/* ==========================================
   IMPULJET - Modern Website Styles
   ========================================== */

/* CSS Variables */
:root {
    /* Colors - Impuljet Brand Colors */
    --primary: #c4d600;           /* Verde lima - cor do logo */
    --primary-dark: #a8b800;
    --primary-light: #d4e530;
    --secondary: #2c2c2c;         /* Cinza escuro */
    --accent: #e33b9e;            /* Magenta - destaque */
    --accent-secondary: #dd5135;  /* Laranja/Vermelho */
    --teal: #33baab;              /* Teal - cor secundaria */
    --dark: #1a1a1a;
    --dark-light: #252525;
    --gray-900: #2c2c2c;
    --gray-800: #3d3d3d;
    --gray-700: #555555;
    --gray-600: #6e6e6e;
    --gray-500: #888888;
    --gray-400: #a3a3a3;
    --gray-300: #c4c4c4;
    --gray-200: #e0e0e0;
    --gray-100: #f5f5f5;
    --white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --gradient-dark: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%);
    --gradient-accent: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    --gradient-vibrant: linear-gradient(135deg, #c4d600 0%, #e33b9e 50%, #dd5135 100%);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 40px rgba(196, 214, 0, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

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

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

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-300);
    background-color: var(--dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* ==========================================
   Typography
   ========================================== */

h1, h2, h3, h4, h5, h6 {
    color: var(--white);
    font-weight: 700;
    line-height: 1.2;
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-lg);
}

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

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-400);
    max-width: 600px;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-4xl);
}

.section-header .section-subtitle {
    margin: 0 auto;
}

/* ==========================================
   Buttons
   ========================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(196, 214, 0, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(196, 214, 0, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--gray-700);
}

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

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

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

.btn-icon {
    width: 1.25rem;
    height: 1.25rem;
    transition: transform var(--transition-fast);
}

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

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-lg) 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.logo {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: 0.05em;
}

.logo-tagline {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

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

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-300);
    position: relative;
}

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

.nav-links a:hover,
.nav-links a.active {
    color: var(--white);
}

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

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

.language-selector {
    display: flex;
    gap: var(--spacing-xs);
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--gray-500);
    font-size: 0.8125rem;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.lang-btn:hover,
.lang-btn.active {
    color: var(--white);
}

.nav-cta {
    padding: 0.625rem 1.25rem;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all var(--transition-base);
}

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

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-4xl) 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: -2;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to bottom, rgba(26, 26, 26, 0.7) 0%, rgba(26, 26, 26, 0.5) 50%, rgba(26, 26, 26, 0.8) 100%),
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(196, 214, 0, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 90% 80%, rgba(227, 59, 158, 0.08) 0%, transparent 50%);
}

.hero-particles {
    position: absolute;
    inset: 0;
    opacity: 0.5;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(196, 214, 0, 0.1);
    border: 1px solid rgba(196, 214, 0, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--gray-300);
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.6s ease;
}

.badge-icon {
    color: var(--primary);
}

.hero-title {
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.6s ease 0.1s both;
}

.title-accent {
    color: var(--primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-400);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-4xl);
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2xl);
    animation: fadeInUp 0.6s ease 0.4s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
}

.stat-unit {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: var(--spacing-xs);
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: var(--gray-700);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-500);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: bounce 2s infinite;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--gray-500), transparent);
}

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

.about {
    padding: var(--spacing-4xl) 0;
    background: var(--dark-light);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.about-text {
    color: var(--gray-400);
    margin-bottom: var(--spacing-lg);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

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

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(196, 214, 0, 0.1);
    border-radius: var(--radius-lg);
}

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

.feature-content h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

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

.about-visual {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.visual-card {
    background: var(--gradient-dark);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
}

.visual-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.main-card {
    background: var(--gradient-primary);
    border: none;
}

.main-card .card-content h3,
.main-card .card-content p {
    color: var(--white);
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

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

.secondary-card .card-icon {
    background: rgba(196, 214, 0, 0.1);
}

.secondary-card .card-icon svg {
    color: var(--primary);
}

.card-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

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

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

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.service-card {
    position: relative;
    background: var(--dark-light);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--gray-700);
    box-shadow: var(--shadow-2xl);
}

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

.service-card.featured {
    background: var(--gradient-primary);
    border-color: transparent;
}

.service-card.featured::before {
    display: none;
}

.service-badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--white);
}

.service-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-800);
    line-height: 1;
    margin-bottom: var(--spacing-lg);
}

.service-card.featured .service-number {
    color: rgba(255, 255, 255, 0.2);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(196, 214, 0, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

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

.service-card.featured .service-icon {
    background: rgba(255, 255, 255, 0.2);
}

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

.service-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.service-description {
    color: var(--gray-400);
    margin-bottom: var(--spacing-lg);
    font-size: 0.9375rem;
}

.service-card.featured .service-description {
    color: rgba(255, 255, 255, 0.8);
}

.service-features {
    margin-bottom: var(--spacing-xl);
}

.service-features li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--gray-500);
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

.service-card.featured .service-features li {
    color: rgba(255, 255, 255, 0.7);
}

.service-card.featured .service-features li::before {
    background: var(--white);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--primary);
}

.service-link svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast);
}

.service-link:hover svg {
    transform: translateX(4px);
}

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

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

.portfolio {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(to bottom, var(--gray-100) 0%, var(--gray-200) 100%);
}

.portfolio .section-label {
    color: var(--primary-dark);
}

.portfolio .section-title {
    color: var(--gray-900);
}

.portfolio .section-subtitle {
    color: var(--gray-600);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 1;
    background: var(--white);
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-base);
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: var(--spacing-lg);
    background: var(--white);
    transition: transform var(--transition-slow);
}

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

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.95) 0%, rgba(26, 26, 26, 0.7) 40%, transparent 100%);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.portfolio-category {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary);
    border-radius: var(--radius-full);
}

.portfolio-cta {
    text-align: center;
}

.portfolio-cta .btn-primary {
    background: var(--primary);
    color: var(--gray-900);
}

/* ==========================================
   Facilities Section
   ========================================== */

.facilities {
    padding: var(--spacing-4xl) 0;
    background: var(--dark-light);
}

.facilities-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.facilities-text {
    color: var(--gray-400);
    margin-bottom: var(--spacing-2xl);
}

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

.facility-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--dark);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.facility-item:hover {
    border-color: var(--primary);
    transform: translateX(8px);
}

.facility-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(196, 214, 0, 0.1);
    border-radius: var(--radius-md);
}

.facility-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.facility-info h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

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

.facilities-visual {
    position: relative;
}

.visual-wrapper {
    position: relative;
    padding: var(--spacing-2xl);
}

.visual-main {
    position: relative;
    z-index: 1;
}

.stat-card {
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-3xl);
    text-align: center;
    box-shadow: var(--shadow-glow);
}

.stat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
}

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

.stat-value {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.stat-desc {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

.visual-decoration {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.deco-circle {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 2px dashed var(--gray-800);
    border-radius: 50%;
    animation: rotate 30s linear infinite;
}

.deco-lines {
    position: absolute;
    bottom: 20px;
    left: 20px;
    width: 100px;
    height: 100px;
    background:
        linear-gradient(90deg, var(--gray-800) 1px, transparent 1px),
        linear-gradient(var(--gray-800) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
}

/* ==========================================
   CTA Section
   ========================================== */

.cta-section {
    padding: var(--spacing-4xl) 0;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

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

.cta-content p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 500px;
    margin: 0 auto var(--spacing-2xl);
}

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

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
}

.contact-text {
    color: var(--gray-400);
    margin-bottom: var(--spacing-2xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.contact-item {
    display: flex;
    gap: var(--spacing-lg);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(196, 214, 0, 0.1);
    border-radius: var(--radius-lg);
}

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

.contact-content h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.contact-content p {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.contact-content a {
    color: var(--gray-400);
    transition: color var(--transition-fast);
}

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

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

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--dark-light);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-lg);
    color: var(--gray-400);
    transition: all var(--transition-base);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

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

.contact-form-wrapper {
    background: var(--dark-light);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

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

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-300);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--dark);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-md);
    color: var(--white);
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(196, 214, 0, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-600);
}

.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='%237a7a9a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
}

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

.contact-form .btn {
    margin-top: var(--spacing-md);
}

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

.footer {
    background: var(--dark-light);
    border-top: 1px solid var(--gray-800);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.footer-brand p {
    margin-top: var(--spacing-lg);
    color: var(--gray-500);
    font-size: 0.9375rem;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-lg);
}

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

.footer-links a {
    color: var(--gray-500);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    color: var(--gray-500);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-sm);
}

.footer-contact a {
    color: var(--gray-400);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--gray-800);
}

.footer-bottom p {
    color: var(--gray-600);
    font-size: 0.875rem;
}

.footer-certifications {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--gray-600);
}

.certification {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--dark);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-sm);
    font-weight: 500;
}

/* ==========================================
   Animations
   ========================================== */

@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);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ==========================================
   Responsive Design
   ========================================== */

@media (max-width: 1024px) {
    .about-grid,
    .facilities-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-3xl);
    }

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

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

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

    .about-visual {
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-actions {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--dark);
        padding: var(--spacing-xl);
        border-top: 1px solid var(--gray-800);
    }

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

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-xl);
    }

    .stat-divider {
        width: 50px;
        height: 1px;
    }

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

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

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

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

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

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

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

    .hero-title {
        font-size: 2rem;
    }

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