/* ==========================================================================
   DIPRESS INTERNATIONAL SARL — style.css
   Direction artistique : ingénierie électrique / BTP technique.
   Palette de marque : bleu, blanc, jaune or.
   ========================================================================== */

:root {
  /* Couleurs */
  --bg-dark: #0e1f4a;
  --bg-dark-2: #14295e;
  --bg-dark-3: #0b1a3d;
  --bg-light: #f7f7f5;
  --ink: #0e1f4a;
  --ink-soft: #4c5876;
  --paper: #ffffff;
  --off-white: #f7f7f5;
  --amber: #f5a623;
  --amber-dark: #c9860f;
  --orange: #c9960c;
  --line-on-dark: rgba(247, 247, 245, 0.14);
  --line-on-dark-strong: rgba(247, 247, 245, 0.28);
  --line-on-light: rgba(11, 18, 32, 0.12);
  --shadow-lg: 0 24px 48px -16px rgba(11, 18, 32, 0.35);

  /* Typo */
  --font-head: "Space Grotesk", "Archivo", "Arial Narrow", Arial, sans-serif;
  --font-body: "Inter", "Segoe UI", Roboto, Arial, sans-serif;

  /* Rythme */
  --container: 1280px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 2px;
}

/* ---- Reset minimal ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
body {
  margin: 0;
  background: var(--bg-light);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.08;
  margin: 0 0 0.6em;
  letter-spacing: -0.01em;
}
p { margin: 0 0 1em; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: 1rem; }
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
section { position: relative; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 0.9em;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--amber);
  display: inline-block;
}
.section-head { max-width: 760px; margin-bottom: 3rem; }
.section-head.light h2 { color: var(--off-white); }
.section-head p { color: var(--ink-soft); font-size: 1.05rem; }
.section-head.light p { color: rgba(247,247,245,0.72); }
.section-pad { padding: clamp(4rem, 8vw, 7rem) 0; }

/* ---- Motif grille technique ---- */
.grid-pattern {
  background-image:
    linear-gradient(var(--line-on-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-on-dark) 1px, transparent 1px);
  background-size: 48px 48px;
}
.grid-pattern.on-light {
  background-image:
    linear-gradient(var(--line-on-light) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-on-light) 1px, transparent 1px);
}

/* ---- Boutons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 0.95em 1.6em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-accent {
  background: var(--amber);
  color: var(--bg-dark);
}
.btn-accent:hover { background: var(--orange); }
.btn-outline-dark {
  border-color: var(--line-on-dark-strong);
  color: var(--off-white);
}
.btn-outline-dark:hover { border-color: var(--amber); color: var(--amber); }
.btn-outline-light {
  border-color: var(--ink);
  color: var(--ink);
}
.btn-outline-light:hover { border-color: var(--orange); color: var(--orange); }
.btn-whatsapp {
  background: #128c3e;
  color: #fff;
}
.btn-whatsapp:hover { background: #0f7233; }
.btn-block { width: 100%; }
.icon { width: 1.15em; height: 1.15em; flex: none; stroke: currentColor; fill: none; stroke-width: 1.8; }

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  background: rgba(11, 18, 32, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line-on-dark);
  background: rgba(11, 18, 32, 0.97);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand { display: flex; align-items: center; gap: 0.7em; color: var(--off-white); }
.logo-plate {
  display: inline-flex;
  align-items: center;
  background: var(--off-white);
  padding: 0.35em 0.7em;
  border-radius: 3px;
  line-height: 0;
}
.brand img { height: 60px; width: auto; display: block; }
.brand-fallback {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.brand-fallback b { color: var(--amber); }
.brand-fallback small {
  display: block;
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  font-weight: 600;
  color: rgba(247,247,245,0.55);
  text-transform: uppercase;
}
.main-nav { display: flex; align-items: center; gap: 2rem; }
.main-nav ul { display: flex; gap: 1.8rem; }
.main-nav a:not(.btn) {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 600;
  color: rgba(247,247,245,0.82);
  letter-spacing: 0.01em;
  position: relative;
  padding-bottom: 4px;
}
.main-nav a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}
.main-nav a:not(.btn):hover { color: var(--off-white); }
.main-nav a:not(.btn):hover::after { transform: scaleX(1); }
.main-nav a:not(.btn).is-current { color: var(--amber); }
.main-nav a:not(.btn).is-current::after { transform: scaleX(1); background: var(--amber); }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-on-dark-strong);
  color: var(--off-white);
  padding: 0.5em 0.6em;
  border-radius: var(--radius);
}
.nav-toggle .icon { width: 1.4em; height: 1.4em; }
.nav-toggle-icon .bar {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] .bar-top { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bar-mid { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bar-bottom { transform: translateY(-6px) rotate(-45deg); }

/* ---- Barre d'actions rapides (mobile) ---- */
.mobile-actionbar { display: none; }

@media (max-width: 960px) {
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: calc(100vh - 76px);
    height: calc(100dvh - 76px);
    z-index: 99;
    background: var(--bg-dark);
    flex-direction: column;
    align-items: stretch;
    padding: 2rem var(--gutter);
    transform: translateX(100%);
    transition: transform 0.25s ease;
    overflow-y: auto;
    visibility: hidden;
  }
  .main-nav.is-open { transform: translateX(0); visibility: visible; }
  .main-nav ul { flex-direction: column; gap: 0; border-top: 1px solid var(--line-on-dark); }
  .main-nav ul li { border-bottom: 1px solid var(--line-on-dark); }
  .main-nav ul a { display: block; padding: 1.1em 0; }
  .main-nav .btn { margin-top: 1.5rem; }

  body { padding-bottom: 64px; }
  .mobile-actionbar {
    display: flex;
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 95;
    height: 64px;
    background: var(--bg-dark);
    border-top: 1px solid var(--line-on-dark-strong);
    box-shadow: 0 -4px 16px rgba(0,0,0,0.25);
  }
  .mobile-actionbar a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2em;
    color: rgba(247,247,245,0.85);
    font-family: var(--font-head);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    border-right: 1px solid var(--line-on-dark);
  }
  .mobile-actionbar a:last-child { border-right: none; }
  .mobile-actionbar .icon { width: 1.25em; height: 1.25em; }
  .mobile-actionbar a.is-accent { background: var(--amber); color: var(--bg-dark); }
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  background:
    linear-gradient(100deg, rgba(14,31,74,0.96) 0%, rgba(14,31,74,0.9) 32%, rgba(14,31,74,0.62) 62%, rgba(14,31,74,0.88) 100%),
    url("../assets/images/chantiers/electricite-poste-transformateur-01.jpg") center 20% / cover no-repeat,
    var(--bg-dark);
  color: var(--off-white);
  padding-top: 118px;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line-on-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-on-dark) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding-block: clamp(3rem, 7vw, 5.5rem);
}
.hero-copy h1 {
  font-size: clamp(2.4rem, 4.6vw, 3.9rem);
  color: var(--off-white);
}
.hero-copy h1 span { color: var(--amber); }
.hero-categories {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--amber);
  margin: -0.4em 0 1.1em;
}
.hero-copy .lead {
  font-size: 1.15rem;
  color: rgba(247,247,245,0.78);
  max-width: 52ch;
  margin-bottom: 1.1rem;
}
.hero-copy .lead.lead-secondary {
  font-size: 1.02rem;
  color: rgba(247,247,245,0.66);
  margin-bottom: 2rem;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2.6rem; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.agrement-badge {
  display: flex;
  align-items: center;
  gap: 0.7em;
  padding: 0.65em 1.1em 0.65em 0.8em;
  background: rgba(247,247,245,0.05);
  border: 1px solid var(--line-on-dark-strong);
  border-radius: var(--radius);
}
.agrement-badge .badge-icon {
  width: 34px; height: 34px;
  clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%);
  background: var(--amber);
  color: var(--bg-dark);
  display: flex; align-items: center; justify-content: center;
  flex: none;
}
.agrement-badge .badge-icon .icon { width: 1.05em; height: 1.05em; stroke-width: 2.2; }
.agrement-badge .badge-text { font-size: 0.78rem; line-height: 1.25; }
.agrement-badge .badge-text strong { display: block; font-family: var(--font-head); font-size: 0.86rem; color: var(--off-white); }
.agrement-badge .badge-text span { color: rgba(247,247,245,0.6); }

.hero-visual { position: relative; }
.hero-photo-frame {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--line-on-dark-strong);
}
.hero-photo-frame .slide {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0;
  transition: opacity 1.1s ease;
}
.hero-photo-frame .slide.is-active { opacity: 1; }
.slide-dots {
  position: absolute; bottom: 1rem; right: 1rem; z-index: 3;
  display: flex; gap: 0.4rem;
}
.slide-dots .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: rgba(247,247,245,0.4);
  transition: background 0.3s ease, transform 0.3s ease;
}
.slide-dots .dot.is-active { background: var(--amber); transform: scale(1.3); }
@media (prefers-reduced-motion: reduce) {
  .hero-photo-frame .slide { transition: none; }
}
.corner-mark {
  position: absolute;
  width: 26px; height: 26px;
  border-color: var(--amber);
  border-style: solid;
  border-width: 0;
  z-index: 2;
}
.corner-mark.tl { top: -1px; left: -1px; border-top-width: 3px; border-left-width: 3px; }
.corner-mark.br { bottom: -1px; right: -1px; border-bottom-width: 3px; border-right-width: 3px; }
.hero-visual-tag {
  position: absolute;
  bottom: 1.1rem; left: -1.1rem;
  background: var(--bg-dark);
  border: 1px solid var(--line-on-dark-strong);
  padding: 0.9em 1.2em;
  max-width: 240px;
}
.hero-visual-tag .value { font-family: var(--font-head); font-size: 1.9rem; color: var(--amber); line-height: 1; }
.hero-visual-tag .label { font-size: 0.74rem; color: rgba(247,247,245,0.65); letter-spacing: 0.04em; text-transform: uppercase; margin-top: 0.4em; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 420px; }
  .hero-visual-tag { left: 0; }
}

/* ==========================================================================
   BANDEAU DÉFILANT
   ========================================================================== */
.marquee-band {
  position: fixed;
  top: 77px;
  left: 0;
  right: 0;
  z-index: 90;
  height: 40px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    repeating-linear-gradient(
      135deg,
      var(--amber), var(--amber) 14px,
      var(--bg-dark) 14px, var(--bg-dark) 28px
    );
  border-top: 1px solid var(--line-on-dark-strong);
  border-bottom: 1px solid var(--line-on-dark-strong);
}
.marquee-track {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.9rem;
  width: max-content;
  white-space: nowrap;
  animation: marquee-scroll 32s linear infinite;
  will-change: transform;
}
.marquee-track span {
  flex: none;
  white-space: nowrap;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: var(--bg-dark);
  color: var(--off-white);
  padding: 0.5em 1em;
}
.marquee-track span.dash {
  background: transparent;
  color: var(--bg-dark);
  padding: 0;
  font-weight: 700;
}
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
}

/* ==========================================================================
   ACCÈS RAPIDE (page d'accueil)
   ========================================================================== */
.quicklinks { background: var(--bg-light); }
.quicklinks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--line-on-light);
  border: 1px solid var(--line-on-light);
}
.quicklink-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.7rem;
  background: var(--paper);
  padding: 1.8rem 1.6rem;
  color: var(--ink);
  transition: background-color 0.15s ease;
}
.quicklink-card:hover { background: #fff; }
.quicklink-card:hover .quicklink-icon { border-color: var(--orange); color: var(--orange); }
.quicklink-icon {
  width: 44px; height: 44px; flex: none;
  border: 1px solid var(--line-on-light);
  display: flex; align-items: center; justify-content: center;
  color: var(--amber);
  transition: border-color 0.15s ease, color 0.15s ease;
}
.quicklink-title { font-family: var(--font-head); font-weight: 600; font-size: 1.05rem; }
.quicklink-desc { color: var(--ink-soft); font-size: 0.88rem; flex: 1; }
.quicklink-arrow {
  display: inline-flex; align-items: center; gap: 0.4em;
  margin-top: 0.3rem;
  font-family: var(--font-head); font-weight: 700; font-size: 0.78rem;
  letter-spacing: 0.03em; text-transform: uppercase; color: var(--ink);
}
.quicklink-arrow .icon { width: 1em; height: 1em; transition: transform 0.15s ease; }
.quicklink-card:hover .quicklink-arrow .icon { transform: translateX(3px); }

/* ==========================================================================
   DOMAINES D'EXPERTISE
   ========================================================================== */
.expertise { background: var(--bg-light); }

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--line-on-light);
  border: 1px solid var(--line-on-light);
}
.expertise-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.7rem;
  background: var(--paper);
  border: none;
  text-align: left;
  padding: 1.8rem 1.6rem;
  color: var(--ink);
  cursor: pointer;
  transition: background-color 0.15s ease;
}
.expertise-card:hover { background: #fff; }
.expertise-card:hover .expertise-card-icon { border-color: var(--orange); color: var(--orange); }
.expertise-card-icon {
  width: 44px; height: 44px; flex: none;
  border: 1px solid var(--line-on-light);
  display: flex; align-items: center; justify-content: center;
  color: var(--amber);
  transition: border-color 0.15s ease, color 0.15s ease;
}
.expertise-card-num {
  font-family: var(--font-head);
  font-size: 0.78rem;
  color: var(--orange);
}
.expertise-card-title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.05rem;
}
.expertise-card-summary {
  color: var(--ink-soft);
  font-size: 0.88rem;
  flex: 1;
}
.expertise-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  margin-top: 0.3rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ink);
}
.expertise-card-cta .icon { width: 1em; height: 1em; transition: transform 0.15s ease; }
.expertise-card:hover .expertise-card-cta .icon { transform: translateX(3px); }
.expertise-card template { display: none; }

/* Modal de détail */
.expertise-modal {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(11, 18, 32, 0.72);
  display: none;
  align-items: center; justify-content: center;
  padding: 1.5rem;
}
.expertise-modal.is-open { display: flex; }
.expertise-modal-panel {
  position: relative;
  background: var(--paper);
  color: var(--ink);
  max-width: 620px;
  width: 100%;
  max-height: 82vh;
  overflow-y: auto;
  padding: 2.4rem clamp(1.4rem, 4vw, 2.6rem) 2.6rem;
  border-top: 3px solid var(--amber);
}
.expertise-modal-close {
  position: absolute; top: 1.2rem; right: 1.2rem;
  width: 38px; height: 38px;
  background: none;
  border: 1px solid var(--line-on-light);
  color: var(--ink);
}
.expertise-modal-close:hover { border-color: var(--orange); color: var(--orange); }
.expertise-modal-num {
  display: block;
  font-family: var(--font-head);
  font-size: 0.85rem;
  color: var(--orange);
  margin-bottom: 0.6em;
}
.expertise-modal-title { font-size: clamp(1.3rem, 2.6vw, 1.7rem); margin-bottom: 0.9em; padding-right: 2.5rem; }
.expertise-modal-body { color: var(--ink-soft); font-size: 0.98rem; }
.expertise-modal-body p { margin: 0 0 0.9em; }
.expertise-sublist {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.4em 1.2em;
  margin: 0.6em 0 0.9em;
}
.expertise-sublist li {
  display: flex; align-items: baseline; gap: 0.5em;
  font-size: 0.9rem;
}
.expertise-sublist li::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--orange);
  flex: none;
  margin-top: 0.4em;
}

.expertise-engagement {
  margin-top: 3rem;
  padding: 2.2rem clamp(1.4rem, 4vw, 2.6rem);
  background: var(--bg-dark);
  color: var(--off-white);
  display: grid;
  gap: 1.1rem;
}
.expertise-engagement .eyebrow { margin-bottom: 0; }
.engagement-values {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.engagement-values li {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border: 1px solid var(--line-on-dark-strong);
  padding: 0.5em 0.9em;
}
.expertise-engagement p { color: rgba(247,247,245,0.72); max-width: 62ch; margin: 0; }

/* ==========================================================================
   GALERIE
   ========================================================================== */
.gallery { background: var(--bg-light); }
.gallery-filters { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 2.2rem; }
.filter-btn {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.6em 1.2em;
  background: transparent;
  border: 1px solid var(--line-on-light);
  color: var(--ink-soft);
  border-radius: var(--radius);
  transition: all 0.15s ease;
}
.filter-btn:hover { border-color: var(--orange); color: var(--orange); }
.filter-btn.is-active { background: var(--ink); border-color: var(--ink); color: var(--amber); }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  cursor: zoom-in;
  border: 1px solid var(--line-on-light);
}
.gallery-item.tall { grid-row: span 2; }
.gallery-item.wide { grid-column: span 2; }
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  aspect-ratio: 1 / 1;
  transition: transform 0.4s ease, filter 0.4s ease;
  filter: grayscale(15%);
}
.gallery-item.tall img, .gallery-item.wide img { aspect-ratio: auto; }
.gallery-item:hover img { transform: scale(1.06); filter: grayscale(0%); }
.gallery-item .tag {
  position: absolute; top: 0.6em; left: 0.6em;
  font-family: var(--font-head);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bg-dark);
  background: var(--amber);
  padding: 0.35em 0.6em;
}
.gallery-item .zoom-hint {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(11,18,32,0.35);
  opacity: 0;
  transition: opacity 0.2s ease;
  color: var(--off-white);
}
.gallery-item:hover .zoom-hint { opacity: 1; }
.gallery-item .zoom-hint .icon { width: 2rem; height: 2rem; }

@media (max-width: 860px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-item.wide { grid-column: span 2; }
}
@media (max-width: 520px) {
  .gallery-grid { grid-template-columns: 1fr 1fr; }
}

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(11, 18, 32, 0.94);
  display: none;
  align-items: center; justify-content: center;
  padding: 2rem;
}
.lightbox.is-open { display: flex; }
.lightbox figure { margin: 0; max-width: 1100px; width: 100%; text-align: center; }
.lightbox img { max-height: 78vh; margin-inline: auto; border: 1px solid var(--line-on-dark-strong); }
.lightbox figcaption { color: rgba(247,247,245,0.7); font-size: 0.9rem; margin-top: 1rem; }
.lightbox-close, .lightbox-nav {
  position: absolute;
  background: rgba(247,247,245,0.06);
  border: 1px solid var(--line-on-dark-strong);
  color: var(--off-white);
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
}
.lightbox-close { top: 1.5rem; right: 1.5rem; }
.lightbox-nav.prev { left: 1.5rem; top: 50%; transform: translateY(-50%); }
.lightbox-nav.next { right: 1.5rem; top: 50%; transform: translateY(-50%); }
.lightbox-close:hover, .lightbox-nav:hover { border-color: var(--amber); color: var(--amber); }

/* ==========================================================================
   AGRÉMENTS
   ========================================================================== */
.agrements { background: var(--bg-dark); color: var(--off-white); }
.agrement-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.4rem; }
.agrement-card {
  border: 1px solid var(--line-on-dark-strong);
  padding: 2.2rem 1.6rem;
  text-align: center;
  position: relative;
}
.agrement-card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--amber);
}
.agrement-card .hex {
  width: 68px; height: 68px;
  margin: 0 auto 1.2rem;
  clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%);
  background: linear-gradient(160deg, var(--amber), var(--orange));
  display: flex; align-items: center; justify-content: center;
  color: var(--bg-dark);
}
.agrement-card .hex .icon { width: 2rem; height: 2rem; stroke-width: 2; }
.agrement-card h3 { font-size: 1.1rem; margin-bottom: 0.5em; }
.agrement-card p { color: rgba(247,247,245,0.66); font-size: 0.92rem; margin: 0; }
@media (max-width: 780px) { .agrement-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   PARTENAIRES
   ========================================================================== */
.partners {
  position: relative;
  overflow: hidden;
  background: var(--bg-dark);
  color: var(--off-white);
}
.partners-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.partners-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(14,31,74,0.88), rgba(14,31,74,0.88));
}
.partners-bg-track {
  display: flex;
  height: 100%;
  width: max-content;
  animation: partners-scroll 50s linear infinite;
  will-change: transform;
}
.partners-bg-track img {
  height: 100%;
  width: 340px;
  object-fit: cover;
  flex: none;
  filter: grayscale(45%) brightness(0.75);
}
@keyframes partners-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .partners-bg-track { animation: none; }
}
.partners .container { position: relative; z-index: 1; }
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
}
.partner-card {
  background: var(--paper);
  border: 1px solid var(--line-on-light);
  padding: 2rem 1.4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  text-align: center;
  color: var(--ink);
}
.partner-logo {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.partner-logo img { max-height: 100%; width: auto; }
.partner-fallback {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.03em;
  color: var(--ink);
}
.partner-name {
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.partner-tag {
  font-family: var(--font-head);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--orange);
}

/* ==========================================================================
   NOTRE DIRECTION
   ========================================================================== */
.direction { background: var(--paper); }
.direction-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.3fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
}
.direction-photo {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--line-on-light);
  max-width: 340px;
}
.direction-photo img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.direction-title {
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 1em;
}
.direction-quote {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--orange);
  border-left: 3px solid var(--amber);
  padding-left: 0.9em;
  margin-bottom: 1.2em;
}
@media (max-width: 780px) {
  .direction-layout { grid-template-columns: 1fr; }
  .direction-photo { max-width: 260px; margin: 0 auto; }
  .direction-content { text-align: center; }
  .direction-quote { border-left: none; border-top: 3px solid var(--amber); padding-left: 0; padding-top: 0.6em; }
}

/* ==========================================================================
   ZONE D'INTERVENTION
   ========================================================================== */
.zone { background: var(--bg-light); }
.zone-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.zone-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.6rem 1.2rem; margin-top: 1.5rem; }
.zone-list li { display: flex; align-items: center; gap: 0.6em; font-family: var(--font-head); font-weight: 600; font-size: 0.94rem; }
.zone-list li .icon { color: var(--orange); width: 1em; height: 1em; }
.zone-panel {
  background:
    linear-gradient(180deg, rgba(14,31,74,0.72) 0%, rgba(14,31,74,0.88) 55%, rgba(14,31,74,0.96) 100%),
    url("../assets/images/chantiers/electricite-poste-transformateur-02.jpg") center 25% / cover no-repeat,
    var(--ink);
  color: var(--off-white);
  padding: 2.4rem;
  position: relative;
  border: 1px solid var(--line-on-dark-strong);
}
.zone-panel::after {
  content: "";
  position: absolute; inset: 10px;
  border: 1px dashed var(--line-on-dark-strong);
  pointer-events: none;
}
.zone-panel .radar { position: relative; width: 160px; height: 160px; margin: 0 auto 1.6rem; }
.zone-panel .radar .ring { position: absolute; inset: 0; border: 1px solid var(--line-on-dark-strong); border-radius: 50%; }
.zone-panel .radar .ring:nth-child(2) { inset: 25px; }
.zone-panel .radar .ring:nth-child(3) { inset: 50px; }
.zone-panel .radar .pin {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 14px; height: 14px; background: var(--amber);
  clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%);
  box-shadow: 0 0 0 6px rgba(245,166,35,0.18);
}
.zone-panel p { text-align: center; color: rgba(247,247,245,0.7); font-size: 0.9rem; }
.zone-panel strong { display: block; text-align: center; font-family: var(--font-head); color: var(--amber); margin-bottom: 0.3em; }
@media (max-width: 860px) { .zone-layout { grid-template-columns: 1fr; } }

/* ==========================================================================
   ACTUALITÉS / DERNIERS CHANTIERS
   ========================================================================== */
.news { background: var(--paper); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.news-card { border: 1px solid var(--line-on-light); }
.news-card .thumb { aspect-ratio: 16/10; overflow: hidden; }
.news-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.news-card .body { padding: 1.3rem 1.4rem 1.6rem; }
.news-card time { font-family: var(--font-head); font-size: 0.75rem; color: var(--orange); letter-spacing: 0.04em; text-transform: uppercase; }
.news-card h3 { font-size: 1.05rem; margin: 0.4em 0 0.5em; }
.news-card p { color: var(--ink-soft); font-size: 0.9rem; margin: 0; }
@media (max-width: 860px) { .news-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact { background: var(--bg-dark); color: var(--off-white); }
.contact-layout { display: grid; grid-template-columns: 1fr 0.85fr; gap: 3rem; }
.contact-form { display: grid; gap: 1.1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field { display: grid; gap: 0.5em; }
.field label { font-family: var(--font-head); font-size: 0.8rem; letter-spacing: 0.03em; text-transform: uppercase; color: rgba(247,247,245,0.7); }
.field input, .field select, .field textarea {
  background: rgba(247,247,245,0.05);
  border: 1px solid var(--line-on-dark-strong);
  color: var(--off-white);
  padding: 0.85em 1em;
  border-radius: var(--radius);
}
.field input::placeholder, .field textarea::placeholder { color: rgba(247,247,245,0.35); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--amber); }
.form-note { font-size: 0.82rem; color: rgba(247,247,245,0.55); }
.form-actions { display: flex; gap: 0.8rem; flex-wrap: wrap; }
.form-actions .btn { flex: 1; min-width: 200px; }

.contact-side { display: grid; gap: 1.2rem; align-content: start; }
.contact-card {
  border: 1px solid var(--line-on-dark-strong);
  padding: 1.4rem 1.5rem;
  display: flex;
  gap: 1em;
  align-items: flex-start;
}
.contact-card .icon-box {
  width: 42px; height: 42px; flex: none;
  border: 1px solid var(--amber);
  display: flex; align-items: center; justify-content: center;
  color: var(--amber);
}
.contact-card strong { display: block; font-family: var(--font-head); font-size: 0.95rem; }
.contact-card span, .contact-card a { color: rgba(247,247,245,0.68); font-size: 0.9rem; }
.contact-card a:hover { color: var(--amber); }
.map-embed { border: 1px solid var(--line-on-dark-strong); overflow: hidden; height: 220px; filter: grayscale(60%) contrast(1.1) invert(92%); }
.map-embed iframe { width: 100%; height: 100%; border: 0; }

@media (max-width: 900px) {
  .contact-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer { background: var(--bg-dark-3); color: rgba(247,247,245,0.7); border-top: 1px solid var(--line-on-dark); }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; padding-block: 3.5rem; }
.footer-brand .brand { margin-bottom: 1rem; }
.footer-brand .logo-plate { padding: 0.5em 0.9em; }
.footer-brand .brand img { height: 76px; }
.footer-brand p { font-size: 0.9rem; max-width: 34ch; }
.footer-badges { display: flex; gap: 0.6rem; margin-top: 1.2rem; }
.footer-badges .mini-badge {
  font-family: var(--font-head);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--line-on-dark-strong);
  padding: 0.5em 0.7em;
  color: var(--amber);
}
.footer-col h4 {
  font-family: var(--font-head);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--off-white);
  margin-bottom: 1.1em;
}
.footer-col ul { display: grid; gap: 0.7em; }
.footer-col a { font-size: 0.9rem; }
.footer-col a:hover { color: var(--amber); }
.footer-social { display: flex; gap: 0.7rem; margin-top: 1rem; }
.footer-social a {
  width: 38px; height: 38px;
  border: 1px solid var(--line-on-dark-strong);
  display: flex; align-items: center; justify-content: center;
}
.footer-social a:hover { border-color: var(--amber); color: var(--amber); }
.footer-bottom {
  border-top: 1px solid var(--line-on-dark);
  padding: 1.4rem 0;
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: space-between;
  font-size: 0.8rem;
}
.footer-bottom a:hover { color: var(--amber); }
@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-top { grid-template-columns: 1fr; }
}

/* ==========================================================================
   REVEAL ON SCROLL
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* Skip link */
.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--amber); color: var(--bg-dark);
  padding: 0.8em 1.2em; z-index: 999; font-weight: 700;
}
.skip-link:focus { left: 1rem; top: 1rem; }