/*
 * admin.css — Admin Panel Stylesheet
 * RTL Persian admin panel with responsive design
 */

/* ─── Design System: Colors & Variables ───────────────────────────────────── */

:root {
  /* Primary palette */
  --color-bg: #0f1117;
  --color-surface: #1a1d27;
  --color-surface-hover: #222633;
  --color-border: #2a2e3d;
  --color-border-hover: #3a3f52;

  /* Accent */
  --color-primary: #6366f1;
  --color-primary-hover: #4f52de;
  --color-primary-light: rgba(99, 102, 241, 0.15);

  /* Status colors */
  --color-success: #10b981;
  --color-success-light: rgba(16, 185, 129, 0.15);
  --color-warning: #f59e0b;
  --color-warning-light: rgba(245, 158, 11, 0.15);
  --color-error: #ef4444;
  --color-error-light: rgba(239, 68, 68, 0.15);
  --color-info: #3b82f6;
  --color-info-light: rgba(59, 130, 246, 0.15);

  /* Text */
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-text-subtle: #64748b;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;

  /* Font stack */
  --font-sans: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

/* ─── Reset & Base ─────────────────────────────────────────────────────────── */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  direction: rtl;
  text-align: right;
}

/* Prevent horizontal overflow globally */
html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

/* ─── Login Screen ────────────────────────────────────────────────────────── */

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg) 0%, #1e2235 100%);
  padding: var(--space-lg);
}

.login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
  margin: var(--space-lg);
}

.login-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.login-logo {
  width: 64px;
  height: 64px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  font-size: 28px;
  box-shadow: var(--shadow-md);
}

.login-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.login-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.form-input {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  font-size: 1rem;
  color: var(--color-text);
  font-family: inherit;
  text-align: left;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-input.error {
  border-color: var(--color-error);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrapper .form-input {
  flex: 1;
  padding-left: 3rem;
}

.input-icon {
  position: absolute;
  left: var(--space-md);
  color: var(--color-text-subtle);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.input-icon:hover {
  color: var(--color-text-muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  min-height: 44px;
}

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

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

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

.btn-danger {
  background: var(--color-error-light);
  color: var(--color-error);
  border: 1px solid var(--color-error);
}

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

.btn-sm {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.8125rem;
  min-height: 40px;
}

.btn-full {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Unknown/transient bot state — must never read as "online". */
.badge-unknown {
  background: var(--color-surface-hover);
  color: var(--color-text-subtle);
}

.badge-unknown.badge-dot,
.badge-dot.badge-unknown {
  background: var(--color-text-subtle);
}

/* ─── Panel Refresh Control ───────────────────────────────────────────────────
   Shared by Dashboard now and Users/Orders in later phases. Kept visually
   secondary to primary actions so it never competes with them. */
.panel-refresh {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  min-height: 0;
  padding: var(--space-xs) var(--space-sm);
  font-weight: 500;
}

.refresh-spinner {
  width: 12px;
  height: 12px;
  border-width: 2px;
  display: inline-block;
  vertical-align: middle;
  flex: none;
}

.refresh-spinner[hidden] {
  display: none;
}

.login-error {
  background: var(--color-error-light);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  color: var(--color-error);
  font-size: 0.875rem;
  display: none;
}

.login-error.visible {
  display: block;
}

/* Loading spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ─── App Layout ──────────────────────────────────────────────────────────── */

.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  right: 0;
  top: 0;
  bottom: 0;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  padding: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.sidebar-logo-icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.sidebar-logo-text {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-md);
  overflow-y: auto;
}

.nav-section {
  margin-bottom: var(--space-lg);
}

.nav-section-title {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-subtle);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-xs);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: var(--space-xs);
  min-height: 44px;
}

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

.nav-item.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.nav-item-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-item-badge {
  margin-right: auto;
  background: var(--color-primary);
  color: white;
  font-size: 0.6875rem;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
}

.sidebar-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.user-menu {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.user-menu:hover {
  background: var(--color-surface-hover);
}

.user-avatar {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
}

.user-info {
  flex: 1;
}

.user-name {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
}

.user-role {
  font-size: 0.75rem;
  color: var(--color-text-subtle);
}

/* Main content */
.main-content {
  flex: 1;
  margin-right: 260px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Top bar */
.topbar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
}

.topbar-breadcrumb {
  font-size: 0.875rem;
  color: var(--color-text-subtle);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.page-content {
  flex: 1;
  padding: var(--space-xl);
  overflow-y: auto;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--space-sm);
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

/* ─── Cards ───────────────────────────────────────────────────────────────── */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

/* ─── Stats Grid ──────────────────────────────────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  transition: all var(--transition-fast);
}

.stat-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.stat-icon.blue { background: var(--color-info-light); }
.stat-icon.green { background: var(--color-success-light); }
.stat-icon.yellow { background: var(--color-warning-light); }
.stat-icon.red { background: var(--color-error-light); }
.stat-icon.purple { background: var(--color-primary-light); }

.stat-content {
  flex: 1;
  min-width: 0;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
  margin-bottom: var(--space-xs);
  word-break: break-word;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.stat-change {
  font-size: 0.75rem;
  margin-top: var(--space-xs);
}

.stat-change.positive { color: var(--color-success); }
.stat-change.negative { color: var(--color-error); }

/* ─── Tables ──────────────────────────────────────────────────────────────── */

.table-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.table-header {
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.table-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.table-search {
  position: relative;
  max-width: 300px;
}

.table-search input {
  width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  padding-right: 2.5rem;
  font-size: 0.875rem;
  color: var(--color-text);
  font-family: inherit;
  transition: border-color var(--transition-fast);
}

.table-search input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.table-search-icon {
  position: absolute;
  right: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-subtle);
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead th {
  padding: var(--space-md) var(--space-lg);
  text-align: right;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-subtle);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  white-space: nowrap;
}

tbody td {
  padding: var(--space-md) var(--space-lg);
  font-size: 0.9375rem;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover td {
  background: var(--color-surface-hover);
}

/* ─── Badges ──────────────────────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
}

.badge-active, .badge-online, .badge-open {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge-waiting, .badge-info {
  background: var(--color-info-light);
  color: var(--color-info);
}

.badge-sms {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.badge-completed {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge-cancelled, .badge-blocked, .badge-closed {
  background: var(--color-error-light);
  color: var(--color-error);
}

.badge-expired, .badge-failed, .badge-offline {
  background: var(--color-warning-light);
  color: var(--color-warning);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ─── Buttons Group ───────────────────────────────────────────────────────── */

.btn-group {
  display: flex;
  gap: var(--space-sm);
}

.btn-icon {
  width: 32px;
  height: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-width: 32px;
  min-height: 32px;
}

.btn-icon:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

/* ─── Modal ───────────────────────────────────────────────────────────────── */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: scale(0.95) translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.125rem;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-text-subtle);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--space-sm);
  line-height: 1;
  transition: color var(--transition-fast);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.modal-body {
  padding: var(--space-xl);
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: var(--space-lg) var(--space-xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
}

/* ─── Toast ───────────────────────────────────────────────────────────────── */

.toast-container {
  position: fixed;
  bottom: var(--space-xl);
  left: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  z-index: 300;
  pointer-events: none;
}

.toast {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: slideIn 0.3s ease;
  min-width: 280px;
  max-width: 400px;
}

.toast.success { border-color: var(--color-success); }
.toast.error { border-color: var(--color-error); }
.toast.warning { border-color: var(--color-warning); }
.toast.info { border-color: var(--color-info); }

.toast-message {
  flex: 1;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.toast-close {
  background: none;
  border: none;
  color: var(--color-text-subtle);
  cursor: pointer;
  padding: var(--space-xs);
  font-size: 1.25rem;
  line-height: 1;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

/* ─── Skeleton Loading ────────────────────────────────────────────────────── */

.skeleton {
  background: linear-gradient(90deg, var(--color-surface) 25%, var(--color-surface-hover) 50%, var(--color-surface) 75%);
  background-size: 200% 100%;
  border-radius: var(--radius-sm);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-line {
  height: 1rem;
  margin-bottom: var(--space-md);
}

.skeleton-line.wide { width: 100%; }
.skeleton-line.medium { width: 75%; }
.skeleton-line.narrow { width: 50%; }

/* ─── Empty State ─────────────────────────────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: var(--space-2xl);
  color: var(--color-text-muted);
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: var(--space-lg);
  opacity: 0.5;
}

.empty-state-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.empty-state-desc {
  font-size: 0.875rem;
  margin-bottom: var(--space-lg);
}

/* ─── Confirm Dialog ──────────────────────────────────────────────────────── */

.confirm-dialog {
  max-width: 400px;
}

.confirm-dialog .modal-body {
  text-align: center;
}

.confirm-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 32px;
}

.confirm-icon.warning {
  background: var(--color-warning-light);
  color: var(--color-warning);
}

.confirm-icon.danger {
  background: var(--color-error-light);
  color: var(--color-error);
}

.confirm-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.confirm-message {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ─── Conversation Thread ─────────────────────────────────────────────────── */

.conversation-thread {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.message-bubble {
  max-width: 80%;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  line-height: 1.5;
  word-break: break-word;
  overflow-wrap: break-word;
}

.message-bubble.user {
  background: var(--color-surface-hover);
  border: 1px solid var(--color-border);
  align-self: flex-start;
  border-bottom-right: none;
}

.message-bubble.admin {
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary);
  align-self: flex-end;
  border-bottom-left: none;
}

.message-meta {
  font-size: 0.75rem;
  color: var(--color-text-subtle);
  margin-top: var(--space-sm);
}

/* ─── Filter Tabs ─────────────────────────────────────────────────────────── */

.filter-tabs {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.filter-tab {
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px;
}

.filter-tab:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text);
}

.filter-tab.active {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ─── Responsive — Mobile-First Premium Admin Panel ─────────────────────── */

/* Touch overlay backdrop for mobile drawer */
.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.sidebar-backdrop.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Tablet & below: hide desktop sidebar, show drawer pattern */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    z-index: 200;
    pointer-events: none;
  }

  .sidebar.open {
    transform: translateX(0);
    pointer-events: auto;
  }

  .main-content {
    margin-right: 0;
  }

  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    font-size: 1.75rem;
  }

  /* Mobile topbar gets padding for hamburger */
  .topbar {
    padding: var(--space-sm) var(--space-md);
    gap: var(--space-sm);
  }

  .topbar-title {
    font-size: 1rem;
  }

  .topbar-breadcrumb {
    font-size: 0.75rem;
  }

  /* Disable hover effects on touch devices */
  .stat-card:hover {
    transform: none;
  }
}

/* Tablet: 768px-1023px — Adaptive compact layout */
@media (max-width: 1023px) and (min-width: 768px) {
  .page-content {
    padding: var(--space-lg);
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }

  .stat-card {
    padding: var(--space-lg);
  }

  .stat-icon {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }

  .stat-value {
    font-size: 1.5rem;
  }

  .card-header {
    margin-bottom: var(--space-md);
  }

  .table-header {
    padding: var(--space-md) var(--space-lg);
  }

  table, thead, tbody, th, td, tr {
    display: table;
  }

  thead, tbody, th, td, tr {
    display: table-row;
  }

  thead th, tbody td {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
  }

  /* Hide less important columns on tablet */
  thead th:nth-child(1), tbody td:nth-child(1) {
    display: none;
  }
}

/* Mobile: <768px — Card-based layout */
@media (max-width: 767px) {
  .page-content {
    padding: var(--space-md);
  }

  /* Stats grid: 2 columns on mobile */
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
  }

  .stat-card {
    padding: var(--space-md);
    gap: var(--space-md);
  }

  .stat-icon {
    width: 36px;
    height: 36px;
    font-size: 18px;
  }

  .stat-value {
    font-size: 1.25rem;
  }

  .stat-label {
    font-size: 0.6875rem;
  }

  /* Compact card headers */
  .card-header {
    margin-bottom: var(--space-md);
  }

  /* Tables: convert to card layout for touch readability */
  table, thead, tbody, th, td, tr {
    display: block;
  }

  thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  tbody tr {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }

  tbody tr td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-xs) 0;
    border: none;
    text-align: left;
    direction: rtl;
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  tbody tr td:before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--color-text-muted);
    margin-left: var(--space-sm);
    font-size: 0.75rem;
    flex-shrink: 0;
  }

  /* Primary info in each row gets visual emphasis */
  tbody tr td:first-child {
    font-size: 1rem;
    font-weight: 600;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-sm);
    margin-bottom: var(--space-sm);
  }

  /* Compact table headers */
  .table-header {
    padding: var(--space-md);
    gap: var(--space-sm);
  }

  .table-header > .flex {
    flex-direction: column;
    gap: var(--space-sm);
    width: 100%;
  }

  .table-search {
    max-width: none;
    width: 100%;
  }

  .table-search input,
  .table-search select {
    width: 100%;
  }

  /* Touch-friendly buttons */
  .btn {
    min-height: 44px;
    padding: var(--space-sm) var(--space-lg);
  }

  .btn-sm {
    min-height: 44px;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
  }

  .btn-icon {
    width: 44px;
    height: 44px;
    font-size: 1.125rem;
  }

  /* Bot Control: single-column layout on mobile, no wrapping */
  #bot-control-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    width: 100%;
    margin-top: var(--space-sm);
  }

  #bot-control-buttons .btn {
    width: 100%;
    justify-content: center;
  }

  #bot-status-info {
    white-space: normal;
    word-break: break-word;
    font-size: 0.8125rem;
    line-height: 1.6;
  }

  /* Safe text wrapping for long values */
  code, .logs-ts, td {
    overflow-wrap: break-word;
    word-break: break-word;
  }

  /* Modal near-fullscreen on mobile */
  .modal {
    width: calc(100% - var(--space-lg));
    max-width: none;
    max-height: calc(100vh - var(--space-lg));
    margin: auto var(--space-md);
  }

  .modal-body {
    padding: var(--space-md);
    max-height: calc(100vh - 120px);
  }

  .modal-footer {
    padding: var(--space-sm) var(--space-md);
    flex-direction: column-reverse;
    gap: var(--space-xs);
  }

  .modal-footer .btn {
    width: 100%;
    min-height: 48px;
  }

  /* Form inputs get larger touch targets */
  .form-input {
    min-height: 44px;
    font-size: 16px; /* Prevents iOS zoom on focus */
    padding: var(--space-sm) var(--space-md);
  }

  textarea.form-input {
    min-height: 100px;
  }

  /* Compact badge sizes */
  .badge {
    padding: 2px var(--space-sm);
    font-size: 0.6875rem;
  }
}

/* Small mobile: <=380px — compact 2-column layout */
@media (max-width: 380px) {
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-xs);
  }

  .stat-card {
    padding: var(--space-sm);
    gap: var(--space-sm);
  }

  .stat-icon {
    width: 32px;
    height: 32px;
    font-size: 16px;
  }

  .stat-value {
    font-size: 1.125rem;
  }

  .stat-label {
    font-size: 0.625rem;
  }

  .page-content {
    padding: var(--space-sm);
  }

  .table-header {
    padding: var(--space-sm) var(--space-md);
  }

  tbody tr {
    padding: var(--space-sm) var(--space-md);
  }

  tbody tr td {
    font-size: 0.8125rem;
  }

  tbody tr td:before {
    font-size: 0.6875rem;
  }

  .sidebar-logo-text {
    font-size: 0.875rem;
  }

  .sidebar-logo-icon {
    width: 28px;
    height: 28px;
    font-size: 16px;
  }
}

/* Landscape phones: use horizontal space better */
@media (max-width: 768px) and (orientation: landscape) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .modal {
    max-height: calc(100vh - var(--space-xl));
  }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Ensure long text wraps properly */
code, pre {
  word-break: break-all;
  overflow-wrap: break-word;
  max-width: 100%;
}

/* ─── Mobile Login Screen ─────────────────────────────────────────────── */

@media (max-width: 768px) {
  .login-screen {
    padding: var(--space-md);
  }

  .login-card {
    padding: var(--space-xl);
  }

  .login-header {
    margin-bottom: var(--space-lg);
  }

  .login-logo {
    width: 56px;
    height: 56px;
    font-size: 24px;
    margin-bottom: var(--space-sm);
  }

  .login-title {
    font-size: 1.25rem;
  }

  .login-subtitle {
    font-size: 0.8125rem;
  }

  .login-form {
    gap: var(--space-md);
  }

  .form-group {
    gap: var(--space-xs);
  }
}

@media (max-width: 479px) {
  .login-screen {
    padding: var(--space-sm);
  }

  .login-card {
    padding: var(--space-lg);
  }

  .login-logo {
    width: 48px;
    height: 48px;
    font-size: 22px;
  }

  .login-title {
    font-size: 1.125rem;
  }
}

/* ─── Utility Classes ──────────────────────────────────────────────────────── */

.hidden {
  display: none !important;
}

.text-muted { color: var(--color-text-muted); }
.text-small { font-size: 0.8125rem; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.flex-wrap { flex-wrap: wrap; }
.justify-between { justify-content: space-between; }

/* ─── Logs Pagination (premium RTL) ──────────────────────────────────────── */

.pagination-logs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  padding: var(--space-sm) 0;
}

.pagination-logs .pagination-btn {
  min-width: 44px;
  min-height: 44px;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.875rem;
}

.pagination-info {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Log timestamps: fixed-width digits so rows stay aligned. */
.logs-ts {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  direction: ltr;
  display: inline-block;
}

@media (max-width: 640px) {
  .pagination-logs {
    gap: var(--space-sm);
  }
  .pagination-logs .pagination-btn {
    min-width: 0;
    flex: 1 1 auto;
    padding: 0.5rem 0.75rem;
  }
  .pagination-info {
    order: -1;
    width: 100%;
    margin-bottom: var(--space-xs, 0.25rem);
  }
}