/* Sched Lane */

:root {
  color-scheme: light dark;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #1c2024;
  --muted: #6b7280;
  --border: #e2e5ea;
  --accent: #4f46e5;
  --accent-text: #ffffff;
  --danger: #dc2626;
  --warn-bg: #fef3c7;
  --warn-text: #92400e;
  --ok: #16a34a;
  --shadow: 0 1px 3px rgba(16, 24, 40, .08);
  --timeline-bg: #f1f3f7;
  --event-shadow: 0 3px 8px rgba(16, 24, 40, .16), 0 1px 2px rgba(16, 24, 40, .12);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101216;
    --panel: #191c22;
    --text: #e7e9ee;
    --muted: #9aa2af;
    --border: #2a2f38;
    --accent: #818cf8;
    --accent-text: #14161c;
    --warn-bg: #3c2f10;
    --warn-text: #fcd34d;
    --shadow: 0 1px 3px rgba(0, 0, 0, .4);
    --timeline-bg: #12151a;
    --event-shadow: 0 4px 10px rgba(0, 0, 0, .5), 0 1px 2px rgba(0, 0, 0, .45);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 16px; }

.app-header {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 20px 0 0;
}
.app-header h1 { margin: 0; font-size: 24px; }
.tagline { margin: 4px 0 14px; color: var(--muted); }

.tabs { display: flex; gap: 4px; overflow-x: auto; }
.tab {
  border: none; background: none; color: var(--muted);
  font: inherit; font-weight: 600; padding: 10px 14px; cursor: pointer;
  border-bottom: 3px solid transparent; white-space: nowrap;
}
.tab.active { color: var(--text); border-bottom-color: var(--accent); }
.tab:hover { color: var(--text); }

main { padding: 20px 16px 40px; }
footer { padding-bottom: 32px; font-size: 13px; }
.disclaimer { margin-top: 8px; max-width: 60em; }

h2 { font-size: 18px; margin: 24px 0 12px; }
h3 { font-size: 15px; margin: 18px 0 8px; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .92em; }
.hint { color: var(--muted); font-size: 13px; margin-top: 14px; }
.ok-note { color: var(--ok); }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  margin: 10px 0;
  box-shadow: var(--shadow);
}
.hero h2 { margin-top: 0; }

.empty-state { text-align: center; padding: 48px 16px; color: var(--muted); }
.empty-state h2 { color: var(--text); }

/* Buttons & inputs */
.btn {
  font: inherit; font-weight: 600;
  padding: 7px 14px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--border);
  background: var(--panel); color: var(--text);
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.btn.ghost { border-color: transparent; background: none; }
.btn.danger { color: var(--danger); }

/* Event titles that open the details dialog. Declared before the per-view
   title styles (.conflict-title etc.) so those keep their weight/size. */
.event-link {
  font: inherit; color: inherit;
  background: none; border: none; padding: 0; cursor: pointer;
  text-align: left;
}
.event-link:hover, .event-link:focus-visible { color: var(--accent); text-decoration: underline; }
.event-link.strong { font-weight: 700; }

input[type="text"], input[type="url"], textarea, input.person-name {
  font: inherit; color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px; padding: 7px 10px;
  width: 100%;
}
textarea { resize: vertical; margin-bottom: 8px; }
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

.row { display: flex; gap: 8px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.row input { flex: 1; }

/* Chips */
.chip-row { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0; }
.chip-row.tight { margin: 6px 0 0; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font: inherit; font-weight: 600; font-size: 13px;
  padding: 6px 12px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--border); background: var(--panel); color: var(--muted);
}
.chip.active { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.person-chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600;
  padding: 3px 10px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--bg);
}
.person-dot {
  width: 10px; height: 10px; border-radius: 50%;
  display: inline-block; flex: none;
}

/* Group tab */
.add-person { display: flex; gap: 8px; }
.add-person input { flex: 1; }
.person-card .person-head { display: flex; gap: 10px; align-items: center; }
.person-card .person-head .person-dot { width: 14px; height: 14px; }
input.person-name { width: auto; flex: 1; font-weight: 600; background: none; border-color: transparent; }
input.person-name:hover, input.person-name:focus { border-color: var(--border); background: var(--bg); }
.import-box { margin-top: 10px; border-top: 1px dashed var(--border); padding-top: 8px; }
.import-box summary { cursor: pointer; font-weight: 600; color: var(--muted); }
.import-option { margin: 12px 0 0; }
.import-option label { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 4px; }
.refetch-note { margin-top: 10px; font-size: 12px; color: var(--muted); }
.import-status { margin-top: 10px; font-size: 13px; font-weight: 600; }
.import-status.ok { color: var(--ok); }
.import-status.error { color: var(--danger); }
.import-status.busy { color: var(--muted); }

/* Timeline */
.timeline { padding: 0; }
.tl-header {
  display: flex; position: sticky; top: 0; z-index: 3;
  background: var(--panel); border-bottom: 1px solid var(--border);
}
.tl-gutter-head { width: 56px; flex: none; }
.tl-col-head {
  flex: 1 1 0; min-width: 0; padding: 10px 8px; font-weight: 700;
  display: flex; align-items: center; gap: 8px;
  border-left: 1px solid var(--border);
}
.tl-body {
  display: flex; padding-top: 12px;
  background: var(--timeline-bg);
}
.tl-gutter { width: 56px; flex: none; position: relative; }
.hour-label {
  position: absolute; right: 6px; transform: translateY(-50%);
  font-size: 11px; color: var(--muted);
}
.tl-col { flex: 1 1 0; min-width: 0; border-left: 1px solid var(--border); }
.tl-col-body { position: relative; }
.hour-line {
  position: absolute; left: 0; right: 0; height: 0;
  border-top: 1px solid var(--border); opacity: .6;
}
.tl-event {
  position: absolute; overflow: hidden;
  border-radius: 8px; padding: 5px 7px;
  font-size: 12px; line-height: 1.3;
  background: color-mix(in srgb, var(--person-color) 16%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--person-color) 70%, var(--border));
  border-left: 6px solid var(--person-color);
  box-shadow: var(--event-shadow);
  cursor: pointer;
  transition: box-shadow .12s ease, transform .12s ease, border-color .12s ease;
}
.tl-event:hover {
  transform: translateY(-1px);
  border-color: var(--person-color);
  box-shadow: 0 6px 14px rgba(16, 24, 40, .22), 0 2px 4px rgba(16, 24, 40, .14);
  z-index: 2;
}
.tl-event:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--person-color) 45%, transparent);
  outline-offset: 2px;
  z-index: 2;
}
.tl-event.tier-1 { box-shadow: inset 0 0 0 1px var(--person-color), var(--event-shadow); }
.tl-event.tier-0 {
  background: color-mix(in srgb, var(--person-color) 10%, var(--panel));
  border-style: dashed;
  border-left-style: solid;
  box-shadow: 0 2px 5px rgba(16, 24, 40, .1);
  opacity: .82;
}
.tl-event-title { font-weight: 700; }
.tl-event-sub { color: var(--muted); font-size: 11px; }
.tl-event-meta { float: right; display: flex; gap: 4px; margin-left: 5px; align-items: center; }
.tier-chip, .together-chip, .suggest-chip, .conflict-score {
  font-size: 10px; font-weight: 800; letter-spacing: .3px;
  padding: 1px 6px; border-radius: 999px;
}
.tier-chip { background: var(--person-color); color: #fff; }
.tl-event.tier-0 .tier-chip { background: transparent; padding: 1px 2px; }
.tl-event.tier-2 .tier-chip, .tl-event.tier-3 .tier-chip {
  background: color-mix(in srgb, var(--person-color) 22%, var(--panel));
  color: var(--person-color);
}
.together-chip {
  display: inline-flex; align-items: center; gap: 3px;
  min-width: 28px; justify-content: center;
  background: var(--warn-bg); color: var(--warn-text);
  border: 1px solid color-mix(in srgb, var(--warn-text) 22%, transparent);
  font-size: 11px;
}
.together-icon {
  font-size: 11px; line-height: 1;
}
.together-count { font-variant-numeric: tabular-nums; }

/* Conflicts */
.conflict-when { margin-bottom: 8px; color: var(--muted); }
.conflict-option {
  border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; margin: 8px 0;
}
.conflict-option.winner { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 7%, var(--panel)); }
.conflict-option-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.conflict-title { font-weight: 700; }
.suggest-chip { background: var(--ok); color: #fff; font-size: 11px; }
.conflict-score { background: var(--bg); border: 1px solid var(--border); color: var(--muted); margin-left: auto; }
.conflict-sub { color: var(--muted); font-size: 13px; }
.warn {
  margin-top: 8px; font-size: 13px; font-weight: 600;
  background: var(--warn-bg); color: var(--warn-text);
  border-radius: 6px; padding: 6px 10px;
}
.personal-conflict p { margin: 8px 0 0; }

/* Rankings */
.rank-row { display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.rank-info { flex: 1 1 260px; }
.rank-title { font-weight: 700; }
.rank-actions { display: flex; align-items: center; gap: 6px; }
.tier-picker { display: flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.tier-btn {
  font: inherit; font-size: 11px; font-weight: 800;
  padding: 6px 10px; border: none; cursor: pointer;
  background: var(--panel); color: var(--muted);
}
.tier-btn + .tier-btn { border-left: 1px solid var(--border); }
.tier-btn.active.tier-1 { background: var(--danger); color: #fff; }
.tier-btn.active.tier-2 { background: var(--accent); color: var(--accent-text); }
.tier-btn.active.tier-3 { background: var(--muted); color: var(--bg); }
.bookmark-btn {
  font: inherit; font-size: 14px; line-height: 1;
  padding: 5px 8px; cursor: pointer;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--panel);
  filter: grayscale(1); opacity: .6;
}
.bookmark-btn.active { filter: none; opacity: 1; border-color: var(--accent); }
.rank-row.bookmarked .tier-picker { opacity: .45; }

/* Event details dialog */
.tl-event { cursor: pointer; }
.tl-event:hover, .tl-event:focus-visible {
  border-left-width: 8px;
  box-shadow: 0 3px 8px rgba(0, 0, 0, .3);
}
.event-dialog {
  border: 1px solid var(--border); border-radius: 12px; padding: 0;
  background: var(--panel); color: var(--text);
  width: min(480px, calc(100vw - 32px));
  box-shadow: 0 12px 40px rgba(0, 0, 0, .3);
}
.event-dialog::backdrop { background: rgba(0, 0, 0, .45); }
.event-dialog-body { padding: 16px 18px; }
.event-dialog-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.event-dialog-head h2 { margin: 0; font-size: 17px; }
.event-dialog-when { margin: 6px 0 0; }
.event-description {
  margin: 12px 0 0;
  white-space: pre-wrap; overflow-wrap: anywhere;
  max-height: 50vh; overflow-y: auto;
}
.event-dialog-link { margin: 12px 0 0; }
.event-dialog a { color: var(--accent); }

@media (max-width: 640px) {
  .add-person { flex-direction: column; }
}