:root {
  /* Palette STL #Livraison (reprise du logo et du site stllivraison.com) */
  --ink: #14261f;
  --ink-soft: #4c5f56;
  --line: #dfe7e2;
  --bg: #f4f8f5;
  --card: #ffffff;
  --brand: #276955;          /* vert STL du logo */
  --brand-dark: #1b4a3b;
  --brand-soft: #e6f1ec;
  --accent: #8ac53f;         /* vert clair du "#Livraison" */
  --accent-dark: #6da42c;
  --accent-soft: #f0f8e2;
  --success: #157347;
  --success-soft: #e4f4ec;
  --warning: #9a6200;
  --warning-soft: #fdf3e0;
  --danger: #b3261e;
  --danger-soft: #fbe9e8;
  --radius: 14px;
  --shadow: 0 2px 4px rgba(20, 38, 31, .04), 0 12px 32px rgba(20, 38, 31, .08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

.container { width: min(1120px, calc(100% - 2rem)); margin-inline: auto; }
.container-narrow { width: min(760px, calc(100% - 2rem)); margin-inline: auto; }

/* ---------- Ligne de recapitulatif (tunnel, page succes, back-office) ---------- */
.recap-line { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: .35rem 0; font-size: .9rem; border-bottom: 1px dashed var(--line); }
.recap-line:last-child { border-bottom: 0; }
.recap-line > span:first-child { color: var(--ink-soft); flex: none; }

/* ---------- Header ---------- */
.site-header {
  background: #fff;
  color: var(--ink);
  padding: .75rem 0;
  border-bottom: 1px solid var(--line);
}
.site-header .inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .8rem; font-weight: 700; letter-spacing: .02em; color: var(--ink); text-decoration: none; }
.brand-logo { height: 48px; width: auto; display: block; }
.brand small { display: block; font-weight: 600; font-size: .72rem; color: var(--ink-soft); letter-spacing: .06em; text-transform: uppercase; }
.brand-baseline { font-size: .78rem; font-weight: 600; color: var(--ink-soft); letter-spacing: .06em; text-transform: uppercase; }
.header-contact { font-size: .88rem; color: var(--ink-soft); text-align: right; }
.header-contact a { color: var(--brand); text-decoration: none; font-weight: 700; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(150deg, var(--brand) 0%, var(--brand-dark) 62%, #12332a 100%);
  color: #fff;
  padding: 3rem 0 4.5rem;
}
.hero-eyebrow { margin: 0 0 .5rem; font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.hero h1 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); margin: 0 0 .7rem; line-height: 1.18; }
.hero p { margin: 0; max-width: 46rem; opacity: .9; }
.hero .badges { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.4rem; }
.badge-pill {
  background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .22);
  padding: .35rem .8rem; border-radius: 999px; font-size: .85rem;
}

/* ---------- Cards ---------- */
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 1.5rem;
}
.card + .card { margin-top: 1.1rem; }
.card h2 { margin-top: 0; font-size: 1.15rem; }
.pull-up { margin-top: -3rem; position: relative; }

.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }

/* ---------- Forms ---------- */
label { font-weight: 600; font-size: .9rem; display: block; margin-bottom: .3rem; }
.hint { font-weight: 400; color: var(--ink-soft); font-size: .82rem; }
input[type=text], input[type=email], input[type=tel], input[type=number], input[type=password],
input[type=date], input[type=search], select, textarea {
  width: 100%; padding: .7rem .85rem; border: 1px solid var(--line); border-radius: 10px;
  font: inherit; color: var(--ink); background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand-soft); border-color: var(--brand); }
textarea { min-height: 90px; resize: vertical; }
.field { margin-bottom: 1rem; }
.field-error { color: var(--danger); font-size: .82rem; margin-top: .25rem; }
.input-invalid { border-color: var(--danger) !important; background: #fffafa; }

.checkbox { display: flex; gap: .6rem; align-items: flex-start; font-weight: 500; }
.checkbox input { margin-top: .25rem; width: 18px; height: 18px; flex: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .75rem 1.3rem; border-radius: 10px; border: 1px solid transparent;
  font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; transition: .15s ease;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-accent { background: var(--accent); color: #17300a; }
.btn-accent:hover { background: var(--accent-dark); }
.btn-accent:hover { filter: brightness(.96); }
.btn-ghost { background: #fff; border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); }
.btn-danger { background: var(--danger-soft); color: var(--danger); border-color: #f2c9c6; }
.btn-sm { padding: .45rem .8rem; font-size: .85rem; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ---------- Utilities ---------- */
.tag {
  display: inline-flex; align-items: center; gap: .35rem; padding: .2rem .6rem; border-radius: 999px;
  font-size: .78rem; font-weight: 700; letter-spacing: .01em;
}
.tag-success { background: var(--success-soft); color: var(--success); }
.tag-warning { background: var(--warning-soft); color: var(--warning); }
.tag-danger  { background: var(--danger-soft); color: var(--danger); }
.tag-info    { background: var(--brand-soft); color: var(--brand); }
.tag-muted   { background: #edf2ef; color: var(--ink-soft); }

.muted { color: var(--ink-soft); }
.small { font-size: .85rem; }
.strong { font-weight: 700; }
.right { text-align: right; }
.center { text-align: center; }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.6rem; }
.mb-0 { margin-bottom: 0; } .mb-2 { margin-bottom: 1rem; }
.flex { display: flex; gap: .75rem; align-items: center; }
.flex-between { display: flex; gap: .75rem; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.flex-wrap { flex-wrap: wrap; }

.alert { border-radius: 12px; padding: .85rem 1rem; margin-bottom: 1rem; font-size: .92rem; }
.alert-success { background: var(--success-soft); color: var(--success); }
.alert-error { background: var(--danger-soft); color: var(--danger); }
.alert-info { background: var(--brand-soft); color: var(--brand); }

table { width: 100%; border-collapse: collapse; }
th, td { padding: .65rem .6rem; text-align: left; border-bottom: 1px solid var(--line); font-size: .92rem; vertical-align: top; }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-soft); }
tr:last-child td { border-bottom: 0; }

.price-lines { list-style: none; margin: 0; padding: 0; }
.price-lines li { display: flex; justify-content: space-between; gap: 1rem; padding: .4rem 0; border-bottom: 1px dashed var(--line); font-size: .93rem; }
.price-total { display: flex; justify-content: space-between; align-items: baseline; margin-top: .8rem; font-size: 1.35rem; font-weight: 800; }

.site-footer { padding: 2.5rem 0; color: var(--ink-soft); font-size: .88rem; }
.site-footer a { color: var(--ink-soft); }

@media print {
  .site-header, .site-footer, .no-print { display: none !important; }
  body { background: #fff; }
  .card { box-shadow: none; border: 1px solid #ccc; }
}