/* ═══════════════════════════════════════════
   MikroTik Dashboard — Premium Dark Glassmorphism
   ═══════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Cairo:wght@400;600;700&display=swap');

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-glass: rgba(255,255,255,0.04);
  --bg-glass-hover: rgba(255,255,255,0.08);
  --border-glass: rgba(255,255,255,0.08);
  --border-accent: rgba(99,102,241,0.3);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #6366f1;
  --accent-glow: rgba(99,102,241,0.25);
  --success: #22c55e;
  --success-bg: rgba(34,197,94,0.12);
  --danger: #ef4444;
  --danger-bg: rgba(239,68,68,0.12);
  --warning: #f59e0b;
  --warning-bg: rgba(245,158,11,0.12);
  --cyan: #06b6d4;
  --cyan-bg: rgba(6,182,212,0.12);
  --purple: #a855f7;
  --purple-bg: rgba(168,85,247,0.12);
  --sidebar-w: 260px;
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 15px; }

body {
  font-family: 'Inter', 'Cairo', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(99,102,241,0.12), transparent),
    radial-gradient(ellipse 60% 50% at 80% 100%, rgba(6,182,212,0.08), transparent);
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }

/* ─── Layout ─── */
.app { display: flex; min-height: 100vh; width: 100vw; overflow-x: hidden; }

/* ─── Bottom Navigation ─── */
.bottom-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: rgba(15, 15, 20, 0.9);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-glass);
  display: flex;
  padding: 10px 5px 25px; /* Extra bottom padding for iOS home indicator */
  z-index: 1000;
}
.bottom-nav .nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 0.75rem;
  font-weight: 500;
  text-decoration: none;
}
.bottom-nav .nav-item i {
  font-size: 1.25rem;
  margin-bottom: 2px;
  transition: transform 0.2s;
}
.bottom-nav .nav-item:active i {
  transform: scale(0.9);
}
.bottom-nav .nav-item.active {
  color: var(--accent);
}
.bottom-nav .nav-item.active i {
  color: var(--accent);
  text-shadow: 0 0 10px rgba(0, 195, 255, 0.4);
}

/* ─── Router Status Dot ─── */
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  display: inline-block; margin-right: 6px;
  animation: pulse-dot 2s infinite;
}
.status-dot.online { background: var(--success); }
.status-dot.offline { background: var(--danger); }
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ─── Main Content ─── */
.main-content {
  flex: 1;
  min-width: 0;
  padding: 20px 16px 100px; /* 100px bottom padding to clear bottom nav */
  max-width: 1400px;
  margin: 0 auto;
  overflow-y: auto;
}

.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 28px;
}
.page-header h2 { font-size: 1.6rem; font-weight: 700; letter-spacing: -0.02em; }
.page-header .subtitle { color: var(--text-muted); font-size: 0.85rem; margin-top: 4px; }

/* ─── Stats Cards ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px; margin-bottom: 28px;
}
.stat-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 22px 24px;
  backdrop-filter: blur(12px);
  transition: all var(--transition);
  position: relative; overflow: hidden;
}
.stat-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}
.stat-card .stat-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; margin-bottom: 14px;
}
.stat-card .stat-value { font-size: 1.8rem; font-weight: 800; letter-spacing: -0.03em; }
.stat-card .stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 4px; font-weight: 500; }
.stat-card .stat-badge {
  position: absolute; top: 16px; right: 16px;
  font-size: 0.7rem; padding: 3px 10px;
  border-radius: 20px; font-weight: 600;
}
.stat-icon.accent { background: var(--accent-glow); color: var(--accent); }
.stat-icon.success { background: var(--success-bg); color: var(--success); }
.stat-icon.cyan { background: var(--cyan-bg); color: var(--cyan); }
.stat-icon.purple { background: var(--purple-bg); color: var(--purple); }
.stat-icon.warning { background: var(--warning-bg); color: var(--warning); }
.stat-icon.danger { background: var(--danger-bg); color: var(--danger); }

/* ─── Glass Card ─── */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
  overflow: hidden;
  margin-bottom: 24px;
}
.glass-card .card-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-glass);
  display: flex; align-items: center; justify-content: space-between;
}
.glass-card .card-header h3 { font-size: 1rem; font-weight: 600; }
.glass-card .card-body { padding: 20px 24px; }

/* ─── Tables ─── */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--radius-sm); border: 1px solid var(--border-glass); }
table { width: 100%; border-collapse: collapse; min-width: 800px; }
thead th {
  text-align: right; padding: 12px 16px;
  font-size: 0.75rem; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--text-muted);
  font-weight: 600; border-bottom: 1px solid var(--border-glass);
  white-space: nowrap;
}
tbody td {
  padding: 14px 16px; font-size: 0.88rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  vertical-align: middle;
}
tbody tr { transition: background var(--transition); }
tbody tr:hover { background: var(--bg-glass-hover); }

/* ─── Mobile Cards (List-Cards) ─── */
.list-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 8px 0;
}
.list-card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: 0 4px 20px -5px rgba(0,0,0,0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}
.list-card:active {
  transform: scale(0.98);
}
.list-card::before {
  content: "";
  position: absolute;
  top: 0; right: 0; left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--success));
  opacity: 0.8;
}
.list-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding-bottom: 12px;
}
.list-card-title {
  font-weight: 800;
  font-size: 1.1rem;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.5px;
}
.list-card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.list-card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 8px;
  background: rgba(0,0,0,0.15);
  border-radius: 8px;
}
.list-card-row span {
  color: var(--text-muted);
}
.list-card-row strong {
  color: #fff;
  font-weight: 600;
}
.list-card-footer {
  display: flex;
  gap: 12px;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 16px;
  justify-content: flex-end;
}
.list-card .progress-container {
  max-width: 100%;
}

/* ─── Badges & Progress ─── */
.progress-container {
  width: 100%; min-width: 120px; max-width: 200px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px; height: 6px; margin-top: 6px; overflow: hidden;
}
.progress-bar {
  height: 100%; background: var(--success);
  border-radius: 4px; transition: width 0.5s ease;
}
.progress-bar.warning { background: var(--warning); }
.progress-bar.danger { background: var(--danger); }
.progress-text {
  font-size: 0.72rem; color: var(--text-muted);
  display: flex; justify-content: space-between; margin-top: 4px;
}
.cell-title { font-weight: 700; color: var(--text-primary); display: block; font-size: 0.95rem; }
.cell-subtitle { font-size: 0.75rem; color: var(--text-muted); display: block; margin-top: 2px; }
.actions-group { display: flex; gap: 6px; }

.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 12px; border-radius: 20px;
  font-size: 0.73rem; font-weight: 600;
}
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-info { background: var(--cyan-bg); color: var(--cyan); }
.badge-accent { background: var(--accent-glow); color: var(--accent); }

/* ─── Buttons ─── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: var(--radius-sm);
  font-size: 0.85rem; font-weight: 600;
  border: 1px solid var(--border-glass);
  cursor: pointer; transition: all var(--transition);
  font-family: inherit; background: var(--bg-glass);
  color: var(--text-primary);
}
.btn:hover { background: var(--bg-glass-hover); border-color: var(--border-accent); }
select.btn option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #818cf8);
  border-color: transparent; color: #fff;
}
.btn-primary:hover { box-shadow: 0 4px 20px var(--accent-glow); transform: translateY(-1px); }
.btn-danger { background: var(--danger-bg); border-color: rgba(239,68,68,0.2); color: var(--danger); }
.btn-danger:hover { background: rgba(239,68,68,0.2); }
.btn-sm { padding: 6px 14px; font-size: 0.78rem; }
.btn-icon { padding: 8px; width: 36px; height: 36px; justify-content: center; }

/* ─── Toggle Switch ─── */
.toggle { position: relative; width: 44px; height: 24px; cursor: pointer; }
.toggle input { display: none; }
.toggle .slider {
  position: absolute; inset: 0;
  background: rgba(255,255,255,0.1);
  border-radius: 24px; transition: all var(--transition);
}
.toggle .slider::before {
  content: ''; position: absolute;
  width: 18px; height: 18px;
  left: 3px; top: 3px;
  background: #fff; border-radius: 50%;
  transition: all var(--transition);
}
.toggle input:checked + .slider { background: var(--success); }
.toggle input:checked + .slider::before { transform: translateX(20px); }

/* ─── Search Bar ─── */
.search-bar {
  display: flex; align-items: center; gap: 10px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 0 16px; transition: border-color var(--transition);
}
.search-bar:focus-within { border-color: var(--accent); }
.search-bar .icon { color: var(--text-muted); font-size: 1rem; }
.search-bar input {
  background: none; border: none; outline: none;
  color: var(--text-primary); font-family: inherit;
  font-size: 0.88rem; padding: 10px 0; width: 100%;
}
.search-bar input::placeholder { color: var(--text-muted); }

/* ─── Modal ─── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: all var(--transition);
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  width: 90%; max-width: 520px;
  transform: scale(0.95) translateY(10px);
  transition: all var(--transition);
  max-height: 90vh; overflow-y: auto;
}
.modal-overlay.active .modal { transform: scale(1) translateY(0); }
.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-glass);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-header h3 { font-size: 1.1rem; font-weight: 700; }
.modal-close {
  width: 32px; height: 32px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-glass); border: none;
  color: var(--text-muted); cursor: pointer; font-size: 1.2rem;
  transition: all var(--transition);
}
.modal-close:hover { background: var(--danger-bg); color: var(--danger); }
.modal-body { padding: 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-glass);
  display: flex; gap: 10px; justify-content: flex-end;
}

/* ─── Form ─── */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block; font-size: 0.8rem; font-weight: 600;
  color: var(--text-secondary); margin-bottom: 6px;
}
.form-control {
  width: 100%; padding: 10px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary); font-family: inherit;
  font-size: 0.88rem; outline: none;
  transition: border-color var(--transition);
}
.form-control:focus { border-color: var(--accent); }
select.form-control { cursor: pointer; }
select.form-control option { background: var(--bg-secondary); color: var(--text-primary); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ─── Progress Bar (CPU/RAM) ─── */
.progress-bar {
  height: 8px; background: rgba(255,255,255,0.06);
  border-radius: 4px; overflow: hidden;
}
.progress-bar .fill {
  height: 100%; border-radius: 4px;
  transition: width 0.8s cubic-bezier(.4,0,.2,1);
}
.fill-accent { background: linear-gradient(90deg, var(--accent), #818cf8); }
.fill-success { background: linear-gradient(90deg, var(--success), #4ade80); }
.fill-warning { background: linear-gradient(90deg, var(--warning), #fbbf24); }
.fill-danger { background: linear-gradient(90deg, var(--danger), #f87171); }
.fill-cyan { background: linear-gradient(90deg, var(--cyan), #22d3ee); }

/* ─── System Info Grid ─── */
.info-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}
.info-item { display: flex; flex-direction: column; gap: 4px; }
.info-item .label { font-size: 0.75rem; color: var(--text-muted); font-weight: 500; }
.info-item .value { font-size: 0.92rem; font-weight: 600; }

/* ─── Toolbar ─── */
.toolbar {
  display: flex; align-items: center; gap: 12px;
  flex-wrap: wrap;
}
.toolbar .spacer { flex: 1; }

/* ─── Toasts ─── */
.toast-container {
  position: fixed; bottom: 24px; right: 24px;
  z-index: 2000; display: flex; flex-direction: column; gap: 8px;
}
.toast {
  padding: 14px 20px; border-radius: var(--radius-sm);
  font-size: 0.85rem; font-weight: 500;
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(12px);
  animation: slideIn 0.3s ease-out;
  min-width: 280px;
}
.toast-success { border-left: 3px solid var(--success); }
.toast-error { border-left: 3px solid var(--danger); }
@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ─── Loading Spinner ─── */
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border-glass);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 40px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-overlay {
  display: flex; align-items: center; justify-content: center;
  padding: 60px; color: var(--text-muted);
}

/* ─── Empty State ─── */
.empty-state {
  text-align: center; padding: 50px 20px; color: var(--text-muted);
}
.empty-state .icon { font-size: 3rem; margin-bottom: 12px; opacity: 0.4; }
.empty-state p { font-size: 0.9rem; }

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; align-items: flex-start; gap: 12px; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ─── Ping Diagnostic Styles ─── */
.ping-results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 10px;
}
.ping-stat-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.ping-stat-box.loss {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
}
.ping-stat-box.loss .ping-val {
  color: var(--danger);
}
.ping-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}
.ping-val {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}
.ping-raw-log {
  background: rgba(0, 0, 0, 0.3) !important;
  border: 1px solid var(--border-glass);
  line-height: 1.5;
  color: var(--text-muted);
}
.ping-raw-log span {
  display: block;
}

/* ─── Search & Filters ─── */
.tools-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
  align-items: center;
  justify-content: space-between;
}
.search-box {
  position: relative;
  flex: 1;
  min-width: 250px;
}
.search-box i {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}
.search-box input {
  width: 100%;
  padding: 10px 40px 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  font-family: inherit;
  transition: all var(--transition);
}
.search-box input:focus {
  background: rgba(255,255,255,0.08);
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.filter-tags {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}
.filter-tag {
  padding: 6px 14px;
  border-radius: 20px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
}
.filter-tag.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ─── Bulk Actions Bar ─── */
.bulk-action-bar {
  position: fixed;
  bottom: 80px; /* Above bottom nav */
  left: 50%;
  transform: translateX(-50%) translateY(150%);
  background: var(--bg-secondary);
  border: 1px solid var(--accent);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5), 0 0 15px var(--accent-glow);
  padding: 12px 24px;
  border-radius: 30px;
  display: flex;
  align-items: center;
  gap: 16px;
  z-index: 1050;
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  opacity: 0;
  pointer-events: none;
}
.bulk-action-bar.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.bulk-action-bar span {
  font-weight: 600;
  color: var(--text-primary);
}

/* ─── Custom Checkbox ─── */
.custom-checkbox {
  appearance: none;
  width: 18px;
  height: 18px;
  border: 2px solid var(--text-muted);
  border-radius: 4px;
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: all 0.2s;
}
.custom-checkbox:checked {
  background: var(--accent);
  border-color: var(--accent);
}
.custom-checkbox:checked::after {
  content: '✔';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 12px;
}

/* ─── Skeleton Loader ─── */
.skeleton {
  background: linear-gradient(90deg, var(--bg-glass) 25%, rgba(255,255,255,0.08) 50%, var(--bg-glass) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: 4px;
}
@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton-row { height: 20px; width: 100%; margin: 8px 0; }