/* Pong Wars — レイアウト（mockup/layout.html を基に整理） */

:root{
  --day:#D9E8E3; --night:#114C5A;
  --ball-day:#114C5A; --ball-night:#F1F6F4;
  --ink:#0d1b20; --ink-sub:#5b6f76; --line:rgba(17,76,90,.14);
  --card:#ffffff; --radius:16px; --gap:12px; --pad:16px;
  --maxw:440px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Noto Sans JP",system-ui,sans-serif;
  color:var(--ink);
  background:linear-gradient(160deg,#0b3742 0%,#114C5A 35%,#7fb3ac 75%,#D9E8E3 100%);
  background-attachment:fixed;
  display:flex; justify-content:center;
  -webkit-font-smoothing:antialiased;
}
.shell{
  width:100%; max-width:var(--maxw); min-height:100%;
  padding:14px var(--pad) calc(28px + env(safe-area-inset-bottom));
  display:flex; flex-direction:column; gap:var(--gap);
}
/* flex column 内で子が潰れないようにする（.board で実際に踏んだ） */
.shell > *{flex:0 0 auto}

/* ── ヘッダ：タイトル＋操作 ── */
.topbar{display:flex;align-items:center;gap:10px}
.title{font-size:15px;font-weight:700;color:#eaf4f1;letter-spacing:.02em;flex:1}
.iconbtn{
  width:44px;height:44px;border:0;border-radius:12px;background:rgba(255,255,255,.16);
  color:#eaf4f1;font-size:19px;font-family:inherit;line-height:1;
  display:grid;place-items:center;cursor:pointer;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.iconbtn:active{background:rgba(255,255,255,.28)}
.iconbtn svg{width:22px;height:22px;display:block}

/* ── スコアカード ── */
.scorecard{
  background:var(--card);border-radius:var(--radius);padding:12px 14px;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;
  box-shadow:0 6px 20px rgba(6,40,48,.18);
}
.side{display:flex;flex-direction:column;gap:3px}
.side.r{align-items:flex-end}
.side .lbl{font-size:11px;color:var(--ink-sub);display:flex;align-items:center;gap:5px;font-weight:600}
.dot{width:9px;height:9px;border-radius:50%;display:inline-block;flex:none}
.side .num{font-size:27px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1}
.timer{
  text-align:center;font-variant-numeric:tabular-nums;font-size:15px;font-weight:600;
  color:var(--ink-sub);padding:0 4px;
}
.timer small{display:block;font-size:10px;font-weight:600;letter-spacing:.06em;opacity:.7}
.bar{grid-column:1/-1;height:6px;border-radius:3px;overflow:hidden;display:flex;margin-top:2px}
.bar > i{display:block;flex:1}

/* ── 盤面 ── */
.board{
  position:relative;width:100%;aspect-ratio:1/1;border-radius:var(--radius);overflow:hidden;
  box-shadow:0 10px 30px rgba(6,40,48,.28);
  flex:0 0 auto;
}
.board canvas{
  width:100%;height:100%;display:block;
  /* 介入モードの ON/OFF に応じて app.js が動的に切り替える */
  touch-action:auto;
}
.pausedBadge{
  position:absolute;top:10px;left:50%;transform:translateX(-50%);
  background:rgba(4,26,32,.72);color:#eaf4f1;font-size:11px;font-weight:700;letter-spacing:.04em;
  padding:6px 12px;border-radius:999px;pointer-events:none;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.pausedBadge[hidden]{display:none}

/* ── 介入モード ── */
.interv{
  background:var(--card);border-radius:var(--radius);padding:10px 12px;
  display:flex;flex-direction:column;gap:10px;box-shadow:0 6px 20px rgba(6,40,48,.14);
}
.row{display:flex;align-items:center;gap:10px;min-height:44px}
.row .cap{font-size:13px;font-weight:700;flex:1}
.row .cap em{display:block;font-style:normal;font-size:11px;font-weight:500;color:var(--ink-sub);margin-top:2px}

/* スイッチ（本物の checkbox を見た目だけスイッチにする） */
.switch{
  -webkit-appearance:none;appearance:none;
  width:52px;height:31px;border-radius:16px;background:rgba(17,76,90,.22);
  position:relative;flex:none;cursor:pointer;border:0;margin:0;
  transition:background .2s ease;
}
/* タップ標的を 52×45px まで広げる（見た目は 31px のまま） */
.switch::before{content:"";position:absolute;left:0;right:0;top:-7px;bottom:-7px}
.switch::after{
  content:"";position:absolute;top:2px;left:2px;width:27px;height:27px;border-radius:50%;
  background:#fff;box-shadow:0 2px 5px rgba(0,0,0,.25);transition:left .2s ease;
}
.switch:checked{background:var(--night)}
.switch:checked::after{left:23px}
.switch:focus-visible{outline:2px solid var(--night);outline-offset:3px}

/* 塗る陣営 */
.teamsel{display:flex;gap:4px;flex:none}
.tm{
  width:44px;height:44px;border:0;padding:0;background:transparent;cursor:pointer;
  display:grid;place-items:center;
}
.tm i{width:34px;height:34px;border-radius:10px;border:2px solid transparent;display:block}
.tm.on i{border-color:var(--night);box-shadow:0 0 0 2px #fff inset}
.tm:focus-visible{outline:2px solid var(--night);outline-offset:-2px;border-radius:12px}

/* ── カード（グラフ・統計） ── */
.card{background:var(--card);border-radius:var(--radius);padding:12px 14px;box-shadow:0 6px 20px rgba(6,40,48,.14)}
.card h2{font-size:12px;font-weight:700;letter-spacing:.03em;display:flex;align-items:center;gap:6px}
.card h2 .sub{font-weight:500;color:var(--ink-sub);font-size:11px}
.card h2 .spacer{flex:1}
.chart{width:100%;height:118px;display:block;margin-top:8px}
.axis{display:flex;justify-content:space-between;font-size:10px;color:var(--ink-sub);margin-top:3px;font-variant-numeric:tabular-nums}

/* セグメント切替 */
.seg{display:flex;background:rgba(17,76,90,.08);border-radius:10px;padding:3px;gap:3px;flex:none}
.seg button{
  border:0;background:transparent;font:inherit;font-size:12px;font-weight:600;color:var(--ink-sub);
  padding:0 11px;height:32px;border-radius:8px;cursor:pointer;min-width:40px;position:relative;
}
.seg button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.14)}
.seg.tiny{padding:2px}
.seg.tiny button{height:26px;font-size:11px}
/* 見た目は小さいままタップ標的だけ 44px 高に広げる */
.seg.tiny button::after{content:"";position:absolute;left:0;right:0;top:50%;height:44px;transform:translateY(-50%)}

/* ── 統計 ── */
.stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border-radius:12px;overflow:hidden;margin-top:10px}
.stat{background:#fff;padding:9px 11px}
.stat .k{font-size:10.5px;color:var(--ink-sub);font-weight:600}
.stat .v{font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;margin-top:1px}
.stat .v small{font-size:11px;font-weight:600;color:var(--ink-sub);margin-left:2px}

footer{font-size:10.5px;color:rgba(13,27,32,.55);text-align:center;line-height:1.7;padding-top:4px}
footer a{color:rgba(13,27,32,.8)}

/* ── 設定シート ── */
.scrim{position:fixed;inset:0;background:rgba(4,26,32,.45);display:none}
.sheet{
  position:fixed;left:0;right:0;bottom:0;margin:0 auto;max-width:var(--maxw);
  background:#f6faf9;border-radius:22px 22px 0 0;padding:10px 16px calc(20px + env(safe-area-inset-bottom));
  box-shadow:0 -8px 34px rgba(6,40,48,.3);display:none;
  max-height:calc(100vh - 24px);
  max-height:calc(100dvh - 24px);
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
}
body.sheet-open .scrim{display:block;animation:scrimIn .28s ease}
body.sheet-open .sheet{display:block;animation:sheetUp .28s cubic-bezier(.32,.72,0,1)}
@keyframes scrimIn{from{opacity:0}to{opacity:1}}
@keyframes sheetUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
@media (prefers-reduced-motion:reduce){
  body.sheet-open .scrim,body.sheet-open .sheet{animation:none}
  .switch,.switch::after{transition:none}
}
.grab{width:38px;height:5px;border-radius:3px;background:rgba(17,76,90,.22);margin:0 auto 12px}
.sheetHead{display:flex;align-items:center;gap:8px;margin-bottom:12px;position:sticky;top:0;background:#f6faf9;z-index:1}
.sheet h3{font-size:15px;font-weight:700;flex:1}
.sheetClose{
  width:36px;height:36px;border:0;border-radius:10px;background:rgba(17,76,90,.08);color:var(--night);
  display:grid;place-items:center;cursor:pointer;flex:none;
}
.sheetClose svg{width:18px;height:18px;display:block}
.sheetClose:active{background:rgba(17,76,90,.16)}
.sheetClose:focus-visible{outline:2px solid var(--night);outline-offset:2px}
.field{padding:11px 0;border-top:1px solid var(--line)}
.field:first-of-type{border-top:0}
.field .fh{display:flex;align-items:baseline;gap:8px;font-size:13px;font-weight:600}
.field .fh .dot{align-self:center}
.field .fh label{cursor:pointer}
.field .fh .val{margin-left:auto;font-variant-numeric:tabular-nums;color:var(--night);font-weight:700}
.field .hint{font-size:11px;color:var(--ink-sub);margin-top:3px;line-height:1.5}

/* スライダー（本物の input[type=range]） */
.slider{position:relative;height:44px;display:flex;align-items:center}
.slider input[type=range]{
  -webkit-appearance:none;appearance:none;
  width:100%;height:44px;margin:0;background:transparent;cursor:pointer;display:block;
}
.slider input[type=range]::-webkit-slider-runnable-track{
  height:4px;border-radius:2px;
  background:linear-gradient(to right,var(--night) 0 var(--fill,50%),rgba(17,76,90,.16) var(--fill,50%) 100%);
}
.slider input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;
  width:24px;height:24px;border-radius:50%;background:#fff;border:0;
  box-shadow:0 2px 7px rgba(0,0,0,.28);margin-top:-10px;
}
.slider input[type=range]::-moz-range-track{height:4px;border-radius:2px;background:rgba(17,76,90,.16)}
.slider input[type=range]::-moz-range-progress{height:4px;border-radius:2px;background:var(--night)}
.slider input[type=range]::-moz-range-thumb{
  width:24px;height:24px;border-radius:50%;background:#fff;border:0;
  box-shadow:0 2px 7px rgba(0,0,0,.28);
}
.slider input[type=range]:focus-visible{outline:2px solid var(--night);outline-offset:2px;border-radius:8px}

/* ── ボールの数 ── */
.ballcount{display:flex;align-items:center;gap:10px;flex:none}
.ballBtn{
  width:36px;height:36px;border:0;border-radius:10px;background:rgba(17,76,90,.08);
  color:var(--night);font:inherit;font-size:18px;font-weight:700;line-height:1;cursor:pointer;
  display:grid;place-items:center;
}
.ballBtn:active{background:rgba(17,76,90,.16)}
.ballBtn:disabled{opacity:.35;cursor:default}
.ballBtn:focus-visible{outline:2px solid var(--night);outline-offset:2px}
.ballcountVal{min-width:18px;text-align:center;font-variant-numeric:tabular-nums;font-weight:700;font-size:15px}

/* ── 色の自動ペア生成 ── */
.colorgen{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.colorsel{
  flex:1;height:40px;border:1px solid var(--line);border-radius:10px;padding:0 10px;
  font:inherit;font-size:13px;color:var(--ink);background:#fff;cursor:pointer;
}
.colorsel:focus-visible{outline:2px solid var(--night);outline-offset:2px}
.btnrow{display:flex;gap:8px}
.btnfull{
  flex:1;height:44px;border:0;border-radius:12px;font:inherit;font-size:13px;font-weight:700;
  cursor:pointer;background:var(--night);color:#fff;
}
.btnfull.ghost{background:rgba(17,76,90,.10);color:var(--night)}
.btnfull:active{opacity:.75}
.btnfull:focus-visible{outline:2px solid var(--night);outline-offset:2px}
.colorgen .hint.err{color:#b3261e}

/* ── 色を直接指定する ── */
.colorpick summary{
  font-size:13px;font-weight:600;color:var(--ink);cursor:pointer;
  list-style:none;display:flex;align-items:center;gap:6px;min-height:22px;
  -webkit-tap-highlight-color:transparent;
}
.colorpick summary::-webkit-details-marker{display:none}
.colorpick summary::before{
  content:"";width:0;height:0;flex:none;
  border-style:solid;border-width:5px 0 5px 7px;
  border-color:transparent transparent transparent var(--ink-sub);
  transition:transform .15s ease;
}
.colorpick[open] summary::before{transform:rotate(90deg)}
.colorpickBody{display:flex;flex-direction:column;gap:6px;margin-top:10px}
.colorpickBody .row{gap:10px}
.colorpickBody .cap{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;flex:1;cursor:pointer}
.colorpickBody input[type=color]{
  width:44px;height:44px;border:0;border-radius:10px;padding:0;background:none;cursor:pointer;flex:none;
}
.colorpickBody input[type=color]::-webkit-color-swatch-wrapper{padding:0}
.colorpickBody input[type=color]::-webkit-color-swatch{border:1px solid var(--line);border-radius:10px}
.colorpickBody input[type=color]::-moz-color-swatch{border:1px solid var(--line);border-radius:10px}
.colorpickBody input[type=color]:focus-visible{outline:2px solid var(--night);outline-offset:2px}
.colorpickBody .hint.err{color:#b3261e}