/* ============================================================
   UK MUSCLE MART — Admin Portal Design System & Stylesheet
   ============================================================ */

:root {
  --admin-sidebar-width: 260px;
  --admin-header-height: 70px;
  --color-admin-bg: #090909;
  --color-admin-surface-1: #111111;
  --color-admin-surface-2: #161616;
  --color-admin-surface-3: #1f1f1f;
  --color-admin-border: rgba(255, 255, 255, 0.08);
  --color-admin-border-focus: rgba(230, 57, 70, 0.4);
  --color-admin-accent: #e63946;
  --color-admin-accent-glow: rgba(230, 57, 70, 0.2);
  --color-admin-success: #2ed573;
  --color-admin-warning: #ffa502;
  --color-admin-danger: #ff4757;
  --color-admin-info: #3498db;
}

body.admin-body {
  margin: 0;
  padding: 0;
  background-color: var(--color-admin-bg);
  color: #ffffff;
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 14px;
  line-height: 1.5;
  overflow-x: hidden;
}

/* ── Admin Layout ── */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ── */
.admin-sidebar {
  width: var(--admin-sidebar-width);
  background-color: var(--color-admin-surface-1);
  border-right: 1px solid var(--color-admin-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 1000;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.admin-sidebar__logo {
  padding: 24px 20px;
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-size: 1.25rem;
  font-weight: 900;
  color: #ffffff;
  border-bottom: 1px solid var(--color-admin-border);
  display: flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}

.admin-sidebar__logo .logo-uk {
  color: var(--color-admin-accent);
}

.admin-sidebar__nav {
  flex-grow: 1;
  padding: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.admin-sidebar__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  color: #a0a0a0;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.admin-sidebar__link svg {
  flex-shrink: 0;
  color: #888888;
  transition: color 0.2s ease;
}

.admin-sidebar__link:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: #ffffff;
}

.admin-sidebar__link:hover svg {
  color: #ffffff;
}

.admin-sidebar__link.active {
  background-color: rgba(230, 57, 70, 0.1);
  color: var(--color-admin-accent);
  border-left-color: var(--color-admin-accent);
}

.admin-sidebar__link.active svg {
  color: var(--color-admin-accent);
}

.admin-sidebar__footer {
  padding: 16px 20px;
  border-top: 1px solid var(--color-admin-border);
}

/* ── Main Area ── */
.admin-main {
  flex-grow: 1;
  margin-left: var(--admin-sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  width: calc(100% - var(--admin-sidebar-width));
}

.admin-header {
  height: var(--admin-header-height);
  background-color: rgba(17, 17, 17, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 900;
}

.admin-header__title {
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0;
  color: #ffffff;
}

.admin-header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.admin-content {
  padding: 28px;
  flex-grow: 1;
}

/* ── Mobile Sidebar Drawer ── */
.mobile-sidebar-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-admin-border);
  border-radius: 6px;
  color: #ffffff;
  padding: 8px;
  cursor: pointer;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  z-index: 999;
}

@media (max-width: 991px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
    width: 100%;
  }

  .mobile-sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .sidebar-overlay.open {
    display: block;
  }

  .admin-content {
    padding: 16px;
  }

  .admin-header {
    padding: 0 16px;
  }
}

/* ── Stat Cards Grid ── */
.stat-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background-color: var(--color-admin-surface-1);
  border: 1px solid var(--color-admin-border);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.15);
}

.stat-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.stat-card__label {
  color: #888888;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-card__icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.stat-card__icon.primary { background: rgba(230, 57, 70, 0.15); color: var(--color-admin-accent); }
.stat-card__icon.success { background: rgba(46, 213, 115, 0.15); color: var(--color-admin-success); }
.stat-card__icon.warning { background: rgba(255, 165, 2, 0.15); color: var(--color-admin-warning); }
.stat-card__icon.danger  { background: rgba(255, 71, 87, 0.15); color: var(--color-admin-danger); }
.stat-card__icon.info    { background: rgba(52, 152, 219, 0.15); color: var(--color-admin-info); }

.stat-card__value {
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-size: 1.85rem;
  font-weight: 900;
  color: #ffffff;
  margin: 0;
}

.stat-card__sub {
  font-size: 0.75rem;
  color: #777777;
  margin-top: 6px;
}

/* ── Admin Panels & Tables ── */
.admin-card {
  background-color: var(--color-admin-surface-1);
  border: 1px solid var(--color-admin-border);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 24px;
}

.admin-card__header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--color-admin-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.admin-card__title {
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-size: 1.1rem;
  font-weight: 800;
  margin: 0;
  color: #ffffff;
}

.admin-card__body {
  padding: 24px;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.admin-table th {
  padding: 12px 16px;
  background-color: var(--color-admin-surface-2);
  color: #888888;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--color-admin-border);
}

.admin-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-admin-border);
  color: #e0e0e0;
  font-size: 0.85rem;
  vertical-align: middle;
}

.admin-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success { background: rgba(46, 213, 115, 0.15); color: #2ed573; border: 1px solid rgba(46, 213, 115, 0.3); }
.badge-warning { background: rgba(255, 165, 2, 0.15); color: #ffa502; border: 1px solid rgba(255, 165, 2, 0.3); }
.badge-danger  { background: rgba(255, 71, 87, 0.15); color: #ff4757; border: 1px solid rgba(255, 71, 87, 0.3); }
.badge-info    { background: rgba(52, 152, 219, 0.15); color: #3498db; border: 1px solid rgba(52, 152, 219, 0.3); }
.badge-neutral { background: rgba(255, 255, 255, 0.1); color: #cccccc; border: 1px solid rgba(255, 255, 255, 0.2); }

/* ── Forms & Controls ── */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: #cccccc;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  background-color: var(--color-admin-surface-2);
  border: 1px solid var(--color-admin-border);
  border-radius: 8px;
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 0.875rem;
  box-sizing: border-box;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-admin-accent);
  box-shadow: 0 0 0 3px var(--color-admin-accent-glow);
}

textarea.form-control {
  min-height: 90px;
  resize: vertical;
}

/* ── Filter Bar & Actions ── */
.admin-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.search-box {
  position: relative;
  min-width: 260px;
}

.search-box input {
  padding-left: 36px;
}

.search-box svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: #777777;
}

/* ── Modals ── */
.admin-modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
  box-sizing: border-box;
  overflow-x: hidden;
}

.admin-modal-overlay.open {
  display: flex;
}

.admin-modal {
  background: var(--color-admin-surface-1);
  border: 1px solid var(--color-admin-border);
  border-radius: 16px;
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  overflow-y: auto;
  overflow-x: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  margin: auto;
}

.admin-modal--wide {
  max-width: 880px;
}

.admin-modal--extra-wide {
  max-width: 980px;
}

.admin-modal__header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-admin-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: var(--color-admin-surface-1);
  z-index: 10;
}

.admin-modal__close {
  background: transparent;
  border: none;
  color: #888888;
  font-size: 1.5rem;
  cursor: pointer;
}

.admin-modal__close:hover {
  color: #ffffff;
}

.admin-modal__body {
  padding: 24px;
  flex-grow: 1;
}

.admin-modal__footer {
  padding: 16px 24px;
  border-top: 1px solid var(--color-admin-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background: var(--color-admin-surface-1);
}

/* ── Invoice Print Styles ── */
.invoice-container {
  background: #ffffff;
  color: #111111;
  padding: 40px;
  border-radius: 12px;
  max-width: 800px;
  margin: 0 auto;
  font-family: 'Inter', -apple-system, sans-serif;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.invoice-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 2px solid #e63946;
  padding-bottom: 20px;
  margin-bottom: 24px;
}

.invoice-brand-title {
  font-size: 1.6rem;
  font-weight: 900;
  color: #111111;
  margin: 0 0 4px;
}

.invoice-brand-title span {
  color: #e63946;
}

.invoice-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

.invoice-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
}

.invoice-table th {
  background: #f4f4f4;
  color: #333333;
  padding: 10px 14px;
  font-size: 0.8rem;
  text-transform: uppercase;
  border-bottom: 1px solid #ddd;
}

.invoice-table td {
  padding: 12px 14px;
  border-bottom: 1px solid #eee;
  color: #222222;
  font-size: 0.85rem;
}

.invoice-summary-box {
  margin-left: auto;
  max-width: 300px;
}

.invoice-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 0.9rem;
}

.invoice-summary-total {
  font-size: 1.15rem;
  font-weight: 900;
  border-top: 2px solid #111;
  padding-top: 8px;
  color: #e63946;
}

@media print {
  body * {
    visibility: hidden;
  }
  .invoice-container, .invoice-container * {
    visibility: visible;
  }
  .invoice-container {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    max-width: 100%;
    box-shadow: none;
    padding: 20px;
  }
  .no-print {
    display: none !important;
  }
}