/* ============================================================
   admin/css/admin.css — Panel Administrativo Sushi
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --bg:      #0f0f0f;
  --bg2:     #161616;
  --bg3:     #1e1e1e;
  --border:  #282828;
  --text:    #f0ece4;
  --muted:   #888;
  --accent:  #e94560;
  --success: #22c55e;
  --warn:    #f59e0b;
  --danger:  #ef4444;
  --info:    #3b82f6;
  --radius:  8px;
  --font:    'DM Sans', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body { font-family: var(--font); background: var(--bg); color: var(--text); font-size: 14px; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
img { max-width: 100%; display: block; }

/* ============================================================
   LAYOUT
   ============================================================ */
.admin-layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}
.sidebar-brand {
  padding: 20px 18px;
  border-bottom: 1px solid var(--border);
  font-size: .95rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}
.sidebar-brand span { color: var(--accent); }
.sidebar-brand small { display: block; font-size: .72rem; font-weight: 400; color: var(--muted); margin-top: 2px; }

.sidebar-nav { padding: 12px 0; flex: 1; }
.nav-section {
  padding: 10px 18px 4px;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 18px;
  font-size: .88rem;
  font-weight: 500;
  color: var(--muted);
  transition: background .15s, color .15s;
  border-left: 2px solid transparent;
}
.nav-item:hover { background: var(--bg3); color: var(--text); }
.nav-item.activo { background: rgba(233,69,96,.1); color: var(--accent); border-left-color: var(--accent); }
.nav-item .nav-icon { font-size: 1rem; width: 20px; text-align: center; }

.sidebar-footer {
  padding: 14px 18px;
  border-top: 1px solid var(--border);
  font-size: .8rem;
  color: var(--muted);
}
.sidebar-footer a { color: var(--accent); }

/* Contenido */
.admin-content { flex: 1; min-width: 0; overflow-x: hidden; }

/* Topbar */
.topbar {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-title { font-size: 1rem; font-weight: 600; }
.topbar-actions { display: flex; gap: 8px; align-items: center; }

/* Área de contenido */
.page-body { padding: 24px; }
.page-header { margin-bottom: 24px; display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.page-header h1 { font-size: 1.3rem; font-weight: 700; }
.page-header p { color: var(--muted); font-size: .88rem; margin-top: 2px; }

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: .88rem;
  font-weight: 600;
  transition: opacity .15s, transform .1s;
  white-space: nowrap;
}
.btn:hover { opacity: .88; }
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-secondary { background: var(--bg3); border: 1px solid var(--border); color: var(--text); }
.btn-success  { background: var(--success); color: #fff; }
.btn-danger   { background: var(--danger); color: #fff; }
.btn-warning  { background: var(--warn); color: #000; }
.btn-sm { padding: 5px 12px; font-size: .8rem; }
.btn-icon { padding: 7px; width: 34px; height: 34px; justify-content: center; }

/* ============================================================
   CARDS / STATS
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.stat-label { font-size: .78rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px; }
.stat-value { font-size: 1.8rem; font-weight: 700; line-height: 1; }
.stat-sub { font-size: .78rem; color: var(--muted); margin-top: 4px; }

/* Card genérica */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.card-header h3 { font-size: .95rem; font-weight: 600; }
.card-body { padding: 20px; }

/* ============================================================
   TABLAS
   ============================================================ */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
  background: var(--bg3);
  padding: 10px 14px;
  font-size: .78rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: .06em;
  text-transform: uppercase;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: .88rem;
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,.02); }

/* ============================================================
   FORMULARIOS
   ============================================================ */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row.single { grid-template-columns: 1fr; }
.form-row.triple { grid-template-columns: 1fr 1fr 1fr; }

.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font);
  font-size: .9rem;
  padding: 9px 12px;
  transition: border-color .15s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { outline: none; border-color: var(--accent); }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group select option { background: var(--bg3); }

/* Toggle activo */
.toggle-wrap { display: flex; align-items: center; gap: 10px; }
.toggle {
  position: relative;
  width: 40px; height: 22px;
}
.toggle input { display: none; }
.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 11px;
  cursor: pointer;
  transition: background .2s;
}
.toggle-slider::before {
  content: '';
  position: absolute;
  top: 3px; left: 3px;
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform .2s;
}
.toggle input:checked + .toggle-slider { background: var(--success); }
.toggle input:checked + .toggle-slider::before { transform: translateX(18px); }

/* ============================================================
   BADGES / ESTADOS
   ============================================================ */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .04em;
}
.badge-pendiente   { background: rgba(245,158,11,.15); color: var(--warn); border: 1px solid rgba(245,158,11,.3); }
.badge-preparacion { background: rgba(59,130,246,.15); color: var(--info); border: 1px solid rgba(59,130,246,.3); }
.badge-listo       { background: rgba(34,197,94,.15);  color: var(--success); border: 1px solid rgba(34,197,94,.3); }
.badge-entregado   { background: rgba(255,255,255,.08); color: var(--muted); border: 1px solid var(--border); }
.badge-cancelado   { background: rgba(239,68,68,.15); color: var(--danger); border: 1px solid rgba(239,68,68,.3); }

/* ============================================================
   IMAGEN PREVIEW (upload)
   ============================================================ */
.img-preview-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 8px;
}
.img-preview {
  width: 80px; height: 60px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg3);
}
.img-upload-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg3);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 8px 14px;
  font-size: .85rem;
  color: var(--muted);
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
.img-upload-label:hover { border-color: var(--accent); color: var(--text); }

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: .88rem;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.alert-success { background: rgba(34,197,94,.1);  border: 1px solid rgba(34,197,94,.3);  color: var(--success); }
.alert-danger  { background: rgba(239,68,68,.1);  border: 1px solid rgba(239,68,68,.3);  color: var(--danger); }
.alert-info    { background: rgba(59,130,246,.1); border: 1px solid rgba(59,130,246,.3); color: var(--info); }

/* ============================================================
   RESPONSIVE ADMIN
   ============================================================ */

/* Hamburguesa — SOLO móvil */
.btn-hamburguesa {
  display: none;
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 999;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 1.2rem;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(233,69,96,.4);
  cursor: pointer;
  border: none;
}

/* Overlay — solo móvil */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 299;
  backdrop-filter: blur(2px);
}
.sidebar-overlay.activo { display: block; }

/* DESKTOP: sidebar siempre visible */
@media (min-width: 769px) {
  .sidebar {
    position: sticky;
    top: 0;
    left: 0;
    height: 100vh;
    display: flex;
  }
  .btn-hamburguesa { display: none !important; }
  .sidebar-overlay { display: none !important; }
}

/* MÓVIL */
@media (max-width: 768px) {
  .admin-layout { display: block; }
  .btn-hamburguesa { display: flex; }

  .sidebar {
    position: fixed;
    left: -240px;
    top: 0;
    height: 100vh;
    width: 220px;
    z-index: 300;
    transition: left .25s ease;
    box-shadow: 4px 0 24px rgba(0,0,0,.5);
  }
  .sidebar.sidebar-abierto { left: 0; }

  .topbar { padding: 0 16px; height: 52px; }
  .topbar-title { font-size: .9rem; }
  .page-body { padding: 14px; }
  .form-row, .form-row.triple { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .table-wrap { overflow-x: auto; }
  table { min-width: 500px; }
  .card-header { flex-wrap: wrap; gap: 8px; }
  .btn-sm { padding: 5px 10px; font-size: .78rem; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .page-body { padding: 12px; }
}