:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b6b6b;
  --card-bg: #f7f7f8;
  --card-border: #e3e3e6;
  --accent: #2563eb;
  --accent-bg: #eaf0fe;
  --locked-bg: #fff7e6;
  --locked-border: #f0d78c;
  --warn: #b45309;
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15161a;
    --fg: #ececec;
    --muted: #9a9a9a;
    --card-bg: #1e1f24;
    --card-border: #2c2d33;
    --accent: #5b8def;
    --accent-bg: #1c2740;
    --locked-bg: #2a2312;
    --locked-border: #6b5417;
  }
}
:root[data-theme="dark"] {
  --bg: #15161a; --fg: #ececec; --muted: #9a9a9a;
  --card-bg: #1e1f24; --card-border: #2c2d33;
  --accent: #5b8def; --accent-bg: #1c2740;
  --locked-bg: #2a2312; --locked-border: #6b5417;
}
:root[data-theme="light"] {
  --bg: #ffffff; --fg: #1a1a1a; --muted: #6b6b6b;
  --card-bg: #f7f7f8; --card-border: #e3e3e6;
  --accent: #2563eb; --accent-bg: #eaf0fe;
  --locked-bg: #fff7e6; --locked-border: #f0d78c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.4;
  padding: 1.25rem;
  max-width: 720px;
  margin: 0 auto;
}

.gate {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.gate-hidden { display: none; }
.gate-box {
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  max-width: 320px;
  width: 100%;
}
.gate-box h1 { font-size: 1.2rem; }
.gate-input {
  width: 100%;
  margin: 1rem 0 0.6rem;
  padding: 0.6rem 0.7rem;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  background: var(--bg);
  color: var(--fg);
  font-size: 1rem;
}
.gate-submit {
  width: 100%;
  padding: 0.6rem;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  cursor: pointer;
}
.gate-error {
  color: #b91c1c;
  font-size: 0.85rem;
  min-height: 1.2rem;
  margin: 0.6rem 0 0;
}

.page-header { margin-bottom: 1.5rem; }
h1 { font-size: 1.4rem; margin: 0 0 0.25rem; }
.subtitle { color: var(--muted); margin: 0; font-size: 0.95rem; }

.status {
  min-height: 1.2rem;
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 0.5rem;
}

.how-it-works {
  display: inline-block;
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
}
.how-it-works:hover { text-decoration: underline; }

.instr-section {
  margin-bottom: 1.75rem;
}
.instr-section h2 {
  font-size: 1.05rem;
  margin: 0 0 0.5rem;
}
.instr-section p { margin: 0 0 0.6rem; }
.instr-section ul { margin: 0 0 0.6rem; padding-left: 1.2rem; }
.instr-section li { margin-bottom: 0.4rem; }

section.day, section.collection {
  margin-bottom: 1.25rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: var(--card-bg);
  padding: 0.9rem 1rem;
}

section.collection { margin-top: 2rem; }

.day-label {
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.collection-title {
  font-weight: 600;
  margin: 0 0 0.6rem;
  font-size: 1rem;
}

.locked-card {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  background: var(--locked-bg);
  border: 1px solid var(--locked-border);
  border-radius: 8px;
  padding: 0.5rem 0.7rem;
  margin-bottom: 0.6rem;
  font-size: 0.9rem;
}
.locked-card .badge { flex-shrink: 0; }
.locked-card .locked-body { flex: 1; }

.note {
  font-size: 0.85rem;
  color: var(--warn);
  margin: 0 0 0.6rem;
}

.option-row {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

label.option {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  padding: 0.45rem 0.4rem;
  border-radius: 8px;
  cursor: pointer;
  flex: 1;
  min-width: 0;
}
label.option:hover { background: var(--accent-bg); }

label.option input { margin-top: 0.2rem; flex-shrink: 0; }

.option-body { flex: 1; }
.option-title { font-size: 0.92rem; }
.option-meta { font-size: 0.8rem; color: var(--muted); }

/* Standalone info icon, sibling of the label — never nested inside it,
   so tapping it can't also toggle the radio/checkbox. */
.info-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  color: var(--muted);
  text-decoration: none;
  font-size: 1rem;
}
.info-icon:hover { background: var(--accent-bg); color: var(--accent); }

.muted { color: var(--muted); font-size: 0.9rem; }

.date-tag {
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 500;
}

/* A row standing in for an option that's already been picked on a different
   date — same shape as a normal option row, but not interactive. */
.status-row {
  cursor: default;
  opacity: 0.7;
}
.status-row:hover { background: none; }
.status-row .badge { flex-shrink: 0; margin-right: 0.6rem; color: var(--accent); }

.view-toggle {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.75rem;
}
.view-btn {
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  color: var(--fg);
  border-radius: 8px;
  padding: 0.4rem 0.9rem;
  font-size: 0.85rem;
  cursor: pointer;
}
.view-btn-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.cal-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}
.cal-current-label { font-weight: 600; }
.cal-nav-btn {
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  color: var(--fg);
  border-radius: 8px;
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
  cursor: pointer;
}
.cal-nav-btn:disabled { opacity: 0.4; cursor: default; }

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.2rem;
  margin-bottom: 1.25rem;
}
.cal-weekday {
  text-align: center;
  font-size: 0.72rem;
  color: var(--muted);
  padding-bottom: 0.3rem;
}
.cal-cell {
  height: 34px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
}
.cal-cell:hover { background: var(--accent-bg); }
.cal-cell-outside { visibility: hidden; cursor: default; }
.cal-cell-outside:hover { background: none; }
.cal-cell-current {
  border-color: var(--accent);
  background: var(--accent-bg);
}
.cal-daynum { font-size: 0.78rem; }
.cal-dot { width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; }
.cal-dot-filled { background: var(--accent); }
.cal-dot-empty { background: var(--card-border); }

.cal-anytime-heading {
  font-weight: 600;
  font-size: 0.95rem;
  margin: 1.5rem 0 0.75rem;
  color: var(--muted);
}

.shortlist {
  margin-top: 2.5rem;
  border-top: 2px solid var(--card-border);
  padding-top: 1rem;
}
.shortlist h2 { font-size: 1.1rem; margin: 0 0 0.6rem; }
#shortlist-list { list-style: none; padding: 0; margin: 0; }
#shortlist-list li {
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--card-border);
  font-size: 0.9rem;
}
#shortlist-list li .when { color: var(--muted); margin-right: 0.4rem; }