/* ============================================
   Y.H.S Atlas Construct — Design System v2
   Professional Dark Blue + Silver/Slate
   ============================================ */

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

/* --- CSS Custom Properties --- */
:root {
  /* Colors — Professional Dark Blue + Cool Slate */
  --color-primary: #0c1e36;
  --color-primary-light: #152d4a;
  --color-primary-mid: #1e3a5f;
  --color-accent: #64748b;
  --color-accent-light: #94a3b8;
  --color-accent-subtle: rgba(100, 116, 139, 0.08);
  --color-white: #ffffff;
  --color-off-white: #f8fafc;
  --color-surface: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e1;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-text-muted: #94a3b8;
  --color-overlay: rgba(12, 30, 54, 0.70);
  --color-glass: rgba(255, 255, 255, 0.08);
  --color-glass-border: rgba(255, 255, 255, 0.12);

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

  /* Spacing */
  --section-padding: 120px 0;
  --container-width: 1200px;
  --container-padding: 0 24px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.09);
  --shadow-btn: 0 4px 14px rgba(12, 30, 54, 0.20);
  --shadow-btn-hover: 0 8px 25px rgba(12, 30, 54, 0.30);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}

/* --- Utility Classes --- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--container-padding);
}

.section-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 2px;
  background: var(--color-accent);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 600px;
  line-height: 1.8;
}

/* --- SVG Icon Utility --- */
.icon-svg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-svg svg {
  width: 24px;
  height: 24px;
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition-smooth);
}

.site-header.scrolled {
  background: rgba(12, 30, 54, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--container-padding);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 1001;
}

.logo-img {
  height: 46px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
  filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.2));
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.5px;
}

.logo-tagline {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent-light);
}

/* Desktop Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
  padding: 8px 18px;
  border-radius: 100px;
  transition: all var(--transition-fast);
  letter-spacing: 0.3px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
  background: var(--color-glass);
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: 100px;
  padding: 4px;
  margin-left: 16px;
}

.lang-btn {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 14px;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  background: transparent;
  color: rgba(255, 255, 255, 0.6);
  transition: all var(--transition-fast);
  letter-spacing: 0.5px;
}

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

.lang-btn:hover:not(.active) {
  color: var(--color-white);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 8px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

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

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.30;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(12, 30, 54, 0.94) 0%,
    rgba(12, 30, 54, 0.70) 50%,
    rgba(12, 30, 54, 0.88) 100%
  );
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  padding-top: 100px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: 100px;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease both;
}

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

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

.hero-badge span {
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.1;
  max-width: 800px;
  margin-bottom: 28px;
  animation: fadeInUp 0.8s ease 0.15s both;
}

.hero-title .highlight {
  color: var(--color-border);
  font-style: italic;
}

.hero-description {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 44px;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.45s both;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 16px 32px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-smooth);
  letter-spacing: 0.3px;
}

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

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

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
}

.btn-outline:hover {
  border-color: var(--color-white);
  background: var(--color-glass);
  transform: translateY(-2px);
}

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

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

.btn-icon {
  display: inline-flex;
  transition: transform var(--transition-fast);
}

.btn-icon svg {
  width: 16px;
  height: 16px;
}

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

/* Hero Stats Bar */
.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 8px;
}

.hero-stat-label {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.5px;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  padding: var(--section-padding);
  background: var(--color-off-white);
}

.services-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 72px;
}

.services-header .section-label {
  justify-content: center;
}

.services-header .section-label::before {
  display: none;
}

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

/* A-to-Z Banner */
.az-banner {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-lg);
  padding: 48px 56px;
  margin-bottom: 56px;
  display: flex;
  align-items: center;
  gap: 32px;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.az-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.05), transparent 70%);
  border-radius: 50%;
}

.az-icon {
  width: 64px;
  height: 64px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-white);
}

.az-icon svg {
  width: 28px;
  height: 28px;
}

.az-banner h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.az-banner p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
}

/* Service Cards Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-smooth);
  border: 1px solid var(--color-border);
  position: relative;
}

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

.service-card-img {
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
}

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

.service-card:hover .service-card-img img {
  transform: scale(1.08);
}

.service-card-img .service-icon-badge {
  position: absolute;
  bottom: -22px;
  left: 24px;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  z-index: 2;
}

.service-icon-badge svg {
  width: 22px;
  height: 22px;
}

.service-card-body {
  padding: 36px 24px 28px;
}

.service-card-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.service-card-text {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  padding: var(--section-padding);
  background: var(--color-white);
}

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

.about-image-wrapper {
  position: relative;
}

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

.about-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.about-experience-badge {
  position: absolute;
  bottom: -24px;
  right: -24px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  padding: 24px 32px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.about-experience-badge .number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}

.about-experience-badge .label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 4px;
}

.about-content .section-subtitle {
  margin-bottom: 32px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 36px;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  background: var(--color-off-white);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.about-feature:hover {
  border-color: var(--color-border);
  background: var(--color-surface);
}

.about-feature-icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  flex-shrink: 0;
}

.about-feature-icon svg {
  width: 18px;
  height: 18px;
}

.about-feature h4 {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.about-feature p {
  font-size: 0.8rem;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
  padding: var(--section-padding);
  background: var(--color-off-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: start;
}

.contact-info-header {
  margin-bottom: 40px;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid var(--color-border);
}

.contact-card:hover {
  border-color: var(--color-border-dark);
  box-shadow: var(--shadow-sm);
}

.contact-card-icon {
  width: 48px;
  height: 48px;
  background: var(--color-accent-subtle);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-card-icon svg {
  width: 20px;
  height: 20px;
}

.contact-card h4 {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.contact-card p,
.contact-card a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-primary);
}

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

/* Contact Form */
.contact-form-wrapper {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 44px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.contact-form-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.contact-form-subtitle {
  font-size: 0.88rem;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-off-white);
  transition: all var(--transition-fast);
  outline: none;
}

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

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  background: var(--color-white);
  box-shadow: 0 0 0 4px rgba(12, 30, 54, 0.06);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-submit {
  width: 100%;
  padding: 16px;
  margin-top: 8px;
}

/* Form Success */
.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}

.form-success.show {
  display: block;
  animation: scaleIn 0.5s ease;
}

.form-success-icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--color-white);
}

.form-success-icon svg {
  width: 24px;
  height: 24px;
}

.form-success h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.form-success p {
  font-size: 0.92rem;
  color: var(--color-text-light);
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.footer-logo .logo-img {
  height: 36px;
}

.footer-logo .logo-name {
  font-size: 1.05rem;
}

.footer-description {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--color-white);
}

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

.footer-links a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.45);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links a:hover {
  color: var(--color-white);
  transform: translateX(4px);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-contact-item .icon-svg {
  margin-top: 2px;
  flex-shrink: 0;
  color: rgba(255, 255, 255, 0.4);
}

.footer-contact-item .icon-svg svg {
  width: 16px;
  height: 16px;
}

.footer-contact-item p,
.footer-contact-item a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.5;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 28px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.30);
}

.footer-bottom .vat {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.30);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px 0;
  }

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

  .about-grid {
    gap: 48px;
  }

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

/* Mobile */
@media (max-width: 768px) {
  :root {
    --section-padding: 64px 0;
  }

  /* Mobile Navigation */
  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--color-primary);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8px;
    transition: right var(--transition-smooth);
    z-index: 1000;
  }

  .main-nav.open {
    right: 0;
  }

  .main-nav .nav-link {
    font-size: 1.2rem;
    padding: 14px 28px;
  }

  .main-nav .lang-switcher {
    margin-left: 0;
    margin-top: 20px;
  }

  .mobile-toggle {
    display: flex;
  }

  /* Hero */
  .hero {
    min-height: 100svh;
  }

  .hero-title {
    font-size: clamp(2.2rem, 8vw, 3.2rem);
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
    margin-top: 48px;
  }

  .hero-stat {
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .hero-stat-number {
    font-size: 2rem;
  }

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

  .az-banner {
    flex-direction: column;
    text-align: center;
    padding: 36px 28px;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image img {
    height: 350px;
  }

  .about-experience-badge {
    right: 16px;
    bottom: -16px;
  }

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

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-form-wrapper {
    padding: 28px;
  }

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

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

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

  .logo-text {
    display: none;
  }
}