/* ==========================================================================
   DP ENERGY — DESIGN SYSTEM 2026
   Refonte premium — dpenergy.fr
   Courtier / comparateur en énergie B2B (électricité & gaz)
   --------------------------------------------------------------------------
   CSS vanilla, mobile-first, contraste AA minimum, prefers-reduced-motion.
   Toute page du site doit se construire UNIQUEMENT avec les classes
   définies ici (voir /build/SPEC.md — interdiction d'inventer des classes).
   ========================================================================== */


/* ==========================================================================
   1. FONTS AUTO-HÉBERGÉES (RGPD — aucun appel à Google Fonts)
   ========================================================================== */

@font-face {
  font-family: 'Sora';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/sora-v17-latin-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Sora';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/sora-v17-latin-700.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/inter-v20-latin-regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/inter-v20-latin-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/inter-v20-latin-700.woff2') format('woff2');
}


/* ==========================================================================
   2. CUSTOM PROPERTIES (design tokens)
   ========================================================================== */

:root {
  /* ---- Couleurs de marque ---- */
  --cyan-300: #7FE3F7;          /* accents décoratifs sur fond sombre        */
  --cyan-400: #3DD3F0;
  --cyan-500: #11C4EA;          /* CYAN DE MARQUE — jamais en texte sur clair */
  --cyan-600: #0CA3C6;
  --brand-ink: #0B6E86;         /* cyan foncé : liens & accents SUR FOND CLAIR (AA) */

  /* ---- Bleu océan (éclairci et teinté cyan, raccord avec le logo) ---- */
  --navy-950: #074765;
  --navy-900: #0B6383;          /* fond hero / footer                        */
  --navy-800: #0D6C8E;
  --navy-700: #10809F;
  --navy-100: #DDF4FA;

  /* ---- Surfaces claires ---- */
  --bg: #FFFFFF;
  --surface: #F4F9FC;           /* sections alternées                        */
  --surface-2: #E8F2F8;         /* cartes sur section claire, hovers          */
  --border: #D8E5EE;
  --border-strong: #B9CEDC;

  /* ---- Texte ---- */
  --text: #10283C;              /* encre bleu nuit (contraste 13:1 sur blanc) */
  --text-2: #43596C;            /* texte secondaire (7:1 sur blanc)           */
  --text-on-dark: #F7FDFF;
  --text-2-on-dark: #D9F1F9;

  /* ---- États ---- */
  --success: #0E7A4B;
  --success-bg: #E7F6EE;
  --error: #C0392B;
  --error-bg: #FBEDEA;

  /* ---- Dégradés & effets ---- */
  --gradient-brand: linear-gradient(120deg, #2ED8F5 0%, #7FB4FF 100%);
  --gradient-hero: radial-gradient(1100px 600px at 82% -10%, rgba(17, 196, 234, 0.34), transparent 62%),
                   radial-gradient(700px 500px at -10% 110%, rgba(127, 227, 247, 0.20), transparent 60%);
  --focus-ring: 0 0 0 3px rgba(17, 196, 234, 0.45);

  /* ---- Typographie ---- */
  --font-display: 'Sora', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-body: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;

  /* Échelle fluide (mobile -> desktop) */
  --fs-xs: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --fs-sm: clamp(0.855rem, 0.83rem + 0.2vw, 0.9375rem);
  --fs-base: clamp(1rem, 0.96rem + 0.25vw, 1.0625rem);
  --fs-md: clamp(1.09rem, 1.04rem + 0.3vw, 1.1875rem);
  --fs-lg: clamp(1.22rem, 1.13rem + 0.5vw, 1.375rem);
  --fs-xl: clamp(1.4rem, 1.26rem + 0.8vw, 1.75rem);
  --fs-2xl: clamp(1.7rem, 1.47rem + 1.3vw, 2.25rem);
  --fs-3xl: clamp(2.05rem, 1.7rem + 2vw, 2.9rem);
  --fs-4xl: clamp(2.4rem, 1.9rem + 2.9vw, 3.65rem);
  --fs-stat: clamp(2.4rem, 2rem + 2.4vw, 3.4rem);

  /* ---- Espacements ---- */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: 4rem;
  --sp-9: 6rem;
  --section-y: clamp(3.5rem, 2.5rem + 5vw, 6.5rem);

  /* ---- Rayons ---- */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 999px;

  /* ---- Ombres ---- */
  --shadow-sm: 0 1px 2px rgba(7, 26, 43, 0.06), 0 2px 8px rgba(7, 26, 43, 0.05);
  --shadow-md: 0 2px 6px rgba(7, 26, 43, 0.05), 0 12px 28px -8px rgba(7, 26, 43, 0.14);
  --shadow-lg: 0 4px 10px rgba(7, 26, 43, 0.06), 0 28px 60px -16px rgba(7, 26, 43, 0.24);
  --shadow-glow: 0 8px 32px -6px rgba(17, 196, 234, 0.45);

  /* ---- Layout ---- */
  --container: 72.5rem;         /* 1160px */
  --container-narrow: 50rem;    /* 800px  */
  --header-h: 4.5rem;

  /* ---- Transitions ---- */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.25s;
  --dur-slow: 0.6s;
}


/* ==========================================================================
   3. RESET LÉGER
   ========================================================================== */

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

* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, picture, svg, video { display: block; max-width: 100%; height: auto; }

input, button, textarea, select { font: inherit; color: inherit; }

button { cursor: pointer; background: none; border: none; padding: 0; }

a { color: var(--brand-ink); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { text-decoration-thickness: 2px; }

ul[class], ol[class] { list-style: none; padding: 0; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--text);
  overflow-wrap: break-word;
}

p { overflow-wrap: break-word; }

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: var(--radius-sm);
}

::selection { background: rgba(17, 196, 234, 0.3); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}


/* ==========================================================================
   4. UTILITAIRES DE LAYOUT
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2rem);
}

.container--narrow { max-width: var(--container-narrow); }

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

.section--muted { background: var(--surface); }

.section--dark {
  background: var(--navy-900);
  color: var(--text-on-dark);
}
.section--dark h1, .section--dark h2, .section--dark h3,
.section--dark h4, .section--dark h5, .section--dark h6 { color: #FFFFFF; }
.section--dark p { color: var(--text-2-on-dark); }
.section--dark a { color: var(--cyan-400); }

.section--tight { padding-block: calc(var(--section-y) * 0.55); }

/* En-tête de section (kicker + titre + chapeau) */
.section-head { max-width: 46rem; margin-bottom: clamp(2rem, 4vw, 3.25rem); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head__title { font-size: var(--fs-2xl); margin-bottom: var(--sp-4); }
.section-head__lead { font-size: var(--fs-md); color: var(--text-2); }
.section--dark .section-head__lead { color: var(--text-2-on-dark); }

/* Kicker / sur-titre */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--brand-ink);
  margin-bottom: var(--sp-4);
}
.eyebrow::before {
  content: '';
  width: 1.75rem;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-brand);
}
.section--dark .eyebrow, .hero .eyebrow { color: var(--cyan-400); }

/* Lien d'évitement (accessibilité) */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 200;
  padding: var(--sp-3) var(--sp-5);
  background: var(--navy-900);
  color: #FFFFFF;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
}
.skip-link:focus-visible { 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;
}


/* ==========================================================================
   5. BOUTONS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 0.8em 1.6em;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  text-align: center;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              background-color var(--dur) var(--ease), color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
  white-space: normal;
  max-width: 100%;
}
.btn:focus-visible { border-radius: var(--radius-full); }
.btn:active { transform: translateY(1px); }

/* Primaire : cyan de marque + encre bleu nuit (contraste ~9:1) */
.btn--primary {
  background: var(--cyan-500);
  color: var(--navy-950);
  box-shadow: var(--shadow-glow);
}
.btn--primary:hover {
  background: var(--cyan-400);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px -6px rgba(17, 196, 234, 0.6);
}

/* Secondaire : contour, s'adapte au fond clair ou sombre */
.btn--secondary {
  background: transparent;
  color: var(--navy-900);
  border-color: var(--border-strong);
}
.btn--secondary:hover { border-color: var(--navy-900); background: rgba(16, 40, 60, 0.04); }
.section--dark .btn--secondary, .hero .btn--secondary,
.cta-band .btn--secondary, .site-footer .btn--secondary,
.cookie-banner .btn--secondary, .error-page .btn--secondary {
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.35);
}
.section--dark .btn--secondary:hover, .hero .btn--secondary:hover,
.cta-band .btn--secondary:hover, .site-footer .btn--secondary:hover,
.cookie-banner .btn--secondary:hover, .error-page .btn--secondary:hover {
  border-color: #FFFFFF;
  background: rgba(255, 255, 255, 0.08);
}

/* Discret (liens d'action tertiaires) */
.btn--ghost { padding-inline: 0.6em; color: var(--brand-ink); background: transparent; }
.btn--ghost:hover { color: var(--navy-900); }

.btn--lg { padding: 1em 2.1em; font-size: var(--fs-base); }
.btn--block { width: 100%; }

.btn[disabled], .btn.is-loading {
  opacity: 0.6;
  pointer-events: none;
  transform: none;
}

/* Flèche dans un bouton ou lien-carte : petit déplacement au survol */
.btn .icon-arrow, .card__link .icon-arrow { transition: transform var(--dur) var(--ease); }
.btn:hover .icon-arrow { transform: translateX(3px); }


/* ==========================================================================
   6. BADGES
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.35em 0.9em;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-full);
  background: var(--surface-2);
  color: var(--navy-800);
  border: 1px solid var(--border);
}
.badge--accent { background: rgba(17, 196, 234, 0.12); color: var(--brand-ink); border-color: rgba(17, 196, 234, 0.3); }
.badge--dark { background: rgba(255, 255, 255, 0.08); color: var(--text-on-dark); border-color: rgba(255, 255, 255, 0.16); }
.badge--success { background: var(--success-bg); color: var(--success); border-color: rgba(14, 122, 75, 0.25); }


/* ==========================================================================
   7. HEADER STICKY (blur) + NAVIGATION
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              background-color var(--dur) var(--ease);
}
.site-header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
  background: rgba(255, 255, 255, 0.92);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
  min-height: var(--header-h);
}

.site-header__logo { display: inline-flex; align-items: center; border-radius: var(--radius-sm); }
.site-header__logo img { width: auto; height: 3rem; }

/* Actions desktop (téléphone + CTA) */
.site-header__actions { display: none; align-items: center; gap: var(--sp-5); }

.phone-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--navy-900);
  text-decoration: none;
  white-space: nowrap;
}
.phone-link svg { width: 1.1em; height: 1.1em; color: var(--brand-ink); }
.phone-link:hover { color: var(--brand-ink); }

/* --- Navigation : panneau mobile par défaut --- */
.site-nav {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  z-index: 99;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-5) clamp(1.25rem, 4vw, 2rem) var(--sp-6);
  display: none;
  flex-direction: column;
  gap: var(--sp-5);
  max-height: calc(100dvh - var(--header-h));
  overflow-y: auto;
}
.site-nav.is-open { display: flex; }

.site-nav__list { display: flex; flex-direction: column; gap: var(--sp-1); }

.site-nav__link {
  display: block;
  padding: var(--sp-3) var(--sp-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-md);
  color: var(--navy-900);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.site-nav__link:hover { color: var(--brand-ink); background: var(--surface); }
.site-nav__link.is-active { color: var(--brand-ink); }

/* --- Sous-menu services --- */
.site-nav__item--has-sub {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}
.site-nav__item--has-sub > .site-nav__link { flex: 1; }

.submenu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  color: var(--navy-900);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--dur) var(--ease);
}
.submenu-toggle:hover { background: var(--surface); }
.submenu-toggle__icon { width: 1.1rem; height: 1.1rem; transition: transform var(--dur) var(--ease); }
.submenu-toggle[aria-expanded="true"] .submenu-toggle__icon { transform: rotate(180deg); }

.site-nav__submenu {
  display: none;
  flex-basis: 100%;
  padding-left: var(--sp-3);
  border-left: 2px solid var(--border);
  margin: var(--sp-1) 0 var(--sp-2) var(--sp-2);
}
.site-nav__item--has-sub.is-open > .site-nav__submenu { display: block; }

.site-nav__sublink {
  display: block;
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.site-nav__sublink:hover { color: var(--brand-ink); background: var(--surface); }
.site-nav__sublink.is-active { color: var(--brand-ink); font-weight: 600; }

/* Actions dans le panneau mobile */
.site-nav__actions {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--border);
}

/* --- Burger --- */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #FFFFFF;
}
.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--navy-900);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Desktop --- */
@media (min-width: 64em) {
  .nav-toggle { display: none; }
  .site-header__actions { display: flex; }
  .site-nav {
    position: static;
    display: flex;
    flex-direction: row;
    align-items: center;
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 0;
    overflow: visible;
    max-height: none;
  }
  .site-nav__list { flex-direction: row; gap: var(--sp-2); }
  .site-nav__link { font-size: var(--fs-sm); padding: var(--sp-2) var(--sp-3); position: relative; }
  .site-nav__link:hover { background: transparent; }
  .site-nav__link::after {
    content: '';
    position: absolute;
    left: var(--sp-3);
    right: var(--sp-3);
    bottom: 0.15rem;
    height: 2px;
    border-radius: 2px;
    background: var(--gradient-brand);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--dur) var(--ease);
  }
  .site-nav__link:hover::after, .site-nav__link.is-active::after { transform: scaleX(1); }
  .site-nav__actions { display: none; }

  /* Sous-menu : dropdown flottant */
  .site-nav__item--has-sub { position: relative; flex-wrap: nowrap; }
  .site-nav__item--has-sub > .site-nav__link { flex: none; }
  .submenu-toggle { width: 1.75rem; height: 1.75rem; margin-left: calc(-1 * var(--sp-2)); }
  .site-nav__submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 16rem;
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--sp-2);
    margin: 0;
    flex-basis: auto;
    border-left: 1px solid var(--border);
    z-index: 100;
  }
  .site-nav__item--has-sub:hover > .site-nav__submenu,
  .site-nav__item--has-sub:focus-within > .site-nav__submenu,
  .site-nav__item--has-sub.is-open > .site-nav__submenu { display: block; }
  .site-nav__sublink { white-space: nowrap; }
}


/* ==========================================================================
   8. HERO (accueil + variante page intérieure)
   ========================================================================== */

.hero {
  position: relative;
  background: var(--navy-900);
  color: var(--text-on-dark);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  pointer-events: none;
}
/* Fine grille technique en filigrane */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(80% 90% at 60% 10%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(80% 90% at 60% 10%, #000 30%, transparent 100%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-7);
  align-items: center;
  padding-block: clamp(3.5rem, 3rem + 5vw, 7rem);
}

.hero__title {
  font-size: var(--fs-4xl);
  color: #FFFFFF;
  margin-bottom: var(--sp-5);
  text-wrap: balance;
}
.hero__title em, .hero__title .accent {
  font-style: normal;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__lead {
  font-size: var(--fs-md);
  color: var(--text-2-on-dark);
  max-width: 36rem;
  margin-bottom: var(--sp-6);
}

.hero__actions { display: flex; flex-wrap: wrap; gap: var(--sp-4); align-items: center; }

.hero__note { margin-top: var(--sp-4); font-size: var(--fs-sm); color: var(--text-2-on-dark); }

.hero__media { position: relative; }
.hero__media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

@media (min-width: 64em) {
  .hero--home .hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

/* Variante page intérieure : plus compacte, sans média */
.hero--page .hero__inner {
  grid-template-columns: 1fr;
  padding-block: clamp(2.75rem, 2.25rem + 3.5vw, 5rem);
}

/* Variantes deux colonnes pour pages intérieures :
   --split : contenu à gauche, panneau/aside à droite
   --media-left : image à gauche, contenu à droite */
@media (min-width: 64em) {
  .hero--page.hero--split .hero__inner { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
  .hero--page.hero--media-left .hero__inner { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .hero--media-left .hero__media { order: -1; }
}

/* Panneau de réassurance dans le hero (checklist + note) */
.hero__aside {
  background: var(--navy-800);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  box-shadow: var(--shadow-md);
}
.hero__aside .checklist { margin-top: 0; }
.hero__aside .hero__note { margin-top: var(--sp-5); margin-bottom: 0; }
.hero--page .hero__title { font-size: var(--fs-3xl); }
.hero--page .hero__lead { margin-bottom: 0; }
.hero--page .hero__lead + .hero__actions { margin-top: var(--sp-6); }


/* ==========================================================================
   9. BREADCRUMB
   ========================================================================== */

.breadcrumb { padding-block: var(--sp-4); font-size: var(--fs-sm); }
.breadcrumb__list { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-2); }
.breadcrumb__list li { display: inline-flex; align-items: center; gap: var(--sp-2); color: var(--text-2); }
.breadcrumb__list li + li::before { content: '/'; color: var(--border-strong); }
.breadcrumb__list a { color: var(--text-2); text-decoration: none; }
.breadcrumb__list a:hover { color: var(--brand-ink); text-decoration: underline; }
.breadcrumb__list [aria-current="page"] { color: var(--text); font-weight: 600; }

/* Breadcrumb posé sur le hero sombre */
.hero .breadcrumb { position: relative; z-index: 1; padding-top: var(--sp-5); padding-bottom: 0; }
.hero .breadcrumb__list li { color: var(--text-2-on-dark); }
.hero .breadcrumb__list a { color: var(--text-2-on-dark); }
.hero .breadcrumb__list a:hover { color: var(--cyan-400); }
.hero .breadcrumb__list [aria-current="page"] { color: #FFFFFF; }
.hero .breadcrumb__list li + li::before { color: rgba(255, 255, 255, 0.3); }


/* ==========================================================================
   10. GRILLES & CARTES
   ========================================================================== */

.grid { display: grid; gap: var(--sp-5); }

@media (min-width: 40em) {
  .grid--2, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 64em) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---- Carte de base ---- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: clamp(1.5rem, 1.2rem + 1.5vw, 2.25rem);
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-md);
  background: var(--surface-2);
  border: 1px solid var(--border);
  margin-bottom: var(--sp-2);
}
.card__icon img { width: 2rem; height: 2rem; object-fit: contain; }

.card__title { font-size: var(--fs-lg); }
.card__text { color: var(--text-2); font-size: var(--fs-sm); }

.card__link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--brand-ink);
  text-decoration: none;
  padding-top: var(--sp-2);
}
/* Toute la carte cliquable via pseudo-élément */
.card__link--cover::after { content: ''; position: absolute; inset: 0; border-radius: inherit; }

/* ---- Carte service (cliquable, survol marqué) ---- */
.card--service:hover, .card:has(.card__link--cover):hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(17, 196, 234, 0.55);
}
.card--service:hover .card__link .icon-arrow,
.card:has(.card__link--cover):hover .icon-arrow { transform: translateX(3px); }

/* ---- Carte "point fort" : plus légère, filet accent ---- */
.card--feature { box-shadow: none; background: var(--surface); border-color: transparent; }
.card--feature::before {
  content: '';
  position: absolute;
  top: 0; left: clamp(1.5rem, 1.2rem + 1.5vw, 2.25rem);
  width: 2.5rem; height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--gradient-brand);
}
.section--muted .card--feature { background: #FFFFFF; border-color: var(--border); }

/* ---- Carte sur fond sombre ---- */
.section--dark .card, .cta-band .card {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}
.section--dark .card__title, .cta-band .card__title { color: #FFFFFF; }
.section--dark .card__text, .cta-band .card__text { color: var(--text-2-on-dark); }
.section--dark .card__icon, .cta-band .card__icon {
  background: rgba(17, 196, 234, 0.12);
  border-color: rgba(17, 196, 234, 0.25);
}

/* ---- Chiffres clés ---- */
.stat { text-align: center; padding: var(--sp-5); }
.stat__icon {
  width: 3rem; height: 3rem;
  object-fit: contain;
  margin: 0 auto var(--sp-3);
}
.stat__value {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-stat);
  line-height: 1.05;
  letter-spacing: -0.02em;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat__label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-md);
  margin-top: var(--sp-2);
  color: var(--text);
}
.stat__desc { font-size: var(--fs-sm); color: var(--text-2); margin-top: var(--sp-2); }
.section--dark .stat__label { color: #FFFFFF; }
.section--dark .stat__desc { color: var(--text-2-on-dark); }


/* ==========================================================================
   11. ÉTAPES NUMÉROTÉES ("Comment ça marche ?")
   ========================================================================== */

.steps {
  display: grid;
  gap: var(--sp-6);
  counter-reset: step;
}
@media (min-width: 64em) {
  .steps { grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); }
}

.step { position: relative; padding-left: 4.25rem; counter-increment: step; }

.step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0; top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem; height: 3.25rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-md);
  color: var(--navy-950);
  background: var(--cyan-500);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow);
}

/* Ligne de liaison entre étapes (desktop) */
@media (min-width: 64em) {
  .step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 1.55rem;
    left: 3.75rem;
    right: calc(-1 * var(--sp-5) + 0.5rem);
    height: 2px;
    background: repeating-linear-gradient(90deg, var(--border-strong) 0 8px, transparent 8px 16px);
  }
  .section--dark .step:not(:last-child)::after {
    background: repeating-linear-gradient(90deg, rgba(255,255,255,0.25) 0 8px, transparent 8px 16px);
  }
}

.step__label {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brand-ink);
  margin-bottom: var(--sp-1);
}
.section--dark .step__label { color: var(--cyan-400); }
.step__title { font-size: var(--fs-lg); margin-bottom: var(--sp-2); }
.step__text { font-size: var(--fs-sm); color: var(--text-2); }
.section--dark .step__text { color: var(--text-2-on-dark); }

/* Icône médaille décorative (or / argent / bronze) en haut à droite de l'étape */
.step__medal {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 1;
  width: 2.75rem;
  height: 2.75rem;
  object-fit: contain;
}


/* ==========================================================================
   12. BANDEAU LOGOS FOURNISSEURS
   ========================================================================== */

.logo-strip { overflow: hidden; }

.logo-strip__title {
  text-align: center;
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-2);
  margin-bottom: var(--sp-6);
}

.logo-strip__track {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(1.5rem, 1rem + 3vw, 3.5rem);
}

.logo-strip__item {
  height: clamp(2rem, 1.6rem + 1.6vw, 2.75rem);
  width: auto;
  max-width: 8.5rem;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.55;
  transition: filter var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.logo-strip__item:hover { filter: grayscale(0); opacity: 1; }

/* Variante défilement continu : dupliquer le contenu du track une fois
   et ajouter .logo-strip--marquee sur .logo-strip */
.logo-strip--marquee .logo-strip__track {
  flex-wrap: nowrap;
  justify-content: flex-start;
  width: max-content;
  animation: logo-scroll 40s linear infinite;
}
.logo-strip--marquee:hover .logo-strip__track { animation-play-state: paused; }
@keyframes logo-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .logo-strip--marquee .logo-strip__track {
    animation: none;
    flex-wrap: wrap;
    justify-content: center;
    width: auto;
  }
  /* Masquer la copie de duplication si le défilement est désactivé */
  .logo-strip--marquee .logo-strip__track [aria-hidden="true"] { display: none; }
}


/* ==========================================================================
   13. TÉMOIGNAGE
   ========================================================================== */

.testimonial {
  position: relative;
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding: clamp(2rem, 1.5rem + 2.5vw, 3.5rem);
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.testimonial::before {
  content: '\201C';
  position: absolute;
  top: -0.35em;
  left: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);
  font-family: var(--font-display);
  font-size: 6rem;
  line-height: 1;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.testimonial__quote {
  font-size: var(--fs-md);
  line-height: 1.7;
  color: var(--text);
  border: 0;
  padding: 0;
}
.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-top: var(--sp-5);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--navy-800);
}
.testimonial__author::before {
  content: '';
  width: 2.25rem;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-brand);
}
.section--dark .testimonial {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}
.section--dark .testimonial__quote { color: var(--text-on-dark); }
.section--dark .testimonial__author { color: var(--text-2-on-dark); }


/* ==========================================================================
   14. FAQ — ACCORDÉON (details/summary)
   ========================================================================== */

.faq { max-width: var(--container-narrow); margin-inline: auto; display: grid; gap: var(--sp-3); }

.faq__item {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.faq__item[open] { border-color: rgba(17, 196, 234, 0.5); box-shadow: var(--shadow-sm); }

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-base);
  color: var(--navy-900);
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease);
}
.faq__question::-webkit-details-marker { display: none; }
.faq__question:hover { color: var(--brand-ink); }
.faq__question:focus-visible { box-shadow: inset var(--focus-ring); border-radius: var(--radius-md); }

/* Icône "+" qui pivote en croix */
.faq__question::after {
  content: '';
  flex: none;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: var(--radius-full);
  background-color: var(--surface-2);
  background-image: linear-gradient(var(--navy-800), var(--navy-800)),
                    linear-gradient(var(--navy-800), var(--navy-800));
  background-size: 0.7rem 2px, 2px 0.7rem;
  background-position: center;
  background-repeat: no-repeat;
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.faq__item[open] .faq__question::after {
  transform: rotate(45deg);
  background-color: rgba(17, 196, 234, 0.2);
}

.faq__answer { padding: 0 var(--sp-5) var(--sp-5); color: var(--text-2); font-size: var(--fs-sm); }
.faq__answer p + p { margin-top: var(--sp-3); }

.section--muted .faq__item { background: #FFFFFF; }
.section--dark .faq__item { background: rgba(255, 255, 255, 0.05); border-color: rgba(255, 255, 255, 0.12); }
.section--dark .faq__question { color: #FFFFFF; }
.section--dark .faq__answer { color: var(--text-2-on-dark); }
.section--dark .faq__question::after {
  background-color: rgba(255, 255, 255, 0.1);
  background-image: linear-gradient(#FFFFFF, #FFFFFF), linear-gradient(#FFFFFF, #FFFFFF);
}


/* ==========================================================================
   15. BANDES CTA
   ========================================================================== */

.cta-band {
  position: relative;
  background: var(--navy-900);
  color: var(--text-on-dark);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 2rem + 3vw, 4.5rem);
  overflow: hidden;
  text-align: center;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(700px 340px at 85% 0%, rgba(17, 196, 234, 0.28), transparent 65%),
              radial-gradient(500px 300px at 5% 100%, rgba(74, 141, 255, 0.18), transparent 60%);
  pointer-events: none;
}
.cta-band > * { position: relative; z-index: 1; }

.cta-band__title {
  font-size: var(--fs-2xl);
  color: #FFFFFF;
  max-width: 34ch;
  margin-inline: auto;
  margin-bottom: var(--sp-4);
  text-wrap: balance;
}
.cta-band__text {
  color: var(--text-2-on-dark);
  font-size: var(--fs-md);
  max-width: 52ch;
  margin-inline: auto;
  margin-bottom: var(--sp-6);
}
.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  justify-content: center;
}
.cta-band__note { margin-top: var(--sp-4); font-size: var(--fs-sm); color: var(--text-2-on-dark); }
.cta-band__logo { display: block; height: 3.25rem; width: auto; margin: var(--sp-6) auto 0; }

/* Variante pleine largeur (sans arrondi, posée entre deux sections) */
.cta-band--full { border-radius: 0; }


/* ==========================================================================
   16. FORMULAIRES
   ========================================================================== */

.form { display: grid; gap: var(--sp-5); }

.form__row { display: grid; gap: var(--sp-5); }
@media (min-width: 40em) {
  .form__row--2 { grid-template-columns: 1fr 1fr; }
}

.form__group { display: grid; gap: var(--sp-2); }

.form__label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--navy-900);
}
.form__label .req { color: var(--error); }
.form__hint { font-size: var(--fs-xs); color: var(--text-2); }

.form__input {
  width: 100%;
  padding: 0.8em 1em;
  font-size: var(--fs-base);
  color: var(--text);
  background: #FFFFFF;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  appearance: none;
}
.form__input::placeholder { color: #77909F; }
.form__input:hover { border-color: var(--navy-700); }
.form__input:focus-visible, .form__input:focus {
  outline: none;
  border-color: var(--cyan-600);
  box-shadow: var(--focus-ring);
}
textarea.form__input { resize: vertical; min-height: 8rem; }

select.form__input {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2310283C' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1em center;
  padding-right: 2.75em;
}

/* États d'erreur */
.form__group.has-error .form__input { border-color: var(--error); }
.form__group.has-error .form__input:focus { box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.25); }
.form__error {
  display: none;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--error);
}
.form__group.has-error .form__error { display: block; }

/* Message de statut global (rempli par main.js) */
.form-status {
  display: none;
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--fs-sm);
  border: 1px solid transparent;
}
.form-status.is-success { display: block; background: var(--success-bg); color: var(--success); border-color: rgba(14, 122, 75, 0.3); }
.form-status.is-error { display: block; background: var(--error-bg); color: var(--error); border-color: rgba(192, 57, 43, 0.3); }

/* Honeypot : hors écran, jamais display:none (les bots le détectent) */
.form__botcheck {
  position: absolute !important;
  left: -9999px !important;
  width: 1px; height: 1px;
  overflow: hidden;
}

/* Carte formulaire (contact) */
.form-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: clamp(1.75rem, 1.4rem + 2vw, 3rem);
}

/* Formulaire newsletter en ligne (footer) */
.newsletter-form { display: flex; flex-wrap: wrap; gap: var(--sp-3); }
.newsletter-form .form__input {
  flex: 1 1 14rem;
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}
.newsletter-form .form__input::placeholder { color: rgba(255, 255, 255, 0.55); }
.newsletter-form .form__input:focus { border-color: var(--cyan-500); }


/* ==========================================================================
   17. BLOCS DE CONTENU ÉDITORIAL
   ========================================================================== */

/* Deux colonnes texte / média */
.split { display: grid; gap: var(--sp-7); align-items: center; }
@media (min-width: 64em) {
  .split { grid-template-columns: 1fr 1fr; }
  .split--reverse > :first-child { order: 2; }
}
.split__media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  object-fit: cover;
}

/* Texte long (à-propos, politique de confidentialité) */
.prose { max-width: var(--container-narrow); }
.prose h2 { font-size: var(--fs-xl); margin-top: var(--sp-7); margin-bottom: var(--sp-4); }
.prose h3 { font-size: var(--fs-lg); margin-top: var(--sp-6); margin-bottom: var(--sp-3); }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose p, .prose ul, .prose ol { margin-bottom: var(--sp-4); color: var(--text-2); }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li { margin-bottom: var(--sp-2); }
.prose strong { color: var(--text); }
.prose table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); margin-bottom: var(--sp-5); }
.prose th, .prose td { text-align: left; padding: var(--sp-3); border: 1px solid var(--border); color: var(--text-2); }
.prose th { background: var(--surface); color: var(--text); font-family: var(--font-display); }

/* Liste à puces avec coche (arguments, points inclus) */
.checklist { display: grid; gap: var(--sp-3); }
.checklist li {
  position: relative;
  padding-left: 2rem;
  color: var(--text-2);
}
.checklist li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.2em;
  width: 1.25rem; height: 1.25rem;
  border-radius: var(--radius-full);
  background-color: rgba(17, 196, 234, 0.15);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='8' viewBox='0 0 10 8'%3E%3Cpath d='M1 4l2.5 2.5L9 1' fill='none' stroke='%230B6E86' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}
.section--dark .checklist li,
.hero .checklist li { color: var(--text-2-on-dark); }
.section--dark .checklist li strong,
.hero .checklist li strong { color: var(--text-on-dark); }


/* ==========================================================================
   18. FOOTER
   ========================================================================== */

.site-footer {
  background: var(--navy-900);
  color: var(--text-2-on-dark);
  padding-top: var(--sp-8);
  position: relative;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-brand);
}

.site-footer__grid {
  display: grid;
  gap: var(--sp-7);
  padding-bottom: var(--sp-7);
}
@media (min-width: 48em) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 64em) {
  .site-footer__grid { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; }
}

.site-footer__title {
  font-size: var(--fs-base);
  color: #FFFFFF;
  margin-bottom: var(--sp-4);
}
.site-footer__baseline { font-size: var(--fs-sm); margin-top: var(--sp-4); max-width: 30ch; }

.site-footer__logo img { height: 3.25rem; width: auto; }

.site-footer a { color: var(--text-2-on-dark); text-decoration: none; }
.site-footer a:hover { color: var(--cyan-400); text-decoration: underline; }

.site-footer__links { display: grid; gap: var(--sp-3); font-size: var(--fs-sm); }

.site-footer__contact { display: grid; gap: var(--sp-3); font-size: var(--fs-sm); font-style: normal; }
.site-footer__contact-line { display: flex; gap: var(--sp-3); align-items: flex-start; }
.site-footer__contact-line svg { flex: none; width: 1.1em; height: 1.1em; margin-top: 0.25em; color: var(--cyan-400); }

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem; height: 2.5rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-on-dark);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
  margin-top: var(--sp-4);
}
.social-link:hover { border-color: var(--cyan-500); background: rgba(17, 196, 234, 0.12); color: #FFFFFF; }
.social-link svg { width: 1.15rem; height: 1.15rem; }

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  align-items: center;
  justify-content: space-between;
  padding-block: var(--sp-5);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--fs-xs);
}
.site-footer__bottom-links { display: flex; flex-wrap: wrap; gap: var(--sp-5); }
.site-footer__bottom button {
  color: var(--text-2-on-dark);
  font-size: var(--fs-xs);
  text-decoration: none;
}
.site-footer__bottom button:hover { color: var(--cyan-400); text-decoration: underline; }


/* ==========================================================================
   19. BANDEAU COOKIES
   ========================================================================== */

.cookie-banner {
  position: fixed;
  z-index: 150;
  inset-inline: 1rem;
  bottom: 1rem;
  max-width: 30rem;
  margin-inline: auto;
  padding: var(--sp-5);
  background: var(--navy-900);
  color: var(--text-on-dark);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
@media (min-width: 48em) {
  .cookie-banner { inset-inline: auto 1.5rem; bottom: 1.5rem; }
}
.cookie-banner[hidden] { display: none; }

.cookie-banner__title {
  font-size: var(--fs-base);
  color: #FFFFFF;
  margin-bottom: var(--sp-2);
}
.cookie-banner__text { font-size: var(--fs-xs); color: var(--text-2-on-dark); margin-bottom: var(--sp-4); }
.cookie-banner__text a { color: var(--cyan-400); }

.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); }
.cookie-banner__actions .btn { font-size: var(--fs-xs); padding: 0.7em 1.3em; }


/* ==========================================================================
   20. PAGE 404
   ========================================================================== */

.error-page {
  min-height: calc(100dvh - var(--header-h));
  display: flex;
  align-items: center;
  text-align: center;
  background: var(--navy-900);
  color: var(--text-on-dark);
  position: relative;
  overflow: hidden;
}
.error-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  pointer-events: none;
}
.error-page__inner { position: relative; z-index: 1; padding-block: var(--sp-9); }
.error-page__code {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(5rem, 4rem + 8vw, 10rem);
  line-height: 1;
  letter-spacing: -0.03em;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.error-page__title { font-size: var(--fs-2xl); color: #FFFFFF; margin-block: var(--sp-4); }
.error-page__text { color: var(--text-2-on-dark); max-width: 44ch; margin-inline: auto; margin-bottom: var(--sp-6); }
.error-page__actions { display: flex; flex-wrap: wrap; gap: var(--sp-4); justify-content: center; }


/* ==========================================================================
   21. ANIMATIONS D'APPARITION (IntersectionObserver via main.js)
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
  transition-delay: var(--reveal-delay, 0s);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* Décalage en cascade pour les enfants d'une grille : poser .reveal sur
   chaque carte et data-reveal-stagger sur le parent (géré par main.js) */

/* Sans JS ou avec réduction de mouvement : tout reste visible */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}
.no-js .reveal { opacity: 1; transform: none; }


/* ==========================================================================
   22. UTILITAIRES DIVERS
   ========================================================================== */

.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-6 { margin-top: var(--sp-6); }
.mt-7 { margin-top: var(--sp-7); }
.mb-0 { margin-bottom: 0; }

.icon-arrow { width: 1em; height: 1em; flex: none; }


/* ==========================================================================
   23. CONVERSION — SECTION « DEMANDE D'ÉTUDE », CARTE LEAD, STICKY CTA
   (voir build/CRO-SPEC.md pour les patterns HTML exacts)
   ========================================================================== */

/* ---- Layout deux colonnes de la section #demande-etude ----
   S'utilise dans une <section class="section section--dark" id="demande-etude">.
   Mobile : la carte formulaire s'affiche AVANT l'argumentaire. */
.cta-form {
  display: grid;
  gap: var(--sp-7);
  align-items: center;
}
.cta-form__card { order: -1; min-width: 0; }
.cta-form__pitch { min-width: 0; }
@media (min-width: 64em) {
  .cta-form {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: var(--sp-8);
  }
  .cta-form__card { order: 0; }
}

/* Mini-témoignage de la colonne argumentaire (fond sombre) */
.cta-form__quote {
  margin-top: var(--sp-6);
  padding-left: var(--sp-5);
  border-left: 3px solid var(--cyan-500);
}
.cta-form__quote blockquote { border: 0; padding: 0; }
.cta-form__quote p {
  font-size: var(--fs-sm);
  font-style: italic;
  color: var(--text-2-on-dark);
}
.cta-form__quote-author {
  margin-top: var(--sp-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-xs);
  color: var(--cyan-400);
}

/* ---- Carte formulaire lead (fond blanc, posée sur fond sombre) ----
   S'applique directement sur le <form class="form lead-card"> */
.lead-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);
  gap: var(--sp-4);
}
/* Neutralise les couleurs "fond sombre" héritées de .section--dark / .hero */
.lead-card .lead-card__title {
  font-size: var(--fs-xl);
  color: var(--text);
  margin-bottom: var(--sp-1);
}
.lead-card p { color: var(--text-2); }
.lead-card a { color: var(--brand-ink); }
.lead-card .form__label { color: var(--navy-900); }
.lead-card .form__error { color: var(--error); }
.lead-card textarea.form__input { min-height: 5.5rem; }

.lead-card__privacy {
  font-size: var(--fs-xs);
  text-align: center;
  color: var(--text-2);
}

/* Variante compacte pour le hero (colonne droite du hero--home) */
.lead-card--hero {
  gap: var(--sp-3);
  padding: clamp(1.25rem, 1rem + 1.25vw, 2rem);
}
.lead-card--hero .lead-card__title { font-size: var(--fs-lg); }
.lead-card--hero textarea.form__input { min-height: 4rem; }

/* Wrapper de la carte formulaire dans le hero (remplace .hero__media) */
.hero__form { position: relative; }

/* ---- Sticky CTA mobile ----
   Barre fixe en bas d'écran, uniquement < 64em. main.js la masque
   (classe .is-hidden) quand un formulaire lead est visible ou quand le
   bandeau cookies est affiché. Sans JS elle reste masquée (.no-js). */
.sticky-cta {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 90;
  padding: var(--sp-3) clamp(1.25rem, 4vw, 2rem)
           calc(var(--sp-3) + env(safe-area-inset-bottom, 0px));
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  box-shadow: 0 -6px 24px -8px rgba(7, 26, 43, 0.24);
  transition: transform var(--dur) var(--ease), visibility 0s linear 0s;
}
.sticky-cta .btn { width: 100%; }
.sticky-cta.is-hidden {
  transform: translateY(110%);
  visibility: hidden;
  transition: transform var(--dur) var(--ease), visibility 0s linear var(--dur);
}
.no-js .sticky-cta { display: none; }
@media (min-width: 64em) {
  .sticky-cta { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .sticky-cta { transition: none; }
  .sticky-cta.is-hidden { transition: none; }
}