/* Layout: a two-day timetable on one shared 30-minute grid; blocks span their real duration, open slots are claimable rows. */
:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --fg: #18202b;
  --muted: #5b6676;
  --line: #d9dee6;
  --accent: #1d5f8a;
  --accent-ink: #ffffff;
  --accent-soft: #e3eef6;
  --talk: #5a3f8f;
  --talk-soft: #efeaf8;
  --lunch-soft: #eef0f3;
  --mine: #1f7a55;
  --mine-soft: #e2f3ea;
  --warn: #8a5a00;
  --warn-soft: #fbf1dc;
  --danger: #a33a2c;
  --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-body: "Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --unit: 58px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #11151b; --surface: #181e26; --fg: #e6eaf0; --muted: #9aa5b4; --line: #2b3440;
    --accent: #6fb2e0; --accent-ink: #0b1620; --accent-soft: #1b2c3a;
    --talk: #b9a3ea; --talk-soft: #251f36; --lunch-soft: #1d232c;
    --mine: #6fd3a5; --mine-soft: #16302a; --warn: #f0c26a; --warn-soft: #33290f; --danger: #f08a7c;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #11151b; --surface: #181e26; --fg: #e6eaf0; --muted: #9aa5b4; --line: #2b3440;
  --accent: #6fb2e0; --accent-ink: #0b1620; --accent-soft: #1b2c3a;
  --talk: #b9a3ea; --talk-soft: #251f36; --lunch-soft: #1d232c;
  --mine: #6fd3a5; --mine-soft: #16302a; --warn: #f0c26a; --warn-soft: #33290f; --danger: #f08a7c;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body { background: var(--bg); color: var(--fg); font-family: var(--font-body); font-size: 15px; line-height: 1.5; }
.wrap { max-width: 980px; margin: 0 auto; padding-inline: 20px; padding-block: 36px 56px; display: flex; flex-direction: column; gap: 28px; }
@media (max-width: 480px) { .wrap { padding-inline: 16px; padding-block: 24px 40px; } }

header { display: flex; flex-direction: column; gap: 8px; }
.eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
h1 { font-family: var(--font-display); font-weight: 600; font-size: clamp(30px, 5vw, 42px); line-height: 1.1; margin: 0; text-wrap: balance; letter-spacing: -.01em; }
.sub { margin: 0; color: var(--muted); max-width: 62ch; }
a { color: var(--accent); text-underline-offset: 2px; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.invited { display: flex; flex-direction: column; gap: 10px; }
.invited h2, .bar-label { font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 0; font-weight: 500; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0; padding: 0; }
.chips li { font-size: 13px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); }
.chips li.done { border-color: transparent; background: var(--mine-soft); color: var(--mine); }
.chips li.done::before { content: "\2713\00a0"; }

.bar { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 16px 24px; padding-block: 16px; border-block: 1px solid var(--line); }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; flex: 1 1 220px; max-width: 300px; }
.fields { display: flex; flex-wrap: wrap; gap: 12px 16px; flex: 1 1 auto; min-width: 0; }
.where-line { margin: 0; font-size: 14px; color: var(--fg); display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; }
.loc { font-size: 12.5px; color: var(--accent); font-weight: 700; }
.mail { font-size: 12px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.who-line { display: flex; flex-direction: column; min-width: 0; }
.field input { font: inherit; font-size: 16px; padding: 9px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--fg); width: 100%; }
.field input::placeholder { color: var(--muted); }
.field input.nudge { border-color: var(--warn); box-shadow: 0 0 0 3px var(--warn-soft); }
.tally { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.count { font-family: var(--font-display); font-size: 24px; font-weight: 500; font-variant-numeric: tabular-nums; line-height: 1.1; }
.count b { font-weight: 600; color: var(--accent); }
.status { font-size: 12.5px; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.status .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.status[data-state="live"] .dot { background: var(--mine); }
.status[data-state="off"] .dot { background: var(--warn); }
@media (max-width: 560px) { .tally { align-items: flex-start; } .field { max-width: none; } }

.notice { margin: 0; padding: 10px 14px; border-radius: 8px; background: var(--warn-soft); color: var(--fg); font-size: 14px; }

.days { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 720px) { .days { grid-template-columns: 1fr; } }
.day { min-width: 0; display: flex; flex-direction: column; gap: 10px; }
.day-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.day-head h2 { font-family: var(--font-display); font-weight: 600; font-size: 21px; margin: 0; }
.day-head span { font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }
.grid { display: grid; grid-template-rows: repeat(12, minmax(var(--unit), auto)); gap: 4px; }
.block.group { background: var(--accent-soft); border: 1px solid var(--accent); justify-content: flex-start; gap: 8px; padding-block: 10px; }
.block.group .kind { font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.group-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 2px 12px; width: 100%; }
.group-names { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; margin: 0; padding: 0; }
.group-names li { font-size: 13px; padding: 1px 8px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); }
.group-names li.me { border-color: var(--mine); background: var(--mine-soft); color: var(--mine); font-weight: 700; }
.group-empty { font-size: 13px; color: var(--muted); }
.group-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; width: 100%; margin-top: auto; }

.cell { border-radius: 8px; display: flex; align-items: center; gap: 12px; padding: 8px 12px; min-width: 0; }
.time { font-family: var(--font-mono); font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; flex: 0 0 auto; min-width: 9.5ch; }
.body { flex: 1 1 auto; min-width: 0; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.who { min-width: 0; display: flex; align-items: center; gap: 8px; overflow: hidden; }
.who span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.who img { width: 20px; height: 20px; border-radius: 50%; flex: 0 0 auto; }
.tag { font-size: 11px; font-family: var(--font-mono); letter-spacing: .06em; text-transform: uppercase; padding: 1px 6px; border-radius: 4px; background: var(--mine); color: var(--surface); flex: 0 0 auto; }

.slot { background: var(--surface); border: 1px solid var(--line); }
.slot .free { color: var(--muted); font-size: 13.5px; }
.slot.taken { background: var(--accent-soft); border-color: transparent; }
.slot.full { background: var(--accent-soft); border-color: transparent; }
.who-list { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1 1 auto; }
.full-tag { font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); flex: 0 0 auto; }
.btn.link { background: none; border: 0; padding: 0 2px; font-size: 12.5px; font-weight: 400; color: var(--muted); text-decoration: underline; text-underline-offset: 2px; }
.btn.link:hover { color: var(--danger); }
.day.closed .grid { opacity: .45; filter: grayscale(.7); pointer-events: none; user-select: none; }
.closed-note { margin: 0; padding: 8px 12px; border-radius: 8px; border: 1px dashed var(--line); background: var(--lunch-soft); color: var(--fg); font-size: 14px; }
.slot.mine { background: var(--mine-soft); border-color: var(--mine); }
.slot.ask { border-color: var(--warn); background: var(--warn-soft); }
.slot.ask .body { flex-wrap: wrap; }
.ask-text { font-size: 13px; line-height: 1.3; }

.block { flex-direction: column; align-items: flex-start; justify-content: center; gap: 2px; }
.block .label { font-weight: 700; }
.block.lunch { background: repeating-linear-gradient(135deg, var(--lunch-soft) 0 8px, transparent 8px 16px), var(--surface); border: 1px dashed var(--line); }
.block.lunch .label { color: var(--muted); }
.block.talk { background: var(--talk-soft); border: 1px solid var(--talk); position: relative; overflow: hidden; }
.block.talk .kind { font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--talk); }
.block.talk .label { font-family: var(--font-display); font-size: 19px; font-weight: 600; color: var(--fg); line-height: 1.2; }
.block.talk svg { position: absolute; right: -10px; bottom: -14px; width: 150px; height: 110px; opacity: .35; pointer-events: none; }
.block.talk svg path { fill: none; stroke: var(--talk); stroke-width: 1.2; }
.block .time { min-width: 0; }
.block.talk .loc { margin-top: 2px; }
.block.talk .talk-link { position: relative; z-index: 1; margin-top: 6px; font-size: 13px; font-weight: 700; color: var(--talk); }
.slot-links { display: flex; flex-wrap: wrap; gap: 4px 12px; position: relative; z-index: 1; }
.slot-link { font-size: 12.5px; font-weight: 700; color: var(--accent); }
.block.talk .slot-link { color: var(--talk); }
.block.group.closed { border-style: dashed; }
.deadline { font-style: italic; }

.btn { font: inherit; font-size: 13.5px; font-weight: 700; padding: 6px 12px; border-radius: 6px; border: 1px solid transparent; cursor: pointer; white-space: nowrap; flex: 0 0 auto; }
.btn.primary { background: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--muted); border-color: var(--line); }
.btn.ghost:hover { color: var(--fg); border-color: var(--muted); }
.btn.danger { background: transparent; color: var(--danger); border-color: var(--danger); }
.btn[disabled] { opacity: .55; cursor: progress; }
.btns { display: flex; gap: 6px; flex-wrap: wrap; }

.toast { position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); max-width: calc(100% - 32px); background: var(--fg); color: var(--bg); padding: 10px 16px; border-radius: 8px; font-size: 14px; box-shadow: 0 6px 24px rgba(0,0,0,.18); }
.foot { font-size: 13px; color: var(--muted); margin: 0; }
@media (prefers-reduced-motion: no-preference) { .slot { transition: background-color .2s, border-color .2s; } }

/* ---- Additions for the GitHub Pages port (everything above is the claude.ai sheet's stylesheet verbatim). */
[hidden] { display: none !important; }
code { font-family: var(--font-mono); font-size: .9em; }
a.btn { text-decoration: none; display: inline-block; line-height: normal; }
.btn.ghost { font-weight: 400; }
.btn[disabled] { cursor: not-allowed; }
.day.wide { grid-column: 1 / -1; }
.day.wide .grid { grid-template-rows: none; }
.group-names li .mail { margin-left: 4px; }
.slot.held { background: repeating-linear-gradient(135deg, var(--lunch-soft) 0 8px, transparent 8px 16px), var(--surface); border: 1px dashed var(--line); }
.slot.held.full { background: var(--accent-soft); border: 1px solid transparent; }
.slot.held .body { flex-wrap: wrap; }
.slot.held .label { font-weight: 700; line-height: 1.3; }
.slot.held .free { white-space: normal; line-height: 1.35; }