:root {
  --bg: #0c0d10;
  --surface: #16181d;
  --surface-raised: #1d2027;
  --ink: #e8e7e4;
  --muted: #8b8f99;
  --accent: #c9a227;
  --danger: #d9705f;
  --line: #262a33;
  --radius: 12px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  /* Standalone mode draws under the notch and the home indicator. */
  padding: env(safe-area-inset-top) env(safe-area-inset-right)
           env(safe-area-inset-bottom) env(safe-area-inset-left);
}

#app {
  max-width: 640px;
  margin: 0 auto;
  padding: 16px 18px 48px;
}

h1 { font-size: 1.25rem; margin: 0; letter-spacing: -0.01em; }
h2 { font-size: 1.4rem; line-height: 1.3; margin: 4px 0 10px; letter-spacing: -0.02em; }

#toggle-freeform { display: block; margin: 0 0 14px; }
h3.day {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 28px 0 10px;
  font-weight: 600;
}

.muted { color: var(--muted); font-size: 0.88rem; }
.error { color: var(--danger); font-size: 0.88rem; }
.centred { text-align: center; padding-top: 18vh; }
.centred p { max-width: 34ch; margin: 12px auto 24px; }

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}

nav { display: flex; gap: 6px; }

button {
  font: inherit;
  cursor: pointer;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 8px 16px;
  transition: opacity 0.15s ease;
}
button:disabled { opacity: 0.5; cursor: default; }

.primary { background: var(--accent); color: #1a1503; border-color: var(--accent); font-weight: 600; }
.secondary { background: transparent; color: var(--ink); border-color: var(--line); }
.small { padding: 5px 12px; font-size: 0.85rem; }

.tab {
  background: transparent;
  color: var(--muted);
  padding: 6px 14px;
  font-size: 0.9rem;
}
.tab.active { background: var(--surface-raised); color: var(--ink); }

.link {
  background: none;
  border: none;
  padding: 0;
  color: var(--muted);
  font-size: 0.82rem;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.link.danger { color: var(--danger); }

/* The R7 guard. Deliberately loud and non-dismissable — a quiet version of this
   defeats its own purpose, since silence is the failure it exists to reveal. */
.banner {
  background: color-mix(in srgb, var(--danger) 16%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--danger) 40%, var(--line));
  color: var(--ink);
  border-radius: var(--radius);
  padding: 11px 14px;
  font-size: 0.86rem;
  margin-bottom: 18px;
}

textarea {
  width: 100%;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 13px 14px;
  font: inherit;
  resize: vertical;
}
textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
}

.heatmap {
  display: grid;
  grid-auto-flow: column;
  grid-template-rows: repeat(7, 1fr);
  gap: 3px;
  margin-bottom: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}
.cell {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  background: var(--surface-raised);
}
.cell.some { background: color-mix(in srgb, var(--accent) 45%, var(--surface-raised)); }
.cell.full { background: var(--accent); }

.entry {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 13px 15px;
  margin-bottom: 10px;
}
.entry-meta { font-size: 0.78rem; color: var(--muted); }
.entry-prompt {
  font-size: 0.84rem;
  color: var(--muted);
  font-style: italic;
  margin: 6px 0 0;
}
.entry-body { margin: 8px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.entry-editor { margin-top: 8px; }
.entry-actions { display: flex; gap: 14px; margin-top: 12px; align-items: center; }

.pill {
  display: inline-block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--surface-raised);
  color: var(--muted);
  border-radius: 999px;
  padding: 1px 7px;
  vertical-align: 1px;
}

#more { display: block; margin: 20px auto 0; }