/* Side Notes — Notes List (Dark Theme, chrome://history-inspired) */

:root {
  --bg: #1e1e1e;
  --bg-header: #252525;
  --text: #d4d4d4;
  --text-muted: #888;
  --text-dim: #666;
  --border: #3c3c3c;
  --accent: #569cd6;
  --hover-bg: #2a2a2a;
  --section-label: #999;
}

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

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
}

/* ---- Header ---- */
header {
  background: var(--bg-header);
  border-bottom: 1px solid var(--border);
  padding: 24px 32px 16px;
}

header h1 {
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

#subtitle {
  font-size: 13px;
  color: var(--text-muted);
}

/* ---- Main list ---- */
main {
  max-width: 800px;
  margin: 0 auto;
  padding: 16px 32px 48px;
}

/* ---- Day sections ---- */
.day-section {
  margin-bottom: 24px;
}

.day-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--section-label);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 1;
}

/* ---- Note entries ---- */
.note-entry {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.1s;
}

.note-entry:hover {
  background: var(--hover-bg);
}

.note-entry img {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.note-entry .entry-text {
  flex: 1;
  min-width: 0;
}

.note-entry .entry-title {
  font-size: 14px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.note-entry .entry-url {
  font-size: 12px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.note-entry .entry-time {
  font-size: 12px;
  color: var(--text-muted);
  flex-shrink: 0;
  text-align: right;
  min-width: 70px;
}

/* ---- Empty state ---- */
#empty-message {
  text-align: center;
  color: var(--text-muted);
  padding: 48px 0;
  font-size: 14px;
}