/* ==========================================================================
   BÂTINOVA — Feuille de style principale
   Construction • Rénovation • Innovation — Natitingou, Bénin
   ========================================================================== */

/* ---------- 1. Variables & reset ---------- */
:root {
  --navy-900: #0A1A31;
  --navy-800: #0E2340;
  --navy-700: #163256;
  --navy-600: #1F4270;
  --navy-100: #E7EDF5;

  --orange: #E8681C;
  --orange-dark: #C9540E;
  --orange-light: #FFF1E7;

  --white: #FFFFFF;
  --gray-50: #F7F9FB;
  --gray-100: #F0F3F7;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-500: #64748B;
  --gray-700: #334155;

  --ink: #12233C;
  --body: #4A5A70;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 2px 8px rgba(14, 35, 64, .06);
  --shadow: 0 10px 30px rgba(14, 35, 64, .09);
  --shadow-lg: 0 24px 60px rgba(14, 35, 64, .16);

  --header-h: 82px;
  --max: 1280px;

  --font: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-title: "Barlow Condensed", "Manrope", system-ui, sans-serif;

  --ease: cubic-bezier(.22, .61, .36, 1);
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 20px); }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.7;
  color: var(--body);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--navy-700); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--orange); }

h1, h2, h3, h4 {
  font-family: var(--font-title);
  color: var(--ink);
  line-height: 1.12;
  margin: 0 0 .5em;
  font-weight: 700;
  letter-spacing: -.01em;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.1rem); text-transform: uppercase; letter-spacing: .5px; }
h2 { font-size: clamp(1.9rem, 4.2vw, 2.9rem); text-transform: uppercase; letter-spacing: .5px; }
h3 { font-size: clamp(1.25rem, 2.4vw, 1.5rem); }
p  { margin: 0 0 1.1em; }

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

/* ---------- 2. Utilitaires ---------- */
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: clamp(26px, 5vw, 56px); }
.section { padding: clamp(64px, 9vw, 112px) 0; }
.section--gray { background: var(--gray-50); }
.section--navy { background: var(--navy-800); color: #C8D6E8; }
.section--navy h2, .section--navy h3 { color: #fff; }

.center { text-align: center; }
.lead { font-size: 1.13rem; color: var(--gray-500); }
.mx-auto { margin-inline: auto; }
.mw-720 { max-width: 720px; }
.mw-820 { max-width: 820px; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase;
  color: var(--orange); margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 26px; height: 3px; background: var(--orange); border-radius: 2px; }
.section--navy .eyebrow { color: #FF8A3D; }
.section--navy .eyebrow::before { background: #FF8A3D; }

.section-head { max-width: 720px; margin-bottom: 52px; }
.section-head.center { margin-inline: auto; }

/* ---------- 3. Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 28px;
  font-family: var(--font); font-size: .97rem; font-weight: 700; letter-spacing: .01em;
  border: 2px solid transparent; border-radius: 999px;
  cursor: pointer; text-align: center;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.btn svg { width: 19px; height: 19px; flex: none; }
.btn:hover { transform: translateY(-2px); }

.btn--primary { background: var(--orange); color: #fff; box-shadow: 0 8px 22px rgba(232, 104, 28, .32); }
.btn--primary:hover { background: var(--orange-dark); color: #fff; box-shadow: 0 12px 28px rgba(232, 104, 28, .4); }

.btn--navy { background: var(--navy-800); color: #fff; }
.btn--navy:hover { background: var(--navy-700); color: #fff; }

.btn--wa { background: #25D366; color: #06301A; box-shadow: 0 8px 22px rgba(37, 211, 102, .3); }
.btn--wa:hover { background: #1FBE5B; color: #06301A; }

.btn--ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .55); }
.btn--ghost:hover { background: #fff; color: var(--navy-800); border-color: #fff; }

.btn--outline { background: transparent; color: var(--navy-800); border-color: var(--gray-300); }
.btn--outline:hover { border-color: var(--navy-800); color: var(--navy-800); }

.btn--lg { padding: 18px 34px; font-size: 1.03rem; }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }
.btn-row.center { justify-content: center; }

/* ---------- 4. En-tête ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 900;
  height: var(--header-h);
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow .25s var(--ease), height .25s var(--ease);
}
.header.is-scrolled { box-shadow: 0 6px 24px rgba(14, 35, 64, .09); }
.header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }

.brand { display: flex; align-items: center; flex: none; }
.brand img { height: 52px; width: auto; transition: height .25s var(--ease); }
.header.is-scrolled .brand img { height: 46px; }

.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a {
  position: relative; padding: 10px 14px; border-radius: var(--radius-sm);
  font-size: .95rem; font-weight: 600; color: var(--navy-800);
}
.nav a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
  background: var(--orange); border-radius: 2px; transform: scaleX(0); transform-origin: left;
  transition: transform .25s var(--ease);
}
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); }
.nav a.is-active { color: var(--navy-900); }

.header__cta { margin-left: 18px; flex: none; }
.header__cta .btn { padding: 12px 22px; font-size: .9rem; }

.burger {
  display: none; width: 46px; height: 46px; margin-left: 10px;
  background: var(--navy-800); border: 0; border-radius: 12px; cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.burger span { width: 20px; height: 2px; background: #fff; border-radius: 2px; transition: transform .25s var(--ease), opacity .2s; }
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  position: fixed; top: var(--header-h); left: 0; right: 0; z-index: 890;
  background: #fff; border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow); padding: 14px clamp(26px, 5vw, 56px) 26px;
  transform: translateY(-120%); opacity: 0; visibility: hidden;
  transition: transform .32s var(--ease), opacity .25s, visibility .25s;
  max-height: calc(100vh - var(--header-h)); overflow-y: auto;
}
.mobile-nav.is-open { transform: translateY(0); opacity: 1; visibility: visible; }
.mobile-nav a { display: block; padding: 14px 6px; font-weight: 600; color: var(--navy-800); border-bottom: 1px solid var(--gray-100); }
.mobile-nav a.is-active { color: var(--orange); }
.mobile-nav .btn { margin-top: 18px; }

/* ---------- 5. Hero ---------- */
.hero {
  position: relative; margin-top: var(--header-h);
  min-height: clamp(560px, 82vh, 780px);
  display: flex; align-items: center;
  background: var(--navy-900);
  overflow: hidden;
}
.hero__media { position: absolute; inset: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero__media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(105deg, rgba(10, 26, 49, .95) 0%, rgba(10, 26, 49, .86) 42%, rgba(10, 26, 49, .5) 78%, rgba(10, 26, 49, .35) 100%);
}
.hero__inner { position: relative; z-index: 2; padding: 90px 0; max-width: 760px; }
.hero h1 { color: #fff; margin-bottom: 20px; }
.hero h1 .accent { color: var(--orange); }
.hero__sub { font-size: clamp(1.05rem, 2vw, 1.24rem); color: #C6D5E8; max-width: 600px; margin-bottom: 34px; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 9px; margin-bottom: 22px;
  padding: 8px 16px 8px 12px; border-radius: 999px;
  background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .2);
  color: #fff; font-size: .82rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
}
.hero__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 4px rgba(232, 104, 28, .28); }

.hero__strip {
  position: relative; z-index: 2;
  border-top: 1px solid rgba(255, 255, 255, .14);
  background: rgba(10, 26, 49, .55);
}
.hero__strip ul { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; list-style: none; margin: 0; padding: 22px 0; }
.hero__strip li { display: flex; align-items: center; gap: 11px; color: #D3DFEC; font-size: .93rem; font-weight: 600; }
.hero__strip svg { width: 20px; height: 20px; color: var(--orange); flex: none; }

/* Bandeau de page (pages intérieures) */
.pagehead {
  position: relative; margin-top: var(--header-h);
  padding: clamp(70px, 10vw, 118px) 0 clamp(56px, 8vw, 92px);
  background: var(--navy-800); overflow: hidden;
}
.pagehead__media { position: absolute; inset: 0; }
.pagehead__media img { width: 100%; height: 100%; object-fit: cover; opacity: .32; }
.pagehead::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(10, 26, 49, .96) 10%, rgba(10, 26, 49, .74) 100%);
}
.pagehead__inner { position: relative; z-index: 2; max-width: 760px; }
.pagehead h1 { color: #fff; font-size: clamp(2.1rem, 5vw, 3.4rem); margin-bottom: 14px; }
.pagehead p { color: #BFD0E3; font-size: 1.1rem; margin: 0; max-width: 620px; }

.breadcrumb { position: relative; z-index: 2; display: flex; gap: 8px; align-items: center; font-size: .84rem; color: #8FA6C0; margin-bottom: 18px; }
.breadcrumb a { color: #BFD0E3; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: var(--orange); }

/* ---------- 6. Grilles & cartes ---------- */
.grid { display: grid; gap: 26px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius);
  padding: 32px 28px; height: 100%;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.card h3 { margin-bottom: 10px; }
.card p:last-child { margin-bottom: 0; }
.card__icon {
  width: 56px; height: 56px; border-radius: 16px; margin-bottom: 20px;
  display: grid; place-items: center;
  background: var(--orange-light); color: var(--orange);
  transition: background .28s var(--ease), color .28s var(--ease);
}
.card__icon svg { width: 27px; height: 27px; }
.card:hover .card__icon { background: var(--orange); color: #fff; }
.card__list { list-style: none; margin: 16px 0 0; padding: 0; font-size: .94rem; }
.card__list li { position: relative; padding-left: 22px; margin-bottom: 7px; color: var(--gray-500); }
.card__list li::before {
  content: ""; position: absolute; left: 0; top: .62em;
  width: 7px; height: 7px; border-radius: 2px; background: var(--orange);
}

/* Carte "pourquoi nous" sur fond bleu */
.why-card {
  background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius); padding: 30px 26px; height: 100%;
  transition: background .28s var(--ease), transform .28s var(--ease);
}
.why-card:hover { background: rgba(255, 255, 255, .09); transform: translateY(-5px); }
.why-card__num {
  font-family: var(--font-title); font-size: 2.1rem; font-weight: 700;
  color: var(--orange); line-height: 1; margin-bottom: 14px; display: block;
}
.why-card h3 { color: #fff; font-size: 1.22rem; margin-bottom: 8px; }
.why-card p { color: #AEC0D6; font-size: .96rem; margin: 0; }

/* ---------- 7. Galerie / réalisations ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 40px; }
.filter {
  padding: 11px 22px; border-radius: 999px; border: 1.5px solid var(--gray-200);
  background: #fff; color: var(--navy-800); font-family: var(--font);
  font-size: .92rem; font-weight: 700; cursor: pointer;
  transition: all .22s var(--ease);
}
.filter:hover { border-color: var(--navy-800); }
.filter.is-active { background: var(--navy-800); border-color: var(--navy-800); color: #fff; }

.project {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: var(--navy-800); box-shadow: var(--shadow-sm);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.project:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.project__img { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--navy-700); }
.project__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.project:hover .project__img img { transform: scale(1.07); }
.project__tag {
  position: absolute; top: 14px; left: 14px; z-index: 3;
  padding: 6px 14px; border-radius: 999px; background: var(--orange); color: #fff;
  font-size: .72rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase;
}
.project__body { padding: 24px 24px 26px; background: #fff; }
.project__body h3 { font-size: 1.24rem; margin-bottom: 8px; }
.project__body p { font-size: .95rem; margin-bottom: 14px; }
.project__meta {
  display: flex; align-items: center; gap: 8px;
  font-size: .82rem; font-weight: 700; color: var(--gray-500);
  padding-top: 14px; border-top: 1px dashed var(--gray-200);
}
.project__meta svg { width: 16px; height: 16px; color: var(--orange); flex: none; }
.project.is-hidden { display: none; }

.placeholder-note {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 12px; border-radius: 6px;
  background: var(--gray-100); border: 1px dashed var(--gray-300);
  color: var(--gray-500); font-size: .78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .05em;
}
.placeholder-note::before { content: "✎"; font-size: .9rem; }

/* Bloc "à compléter" (photo équipe, carte, etc.) */
.placeholder-box {
  display: grid; place-items: center; text-align: center;
  min-height: 300px; padding: 40px 26px;
  border: 2px dashed var(--gray-300); border-radius: var(--radius);
  background:
    repeating-linear-gradient(135deg, var(--gray-50) 0 14px, #fff 14px 28px);
  color: var(--gray-500);
}
.placeholder-box strong { display: block; font-family: var(--font-title); font-size: 1.35rem; color: var(--navy-800); margin-bottom: 6px; text-transform: uppercase; }
.placeholder-box span { font-size: .93rem; max-width: 380px; display: block; }
.placeholder-box .icon { width: 46px; height: 46px; margin: 0 auto 14px; color: var(--gray-300); }

/* ---------- 8. Split (image + texte) ---------- */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(34px, 5vw, 68px); align-items: center; }
.split--rev .split__media { order: 2; }
.split__media { position: relative; }
.split__media img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; aspect-ratio: 4/3; object-fit: cover; }

/* Portrait (photo du responsable) */
.split__media--portrait { max-width: 460px; margin-inline: auto; }
.split__media--portrait img { aspect-ratio: 4 / 5; object-position: center 20%; }
.split__media--portrait .split__stamp { right: -10px; bottom: -16px; max-width: 215px; }
.split__stamp {
  position: absolute; right: -14px; bottom: -18px;
  background: var(--orange); color: #fff; border-radius: var(--radius);
  padding: 20px 26px; box-shadow: var(--shadow-lg); max-width: 235px;
}
.split__stamp strong { display: block; font-family: var(--font-title); font-size: 1.3rem; text-transform: uppercase; line-height: 1.15; }
.split__stamp span { font-size: .87rem; opacity: .92; }

.checklist { list-style: none; margin: 0 0 28px; padding: 0; }
.checklist li { position: relative; padding-left: 36px; margin-bottom: 14px; }
.checklist li strong { color: var(--ink); }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 2px;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--orange-light) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23E8681C' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 14px no-repeat;
}
.section--navy .checklist li { color: #BFD0E3; }
.section--navy .checklist li strong { color: #fff; }

/* ---------- 9. Étapes ---------- */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step { position: relative; padding-top: 34px; }
.step::before {
  counter-increment: step; content: "0" counter(step);
  position: absolute; top: -8px; left: 0;
  font-family: var(--font-title); font-size: 2.6rem; font-weight: 700;
  color: var(--gray-200); line-height: 1;
}
.step h3 { font-size: 1.16rem; margin-bottom: 6px; }
.step p { font-size: .95rem; margin: 0; }
.step__bar { width: 40px; height: 3px; background: var(--orange); border-radius: 2px; margin-bottom: 14px; }

/* ---------- 10. Formulaire ---------- */
.form-wrap {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
  padding: clamp(26px, 4vw, 46px); box-shadow: var(--shadow);
}
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.field { display: flex; flex-direction: column; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: .89rem; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.field label .req { color: var(--orange); }
.field .hint { font-size: .8rem; color: var(--gray-500); font-weight: 500; margin-top: 6px; }

.field input, .field select, .field textarea {
  width: 100%; padding: 14px 16px;
  font-family: var(--font); font-size: .98rem; color: var(--ink);
  background: var(--gray-50); border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm);
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 138px; }
.field select { appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2.5' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 15px center; background-size: 17px; padding-right: 44px;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; background: #fff; border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(232, 104, 28, .13);
}
.field input.is-error, .field select.is-error, .field textarea.is-error { border-color: #DC2626; background: #FEF2F2; }
.field .error-msg { font-size: .8rem; color: #DC2626; font-weight: 600; margin-top: 6px; display: none; }
.field .error-msg.is-visible { display: block; }

.form-note { font-size: .84rem; color: var(--gray-500); margin: 18px 0 0; }
.form-alert {
  display: none; align-items: flex-start; gap: 12px; margin-bottom: 22px;
  padding: 16px 18px; border-radius: var(--radius-sm);
  background: #ECFDF5; border: 1px solid #A7F3D0; color: #065F46;
  font-size: .93rem; font-weight: 600;
}
.form-alert.is-visible { display: flex; }
.form-alert svg { width: 20px; height: 20px; flex: none; margin-top: 1px; }

/* ---------- 11. Contact ---------- */
.contact-card {
  display: flex; gap: 18px; align-items: flex-start;
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius);
  padding: 26px 24px; height: 100%;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.contact-card__icon {
  width: 48px; height: 48px; flex: none; border-radius: 14px;
  display: grid; place-items: center; background: var(--navy-800); color: #fff;
}
.contact-card__icon svg { width: 22px; height: 22px; }
.contact-card h3 { font-size: 1.08rem; margin-bottom: 4px; }
.contact-card a, .contact-card p { font-size: .97rem; margin: 0; word-break: break-word; }
.contact-card a { font-weight: 700; color: var(--navy-700); }
.contact-card a:hover { color: var(--orange); }

/* ---------- 12. CTA final ---------- */
.cta {
  position: relative; overflow: hidden;
  background: var(--navy-900);
  padding: clamp(60px, 8vw, 100px) 0;
}
.cta__media { position: absolute; inset: 0; }
.cta__media img { width: 100%; height: 100%; object-fit: cover; opacity: .22; }
.cta::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(10, 26, 49, .93), rgba(22, 50, 86, .82));
}
.cta__inner { position: relative; z-index: 2; text-align: center; max-width: 760px; margin-inline: auto; }
.cta h2 { color: #fff; }
.cta p { color: #C0D1E4; font-size: 1.1rem; margin-bottom: 30px; }

/* Bandeau orange fin */
.ticker {
  background: var(--orange); color: #fff; padding: 18px 0;
  font-family: var(--font-title); font-size: 1.05rem; letter-spacing: .1em; text-transform: uppercase; font-weight: 600;
}
.ticker .container { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 34px; }
.ticker span { display: inline-flex; align-items: center; gap: 12px; }
.ticker span::before { content: "◆"; font-size: .7rem; opacity: .8; }

/* ---------- 13. Pied de page ---------- */
.footer { background: var(--navy-900); color: #9FB3CA; padding: 68px 0 0; font-size: .95rem; }
.footer h4 {
  font-family: var(--font-title); color: #fff; font-size: 1.08rem;
  text-transform: uppercase; letter-spacing: .07em; margin: 0 0 18px;
}
.footer a { color: #9FB3CA; }
.footer a:hover { color: #fff; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 48px; }
.footer__logo { height: 62px; width: auto; margin-bottom: 18px; }
.footer__about p { font-size: .93rem; line-height: 1.75; max-width: 320px; }
.footer ul { list-style: none; margin: 0; padding: 0; }
.footer ul li { margin-bottom: 11px; }
.footer__contact li { display: flex; gap: 11px; align-items: flex-start; }
.footer__contact svg { width: 17px; height: 17px; color: var(--orange); flex: none; margin-top: 4px; }

.socials { display: flex; gap: 10px; margin-top: 20px; }
.socials a {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .1); color: #fff;
  transition: background .22s, transform .22s;
}
.socials a:hover { background: var(--orange); transform: translateY(-3px); }
.socials svg { width: 19px; height: 19px; }

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, .1); padding: 22px 0 26px;
  display: flex; flex-wrap: wrap; gap: 12px 26px; justify-content: space-between; align-items: center;
  font-size: .86rem;
}
.footer__bottom ul { display: flex; flex-wrap: wrap; gap: 18px; }
.footer__bottom li { margin: 0; }

/* ---------- 14. Bouton WhatsApp flottant ---------- */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 800;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25D366; color: #fff; display: grid; place-items: center;
  box-shadow: 0 10px 26px rgba(37, 211, 102, .45);
  transition: transform .25s var(--ease);
}
.wa-float:hover { transform: scale(1.08); color: #fff; }
.wa-float svg { width: 30px; height: 30px; }
.wa-float::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  border: 2px solid #25D366; animation: pulse 2.4s infinite;
}
@keyframes pulse { 0% { transform: scale(1); opacity: .8; } 100% { transform: scale(1.6); opacity: 0; } }

/* ---------- 15. Animations à l'apparition ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Image de repli si la photo distante ne charge pas */
.img-fallback {
  background: linear-gradient(135deg, var(--navy-700) 0%, var(--navy-800) 60%, var(--navy-900) 100%) !important;
  position: relative;
}
.img-fallback::after {
  content: "Photo à intégrer";
  position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--font); font-size: .82rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase; color: rgba(255, 255, 255, .55);
}
img.is-broken { visibility: hidden; }

/* ---------- 16. Responsive ---------- */
@media (max-width: 1080px) {
  .nav { display: none; }
  .header__cta { display: none; }
  .burger { display: flex; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 900px) {
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .hero__strip ul { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .split--rev .split__media { order: 0; }
  .split__stamp { right: 12px; bottom: -14px; }
}

@media (max-width: 640px) {
  :root { --header-h: 72px; }
  body { font-size: 16px; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .brand img { height: 44px; }
  .header.is-scrolled .brand img { height: 40px; }
  .hero { min-height: auto; }
  .hero__inner { padding: 66px 0 54px; }
  .hero__strip ul { grid-template-columns: 1fr; gap: 12px; padding: 20px 0; }
  .btn { width: 100%; }
  .btn-row { flex-direction: column; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .wa-float { width: 54px; height: 54px; right: 16px; bottom: 16px; }
  .section { padding: 56px 0; }
}