@charset "UTF-8";
html{scroll-padding-top:env(safe-area-inset-top,0px)}
img{max-width:100%}

/* Layout: 明るい地 × ミントのアクセント × Oswald 見出し。上から 表を作る（ツールバー＋グリッド＋入力オプション）→ コード → 使い方。上級者向けの機能はアコーディオンに格納 */
:root {
  color-scheme: light;
  --bg: #f4f7f6;
  --panel: #ffffff;
  --panel-2: #eaefed;
  --field: #ffffff;
  --line: #d5ddda;
  --fg: #232927;
  --fg-2: #4a524f;
  --muted: #6b7471;
  --accent: #00ffc8;
  --accent-text: #00876c;
  --accent-ink: #00241c;
  --accent-soft: rgba(0, 200, 160, 0.14);
  --sel-line: #2f6fdd;
  --sel-bg: rgba(47, 111, 221, 0.10);
  --th-cell: #def6ef;
  --th-ink: #0c4a3d;
  --badge-bg: #e3f3ee;
  --code-bg: #1f2422;
  --danger: #d13f3f;
  --focus: #232927;
  --font-display: "Oswald", "Zen Kaku Gothic New", "Hiragino Sans", sans-serif;
  --font-body: "Zen Kaku Gothic New", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { background: var(--bg); color: var(--fg); }
body {
  font-family: var(--font-body); font-size: 15px; line-height: 1.7;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  padding-block: 32px 48px;
}
.wrap { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 44px 32px; align-items: start; }
.site-head, .foot { grid-column: 1 / -1; }
body { margin: 0; }
.wrap > section { grid-column: 1; min-width: 0; }
.side { grid-column: 2; grid-row: 2 / span 2; position: sticky; top: 24px; max-height: calc(100vh - 48px); overflow: auto; display: flex; flex-direction: column; gap: 10px; }
.side .sec-title { margin-bottom: 4px; }
@media (max-width: 1080px) {
  .wrap { grid-template-columns: minmax(0, 1fr); }
  .side { grid-column: 1; grid-row: auto; position: static; max-height: none; }
}
.side-list { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.hw + .hw { border-top: 1px solid var(--line); }
.hw > summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 8px; padding: 13px 16px; font-weight: 700; font-size: 14px; }
.hw > summary::-webkit-details-marker { display: none; }
.hw > summary:hover { background: var(--accent-soft); }
.hw > summary em { font-style: normal; color: var(--accent-text); font-family: var(--font-display); }
.hw > summary::after { content: ""; margin-left: auto; width: 8px; height: 8px; border-right: 2px solid var(--accent-text); border-bottom: 2px solid var(--accent-text); transform: translateY(-2px) rotate(45deg); transition: transform .2s; flex: none; }
.hw[open] > summary::after { transform: translateY(2px) rotate(-135deg); }
.hw-body { padding: 0 16px 16px; }
.hw-body p, .hw-body li { font-size: 13px; color: var(--fg-2); margin: 0; }
.hw-body ul { margin: 0; padding-left: 1.2em; display: grid; gap: 4px; }
a { color: var(--accent-text); }

.site-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px 24px; }
.site-head h1 { margin: 0; font-family: var(--font-display); font-weight: 600; color: var(--accent-text); font-size: clamp(26px, 4vw, 36px); letter-spacing: 0.03em; line-height: 1.2; }
.site-head h1 small { font-size: 0.55em; color: var(--fg); margin-left: 0.4em; letter-spacing: 0.04em; }
.site-head .sub { display: block; margin-top: 6px; font: 700 15px/1.4 var(--font-body); color: var(--fg); letter-spacing: .04em; }
.site-head .sub::before { content: ""; display: inline-block; width: 18px; height: 3px; background: var(--accent); vertical-align: middle; margin-right: 8px; }

.sec-title { display: flex; align-items: baseline; gap: 12px; margin: 0 0 14px; }
.sec-title h2 { margin: 0; font-family: var(--font-display); font-weight: 600; font-size: 24px; letter-spacing: 0.04em; color: var(--accent-text); }
.sec-title span { font-size: 13px; color: var(--muted); }

.btn {
  appearance: none; border: 1px solid transparent; border-radius: 6px; cursor: pointer;
  background: var(--accent); color: var(--accent-ink);
  font: 700 13px/1.2 var(--font-body); padding: 9px 14px; letter-spacing: 0.02em;
  transition: filter .15s, transform .15s, background .15s;
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
}
.btn:hover { filter: brightness(0.92); transform: translateY(-1px); }
.btn:active { transform: none; }
.btn:focus-visible, select:focus-visible, input:focus-visible, textarea:focus-visible, .grid-scroll:focus-visible, .tab:focus-visible, summary:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.btn--ghost { background: var(--panel); color: var(--accent-text); border-color: var(--accent-text); }
.btn--ghost:hover { background: var(--accent-soft); filter: none; }
.btn--sub { background: var(--panel); color: var(--fg); border-color: var(--line); }
.btn--sub:hover { background: var(--panel-2); filter: none; }
.btn--text { background: transparent; color: var(--muted); border-color: transparent; padding: 6px 8px; font-weight: 500; }
.btn--text:hover { color: var(--danger); filter: none; transform: none; }
.btn--text.is-armed { color: #ffffff; background: var(--danger); }
.copy-row .btn { font-size: 16px; padding: 14px 24px; }
#btnReset { font-weight: 700; color: var(--fg); text-decoration: underline; text-underline-offset: 3px; }
#btnReset:hover { color: var(--danger); }
#btnReset.is-armed { color: #ffffff; text-decoration: none; }
.btn--lg { font-size: 15px; padding: 12px 20px; }
.btn small { font-weight: 500; font-family: var(--font-mono); font-size: 11px; opacity: .75; }
select, input[type="text"], textarea { background: var(--field); color: var(--fg); border: 1px solid var(--line); border-radius: 6px; font: 400 14px/1.5 var(--font-body); padding: 7px 10px; min-width: 0; }
textarea { resize: vertical; width: 100%; min-height: 130px; font-family: var(--font-mono); font-size: 13px; }
input[type="color"] { width: 40px; height: 34px; border: 1px solid var(--line); border-radius: 6px; background: var(--field); padding: 2px; cursor: pointer; }
label.chk { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; cursor: pointer; }
label.chk input { accent-color: var(--accent-text); width: 16px; height: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field > span { font-size: 12px; color: var(--muted); }
.hint { font-size: 12px; color: var(--muted); margin: 0; }
kbd { font: 600 11px/1 var(--font-mono); background: var(--panel); border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px; padding: 2px 5px; color: var(--fg); }

.guide { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 0 0 16px; padding: 0; list-style: none; font-size: 14px; color: var(--fg-2); }
.guide li { display: flex; align-items: center; gap: 8px; }
.guide b { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font: 600 12px/1 var(--font-display); }

.toolbar { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px 0; background: var(--panel); border: 1px solid var(--line); border-bottom: 0; border-radius: 10px 10px 0 0; padding: 12px 14px; }
.tool-group { display: flex; flex-direction: column; gap: 5px; padding-right: 16px; margin-right: 16px; border-right: 1px solid var(--line); }
.tool-group:last-child { border-right: 0; margin-right: 0; padding-right: 0; margin-left: auto; }
.tool-group > span { font-size: 11px; color: var(--muted); letter-spacing: 0.04em; }
.tool-group > div { display: flex; flex-wrap: wrap; gap: 6px; }
@media (max-width: 640px) { .tool-group { border-right: 0; margin-right: 0; padding-right: 12px; } .tool-group:last-child { margin-left: 0; } }

.grid-scroll { overflow: auto; max-height: 70vh; background: var(--panel-2); padding: 16px; border: 1px solid var(--line); border-radius: 0 0 10px 10px; }
#grid { border-collapse: separate; border-spacing: 0; user-select: none; -webkit-user-select: none; }
#grid .cell {
  position: relative; min-width: 120px; max-width: 280px; padding: 12px 14px;
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: var(--panel); color: var(--fg); text-align: left; vertical-align: top;
  font: 400 14px/1.6 var(--font-body); cursor: cell; white-space: pre-wrap; word-break: break-word; touch-action: none;
}
#grid th.cell { background: var(--th-cell); color: var(--th-ink); font-weight: 700; }
#grid .cell.is-sel { background-image: linear-gradient(var(--sel-bg), var(--sel-bg)); }
#grid .cell.is-sel::before { content: ""; position: absolute; inset: 0; pointer-events: none; box-shadow: inset 0 0 0 1px var(--sel-line); }
#grid .cell.is-focus::before { box-shadow: inset 0 0 0 2px var(--sel-line); }
#grid .cell.is-editing { cursor: text; }
#grid .cell.is-editing::before { box-shadow: inset 0 0 0 2px var(--fg); }
.txt { display: block; min-height: 1.6em; outline: none; }
.is-focus:not(.is-editing) .txt:empty::before { content: "ダブルクリックで入力"; color: var(--muted); font-weight: 400; font-size: 12px; }
.is-editing .txt { user-select: text; -webkit-user-select: text; }
.badges { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 4px; pointer-events: none; }
.badge { font: 600 10px/1.4 var(--font-mono); padding: 1px 5px; border-radius: 3px; background: var(--badge-bg); color: var(--accent-text); }
#grid .hd { background: transparent; color: var(--muted); font: 500 12px/1 var(--font-display); letter-spacing: .06em; text-align: center; padding: 6px 8px; cursor: pointer; }
#grid .hd:hover { color: var(--accent-text); }
#grid .hd.is-on { color: var(--accent-text); font-weight: 600; }
#grid tbody tr:first-child > .cell { border-top: 1px solid var(--line); }
#grid tbody .cell[data-c="0"] { border-left: 1px solid var(--line); }
.status { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 6px 16px; font-size: 12px; color: var(--muted); margin-top: 8px; }
.status b { color: var(--fg); font-family: var(--font-mono); font-weight: 600; }
.legend { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.legend i { display: inline-block; width: 12px; height: 12px; border-radius: 2px; vertical-align: -1px; margin-right: 4px; border: 1px solid var(--line); }

details.acc { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; margin-top: 16px; }
details.acc > summary { list-style: none; cursor: pointer; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; padding: 14px 18px; font-weight: 700; font-size: 14px; border-radius: 10px; }
details.acc > summary::-webkit-details-marker { display: none; }
details.acc > summary:hover { background: var(--accent-soft); }
details.acc > summary .tag { font: 600 12px/1 var(--font-display); letter-spacing: .08em; padding: 5px 9px; border-radius: 4px; background: var(--accent-soft); color: var(--accent-text); }
.acc-toggle { margin-left: auto; display: inline-flex; align-items: center; gap: 10px; font-size: 12px; font-weight: 700; color: var(--accent-text); }
.acc-toggle::after { content: ""; width: 9px; height: 9px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: translateY(-2px) rotate(45deg); transition: transform .2s; }
details.acc[open] .acc-toggle::after { transform: translateY(2px) rotate(-135deg); }
details.acc[open] .when-closed, details.acc:not([open]) .when-open { display: none; }
.steps { margin: 0; padding-left: 1.3em; display: grid; gap: 2px; font-size: 13px; color: var(--fg-2); }
details.acc > summary small { font-weight: 400; color: var(--muted); font-size: 12px; }
.acc-body { padding: 4px 18px 20px; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.acc-body h3 { margin: 0; font-size: 14px; }
.acc-body > div { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.out-opts { padding: 4px 18px 20px; display: flex; flex-wrap: wrap; gap: 14px 24px; align-items: center; }
.out-opts .field { flex-direction: row; align-items: center; gap: 8px; }
.out-opts input[type="text"] { width: 160px; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tab { appearance: none; border: 0; background: transparent; color: var(--muted); cursor: pointer; font: 600 14px/1 var(--font-display); letter-spacing: .06em; padding: 12px 16px; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab[aria-selected="true"] { color: var(--accent-text); border-bottom-color: var(--accent-text); }
pre.code { margin: 0; background: var(--code-bg); color: #d7dcda; border-radius: 0 0 8px 8px; padding: 18px 20px; overflow: auto; max-height: 420px; font: 400 13px/1.7 var(--font-mono); tab-size: 2; }
.t-tag { color: #00ffc8; } .t-p { color: #6f8f88; } .t-attr { color: #ffd479; } .t-str { color: #ffa7c4; } .t-sel { color: #00ffc8; } .t-com { color: #7a807e; }
.preview-host { background: #ffffff; border: 1px solid var(--line); border-top: 0; border-radius: 0 0 8px 8px; padding: 20px; overflow: auto; }
.copy-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 14px; }
.scope-opt { margin-left: 8px; color: var(--fg-2); }
@media (max-width: 640px) { .scope-opt { margin-left: 0; } }

.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%) translateY(20px); background: var(--fg); color: #ffffff; font-weight: 700; font-size: 14px; padding: 10px 18px; border-radius: 6px; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 60; max-width: calc(100% - 32px); }
.toast.is-on { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.is-warn { background: var(--danger); }

.howto { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.howto .card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px; }
.howto h3 { margin: 0 0 6px; font-size: 15px; }
.howto h3 em { font-style: normal; color: var(--accent-text); font-family: var(--font-display); margin-right: 6px; }
.howto p, .howto li { font-size: 13px; color: var(--fg-2); margin: 0; }
.howto ul { margin: 0; padding-left: 1.2em; display: grid; gap: 4px; }
.foot { text-align: center; font-size: 12px; color: var(--muted); }
.changelog { grid-column: 1 / -1; width: 100%; max-width: 720px; margin: 0 auto; }
.changelog h2 { margin: 0 0 10px; font-size: 14px; color: var(--fg-2); }
.changelog ul { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.changelog li { display: grid; grid-template-columns: 90px 64px minmax(0, 1fr); gap: 4px 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 13px; color: var(--fg-2); }
.changelog time { font-family: var(--font-mono); font-size: 12px; font-variant-numeric: tabular-nums; color: var(--muted); }
.changelog b { font-family: var(--font-display); font-weight: 600; letter-spacing: .04em; color: var(--accent-text); }
@media (max-width: 480px) { .changelog li { grid-template-columns: auto auto; } .changelog li span { grid-column: 1 / -1; } }
#footVersion:not(:empty)::after { content: "／"; margin: 0 .5em; }
.share { grid-column: 1 / -1; display: flex; flex-direction: column; align-items: center; gap: 12px; padding-top: 28px; border-top: 1px solid var(--line); }
.share > span { font-size: 13px; font-weight: 700; color: var(--fg-2); }
.share-btns { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.share-btn { appearance: none; cursor: pointer; text-decoration: none; background: var(--panel); color: var(--fg); border: 1px solid var(--line); border-radius: 6px; padding: 10px 16px; font: 700 13px/1.2 var(--font-body); transition: background .15s, border-color .15s; }
.share-btn:hover { background: var(--accent-soft); border-color: var(--accent-text); }
.share-btn:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
[hidden] { display: none !important; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }