/* ===================================
   INSOL AUTOMATION - PROFESSIONAL V2
   Modern Corporate Landing Page
   =================================== */

/* === CSS VARIABLES === */
:root {
    /* Colors - Professional Light Theme */
    --color-bg-primary: #FFFFFF;
    --color-bg-secondary: #F8FAFB;
    --color-bg-tertiary: #F1F5F9;
    
    /* SIEMENS Brand Colors */
    --color-primary: #142d65ff;
    --color-primary-dark: #142158ff;
    --color-primary-light: #3e7db9ff;
    
    /* Neutral Grays */
    --color-gray-50: #F8FAFB;
    --color-gray-100: #F1F5F9;
    --color-gray-200: #E2E8F0;
    --color-gray-300: #CBD5E1;
    --color-gray-400: #94A3B8;
    --color-gray-500: #64748B;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1E293B;
    --color-gray-900: #0F172A;
    
    /* Text Colors */
    --color-text-primary: #0F172A;
    --color-text-secondary: #475569;
    --color-text-muted: #64748B;
    
    /* Accent Colors */
    --color-accent-blue: #3B82F6;
    --color-accent-green: #10B981;
    
    /* Shadows - Softer, More Professional */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --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);
    
    /* Typography - Soft & Professional */
    --font-display: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* === RESET & BASE === */
* {
    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);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

/* === NAVIGATION === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-4) var(--spacing-6);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    cursor: pointer;
    text-decoration: none;
}

.logo-icon {
    /*width: 95px;*/
    height: 65px;
    color: var(--color-primary);
    transition: transform var(--transition-base);
}

.nav-logo:hover .logo-icon {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-8);
    align-items: center;
}

.nav-link {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-base);
    position: relative;
}

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

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

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

.btn-nav {
    padding: var(--spacing-2) var(--spacing-5);
    background: var(--color-primary);
    color: white;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-base);
}

.btn-nav:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-2);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    transition: all var(--transition-base);
    border-radius: 2px;
}

/* === HERO SECTION === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 680px;
    padding: var(--spacing-20) 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    background: var(--color-gray-100);
    border: 1px solid var(--color-gray-200);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-6);
}

.hero-badge svg {
    color: var(--color-primary-light);
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3.75rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-6);
    letter-spacing: -0.02em;
}

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

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-primary);
    line-height: 1.7;
    margin-bottom: var(--spacing-8);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-16);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4) var(--spacing-6);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

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

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

.btn-outline {
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    border: 1.5px solid var(--color-gray-300);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-gray-100);
}

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

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-6);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    padding: var(--spacing-5);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

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

.stat-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: var(--radius-md);
    color: var(--color-primary);
    flex-shrink: 0;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-900);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-1);
}

/* Hero Background */
.hero-background {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.badge-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0.3;
    display: block;
}

.bg-gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 140%;
    background: radial-gradient(circle, rgba(0, 153, 153, 0.08) 0%, transparent 70%);
}

.bg-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.4;
    background-image: 
        linear-gradient(to right, var(--color-gray-200) 1px, transparent 1px),
        linear-gradient(to bottom, var(--color-gray-200) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* === TRUST BAR === */
.trust-bar {
    padding: var(--spacing-12) 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-gray-200);
}

.trust-label {
    text-align: center;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    text-transform: uppercase;
    margin-bottom: var(--spacing-8);
}

.trust-items {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-12);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-3);
    opacity: 0.7;
    transition: opacity var(--transition-base);
}

.trust-item:hover {
    opacity: 1;
}

.trust-item svg {
    color: var(--color-primary);
    transition: transform var(--transition-base);
}

.trust-item:hover svg {
    transform: scale(1.1);
}

.trust-item span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

/* === SERVICES SECTION === */
.services {
    padding: var(--spacing-24) 0;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--spacing-16);
}

.section-header.centered {
    text-align: center;
}

.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--color-primary);
    text-transform: uppercase;
    margin-bottom: var(--spacing-3);
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-4);
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-6);
}

.service-card {
    position: relative;
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    transition: all var(--transition-base);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-primary);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

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

.service-card.featured {
    background: linear-gradient(135deg, #F0FDFD 0%, #FFFFFF 100%);
    border-color: var(--color-primary);
}

.featured-tag {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    padding: var(--spacing-1) var(--spacing-3);
    background: var(--color-primary);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.service-header {
    margin-bottom: var(--spacing-5);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background: var(--color-primary);
    color: white;
    transform: scale(1.05);
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.service-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-5);
}

.service-list {
    list-style: none;
}

.service-list li {
    position: relative;
    padding-left: var(--spacing-5);
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-2);
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

/* === TRAINING SECTION === */
.training {
    padding: var(--spacing-24) 0;
    background: var(--color-bg-secondary);
}

.training-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
}

.training-intro {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-8);
}

.training-list {
    margin-bottom: var(--spacing-8);
}

.training-item {
    display: flex;
    gap: var(--spacing-4);
    padding: var(--spacing-5);
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-4);
    transition: all var(--transition-base);
}

.training-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.training-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-50);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    flex-shrink: 0;
}

.training-item h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-1);
}

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

.training-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-3);
}

.feature-chip {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.feature-chip svg {
    color: var(--color-primary);
}

/* Training Visual */
.training-visual {
    position: relative;
}

.image-card {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.image-card img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-slow);
}

.image-card:hover img {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 153, 153, 0.1) 0%, transparent 100%);
}

.metric-card {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-xl);
    text-align: center;
}

.metric-value {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-2);
}

/* === AUTHORITY SECTION === */
.authority {
    padding: var(--spacing-24) 0;
}

.authority-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-16);
}

.authority-item {
    padding: var(--spacing-8);
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.authority-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.authority-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
}

.authority-item h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.authority-item p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Sectors Showcase */
.sectors-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-6);
}

.sector-card {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    aspect-ratio: 16/10;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.sector-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.sector-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.sector-content {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-6);
}

.sector-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-2);
}

.sector-content p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.9);
}

/* === SUCCESS CASES SECTION === */
.success-cases {
    padding: var(--spacing-24) 0;
    background: var(--color-bg-primary);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-6);
    margin-top: var(--spacing-12);
}

.case-card {
    padding: var(--spacing-8);
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    text-align: center;
}

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

.case-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    margin: 0 auto var(--spacing-5);
    transition: all var(--transition-base);
}

.case-card:hover .case-icon {
    background: var(--color-primary);
    color: white;
    transform: scale(1.05);
}

.case-card h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.case-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-size: 0.9375rem;
}

/* === SECTORS SECTION === */
.sectors-section {
    padding: var(--spacing-24) 0;
    background: var(--color-bg-secondary);
}

/* === materials SECTION === */
.materials-section {
    padding: var(--spacing-24) 0;
    background: var(--color-bg-primary);
}

.materials-card {
    position: relative;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-16) var(--spacing-12);
    text-align: center;
    overflow: hidden;
}

.materials-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.materials-card h2 {
    position: relative;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: var(--spacing-4);
    letter-spacing: -0.02em;
}

.materials-card p {
    position: relative;
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto var(--spacing-8);
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-6);
    margin-top: var(--spacing-12);
}

.materials-subcard {
    padding: var(--spacing-8);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    text-align: center;
}

.materials-subcard:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.materials-subcard-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    border-radius: var(--radius-lg);
    color: var(--color-gray-200);
    margin: 0 auto var(--spacing-5);
    transition: all var(--transition-base);
}

.materials-subcard:hover .materials-subcard-icon {
    background: var(--color-gray-50);
    color: var(--color-primary);
    transform: scale(1.05);
}

.materials-subcard h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-gray-50);
    margin-bottom: var(--spacing-3);
}

.materials-subcard ul {
    list-style: none;
    color: var(--color-gray-50);
    line-height: 1.6;
    font-size: 0.9375rem;
}

.btn-materials {
    position: relative;
    background: white;
    color: var(--color-primary);
    padding: var(--spacing-4) var(--spacing-8);
    font-size: 1rem;
    font-weight: 700;
}

.btn-materials:hover {
    background: var(--color-gray-50);
    transform: translateY(-2px);
}

/* === CONTACT SECTION === */
.about-us {
    padding: var(--spacing-24) 0;
    background: var(--color-bg-primary);
}


.about-us-card {
    position: relative;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-16) var(--spacing-12);
    text-align: center;
    overflow: hidden;
}

.about-us-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.about-us-title {
    position: relative;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    letter-spacing: -0.02em;
}

.about-us-subtitle {
    color: var(--color-gray-400);
}

.about-us-intro {
    color: rgba(255, 255, 255, 0.9);    
}

.about-us-subtitle,
.about-us-intro {
    position: relative;
    font-size: 1.115rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-4);
}

.about-us-grid {
    display: grid;
    grid-template-columns: 1.5fr 1.5fr;
    gap: var(--spacing-16);
    align-items: center;
    text-align: left;
}

/* === CONTACT SECTION === */
.contact {
    padding: var(--spacing-24) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-16);
    align-items: center;
}

.contact h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-4);
}

.contact-intro {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-10);
}

.contact-methods {
    margin-bottom: var(--spacing-10);
}

.contact-method {
    display: flex;
    gap: var(--spacing-4);
    padding: var(--spacing-5);
    margin-bottom: var(--spacing-4);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.contact-method:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.method-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: var(--radius-md);
    color: var(--color-primary);
    flex-shrink: 0;
}

.contact-method h4 {
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-1);
}

.contact-method a,
.contact-method p {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color var(--transition-base);
}

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

.social-links {
    display: flex;
    gap: var(--spacing-3);
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}

/* Contact Form */
.contact-form-container {
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-10);
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-5);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-5);
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.form-field label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-700);
}

.form-field input,
.form-field select,
.form-field textarea {
    padding: var(--spacing-3) var(--spacing-4);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    transition: all var(--transition-base);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: white;
    box-shadow: 0 0 0 3px rgba(0, 153, 153, 0.1);
}

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

/* === FOOTER === */
.footer {
    background: var(--color-gray-900);
    color: white;
    padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-10);
    margin-bottom: var(--spacing-10);
}

.footer-brand {
    display: flex;
    gap: var(--spacing-4);
}

.footer-logo {
    height: 120px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.footer-name {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-2);
}

.footer-text p {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    line-height: 1.6;
    max-width: 300px;
}

.footer-links h4 {
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-4);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-2);
}

.footer-links a {
    color: var(--color-gray-400);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color var(--transition-base);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--color-gray-400);
    font-size: 0.875rem;
}

.footer-badges {
    display: flex;
    gap: var(--spacing-3);
}

.badge {
    padding: var(--spacing-2) var(--spacing-4);
    background: rgba(19, 184, 184, 0.212);
    border: 1px solid rgba(0, 153, 153, 0.3);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-primary-light);
}

/* === RESPONSIVE === */
@media (max-width: 1760px) {
    .hero-title {
        font-size: 3.25rem;
    }
}

@media (max-width: 1024px) {
    .training-grid,
    .about-us-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
    }

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

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

    .hero-title {
        font-size: 3rem;
    }
    
    .order-sm-2 {
        order: 2 !important;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: white;
        padding: var(--spacing-4);
        gap: var(--spacing-4);
        border-top: 1px solid var(--color-gray-200);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

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

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

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

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

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

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

    .sectors-showcase {
        grid-template-columns: 1fr;
    }

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

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

    .materials-card h2,
    .about-us-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .trust-items {
        gap: var(--spacing-6);
    }

    .btn {
        padding: var(--spacing-3) var(--spacing-5);
        font-size: 0.875rem;
    }
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* === UTILITY CLASSES === */
.text-center {
    text-align: center;
}