/* ============================================
   GÉNÉRAL HABITAT — Main Stylesheet
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  --navy: #1B2F5E;
  --navy-dark: #111E38;
  --gray: #5A6474;
  --green: #4CAF50;
  --green-hover: #43A047;
  --white: #FFFFFF;
  --bg-light: #F5F6F8;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
  --transition: 0.3s ease;
  --radius: 4px;
  --max-width: 1200px;
}

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

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

body {
  font-family: 'Lato', sans-serif;
  color: var(--gray);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Oswald', sans-serif;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ---------- Utility ---------- */
.section-padding {
  padding: 80px 0;
}

.section-light {
  background: var(--bg-light);
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 2rem;
  margin-bottom: 12px;
}

.section-title p {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.section-title .underline {
  width: 60px;
  height: 3px;
  background: var(--green);
  margin: 16px auto 0;
  border-radius: 2px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: 'Oswald', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}

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

.btn-primary:hover {
  background: #243b73;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-secondary {
  background: var(--green);
  color: var(--white);
}

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

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

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

/* ---------- Header / Navigation ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--white);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  width: 44px;
  height: 44px;
  position: relative;
}

.logo-icon svg {
  width: 100%;
  height: 100%;
}

.logo-text {
  line-height: 1.1;
}

.logo-text .logo-general {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--navy);
  text-transform: uppercase;
  display: block;
  letter-spacing: 1px;
}

.logo-text .logo-habitat {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--gray);
  text-transform: uppercase;
  display: block;
  letter-spacing: 1px;
}

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

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

.nav-links > li {
  position: relative;
}

.nav-links > li > a {
  display: block;
  padding: 10px 16px;
  font-family: 'Oswald', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--navy);
  transition: color var(--transition);
}

.nav-links > li > a:hover,
.nav-links > li > a.active {
  color: var(--green);
}

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown > a::after {
  content: '\f107';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  margin-left: 6px;
  font-size: 0.75rem;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: var(--white);
  box-shadow: var(--shadow-hover);
  border-radius: var(--radius);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition);
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li a {
  display: block;
  padding: 10px 20px;
  font-size: 0.9rem;
  color: var(--gray);
  transition: all var(--transition);
}

.dropdown-menu li a:hover {
  background: var(--bg-light);
  color: var(--navy);
  padding-left: 24px;
}

.nav-cta {
  margin-left: 12px;
}

.nav-cta .btn {
  padding: 10px 24px;
  font-size: 0.85rem;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.hamburger span {
  width: 26px;
  height: 2.5px;
  background: var(--navy);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(135deg, rgba(17, 30, 56, 0.88) 0%, rgba(27, 47, 94, 0.82) 100%),
    url('toiture-nantes.jpg') center/cover no-repeat;
  color: var(--white);
  text-align: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 40px,
      rgba(255, 255, 255, 0.01) 40px,
      rgba(255, 255, 255, 0.01) 80px
    );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero-content h1 {
  font-size: 3rem;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.15;
}

.hero-content .hero-subtitle {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: 36px;
  font-weight: 300;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Trust Bar ---------- */
.trust-bar {
  background: var(--white);
  padding: 40px 0;
  border-bottom: 1px solid #e8eaed;
}

.trust-items {
  display: flex;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
}

.trust-item {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.trust-item i {
  font-size: 2.2rem;
  color: var(--green);
}

.trust-item h4 {
  font-size: 1rem;
  margin: 0;
}

.trust-item p {
  font-size: 0.85rem;
  color: var(--gray);
}

/* ---------- Why Choose Us ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--white);
  padding: 40px 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  transition: all var(--transition);
}

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

.feature-card i {
  font-size: 2.5rem;
  color: var(--navy);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ---------- Services Cards ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--white);
  padding: 36px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  border-top: 3px solid transparent;
}

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

.service-card i {
  font-size: 2.5rem;
  color: var(--navy);
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1rem;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.85rem;
  margin-bottom: 20px;
  flex: 1;
}

.service-card .btn {
  padding: 8px 20px;
  font-size: 0.8rem;
}

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testimonial-card {
  background: var(--white);
  padding: 36px 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

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

.testimonial-stars {
  color: #f5a623;
  font-size: 1rem;
  margin-bottom: 16px;
}

.testimonial-card blockquote {
  font-style: italic;
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
  color: var(--gray);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
}

.testimonial-author-info strong {
  display: block;
  color: var(--navy);
  font-size: 0.95rem;
}

.testimonial-author-info span {
  font-size: 0.8rem;
  color: var(--gray);
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  padding: 80px 0;
  text-align: center;
  color: var(--white);
}

.cta-section h2 {
  color: var(--white);
  font-size: 2rem;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-col h4 {
  color: var(--white);
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  text-transform: uppercase;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.footer-about .logo {
  margin-bottom: 16px;
}

.footer-about .logo .logo-general,
.footer-about .logo .logo-habitat {
  color: var(--white);
}

.footer-about .logo .logo-habitat {
  opacity: 0.7;
}

.footer-about p {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 12px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 0.9rem;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-col ul li a:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.9rem;
}

.footer-contact-item i {
  color: var(--green);
  margin-top: 4px;
  width: 16px;
  text-align: center;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-legal {
  display: flex;
  gap: 20px;
}

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

/* ---------- Page Hero (inner pages) ---------- */
.page-hero {
  background:
    linear-gradient(135deg, rgba(17, 30, 56, 0.9) 0%, rgba(17, 30, 56, 0.85) 100%),
    url('08ef8bfc87bdbaf226f82a2d3b2f59a9.jpeg') center/cover no-repeat;
  padding: 140px 0 60px;
  text-align: center;
  color: var(--white);
}

.page-hero h1 {
  color: var(--white);
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.page-hero p {
  font-size: 1.1rem;
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto;
}

/* ---------- Services Page — Tabs ---------- */
.services-tabs {
  padding: 60px 0 80px;
}

.tabs-nav {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.tab-btn {
  padding: 14px 28px;
  font-family: 'Oswald', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 2px solid #dde0e5;
  border-radius: var(--radius);
  background: var(--white);
  color: var(--gray);
  cursor: pointer;
  transition: all var(--transition);
}

.tab-btn:hover {
  border-color: var(--navy);
  color: var(--navy);
}

.tab-btn.active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.tab-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.service-detail-icon {
  text-align: center;
  padding: 0;
  background: var(--bg-light);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 320px;
}

.service-detail-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 320px;
}

.service-detail-icon i {
  font-size: 6rem;
  color: var(--navy);
  padding: 60px;
}

.service-detail-info h3 {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.service-detail-info > p {
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.service-detail-info ul {
  margin-bottom: 30px;
}

.service-detail-info ul li {
  padding: 8px 0;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid #eee;
}

.service-detail-info ul li i {
  color: var(--green);
  font-size: 0.85rem;
}

/* ---------- About Page ---------- */
.about-story {
  padding: 80px 0;
}

.about-story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-story-text h2 {
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.about-story-text p {
  margin-bottom: 16px;
  font-size: 0.95rem;
  line-height: 1.8;
}

.about-image-placeholder {
  border-radius: var(--radius);
  height: 400px;
  overflow: hidden;
}

.about-image-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.value-card {
  text-align: center;
  padding: 40px 28px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

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

.value-card i {
  font-size: 2.5rem;
  color: var(--navy);
  margin-bottom: 20px;
}

.value-card h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.value-card p {
  font-size: 0.9rem;
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.certification-card {
  text-align: center;
  padding: 40px 24px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border-top: 3px solid var(--green);
}

.certification-card i {
  font-size: 2.5rem;
  color: var(--green);
  margin-bottom: 16px;
}

.certification-card h3 {
  font-size: 1rem;
  margin-bottom: 10px;
}

.certification-card p {
  font-size: 0.85rem;
}

.zone-section {
  padding: 80px 0;
}

.zone-section h2 {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 30px;
}

.zone-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
}

.zone-list span {
  padding: 8px 20px;
  background: var(--bg-light);
  border-radius: 30px;
  font-size: 0.9rem;
  color: var(--navy);
  font-weight: 500;
  border: 1px solid #dde0e5;
}

/* ---------- Contact Page ---------- */
.contact-section {
  padding: 80px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
}

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

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

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
}

.form-group label .required {
  color: #e74c3c;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #dde0e5;
  border-radius: var(--radius);
  font-family: 'Lato', sans-serif;
  font-size: 0.95rem;
  color: var(--navy);
  transition: border-color var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--navy);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #e74c3c;
}

.form-group .error-message {
  color: #e74c3c;
  font-size: 0.8rem;
  margin-top: 4px;
  display: none;
}

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

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

.contact-info-card {
  background: var(--white);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-info-card i {
  font-size: 1.5rem;
  color: var(--navy);
  margin-top: 4px;
  width: 30px;
  text-align: center;
}

.contact-info-card h4 {
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.contact-info-card p,
.contact-info-card a {
  font-size: 0.9rem;
  color: var(--gray);
}

.contact-info-card a:hover {
  color: var(--green);
}

.contact-map {
  margin-top: 8px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.contact-map iframe {
  width: 100%;
  height: 250px;
  border: 0;
}

/* ---------- Floating Call Button (Mobile) ---------- */
.floating-call {
  display: none;
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 999;
  background: var(--green);
  color: var(--white);
  padding: 14px 32px;
  border-radius: 50px;
  font-family: 'Oswald', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 20px rgba(76, 175, 80, 0.4);
  transition: all var(--transition);
  text-align: center;
}

.floating-call i {
  margin-right: 8px;
}

.floating-call:hover {
  background: var(--green-hover);
  transform: translateX(-50%) translateY(-2px);
}

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---------- Responsive: Tablet (768px) ---------- */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .testimonials-grid .testimonial-card:last-child {
    grid-column: 1 / -1;
    max-width: 400px;
    margin: 0 auto;
  }

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

  .service-detail {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .service-detail-icon {
    padding: 40px;
  }

  .about-story-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .section-padding {
    padding: 50px 0;
  }

  /* Mobile Nav */
  .hamburger {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 30px 30px;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    transition: right var(--transition);
    z-index: 998;
    overflow-y: auto;
  }

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

  .nav-links {
    flex-direction: column;
    width: 100%;
    gap: 0;
  }

  .nav-links > li > a {
    padding: 14px 0;
    border-bottom: 1px solid #eee;
    width: 100%;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    padding: 0 0 0 20px;
    display: none;
  }

  .dropdown.open .dropdown-menu {
    display: block;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 20px;
    width: 100%;
  }

  .nav-cta .btn {
    width: 100%;
    text-align: center;
  }

  .mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 997;
  }

  .mobile-overlay.active {
    display: block;
  }

  /* Hero */
  .hero {
    min-height: auto;
    padding: 120px 0 60px;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  /* Trust */
  .trust-items {
    gap: 30px;
  }

  /* Features */
  .features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Testimonials */
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid .testimonial-card:last-child {
    max-width: none;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

  /* Services tabs */
  .tabs-nav {
    gap: 6px;
  }

  .tab-btn {
    padding: 10px 16px;
    font-size: 0.8rem;
  }

  /* Values / Certs */
  .values-grid,
  .certifications-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Contact */
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  /* Floating call */
  .floating-call {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* Page hero */
  .page-hero {
    padding: 120px 0 40px;
  }

  .page-hero h1 {
    font-size: 1.8rem;
  }

  body {
    padding-bottom: 70px;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.6rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 280px;
  }

  .section-title h2 {
    font-size: 1.5rem;
  }

  .trust-items {
    flex-direction: column;
    gap: 24px;
  }
}