:root {
  --bg: #f7f5f1;
  --surface: #ffffff;
  --ink: #1e2a2b;
  --ink-2: #4a5657;
  --line: #d9d4cb;
  --accent: #2b5d5a;
  --accent-ink: #ffffff;
  --accent-soft: #e4efed;
  --focus: #c26a00;
  --ok-bg: #e2f1e6; --ok-ink: #1f5a2e;
  --info-bg: #e3ecf6; --info-ink: #1d4670;
  --warn-bg: #fbefd9; --warn-ink: #6b4300;
  --bad-bg: #f8e1df; --bad-ink: #8a1f17;
  --muted-bg: #ecebe8; --muted-ink: #444;
  --radius: 10px;
  --serif: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", serif;
  --sans: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", "Meiryo", sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.75; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: #173d3b; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.4; letter-spacing: .02em; }
h1 { font-size: 1.6rem; margin: .4em 0 .6em; }
h2 { font-size: 1.2rem; margin: 1.6em 0 .6em; }
h3 { font-size: 1.05rem; margin: .2em 0 .5em; }
.h-sub { margin-top: 0; color: var(--ink-2); font-size: 1rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -9999px; top: 0; background: var(--ink); color: #fff; padding: .6em 1em; z-index: 10; }
.skip:focus { left: 8px; top: 8px; }

.demo-banner { background: #3a2d55; color: #fff; padding: .5em 16px; font-size: .9rem; text-align: center; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; background: var(--surface); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand a { font-family: var(--serif); font-size: 1.25rem; color: var(--ink); text-decoration: none; letter-spacing: .08em; }
.brand span { font-size: .85rem; color: var(--ink-2); margin-left: .4em; letter-spacing: .04em; }
.who { display: flex; align-items: center; gap: 12px; font-size: .9rem; color: var(--ink-2); flex-wrap: wrap; }
.who form { margin: 0; }
.btn-link { background: none; border: none; color: var(--accent); text-decoration: underline; cursor: pointer; font: inherit; padding: 8px 4px; min-height: 44px; }

.menu { background: var(--surface); border-bottom: 1px solid var(--line); }
.menu ul { list-style: none; margin: 0 auto; padding: 0 12px; display: flex; gap: 2px; overflow-x: auto; max-width: 1240px; scrollbar-width: thin; }
.menu a { display: block; padding: 12px 12px; white-space: nowrap; text-decoration: none; color: var(--ink-2); border-bottom: 3px solid transparent; font-size: .95rem; }
.menu a:hover { color: var(--ink); }
.menu a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

main { max-width: 780px; margin: 0 auto; padding: 20px 16px 64px; outline: none; }
main.wide { max-width: 1240px; }
.site-footer { text-align: center; color: var(--ink-2); font-size: .85rem; padding: 24px 16px 40px; }

.lead { font-size: 1.05rem; color: var(--ink); }
.note { color: var(--ink-2); font-size: .92rem; }
.small, small { font-size: .85rem; }
.empty { color: var(--ink-2); background: var(--surface); border: 1px dashed var(--line); padding: 16px; border-radius: var(--radius); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; margin: 14px 0; }
.card > h2:first-child, .card > h3:first-child { margin-top: 0; }
.grid2 { display: grid; gap: 0 16px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .grid2 { grid-template-columns: 1fr 1fr; } }
ul.plain { list-style: none; padding: 0; }
ul.plain > li { margin: 6px 0; }

/* ボタン */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 10px 22px; border-radius: 999px; border: 2px solid var(--accent); background: var(--accent); color: var(--accent-ink); font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; line-height: 1.4; text-align: center; }
.btn:hover { background: #224b49; color: #fff; }
.btn-secondary { background: var(--surface); color: var(--accent); }
.btn-secondary:hover { background: var(--accent-soft); color: var(--accent); }
.btn-strong { background: #1c3f3d; border-color: #1c3f3d; }
.btn-danger { background: var(--surface); color: var(--bad-ink); border-color: var(--bad-ink); }
.btn-danger:hover { background: var(--bad-bg); color: var(--bad-ink); }
.btn-small { min-height: 44px; padding: 6px 16px; font-size: .92rem; }
.btn[disabled], .btn:disabled { opacity: .55; cursor: not-allowed; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 20px 0; align-items: center; }
.inline-actions { margin: 8px 0; }
@media (max-width: 600px) { .actions .btn { width: 100%; } }

/* フォーム */
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.group { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 18px 4px; margin: 16px 0; }
.group > legend { font-family: var(--serif); font-weight: 600; font-size: 1.05rem; padding: 0 6px; }
.field { margin: 0 0 18px; }
.field > label, .field > legend { display: block; font-weight: 600; margin-bottom: 4px; }
.req, .opt { display: inline-block; font-size: .72rem; font-weight: 600; padding: 0 6px; margin-left: 8px; border-radius: 4px; vertical-align: 2px; }
.req { background: var(--bad-bg); color: var(--bad-ink); }
.opt { background: var(--muted-bg); color: var(--muted-ink); }
.hint { margin: 0 0 6px; font-size: .88rem; color: var(--ink-2); }
.err { margin: 0 0 6px; color: var(--bad-ink); font-weight: 600; font-size: .92rem; }
.err::before { content: "⚠ "; }
input[type=text], input[type=email], input[type=password], input[type=tel], input[type=number], input[type=date], input[type=month], input[type=url], input[type=search], select, textarea {
  width: 100%; font: inherit; font-size: 16px; padding: 10px 12px; min-height: 48px; border: 1.5px solid #8f8a80; border-radius: 8px; background: #fff; color: var(--ink);
}
input[type=file] { font: inherit; padding: 8px 0; max-width: 100%; }
textarea { min-height: 90px; }
.has-error input, .has-error select, .has-error textarea { border-color: var(--bad-ink); border-width: 2px; }
.radios { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.radio, .checkbox { display: inline-flex; align-items: flex-start; gap: 10px; cursor: pointer; padding: 8px 12px; border: 1.5px solid var(--line); border-radius: 8px; background: #fff; min-height: 48px; }
.radio input, .checkbox input { width: 22px; height: 22px; margin: 2px 0 0; flex: none; accent-color: var(--accent); }
.checkbox.line { display: flex; margin: 6px 0; }
.field.check .checkbox { display: flex; }
.form-grid { display: grid; gap: 0 16px; grid-template-columns: 1fr; align-items: end; }
@media (min-width: 700px) { .form-grid { grid-template-columns: repeat(2, 1fr); } .form-grid > .btn, .form-grid > .note { grid-column: 1 / -1; justify-self: start; } }

.error-summary { border: 2px solid var(--bad-ink); background: var(--bad-bg); color: var(--bad-ink); border-radius: var(--radius); padding: 12px 16px; margin: 14px 0; }
.error-summary h2 { font-size: 1rem; margin: 0 0 6px; font-family: var(--sans); }
.error-summary a { color: var(--bad-ink); font-weight: 600; }
.flash { border-radius: var(--radius); padding: 12px 16px; margin: 12px 0; border-left: 6px solid; }
.flash.ok { background: var(--ok-bg); color: var(--ok-ink); border-color: var(--ok-ink); }
.flash.ok::before { content: "✔ "; font-weight: 700; }
.flash.warn { background: var(--warn-bg); color: var(--warn-ink); border-color: var(--warn-ink); }
.flash a { color: inherit; font-weight: 600; }

/* 状態バッジ（色＋文字） */
.badge { display: inline-block; padding: 1px 9px; border-radius: 999px; font-size: .8rem; font-weight: 600; line-height: 1.7; white-space: nowrap; border: 1px solid transparent; }
.badge-ok { background: var(--ok-bg); color: var(--ok-ink); border-color: #b9dcc3; }
.badge-info { background: var(--info-bg); color: var(--info-ink); border-color: #bcd0e6; }
.badge-warn { background: var(--warn-bg); color: var(--warn-ink); border-color: #ecd09e; }
.badge-bad { background: var(--bad-bg); color: var(--bad-ink); border-color: #e9b9b4; }
.badge-muted { background: var(--muted-bg); color: var(--muted-ink); border-color: #d6d4cf; }
.status-row { display: flex; flex-wrap: wrap; gap: 8px 16px; margin: 0 0 12px; font-size: .9rem; }

/* 登録ステップ */
.progress { margin: 8px 0 18px; }
.progress-text { margin: 0 0 6px; color: var(--ink-2); font-size: .92rem; }
.progress progress { width: 100%; height: 10px; appearance: none; border: none; border-radius: 99px; background: #e4ded3; overflow: hidden; }
progress::-webkit-progress-bar { background: #e4ded3; border-radius: 99px; }
progress::-webkit-progress-value { background: var(--accent); border-radius: 99px; }
progress::-moz-progress-bar { background: var(--accent); border-radius: 99px; }
.clause { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 16px; margin: 14px 0; }
.clause summary, .review-list summary { cursor: pointer; font-weight: 600; min-height: 44px; display: flex; align-items: center; flex-wrap: wrap; gap: 4px 12px; }
.prose-pre { white-space: pre-wrap; word-break: break-word; font-size: .95rem; }
.doc-scroll { max-height: 340px; overflow: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.agreed { color: var(--ok-ink); background: var(--ok-bg); padding: 8px 12px; border-radius: 8px; }
.review-list { padding-left: 1.4em; }
.review-list > li { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 6px 14px; margin: 8px 0; }
.review-list .ttl { font-weight: 600; }
.review-list .when { font-weight: 400; font-size: .85rem; color: var(--ink-2); }
.hero { padding: 40px 0 20px; }
.eyebrow { letter-spacing: .2em; font-size: .8rem; color: var(--ink-2); text-transform: uppercase; margin: 0; }
.points li, .flow li { margin: 6px 0; }
.final-form { background: var(--surface); border: 2px solid var(--accent); border-radius: var(--radius); padding: 16px 18px; margin-top: 20px; }

/* 一覧・表 */
.kv { margin: 0; }
.kv > div { display: grid; grid-template-columns: 11em 1fr; gap: 8px; padding: 7px 0; border-bottom: 1px solid #ece8e1; }
.kv > div:last-child { border-bottom: 0; }
.kv dt { color: var(--ink-2); font-size: .92rem; }
.kv dd { margin: 0; word-break: break-word; }
@media (max-width: 520px) { .kv > div { grid-template-columns: 1fr; gap: 0; } }
.stats { list-style: none; padding: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.stats li { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; display: flex; flex-direction: column; gap: 2px; }
.stats .k { font-size: .88rem; color: var(--ink-2); }
.stats .v { font-family: var(--serif); font-size: 1.6rem; font-weight: 600; }
.stats .v small { font-size: .9rem; margin-left: 2px; }
.stats .d { font-size: .82rem; color: var(--ink-2); }
.quick { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
table.data { border-collapse: collapse; width: 100%; font-size: .9rem; }
table.data th, table.data td { padding: 9px 10px; border-bottom: 1px solid #ece8e1; text-align: left; vertical-align: top; }
table.data thead th { background: #f1ede6; font-weight: 600; white-space: nowrap; position: sticky; top: 0; }
table.data .num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.count { margin: 8px 0; color: var(--ink-2); }

.filters { display: grid; gap: 8px 12px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin: 0 0 14px; align-items: end; }
.filters label { display: block; font-size: .82rem; color: var(--ink-2); margin-bottom: 2px; }
.filters .f-wide { grid-column: span 2; }
.filters .f-actions { display: flex; gap: 8px; grid-column: 1 / -1; flex-wrap: wrap; }
.filters input, .filters select { min-height: 44px; padding: 6px 10px; }

/* カード表示（スマートフォン） */
.cards { list-style: none; padding: 0; margin: 0; display: none; }
.rcard { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin: 10px 0; }
.rcard-head { display: flex; justify-content: space-between; gap: 8px; text-decoration: none; min-height: 44px; align-items: center; }
.rcard-name { font-weight: 700; font-size: 1.05rem; color: var(--ink); }
.rcard-no { font-size: .85rem; }
.rcard-agent { margin: 0; font-size: .88rem; color: var(--ink-2); }
.rcard-kv { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 12px; margin: 6px 0; }
.rcard-kv dt { font-size: .78rem; color: var(--ink-2); }
.rcard-kv dd { margin: 0; font-size: .95rem; }
.rcard-badges { display: flex; flex-wrap: wrap; gap: 6px 12px; margin: 6px 0 0; font-size: .85rem; }
@media (max-width: 899px) {
  .cards { display: block; }
  .table-desktop { display: none; }
  .filters .f-wide { grid-column: 1 / -1; }
}

.month-list { list-style: none; padding: 0; }
.url-box { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; word-break: break-all; }
.copy-status { min-height: 1.5em; color: var(--ok-ink); }
.calc { background: var(--accent-soft); padding: 8px 12px; border-radius: 8px; }
.timeline { padding-left: 1.4em; }
.timeline time { color: var(--ink-2); font-size: .88rem; margin-right: 6px; }
.checklist { list-style: none; padding: 0; }
.checklist li { padding: 6px 0; border-bottom: 1px solid #ece8e1; }
.secret { font-size: 1.05rem; letter-spacing: .08em; background: var(--muted-bg); padding: 2px 6px; border-radius: 4px; }
.agreement + .agreement { border-top: 1px solid var(--line); padding-top: 8px; }

/* コピーボタン付きの項目 */
.copy-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.copy-val { font-variant-numeric: tabular-nums; font-size: 1.02rem; letter-spacing: .02em; }
.btn-copy { min-height: 36px; min-width: 64px; padding: 2px 12px; border: 1.5px solid var(--accent); background: var(--surface); color: var(--accent); border-radius: 999px; font: inherit; font-size: .85rem; font-weight: 600; cursor: pointer; }
.btn-copy:hover { background: var(--accent-soft); }
.ext { margin-left: 3px; font-size: .8em; }
a.badge { text-decoration: none; }