/* ==========================================================================
   ShortURL Helper Dashboard - Modern Dark Glassmorphism Design System
   ========================================================================== */

:root {
  --bg-main: #0b0f19;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-input: rgba(15, 23, 42, 0.8);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(99, 102, 241, 0.5);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --color-primary: #6366f1;
  --color-primary-hover: #4f46e5;
  --color-primary-glow: rgba(99, 102, 241, 0.25);

  --color-emerald: #10b981;
  --color-emerald-bg: rgba(16, 185, 129, 0.12);
  --color-emerald-border: rgba(16, 185, 129, 0.3);

  --color-amber: #f59e0b;
  --color-amber-bg: rgba(245, 158, 11, 0.12);
  --color-amber-border: rgba(245, 158, 11, 0.3);

  --color-red: #ef4444;
  --color-red-bg: rgba(239, 68, 68, 0.12);
  --color-red-border: rgba(239, 68, 68, 0.3);

  --color-blue: #3b82f6;
  --color-purple: #8b5cf6;

  --font-main: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  --shadow-card: 0 10px 30px -5px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
  --shadow-glow: 0 0 25px -5px var(--color-primary-glow);

  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(16, 185, 129, 0.08) 0px, transparent 50%),
    radial-gradient(at 50% 100%, rgba(139, 92, 246, 0.08) 0px, transparent 50%);
  background-attachment: fixed;
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.app-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

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

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding: 1.25rem 1.75rem;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.logo-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #6366f1 0%, #3b82f6 50%, #06b6d4 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.brand-title {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
}

.brand-title span {
  background: linear-gradient(90deg, #818cf8, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), #4f46e5);
  color: #fff;
  box-shadow: 0 4px 14px var(--color-primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

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

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}

.btn-icon-only {
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon-only:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-danger {
  background: var(--color-red-bg);
  color: var(--color-red);
  border-color: var(--color-red-border);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.2);
}

/* ==========================================================================
   KPI Stats Grid
   ========================================================================== */

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

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.4rem;
  display: flex;
  align-items: center;
  gap: 1.1rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.stat-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

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

.stat-icon-wrapper.blue {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.stat-icon-wrapper.green {
  background: var(--color-emerald-bg);
  color: var(--color-emerald);
  border: 1px solid var(--color-emerald-border);
}

.stat-icon-wrapper.amber {
  background: var(--color-amber-bg);
  color: var(--color-amber);
  border: 1px solid var(--color-amber-border);
}

.stat-icon-wrapper.red {
  background: var(--color-red-bg);
  color: var(--color-red);
  border: 1px solid var(--color-red-border);
}

.stat-icon-wrapper.purple {
  background: rgba(139, 92, 246, 0.15);
  color: #a78bfa;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.stat-value {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
  line-height: 1.2;
}

.stat-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.text-green { color: var(--color-emerald) !important; }
.text-amber { color: var(--color-amber) !important; }
.text-red { color: var(--color-red) !important; }

/* ==========================================================================
   Progress Banner
   ========================================================================== */

.progress-banner {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(59, 130, 246, 0.1));
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-card);
  animation: fadeIn 0.3s ease;
}

.progress-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.progress-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: #c7d2fe;
}

.progress-counter {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: #93c5fd;
}

.progress-bar-bg {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #6366f1, #38bdf8);
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

/* ==========================================================================
   Filter & Controls Bar
   ========================================================================== */

.controls-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 280px;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-box input {
  width: 100%;
  padding: 0.65rem 2.5rem 0.65rem 2.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: #fff;
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: var(--transition);
}

.search-box input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.btn-clear {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0.25rem;
}

.btn-clear:hover {
  color: #fff;
}

.filter-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.filter-group label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.form-select {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.6rem 2rem 0.6rem 0.85rem;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
}

.form-select:focus {
  outline: none;
  border-color: var(--border-focus);
}

.view-toggles {
  display: flex;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.2rem;
  gap: 0.2rem;
}

.btn-view {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 0.45rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-view.active, .btn-view:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

/* Category Pills */
.category-pills {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  padding: 0.4rem 0.9rem;
  font-family: var(--font-main);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: var(--transition);
}

.pill-btn:hover {
  background: var(--bg-card-hover);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.2);
}

.pill-btn.active {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(59, 130, 246, 0.2));
  border-color: var(--color-primary);
  color: #fff;
  font-weight: 600;
}

.pill-count {
  background: rgba(255, 255, 255, 0.1);
  font-size: 0.72rem;
  padding: 0.1rem 0.45rem;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
}

/* ==========================================================================
   Card Grid View
   ========================================================================== */

.urls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 1.25rem;
}

.url-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.url-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--border-subtle);
}

.url-card.status-ok::before {
  background: linear-gradient(90deg, #10b981, #34d399);
}

.url-card.status-warning::before {
  background: linear-gradient(90deg, #f59e0b, #fbbf24);
}

.url-card.status-critical::before {
  background: linear-gradient(90deg, #ef4444, #f87171);
}

.url-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-3px);
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.card-header-info {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.badge-category {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  color: #93c5fd;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
}

.urgency-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.urgency-badge.ok {
  background: var(--color-emerald-bg);
  color: var(--color-emerald);
  border: 1px solid var(--color-emerald-border);
}

.urgency-badge.warning {
  background: var(--color-amber-bg);
  color: var(--color-amber);
  border: 1px solid var(--color-amber-border);
}

.urgency-badge.critical {
  background: var(--color-red-bg);
  color: var(--color-red);
  border: 1px solid var(--color-red-border);
  animation: pulseAlert 2s infinite;
}

.urgency-badge.untested {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

@keyframes pulseAlert {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.02); }
}

/* Links display block */
.links-block {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  background: rgba(0, 0, 0, 0.25);
  padding: 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.link-row {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.link-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.link-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.url-anchor {
  color: #38bdf8;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 90%;
  transition: var(--transition);
}

.url-anchor:hover {
  color: #7dd3fc;
  text-decoration: underline;
}

.url-anchor.target {
  color: var(--text-secondary);
  font-size: 0.78rem;
}

.url-anchor.target:hover {
  color: #fff;
}

.btn-copy-mini {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.2rem;
  border-radius: 4px;
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.btn-copy-mini:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

/* Expiration meter */
.expiration-meter {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.meter-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.meter-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.meter-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

.meter-fill.ok { background: var(--color-emerald); }
.meter-fill.warning { background: var(--color-amber); }
.meter-fill.critical { background: var(--color-red); }
.meter-fill.untested { background: var(--text-muted); width: 0%; }

/* Card bottom info & actions */
.card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
  margin-top: auto;
}

.check-meta {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.last-check-text {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.status-code-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.card-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.btn-card-action {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.65rem;
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-card-action:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.btn-ping-single {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(59, 130, 246, 0.2));
  border-color: rgba(99, 102, 241, 0.4);
  color: #a5b4fc;
}

.btn-ping-single:hover {
  background: linear-gradient(135deg, var(--color-primary), #4f46e5);
  color: #fff;
}

/* ==========================================================================
   Table View
   ========================================================================== */

.urls-table-wrapper {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  box-shadow: var(--shadow-card);
}

.urls-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

.urls-table th {
  padding: 1rem 1.25rem;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.2);
}

.urls-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

.urls-table tbody tr {
  transition: var(--transition);
}

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

.text-right {
  text-align: right;
}

/* ==========================================================================
   Modals
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 1000;
  animation: fadeIn 0.2s ease;
}

.modal-card {
  background: #111827;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 580px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  animation: slideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-headline {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
}

.btn-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.25rem;
  transition: var(--transition);
}

.btn-close:hover {
  color: #fff;
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.65rem 0.9rem;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: #fff;
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: var(--transition);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-help {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.form-section {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.form-section-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #e2e8f0;
}

.form-group-checkbox {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  cursor: pointer;
}

.form-group-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.backup-actions {
  display: flex;
  gap: 0.75rem;
}

.btn-file-upload {
  cursor: pointer;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

/* ==========================================================================
   Toasts & Animations
   ========================================================================== */

.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 2000;
}

.toast {
  background: #1f293d;
  color: #fff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: slideInRight 0.25s ease;
  min-width: 260px;
}

.toast.success { border-left: 4px solid var(--color-emerald); }
.toast.warning { border-left: 4px solid var(--color-amber); }
.toast.error { border-left: 4px solid var(--color-red); }
.toast.info { border-left: 4px solid var(--color-primary); }

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

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

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

@keyframes slideUp {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ==========================================================================
   Footer & Helpers
   ========================================================================== */

.app-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.link-btn {
  background: none;
  border: none;
  color: #38bdf8;
  cursor: pointer;
  font-size: 0.82rem;
  text-decoration: underline;
  margin-left: 0.75rem;
}

.link-btn:hover {
  color: #7dd3fc;
}

.font-mono {
  font-family: var(--font-mono) !important;
}

.hidden {
  display: none !important;
}

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.empty-icon {
  font-size: 2.5rem;
}

@media (max-width: 768px) {
  .app-wrapper {
    padding: 1rem;
  }
  .app-header {
    flex-direction: column;
    align-items: stretch;
  }
  .header-right {
    justify-content: flex-end;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .urls-grid {
    grid-template-columns: 1fr;
  }
}