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

:root {
  --bg-primary: #0a0e14;
  --bg-secondary: #12161e;
  --bg-card: #181c26;
  --bg-input: #1a1e2a;
  --border: #252b38;
  --border-light: #2e3545;
  --text-primary: #e6eaf0;
  --text-secondary: #8b92a4;
  --text-muted: #5c6378;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.25);
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.25);
  --warning: #f59e0b;
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', 'JetBrains Mono', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --transition: 180ms cubic-bezier(0.4, 0, 0.2, 1);
}

html { font-size: 15px; }

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }

/* ── App Layout ──────────────────────────────────────────────── */
.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ── Header ──────────────────────────────────────────────────── */
.header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 0.85rem; }
.logo-icon { font-size: 2.2rem; line-height: 1; }
.logo-text h1 {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}
.logo-text .highlight {
  color: var(--accent);
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.subtitle {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: -2px;
}
.badge {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 20px;
  background: var(--accent-glow);
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

/* ── Main ────────────────────────────────────────────────────── */
.main {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 2rem auto;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* ── Panels ──────────────────────────────────────────────────── */
.panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.panel-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.panel-header h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}
.panel-header p {
  font-size: 0.82rem;
  color: var(--text-muted);
}
.panel-body { padding: 1.5rem; }
.panel-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* ── Form ────────────────────────────────────────────────────── */
.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}
.form-row.toggles {
  grid-template-columns: repeat(2, 1fr);
}

.input-with-icon {
  position: relative;
  display: flex;
  align-items: center;
}
.input-icon {
  position: absolute;
  left: 0.9rem;
  font-size: 1rem;
  z-index: 2;
  pointer-events: none;
}
.input-with-icon input {
  padding-left: 2.6rem !important;
}

input[type="url"],
input[type="number"],
input[type="text"] {
  width: 100%;
  padding: 0.7rem 0.9rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.92rem;
  font-family: var(--font-sans);
  transition: border var(--transition), box-shadow var(--transition);
}
input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
input::placeholder { color: var(--text-muted); }

.hint {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: -2px;
}

/* Toggle Switch */
.toggle {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  cursor: pointer;
  user-select: none;
}
.toggle input { display: none; }
.toggle-track {
  width: 40px;
  height: 22px;
  border-radius: 11px;
  background: var(--border-light);
  position: relative;
  transition: background var(--transition);
  flex-shrink: 0;
}
.toggle input:checked + .toggle-track {
  background: var(--accent);
}
.toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  transition: transform var(--transition);
  box-shadow: var(--shadow-sm);
}
.toggle input:checked + .toggle-track .toggle-thumb {
  transform: translateX(18px);
}
.toggle-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 1.2rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-sans);
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--accent);
  color: #fff;
  padding: 0.8rem 2rem;
  font-size: 0.95rem;
  box-shadow: 0 4px 14px var(--accent-glow);
}
.btn-primary:hover { background: var(--accent-hover); box-shadow: 0 4px 20px var(--accent-glow); }
.btn-primary:disabled { opacity: 0.5; pointer-events: none; }
.btn-success {
  background: var(--success);
  color: #fff;
  box-shadow: 0 4px 14px var(--success-glow);
}
.btn-success:hover { filter: brightness(1.1); }
.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
}
.btn-outline:hover { background: var(--bg-input); color: var(--text-primary); border-color: var(--text-muted); }
.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover { background: var(--danger-hover); }
.btn-sm { padding: 0.4rem 0.85rem; font-size: 0.78rem; }
.btn-icon { font-size: 1rem; line-height: 1; }

/* ── Progress ────────────────────────────────────────────────── */
.progress-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}
.stat-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
}
.stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono);
}
.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.25rem;
}

.progress-bar-container {
  position: relative;
  background: var(--bg-input);
  border-radius: 20px;
  height: 10px;
  margin-bottom: 1rem;
  overflow: hidden;
  border: 1px solid var(--border);
}
.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #8b5cf6);
  border-radius: 20px;
  width: 0%;
  transition: width 300ms ease;
  position: relative;
}
.progress-bar::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  animation: shimmer 1.8s infinite;
}
@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}
.progress-text {
  position: absolute;
  top: -1.4rem;
  right: 0;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Live Feed */
.live-feed {
  margin-top: 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.live-feed-header {
  padding: 0.55rem 1rem;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
}
.live-feed-list {
  max-height: 200px;
  overflow-y: auto;
  padding: 0.5rem;
}
.live-feed-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.5rem;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  border-radius: 4px;
  animation: fadeIn 200ms ease;
}
.live-feed-item:nth-child(odd) { background: rgba(255,255,255,0.015); }
.live-feed-item .feed-status { color: var(--success); font-weight: 600; flex-shrink: 0; }
.live-feed-item .feed-url {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Results ─────────────────────────────────────────────────── */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}
.summary-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
}
.summary-card .s-val {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--font-mono);
}
.summary-card .s-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.s-accent .s-val { color: var(--accent); }
.s-success .s-val { color: var(--success); }
.s-warning .s-val { color: var(--warning); }
.s-danger .s-val { color: var(--danger); }

/* Tabs */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border);
  margin-bottom: 1.25rem;
}
.tab {
  padding: 0.6rem 1.2rem;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  font-family: var(--font-sans);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition);
}
.tab:hover { color: var(--text-secondary); }
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.tab-count {
  font-size: 0.7rem;
  background: var(--border);
  color: var(--text-muted);
  padding: 1px 6px;
  border-radius: 10px;
  margin-left: 4px;
  font-weight: 600;
}
.tab.active .tab-count { background: var(--accent-glow); color: var(--accent); }

.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn 250ms ease; }

/* Table Controls */
.table-controls {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
  align-items: center;
}
.table-search { flex: 1; }
.table-search input {
  padding: 0.55rem 0.85rem;
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
}
.table-search input:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 2px var(--accent-glow); }
.table-controls select {
  padding: 0.55rem 0.85rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.85rem;
  cursor: pointer;
}

/* Table */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-height: 480px;
  overflow-y: auto;
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
.data-table thead {
  position: sticky;
  top: 0;
  z-index: 2;
}
.data-table th {
  background: var(--bg-secondary);
  color: var(--text-muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  padding: 0.65rem 0.85rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 0.5rem 0.85rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  max-width: 350px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.data-table tbody tr:hover { background: rgba(255,255,255,0.02); }
.data-table tbody tr:nth-child(even) { background: rgba(255,255,255,0.01); }
.data-table .url-cell {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--accent);
}
.data-table .priority-badge {
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.72rem;
  font-weight: 600;
}
.priority-high { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.priority-mid { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.priority-low { background: rgba(139, 146, 164, 0.15); color: var(--text-muted); }

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin-top: 1rem;
}
.pagination button {
  padding: 0.4rem 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.82rem;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all var(--transition);
}
.pagination button:hover { background: var(--border); color: var(--text-primary); }
.pagination button.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.pagination button:disabled { opacity: 0.4; pointer-events: none; }

/* Code Preview */
.code-preview {
  background: #0d1117;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.code-preview pre {
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.65;
  color: #c9d1d9;
  overflow-x: auto;
  max-height: 400px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}
.code-preview.large pre { max-height: 55vh; }

/* ── Modal ───────────────────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}
.modal-content {
  position: relative;
  width: 90%;
  max-width: 900px;
  max-height: 85vh;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  animation: scaleIn 200ms cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}
.modal-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h3 { font-size: 1.05rem; font-weight: 600; }
.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0 0.3rem;
  line-height: 1;
}
.modal-close:hover { color: var(--text-primary); }
.modal-body { flex: 1; overflow-y: auto; padding: 1.5rem; }
.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* ── Toast ───────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 2000;
  display: flex;
  flex-direction: column-reverse;
  gap: 0.5rem;
}
.toast {
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: #fff;
  box-shadow: var(--shadow-lg);
  animation: slideUp 300ms ease;
  max-width: 380px;
}
.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }
.toast-info { background: var(--accent); }
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Footer ──────────────────────────────────────────────────── */
.footer {
  text-align: center;
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.78rem;
  background: var(--bg-secondary);
}

/* ── Utilities ───────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  .header { padding: 1rem; }
  .main { padding: 0 1rem; margin: 1rem auto; }
  .form-row { grid-template-columns: 1fr; }
  .form-row.toggles { grid-template-columns: 1fr; }
  .progress-stats { grid-template-columns: repeat(2, 1fr); }
  .summary-grid { grid-template-columns: repeat(2, 1fr); }
  .panel-header { flex-direction: column; align-items: flex-start; }
  .panel-actions { width: 100%; justify-content: flex-start; }
  .tabs { overflow-x: auto; }
  .table-controls { flex-direction: column; }
}