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

:root {
  --admin-bg: #f3f7fb;
  --admin-panel: #ffffff;
  --admin-card: #ffffff;
  --admin-border: #dce8f0;
  --admin-text: #0f172a;
  --admin-muted: #64748b;
  --admin-accent: #0078B8;
  --admin-accent-dark: #005f91;
  --admin-accent-soft: #e8f4fb;
  --admin-accent-2: #15803d;
  --admin-warn: #B57A00;
  --admin-danger: #b91c1c;
  --admin-radius: 14px;
  --admin-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
  --admin-shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
  --admin-font: 'Tajawal', 'Segoe UI', Tahoma, sans-serif;
  --admin-display: 'El Messiri', 'Tajawal', sans-serif;
  --admin-sidebar: 272px;
}

* { box-sizing: border-box; }

body.admin-body,
body.auth-body {
  margin: 0;
  font-family: var(--admin-font);
  background: var(--admin-bg);
  background-image:
    radial-gradient(circle at 8% 0%, rgba(0, 120, 184, 0.07), transparent 34%),
    radial-gradient(circle at 100% 100%, rgba(181, 122, 0, 0.05), transparent 32%);
  color: var(--admin-text);
  min-height: 100vh;
  line-height: 1.6;
}

a { color: var(--admin-accent); }

.admin-layout {
  display: grid;
  grid-template-columns: var(--admin-sidebar) 1fr;
  min-height: 100vh;
}

.admin-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  background: var(--admin-panel);
  border-left: 1px solid var(--admin-border);
  padding: 1.1rem 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  box-shadow: var(--admin-shadow);
}

.admin-brand {
  padding: 0.35rem 0.5rem 0.85rem;
  border-bottom: 1px solid var(--admin-border);
}
.admin-brand-link { display: inline-block; }
.admin-brand span {
  display: block;
  color: var(--admin-muted);
  font-size: 0.82rem;
  margin-top: 0.25rem;
}
.admin-sidebar-logo {
  height: 72px;
  width: auto;
  max-width: 210px;
  object-fit: contain;
  display: block;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  flex: 1;
  padding: 0.25rem 0;
}
.admin-nav a {
  color: #334155;
  text-decoration: none;
  padding: 0.62rem 0.8rem;
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 500;
  transition: background .15s ease, color .15s ease;
}
.admin-nav a:hover {
  background: var(--admin-accent-soft);
  color: var(--admin-accent-dark);
}
.admin-nav a.active {
  background: var(--admin-accent);
  color: #fff;
  font-weight: 700;
}
.admin-nav a.disabled {
  color: #94a3b8;
  pointer-events: none;
}
.admin-nav-label {
  margin: 0.85rem 0.55rem 0.3rem;
  font-size: 0.72rem;
  color: var(--admin-muted);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.admin-side-foot {
  display: grid;
  gap: 0.45rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--admin-border);
}
.admin-side-foot a,
.admin-side-foot button {
  color: var(--admin-muted);
  background: #fff;
  border: 1px solid var(--admin-border);
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
  text-decoration: none;
  cursor: pointer;
  font: inherit;
  text-align: center;
}
.admin-side-foot a:hover,
.admin-side-foot button:hover {
  border-color: var(--admin-accent);
  color: var(--admin-accent);
}

.admin-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.admin-top {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--admin-border);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
}
.admin-top h1 {
  margin: 0;
  font-family: var(--admin-display);
  font-size: 1.35rem;
}
.admin-user {
  text-align: start;
  background: var(--admin-accent-soft);
  border: 1px solid #cfe7f5;
  border-radius: 12px;
  padding: 0.45rem 0.8rem;
}
.admin-user span { display: block; font-weight: 700; font-size: 0.92rem; }
.admin-user small { display: block; color: var(--admin-muted); font-size: 0.78rem; }

.admin-content {
  padding: 1.35rem 1.5rem 2rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1.15rem;
}
.stat-box,
.panel-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius);
  padding: 1.1rem 1.2rem;
  box-shadow: var(--admin-shadow);
}
.stat-box strong {
  display: block;
  font-size: 1.75rem;
  margin-bottom: 0.2rem;
  color: var(--admin-accent-dark);
  font-family: var(--admin-display);
}
.stat-box span { color: var(--admin-muted); font-size: 0.9rem; }

.panel-card h3 {
  margin: 0 0 1rem;
  font-family: var(--admin-display);
  font-size: 1.1rem;
}

.admin-dash-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 1rem;
}
.admin-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.admin-panel-head h3 { margin: 0; }
.admin-shortcuts {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}
.admin-comment-item {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--admin-border);
}
.admin-comment-item:last-child { border-bottom: none; }
.admin-comment-item .meta {
  font-size: 0.82rem;
  color: var(--admin-muted);
  margin: 0.15rem 0 0.25rem;
}
.muted { color: var(--admin-muted); margin: 0; }

.table-wrap { overflow: auto; }
table.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.admin-table th,
.admin-table td {
  text-align: start;
  padding: 0.8rem 0.55rem;
  border-bottom: 1px solid var(--admin-border);
}
.admin-table th {
  color: var(--admin-muted);
  font-weight: 700;
  font-size: 0.82rem;
}
.admin-table tr:hover td { background: #f8fbfe; }

.badge {
  display: inline-block;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  background: var(--admin-accent-soft);
  color: var(--admin-accent-dark);
  font-weight: 700;
}
.badge.ok { background: #dcfce7; color: #166534; }
.badge.off { background: #fee2e2; color: #991b1b; }
.badge.warn { background: #fef3c7; color: #92400e; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.form-group { display: grid; gap: 0.4rem; }
.form-group label {
  color: var(--admin-muted);
  font-size: 0.88rem;
  font-weight: 600;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--admin-border);
  color: var(--admin-text);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--admin-accent);
  box-shadow: 0 0 0 3px rgba(0, 120, 184, 0.12);
}

.form-actions {
  margin-top: 1.25rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.btn-admin {
  background: var(--admin-accent);
  color: #fff;
  border: 0;
  border-radius: 10px;
  padding: 0.7rem 1.1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-admin:hover { background: var(--admin-accent-dark); color: #fff; }
.btn-admin.secondary {
  background: #fff;
  border: 1px solid var(--admin-border);
  color: var(--admin-text);
}
.btn-admin.secondary:hover {
  border-color: var(--admin-accent);
  color: var(--admin-accent);
}

.alert {
  padding: 0.85rem 1rem;
  border-radius: 10px;
  margin-bottom: 1rem;
}
.alert.success {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}
.alert.error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* Admin login — light */
.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.auth-card {
  width: min(440px, 100%);
  background: #fff;
  border: 1px solid var(--admin-border);
  border-radius: 20px;
  padding: 1.75rem;
  box-shadow: var(--admin-shadow-md);
}
.auth-brand { text-align: center; margin-bottom: 1.25rem; }
.auth-brand a {
  color: var(--admin-text);
  text-decoration: none;
  font-size: 1.3rem;
  font-weight: 700;
}
.auth-brand p {
  color: var(--admin-muted);
  margin: 0.45rem 0 0;
}
.auth-card h1 {
  margin: 0 0 0.35rem;
  font-size: 1.3rem;
  text-align: center;
  font-family: var(--admin-display);
}
.admin-login-note {
  text-align: center;
  color: var(--admin-muted);
  font-size: 0.88rem;
  margin: 0 0 1rem;
}
.admin-auth-logo {
  height: 96px;
  width: auto;
  max-width: 280px;
  object-fit: contain;
  display: block;
  margin-inline: auto;
}
.auth-card .form-group { margin-bottom: 0.85rem; }
.auth-card .btn-admin { width: 100%; }
.auth-links {
  margin-top: 1rem;
  text-align: center;
  color: var(--admin-muted);
  font-size: 0.9rem;
}
.auth-links a { color: var(--admin-accent); font-weight: 700; }

.admin-image-field small.muted {
  display: block;
  margin-top: 0.35rem;
  color: var(--admin-muted);
  font-size: 0.82rem;
}
.admin-image-preview {
  margin-top: 0.75rem;
  width: min(280px, 100%);
  border: 1px solid var(--admin-border);
  border-radius: 12px;
  overflow: hidden;
  background: #f8fafc;
}
.admin-image-preview img {
  display: block;
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.admin-curr-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: flex-start;
  margin-bottom: 1rem;
}
.admin-section-card { padding: 0; overflow: hidden; margin-bottom: 1rem; }
.admin-section-summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  background: #f8fbfe;
}
.admin-section-summary::-webkit-details-marker { display: none; }
.admin-section-body { padding: 1rem 1.2rem 1.25rem; border-top: 1px solid var(--admin-border); }
.admin-add-lesson {
  border: 1px dashed var(--admin-border);
  border-radius: 12px;
  padding: 0.75rem 1rem;
  background: #fcfdff;
}
.admin-add-lesson > summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--admin-accent-dark);
  list-style: none;
}
.admin-add-lesson > summary::-webkit-details-marker { display: none; }

@media (max-width: 1100px) {
  .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .admin-dash-grid { grid-template-columns: 1fr; }
}

@media (max-width: 960px) {
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar {
    position: relative;
    height: auto;
    border-left: 0;
    border-bottom: 1px solid var(--admin-border);
  }
  .stats-grid,
  .form-grid { grid-template-columns: 1fr; }
  .admin-content { padding: 1rem; }
}