/* まわルーレット — 「昼の縁日」：生成り地 × 墨紺 × すみれ（設計 §0-18）
   色はホイールにだけ集める。すみれは1画面1〜2箇所（回すボタン・フォーカス）。
   Web フォント不使用。構造は固定して CLS 0（結果枠・演出バッジ行・広告枠は先に場所を持つ）。 */
:root{
  --paper:#FAF6EE;--paper-2:#FFFFFF;--paper-3:#F1EADC;
  --ink:#1E2140;--ink-2:#45486A;--mute:#5E6180;
  --line:#E2D9C6;--line-2:#EDE6D6;
  --violet:#6C4CF1;--violet-ink:#4B2FD0;--violet-soft:#ECE7FE;
  --r:14px;--r-sm:10px;
  --shadow:0 0 0 1px rgba(30,33,64,.06),0 1px 2px -1px rgba(30,33,64,.10),0 4px 14px -6px rgba(30,33,64,.14);
  --shadow-lift:0 0 0 1px rgba(30,33,64,.06),0 2px 4px -2px rgba(30,33,64,.12),0 14px 30px -12px rgba(30,33,64,.30);
  --font:system-ui,-apple-system,"Segoe UI","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic UI",Meiryo,sans-serif;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.7 var(--font);overflow-x:hidden}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--violet);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:8px;top:-60px;background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px;z-index:10;text-decoration:none}
.skip:focus{top:8px}
.sr{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
code,.num,.count{font-variant-numeric:tabular-nums}
[hidden]{display:none!important}

/* ---- 骨格 ---- */
.app{max-width:1180px;margin:0 auto;padding:10px 16px 8px;display:grid;grid-template-columns:minmax(0,1fr);gap:8px}
.bar{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:52px}
.logo{margin:0;font-size:1.25rem;line-height:1.2;font-weight:800;letter-spacing:.02em;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.logo-mark{width:26px;height:26px;border-radius:50%;flex:none;background:conic-gradient(hsl(0 55% 62%) 0 45deg,hsl(45 55% 62%) 0 90deg,hsl(90 55% 62%) 0 135deg,hsl(135 55% 62%) 0 180deg,hsl(180 55% 62%) 0 225deg,hsl(225 55% 62%) 0 270deg,hsl(270 55% 62%) 0 315deg,hsl(315 55% 62%) 0 360deg);box-shadow:0 0 0 2px var(--ink)}
.logo-sub{font-size:.75rem;font-weight:600;color:var(--mute);letter-spacing:.08em}
.bar-actions{display:flex;gap:6px}

/* ---- ボタン ---- */
.btn{min-height:44px;min-width:44px;padding:8px 14px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--paper-2);color:var(--ink);font-weight:700;cursor:pointer;white-space:nowrap;box-shadow:var(--shadow);transition:transform .12s ease,box-shadow .12s ease}
.btn:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;box-shadow:none}
.btn-icon{display:inline-grid;place-items:center;padding:0;width:44px}
.btn-sub{font-weight:600}
.btn-primary{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-danger{border-color:#B3261E;color:#8C1D18}

/* ---- ステージ（①〜④） ---- */
.stage{display:flex;flex-direction:column;align-items:center;gap:10px;min-width:0}
.badge-row{height:30px;display:flex;align-items:flex-end;justify-content:center;width:100%}
.rig-badge{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 14px;border-radius:999px;background:var(--ink);color:#fff;font-weight:800;font-size:.9rem;letter-spacing:.2em;border:2px dashed #FFD34D}
.wheel-box{position:relative;width:min(92vw,640px);aspect-ratio:1/1;contain:layout}
#wheel{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:manipulation}
.pointer{position:absolute;left:50%;top:-4px;width:34px;height:40px;margin-left:-17px;background:var(--ink);clip-path:polygon(0 0,100% 0,50% 100%);transform-origin:50% 12%;filter:drop-shadow(0 2px 2px rgba(30,33,64,.35));will-change:transform}
.pointer::after{content:"";position:absolute;left:12px;top:6px;width:10px;height:10px;border-radius:50%;background:var(--paper)}
.btn-fs{position:absolute;right:0;top:0;min-height:44px;padding:6px 12px;font-size:.85rem}
.btn-fs[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}
.spin{width:min(92vw,640px);height:56px;border:0;border-radius:var(--r);background:var(--violet);color:#fff;font-size:1.25rem;font-weight:800;letter-spacing:.3em;cursor:pointer;box-shadow:0 1px 0 rgba(255,255,255,.25) inset,0 2px 4px -2px rgba(40,20,120,.5),0 12px 24px -10px rgba(76,47,208,.65);transition:transform .1s ease,filter .1s ease;touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.spin:active{transform:scale(.985);filter:brightness(.95)}
.spin[aria-disabled="true"]{filter:saturate(.7) brightness(.95);cursor:progress}
.result{width:min(92vw,640px);display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:64px 48px;gap:6px}
.result-label{margin:0;height:64px;display:flex;align-items:center;justify-content:center;gap:8px;text-align:center;font-size:1.35rem;font-weight:800;line-height:1.25;text-wrap:balance;overflow:hidden;border-radius:var(--r);background:var(--paper-2);box-shadow:var(--shadow);padding:0 12px;transform:translateY(0);transition:transform .28s cubic-bezier(.2,.9,.3,1.2),opacity .2s ease}
.result-label:empty{box-shadow:none;background:var(--paper-3)}
.result-label:empty::before{content:"「回す」を押すと、ここに結果が出ます";font-size:.9rem;font-weight:600;color:var(--mute)}
.result-label.enter{transform:translateY(10px);opacity:.2;transition:none}
.result-label .txt.long{font-size:.95rem}
.result-label .txt.xlong{font-size:.8rem}
.result-label .txt.xxlong{font-size:.7rem}
.result-label .txt{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word}
.result-label .mark{flex:none;font-size:.8rem;letter-spacing:.15em;padding:2px 8px;border-radius:999px;background:var(--ink);color:#fff;border:2px dashed #FFD34D}
.result-actions{display:flex;justify-content:center;gap:8px;visibility:hidden}
.result-actions.on{visibility:visible}

/* ---- 入力パネル ---- */
.panel{display:flex;flex-direction:column;gap:12px;min-width:0}
.field{display:flex;flex-direction:column;gap:6px}
.field-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px;font-weight:700}
.count{color:var(--mute);font-weight:600;font-size:.9rem}
textarea{width:100%;min-height:200px;resize:vertical;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper-2);line-height:1.6}
.note{margin:0;min-height:1.6em;font-size:.88rem;color:var(--mute)}
.note.warn{color:#9A2A12;font-weight:700}
.dup{display:flex;flex-wrap:wrap;align-items:center;gap:8px;overflow-wrap:anywhere;padding:8px 10px;border-radius:var(--r-sm);background:#FFF4D6;font-size:.92rem}
.field-actions{display:flex;flex-wrap:wrap;gap:8px}
.hint{margin:0;font-size:.88rem;color:var(--mute)}
.legend{margin:0;padding:8px 12px 8px 2.6em;columns:2;column-gap:20px;font-size:.88rem;background:var(--paper-2);border-radius:var(--r-sm);box-shadow:var(--shadow)}
.legend li{break-inside:avoid;overflow-wrap:anywhere}

.tabs{display:flex;gap:4px;border-bottom:2px solid var(--line)}
.tabs [role=tab]{min-height:44px;padding:8px 16px;border:0;background:transparent;font-weight:700;color:var(--mute);border-bottom:3px solid transparent;margin-bottom:-2px;cursor:pointer}
.tabs [role=tab][aria-selected=true]{color:var(--ink);border-bottom-color:var(--ink)}
.tabpanel{display:flex;flex-direction:column;gap:10px;height:360px;overflow:auto;overscroll-behavior:contain;padding:2px}
.rows{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
.rows li{display:grid;grid-template-columns:14px minmax(0,1fr) minmax(90px,38%) 3.6em 44px;align-items:center;gap:8px;min-height:44px;padding:0 0 0 8px;background:var(--paper-2);border-radius:var(--r-sm)}
.rows .sw{width:14px;height:14px;border-radius:4px;box-shadow:0 0 0 1px rgba(30,33,64,.25)}
.rows .lbl{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rows input[type=range]{width:100%;height:44px;accent-color:var(--ink);margin:0}
.rows .pct{text-align:right;font-variant-numeric:tabular-nums;font-size:.88rem;color:var(--ink-2)}
.rows .del{min-height:44px;width:44px;border:0;background:transparent;font-size:1.2rem;cursor:pointer;color:var(--ink-2);border-radius:var(--r-sm)}
.chips{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.chips li{max-width:100%;overflow-wrap:anywhere;padding:4px 10px;border-radius:999px;background:var(--paper-3);text-decoration:line-through;color:var(--ink-2);font-size:.9rem}
.history{margin:0;padding:0 0 0 2.2em;font-size:.92rem}
.history li{overflow-wrap:anywhere;padding:4px 0;border-bottom:1px solid var(--line-2)}
.history time{color:var(--mute);font-variant-numeric:tabular-nums;margin-right:8px}
.history .mark{margin-left:6px;font-size:.75rem;padding:1px 6px;border-radius:999px;background:var(--ink);color:#fff}

.switch{display:flex;align-items:center;gap:10px;min-height:44px;cursor:pointer;font-weight:600}
.switch input{width:22px;height:22px;accent-color:var(--ink);margin:0}

/* ---- 公平性 ---- */
.fair{font-size:.85rem;color:var(--ink-2);border-top:1px dashed var(--line);padding-top:8px}
.fair p{margin:0}
.fair code{font-size:.95em;background:var(--paper-3);padding:1px 6px;border-radius:6px}
.fair-rig{font-weight:800;color:var(--ink)}
.fair details{margin-top:4px}
.fair summary{cursor:pointer;min-height:44px;min-width:44px;padding-right:4px;display:inline-flex;align-items:center;font-weight:700;color:var(--ink)}

/* ---- 広告枠（空なら高さ 0／ホイール・回す・結果から 24px 以上離す） ---- */
.ad{max-width:1180px;margin:32px auto 0;padding:0 16px}
.ad:empty:not(.on){display:none}
.ad.on{min-height:280px}

/* ---- 本文 ---- */
.doc{max-width:760px;margin:40px auto 0;padding:0 16px}
.doc h2{font-size:1.3rem;margin:36px 0 12px;padding-bottom:6px;border-bottom:2px solid var(--ink);text-wrap:balance}
.doc h3{font-size:1.05rem;margin:22px 0 6px;text-wrap:balance}
.doc p{margin:0 0 12px;text-wrap:pretty}
.faq dt{font-weight:800;margin-top:18px}
.faq dd{margin:6px 0 0}
.foot{max-width:1180px;margin:48px auto 0;padding:20px 16px 32px;border-top:1px solid var(--line);color:var(--mute);font-size:.85rem;text-align:center}
.foot p{margin:0}

/* ---- ダイアログ ---- */
dialog{border:0;padding:0;border-radius:18px;background:var(--paper);color:var(--ink);width:min(560px,calc(100vw - 24px));max-height:calc(100dvh - 24px);box-shadow:var(--shadow-lift)}
dialog::backdrop{background:rgba(30,33,64,.45)}
.sheet{display:flex;flex-direction:column;gap:12px;padding:18px 18px 16px}
.sheet h2{margin:0;font-size:1.15rem}
.sheet fieldset{border:1px solid var(--line);border-radius:var(--r-sm);padding:8px 12px 12px;margin:0;display:flex;flex-direction:column;gap:6px}
.sheet legend{font-weight:800;padding:0 4px}
.sheet .stack{font-weight:600}
.sheet select{min-height:44px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper-2);padding:0 10px;width:100%}
.sheet-close{align-self:stretch}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg label{flex:1 1 0;min-width:84px}
.seg input{position:absolute;opacity:0;width:1px;height:1px}
.seg span{display:flex;align-items:center;justify-content:center;min-height:44px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper-2);font-weight:700;cursor:pointer}
.seg input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}
.seg input:focus-visible+span{outline:3px solid var(--violet);outline-offset:2px}
.tpl-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.tpl-grid .btn{text-align:left;font-weight:700}
.confirm{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:10px;border-radius:var(--r-sm);background:#FFF4D6}
.confirm p{margin:0;flex:1 1 100%}

/* ---- PC（≥900px）：左 58% ホイール／右 42% 入力 ---- */
@media (min-width:900px){
  .app{grid-template-columns:minmax(0,58fr) minmax(0,42fr);column-gap:28px;align-items:start}
  .bar{grid-column:1/-1}
  .stage{grid-column:1;grid-row:2/span 2}
  .panel{grid-column:2;grid-row:2}
  .fair{grid-column:2;grid-row:3}
  /* 画面の高さでも抑える（回す・結果・もう一回が1画面に収まる） */
  .wheel-box,.spin,.result{width:min(100%,640px,max(360px,calc(100vh - 300px)))}
  .tpl-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}

/* ---- 全画面（プロジェクター・教室）：①〜④だけ ---- */
.app:fullscreen{background:var(--paper);max-width:none;width:100vw;height:100vh;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:safe center;gap:8px;padding:12px}
.app:fullscreen .panel,.app:fullscreen .fair,.app:fullscreen .lp-head{display:none}
.app:fullscreen .bar{width:100%;max-width:none}
.app:fullscreen .stage{width:100%}
/* 縦の合計＝余白24＋上の行52＋間隔8＋バッジ行30＋間隔30＋回す56＋結果118＝318px＋ホイール → 100vh−330px で収まる */
.app:fullscreen .wheel-box,.app:fullscreen .spin,.app:fullscreen .result{width:max(160px,min(calc(100vh - 330px),92vw))}

@media (max-height:520px){
  .app:fullscreen .bar{display:none}
  .app:fullscreen .wheel-box,.app:fullscreen .spin,.app:fullscreen .result{width:max(96px,min(calc(100vh - 270px),92vw))}
}

/* ---- 起動前は入力パネルと公平性を見せない（保存状態で凡例・案内文が後から入っても、見えている要素は動かない＝CLS 0） ---- */
html:not([data-ready]) .panel,html:not([data-ready]) .fair{visibility:hidden}

/* ---- モード（ホイール／チーム分け／数字） ---- */
.modes{display:flex;gap:6px;border:0;padding:0;margin:0;min-width:0}
.modes label{flex:1 1 0;min-width:0}
.modes input{position:absolute;opacity:0;width:1px;height:1px}
.modes span{display:flex;align-items:center;justify-content:center;min-height:44px;padding:0 6px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper-2);font-weight:700;cursor:pointer;text-align:center;line-height:1.2}
.modes input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}
.modes input:focus-visible+span{outline:3px solid var(--violet);outline-offset:2px}
.team-field,.num-field{display:none}
.app[data-m=team] .team-field{display:flex;flex-direction:column;gap:6px}
.app[data-m=number] .num-field{display:flex;flex-direction:column;gap:8px}
.app[data-m=number] .field-list,.app[data-m=number] #shuffle,.app[data-m=number] #tab-w,.app[data-m=team] #tab-w,.app[data-m=team] #tab-x{display:none}
.app[data-m=number] .result-label .txt{font-size:2rem;font-variant-numeric:tabular-nums}
.num-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:8px;font-weight:700}
.team-row{display:grid;grid-template-columns:minmax(0,1fr) 96px;gap:8px}
.num-row input,.team-row input,.team-row select{min-height:44px;width:100%;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper-2);padding:0 10px;font-variant-numeric:tabular-nums}
.stack{font-weight:700}

/* ---- チーム分けの結果（ホイールの枠の中に重ねる＝下の要素を動かさない） ---- */
.team-out{position:absolute;inset:0;z-index:3;display:flex;flex-direction:column;gap:8px;padding:12px;overflow:auto;overscroll-behavior:contain;border-radius:var(--r);background:rgba(250,246,238,.97);box-shadow:var(--shadow-lift)}
.team-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.team-title{margin:0;font-size:1.05rem}
.team-cols{display:grid;grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:8px}
.team-cols section{padding:8px 10px;border-radius:var(--r-sm);background:var(--paper-2);box-shadow:var(--shadow)}
.team-cols h3{margin:0 0 4px;font-size:.9rem;font-variant-numeric:tabular-nums}
.team-cols ol{margin:0;padding-left:1.4em;font-size:.95rem}
.team-cols li{overflow-wrap:anywhere;animation:card-in .32s cubic-bezier(.2,.9,.3,1.2) both}
@keyframes card-in{from{opacity:0;transform:translateY(-14px) scale(.96)}to{opacity:1;transform:none}}

/* ---- 共有シート ---- */
dialog{overflow:auto}
.share-row{display:flex;gap:8px}
.share-row input{flex:1;min-width:0;min-height:44px;padding:0 10px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper-2);font-size:.9rem}
.share-qr{display:flex;flex-direction:column;align-items:center;gap:4px}
.share-qr canvas{max-width:100%;image-rendering:pixelated;border-radius:8px;box-shadow:var(--shadow)}
.share-card img{display:block;width:min(240px,60vw);height:auto;margin:0 auto 8px;border-radius:10px;box-shadow:var(--shadow)}
a.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}

/* ---- 用途別ページ・共有の受け取り：見出し（上の行の下に全幅） ---- */
a.logo{color:inherit;text-decoration:none}
.lp-head{display:flex;flex-direction:column;gap:2px;min-width:0}
.lp-head h1{margin:0;font-size:1.3rem;line-height:1.3;text-wrap:balance}
.lp-head p{margin:0;font-size:.92rem;color:var(--ink-2);text-wrap:pretty}
.lp-head a{color:var(--violet-ink);font-weight:700}
@media (min-width:900px){
  .lp-head{grid-column:1/-1}
  .app.has-head .stage{grid-row:3/span 2}
  .app.has-head .panel{grid-row:3}
  .app.has-head .fair{grid-row:4}
}

/* ---- 本文ページ（about・privacy・terms・404）と本文のリンク ---- */
.doc h1{font-size:1.6rem;line-height:1.3;margin:28px 0 12px;text-wrap:balance}
.doc a{color:var(--violet-ink);font-weight:600}
.doc ul,.doc ol{margin:0 0 12px;padding-left:1.4em}
.doc li{margin:4px 0}
.doc .to-app{display:inline-flex;align-items:center;min-height:44px;margin:4px 0 12px}
.doc blockquote{margin:0 0 12px;padding:8px 14px;border-left:4px solid var(--line);background:var(--paper-2);border-radius:0 var(--r-sm) var(--r-sm) 0}
.foot nav{margin-bottom:8px}
.foot-links{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:0 14px}
.foot-links a{display:inline-flex;align-items:center;min-height:32px;color:var(--ink-2)}

/* ---- /haishin/ の「配信用 URL を作る」 ---- */
.obs-gen{display:flex;flex-direction:column;gap:10px;margin-top:28px;padding:14px 16px;border-radius:var(--r);background:var(--paper-2);box-shadow:var(--shadow)}
.doc .obs-gen h2{margin:0;border:0;padding:0}
.doc .obs-gen p{margin:0}
.obs-opts{display:flex;flex-direction:column;gap:4px}
.obs-opts label{font-weight:700;margin-top:4px}
.obs-opts input{min-height:44px;width:min(100%,180px);padding:0 10px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper);font-variant-numeric:tabular-nums}

/* ---- 配信モード（/?obs=1）：背景透過・ホイールだけ・操作はマウスを乗せた時だけ・広告なし ---- */
html.obs,html.obs body{background:transparent!important}
.obs .skip,.obs .bar,.obs .panel,.obs .fair,.obs .ad,.obs .foot,.obs .doc,.obs .lp-head,.obs .badge-row,.obs .result,.obs .btn-fs{display:none!important}
.obs .app{max-width:none;min-height:100vh;padding:0;display:flex;align-items:center;justify-content:center}
.obs .wheel-box{width:var(--obs-size,min(96vw,96vh))}
.obs .spin{position:fixed;left:50%;bottom:10px;width:min(320px,80vw);transform:translateX(-50%);opacity:0;transition:opacity .2s ease}
.obs .spin:active{transform:translateX(-50%) scale(.985)}
.obs .team-head{display:none}
.obs .app:hover .spin,.obs .spin:focus-visible{opacity:1}
.obs-band{position:fixed;left:15vw;top:50%;z-index:5;width:70vw;padding:18px 24px;border-radius:18px;transform:translateY(-50%);background:rgba(30,33,64,.92);color:#fff;font:800 clamp(28px,6vw,72px)/1.2 var(--font);text-align:center;text-wrap:balance;overflow-wrap:anywhere;box-shadow:0 10px 40px rgba(0,0,0,.35)}

@media (prefers-reduced-motion:reduce){
  .result-label,.btn,.spin{transition:none}
  .team-cols li{animation:none}
}