:root {
  color-scheme: dark;
  --bg: #080b14;
  --bg-2: #0d1120;
  --panel: #0e1220;
  --panel-2: #0b0e19;
  --border: #232a3d;
  --text: #e9ecf5;
  --muted: #8891a5;
  --accent: #5b8cff;
  --accent-soft: rgba(91, 140, 255, 0.15);
  --danger: #ff6b6b;
  --serif: Georgia, "Iowan Old Style", "Palatino Linotype", "URW Palladio L", serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  position: relative;
  overflow-x: hidden;
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.35;
  mask-image: linear-gradient(to bottom, black, transparent 70%);
}

.bg-glow {
  position: fixed;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, var(--accent-soft) 0%, transparent 65%);
}

header, main {
  position: relative;
  z-index: 1;
}

header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 28px 32px;
  border-bottom: 1px solid var(--border);
}

header h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 26px;
  letter-spacing: 0.01em;
}

header h1 em {
  font-style: italic;
  color: var(--accent);
}

.badge {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--muted);
}

main {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 24px;
  padding: 32px;
  align-items: start;
  max-width: 1400px;
  margin: 0 auto;
}

@media (max-width: 860px) {
  main { grid-template-columns: 1fr; }
}

.panel {
  position: relative;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px 22px 20px;
}

.panel-index {
  display: block;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.panel h2 {
  margin: 0 0 16px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 20px;
  color: var(--text);
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.panel-heading h2 { margin-bottom: 0; }

#clear-feed-btn {
  margin-bottom: 16px;
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  font-size: 12px;
  transition: all 0.15s ease;
}

#clear-feed-btn:hover { color: var(--danger); border-color: var(--danger); }

#add-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

#add-form input {
  padding: 11px 13px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-2);
  color: var(--text);
  font-size: 14px;
}

#add-form input:focus {
  outline: none;
  border-color: var(--accent);
}

#add-form button {
  padding: 11px 13px;
  border-radius: 999px;
  border: none;
  background: var(--accent);
  color: #05070d;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

#add-form button:hover { opacity: 0.88; }

.error {
  color: var(--danger);
  font-size: 13px;
  min-height: 18px;
  margin: 4px 0 10px;
}

#search-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.search-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  background: var(--bg-2);
}

.search-item .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.search-item .label {
  font-weight: 600;
  font-size: 14px;
  word-break: break-word;
}

.search-item .meta {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
  font-family: "SF Mono", Menlo, Consolas, monospace;
}

.search-item .meta.error-text { color: var(--danger); }

.search-item button {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: 5px 10px;
  cursor: pointer;
  font-size: 11px;
  flex-shrink: 0;
  transition: all 0.15s ease;
}

.search-item button:hover { color: var(--danger); border-color: var(--danger); }

.actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.switch {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-track {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.switch-track::before {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  left: 3px;
  top: 3px;
  background: var(--muted);
  border-radius: 50%;
  transition: transform 0.15s ease, background 0.15s ease;
}

.switch input:checked + .switch-track {
  background: var(--accent-soft);
}

.switch input:checked + .switch-track::before {
  transform: translateX(16px);
  background: var(--accent);
}

#feed {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.item-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  background: var(--bg-2);
  animation: pop 0.3s ease;
}

@keyframes pop {
  from { transform: scale(0.96); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.item-card img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  display: block;
  background: var(--panel);
}

.item-card .body { padding: 12px 14px; }

.item-card .title {
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 400;
  margin: 0 0 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.item-card .price {
  color: var(--accent);
  font-weight: 700;
  font-size: 15px;
  font-family: "SF Mono", Menlo, Consolas, monospace;
}

.item-card .meta {
  font-size: 11px;
  color: var(--muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.item-card a {
  display: block;
  margin-top: 10px;
  text-align: center;
  font-size: 12px;
  padding: 8px;
  border-radius: 999px;
  background: var(--accent);
  color: #05070d;
  text-decoration: none;
  font-weight: 600;
  transition: opacity 0.15s ease;
}

.item-card a:hover { opacity: 0.88; }

.item-card .dates {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 10px;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.empty { color: var(--muted); font-size: 13px; }