@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-primary: #060a13;
  --bg-secondary: #0b1120;
  --bg-card: #0f1a2e;
  --bg-card-hover: #142240;
  --bg-input: #0a1224;
  --bg-elevated: #162544;
  --border: #1a2d4d;
  --border-subtle: #132038;
  --border-focus: #3b82f6;
  --text-primary: #e8edf5;
  --text-secondary: #8b9cc0;
  --text-muted: #4e6490;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.12);
  --accent-glow-strong: rgba(59, 130, 246, 0.25);
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.08);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.08);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.08);
  --purple: #8b5cf6;
  --purple-bg: rgba(139, 92, 246, 0.08);
  --cyan: #06b6d4;
  --cyan-bg: rgba(6, 182, 212, 0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.08);
  --transition: 0.2s ease;
  --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--accent-glow-strong);
  color: var(--text-primary);
}

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

/* ── Login ── */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(59, 130, 246, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(139, 92, 246, 0.04) 0%, transparent 50%),
    var(--bg-primary);
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.login-wrapper::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 98px,
    rgba(59, 130, 246, 0.02) 98px,
    rgba(59, 130, 246, 0.02) 100px
  ),
  repeating-linear-gradient(
    90deg,
    transparent,
    transparent 98px,
    rgba(59, 130, 246, 0.02) 98px,
    rgba(59, 130, 246, 0.02) 100px
  );
  pointer-events: none;
}

.login-card {
  background: linear-gradient(165deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  position: relative;
  z-index: 1;
}

.login-logo {
  text-align: center;
  margin-bottom: 36px;
}

.login-logo img {
  width: 64px;
  height: auto;
  margin-bottom: 16px;
  filter: drop-shadow(0 4px 12px rgba(59, 130, 246, 0.3));
}

.login-logo h1 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-logo p {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 6px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  font-weight: 500;
}

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

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.2px;
  text-transform: uppercase;
}

.form-input {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: all var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow), inset 0 1px 2px rgba(0, 0, 0, 0.2);
}

.form-input::placeholder { color: var(--text-muted); }

.form-input-sm { padding: 8px 12px; font-size: 13px; }

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%234e6490' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  letter-spacing: 0.1px;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, transparent 50%);
  pointer-events: none;
}

.btn-primary {
  background: linear-gradient(180deg, #4f93f7 0%, var(--accent) 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3), inset 0 1px 0 rgba(255,255,255,0.1);
}

.btn-primary:hover {
  background: linear-gradient(180deg, #5c9df8 0%, var(--accent-hover) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4), inset 0 1px 0 rgba(255,255,255,0.1);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-secondary:hover { background: var(--bg-card-hover); color: var(--text-primary); border-color: var(--text-muted); }

.btn-danger {
  background: linear-gradient(180deg, #f05252 0%, var(--danger) 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.25);
}

.btn-danger:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(239, 68, 68, 0.35); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 6px 10px;
}

.btn-ghost:hover { background: var(--bg-elevated); color: var(--text-primary); }

.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-xs { padding: 4px 10px; font-size: 11px; }
.btn-full { width: 100%; }

.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; }

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

.sidebar {
  width: 260px;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, #080d18 100%);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-header {
  padding: 20px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-header img {
  width: 34px;
  height: auto;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 6px rgba(59, 130, 246, 0.25));
}

.sidebar-header .brand h2 {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.2px;
}

.sidebar-header .brand span {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.sidebar-nav {
  flex: 1;
  padding: 8px;
  overflow-y: auto;
}

.nav-section { margin-bottom: 4px; }

.nav-section-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 12px 14px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 13px;
  font-weight: 500;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
  text-decoration: none;
  position: relative;
}

.nav-item:hover { background: rgba(255, 255, 255, 0.03); color: var(--text-primary); }

.nav-item.active {
  background: var(--accent-glow);
  color: var(--accent);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
}

.nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

.nav-item.active svg { opacity: 1; }

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--border-subtle);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
}

.user-info:hover { background: rgba(255, 255, 255, 0.03); }

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.2);
}

.user-details { flex: 1; min-width: 0; }

.user-details .name {
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-details .role {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 500;
}

.main-content {
  flex: 1;
  margin-left: 260px;
  padding: 32px;
  max-width: 1200px;
}

.page-header { margin-bottom: 24px; }

.page-header h1 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.page-header p {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 4px;
}

/* ── Cards ── */
.card {
  background: linear-gradient(165deg, var(--bg-card) 0%, rgba(15, 26, 46, 0.6) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.2px;
}

/* ── Table ── */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

thead { background: rgba(0, 0, 0, 0.25); }

th {
  text-align: left;
  padding: 10px 14px;
  font-weight: 600;
  color: var(--text-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
  cursor: default;
  user-select: none;
}

th.sortable { cursor: pointer; }
th.sortable:hover { color: var(--text-secondary); }
th .sort-arrow { margin-left: 4px; font-size: 10px; opacity: 0.5; }
th.sorted .sort-arrow { opacity: 1; color: var(--accent); }

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255, 255, 255, 0.015); }
tr.selected td { background: var(--accent-glow); }

/* ── Checkbox ── */
.check-cell { width: 36px; text-align: center; }

.custom-check {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.badge-pass { background: var(--success-bg); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.15); }
.badge-drop { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.15); }
.badge-tcp { background: var(--purple-bg); color: var(--purple); border: 1px solid rgba(139, 92, 246, 0.15); }
.badge-udp { background: var(--warning-bg); color: var(--warning); border: 1px solid rgba(245, 158, 11, 0.15); }
.badge-icmp { background: var(--cyan-bg); color: var(--cyan); border: 1px solid rgba(6, 182, 212, 0.15); }
.badge-profile { background: var(--cyan-bg); color: var(--cyan); border: 1px solid rgba(6, 182, 212, 0.15); }

.badge-ongoing {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.15);
  animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }

/* ── Toolbar (search/filter/pagination) ── */
.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.toolbar-search {
  flex: 1;
  min-width: 200px;
  position: relative;
}

.toolbar-search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  pointer-events: none;
}

.toolbar-search input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  color: var(--text-primary);
  font-size: 13px;
  font-family: inherit;
  transition: all var(--transition);
  outline: none;
}

.toolbar-search input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.toolbar-search input::placeholder { color: var(--text-muted); }

.filter-chip {
  padding: 6px 14px;
  border-radius: 50px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  white-space: nowrap;
}

.filter-chip:hover { border-color: var(--text-muted); color: var(--text-primary); }
.filter-chip.active { background: var(--accent-glow); border-color: var(--accent); color: var(--accent); }

/* ── Pagination ── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 12px;
}

.pagination-info {
  font-size: 12px;
  color: var(--text-muted);
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: 4px;
}

.page-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.page-btn:hover:not(:disabled) { border-color: var(--text-muted); color: var(--text-primary); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: white; }
.page-btn:disabled { opacity: 0.3; cursor: not-allowed; }

.per-page-select {
  padding: 6px 28px 6px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  color: var(--text-secondary);
  font-size: 12px;
  font-family: inherit;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' fill='%234e6490' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  cursor: pointer;
  outline: none;
}

/* ── Bulk Actions Bar ── */
.bulk-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--accent-glow);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  animation: slideDown 0.2s ease;
}

.bulk-bar .count {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── IP Input Bar ── */
.ip-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.ip-bar .form-input { flex: 1; }

/* ── Game Profile Cards ── */
.profile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.profile-card {
  background: var(--bg-input);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: all var(--transition-slow);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.profile-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.02) 0%, transparent 60%);
  pointer-events: none;
}

.profile-card:hover {
  border-color: var(--text-muted);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.profile-card.selected {
  border-color: var(--accent);
  background: var(--accent-glow);
  box-shadow: 0 0 32px rgba(59, 130, 246, 0.1);
}

.profile-card .game-img {
  width: 56px;
  height: 56px;
  object-fit: contain;
  margin: 0 auto 12px;
  display: block;
  border-radius: 8px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.4));
}

.profile-card .name {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.2px;
}

.profile-card .desc {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 3px;
}

/* ── Port Fields ── */
.port-fields {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.port-field label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.port-field .optional { color: var(--text-muted); font-style: italic; text-transform: none; }

/* ── Checkboxes ── */
.checkbox-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.checkbox-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

/* ── Stat Grid ── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
}

.stat-card:nth-child(1)::before { background: linear-gradient(90deg, var(--accent), var(--purple)); }
.stat-card:nth-child(2)::before { background: linear-gradient(90deg, var(--danger), var(--warning)); }
.stat-card:nth-child(3)::before { background: linear-gradient(90deg, var(--cyan), var(--accent)); }
.stat-card:nth-child(4)::before { background: linear-gradient(90deg, var(--purple), var(--accent)); }

.stat-card .value {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-card .label {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* ── Time Filter Pills ── */
.time-filters {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.time-pill {
  padding: 6px 16px;
  border-radius: 50px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.time-pill:hover { border-color: var(--text-muted); color: var(--text-secondary); }

.time-pill.active {
  background: linear-gradient(180deg, #4f93f7 0%, var(--accent) 100%);
  border-color: var(--accent);
  color: white;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

/* ── Toast ── */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  animation: slideIn 0.3s ease;
  box-shadow: var(--shadow-lg);
  max-width: 380px;
  backdrop-filter: blur(12px);
}

.toast-success { background: rgba(16, 185, 129, 0.15); color: #6ee7b7; border: 1px solid rgba(16, 185, 129, 0.2); }
.toast-error { background: rgba(239, 68, 68, 0.15); color: #fca5a5; border: 1px solid rgba(239, 68, 68, 0.2); }
.toast-info { background: rgba(59, 130, 246, 0.15); color: #93c5fd; border: 1px solid rgba(59, 130, 246, 0.2); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ── Rule Builder ── */
.rule-row {
  display: grid;
  grid-template-columns: 1fr 100px 100px 100px auto;
  gap: 10px;
  align-items: end;
  margin-bottom: 10px;
}

.rule-row .form-group { margin-bottom: 0; }

/* ── Loading ── */
.spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 40px auto;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Alert ── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 16px;
}

.alert-error { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.15); }
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.15); }
.alert-info { background: var(--accent-glow); color: var(--accent); border: 1px solid rgba(59, 130, 246, 0.15); }

/* ── Empty State ── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}

.empty-state svg {
  width: 48px;
  height: 48px;
  margin-bottom: 12px;
  opacity: 0.4;
}

.empty-state p { font-size: 13px; font-weight: 500; }

/* ── Tabs ── */
.tabs {
  display: flex;
  gap: 2px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.tab {
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--transition);
}

.tab:hover { color: var(--text-secondary); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Current Rules Preview ── */
.current-rules-preview {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 20px;
}

.current-rules-preview .preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.current-rules-preview .preview-header h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ── Mobile ── */
.mobile-toggle {
  display: none;
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 200;
  width: 38px;
  height: 38px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
}

.mobile-toggle svg { width: 18px; height: 18px; }

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 90;
  backdrop-filter: blur(4px);
}

@media (max-width: 768px) {
  .mobile-toggle { display: flex; }
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay.show { display: block; }
  .main-content { margin-left: 0; padding: 20px; padding-top: 64px; }
  .rule-row { grid-template-columns: 1fr 1fr; }
  .ip-bar { flex-direction: column; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .toolbar { flex-direction: column; }
  .toolbar-search { min-width: 100%; }
  .pagination { flex-direction: column; align-items: flex-start; }
  [style*="grid-template-columns: 1fr 1fr"] { grid-template-columns: 1fr !important; }
}

/* ── Impersonation Banner ── */
.impersonate-banner {
  position: fixed;
  top: 0;
  left: 260px;
  right: 0;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 24px;
  background: linear-gradient(135deg, #d97706, #b45309);
  color: white;
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 2px 12px rgba(217, 119, 6, 0.3);
  animation: slideDown 0.3s ease;
}

.impersonate-banner ~ .main-content {
  padding-top: 72px;
}

@media (max-width: 768px) {
  .impersonate-banner { left: 0; }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  padding: 20px;
  animation: fadeIn 0.2s ease;
  backdrop-filter: blur(4px);
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  width: 100%;
  max-width: 500px;
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.5);
}

.modal h3 { font-size: 17px; font-weight: 700; margin-bottom: 16px; letter-spacing: -0.3px; }

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ══ Light Theme ══ */
[data-theme="light"] {
  --bg-primary: #f5f7fa;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f0f2f5;
  --bg-input: #f0f2f5;
  --bg-elevated: #e8ebf0;
  --border: #d4d9e2;
  --border-subtle: #e2e6ed;
  --border-focus: #3b82f6;
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-glow: rgba(37, 99, 235, 0.08);
  --accent-glow-strong: rgba(37, 99, 235, 0.15);
  --success: #059669;
  --success-bg: rgba(5, 150, 105, 0.06);
  --danger: #dc2626;
  --danger-bg: rgba(220, 38, 38, 0.06);
  --warning: #d97706;
  --warning-bg: rgba(217, 119, 6, 0.06);
  --purple: #7c3aed;
  --purple-bg: rgba(124, 58, 237, 0.06);
  --cyan: #0891b2;
  --cyan-bg: rgba(8, 145, 178, 0.06);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 24px rgba(37, 99, 235, 0.05);
}

[data-theme="light"] .login-wrapper {
  background: radial-gradient(ellipse at 30% 20%, rgba(37, 99, 235, 0.04) 0%, transparent 50%), var(--bg-primary);
}

[data-theme="light"] .login-wrapper::before { opacity: 0.3; }

[data-theme="light"] .sidebar {
  background: linear-gradient(180deg, #ffffff 0%, #f8f9fb 100%);
  border-right-color: var(--border);
}

[data-theme="light"] .login-logo h1 {
  background: linear-gradient(135deg, #111827, #4b5563);
  -webkit-background-clip: text;
  background-clip: text;
}

[data-theme="light"] .login-card {
  background: #ffffff;
  box-shadow: var(--shadow-lg);
}

[data-theme="light"] .card {
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

[data-theme="light"] .btn-primary {
  background: linear-gradient(180deg, #3b82f6 0%, #2563eb 100%);
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.2);
}

[data-theme="light"] thead { background: #f8f9fb; }

[data-theme="light"] .stat-card .value {
  background: linear-gradient(135deg, #111827, #374151);
  -webkit-background-clip: text;
  background-clip: text;
}

[data-theme="light"] .toast-success { background: rgba(5, 150, 105, 0.1); color: #065f46; border-color: rgba(5, 150, 105, 0.2); }
[data-theme="light"] .toast-error { background: rgba(220, 38, 38, 0.1); color: #991b1b; border-color: rgba(220, 38, 38, 0.2); }
[data-theme="light"] .toast-info { background: rgba(37, 99, 235, 0.1); color: #1e40af; border-color: rgba(37, 99, 235, 0.2); }

[data-theme="light"] ::-webkit-scrollbar-thumb { background: #d4d9e2; }
[data-theme="light"] ::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

[data-theme="light"] .user-avatar { box-shadow: 0 2px 6px rgba(37, 99, 235, 0.15); }

[data-theme="light"] .sidebar-header img { filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1)); }

/* ── Compare Rules ── */
.compare-inputs {
  display: flex;
  gap: 16px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.compare-input-group {
  flex: 1;
  min-width: 200px;
}

.compare-input-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.compare-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 10px 0;
}

.compare-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
}

.diff-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.diff-dot-same { background: var(--text-muted); }
.diff-dot-modified { background: #f59e0b; }
.diff-dot-only-a { background: #3b82f6; }
.diff-dot-only-b { background: #a855f7; }

.diff-row-modified { background: rgba(245, 158, 11, 0.06); }
.diff-row-only-a { background: rgba(59, 130, 246, 0.06); }
.diff-row-only-b { background: rgba(168, 85, 247, 0.06); }

.diff-row-modified:hover { background: rgba(245, 158, 11, 0.12); }
.diff-row-only-a:hover { background: rgba(59, 130, 246, 0.12); }
.diff-row-only-b:hover { background: rgba(168, 85, 247, 0.12); }

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}

.compare-col {
  overflow: hidden;
}

.compare-col h3 {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.2px;
}

.compare-col .table-wrapper {
  max-height: 600px;
  overflow-y: auto;
}

@media (max-width: 768px) {
  .compare-inputs {
    flex-direction: column;
  }
  .compare-grid {
    grid-template-columns: 1fr;
  }
}