/* ============================================================
   WA Extractor Admin — Professional Dark Dashboard v2
   ============================================================ */
:root {
  --bg-body: #080b12;
  --bg-surface: #0e1420;
  --bg-elevated: #151d2e;
  --bg-nav: #0b101b;
  --bg-input: #0f1625;
  --bg-hover: rgba(79, 124, 255, 0.06);
  --border: rgba(79, 124, 255, 0.10);
  --border-light: rgba(79, 124, 255, 0.18);
  --text: #e4eaf2;
  --text-secondary: #8899b4;
  --text-muted: #4a5a78;
  --accent: #4f7cff;
  --accent2: #7c5cfc;
  --accent-soft: rgba(79, 124, 255, 0.12);
  --accent-glow: rgba(79, 124, 255, 0.20);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.10);
  --success: #34d399;
  --success-soft: rgba(52, 211, 153, 0.10);
  --warning: #fbbf24;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.45), 0 2px 8px rgba(0, 0, 0, 0.3);
  --sidebar-w: 260px;
  --header-h: 60px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { font-size: 14px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg-body);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--bg-nav);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 50;
}

.sidebar-brand {
  padding: 20px 22px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(79, 124, 255, 0.3);
}

.sidebar-brand-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.3px;
}

.sidebar-brand-sub {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 1px;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-muted);
  padding: 20px 12px 8px;
  font-weight: 600;
}

.nav-section-title:first-child {
  padding-top: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
  margin-bottom: 2px;
  cursor: pointer;
  position: relative;
}

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

.nav-item.active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
}

.nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity var(--transition);
}

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

.sidebar-footer {
  padding: 12px 12px 16px;
  border-top: 1px solid var(--border);
}

/* ============================================================
   Main Content
   ============================================================ */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-height: 100vh;
}

.topbar {
  height: var(--header-h);
  background: rgba(14, 20, 32, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 40;
}

.topbar-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-secondary);
}

.topbar-user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: #fff;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(79, 124, 255, 0.25);
}

.container {
  padding: 28px 32px;
  max-width: 1440px;
}

/* ============================================================
   Stats
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0;
  transition: opacity var(--transition);
}

.stat-card:hover::before {
  opacity: 1;
}

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

.stat-icon {
  font-size: 24px;
  margin-bottom: 8px;
  opacity: 0.5;
}

.stat-value {
  font-size: 30px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 24px;
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--border-light);
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 18px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-subtitle {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 18px;
  line-height: 1.6;
}

/* ============================================================
   Tables
   ============================================================ */
.table-wrap {
  overflow-x: auto;
  margin: 0 -28px;
  padding: 0 28px;
}

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

thead th {
  text-align: left;
  padding: 12px 14px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody td {
  padding: 13px 14px;
  border-bottom: 1px solid rgba(79, 124, 255, 0.06);
  color: var(--text);
  vertical-align: middle;
  transition: background var(--transition);
}

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

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

/* ============================================================
   Forms
   ============================================================ */
.form-group {
  margin-bottom: 16px;
}

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

.form-input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  transition: all var(--transition);
  outline: none;
  font-family: inherit;
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

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

.form-row {
  display: flex;
  gap: 14px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.form-row .form-group {
  flex: 1;
  min-width: 180px;
  margin-bottom: 0;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all var(--transition);
  font-family: inherit;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  box-shadow: 0 2px 8px rgba(79, 124, 255, 0.25);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(79, 124, 255, 0.35);
}

.btn-primary:active {
  transform: translateY(0);
}

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

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-light);
}

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

.btn-danger:hover {
  background: #ef4444;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(248, 113, 113, 0.3);
}

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

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

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

.btn-lg {
  padding: 12px 24px;
  font-size: 15px;
  border-radius: var(--radius-sm);
}

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

/* ============================================================
   Search & Pagination
   ============================================================ */
.search-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

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

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.page-btn {
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  transition: all var(--transition);
  font-family: inherit;
}

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

.page-btn:disabled {
  opacity: 0.25;
  cursor: default;
  background: transparent;
  border-color: var(--border);
}

.page-info {
  font-size: 12px;
  color: var(--text-muted);
  padding: 0 10px;
}

/* ============================================================
   Modal
   ============================================================ */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 100;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.2s ease;
}

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

.modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  width: 420px;
  max-width: 90vw;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.25s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal h2 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--text);
}

.modal p {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 24px;
  line-height: 1.6;
}

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* Progress Modal */
.progress-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 200;
  display: none;
  justify-content: center;
  align-items: center;
}

.progress-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 460px;
  max-width: 90vw;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.25s ease;
}

.progress-card h2 {
  font-size: 20px;
  margin-bottom: 6px;
}

.progress-card .subtitle {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 28px;
}

.progress-steps {
  text-align: left;
  margin-bottom: 20px;
}

.step {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
}

.step + .step {
  border-top: 1px solid var(--border);
}

.step-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
  font-weight: 600;
  transition: all 0.35s ease;
}

.step-pending {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
}

.step-active {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  animation: pulse 1.2s ease-in-out infinite;
}

.step-done {
  background: var(--success);
  color: #fff;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 0 0 8px transparent; }
}

.step-info .step-name {
  font-size: 14px;
  font-weight: 500;
}

.step-info .step-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.progress-result {
  display: none;
}

.progress-result .icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.progress-result h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.progress-result p {
  color: var(--text-secondary);
  font-size: 13px;
}

/* ============================================================
   Toast
   ============================================================ */
.toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  z-index: 300;
  display: none;
  animation: toastIn 0.3s ease;
  box-shadow: var(--shadow-lg);
}

.toast-success {
  background: linear-gradient(135deg, #059669, #34d399);
}

.toast-error {
  background: linear-gradient(135deg, #dc2626, #f87171);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ============================================================
   Empty State
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 40px;
  margin-bottom: 12px;
  opacity: 0.3;
}

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

/* ============================================================
   Code / Copy
   ============================================================ */
.code-block {
  font-family: 'SF Mono', 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 10px;
  color: var(--text-secondary);
  word-break: break-all;
}

.copy-btn {
  cursor: pointer;
  color: var(--accent);
  font-size: 11px;
  padding: 4px 10px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: transparent;
  transition: all var(--transition);
  font-family: inherit;
  font-weight: 500;
}

.copy-btn:hover {
  background: var(--accent-soft);
}

/* ============================================================
   Login Page
   ============================================================ */
.login-page {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: transparent;
  overflow: hidden;
}

.login-bg-shapes {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}

.bg-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
}

.bg-shape-1 {
  width: 700px;
  height: 700px;
  background: var(--accent);
  top: -250px;
  right: -200px;
  opacity: 0.08;
  animation: float1 30s ease-in-out infinite;
}

.bg-shape-2 {
  width: 500px;
  height: 500px;
  background: var(--accent2);
  bottom: -200px;
  left: -150px;
  opacity: 0.06;
  animation: float2 35s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(-50px, 40px) rotate(5deg); }
  66% { transform: translate(30px, -30px) rotate(-3deg); }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(50px, -40px) rotate(-5deg); }
  66% { transform: translate(-30px, 30px) rotate(3deg); }
}

.login-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(79, 124, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 124, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.login-card {
  position: relative;
  z-index: 10;
  background: rgba(14, 20, 32, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  width: 400px;
  max-width: 90vw;
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.5);
  animation: cardIn 0.5s ease;
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(24px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.login-card .brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}

.login-card .brand-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(79, 124, 255, 0.3);
}

.login-card h1 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}

.login-card .subtitle {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 32px;
  margin-top: 4px;
}

.login-card .btn {
  width: 100%;
  padding: 12px;
  font-size: 14px;
  margin-top: 8px;
}

.login-card .error {
  color: var(--danger);
  font-size: 13px;
  margin-bottom: 16px;
  display: none;
  background: var(--danger-soft);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(248, 113, 113, 0.15);
}

/* ============================================================
   Password Section
   ============================================================ */
.password-section {
  display: none;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* ============================================================
   Client Download Card
   ============================================================ */
.client-download-card {
  background: linear-gradient(135deg, rgba(79, 124, 255, 0.06), rgba(124, 92, 252, 0.04));
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 24px;
}

.client-download-card .card-title {
  font-size: 16px;
  margin-bottom: 12px;
}

.client-download-card .btn-lg {
  font-size: 15px;
  padding: 14px 32px;
}

/* ============================================================
   Utilities
   ============================================================ */
.mt-16 { margin-top: 16px; }
.mb-16 { margin-bottom: 16px; }
.text-muted { color: var(--text-secondary); }
.text-sm { font-size: 12px; }
.flex { display: flex; }
.flex-center { align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.wrap { flex-wrap: wrap; }
.mono { font-family: 'SF Mono', 'JetBrains Mono', monospace; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(79, 124, 255, 0.15); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(79, 124, 255, 0.25); }

::selection { background: rgba(79, 124, 255, 0.3); color: #fff; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
  .sidebar {
    width: 60px;
  }
  .sidebar-brand-text,
  .sidebar-brand-sub,
  .nav-section-title,
  .nav-item span {
    display: none;
  }
  .sidebar-brand {
    padding: 16px 12px;
    justify-content: center;
  }
  .nav-item {
    justify-content: center;
    padding: 10px;
  }
  .nav-item.active::before {
    display: none;
  }
  .main-content {
    margin-left: 60px;
  }
  .container {
    padding: 16px;
  }
  .topbar {
    padding: 0 16px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
}

/* ============================================================
   Starry Sky Background
   ============================================================ */
.starry-sky {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background: linear-gradient(180deg, #0a0e1a 0%, #0f1a2e 50%, #141e33 100%);
}

.starry-sky::before,
.starry-sky::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.starry-sky::before {
  background-image:
    radial-gradient(2px 2px at 20px 30px, #fff, transparent),
    radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.9), transparent),
    radial-gradient(2px 2px at 50px 160px, #fff, transparent),
    radial-gradient(2px 2px at 90px 40px, rgba(255,255,255,0.8), transparent),
    radial-gradient(2px 2px at 130px 80px, #fff, transparent),
    radial-gradient(2px 2px at 160px 30px, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 200px 120px, #fff, transparent),
    radial-gradient(2px 2px at 250px 50px, #fff, transparent),
    radial-gradient(1px 1px at 300px 180px, rgba(255,255,255,0.7), transparent),
    radial-gradient(2px 2px at 350px 90px, #fff, transparent),
    radial-gradient(1px 1px at 400px 200px, rgba(255,255,255,0.8), transparent),
    radial-gradient(2px 2px at 450px 60px, #fff, transparent),
    radial-gradient(1px 1px at 500px 150px, #fff, transparent),
    radial-gradient(2px 2px at 550px 110px, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 600px 40px, #fff, transparent),
    radial-gradient(2px 2px at 650px 170px, #fff, transparent),
    radial-gradient(1px 1px at 700px 80px, rgba(255,255,255,0.7), transparent),
    radial-gradient(2px 2px at 750px 140px, #fff, transparent),
    radial-gradient(1px 1px at 800px 30px, rgba(255,255,255,0.8), transparent),
    radial-gradient(2px 2px at 850px 100px, #fff, transparent),
    radial-gradient(1px 1px at 900px 190px, #fff, transparent),
    radial-gradient(2px 2px at 950px 70px, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 1000px 130px, #fff, transparent),
    radial-gradient(2px 2px at 1050px 50px, #fff, transparent),
    radial-gradient(1px 1px at 1100px 160px, rgba(255,255,255,0.7), transparent),
    radial-gradient(2px 2px at 1150px 20px, #fff, transparent),
    radial-gradient(1px 1px at 1200px 110px, rgba(255,255,255,0.8), transparent),
    radial-gradient(2px 2px at 1250px 180px, #fff, transparent),
    radial-gradient(1px 1px at 1300px 90px, #fff, transparent),
    radial-gradient(2px 2px at 1350px 40px, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 1400px 150px, #fff, transparent),
    radial-gradient(2px 2px at 1450px 60px, #fff, transparent),
    radial-gradient(1px 1px at 1500px 120px, rgba(255,255,255,0.7), transparent),
    radial-gradient(2px 2px at 1550px 170px, #fff, transparent),
    radial-gradient(1px 1px at 1600px 30px, rgba(255,255,255,0.8), transparent),
    radial-gradient(2px 2px at 1650px 100px, #fff, transparent),
    radial-gradient(1px 1px at 1700px 200px, #fff, transparent);
  background-size: 200px 200px;
  animation: twinkle1 4s ease-in-out infinite alternate;
}

.starry-sky::after {
  background-image:
    radial-gradient(1px 1px at 10px 50px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 30px 100px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 60px 20px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 80px 140px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 110px 60px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 140px 170px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 170px 90px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 190px 30px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 220px 150px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 260px 10px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 290px 120px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 320px 180px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 360px 40px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 390px 160px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 420px 80px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 460px 130px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 490px 20px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 520px 110px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 560px 180px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 590px 50px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 620px 140px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 660px 30px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 690px 170px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 720px 100px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 760px 60px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 790px 190px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 820px 70px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 860px 150px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 890px 40px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 920px 160px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 960px 90px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 990px 130px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 1020px 10px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 1060px 180px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 1090px 50px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 1120px 120px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 1160px 170px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 1190px 20px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 1220px 100px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 1260px 140px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 1290px 80px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 1320px 200px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 1360px 30px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 1390px 110px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 1420px 60px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 1460px 190px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 1490px 130px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 1520px 40px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 1560px 150px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 1590px 90px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 1620px 20px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 1660px 160px, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 1690px 70px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 1720px 140px, rgba(255,255,255,0.5), transparent);
  background-size: 100px 100px;
  animation: twinkle2 3s ease-in-out infinite alternate;
}

@keyframes twinkle1 {
  0% { opacity: 0.7; }
  50% { opacity: 1; }
  100% { opacity: 0.8; }
}

@keyframes twinkle2 {
  0% { opacity: 0.5; }
  100% { opacity: 0.9; }
}

.app-layout {
  position: relative;
  z-index: 1;
}

.shooting-star {
  position: fixed;
  width: 120px;
  height: 2px;
  background: linear-gradient(90deg, rgba(255,255,255,0.8), transparent);
  border-radius: 1px;
  z-index: 0;
  pointer-events: none;
  animation: shoot 6s ease-in infinite;
  opacity: 0;
}

.shooting-star:nth-child(2) {
  top: 15%;
  left: 60%;
  animation-delay: 3s;
  width: 80px;
}

@keyframes shoot {
  0% { transform: translateX(0) translateY(0) rotate(-35deg); opacity: 0; }
  5% { opacity: 1; }
  15% { transform: translateX(-300px) translateY(180px) rotate(-35deg); opacity: 0; }
  100% { opacity: 0; }
}