:root {
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #818cf8;
  --bg: #0f172a;
  --bg-card: #1e293b;
  --bg-hover: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #334155;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --radius: 12px;
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.3), 0 2px 4px -2px rgba(0,0,0,0.2);
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a { color: var(--primary-light); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Login Page */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
}

.login-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.login-card .logo {
  text-align: center;
  margin-bottom: 30px;
}

.login-card .logo h1 {
  font-size: 28px;
  background: linear-gradient(135deg, var(--primary-light), #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-card .logo p {
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 5px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 15px;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
  font-family: inherit;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-dark);
}

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

.btn-secondary:hover {
  background: var(--border);
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-success {
  background: var(--success);
  color: white;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 13px;
  width: auto;
}

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 25px;
  background: var(--bg);
  padding: 4px;
  border-radius: 8px;
}

.tab-btn {
  flex: 1;
  padding: 10px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s;
}

.tab-btn.active {
  background: var(--primary);
  color: white;
}

.alert {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
  display: none;
}

.alert.show { display: block; }
.alert-error { background: rgba(239,68,68,0.15); color: #fca5a5; border: 1px solid rgba(239,68,68,0.3); }
.alert-success { background: rgba(34,197,94,0.15); color: #86efac; border: 1px solid rgba(34,197,94,0.3); }
.alert-info { background: rgba(59,130,246,0.15); color: #93c5fd; border: 1px solid rgba(59,130,246,0.3); }
.alert-warning { background: rgba(245,158,11,0.15); color: #fcd34d; border: 1px solid rgba(245,158,11,0.3); }

/* Dashboard Layout */
.dashboard {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-header {
  padding: 0 24px 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.sidebar-header h2 {
  font-size: 20px;
  background: linear-gradient(135deg, var(--primary-light), #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-header p {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.nav-menu {
  list-style: none;
  flex: 1;
}

.nav-item {
  padding: 12px 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text);
}

.nav-item.active {
  background: rgba(79,70,229,0.15);
  color: var(--primary-light);
  border-left-color: var(--primary);
}

.nav-item .icon {
  font-size: 18px;
  width: 24px;
  text-align: center;
}

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  color: white;
}

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

.user-info .details .name {
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.main-content {
  flex: 1;
  margin-left: 260px;
  padding: 30px;
  max-width: calc(100% - 260px);
}

.page-header {
  margin-bottom: 25px;
}

.page-header h1 {
  font-size: 24px;
  margin-bottom: 4px;
}

.page-header p {
  color: var(--text-muted);
  font-size: 14px;
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--border);
  margin-bottom: 20px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 25px;
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border);
  transition: transform 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
}

.stat-card .stat-icon {
  font-size: 28px;
  margin-bottom: 8px;
}

.stat-card .stat-value {
  font-size: 32px;
  font-weight: 700;
}

.stat-card .stat-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Table */
.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

table th {
  text-align: left;
  padding: 12px 16px;
  background: var(--bg);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

table tr:hover td {
  background: rgba(255,255,255,0.02);
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.badge-open { background: rgba(245,158,11,0.2); color: #fcd34d; }
.badge-answered { background: rgba(59,130,246,0.2); color: #93c5fd; }
.badge-closed { background: rgba(148,163,184,0.2); color: #cbd5e1; }
.badge-intern { background: rgba(34,197,94,0.2); color: #86efac; }
.badge-admin { background: rgba(168,85,247,0.2); color: #c4b5fd; }

/* Time Status */
.time-status {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px;
  border-radius: 8px;
  margin-bottom: 20px;
}

.time-status.allowed {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
}

.time-status.denied {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
}

.time-status .status-icon {
  font-size: 24px;
}

.time-status .status-text {
  flex: 1;
}

.time-status .status-text .title {
  font-weight: 600;
  font-size: 15px;
}

.time-status .status-text .detail {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

.current-time {
  font-size: 14px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.show {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 30px;
  width: 100%;
  max-width: 600px;
  max-height: 85vh;
  overflow-y: auto;
  border: 1px solid var(--border);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.modal-header h3 {
  font-size: 20px;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text);
}

/* Page sections */
.page-section {
  display: none;
}

.page-section.active {
  display: block;
}

/* Pagination */
.pagination {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 20px;
  align-items: center;
}

.pagination button {
  padding: 8px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
}

.pagination button:hover:not(:disabled) {
  background: var(--bg-hover);
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination .page-info {
  color: var(--text-muted);
  font-size: 14px;
  padding: 0 10px;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.empty-state .icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.5;
}

.empty-state .text {
  font-size: 15px;
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    width: 70px;
  }
  .sidebar-header h2, .sidebar-header p,
  .nav-item span:not(.icon), .user-info .details {
    display: none;
  }
  .main-content {
    margin-left: 70px;
    max-width: calc(100% - 70px);
    padding: 20px;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.content-preview {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-muted);
}

.log-content {
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.6;
  padding: 16px;
  background: var(--bg);
  border-radius: 8px;
  margin-top: 8px;
}

.ticket-answer {
  background: rgba(59,130,246,0.1);
  border-left: 3px solid var(--info);
  padding: 14px;
  border-radius: 0 8px 8px 0;
  margin-top: 12px;
}

.ticket-answer .answered-by {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.ticket-question {
  background: var(--bg);
  padding: 14px;
  border-radius: 8px;
  margin-top: 8px;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.6;
}

.detail-row {
  display: flex;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.detail-row:last-child { border-bottom: none; }

.detail-row .label {
  width: 140px;
  color: var(--text-muted);
  font-size: 13px;
  flex-shrink: 0;
}

.detail-row .value {
  flex: 1;
  font-size: 14px;
}

.activity-detail {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.filter-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-bar select,
.filter-bar input {
  padding: 8px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
}