/* ============================================
   GRV Renovation — Style Principal
   Site vitrine statique — Mobile-first
   ============================================ */

/* --- Custom Properties --- */
:root {
  --red: #CC0000;
  --red-dark: #A30000;
  --black: #1A1A1A;
  --white: #FFFFFF;
  --gray-50: #F8F8F8;
  --gray-100: #F0F0F0;
  --gray-200: #E0E0E0;
  --gray-300: #CCCCCC;
  --gray-600: #666666;
  --gray-700: #444444;
  --gray-800: #2A2A2A;
  --gray-900: #111111;

  --font-heading: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --nav-height: 70px;
  --section-padding: 5rem 1.5rem;
  --max-width: 1200px;
  --radius: 6px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.10);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

.hero-bg img {
  max-width: none;
  height: 100%;
}

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

ul {
  list-style: none;
}

/* --- Skip link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--red);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  z-index: 1000;
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  text-transform: uppercase;
}

h1 { font-size: clamp(2.2rem, 6vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
  padding-bottom: 1rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--red);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  border-radius: var(--radius);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--red-dark);
  border-color: var(--red-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

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

.btn-outline:hover,
.btn-outline:focus-visible {
  background: var(--white);
  color: var(--black);
  transform: translateY(-2px);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: var(--white);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  z-index: 100;
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.14);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar-logo {
  height: 50px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--black);
  position: relative;
  transition: var(--transition);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--red);
  transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  width: 100%;
}

.nav-cta {
  background: var(--red);
  color: var(--white) !important;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--red-dark);
}

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.5rem;
  background: none;
  border: none;
  z-index: 110;
}

.burger span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--black);
  border-radius: 2px;
  transition: var(--transition);
}

.burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

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

.burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
}

.hero-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(180deg, rgba(26, 26, 26, 0.75) 0%, rgba(26, 26, 26, 0.55) 40%, rgba(26, 26, 26, 0.80) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 800px;
  padding: 2rem 1.5rem;
}

/* Hero cascade animation */
@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-anim {
  opacity: 0;
  animation: heroFadeUp 0.7s ease forwards;
}

.hero-anim:nth-child(1) { animation-delay: 0.2s; }
.hero-anim:nth-child(2) { animation-delay: 0.45s; }
.hero-anim:nth-child(3) { animation-delay: 0.7s; }
.hero-anim:nth-child(4) { animation-delay: 0.95s; }

.hero-badge {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 0.4rem 1.2rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}

.hero h1 {
  margin-bottom: 1rem;
  letter-spacing: 1px;
}

.hero h1 span {
  color: var(--red);
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--gray-300);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   SECTION SEPARATORS (angled pseudo-elements)
   ============================================ */
@media (min-width: 768px) {
  .stats::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 40px;
    background: var(--gray-50);
    clip-path: polygon(0 100%, 100% 0, 100% 100%);
  }

  .zone::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    height: 40px;
    background: var(--white);
    clip-path: polygon(0 0, 100% 0, 0 100%);
    z-index: 1;
  }
}

/* ============================================
   SERVICES
   ============================================ */
.services {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-top: 3px solid transparent;
}

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

.service-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  color: var(--red);
}

.service-card h3 {
  margin-bottom: 0.75rem;
  color: var(--black);
}

.service-card p {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.7;
}

.service-card-cta {
  background: var(--gray-900);
  color: var(--white);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  justify-content: center;
  border-top: 3px solid var(--red);
}

.service-card-cta .service-icon {
  color: var(--white);
}

.service-card-cta h3 {
  color: var(--white);
}

.service-card-cta p {
  color: var(--gray-300);
  margin-bottom: 1.5rem;
}

.service-card-cta:hover {
  border-top-color: var(--white);
}

.btn-sm {
  padding: 0.6rem 1.5rem;
  font-size: 0.95rem;
}

/* ============================================
   REALISATIONS
   ============================================ */
.realisations {
  padding: var(--section-padding);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow);
}

.gallery-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1rem 1.2rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 500;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  background: var(--red);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.lightbox-close:hover {
  background: var(--red-dark);
  transform: scale(1.1);
}

/* ============================================
   ZONE D'INTERVENTION
   ============================================ */
.zone {
  padding: var(--section-padding);
  background: var(--black);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.zone .section-title {
  color: var(--white);
}

.zone-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  text-align: center;
}

.zone-sector h3 {
  color: var(--red);
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.zone-sector ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
}

.zone-sector li {
  background: var(--gray-800);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  border: 1px solid var(--gray-700);
  transition: var(--transition);
}

.zone-sector li:hover {
  border-color: var(--red);
  background: rgba(204, 0, 0, 0.1);
}

.zone-note {
  text-align: center;
  margin-top: 2rem;
  color: var(--gray-300);
  font-size: 0.95rem;
}

/* ============================================
   POURQUOI NOUS
   ============================================ */
.pourquoi {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.pourquoi-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.pourquoi-item {
  text-align: center;
  padding: 2rem 1.5rem;
}

.pourquoi-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  color: var(--red);
}

.pourquoi-item h3 {
  margin-bottom: 0.75rem;
}

.pourquoi-item p {
  color: var(--gray-600);
  font-size: 0.95rem;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  padding: var(--section-padding);
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-item-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--red);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.contact-item strong {
  display: block;
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 1px;
  margin-bottom: 0.25rem;
  color: var(--gray-600);
}

.contact-item a {
  color: var(--black);
  font-weight: 600;
  font-size: 1.05rem;
  transition: var(--transition);
}

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

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.8rem 1rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--black);
  background: var(--white);
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(204, 0, 0, 0.1);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 3rem 1.5rem 1.5rem;
}

.footer-logo {
  height: 50px;
  width: auto;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.85rem;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray-600);
}

.footer-bottom a {
  color: var(--red);
  transition: var(--transition);
}

.footer-bottom a:hover {
  text-decoration: underline;
}

/* ============================================
   MOBILE CTA BAR
   ============================================ */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 90;
  background: var(--red);
  padding: 0;
}

.mobile-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 1rem;
  width: 100%;
}

.mobile-cta svg {
  width: 22px;
  height: 22px;
}

/* ============================================
   STATS BANNER
   ============================================ */
.stats {
  background: var(--black);
  padding: 2.5rem 1.5rem;
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--red);
}

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

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: var(--red);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--gray-300);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ============================================
   CTA BANNER
   ============================================ */
.cta-banner {
  background: var(--red);
  padding: 3rem 1.5rem;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 20px,
      rgba(0, 0, 0, 0.05) 20px,
      rgba(0, 0, 0, 0.05) 22px
    );
}

.cta-banner-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
}

.cta-banner-text h2 {
  color: var(--white);
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  margin-bottom: 0.5rem;
}

.cta-banner-text p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
}

.cta-banner .btn-primary {
  background: var(--white);
  color: var(--red);
  border-color: var(--white);
  font-size: 1.2rem;
  padding: 1rem 2.5rem;
}

.cta-banner .btn-primary:hover {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

/* ============================================
   PROCESS
   ============================================ */
.process {
  padding: var(--section-padding);
  background: var(--white);
}

.process-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.process-step {
  text-align: center;
  max-width: 320px;
  padding: 2rem 1.5rem;
  background: var(--gray-50);
  border-radius: var(--radius);
  border: 2px solid var(--gray-200);
  transition: var(--transition);
}

.process-step:hover {
  border-color: var(--red);
  box-shadow: var(--shadow);
}

.process-number {
  width: 52px;
  height: 52px;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.process-step h3 {
  margin-bottom: 0.75rem;
}

.process-step p {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.7;
}

.process-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotate(90deg);
}

/* ============================================
   FAQ — Modern Accordion
   ============================================ */
.faq {
  padding: var(--section-padding);
  background: var(--gray-50);
}

.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  overflow: hidden;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.10);
}

.faq-item[open] {
  box-shadow: 0 4px 24px rgba(204, 0, 0, 0.12);
}

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--black);
  transition: var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::marker {
  display: none;
  content: '';
}

.faq-item summary::after {
  content: '';
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 50%;
  background: var(--gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23CC0000' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.35s ease, background-color 0.3s ease;
}

.faq-item[open] summary::after {
  transform: rotate(180deg);
  background-color: rgba(204, 0, 0, 0.08);
}

.faq-item[open] summary {
  color: var(--red);
}

.faq-answer {
  padding: 0 1.5rem 1.5rem;
  border-top: 1px solid var(--gray-100);
  margin: 0 1rem;
  padding-top: 1rem;
  animation: faqSlideDown 0.3s ease forwards;
}

@keyframes faqSlideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.faq-answer p {
  color: var(--gray-700);
  font-size: 0.95rem;
  line-height: 1.8;
}

.faq-answer a {
  color: var(--red);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.faq-answer a:hover {
  color: var(--red-dark);
}

/* ============================================
   CONTACT MAP
   ============================================ */
.contact-map {
  grid-column: 1 / -1;
  margin-top: 1rem;
}

.contact-map iframe {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ============================================
   FOOTER ENRICHI
   ============================================ */
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--gray-800);
}

.footer-col {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--gray-800);
}

.footer-col:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.footer-col h4 {
  font-family: var(--font-heading);
  color: var(--white);
  text-transform: uppercase;
  font-size: 1rem;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-col ul li {
  font-size: 0.9rem;
}

.footer-col ul a {
  transition: var(--transition);
}

.footer-col ul a:hover {
  color: var(--red);
}

.footer-desc {
  font-size: 0.9rem;
  margin-top: 1rem;
  line-height: 1.7;
}

.footer-siret {
  font-size: 0.8rem;
  color: var(--gray-600);
  margin-top: 1rem;
  line-height: 1.6;
}

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

/* >= 480px */
@media (min-width: 480px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

/* >= 640px */
@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

  .footer-col {
    border-bottom: none;
    padding-bottom: 0;
  }
}

/* >= 768px */
@media (min-width: 768px) {
  .zone-content {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-wrapper {
    grid-template-columns: 1fr 1.3fr;
    align-items: start;
  }

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery-item img {
    height: 240px;
  }

  .process-grid {
    flex-direction: row;
    justify-content: center;
    align-items: flex-start;
  }

  .process-connector {
    transform: none;
    margin-top: 3rem;
  }

  .cta-banner-content {
    flex-direction: row;
    text-align: left;
    justify-content: space-between;
  }

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

/* >= 1024px */
@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pourquoi-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .burger {
    display: none !important;
  }
}

/* Mobile nav & burger */
@media (max-width: 1023px) {
  .burger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    box-shadow: var(--shadow-lg);
    transition: right 0.35s ease;
  }

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

  .nav-links a {
    font-size: 1.1rem;
  }

  .mobile-cta {
    display: block;
  }

  .footer {
    padding-bottom: 5rem;
  }
}

/* ============================================
   MENTIONS LEGALES
   ============================================ */
.mentions {
  padding-top: calc(var(--nav-height) + 3rem);
  padding-bottom: 4rem;
}

.mentions h1 {
  margin-bottom: 2rem;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
}

.mentions h2 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  font-size: 1.3rem;
  color: var(--red);
}

.mentions p {
  margin-bottom: 0.75rem;
  color: var(--gray-700);
  line-height: 1.8;
}

.mentions a {
  color: var(--red);
}

.mentions a:hover {
  text-decoration: underline;
}