:root{
  --bg:#0a0707;--bg2:#15100f;--wine:#4b0c16;--wine2:#741a29;--gold:#c7a25d;--gold2:#8e6d37;
  --paper:#f0e5d1;--paper2:#dfcfb2;--ink:#1b1512;--muted:#756a5f;--white:#fffaf0;
  --line:#6e552d;--shadow:0 18px 45px rgba(0,0,0,.42);--danger:#7d1d28;--green:#244c43;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--paper);background:
  radial-gradient(circle at 50% -10%,rgba(121,74,33,.25),transparent 42%),
  linear-gradient(180deg,#090606 0%,#110b0b 45%,#070505 100%);
  font-family:"Yu Mincho","Hiragino Mincho ProN","Noto Serif JP",serif;line-height:1.85;letter-spacing:.025em}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;opacity:.15;background-image:radial-gradient(rgba(214,178,108,.45) .55px,transparent .6px);background-size:6px 6px}
button,select,input,textarea{font:inherit}button{cursor:pointer}a{color:inherit}.hidden{display:none!important}
.shell{width:min(1160px,calc(100% - 28px));margin:0 auto;padding:16px 0 80px}.topline{display:flex;justify-content:space-between;align-items:center;padding:12px 2px;border-bottom:1px solid rgba(199,162,93,.5);font-size:.72rem;letter-spacing:.18em;color:#cdb78e}.brand-mini{font-weight:800}.brand-mini span{color:var(--gold)}
.hero{position:relative;min-height:660px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:
 radial-gradient(ellipse at 50% 36%,rgba(242,214,154,.24),transparent 18%),
 linear-gradient(90deg,rgba(0,0,0,.82),transparent 28%,transparent 72%,rgba(0,0,0,.82)),
 linear-gradient(180deg,#080505,#1a0c0e 65%,#090606);display:grid;place-items:center;text-align:center;padding:90px 24px 70px}
.hero:before,.hero:after{content:"";position:absolute;top:-2%;bottom:-4%;width:42%;z-index:1;background:
 repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 7%,rgba(0,0,0,.12) 7% 14%),
 linear-gradient(90deg,#2a050b,#6f1421 45%,#340711);filter:drop-shadow(0 0 24px rgba(0,0,0,.8))}
.hero:before{left:-19%;transform:skewX(-8deg);border-right:2px solid #a5793c}.hero:after{right:-19%;transform:skewX(8deg);border-left:2px solid #a5793c}
.hero__spotlight{position:absolute;left:50%;top:0;transform:translateX(-50%);width:46%;height:77%;background:linear-gradient(180deg,rgba(255,240,197,.22),rgba(255,227,168,.04) 70%,transparent);clip-path:polygon(42% 0,58% 0,100% 100%,0 100%);filter:blur(5px)}
.hero__content{position:relative;z-index:3;max-width:780px}.eyebrow{margin:0 0 20px;color:#d5bb83;font-size:.82rem;font-weight:800;letter-spacing:.26em;text-transform:uppercase}.hero h1{margin:0;color:#eee2c7;font-size:clamp(3.5rem,10vw,8rem);line-height:.94;letter-spacing:-.07em;text-shadow:0 8px 28px rgba(0,0,0,.8)}.hero h1 small{display:block;margin-top:18px;font-size:.14em;font-weight:500;letter-spacing:.2em;color:#b13a45;font-style:italic}.lead{max-width:660px;margin:34px auto 0;font-size:clamp(1rem,2vw,1.18rem);font-weight:600;color:#e6dac4}.meta{display:flex;justify-content:center;flex-wrap:wrap;gap:9px;margin-top:26px}.pill{padding:7px 13px;border:1px solid rgba(199,162,93,.8);background:rgba(8,5,5,.48);color:#e4d3b0;font-size:.78rem;font-weight:800;letter-spacing:.06em}.hero__actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:34px}
.btn{min-height:56px;padding:14px 24px;border:1px solid #c2a05b;background:linear-gradient(180deg,#6d1725,#410b14);color:#fff4dc;font-weight:900;letter-spacing:.06em;box-shadow:0 7px 0 #210408,0 14px 26px rgba(0,0,0,.3);transition:transform .16s,filter .16s,box-shadow .16s}.btn:hover{transform:translateY(2px);filter:brightness(1.08);box-shadow:0 5px 0 #210408,0 10px 18px rgba(0,0,0,.32)}.btn.secondary{background:linear-gradient(180deg,#231c18,#100d0b);color:#dfc797}.btn.gold{background:linear-gradient(180deg,#b88e45,#74501f);color:#160d05}.btn.danger{background:linear-gradient(180deg,#8a2431,#511019)}.btn:disabled{opacity:.45;filter:grayscale(.5);cursor:not-allowed;transform:none}.section{margin-top:28px}.grid{display:grid;gap:20px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{position:relative;background:linear-gradient(180deg,var(--paper),#e5d7bf);color:var(--ink);border:1px solid #92723e;box-shadow:var(--shadow);padding:clamp(22px,4vw,40px)}.card:before{content:"";position:absolute;inset:9px;border:1px solid rgba(110,85,45,.28);pointer-events:none}.card.dark{background:linear-gradient(180deg,#1c1512,#0e0a09);color:var(--paper);border-color:#725328}.card.wine{background:linear-gradient(180deg,#5f1420,#2d080e);color:#f5e8d0}.card h2,.card h3{margin-top:0;line-height:1.35}.card h2{font-size:clamp(1.7rem,4vw,2.8rem);letter-spacing:-.03em}.card h2:after{content:"";display:block;width:70px;height:2px;margin-top:12px;background:linear-gradient(90deg,var(--gold),transparent)}.card h3{font-size:1.15rem}.small{font-size:.88rem;color:var(--muted)}.dark .small,.wine .small{color:#bdad96}.notice{padding:15px 17px;border:1px solid #8f6c35;background:#e6cf9b;color:#21170d;font-weight:700}.notice.danger{background:#e5b2ae}.notice.success{background:#b9d1c5}.notice.dark{background:#201714;color:#e5d8c2;border-color:#8b6937}
label{display:block;margin:16px 0 7px;font-weight:900}select,input[type=text],textarea{width:100%;border:1px solid #886a3a;background:#fffaf0;color:#1a1410;padding:13px;outline:none}select:focus,input:focus,textarea:focus{box-shadow:0 0 0 3px rgba(199,162,93,.3)}textarea{min-height:190px;resize:vertical}.controls{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.linkbox{margin-top:10px;padding:14px;border:1px dashed #7c5d2c;background:#fff8e9;overflow-wrap:anywhere;font-family:ui-monospace,monospace;font-size:.82rem}.cast-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.cast-card{position:relative;overflow:hidden;border:1px solid #84622f;background:#140e0d;box-shadow:0 10px 22px rgba(0,0,0,.25)}.cast-card img{display:block;width:100%;aspect-ratio:4/5;object-fit:cover;filter:saturate(.86) contrast(1.05)}.cast-card__body{padding:14px 14px 18px}.cast-card h3{margin:0 0 3px;color:#e8d5ae}.cast-card p{margin:0;color:#bba98d;font-size:.84rem}.cast-card.player{border-color:#ae7e36}.cast-card.player:after{content:"PLAYER";position:absolute;top:10px;left:10px;padding:4px 8px;background:#5c1120;color:#f8e7c5;font-size:.65rem;letter-spacing:.15em;font-weight:900}.timerbar{position:sticky;top:8px;z-index:40;display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;margin:18px 0;padding:12px 14px;border:1px solid #8c6a35;background:rgba(13,9,8,.94);backdrop-filter:blur(10px);box-shadow:0 8px 26px rgba(0,0,0,.32)}.clock{font-variant-numeric:tabular-nums;font-size:1.4rem;font-weight:900;color:#f0d99f}.progress{height:11px;border:1px solid #8b6937;background:#211714;overflow:hidden}.progress>span{display:block;height:100%;width:0;background:linear-gradient(90deg,#6d1725,#c3974e);transition:width .4s}.phase-label{font-size:.82rem;font-weight:900;color:#dac59f;text-align:right}.tabs{display:flex;gap:8px;overflow-x:auto;padding:7px 0 3px}.tabs a{flex:0 0 auto;padding:8px 12px;border:1px solid #81612e;background:#19110f;text-decoration:none;color:#e2cda6;font-size:.78rem;font-weight:800}.phase{display:none}.phase.unlocked{display:block;animation:rise .32s ease both}@keyframes rise{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}.locked-card{text-align:center;background:#19120f;color:#c9b792}.locked-card .lock{display:block;font-size:2rem}.portrait-header{display:grid;grid-template-columns:150px 1fr;gap:22px;align-items:center;margin-bottom:22px}.portrait-header img{width:150px;height:150px;object-fit:cover;border:2px solid #b38947;box-shadow:0 10px 24px rgba(0,0,0,.22)}.portrait-header p{margin:4px 0}.secret{background:linear-gradient(180deg,#28151a,#120b0d);color:#eee2cf;border-color:#8c5b37}.secret:before{border-color:rgba(199,162,93,.23)}.secret .timeline{border-color:#856638}.secret .timeline td,.secret .timeline th{border-color:rgba(199,162,93,.3)}.secret article{padding:18px;border:1px solid rgba(199,162,93,.48);background:rgba(255,255,255,.035);margin-top:15px}.evidence{counter-reset:evidence}.evidence article{display:grid;grid-template-columns:92px 1fr;gap:18px;margin-top:18px;padding:18px;border:1px solid #896936;background:#fff8e9}.evidence__icon{width:92px;height:92px;display:grid;place-items:center;border:1px solid #94723d;background:#1a110f;color:#d1ab62}.evidence__icon img{width:54px;height:54px}.evidence__person img{width:92px;height:92px;object-fit:cover;border:1px solid #94723d}.evidence article h3:before{counter-increment:evidence;content:"EVIDENCE " counter(evidence) " / ";color:#7a1725;font-size:.68em;letter-spacing:.09em}.timeline{width:100%;border-collapse:collapse;margin-top:12px;border-top:1px solid #765a31}.timeline th,.timeline td{padding:11px;border-bottom:1px solid rgba(118,90,49,.48);vertical-align:top}.timeline th{text-align:left;font-size:.82rem;letter-spacing:.08em}.timeline td:first-child{white-space:nowrap;font-weight:900;font-variant-numeric:tabular-nums}.check-row{display:flex;gap:11px;align-items:flex-start;margin:12px 0}.check-row input{margin-top:.5em;transform:scale(1.22)}.check-row label{margin:0;font-weight:600}.result-score{font-size:clamp(3.5rem,11vw,6.5rem);font-weight:900;color:#7e1726;line-height:1;letter-spacing:-.07em}.truth-table td:first-child{width:26%}.footer{margin-top:36px;padding:22px 0;border-top:1px solid rgba(199,162,93,.42);text-align:center;color:#aa9678;font-size:.76rem;letter-spacing:.1em}
.bgm-gate{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at 50% 35%,#2b1616,#080505 72%)}.bgm-gate:before,.bgm-gate:after{content:"";position:absolute;top:0;bottom:0;width:52%;background:repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 7%,rgba(0,0,0,.13) 7% 14%),linear-gradient(90deg,#27050a,#6c1421 50%,#2e060c);transition:transform .7s ease}.bgm-gate:before{left:0}.bgm-gate:after{right:0}.bgm-gate.open:before{transform:translateX(-96%)}.bgm-gate.open:after{transform:translateX(96%)}.bgm-gate__panel{position:relative;z-index:2;width:min(560px,100%);padding:38px 28px;border:1px solid #ad8342;background:rgba(12,8,7,.94);text-align:center;box-shadow:0 24px 70px #000}.bgm-gate__panel:before{content:"";position:absolute;inset:9px;border:1px solid rgba(199,162,93,.36)}.bgm-gate h2{position:relative;margin:0;font-size:clamp(2rem,7vw,3.4rem);color:#ead8b1}.bgm-gate p{position:relative;color:#c5b395}.bgm-gate .controls{position:relative;justify-content:center}.audio-control{position:fixed;right:16px;bottom:14px;z-index:80;display:flex;align-items:center;gap:9px;padding:9px 11px;border:1px solid #8f6d37;background:rgba(14,9,8,.94);box-shadow:0 8px 24px rgba(0,0,0,.36)}.audio-control button{width:42px;height:42px;border:1px solid #9e7a3f;background:#351018;color:#f2dfb8;font-weight:900}.audio-control input{width:90px}.audio-control span{font-size:.72rem;color:#ceb993;min-width:74px}.manual-panel{margin-top:14px;padding:14px;border:1px solid #7c5c2d;background:#1b1310}.answer-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:850px){.grid.two,.grid.four,.cast-grid{grid-template-columns:1fr 1fr}.hero{min-height:610px}.hero:before,.hero:after{width:48%}.portrait-header{grid-template-columns:120px 1fr}.portrait-header img{width:120px;height:120px}}
@media(max-width:620px){.shell{width:min(100% - 16px,1160px);padding-top:8px}.topline{font-size:.62rem}.hero{min-height:560px;padding:76px 18px 48px}.hero:before{left:-31%}.hero:after{right:-31%}.hero__spotlight{width:78%}.hero h1{font-size:clamp(3.15rem,17vw,5rem)}.hero h1 small{font-size:.15em;margin-top:14px}.lead{margin-top:24px;font-size:.96rem}.meta{margin-top:19px}.hero__actions{margin-top:26px}.hero__actions .btn{width:100%}.grid.two,.grid.four,.cast-grid{grid-template-columns:1fr}.card{padding:22px 17px}.timerbar{grid-template-columns:auto 1fr}.phase-label{grid-column:1/-1;text-align:left}.portrait-header{grid-template-columns:88px 1fr;gap:14px}.portrait-header img{width:88px;height:88px}.evidence article{grid-template-columns:68px 1fr;gap:12px;padding:14px}.evidence__icon,.evidence__person img{width:68px;height:68px}.evidence__icon img{width:40px;height:40px}.timeline{display:block;overflow-x:auto;font-size:.88rem}.timeline th,.timeline td{padding:9px 7px}.btn{width:100%}.controls .btn{flex:1 1 190px}.audio-control{left:8px;right:8px;bottom:8px;justify-content:center}.audio-control input{flex:1;max-width:150px}.answer-grid{grid-template-columns:1fr}.bgm-gate__panel{padding:32px 18px}.footer{padding-bottom:76px}}
.play-hero{min-height:390px;padding-top:70px;padding-bottom:52px}.play-hero:before{left:-27%}.play-hero:after{right:-27%}.play-hero h1{font-size:clamp(3rem,8vw,6.2rem)}
#resetProgress{margin-top:16px}
@media(max-width:620px){.play-hero{min-height:400px;padding-top:68px}.play-hero h1{font-size:clamp(2.8rem,14vw,4.4rem)}}
@media(max-width:620px){body:not([data-role]) .hero h1{font-size:clamp(2.65rem,13vw,3.45rem);white-space:nowrap;letter-spacing:-.09em}}