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

:root {
  --cream:        #f9f8f6;
  --beige:        #f2ede6;
  --border:       #e8e2d9;

  --ink:          #1a1a1a;
  --ink-mid:      #4a4a4a;
  --ink-light:    #8f8880;

  --accent:       #1d3557;
  --accent-hover: #162843;
  --accent-soft:  #e8edf3;

  --footer-bg:    #111111;

  --radius:       10px;
  --radius-lg:    18px;
  --max-w:        960px;
  --section-py:   100px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ── Layout ─────────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px;
}

section {
  padding: var(--section-py) 0;
  border-top: 1px solid var(--border);
}

section:first-of-type { border-top: none; }

/* ── Typography ─────────────────────────────────────────────── */
h1 {
  font-size: clamp(2.8rem, 6vw, 4.2rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.06;
  color: var(--ink);
}

h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 20px;
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

p { color: var(--ink-mid); }

a { color: var(--accent); }

.kicker {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 12px;
}

/* ── Header ─────────────────────────────────────────────────── */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(249, 248, 246, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px;
  height: 58px;
}

.nav-logo {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--ink-light);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 400;
  transition: color 0.12s;
}

.nav-links a:hover { color: var(--ink); }

/* ── Hero ───────────────────────────────────────────────────── */
#accueil {
  padding: 0;
  border-top: none;
}

.hero-center {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 110px 40px 100px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.hero-center .kicker { margin-bottom: 20px; }

.hero-center h1 {
  margin-bottom: 28px;
}

.hero-center .subtitle {
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--ink-mid);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 12px;
}

.hero-center .tagline {
  font-size: 0.925rem;
  color: var(--ink-light);
  max-width: 460px;
  line-height: 1.65;
}

/* ── À propos ───────────────────────────────────────────────── */
#apropos .container,
#applications .container,
#assistance .container {
  text-align: center;
}

#apropos .lead {
  font-size: 1.05rem;
  color: var(--ink-mid);
  max-width: 600px;
  line-height: 1.8;
  margin-top: 4px;
  margin-left: auto;
  margin-right: auto;
}

.apropos-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 36px;
  justify-content: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-mid);
  background: var(--beige);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 100px;
}

.pill-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── Applications ───────────────────────────────────────────── */
.app-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  margin-top: 40px;
  margin-left: auto;
  margin-right: auto;
  max-width: 680px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
  box-shadow:
    0 0 0 1px rgba(0,0,0,0.04),
    0 4px 16px rgba(0,0,0,0.06),
    0 12px 40px rgba(0,0,0,0.04);
  transition: box-shadow 0.22s ease, transform 0.22s ease;
}

.app-card:hover {
  box-shadow:
    0 0 0 1px rgba(0,0,0,0.05),
    0 8px 24px rgba(0,0,0,0.09),
    0 20px 56px rgba(0,0,0,0.06);
  transform: translateY(-3px);
}

.app-card-img {
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  border-right: 1px solid var(--border);
}

.app-card-img img {
  width: 140px;
  height: 140px;
  object-fit: contain;
}

.app-card-body {
  padding: 36px 36px 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 14px;
}

.app-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 6px;
  width: fit-content;
}

.app-card-body h3 { font-size: 1.35rem; margin: 0; }
.app-card-body p  { font-size: 0.9rem; line-height: 1.65; margin: 0; }

/* ── Boutons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.14s, transform 0.1s;
  width: fit-content;
  font-family: inherit;
}

.btn svg { flex-shrink: 0; }

.btn:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

/* ── Formulaire ─────────────────────────────────────────────── */
.contact-intro {
  font-size: 1rem;
  color: var(--ink-mid);
  max-width: 520px;
  margin-bottom: 4px;
  margin-left: auto;
  margin-right: auto;
}

.contact-form {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-light);
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: inherit;
  font-size: 0.925rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 11px 14px;
  outline: none;
  width: 100%;
  transition: border-color 0.14s, box-shadow 0.14s;
  -webkit-appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: #c5bdb4; }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(29, 53, 87, 0.1);
}

.form-group textarea { resize: vertical; min-height: 128px; }
.form-group select { cursor: pointer; color: var(--ink); }

.hidden { display: none; }

.contact-alt {
  margin-top: 18px;
  font-size: 0.85rem;
  color: var(--ink-light);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.contact-alt a {
  color: var(--accent);
  font-weight: 500;
  text-decoration: none;
}

.contact-alt a:hover { text-decoration: underline; }

/* ── Mentions légales ───────────────────────────────────────── */
.mentions-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 64px;
}

.mention-block.full { grid-column: 1 / -1; }

.mention-block h3 {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-light);
  margin-bottom: 10px;
}

.mention-block p,
.mention-block address {
  font-style: normal;
  color: var(--ink-mid);
  font-size: 0.9rem;
  line-height: 1.75;
}

.mention-block a {
  color: var(--accent);
  text-decoration: none;
}

.mention-block a:hover { text-decoration: underline; }

.mentions-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
  font-size: 0.875rem;
}

.mentions-table th,
.mentions-table td {
  text-align: left;
  padding: 10px 14px;
  border: 1px solid var(--border);
  color: var(--ink-mid);
}

.mentions-table th {
  background: var(--beige);
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.mentions-table a { color: var(--accent); text-decoration: none; }
.mentions-table a:hover { text-decoration: underline; }

.mentions-list {
  margin: 10px 0 0 18px;
  color: var(--ink-mid);
  font-size: 0.9rem;
}

.mentions-list li { margin-bottom: 4px; }

/* ── Footer ─────────────────────────────────────────────────── */
footer {
  background: var(--footer-bg);
  padding: 44px 0 32px;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  margin-bottom: 24px;
}

.footer-brand .name {
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.01em;
}

.footer-brand .tagline {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  margin-top: 4px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  align-items: center;
}

.footer-links a {
  color: rgba(255,255,255,0.45);
  text-decoration: none;
  font-size: 0.82rem;
  transition: color 0.12s;
}

.footer-links a:hover { color: #fff; }

.footer-bottom {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.25);
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --section-py: 72px; }

  .container  { padding: 0 24px; }
  nav         { padding: 0 24px; }
  .footer-inner { padding: 0 24px; }

  /* Hero */
  .hero-center { padding: 72px 24px 64px; }

  /* App card : empiler */
  .app-card {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .app-card-img {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 28px;
  }

  .app-card-img img { width: 100px; height: 100px; }

  .app-card-body { padding: 24px; }

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

  /* Mentions */
  .mentions-grid { grid-template-columns: 1fr; }
  .mention-block.full { grid-column: unset; }

  /* Nav */
  .nav-links { gap: 20px; }
  .nav-links a { font-size: 0.78rem; }

  /* Footer */
  .footer-top { flex-direction: column; gap: 20px; }
}