/* 性癖コード診断：白黒（白地に黒の線と文字。灰色を少しだけ）。カードの絵だけ色が付く */
:root{
  --paper:#ffffff; --paper2:#ffffff; --ink:#111111; --mut:#555555;
  --red:#111111; --green:#555555; --yellow:#9a9a9a; --blue:#111111;
  --serif:"Hiragino Mincho ProN","Yu Mincho","YuMincho","Noto Serif JP",serif;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;min-height:100%}
body{color:var(--ink);font:16px/1.8 var(--serif);min-height:100dvh;background:var(--paper)}
body::before{content:"";display:block;height:16px;background:url("/shindan/band.svg") repeat-x left center;border-bottom:2px solid var(--ink)}
.wrap{max-width:560px;margin:0 auto;padding:0 18px 70px}

/* 枠：カードと同じ、黒い線の角丸＋ずらした影 */
.frame{position:relative;background:var(--paper2);border:2px solid var(--ink);border-radius:14px;box-shadow:4px 4px 0 var(--ink)}
.frame>.c1,.frame>.c2{display:none}
.orn{display:flex;align-items:center;justify-content:center;gap:12px;font-size:12.5px;letter-spacing:.3em;color:var(--ink);font-weight:600}
.orn::before{content:"◆";color:var(--red);letter-spacing:0}
.orn::after{content:"◆";color:var(--green);letter-spacing:0}

/* ---------- 表紙 ---------- */
#intro{min-height:calc(100dvh - 18px);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:24px 0}
.fan{position:relative;width:260px;height:200px;margin:4px auto 18px}
.back{position:absolute;width:132px;height:151px;left:64px;top:20px;border-radius:12px;border:2.5px solid var(--ink);
  background:radial-gradient(circle at 50% 50%,var(--paper2) 0 22px,var(--ink) 22.5px 24px,transparent 24.5px),url("/shindan/back.svg") center/26px 26px;
  box-shadow:4px 4px 0 var(--ink)}
.back::after{content:"?";position:absolute;inset:0;display:grid;place-items:center;font:600 26px/1 var(--serif);color:var(--red)}
.fan .back:nth-child(1){transform:rotate(-15deg) translate(-56px,10px)}
.fan .back:nth-child(2){transform:translateY(-8px);z-index:2;animation:hop 2.6s ease-in-out infinite}
.fan .back:nth-child(3){transform:rotate(15deg) translate(56px,10px)}
@keyframes hop{50%{transform:translateY(-16px) rotate(-3deg)}}
#intro h1{font-size:clamp(32px,9vw,44px);font-weight:700;letter-spacing:.06em;margin:12px 0 2px;line-height:1.3}
#intro .sub{color:var(--mut);font-size:14.5px;margin:12px 0 26px;line-height:2}
#intro .sub b{color:var(--red)}
.btn{display:block;width:100%;max-width:360px;margin:0 auto;background:var(--red);color:var(--paper2);
  border:2.5px solid var(--ink);border-radius:14px;box-shadow:4px 4px 0 var(--ink);
  font:700 17px/1 var(--serif);letter-spacing:.2em;padding:18px;cursor:pointer;text-decoration:none;text-align:center}
.btn:active{transform:translate(3px,3px);box-shadow:1px 1px 0 var(--ink)}
.meta{color:var(--mut);font-size:11.5px;margin-top:18px;line-height:1.9}

/* ---------- 設問 ---------- */
#quiz{display:none;padding-top:26px}
.top{text-align:center;margin-bottom:18px}
.roman{font-size:14px;letter-spacing:.35em;font-weight:600}
.pips{display:flex;justify-content:center;gap:6px;margin-top:10px;flex-wrap:wrap}
.pips i{width:9px;height:9px;transform:rotate(45deg);border:1.5px solid var(--ink);background:var(--paper2)}
.pips i.on:nth-child(3n+1){background:var(--red)}
.pips i.on:nth-child(3n+2){background:var(--green)}
.pips i.on:nth-child(3n){background:var(--yellow)}
.pips i.now{background:var(--ink)}
.qcard{padding:32px 24px 26px;text-align:center;animation:in .35s ease}
@keyframes in{from{opacity:0;transform:translateY(8px) rotate(-.6deg)}}
.qt{font-size:clamp(20px,5.6vw,25px);font-weight:700;line-height:1.65;margin:4px 0 24px}
.opt{display:block;width:100%;text-align:center;background:#fff;color:var(--ink);border:2px solid var(--ink);border-radius:12px;
  padding:16px 16px;margin-bottom:12px;font:16px/1.6 var(--serif);cursor:pointer;box-shadow:3px 3px 0 var(--ink);transition:background .12s}
.opt:hover{background:#f0f0f0}
.opt:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.opt::before{content:"◆ ";color:var(--red)}
.opt+.opt::before{color:var(--green)}
.backq{display:block;margin:16px auto 0;background:none;border:0;color:var(--mut);font:13px var(--serif);cursor:pointer}

/* ---------- 結果 ---------- */
#result{display:none;padding-top:26px;text-align:center}
.flip{perspective:1200px;width:min(78%,330px);margin:16px auto 0;cursor:pointer}
.flip .in{position:relative;aspect-ratio:264/302;transition:transform 1s cubic-bezier(.2,.7,.2,1);transform-style:preserve-3d}
.flip.open .in{transform:rotateY(180deg)}
.face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:14px}
.face.f-back{border:3px solid var(--ink);box-shadow:5px 5px 0 var(--ink);
  background:radial-gradient(circle at 50% 50%,var(--paper2) 0 38px,var(--ink) 38.5px 41px,transparent 41.5px),url("/shindan/back.svg") center/34px 34px;
  display:grid;place-items:center;font:700 13px/1 var(--serif);letter-spacing:.2em;color:var(--red)}
.face.f-front{transform:rotateY(180deg);filter:drop-shadow(5px 5px 0 var(--ink))}
.face.f-front img{display:block;width:100%;height:100%;object-fit:contain}
.tap{color:var(--mut);font-size:12.5px;margin-top:12px;letter-spacing:.1em}
.reveal{opacity:0;transform:translateY(10px);transition:.6s .9s}
#result.open .reveal{opacity:1;transform:none}
.rcode{font-size:clamp(34px,11vw,52px);letter-spacing:.28em;font-weight:700;margin:22px 0 0;padding-left:.28em}
.rname{font-size:22px;font-weight:700;margin:2px 0 12px;color:var(--red)}
.rdesc{font-size:15px;line-height:2;margin:0 auto;max-width:420px}
.plaques{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:26px 0 8px}
.pl{padding:12px 4px 10px}
.pl b{display:block;font-size:24px;line-height:1;font-weight:700}
.pl:nth-child(4n+1) b{color:var(--red)}
.pl:nth-child(4n+2) b{color:var(--green)}
.pl:nth-child(4n+3) b{color:#111111}
.pl:nth-child(4n) b{color:var(--blue)}
.pl span{display:block;font-size:11px;color:var(--mut);margin-top:6px}
.sec{margin:36px 0 12px}
.axes{padding:20px 18px 12px;text-align:left}
.ax{margin-bottom:13px}
.axl{display:flex;justify-content:space-between;font-size:12.5px;color:var(--mut);margin-bottom:5px}
.axl b{color:var(--ink);font-weight:700;margin-right:6px}
.t{height:8px;background:#eeeeee;border:1.5px solid var(--ink);border-radius:5px;position:relative;overflow:hidden}
.t i{position:absolute;inset:0 auto 0 0;width:0;background:var(--red);transition:width .9s cubic-bezier(.2,.8,.2,1)}
.ax:nth-child(3n+2) .t i{background:var(--green)}
.ax:nth-child(3n) .t i{background:var(--yellow)}
.deck{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.deck button{padding:0;border:0;background:none;cursor:pointer;opacity:.5;transition:.15s;border-radius:10px}
.deck button.me{opacity:1;outline:3px solid var(--red);outline-offset:2px}
.deck button:hover{opacity:1;transform:translateY(-2px)}
.deck a{display:block;border-radius:10px;opacity:.85;transition:.15s}
.deck a:hover{opacity:1;transform:translateY(-2px)}
.deck a.me{opacity:1;outline:3px solid var(--red);outline-offset:2px}
#intro .deck,#intro .sec{width:100%}
#intro .deck{margin-top:8px}
.deck img{display:block;width:100%;aspect-ratio:264/302;object-fit:contain}
.peek{margin-top:14px;padding:16px 18px;text-align:left;display:none}
.peek.show{display:block}
.peek b{color:var(--red)}
.share{margin-top:30px;max-width:none}
.save{display:block;margin:14px 0 0;color:var(--green);font-size:13.5px}
.again{display:block;width:100%;background:var(--paper2);border:2px solid var(--ink);border-radius:12px;color:var(--ink);
  padding:14px;font:14px var(--serif);cursor:pointer;margin-top:12px;box-shadow:3px 3px 0 var(--ink)}
.note{color:var(--mut);font-size:11px;margin-top:26px;line-height:1.9}

/* 共有された札・相性 */
.sitebar{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px;padding:10px 0 9px;border-bottom:1px solid #d6d6d6;font-size:13.5px}
.sitebar a{color:var(--ink);text-decoration:none}
.sb-brand{font-weight:700;letter-spacing:.04em}
.sitebar .nav{display:flex;flex-wrap:wrap;gap:2px 12px}
.sitebar .nav a[aria-current]{text-decoration:underline;text-underline-offset:4px}
.sitebar .nav-sale{color:#e60012!important;font-weight:700}
.navmore{position:relative}.navmore summary{cursor:pointer;list-style:none}.navmore summary::-webkit-details-marker{display:none}
.navmore>div{position:absolute;z-index:30;right:0;top:calc(100% + 6px);min-width:210px;background:#fff;border:2px solid var(--ink);border-radius:12px;padding:6px;box-shadow:4px 4px 0 var(--ink)}
.navmore>div a{display:block;padding:7px 10px;border-radius:8px}.navmore>div a:hover{background:#f0f0f0}
.navmore small{display:block;font-size:11px;color:var(--mut)}
#shared{display:none;padding-top:18px;text-align:center}
#shared .cardimg{width:min(78%,330px);margin:16px auto 0;filter:drop-shadow(5px 5px 0 var(--ink))}
#shared .cardimg img{display:block;width:100%;aspect-ratio:264/302;object-fit:contain}
#shared .btn{margin-top:24px}
.lead{color:var(--mut);font-size:13.5px;margin:16px 0 0}
.match{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.mc{display:block;padding:8px 6px 10px;text-align:center;color:inherit;text-decoration:none}
.mc img{display:block;width:100%;aspect-ratio:264/302;object-fit:contain}
.mc .pc{font-size:21px;color:var(--red);font-weight:700;margin-top:6px;line-height:1}
.mc .lb{font-size:11px;color:var(--mut);margin-top:4px}
.mc .why{font-size:11.5px;margin-top:4px;line-height:1.5}
.bad[hidden]{display:none}
.bad{margin-top:14px;padding:12px 14px;text-align:left;display:flex;gap:12px;align-items:center}
.bad img{width:84px;flex:none;aspect-ratio:264/302;object-fit:contain}
.bad .pc{color:var(--green);font-size:18px;font-weight:700}
.bad .why{font-size:13px}
.peek .pc{font-size:22px;color:var(--red);font-weight:700}
.tolist{display:block;margin:20px 0 0;text-align:right;color:var(--ink);font-size:14px}
.shareb{margin-top:30px;padding:4px 16px 18px}
.shareb .sec{margin:16px 0 14px;text-align:center;font-size:15px;letter-spacing:.1em}
.shareb .share{margin-top:0}
.slink{display:flex;gap:8px;margin:14px 0 0}
.slink input{flex:1;min-width:0;padding:10px 12px;border:2px solid var(--ink);border-radius:10px;font:13px monospace;color:var(--ink);background:#f4f4f4}
.slink button{flex:none;padding:0 16px;border:2px solid var(--ink);border-radius:10px;background:var(--ink);color:var(--paper2);font:bold 14px var(--serif);cursor:pointer}
.snote{margin:10px 0 0;color:var(--mut);font-size:12px;line-height:1.8}

/* 年齢確認（サイト共通。承認は localStorage の age_ok） */
#gate{position:fixed;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;padding:16px;background:rgba(255,255,255,.96)}
html.age-ok #gate{display:none}
#gate .box{max-width:420px;padding:28px 24px;text-align:center}
#gate h2{margin:0 0 10px;font-size:20px}
#gate p{font-size:14px;margin:8px 0}
#gate .row{display:flex;gap:10px;justify-content:center;margin:18px 0 8px}
#gate .row button,#gate .row a{border:2px solid var(--ink);border-radius:10px;padding:11px 18px;font:15px var(--serif);cursor:pointer;text-decoration:none;box-shadow:3px 3px 0 var(--ink)}
#gate .yes{background:var(--red);color:var(--paper2)}
#gate .no{background:var(--paper2);color:var(--ink)}
#gate .small{font-size:11.5px;color:var(--mut)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* この札に合うジャンル・作品 */
.gchips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.gchips a{border:2px solid var(--ink);border-radius:999px;padding:8px 18px;background:#fff;color:var(--ink);text-decoration:none;font-weight:700;box-shadow:3px 3px 0 var(--ink)}
.gchips a:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.wgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;text-align:left}
.wk{display:block;border:2px solid var(--ink);border-radius:12px;overflow:hidden;background:#fff;color:var(--ink);text-decoration:none;box-shadow:3px 3px 0 var(--ink)}
.wk img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;border-bottom:2px solid var(--ink);background:#eee}
.wk span{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;padding:7px 9px 0;font-size:12.5px;line-height:1.45;font-weight:700}
.wk small{display:block;padding:2px 9px 8px;font-size:11px;color:var(--mut)}

/* 4択の丸（左右の答えの間に、とても・やや・やや・とても） */
.scale{margin:6px 0 4px}
.scale .ends{display:flex;justify-content:space-between;gap:14px;font-size:15px;font-weight:700;line-height:1.5;margin-bottom:14px}
.scale .ends span{flex:1}
.scale .ends .l{text-align:left}
.scale .ends .r{text-align:right}
.scale .dots{display:flex;align-items:center;justify-content:space-between;padding:0 4px}
.dot{border:2.5px solid var(--ink);border-radius:50%;background:#fff;cursor:pointer;padding:0;box-shadow:3px 3px 0 var(--ink);transition:background .12s,transform .12s}
.dot.big{width:58px;height:58px}
.dot.mid{width:42px;height:42px}
.dot.a:hover,.dot.a.on{background:var(--ink)}
.dot.b:hover,.dot.b.on{background:#9a9a9a}
.dot:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.scale .caps{display:flex;justify-content:space-between;font-size:11px;color:var(--mut);margin-top:8px;padding:0 6px}
.scale .caps span{width:58px;text-align:center}

/* バーで調節 */
.slide{margin:6px 0 2px}
.slide .ends{display:flex;justify-content:space-between;gap:14px;font-size:15px;font-weight:700;line-height:1.5;margin-bottom:12px}
.slide .ends span{flex:1}
.slide .ends .r{text-align:right}
.slide input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:44px;margin:0;background:transparent;cursor:pointer;--a:50%;--b:50%}
.slide input[type=range]::-webkit-slider-runnable-track{height:14px;border:2.5px solid var(--ink);border-radius:999px;box-shadow:3px 3px 0 var(--ink);
  background:linear-gradient(90deg,transparent calc(50% - 1px),var(--ink) calc(50% - 1px) calc(50% + 1px),transparent calc(50% + 1px)),linear-gradient(90deg,#fff 0 var(--a),var(--ink) var(--a) var(--b),#fff var(--b) 100%)}
.slide input[type=range]::-moz-range-track{height:10px;border:2.5px solid var(--ink);border-radius:999px;background:#fff}
.slide input[type=range]::-moz-range-progress{height:10px;background:var(--ink);border-radius:999px}
.slide input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:34px;height:34px;margin-top:-12px;border-radius:50%;background:#fff;border:3px solid var(--ink);box-shadow:3px 3px 0 var(--ink)}
.slide input[type=range]::-moz-range-thumb{width:30px;height:30px;border-radius:50%;background:#fff;border:3px solid var(--ink)}
.slide input.unset::-webkit-slider-thumb{opacity:0}
.slide input.unset::-moz-range-thumb{opacity:0}
.slide input.unset::-webkit-slider-runnable-track{background:linear-gradient(90deg,transparent calc(50% - 1px),var(--ink) calc(50% - 1px) calc(50% + 1px),transparent calc(50% + 1px)),#fff}
.slide .hint{min-height:1.6em;font-size:12.5px;color:var(--mut);margin:8px 0 4px}
.slide .next{margin-top:6px}
.slide .next:disabled{background:#cfcfcf;border-color:#9a9a9a;box-shadow:none;color:#fff;cursor:default}
.slide .ends .l{text-align:left}