:root {
  color-scheme: light dark;
  --ink: #20302b;
  --muted: #68736e;
  --paper: #f7f6f1;
  --surface: #ffffff;
  --line: #d9ded9;
  --accent: #365f54;
  --accent-pale: #e1ece7;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.45;
}
a { color: inherit; }
main { min-height: 100dvh; padding: 48px 24px 108px; }
.screen { max-width: 760px; margin: 0 auto; }
.eyebrow { margin: 0 0 8px; color: var(--accent); font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(2.25rem, 8vw, 3.5rem); font-weight: 650; letter-spacing: -.045em; }
.empty-state { margin-top: 48px; padding: 24px 0; color: var(--muted); border-top: 1px solid var(--line); }
.tab-bar { position: fixed; z-index: 1; right: 0; bottom: 0; left: 0; display: grid; grid-template-columns: repeat(4, 1fr); min-height: 72px; padding: 7px 8px env(safe-area-inset-bottom); background: color-mix(in srgb, var(--surface) 94%, transparent); border-top: 1px solid var(--line); backdrop-filter: blur(14px); }
.tab-bar a, .rail nav a { display: grid; place-items: center; min-height: 44px; color: var(--muted); font-size: .78rem; font-weight: 650; text-decoration: none; }
.tab-bar a.active, .rail nav a.active { color: var(--accent); }
.tab-bar a:focus-visible, .rail nav a:focus-visible { outline: 3px solid var(--accent); outline-offset: -3px; border-radius: 5px; }
.rail { display: none; }
button, input, textarea { font: inherit; }
button { min-height: 44px; padding: 8px 12px; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; cursor: pointer; }
button:focus-visible, input:focus-visible, textarea:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
h2 { margin: 36px 0 14px; font-size: 1.05rem; }
.today-head { display: flex; flex-direction: column; align-items: start; gap: 12px; }
.today-head h1 { font-size: clamp(2.25rem, 13vw, 3.5rem); }
.day-actions { display: flex; gap: 6px; width: 100%; }
.day-actions button { flex: 1; padding-inline: 6px; }
.clock, .quiet, .saved { color: var(--muted); }
.today-grid { display: grid; gap: 24px; }
.event-row { display: block; width: 100%; margin-bottom: 6px; text-align: left; }
.event-row strong { margin-left: 12px; }
.todos label { display: block; min-height: 36px; }
.todo-form { display: flex; gap: 6px; margin-top: 10px; }
.todo-form input { min-width: 0; flex: 1; padding: 9px; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; }
.journal-panel { padding: 2px 0; }
.calendar-weekdays { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; margin-top: 32px; color: var(--muted); font-size: .72rem; text-align: center; word-spacing: 18px; white-space: nowrap; overflow: hidden; }
.search, .settings input, .settings select { width: 100%; margin: 24px 0 8px; padding: 10px; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; }.journal-list { display: grid; gap: 8px; }.journal-list a { display: grid; gap: 3px; padding: 14px; text-decoration: none; background: var(--surface); border: 1px solid var(--line); border-radius: 6px; }.journal-list span, .journal-list small { color: var(--muted); }.settings { display: grid; gap: 12px; margin-top: 30px; max-width: 500px; }.settings label { display: grid; }.settings input, .settings select { margin: 5px 0; }
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; margin-top: 8px; }.calendar-day { min-height: 64px; padding: 5px; border-radius: 2px; text-align: left; }.calendar-day.outside { opacity: .45; }.calendar-day small { display: block; margin-top: 3px; color: #9a4b34; font-size: .62rem; }.event-dot { display: block; width: 6px; height: 6px; margin: 5px 0; background: var(--accent); border-radius: 50%; }dialog { width: min(94vw, 480px); color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 10px; }dialog form { display: grid; gap: 12px; }dialog label { display: grid; gap: 4px; }dialog input, dialog select, dialog textarea { padding: 8px; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 4px; }
.journal-title { display: flex; align-items: center; justify-content: space-between; }
.journal-title h2 { margin-top: 36px; }
textarea { width: 100%; min-height: 210px; padding: 14px; resize: vertical; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; }
fieldset { margin: 14px 0; padding: 0; border: 0; } legend { margin-bottom: 8px; color: var(--muted); } .mood { width: 32px; min-height: 32px; padding: 0; margin-right: 8px; border-radius: 50%; } .mood.selected { background: var(--accent); }

@media (min-width: 900px) {
  .app-shell { display: grid; grid-template-columns: 216px minmax(0, 1fr); }
  .rail { position: fixed; inset: 0 auto 0 0; display: block; width: 216px; padding: 38px 20px; background: var(--surface); border-right: 1px solid var(--line); }
  .wordmark { display: block; margin: 0 10px 34px; color: var(--ink); font-size: 1.25rem; font-weight: 720; letter-spacing: -.04em; text-decoration: none; }
  .rail nav { display: grid; gap: 4px; }
  .rail nav a { justify-content: start; padding: 0 10px; border-radius: 6px; font-size: .92rem; }
  .rail nav a.active { background: var(--accent-pale); }
  main { grid-column: 2; padding: 76px 64px; }
  .today-grid { grid-template-columns: minmax(0, .9fr) minmax(300px, 1.1fr); gap: 54px; }
  .today-head { flex-direction: row; align-items: end; }
  .day-actions { width: auto; }
  .tab-bar { display: none; }
}

@media (prefers-color-scheme: dark) {
  :root { --ink: #edf1ed; --muted: #aeb9b3; --paper: #18201d; --surface: #202925; --line: #37443e; --accent: #9bcab9; --accent-pale: #294338; }
}