/* ===========================================================
   Pierre LH — Artisan Multiservices
   Design system : "Le Carnet de Chantier"
   =========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --ink: #101B2D;
  --ink-2: #1C2C46;
  --ink-line: #2C3E5C;
  --paper: #F6F1E6;
  --paper-2: #EEE5D3;
  --paper-line: #DBCEB0;
  --red: #8B2A2A;
  --red-dark: #6E2020;
  --sage: #3F5B47;
  --sage-light: #EAF0E7;
  --stone: #4B5261;
  --stone-soft: #9AA3B5;
  --gold: #A9823E;
  --cream: #F6F1E6;
  --radius: 2px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--stone);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Fraunces', serif;
  color: var(--ink);
  margin: 0;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 28px; }
.mono { font-family: 'IBM Plex Mono', monospace; }

.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: '';
  width: 18px;
  height: 1px;
  background: var(--red);
  display: inline-block;
}

/* ---------- Header ---------- */
header.site {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ink);
  border-bottom: 1px solid var(--ink-line);
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img { height: 64px; width: auto; }
.brand-text {
  font-family: 'Fraunces', serif;
  color: var(--cream);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.15;
}
.brand-text span {
  display: block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone-soft);
  font-weight: 400;
}
nav.main {
  display: flex;
  align-items: center;
  gap: 30px;
}
nav.main a {
  color: var(--cream);
  font-size: 14.5px;
  font-weight: 500;
  opacity: 0.88;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: all .15s ease;
}
nav.main a:hover, nav.main a.active { opacity: 1; border-bottom-color: var(--red); }
.call-btn {
  background: var(--red);
  color: var(--cream);
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 600;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background .15s ease;
}
.call-btn:hover { background: var(--red-dark); }
.burger { display: none; background: none; border: none; color: var(--cream); font-size: 26px; cursor: pointer; }
@media (max-width: 420px) {
  .call-btn { padding: 9px 12px; font-size: 13px; }
  .brand img { height: 48px; }
}

@media (max-width: 880px) {
  nav.main { position: fixed; inset: 62px 0 0 0; background: var(--ink); flex-direction: column; padding: 30px 28px; gap: 22px; align-items: flex-start; transform: translateX(100%); transition: transform .25s ease; overflow-y: auto; }
  nav.main.open { transform: translateX(0); }
  .burger { display: block; }
}

/* ---------- Hero ---------- */
.hero {
  background: var(--ink);
  color: var(--cream);
  position: relative;
  padding: 84px 0 0;
  overflow: hidden;
}
.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px 90px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(34px, 4.6vw, 56px);
  color: var(--cream);
  margin: 18px 0 22px;
}
.hero h1 em { color: #C9A24B; font-style: normal; }
.hero p.lead {
  font-size: 17.5px;
  color: #C6CCDA;
  max-width: 46ch;
  margin-bottom: 30px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  transition: all .15s ease;
}
.btn-primary { background: var(--red); color: var(--cream); }
.btn-primary:hover { background: var(--red-dark); }
.btn-ghost { border-color: #3C4F70; color: var(--cream); }
.btn-ghost:hover { border-color: var(--cream); }

.stamp {
  width: 128px;
  height: 128px;
  border: 2px dashed #C9A24B;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transform: rotate(-9deg);
  color: #C9A24B;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.5;
  flex-shrink: 0;
}
.stamp strong { display: block; font-size: 22px; font-family: 'Fraunces', serif; letter-spacing: 0; }

.hero-card {
  background: var(--ink-2);
  border: 1px solid var(--ink-line);
  border-radius: var(--radius);
  padding: 30px;
}
.hero-card .stamp { margin: 0 auto 18px; }
.hero-sap-logo { display: block; height: 92px; width: auto; margin: 0 auto 20px; }
.hero-card p { text-align: center; color: #C6CCDA; font-size: 14px; margin: 0; }

.roofline {
  display: block;
  width: 100%;
  height: 46px;
}

@media (max-width: 880px) {
  .hero-inner { grid-template-columns: 1fr; padding-bottom: 60px; }
}

/* ---------- Trust bar ---------- */
.trust {
  background: var(--paper);
  padding: 56px 0;
  border-bottom: 1px solid var(--paper-line);
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
}
.trust-item .num {
  font-family: 'IBM Plex Mono', monospace;
  color: var(--red);
  font-size: 13px;
  margin-bottom: 8px;
}
.trust-item h3 { font-size: 19px; margin-bottom: 8px; }
.trust-item p { font-size: 14.5px; color: var(--stone); margin: 0; }
@media (max-width: 780px) { .trust-grid { grid-template-columns: 1fr; } }

.trust-portrait { aspect-ratio: 3/4; overflow: hidden; background: var(--paper-2); border: 1px solid var(--paper-line); }
.trust-portrait img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 780px) { .trust-portrait { aspect-ratio: 16/9; } }

.trust-with-portrait { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: center; }
@media (max-width: 780px) { .trust-with-portrait { grid-template-columns: 1fr; } }

/* ---------- Section shell ---------- */
section { padding: 84px 0; }
.section-head { max-width: 640px; margin-bottom: 46px; }
.section-head h2 { font-size: clamp(26px, 3.2vw, 38px); margin-top: 14px; }
.section-head p { color: var(--stone); font-size: 16px; margin-top: 14px; }
.section-dark { background: var(--ink); color: var(--cream); }
.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--cream); }
.section-dark .section-head p { color: #B9C1D2; }
.section-sage { background: var(--sage-light); }

/* ---------- Ledger (service list, signature element) ---------- */
.ledger { border-top: 1px solid var(--ink); }
.ledger-row {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: 22px;
  align-items: baseline;
  padding: 26px 0;
  border-bottom: 1px solid var(--paper-line);
}
.ledger-row .tag { font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: var(--stone-soft); text-transform: uppercase; letter-spacing: 0.08em; }
.ledger-row h4 { font-size: 20px; margin-bottom: 6px; }
.ledger-row p { margin: 0; font-size: 14.5px; color: var(--stone); max-width: 56ch; }
.ledger-row .badge {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--sage);
  border: 1px solid var(--sage);
  padding: 3px 8px;
  border-radius: 20px;
  white-space: nowrap;
  align-self: start;
}
@media (max-width: 700px) {
  .ledger-row { grid-template-columns: 1fr; gap: 6px; }
  .ledger-row .badge { justify-self: start; }
}

/* ---------- SAP band ---------- */
.sap-band {
  background: var(--ink);
  color: var(--cream);
  border-radius: var(--radius);
  padding: 54px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: center;
}
.sap-band .big-num { font-family: 'Fraunces', serif; font-size: 72px; color: #C9A24B; line-height: 1; }
.sap-band .big-num span { display: block; font-family: 'IBM Plex Mono', monospace; font-size: 12px; letter-spacing: 0.1em; color: var(--stone-soft); text-transform: uppercase; margin-top: 8px; }
@media (max-width: 880px) { .sap-band { grid-template-columns: 1fr; text-align: center; padding: 40px 26px; } }

/* ---------- Gallery ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.g-card { background: var(--paper); border: 1px solid var(--paper-line); }
.g-img { aspect-ratio: 4/3; overflow: hidden; background: var(--paper-2); cursor: zoom-in; }
.g-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.g-img:hover img { transform: scale(1.04); }
.g-split { display: grid; grid-template-columns: 1fr 1fr; }
.g-split .g-img { position: relative; }
.g-split .lab { position: absolute; top: 8px; left: 8px; background: rgba(16,27,45,.82); color: var(--cream); font-family: 'IBM Plex Mono', monospace; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; padding: 3px 8px; }
.g-body { padding: 18px 20px 22px; }
.g-body h4 { font-size: 16.5px; margin-bottom: 6px; }
.g-body p { font-size: 13.5px; color: var(--stone); margin: 0; }
@media (max-width: 880px) { .gallery-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .gallery-grid { grid-template-columns: 1fr; } }

/* ---------- Zone map/list ---------- */
.zone-list { display: flex; flex-wrap: wrap; gap: 12px; }
.zone-chip {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  border: 1px solid var(--ink-line);
  color: var(--cream);
  padding: 9px 16px;
  border-radius: 20px;
}

/* ---------- FAQ ---------- */
.faq-item { border-bottom: 1px solid var(--paper-line); padding: 22px 0; }
.faq-item summary { cursor: pointer; font-family: 'Fraunces', serif; font-size: 18px; color: var(--ink); font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-family: 'IBM Plex Mono', monospace; color: var(--red); font-size: 20px; flex-shrink: 0; }
.faq-item[open] summary::after { content: '–'; }
.faq-item p { margin: 14px 0 0; font-size: 15px; color: var(--stone); max-width: 68ch; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact-info a.line { display: flex; align-items: center; gap: 12px; font-size: 17px; margin-bottom: 16px; color: var(--cream); }
.contact-info .zone-list { margin-top: 26px; }
form.contact-form { background: var(--paper); padding: 30px; border-radius: var(--radius); }
form.contact-form input, form.contact-form textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--paper-line);
  background: #fff;
  border-radius: var(--radius);
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  margin-bottom: 14px;
}
form.contact-form button {
  width: 100%;
  background: var(--red);
  color: var(--cream);
  border: none;
  padding: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: background .15s ease;
}
form.contact-form button:hover { background: var(--red-dark); }
#form-status { font-size: 13.5px; margin-top: 10px; }
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
footer.site {
  background: #0B141F;
  color: var(--stone-soft);
  padding: 34px 0;
  font-size: 13px;
}
.foot-row { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
footer.site a:hover { color: var(--cream); }

/* ---------- Pricing tables (tarifs.html) ---------- */
.price-table { width: 100%; border-collapse: collapse; margin: 22px 0 6px; }
.price-table th {
  text-align: left;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--stone-soft);
  padding: 0 14px 12px;
  border-bottom: 1px solid var(--ink);
}
.price-table td { padding: 14px; border-bottom: 1px solid var(--paper-line); font-size: 15px; }
.price-table td:first-child { padding-left: 0; }
.price-table tr td:last-child, .price-table tr th:last-child { text-align: right; padding-right: 0; }
.price-table .net { font-family: 'IBM Plex Mono', monospace; color: var(--sage); font-weight: 600; }
.price-table .brut { font-family: 'IBM Plex Mono', monospace; color: var(--stone-soft); text-decoration: line-through; font-size: 13.5px; }
.price-table .plain { font-family: 'IBM Plex Mono', monospace; color: var(--stone); }
.price-block { background: #fff; border: 1px solid var(--paper-line); border-radius: var(--radius); padding: 30px 32px; margin-bottom: 26px; }
.price-block-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin-bottom: 4px; }
.price-block-head h3 { font-size: 21px; }
.elig { font-family: 'IBM Plex Mono', monospace; font-size: 11.5px; padding: 4px 10px; border-radius: 20px; white-space: nowrap; }
.elig-yes { background: var(--sage-light); color: var(--sage); border: 1px solid var(--sage); }
.elig-no { background: #F5E8E8; color: var(--red); border: 1px solid var(--red); }
.price-note { font-size: 13.5px; color: var(--stone-soft); margin-top: 10px; }
.price-cap {
  font-size: 13px;
  background: var(--paper-2);
  border-left: 3px solid var(--gold);
  padding: 10px 14px;
  margin-top: 14px;
  color: var(--stone);
}

/* ---------- Calculator ---------- */
.calc-box { background: var(--ink); color: var(--cream); border-radius: var(--radius); padding: 38px; }
.calc-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 20px; }
.calc-box label { font-family: 'IBM Plex Mono', monospace; font-size: 11.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--stone-soft); display: block; margin-bottom: 8px; }
.calc-box select, .calc-box input[type=number] {
  width: 100%; padding: 12px 14px; border-radius: var(--radius); border: 1px solid var(--ink-line);
  background: var(--ink-2); color: var(--cream); font-family: 'Inter', sans-serif; font-size: 15px;
}
.calc-result { border-top: 1px solid var(--ink-line); margin-top: 24px; padding-top: 24px; display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 14px; }
.calc-result .amt { display: block; }
.calc-result .amt #calc-brut { font-family: 'Fraunces', serif; font-size: 44px; color: #C9A24B; display: block; }
.calc-result .amt small { display: block; font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--stone-soft); letter-spacing: .08em; text-transform: uppercase; margin-top: 6px; }
.calc-result .brut-line { max-width: 34ch; }
.calc-result .brut-line { font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--stone-soft); }

/* ---------- Lightbox ---------- */
#lightbox { display: none; position: fixed; inset: 0; background: rgba(11,20,31,.94); z-index: 1000; align-items: center; justify-content: center; padding: 24px; }
#lightbox img { max-width: 88%; max-height: 86vh; }
#lightbox .lb-close { position: absolute; top: 22px; right: 26px; color: var(--cream); font-size: 32px; cursor: pointer; }