/* ThinkMech Solutions - Premium HVAC Engineering Design System */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Poppins:wght@400;500;600;700;800&display=swap');

:root {
  --primary: #0F2B48;
  --primary-light: #1E50A2;
  --primary-dark: #0A1C30;
  --secondary: #0066CC;
  --accent: #10B981;
  --accent-hover: #059669;
  --accent-light: #D1FAE5;
  --dark: #0F172A;
  --slate: #475569;
  --light-slate: #64748B;
  --bg-light: #F8FAFC;
  --bg-card: #FFFFFF;
  --border-color: #E2E8F0;
  --shadow-sm: 0 2px 4px rgba(15, 43, 72, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(15, 43, 72, 0.08);
  --shadow-lg: 0 20px 40px -10px rgba(15, 43, 72, 0.15);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--slate);
  background-color: var(--bg-light);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--primary);
  line-height: 1.25;
  font-weight: 700;
}

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

ul {
  list-style: none;
}

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

/* Helper Utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 5rem 0;
}

.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.text-primary { color: var(--primary); }

.section-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: var(--accent-light);
  color: var(--accent-hover);
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--light-slate);
  max-width: 700px;
  margin: 0 auto 3rem auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
}

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

.btn-accent {
  background: var(--accent);
  color: #ffffff;
}

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

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

.btn-outline:hover {
  background: var(--primary);
  color: #ffffff;
}

.btn-outline-white {
  border-color: rgba(255, 255, 255, 0.4);
  color: #ffffff;
  background: transparent;
}

.btn-outline-white:hover {
  background: #ffffff;
  color: var(--primary);
}

/* Top Bar */
.top-bar {
  background: var(--primary-dark);
  color: #CBD5E1;
  font-size: 0.875rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-info {
  display: flex;
  gap: 1.5rem;
}

.top-bar-info a {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.top-bar-info a:hover {
  color: var(--accent);
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

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

.logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--primary);
  position: relative;
  padding: 0.5rem 0;
}

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

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

.nav-link.active {
  color: var(--accent-hover);
  font-weight: 600;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
  color: #ffffff;
  padding: 7rem 0 6rem 0;
  overflow: hidden;
}

/* Moving HVAC Pipe Lines Canvas/SVG background */
.hero-lines-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.15;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content h1 {
  color: #ffffff;
  font-size: 3.2rem;
  margin-bottom: 1.25rem;
  letter-spacing: -0.5px;
}

.hero-content p {
  font-size: 1.15rem;
  color: #E2E8F0;
  margin-bottom: 2rem;
  line-height: 1.7;
}

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

.hero-card-preview {
  position: relative;
}

.glass-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.hero-badge {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  border-left: 4px solid var(--accent);
}

.hero-badge-icon {
  width: 44px;
  height: 44px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  flex-shrink: 0;
}

/* Highlights Counter Grid */
.stats-section {
  background: #ffffff;
  margin-top: -3rem;
  position: relative;
  z-index: 10;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  padding: 1rem;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--border-color);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.stat-label {
  font-weight: 600;
  color: var(--primary);
  font-size: 1rem;
}

/* Feature Cards Grid (Why ThinkMech) */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

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

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--accent-light);
  color: var(--accent-hover);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

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

.feature-card p {
  color: var(--light-slate);
  font-size: 0.95rem;
}

/* Core Services Grid */
.service-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

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

.service-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.service-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-body h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.service-body p {
  color: var(--light-slate);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--secondary);
  font-weight: 600;
  font-size: 0.95rem;
}

.read-more:hover {
  color: var(--accent);
  gap: 0.75rem;
}

/* Industries Served Grid */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.5rem;
}

.industry-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 1.5rem 1rem;
  text-align: center;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.industry-card:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-4px);
  border-color: var(--primary);
}

.industry-card:hover h4 {
  color: #ffffff;
}

.industry-card:hover .industry-icon {
  background: rgba(255, 255, 255, 0.15);
  color: var(--accent);
}

.industry-icon {
  width: 50px;
  height: 50px;
  background: var(--bg-light);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 1rem auto;
  transition: var(--transition);
}

.industry-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
}

/* Timeline Process Section */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
  position: relative;
  margin-top: 3rem;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 35px;
  left: 50px;
  right: 50px;
  height: 3px;
  background: var(--border-color);
  z-index: 1;
}

.timeline-step {
  text-align: center;
  position: relative;
  z-index: 2;
}

.step-number {
  width: 70px;
  height: 70px;
  background: #ffffff;
  border: 3px solid var(--secondary);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 auto 1.25rem auto;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.timeline-step:hover .step-number {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  transform: scale(1.1);
}

.timeline-step h4 {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
}

.timeline-step p {
  font-size: 0.85rem;
  color: var(--light-slate);
}

/* Client Logos Slider Ticker */
.logo-ticker {
  overflow: hidden;
  white-space: nowrap;
  position: relative;
  padding: 1.5rem 0;
}

.logo-ticker-track {
  display: inline-flex;
  gap: 4rem;
  animation: ticker 25s linear infinite;
}

.logo-ticker-track:hover {
  animation-play-state: paused;
}

.client-logo-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--slate);
  border: 1px solid var(--border-color);
}

@keyframes ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Testimonials Carousel */
.testimonial-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.rating-stars {
  color: #F59E0B;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.quote-text {
  font-size: 1.15rem;
  font-style: italic;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.client-info h4 {
  font-size: 1.1rem;
}

.client-info p {
  font-size: 0.875rem;
  color: var(--light-slate);
}

/* Call To Action Banner */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.cta-banner h2 {
  color: #ffffff;
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.cta-banner p {
  color: #CBD5E1;
  font-size: 1.15rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Breadcrumb */
.breadcrumb-banner {
  background: var(--primary-dark);
  color: #ffffff;
  padding: 3.5rem 0;
  text-align: center;
  position: relative;
}

.breadcrumb-banner h1 {
  color: #ffffff;
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.breadcrumb-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: #94A3B8;
}

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

/* Interactive IAQ Meter Gauge */
.iaq-meter-wrapper {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.gauge-display {
  position: relative;
  width: 280px;
  height: 140px;
  margin: 2rem auto;
}

.gauge-arc {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: conic-gradient(from 270deg, #10B981 0deg 60deg, #F59E0B 60deg 120deg, #EF4444 120deg 180deg, transparent 180deg);
  mask: radial-gradient(circle at center, transparent 95px, black 96px);
  -webkit-mask: radial-gradient(circle at center, transparent 95px, black 96px);
}

.gauge-needle {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 6px;
  height: 110px;
  background: var(--primary);
  border-radius: 4px;
  transform-origin: bottom center;
  transform: translateX(-50%) rotate(0deg);
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.gauge-needle::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  width: 18px;
  height: 18px;
  background: var(--primary);
  border: 3px solid #ffffff;
  border-radius: 50%;
  transform: translateX(-50%);
}

.iaq-status-badge {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1.2rem;
  margin-top: 1rem;
  transition: var(--transition);
}

.status-safe { background: #D1FAE5; color: #065F46; }
.status-risky { background: #FEF3C7; color: #92400E; }
.status-danger { background: #FEE2E2; color: #991B1B; }

/* Maintenance AMC Plan Cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.pricing-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}

.pricing-card.featured {
  border: 2px solid var(--accent);
  box-shadow: var(--shadow-lg);
  transform: scale(1.04);
}

.popular-badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: white;
  padding: 0.35rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
}

.pricing-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.pricing-header h3 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.price-tag {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--secondary);
}

.pricing-features {
  margin-bottom: 2.5rem;
  flex-grow: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.pricing-features li i {
  color: var(--accent);
}

/* Blueace App Showcase */
.blueace-box {
  background: linear-gradient(135deg, #0A1C30 0%, #1E3A8A 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 4rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.blueace-box h2 {
  color: #ffffff;
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.app-store-btns {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

/* Contact Form */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-form-box {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
}

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

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  height: 100%;
  min-height: 400px;
}

/* Footer */
.footer {
  background: var(--primary-dark);
  color: #94A3B8;
  padding: 5rem 0 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

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

.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
}

/* Floating Action Widgets */
.floating-whatsapp {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition);
}

.floating-whatsapp:hover {
  transform: scale(1.1);
}

/* Quote Modal Overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  width: 100%;
  max-width: 550px;
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  transition: var(--transition);
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

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

/* Media Queries & Responsive Design */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2)::after { display: none; }
  .process-timeline { grid-template-columns: repeat(3, 1fr); gap: 2rem; }
  .process-timeline::before { display: none; }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card.featured { transform: none; }
  .blueace-box { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: #ffffff;
    flex-direction: column;
    padding: 2rem;
    align-items: flex-start;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
  }

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

  .mobile-toggle {
    display: block;
  }

  .hero-content h1 { font-size: 2.2rem; }
  .contact-wrapper { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item::after { display: none !important; }
  .footer-grid { grid-template-columns: 1fr; }
  .top-bar-info { display: none; }
}