:root {
  --bg: #0f172a;
  --panel: #111827;
  --panel-2: #1f2937;
  --line: #243047;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #60a5fa;
  --danger: #ef4444;

  --pantro: #38bdf8;   /* sky */
  --asther: #f472b6;   /* pink */
  --tantry: #34d399;   /* emerald */

  --radius: 10px;
  --shadow: 0 4px 14px rgba(0,0,0,.35);

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f8fafc;
    --panel: #ffffff;
    --panel-2: #f1f5f9;
    --line: #e2e8f0;
    --text: #0f172a;
    --muted: #64748b;
    --accent: #2563eb;
    --shadow: 0 2px 10px rgba(15,23,42,.08);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font: 15px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  padding-bottom: calc(24px + var(--safe-bottom));
}

h1, h2 { margin: 0; }

/* Top bar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: calc(10px + var(--safe-top)) 14px 10px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand h1 { font-size: 18px; letter-spacing: .2px; }
.dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: linear-gradient(135deg, var(--pantro), var(--asther), var(--tantry));
  box-shadow: 0 0 0 3px rgba(96,165,250,.15);
}
.who { display: flex; align-items: center; gap: 8px; }
.who label { color: var(--muted); font-size: 13px; }
.who select {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  font-size: 14px;
}

/* Week bar */
.weekbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 56px;
  z-index: 9;
}
.week-label {
  flex: 1;
  text-align: center;
  font-weight: 600;
  font-size: 14px;
  color: var(--muted);
}
.nav-btn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
}
.nav-btn:hover { border-color: var(--accent); }
.nav-btn.primary { background: var(--accent); color: white; border-color: transparent; }
.nav-btn.ghost { background: transparent; }

/* Week grid */
.week {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 12px;
  max-width: 1100px;
  margin: 0 auto;
}
@media (min-width: 820px) {
  .week { grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 8px; }
}

.day {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  min-height: 120px;
  overflow: hidden;
}
.day.today { border-color: var(--accent); box-shadow: var(--shadow); }
.day-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 10px 12px;
  background: var(--panel-2);
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  user-select: none;
}
.day-head:hover { filter: brightness(1.05); }
.day-name { font-weight: 700; font-size: 13px; letter-spacing: .3px; text-transform: uppercase; color: var(--muted); }
.day.today .day-name { color: var(--accent); }
.day-date { font-size: 13px; color: var(--muted); }

.events {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  flex: 1;
}
.empty {
  color: var(--muted);
  font-size: 12px;
  font-style: italic;
  text-align: center;
  padding: 12px 6px;
}

.event {
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  background: var(--panel-2);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
  transition: transform .05s ease;
}
.event:hover { transform: translateY(-1px); }
.event[data-creator="Pantro"] { border-left-color: var(--pantro); }
.event[data-creator="Asther"] { border-left-color: var(--asther); }
.event[data-creator="Tantry"] { border-left-color: var(--tantry); }

.event-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 4px;
}
.event-title {
  font-weight: 600;
  font-size: 14px;
  word-break: break-word;
}
.event-time {
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .4px;
  padding: 2px 8px;
  border-radius: 999px;
  color: #0b1220;
}
.badge[data-creator="Pantro"] { background: var(--pantro); }
.badge[data-creator="Asther"] { background: var(--asther); }
.badge[data-creator="Tantry"] { background: var(--tantry); }

.event-desc {
  font-size: 12px;
  color: var(--muted);
  white-space: pre-wrap;
  word-break: break-word;
}
.event-meta {
  margin-top: 6px;
  font-size: 11px;
  color: var(--muted);
  border-top: 1px dashed var(--line);
  padding-top: 6px;
}

.hint {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  margin: 0 12px;
}

/* Editor dialog */
.editor {
  border: none;
  border-radius: 14px;
  padding: 0;
  width: min(520px, 92vw);
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow);
}
.editor::backdrop { background: rgba(0,0,0,.5); }
.editor form { padding: 16px 18px 14px; }
.editor h2 { font-size: 17px; margin-bottom: 10px; }
.field { display: flex; flex-direction: column; gap: 4px; margin: 8px 0; }
.field > span { font-size: 12px; color: var(--muted); }
.field input, .field textarea, .field select {
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 10px;
  outline: none;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--accent); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

.error {
  color: var(--danger);
  font-size: 13px;
  margin: 6px 0 0;
}

.actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
}
.spacer { flex: 1; }
.btn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  padding: 9px 14px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
}
.btn.primary { background: var(--accent); border-color: transparent; color: white; }
.btn.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn.ghost { background: transparent; }