/* Kaizen Calendar - brand system
   Washi paper ground, sumi ink text, shu red seal accent.
   Fraunces for display, Instrument Sans for UI. Mobile first. */

:root {
  --paper: #f6f3ec;
  --card: #fffdf8;
  --ink: #1b1a17;
  --ink-soft: #5d594e;
  --ink-faint: #8d897c;
  --line: #e3ddcd;
  --line-strong: #cfc8b4;
  --shu: #bb3a26;
  --shu-deep: #93291a;
  --ok: #2e6b4f;
  --ok-bg: #e7f0ea;
  --warn: #9a6b14;
  --warn-bg: #f6edd9;
  --bad: #a23325;
  --bad-bg: #f7e6e2;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(27, 26, 23, 0.05), 0 8px 28px rgba(27, 26, 23, 0.07);
  --font-display: "Fraunces", Georgia, serif;
  --font-ui: "Instrument Sans", -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.55;
  min-height: 100vh;
  background-image: radial-gradient(rgba(27, 26, 23, 0.025) 1px, transparent 1px);
  background-size: 22px 22px;
}

.wrap { max-width: 640px; margin: 0 auto; padding: 20px 20px 72px; }
.wrap.wide { max-width: 980px; }

/* Header */
.kz-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0 14px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 28px;
}
.kz-mark { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.kz-seal {
  width: 34px; height: 34px; background: var(--shu); color: #fff;
  display: grid; place-items: center; border-radius: 6px;
  font-family: var(--font-display); font-size: 19px; font-weight: 600;
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.25), 0 1px 3px rgba(147, 41, 26, 0.35);
}
.kz-word { font-family: var(--font-display); font-weight: 560; font-size: 19px; letter-spacing: 0.33em; text-transform: uppercase; }
.kz-sub { display: block; font-family: var(--font-ui); font-size: 10.5px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ink-faint); margin-top: 1px; }

h1 { font-family: var(--font-display); font-weight: 480; font-size: clamp(28px, 6vw, 40px); line-height: 1.12; letter-spacing: -0.01em; margin: 0 0 10px; }
h2 { font-family: var(--font-display); font-weight: 520; font-size: 21px; margin: 0 0 6px; }
h3 { font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); font-weight: 600; margin: 0 0 10px; }
p { margin: 0 0 12px; }
.lede { color: var(--ink-soft); font-size: 17px; }
.small { font-size: 13.5px; color: var(--ink-soft); }
.faint { color: var(--ink-faint); }
a { color: var(--shu-deep); }

.rule { border: 0; border-top: 1px solid var(--line); margin: 26px 0; }
.rule-accent { width: 44px; border: 0; border-top: 3px solid var(--shu); margin: 18px 0 22px; }

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 18px;
}
.card.quiet { box-shadow: none; background: transparent; border-style: dashed; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-ui); font-weight: 600; font-size: 15px;
  padding: 12px 20px; border-radius: 8px; border: 1px solid transparent;
  cursor: pointer; text-decoration: none; transition: background 0.15s ease, transform 0.05s ease;
  min-height: 46px;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: #000; }
.btn-accent { background: var(--shu); color: #fff; }
.btn-accent:hover { background: var(--shu-deep); }
.btn-ghost { background: transparent; border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover { background: rgba(27, 26, 23, 0.04); }
.btn-sm { padding: 7px 13px; min-height: 34px; font-size: 13.5px; border-radius: 7px; }
.btn[disabled] { opacity: 0.45; pointer-events: none; }
.btn-block { width: 100%; }

/* Chips + status */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12.5px; font-weight: 600; letter-spacing: 0.02em;
  padding: 3px 10px; border-radius: 999px; border: 1px solid transparent;
  white-space: nowrap;
}
.chip-ok { background: var(--ok-bg); color: var(--ok); border-color: #c8dccd; }
.chip-warn { background: var(--warn-bg); color: var(--warn); border-color: #e4d2a8; }
.chip-bad { background: var(--bad-bg); color: var(--bad); border-color: #e7c4bb; }
.chip-dim { background: rgba(27, 26, 23, 0.05); color: var(--ink-soft); border-color: var(--line); }
.dot { width: 7px; height: 7px; border-radius: 99px; background: currentColor; }

/* Forms */
label.lab { display: block; font-size: 12.5px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); margin: 0 0 5px; }
input[type="date"], input[type="time"], input[type="text"], input[type="number"], select {
  width: 100%; font-family: var(--font-ui); font-size: 16px; color: var(--ink);
  background: #fff; border: 1px solid var(--line-strong); border-radius: 8px;
  padding: 10px 12px; min-height: 46px;
}
input:focus, select:focus { outline: 2px solid rgba(187, 58, 38, 0.35); outline-offset: 1px; border-color: var(--shu); }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 130px; }
.field { margin-bottom: 14px; }

.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14.5px; padding: 6px 0; }
.check input { width: 18px; height: 18px; accent-color: var(--shu); }

.daypick { display: flex; gap: 6px; flex-wrap: wrap; }
.daypick label {
  flex: 1; min-width: 40px; text-align: center; font-size: 13px; font-weight: 600;
  border: 1px solid var(--line-strong); border-radius: 7px; padding: 9px 2px; cursor: pointer;
  background: #fff; user-select: none;
}
.daypick input { display: none; }
.daypick label:has(input:checked) { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* Lists */
.list { list-style: none; margin: 0; padding: 0; }
.list li { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 11px 0; border-bottom: 1px solid var(--line); }
.list li:last-child { border-bottom: 0; }

/* Member table on admin */
.member-row { display: flex; flex-direction: column; gap: 8px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.member-row:last-child { border-bottom: 0; }
.member-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.member-name { font-weight: 650; font-size: 15.5px; }
.member-meta { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* Result cards */
.opt { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: 16px; margin-bottom: 12px; box-shadow: var(--shadow); }
.opt.best { border-color: var(--shu); box-shadow: 0 0 0 1px var(--shu), var(--shadow); }
.opt-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.opt-rank { font-family: var(--font-display); font-size: 13px; color: var(--shu-deep); letter-spacing: 0.12em; text-transform: uppercase; font-weight: 600; }
.opt-when { font-family: var(--font-display); font-size: 19px; font-weight: 540; margin: 4px 0 2px; }
.opt-local { font-size: 13.5px; color: var(--ink-soft); }
.opt-everyone { margin: 10px 0 6px; font-weight: 650; font-size: 14.5px; }
.people { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }

.note { background: var(--warn-bg); border: 1px solid #e4d2a8; color: #6d4c0d; border-radius: 8px; padding: 10px 14px; font-size: 13.5px; margin-bottom: 14px; }
.note-bad { background: var(--bad-bg); border-color: #e7c4bb; color: var(--bad); }
.note-ok { background: var(--ok-bg); border-color: #c8dccd; color: var(--ok); }

/* Privacy explainer */
.privacy-box { display: flex; gap: 12px; align-items: flex-start; background: rgba(46, 107, 79, 0.06); border: 1px solid #cfdfd4; border-radius: var(--radius); padding: 14px 16px; }
.privacy-box .icon { font-size: 18px; line-height: 1.3; }

footer.kz-foot { margin-top: 48px; padding-top: 18px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; font-size: 12.5px; color: var(--ink-faint); }
.kz-kanji { font-size: 12.5px; letter-spacing: 0.4em; }

.hidden { display: none !important; }
.spin { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(27,26,23,0.2); border-top-color: var(--ink); border-radius: 99px; animation: kzspin 0.8s linear infinite; vertical-align: -3px; }
@keyframes kzspin { to { transform: rotate(360deg); } }

@media (min-width: 720px) {
  .wrap { padding-top: 32px; }
  .cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
}