/* ============================================================
   iClouds Admin — Light Theme
   ============================================================ */

/* --- CSS Variables --- */
:root {
  --bg:           #f5f6fa;
  --bg-card:      #ffffff;
  --bg-sidebar:   #ffffff;
  --bg-input:     #f0f1f5;
  --bg-hover:     rgba(0, 0, 0, 0.03);
  --bg-stripe:    rgba(0, 0, 0, 0.015);
  --border:       rgba(0, 0, 0, 0.1);
  --border-focus: rgba(59, 130, 246, 0.5);

  --text:         #1a1a2e;
  --text-muted:   #6b7280;
  --text-faint:   #9ca3af;

  --accent:       #3b82f6;
  --accent-hover: #2563eb;
  --success:      #22c55e;
  --warning:      #f59e0b;
  --danger:       #ef4444;
  --danger-dark:  #dc2626;

  --radius:       8px;
  --radius-sm:    4px;
  --radius-lg:    12px;
  --shadow:       0 4px 24px rgba(0, 0, 0, 0.08);
  --transition:   0.18s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue',
    Arial, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent-hover);
}

/* ============================================================
   Layout
   ============================================================ */

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

/* ============================================================
   Sidebar / Nav
   ============================================================ */

.sidebar {
  width: 220px;
  background: var(--bg-sidebar);
  padding: 24px 0 16px;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
  border-right: 1px solid var(--border);
}

.sidebar .logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  padding: 0 24px;
  margin-bottom: 32px;
  letter-spacing: -0.5px;
}

.sidebar a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 24px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13.5px;
  transition: all var(--transition);
  border-left: 3px solid transparent;
}

.sidebar a:hover {
  color: var(--text);
  background: var(--bg-hover);
  border-left-color: transparent;
}

.sidebar a.active {
  color: var(--accent);
  background: rgba(59, 130, 246, 0.08);
  border-left-color: var(--accent);
  font-weight: 500;
}

.sidebar a svg {
  flex-shrink: 0;
  opacity: 0.75;
}

.sidebar a.active svg {
  opacity: 1;
}

.sidebar-spacer {
  flex: 1;
}

/* Logout */
.logout-form {
  padding: 0 16px 8px;
}

.nav-logout {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 16px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.nav-logout:hover {
  background: rgba(239, 68, 68, 0.08);
  border-color: var(--danger);
  color: var(--danger);
}

/* ============================================================
   Main Content Area
   ============================================================ */

.content {
  margin-left: 220px;
  padding: 36px 40px;
  flex: 1;
  min-width: 0;
}

/* ============================================================
   Page Header
   ============================================================ */

.page-header {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 28px;
}

.page-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
}

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

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

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

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

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

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

.btn-danger {
  background: rgba(255, 107, 107, 0.12);
  color: var(--danger);
  border-color: rgba(255, 107, 107, 0.3);
}

.btn-danger:hover {
  background: rgba(255, 107, 107, 0.22);
  border-color: var(--danger);
}

.btn-success {
  background: rgba(80, 200, 120, 0.15);
  color: var(--success);
  border-color: rgba(80, 200, 120, 0.35);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}

.btn-lg {
  padding: 10px 24px;
  font-size: 14.5px;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  font-size: 11px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 3px;
  cursor: pointer;
  transition: all var(--transition);
}

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

/* ============================================================
   Form Elements
   ============================================================ */

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

.form-input,
input[type="text"],
input[type="password"],
input[type="email"],
select {
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 13.5px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form-input:focus,
input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(74, 158, 255, 0.12);
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

select option {
  background: var(--bg-card);
  color: var(--text);
}

/* ============================================================
   Login Page
   ============================================================ */

.login-body {
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.login-wrapper {
  width: 100%;
  max-width: 400px;
  padding: 24px;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow);
}

.login-logo {
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  text-align: center;
  letter-spacing: -1px;
  margin-bottom: 4px;
}

.login-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 28px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.login-form input {
  background: var(--bg-input);
}

/* ============================================================
   Alerts
   ============================================================ */

.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.alert-success {
  background: rgba(80, 200, 120, 0.1);
  border: 1px solid rgba(80, 200, 120, 0.25);
  color: var(--success);
}

.alert-error {
  background: rgba(255, 107, 107, 0.1);
  border: 1px solid rgba(255, 107, 107, 0.25);
  color: var(--danger);
}

.alert-warning {
  background: rgba(245, 166, 35, 0.1);
  border: 1px solid rgba(245, 166, 35, 0.25);
  color: var(--warning);
}

/* ============================================================
   Filter Bar (Dashboard)
   ============================================================ */

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

.filter-bar {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.filter-input {
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 13.5px;
  outline: none;
  transition: border-color var(--transition);
}

.filter-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(74, 158, 255, 0.1);
}

.search-input {
  min-width: 220px;
}

.filter-select {
  min-width: 150px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
  cursor: pointer;
}

/* ============================================================
   Data Table
   ============================================================ */

.table-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.data-table thead {
  background: var(--bg-input);
  border-bottom: 1px solid var(--border);
}

.data-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  white-space: nowrap;
}

.data-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--text);
}

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

.data-table tbody tr:nth-child(even) {
  background: var(--bg-stripe);
}

.data-table tbody tr:hover {
  background: var(--bg-hover);
}

.data-table tbody tr.row-revoked {
  opacity: 0.55;
}

.td-id {
  color: var(--text-faint);
  font-size: 12px;
  width: 44px;
}

.td-username {
  font-weight: 500;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.td-mono {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 12.5px;
  color: var(--text-muted);
}

.td-date {
  color: var(--text-muted);
  font-size: 12.5px;
  white-space: nowrap;
}

/* ============================================================
   Password Cell
   ============================================================ */

.password-cell {
  display: flex;
  align-items: center;
  gap: 8px;
}

.password-masked {
  font-family: 'SFMono-Regular', monospace;
  color: var(--text-faint);
  letter-spacing: 2px;
}

.password-plain {
  font-family: 'SFMono-Regular', monospace;
  font-size: 12.5px;
  color: var(--text);
  word-break: break-all;
}

/* ============================================================
   Status Badges
   ============================================================ */

.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-new {
  background: rgba(245, 166, 35, 0.15);
  color: var(--warning);
  border: 1px solid rgba(245, 166, 35, 0.3);
}

.badge-ready {
  background: rgba(80, 200, 120, 0.15);
  color: var(--success);
  border: 1px solid rgba(80, 200, 120, 0.3);
}

.badge-suspended {
  background: rgba(255, 107, 107, 0.15);
  color: var(--danger);
  border: 1px solid rgba(255, 107, 107, 0.3);
}

.badge-fail {
  background: rgba(204, 68, 68, 0.15);
  color: var(--danger-dark);
  border: 1px solid rgba(204, 68, 68, 0.3);
}

.badge-unknown {
  background: rgba(136, 136, 136, 0.1);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

/* Country badge */
.country-badge {
  display: inline-block;
  padding: 2px 8px;
  background: rgba(74, 158, 255, 0.1);
  color: var(--accent);
  border: 1px solid rgba(74, 158, 255, 0.2);
  border-radius: 3px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-family: 'SFMono-Regular', monospace;
}

/* ============================================================
   Pagination
   ============================================================ */

.pagination {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.page-numbers {
  display: flex;
  align-items: center;
  gap: 4px;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
}

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

.page-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  cursor: default;
}

.page-btn.disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

.page-ellipsis {
  color: var(--text-muted);
  padding: 0 4px;
}

.page-info {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 12.5px;
}

/* ============================================================
   Empty State
   ============================================================ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 60px 24px;
  color: var(--text-muted);
  text-align: center;
}

.empty-state svg {
  opacity: 0.3;
}

.empty-state p {
  font-size: 14px;
}

/* ============================================================
   Statistics Cards
   ============================================================ */

.stat-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  border-top-width: 3px;
  transition: transform var(--transition);
}

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

.stat-card-blue    { border-top-color: var(--accent); }
.stat-card-orange  { border-top-color: var(--warning); }
.stat-card-green   { border-top-color: var(--success); }
.stat-card-red     { border-top-color: var(--danger); }
.stat-card-darkred { border-top-color: var(--danger-dark); }

.stat-card-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.stat-card-value {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  letter-spacing: -1px;
}

/* ============================================================
   Charts
   ============================================================ */

.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.chart-card,
.section-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.chart-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 20px;
}

.chart-container {
  position: relative;
  width: 100%;
  max-height: 300px;
}

.chart-container-country {
  max-height: 400px;
}

/* ============================================================
   Section Card (Upload, API Keys)
   ============================================================ */

.section-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.section-desc {
  color: var(--text-muted);
  font-size: 13.5px;
  margin-bottom: 20px;
  line-height: 1.7;
}

/* ============================================================
   Upload Drop Zone
   ============================================================ */

.drop-zone {
  position: relative;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  background: var(--bg-card);
}

.drop-zone:hover {
  border-color: var(--accent);
  background: rgba(59, 130, 246, 0.04);
}

.drop-zone.drag-over {
  border-color: var(--accent);
  background: rgba(59, 130, 246, 0.08);
  transform: scale(1.01);
}

.drop-zone.has-file {
  border-color: var(--success);
  background: rgba(34, 197, 94, 0.04);
}

.drop-zone-icon {
  color: var(--text-faint);
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
}

.drop-zone.drag-over .drop-zone-icon,
.drop-zone:hover .drop-zone-icon {
  color: var(--accent);
}

.drop-zone-text {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}

.drop-zone-sub {
  font-size: 13px;
  color: var(--text-muted);
}

.drop-zone-link {
  color: var(--accent);
  cursor: pointer;
}

.drop-zone-filename {
  margin-top: 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--success);
  font-family: 'SFMono-Regular', monospace;
  min-height: 18px;
}

.file-input-hidden {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  display: none;
}

.upload-actions {
  margin-top: 20px;
  display: flex;
  gap: 12px;
}

/* Upload summary cards */
.upload-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.summary-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  border-top-width: 3px;
}

.summary-card-blue    { border-top-color: var(--accent); }
.summary-card-green   { border-top-color: var(--success); }
.summary-card-red     { border-top-color: var(--danger); }

.summary-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.summary-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  letter-spacing: -0.5px;
}

/* ============================================================
   API Keys — New Key Box
   ============================================================ */

.new-key-box {
  background: rgba(59, 130, 246, 0.06);
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 24px;
}

.new-key-header {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 14px;
}

.new-key-value {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin-bottom: 12px;
}

.new-key-value code {
  flex: 1;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 13px;
  color: var(--text);
  word-break: break-all;
  line-height: 1.5;
}

.new-key-warning {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--warning);
}

/* Generate form */
.generate-form .form-row {
  display: flex;
  align-items: flex-end;
  gap: 12px;
}

.form-group-grow {
  flex: 1;
}

.form-group-action {
  flex-shrink: 0;
}

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 1100px) {
  .stat-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .charts-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .sidebar {
    width: 60px;
    padding: 16px 0;
  }

  .sidebar .logo {
    font-size: 16px;
    padding: 0 12px;
    overflow: hidden;
    white-space: nowrap;
  }

  .sidebar a {
    padding: 12px;
    justify-content: center;
  }

  .sidebar a span {
    display: none;
  }

  .content {
    margin-left: 60px;
    padding: 20px;
  }

  .stat-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .upload-summary {
    grid-template-columns: 1fr;
  }

  .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .search-input,
  .filter-select {
    min-width: unset;
    width: 100%;
  }
}

/* ============================================================
   Miscellaneous
   ============================================================ */

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

code {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 12.5px;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.25);
}

/* Table wrapper scrollbar */
.table-wrapper::-webkit-scrollbar-track {
  background: var(--bg-card);
}

/* --- QR Code Section --- */
.qr-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.qr-section canvas {
  border-radius: var(--radius);
  border: 4px solid #fff;
}

.qr-label {
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-muted);
}

.row-revoked {
  opacity: 0.5;
}