:root {
  --bg: #0a0a0f;
  --bg-raised: #12121a;
  --bg-surface: #1a1a26;
  --bg-hover: #22222e;
  --border: #2a2a3a;
  --border-light: #333346;
  --text: #e8e8f0;
  --text-muted: #8888a0;
  --text-dim: #5a5a72;
  --accent: #6c5ce7;
  --accent-hover: #7c6cf7;
  --accent-glow: rgba(108, 92, 231, 0.15);
  --accent-glow-strong: rgba(108, 92, 231, 0.3);
  --green: #00b894;
  --green-dim: rgba(0, 184, 148, 0.12);
  --red: #e74c3c;
  --red-dim: rgba(231, 76, 60, 0.1);
  --orange: #f39c12;
  --radius: 10px;
  --radius-sm: 6px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

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

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

.main {
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
  flex: 1;
}

/* Top bar */
.topbar {
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: 600;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text);
}

.logo svg { color: var(--accent); }

/* Hero */
.hero {
  text-align: center;
  padding: 3rem 0 2rem;
}

.hero h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.4rem;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Input group */
.input-group {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.input-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.input-wrapper:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.input-prefix {
  padding: 0 0 0 0.9rem;
  color: var(--text-dim);
  font-weight: 500;
  font-size: 0.95rem;
  user-select: none;
}

.input-wrapper input {
  flex: 1;
  background: none;
  border: none;
  padding: 0.7rem 0.9rem 0.7rem 0.25rem;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  outline: none;
}

.input-wrapper input::placeholder {
  color: var(--text-dim);
}

.btn-scrape {
  padding: 0 1.75rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  white-space: nowrap;
}

.btn-scrape:hover { background: var(--accent-hover); }
.btn-scrape:active { transform: scale(0.97); }

.btn-stop {
  padding: 0 1.75rem;
  background: var(--red);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}

.btn-stop:hover { background: #c0392b; }

/* Options panel */
.options-panel {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.options-header h2 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.option-block {}

.option-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* Pills */
.pill-group {
  display: flex;
  gap: 0.35rem;
}

.pill {
  padding: 0.35rem 0.75rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}

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

.pill.active {
  background: var(--accent-glow-strong);
  border-color: var(--accent);
  color: var(--accent-hover);
}

/* Small inputs */
.input-small {
  width: 100%;
  padding: 0.4rem 0.6rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}

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

/* Select */
.select-wrapper {
  position: relative;
}

.select-wrapper select {
  width: 100%;
  padding: 0.4rem 0.6rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  outline: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  padding-right: 1.5rem;
  transition: border-color 0.2s;
}

.select-wrapper select:focus {
  border-color: var(--accent);
}

.select-wrapper::after {
  content: '';
  position: absolute;
  right: 0.6rem;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--text-muted);
  pointer-events: none;
}

/* Toggles */
.toggles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.toggle-switch {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  padding: 0.5rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: background 0.15s;
}

.toggle-switch:hover {
  background: var(--bg-hover);
}

.toggle-switch input {
  display: none;
}

.toggle-slider {
  width: 34px;
  height: 18px;
  background: var(--border-light);
  border-radius: 9px;
  position: relative;
  transition: background 0.2s;
  flex-shrink: 0;
}

.toggle-slider::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  background: #fff;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform 0.2s;
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--accent);
}

.toggle-switch input:checked + .toggle-slider::after {
  transform: translateX(16px);
}

.toggle-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  user-select: none;
}

.toggle-switch input:checked ~ .toggle-text {
  color: var(--text);
}

/* Keywords panel */
.keywords-panel {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.keywords-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.35rem;
}

.btn-text {
  background: none;
  border: none;
  color: var(--accent);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  transition: background 0.15s;
}

.btn-text:hover {
  background: var(--accent-glow);
}

.hint {
  color: var(--text-dim);
  font-size: 0.78rem;
  margin-bottom: 0.75rem;
}

.keyword-editor {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  margin-bottom: 0.6rem;
}

.keyword-editor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.4rem;
}

.keyword-editor-header input {
  background: none;
  border: 1px solid transparent;
  color: var(--text);
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  outline: none;
}

.keyword-editor-header input:focus {
  border-color: var(--border);
}

.remove-category {
  background: none;
  border: none;
  color: var(--red);
  font-family: var(--font);
  font-size: 0.78rem;
  cursor: pointer;
  padding: 0.15rem 0.3rem;
  opacity: 0.7;
  transition: opacity 0.15s;
}

.remove-category:hover { opacity: 1; }

.keyword-editor textarea {
  width: 100%;
  min-height: 60px;
  padding: 0.4rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.8rem;
  resize: vertical;
  outline: none;
}

.keyword-editor textarea:focus {
  border-color: var(--accent);
}

/* Progress */
.progress-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
}

.progress-bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 0.6rem;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s;
  width: 0%;
}

#statusText {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* Error */
.error-card {
  background: var(--red-dim);
  border: 1px solid rgba(231, 76, 60, 0.3);
  border-radius: var(--radius);
  padding: 0.9rem 1.25rem;
  margin-bottom: 1.25rem;
  color: #ff6b6b;
  font-size: 0.88rem;
}

/* Results */
.results-section {
  margin-top: 0.5rem;
}

.results-header h2 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.6rem;
  margin-bottom: 1.25rem;
}

.stat-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}

.stat-card .value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.stat-card .label {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.15rem;
}

/* Download bar */
.download-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}

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

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

/* Preview */
.preview-section {
  margin-top: 0.5rem;
}

.preview-section summary {
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-bottom: 0.75rem;
  user-select: none;
}

.preview-section summary:hover {
  color: var(--text);
}

.preview-list {
  max-height: 500px;
  overflow-y: auto;
}

.preview-post {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.9rem;
  margin-bottom: 0.5rem;
}

.preview-post h3 {
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  line-height: 1.3;
}

.preview-post h3 a {
  color: var(--text);
  text-decoration: none;
}

.preview-post h3 a:hover {
  color: var(--accent);
}

.preview-post .meta {
  color: var(--text-dim);
  font-size: 0.75rem;
}

.preview-post .categories {
  margin-top: 0.35rem;
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.badge {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 500;
  background: var(--accent-glow-strong);
  color: var(--accent-hover);
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-dim);
  font-size: 0.75rem;
  border-top: 1px solid var(--border);
}

/* Theme toggle */
.theme-toggle {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: all 0.2s;
}

.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.theme-toggle .icon-moon { display: none; }
.theme-toggle .icon-sun { display: block; }

[data-theme="light"] .theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun { display: none; }

/* Limoncello light theme */
[data-theme="light"] {
  --bg: #fefdf6;
  --bg-raised: #fdf9e8;
  --bg-surface: #f5f0d0;
  --bg-hover: #ede8c4;
  --border: #ddd6a8;
  --border-light: #cec780;
  --text: #2d2b1e;
  --text-muted: #6b6744;
  --text-dim: #9a9470;
  --accent: #a89132;
  --accent-hover: #bfa42a;
  --accent-glow: rgba(168, 145, 50, 0.12);
  --accent-glow-strong: rgba(168, 145, 50, 0.22);
  --green: #3d8b40;
  --green-dim: rgba(61, 139, 64, 0.1);
  --red: #c0392b;
  --red-dim: rgba(192, 57, 43, 0.08);
  --orange: #cc7a00;
}

[data-theme="light"] .topbar {
  background: rgba(254, 253, 246, 0.85);
}

[data-theme="light"] .error-card {
  color: #c0392b;
}

[data-theme="light"] .toggle-slider::after {
  background: #fff;
}

[data-theme="light"] .btn-scrape {
  color: #fff;
}

[data-theme="light"] .btn-stop {
  color: #fff;
}

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

/* Responsive */
@media (max-width: 640px) {
  .main { padding: 0 0.75rem 3rem; }
  .hero { padding: 2rem 0 1.5rem; }
  .hero h1 { font-size: 1.5rem; }
  .options-grid { grid-template-columns: 1fr; gap: 1rem; }
  .toggles-grid { grid-template-columns: 1fr; }
  .input-group { flex-direction: column; }
  .btn-scrape, .btn-stop { width: 100%; padding: 0.7rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}