/* ============================================
   ARTISAN DALLAU COUVERTURE — style.css
   Design: Artisanal · Professionnel · Soigné
   ============================================ */

:root {
  --font-sans: 'Cabinet Grotesk', 'Inter', system-ui, sans-serif;
  --bg:       #FFFFFF;
  --bg-2:     #F7F5F2;
  --bg-3:     #EFECE7;
  --border:   #D9D4CC;
  --muted:    #8C8478;
  --dim:      #6B6360;
  --text:     #2A2118;
  --accent:   #C41A1A;
  --accent-h: #A01414;
  --max-w: 1280px;
  --gutter: clamp(1.25rem, 5vw, 5rem);
  --section-py: clamp(4rem, 8vw, 7rem);
  --radius: 6px;
  --radius-sm: 4px;
  --border-width: 1px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: inherit; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* BUTTONS */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  background: var(--accent); color: #fff;
  font-size: 0.875rem; font-weight: 600; letter-spacing: 0.03em;
  border-radius: var(--radius); border: var(--border-width) solid var(--accent);
  transition: background 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.btn-primary:hover { background: var(--accent-h); border-color: var(--accent-h); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  background: transparent; color: var(--text);
  font-size: 0.875rem; font-weight: 500; letter-spacing: 0.03em;
  border-radius: var(--radius); border: var(--border-width) solid var(--border);
  transition: border-color 0.2s, color 0.2s; white-space: nowrap;
}
.btn-ghost:hover { border-color: var(--dim); color: var(--accent); }

.btn-white {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: #fff; color: var(--accent);
  font-size: 0.875rem; font-weight: 700; letter-spacing: 0.03em;
  border-radius: var(--radius); border: var(--border-width) solid #fff;
  transition: background 0.2s; white-space: nowrap; flex-shrink: 0;
}
.btn-white:hover { background: rgba(255,255,255,0.9); }

/* URGENCE BAR */
.urgence-bar {
  display: flex; align-items: center; justify-content: center; gap: 1.5rem;
  background: var(--accent); color: #fff;
  padding: 0.5rem var(--gutter);
  font-size: 0.75rem; font-weight: 500; letter-spacing: 0.04em;
}
.urgence-phone {
  display: flex; align-items: center; gap: 0.375rem;
  font-weight: 700; font-size: 0.8rem;
  padding: 0.2rem 0.75rem;
  border: var(--border-width) solid rgba(255,255,255,0.5);
  border-radius: var(--radius-sm);
  transition: background 0.15s;
}
.urgence-phone:hover { background: rgba(255,255,255,0.15); }

/* HEADER */
#site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  border-bottom: var(--border-width) solid var(--border);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: background 0.3s, box-shadow 0.3s;
}
#site-header.scrolled {
  background: rgba(255,255,255,0.98);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

.nav-bar {
  display: flex; align-items: center; gap: 1.25rem;
  max-width: var(--max-w); margin: 0 auto; padding: 0 var(--gutter);
  height: 60px;
}

/* LOGO */
.nav-logo {
  display: flex; align-items: center; gap: 0.6rem;
  flex-shrink: 1; min-width: 0;
}
.logo-svg { width: 44px; height: 44px; flex-shrink: 0; }
.logo-img {
  height: 44px;
  max-width: 100%;
  width: auto;
  object-fit: contain;
  flex-shrink: 1;
}
.logo-text {
  display: flex; flex-direction: column; line-height: 1.15;
}
.logo-artisan { font-size: 0.55rem; font-weight: 500; letter-spacing: 0.12em; color: var(--accent); text-transform: uppercase; }
.logo-name    { font-size: 1rem; font-weight: 800; letter-spacing: -0.01em; color: var(--text); line-height: 1; }
.logo-service { font-size: 0.55rem; font-weight: 500; letter-spacing: 0.1em; color: var(--dim); text-transform: uppercase; }

/* NAV LINKS */
.nav-links {
  display: flex; align-items: center; gap: 0.125rem; flex: 1; justify-content: center;
}
.nav-link, .nav-link--btn {
  font-size: 0.775rem; font-weight: 500; color: var(--dim);
  padding: 0.4rem 0.75rem; border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
  display: flex; align-items: center; gap: 0.25rem; white-space: nowrap;
}
.nav-link:hover, .nav-link--btn:hover, .nav-link.active {
  color: var(--text); background: var(--bg-3);
}
.nav-link--btn { cursor: pointer; }

.has-sub { position: relative; }
.sub-menu {
  position: absolute; top: calc(100% + 6px); left: 0; min-width: 210px;
  background: var(--bg); border: var(--border-width) solid var(--border);
  border-radius: var(--radius); padding: 0.3rem;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity 0.18s, transform 0.18s, visibility 0.18s; z-index: 200;
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
.has-sub:hover .sub-menu, .has-sub:focus-within .sub-menu {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.sub-menu li a {
  display: block; padding: 0.45rem 0.75rem;
  font-size: 0.775rem; color: var(--dim);
  border-radius: var(--radius-sm); transition: color 0.12s, background 0.12s;
}
.sub-menu li a:hover { color: var(--text); background: var(--bg-2); }

.nav-actions { display: flex; align-items: center; gap: 0.75rem; margin-left: auto; flex-shrink: 0; }
.nav-link-sec {
  font-size: 0.775rem; font-weight: 500; color: var(--dim);
  padding: 0.4rem 0.6rem; border-radius: var(--radius-sm);
  transition: color 0.15s; white-space: nowrap;
}
.nav-link-sec:hover { color: var(--text); }
.nav-cta {
  font-size: 0.775rem; font-weight: 700;
  padding: 0.5rem 1.1rem; background: var(--accent); color: #fff;
  border-radius: var(--radius-sm); border: var(--border-width) solid var(--accent);
  transition: background 0.2s; display: flex; align-items: center; gap: 0.4rem;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--accent-h); }

.hamburger {
  display: none; flex-direction: column; justify-content: center; align-items: center;
  gap: 5px; width: 36px; height: 36px; border: var(--border-width) solid var(--border);
  border-radius: var(--radius-sm); padding: 8px; margin-left: auto;
}
.hamburger span {
  display: block; width: 18px; height: 1.5px; background: var(--text); border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s; transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(3.25px) rotate(45deg); }
.hamburger.open span:nth-child(2) { transform: translateY(-3.25px) rotate(-45deg); }

/* HERO */
.hero {
  position: relative; height: 100svh; min-height: 620px;
  display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden;
  /* account for urgence bar + header ~= 100px */
  padding-top: 100px;
}
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(42,33,24,0.15) 0%, rgba(42,33,24,0.35) 40%, rgba(42,33,24,0.88) 100%);
}
.hero-content {
  position: relative; z-index: 1;
  padding: var(--gutter); padding-bottom: 4.5rem;
  max-width: calc(var(--max-w) + var(--gutter) * 2); margin: 0 auto; width: 100%;
}
.hero-label {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: #fff; margin-bottom: 1rem;
  background: var(--accent); display: inline-block; padding: 0.3rem 0.75rem; border-radius: var(--radius-sm);
}
.hero-title {
  font-size: clamp(2.5rem, 6vw, 5.5rem); font-weight: 800; line-height: 1.0;
  letter-spacing: -0.03em; color: #fff; margin-bottom: 1.25rem;
  text-shadow: 0 2px 30px rgba(0,0,0,0.3);
}
.hero-title .accent { color: #fff; border-bottom: 3px solid var(--accent); padding-bottom: 2px; }
.hero-sub {
  font-size: clamp(0.875rem, 1.5vw, 1rem); color: rgba(255,255,255,0.85); line-height: 1.7;
  max-width: 600px; margin-bottom: 1.5rem;
}
.hero-badges {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.75rem;
}
.hero-badge {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 0.3rem 0.75rem; border: var(--border-width) solid rgba(255,255,255,0.35);
  border-radius: var(--radius-sm); color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.08);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero-ticker {
  position: relative; z-index: 1; border-top: var(--border-width) solid rgba(255,255,255,0.1);
  overflow: hidden; padding: 0.75rem 0; background: rgba(42,33,24,0.7);
}
.ticker-track {
  display: flex; gap: 1.5rem; white-space: nowrap; width: max-content;
  animation: ticker 35s linear infinite;
}
.ticker-track span { font-size: 0.7rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.6); }
.ticker-track .dot { color: var(--accent); letter-spacing: 0; font-weight: 700; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* STATS BAR */
.stats-bar { border-bottom: var(--border-width) solid var(--border); background: var(--bg-2); }
.stats-inner {
  display: flex; align-items: stretch;
  max-width: var(--max-w); margin: 0 auto; padding: 0 var(--gutter);
}
.stat-item {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 0.2rem; padding: 1.75rem 1rem; text-align: center;
}
.stat-num { font-size: clamp(1.75rem, 3.5vw, 2.75rem); font-weight: 800; line-height: 1; letter-spacing: -0.04em; color: var(--accent); }
.stat-label { font-size: 0.7rem; font-weight: 400; color: var(--dim); letter-spacing: 0.04em; text-transform: uppercase; }
.stat-divider { width: var(--border-width); background: var(--border); align-self: stretch; margin: 1.25rem 0; }

/* SECTIONS */
.section {
  padding: var(--section-py) var(--gutter);
  max-width: calc(var(--max-w) + var(--gutter) * 2); margin: 0 auto;
  border-bottom: var(--border-width) solid var(--border);
}
.section-header {
  display: grid; grid-template-columns: auto 1fr auto; align-items: start;
  gap: 2rem; margin-bottom: 3.5rem;
}
.section-index {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent); padding-top: 0.3rem; font-variant-numeric: tabular-nums;
}
.section-header h2 {
  font-size: clamp(2rem, 4.5vw, 3.5rem); font-weight: 800; line-height: 1.0;
  letter-spacing: -0.03em; color: var(--text);
}
.section-desc { max-width: 320px; font-size: 0.85rem; color: var(--dim); line-height: 1.7; padding-top: 0.4rem; }

/* PRESENTATION */
.pres-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start;
}
.pres-left .section-index { display: block; margin-bottom: 1rem; }
.pres-left h2 {
  font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 800; line-height: 1.05;
  letter-spacing: -0.03em; color: var(--text); margin-bottom: 1.5rem;
}
.pres-intro { font-size: 1.05rem; font-weight: 500; color: var(--text); line-height: 1.65; margin-bottom: 1rem; }
.pres-left p { font-size: 0.875rem; color: var(--dim); line-height: 1.8; margin-bottom: 1rem; }
.pres-left .btn-primary { margin-top: 0.5rem; }

.pres-highlights { display: flex; flex-direction: column; gap: 0; }
.pres-highlight {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1.25rem 0; border-bottom: var(--border-width) solid var(--border);
}
.pres-highlight:first-child { padding-top: 0; }
.ph-icon {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  border: var(--border-width) solid var(--border); border-radius: var(--radius-sm);
  color: var(--accent); flex-shrink: 0;
  background: var(--bg-2);
}
.pres-highlight h3 { font-size: 0.875rem; font-weight: 700; color: var(--text); margin-bottom: 0.2rem; }
.pres-highlight p { font-size: 0.8rem; color: var(--dim); line-height: 1.6; }

/* SERVICE SECTIONS (couverture / charpente) */
.service-section { background: var(--bg-2); }
.ss-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
  max-width: var(--max-w); margin: 0 auto;
}
.service-section--reverse .ss-inner { direction: rtl; }
.service-section--reverse .ss-inner > * { direction: ltr; }
.ss-img { border-radius: var(--radius); overflow: hidden; border: var(--border-width) solid var(--border); }
.ss-img img { width: 100%; height: 380px; object-fit: cover; transition: transform 0.5s; }
.ss-img:hover img { transform: scale(1.03); }
.ss-tag {
  display: inline-block; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 1rem;
  padding-bottom: 0.875rem; border-bottom: var(--border-width) solid var(--border); width: 100%;
}
.ss-content h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 800; line-height: 1.1;
  letter-spacing: -0.02em; color: var(--text); margin-bottom: 1.25rem;
}
.ss-content p { font-size: 0.875rem; color: var(--dim); line-height: 1.8; margin-bottom: 0.875rem; }
.ss-list {
  margin: 1.25rem 0 1.75rem; display: flex; flex-direction: column; gap: 0.4rem;
}
.ss-list li {
  font-size: 0.8rem; color: var(--dim); padding-left: 0.875rem; position: relative; line-height: 1.5;
}
.ss-list li::before {
  content: ''; position: absolute; left: 0; top: 0.55em;
  width: 4px; height: 4px; background: var(--accent); border-radius: 50%;
}

/* SERVICES GRID */
.services-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  border-top: var(--border-width) solid var(--border);
  border-left: var(--border-width) solid var(--border);
}
.service-card {
  position: relative; display: flex; flex-direction: column; padding: 2rem;
  border-right: var(--border-width) solid var(--border);
  border-bottom: var(--border-width) solid var(--border);
  transition: background 0.2s;
}
.service-card:hover { background: var(--bg-2); }
.service-card:hover .service-arrow { color: var(--accent); transform: translateX(4px); }
.service-num { font-size: 0.6rem; font-weight: 700; letter-spacing: 0.12em; color: var(--accent); text-transform: uppercase; margin-bottom: 1.25rem; }
.service-body { flex: 1; }
.service-title { font-size: 1.05rem; font-weight: 700; color: var(--text); margin-bottom: 0.65rem; letter-spacing: -0.01em; }
.service-desc { font-size: 0.8125rem; color: var(--dim); line-height: 1.7; margin-bottom: 1.1rem; }
.service-list { display: flex; flex-direction: column; gap: 0.35rem; }
.service-list li {
  font-size: 0.75rem; color: var(--muted); padding-left: 0.875rem; position: relative; line-height: 1.5;
}
.service-list li::before { content: ''; position: absolute; left: 0; top: 0.55em; width: 4px; height: 4px; background: var(--accent); border-radius: 50%; }
.service-arrow { position: absolute; bottom: 1.25rem; right: 1.25rem; color: var(--muted); transition: color 0.2s, transform 0.2s; }

/* ENGAGEMENTS */
.engagements { background: var(--bg-2); }
.engagements .section-header { grid-template-columns: auto 1fr; }
.eng-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border: var(--border-width) solid var(--border); border-radius: var(--radius); overflow: hidden;
}
.eng-card {
  padding: 2rem; border-right: var(--border-width) solid var(--border);
  transition: background 0.2s;
  background: var(--bg);
}
.eng-card:last-child { border-right: none; }
.eng-card:hover { background: var(--bg-3); }
.eng-num {
  font-size: 1.75rem; font-weight: 800; color: var(--accent); letter-spacing: -0.03em;
  margin-bottom: 1rem; line-height: 1;
}
.eng-card h3 { font-size: 0.875rem; font-weight: 700; color: var(--text); margin-bottom: 0.6rem; line-height: 1.4; }
.eng-card p { font-size: 0.775rem; color: var(--dim); line-height: 1.7; }

/* PARTENAIRES */
.partenaires { }
.part-inner {
  display: grid; grid-template-columns: 1fr 1.5fr; gap: 5rem; align-items: center;
}
.part-left .section-index { display: block; margin-bottom: 1rem; }
.part-left h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem); font-weight: 800; line-height: 1.05;
  letter-spacing: -0.03em; color: var(--text); margin-bottom: 1rem;
}
.part-left p { font-size: 0.875rem; color: var(--dim); line-height: 1.75; }
.part-logos {
  display: flex; flex-wrap: wrap; gap: 1px;
  background: var(--border); border: var(--border-width) solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.part-logo {
  flex: 1; min-width: 140px;
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem;
  padding: 2rem 1.5rem; background: var(--bg); text-align: center;
  transition: background 0.2s;
}
.part-logo:hover { background: var(--bg-2); }
.part-logo span { font-size: 0.65rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.part-logo strong { font-size: 1rem; font-weight: 800; color: var(--text); letter-spacing: -0.01em; }

/* Partner logo images */
.part-logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  display: block;
}

/* CTA BANNER */
.cta-banner { background: var(--accent); padding: 4rem var(--gutter); }
.cta-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap;
}
.cta-tag {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(255,255,255,0.7); margin-bottom: 0.6rem;
}
.cta-inner h2 {
  font-size: clamp(1.25rem, 3vw, 2rem); font-weight: 800; color: #fff;
  line-height: 1.25; letter-spacing: -0.02em; max-width: 600px;
}

/* POURQUOI */
.pourquoi { }
.pq-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start;
}
.pq-left .section-index { display: block; margin-bottom: 1rem; }
.pq-left h2 {
  font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 800; line-height: 1.05;
  letter-spacing: -0.03em; color: var(--text); margin-bottom: 1.25rem;
}
.pq-intro { font-size: 1rem; font-weight: 500; color: var(--text); line-height: 1.65; margin-bottom: 1rem; }
.pq-left p { font-size: 0.875rem; color: var(--dim); line-height: 1.8; margin-bottom: 1rem; }
.pq-right { display: flex; flex-direction: column; gap: 1px; }

.zone-card {
  background: var(--bg-2); border: var(--border-width) solid var(--border);
  border-radius: var(--radius) var(--radius) 0 0; padding: 1.75rem;
}
.zone-header {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1rem;
}
.zone-main {
  font-size: 1.5rem; font-weight: 800; color: var(--text); letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.zone-deps { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.zone-deps span {
  font-size: 0.7rem; font-weight: 500; color: var(--dim);
  padding: 0.25rem 0.6rem; border: var(--border-width) solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
}

.contact-rapide {
  background: var(--bg-2); border: var(--border-width) solid var(--border);
  border-top: none; border-radius: 0 0 var(--radius) var(--radius);
  padding: 1.5rem 1.75rem;
}
.cr-label {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 1rem;
}
.cr-line {
  display: flex; align-items: center; gap: 0.6rem;
  font-size: 0.8rem; color: var(--dim); margin-bottom: 0.625rem;
}
.cr-line svg { color: var(--accent); flex-shrink: 0; }
.cr-line a { color: var(--dim); transition: color 0.15s; }
.cr-line a:hover { color: var(--accent); }

/* CONTACT */
.contact { border-bottom: none; }
.contact-inner { display: grid; grid-template-columns: 1fr 1.4fr; gap: 5rem; align-items: start; }
.contact-left .section-index { display: block; margin-bottom: 1rem; }
.contact-left h2 {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem); font-weight: 800; line-height: 1.0;
  letter-spacing: -0.03em; color: var(--text); margin-bottom: 0.75rem;
}
.contact-sub { font-size: 0.75rem; color: var(--muted); margin-bottom: 2.5rem; letter-spacing: 0.02em; }
.contact-info { display: flex; flex-direction: column; }
.contact-line {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.875rem 0; border-top: var(--border-width) solid var(--border); gap: 1rem;
}
.contact-line:last-child { border-bottom: var(--border-width) solid var(--border); }
.contact-line-label {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted);
  flex-shrink: 0;
}
.contact-line-val { font-size: 0.8rem; color: var(--text); font-weight: 500; text-align: right; }
a.contact-line:hover .contact-line-val { color: var(--accent); }
.contact-form { display: flex; flex-direction: column; gap: 1.1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.35rem; }
.form-group label {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted);
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 0.7rem 0.875rem; background: var(--bg);
  border: var(--border-width) solid var(--border); border-radius: var(--radius-sm);
  color: var(--text); font-size: 0.875rem; outline: none; transition: border-color 0.18s;
  appearance: none; -webkit-appearance: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--accent); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted); }
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%238C8478' stroke-width='1.2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 0.875rem center;
  padding-right: 2.5rem; cursor: pointer;
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-group--check { }
.check-label { display: flex; align-items: flex-start; gap: 0.6rem; cursor: pointer; }
.check-label input[type="checkbox"] { width: 14px; height: 14px; flex-shrink: 0; margin-top: 2px; accent-color: var(--accent); }
.check-label span { font-size: 0.75rem; color: var(--muted); line-height: 1.5; }
.form-submit { align-self: flex-start; padding: 0.875rem 2rem; font-size: 0.875rem; }

/* FOOTER */
.site-footer { border-top: var(--border-width) solid var(--border); background: var(--text); color: rgba(255,255,255,0.7); }
.footer-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 3rem var(--gutter);
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start;
}
.footer-brand { display: flex; flex-direction: column; gap: 1.5rem; }
.footer-logo .logo-name { font-size: 0.875rem; color: #fff; }
.footer-logo .logo-artisan { color: var(--accent); }
.footer-logo .logo-service { color: rgba(255,255,255,0.4); }
.footer-logo .logo-artisan, .footer-logo .logo-service { font-size: 0.5rem; }
.footer-logo .logo-svg { width: 38px; height: 38px; }
.footer-brand-info { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-brand-info .cr-line { font-size: 0.775rem; color: rgba(255,255,255,0.5); }
.footer-brand-info .cr-line svg { color: var(--accent); }
.footer-brand-info .cr-line a { color: rgba(255,255,255,0.5); }
.footer-brand-info .cr-line a:hover { color: #fff; }
.footer-cta { align-self: flex-start; }

.footer-cols { display: flex; gap: 3rem; justify-content: flex-end; }
.footer-col { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col-title {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: rgba(255,255,255,0.4); margin-bottom: 0.25rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.4rem; }
.footer-col ul a, .footer-col .footer-cta-link {
  font-size: 0.775rem; color: rgba(255,255,255,0.5); transition: color 0.15s;
  display: flex; align-items: center; gap: 0.375rem;
}
.footer-col ul a:hover, .footer-col .footer-cta-link:hover { color: #fff; }
.footer-cta-link {
  padding: 0.5rem 0.875rem; border: var(--border-width) solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm); transition: border-color 0.15s, color 0.15s;
  font-weight: 500;
}
.footer-cta-link:hover { border-color: rgba(255,255,255,0.4); }

.footer-bottom { border-top: var(--border-width) solid rgba(255,255,255,0.1); }
.footer-bottom-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 1.25rem var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}
.footer-bottom-inner p { font-size: 0.7rem; color: rgba(255,255,255,0.3); }
.footer-legal-links { display: flex; gap: 1.25rem; }
.footer-legal-links a { font-size: 0.7rem; color: rgba(255,255,255,0.3); transition: color 0.15s; }
.footer-legal-links a:hover { color: #fff; }

/* RESPONSIVE */
@media (max-width: 1100px) {
  .eng-grid { grid-template-columns: repeat(2, 1fr); }
  .eng-card:nth-child(2) { border-right: none; }
  .eng-card:nth-child(3) { border-top: var(--border-width) solid var(--border); }
  .eng-card:nth-child(4) { border-top: var(--border-width) solid var(--border); border-right: none; }
}

@media (max-width: 1024px) {
  .pres-inner, .pq-inner { grid-template-columns: 1fr; gap: 3rem; }
  .part-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .ss-inner { grid-template-columns: 1fr; gap: 2rem; }
  .service-section--reverse .ss-inner { direction: ltr; }
  .ss-img img { height: 300px; }
  .contact-inner { grid-template-columns: 1fr; gap: 3rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-cols { justify-content: flex-start; }
}

@media (max-width: 768px) {
  .urgence-bar span:first-child { display: none; }
  .hamburger { display: flex; }
  .nav-links {
    display: none; position: absolute; left: 0; right: 0; top: 100%; height: 100vh;
    flex-direction: column; justify-content: flex-start; align-items: flex-start;
    background: var(--bg); padding: 1.5rem var(--gutter); gap: 0.125rem;
    border-top: var(--border-width) solid var(--border); z-index: 90; overflow-y: auto;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-link, .nav-link--btn { width: 100%; font-size: 0.95rem; padding: 0.75rem 1rem; }
  .sub-menu {
    position: static; opacity: 1; visibility: visible; transform: none;
    background: var(--bg-2); border-radius: var(--radius-sm); display: none;
    margin-top: 0.2rem; padding: 0.2rem 0.5rem; box-shadow: none;
  }
  .sub-menu.open { display: block; }
  .nav-actions .nav-link-sec { display: none; }
  .nav-cta { font-size: 0.7rem; padding: 0.4rem 0.75rem; }

  .services-grid { grid-template-columns: 1fr; }
  .eng-grid { grid-template-columns: 1fr; }
  .eng-card { border-right: none; border-top: var(--border-width) solid var(--border); }
  .eng-card:first-child { border-top: none; }
  .stats-inner { flex-wrap: wrap; }
  .stat-item { flex-basis: 50%; }
  .stat-divider { display: none; }
  .footer-cols { flex-direction: column; gap: 1.5rem; }
  .section-header { grid-template-columns: auto 1fr; }
  .section-desc { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .hero-title { font-size: 2.25rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .part-logo { min-width: 100%; }
  .zone-deps { }
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: var(--radius-sm); }

/* SERVICE CARD IMAGE */
.service-img {
  width: 100%;
  height: 200px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 1.25rem;
  border: var(--border-width) solid var(--border);
  background: var(--bg-2);
}
.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.service-card:hover .service-img img {
  transform: scale(1.04);
}

/* PRESENTATION MEDIA */
.pres-media {
  border-radius: var(--radius);
  overflow: hidden;
  border: var(--border-width) solid var(--border);
  margin-bottom: 1.75rem;
  position: relative;
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}
.pres-media img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.pres-media:hover img {
  transform: scale(1.03);
}
.pres-media-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, transparent 100%);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 1.25rem 0.875rem 0.5rem;
  letter-spacing: 0.02em;
}

/* AVANT / APRES COUVERTURE */
.couv-avant-apres {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}
.caa-box {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: var(--border-width) solid var(--border);
  background: var(--bg);
}
.caa-box img {
  width: 100%;
  height: 130px;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}
.caa-box:hover img {
  transform: scale(1.04);
}
.caa-badge {
  position: absolute;
  top: 0.4rem;
  left: 0.4rem;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.45rem;
  border-radius: 3px;
  text-transform: uppercase;
}
.caa-badge--apres {
  background: var(--accent);
}
.caa-caption {
  font-size: 0.72rem;
  color: var(--dim);
  padding: 0.5rem 0.6rem;
  line-height: 1.35;
  background: var(--bg);
}

/* CHANTIERS REALISES (GALERIE RECENTE) */
.chantiers {
  background: var(--bg);
}
.chantiers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.chantier-card {
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.chantier-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.07);
  border-color: var(--dim);
}
.chantier-media {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
  background: var(--bg-3);
}
.chantier-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.chantier-card:hover .chantier-media img {
  transform: scale(1.05);
}
.chantier-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: rgba(27, 58, 107, 0.9);
  color: #fff;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: 3px;
  backdrop-filter: blur(4px);
}
.chantier-body {
  padding: 1.25rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.chantier-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.4rem;
  line-height: 1.35;
}
.chantier-desc {
  font-size: 0.785rem;
  color: var(--dim);
  line-height: 1.6;
  margin-bottom: 0.75rem;
  flex: 1;
}
.chantier-meta {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--accent);
  padding-top: 0.75rem;
  border-top: var(--border-width) solid var(--border);
}

@media (max-width: 900px) {
  .chantiers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .chantiers-grid {
    grid-template-columns: 1fr;
  }
  .couv-avant-apres {
    grid-template-columns: 1fr;
  }
}