/* =====================================================================
   ALTA BÂTIMENT — Design System premium
   Auteur : refonte 2026 · Vanilla CSS (zéro framework)
   Palette : noir profond · blanc cassé · anthracite · or champagne
   ===================================================================== */

/* ------------------------------------------------------------------ */
/* 1. TOKENS                                                          */
/* ------------------------------------------------------------------ */
:root {
  /* Couleurs */
  --black: #0b0c0e;
  --black-900: #0e1013;
  --ink: #15181c;          /* anthracite profond */
  --ink-800: #1c2026;
  --ink-700: #272c34;
  --ink-600: #3a414b;
  --gray-500: #6b7280;
  --gray-400: #8b929c;
  --gray-300: #b9bec6;
  --gray-200: #d9dce1;
  --line: #e7e3db;         /* filets sur fond clair */
  --cream: #f6f3ee;        /* blanc cassé */
  --cream-200: #efeae1;
  --white: #ffffff;

  --gold: #c2a36b;         /* or champagne */
  --gold-strong: #b08d4f;
  --gold-soft: #d8c39a;
  --copper: #b87333;

  /* Touches discrètes bleu / rouge (rappel du logo) */
  --blue: #1f50a3;
  --blue-deep: #173a78;
  --red: #cf3a2e;

  /* Sémantique */
  --bg: var(--cream);
  --bg-dark: var(--ink);
  --text: #1a1d22;
  --text-soft: #565d68;
  --text-on-dark: #e9e6e0;
  --text-on-dark-soft: #a7adb6;

  /* Typo */
  --font-head: "Manrope", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;

  /* Échelle fluide */
  --fs-hero: clamp(2.6rem, 1.2rem + 5.6vw, 6rem);
  --fs-h1: clamp(2.2rem, 1.3rem + 3.6vw, 4rem);
  --fs-h2: clamp(1.8rem, 1.2rem + 2.4vw, 3rem);
  --fs-h3: clamp(1.35rem, 1.05rem + 1.1vw, 1.85rem);
  --fs-h4: clamp(1.12rem, 1rem + 0.5vw, 1.3rem);
  --fs-lead: clamp(1.05rem, 0.98rem + 0.45vw, 1.28rem);
  --fs-base: 1rem;
  --fs-sm: 0.875rem;
  --fs-xs: 0.78rem;

  /* Espacements */
  --space-section: clamp(4.5rem, 2rem + 8vw, 9rem);
  --container: 1240px;
  --container-wide: 1480px;
  --gutter: clamp(1.25rem, 0.5rem + 3vw, 3rem);

  /* Rayons / ombres */
  --radius: 4px;
  --radius-lg: 8px;
  --radius-xl: 16px;
  --shadow-sm: 0 2px 10px rgba(13, 15, 18, .06);
  --shadow-md: 0 18px 40px -18px rgba(13, 15, 18, .25);
  --shadow-lg: 0 40px 80px -30px rgba(13, 15, 18, .35);
  --shadow-gold: 0 18px 40px -16px rgba(176, 141, 79, .45);

  /* Transitions */
  --ease: cubic-bezier(.22, .61, .36, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --t-fast: .25s var(--ease);
  --t: .45s var(--ease);
  --t-slow: .8s var(--ease-out);

  --header-h: 88px;
  --topbar-h: 44px;
}

/* ------------------------------------------------------------------ */
/* 2. RESET & BASE                                                    */
/* ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
ul { list-style: none; padding: 0; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
}

::selection { background: var(--gold); color: #fff; }

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

/* ------------------------------------------------------------------ */
/* 3. LAYOUT                                                          */
/* ------------------------------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container-wide { max-width: var(--container-wide); }
.container-narrow { max-width: 880px; }

.section { padding-block: var(--space-section); position: relative; }
.section--tight { padding-block: clamp(3rem, 1.5rem + 5vw, 5.5rem); }
.section--dark { background: var(--ink); color: var(--text-on-dark); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--black { background: var(--black); color: var(--text-on-dark); }
.section--cream2 { background: var(--cream-200); }

.grid { display: grid; gap: var(--gutter); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; }

/* ------------------------------------------------------------------ */
/* 4. TYPOGRAPHIE & EN-TÊTES DE SECTION                               */
/* ------------------------------------------------------------------ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-head);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold-strong);
  margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: var(--gold);
  display: inline-block;
}
.section--dark .eyebrow, .hero .eyebrow { color: var(--gold-soft); }

.section-head { max-width: 760px; margin-bottom: clamp(2.5rem, 1.5rem + 3vw, 4rem); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }

.title-xl { font-size: var(--fs-h1); }
.title-lg { font-size: var(--fs-h2); }
.title-md { font-size: var(--fs-h3); }
.lead { font-size: var(--fs-lead); color: var(--text-soft); line-height: 1.65; }
.section--dark .lead { color: var(--text-on-dark-soft); }

.text-gold { color: var(--gold-strong); }
.text-muted { color: var(--text-soft); }
.balance { text-wrap: balance; }

p + p { margin-top: 1rem; }

/* ------------------------------------------------------------------ */
/* 5. BOUTONS                                                         */
/* ------------------------------------------------------------------ */
.btn {
  --btn-bg: var(--gold);
  --btn-fg: #1a1407;
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  padding: 1rem 1.7rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .92rem;
  letter-spacing: .01em;
  border-radius: var(--radius);
  background: var(--btn-bg);
  color: var(--btn-fg);
  position: relative;
  overflow: hidden;
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast), color var(--t-fast);
  white-space: nowrap;
  isolation: isolate;
}
.btn svg { width: 18px; height: 18px; transition: transform var(--t-fast); }
.btn::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.35) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform .7s var(--ease-out);
  z-index: -1;
}
.btn:hover { transform: translateY(-3px); box-shadow: var(--shadow-gold); }
.btn:hover svg { transform: translate(3px, -3px); }
.btn:hover::after { transform: translateX(120%); }

.btn--gold { --btn-bg: linear-gradient(135deg, var(--gold-soft), var(--gold-strong)); --btn-fg: #1c1505; }
.btn--dark { --btn-bg: var(--ink); --btn-fg: #fff; }
.btn--dark:hover { box-shadow: var(--shadow-md); }
.btn--white { --btn-bg: #fff; --btn-fg: var(--ink); }
.btn--white:hover { box-shadow: 0 18px 40px -16px rgba(0,0,0,.5); }

.btn--ghost {
  background: transparent;
  color: currentColor;
  border: 1px solid currentColor;
  --btn-fg: currentColor;
}
.btn--ghost::after { display: none; }
.btn--ghost:hover { background: var(--gold); color: #1a1407; border-color: var(--gold); box-shadow: var(--shadow-gold); }

.btn--lg { padding: 1.15rem 2rem; font-size: 1rem; }
.btn--block { display: flex; width: 100%; justify-content: center; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .92rem;
  color: var(--ink);
  position: relative;
}
.section--dark .link-arrow { color: #fff; }
.link-arrow svg { width: 18px; height: 18px; transition: transform var(--t-fast); }
.link-arrow::after {
  content: ""; position: absolute; left: 0; bottom: -4px;
  width: 100%; height: 1.5px; background: var(--gold);
  transform: scaleX(0); transform-origin: left; transition: transform var(--t);
}
.link-arrow:hover svg { transform: translate(4px, -4px); }
.link-arrow:hover::after { transform: scaleX(1); }

/* ------------------------------------------------------------------ */
/* 6. HEADER / NAVIGATION  (topbar + en-tête fixes, transition fluide) */
/* ------------------------------------------------------------------ */
/* Topbar : fixe tout en haut, se replie au scroll */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 101;
  height: var(--topbar-h);
  display: flex; align-items: center;
  color: rgba(255,255,255,.85);
  font-size: var(--fs-sm);
  background: rgba(11,12,14,.55);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: transform .45s var(--ease-out), opacity .3s var(--ease);
}
.topbar.is-hidden { transform: translateY(-100%); opacity: 0; pointer-events: none; }
.topbar .container-wide { width: 100%; }
.topbar__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; width: 100%;
}
.topbar ul { display: flex; flex-wrap: wrap; gap: 1.4rem; align-items: center; }
.topbar li { display: inline-flex; align-items: center; gap: .5rem; }
.topbar svg { width: 15px; height: 15px; color: var(--gold-soft); flex: none; }
.topbar a { transition: color var(--t-fast); }
.topbar a:hover { color: #fff; }
.topbar__right { gap: 1.2rem; }
.topbar__right a { font-family: var(--font-head); font-weight: 600; font-size: var(--fs-xs); letter-spacing: .04em; text-transform: uppercase; }

/* En-tête : fixe, sous la topbar, remonte à top:0 au scroll */
.site-header {
  position: fixed; top: var(--topbar-h); left: 0; right: 0; z-index: 100;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: top .45s var(--ease-out), background .35s var(--ease),
              box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.site-header.is-scrolled {
  top: 0;
  background: rgba(246, 243, 238, .92);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--line);
}
/* Voile sombre derrière l'en-tête transparent : garantit la lisibilité du menu */
.site-header::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, rgba(11,12,14,.45), rgba(11,12,14,0));
  opacity: 1; transition: opacity .35s var(--ease);
}
.site-header.is-scrolled::after { opacity: 0; }

.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; min-height: var(--header-h);
  transition: min-height .35s var(--ease);
}
.nav__logo {
  flex: none; display: inline-flex; align-items: center; border-radius: 10px;
  transition: background .35s var(--ease), padding .35s var(--ease), box-shadow .35s var(--ease);
}
/* En-tête transparent : logo couleur sur pastille blanche (toujours lisible) */
.site-header:not(.is-scrolled) .nav__logo {
  background: #fff; padding: 8px 14px;
  box-shadow: 0 10px 26px -10px rgba(11,12,14,.45);
}
.nav__logo img { height: 40px; width: auto; transition: height .35s var(--ease); }
.site-header.is-scrolled .nav { min-height: 72px; }
.site-header.is-scrolled .nav__logo img { height: 36px; }

.nav__menu { display: flex; align-items: center; gap: 1.9rem; margin: 0 auto; }
.nav__link {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .95rem;
  color: var(--ink);
  position: relative;
  padding: .35rem 0;
  white-space: nowrap;
  transition: color var(--t-fast);
}
.nav__link::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 100%; height: 2px; background: var(--gold);
  transform: scaleX(0); transform-origin: center; transition: transform var(--t);
}
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); }
.nav__link.is-active { color: var(--gold-strong); }
.site-header:not(.is-scrolled) .nav__link { color: rgba(255,255,255,.92); }
.site-header:not(.is-scrolled) .nav__link.is-active { color: #fff; }

/* Actions à droite : téléphone + bouton devis, bien groupés */
.nav__actions { display: flex; align-items: center; gap: 1.1rem; flex: none; }
.nav__phone { display: flex; align-items: center; gap: .7rem; padding-right: 1.1rem; border-right: 1px solid var(--line); }
.site-header:not(.is-scrolled) .nav__phone { border-right-color: rgba(255,255,255,.22); }
.nav__phone-ic {
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--gold); color: #1a1407; flex: none;
  transition: transform var(--t-fast);
}
.nav__phone:hover .nav__phone-ic { transform: rotate(-12deg) scale(1.05); }
.nav__phone svg { width: 19px; height: 19px; }
.nav__phone-txt small { display: block; font-size: var(--fs-xs); color: var(--text-soft); line-height: 1.2; }
.nav__phone-txt b { font-family: var(--font-head); font-size: 1.05rem; color: var(--ink); letter-spacing: -.01em; white-space: nowrap; }
.site-header:not(.is-scrolled) .nav__phone-txt small { color: rgba(255,255,255,.7); }
.site-header:not(.is-scrolled) .nav__phone-txt b { color: #fff; }

.nav__toggle { display: none; width: 46px; height: 46px; place-items: center; flex: none; }
.nav__toggle span { position: relative; width: 24px; height: 2px; background: var(--ink); transition: background var(--t-fast); }
.nav__toggle span::before, .nav__toggle span::after { content: ""; position: absolute; left: 0; width: 24px; height: 2px; background: var(--ink); transition: transform var(--t); }
.nav__toggle span::before { top: -7px; }
.nav__toggle span::after { top: 7px; }
.site-header:not(.is-scrolled) .nav__toggle span,
.site-header:not(.is-scrolled) .nav__toggle span::before,
.site-header:not(.is-scrolled) .nav__toggle span::after { background: #fff; }

/* Tablette / petit portable : on masque le texte du téléphone (icône conservée) */
@media (max-width: 1240px) {
  .nav__menu { gap: 1.4rem; }
  .nav__phone-txt { display: none; }
  .nav__phone { padding-right: 0; border-right: none; }
}

/* Drawer / sidebar mobile */
.nav__drawer-backdrop {
  position: fixed; inset: 0; background: rgba(11,12,14,.55);
  opacity: 0; visibility: hidden; transition: opacity var(--t); z-index: 110;
  -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px);
}
.nav__drawer {
  position: fixed; top: 0; right: 0; z-index: 120;
  width: min(400px, 88vw); height: 100dvh;
  background: var(--ink); color: #fff;
  padding: 1.6rem 1.6rem calc(1.6rem + env(safe-area-inset-bottom));
  transform: translateX(100%);
  transition: transform .5s var(--ease-out);
  display: flex; flex-direction: column;
  overflow-y: auto;
  box-shadow: -30px 0 80px -20px rgba(0,0,0,.6);
}
body.menu-open .nav__drawer { transform: translateX(0); }
body.menu-open .nav__drawer-backdrop { opacity: 1; visibility: visible; }
body.menu-open { overflow: hidden; }
.nav__drawer-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.6rem; padding-bottom: 1.2rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.nav__drawer-head img { height: 44px; background: #fff; padding: 7px 11px; border-radius: 9px; }
.nav__drawer-close { width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255,255,255,.15); display: grid; place-items: center; color: #fff; transition: var(--t-fast); }
.nav__drawer-close:hover { background: var(--gold); color: #1a1407; border-color: var(--gold); transform: rotate(90deg); }
.nav__drawer-close svg { width: 22px; height: 22px; }

.nav__drawer-menu { display: flex; flex-direction: column; gap: .3rem; }
.nav__drawer-menu a {
  font-family: var(--font-head); font-weight: 600; font-size: 1.08rem;
  padding: .85rem .8rem; border-radius: 12px;
  display: flex; align-items: center; gap: .9rem;
  color: rgba(255,255,255,.9);
  transition: background var(--t-fast), color var(--t-fast);
}
.nav__drawer-menu a .ico {
  width: 44px; height: 44px; flex: none; border-radius: 12px;
  display: grid; place-items: center; color: var(--gold-soft);
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  transition: var(--t-fast);
}
.nav__drawer-menu a .ico svg { width: 21px; height: 21px; }
.nav__drawer-menu a .chev { width: 18px; height: 18px; margin-left: auto; color: rgba(255,255,255,.3); transition: var(--t-fast); }
.nav__drawer-menu a:hover, .nav__drawer-menu a.is-active { background: rgba(255,255,255,.05); color: #fff; }
.nav__drawer-menu a:hover .ico, .nav__drawer-menu a.is-active .ico { background: var(--gold); color: #1a1407; border-color: var(--gold); }
.nav__drawer-menu a:hover .chev, .nav__drawer-menu a.is-active .chev { color: var(--gold-soft); transform: translateX(3px); }

.nav__drawer-foot { margin-top: auto; padding-top: 1.6rem; }
.nav__drawer-foot .btn { width: 100%; justify-content: center; }
.nav__drawer-contact { margin-top: 1.3rem; color: var(--text-on-dark-soft); font-size: var(--fs-sm); }
.nav__drawer-contact a { display: flex; align-items: center; gap: .6rem; padding: .4rem 0; transition: color var(--t-fast); }
.nav__drawer-contact a:hover { color: #fff; }
.nav__drawer-contact svg { width: 16px; height: 16px; color: var(--gold); }

/* ------------------------------------------------------------------ */
/* 7. HERO                                                            */
/* ------------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}
.hero__media { position: absolute; inset: -8% 0; z-index: -2; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; will-change: transform; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(11,12,14,.55) 0%, rgba(11,12,14,.35) 35%, rgba(11,12,14,.85) 100%),
    linear-gradient(90deg, rgba(11,12,14,.8) 0%, rgba(11,12,14,.25) 60%, transparent 100%);
}
.hero__inner { padding-block: clamp(7rem, 12vh, 11rem) 4rem; max-width: 880px; }
.hero__title {
  font-size: var(--fs-hero);
  color: #fff;
  line-height: 1.02;
  letter-spacing: -.03em;
  margin-bottom: 1.6rem;
}
.hero__title em { font-style: normal; color: var(--gold-soft); }
/* Effet machine à écrire */
.typed { color: var(--gold-soft); white-space: nowrap; }
.typed__caret {
  display: inline-block; width: 4px; height: .8em; margin-left: 7px;
  border-radius: 2px; background: var(--gold); vertical-align: -.06em;
  animation: caretBlink 1.1s infinite;
}
@keyframes caretBlink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.hero__sub { font-size: var(--fs-lead); color: rgba(255,255,255,.82); max-width: 620px; margin-bottom: 2.4rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.hero__scroll {
  position: absolute; left: 50%; bottom: 2rem; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  font-size: var(--fs-xs); letter-spacing: .2em; text-transform: uppercase; color: rgba(255,255,255,.7);
}
.hero__scroll span {
  width: 26px; height: 42px; border: 1.5px solid rgba(255,255,255,.4); border-radius: 14px;
  position: relative;
}
.hero__scroll span::after {
  content: ""; position: absolute; top: 8px; left: 50%; transform: translateX(-50%);
  width: 4px; height: 8px; border-radius: 4px; background: var(--gold);
  animation: scrollDot 1.8s var(--ease) infinite;
}
@keyframes scrollDot { 0% { opacity: 0; top: 8px; } 40% { opacity: 1; } 80% { opacity: 0; top: 24px; } 100% { opacity: 0; } }

/* Bandeau de réassurance flottant sous le héros */
.hero-strip {
  position: relative; z-index: 5;
  margin-top: -1px;
  background: var(--ink);
  border-top: 1px solid rgba(255,255,255,.07);
}
.hero-strip__grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.hero-strip__item {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.6rem clamp(1rem, 2vw, 2rem);
  color: var(--text-on-dark);
  border-right: 1px solid rgba(255,255,255,.07);
}
.hero-strip__item:last-child { border-right: none; }
.hero-strip__ic { width: 44px; height: 44px; flex: none; display: grid; place-items: center; color: var(--gold); }
.hero-strip__ic svg { width: 30px; height: 30px; }
.hero-strip__item b { display: block; font-family: var(--font-head); font-size: 1rem; color: #fff; line-height: 1.2; }
.hero-strip__item small { color: var(--text-on-dark-soft); font-size: var(--fs-sm); }

/* ------------------------------------------------------------------ */
/* 8. CHIFFRES CLÉS                                                   */
/* ------------------------------------------------------------------ */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1rem, 2vw, 2.5rem); }
.stat { text-align: center; padding: 1rem; position: relative; }
.stat:not(:last-child)::after {
  content: ""; position: absolute; right: 0; top: 15%; height: 70%; width: 1px;
  background: linear-gradient(var(--line), transparent);
}
.section--dark .stat:not(:last-child)::after { background: linear-gradient(rgba(255,255,255,.15), transparent); }
.stat__num {
  font-family: var(--font-head); font-weight: 800;
  font-size: clamp(2.6rem, 1.5rem + 3.5vw, 4.6rem);
  line-height: 1; color: var(--ink);
  letter-spacing: -.04em;
  display: flex; align-items: baseline; justify-content: center; gap: .1rem;
}
.section--dark .stat__num { color: #fff; }
.stat__num .suffix { color: var(--gold-strong); }
.stat__label { margin-top: .7rem; font-size: var(--fs-sm); color: var(--text-soft); letter-spacing: .02em; }
.section--dark .stat__label { color: var(--text-on-dark-soft); }

/* ------------------------------------------------------------------ */
/* 9. SECTIONS SPLIT (À propos / présentation)                        */
/* ------------------------------------------------------------------ */
.media-frame { position: relative; }
.media-frame > img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.media-frame::before {
  content: ""; position: absolute; inset: -18px -18px auto auto; width: 60%; height: 60%;
  border: 1px solid var(--gold); border-radius: var(--radius-lg); z-index: -1;
}
.media-frame__badge {
  position: absolute; left: -24px; bottom: -24px;
  background: var(--gold); color: #1a1407;
  padding: 1.4rem 1.7rem; border-radius: var(--radius);
  box-shadow: var(--shadow-md); max-width: 230px;
}
.media-frame__badge b { font-family: var(--font-head); font-size: 2.2rem; display: block; line-height: 1; }
.media-frame__badge span { font-size: var(--fs-sm); font-weight: 600; }

.check-list { display: grid; gap: .9rem; margin-top: 1.8rem; }
.check-list li { display: flex; gap: .8rem; align-items: flex-start; }
.check-list svg { width: 22px; height: 22px; color: var(--gold-strong); flex: none; margin-top: 2px; }
.check-list b { font-family: var(--font-head); font-weight: 600; }

/* Liste de signatures (mini features) */
.feature-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 2vw, 2rem); margin-top: 2.5rem; }
.feature-row .feature { padding-top: 1.4rem; border-top: 2px solid var(--gold); }
.feature h4 { font-size: var(--fs-h4); margin-bottom: .4rem; }
.feature p { font-size: var(--fs-sm); color: var(--text-soft); }

/* ------------------------------------------------------------------ */
/* 10. SERVICES                                                       */
/* ------------------------------------------------------------------ */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.2rem, 1.5vw, 1.8rem); }
.svc-card {
  position: relative; overflow: hidden;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2.2rem 2rem 2.4rem;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  isolation: isolate;
  display: flex; flex-direction: column;
}
.svc-card__media { position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity var(--t); }
.svc-card__media img { width: 100%; height: 100%; object-fit: cover; }
.svc-card__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11,12,14,.55), rgba(11,12,14,.92)); }
.svc-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; color: #fff; }
.svc-card:hover .svc-card__media { opacity: 1; }
.svc-card:hover h3, .svc-card:hover .svc-card__num { color: #fff; }
.svc-card:hover .svc-card__ic { background: var(--gold); color: #1a1407; border-color: var(--gold); }
.svc-card:hover .svc-card__desc { color: rgba(255,255,255,.82); }
.svc-card:hover .link-arrow { color: #fff; }

.svc-card__num {
  position: absolute; top: 1.4rem; right: 1.6rem;
  font-family: var(--font-head); font-weight: 800; font-size: 2.2rem;
  color: var(--cream-200); transition: color var(--t); z-index: 1;
}
.svc-card__ic {
  width: 64px; height: 64px; border-radius: 14px;
  display: grid; place-items: center; margin-bottom: 1.5rem;
  background: var(--cream); color: var(--gold-strong);
  border: 1px solid var(--line);
  transition: var(--t);
}
.svc-card__ic svg { width: 32px; height: 32px; }
.svc-card h3 { font-size: var(--fs-h3); margin-bottom: .8rem; transition: color var(--t); }
.svc-card__desc { color: var(--text-soft); font-size: .96rem; margin-bottom: 1.5rem; transition: color var(--t); flex: 1; }
.svc-card .link-arrow { margin-top: auto; }

/* Variante détaillée (page services) */
.svc-detail { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem,4vw,5rem); align-items: center; }
.svc-detail:nth-child(even) .svc-detail__media { order: 2; }
.svc-detail__tag {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-head); font-weight: 700; font-size: var(--fs-xs);
  letter-spacing: .12em; text-transform: uppercase; color: var(--gold-strong);
  background: rgba(194,163,107,.12); padding: .4rem .9rem; border-radius: 50px; margin-bottom: 1.2rem;
}
.svc-detail__gallery { display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: 1fr 1fr; gap: .8rem; height: 100%; min-height: 420px; }
.svc-detail__gallery img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius); }
.svc-detail__gallery img:first-child { grid-row: span 2; }
.svc-bullets { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem 1.4rem; margin-top: 1.6rem; }
.svc-bullets li { display: flex; gap: .6rem; align-items: flex-start; font-size: .95rem; }
.svc-bullets svg { width: 20px; height: 20px; color: var(--gold-strong); flex: none; margin-top: 2px; }

/* ------------------------------------------------------------------ */
/* 11. RÉALISATIONS                                                   */
/* ------------------------------------------------------------------ */
.filters { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 2.5rem; }
.filter {
  font-family: var(--font-head); font-weight: 600; font-size: .9rem;
  padding: .6rem 1.3rem; border-radius: 50px;
  border: 1px solid var(--line); color: var(--text-soft);
  transition: var(--t-fast);
}
.filter:hover { border-color: var(--gold); color: var(--ink); }
.filter.is-active { background: var(--ink); color: #fff; border-color: var(--ink); }

.works-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 1.5vw, 1.6rem); }
.work {
  position: relative; overflow: hidden; border-radius: var(--radius-lg);
  aspect-ratio: 4 / 3.4; background: var(--ink-800);
  transition: opacity .45s var(--ease), transform .45s var(--ease);
}
.work.is-hidden { display: none; }
.work img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow); }
.work::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,12,14,0) 30%, rgba(11,12,14,.9) 100%);
  opacity: .85; transition: opacity var(--t);
}
.work:hover img { transform: scale(1.07); }
.work:hover::after { opacity: 1; }
.work__body {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 1.6rem; color: #fff;
  transform: translateY(12px); transition: transform var(--t);
}
.work:hover .work__body { transform: translateY(0); }
.work__cat {
  font-family: var(--font-head); font-weight: 700; font-size: var(--fs-xs);
  letter-spacing: .14em; text-transform: uppercase; color: var(--gold-soft);
}
.work__title { font-size: 1.3rem; color: #fff; margin: .35rem 0 .5rem; }
.work__meta { display: flex; gap: 1.2rem; font-size: var(--fs-sm); color: rgba(255,255,255,.78); opacity: 0; max-height: 0; transition: var(--t); }
.work:hover .work__meta { opacity: 1; max-height: 60px; }
.work__meta span { display: inline-flex; align-items: center; gap: .4rem; }
.work__meta svg { width: 15px; height: 15px; color: var(--gold-soft); }
.work__plus {
  position: absolute; top: 1.2rem; right: 1.2rem; z-index: 2;
  width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,.12);
  backdrop-filter: blur(6px); display: grid; place-items: center; color: #fff;
  opacity: 0; transform: scale(.6); transition: var(--t);
}
.work:hover .work__plus { opacity: 1; transform: scale(1); }
.work__plus svg { width: 20px; height: 20px; }

/* ------------------------------------------------------------------ */
/* 12. MÉTHODOLOGIE / PROCESSUS                                       */
/* ------------------------------------------------------------------ */
.process { counter-reset: step; display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; position: relative; }
.process::before {
  content: ""; position: absolute; top: 38px; left: 8%; right: 8%; height: 2px;
  background: repeating-linear-gradient(90deg, var(--gold) 0 8px, transparent 8px 16px);
  opacity: .5;
}
.step { text-align: center; position: relative; padding: 0 .5rem; }
.step__num {
  width: 76px; height: 76px; margin: 0 auto 1.4rem;
  border-radius: 50%; background: var(--cream); border: 2px solid var(--gold);
  display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 800; font-size: 1.5rem; color: var(--gold-strong);
  position: relative; z-index: 1; transition: var(--t);
}
.section--dark .step__num { background: var(--ink); }
.step:hover .step__num { background: var(--gold); color: #1a1407; transform: translateY(-4px); box-shadow: var(--shadow-gold); }
.step h4 { font-size: var(--fs-h4); margin-bottom: .5rem; }
.step p { font-size: var(--fs-sm); color: var(--text-soft); }
.section--dark .step p { color: var(--text-on-dark-soft); }

/* Timeline verticale (à propos) */
.timeline { position: relative; max-width: 820px; margin-inline: auto; }
.timeline::before { content: ""; position: absolute; left: 27px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--gold), transparent); }
.tl-item { position: relative; padding: 0 0 2.6rem 80px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item__dot {
  position: absolute; left: 0; top: 0; width: 56px; height: 56px; border-radius: 50%;
  background: var(--ink); color: var(--gold-soft); display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 800;
  box-shadow: 0 0 0 6px var(--cream);
}
.section--dark .tl-item__dot { box-shadow: 0 0 0 6px var(--ink); border: 1px solid rgba(255,255,255,.1); }
.tl-item__year { font-family: var(--font-head); color: var(--gold-strong); font-weight: 700; font-size: var(--fs-sm); letter-spacing: .1em; }
.tl-item h4 { font-size: var(--fs-h3); margin: .2rem 0 .6rem; }
.tl-item p { color: var(--text-soft); }
.section--dark .tl-item p { color: var(--text-on-dark-soft); }

/* ------------------------------------------------------------------ */
/* 13. TÉMOIGNAGES                                                    */
/* ------------------------------------------------------------------ */
.tst-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem,1.5vw,1.6rem); }
.tst {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 2.2rem; position: relative; display: flex; flex-direction: column;
  transition: transform var(--t), box-shadow var(--t);
}
.section--dark .tst { background: var(--ink-800); border-color: rgba(255,255,255,.08); }
.tst:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.tst__quote { position: absolute; top: 1.4rem; right: 1.6rem; font-family: var(--font-head); font-size: 4.5rem; line-height: 1; color: var(--cream-200); }
.section--dark .tst__quote { color: rgba(255,255,255,.06); }
.tst__stars { display: flex; gap: .2rem; color: var(--gold); margin-bottom: 1rem; }
.tst__stars svg { width: 18px; height: 18px; }
.tst__text { font-size: 1.02rem; color: var(--text); line-height: 1.65; margin-bottom: 1.6rem; flex: 1; }
.section--dark .tst__text { color: var(--text-on-dark); }
.tst__person { display: flex; align-items: center; gap: .9rem; }
.tst__avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--gold); color: #1a1407; display: grid; place-items: center; font-family: var(--font-head); font-weight: 700; }
.tst__person b { font-family: var(--font-head); display: block; }
.tst__person small { color: var(--text-soft); }
.section--dark .tst__person small { color: var(--text-on-dark-soft); }

/* ------------------------------------------------------------------ */
/* 14. PARTENAIRES (marquee)                                          */
/* ------------------------------------------------------------------ */
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee__track { display: flex; gap: clamp(2.5rem, 5vw, 5rem); width: max-content; animation: marquee 32s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee img { height: 38px; width: auto; object-fit: contain; opacity: .55; filter: grayscale(1); transition: var(--t-fast); }
.marquee img:hover { opacity: 1; filter: grayscale(0); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ------------------------------------------------------------------ */
/* 15. ZONE D'INTERVENTION                                            */
/* ------------------------------------------------------------------ */
.zone { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem,4vw,4rem); align-items: center; }
.zone__map { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 4/3; }
.zone__map iframe { width: 100%; height: 100%; border: 0; filter: grayscale(.3) contrast(1.05); }
.zone-tags { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.6rem; }
.zone-tags span {
  font-size: .88rem; padding: .5rem 1rem; border-radius: 50px;
  background: rgba(194,163,107,.12); color: var(--gold-strong); font-weight: 600;
  border: 1px solid rgba(194,163,107,.25);
}

/* ------------------------------------------------------------------ */
/* 16. BANDEAU CTA                                                    */
/* ------------------------------------------------------------------ */
.cta-band {
  position: relative; overflow: hidden; border-radius: var(--radius-xl);
  padding: clamp(2.5rem, 4vw, 4.5rem); color: #fff;
  isolation: isolate;
}
.cta-band__media { position: absolute; inset: 0; z-index: -2; }
.cta-band__media img { width: 100%; height: 100%; object-fit: cover; }
.cta-band::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(120deg, rgba(11,12,14,.92), rgba(21,24,28,.7)); }
.cta-band__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 2rem; }
.cta-band h2 { color: #fff; max-width: 640px; }
.cta-band p { color: rgba(255,255,255,.8); max-width: 520px; margin-top: .8rem; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ------------------------------------------------------------------ */
/* 17. FAQ / ACCORDÉON                                                */
/* ------------------------------------------------------------------ */
.faq { max-width: 860px; margin-inline: auto; }
.faq__item { border-bottom: 1px solid var(--line); }
.section--dark .faq__item { border-color: rgba(255,255,255,.1); }
.faq__q {
  width: 100%; text-align: left; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding: 1.5rem 0; font-family: var(--font-head); font-weight: 600; font-size: 1.1rem; color: var(--ink);
}
.section--dark .faq__q { color: #fff; }
.faq__q-ic { flex: none; width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; transition: var(--t); }
.section--dark .faq__q-ic { border-color: rgba(255,255,255,.2); }
.faq__q-ic svg { width: 16px; height: 16px; transition: transform var(--t); }
.faq__item.is-open .faq__q-ic { background: var(--gold); border-color: var(--gold); color: #1a1407; }
.faq__item.is-open .faq__q-ic svg { transform: rotate(45deg); }
.faq__a { overflow: hidden; max-height: 0; transition: max-height var(--t); }
.faq__a p { padding: 0 0 1.5rem; color: var(--text-soft); max-width: 90%; }
.section--dark .faq__a p { color: var(--text-on-dark-soft); }

/* ------------------------------------------------------------------ */
/* 18. BANNIÈRE DE PAGE (intérieures)                                 */
/* ------------------------------------------------------------------ */
.page-hero {
  position: relative; color: #fff; isolation: isolate;
  padding-block: calc(var(--header-h) + var(--topbar-h) + clamp(2.5rem, 6vw, 6rem)) clamp(3rem, 6vw, 6rem);
  display: flex; align-items: flex-end; min-height: 56vh;
}
.page-hero__media { position: absolute; inset: 0; z-index: -2; }
.page-hero__media img { width: 100%; height: 100%; object-fit: cover; }
.page-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(11,12,14,.5), rgba(11,12,14,.85)); }
.page-hero h1 { color: #fff; font-size: var(--fs-h1); max-width: 760px; }
.page-hero p { color: rgba(255,255,255,.82); max-width: 600px; margin-top: 1rem; font-size: var(--fs-lead); }
.breadcrumb { display: flex; gap: .5rem; align-items: center; font-size: var(--fs-sm); color: rgba(255,255,255,.7); margin-bottom: 1.2rem; }
.breadcrumb a:hover { color: var(--gold-soft); }
.breadcrumb svg { width: 14px; height: 14px; opacity: .6; }
.breadcrumb [aria-current] { color: var(--gold-soft); }

/* ------------------------------------------------------------------ */
/* 19. FORMULAIRES / CONTACT                                          */
/* ------------------------------------------------------------------ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(2rem, 4vw, 4.5rem); align-items: start; }
.info-card { display: flex; gap: 1.1rem; align-items: flex-start; padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.info-card:first-of-type { border-top: 1px solid var(--line); }
.info-card__ic { width: 52px; height: 52px; border-radius: 12px; background: var(--cream-200); color: var(--gold-strong); display: grid; place-items: center; flex: none; }
.info-card__ic svg { width: 24px; height: 24px; }
.info-card small { color: var(--text-soft); font-size: var(--fs-sm); }
.info-card b, .info-card a { font-family: var(--font-head); font-size: 1.1rem; color: var(--ink); display: block; transition: color var(--t-fast); }
.info-card a:hover { color: var(--gold-strong); }

.form-panel {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-xl);
  padding: clamp(1.6rem, 3vw, 2.8rem); box-shadow: var(--shadow-md);
}
.form-panel--dark { background: var(--ink-800); border-color: rgba(255,255,255,.08); color: #fff; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field { display: flex; flex-direction: column; gap: .45rem; }
.field--full { grid-column: 1 / -1; }
.field label { font-family: var(--font-head); font-size: .85rem; font-weight: 600; color: var(--ink); }
.form-panel--dark .field label { color: #fff; }
.field input, .field select, .field textarea {
  width: 100%; padding: .85rem 1rem; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--cream); color: var(--text);
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}
.form-panel--dark .field input, .form-panel--dark .field select, .form-panel--dark .field textarea {
  background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.14); color: #fff;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(194,163,107,.18); background: #fff;
}
.form-note { font-size: var(--fs-xs); color: var(--text-soft); margin-top: 1rem; display: flex; gap: .5rem; align-items: flex-start; }
.form-note svg { width: 16px; height: 16px; color: var(--gold-strong); flex: none; margin-top: 1px; }
.form-result { margin-top: 1rem; font-weight: 600; font-size: .95rem; }
.form-result:empty { display: none; }

/* ------------------------------------------------------------------ */
/* 20. FOOTER                                                         */
/* ------------------------------------------------------------------ */
.footer { background: var(--black); color: var(--text-on-dark-soft); }
.footer-cta {
  background: linear-gradient(120deg, var(--gold-strong), var(--gold));
  color: #1a1407;
}
.footer-cta__inner { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 1.3rem; padding-block: 3rem; }
.footer-cta h3 { color: #1a1407; font-size: var(--fs-h3); max-width: 720px; }
.footer-cta p { color: rgba(26,20,7,.78); max-width: 560px; }

.footer__main { padding-block: clamp(3.5rem, 6vw, 5.5rem) 3rem; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: clamp(1.5rem, 3vw, 3rem); }
.footer__logo { height: 48px; filter: brightness(0) invert(1); margin-bottom: 1.4rem; }
.footer__about p { font-size: .94rem; line-height: 1.7; max-width: 320px; }
.footer__social { display: flex; gap: .7rem; margin-top: 1.6rem; }
.footer__social a {
  width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(255,255,255,.14);
  display: grid; place-items: center; transition: var(--t-fast); color: #fff;
}
.footer__social a:hover { background: var(--gold); border-color: var(--gold); color: #1a1407; transform: translateY(-3px); }
.footer__social svg { width: 18px; height: 18px; }
.footer h5 { color: #fff; font-size: 1rem; margin-bottom: 1.3rem; letter-spacing: .02em; }
.footer__links li { margin-bottom: .7rem; }
.footer__links a { transition: var(--t-fast); display: inline-flex; align-items: center; gap: .5rem; font-size: .94rem; }
.footer__links a::before { content: ""; width: 0; height: 1px; background: var(--gold); transition: width var(--t-fast); }
.footer__links a:hover { color: #fff; }
.footer__links a:hover::before { width: 14px; }
.footer__contact li { display: flex; gap: .7rem; align-items: flex-start; margin-bottom: 1rem; font-size: .94rem; }
.footer__contact svg { width: 18px; height: 18px; color: var(--gold); flex: none; margin-top: 2px; }
.footer__contact a:hover { color: #fff; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08); padding-block: 1.5rem;
  display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between;
  font-size: var(--fs-sm);
}
.footer__bottom-links { display: flex; gap: 1.5rem; }
.footer__bottom-links a:hover { color: var(--gold-soft); }

/* ------------------------------------------------------------------ */
/* 21. UTILITAIRES FLOTTANTS                                          */
/* ------------------------------------------------------------------ */
/* Barre de progression de lecture (touche bleu → or → rouge) */
.scroll-progress { position: fixed; top: 0; left: 0; width: 100%; height: 3px; z-index: 200; pointer-events: none; }
.scroll-progress span {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--blue), var(--gold) 55%, var(--red));
  background-size: 100vw 100%; background-repeat: no-repeat;
}

/* Pop-up « devis gratuit » (slide-in, une fois par session) */
.promo-pop {
  position: fixed; left: 1.5rem; bottom: 1.5rem; z-index: 90;
  width: min(330px, calc(100vw - 2rem));
  background: #fff; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); padding: 1.6rem 1.4rem 1.4rem;
  transform: translateY(160%); opacity: 0; visibility: hidden;
  transition: transform .6s var(--ease-out), opacity .4s var(--ease);
  overflow: hidden;
}
.promo-pop::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--blue), var(--gold), var(--red)); }
.promo-pop.show { transform: translateY(0); opacity: 1; visibility: visible; }
.promo-pop__ic { width: 46px; height: 46px; border-radius: 12px; background: var(--cream); display: grid; place-items: center; color: var(--gold-strong); margin-bottom: .9rem; }
.promo-pop__ic svg { width: 24px; height: 24px; }
.promo-pop h4 { font-size: 1.15rem; margin-bottom: .35rem; }
.promo-pop p { font-size: .9rem; color: var(--text-soft); margin-bottom: 1.1rem; }
.promo-pop .btn { width: 100%; justify-content: center; }
.promo-pop__close { position: absolute; top: .7rem; right: .7rem; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; color: var(--text-soft); transition: var(--t-fast); }
.promo-pop__close:hover { background: var(--cream-200); color: var(--ink); transform: rotate(90deg); }
.promo-pop__close svg { width: 18px; height: 18px; }
@media (max-width: 980px) { .promo-pop { display: none; } } /* la barre fixe mobile suffit */

.to-top {
  position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 80;
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--ink); color: #fff; display: grid; place-items: center;
  box-shadow: var(--shadow-md); opacity: 0; visibility: hidden; transform: translateY(20px);
  transition: var(--t);
}
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--gold); color: #1a1407; }
.to-top svg { width: 20px; height: 20px; }

/* Barre d'appel mobile */
.mobile-bar { display: none; }

/* ------------------------------------------------------------------ */
/* 22. ANIMATIONS REVEAL                                              */
/* ------------------------------------------------------------------ */
[data-reveal] { opacity: 0; transform: translateY(34px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); will-change: opacity, transform; }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal="left"] { transform: translateX(-40px); }
[data-reveal="right"] { transform: translateX(40px); }
[data-reveal="scale"] { transform: scale(.94); }
[data-reveal].in { transform: none; }
[data-delay="1"] { transition-delay: .1s; }
[data-delay="2"] { transition-delay: .2s; }
[data-delay="3"] { transition-delay: .3s; }
[data-delay="4"] { transition-delay: .4s; }
[data-delay="5"] { transition-delay: .5s; }

/* ------------------------------------------------------------------ */
/* 23. RESPONSIVE                                                     */
/* ------------------------------------------------------------------ */
@media (max-width: 1100px) {
  .services-grid, .works-grid, .tst-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(3, 1fr); gap: 2rem 1rem; }
  .process::before { display: none; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 980px) {
  :root { --header-h: 70px; --topbar-h: 0px; }
  .nav__menu, .topbar { display: none; }
  .nav__toggle { display: grid; }
  .nav__actions .btn { display: none; }
  .nav__phone { padding-right: 0; border-right: none; }
  .split, .zone, .contact-grid, .svc-detail { grid-template-columns: 1fr; }
  .svc-detail__media, .svc-detail:nth-child(even) .svc-detail__media { order: -1; }
  .svc-detail__gallery { min-height: 320px; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 2rem 1rem; }
  .stat:nth-child(2)::after { display: none; }
  .hero-strip__grid { grid-template-columns: 1fr 1fr; }
  .hero-strip__item:nth-child(2) { border-right: none; }
  .hero-strip__item:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.07); }
  .media-frame { margin-bottom: 2.5rem; }
  .media-frame__badge { left: auto; right: -10px; }
  .feature-row { grid-template-columns: 1fr; }
  .mobile-bar {
    display: grid; grid-template-columns: 1fr 1fr;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 85;
    box-shadow: 0 -8px 30px rgba(0,0,0,.18);
  }
  .mobile-bar a { display: flex; align-items: center; justify-content: center; gap: .5rem; padding: .95rem; font-family: var(--font-head); font-weight: 700; font-size: .92rem; }
  .mobile-bar a svg { width: 18px; height: 18px; }
  .mobile-bar__call { background: var(--ink); color: #fff; }
  .mobile-bar__quote { background: var(--gold); color: #1a1407; }
  .to-top { bottom: 4.5rem; }
  body { padding-bottom: 0; }
}

@media (max-width: 680px) {
  .services-grid, .works-grid, .tst-grid, .svc-bullets { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .hero { min-height: 92svh; }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
  .svc-detail__gallery { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 440px) {
  .process, .stats { grid-template-columns: 1fr; }
  .stat::after { display: none !important; }
  .hero-strip__grid { grid-template-columns: 1fr; }
  .hero-strip__item { border-right: none !important; border-bottom: 1px solid rgba(255,255,255,.07); }
}

/* ------------------------------------------------------------------ */
/* 24. ACCESSIBILITÉ / MOTION                                         */
/* ------------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}

.skip-link {
  position: absolute; left: 1rem; top: -60px; z-index: 200;
  background: var(--ink); color: #fff; padding: .8rem 1.2rem; border-radius: var(--radius);
  transition: top var(--t-fast);
}
.skip-link:focus { top: 1rem; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}