/* =========================================================
   ASHUB 3D - Feuille de style principale
   Couleurs : noir, vert (accent), blanc, gris clair, anthracite
   ========================================================= */

:root {
  --color-black: #0c0f0d;
  --color-anthracite: #23282a;
  --color-green: #1f8a4c;
  --color-green-dark: #145c34;
  --color-green-light: #e9f6ee;
  --color-gray-light: #f5f7f6;
  --color-gray-border: #e3e6e4;
  --color-white: #ffffff;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(12, 15, 12, 0.08);
  --font-main: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --max-width: 1180px;
}

/* ---------- Reset simple ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  color: var(--color-anthracite);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

section { padding: 80px 0; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-alt { background-color: var(--color-gray-light); }
.section-green { background-color: var(--color-green-light); }

.section-header {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  color: var(--color-black);
  margin-bottom: 14px;
}

.section-header p {
  color: var(--color-anthracite);
  font-size: 1.05rem;
}

.section-header.align-left {
  text-align: left;
  margin-left: 0;
}

.eyebrow {
  display: inline-block;
  color: var(--color-green-dark);
  background: var(--color-green-light);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background-color: var(--color-green);
  color: var(--color-white);
}
.btn-primary:hover { background-color: var(--color-green-dark); }

.btn-dark {
  background-color: var(--color-black);
  color: var(--color-white);
}
.btn-dark:hover { background-color: var(--color-anthracite); }

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

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

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-gray-border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--color-black);
  letter-spacing: -0.02em;
}
.logo span { color: var(--color-green); }

.main-nav ul {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
}

.main-nav a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-anthracite);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover { color: var(--color-green-dark); border-bottom-color: var(--color-green); }

.header-actions { display: flex; align-items: center; gap: 14px; }

.header-actions .btn { padding: 11px 22px; font-size: 0.9rem; }

/* Menu mobile en CSS pur (case a cocher) */
.nav-toggle { display: none; }
.nav-toggle-label {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle-label span {
  width: 26px;
  height: 2px;
  background-color: var(--color-black);
  border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 640px;
  display: flex;
  align-items: center;
  color: var(--color-white);
  background-image:
    linear-gradient(135deg, rgba(10, 15, 12, 0.88) 10%, rgba(20, 92, 52, 0.72) 100%),
    url('https://images.unsplash.com/photo-1584744982491-665216d95f8b?auto=format&fit=crop&w=1800&q=80');
  background-size: cover;
  background-position: center;
}

.hero-content { max-width: 720px; }

.hero-tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2rem, 4.4vw, 3.1rem);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero p.subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 32px;
  max-width: 620px;
}

.hero-keywords {
  margin-top: 32px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.75);
}

/* ---------- Intro / Notre entreprise ---------- */
.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

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

.intro-text h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--color-black); margin-bottom: 18px; }
.intro-text p { margin-bottom: 20px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-green-light);
  color: var(--color-green-dark);
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.9rem;
  margin-bottom: 20px;
}
.badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-green);
  display: inline-block;
}

.callout {
  background-color: var(--color-white);
  border-left: 4px solid var(--color-green);
  border-radius: 8px;
  padding: 18px 22px;
  box-shadow: var(--shadow);
  font-size: 0.98rem;
  color: var(--color-anthracite);
}

/* ---------- Chiffres cles ---------- */
.stats-band {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: 48px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item .stat-icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 2px solid var(--color-green);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  font-weight: 700;
  color: var(--color-green);
}

.stat-item p {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
}

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

.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { transform: translateY(-4px); }

.card .card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background-color: var(--color-green-light);
  color: var(--color-green-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 16px;
}

.card h3 {
  font-size: 1.08rem;
  color: var(--color-black);
  margin-bottom: 10px;
}

.card p { font-size: 0.94rem; color: var(--color-anthracite); }

.section-intro-text {
  max-width: 760px;
  margin: 0 0 40px;
  font-size: 1.02rem;
}

/* ---------- Section image + texte (alternee) ---------- */
.split-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.split-section img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  height: 320px;
  object-fit: cover;
}

/* ---------- Certification ---------- */
.certif-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: stretch;
}

.certif-card {
  flex: 1 1 220px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius);
  padding: 26px;
  text-align: center;
  box-shadow: var(--shadow);
}

.certif-card .certif-badge {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-black);
  color: var(--color-green);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 0.85rem;
}

.certif-card h3 { color: var(--color-black); margin-bottom: 8px; font-size: 1.02rem; }
.certif-card p { font-size: 0.9rem; }

/* ---------- Timeline etapes ---------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 28px;
  counter-reset: step;
}

.timeline-step { text-align: center; }

.timeline-step .step-number {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: var(--color-green);
  color: var(--color-white);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.timeline-step p {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-anthracite);
}

.timeline-note {
  margin-top: 40px;
  text-align: center;
  color: var(--color-anthracite);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Realisations ---------- */
.realisation-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-gray-border);
  padding: 24px;
  box-shadow: var(--shadow);
  font-weight: 600;
  color: var(--color-black);
  display: flex;
  align-items: center;
  gap: 14px;
}

.realisation-card .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-green);
  flex-shrink: 0;
}

.realisation-image {
  margin-top: 40px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.realisation-image img { width: 100%; height: 320px; object-fit: cover; }

/* ---------- Avis clients ---------- */
.avis-box {
  max-width: 760px;
  margin: 0 auto;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  box-shadow: var(--shadow);
}

.avis-box .quote-mark {
  font-size: 2.4rem;
  color: var(--color-green);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 12px;
}

/* ---------- Zone d'intervention ---------- */
.zone-cities {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.zone-cities span {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-border);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
}

/* ---------- Infos pratiques ---------- */
.infos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.infos-card {
  background-color: var(--color-black);
  color: var(--color-white);
  border-radius: var(--radius);
  padding: 40px;
}

.infos-card h3 { color: var(--color-white); margin-bottom: 18px; font-size: 1.2rem; }
.infos-card p { margin-bottom: 8px; color: rgba(255, 255, 255, 0.85); }
.infos-card .infos-label { color: var(--color-green); font-weight: 600; margin-top: 20px; margin-bottom: 4px; }

.infos-card .btn-group { margin-top: 28px; }

.horaires-table { margin-top: 6px; }
.horaires-table div {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.92rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background-color: var(--color-anthracite);
  color: rgba(255, 255, 255, 0.85);
  padding: 56px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: var(--color-white);
  margin-bottom: 16px;
  font-size: 1rem;
}

.footer-col p, .footer-col li { font-size: 0.92rem; margin-bottom: 8px; }

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

.footer-logo {
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--color-white);
  margin-bottom: 14px;
}
.footer-logo span { color: var(--color-green); }

.social-links { display: flex; gap: 12px; margin-top: 16px; }
.social-links a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
}
.social-links a:hover { background-color: var(--color-green); border-color: var(--color-green); color: var(--color-white); }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.65);
}

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

/* ---------- Page mentions legales ---------- */
.legal-content {
  max-width: 820px;
  margin: 0 auto;
}
.legal-content h2 {
  color: var(--color-black);
  margin-top: 36px;
  margin-bottom: 12px;
  font-size: 1.25rem;
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content p { margin-bottom: 12px; }

.legal-hero {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: 64px 0;
  text-align: center;
}
.legal-hero h1 { font-size: clamp(1.8rem, 3.6vw, 2.4rem); }
.legal-hero p { color: rgba(255,255,255,0.75); margin-top: 10px; }

/* =========================================================
   RESPONSIVE - Tablette
   ========================================================= */
@media (max-width: 1024px) {
  .intro-grid, .split-section { grid-template-columns: 1fr; }
  .split-section img { height: 260px; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .infos-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* =========================================================
   RESPONSIVE - Mobile
   ========================================================= */
@media (max-width: 780px) {
  section { padding: 56px 0; }

  .nav-toggle-label { display: flex; }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
  }

  .main-nav a { display: block; padding: 12px 0; }

  .nav-toggle:checked ~ .main-nav { max-height: 480px; }

  .header-actions .btn { padding: 9px 16px; font-size: 0.82rem; }

  .hero { min-height: 520px; text-align: left; }

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

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

  .btn-group { flex-direction: column; align-items: stretch; }
  .btn-group .btn { width: 100%; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .header-inner { padding: 14px 18px; }
}