/* ========================================================
   Ets Thierno Bathily — feuille de style principale
   ======================================================== */

:root {
  --color-dark: #1c2431;
  --color-dark-2: #262f40;
  --color-brick: #c4613f;
  --color-brick-dark: #b8441700;
  --color-brick-hover: #a84f31;
  --color-cement: #8d99ae;
  --color-cement-light: #eef0f3;
  --color-bg: #f6f6f4;
  --color-white: #ffffff;
  --color-text: #2a2f36;
  --color-text-light: #667085;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 4px 18px rgba(28, 36, 49, 0.08);
  --shadow-lg: 0 12px 32px rgba(28, 36, 49, 0.16);
  --container: 1180px;
  --transition: 0.2s ease;
  --font-body: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-heading: "Space Grotesk", "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "Consolas", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

h1, h2, h3, h4,
.logo {
  font-family: var(--font-heading);
}

.route-card__meta strong,
.header-phone strong,
.routes-table td:nth-child(4),
.hero-stats strong,
.stat strong {
  font-family: var(--font-mono);
  font-weight: 600;
}

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

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

ul {
  list-style: none;
}

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

.section {
  padding: 72px 0;
}

.section--tight {
  padding: 48px 0;
}

.section--dark {
  background: var(--color-dark);
  color: var(--color-white);
}

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

.section-header {
  max-width: 640px;
  margin: 0 auto 44px;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  color: var(--color-brick);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 10px;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 12px;
  color: var(--color-dark);
}

.section--dark .section-header h2 {
  color: var(--color-white);
}

.section-header p {
  color: var(--color-text-light);
}

.section--dark .section-header p {
  color: #c3c9d4;
}

h1, h2, h3, h4 {
  line-height: 1.25;
  font-weight: 700;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}

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

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

.btn--primary:hover {
  background: var(--color-brick-hover);
}

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

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.12);
}

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

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

.btn--block {
  width: 100%;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  box-shadow: 0 2px 10px rgba(28, 36, 49, 0.06);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-dark);
  flex-shrink: 0;
}

.logo .logo-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.logo-sub {
  display: block;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-brick);
  text-transform: uppercase;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
  position: relative;
  padding: 6px 0;
  transition: color var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-brick);
}

.main-nav a.active::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 2px;
  background: var(--color-brick);
}

.main-nav .mobile-cta {
  display: none;
  margin-top: 18px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.header-phone {
  display: flex;
  flex-direction: column;
  font-size: 0.85rem;
  color: var(--color-text-light);
  text-align: right;
}

.header-phone strong {
  color: var(--color-dark);
  font-size: 0.95rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 26px;
  height: 3px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---------- Hero ---------- */

.hero {
  background: linear-gradient(120deg, var(--color-dark) 0%, var(--color-dark-2) 55%, #35404f 100%);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("https://images.unsplash.com/photo-1519003722824-194d4455a60c?auto=format&fit=crop&w=1600&q=70");
  background-size: cover;
  background-position: center 65%;
  filter: saturate(1.3);
  opacity: 0.5;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(115deg, transparent 0 86px, rgba(255, 255, 255, 0.06) 86px 88px),
    repeating-linear-gradient(115deg, transparent 0 86px, rgba(196, 97, 63, 0.14) 86px 90px);
  mask-image: linear-gradient(120deg, transparent 5%, black 45%, black 75%, transparent 100%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding-top: 84px;
  padding-bottom: 84px;
  position: relative;
  z-index: 1;
}

.hero-tag {
  display: inline-block;
  background: rgba(196, 97, 63, 0.15);
  color: #ff8a56;
  border: 1px solid rgba(196, 97, 63, 0.4);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2rem, 4.2vw, 3.1rem);
  margin-bottom: 18px;
}

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

.hero p {
  color: #c9cfda;
  font-size: 1.05rem;
  max-width: 520px;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.hero-stats div strong {
  display: block;
  font-size: 1.6rem;
  color: var(--color-white);
}

.hero-stats div span {
  font-size: 0.82rem;
  color: #a9b0bd;
}

.hero-art {
  position: relative;
}

.hero-card {
  background: var(--color-white);
  color: var(--color-text);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 24px;
}

/* ---------- Cards / grids ---------- */

.grid {
  display: grid;
  gap: 28px;
}

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

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

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

.card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(196, 97, 63, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--color-brick);
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--color-dark);
}

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

.card ul {
  margin-top: 14px;
}

.card ul li {
  display: flex;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.card ul li::before {
  content: "\2713";
  color: var(--color-brick);
  font-weight: 700;
}

/* ---------- Stats strip ---------- */

.stats-strip {
  background: var(--color-dark);
  color: var(--color-white);
}

.stats-strip .grid {
  padding: 44px 0;
}

.stat {
  text-align: center;
}

.stat strong {
  display: block;
  font-size: 2.2rem;
  color: var(--color-brick);
}

.stat span {
  color: #b7bdc9;
  font-size: 0.88rem;
}

/* ---------- Split section (image + text) ---------- */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.split-visual {
  background: linear-gradient(135deg, var(--color-cement) 0%, var(--color-dark) 100%);
  border-radius: var(--radius);
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

.split h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-dark);
  margin-bottom: 16px;
}

.split p {
  color: var(--color-text-light);
  margin-bottom: 16px;
}

/* ---------- CTA ---------- */

.cta {
  background: linear-gradient(120deg, var(--color-brick) 0%, #8f3f26 100%);
  color: var(--color-white);
  text-align: center;
  border-radius: var(--radius);
  padding: 56px 32px;
}

.cta h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin-bottom: 14px;
}

.cta p {
  margin-bottom: 26px;
  color: rgba(255, 255, 255, 0.9);
}

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

.cta .btn--primary:hover {
  background: #f2ede9;
}

.cta--photo {
  background-image:
    linear-gradient(120deg, rgba(196, 97, 63, 0.87) 0%, rgba(143, 63, 38, 0.92) 100%),
    url("https://images.unsplash.com/photo-1573497019940-1c28c88b4f3e?auto=format&fit=crop&w=1600&q=70");
  background-size: cover;
  background-position: center;
}

/* ---------- Breadcrumb / page hero ---------- */

.page-hero {
  background: var(--color-dark);
  color: var(--color-white);
  padding: 56px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("https://images.unsplash.com/photo-1519003722824-194d4455a60c?auto=format&fit=crop&w=1600&q=70");
  background-size: cover;
  background-position: center 60%;
  filter: saturate(1.3);
  opacity: 0.45;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero .eyebrow {
  color: #ff8a56;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 12px;
}

.page-hero p {
  color: #c3c9d4;
  max-width: 620px;
  margin: 0 auto;
}

/* ---------- Footer ---------- */

.site-footer {
  background: #141a24;
  color: #c3c9d4;
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: 18px;
}

.footer-grid p {
  font-size: 0.9rem;
  color: #9aa1af;
  margin-bottom: 16px;
}

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

.footer-grid ul a {
  font-size: 0.9rem;
  color: #b7bdc9;
  transition: color var(--transition);
}

.footer-grid ul a:hover {
  color: var(--color-brick);
}

.footer-bottom {
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
  color: #7c8494;
}

/* ---------- Forms ---------- */

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

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 7px;
  color: var(--color-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid #dde1e7;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition);
  background: var(--color-white);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-note {
  font-size: 0.82rem;
  color: var(--color-text-light);
  margin-top: 10px;
}

.form-success {
  display: none;
  background: #e8f6ed;
  border: 1px solid #b7e4c7;
  color: #1e6b3a;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  font-size: 0.92rem;
}

.form-success.visible {
  display: block;
}

/* ---------- Check list ---------- */

.check-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.check-list li svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-brick);
}

/* ---------- Utility ---------- */

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

.mt-32 {
  margin-top: 32px;
}

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .hero .container {
    grid-template-columns: 1fr;
  }

  .hero-art {
    order: -1;
  }

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

  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

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

/* En dessous de 1200px, le nom de l'entreprise + les 5 liens + le téléphone
   ne tiennent plus sur une seule ligne : on bascule sur le menu hamburger
   bien avant que ça ne se compresse et ne chevauche la section suivante. */
@media (max-width: 1200px) {
  .main-nav {
    position: fixed;
    inset: 78px 0 0 0;
    background: var(--color-white);
    transform: translateX(100%);
    transition: transform var(--transition);
    padding: 24px;
    overflow-y: auto;
    z-index: 99;
  }

  .main-nav.open {
    transform: translateX(0);
  }

  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .main-nav ul li {
    width: 100%;
  }

  .main-nav a {
    display: block;
    padding: 14px 4px;
    width: 100%;
    border-bottom: 1px solid #eee;
  }

  .nav-toggle {
    display: flex;
  }

  .header-phone {
    display: none;
  }
}

@media (max-width: 720px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

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

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

  .hero-stats {
    gap: 20px;
  }
}

/* En dessous de ~600px, logo + bouton "Demander un devis" + icône menu
   ne tiennent plus ensemble : le bouton passe dans le menu mobile. */
@media (max-width: 600px) {
  .logo {
    font-size: 1.05rem;
  }

  .header-actions .btn--primary {
    display: none;
  }

  .main-nav .mobile-cta {
    display: block;
  }
}