/* ==========================================================================
   Telegram Purchase Bot - Modern Dashboard Styles
   ========================================================================== */

:root {
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-light: #eff6ff;
  --primary-dark: #1d4ed8;
  --tg-blue: #0088cc;
  --tg-blue-hover: #0077b5;
  --success: #10b981;
  --success-light: #ecfdf5;
  --warning: #f59e0b;
  --warning-light: #fffbeb;
  --danger: #ef4444;
  --danger-light: #fef2f2;
  --dark-bg: #0f172a;
  --sidebar-bg: #1e293b;
  --sidebar-hover: #334155;
  --sidebar-active: #2563eb;
  --card-bg: #ffffff;
  --body-bg: #f8fafc;
  --border-color: #e2e8f0;
  --border-dark: #334155;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  background-color: var(--body-bg);
  color: var(--text-main);
  line-height: 1.5;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

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

.sidebar {
  width: 260px;
  background-color: var(--sidebar-bg);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-header {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #0088cc, #22c55e);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 4px 10px rgba(0, 136, 204, 0.3);
}

.sidebar-brand-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: #fff;
  line-height: 1.2;
}

.sidebar-brand-sub {
  font-size: 11px;
  color: var(--text-light);
  font-weight: 400;
}

.sidebar-nav {
  padding: 18px 12px;
  flex: 1;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-light);
  padding: 10px 12px 6px;
  font-weight: 600;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: #cbd5e1;
  text-decoration: none;
  font-weight: 500;
  margin-bottom: 3px;
  transition: all 0.2s ease;
}

.nav-link:hover {
  background-color: var(--sidebar-hover);
  color: #fff;
}

.nav-link.active {
  background-color: var(--sidebar-active);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

.nav-link .nav-icon {
  font-size: 18px;
  width: 22px;
  text-align: center;
}

.nav-badge {
  margin-left: auto;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
}

.admin-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #3b82f6;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 13px;
}

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

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

.admin-role {
  font-size: 11px;
  color: var(--text-light);
}

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

.top-navbar {
  background: #fff;
  border-bottom: 1px solid var(--border-color);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 90;
}

.page-title h1 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
}

.page-title p {
  font-size: 12px;
  color: var(--text-muted);
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.content-body {
  padding: 28px;
  flex: 1;
}

/* --------------------------------------------------------------------------
   Cards & Grids
   -------------------------------------------------------------------------- */
.card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
  overflow: hidden;
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #ffffff;
}

.card-header-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body {
  padding: 20px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
  margin-bottom: 24px;
}

.stat-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card: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: 22px;
}

.stat-icon.blue { background: #eff6ff; color: #2563eb; }
.stat-icon.green { background: #ecfdf5; color: #10b981; }
.stat-icon.purple { background: #f5f3ff; color: #8b5cf6; }
.stat-icon.amber { background: #fffbeb; color: #d97706; }

.stat-meta {
  flex: 1;
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.stat-desc {
  font-size: 11px;
  color: var(--text-light);
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   Status Banner / Live Runner
   -------------------------------------------------------------------------- */
.bot-status-banner {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 22px 26px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.bot-status-banner::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 136, 204, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.bot-status-left {
  display: flex;
  align-items: center;
  gap: 18px;
}

.pulse-circle {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulseGreen 2s infinite;
}

.pulse-circle.paused {
  background: #ef4444;
  box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
  animation: pulseRed 2s infinite;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

@keyframes pulseRed {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.bot-status-title {
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.bot-status-desc {
  font-size: 13px;
  color: #94a3b8;
  margin-top: 3px;
}

.countdown-box {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 10px 18px;
  text-align: center;
  backdrop-filter: blur(4px);
}

.countdown-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #94a3b8;
}

.countdown-time {
  font-size: 20px;
  font-weight: 700;
  color: #38bdf8;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.5px;
}

.banner-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

/* --------------------------------------------------------------------------
   Buttons & Badges
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  text-decoration: none;
  line-height: 1.2;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-telegram {
  background: linear-gradient(135deg, #0088cc, #0077b5);
  color: #fff;
  box-shadow: 0 4px 10px rgba(0, 136, 204, 0.25);
}
.btn-telegram:hover {
  background: linear-gradient(135deg, #0077b5, #006699);
}

.btn-success {
  background-color: var(--success);
  color: #fff;
}
.btn-success:hover {
  background-color: #059669;
}

.btn-danger {
  background-color: var(--danger);
  color: #fff;
}
.btn-danger:hover {
  background-color: #dc2626;
}

.btn-outline {
  background: transparent;
  border-color: var(--border-color);
  color: var(--text-main);
}
.btn-outline:hover {
  background: #f1f5f9;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}

.badge-success { background: var(--success-light); color: var(--success); }
.badge-danger { background: var(--danger-light); color: var(--danger); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-primary { background: var(--primary-light); color: var(--primary); }
.badge-gray { background: #f1f5f9; color: #64748b; }

/* --------------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------------- */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.table th {
  background: #f8fafc;
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
}

.table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
  vertical-align: middle;
}

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

.table tr:hover td {
  background-color: #fbfcfe;
}

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

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-label .required {
  color: var(--danger);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 13px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: #fff;
  color: var(--text-main);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  font-family: inherit;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

textarea.form-control {
  min-height: 120px;
  font-family: "Courier New", Courier, monospace;
  font-size: 13px;
  line-height: 1.6;
}

.form-text {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

/* Switch toggle */
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #cbd5e1;
  transition: .3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--success);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

/* --------------------------------------------------------------------------
   Message Preview Box
   -------------------------------------------------------------------------- */
.telegram-preview-box {
  background: #0e1621;
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  box-shadow: var(--shadow-md);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  max-width: 420px;
  position: relative;
}

.telegram-preview-bubble {
  background: #182533;
  padding: 14px 16px;
  border-radius: 12px 12px 12px 2px;
  color: #fff;
  line-height: 1.6;
  white-space: pre-wrap;
  font-size: 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.preview-badge {
  display: inline-block;
  font-size: 10px;
  text-transform: uppercase;
  background: #2b5278;
  color: #64b5f6;
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   Alerts & Toast
   -------------------------------------------------------------------------- */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
}

.alert-success { background: var(--success-light); color: #065f46; border: 1px solid #a7f3d0; }
.alert-danger { background: var(--danger-light); color: #991b1b; border: 1px solid #fecaca; }
.alert-warning { background: var(--warning-light); color: #92400e; border: 1px solid #fde68a; }
.alert-info { background: var(--primary-light); color: #1e40af; border: 1px solid #bfdbfe; }

.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: #1e293b;
  color: #fff;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 280px;
  max-width: 400px;
  animation: slideInRight 0.3s ease;
  font-size: 13px;
  border-left: 4px solid var(--primary);
}

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

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

/* --------------------------------------------------------------------------
   Modal
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

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

.modal-card {
  background: #fff;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 500px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: scaleUp 0.2s ease;
}

@keyframes scaleUp {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-body {
  padding: 22px;
}

.modal-footer {
  padding: 14px 22px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  background: #f8fafc;
}

/* --------------------------------------------------------------------------
   Code Snippet & Copy Box
   -------------------------------------------------------------------------- */
.code-box {
  background: #0f172a;
  color: #e2e8f0;
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-family: monospace;
  font-size: 12px;
  position: relative;
  overflow-x: auto;
  border: 1px solid var(--border-dark);
}

.code-box-copy {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: none;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.code-box-copy:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* --------------------------------------------------------------------------
   Responsive Utilities
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
  }
  .mobile-menu-btn {
    display: inline-block !important;
  }
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text-main);
  cursor: pointer;
}