@import url("tokens.css");
@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&family=Source+Sans+3:wght@400;600&display=swap");

/* ── Reset & base ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Typography ───────────────────────────────── */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-primary);
  line-height: 1.2;
}
h1 { font-size: clamp(1.8rem, 5vw, 2.8rem); font-weight: 700; }
h2 { font-size: clamp(1.4rem, 3.5vw, 2rem); font-weight: 700; margin-bottom: 1rem; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.35rem); font-weight: 600; margin-bottom: 0.5rem; }
p { margin-bottom: 1rem; }

/* ── Layout helpers ───────────────────────────── */
.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

section { padding-block: 3.5rem; }

/* ── Skip link ────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-primary);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 0 0 4px 4px;
  font-weight: 600;
  z-index: 9999;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* ── 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) 10%, transparent);
  box-shadow: 0 2px 8px color-mix(in srgb, var(--color-primary) 8%, transparent);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.75rem;
  gap: 1rem;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}
.site-logo img { width: auto; height: 44px; }
.site-logo span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-primary);
  line-height: 1.2;
  display: none;
}

.header-tel {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-primary);
  font-weight: 600;
  font-family: var(--font-display);
  font-size: 0.9rem;
  white-space: nowrap;
}
.header-tel svg { flex-shrink: 0; }
.header-tel:hover { color: var(--color-accent); text-decoration: none; }

/* Mobile nav toggle */
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  aria-label: "Menu";
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.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); }

/* Nav links */
.site-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 2px solid color-mix(in srgb, var(--color-primary) 15%, transparent);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--color-primary) 10%, transparent);
  padding: 1rem 1.25rem 1.5rem;
}
.site-nav.open { display: block; }
.site-nav ul { list-style: none; display: flex; flex-direction: column; gap: 0.25rem; }
.site-nav a {
  display: block;
  padding: 0.6rem 0.5rem;
  color: var(--color-text);
  font-weight: 600;
  font-family: var(--font-display);
  font-size: 0.95rem;
  border-radius: 4px;
  transition: background 0.2s, color 0.2s;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 8%, transparent);
  text-decoration: none;
}
.site-nav a[aria-current="page"] { color: var(--color-accent); }

/* ── Visual placeholder ───────────────────────── */
.visual-placeholder {
  display: block;
  width: 100%;
  border-radius: 8px;
  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));
}

/* ── Hero section ─────────────────────────────── */
.hero {
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--color-primary) 96%, var(--color-bg)) 0%,
    color-mix(in srgb, var(--color-primary) 85%, var(--color-accent)) 100%
  );
  color: #fff;
  padding-block: 4rem 3rem;
}
.hero h1 { color: #fff; margin-bottom: 1rem; }
.hero .hero-tagline {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: color-mix(in srgb, #fff 85%, var(--color-accent));
  margin-bottom: 2rem;
  max-width: 560px;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}
.hero-visual {
  margin-top: 2rem;
  border-radius: 10px;
  overflow: hidden;
}

/* ── Buttons ──────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.8rem 1.5rem;
  border-radius: 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none !important;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.1s;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn-primary:hover { background: color-mix(in srgb, var(--color-accent) 85%, #000); border-color: color-mix(in srgb, var(--color-accent) 85%, #000); }

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.7);
}
.btn-outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; }

.btn-outline-dark {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline-dark:hover { background: var(--color-primary); color: #fff; }

/* ── Trust bar ────────────────────────────────── */
.trust-bar {
  background: color-mix(in srgb, var(--color-primary) 5%, var(--color-bg));
  border-bottom: 1px solid color-mix(in srgb, var(--color-secondary) 30%, transparent);
  padding-block: 1.25rem;
}
.trust-bar-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem 2.5rem;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-primary);
}
.trust-item svg { color: var(--color-accent); flex-shrink: 0; }

/* ── Section — Services ───────────────────────── */
.section-services { background: var(--color-bg); }
.section-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 2rem;
}
.service-card {
  border: 1.5px solid color-mix(in srgb, var(--color-primary) 12%, transparent);
  border-radius: 10px;
  overflow: hidden;
  transition: box-shadow 0.25s, transform 0.25s;
}
.service-card:hover {
  box-shadow: 0 6px 24px color-mix(in srgb, var(--color-primary) 14%, transparent);
  transform: translateY(-2px);
}
.service-card-body { padding: 1.25rem; }
.service-card h3 { color: var(--color-primary); }
.service-card p { font-size: 0.95rem; color: color-mix(in srgb, var(--color-text) 80%, transparent); margin-bottom: 0; }

/* ── Section — Why us ─────────────────────────── */
.section-why {
  background: color-mix(in srgb, var(--color-primary) 5%, var(--color-bg));
}
.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}
.why-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.why-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: color-mix(in srgb, var(--color-accent) 15%, var(--color-bg));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

/* ── Section — About preview ──────────────────── */
.section-about-preview {
  background: var(--color-bg);
}
.about-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

/* ── Section — CTA banner ─────────────────────── */
.section-cta-banner {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    color-mix(in srgb, var(--color-primary) 80%, var(--color-accent)) 100%
  );
  color: #fff;
  text-align: center;
  padding-block: 3rem;
}
.section-cta-banner h2 { color: #fff; margin-bottom: 0.75rem; }
.section-cta-banner p { color: rgba(255,255,255,0.85); margin-bottom: 1.75rem; max-width: 500px; margin-inline: auto; }

/* ── Footer ───────────────────────────────────── */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.8);
  padding-block: 2.5rem 1.5rem;
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.footer-brand { color: #fff; }
.footer-brand h3 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}
.footer-links h4 {
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 0.4rem; }
.footer-links a { color: rgba(255,255,255,0.75); font-size: 0.9rem; }
.footer-links a:hover { color: #fff; text-decoration: underline; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  margin-top: 2rem;
  padding-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
}
.footer-bottom a { color: rgba(255,255,255,0.65); }
.footer-bottom a:hover { color: #fff; }

/* ── Contact page ─────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
.contact-info-list { list-style: none; display: flex; flex-direction: column; gap: 1rem; }
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.contact-info-item svg { color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }
.contact-info-item strong { display: block; font-family: var(--font-display); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-secondary); }

/* Contact form */
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.35rem; }
.form-group label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-primary);
}
.form-group input,
.form-group select,
.form-group textarea {
  border: 1.5px solid color-mix(in srgb, var(--color-secondary) 40%, transparent);
  border-radius: 6px;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color 0.2s;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 15%, transparent);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-notice { font-size: 0.82rem; color: var(--color-secondary); }

.osm-map {
  width: 100%;
  height: 300px;
  border-radius: 8px;
  border: 1.5px solid color-mix(in srgb, var(--color-secondary) 30%, transparent);
}

/* ── Services page ────────────────────────────── */
.services-page-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-top: 2.5rem;
}
.service-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
}
.service-detail-list { list-style: none; padding: 0; }
.service-detail-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid color-mix(in srgb, var(--color-secondary) 20%, transparent);
  font-size: 0.95rem;
}
.service-detail-list li:last-child { border-bottom: none; }
.service-detail-list li::before {
  content: "✓";
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── About page ───────────────────────────────── */
.about-intro { max-width: 720px; }
.about-values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.value-card {
  background: color-mix(in srgb, var(--color-primary) 4%, var(--color-bg));
  border-left: 4px solid var(--color-accent);
  padding: 1.25rem 1.5rem;
  border-radius: 0 6px 6px 0;
}
.value-card h3 { font-size: 1rem; color: var(--color-primary); margin-bottom: 0.3rem; }
.value-card p { margin-bottom: 0; font-size: 0.95rem; }

/* ── Page header (inner pages) ────────────────── */
.page-header {
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--color-primary) 96%, var(--color-bg)) 0%,
    color-mix(in srgb, var(--color-primary) 85%, var(--color-accent)) 100%
  );
  color: #fff;
  padding-block: 3rem 2.5rem;
}
.page-header h1 { color: #fff; }
.page-header p { color: rgba(255,255,255,0.85); max-width: 600px; margin-top: 0.5rem; margin-bottom: 0; }
.breadcrumb {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 1rem;
  font-family: var(--font-display);
}
.breadcrumb a { color: rgba(255,255,255,0.75); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { margin-inline: 0.4rem; }

/* ── Mentions légales ─────────────────────────── */
.legal-content h2 {
  font-size: 1.2rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid color-mix(in srgb, var(--color-accent) 20%, transparent);
}
.legal-content p, .legal-content li { font-size: 0.95rem; }
.legal-content ul { padding-left: 1.5rem; margin-bottom: 1rem; }

/* ── Tablet+ ──────────────────────────────────── */
@media (min-width: 640px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-values-grid { grid-template-columns: 1fr 1fr; }
  .services-page-grid { gap: 4rem; }
  .service-block { grid-template-columns: 1fr 1fr; }
  .service-block:nth-child(even) .service-block-visual { order: -1; }
  .osm-map { height: 360px; }
}

/* ── Desktop ──────────────────────────────────── */
@media (min-width: 900px) {
  .site-logo span { display: block; }
  .nav-toggle { display: none; }
  .site-nav {
    display: block;
    position: static;
    border: none;
    box-shadow: none;
    padding: 0;
    background: transparent;
  }
  .site-nav ul {
    flex-direction: row;
    gap: 0.25rem;
    align-items: center;
  }
  .site-nav a {
    padding: 0.45rem 0.85rem;
    font-size: 0.9rem;
  }
  .hero { padding-block: 5rem 4rem; }
  .hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
  }
  .hero-visual { margin-top: 0; }
  .services-grid { grid-template-columns: repeat(4, 1fr); }
  .about-split { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .about-values-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ── Animations — Template Lumière ─────────────────
   Toutes les animations sont dans prefers-reduced-motion:
   no-preference — silencieuses pour les utilisateurs
   qui préfèrent moins de mouvement.
──────────────────────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {

  /* 1 · Entrée hero — texte et visuel au chargement */
  @keyframes lumiere-rise {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: none; }
  }

  .hero-text h1            { animation: lumiere-rise 0.6s  ease-out   0ms both; }
  .hero-text .hero-tagline { animation: lumiere-rise 0.6s  ease-out 150ms both; }
  .hero-text .hero-ctas    { animation: lumiere-rise 0.6s  ease-out 300ms both; }
  .hero-visual             { animation: lumiere-rise 0.65s ease-out 200ms both; }

  /* 2 · Hover lift sur les visual-placeholders hors service-card */
  .hero-visual .visual-placeholder,
  .about-split .visual-placeholder {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  .hero-visual .visual-placeholder:hover,
  .about-split .visual-placeholder:hover {
    transform: scale(1.025);
    box-shadow: 0 10px 30px color-mix(in srgb, var(--color-primary) 18%, transparent);
  }

  /* 3 · Trust-bar stagger — .visible ajouté par IO */
  .trust-item {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
  }
  .trust-item.visible { opacity: 1; transform: none; }
  .trust-item:nth-child(2).visible { transition-delay: 100ms; }
  .trust-item:nth-child(3).visible { transition-delay: 200ms; }
  .trust-item:nth-child(4).visible { transition-delay: 300ms; }

  /* 4 · Why-icon pop quand le why-item devient visible */
  @keyframes lumiere-icon-pop {
    0%   { transform: scale(0.55); opacity: 0; }
    65%  { transform: scale(1.12); }
    100% { transform: scale(1);   opacity: 1; }
  }
  .why-item .why-icon { opacity: 0; }
  .why-item.visible .why-icon {
    animation: lumiere-icon-pop 0.45s cubic-bezier(0.34, 1.56, 0.64, 1) 0.05s both;
  }

  /* 5 · About-split + CTA banner — révélation IO */
  .about-split > div,
  .section-cta-banner h2,
  .section-cta-banner p,
  .section-cta-banner .hero-ctas {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.55s ease, transform 0.55s ease;
  }
  .about-split > div.visible,
  .section-cta-banner h2.visible,
  .section-cta-banner p.visible,
  .section-cta-banner .hero-ctas.visible {
    opacity: 1;
    transform: none;
  }
  .about-split > div:nth-child(2)   { transition-delay: 150ms; }
  .section-cta-banner p             { transition-delay: 100ms; }
  .section-cta-banner .hero-ctas    { transition-delay: 220ms; }

  /* 6 · Focus-visible élégant sur les boutons */
  .btn:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 3px;
    transition: outline-offset 0.15s ease;
  }
}

/* ── Filet de sécurité accessibilité ──────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}