/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --primary: #1a365d;
    --primary-light: #2c5282;
    --primary-dark: #0f2744;
    --secondary: #c9a227;
    --secondary-light: #d4b341;
    --secondary-dark: #a68a1f;
    --accent: #e53e3e;
    --dark: #1a202c;
    --dark-light: #2d3748;
    --gray-900: #171923;
    --gray-800: #1a202c;
    --gray-700: #2d3748;
    --gray-600: #4a5568;
    --gray-500: #718096;
    --gray-400: #a0aec0;
    --gray-300: #cbd5e0;
    --gray-200: #e2e8f0;
    --gray-100: #edf2f7;
    --gray-50: #f7fafc;
    --white: #ffffff;

    /* Typography */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-padding: 100px;
    --container-padding: 20px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

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

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

ul {
    list-style: none;
}

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

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

/* ===== Preloader ===== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    text-align: center;
    color: var(--white);
}

.loader p {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-top: 20px;
    letter-spacing: 2px;
}

.elevator-icon {
    width: 60px;
    height: 100px;
    border: 3px solid var(--secondary);
    border-radius: var(--radius);
    position: relative;
    margin: 0 auto;
}

.elevator-car {
    width: 40px;
    height: 30px;
    background: var(--secondary);
    border-radius: var(--radius-sm);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    animation: elevatorMove 1.5s ease-in-out infinite;
}

@keyframes elevatorMove {
    0%, 100% { top: 60px; }
    50% { top: 10px; }
}

/* ===== Container ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ===== Section ===== */
.section {
    padding: var(--section-padding) 0;
}

.section-header {
    margin-bottom: 60px;
}

.section-header.center {
    text-align: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-header.light {
    color: var(--white);
}

.section-header.light .section-tag {
    color: var(--secondary);
}

.section-header.light .section-description {
    color: var(--gray-300);
}

.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--secondary);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 600;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 20px;
}

.section-header.light .section-title {
    color: var(--white);
}

.section-title .highlight {
    color: var(--secondary);
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
}

.section-header.center .section-description {
    margin: 0 auto;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: var(--transition);
    white-space: nowrap;
}

.btn svg {
    transition: transform var(--transition);
}

.btn:hover svg {
    transform: translateX(4px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    color: var(--dark);
    box-shadow: 0 4px 15px rgba(201, 162, 39, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 162, 39, 0.4);
}

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

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

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

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

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* ===== Header & Navigation ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
}

.navbar {
    padding: 20px 0;
    transition: var(--transition);
}

.header.scrolled .navbar {
    padding: 12px 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
    transition: var(--transition);
}

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

.logo-accent {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--secondary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 10px 18px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.header.scrolled .nav-link {
    color: var(--gray-700);
}

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

.nav-cta {
    margin-left: 20px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.header.scrolled .hamburger span {
    background: var(--dark);
}

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

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

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

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

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

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.95) 0%, rgba(26, 54, 93, 0.7) 50%, rgba(26, 54, 93, 0.85) 100%);
}

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

.hero-content {
    max-width: 800px;
    padding: 120px 0 80px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--white);
    backdrop-filter: blur(10px);
    margin-bottom: 30px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--secondary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 24px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 50%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-300);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--gray-400);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: bounce 2s ease-in-out infinite;
}

.mouse {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 8px;
    background: var(--secondary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {
    0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.5; transform: translateX(-50%) translateY(8px); }
}

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

/* ===== Animations ===== */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Clients Marquee ===== */
.clients-marquee {
    background: var(--primary);
    padding: 20px 0;
    overflow: hidden;
}

.marquee-content {
    display: flex;
    gap: 30px;
    animation: marquee 30s linear infinite;
    white-space: nowrap;
}

.marquee-content span {
    font-size: 0.9375rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.marquee-content .dot {
    color: var(--secondary);
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ===== About Section ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-images {
    position: relative;
}

.about-img-wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-img-wrapper.primary {
    width: 100%;
}

.about-img-wrapper.secondary {
    position: absolute;
    width: 60%;
    bottom: -40px;
    right: -40px;
    border: 6px solid var(--white);
}

.about-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.experience-badge {
    position: absolute;
    top: 40px;
    left: -30px;
    background: var(--secondary);
    color: var(--dark);
    padding: 20px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

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

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

.exp-text {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.4;
}

.about-text {
    color: var(--gray-600);
    margin-bottom: 20px;
}

.about-text strong {
    color: var(--primary);
}

.about-features {
    display: grid;
    gap: 20px;
    margin: 40px 0;
}

.feature-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--white);
}

.feature-text h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.feature-text p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ===== Services Section ===== */
.services {
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-card.featured {
    grid-column: span 2;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
}

.service-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.service-card.featured .service-image {
    height: 100%;
    min-height: 300px;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.service-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(to top, rgba(26, 54, 93, 0.9), transparent);
}

.service-content {
    padding: 30px;
    flex: 1;
}

.service-card.featured .service-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    color: var(--white);
}

.service-card.featured .service-content h3 {
    color: var(--white);
}

.service-card.featured .service-content p {
    color: var(--gray-300);
}

.service-card.featured .service-list li {
    color: var(--gray-200);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--dark);
}

.service-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-content p {
    color: var(--gray-600);
    margin-bottom: 20px;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.service-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--secondary);
    border-radius: 50%;
}

/* ===== Products Section ===== */
.products-tabs {
    margin-top: 40px;
}

.tabs-nav {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 50px;
}

.tab-btn {
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-600);
    background: var(--gray-100);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.tab-btn:hover {
    background: var(--gray-200);
}

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

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.product-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.product-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 14px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--secondary);
    color: var(--dark);
    border-radius: var(--radius-full);
}

.product-badge.premium {
    background: var(--primary);
    color: var(--white);
}

.product-content {
    padding: 24px;
}

.product-content h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 10px;
}

.product-content p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin-bottom: 16px;
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-features span {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.product-features svg {
    width: 16px;
    height: 16px;
    stroke: var(--secondary);
    flex-shrink: 0;
}

/* ===== Why Us Section ===== */
.why-us {
    position: relative;
    overflow: hidden;
}

.why-us-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.why-us-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.why-us-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.97) 0%, rgba(26, 54, 93, 0.9) 100%);
}

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

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.why-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: 40px;
    position: relative;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.why-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.why-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--dark);
}

.why-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.05);
}

.why-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 12px;
}

.why-card p {
    color: var(--gray-400);
    font-size: 0.9375rem;
}

/* ===== Stats Section ===== */
.stats-section {
    background: var(--white);
    padding: 80px 0;
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 30px;
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    transition: var(--transition);
}

.stat-card:hover {
    background: var(--primary);
    transform: translateY(-5px);
}

.stat-card:hover .stat-icon {
    background: rgba(255, 255, 255, 0.2);
}

.stat-card:hover .stat-icon svg {
    stroke: var(--white);
}

.stat-card:hover .stat-content span {
    color: var(--secondary);
}

.stat-card:hover .stat-content p {
    color: var(--gray-300);
}

.stat-icon {
    width: 64px;
    height: 64px;
    background: var(--primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.stat-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--white);
    transition: var(--transition);
}

.stat-content span {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    transition: var(--transition);
}

.stat-content p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin-top: 4px;
    transition: var(--transition);
}

/* ===== Testimonials Section ===== */
.testimonials {
    background: var(--gray-50);
}

.testimonials-slider {
    position: relative;
    overflow: hidden;
}

.testimonials-track {
    display: flex;
    gap: 30px;
    transition: transform 0.5s ease;
}

.testimonial-card {
    flex: 0 0 calc(33.333% - 20px);
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.testimonial-content {
    margin-bottom: 30px;
}

.quote-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
}

.quote-icon svg {
    width: 48px;
    height: 48px;
    fill: var(--secondary);
    opacity: 0.3;
}

.testimonial-content p {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.8;
    font-style: italic;
}

.testimonial-rating {
    display: flex;
    gap: 4px;
    margin-top: 16px;
}

.testimonial-rating span {
    color: var(--secondary);
    font-size: 1.125rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.testimonial-author img {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
}

.author-info p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 50px;
}

.slider-btn {
    width: 48px;
    height: 48px;
    border: 2px solid var(--gray-300);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.slider-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.slider-btn:hover svg {
    stroke: var(--white);
}

.slider-btn svg {
    width: 20px;
    height: 20px;
    stroke: var(--gray-600);
    transition: var(--transition);
}

.slider-dots {
    display: flex;
    gap: 10px;
}

.slider-dots .dot {
    width: 10px;
    height: 10px;
    background: var(--gray-300);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.slider-dots .dot.active {
    background: var(--secondary);
    width: 30px;
    border-radius: 5px;
}

/* ===== Service Areas Section ===== */
.service-areas .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.section-text {
    color: var(--gray-600);
    margin-bottom: 30px;
}

.areas-list {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.area-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-700);
    transition: var(--transition);
}

.area-item:hover {
    background: var(--primary);
    color: var(--white);
}

.area-item:hover svg {
    stroke: var(--secondary);
}

.area-item svg {
    width: 18px;
    height: 18px;
    stroke: var(--primary);
    transition: var(--transition);
}

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

.areas-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== FAQ Section ===== */
.faq {
    background: var(--gray-50);
}

.faq-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

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

.faq-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.accordion {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.accordion-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
    text-align: left;
    transition: var(--transition);
}

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

.accordion-header svg {
    width: 20px;
    height: 20px;
    stroke: var(--gray-500);
    transition: transform var(--transition);
}

.accordion-item.active .accordion-header svg {
    transform: rotate(180deg);
    stroke: var(--secondary);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-item.active .accordion-content {
    max-height: 300px;
}

.accordion-content p {
    padding: 0 24px 24px;
    color: var(--gray-600);
    font-size: 0.9375rem;
}

/* ===== CTA Section ===== */
.cta-section {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.cta-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.95) 0%, rgba(26, 54, 93, 0.85) 100%);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--gray-300);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* ===== Contact Section ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.contact-description {
    color: var(--gray-600);
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    gap: 20px;
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: var(--primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--white);
}

.contact-text h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.contact-text p {
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.contact-text a {
    color: var(--gray-600);
}

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

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
}

.social-link:hover svg {
    fill: var(--white);
    stroke: var(--white);
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: var(--gray-600);
    stroke: var(--gray-600);
    transition: var(--transition);
}

.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 50px;
    box-shadow: var(--shadow-xl);
}

.contact-form h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    font-size: 1rem;
    color: var(--dark);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary);
    background: var(--white);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%234a5568' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 20px;
}

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

/* ===== Footer ===== */
.footer {
    background: var(--dark);
    color: var(--gray-400);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

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

.footer-social a:hover {
    background: var(--secondary);
}

.footer-social svg {
    width: 18px;
    height: 18px;
    fill: var(--gray-400);
    stroke: var(--gray-400);
    transition: var(--transition);
}

.footer-social a:hover svg {
    fill: var(--dark);
    stroke: var(--dark);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 24px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--gray-400);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--secondary);
    padding-left: 8px;
}

.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contact li {
    display: flex;
    gap: 12px;
    font-size: 0.9375rem;
}

.footer-contact svg {
    width: 20px;
    height: 20px;
    stroke: var(--secondary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 0.875rem;
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a:hover {
    color: var(--secondary);
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

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

.back-to-top svg {
    width: 24px;
    height: 24px;
    stroke: var(--dark);
}

/* ===== Responsive Design ===== */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

@media (max-width: 992px) {
    :root {
        --section-padding: 80px;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        padding: 40px;
        transition: var(--transition);
        box-shadow: var(--shadow-xl);
    }

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

    .nav-link {
        color: var(--gray-700);
        width: 100%;
        text-align: center;
        padding: 16px;
    }

    .nav-cta {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-img-wrapper.secondary {
        right: 0;
    }

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

    .service-card.featured {
        grid-column: span 2;
        grid-row: span 1;
    }

    .service-card.featured .service-image {
        min-height: 250px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .service-areas .container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .faq-wrapper {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .faq-image {
        order: 2;
    }

    .testimonial-card {
        flex: 0 0 calc(50% - 15px);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .hero-content {
        padding: 100px 0 60px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .stat-divider {
        display: none;
    }

    .scroll-indicator {
        display: none;
    }

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

    .service-card.featured {
        grid-column: span 1;
    }

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

    .why-us-grid {
        grid-template-columns: 1fr;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .contact-form-wrapper {
        padding: 30px;
    }

    .testimonial-card {
        flex: 0 0 100%;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

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

    .hero-cta .btn {
        width: 100%;
    }

    .experience-badge {
        left: 10px;
        top: 20px;
        padding: 16px 20px;
    }

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

    .tabs-nav {
        flex-direction: column;
    }

    .tab-btn {
        width: 100%;
    }

    .areas-list {
        justify-content: center;
    }
}

/* ===== Smooth Scroll Animation on Scroll ===== */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Selection ===== */
::selection {
    background: var(--secondary);
    color: var(--dark);
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}