/* ============================================================
   Aventec France — site v4
   Direction : premium éditorial · pierre chaude, encre, doré
   Typo : Cormorant (titres) / Montserrat (texte)
   ============================================================ */

:root {
  /* Palette v3 (bleu Freudenberg) appliquée à la structure v4 :
     --gold = accent principal (bleu), --cream = texte sur fond sombre */
  --ink: #1c2430;
  --ink-deep: #081d42;
  --ink-soft: #5a6472;
  --stone: #ffffff;
  --stone-tint: #f4f6f9;
  --card: #ffffff;
  --border: #dfe5ee;
  --gold: #123a7d;
  --gold-deep: #0c2a5c;
  --gold-pale: #eaf0f9;
  --cream: #eef3fb;
  --cream-dim: rgba(238, 243, 251, 0.72);
  --dark-bg: #081d42;
  --dark-card: #0e2a5b;
  --dark-border: rgba(238, 243, 251, 0.16);

  --font-display: "Cormorant", Georgia, "Times New Roman", serif;
  --font-body: "Montserrat", "Segoe UI", Arial, sans-serif;

  --space-2: 0.75rem;
  --space-3: 1.25rem;
  --space-4: 2rem;
  --space-5: 3.25rem;
  --space-6: 5.5rem;
  --space-7: 7.5rem;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 3px rgba(12, 42, 92, 0.07);
  --shadow-md: 0 10px 34px rgba(12, 42, 92, 0.1);
  --shadow-lg: 0 24px 60px rgba(12, 42, 92, 0.16);
  --ease: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
}

/* ------------------------------ Base ------------------------------ */

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.7;
  color: var(--ink);
  background: var(--stone);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0 0 var(--space-3);
  letter-spacing: 0.005em;
  text-wrap: balance;
}

h1 { font-size: clamp(3rem, 8.5vw, 6rem); }
h2 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); }
h3 { font-size: 1.45rem; }

p { margin: 0 0 var(--space-3); }

a { color: var(--gold); text-underline-offset: 3px; }
a:hover { color: var(--gold-deep); }

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

::selection { background: var(--gold-pale); color: var(--ink-deep); }

.container {
  width: min(1160px, 100% - 3rem);
  margin-inline: auto;
}

.container-narrow { max-width: 860px; }

/* --------------------------- Composants --------------------------- */

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin: 0 0 1.1rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.eyebrow::before {
  content: "";
  width: 2.4rem;
  height: 1px;
  background: currentColor;
  flex: none;
}

.section-head .eyebrow { justify-content: center; }
.section-head .eyebrow::after {
  content: "";
  width: 2.4rem;
  height: 1px;
  background: currentColor;
  flex: none;
}

.eyebrow-light { color: var(--cream); }
.eyebrow-gold { color: #9cc2ff; }

/* Bandeau certifications, sous le hero */
.certifs {
  border-block: 1px solid var(--border);
  background: var(--stone-tint);
}

.certifs-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  padding-block: 1rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.certifs-inner span { padding-inline: 1.5rem; }
.certifs-inner span + span { border-left: 1px solid var(--border); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.8rem 1.9rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease),
    border-color 0.25s var(--ease), transform 0.15s var(--ease),
    box-shadow 0.25s var(--ease);
}

.btn:active { transform: scale(0.97); }

.btn-gold {
  background: var(--gold);
  color: #fff;
  box-shadow: 0 8px 24px rgba(18, 58, 125, 0.32);
}
.btn-gold:hover {
  background: var(--gold-deep);
  color: #fff;
  box-shadow: 0 12px 30px rgba(18, 58, 125, 0.4);
}

.btn-dark {
  background: var(--ink);
  color: var(--cream);
}
.btn-dark:hover { background: var(--ink-deep); color: #fff; }

.btn-outline {
  background: transparent;
  border-color: rgba(18, 58, 125, 0.35);
  color: var(--gold);
}
.btn-outline:hover {
  background: var(--gold-pale);
  border-color: var(--gold);
  color: var(--gold-deep);
}

.btn-nav {
  min-height: 2.4rem;
  padding: 0.42rem 1.15rem;
  font-size: 0.72rem;
  background: var(--gold);
  color: #fff;
}
.btn-nav:hover { background: var(--gold-deep); color: #fff; transform: none; }

.link-inline { font-weight: 600; }

/* ------------------------------ Topbar ----------------------------- */

.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  transition: background-color 0.35s var(--ease), box-shadow 0.35s var(--ease),
    border-color 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}

.topbar.scrolled,
.topbar.nav-open {
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}

/* Menu ouvert : fond opaque sans backdrop-filter — un filtre sur la topbar
   ferait du header le containing block du panneau .main-nav en position fixed */
.topbar.nav-open {
  background: var(--stone);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: 0.7rem;
}

.brand {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
  text-decoration: none;
}

.brand img { border-radius: 8px; }

.brand-text { display: flex; flex-direction: column; line-height: 1.25; }

.brand-name {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: 0.045em;
  text-transform: uppercase;
  color: var(--ink);
}

.brand-tagline {
  font-size: 0.64rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.main-nav > a:not(.btn-nav) {
  position: relative;
  padding-block: 0.35rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-decoration: none;
  color: var(--ink);
}

.main-nav > a:not(.btn-nav)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease);
}

.main-nav > a:not(.btn-nav):hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  flex: none;
  position: relative;
  z-index: 2;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

/* Largeur explicite : Safari iOS force align-items:center sur les <button>,
   un span sans width y serait rendu avec une largeur nulle (barres invisibles) */
.nav-toggle span {
  display: block;
  flex: none;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: #1c2430;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.topbar.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.topbar.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.topbar.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

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

.hero {
  position: relative;
  padding-block: 7.5rem 4.5rem;
  background:
    radial-gradient(52% 85% at 88% 12%, rgba(18, 58, 125, 0.09), transparent 60%),
    linear-gradient(to bottom, var(--stone-tint), var(--stone) 55%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-6);
  align-items: center;
}

.hero h1 {
  margin-bottom: var(--space-3);
  font-size: clamp(2.7rem, 5.5vw, 4.4rem);
}

.hero h1 em {
  font-style: italic;
  font-weight: 500;
  color: var(--gold);
}

.hero-lead {
  max-width: 30rem;
  margin-bottom: var(--space-4);
  font-size: clamp(1.02rem, 1.4vw, 1.15rem);
  font-weight: 300;
  line-height: 1.75;
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.hero-media { position: relative; }

.hero-frame img {
  aspect-ratio: 4 / 3.4;
  transition: transform 0.9s var(--ease);
}

.hero-chip {
  position: absolute;
  left: -1.2rem;
  bottom: 1.6rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 0;
  padding: 0.9rem 1.3rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.hero-chip strong {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  line-height: 1;
  color: var(--gold);
}

.hero-chip span {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.5;
  color: var(--ink-soft);
}

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

.stats {
  background: var(--dark-bg);
  color: var(--cream);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  padding-block: var(--space-6);
}

.stat {
  text-align: center;
  padding-inline: var(--space-2);
}

.stat + .stat { border-left: 1px solid var(--dark-border); }

.stat strong {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4.4vw, 3.6rem);
  font-weight: 600;
  line-height: 1;
  color: #9cc2ff;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.8rem;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--cream-dim);
}

/* ----------------------------- Sections ---------------------------- */

.section { padding-block: var(--space-7); }

.section-tint { background: var(--stone-tint); }

.section-head {
  max-width: 760px;
  margin: 0 auto var(--space-5);
  text-align: center;
}

.section-head h2 { margin-bottom: 0.6rem; }

.section-sub {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 300;
  color: var(--ink-soft);
}

.section-head-light h2 { color: var(--cream); }
.section-head-light .section-sub { color: var(--cream-dim); }

/* ------------------------------ Split ------------------------------ */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: center;
}

.split-text p:not(.eyebrow):not(.chapter-num) {
  font-weight: 300;
  color: var(--ink-soft);
}

.split-text strong { font-weight: 600; color: var(--ink); }

.media-frame {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(12, 42, 92, 0.08);
  pointer-events: none;
}

.media-frame img {
  width: 100%;
  aspect-ratio: 4 / 4.6;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
}


/* ------------------------------ Gammes ----------------------------- */

.gamme-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.gamme-card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}


.gamme-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.gamme-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}


.gamme-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-4);
}

.gamme-body h3 { margin-bottom: 0.9rem; }

.gamme-body ul {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--ink-soft);
}

.gamme-body li {
  padding: 0.5rem 0;
  border-top: 1px solid var(--stone-tint);
}

.gamme-body li:first-child { border-top: 0; }

.gamme-body li strong { font-weight: 600; color: var(--ink); }

.gamme-cta {
  justify-content: center;
  background: var(--dark-bg);
  border-color: var(--dark-bg);
  color: var(--cream);
  text-decoration: none;
  text-align: center;
}

.gamme-cta h3 { color: #9cc2ff; }

.gamme-cta p {
  font-size: 0.92rem;
  font-weight: 300;
  color: var(--cream-dim);
  margin-bottom: var(--space-3);
}

.gamme-cta .gamme-body { align-items: center; justify-content: center; gap: 0.2rem; }

/* ----------------------------- Secteurs ---------------------------- */

.secteurs {
  padding-block: var(--space-7);
  background:
    radial-gradient(70% 90% at 85% 0%, rgba(18, 58, 125, 0.16), transparent 60%),
    var(--dark-bg);
  color: var(--cream);
}

.secteur-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.secteur {
  padding: var(--space-4) var(--space-3);
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}

.secteur:hover { border-color: rgba(156, 194, 255, 0.45); }

.secteur svg {
  width: 34px;
  height: 34px;
  margin-bottom: 1rem;
  color: #9cc2ff;
}

.secteur h3 {
  font-size: 1.22rem;
  margin-bottom: 0.4rem;
  color: var(--cream);
}

.secteur p {
  margin: 0;
  font-size: 0.86rem;
  font-weight: 300;
  line-height: 1.65;
  color: var(--cream-dim);
}

.secteur-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.secteur-pills li {
  padding: 0.42rem 1rem;
  border: 1px solid var(--dark-border);
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--cream-dim);
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}

.secteur-pills li:hover {
  border-color: rgba(156, 194, 255, 0.5);
  color: #9cc2ff;
}

/* ------------------------------ Vidéo ------------------------------ */

.video-frame {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.video-frame iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
}

/* ---------------------------- Avantages ---------------------------- */

.avantages { margin-top: var(--space-6); }

.avantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.avantage-card {
  padding: var(--space-4);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-top: 3px solid var(--gold);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}


.avantage-card h3 {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  font-size: 1.3rem;
  margin-bottom: 0.55rem;
}

.avantage-card h3 span {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gold);
}

.avantage-card p {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--ink-soft);
}

/* -------------------------------- FAQ ------------------------------ */

.faq {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.faq details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.3s var(--ease);
}

.faq details[open] { box-shadow: var(--shadow-sm); }

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 1.15rem var(--space-3);
  font-family: var(--font-display);
  font-size: 1.22rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  transition: color 0.25s var(--ease);
}

.faq summary:hover { color: var(--gold); }

.faq summary::-webkit-details-marker { display: none; }

.faq-chevron {
  flex: none;
  width: 20px;
  height: 20px;
  color: var(--gold);
  transition: transform 0.3s var(--ease);
}

.faq details[open] .faq-chevron { transform: rotate(180deg); }

.faq details p {
  margin: 0;
  padding: 0 var(--space-3) var(--space-3);
  font-size: 0.93rem;
  font-weight: 300;
  color: var(--ink-soft);
}

.values-line {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem 0;
  margin-top: var(--space-5);
}

.values-line span {
  position: relative;
  padding-inline: 1.3rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--ink-soft);
}

.values-line span + span::before {
  content: "·";
  position: absolute;
  left: -0.25rem;
  color: var(--gold);
}

/* ----------------------------- Espace pro -------------------------- */

.subhead {
  margin-bottom: var(--space-3);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.docs-subhead { margin-top: var(--space-5); }

.catalogue + .catalogue { margin-top: var(--space-4); }

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow-sm);
}

.catalogue-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.catalogue-table th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  background: var(--stone-tint);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.catalogue-table td {
  padding: 0.62rem 1rem;
  font-weight: 300;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--stone-tint);
  white-space: nowrap;
}

.catalogue-table tbody tr:last-child td { border-bottom: 0; }

.catalogue-table tbody tr:hover td { background: var(--gold-pale); }

.catalogue-table td strong { font-weight: 600; color: var(--ink); }

.ft-link {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  border: 1px solid rgba(18, 58, 125, 0.35);
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.ft-link:hover {
  background: var(--gold-pale);
  border-color: var(--gold);
}

.ft-none { font-size: 0.8rem; font-style: italic; }

.doc-groups {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.doc-group {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.3s var(--ease);
}

.doc-group[open] { box-shadow: var(--shadow-sm); }

.doc-group summary {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 1.05rem var(--space-3);
  cursor: pointer;
  list-style: none;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  transition: color 0.25s var(--ease);
}

.doc-group summary:hover { color: var(--gold); }
.doc-group summary::-webkit-details-marker { display: none; }

.doc-badge {
  margin-left: auto;
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--ink-soft);
}

.doc-group[open] .faq-chevron { transform: rotate(180deg); }

.doc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  padding: 0 var(--space-3) var(--space-3);
}

.doc-group[open] .doc-grid { animation: faq-open 0.25s var(--ease); }

.doc-group .doc-card {
  background: var(--stone-tint);
  border-color: transparent;
  box-shadow: none;
}

.doc-card {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--ink);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    border-color 0.3s var(--ease);
}

.doc-card:hover {
  border-color: rgba(18, 58, 125, 0.45);
  color: var(--ink);
}

.doc-icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--gold-pale);
  color: var(--gold);
}

.doc-icon svg { width: 26px; height: 26px; }

.doc-info { display: flex; flex-direction: column; gap: 0.15rem; }

.doc-info strong { font-size: 0.98rem; font-weight: 600; }

.doc-info span:not(strong) {
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--ink-soft);
}

.section-note {
  margin: var(--space-4) 0 0;
  text-align: center;
  font-size: 0.92rem;
  font-weight: 300;
  color: var(--ink-soft);
}

/* ------------------------------ Contact ---------------------------- */

.contact {
  padding-block: var(--space-7);
  background:
    radial-gradient(60% 80% at 10% 100%, rgba(18, 58, 125, 0.14), transparent 55%),
    var(--dark-bg);
  color: var(--cream);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: var(--space-5);
  align-items: start;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cream-dim);
}

.optionnel { text-transform: none; letter-spacing: 0.02em; font-weight: 300; }

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--dark-border);
  border-radius: 10px;
  background: rgba(238, 243, 251, 0.06);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: var(--cream);
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder { color: rgba(238, 243, 251, 0.38); }

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: rgba(156, 194, 255, 0.65);
  background: rgba(238, 243, 251, 0.1);
}

.contact-form textarea { resize: vertical; min-height: 9rem; }

.btn-submit { align-self: flex-start; }

.form-status {
  margin: 0;
  padding: 0.9rem 1.1rem;
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 500;
}

.form-status.ok {
  background: rgba(74, 222, 128, 0.14);
  border: 1px solid rgba(74, 222, 128, 0.4);
  color: #86efac;
}

.form-status.erreur {
  background: rgba(248, 113, 113, 0.14);
  border: 1px solid rgba(248, 113, 113, 0.4);
  color: #fca5a5;
}

.piege {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-side {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact-info {
  padding: var(--space-4);
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
}

.contact-info address { font-style: normal; }

.contact-info h3 { color: #9cc2ff; margin-bottom: 0.8rem; }

.contact-info p {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--cream-dim);
}

.contact-info p:last-child { margin-bottom: 0; }

.contact-info a {
  color: var(--cream);
  text-decoration: none;
}

.contact-info a:hover { color: #9cc2ff; text-decoration: underline; }

.map-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--dark-border);
}

.map-card iframe {
  display: block;
  width: 100%;
  height: 240px;
  border: 0;
  filter: grayscale(0.35) contrast(1.02);
}

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

.site-footer {
  background: var(--ink-deep);
  color: var(--cream-dim);
  font-size: 0.9rem;
  font-weight: 300;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-5);
  padding-block: var(--space-6) var(--space-4);
}

.footer-brand img { margin-bottom: 0.9rem; border-radius: 8px; }

.footer-name {
  margin-bottom: 0.3rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--cream);
}

.footer-nav { display: flex; flex-direction: column; gap: 0.55rem; }

.footer-nav h3 {
  margin-bottom: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #9cc2ff;
}

.footer-nav a {
  width: fit-content;
  color: var(--cream-dim);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

.footer-nav a:hover { color: var(--cream); }

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: var(--space-3);
  border-top: 1px solid rgba(238, 243, 251, 0.1);
  font-size: 0.8rem;
}

.footer-legal p { margin: 0; }

.footer-legal a { color: var(--cream-dim); }
.footer-legal a:hover { color: var(--cream); }

/* --------------------------- Apparitions --------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

.reveal.in-view {
  opacity: 1;
  transform: none;
}

.d-1 { transition-delay: 0.07s; }
.d-2 { transition-delay: 0.14s; }
.d-3 { transition-delay: 0.21s; }
.d-4 { transition-delay: 0.28s; }

/* Accordéon : le contenu glisse en fondu à l'ouverture */
@keyframes faq-open {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

.faq details[open] p { animation: faq-open 0.25s var(--ease); }

/* Lien de section courante dans la nav */
.main-nav > a.active { color: var(--gold); }
.main-nav > a.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Hovers à déplacement : uniquement pour les pointeurs précis,
   le tactile déclenche de faux hovers au tap */
@media (hover: hover) and (pointer: fine) {
  .btn:hover { transform: translateY(-2px); }
  .gamme-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
  .gamme-card:hover .gamme-img img { transform: scale(1.06); }
  .media-frame:hover img { transform: scale(1.04); }
  .secteur:hover { transform: translateY(-4px); }
  .avantage-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
  .doc-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .gamme-card, .secteur, .avantage-card, .doc-card,
  .media-frame img, .gamme-img img { transition: none !important; }
  .faq details[open] p { animation: none; }
  .doc-group[open] .doc-grid { animation: none; }
  .main-nav > a { opacity: 1 !important; transform: none !important; transition: none !important; }
  .main-nav { transition: none !important; }
}

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

@media (max-width: 1020px) {
  .gamme-grid { grid-template-columns: repeat(2, 1fr); }
  .secteur-grid { grid-template-columns: repeat(2, 1fr); }
  .avantages-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-4) 0; }
  .stat:nth-child(3) { border-left: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  :root {
    --space-6: 4rem;
    --space-7: 5rem;
  }

  .split,
  .split-reverse,
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-4); }

  .hero { padding-block: 7.5rem 3.5rem; }

  .split-reverse .split-media { order: 2; }

  .media-frame img { aspect-ratio: 16 / 11; }

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

  .nav-toggle { display: flex; }

  /* Panneau plein écran, replié hors du viewport quand il est fermé :
     même si une transition est interrompue, il ne peut pas masquer la page */
  .main-nav {
    position: fixed;
    inset: 0;
    z-index: 1;
    flex-direction: column;
    justify-content: center;
    gap: 1.4rem;
    padding: 6rem var(--space-4) var(--space-4);
    background: var(--stone);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-100%);
    transition: opacity 0.3s var(--ease), transform 0.35s var(--ease),
      visibility 0.35s var(--ease);
  }

  .topbar.nav-open .main-nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }

  /* Les liens montent en cascade à l'ouverture du menu */
  .main-nav > a {
    opacity: 0;
    transform: translateY(10px);
  }

  .topbar.nav-open .main-nav > a {
    opacity: 1;
    transform: none;
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  }

  .topbar.nav-open .main-nav > a:nth-child(2) { transition-delay: 0.03s; }
  .topbar.nav-open .main-nav > a:nth-child(3) { transition-delay: 0.06s; }
  .topbar.nav-open .main-nav > a:nth-child(4) { transition-delay: 0.09s; }
  .topbar.nav-open .main-nav > a:nth-child(5) { transition-delay: 0.12s; }
  .topbar.nav-open .main-nav > a:nth-child(6) { transition-delay: 0.15s; }
  .topbar.nav-open .main-nav > a:nth-child(7) { transition-delay: 0.18s; }
  .topbar.nav-open .main-nav > a:nth-child(8) { transition-delay: 0.21s; }

  .main-nav > a:not(.btn-nav) {
    color: var(--ink);
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    text-transform: none;
  }

  .btn-nav { margin-top: 0.5rem; font-size: 0.8rem; padding: 0.7rem 1.6rem; }
}

@media (max-width: 560px) {
  .container { width: min(1160px, 100% - 2.2rem); }

  .gamme-grid,
  .secteur-grid,
  .avantages-grid,
  .doc-grid,
  .form-row { grid-template-columns: 1fr; }

  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat + .stat { border-left: 0; }
  .stat strong { font-size: 1.9rem; }

  .footer-grid { grid-template-columns: 1fr; gap: var(--space-4); }

  .hero { padding-top: 6.5rem; }

  .hero-actions .btn { width: 100%; }

  .hero-chip { left: 0.9rem; bottom: 0.9rem; }

  .btn-submit { align-self: stretch; width: 100%; }
}