/* ================================
   CSS Variables & Base Styles
   ================================ */
:root {
    --color-primary: #DA291C;
    --color-primary-dark: #B71C1C;
    --color-secondary: #1A1A1A;
    --color-background: #FFFFFF;
    --color-background-alt: #F5F5F5;
    --color-text: #1A1A1A;
    --color-text-secondary: #666666;
    --color-text-light: #FFFFFF;
    --color-border: #E0E0E0;
    --color-success: #28A745;
    --color-error: #DC3545;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    --border-radius: 8px;
    --transition: 0.3s ease;
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
}

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

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

a:hover {
    color: var(--color-primary-dark);
}

ul {
    list-style: none;
}

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

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

.hidden {
    display: none !important;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ================================
   Buttons
   ================================ */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition);
}

.primary-cta {
    background-color: var(--color-primary);
    color: var(--color-text-light);
}

.primary-cta:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-text-light);
    transform: translateY(-2px);
}

.secondary-cta {
    background-color: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.secondary-cta:hover {
    background-color: var(--color-background-alt);
}

/* ================================
   Header & Navigation
   ================================ */
.main-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);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

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

.logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--color-secondary);
    transition: color var(--transition);
}

.logo:hover .logo-text {
    color: var(--color-primary);
}

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

.nav-links a {
    color: var(--color-text);
    font-weight: 500;
    padding: var(--spacing-xs) 0;
    position: relative;
}

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

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

/* Hamburger Menu */
.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger-menu .bar {
    width: 100%;
    height: 3px;
    background-color: var(--color-secondary);
    border-radius: 2px;
    transition: all var(--transition);
}

.hamburger-menu.open .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger-menu.open .bar:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.open .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.menu-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    transition: opacity var(--transition);
}

.menu-backdrop.active {
    display: block;
    opacity: 1;
}

/* ================================
   Hero Section
   ================================ */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    text-align: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.75) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: var(--spacing-xl);
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

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

.hero-buttons .secondary-cta {
    color: var(--color-text-light);
    border-color: rgba(255, 255, 255, 0.5);
}

.hero-buttons .secondary-cta:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* ================================
   Page Hero (for sub-pages)
   ================================ */
.page-hero {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-light) 100%);
    padding: calc(var(--header-height) + var(--spacing-xl)) 0 var(--spacing-xl);
    text-align: center;
    color: var(--color-text-light);
}

.page-hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.page-hero p {
    font-size: 1.15rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* ================================
   CTA Section
   ================================ */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-text-light);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    font-size: 1.15rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

.cta-section .primary-cta {
    background-color: var(--color-text-light);
    color: var(--color-primary);
}

.cta-section .primary-cta:hover {
    background-color: rgba(255, 255, 255, 0.9);
}

/* ================================
   Sections
   ================================ */
.section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
}

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

/* ================================
   About Section
   ================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-content .section-title {
    text-align: left;
}

.about-content .lead-text {
    font-size: 1.15rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

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

.stats-row {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

.about-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

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

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

.service-card {
    background-color: var(--color-background);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1px solid var(--color-border);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
}

.service-card > p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.service-features {
    text-align: left;
    padding-left: var(--spacing-md);
}

.service-features li {
    list-style: disc;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

/* Process Section */
.process-timeline {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
}

.process-step {
    flex: 1;
    min-width: 200px;
    max-width: 220px;
    text-align: center;
    position: relative;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: var(--color-text-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.process-step h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-secondary);
}

.process-step p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ================================
   Installation Types Section
   ================================ */
.installation-section {
    background-color: var(--color-background);
}

.installation-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.installation-card {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
    align-items: center;
    background-color: var(--color-background-alt);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.installation-card:nth-child(even) {
    direction: rtl;
}

.installation-card:nth-child(even) > * {
    direction: ltr;
}

.installation-image {
    height: 100%;
    min-height: 300px;
}

.installation-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.installation-content {
    padding: var(--spacing-xl);
}

.installation-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
}

.installation-content > p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.installation-content ul {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
}

.installation-content li {
    list-style: disc;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.installation-benefit {
    background-color: rgba(218, 41, 28, 0.1);
    color: var(--color-primary-dark);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 500;
    border-left: 3px solid var(--color-primary);
}

/* Case Studies Section */
.casestudies-section {
    background-color: var(--color-background-alt);
}

.casestudies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.case-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.case-image {
    height: 220px;
    overflow: hidden;
}

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

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

.case-content {
    padding: var(--spacing-lg);
}

.case-content .case-tag {
    margin-bottom: var(--spacing-sm);
}

.case-content h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
}

.case-content > p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.case-content h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--color-secondary);
}

.case-content h4 + p {
    font-size: 0.9rem;
}

.case-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--color-primary);
    color: var(--color-text-light);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
}

.case-details {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-background-alt);
    border-radius: var(--border-radius);
}

.case-stat {
    text-align: center;
}

.case-stat .stat-value {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

.case-stat .stat-desc {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
}

/* ================================
   Contact Section
   ================================ */
.contact-section {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: var(--color-text-light);
}

.contact-section .section-title,
.contact-section .section-subtitle {
    color: var(--color-text-light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.frosted-glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-text-light);
    transition: border-color var(--transition), background-color var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: rgba(255, 255, 255, 0.15);
}

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

.error-message {
    color: #FF6B6B;
    font-size: 0.85rem;
    margin-top: var(--spacing-xs);
    min-height: 1.2em;
}

.submit-btn {
    width: 100%;
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.contact-info {
    padding: var(--spacing-lg);
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.contact-info p {
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.contact-info a {
    color: var(--color-text-light);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.contact-info a:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.business-hours {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.business-hours h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
}

.business-hours p {
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.emergency-note {
    color: var(--color-primary);
    font-weight: 600;
    margin-top: var(--spacing-sm);
}

.form-group select {
    width: 100%;
    padding: 0.875rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-text-light);
    transition: border-color var(--transition), background-color var(--transition);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ffffff' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: rgba(255, 255, 255, 0.15);
}

.form-group select option {
    background-color: var(--color-secondary);
    color: var(--color-text-light);
}

/* ================================
   Footer
   ================================ */
.main-footer {
    background-color: var(--color-secondary);
    color: var(--color-text-light);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.footer-col ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-col a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition);
}

.footer-col a:hover {
    color: var(--color-primary);
}

.contact-details {
    line-height: 1.8;
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ================================
   Back to Top Button
   ================================ */
.back-to-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: var(--color-text-light);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    z-index: 999;
    box-shadow: 0 4px 15px rgba(218, 41, 28, 0.3);
}

.back-to-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top-btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
}

/* ================================
   Toast Container
   ================================ */
#toast-container {
    position: fixed;
    bottom: 100px;
    right: 30px;
    z-index: 1001;
}

.toast {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
    animation: slideIn 0.3s ease;
    max-width: 350px;
}

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

.toast.error {
    background-color: var(--color-error);
    color: var(--color-text-light);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ================================
   Cookie Banner
   ================================ */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-secondary);
    color: var(--color-text-light);
    padding: var(--spacing-md);
    z-index: 1000;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
}

.cookie-banner-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.cookie-banner-content p {
    flex: 1;
    min-width: 300px;
    margin: 0;
    font-size: 0.95rem;
}

.cookie-banner-content a {
    color: var(--color-primary);
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

/* ================================
   Legal Pages
   ================================ */
.legal-page {
    padding-top: calc(var(--header-height) + var(--spacing-xl));
    min-height: 100vh;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

.legal-content h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-secondary);
}

.legal-content h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
}

.legal-content p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

.legal-content ul {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.legal-content li {
    list-style: disc;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-secondary);
}

/* ================================
   Mobile Responsive
   ================================ */
@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .about-content .section-title {
        text-align: center;
    }
    
    .about-image {
        order: -1;
    }
    
    .stats-row {
        justify-content: center;
    }
    
    .installation-card {
        grid-template-columns: 1fr;
    }
    
    .installation-card:nth-child(even) {
        direction: ltr;
    }
    
    .installation-image {
        min-height: 250px;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .hamburger-menu {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-background);
        flex-direction: column;
        padding: calc(var(--header-height) + var(--spacing-lg)) var(--spacing-lg);
        gap: var(--spacing-md);
        transition: right var(--transition);
        z-index: 999;
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.open {
        right: 0;
    }
    
    .nav-links a {
        font-size: 1.1rem;
        padding: var(--spacing-sm) 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .process-timeline {
        flex-direction: column;
        align-items: center;
    }
    
    .process-step {
        max-width: 100%;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .cookie-banner-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .services-grid,
    .casestudies-grid {
        grid-template-columns: 1fr;
    }
    
    .back-to-top-btn {
        right: 20px;
        bottom: 20px;
        width: 45px;
        height: 45px;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
}