:root{--ink:#f7f2e8;--paper:#f4ead7;--navy:#081526;--panel:#10243b;--panel2:#17324e;--gold:#e9b949;--cyan:#65d5d1;--red:#d75655;--muted:#b8c8d6;--line:#35516b;--focus:#ffe16b;--team:#4d7ee8}
*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;min-height:100vh;background:radial-gradient(circle at 50% -10%,#1d3b58 0,#0b1b2e 45%,#050c16 100%);color:var(--ink);font-family:Poppins,system-ui,sans-serif}
button,input,textarea,select{font:inherit}button{cursor:pointer}.skip{position:fixed;left:1rem;top:-100px;background:var(--focus);color:#111;padding:.8rem;z-index:100}.skip:focus{top:1rem}
.topbar{min-height:68px;padding:.75rem clamp(1rem,3vw,2rem);display:flex;align-items:center;justify-content:space-between;gap:1rem;background:#06101ddd;border-bottom:1px solid #ffffff1c;position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.brand{font-weight:900;letter-spacing:.03em}.phase{color:var(--cyan);font-weight:800}.shell{width:min(1180px,100%);margin:auto;padding:clamp(1rem,3vw,2rem)}
.hero{text-align:center;padding:clamp(1rem,3vw,2.5rem) 0}.eyebrow{text-transform:uppercase;letter-spacing:.14em;color:var(--gold);font-weight:900;font-size:.82rem}.hero h1{font-family:'Playfair Display',serif;font-size:clamp(2.2rem,6vw,4.8rem);margin:.25rem 0}.hero p{color:var(--muted);font-size:clamp(1rem,2vw,1.25rem);max-width:760px;margin:.5rem auto}
.card{background:linear-gradient(145deg,#142b45,#0d1e32);border:1px solid var(--line);border-radius:22px;padding:clamp(1rem,3vw,1.8rem);box-shadow:0 20px 55px #0008}.grid{display:grid;gap:1rem}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.stack{display:grid;gap:.8rem}
.btn{border:2px solid transparent;border-radius:14px;min-height:54px;padding:.7rem 1rem;background:var(--gold);color:#171006;font-weight:900;display:inline-flex;align-items:center;justify-content:center;gap:.45rem;text-decoration:none}.btn.secondary{background:var(--panel2);color:var(--ink);border-color:var(--line)}.btn.danger{background:var(--red);color:#fff}.btn.cyan{background:var(--cyan);color:#05212a}.btn:disabled{opacity:.45;cursor:not-allowed}.btn:focus-visible,.choice:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:4px solid var(--focus);outline-offset:3px}
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.room-code{font-family:ui-monospace,monospace;font-size:clamp(3rem,15vw,7rem);letter-spacing:.16em;color:var(--gold);font-weight:900;text-align:center}.join-url{text-align:center;color:var(--cyan);font-weight:800}.team-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:.8rem}.team-chip{border:2px solid var(--line);background:#0a192b;border-radius:15px;padding:1rem}.team-chip strong{font-size:1.1rem}.dot{display:inline-block;width:.75rem;height:.75rem;border-radius:50%;background:#708094;margin-right:.4rem}.dot.on{background:#43d897;box-shadow:0 0 12px #43d897}.score{color:var(--gold);font-weight:900}
.chapter{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(260px,.7fr);gap:1rem}.scene{min-height:360px;border-radius:20px;border:1px solid var(--line);background:linear-gradient(135deg,#1c3a56,#0b1a2d);display:grid;place-items:center;text-align:center;padding:2rem;position:relative;overflow:hidden}.scene:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#ffffff05 1px,transparent 1px),linear-gradient(#ffffff05 1px,transparent 1px);background-size:32px 32px}.scene>*{position:relative}.scene-mark{font-size:5rem;filter:drop-shadow(0 10px 18px #0008)}
.scene-room{display:block;padding:0;min-height:0;aspect-ratio:16/9;background:#050c16}.scene-room:before{display:none}.scene-room>img,.scene-room>video{display:block;width:100%;height:100%;object-fit:cover}.scene-room>[hidden]{display:none}.scene-caption{position:absolute;inset:auto 0 0;display:flex;align-items:center;gap:1rem;text-align:left;padding:clamp(.8rem,2vw,1.5rem);background:linear-gradient(transparent,#02070de8 28%);text-shadow:0 2px 12px #000}.scene-caption .scene-mark{font-size:clamp(2.4rem,5vw,4rem)}.scene-caption h2,.scene-caption p{margin:.2rem 0}
.evidence-list{display:grid;gap:.65rem}.evidence{border:2px solid var(--line);border-radius:14px;background:#0b1b2d;color:var(--ink);padding:.85rem;text-align:left;min-height:82px}.evidence.new{border-color:var(--gold)}.evidence.selected{border-color:var(--cyan);background:#123247}.tag{display:inline-block;border-radius:999px;background:#ffffff12;padding:.15rem .55rem;color:var(--cyan);font-size:.75rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}
.evidence-card{display:grid;grid-template-columns:minmax(145px,28%) 1fr;padding:0;overflow:hidden;width:100%}.evidence-thumb{min-height:190px;background-size:cover;background-repeat:no-repeat}.evidence-body{padding:1rem;display:grid;align-content:center;gap:.45rem}.evidence-body h3,.evidence-body p{margin:0}.evidence-body small{color:var(--muted);font-size:.9rem}.pin-label{color:var(--gold);font-weight:900}.evidence-card.selected .pin-label{color:var(--cyan)}
.timeline-list{display:grid;gap:.65rem;padding-left:0;counter-reset:events}.timeline-item{list-style:none;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:.8rem;border:2px solid var(--line);background:#0a192b;border-radius:14px;padding:.7rem}.timeline-item:before{counter-increment:events;content:counter(events);display:grid;place-items:center;width:2.25rem;height:2.25rem;border-radius:50%;background:var(--gold);color:#171006;font-weight:900}.timeline-item time{color:var(--cyan);font-weight:900}.timeline-actions{display:flex;gap:.35rem}.timeline-actions button{min-width:46px;min-height:46px;border-radius:10px;border:1px solid var(--line);background:var(--panel2);color:#fff;font-weight:900}
.tabs{display:flex;gap:.4rem;overflow:auto;padding-bottom:.3rem}.tabs button{white-space:nowrap}.tab-panel[hidden]{display:none}.suspects{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:.8rem}.suspect{border:2px solid var(--line);border-radius:16px;background:#0a192b;padding:1rem}.portrait{aspect-ratio:4/3;border-radius:12px;background:linear-gradient(135deg,#274661,#132940);display:grid;place-items:center;font-size:3rem;margin-bottom:.6rem}.portrait.photo{background-image:url('assets/case-file/suspect-board.png');background-repeat:no-repeat;background-size:300% 200%;box-shadow:inset 0 0 0 1px #ffffff22}.suspect .btn{width:100%;margin:.3rem 0 .8rem}.suspect select{width:100%;margin-top:.5rem;padding:.5rem;border-radius:9px;background:#071524;color:#fff}
.interview-stage{border:2px solid var(--cyan);border-radius:18px;background:#071524;padding:clamp(1rem,3vw,1.5rem);margin-bottom:1rem}.interview-stage[hidden]{display:none}.interview-toolbar{display:flex;align-items:center;gap:1rem;margin-bottom:1rem}.interview-toolbar>div{flex:1}.interview-toolbar h2,.interview-toolbar p{margin:.1rem 0}.question-budget{white-space:nowrap;border-radius:999px;background:var(--gold);color:#171006;padding:.55rem .8rem}.interview-layout{display:grid;grid-template-columns:minmax(190px,.42fr) minmax(0,1fr);gap:1rem}.interview-portrait{min-height:280px}.interview-note{border-left:4px solid var(--gold);background:#2a2314;padding:.85rem;line-height:1.5}.question-list{display:grid;gap:.65rem}.question{border:1px solid var(--line);border-radius:13px;overflow:hidden;background:#0a192b}.question>button{width:100%;min-height:54px;border:0;background:transparent;color:#fff;text-align:left;padding:.7rem;display:flex;align-items:center;gap:.7rem;font-weight:800}.question>button span{display:grid;place-items:center;min-width:32px;height:32px;border-radius:50%;background:var(--cyan);color:#05212a}.question>button:disabled{opacity:.55}.question.answered>button{color:var(--cyan);opacity:1}.question blockquote{margin:0;padding:.8rem 1rem;border-top:1px solid var(--line);background:#10243b;line-height:1.55}.question blockquote b{color:var(--gold)}
.buzz-wrap{text-align:center;padding:2rem}.buzz{width:min(62vw,330px);aspect-ratio:1;border-radius:50%;border:10px solid #ffffff33;background:#33465a;color:#d8e0e8;font-size:clamp(2rem,8vw,4rem);font-weight:1000;box-shadow:0 18px 50px #0008}.buzz.live{background:radial-gradient(circle at 40% 30%,#ff7a70,#c82434 62%,#741622);color:#fff;box-shadow:0 0 60px #d8324c88,0 18px 50px #0008}.buzz.claimed{background:var(--gold);color:#171006}
.host-controls{display:flex;flex-wrap:wrap;gap:.6rem}.progress{height:10px;background:#ffffff12;border-radius:999px;overflow:hidden}.progress i{height:100%;display:block;background:linear-gradient(90deg,var(--gold),var(--cyan))}.announce{font-family:'Playfair Display',serif;font-size:clamp(2rem,6vw,4.5rem);text-align:center;margin:1rem 0}.reveal{border:2px solid var(--gold);background:linear-gradient(145deg,#2a2314,#111d2b);text-align:center}
.hint-message{margin-top:1rem;border:2px solid var(--gold);border-radius:14px;background:#2a2314;padding:1rem;color:#fff3bf}.hint-request{display:grid;gap:.55rem}.hint-request textarea{width:100%;min-height:90px;border:2px solid var(--line);border-radius:10px;background:#071524;color:#fff;padding:.7rem}
.playtest-controls{margin-top:1rem;padding:1rem;border:2px dashed var(--cyan);border-radius:14px;background:#092838;display:flex;flex-wrap:wrap;align-items:center;gap:.65rem}.playtest-controls[hidden]{display:none}.playtest-controls>div{display:grid;margin-right:auto}.playtest-controls span{color:var(--cyan);font-size:.72rem;letter-spacing:.12em;font-weight:1000}
.case-mission{display:grid;grid-template-columns:minmax(280px,1.15fr) minmax(300px,1fr);overflow:hidden;border:2px solid var(--gold);border-radius:22px;background:#081525;box-shadow:0 22px 60px #0009}.mission-visual{min-height:360px}.mission-visual img,.mission-visual video{display:block;width:100%;height:100%;object-fit:cover}.mission-visual>[hidden]{display:none}.mission-copy{padding:clamp(1rem,3vw,2rem);display:grid;align-content:center;gap:.8rem}.mission-copy h2{font-family:'Playfair Display',serif;font-size:clamp(1.8rem,4vw,3.1rem);line-height:1.05;margin:0}.mission-copy p{font-size:1.05rem;line-height:1.65;margin:0}.case-questions{display:grid;gap:.35rem;border-left:4px solid var(--cyan);padding:.7rem 1rem;background:#0e2940}.case-questions span{font-weight:800}.do-next{display:grid;gap:.25rem;border-radius:14px;padding:1rem;background:var(--gold);color:#171006}.do-next span{font-size:.72rem;letter-spacing:.12em;font-weight:1000}.do-next strong{font-size:1.05rem}.case-mission.compact{grid-template-columns:220px 1fr}.case-mission.compact .mission-visual{min-height:220px}.case-mission.compact .mission-copy>p,.case-mission.compact .case-questions{display:none}
.mission-visual{position:relative}.scene-hotspots{position:absolute;inset:0}.scene-hotspots[hidden]{display:none}.scene-hotspots>[data-find]{position:absolute;translate:-50% -50%;width:42px;height:42px;border-radius:50%;border:3px solid #fff;background:var(--gold);color:#171006;font-weight:1000;box-shadow:0 0 0 7px #e9b94944,0 4px 14px #000}.scene-hotspots>[data-find]:hover,.scene-hotspots>[data-find]:focus-visible{scale:1.18}.scene-expand{position:absolute;right:1rem;bottom:1rem;min-height:44px;border:2px solid #fff;border-radius:12px;background:#071524dd;color:#fff;padding:.5rem .8rem;font-weight:900}.scene-dialog{width:min(920px,94vw);max-height:92vh;padding:0;border:2px solid var(--gold);border-radius:20px;background:#071524;color:#fff;overflow:hidden}.scene-dialog::backdrop{background:#02060bd9;backdrop-filter:blur(6px)}.dialog-close{position:absolute;right:.7rem;top:.7rem;z-index:2;width:48px;height:48px;border-radius:50%;border:2px solid #fff;background:#071524;color:#fff;font-size:2rem}.scene-detail-image{height:min(58vh,520px);background-size:240%;background-repeat:no-repeat}.scene-dialog.full-scene .scene-detail-image{background-size:contain;background-color:#02060b}.scene-detail-copy{padding:1rem 1.4rem}.scene-detail-copy h2{margin:.2rem 0;font-family:'Playfair Display',serif;font-size:2rem}.scene-detail-copy p{color:var(--muted)}
.chapter-track{display:flex;gap:.35rem;overflow:auto;padding:.6rem .15rem}.chapter-track span{min-width:88px;display:grid;justify-items:center;gap:.25rem;color:#8498aa;font-size:.68rem;text-align:center}.chapter-track i{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;border:2px solid var(--line);font-style:normal;font-weight:900}.chapter-track .done i{background:var(--cyan);border-color:var(--cyan);color:#05212a}.chapter-track .done{color:var(--muted)}.chapter-track .active i{background:var(--gold);border-color:var(--gold);color:#171006;box-shadow:0 0 0 4px #e9b94922}.chapter-track .active{color:var(--gold)}
#firstBuzz .announce{font-size:clamp(1.5rem,3vw,2.6rem);overflow-wrap:anywhere}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
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