@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700&family=IBM+Plex+Mono:wght@400;500;600&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg: #0B1220;
  --bg-elevated: #111B2E;
  --bg-card: #0F1A30;
  --bg-input: #0B1524;
  --border: #22304A;
  --border-soft: #1A2438;
  --text-primary: #EDF1F7;
  --text-muted: #8B97AE;
  --text-faint: #5C6A82;
  --amber: #E8A33D;
  --amber-soft: rgba(232,163,61,0.12);
  --sky: #4FA8D8;
  --sky-soft: rgba(79,168,216,0.12);
  --success: #4CAF7D;
  --success-soft: rgba(76,175,125,0.12);
  --danger: #E2604F;
  --danger-soft: rgba(226,96,79,0.12);
  --pending: #D9B44A;
  --pending-soft: rgba(217,180,74,0.12);
  --gold: #C9A24B;
  --gold-soft: rgba(201,162,75,0.14);
  --font-display: 'Fraunces', serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --font-body: 'Inter', sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.4;
}
a { color: inherit; text-decoration: none; }
input, select, textarea, button { font-family: var(--font-body); outline: none; }
input:focus, select:focus, textarea:focus, button:focus-visible {
  box-shadow: 0 0 0 2px var(--amber);
}
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 8px; }

.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.container-sm { max-width: 720px; margin: 0 auto; padding: 0 20px; }
.container-md { max-width: 860px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(11,18,32,0.92);
  border-bottom: 1px solid var(--border-soft);
  backdrop-filter: blur(6px);
}
.site-header .inner {
  height: 64px; display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 8px; font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--text-primary); }
.logo svg { color: var(--amber); }
.header-actions { display: flex; align-items: center; gap: 8px; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 10px 16px; border-radius: 999px; font-size: 14px; font-weight: 600; border: none; cursor: pointer; }
.btn-amber { background: var(--amber); color: var(--bg); }
.btn-gold { background: var(--gold); color: var(--bg); }
.btn-ghost { background: transparent; color: var(--text-muted); border: 1px solid var(--border-soft); }
.btn-soft-success { background: var(--success-soft); color: var(--success); }
.btn-soft-danger { background: var(--danger-soft); color: var(--danger); }
.btn-soft-gold { background: var(--gold-soft); color: var(--gold); }
.btn-soft-neutral { background: var(--bg-elevated); color: var(--text-faint); }
.btn-sm { padding: 8px 10px; border-radius: 8px; }

/* Hero */
.hero { padding: 56px 0 40px; }
.hero .eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--amber); }
.hero h1 { font-family: var(--font-display); font-weight: 700; font-size: 44px; line-height: 1.05; margin: 12px 0 12px; max-width: 640px; }
.hero p { color: var(--text-muted); max-width: 560px; font-size: 16px; }
.hero .stats { display: flex; gap: 28px; margin-top: 28px; }
.hero .stat-value { font-family: var(--font-mono); font-size: 26px; font-weight: 600; }
.hero .stat-label { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-faint); }

/* Tabs & filters */
.tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.tab { display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; border-radius: 999px; font-size: 14px; font-weight: 500; background: var(--bg-elevated); color: var(--text-muted); border: none; cursor: pointer; }
.tab.active { background: var(--amber-soft); color: var(--amber); }
.toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.search-box { position: relative; flex: 1; max-width: 360px; }
.search-box svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-faint); }
.search-box input { width: 100%; padding: 10px 12px 10px 34px; border-radius: 999px; background: var(--bg-input); border: 1px solid var(--border); color: var(--text-primary); font-size: 14px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.filter-row select { padding: 9px 12px; border-radius: 999px; background: var(--bg-input); border: 1px solid var(--border); color: var(--text-primary); font-size: 14px; }

/* Grid & cards */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; padding-bottom: 60px; }
.card { display: flex; flex-direction: column; border-radius: 16px; overflow: hidden; background: var(--bg-card); border: 1px solid var(--border); transition: transform .15s ease; }
.card:hover { transform: translateY(-4px); }
.card-image { position: relative; width: 100%; height: 160px; background: linear-gradient(155deg, var(--bg-elevated), var(--bg)); display: flex; align-items: center; justify-content: center; border-bottom: 1px solid var(--border-soft); overflow: hidden; }
.card-image img { width: 100%; height: 100%; object-fit: cover; }
.card-image svg { opacity: .35; }
.badge-vendida { position: absolute; top: 8px; right: 8px; background: var(--gold); color: var(--bg); font-family: var(--font-mono); font-size: 10px; font-weight: 700; letter-spacing: .04em; padding: 4px 8px; border-radius: 999px; }
.card-body { padding: 16px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card-title { font-family: var(--font-display); font-weight: 600; font-size: 16px; line-height: 1.3; }
.card-price { font-family: var(--font-mono); font-size: 18px; font-weight: 600; }
.price-avion { color: var(--amber); }
.price-leg { color: var(--sky); }
.price-suffix { font-size: 12px; color: var(--text-faint); margin-left: 4px; }

.tag { display: inline-flex; align-items: center; gap: 5px; padding: 4px 10px; border-radius: 999px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .02em; }
.tag-avion { background: var(--amber-soft); color: var(--amber); }
.tag-leg { background: var(--sky-soft); color: var(--sky); }
.tag-pending { background: var(--pending-soft); color: var(--pending); }
.tag-approved { background: var(--success-soft); color: var(--success); }
.tag-rejected { background: var(--danger-soft); color: var(--danger); }
.tag-vendida { background: var(--gold-soft); color: var(--gold); }
.tag-neutral { background: var(--bg-elevated); color: var(--text-muted); }

/* Instrument strip (tarjetas) */
.strip { display: flex; background: var(--bg-elevated); border-top: 1px solid var(--border-soft); }
.strip-item { flex: 1; min-width: 0; padding: 8px 12px; display: flex; flex-direction: column; border-left: 1px solid var(--border-soft); }
.strip-item:first-child { border-left: none; }
.strip-label { font-family: var(--font-mono); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; color: var(--text-faint); }
.strip-value { font-family: var(--font-mono); font-size: 13px; color: var(--text-primary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Stat grid (detalle) */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border-soft); border-radius: 12px; overflow: hidden; }
.stat-cell { background: var(--bg-elevated); padding: 12px 16px; display: flex; flex-direction: column; }
@media (max-width: 640px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }

/* Detail page */
.detail-card { border-radius: 16px; overflow: hidden; background: var(--bg-card); border: 1px solid var(--border); }
.detail-image { width: 100%; height: 280px; }
.detail-body { padding: 28px; display: flex; flex-direction: column; gap: 22px; }
.detail-body h1 { font-family: var(--font-display); font-weight: 700; font-size: 30px; margin: 8px 0 6px; }
.detail-price { font-family: var(--font-mono); font-size: 26px; font-weight: 600; }
.back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--text-muted); font-size: 14px; margin: 24px 0 14px; }
.notice { padding: 10px 16px; border-radius: 8px; font-size: 13px; }
.notice-gold { background: var(--gold-soft); color: var(--gold); }
.notice-danger { background: var(--danger-soft); color: var(--danger); }
.contact-box { border-radius: 12px; padding: 16px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px; background: var(--bg-elevated); border: 1px solid var(--border-soft); }

/* Forms */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.field label { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--text-faint); }
.field input, .field select, .field textarea {
  padding: 10px 12px; border-radius: 8px; background: var(--bg-input); border: 1px solid var(--border); color: var(--text-primary); font-size: 14px;
}
.field textarea { resize: vertical; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .row-2, .row-3 { grid-template-columns: 1fr; } }
.category-toggle { display: flex; gap: 8px; margin-bottom: 24px; }
.category-toggle a { flex: 1; text-align: center; padding: 12px; border-radius: 12px; font-size: 14px; font-weight: 500; border: 1px solid var(--border-soft); color: var(--text-muted); background: var(--bg-elevated); }
.category-toggle a.active-avion { background: var(--amber-soft); color: var(--amber); border-color: transparent; }
.category-toggle a.active-leg { background: var(--sky-soft); color: var(--sky); border-color: transparent; }

/* Admin */
.admin-row { display: flex; flex-direction: column; gap: 12px; padding: 16px; border-radius: 12px; background: var(--bg-card); border: 1px solid var(--border); margin-bottom: 12px; }
.admin-row-top { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.admin-thumb { width: 64px; height: 64px; border-radius: 8px; overflow: hidden; flex-shrink: 0; background: var(--bg-elevated); display:flex; align-items:center; justify-content:center; }
.admin-thumb img { width: 100%; height: 100%; object-fit: cover; }
.admin-info { flex: 1; min-width: 200px; }
.admin-info .title { font-size: 14px; font-weight: 500; }
.admin-info .meta { font-family: var(--font-mono); font-size: 12px; color: var(--text-faint); margin-top: 3px; }
.admin-actions { display: flex; gap: 8px; margin-left: auto; }
.sale-form { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px; padding: 12px; border-radius: 8px; background: var(--bg-elevated); border: 1px solid var(--border-soft); }
.empty-state { text-align: center; padding: 60px 0; color: var(--text-faint); }
.stat-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
@media (max-width: 640px) { .stat-cards { grid-template-columns: 1fr; } }
.stat-card { padding: 16px; border-radius: 12px; background: var(--bg-card); border: 1px solid var(--border); }
.stat-card .label { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--text-faint); }
.stat-card .value { font-family: var(--font-mono); font-size: 24px; font-weight: 600; margin-top: 6px; }
.sale-item { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; padding: 14px 16px; border-radius: 12px; background: var(--bg-card); border: 1px solid var(--border); margin-bottom: 10px; }
.sale-item .num { font-family: var(--font-mono); }
.footer-note { font-size: 12px; color: var(--text-faint); margin-top: 40px; line-height: 1.6; }

/* Login */
.login-wrap { max-width: 380px; margin: 90px auto; text-align: center; padding: 0 20px; }
.login-icon { width: 56px; height: 56px; border-radius: 999px; background: var(--bg-elevated); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; color: var(--amber); }
.error-text { color: var(--danger); font-size: 13px; }

/* Galería / carrusel */
.gallery-main { position: relative; width: 100%; height: 320px; background: linear-gradient(155deg, var(--bg-elevated), var(--bg)); display: flex; align-items: center; justify-content: center; overflow: hidden; cursor: zoom-in; }
.gallery-main img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gallery-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 38px; height: 38px; border-radius: 999px; background: rgba(11,18,32,0.65); color: #fff; border: none; font-size: 20px; display: flex; align-items: center; justify-content: center; cursor: pointer; z-index: 2; }
.gallery-arrow.prev { left: 12px; }
.gallery-arrow.next { right: 12px; }
.gallery-counter { position: absolute; bottom: 10px; right: 12px; background: rgba(11,18,32,0.7); color: #fff; font-family: var(--font-mono); font-size: 12px; padding: 3px 9px; border-radius: 999px; z-index: 2; }
.gallery-thumbs { display: flex; gap: 8px; padding: 12px 16px; overflow-x: auto; background: var(--bg-elevated); border-top: 1px solid var(--border-soft); }
.gallery-thumbs img { width: 56px; height: 56px; object-fit: cover; border-radius: 6px; cursor: pointer; border: 2px solid transparent; opacity: .6; flex-shrink: 0; }
.gallery-thumbs img.active { border-color: var(--amber); opacity: 1; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(4,7,14,0.94); z-index: 100; display: none; align-items: center; justify-content: center; }
.lightbox.open { display: flex; }
.lightbox img { max-width: 90vw; max-height: 85vh; object-fit: contain; border-radius: 4px; }
.lightbox-close { position: absolute; top: 20px; right: 24px; background: none; border: none; color: #fff; font-size: 30px; cursor: pointer; line-height: 1; }
.lightbox-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 48px; height: 48px; border-radius: 999px; background: rgba(255,255,255,0.12); color: #fff; border: none; font-size: 26px; display: flex; align-items: center; justify-content: center; cursor: pointer; }
.lightbox-arrow.prev { left: 20px; }
.lightbox-arrow.next { right: 20px; }
.lightbox-counter { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); color: #fff; font-family: var(--font-mono); font-size: 13px; opacity: .8; }
@media (max-width: 640px) {
  .gallery-main { height: 240px; }
  .lightbox-arrow { width: 40px; height: 40px; font-size: 22px; }
}