@import url("tokens.css");

/* ─── 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: 1.6;
}

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

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
a:hover, a:focus { color: var(--color-primary); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary);
}

h1 { font-size: clamp(1.6rem, 5vw, 2.4rem); }
h2 { font-size: clamp(1.25rem, 4vw, 1.8rem); }
h3 { font-size: clamp(1.05rem, 3vw, 1.3rem); }

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

ul, ol { padding-left: 1.4em; }
li { margin-bottom: 0.4em; }

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

.section {
  padding-block: 3rem;
}

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

/* ─── Fade-in animation ─── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-in.is-visible {
  opacity: 1;
  transform: none;
}

/* ─── Visual placeholders ─── */
.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));
}

/* ─── Header ─── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 2px solid var(--color-primary);
  box-shadow: 0 1px 6px rgba(30, 58, 138, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 64px;
}

.site-logo {
  flex-shrink: 0;
  text-decoration: none;
}

.site-logo img, .site-logo svg {
  height: 44px;
  width: auto;
}

/* ─── Nav ─── */
.nav-menu {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 2px solid var(--color-primary);
  padding: 1rem 1.25rem;
  list-style: none;
  gap: 0;
}
.nav-menu.is-open { display: flex; }

.nav-menu li a {
  display: block;
  padding: 0.65rem 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--color-secondary) 30%, var(--color-bg));
}
.nav-menu li:last-child a { border-bottom: none; }
.nav-menu li a:hover, .nav-menu li a:focus { color: var(--color-accent); }
.nav-menu li a[aria-current="page"] { color: var(--color-accent); }

/* Hamburger button */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}
.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-cta {
  display: none;
}

/* ─── Hero ─── */
.hero {
  padding-block: 3rem;
  background: linear-gradient(160deg, color-mix(in srgb, var(--color-primary) 6%, var(--color-bg)) 0%, var(--color-bg) 100%);
}

.hero__content {
  margin-bottom: 2rem;
}

.hero h1 {
  margin-bottom: 1rem;
}

.hero__lead {
  font-size: 1.1rem;
  color: #374151;
  margin-bottom: 1.5rem;
  max-width: 60ch;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.7em 1.4em;
  border-radius: 6px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.btn--primary {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}
.btn--primary:hover, .btn--primary:focus {
  background: #162e6e;
  border-color: #162e6e;
  color: #ffffff;
}

.btn--accent {
  background: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}
.btn--accent:hover, .btn--accent:focus {
  background: #0771a0;
  border-color: #0771a0;
  color: #ffffff;
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover, .btn--outline:focus {
  background: var(--color-primary);
  color: #ffffff;
}

/* ─── Section titles ─── */
.section-title {
  margin-bottom: 0.5rem;
}
.section-subtitle {
  color: #6b7280;
  font-size: 1rem;
  margin-bottom: 2rem;
  max-width: 65ch;
}

/* ─── Cards grid ─── */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: var(--color-bg);
  border: 1px solid color-mix(in srgb, var(--color-secondary) 40%, var(--color-bg));
  border-radius: 10px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(30, 58, 138, 0.06);
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover {
  box-shadow: 0 4px 18px rgba(30, 58, 138, 0.12);
  transform: translateY(-2px);
}

.card h3 {
  margin-bottom: 0.75rem;
}

.card p {
  font-size: 0.95rem;
  color: #374151;
}

/* ─── Service detail section ─── */
.service-block {
  border-left: 4px solid var(--color-accent);
  padding-left: 1.25rem;
  margin-bottom: 2.5rem;
}

.service-block h2 {
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.service-block ul {
  font-size: 0.95rem;
  color: #374151;
}

/* ─── Team grid ─── */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.team-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: color-mix(in srgb, var(--color-primary) 5%, var(--color-bg));
  border-radius: 8px;
  border-left: 3px solid var(--color-accent);
}

.team-card__avatar {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: #ffffff;
}

.team-card__name {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.95rem;
}

.team-card__role {
  font-size: 0.85rem;
  color: #6b7280;
}

/* ─── CTA banner ─── */
.cta-banner {
  background: var(--color-primary);
  color: #ffffff;
  padding-block: 2.5rem;
  text-align: center;
}

.cta-banner h2 {
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.cta-banner p {
  color: rgba(255,255,255,0.85);
  margin-bottom: 1.5rem;
  max-width: 55ch;
  margin-inline: auto;
}

.cta-banner .btn--accent {
  font-size: 1.05rem;
  padding: 0.8em 1.8em;
}

/* ─── Info boxes ─── */
.info-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.info-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 1rem;
  margin-bottom: 0;
}

.info-list li strong {
  color: var(--color-primary);
  min-width: 6rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
}

/* ─── Contact form ─── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.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-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.65rem 0.9rem;
  border: 2px solid color-mix(in srgb, var(--color-secondary) 60%, 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 0.2s;
  width: 100%;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea { min-height: 140px; resize: vertical; }

.form-privacy {
  font-size: 0.8rem;
  color: #6b7280;
  line-height: 1.5;
}

/* ─── Map ─── */
.map-wrapper {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--color-secondary) 40%, var(--color-bg));
}
.map-wrapper iframe {
  display: block;
  width: 100%;
  height: 300px;
  border: none;
}

/* ─── Footer ─── */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.85);
  padding-block: 2.5rem 1.5rem;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.75rem;
}

.footer-col p,
.footer-col address {
  font-style: normal;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
}

.footer-col a {
  color: rgba(255,255,255,0.85);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.footer-col a:hover { color: #ffffff; }

.footer-nav {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 1rem;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

/* ─── Phone link highlight ─── */
.phone-link {
  font-size: 1.2rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
}
.phone-link:hover, .phone-link:focus { color: var(--color-primary); }

/* ═══════════════════════════════════════════════════════
   Animation pass — Template B · Cabinet Chauvel · WEB-4264
   ═══════════════════════════════════════════════════════ */

/* ─── Reduced-motion safeguard (requis WCAG 2.3) ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

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

  /* 1. Hero above-fold — entrée CSS keyframe */
  @keyframes anim-fade-up {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: none; }
  }

  .hero__content {
    animation: anim-fade-up 0.55s ease both;
  }

  .hero > div:last-child {
    animation: anim-fade-up 0.55s 0.15s ease both;
  }

  /* 2. Entrées échelonnées — cards & team-cards */
  .cards .card:nth-child(2) { transition-delay: 110ms; }
  .cards .card:nth-child(3) { transition-delay: 220ms; }
  .cards .card:nth-child(4) { transition-delay: 330ms; }

  .team-grid .team-card:nth-child(2) { transition-delay: 70ms; }
  .team-grid .team-card:nth-child(3) { transition-delay: 140ms; }
  .team-grid .team-card:nth-child(4) { transition-delay: 210ms; }
  .team-grid .team-card:nth-child(5) { transition-delay: 280ms; }
  .team-grid .team-card:nth-child(6) { transition-delay: 350ms; }

  /* 3. Visual placeholder — hover lift */
  .visual-placeholder {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .visual-placeholder:hover {
    transform: translateY(-4px) scale(1.015);
    box-shadow: 0 8px 24px rgba(30, 58, 138, 0.14);
  }

  /* 4. Nav links — soulignement animé (desktop) */
  @media (min-width: 768px) {
    .nav-menu li a {
      position: relative;
    }

    .nav-menu li a::after {
      content: '';
      position: absolute;
      inset-inline: 0.75rem;
      bottom: 1px;
      height: 2px;
      background: var(--color-accent);
      border-radius: 1px;
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.2s ease;
    }

    .nav-menu li a:hover::after,
    .nav-menu li a[aria-current="page"]::after {
      transform: scaleX(1);
    }
  }

  /* 5. Focus-visible — ring élégant */
  :focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: 4px;
  }

  .btn:focus-visible {
    outline-offset: 5px;
  }

}

/* ─── Tablet (≥768px) ─── */
@media (min-width: 768px) {
  .nav-toggle { display: none; }

  .nav-menu {
    display: flex;
    flex-direction: row;
    position: static;
    border-bottom: none;
    padding: 0;
    gap: 0.25rem;
    align-items: center;
  }
  .nav-menu li a {
    padding: 0.4rem 0.75rem;
    border-bottom: none;
    border-radius: 4px;
    font-size: 0.9rem;
  }
  .nav-menu li a:hover, .nav-menu li a:focus {
    background: color-mix(in srgb, var(--color-primary) 8%, var(--color-bg));
  }

  .nav-cta {
    display: inline-flex;
  }

  .hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 2.5rem;
    padding-block: 4rem;
  }
  .hero__content { margin-bottom: 0; }

  .cards { grid-template-columns: repeat(2, 1fr); }

  .team-grid { grid-template-columns: repeat(2, 1fr); }

  .contact-grid { grid-template-columns: 1fr 1fr; }

  .footer-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ─── Desktop (≥1024px) ─── */
@media (min-width: 1024px) {
  .section { padding-block: 4.5rem; }

  .cards { grid-template-columns: repeat(3, 1fr); }

  .team-grid { grid-template-columns: repeat(3, 1fr); }

  .map-wrapper iframe { height: 380px; }
}