:root { --bg:#0b0c10; --panel:#111318; --text:#e9eef3; --muted:#9aa5b1; --accent:#3fa7ff; --success:#2ecc71; }
*{box-sizing:border-box} body{margin:0;background:var(--bg);color:var(--text);font:16px/1.45 system-ui,-apple-system,Segoe UI,Roboto}
.wrap{max-width:1100px;margin:0 auto;padding:16px}
header{border-bottom:1px solid #1b1f28;background:#0c0e14;position:sticky;top:0;z-index:10}
.brand{font-weight:700;letter-spacing:.5px}
.brand .muted{color:var(--muted);font-weight:600}
nav a{color:var(--muted);text-decoration:none;margin-left:16px}
nav a:hover{color:var(--text)}
.card{background:var(--panel);border:1px solid #1b1f28;border-radius:16px;padding:16px;box-shadow:0 8px 24px rgba(0,0,0,.25);margin:16px 0}
.card.narrow{max-width:420px}
.title{margin:0 0 8px 0;font-size:24px}
.btn{display:inline-block;background:var(--accent);color:#001018;border:none;border-radius:12px;padding:10px 14px;text-decoration:none;font-weight:600}
.btn.small{padding:6px 10px;border-radius:10px}
.btn.outline{background:transparent;color:var(--text);border:1px solid #334155}
.alert{background:#3b1d1d;color:#ffdede;border:1px solid #5b2c2c;border-radius:8px;padding:10px;margin-bottom:10px}
label{display:block;margin:10px 0 6px;color:var(--muted)}
input,select{width:100%;padding:10px;border-radius:10px;border:1px solid #2a2f3a;background:#0e1117;color:var(--text)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.row{display:flex;gap:10px;align-items:center}
.row.between{justify-content:space-between}
.badge{background:#1b2836;color:#bfe2ff;border:1px solid #223145;border-radius:999px;padding:4px 10px;font-size:12px}
.table{width:100%;border-collapse:collapse;background:var(--panel);border-radius:12px;overflow:hidden}
.table th,.table td{border-bottom:1px solid #1b1f28;padding:10px;text-align:left}
.hint{color:var(--muted);font-size:12px;margin-top:8px}
footer{border-top:1px solid #1b1f28;color:var(--muted)}

/* ---- Hero background (airport) ---- */
.hero{
  position:relative;
  border-radius:16px;
  overflow:hidden;
  margin:16px 0;
  min-height:260px;
  background:
    linear-gradient(180deg, rgba(0,0,0,.45), rgba(0,0,0,.6)),
    url('/static/airport.jpg') center/contain no-repeat,
    linear-gradient(135deg, #0b0c10, #111318);
  display:flex;align-items:center;justify-content:center;
  border:1px solid #1b1f28;
  box-shadow:0 8px 24px rgba(0,0,0,.25);
}
.hero-inner{padding:32px}
.hero .title{font-size:28px;margin-bottom:6px}
.hero p{color:#d8dee9}

/* ---- Hero full-width image ---- */
.hero{
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  margin: 16px 0;
  border: 1px solid #1b1f28;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
.hero-img{
  width: 100%;
  height: auto;
  display: block;
}
.hero-overlay{
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.60));
  pointer-events: none;
}
.hero-inner{
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  text-align: left;
}

/* === ONYX secure indicator === */
#onyx-sec-indicator.onyx-sec {
  position: fixed;
  top: 14px;
  right: 14px;
  z-index: 9999;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 999px;
  font: 500 14px/1.2 system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  box-shadow: 0 4px 16px rgba(0,0,0,.12);
  transform: translateY(-8px);
  opacity: 0;
  transition: opacity .25s ease, transform .25s ease;
  backdrop-filter: saturate(140%) blur(6px);
}

#onyx-sec-indicator.onyx-sec--hidden { opacity: 0; transform: translateY(-8px); }
#onyx-sec-indicator:not(.onyx-sec--hidden) { opacity: 1; transform: translateY(0); }

#onyx-sec-indicator.onyx-sec--ok {
  background: rgba(22,163,74,.10);
  color: #065f46;
  border: 1px solid rgba(22,163,74,.25);
}

#onyx-sec-indicator.onyx-sec--danger {
  background: rgba(220,38,38,.10);
  color: #7f1d1d;
  border: 1px solid rgba(220,38,38,.25);
}

#onyx-sec-indicator .onyx-sec__dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 3px rgba(255,255,255,.6) inset;
}

#onyx-sec-indicator .onyx-sec__text { white-space: nowrap; }
@media (max-width: 480px) {
  #onyx-sec-indicator .onyx-sec__text { display: none; }
}
/* === Bouton "Réserver" dans le menu === */
nav a.btn-reserver {
  background-color: #900c3f;
  color: #ffffff;
  padding: 0.35rem 0.9rem;
  border-radius: 4px;
  margin-left: 8px;
  font-weight: 600;
  text-decoration: none;
}

nav a.btn-reserver:hover {
  opacity: 0.9;
}

.reserver-layout {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.form-column {
  flex: 2;
}

.summary-column {
  flex: 1.3;
}

.section-title {
  margin: 18px 0 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .12em;
}

.summary-box {
  background: var(--panel);
  border: 1px solid #1b1f28;
  border-radius: 14px;
  padding: 12px;
  font-size: 13px;
  box-shadow: 0 6px 18px rgba(0,0,0,.35);
}

.summary-box h3 {
  margin: 4px 0 4px;
  font-size: 13px;
  color: var(--accent);
}

.summary-item {
  margin-bottom: 4px;
}

.summary-label {
  font-weight: 600;
  color: var(--text);
  margin-right: 4px;
}

.summary-value,
.summary-item span {
  color: var(--muted);
}

.options-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
}

.options-grid label {
  display: flex;
  align-items: center;
  gap: 6px;
}

@media (max-width: 900px) {
  .reserver-layout {
    flex-direction: column;
  }
}