/* ============================================
   OTR CABLE CONSTRUCTION - Design System v2.0
   Modern, Bold, Premium
   ============================================ */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* CSS Custom Properties */
:root {
    /* Primary Palette */
    --navy: #0B1426;
    --navy-light: #0F1D35;
    --navy-mid: #162544;
    --teal: #00D4AA;
    --teal-glow: #00FFD0;
    --teal-dark: #00A888;
    
    /* Neutrals */
    --white: #FFFFFF;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
    
    /* Accent */
    --amber: #F59E0B;
    --amber-light: #FCD34D;
    
    /* Gradients */
    --gradient-hero: linear-gradient(135deg, #0B1426 0%, #162544 40%, #0F1D35 100%);
    --gradient-teal: linear-gradient(135deg, #00D4AA 0%, #00A888 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --shadow-glow: 0 0 30px rgba(0, 212, 170, 0.3);
    --shadow-glow-sm: 0 0 15px rgba(0, 212, 170, 0.2);
    
    /* Typography */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 6rem;
    --container-max: 1280px;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--navy);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.25rem); }

p {
    margin-bottom: 1rem;
    color: var(--gray-600);
}

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

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (min-width: 768px) {
    .container {
        padding: 0 2rem;
    }
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(11, 20, 38, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition-base);
}

.site-header.scrolled {
    background: rgba(11, 20, 38, 0.98);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.nav-links {
    display: none;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
}

.nav-links a {
    color: var(--gray-300);
    font-weight: 500;
    font-size: 0.9375rem;
    position: relative;
    padding: 0.25rem 0;
}

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

.header-cta {
    display: none;
    align-items: center;
    gap: 1rem;
}

@media (min-width: 768px) {
    .header-cta {
        display: flex;
    }
}

/* Mobile Menu */
.mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
    background: none;
    border: none;
}

@media (min-width: 768px) {
    .mobile-toggle {
        display: none;
    }
}

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

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--navy);
    z-index: 999;
    padding: 6rem 2rem 2rem;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 600;
    font-family: var(--font-display);
}

.mobile-menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--teal);
    color: var(--navy);
}

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

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-secondary:hover {
    border-color: var(--teal);
    color: var(--teal);
    transform: translateY(-2px);
}

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

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

.btn-outline {
    background: transparent;
    color: var(--navy);
    border: 2px solid var(--gray-200);
}

.btn-outline:hover {
    border-color: var(--teal);
    color: var(--teal-dark);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.0625rem;
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    overflow: hidden;
    padding-top: 5rem;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(ellipse at 20% 50%, rgba(0, 212, 170, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(0, 212, 170, 0.05) 0%, transparent 40%);
}

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.3);
    border-radius: 100px;
    color: var(--teal);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--teal);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero h1 .accent {
    color: var(--teal);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-stats {
    position: absolute;
    bottom: 4rem;
    right: 4rem;
    display: none;
}

@media (min-width: 1024px) {
    .hero-stats {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

.hero-stat {
    background: var(--gradient-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
    min-width: 140px;
}

.hero-stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--teal);
    display: block;
}

.hero-stat-label {
    font-size: 0.8125rem;
    color: var(--gray-400);
    margin-top: 0.25rem;
}

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
    background: var(--navy-light);
    border-top: 1px solid rgba(0, 212, 170, 0.1);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding: 1.25rem 0;
    overflow: hidden;
}

.trust-bar-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-400);
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
}

.trust-item svg {
    width: 16px;
    height: 16px;
    color: var(--teal);
    flex-shrink: 0;
}

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

.section-dark {
    background: var(--navy);
    color: var(--white);
}

.section-dark h2,
.section-dark h3 {
    color: var(--white);
}

.section-dark p {
    color: var(--gray-400);
}

.section-gray {
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-label {
    display: inline-block;
    color: var(--teal);
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gray-500);
}

/* ============================================
   SERVICE CARDS
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    position: relative;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition-base);
    overflow: hidden;
}

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

.service-card:hover {
    border-color: rgba(0, 212, 170, 0.3);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 212, 170, 0.05);
    transform: translateY(-4px);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: rgba(0, 212, 170, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition-base);
}

.service-card:hover .service-card-icon {
    background: rgba(0, 212, 170, 0.15);
}

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

.service-card h3 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--gray-500);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--teal-dark);
    font-weight: 600;
    font-size: 0.875rem;
}

.service-card-link:hover {
    gap: 0.75rem;
    color: var(--teal);
}

/* Featured Service Card */
.service-card-featured {
    grid-column: 1 / -1;
    background: var(--navy);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: var(--radius-lg);
    padding: 3rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    position: relative;
    overflow: hidden;
}

@media (min-width: 768px) {
    .service-card-featured {
        flex-direction: row;
        align-items: center;
    }
}

.service-card-featured::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.service-card-featured h3 {
    color: var(--white);
    font-size: 1.5rem;
}

.service-card-featured p {
    color: var(--gray-400);
}

.service-card-featured .section-label {
    margin-bottom: 0.5rem;
}

/* ============================================
   STATS SECTION
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    text-align: center;
    padding: 2rem 1rem;
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 700;
    color: var(--teal);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.section-dark .stat-number {
    color: var(--teal);
}

.stat-label {
    font-size: 0.9375rem;
    color: var(--gray-500);
    font-weight: 500;
}

.section-dark .stat-label {
    color: var(--gray-400);
}

/* ============================================
   WHY US / FEATURES
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background: var(--gradient-glass);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: var(--transition-base);
}

.feature-card:hover {
    border-color: rgba(0, 212, 170, 0.3);
    transform: translateY(-4px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(0, 212, 170, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

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

.feature-card h3 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.feature-card p {
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    position: relative;
    padding: 5rem 0;
    background: var(--gradient-hero);
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(0, 212, 170, 0.1) 0%, transparent 60%);
}

.cta-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 650px;
    margin: 0 auto;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--gray-400);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: var(--navy);
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand p {
    color: var(--gray-400);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-top: 1rem;
    max-width: 300px;
}

.footer-heading {
    color: var(--white);
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

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

.footer-links a:hover {
    color: var(--teal);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

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

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: var(--transition-base);
}

.footer-social a:hover {
    background: rgba(0, 212, 170, 0.1);
    border-color: rgba(0, 212, 170, 0.3);
    color: var(--teal);
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-in {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.animate-in-delay-1 { animation-delay: 0.1s; }
.animate-in-delay-2 { animation-delay: 0.2s; }
.animate-in-delay-3 { animation-delay: 0.3s; }
.animate-in-delay-4 { animation-delay: 0.4s; }

/* Scroll-triggered animations */
[data-animate] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   PAGE-SPECIFIC: Service Detail Pages
   ============================================ */
.page-hero {
    background: var(--gradient-hero);
    padding: 10rem 0 5rem;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(ellipse at 30% 50%, rgba(0, 212, 170, 0.06) 0%, transparent 50%);
}

.page-hero h1 {
    color: var(--white);
    margin-bottom: 1rem;
}

.page-hero p {
    color: var(--gray-400);
    font-size: 1.25rem;
    max-width: 600px;
}

.page-hero .section-label {
    margin-bottom: 1rem;
}

/* Content Sections */
.content-section {
    padding: 4rem 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 768px) {
    .content-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.content-grid.reverse {
    direction: rtl;
}

.content-grid.reverse > * {
    direction: ltr;
}

/* Capability List */
.capability-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.capability-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 1rem;
    color: var(--gray-600);
}

.capability-list li svg {
    width: 20px;
    height: 20px;
    color: var(--teal);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ============================================
   CONTACT FORM
   ============================================ */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--gray-700);
    background: var(--white);
    transition: var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

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

/* ============================================
   UTILITIES
   ============================================ */
.text-teal { color: var(--teal); }
.text-white { color: var(--white); }
.text-navy { color: var(--navy); }
.bg-navy { background: var(--navy); }
.bg-teal { background: var(--teal); }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.text-center { text-align: center; }
.text-left { text-align: left; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 767px) {
    .hero {
        min-height: auto;
        padding: 8rem 0 4rem;
    }
    
    .section {
        padding: 4rem 0;
    }
    
    .section-header {
        margin-bottom: 2.5rem;
    }
    
    .service-card-featured {
        padding: 2rem;
    }
}