:root {
  --bg: #eef3f1; --surface: #fff; --ink: #17302b; --muted: #5b6f6a; --line: #d3deda;
  --accent: #0e6b5c; --accent-ink: #fff; --red: #b42318; --amber: #a86400; --green: #2e7d4f;
  --red-bg: #fdecea; --amber-bg: #fdf3e1;
  --radius: 12px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14201e; --surface: #1b2a27; --ink: #e6efec; --muted: #9db1ab; --line: #2c3f3b;
    --accent: #4fb8a3; --accent-ink: #0d1c19; --red: #f07167; --amber: #e9b04b;
    --green: #6fcf97; --red-bg: #3a1f1d; --amber-bg: #372c17;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-size: 17px; line-height: 1.45;
  -webkit-text-size-adjust: 100%; }
a { color: var(--accent); }
h1 { font-size: 1.65rem; line-height: 1.2; margin: 0 0 .4rem; letter-spacing: -.01em; }
h2 { font-size: 1.15rem; margin: 0 0 .6rem; }
small { font-size: .8em; color: var(--muted); font-weight: 400; }
.muted, .help { color: var(--muted); }
.help { font-size: .85rem; margin: .25rem 0 0; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.top { display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: max(.8rem, env(safe-area-inset-top)) 1rem .8rem; max-width: 760px; margin: 0 auto; }
.brand { display: flex; align-items: center; gap: .45rem; font-weight: 700; color: var(--ink);
  text-decoration: none; }
.brand svg { color: var(--accent); transform: rotate(-35deg); }
nav { display: flex; align-items: center; gap: .9rem; font-size: .92rem; }
nav a { color: var(--muted); text-decoration: none; }
nav a[aria-current] { color: var(--ink); font-weight: 600; }
nav form { margin: 0; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 1rem 3rem; }

button, .btn { font: inherit; font-size: .92rem; display: inline-block; padding: .55rem .95rem;
  border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--ink);
  text-decoration: none; cursor: pointer; min-height: 44px; line-height: 1.6; }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent);
  color: var(--accent-ink); font-weight: 600; }
.btn.quiet { border-color: transparent; background: transparent; color: var(--muted); }
button.link { border: 0; background: none; padding: 0; min-height: 0; color: var(--muted);
  font-size: inherit; }
button.danger { background: var(--red); border-color: var(--red); color: #fff; }

.summary { padding: 1.2rem 0 .6rem; }
.summary p { margin: 0; max-width: 60ch; }
.legend { display: flex; align-items: center; gap: .4rem; flex-wrap: wrap; font-size: .8rem;
  color: var(--muted); margin: .6rem 0 .8rem; }
.legend .tick { display: inline-block; width: 3px; height: 12px; border-radius: 2px; }
.legend .tick + .tick, .legend .tick.yellow { margin-left: .5rem; }
.tick.red { background: var(--red); }
.tick.yellow { background: var(--amber); }

.meds { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.group { font-size: .85rem; color: var(--muted); margin-top: 1rem; }
.med { background: var(--surface); border-radius: var(--radius); padding: .9rem 1rem .75rem;
  border-left: 5px solid var(--line); }
.med.lvl-red { border-left-color: var(--red); }
.med.lvl-yellow { border-left-color: var(--amber); }
.med.lvl-green { border-left-color: var(--green); }
.med.paused { opacity: .65; }
.row1 { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.name { font-size: 1.15rem; font-weight: 650; color: var(--ink); text-decoration: none; }
.days { white-space: nowrap; color: var(--muted); }
.days b { font-size: 1.6rem; font-variant-numeric: tabular-nums; color: var(--ink); }
.lvl-red .days b { color: var(--red); }
.lvl-yellow .days b { color: var(--amber); }
.bar { display: block; width: 100%; height: 10px; margin: .35rem 0 .45rem; }
.bar .track { fill: var(--line); }
.bar .fill { fill: var(--green); }
.lvl-red .bar .fill { fill: var(--red); }
.lvl-yellow .bar .fill { fill: var(--amber); }
.bar .mark.red { fill: var(--red); }
.bar .mark.yellow { fill: var(--amber); }
.meta { display: flex; flex-wrap: wrap; gap: .2rem 1rem; font-size: .88rem; color: var(--muted); }
.hint { font-size: .9rem; margin: .5rem 0 0; padding: .45rem .6rem; border-radius: 8px;
  background: var(--amber-bg); }
.hint.warn { background: var(--red-bg); }
.notes { font-size: .9rem; margin: .45rem 0 0; white-space: pre-line; }
.actions { display: flex; gap: .4rem; flex-wrap: wrap; margin-top: .65rem; }
.add { margin-top: 1.2rem; }

.panel { background: var(--surface); border-radius: var(--radius); padding: 1.1rem; margin: 1rem 0; }
.form .field { margin-bottom: .9rem; }
label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: .3rem; }
input:not([type=checkbox]), textarea { width: 100%; font: inherit; padding: .6rem .7rem;
  border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); }
input[aria-invalid] { border-color: var(--red); }
.err { color: var(--red); font-size: .85rem; margin: .25rem 0 0; }
fieldset { border: 0; padding: 0; margin: 0 0 .9rem; }
legend { font-weight: 700; margin-bottom: .4rem; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 0 .8rem; }
.cols.three { grid-template-columns: repeat(3, 1fr); }
.cols .field { margin-bottom: .4rem; }
details.sub { margin: .4rem 0 1rem; }
details summary { cursor: pointer; color: var(--accent); font-weight: 600; margin-bottom: .6rem; }
.check { font-weight: 400; display: flex; gap: .5rem; align-items: center; }
.back { margin: .8rem 0 .3rem; font-size: .9rem; }
.alert { background: var(--red-bg); color: var(--red); padding: .6rem .8rem; border-radius: 8px; }
.notice { background: var(--surface); border-left: 4px solid var(--green); padding: .6rem .8rem;
  border-radius: 8px; }
.danger-zone form { display: flex; gap: .8rem; align-items: center; flex-wrap: wrap; margin: 0 0 .8rem; }
.danger-zone details form { display: block; }
ul.plain { margin: 0; padding-left: 1.1rem; }
pre.mail { white-space: pre-wrap; font: inherit; font-size: .88rem; background: var(--bg);
  padding: .7rem; border-radius: 8px; }
table.history { width: 100%; border-collapse: collapse; font-size: .9rem; }
.history th, .history td { text-align: left; padding: .45rem .4rem; border-bottom: 1px solid var(--line);
  vertical-align: top; }
.history td:first-child { white-space: nowrap; color: var(--muted); }

.login { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.login .panel { width: 100%; max-width: 360px; }
.login input { margin-bottom: .8rem; }
.login button { width: 100%; }

@media (max-width: 480px) {
  .cols.three { grid-template-columns: repeat(3, 1fr); gap: 0 .5rem; }
  .history td:first-child { white-space: normal; }
  nav { gap: .7rem; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }