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

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

.header-actions {
    display: none;
    align-items: center;
    gap: var(--spacing-lg);
}

.header-phone {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.header-phone-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text);
    transition: color var(--transition);
    white-space: nowrap;
    font-size: var(--font-size-sm);
}

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

.header-phone-link svg {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
}

.header-cta {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
}

/* Burger Menu */
.burger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
    position: relative;
    z-index: 1002;
}

.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--transition);
}

.burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

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

/* Mobile Navigation */
.nav.active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    padding-top: var(--header-height);
    background-color: #ffffff;
    z-index: 1001;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.nav.active .nav-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-xl);
}

.nav.active .nav-link {
    display: block;
    font-size: var(--font-size-xl);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--color-border);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: white;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('https://images.unsplash.com/photo-1509391366360-2e959784a276?w=1920&q=80');
    background-size: cover;
    background-position: center;
    opacity: 0.2;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 700px;
    padding: var(--spacing-3xl) 0;
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.hero-feature svg {
    color: var(--color-secondary);
}

/* ===== Sections ===== */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
}

/* ===== About Section ===== */
.about-content {
    display: grid;
    gap: var(--spacing-2xl);
}

.about-text {
    max-width: 700px;
}

.about-lead {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.about-text p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.stat {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--color-bg-alt);
    border-radius: var(--border-radius);
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* ===== Services Section ===== */
.services {
    background-color: var(--color-bg-alt);
}

.services-grid {
    display: grid;
    gap: var(--spacing-lg);
}

.service-card {
    background-color: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

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

.service-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.service-desc {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* ===== Advantages Section ===== */
.advantages-grid {
    display: grid;
    gap: var(--spacing-lg);
}

.advantage-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.advantage-icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary);
    margin: 0 auto var(--spacing-md);
}

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

.advantage-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.advantage-desc {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* ===== Portfolio Section ===== */
.portfolio {
    background-color: var(--color-bg-alt);
}

.portfolio-grid {
    display: grid;
    gap: var(--spacing-md);
}

.portfolio-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
}

.portfolio-image {
    position: relative;
    aspect-ratio: 3/2;
}

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

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

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-lg);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    transform: translateY(100%);
    transition: transform var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-category {
    font-size: var(--font-size-sm);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
}

.portfolio-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

.portfolio-location {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

/* ===== Contact Form Section ===== */
.contact-form-section {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: white;
}

.contact-form-section .section-title,
.contact-form-section .section-subtitle {
    color: white;
}

.contact-form {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-grid {
    display: grid;
    gap: var(--spacing-lg);
}

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

.form-group-full {
    grid-column: 1 / -1;
}

.form-label {
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.form-input,
.form-select {
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-bg);
    color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.1);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-select {
    cursor: pointer;
}

.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.radio-label input[type="radio"] {
    display: none;
}

.radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    position: relative;
    transition: border-color var(--transition);
}

.radio-label input[type="radio"]:checked + .radio-custom {
    border-color: var(--color-primary);
}

.radio-label input[type="radio"]:checked + .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background-color: var(--color-primary);
    border-radius: 50%;
}

.form-submit {
    text-align: center;
    margin-top: var(--spacing-xl);
}

.form-note {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ===== Footer ===== */
.footer {
    background-color: var(--color-bg-dark);
    color: white;
    padding-top: var(--spacing-3xl);
}

.footer-grid {
    display: grid;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    color: white;
    margin-bottom: var(--spacing-md);
}

.footer-desc {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
}

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

.footer-contact-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact-list a:hover {
    color: var(--color-secondary);
}

.footer-contact-list svg {
    flex-shrink: 0;
}

.footer-nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-nav-list a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    transition: color var(--transition);
}

.footer-nav-list a:hover {
    color: var(--color-secondary);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    transition: all var(--transition);
}

.social-link:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
}


.footer-bottom {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-sm);
}

/* ===== Lightbox ===== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    color: white;
    font-size: 40px;
    padding: var(--spacing-md);
    transition: opacity var(--transition);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 0.7;
}

.lightbox-close {
    top: var(--spacing-lg);
    right: var(--spacing-lg);
}

.lightbox-prev {
    left: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
}

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

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

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

.animate {
    animation: fadeInUp 0.6s ease forwards;
}

/* ===== Responsive ===== */
@media (min-width: 640px) {
    .about-stats {
        grid-template-columns: repeat(4, 1fr);
    }

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

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

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

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

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

@media (min-width: 768px) {
    :root {
        --font-size-3xl: 40px;
        --font-size-4xl: 48px;
        --font-size-5xl: 56px;
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .advantages-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .portfolio-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .contact-form {
        padding: var(--spacing-2xl);
    }
}

@media (min-width: 1024px) {
    .burger {
        display: none;
    }

    .nav {
        display: flex;
    }

    .header-actions {
        display: flex;
    }

    .hero-title {
        font-size: var(--font-size-5xl);
    }

    .hero-content {
        padding: var(--spacing-4xl) 0;
    }

    .section {
        padding: var(--spacing-4xl) 0;
    }

    .about-content {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }

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

    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

/* ===== Form Success/Error States ===== */
.form-success {
    text-align: center;
    padding: var(--spacing-2xl);
}

.form-success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-success);
}

.form-success-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.form-success-text {
    color: var(--color-text-light);
}

.form-input.error,
.form-select.error {
    border-color: var(--color-error);
}

.form-error-message {
    color: var(--color-error);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* ===== Loading State ===== */
.btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid white;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ===== Portfolio Video ===== */
.portfolio-video {
    position: relative;
    cursor: pointer;
}

.portfolio-video img,
.portfolio-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.portfolio-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 64px;
    height: 64px;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.portfolio-video:hover .portfolio-play {
    background-color: var(--color-primary);
    transform: translate(-50%, -50%) scale(1.1);
}

.portfolio-play svg {
    margin-left: 4px;
}

/* ===== Video Modal ===== */
.video-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.9);
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 900px;
    aspect-ratio: 16/9;
}

.video-modal-content iframe,
.video-modal-content video {
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius);
    background-color: #000;
}

.video-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: white;
    font-size: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    line-height: 1;
    transition: opacity var(--transition);
}

.video-modal-close:hover,
.lightbox-close:hover {
    opacity: 0.7;
}

/* ===== Image Lightbox ===== */
.lightbox-modal .lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-image {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--border-radius);
}

.lightbox-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.9);
}

.lightbox-close {
    position: absolute;
    top: -50px;
    right: 0;
    color: white;
    font-size: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    line-height: 1;
    z-index: 10;
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: white;
    font-size: 48px;
    background: rgba(0, 0, 0, 0.5);
    border: none;
    cursor: pointer;
    padding: 16px;
    line-height: 1;
    z-index: 10;
    border-radius: var(--border-radius);
    transition: background var(--transition);
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(0, 0, 0, 0.8);
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

@media (max-width: 768px) {
    .lightbox-prev,
    .lightbox-next {
        font-size: 32px;
        padding: 12px;
    }

    .lightbox-prev {
        left: 10px;
    }

    .lightbox-next {
        right: 10px;
    }
}

/* ===== Print Styles ===== */
@media print {
    .header,
    .hero-actions,
    .contact-form-section,
    .lightbox,
    .video-modal {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }

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