/* ============================================
   BOISERIES ATLANTIQUE — Design system
   Ardoise (toiture), chêne (bois), estuaire (accent secondaire)
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Karla:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --ink: #1E2624;
  --ink-soft: #34403C;
  --ink-mute: #5B655F;
  --sand: #EDE6D8;
  --sand-deep: #E1D7C3;
  --white: #FAF8F3;
  --oak: #A6693B;
  --oak-light: #D3A06C;
  --oak-pale: #F1E1CB;
  --sea: #5C8479;
  --sea-deep: #3E5C54;

  --font-display: 'Fraunces', serif;
  --font-body: 'Karla', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius: 3px;
  --wrap: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.55;
  font-size: 17px;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  color: var(--ink);
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 700; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.3rem; }

p { color: var(--ink-soft); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--oak);
  display: inline-block;
  margin-bottom: 14px;
}

/* ---------- grain rule (signature divider) ---------- */
.grain-rule {
  width: 100%;
  height: 14px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--oak-light) 0px, var(--oak-light) 1px,
    transparent 1px, transparent 7px
  );
  opacity: 0.55;
  mask-image: linear-gradient(90deg, transparent, black 15%, black 85%, transparent);
}

/* ---------- header ---------- */
header.site {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(250, 248, 243, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--sand-deep);
}
header.site .bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  max-width: var(--wrap);
  margin: 0 auto;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}
.logo span { color: var(--oak); }
nav.main { display: flex; gap: 28px; align-items: center; }
nav.main a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink-soft);
}
nav.main a:hover { color: var(--oak); }
.btn {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  padding: 11px 22px;
  border-radius: var(--radius);
  background: var(--oak);
  color: var(--white);
  display: inline-block;
  border: 1px solid var(--oak);
}
.btn:hover { background: var(--ink); border-color: var(--ink); }
.btn.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink-mute);
}
.btn.ghost:hover { border-color: var(--oak); color: var(--oak); }

/* ---------- mobile menu toggle ---------- */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px; height: 42px;
  background: none;
  border: 1px solid var(--sand-deep);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  display: block;
  width: 20px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- table scroll safety (mobile) ---------- */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.table-scroll table.prices { min-width: 520px; }

/* mobile sticky CTA */
.mobile-cta {
  position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 50;
  display: none;
  background: var(--ink);
  padding: 12px 16px;
  gap: 10px;
}
.mobile-cta a {
  flex: 1;
  text-align: center;
  padding: 13px 10px;
  font-weight: 700;
  font-size: 0.92rem;
  border-radius: var(--radius);
}
.mobile-cta a.call { background: var(--sea); color: var(--white); }
.mobile-cta a.quote { background: var(--oak); color: var(--white); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--sand);
  overflow: hidden;
  padding: 90px 0 110px;
}
.hero .rings {
  position: absolute;
  right: -180px; top: 50%; transform: translateY(-50%);
  width: 760px; height: 760px;
  opacity: 0.35;
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 2; }
.hero .tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--oak-light);
  margin-bottom: 18px;
  display: block;
}
.hero h1 { color: var(--white); max-width: 760px; }
.hero h1 em { color: var(--oak-light); font-style: normal; }
.hero .lede {
  color: #C9D1CB;
  font-size: 1.15rem;
  max-width: 560px;
  margin: 22px 0 34px;
}
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.hero .stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
  flex-wrap: wrap;
}
.hero .stat b {
  font-family: var(--font-display);
  font-size: 1.9rem;
  color: var(--white);
  display: block;
}
.hero .stat span {
  font-size: 0.85rem;
  color: #A8B4AD;
}

/* ---------- sections ---------- */
section { padding: 80px 0; }
section.tight { padding: 56px 0; }
.section-head { max-width: 680px; margin-bottom: 46px; }
.section-head p { font-size: 1.08rem; margin-top: 14px; }

.bg-sand { background: var(--sand); }
.bg-ink { background: var(--ink); color: var(--sand); }
.bg-ink h2, .bg-ink h3 { color: var(--white); }
.bg-ink p { color: #C9D1CB; }

/* ---------- services grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--sand-deep);
  border: 1px solid var(--sand-deep);
}
.service-card {
  background: var(--white);
  padding: 34px 28px;
  transition: background 0.15s ease;
}
.service-card:hover { background: var(--oak-pale); }
.service-card .num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--oak);
  margin-bottom: 16px;
  display: block;
}
.service-card h3 { margin-bottom: 10px; }
.service-card p { font-size: 0.95rem; margin-bottom: 16px; }
.service-card .link { font-family: var(--font-mono); font-size: 0.82rem; color: var(--ink); font-weight: 500; }
.service-card:hover .link { color: var(--oak); }

/* ---------- why / argument split ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.split .visual {
  aspect-ratio: 4/5;
  background: linear-gradient(160deg, var(--oak-light), var(--oak) 60%, var(--sea-deep));
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}
.moisture-line {
  position: absolute; inset: 0;
}
.split ul { margin-top: 22px; }
.split li {
  padding: 16px 0;
  border-top: 1px solid var(--sand-deep);
  display: flex;
  gap: 16px;
}
.split li:last-child { border-bottom: 1px solid var(--sand-deep); }
.split li .k {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--oak);
  min-width: 64px;
}

/* ---------- zone map ---------- */
.zone-block {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: start;
}
.city-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}
.city-pill {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  padding: 8px 14px;
  border: 1px solid var(--sand-deep);
  border-radius: 20px;
  color: var(--ink-soft);
}
.city-pill:hover { border-color: var(--oak); color: var(--oak); }
.city-pill.anchor {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
  font-weight: 600;
}

/* ---------- pricing table ---------- */
table.prices {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.92rem;
}
table.prices th {
  text-align: left;
  font-weight: 500;
  color: var(--ink-mute);
  padding: 14px 12px;
  border-bottom: 2px solid var(--ink);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}
table.prices td {
  padding: 16px 12px;
  border-bottom: 1px solid var(--sand-deep);
}
table.prices td.price { color: var(--oak); font-weight: 500; }

/* ---------- testimonial / avis ---------- */
.avis-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.avis-card {
  background: var(--white);
  border: 1px solid var(--sand-deep);
  padding: 26px;
  border-radius: var(--radius);
}
.avis-card .stars { color: var(--oak); font-family: var(--font-mono); margin-bottom: 12px; letter-spacing: 2px; }
.avis-card p { font-size: 0.95rem; }
.avis-card .who { margin-top: 14px; font-size: 0.85rem; color: var(--ink-mute); font-family: var(--font-mono); }

/* ---------- footer ---------- */
footer.site {
  background: var(--ink);
  color: #A8B4AD;
  padding: 56px 0 30px;
}
footer.site .cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid #3A453F;
}
footer.site h4 { color: var(--white); font-size: 0.95rem; margin-bottom: 16px; font-family: var(--font-body); }
footer.site a { display: block; padding: 5px 0; font-size: 0.9rem; }
footer.site a:hover { color: var(--oak-light); }
footer.site .bottom {
  padding-top: 24px;
  font-size: 0.82rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- breadcrumb (city/service pages) ---------- */
.crumb {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink-mute);
  padding: 20px 0 0;
}
.crumb a:hover { color: var(--oak); }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  header.site .bar { position: relative; }
  .menu-toggle { display: flex; }
  nav.main {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--white);
    border-bottom: 1px solid var(--sand-deep);
    box-shadow: 0 12px 24px rgba(30, 38, 36, 0.1);
    z-index: 45;
  }
  nav.main.open { display: flex; }
  nav.main a { padding: 15px 28px; border-top: 1px solid var(--sand-deep); font-size: 1rem; }
  nav.main a.btn.ghost { margin: 14px 28px; text-align: center; border: 1px solid var(--ink-mute); }
  .hero { padding: 64px 0 84px; }
  .services-grid { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .zone-block { grid-template-columns: 1fr; gap: 32px; }
  footer.site .cols { grid-template-columns: 1fr 1fr; }
  .avis-row { grid-template-columns: 1fr; }
  .mobile-cta { display: flex; }
  body { padding-bottom: 68px; }
  .hero .rings { opacity: 0.18; right: -320px; }
}

@media (max-width: 480px) {
  footer.site .cols { grid-template-columns: 1fr; gap: 28px; }
  .hero .stats { gap: 22px; }
  table.prices { font-size: 0.82rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--oak);
  outline-offset: 2px;
}