/* =============================================
   style.css — Feuille de style unique Clim & Chill
   Contient : variables, reset, layout, composants,
              pages, animations et media queries.
   Auteur : Clim & Chill | Version : 2.0
   Palette : Logo Clim & Chill (mai 2026)
============================================= */

/* ══════════════════════════════════════════════
   TABLE DES MATIÈRES
   1.  Variables CSS (Design Tokens)
   2.  Reset & Base
   3.  Layout (container, section)
   4.  Boutons
   5.  Header & Navigation
   6.  Hero – Page d'accueil
   7.  Cards Services
   8.  Why Us / Statistiques
   9.  Galerie Réalisations (aperçu)
   10. Témoignages
   11. CTA Banner
   12. Footer
   13. Page Hero (pages internes)
   14. Détail Service (services.html)
   15. Réalisations (realisations.html)
   16. Formulaires (devis.html / contact.html)
   17. Contact (contact.html)
   18. Animations & Transitions
   19. Media Queries (responsive)
══════════════════════════════════════════════ */

/* ─────────────────────────────────────────────
   1. VARIABLES CSS (Design Tokens)
───────────────────────────────────────────── */
:root {
  /* ── Palette Clim & Chill (extraite du logo) ── */
  --color-blue:         #1B6EC2;   /* Bleu principal — flocon, CTA */
  --color-blue-dark:    #0D4A8C;   /* Bleu foncé — header, footer, fonds */
  --color-blue-light:   #ddeeff;   /* Bleu très clair — fonds sections */
  --color-blue-mid:     #155ea8;   /* Bleu hover — états interactifs */
  --color-blue-pale:    #A8D4F0;   /* Bleu pâle — contour cercle logo, bordures */

  /* Accent dégradé "Chill" (cyan → vert menthe) */
  --color-cyan:         #1BC8D0;   /* Cyan — début dégradé accent */
  --color-mint:         #5FD68A;   /* Vert menthe — fin dégradé accent */
  --gradient-accent:    linear-gradient(135deg, #1BC8D0 0%, #5FD68A 100%);
  --gradient-accent-h:  linear-gradient(90deg,  #1BC8D0 0%, #5FD68A 100%);

  /* Couleurs d'alerte (urgence, erreurs) */
  --color-red:          #e53e3e;
  --color-orange:       #f97316;
  --color-orange-light: #fff3e0;

  /* Gris bleuté neutre */
  --color-gray-border:  #B0BEC5;   /* Gris logo — bordures, séparateurs */
  --color-white:        #ffffff;
  --color-gray-50:      #f4f8fd;   /* Légèrement bleuté vs gris pur */
  --color-gray-100:     #e8f0f8;
  --color-gray-200:     #d0dce8;
  --color-gray-400:     #94a3b8;
  --color-gray-600:     #475569;
  --color-text:         #0D2A4A;   /* Proche bleu foncé logo — lisibilité++ */
  --color-text-muted:   #5a7a9a;   /* Bleu-gris muted — cohérent palette */
  /* Typographie */
  --font-family:    'Inter', system-ui, -apple-system, sans-serif;
  --font-size-sm:   0.875rem;
  --font-size-base: 1rem;
  --font-size-lg:   1.125rem;
  --font-size-xl:   1.25rem;
  --font-size-2xl:  1.5rem;
  --font-size-3xl:  1.875rem;
  --font-size-4xl:  2.25rem;
  --font-size-5xl:  3rem;

  /* Espacements */
  --space-1: 0.25rem;  --space-2: 0.5rem;   --space-3: 0.75rem;
  --space-4: 1rem;     --space-5: 1.25rem;  --space-6: 1.5rem;
  --space-8: 2rem;     --space-10: 2.5rem;  --space-12: 3rem;
  --space-16: 4rem;    --space-20: 5rem;

  /* Rayons */
  --radius-sm: 0.375rem;  --radius-md: 0.75rem;
  --radius-lg: 1rem;      --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Ombres */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.12);

  /* Transitions */
  --t-fast:   150ms ease;
  --t-normal: 250ms ease;

  /* Hauteur header — ajustée pour logo recadré 72px + padding confortable */
  --header-h: 92px;
}
/* ─────────────────────────────────────────────
   2. RESET & BASE
───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: var(--font-size-base); }

/* ─────────────────────────────────────────────
   3. LAYOUT
───────────────────────────────────────────── */
.container { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: var(--space-6); }
.section { padding-block: var(--space-20); }
.section--gray { background: var(--color-gray-50); }
.section__header { text-align: center; margin-bottom: var(--space-12); }
.section__tag {
  display: inline-block; font-size: var(--font-size-sm); font-weight: 600;
  text-transform: uppercase; letter-spacing: .08em; color: var(--color-blue);
  background: var(--color-blue-light); padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full); margin-bottom: var(--space-3);
}
.section__title { font-size: var(--font-size-3xl); font-weight: 800; color: var(--color-blue-dark); line-height: 1.2; margin-bottom: var(--space-4); }
.section__subtitle { font-size: var(--font-size-lg); color: var(--color-text-muted); max-width: 600px; margin-inline: auto; }
.section__footer { text-align: center; margin-top: var(--space-10); }

/* ─────────────────────────────────────────────
   4. BOUTONS
───────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 0.75rem 1.5rem; border-radius: var(--radius-full);
  font-size: var(--font-size-base); font-weight: 600; line-height: 1;
  border: 2px solid transparent; transition: all var(--t-normal); white-space: nowrap;
}
.btn--primary { background: var(--color-blue); color: var(--color-white); border-color: var(--color-blue); }
.btn--primary:hover { background: var(--color-blue-mid); border-color: var(--color-blue-mid); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(27,110,194,.38); }
.btn--secondary { background: transparent; color: var(--color-blue); border-color: var(--color-blue); }
.btn--secondary:hover { background: var(--color-blue); color: var(--color-white); transform: translateY(-2px); }
.btn--outline { background: transparent; color: var(--color-blue-dark); border-color: var(--color-blue-dark); }
.btn--outline:hover { background: var(--color-blue-dark); color: var(--color-white); }
.btn--white { background: var(--color-white); color: var(--color-blue); border-color: var(--color-white); }
.btn--white:hover { background: var(--color-blue-light); transform: translateY(-2px); }
.btn--outline-white { background: transparent; color: var(--color-white); border-color: rgba(255,255,255,.7); }
.btn--outline-white:hover { background: rgba(255,255,255,.15); border-color: var(--color-white); }
.btn--large { padding: 1rem 2rem; font-size: var(--font-size-lg); }
.btn--full { width: 100%; justify-content: center; }

/* ─────────────────────────────────────────────
   5. HEADER & NAVIGATION
───────────────────────────────────────────── */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h); background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-gray-200); transition: box-shadow var(--t-normal);
}
.header.scrolled { box-shadow: var(--shadow-md); }
.header__inner { height: 100%; display: flex; align-items: center; gap: var(--space-8); }
.logo { display: flex; align-items: center; gap: var(--space-2); font-size: var(--font-size-xl); font-weight: 700; color: var(--color-blue-dark); flex-shrink: 0; }
.logo--white { color: var(--color-white); }
.logo__icon { color: var(--color-blue); font-size: 1.4rem; transition: transform .5s ease; }
.logo--white .logo__icon { color: var(--color-white); }
.logo:hover .logo__icon { transform: rotate(90deg); }
.nav { margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: var(--space-2); }
.nav__link { padding: var(--space-2) var(--space-4); font-weight: 500; font-size: .95rem; color: var(--color-gray-600); border-radius: var(--radius-full); transition: all var(--t-fast); }
.nav__link:hover, .nav__link.active { color: var(--color-blue); background: var(--color-blue-light); }
.header__cta { margin-left: var(--space-4); }
.burger { display: none; flex-direction: column; gap: 5px; padding: var(--space-2); margin-left: auto; }
.burger span { display: block; width: 24px; height: 2px; background: var(--color-blue-dark); border-radius: 2px; transition: all var(--t-normal); }
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  display: none; position: fixed; inset: var(--header-h) 0 0 0;
  background: var(--color-white); z-index: 999; padding: var(--space-8) var(--space-6);
  overflow-y: auto; transform: translateX(100%); transition: transform var(--t-normal);
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu__list { display: flex; flex-direction: column; gap: var(--space-2); }
.mobile-menu__link { display: block; padding: var(--space-4); font-size: var(--font-size-lg); font-weight: 500; color: var(--color-blue-dark); border-radius: var(--radius-md); transition: background var(--t-fast); }
.mobile-menu__link:hover { background: var(--color-gray-100); }
.mobile-menu__cta { margin-top: var(--space-4); text-align: center; justify-content: center; }

/* ─────────────────────────────────────────────
   6. HERO
───────────────────────────────────────────── */
.hero {
  position: relative; min-height: 100vh; display: flex; flex-direction: column;
  justify-content: center; padding-top: var(--header-h); overflow: hidden;
  background: linear-gradient(135deg, var(--color-blue-dark) 0%, #0d3a6e 50%, #1a5fa8 100%);
}
.hero__background {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at 70% 50%, rgba(27,200,208,.20) 0%, transparent 60%),
              radial-gradient(ellipse at 10% 80%, rgba(95,214,138,.10) 0%, transparent 50%);
}
.hero__content { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-16); align-items: center; padding-block: var(--space-20); }
.hero__text { color: var(--color-white); }
.badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.3);
  color: var(--color-white); padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full); font-size: var(--font-size-sm); font-weight: 600;
  margin-bottom: var(--space-5); backdrop-filter: blur(8px);
}
.hero__title { font-size: var(--font-size-5xl); font-weight: 800; line-height: 1.1; color: var(--color-white); margin-bottom: var(--space-5); letter-spacing: -.02em; }
.hero__subtitle { font-size: var(--font-size-lg); color: rgba(255,255,255,.8); margin-bottom: var(--space-8); max-width: 500px; }
.hero__actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.hero__visual { display: flex; justify-content: center; align-items: center; }
.hero__img-placeholder {
  width: 420px; height: 420px; max-width: 100%; border-radius: var(--radius-xl);
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 8rem; color: rgba(255,255,255,.3); backdrop-filter: blur(8px);
}
.hero__trust { position: relative; display: grid; grid-template-columns: repeat(4,1fr); gap: var(--space-4); padding-top: var(--space-6); padding-bottom: var(--space-10); border-top: 1px solid rgba(255,255,255,.1); }
.trust-item { display: flex; align-items: center; gap: var(--space-3); color: rgba(255,255,255,.9); font-size: var(--font-size-sm); font-weight: 500; }
.trust-item i { font-size: 1.4rem; color: var(--color-blue); background: rgba(255,255,255,.1); padding: var(--space-2); border-radius: var(--radius-sm); }

/* ─────────────────────────────────────────────
   7. CARDS SERVICES
───────────────────────────────────────────── */
.cards-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: var(--space-6); }
.card { background: var(--color-white); border: 1px solid var(--color-gray-200); border-radius: var(--radius-lg); padding: var(--space-8); transition: all var(--t-normal); position: relative; overflow: hidden; }
.card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--color-blue); transform: scaleX(0); transform-origin: left; transition: transform var(--t-normal); }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }
.card__icon { width: 56px; height: 56px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: var(--space-5); }
.card__icon--blue   { background: var(--color-blue-light); color: var(--color-blue); }
.card__icon--orange { background: var(--color-orange-light); color: var(--color-orange); }
.card__icon--red    { background: #fff0f0; color: var(--color-red); }
.card__title { font-size: var(--font-size-xl); font-weight: 700; color: var(--color-blue-dark); margin-bottom: var(--space-3); }
.card__text  { font-size: var(--font-size-sm); color: var(--color-text-muted); line-height: 1.7; margin-bottom: var(--space-5); }
.card__link  { display: inline-flex; align-items: center; gap: var(--space-2); font-size: var(--font-size-sm); font-weight: 600; color: var(--color-blue); transition: gap var(--t-fast); }
.card__link:hover { gap: var(--space-3); }

/* ─────────────────────────────────────────────
   8. WHY US / STATISTIQUES
───────────────────────────────────────────── */
.why-us__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-16); align-items: center; }
.why-us__list { display: flex; flex-direction: column; gap: var(--space-6); margin-bottom: var(--space-8); }
.why-us__list li { display: flex; gap: var(--space-4); align-items: flex-start; }
.why-us__list li i { color: var(--color-blue); font-size: 1.25rem; margin-top: 2px; flex-shrink: 0; }
.why-us__list strong { display: block; font-size: var(--font-size-lg); color: var(--color-blue-dark); margin-bottom: var(--space-1); }
.why-us__list p { color: var(--color-text-muted); font-size: var(--font-size-sm); }
.why-us__stats { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.stat-box { background: var(--color-white); border-radius: var(--radius-lg); padding: var(--space-8); text-align: center; box-shadow: var(--shadow-md); }
.stat-box__number { display: block; font-size: var(--font-size-4xl); font-weight: 800; color: var(--color-blue); line-height: 1; margin-bottom: var(--space-2); }
.stat-box__label  { font-size: var(--font-size-sm); color: var(--color-text-muted); font-weight: 500; }

/* ─────────────────────────────────────────────
   9. GALERIE & 10. TÉMOIGNAGES
───────────────────────────────────────────── */
.gallery-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: var(--space-4); }
.gallery-item { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/3; cursor: pointer; transition: transform var(--t-normal); position: relative; }
.gallery-item:hover { transform: scale(1.02); }
.gallery-item a { display: block; width: 100%; height: 100%; position: relative; }
.gallery-item__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.gallery-item:hover .gallery-item__photo { transform: scale(1.06); }
.gallery-item__caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(10,30,60,.75));
  color: #fff;
  font-size: .8rem;
  font-weight: 600;
  padding: .6rem .75rem;
  letter-spacing: .02em;
}
.gallery-item__placeholder { width: 100%; height: 100%; background: linear-gradient(135deg,var(--color-blue-light),var(--color-gray-100)); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-3); color: var(--color-gray-400); font-size: var(--font-size-sm); font-weight: 500; }
.gallery-item__placeholder i { font-size: 2.5rem; }
.testimonials__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-6); }
.testimonial-card { background: var(--color-white); border-radius: var(--radius-lg); padding: var(--space-8); box-shadow: var(--shadow-md); border: 1px solid var(--color-gray-200); }
.testimonial-card__stars { color: #f59e0b; font-size: 1rem; margin-bottom: var(--space-4); display: flex; gap: 3px; }
.testimonial-card p { color: var(--color-text-muted); font-style: italic; line-height: 1.7; margin-bottom: var(--space-5); }
.testimonial-card footer { font-size: var(--font-size-sm); color: var(--color-text-muted); }
.testimonial-card footer strong { display: block; font-weight: 700; color: var(--color-blue-dark); }

/* ─────────────────────────────────────────────
   11. CTA BANNER
───────────────────────────────────────────── */
.cta-banner { background: linear-gradient(135deg, var(--color-blue-dark) 0%, var(--color-blue) 100%); padding-block: var(--space-16); }
.cta-banner__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-8); }
.cta-banner__text h2 { font-size: var(--font-size-3xl); font-weight: 800; color: var(--color-white); margin-bottom: var(--space-2); }
.cta-banner__text p  { color: rgba(255,255,255,.8); font-size: var(--font-size-lg); }
.cta-banner__actions { display: flex; gap: var(--space-4); flex-shrink: 0; flex-wrap: wrap; }

/* ─────────────────────────────────────────────
   12. FOOTER
───────────────────────────────────────────── */
.footer { background: var(--color-blue-dark); color: rgba(255,255,255,.75); }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: var(--space-10); padding-block: var(--space-16); }
.footer__brand p { font-size: var(--font-size-sm); color: rgba(255,255,255,.6); margin-top: var(--space-4); line-height: 1.7; }
.footer__social { display: flex; gap: var(--space-3); margin-top: var(--space-5); }
.footer__social a { width: 38px; height: 38px; border-radius: var(--radius-full); background: rgba(255,255,255,.1); color: var(--color-white); display: flex; align-items: center; justify-content: center; font-size: .9rem; transition: background var(--t-fast); }
.footer__social a:hover { background: var(--color-blue); }
.footer__nav h3, .footer__services h3, .footer__contact h3 { font-size: var(--font-size-base); font-weight: 700; color: var(--color-white); margin-bottom: var(--space-5); }
.footer__nav ul li, .footer__services ul li { margin-bottom: var(--space-3); }
.footer__nav a, .footer__services a { font-size: var(--font-size-sm); color: rgba(255,255,255,.65); transition: color var(--t-fast); }
.footer__nav a:hover, .footer__services a:hover { color: var(--color-white); }
.footer__contact ul li { display: flex; align-items: flex-start; gap: var(--space-3); font-size: var(--font-size-sm); color: rgba(255,255,255,.65); margin-bottom: var(--space-4); }
.footer__contact i { color: var(--color-blue); margin-top: 2px; flex-shrink: 0; }
.footer__contact a { color: rgba(255,255,255,.65); transition: color var(--t-fast); }
.footer__contact a:hover { color: var(--color-white); }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.1); }
.footer__bottom-inner { display: flex; align-items: center; justify-content: space-between; padding-block: var(--space-5); font-size: var(--font-size-sm); }
.footer__bottom-inner ul { display: flex; gap: var(--space-6); }
.footer__bottom-inner a { color: rgba(255,255,255,.5); transition: color var(--t-fast); }
.footer__bottom-inner a:hover { color: var(--color-white); }

/* ─────────────────────────────────────────────
   13. PAGE HERO (pages internes)
───────────────────────────────────────────── */
.page-hero { background: linear-gradient(135deg,var(--color-blue-dark),#1a5fa8); padding-top: calc(var(--header-h) + var(--space-12)); padding-bottom: var(--space-12); color: var(--color-white); }
.page-hero__title    { font-size: var(--font-size-4xl); font-weight: 800; margin-bottom: var(--space-3); }
.page-hero__subtitle { font-size: var(--font-size-lg); color: rgba(255,255,255,.8); max-width: 600px; }
.breadcrumb { display: flex; gap: var(--space-2); align-items: center; margin-bottom: var(--space-4); font-size: var(--font-size-sm); }
.breadcrumb li { color: rgba(255,255,255,.65); }
.breadcrumb li:not(:last-child)::after { content: '/'; margin-left: var(--space-2); color: rgba(255,255,255,.4); }
.breadcrumb a { color: rgba(255,255,255,.65); transition: color var(--t-fast); }
.breadcrumb a:hover { color: var(--color-white); }

/* ─────────────────────────────────────────────
   14. DÉTAIL SERVICE
───────────────────────────────────────────── */
.service-detail__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-16); align-items: center; }
.service-detail__grid--reverse { direction: rtl; }
.service-detail__grid--reverse > * { direction: ltr; }
.service-detail__icon { width: 64px; height: 64px; border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; font-size: 1.75rem; margin-bottom: var(--space-5); }
.service-detail__icon--blue   { background: var(--color-blue-light); color: var(--color-blue); }
.service-detail__icon--orange { background: var(--color-orange-light); color: var(--color-orange); }
.service-detail__icon--red    { background: #fff0f0; color: var(--color-red); }
.service-detail__content h2 { font-size: var(--font-size-3xl); font-weight: 800; color: var(--color-blue-dark); margin-bottom: var(--space-4); }
.service-detail__content p  { color: var(--color-text-muted); line-height: 1.8; margin-bottom: var(--space-4); }
.service-detail__features { margin-block: var(--space-6); }
.service-detail__features li { display: flex; align-items: center; gap: var(--space-3); padding-block: var(--space-2); color: var(--color-text-muted); font-size: var(--font-size-sm); border-bottom: 1px solid var(--color-gray-100); }
.service-detail__features i { color: var(--color-blue); flex-shrink: 0; }
/*
 * ── Placeholders services — préparation pour photos réelles ──────────────
 * POUR REMPLACER UN PLACEHOLDER PAR UNE VRAIE PHOTO :
 *
 * Dans le HTML, remplacez la div.service-detail__img-placeholder par :
 *   <img src="images/services/nom-du-service.jpg"
 *        alt="Description de l'image"
 *        class="service-detail__photo"
 *        width="800" height="600"
 *        loading="lazy" />
 *
 * Dimensions recommandées : 800×600px (ratio 4/3) ou 1280×720px (16/9)
 * Format recommandé : WebP avec fallback JPG
 * ─────────────────────────────────────────────────────────────────────── */
.service-detail__photo {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius-xl);
  display: block;
}

.service-detail__img-placeholder { aspect-ratio: 4/3; border-radius: var(--radius-xl); background: linear-gradient(135deg,var(--color-blue-light),var(--color-gray-100)); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-4); font-size: 5rem; color: var(--color-blue); }
.service-detail__img-placeholder--orange { background: var(--color-orange-light); color: var(--color-orange); }
.service-detail__img-placeholder--red    { background: #fff0f0; color: var(--color-red); }
.service-detail__img-placeholder span    { font-size: var(--font-size-base); font-weight: 600; color: var(--color-gray-600); }

/* ─────────────────────────────────────────────
   15. RÉALISATIONS
───────────────────────────────────────────── */
.filter-bar { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-10); }
.filter-btn { padding: var(--space-2) var(--space-5); border-radius: var(--radius-full); font-size: var(--font-size-sm); font-weight: 600; border: 2px solid var(--color-gray-200); color: var(--color-gray-600); background: var(--color-white); transition: all var(--t-fast); }
.filter-btn:hover, .filter-btn.active { border-color: var(--color-blue); color: var(--color-blue); background: var(--color-blue-light); }
.realisations-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-6); }
.realisation-card { background: var(--color-white); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--color-gray-200); transition: all var(--t-normal); }
.realisation-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.realisation-card.hidden { display: none; }
.realisation-card__img { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.realisation-card__placeholder { width: 100%; height: 100%; background: linear-gradient(135deg,var(--color-blue-light),var(--color-gray-100)); display: flex; align-items: center; justify-content: center; font-size: 3rem; color: var(--color-gray-400); }
.realisation-card__tag { position: absolute; top: var(--space-3); left: var(--space-3); padding: var(--space-1) var(--space-3); border-radius: var(--radius-full); font-size: .75rem; font-weight: 700; background: var(--color-blue); color: var(--color-white); }
.realisation-card__tag--orange { background: var(--color-orange); }
.realisation-card__tag--red    { background: var(--color-red); }
.realisation-card__body { padding: var(--space-6); }
.realisation-card__body h3 { font-size: var(--font-size-lg); font-weight: 700; color: var(--color-blue-dark); margin-bottom: var(--space-3); }
.realisation-card__body p  { font-size: var(--font-size-sm); color: var(--color-text-muted); margin-bottom: var(--space-4); }
.realisation-card__body ul li { display: flex; align-items: center; gap: var(--space-2); font-size: var(--font-size-sm); color: var(--color-text-muted); margin-bottom: var(--space-2); }
.realisation-card__body i { color: var(--color-blue); font-size: .8rem; }

/* ─────────────────────────────────────────────
   16. FORMULAIRES
───────────────────────────────────────────── */
.devis-layout, .contact-layout { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-10); align-items: start; }
.form-fieldset { border: 1px solid var(--color-gray-200); border-radius: var(--radius-lg); padding: var(--space-8); margin-bottom: var(--space-6); }
.form-fieldset legend { font-size: var(--font-size-lg); font-weight: 700; color: var(--color-blue-dark); padding-inline: var(--space-2); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
.form-group { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-5); }
.form-group label { font-size: var(--font-size-sm); font-weight: 600; color: var(--color-blue-dark); }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(27,110,194,.18);
}
.form-group input.error,
.form-group select.error,
.form-group textarea.error { border-color: var(--color-red); }

.form-error { font-size: var(--font-size-sm); color: var(--color-red); min-height: 1.2em; }

/* Checkbox RGPD */
.form-group--checkbox { margin-top: var(--space-6); }
.checkbox-label {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  cursor: pointer;
}
.checkbox-label input { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; accent-color: var(--color-blue); }
.checkbox-label a { color: var(--color-blue); text-decoration: underline; }

/* Message de succès */
.form-success {
  background: #f0fdf4;
  border: 1.5px solid #22c55e;
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  margin-bottom: var(--space-6);
}
.form-success i  { font-size: 3rem; color: #22c55e; margin-bottom: var(--space-4); display: block; }
.form-success h3 { font-size: var(--font-size-xl); color: var(--color-blue-dark); margin-bottom: var(--space-2); }
.form-success p  { color: var(--color-text-muted); }

/* Sidebar devis */
.sidebar-box {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-4);
}
.sidebar-box h3 {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-blue-dark);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.sidebar-box h3 i { color: var(--color-blue); }
.sidebar-box p    { font-size: var(--font-size-sm); color: var(--color-text-muted); }
.sidebar-box--highlight            { background: var(--color-blue-dark); }
.sidebar-box--highlight h3         { color: var(--color-white); }
.sidebar-box--highlight h3 i       { color: var(--color-white); }
.sidebar-box--highlight p          { color: rgba(255,255,255,.7); margin-bottom: var(--space-4); }

/* ─────────────────────────────────────────────
   17. CONTACT (contact.html)
───────────────────────────────────────────── */
.contact-info h2 {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-blue-dark);
  margin-bottom: var(--space-8);
}

.contact-info__item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-gray-200);
}
.contact-info__item:last-of-type { border-bottom: none; }

.contact-info__icon {
  width: 44px;
  height: 44px;
  background: var(--color-blue-light);
  color: var(--color-blue);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-info__item > div    { display: flex; flex-direction: column; gap: 4px; }
.contact-info__item strong   { font-weight: 700; color: var(--color-blue-dark); }
.contact-info__item a,
.contact-info__item span     { font-size: var(--font-size-sm); color: var(--color-text-muted); }
.contact-info__item a:hover  { color: var(--color-blue); }

.contact-info__social h3 {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-blue-dark);
  margin-bottom: var(--space-3);
  margin-top: var(--space-4);
}
.contact-info .footer__social a               { background: var(--color-gray-100); color: var(--color-blue-dark); }
.contact-info .footer__social a:hover         { background: var(--color-blue); color: var(--color-white); }

/* Carte Google Maps placeholder */
.map-section { height: 400px; }
.map-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-blue-light), var(--color-gray-100));
  display: flex;
  align-items: center;
  justify-content: center;
}
.map-placeholder__inner { text-align: center; }
.map-placeholder__inner i     { font-size: 4rem; color: var(--color-blue); margin-bottom: var(--space-4); display: block; }
.map-placeholder__inner p     { font-size: var(--font-size-lg); font-weight: 600; color: var(--color-blue-dark); margin-bottom: var(--space-6); }
.map-placeholder__inner small { font-weight: 400; color: var(--color-text-muted); display: block; }

/* ─────────────────────────────────────────────
   18. ANIMATIONS & TRANSITIONS
───────────────────────────────────────────── */

/* Keyframes */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}
@keyframes pulseBlue {
  0%, 100% { box-shadow: 0 0 0 0   rgba(27,110,194,.4); }
  50%      { box-shadow: 0 0 0 12px rgba(27,110,194,0);  }
}

/* État initial — masqués avant d'entrer dans le viewport */
.fade-in-up    { opacity: 0; transform: translateY(30px);  transition: opacity .6s ease, transform .6s ease; }
.fade-in-left  { opacity: 0; transform: translateX(-30px); transition: opacity .6s ease, transform .6s ease; }
.fade-in-right { opacity: 0; transform: translateX(30px);  transition: opacity .6s ease, transform .6s ease; }

/* État visible — classe ajoutée par JS (IntersectionObserver) */
.fade-in-up.visible,
.fade-in-left.visible,
.fade-in-right.visible { opacity: 1; transform: translate(0, 0); }

/* Délais de cascade pour les grilles (enfants nth-child) */
.fade-in-up:nth-child(1) { transition-delay: 0ms;   }
.fade-in-up:nth-child(2) { transition-delay: 100ms; }
.fade-in-up:nth-child(3) { transition-delay: 200ms; }
.fade-in-up:nth-child(4) { transition-delay: 300ms; }

/* Flottement de l'icône hero */
.hero__img-placeholder i { animation: floatY 4s ease-in-out infinite; }

/* Pulsation optionnelle sur un bouton CTA */
.btn--pulse { animation: pulseBlue 2s ease-in-out infinite; }

/* Rotation du flocon logo au survol */
.logo__icon { transition: transform .5s ease; }
.logo:hover .logo__icon { transform: rotate(90deg); }

/* ─────────────────────────────────────────────
   19. MEDIA QUERIES (responsive)
   Breakpoints :
     xl  ≤ 1200px
     lg  ≤ 1024px
     md  ≤  768px
     sm  ≤  480px
───────────────────────────────────────────── */

/* ── XL : ≤ 1200px ───────────────────────── */
@media (max-width: 1200px) {
  .cards-grid         { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid       { grid-template-columns: repeat(2, 1fr); }
  .testimonials__grid { grid-template-columns: repeat(2, 1fr); }
  .hero__title        { font-size: var(--font-size-4xl); }
  .hero__img-placeholder { width: 340px; height: 340px; }
  .footer__grid       { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
}

/* ── LG : ≤ 1024px ───────────────────────── */
@media (max-width: 1024px) {
  /* Header */
  .nav, .header__cta { display: none; }
  .burger            { display: flex; }
  .mobile-menu       { display: block; }

  /* Hero */
  .hero__content  { grid-template-columns: 1fr; text-align: center; padding-block: var(--space-16); }
  .hero__visual   { display: flex; justify-content: center; margin-top: var(--space-8); }
  .hero__photo    { max-height: 340px; width: 100%; border-radius: var(--radius-xl); }
  .hero__subtitle { max-width: 100%; }
  .hero__actions  { justify-content: center; }
  .hero__trust    { grid-template-columns: repeat(2, 1fr); }

  /* Why us */
  .why-us__grid  { grid-template-columns: 1fr; gap: var(--space-10); }
  .why-us__stats { grid-template-columns: repeat(4, 1fr); }

  /* Services détail */
  .service-detail__grid            { grid-template-columns: 1fr; gap: var(--space-8); }
  .service-detail__grid--reverse   { direction: ltr; }
  .service-detail__img-placeholder { aspect-ratio: 16/9; font-size: 3rem; }

  /* Formulaires */
  .devis-layout, .contact-layout { grid-template-columns: 1fr; }

  /* CTA Banner */
  .cta-banner__inner   { flex-direction: column; text-align: center; }
  .cta-banner__actions { justify-content: center; }

  /* Réalisations */
  .realisations-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── MD : ≤ 768px ────────────────────────── */
@media (max-width: 768px) {
  :root { --header-h: 72px; }

  /* Logo réduit sur mobile — proportionnel au header */
  .header .logo-img { height: 52px; }

  .hero__title, .page-hero__title  { font-size: var(--font-size-3xl); }
  .section__title                  { font-size: var(--font-size-2xl); }
  .cta-banner__text h2             { font-size: var(--font-size-2xl); }

  /* Photo hero : hauteur maîtrisée sur mobile */
  .hero__photo { max-height: 240px; }

  .hero__trust    { grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
  .cards-grid     { grid-template-columns: 1fr; }
  .testimonials__grid              { grid-template-columns: 1fr; }
  .gallery-grid                    { grid-template-columns: repeat(2, 1fr); }
  .realisations-grid               { grid-template-columns: 1fr; }
  .why-us__stats                   { grid-template-columns: repeat(2, 1fr); }

  .form-row { grid-template-columns: 1fr; }

  .footer__grid         { grid-template-columns: 1fr; gap: var(--space-8); }
  .footer__bottom-inner { flex-direction: column; gap: var(--space-3); text-align: center; }

  .section { padding-block: var(--space-12); }

  .hero__actions      { flex-direction: column; align-items: center; }
  .hero__actions .btn { width: 100%; max-width: 320px; justify-content: center; }

  /* Bouton galerie modale pleine largeur sur mobile */
  .realisation-card__body .btn--sm { width: 100%; justify-content: center; }
}

/* ── SM : ≤ 480px ────────────────────────── */
@media (max-width: 480px) {
  .container    { padding-inline: var(--space-4); }
  .hero__title  { font-size: var(--font-size-2xl); }

  .gallery-grid  { grid-template-columns: 1fr; }
  .why-us__stats { grid-template-columns: 1fr 1fr; }

  .filter-bar { gap: var(--space-2); }
  .filter-btn { font-size: .8rem; padding: var(--space-2) var(--space-3); }

  .form-fieldset { padding: var(--space-5); }

  .cta-banner__actions         { flex-direction: column; width: 100%; }
  .cta-banner__actions .btn    { width: 100%; justify-content: center; }

  .section__title { font-size: var(--font-size-xl); }
  .breadcrumb     { font-size: .75rem; }
}

/* ── Préférence : réduire les animations ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms        !important;
    animation-iteration-count: 1      !important;
    transition-duration: 0.01ms       !important;
    scroll-behavior: auto             !important;
  }
  .fade-in-up,
  .fade-in-left,
  .fade-in-right { opacity: 1; transform: none; }
}

/* ─────────────────────────────────────────────
   20. CLASSES CONTENEURS MANQUANTES
   Sélecteurs présents dans le HTML mais sans
   styles dédiés — définis ici comme conteneurs
   neutres sans impact sur le design existant.
───────────────────────────────────────────── */

/* Logo — texte du nom */
.logo__text { display: inline; }

/* Page hero — wrapper de contenu */
.page-hero__content { position: relative; }

/* index.html — sections sémantiques */
.services-preview   { /* conteneur de section, styles hérités de .section */ }
.realisations-preview { /* conteneur de section, styles hérités de .section */ }
.testimonials       { /* conteneur de section, styles hérités de .section */ }
.why-us             { /* conteneur de section, styles hérités de .section */ }
.why-us__content    { display: flex; flex-direction: column; }

/* services.html — sections de détail */
.service-detail     { /* conteneur de section, styles hérités de .section */ }

/* realisations.html — section galerie filtrée */
.realisations-gallery { /* conteneur de section, styles hérités de .section */ }

/* devis.html — wrappers formulaire et sidebar */
.devis-section      { /* conteneur de section, styles hérités de .section */ }
.devis-form-wrapper { min-width: 0; }
.devis-form         { display: block; }
.devis-sidebar      { display: flex; flex-direction: column; }

/* contact.html — wrappers formulaire */
.contact-section      { /* conteneur de section, styles hérités de .section */ }
.contact-form-wrapper { min-width: 0; }
.contact-form         { display: block; }

/* ═══════════════════════════════════════════════
   21. IDENTITÉ GRAPHIQUE — Clim & Chill
   Override ciblés pour appliquer la palette
   issue du logo. Toutes les règles utilisent
   exclusivement les variables :root de la
   section 1. Aucun doublon de layout.
═══════════════════════════════════════════════ */

/* ── Logo image ──────────────────────────────── */
/* Taille augmentée pour une meilleure présence visuelle */
.logo-img {
  height: 72px;          /* Header desktop — logo recadré 688x576px */
  width: auto;
  display: block;
  object-fit: contain;
  transition: opacity var(--t-fast);
}
.logo-img:hover { opacity: .88; }

/* Logo footer — plus grand pour affirmer l'identité de marque */
.footer .logo-img {
  height: 88px;
}

.logo--white .logo-img {
  /* Fond transparent — mix-blend-mode pour intégration propre sur fond sombre */
  mix-blend-mode: normal;
}

/* ── Header ──────────────────────────────────── */
/* Liseré accent cyan→menthe en bas du header */
.header {
  border-bottom: none;
  box-shadow: 0 1px 0 0 var(--color-gray-200),
              0 3px 0 0 transparent;
}
.header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-accent-h);
  opacity: .7;
}
.header.scrolled {
  box-shadow: var(--shadow-md);
}

/* ── Badge hero ──────────────────────────────── */
/* Accent cyan discret au lieu du blanc semi-transparent */
.badge {
  background: rgba(27, 200, 208, .18);
  border-color: rgba(27, 200, 208, .45);
  color: var(--color-white);
}

/* ── Section tag ─────────────────────────────── */
/* Fond dégradé très léger cyan→menthe */
.section__tag {
  background: linear-gradient(90deg,
    rgba(27, 200, 208, .12) 0%,
    rgba(95, 214, 138, .12) 100%);
  border: 1px solid rgba(27, 200, 208, .28);
  color: #0a8a91;  /* Cyan foncé — bon contraste sur blanc */
}

/* ── Hero — gradient aligné palette logo ────── */
.hero {
  background: linear-gradient(
    150deg,
    var(--color-blue-dark)  0%,
    #0e3d7a                45%,
    var(--color-blue)      100%
  );
}
/* Remplacement de la tache orange par un reflet cyan */
.hero__background {
  background:
    radial-gradient(ellipse at 70% 40%,
      rgba(27, 200, 208, .18) 0%, transparent 55%),
    radial-gradient(ellipse at 15% 75%,
      rgba(95, 214, 138, .10) 0%, transparent 50%);
}
/* Liseré accent en bas du hero */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: var(--gradient-accent-h);
  pointer-events: none;
}
/* Icônes trust — cyan au lieu de bleu */
.trust-item i {
  color: var(--color-cyan);
  background: rgba(27, 200, 208, .18);
}

/* ── Boutons ─────────────────────────────────── */
/* Bouton primaire — dégradé bleu logo + ombre renforcée */
.btn--primary {
  background: linear-gradient(135deg,
    var(--color-blue)      0%,
    var(--color-blue-dark) 100%);
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(27, 110, 194, .28);
}
.btn--primary:hover {
  background: linear-gradient(135deg,
    var(--color-blue-mid)  0%,
    #0a3d72                100%);
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(27, 110, 194, .42);
  transform: translateY(-2px);
}
/* Bouton secondaire — contour bleu logo */
.btn--secondary {
  border-color: var(--color-blue);
  color: var(--color-blue);
}
.btn--secondary:hover {
  background: var(--color-blue);
  box-shadow: 0 6px 18px rgba(27, 110, 194, .28);
}
/* Bouton outline sombre */
.btn--outline {
  border-color: var(--color-blue-dark);
  color: var(--color-blue-dark);
}
.btn--outline:hover {
  background: var(--color-blue-dark);
  box-shadow: 0 6px 18px rgba(13, 74, 140, .28);
}

/* ── Cards ───────────────────────────────────── */
/* Liseré top dégradé au lieu de bleu uni */
.card::before {
  background: var(--gradient-accent-h);
}
/* Ombre au hover plus prononcée */
.card:hover {
  box-shadow: 0 12px 36px rgba(27, 110, 194, .16);
}
/* Icônes de card — utilise les couleurs logo */
.card__icon--blue {
  background: rgba(27, 110, 194, .1);
  color: var(--color-blue);
}
/* card__icon--orange réutilisé pour le cyan (dépannage/fuite) */
.card__icon--orange {
  background: rgba(27, 200, 208, .12);
  color: var(--color-cyan);
}

/* ── Stat boxes ──────────────────────────────── */
.stat-box {
  border-top: 3px solid transparent;
  border-image: var(--gradient-accent-h) 1;
  transition: transform var(--t-normal), box-shadow var(--t-normal);
}
.stat-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(27, 110, 194, .14);
}
.stat-box__number { color: var(--color-blue); }

/* ── Why-us check icons — cyan ───────────────── */
.why-us__list li i { color: var(--color-cyan); }

/* ── Témoignages — étoiles cyan ──────────────── */
.testimonial-card__stars { color: var(--color-cyan); }

/* Source Google sous les témoignages */
.testimonial-card__source {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .78rem;
  color: #5f6368;
  margin-top: .25rem;
}
.testimonial-card__source i {
  color: #4285F4;
  font-size: .85rem;
}
.testimonial-card footer {
  display: flex;
  flex-direction: column;
  gap: .1rem;
}

/* ── CTA Banner — gradient palette logo ─────── */
.cta-banner {
  background: linear-gradient(
    135deg,
    var(--color-blue-dark) 0%,
    #0e3d7a               50%,
    var(--color-blue)     100%
  );
  position: relative;
  overflow: hidden;
}
/* Liseré accent en haut */
.cta-banner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-accent-h);
  pointer-events: none;
}

/* ── Footer — liseré accent ──────────────────── */
.footer { position: relative; }
.footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-accent-h);
}
/* Hover réseaux sociaux — cyan */
.footer__social a:hover { background: var(--color-cyan); }

/* ── Page hero interne — gradient palette ────── */
.page-hero {
  background: linear-gradient(
    135deg,
    var(--color-blue-dark) 0%,
    #0e3d7a               55%,
    var(--color-blue)     100%
  );
  position: relative;
}
/* Liseré accent en bas */
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-accent-h);
  pointer-events: none;
}

/* ── Icônes de service — palette logo ────────── */
.service-detail__icon--blue {
  background: rgba(27, 110, 194, .1);
  color: var(--color-blue);
}
.service-detail__icon--orange {
  background: rgba(27, 200, 208, .12);
  color: var(--color-cyan);
}

/* ── Tags de réalisation ─────────────────────── */
.realisation-card__tag         { background: var(--color-blue); }
.realisation-card__tag--orange { background: var(--color-cyan); }

/* ── Boutons de filtre ───────────────────────── */
.filter-btn:hover,
.filter-btn.active {
  border-color: var(--color-cyan);
  color: #0a8a91;
  background: rgba(27, 200, 208, .1);
}

/* ── Focus visible — accessibilité ──────────── */
:focus-visible {
  outline: 3px solid var(--color-cyan);
  outline-offset: 3px;
}

/* ── Scroll progress bar — dégradé accent ────── */
#scroll-progress {
  background: var(--gradient-accent-h) !important;
}

/* ── Liens de navigation mobile — hover accent ── */
.mobile-menu__link:hover {
  background: var(--color-gray-100);
  color: var(--color-blue);
}

/* ── Section --gray — teinte légèrement bleutée ─ */
.section--gray { background: var(--color-gray-50); }

/* ==============================================
   23. ZONES D'INTERVENTION (SEO local)
   ============================================= */

.zones__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.zone-card {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: .85rem 1rem;
  transition: border-color .25s, box-shadow .25s, transform .25s;
}
.zone-card:hover {
  border-color: var(--color-blue);
  box-shadow: 0 4px 16px rgba(27,110,194,.12);
  transform: translateY(-2px);
}
.zone-card i {
  color: var(--color-blue);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.zone-card div {
  display: flex;
  flex-direction: column;
  gap: .1rem;
}
.zone-card strong {
  font-size: .92rem;
  font-weight: 600;
  color: var(--color-gray-900);
  line-height: 1.2;
}
.zone-card span {
  font-size: .78rem;
  color: var(--color-gray-500);
}

/* Note bas de section */
.zones__note {
  text-align: center;
  font-size: .9rem;
  color: var(--color-gray-600);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  flex-wrap: wrap;
}
.zones__note i { color: var(--color-cyan); }
.zones__note a {
  color: var(--color-blue);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.zones__note a:hover { color: var(--color-blue-dark); }

@media (max-width: 480px) {
  .zones__grid { grid-template-columns: 1fr 1fr; }
}

/* ==============================================
   23. GALERIE MODALE – Réalisations
   ============================================= */

/* Overlay au survol de la photo de carte */
.realisation-card__img { cursor: pointer; }

.realisation-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(11, 37, 75, .55);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  color: #fff;
  opacity: 0;
  transition: opacity .3s ease;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.realisation-card__overlay i  { font-size: 2rem; }
.realisation-card__overlay span { font-size: .9rem; font-weight: 600; letter-spacing: .03em; }
.realisation-card__img:hover .realisation-card__overlay,
.realisation-card__img:focus .realisation-card__overlay { opacity: 1; }

/* Bouton "Voir les photos" dans le body de la carte */
.btn--sm {
  padding: .45rem 1rem;
  font-size: .85rem;
  margin-top: .75rem;
}

/* ── Modale ──────────────────────────────────── */
.gallery-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gallery-modal[hidden] { display: none; }

.gallery-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 18, 40, .82);
  backdrop-filter: blur(4px);
}

.gallery-modal__box {
  position: relative;
  z-index: 1;
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 2rem;
  max-width: 860px;
  width: calc(100% - 2rem);
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: 0 30px 80px rgba(0,0,0,.4);
  outline: none;
}

/* Fermer */
.gallery-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.2rem;
  height: 2.2rem;
  border: none;
  border-radius: 50%;
  background: var(--color-gray-100);
  color: var(--color-gray-700);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s, color .2s;
}
.gallery-modal__close:hover { background: var(--color-blue); color: #fff; }

/* Titre */
.gallery-modal__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-blue-dark);
  margin-bottom: 1.25rem;
  padding-right: 2.5rem;
}

/* Photo principale + flèches */
.gallery-modal__main {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: .75rem;
}
.gallery-modal__img {
  width: 100%;
  max-height: 480px;
  object-fit: contain;
  display: block;
}

/* Flèches nav */
.gallery-modal__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,.9);
  border: none;
  border-radius: 50%;
  width: 2.6rem;
  height: 2.6rem;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0,0,0,.15);
  transition: background .2s, color .2s;
  z-index: 2;
}
.gallery-modal__nav:hover { background: var(--color-blue); color: #fff; }
.gallery-modal__nav--prev { left: .75rem; }
.gallery-modal__nav--next { right: .75rem; }

/* Compteur */
.gallery-modal__counter {
  text-align: center;
  font-size: .82rem;
  color: var(--color-gray-500);
  margin-bottom: .75rem;
}

/* Miniatures */
.gallery-modal__thumbs {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  justify-content: center;
}
.gallery-modal__thumb {
  width: 80px;
  height: 60px;
  object-fit: cover;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 2px solid transparent;
  opacity: .7;
  transition: opacity .2s, border-color .2s;
}
.gallery-modal__thumb:hover,
.gallery-modal__thumb.active {
  opacity: 1;
  border-color: var(--color-blue);
}

/* ── Responsive modale ───────────────────────── */
@media (max-width: 600px) {
  .gallery-modal__box { padding: 1.25rem 1rem; }
  .gallery-modal__img { max-height: 55vw; }
  .gallery-modal__thumb { width: 60px; height: 45px; }
}

/* ==============================================
   22. PHOTOS – Intégration images réelles
   ============================================= */

/* ── Hero photo (index.html) ─────────────────── */
.hero__photo {
  width: 100%;
  height: 100%;
  max-height: 520px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .25);
  display: block;
}

/* ── Photo service (pages de services) ───────── */
/* La classe .service-detail__photo est déjà définie,
   on ajoute ici l'ombre et la transition hover */
.service-detail__photo {
  box-shadow: 0 12px 40px rgba(0, 0, 0, .15);
  transition: transform .35s ease, box-shadow .35s ease;
}
.service-detail__photo:hover {
  transform: scale(1.02);
  box-shadow: 0 20px 50px rgba(0, 0, 0, .2);
}

/* ── Photos des cartes réalisations ──────────── */
.realisation-card__photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  transition: transform .4s ease;
}
.realisation-card:hover .realisation-card__photo {
  transform: scale(1.04);
}
/* Le conteneur doit masquer le dépassement au hover */
.realisation-card__img {
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  position: relative;
}