/* ============================================
   MAaN Detailing - Modern Engineering Website
   ============================================ */

/* ============================================
   CSS VARIABLES & RESET
   ============================================ */
:root {
    /* Colors */
    --primary-color: #B32A37;
    --primary-dark: #862029;
    --primary-light: #C1505B;
    --secondary-color: #ff6b35;
    --accent-color: #ffd23f;

    --dark-bg: #0a1929;
    --dark-bg-alt: #132f4c;
    --light-bg: #f5f7fa;
    --white: #ffffff;

    --text-dark: #1a2332;
    --text-gray: #5a6c7d;
    --text-light: #8b98a5;

    --border-color: #e4e7eb;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.20);

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Rajdhani', sans-serif;

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

    /* Elevation */
    --hover-lift: -6px;
    --hover-shadow: var(--shadow-lg);
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.7;
    background: var(--white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
}

.highlight {
    color: var(--primary-color);
}

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

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

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

.section-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-gray);
    max-width: 68ch;
    margin: 0 auto;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-gray);
    max-width: 68ch;
    margin: 0 auto;
}

.subsection-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 40px;
}

/* Breadcrumbs */
.breadcrumb {
    margin-bottom: 22px;
    color: var(--text-gray);
    font-size: 0.95rem;
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.breadcrumb li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.breadcrumb li+li::before {
    content: '>';
    color: var(--text-light);
}

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

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

.breadcrumb [aria-current="page"] {
    color: var(--text-dark);
    font-weight: 600;
}

/* Breadcrumb contrast on dark sections */
.technology .breadcrumb {
    color: color-mix(in srgb, var(--white) 75%, transparent);
}

.technology .breadcrumb a {
    color: color-mix(in srgb, var(--white) 75%, transparent);
}

.technology .breadcrumb a:hover {
    color: var(--primary-color);
}

.technology .breadcrumb li+li::before {
    color: color-mix(in srgb, var(--white) 45%, transparent);
}

.technology .breadcrumb [aria-current="page"] {
    color: var(--white);
}

@media (max-width: 768px) {
    .breadcrumb {
        margin-bottom: 16px;
        font-size: 0.9rem;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

/* Corporate focus states */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--primary-light);
    outline: 3px solid color-mix(in srgb, var(--primary-color) 35%, transparent);
    outline-offset: 3px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--border-color);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0;
    font-size: 1.5rem;
    font-family: var(--font-heading);
    font-weight: 700;
}

.logo-img {
    height: 56px;
    width: auto;
}

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

.nav-list {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-base);
}

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

.nav-link.btn-contact {
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-radius: 6px;
}

.nav-link.btn-contact::after {
    display: none;
}

.nav-link.btn-contact:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 3px;
    transition: all var(--transition-base);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    padding-top: 110px;
}

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

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

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

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 140px 0 60px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: white;
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 30px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    color: white;
    margin-bottom: 25px;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.hero-stats {
    display: flex;
    gap: 60px;
    animation: fadeInUp 0.8s ease-out 0.6s backwards;
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: white;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: white;
    animation: bounce 2s infinite;
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid white;
    border-radius: 15px;
    margin: 0 auto 10px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: white;
    border-radius: 2px;
    animation: scroll 2s infinite;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: 100px 0;
    background: var(--light-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.service-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card.featured {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--secondary-color);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin-bottom: 25px;
    transition: transform var(--transition-base);
}

.service-card.featured .service-icon {
    background: white;
    color: var(--primary-color);
}

.service-card:hover .service-icon {
    transform: translateY(-2px);
}

.service-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.service-description {
    color: var(--text-gray);
    margin-bottom: 25px;
    line-height: 1.8;
}

.service-card.featured .service-description {
    color: rgba(255, 255, 255, 0.9);
}

.service-features {
    margin-bottom: 30px;
}

.service-features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.service-card.featured .service-features li {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.service-features li:last-child {
    border-bottom: none;
}

.service-features i {
    color: var(--primary-color);
    font-size: 1rem;
}

.service-card.featured .service-features i {
    color: var(--accent-color);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    font-weight: 600;
    transition: gap var(--transition-base);
}

.service-card.featured .service-link {
    color: white;
}

.service-link:hover {
    gap: 14px;
}

/* Project Types */
.project-types {
    background: white;
    padding: 60px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.type-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding: 30px;
    background: var(--light-bg);
    border-radius: 12px;
    transition: all var(--transition-base);
    text-align: center;
}

.type-item:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    transform: translateY(var(--hover-lift));
    box-shadow: var(--hover-shadow);
}

.type-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    transition: color var(--transition-base);
}

.type-item:hover i {
    color: white;
}

/* ============================================
   PORTFOLIO SECTION
   ============================================ */
.portfolio {
    padding: 100px 0;
    background: white;
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 28px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.portfolio-item {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.portfolio-item:hover {
    transform: translateY(var(--hover-lift));
    box-shadow: var(--hover-shadow);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    padding-top: 75%;
}

.portfolio-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg,
            color-mix(in srgb, var(--primary-color) 92%, transparent),
            color-mix(in srgb, var(--primary-dark) 92%, transparent));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.portfolio-content {
    text-align: center;
    color: white;
    padding: 30px;
}

.portfolio-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.portfolio-content p {
    font-size: 0.875rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

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

.portfolio-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.portfolio-cta {
    text-align: center;
    padding: 60px;
    background: var(--light-bg);
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.portfolio-cta p {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 25px;
}

/* ============================================
   TECHNOLOGY SECTION
   ============================================ */
.technology {
    padding: 100px 0;
    background: var(--dark-bg);
    color: white;
}

.technology .section-badge {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
}

.technology .section-title,
.technology .subsection-title {
    color: white;
}

.technology .section-description {
    color: rgba(255, 255, 255, 0.8);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.tech-card {
    background: var(--dark-bg-alt);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
}

/* Home: Technology Highlights (logo-only cards) */
.technology-highlights .tech-card {
    background: var(--white);
    border-color: var(--border-color);
}

/* Technology page: white cards with readable (dark) content */
.technology-cards-light .tech-card {
    background: var(--white);
    border-color: var(--border-color);
    color: var(--text-dark);
}

.technology-cards-light .tech-card h3 {
    color: var(--text-dark);
}

.technology-cards-light .tech-card p {
    color: var(--text-gray);
}

.technology-cards-light .tech-features li {
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    border-color: color-mix(in srgb, var(--primary-color) 28%, transparent);
    color: var(--text-dark);
}

.tech-card:hover {
    transform: translateY(var(--hover-lift));
    border-color: var(--primary-color);
    box-shadow: var(--hover-shadow);
}

.tech-logo {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.tech-logo img {
    max-height: 100%;
    max-width: 80%;
    object-fit: contain;
}

.tech-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.tech-card p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
    line-height: 1.8;
}

.tech-features {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.tech-features li {
    padding: 8px 16px;
    background: rgba(0, 102, 204, 0.2);
    border: 1px solid rgba(0, 102, 204, 0.4);
    border-radius: 20px;
    font-size: 0.875rem;
    color: var(--primary-light);
}

.tech-benefits {
    background: var(--dark-bg-alt);
    padding: 60px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

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

.benefit-item i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.benefit-item h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 10px;
}

.benefit-item p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: 100px 0;
    background: var(--light-bg);
}

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

.about-text {
    color: var(--text-gray);
    margin-bottom: 25px;
    line-height: 1.8;
    font-size: 1.05rem;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin: 40px 0;
}

.feature-item {
    display: flex;
    gap: 15px;
}

.feature-item i {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-item h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    margin-bottom: 5px;
}

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

.about-cta {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-wrapper img {
    width: 100%;
    height: auto;
}

.experience-badge {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--secondary-color), #ff8c5a);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-lg);
}

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

.badge-text {
    font-size: 0.75rem;
    text-align: center;
    line-height: 1.2;
}

.stats-box {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.stat {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.stat i {
    font-size: 2rem;
    color: var(--primary-color);
}

.stat h4 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 5px;
}

.stat p {
    font-size: 0.75rem;
    color: var(--text-gray);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: 100px 0;
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
}

.info-item {
    display: flex;
    gap: 20px;
    padding: 25px 0;
    border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
    border-bottom: none;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.info-content h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    margin-bottom: 5px;
}

.info-content p {
    color: var(--text-gray);
}

.social-links {
    margin-top: 40px;
}

.social-links h4 {
    font-family: var(--font-heading);
    margin-bottom: 20px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    width: 45px;
    height: 45px;
    background: var(--light-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.125rem;
    transition: all var(--transition-base);
}

.social-icons a:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    transform: translateY(-3px);
}

.contact-form {
    background: var(--light-bg);
    padding: 40px;
    border-radius: 16px;
}

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

.form-group {
    position: relative;
    margin-bottom: 25px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 16px 50px 16px 20px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-base);
    background: white;
}

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

.form-group i {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-group select {
    appearance: none;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark-bg);
    color: white;
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 45px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 30px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: var(--dark-bg-alt);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 25px;
}

.footer-col ul li {
    margin-bottom: 12px;
}

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

.footer-col ul li a:hover {
    color: white;
    padding-left: 5px;
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: var(--dark-bg-alt);
    border-radius: 8px;
    color: white;
    font-family: var(--font-primary);
}

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

.newsletter-form button {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all var(--transition-base);
}

.newsletter-form button:hover {
    transform: translateY(-2px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    gap: 30px;
}

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

.footer-links a:hover {
    color: white;
}

/* ============================================
   LEGAL POPUPS (PRIVACY / TERMS)
   ============================================ */
body.modal-open {
    overflow: hidden;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 99999;
}

.modal-overlay[hidden] {
    display: none;
}

.modal {
    width: min(920px, 100%);
    max-height: min(82vh, 760px);
    overflow: auto;
    background: var(--white);
    color: var(--text-dark);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    padding: 30px;
    position: relative;
}

.modal:focus {
    outline: none;
}

.modal-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: 8px;
}

.modal-updated {
    color: var(--text-gray);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.modal h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    margin-top: 22px;
    margin-bottom: 10px;
}

.modal p {
    color: var(--text-gray);
    margin-bottom: 12px;
    line-height: 1.85;
}

.modal a {
    color: var(--primary-color);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.modal ul {
    list-style: disc;
    padding-left: 22px;
    margin: 10px 0 16px;
}

.modal li {
    color: var(--text-gray);
    margin-bottom: 8px;
    line-height: 1.8;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    background: var(--light-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: var(--white);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: rotate(90deg);
}

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
}

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

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

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0) translateX(-50%);
    }

    50% {
        transform: translateY(-10px) translateX(-50%);
    }
}

@keyframes scroll {
    0% {
        opacity: 1;
        top: 8px;
    }

    100% {
        opacity: 0;
        top: 24px;
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .section-title {
        font-size: 2.5rem;
    }

    .hero-title {
        font-size: 3.5rem;
    }
}

@media (max-width: 992px) {
    .hamburger {
        display: flex;
        z-index: 1001;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: white;
        box-shadow: var(--shadow-xl);
        padding: 100px 40px;
        transition: right var(--transition-slow);
        z-index: 1000;
    }

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

    .nav-list {
        flex-direction: column;
        gap: 25px;
        align-items: flex-start;
    }

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

    .hero-stats {
        gap: 40px;
    }

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

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

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

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }

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

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

    .hero-content {
        padding-top: 120px;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

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

    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }

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

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

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

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

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

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

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-content {
        padding-top: 110px;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .types-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .project-types,
    .tech-benefits,
    .contact-form {
        padding: 30px 20px;
    }
}

/* Respect reduced-motion preferences */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}