/* ==========================================================================
   Panel de administración — Sebastián Alonso Inmobiliaria
   Reutiliza la paleta del sitio público (azul oscuro / gris / negro).
   ========================================================================== */

:root {
  --navy-950: #04070d;
  --navy-900: #070f1c;
  --navy-800: #0b1626;
  --navy-700: #101f35;
  --navy-600: #172b46;
  --grey-100: #f4f6f9;
  --grey-300: #c7cedb;
  --grey-400: #a3adc0;
  --grey-500: #7c879c;
  --grey-600: #5b6478;
  --accent: #2f6fed;
  --accent-2: #4fd6ff;
  --radius-sm: 8px;
  --radius-md: 14px;
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--navy-950);
  color: var(--grey-300);
  font-family: var(--font-body);
}
a { color: inherit; text-decoration: none; }
h1,h2,h3,h4 { font-family: var(--font-display); color: #fff; margin: 0 0 .4em; }

/* ---------- Login ---------- */
.admin-login {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(47,111,237,.25), transparent 60%),
    linear-gradient(180deg, var(--navy-900), var(--navy-950));
  padding: 20px;
}
.login-card {
  width: 100%; max-width: 380px;
  background: rgba(16,31,53,.85);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  padding: 36px;
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.login-card img { height: 52px; margin: 0 auto 18px; display: block; }
.login-card h1 { text-align: center; font-size: 20px; }
.login-card .sub { text-align: center; color: var(--grey-500); font-size: 13.5px; margin-bottom: 26px; }

/* ---------- Layout ---------- */
.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 250px; flex-shrink: 0;
  background: var(--navy-900);
  border-right: 1px solid rgba(255,255,255,.06);
  padding: 24px 16px;
  position: sticky; top: 0; height: 100vh;
  display: flex; flex-direction: column;
}
.admin-sidebar .brand { display: flex; align-items: center; gap: 10px; padding: 6px 8px 26px; }
.admin-sidebar .brand img { height: 36px; }
.admin-sidebar .brand span { font-family: var(--font-display); font-size: 13.5px; color: #fff; }
.admin-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; border-radius: 10px; font-size: 14px; color: var(--grey-400); margin-bottom: 4px;
}
.admin-nav a:hover { background: rgba(255,255,255,.05); color: #fff; }
.admin-nav a.active { background: linear-gradient(135deg, rgba(47,111,237,.25), rgba(79,214,255,.1)); color: #fff; border: 1px solid rgba(79,214,255,.25); }
.admin-sidebar .bottom { margin-top: auto; }

.admin-main { flex: 1; min-width: 0; }
.admin-topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 32px; border-bottom: 1px solid rgba(255,255,255,.06);
  background: rgba(7,15,28,.6); backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 10;
}
.admin-topbar h1 { font-size: 19px; margin: 0; }
.admin-content { padding: 32px; }

/* ---------- Cards / KPIs ---------- */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 32px; }
.kpi-card {
  background: var(--navy-800); border: 1px solid rgba(255,255,255,.06); border-radius: var(--radius-md);
  padding: 20px;
}
.kpi-card span { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--grey-500); }
.kpi-card strong { display: block; font-family: var(--font-display); font-size: 28px; color: #fff; margin-top: 6px; }

.panel {
  background: var(--navy-800); border: 1px solid rgba(255,255,255,.06); border-radius: var(--radius-md);
  padding: 26px; margin-bottom: 26px;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 10px; }
.panel-head h2 { font-size: 17px; margin: 0; }

/* ---------- Tabla ---------- */
table.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th {
  text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .05em;
  color: var(--grey-500); padding: 10px 14px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.admin-table td { padding: 12px 14px; border-bottom: 1px solid rgba(255,255,255,.05); color: var(--grey-300); vertical-align: middle; }
.admin-table tr:hover td { background: rgba(255,255,255,.02); }
.admin-table .thumb-mini { width: 56px; height: 42px; border-radius: 6px; object-fit: cover; background: var(--navy-700); }
.row-actions { display: flex; gap: 8px; }

.tag { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.tag-disponible { background: rgba(46,178,121,.15); color: #5fe3ab; }
.tag-reservada { background: rgba(230,180,60,.15); color: #f0c766; }
.tag-vendida, .tag-alquilada { background: rgba(150,150,160,.15); color: var(--grey-400); }
.tag-venta { background: rgba(47,111,237,.18); color: #7fa7ff; }
.tag-alquiler { background: rgba(79,214,255,.15); color: var(--accent-2); }

/* ---------- Forms ---------- */
.form-section { margin-bottom: 30px; }
.form-section h3 { font-size: 14.5px; text-transform: uppercase; letter-spacing: .05em; color: var(--grey-500); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,.06); }
.form-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 16px; }
.form-row.cols-2 { grid-template-columns: repeat(2, 1fr); }
.form-row.cols-4 { grid-template-columns: repeat(4, 1fr); }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 12.5px; color: var(--grey-400); font-weight: 600; }
.field label .req { color: #ff8a8a; }
.field input, .field select, .field textarea {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  color: #fff; border-radius: var(--radius-sm); padding: 11px 13px; font-family: inherit; font-size: 14px;
}
.field textarea { min-height: 100px; resize: vertical; font-family: inherit; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent-2); box-shadow: 0 0 0 3px rgba(79,214,255,.12); }
.field .hint { font-size: 12px; color: var(--grey-600); }
.checkbox-field { display: flex; align-items: center; gap: 8px; flex-direction: row; }
.checkbox-field input { width: 16px; height: 16px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 10px; font-weight: 600; font-size: 14px;
  border: 1px solid transparent; transition: all .15s ease;
}
.btn-primary { background: linear-gradient(135deg, var(--accent), #1c4fc4); color: #fff; }
.btn-primary:hover { filter: brightness(1.08); }
.btn-outline { background: transparent; border-color: rgba(255,255,255,.15); color: var(--grey-300); }
.btn-outline:hover { border-color: var(--accent-2); color: #fff; }
.btn-danger { background: rgba(200,60,60,.15); color: #ff9a9a; border-color: rgba(200,60,60,.3); }
.btn-danger:hover { background: rgba(200,60,60,.25); }
.btn-sm { padding: 7px 12px; font-size: 12.5px; }

/* ---------- Uploads de fotos / video ---------- */
.upload-zone {
  border: 2px dashed rgba(255,255,255,.15); border-radius: var(--radius-md);
  padding: 30px; text-align: center; color: var(--grey-500); font-size: 13.5px;
  background: rgba(255,255,255,.02); transition: border-color .2s ease, background .2s ease;
  cursor: pointer;
}
.upload-zone:hover, .upload-zone.dragover { border-color: var(--accent-2); background: rgba(79,214,255,.05); color: var(--grey-300); }
.upload-zone svg { margin-bottom: 8px; }

.media-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 16px; }
.media-item { position: relative; border-radius: 10px; overflow: hidden; aspect-ratio: 4/3; background: var(--navy-700); border: 1px solid rgba(255,255,255,.08); }
.media-item img, .media-item video { width: 100%; height: 100%; object-fit: cover; }
.media-item .cover-badge {
  position: absolute; top: 6px; left: 6px; background: var(--accent); color: #fff;
  font-size: 10px; font-weight: 700; text-transform: uppercase; padding: 3px 7px; border-radius: 999px;
}
.media-item .remove-btn {
  position: absolute; top: 6px; right: 6px; width: 24px; height: 24px; border-radius: 50%;
  background: rgba(0,0,0,.6); color: #fff; border: none; font-size: 13px; display: flex; align-items: center; justify-content: center;
}
.media-item .set-cover-btn {
  position: absolute; bottom: 6px; left: 6px; right: 6px; background: rgba(0,0,0,.6); color: #fff;
  border: none; border-radius: 6px; font-size: 10.5px; padding: 5px; text-transform: uppercase; letter-spacing: .03em;
}

.alert { padding: 13px 16px; border-radius: var(--radius-sm); font-size: 13.5px; margin-bottom: 20px; }
.alert-success { background: rgba(46,178,121,.12); border: 1px solid rgba(46,178,121,.35); color: #6be3b1; }
.alert-error { background: rgba(220,70,70,.12); border: 1px solid rgba(220,70,70,.35); color: #ff9a9a; }

.empty-mini { text-align: center; padding: 40px 20px; color: var(--grey-600); font-size: 13.5px; }

@media (max-width: 900px) {
  .admin-sidebar { display: none; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row, .form-row.cols-2, .form-row.cols-4 { grid-template-columns: 1fr; }
  .media-grid { grid-template-columns: repeat(3, 1fr); }
  .admin-content { padding: 18px; }
}