/* =========================================================
   ADMIN — Panel administrador
   ========================================================= */

:root {
  --admin-dark: #0b1822;
  --admin-darker: #071118;
  --admin-darker-2: #15293a;
  --admin-gold: #c9982e;
  --admin-bg: #f4f6f8;
  --admin-border: #e3e6ea;
  --admin-text: #2a2f36;
  --admin-muted: #6c7a87;
}

body.admin {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--admin-bg);
  color: var(--admin-text);
  min-height: 100vh;
}

/* ===== LAYOUT ===== */
.admin-layout {
  display: grid;
  grid-template-columns: 250px 1fr;
  min-height: 100vh;
}

/* ===== SIDEBAR ===== */
.admin-sidebar {
  background: var(--admin-dark);
  color: #fff;
  display: flex;
  flex-direction: column;
}
.admin-sidebar .brand {
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid #15293a;
  color: #fff;
  text-decoration: none;
}
.admin-sidebar .brand-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--admin-gold), #b8881e);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
}
.admin-sidebar .brand-name { font-weight: 800; font-size: 16px; letter-spacing: .4px; }
.admin-sidebar .brand-tag  { color: var(--admin-gold); font-size: 10px; letter-spacing: 1px; }

.sidebar-menu {
  list-style: none; padding: 12px 0; margin: 0; flex: 1; overflow-y: auto;
}
.sidebar-menu li { margin: 0; }
.sidebar-menu a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 22px;
  color: #b6c1cb;
  text-decoration: none;
  font-size: 14px;
  transition: all .15s;
  border-left: 3px solid transparent;
}
.sidebar-menu a:hover {
  background: rgba(255,255,255,.04);
  color: #fff;
}
.sidebar-menu a.active {
  background: rgba(201,152,46,.1);
  color: #fff;
  border-left-color: var(--admin-gold);
}
.sidebar-menu a i { font-size: 18px; }

.sidebar-menu .badge {
  background: var(--admin-gold);
  color: #0b1822;
  font-size: 10px;
  font-weight: 700;
  border-radius: 10px;
  padding: 2px 8px;
  margin-left: auto;
}

.sidebar-footer {
  padding: 14px 22px;
  border-top: 1px solid #15293a;
  font-size: 12px;
  color: #6c7a87;
}

/* ===== TOP HEADER ===== */
.admin-main { display: flex; flex-direction: column; }
.admin-header {
  background: #fff;
  border-bottom: 1px solid var(--admin-border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.admin-header .page-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--admin-dark);
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
}
.admin-header .user-info {
  display: flex; gap: 14px; align-items: center;
}
.admin-header .user-info .greeting { font-size: 13px; color: var(--admin-muted); }
.admin-header .user-info .greeting strong { color: var(--admin-dark); }
.admin-header .user-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--admin-gold);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
}

/* ===== CONTENT ===== */
.admin-content {
  padding: 24px;
  flex: 1;
}
.admin-content h2.page-h { margin: 0 0 18px; font-size: 22px; font-weight: 700; color: var(--admin-dark); }

/* ===== CARDS ===== */
.admin-card {
  background: #fff;
  border-radius: 6px;
  border: 1px solid var(--admin-border);
  padding: 22px;
  margin-bottom: 22px;
}
.admin-card .card-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--admin-border);
}
.admin-card .card-header h3 { margin: 0; font-size: 16px; font-weight: 700; color: var(--admin-dark); }

/* ===== STATS ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 26px;
}
.stat-card {
  background: #fff;
  border-radius: 6px;
  border: 1px solid var(--admin-border);
  padding: 18px;
  position: relative;
  overflow: hidden;
}
.stat-card .stat-icon {
  width: 42px; height: 42px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 20px;
  margin-bottom: 10px;
}
.stat-card.products .stat-icon  { background: linear-gradient(135deg, #c9982e, #d6a638); }
.stat-card.categories .stat-icon{ background: linear-gradient(135deg, #2d6cdf, #4a86ed); }
.stat-card.brands .stat-icon    { background: linear-gradient(135deg, #1e6c2c, #2b8c3d); }
.stat-card.projects .stat-icon  { background: linear-gradient(135deg, #8a2bc5, #a040d9); }
.stat-card.leads .stat-icon     { background: linear-gradient(135deg, #c0392b, #d65648); }

.stat-card .stat-value { font-size: 24px; font-weight: 800; color: var(--admin-dark); }
.stat-card .stat-label { font-size: 12px; text-transform: uppercase; letter-spacing: .5px; color: var(--admin-muted); }

/* ===== TABLES ===== */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: 13.5px;
}
.admin-table thead th {
  background: #f8f9fa;
  text-align: left;
  padding: 10px 14px;
  font-weight: 600;
  color: var(--admin-dark);
  border-bottom: 1px solid var(--admin-border);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: .4px;
}
.admin-table td {
  padding: 12px 14px;
  border-bottom: 1px solid #eef0f3;
  vertical-align: middle;
}
.admin-table tr:hover td { background: #fbfbfc; }
.admin-table .actions { white-space: nowrap; text-align: right; }
.admin-table img.thumb { width: 44px; height: 44px; object-fit: cover; border-radius: 4px; border: 1px solid var(--admin-border); }
.admin-table .muted { color: var(--admin-muted); font-size: 12px; }

/* Status pills */
.pill {
  display: inline-block; padding: 3px 9px;
  border-radius: 12px; font-size: 11px;
  font-weight: 600; text-transform: uppercase; letter-spacing: .3px;
}
.pill-active   { background: #e3f5e7; color: #1e6c2c; }
.pill-inactive { background: #fbe7e7; color: #8a2020; }
.pill-warning  { background: #fef3d8; color: #8a5a00; }
.pill-info     { background: #e3edff; color: #1f3f7b; }
.pill-gold     { background: #fdf4dc; color: #8a6500; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  color: var(--admin-text);
  transition: all .15s;
}
.btn-primary { background: var(--admin-dark); color: #fff; }
.btn-primary:hover { background: #15293a; }
.btn-gold-admin { background: var(--admin-gold); color: #0b1822; }
.btn-gold-admin:hover { background: #b8881e; color: #fff; }
.btn-outline-admin { border-color: var(--admin-border); color: var(--admin-text); }
.btn-outline-admin:hover { background: #f4f6f8; }
.btn-danger { background: #c0392b; color: #fff; border-color: #c0392b; }
.btn-danger:hover { background: #a8281b; }
.btn-success { background: #1e6c2c; color: #fff; border-color: #1e6c2c; }
.btn-success:hover { background: #18581f; }
.btn-sm { padding: 5px 10px; font-size: 12px; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--admin-dark);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid #d8dde2;
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--admin-gold);
  box-shadow: 0 0 0 3px rgba(201,152,46,.12);
}
.form-group textarea { min-height: 110px; resize: vertical; }
.form-group .help { font-size: 12px; color: var(--admin-muted); margin-top: 4px; }
.form-group .error { color: #c0392b; font-size: 12.5px; margin-top: 4px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.form-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
}

.form-check {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 10px;
}
.form-check input { width: auto; }
.form-check label { margin: 0; cursor: pointer; }

.image-preview {
  margin-top: 10px;
  width: 200px;
  height: 130px;
  background: #f4f6f8;
  border: 1px dashed #d8dde2;
  display: flex; align-items: center; justify-content: center;
  color: var(--admin-muted);
  border-radius: 4px;
  overflow: hidden;
}
.image-preview img { width: 100%; height: 100%; object-fit: cover; }

/* ===== ALERTS ===== */
.alert {
  padding: 12px 16px;
  border-radius: 4px;
  font-size: 14px;
  margin-bottom: 18px;
}
.alert-success { background: #e3f5e7; color: #1e6c2c; border-left: 4px solid #1e6c2c; }
.alert-danger  { background: #fbe7e7; color: #8a2020; border-left: 4px solid #c0392b; }
.alert-info    { background: #e3edff; color: #1f3f7b; border-left: 4px solid #2d6cdf; }
.alert-warning { background: #fef3d8; color: #8a5a00; border-left: 4px solid #d6a638; }

/* ===== LOGIN ===== */
.login-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #071118 0%, #0b1822 100%);
  padding: 20px;
}
.login-card {
  background: #fff;
  border-radius: 8px;
  padding: 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.login-card .brand {
  display: flex; align-items: center; gap: 12px;
  justify-content: center;
  margin-bottom: 24px;
}
.login-card h2 {
  text-align: center;
  margin: 0 0 30px;
  color: var(--admin-dark);
  font-size: 20px;
}

/* ===== FILTERS BAR ===== */
.filters-bar-admin {
  background: #fff;
  border: 1px solid var(--admin-border);
  border-radius: 6px;
  padding: 14px;
  margin-bottom: 22px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr auto;
  gap: 10px;
  align-items: center;
}
.filters-bar-admin input,
.filters-bar-admin select {
  padding: 8px 12px;
  border: 1px solid #d8dde2;
  border-radius: 4px;
  font-size: 13px;
}

/* ===== PAGINATION ===== */
.pagination-admin {
  display: flex; gap: 5px; justify-content: center; margin-top: 22px;
}
.pagination-admin a, .pagination-admin span {
  padding: 7px 12px;
  border: 1px solid var(--admin-border);
  border-radius: 3px;
  font-size: 12.5px;
  color: var(--admin-text);
  text-decoration: none;
}
.pagination-admin a:hover { background: var(--admin-dark); color: #fff; border-color: var(--admin-dark); }
.pagination-admin .current { background: var(--admin-dark); color: #fff; border-color: var(--admin-dark); }
.pagination-admin .disabled { color: #b9bfc4; pointer-events: none; }

/* ===== RESPONSIVE ===== */
@media (max-width: 980px) {
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar {
    position: fixed;
    left: -260px; top: 0; bottom: 0; width: 250px;
    z-index: 200;
    transition: left .25s;
  }
  .admin-sidebar.open { left: 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .filters-bar-admin { grid-template-columns: 1fr; }
}