@import url('tokens.css');
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&family=Open+Sans:wght@400;600&display=swap');

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

html { scroll-behavior: smooth; font-size: 100%; }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

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

a { color: var(--color-accent); text-decoration: underline; }
a:hover, a:focus { color: var(--color-primary); }
a:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; border-radius: 2px; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}
h1 { font-size: clamp(1.6rem, 5vw, 2.6rem); margin-bottom: 1rem; }
h2 { font-size: clamp(1.3rem, 4vw, 2rem); margin-bottom: 0.75rem; }
h3 { font-size: clamp(1.1rem, 3vw, 1.4rem); margin-bottom: 0.5rem; }
p  { margin-bottom: 1rem; max-width: 70ch; }
ul { padding-left: 1.25rem; margin-bottom: 1rem; }
li { margin-bottom: 0.35rem; }

/* ============================================================
   LAYOUT UTILS
   ============================================================ */
.container {
  width: 100%;
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.section { padding-block: 3.5rem; }
.section--alt { background: color-mix(in srgb, var(--color-primary) 4%, var(--color-bg)); }

/* ============================================================
   VISUAL PLACEHOLDER
   ============================================================ */
.visual-placeholder {
  display: block;
  width: 100%;
  border-radius: 10px;
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-primary) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-primary) 10%, var(--color-bg)) 55%,
      color-mix(in srgb, var(--color-secondary) 18%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-aspect="4:3"]  { aspect-ratio: 4 / 3;  }
.visual-placeholder[data-aspect="1:1"]  { aspect-ratio: 1 / 1;  }
.visual-placeholder[data-aspect="3:4"]  { aspect-ratio: 3 / 4;  }
.visual-placeholder[data-aspect="21:9"] { aspect-ratio: 21 / 9; }

.visual-placeholder[data-tone="secondary"] {
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-secondary) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-secondary) 10%, var(--color-bg)) 55%,
      color-mix(in srgb, var(--color-primary) 16%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-tone="accent"] {
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-accent, var(--color-primary)) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-primary) 12%, var(--color-bg)) 60%,
      color-mix(in srgb, var(--color-secondary) 16%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-tone="muted"] {
  background: color-mix(in srgb, var(--color-text) 8%, var(--color-bg));
}

/* ============================================================
   HEADER & NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 2px solid color-mix(in srgb, var(--color-primary) 12%, var(--color-bg));
  box-shadow: 0 2px 8px rgba(30, 58, 138, 0.08);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 1rem;
}

.site-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.site-logo img { height: 48px; width: auto; }

/* Nav links */
.nav-primary { display: none; }
.nav-primary ul { display: flex; gap: 0.25rem; list-style: none; padding: 0; margin: 0; }
.nav-primary a {
  display: block;
  padding: 0.45rem 0.85rem;
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  border-radius: 6px;
  transition: background 0.18s, color 0.18s;
}
.nav-primary a:hover,
.nav-primary a[aria-current="page"] {
  background: color-mix(in srgb, var(--color-primary) 10%, var(--color-bg));
  color: var(--color-accent);
}

/* CTA in nav */
.nav-cta {
  display: none;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.5rem 1rem;
  background: var(--color-accent);
  color: #fff !important;
  border-radius: 6px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.18s;
}
.nav-cta:hover { background: var(--color-primary); color: #fff !important; }

/* Hamburger */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform 0.22s, opacity 0.22s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu overlay */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 68px 0 0 0;
  background: var(--color-bg);
  z-index: 99;
  padding: 2rem 1.25rem;
  border-top: 1px solid color-mix(in srgb, var(--color-primary) 12%, var(--color-bg));
  overflow-y: auto;
}
.mobile-menu.is-open { display: block; }
.mobile-menu ul { list-style: none; padding: 0; margin: 0 0 2rem; }
.mobile-menu li { border-bottom: 1px solid color-mix(in srgb, var(--color-primary) 8%, var(--color-bg)); }
.mobile-menu a {
  display: block;
  padding: 1rem 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}
.mobile-menu .mobile-cta {
  display: block;
  text-align: center;
  padding: 0.9rem 1.5rem;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  border-radius: 8px;
  text-decoration: none;
  margin-bottom: 1rem;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding-block: 3rem;
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--color-primary) 6%, var(--color-bg)) 0%,
    var(--color-bg) 70%
  );
}
.hero__content { margin-bottom: 2rem; }
.hero h1 { color: var(--color-primary); margin-bottom: 1.25rem; }
.hero .lead {
  font-size: 1.1rem;
  color: var(--color-text);
  max-width: 60ch;
  margin-bottom: 1.5rem;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.7rem 1.4rem;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn--primary:hover { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover { background: var(--color-primary); color: #fff; }

/* ============================================================
   FEATURE CARDS (accueil)
   ============================================================ */
.features-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}
.feature-card {
  background: var(--color-bg);
  border: 1.5px solid color-mix(in srgb, var(--color-primary) 12%, var(--color-bg));
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 12px rgba(30, 58, 138, 0.06);
}
.feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--color-accent) 15%, var(--color-bg));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.feature-card__icon svg { width: 28px; height: 28px; stroke: var(--color-accent); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* ============================================================
   SERVICES GRID
   ============================================================ */
.services-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}
.service-card {
  border-radius: 12px;
  overflow: hidden;
  border: 1.5px solid color-mix(in srgb, var(--color-primary) 10%, var(--color-bg));
  box-shadow: 0 2px 12px rgba(30, 58, 138, 0.06);
}
.service-card__body { padding: 1.5rem; }
.service-card h3 { color: var(--color-primary); margin-bottom: 0.75rem; }
.service-card ul { color: var(--color-text); }

/* ============================================================
   LABELS / BADGES
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge--accent { background: color-mix(in srgb, var(--color-accent) 15%, var(--color-bg)); color: var(--color-accent); border: 1.5px solid var(--color-accent); }
.badge--primary { background: color-mix(in srgb, var(--color-primary) 12%, var(--color-bg)); color: var(--color-primary); border: 1.5px solid var(--color-primary); }

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background: var(--color-primary);
  color: #fff;
  padding-block: 3rem;
  text-align: center;
}
.cta-banner h2 { color: #fff; margin-bottom: 0.5rem; }
.cta-banner p { color: color-mix(in srgb, #fff 80%, var(--color-primary)); max-width: none; margin-bottom: 1.5rem; }
.cta-banner .btn--primary { background: var(--color-accent); border-color: var(--color-accent); }
.cta-banner .btn--primary:hover { background: #fff; color: var(--color-primary); border-color: #fff; }
.cta-banner__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; }

/* ============================================================
   PHONES BLOCK
   ============================================================ */
.phones-block { display: flex; flex-direction: column; gap: 0.75rem; }
.phone-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.phone-item__label { font-size: 0.8rem; font-weight: 600; color: var(--color-secondary); text-transform: uppercase; letter-spacing: 0.05em; }
.phone-item__number { font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; color: var(--color-primary); text-decoration: none; }
.phone-item__number:hover { color: var(--color-accent); }

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact-grid { display: grid; gap: 2rem; }
.contact-card {
  padding: 1.5rem;
  border: 1.5px solid color-mix(in srgb, var(--color-primary) 12%, var(--color-bg));
  border-radius: 12px;
  background: var(--color-bg);
}
.contact-card h3 { color: var(--color-primary); margin-bottom: 1rem; font-size: 1rem; }

/* Contact form */
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.3rem; }
.form-group label { font-size: 0.9rem; font-weight: 600; color: var(--color-primary); }
.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.65rem 0.85rem;
  border: 1.5px solid color-mix(in srgb, var(--color-primary) 25%, var(--color-bg));
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color 0.18s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 20%, transparent);
}
.form-group textarea { min-height: 120px; resize: vertical; }

/* Map */
.map-wrapper {
  border-radius: 10px;
  overflow: hidden;
  border: 1.5px solid color-mix(in srgb, var(--color-primary) 12%, var(--color-bg));
  margin-top: 1.5rem;
}
.map-wrapper iframe { display: block; width: 100%; height: 320px; border: none; }

/* ============================================================
   TEAM SECTION
   ============================================================ */
.team-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem;
  background: color-mix(in srgb, var(--color-primary) 5%, var(--color-bg));
  border-radius: 12px;
  border-left: 4px solid var(--color-accent);
}

/* ============================================================
   MENTIONS LÉGALES
   ============================================================ */
.legal-content h2 { font-size: 1.2rem; margin-top: 2rem; margin-bottom: 0.5rem; }
.legal-content p { color: var(--color-text); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-primary);
  color: color-mix(in srgb, #fff 80%, var(--color-primary));
  padding-block: 3rem 2rem;
}
.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
  margin-bottom: 2rem;
}
.site-footer h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: 1rem;
}
.site-footer p, .site-footer a {
  font-size: 0.9rem;
  color: color-mix(in srgb, #fff 75%, var(--color-primary));
  text-decoration: none;
  line-height: 1.7;
}
.site-footer a:hover { color: var(--color-accent); }
.footer-nav ul { list-style: none; padding: 0; margin: 0; }
.footer-nav li { margin-bottom: 0.4rem; }
.footer-bottom {
  border-top: 1px solid color-mix(in srgb, #fff 15%, var(--color-primary));
  padding-top: 1.5rem;
  font-size: 0.8rem;
  color: color-mix(in srgb, #fff 55%, var(--color-primary));
  text-align: center;
}

/* ============================================================
   SKIP LINK (a11y)
   ============================================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-accent);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 0 0 6px 6px;
  font-weight: 700;
  z-index: 200;
  text-decoration: none;
}
.skip-link:focus { top: 0; }

/* ============================================================
   RESPONSIVE — TABLET (≥ 640px)
   ============================================================ */
@media (min-width: 640px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .phones-block { flex-direction: row; gap: 2rem; }
}

/* ============================================================
   RESPONSIVE — DESKTOP (≥ 900px)
   ============================================================ */
@media (min-width: 900px) {
  .nav-primary { display: block; }
  .nav-cta { display: inline-flex; }
  .nav-toggle { display: none; }
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .hero { padding-block: 5rem; }
  .hero__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
  .hero__content { margin-bottom: 0; }
}

@media (min-width: 1100px) {
  .contact-grid { grid-template-columns: 1fr 2fr; }
}

/* ============================================================
   MOTION — Animation pass (WEB-5106)
   Kit sobriété santé/balnéo : entrées douces, hover mesuré,
   shimmer ambient très lent sur les placeholders décoratifs.
   ============================================================ */

/* Safety net : coupe tout mouvement si le visiteur le demande */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

@media (prefers-reduced-motion: no-preference) {

  /* Hero — entrée en cascade au chargement */
  @keyframes ak-fadeUp {
    from { opacity: 0; transform: translate3d(0, 14px, 0); }
    to   { opacity: 1; transform: translate3d(0, 0, 0); }
  }
  .hero .badge,
  .hero h1,
  .hero .lead,
  .hero__actions,
  .hero .visual-placeholder {
    animation: ak-fadeUp 0.55s ease-out both;
  }
  .hero .badge              { animation-delay: 0.05s; }
  .hero h1                  { animation-delay: 0.15s; }
  .hero .lead               { animation-delay: 0.25s; }
  .hero__actions            { animation-delay: 0.35s; }
  .hero .visual-placeholder { animation-delay: 0.40s; animation-duration: 0.7s; }

  /* Nav-primary — soulignement animé au survol / page courante */
  .nav-primary a {
    background-image: linear-gradient(currentColor, currentColor);
    background-size: 0% 2px;
    background-position: 0 92%;
    background-repeat: no-repeat;
    transition: background-size 0.28s ease, background-color 0.18s, color 0.18s;
  }
  .nav-primary a:hover,
  .nav-primary a:focus-visible,
  .nav-primary a[aria-current="page"] {
    background-size: 100% 2px;
  }

  /* Feature-card — lift + accent au survol */
  .feature-card {
    transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
  }
  .feature-card:hover {
    transform: translate3d(0, -3px, 0);
    box-shadow: 0 10px 26px rgba(14, 116, 144, 0.14);
    border-color: color-mix(in srgb, var(--color-accent) 40%, var(--color-bg));
  }
  .feature-card__icon {
    transition: transform 0.28s ease, background-color 0.28s ease;
  }
  .feature-card:hover .feature-card__icon {
    transform: scale(1.06) rotate(-3deg);
    background: color-mix(in srgb, var(--color-accent) 25%, var(--color-bg));
  }

  /* Boutons — mini-lift + ombre au survol */
  .btn {
    transition: background 0.18s, color 0.18s, border-color 0.18s,
                transform 0.18s ease, box-shadow 0.18s ease;
  }
  .btn:hover {
    transform: translate3d(0, -2px, 0);
    box-shadow: 0 6px 16px rgba(14, 116, 144, 0.20);
  }
  .btn:active {
    transform: translate3d(0, 0, 0);
    box-shadow: none;
  }
  .btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--color-bg),
                0 0 0 6px color-mix(in srgb, var(--color-accent) 45%, transparent);
  }

  /* Nav CTA (téléphone) — halo chaud au survol */
  .nav-cta {
    transition: background 0.18s, transform 0.18s ease, box-shadow 0.18s ease;
  }
  .nav-cta:hover {
    transform: translate3d(0, -1px, 0);
    box-shadow: 0 4px 14px rgba(217, 119, 6, 0.30);
  }

  /* Site logo — micro respiration au survol de l'entête */
  .site-logo img {
    transition: transform 0.28s ease;
  }
  .site-logo:hover img { transform: scale(1.04); }

  /* Téléphones — lift discret sur le numéro */
  .phone-item__number {
    display: inline-block;
    transition: color 0.18s, transform 0.18s ease;
  }
  .phone-item__number:hover { transform: translate3d(0, -1px, 0); }

  /* Visual-placeholder — shimmer ambient très lent (dégradé qui glisse) */
  @keyframes ak-drift {
    0%   { background-position: 0% 0%; }
    50%  { background-position: 100% 100%; }
    100% { background-position: 0% 0%; }
  }
  .visual-placeholder {
    background-size: 180% 180%;
    animation: ak-drift 18s ease-in-out infinite;
  }

  /* Scroll-reveal — CSS-first via scroll-driven timeline (Chromium 115+).
     Dégradation gracieuse : sans support, les éléments restent simplement
     visibles (aucun gate). Aucun JS additionnel. */
  @supports (animation-timeline: view()) {
    @keyframes ak-revealUp {
      from { opacity: 0; transform: translate3d(0, 22px, 0); }
      to   { opacity: 1; transform: translate3d(0, 0, 0); }
    }
    .section h2,
    .features-grid > .feature-card,
    .team-card,
    .cta-banner h2,
    .cta-banner__actions {
      animation: ak-revealUp linear both;
      animation-timeline: view();
      animation-range: entry 5% cover 22%;
    }
    /* Le hero est déjà animé à l'entrée par cascade — on l'exclut */
    .hero .visual-placeholder { animation-timeline: auto; }
  }
}