/* ============================================
   CSS Variables & Reset
   ============================================ */

:root {
    /* Brand Colors - Professional Construction Theme */
    --primary-color: #1a4d7a;
    --primary-dark: #0f3454;
    --primary-light: #2d6ba3;
    --accent-color: #d4a574;
    --accent-dark: #b8905a;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --text-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Playfair Display', Georgia, serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Mobile Spacing */
    --mobile-spacing-xs: 0.75rem;
    --mobile-spacing-sm: 1.25rem;
    --mobile-spacing-md: 1.5rem;
    --mobile-spacing-lg: 2rem;
    --mobile-spacing-xl: 2.5rem;
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.2s ease;
    --transition-slow: all 0.5s ease;
    
    /* Touch Target Size */
    --touch-target: 44px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

@media (max-width: 767px) {
    html {
        scroll-padding-top: 75px;
    }
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

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

/* ============================================
   Container & Layout
   ============================================ */

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

@media (max-width: 767px) {
    .container {
        padding: 0 var(--mobile-spacing-sm);
    }
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

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

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    min-height: 70px;
}

@media (max-width: 767px) {
    .nav-wrapper {
        padding: var(--mobile-spacing-xs) 0;
        min-height: 65px;
    }
}

.logo {
    display: inline-block;
    background: transparent;
    border: none;
    outline: none;
}

.logo:focus,
.logo:focus-visible {
    outline: none;
    background: transparent;
}

.logo img {
    height: 50px;
    width: 50px;
    object-fit: cover;
    border-radius: 4px;
    display: block;
}

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

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    transition: var(--transition);
}

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

.phone-link {
    background: var(--primary-color);
    color: var(--text-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 6px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.phone-link svg {
    flex-shrink: 0;
}

.phone-link:hover {
    background: var(--primary-dark);
    color: var(--text-white);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: var(--spacing-xs);
    background: transparent;
    min-width: var(--touch-target);
    min-height: var(--touch-target);
    justify-content: center;
    align-items: center;
    border-radius: 6px;
    transition: var(--transition);
}

.mobile-menu-toggle:hover {
    background: var(--bg-light);
}

.mobile-menu-toggle span {
    width: 26px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition-fast);
    display: block;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 70px;
}

@media (max-width: 767px) {
    .hero {
        min-height: 85vh;
        margin-top: 65px;
        padding: var(--mobile-spacing-md) 0;
    }
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('hero.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 77, 122, 0.85) 0%, rgba(15, 52, 84, 0.9) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-white);
    padding: var(--spacing-xl) 0;
    width: 100%;
}

@media (max-width: 767px) {
    .hero-content {
        padding: var(--mobile-spacing-lg) var(--mobile-spacing-sm);
    }
}

.hero-headline {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 12px rgba(0, 0, 0, 0.4);
    animation: fadeInUp 0.8s ease;
    letter-spacing: -0.02em;
}

@media (max-width: 767px) {
    .hero-headline {
        margin-bottom: var(--mobile-spacing-sm);
        line-height: 1.2;
        text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
    }
}

.hero-subheadline {
    font-size: clamp(1rem, 2vw, 1.4rem);
    margin-bottom: var(--spacing-lg);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.2s both;
    line-height: 1.6;
    padding: 0 var(--spacing-sm);
}

@media (max-width: 767px) {
    .hero-subheadline {
        margin-bottom: var(--mobile-spacing-lg);
        padding: 0;
        line-height: 1.7;
    }
}

.hero-cta-group {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.4s both;
    padding: 0 var(--spacing-sm);
}

@media (max-width: 767px) {
    .hero-cta-group {
        gap: var(--mobile-spacing-sm);
        margin-bottom: var(--mobile-spacing-xl);
        padding: 0;
        flex-direction: column;
        align-items: stretch;
    }
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 8px;
    transition: var(--transition);
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    min-height: var(--touch-target);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1.2;
}

@media (max-width: 767px) {
    .btn {
        padding: 1.1rem 2rem;
        font-size: 1rem;
        width: 100%;
        min-height: 48px;
    }
}

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

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

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

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

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

.hero-trust-indicators {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.6s both;
}

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

.trust-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: var(--spacing-xs);
}

.trust-label {
    display: block;
    font-size: 0.9rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-white);
    opacity: 0.8;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    display: block;
    font-size: 0.85rem;
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--text-white);
    border-bottom: 2px solid var(--text-white);
    transform: rotate(45deg);
    margin: 0 auto;
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ============================================
   Services Section
   ============================================ */

.services {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

@media (max-width: 767px) {
    .services {
        padding: var(--mobile-spacing-xl) 0;
    }
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.6s ease;
}

@media (max-width: 767px) {
    .section-header {
        margin-bottom: var(--mobile-spacing-lg);
    }
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.services-slider {
    position: relative;
    overflow: hidden;
    margin: var(--spacing-lg) 0;
}

.services-track {
    display: flex;
    transition: transform 0.5s ease;
    gap: var(--spacing-md);
}

.service-card {
    min-width: 100%;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

@media (max-width: 767px) {
    .service-card {
        padding: var(--mobile-spacing-lg);
        border-radius: 16px;
        margin: 0 var(--mobile-spacing-xs);
    }
}

.service-card.active {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.service-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.service-description {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    text-align: center;
}

.service-features {
    margin-top: var(--spacing-md);
}

.service-features li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-dark);
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    min-width: var(--touch-target);
    min-height: var(--touch-target);
    background: var(--primary-color);
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    z-index: 10;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
}

.slider-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.slider-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-50%) scale(1.1);
}

.slider-btn-prev {
    left: var(--spacing-sm);
}

.slider-btn-next {
    right: var(--spacing-sm);
}

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

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.slider-dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

/* Desktop: Show multiple cards */
@media (min-width: 768px) {
    .services-track {
        gap: var(--spacing-md);
    }
    
    .service-card {
        min-width: calc(50% - var(--spacing-md) / 2);
    }
}

@media (min-width: 1024px) {
    .service-card {
        min-width: calc(33.333% - var(--spacing-md) * 2 / 3);
    }
    
    .services-track {
        transform: none !important;
    }
    
    .slider-btn {
        display: none;
    }
}

/* ============================================
   Portfolio Section
   ============================================ */

.portfolio {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.portfolio-slider {
    position: relative;
    overflow: hidden;
    margin: var(--spacing-lg) 0;
}

.portfolio-track {
    display: flex;
    transition: transform 0.5s ease;
    gap: var(--spacing-md);
}

.portfolio-item {
    min-width: 100%;
    position: relative;
    animation: fadeInUp 0.6s ease;
}

.portfolio-image-wrapper {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    background: var(--bg-white);
}

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

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 77, 122, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-image-wrapper:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-view-btn {
    width: 60px;
    height: 60px;
    background: var(--accent-color);
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.portfolio-view-btn:hover {
    background: var(--accent-dark);
    transform: scale(1.1);
}

.portfolio-view-btn svg {
    width: 28px;
    height: 28px;
}

.portfolio-prev,
.portfolio-next {
    display: none;
}

.portfolio-dots {
    margin-top: var(--spacing-md);
}

/* Desktop Portfolio Grid */
@media (min-width: 768px) {
    .portfolio-track {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
        transform: none !important;
    }
    
    .portfolio-item {
        min-width: auto;
    }
    
    .portfolio-image-wrapper {
        height: 350px;
    }
    
    .portfolio-prev,
    .portfolio-next {
        display: none;
    }
}

@media (min-width: 1024px) {
    .portfolio-track {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .portfolio-image-wrapper {
        height: 400px;
    }
}

/* Lightbox Modal */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10001;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: rotate(90deg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10001;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
    left: var(--spacing-md);
}

.lightbox-next {
    right: var(--spacing-md);
}

@media (max-width: 767px) {
    .portfolio-image-wrapper {
        height: 300px;
    }
    
    .portfolio-prev,
    .portfolio-next {
        display: flex;
    }
    
    .lightbox-nav {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .lightbox-prev {
        left: 10px;
    }
    
    .lightbox-next {
        right: 10px;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
        width: 40px;
        height: 40px;
    }
}

/* ============================================
   About Section
   ============================================ */

.about {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-item {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.feature-item h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
    font-size: 1.2rem;
}

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

/* ============================================
   Service Area Section
   ============================================ */

.service-area {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

.service-areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.area-card {
    background: var(--primary-color);
    color: var(--text-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.area-card h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
}

.area-card p {
    opacity: 0.9;
}

.service-area-note {
    text-align: center;
    color: var(--text-light);
    font-style: italic;
    margin-top: var(--spacing-md);
}

/* ============================================
   Contact Section
   ============================================ */

.contact {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

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

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

.contact-item h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

.contact-link {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 1.1rem;
}

.contact-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.contact-address {
    font-style: normal;
    color: var(--text-dark);
    line-height: 1.8;
}

.contact-form-wrapper {
    background: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

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

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    min-height: var(--touch-target);
    background: var(--bg-white);
}

@media (max-width: 767px) {
    .form-group input,
    .form-group textarea {
        padding: 1rem;
        font-size: 16px; /* Prevents zoom on iOS */
        min-height: 48px;
    }
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(26, 77, 122, 0.15);
    transform: translateY(-1px);
}

.form-group textarea {
    min-height: 140px;
}

@media (max-width: 767px) {
    .form-group textarea {
        min-height: 120px;
    }
}

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

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

.footer {
    background: var(--primary-dark);
    color: var(--text-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--accent-color);
}

.footer-section p {
    opacity: 0.9;
    line-height: 1.8;
    margin-bottom: var(--spacing-xs);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a {
    opacity: 0.9;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--accent-color);
    padding-left: var(--spacing-xs);
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.social-link {
    display: inline-flex;
    align-items: center;
    opacity: 0.9;
    transition: var(--transition);
    color: var(--text-white);
    font-weight: 500;
}

.social-link:hover {
    opacity: 1;
    color: var(--accent-color);
    transform: translateX(4px);
}

.social-link svg {
    width: 24px;
    height: 24px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* ============================================
   Mobile Responsive
   ============================================ */

@media (max-width: 767px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 65px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 65px);
        background: var(--bg-white);
        flex-direction: column;
        align-items: stretch;
        padding: var(--mobile-spacing-md) var(--mobile-spacing-sm);
        box-shadow: var(--shadow-lg);
        transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: var(--mobile-spacing-sm);
        border-bottom: 1px solid var(--border-color);
        min-height: var(--touch-target);
        display: flex;
        align-items: center;
        font-size: 1.1rem;
        border-radius: 8px;
        margin-bottom: var(--mobile-spacing-xs);
    }
    
    .nav-link:last-child {
        border-bottom: none;
        margin-top: var(--mobile-spacing-sm);
    }
    
    .phone-link {
        justify-content: center;
        margin-top: var(--mobile-spacing-sm);
    }
    
    .hero-background {
        background-attachment: scroll;
    }
    
    .hero-trust-indicators {
        flex-direction: column;
        gap: var(--mobile-spacing-md);
        margin-top: var(--mobile-spacing-lg);
    }
    
    .trust-item {
        padding: var(--mobile-spacing-sm);
        background: rgba(255, 255, 255, 0.1);
        border-radius: 12px;
        backdrop-filter: blur(10px);
    }
    
    .services-track {
        gap: 0;
    }
    
    .service-card {
        padding: var(--mobile-spacing-lg);
        margin: 0 var(--mobile-spacing-xs);
    }
    
    .section-header {
        margin-bottom: var(--mobile-spacing-lg);
        padding: 0 var(--mobile-spacing-xs);
    }
    
    .section-title {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
        margin-bottom: var(--mobile-spacing-sm);
    }
    
    .section-subtitle {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--mobile-spacing-lg);
        margin-top: var(--mobile-spacing-lg);
    }
    
    .contact-form-wrapper {
        padding: var(--mobile-spacing-lg);
    }
    
    .contact-info {
        gap: var(--mobile-spacing-md);
    }
    
    .slider-btn {
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        font-size: 1.3rem;
    }
    
    .slider-btn-prev {
        left: 8px;
    }
    
    .slider-btn-next {
        right: 8px;
    }
    
    .about {
        padding: var(--mobile-spacing-xl) 0;
    }
    
    .about-features {
        grid-template-columns: 1fr;
        gap: var(--mobile-spacing-sm);
        margin-top: var(--mobile-spacing-lg);
    }
    
    .feature-item {
        padding: var(--mobile-spacing-md);
    }
    
    .service-area {
        padding: var(--mobile-spacing-xl) 0;
    }
    
    .service-areas-grid {
        grid-template-columns: 1fr;
        gap: var(--mobile-spacing-md);
        margin: var(--mobile-spacing-lg) 0;
    }
    
    .area-card {
        padding: var(--mobile-spacing-lg);
    }
    
    .portfolio {
        padding: var(--mobile-spacing-xl) 0;
    }
    
    .portfolio-image-wrapper {
        height: 280px;
        border-radius: 16px;
        margin: 0 var(--mobile-spacing-xs);
    }
    
    .portfolio-track {
        gap: 0;
    }
    
    .portfolio-item {
        margin: 0;
    }
    
    .footer {
        padding: var(--mobile-spacing-xl) 0 var(--mobile-spacing-md);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--mobile-spacing-lg);
    }
    
    .social-link {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-headline {
        font-size: clamp(1.75rem, 8vw, 2rem);
    }
    
    .hero-subheadline {
        font-size: clamp(0.95rem, 4vw, 1.1rem);
    }
    
    .section-title {
        font-size: clamp(1.5rem, 7vw, 1.8rem);
    }
    
    .service-card {
        padding: var(--mobile-spacing-md);
        margin: 0;
    }
    
    .container {
        padding: 0 var(--mobile-spacing-sm);
    }
    
    .btn {
        font-size: 0.95rem;
        padding: 1rem 1.5rem;
    }
    
    .trust-number {
        font-size: 1.75rem;
    }
    
    .trust-label {
        font-size: 0.85rem;
    }
}

/* ============================================
   Accessibility
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .hero-background {
        background-attachment: scroll;
    }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* Improve tap highlight on mobile */
@media (max-width: 767px) {
    a,
    button {
        -webkit-tap-highlight-color: rgba(26, 77, 122, 0.2);
    }
}

/* Skip to main content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: var(--text-white);
    padding: var(--spacing-sm);
    z-index: 10000;
}

.skip-link:focus {
    top: 0;
}