/* ============================================
   Nationwide HVAC — Styles
   Midnight Blue + Mint | Fresh & Airy
   ============================================ */

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

:root {
  --midnight: #0f2b4a;
  --midnight-light: #1a3d66;
  --midnight-dark: #091e35;
  --mint: #7fb5a0;
  --mint-light: #d4e8df;
  --mint-lighter: #eaf3ee;
  --mint-accent: #5a9e85;
  --mint-dark: #4a8a73;
  --cream: #f8faf9;
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --shadow-sm: 0 1px 2px rgba(15, 43, 74, 0.04);
  --shadow: 0 1px 3px rgba(15, 43, 74, 0.06), 0 1px 2px rgba(15, 43, 74, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 43, 74, 0.07), 0 2px 4px rgba(15, 43, 74, 0.04);
  --shadow-lg: 0 12px 32px rgba(15, 43, 74, 0.1), 0 4px 12px rgba(15, 43, 74, 0.05);
  --shadow-xl: 0 20px 50px rgba(15, 43, 74, 0.12);
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-sans);
  color: var(--gray-700);
  background: var(--cream);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  background: var(--midnight);
  color: var(--white);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  z-index: 1000;
  font-size: 0.875rem;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 16px;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(248, 250, 249, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(127, 181, 160, 0.15);
  transition: box-shadow var(--transition), background var(--transition);
}

.header.scrolled {
  background: rgba(248, 250, 249, 0.95);
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--midnight);
  letter-spacing: -0.02em;
}

.logo-text {
  font-family: var(--font-sans);
  font-weight: 700;
}

.logo-accent {
  color: var(--mint-accent);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 8px 16px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-600);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover {
  color: var(--midnight);
  background: var(--mint-lighter);
}

.nav-link--cta {
  background: var(--midnight);
  color: var(--white) !important;
  padding: 10px 20px;
  border-radius: var(--radius);
  margin-left: 8px;
  transition: background var(--transition), transform var(--transition);
}

.nav-link--cta:hover {
  background: var(--midnight-light);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: 8px;
}

.hamburger {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--midnight);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger::before,
.hamburger::after {
  content: '';
  display: block;
  width: 22px;
  height: 2px;
  background: var(--midnight);
  border-radius: 2px;
  transition: transform var(--transition);
}

.hamburger::before {
  transform: translateY(-6px);
}

.hamburger::after {
  transform: translateY(6px);
}

.nav-toggle[aria-expanded="true"] .hamburger {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
  transform: rotate(-45deg);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--cream) 0%, var(--mint-lighter) 50%, var(--mint-light) 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 40%, rgba(127, 181, 160, 0.2) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(15, 43, 74, 0.06) 0%, transparent 50%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(127, 181, 160, 0.15) 1px, transparent 0);
  background-size: 32px 32px;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--white);
  border: 1px solid var(--mint-light);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--mint-dark);
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 600;
  line-height: 1.1;
  color: var(--midnight);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.text-gradient {
  background: linear-gradient(135deg, var(--mint-accent) 0%, var(--mint) 50%, var(--mint-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--gray-600);
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-trust {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-600);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  height: 500px;
}

.hero-card {
  position: absolute;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-card--main {
  width: 85%;
  height: 85%;
  top: 0;
  right: 0;
}

.hero-card--main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-card--accent {
  width: 200px;
  bottom: 10%;
  left: -10%;
  background: var(--white);
  padding: 24px;
  box-shadow: var(--shadow-xl);
  z-index: 2;
}

.accent-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--mint-accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--gray-500);
  line-height: 1.4;
}

.hero-card--small {
  width: 160px;
  height: 112px;
  bottom: 0;
  right: 10%;
  z-index: 3;
}

.hero-card--small img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  line-height: 0;
}

.hero-wave svg {
  width: 100%;
  height: 80px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--midnight);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(15, 43, 74, 0.25);
}

.btn-primary:hover {
  background: var(--midnight-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(15, 43, 74, 0.3);
}

.btn-secondary {
  background: var(--white);
  color: var(--midnight);
  border: 1.5px solid var(--gray-200);
}

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

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.5);
}

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

.btn-full {
  width: 100%;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

/* --- Section Shared --- */
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mint-accent);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--midnight);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--gray-500);
  line-height: 1.7;
  max-width: 540px;
}

/* --- Services --- */
.services {
  padding: 100px 0;
  background: var(--mint-lighter);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

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

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

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
  border: 1px solid transparent;
}

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

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--mint-lighter) 0%, var(--mint-light) 100%);
  border-radius: var(--radius);
  color: var(--mint-dark);
  margin-bottom: 20px;
  transition: transform var(--transition);
}

.service-card:hover .service-icon {
  transform: scale(1.05);
}

.service-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--midnight);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--gray-500);
  line-height: 1.65;
  margin-bottom: 20px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--mint-accent);
  transition: gap var(--transition);
}

.service-link:hover {
  gap: 10px;
}

/* --- Why Us --- */
.why-us {
  padding: 100px 0;
  background: var(--cream);
}

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

.why-content .section-subtitle {
  margin-bottom: 36px;
}

.why-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.why-item {
  display: flex;
  gap: 16px;
}

.why-check {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--mint-lighter);
  border-radius: 50%;
  color: var(--mint-accent);
  margin-top: 2px;
}

.why-item-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--midnight);
  margin-bottom: 4px;
}

.why-item-desc {
  font-size: 0.9375rem;
  color: var(--gray-500);
  line-height: 1.6;
}

.why-visual {
  position: relative;
  height: 520px;
}

.why-img {
  position: absolute;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.why-img--main {
  width: 75%;
  height: 85%;
  top: 0;
  right: 0;
}

.why-img--accent {
  width: 55%;
  height: 45%;
  bottom: 0;
  left: 0;
  border: 4px solid var(--cream);
  box-shadow: var(--shadow-xl);
}

.why-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- Areas --- */
.areas {
  padding: 100px 0;
  background: var(--white);
}

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

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

.areas-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.area-tag {
  padding: 8px 16px;
  background: var(--mint-lighter);
  border: 1px solid var(--mint-light);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--midnight);
  transition: all var(--transition);
}

.area-tag:hover {
  background: var(--mint-light);
  color: var(--midnight);
}

.areas-map-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.areas-map-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.areas-map-overlay {
  position: absolute;
  bottom: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  padding: 12px 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--midnight);
}

/* --- About --- */
.about {
  padding: 100px 0;
  background: var(--cream);
}

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

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

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

.about-content .section-subtitle {
  margin-bottom: 24px;
}

.about-text {
  font-size: 1rem;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 16px;
}

.about-stats {
  display: flex;
  gap: 24px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--gray-200);
}

.about-stat {
  flex: 1;
  text-align: center;
}

.stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--midnight);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--gray-500);
  font-weight: 500;
}

.about-stat-divider {
  width: 1px;
  background: var(--gray-200);
  align-self: stretch;
}

/* --- CTA Banner --- */
.cta-banner {
  position: relative;
  padding: 100px 0;
  background: linear-gradient(135deg, var(--midnight) 0%, var(--midnight-light) 100%);
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 2px 2px, rgba(127, 181, 160, 0.12) 1px, transparent 0);
  background-size: 32px 32px;
}

.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-text {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  margin-bottom: 36px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* --- Contact --- */
.contact {
  padding: 100px 0;
  background: var(--mint-lighter);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info .section-subtitle {
  margin-bottom: 36px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-detail {
  display: flex;
  gap: 16px;
}

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

.contact-detail h4 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--midnight);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-detail p {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.6;
}

.contact-detail a {
  color: var(--mint-accent);
  transition: color var(--transition);
}

.contact-detail a:hover {
  color: var(--mint-dark);
}

/* --- Form --- */
.contact-form-wrapper {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.form-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--midnight);
  margin-bottom: 6px;
}

.form-note {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 28px;
}

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

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--gray-800);
  background: var(--gray-50);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--mint-accent);
  box-shadow: 0 0 0 3px rgba(90, 158, 133, 0.12);
  background: var(--white);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 32px;
  text-align: center;
  background: var(--mint-lighter);
  border-radius: var(--radius);
  margin-top: 16px;
}

.form-success p {
  font-size: 0.9375rem;
  color: var(--gray-700);
}

/* --- Footer --- */
.footer {
  background: var(--midnight-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--white);
  margin-bottom: 16px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

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

.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.9375rem;
  margin-bottom: 10px;
  line-height: 1.5;
}

.footer-contact a {
  color: var(--mint);
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.4);
  transition: color var(--transition);
}

.footer-bottom a:hover {
  color: var(--mint);
}

/* --- Animations --- */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-visual {
    height: 360px;
    max-width: 480px;
  }

  .hero-content {
    max-width: 100%;
    text-align: center;
  }

  .hero-subtitle {
    max-width: 100%;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-trust {
    justify-content: center;
  }

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

  .why-layout,
  .areas-inner,
  .about-inner,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .why-visual {
    height: 400px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

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

  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(248, 250, 249, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--mint-light);
    padding: 16px 24px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  }

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

  .nav-list {
    flex-direction: column;
    gap: 4px;
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 12px 16px;
  }

  .nav-link--cta {
    margin-left: 0;
    text-align: center;
    margin-top: 8px;
  }

  .hero {
    min-height: auto;
    padding: 100px 0 60px;
  }

  .hero-visual {
    height: 300px;
    max-width: 360px;
    margin: 0 auto;
  }

  .hero-card--accent {
    width: 160px;
    padding: 16px;
  }

  .stat-number {
    font-size: 1.75rem;
  }

  .services {
    padding: 64px 0;
  }

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

  .why-us,
  .areas,
  .about,
  .contact {
    padding: 64px 0;
  }

  .why-visual {
    height: 300px;
  }

  .about-stats {
    flex-direction: column;
    gap: 20px;
  }

  .about-stat-divider {
    width: 100%;
    height: 1px;
  }

  .cta-banner {
    padding: 64px 0;
  }

  .contact-form-wrapper {
    padding: 24px;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

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

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

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

  .hero-visual {
    height: 240px;
  }

  .hero-card--small {
    display: none;
  }

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

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

  .cta-actions .btn {
    width: 100%;
  }
}