/* Cycle: a quiet personal calendar. Soft neutral page, one berry colour for period days, a dashed ring for the
   days a period is expected. Nothing cute, nothing loud: this is private information. */
:root { --page: #f6f2f4; --card: #ffffff; --ink: #2a1a24; --soft: #6b5a64; --line: #e2d8dd; --berry: #9c2f5b; --on-berry: #ffffff; --stop: #b3261e; color-scheme: light; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --page: #171216; --card: #221a20; --ink: #f3ebef; --soft: #b3a2ab; --line: #3a2d35; --berry: #f08bb0; --on-berry: #2a0f1b; --stop: #ff8a80; color-scheme: dark; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--page); color: var(--ink); font: 400 17px/1.5 "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif; font-variant-numeric: tabular-nums; }
main { max-width: 520px; margin: 0 auto; padding: max(20px, env(safe-area-inset-top)) 16px max(32px, env(safe-area-inset-bottom)); display: grid; gap: 22px; grid-template-columns: minmax(0, 1fr); }
section { display: grid; gap: 10px; grid-template-columns: minmax(0, 1fr); }
a { color: inherit; }
button { font: inherit; color: inherit; cursor: pointer; }
:focus-visible { outline: 3px solid var(--berry); outline-offset: 2px; }
h1 { font-size: 28px; letter-spacing: -0.02em; margin: 0; }
h2 { font-size: 19px; margin: 0; }
p { margin: 0; }
[hidden] { display: none !important; }
.private, .soft { color: var(--soft); font-size: 15px; }
.now .big { font-size: clamp(30px, 8vw, 44px); line-height: 1.1; font-weight: 800; letter-spacing: -0.03em; }
.now #next { font-size: 19px; }

.cal { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px; gap: 12px; }
.cal-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.nav { width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; background: transparent; display: grid; place-items: center; padding: 0; }
.nav svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; }
.dow { text-align: center; font-size: 13px; color: var(--soft); padding-bottom: 2px; }
.grid button { aspect-ratio: 1; min-height: 40px; border: 2px solid transparent; border-radius: 50%; background: transparent; font-weight: 600; padding: 0; }
.grid button:disabled { color: var(--soft); opacity: .45; cursor: default; }
.grid .period { background: var(--berry); color: var(--on-berry); }
.grid .expected { border: 2px dashed var(--berry); opacity: 1; }
.grid .expected:disabled { opacity: .9; color: var(--ink); }
.grid .today { box-shadow: 0 0 0 2px var(--card), 0 0 0 4px var(--ink); }
@media (hover: hover) { .grid button:not(:disabled):not(.period):hover { background: var(--line); } }
.legend { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; font-size: 14px; color: var(--soft); }
.key { width: 14px; height: 14px; border-radius: 50%; display: inline-block; margin-left: 8px; }
.key:first-child { margin-left: 0; }
.k-period { background: var(--berry); } .k-expected { border: 2px dashed var(--berry); } .k-today { box-shadow: 0 0 0 2px var(--ink); width: 10px; height: 10px; margin: 0 2px 0 10px; }

.list { list-style: none; margin: 0; padding: 0; }
.list li { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 0 12px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.list li .soft { grid-column: 1 / -1; }
.row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.quiet { min-height: 46px; padding: 0 18px; border-radius: 999px; background: transparent; border: 1.5px solid var(--ink); font-weight: 600; }
.danger { border-color: var(--stop); color: var(--stop); }
footer { font-size: 14px; color: var(--soft); display: grid; gap: 8px; }
footer a { display: inline-block; padding: 4px 0; }
.noscript { padding: 16px; }
.doc { max-width: 68ch; display: block; } .doc h1 { margin: 16px 0; } .doc h2 { font-size: 20px; margin: 24px 0 8px; } .doc p, .doc ul { margin: 0 0 12px; }