:root{
  --blue:#0f67b9;--deep:#153a62;--sky:#e8f5ff;--paper:#fffef9;--line:#bed6eb;
  --yellow:#ffc83d;--red:#df3c3c;--green:#2f9b58;--orange:#ee8d26;--purple:#735bc1;
  --shadow:0 12px 28px rgba(22,69,108,.15)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;min-height:100vh;font-family:system-ui,-apple-system,"Segoe UI","Noto Sans JP","Yu Gothic",sans-serif;color:#18324b;background:linear-gradient(180deg,#d9f1ff 0,#f4fbff 45%,#eef7ff 100%)}
button{font:inherit}
button:focus-visible,.transcript-line:focus-visible{outline:4px solid #ffcf33;outline-offset:2px}
.app-shell{width:min(1500px,calc(100% - 24px));margin:12px auto 0}
.hero{background:linear-gradient(135deg,#56b8f2,#c5edff);border:3px solid #1265ad;border-radius:22px;padding:14px 18px;display:flex;gap:16px;align-items:center;justify-content:space-between;box-shadow:var(--shadow)}
.hero-title{display:flex;align-items:center;gap:12px;min-width:0}.detective-badge{width:82px;height:82px;border-radius:50%;display:grid;place-items:center;font-size:47px;background:#fff9;border:3px solid #fff;box-shadow:0 5px 15px #0c639144}
.eyebrow{display:inline-block;margin:0 0 2px;padding:3px 10px;border-radius:999px;background:#111;color:#ffe44a;font-weight:900}.hero h1{font-size:clamp(29px,4.2vw,58px);line-height:1;margin:0;color:#e52929;text-shadow:3px 3px 0 #fff,5px 5px 0 #10273e;letter-spacing:.02em}.subtitle{margin:8px 0 0;font-weight:900;color:#173d62}
.stats{display:grid;grid-template-columns:repeat(4,minmax(100px,1fr));gap:9px;min-width:min(610px,50%)}.stat{background:#fff;border:2px solid #1768ad;border-radius:14px;padding:9px 12px;text-align:center;box-shadow:0 4px 0 #91bcd8}.stat span{display:block;font-size:13px;font-weight:800}.stat strong{display:block;font-size:clamp(20px,2.3vw,32px);margin-top:2px;color:#0f2d49}
.mission-bar{margin:12px 0;display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fff9;border:2px solid #87bde1;border-radius:15px;padding:10px 14px;box-shadow:var(--shadow)}.mission-bar strong{color:#d92727;margin-right:10px}.mission-bar span{font-weight:800}.mission-actions{display:flex;gap:8px;flex-shrink:0}.small-btn{border:2px solid #7fa8ca;border-radius:10px;background:#fff;padding:8px 12px;font-weight:900;color:#234d72;cursor:pointer}.small-btn:hover{background:#edf8ff}
.game-grid{display:grid;grid-template-columns:250px minmax(440px,1fr) 370px;gap:12px;align-items:stretch}.card{background:var(--paper);border:2px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.howto,.analysis{padding:14px}.card h2{margin:0 0 12px;color:#184f84}.howto h2,.analysis h2{background:linear-gradient(90deg,#0f67b9,#1d82d4);color:#fff;margin:-14px -14px 14px;padding:10px 14px;border-radius:15px 15px 0 0;text-align:center}.howto ol{list-style:none;padding:0;margin:0;display:grid;gap:15px}.howto li{font-weight:800;line-height:1.55;display:grid;grid-template-columns:30px 1fr;align-items:start;gap:8px}.howto li span{width:27px;height:27px;border-radius:50%;display:grid;place-items:center;background:#164f81;color:#fff}.warning-box{margin-top:18px;background:#fff3cf;border:2px solid #f0bf35;border-radius:12px;padding:11px;color:#9d251f}.warning-box p{margin:6px 0 0;font-size:13px;line-height:1.6;font-weight:700}.hint-panel{margin-top:14px;background:#f3f9ff;border:1px solid #c5ddf1;border-radius:12px;padding:12px;text-align:center}.hint-title{font-weight:900}.hint-count{font-size:27px;color:#d92d2d;font-weight:1000;margin:4px}.primary-btn,.secondary-btn{border:0;border-radius:12px;padding:11px 18px;font-weight:900;cursor:pointer}.primary-btn{color:#fff;background:linear-gradient(#1a83dd,#0d62af);box-shadow:0 4px 0 #08477f}.primary-btn:active{transform:translateY(3px);box-shadow:0 1px 0 #08477f}.primary-btn:disabled{opacity:.45;cursor:not-allowed;transform:none}.secondary-btn{color:#21435f;background:#e7edf3;border:1px solid #a9bdce}.hint-btn{width:100%;margin-top:4px}
.phone{overflow:hidden;display:flex;flex-direction:column;min-height:650px;border:6px solid #303943;border-radius:34px;background:#eef4f8}.phone-top{padding:18px 20px;background:linear-gradient(120deg,#20272e,#4a535c);color:#fff;display:flex;align-items:center;justify-content:space-between}.call-state{font-size:14px;color:#d6e1e8;font-weight:800}.phone-top h2{margin:3px 0;color:#fff;font-size:25px}.phone-top p{margin:0;color:#d6e1e8}.avatar{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:#fff;font-size:34px}.case-meta{display:flex;justify-content:space-between;gap:10px;padding:9px 15px;background:#dfeaf2;color:#355369;font-weight:800;font-size:13px;border-bottom:1px solid #c5d5e1}.transcript{padding:14px;display:grid;gap:8px;overflow:auto;flex:1;align-content:start}.transcript-line{border:2px solid #c6d6e2;border-radius:13px;background:#fff;padding:11px 13px;text-align:left;color:#17334c;line-height:1.55;font-weight:720;cursor:pointer;transition:.12s transform,.12s border-color,.12s background;position:relative}.transcript-line:hover{transform:translateY(-1px);border-color:#4b9bd6}.transcript-line::before{content:attr(data-speaker);display:block;font-size:11px;color:#688094;margin-bottom:3px}.transcript-line.found{background:#fff4d3;border-color:#f3ae1c;box-shadow:0 0 0 3px #ffd65a55}.transcript-line.found::after{content:"✓ 判断材料";position:absolute;right:8px;top:7px;font-size:11px;color:#9b5c00;background:#ffe38a;border-radius:999px;padding:2px 7px}.transcript-line.miss{animation:shake .35s;border-color:#e65454;background:#fff0f0}.transcript-line.hint{animation:pulse 1s 2;box-shadow:0 0 0 5px #ffd42b88}.tap-note{padding:9px 14px;text-align:center;background:#fff;color:#617588;font-size:12px;font-weight:700;border-top:1px solid #c7d7e3}@keyframes shake{25%{transform:translateX(-5px)}50%{transform:translateX(5px)}75%{transform:translateX(-3px)}}@keyframes pulse{50%{transform:scale(1.015);border-color:#e6ad00}}
.analysis{display:flex;flex-direction:column}.clue-list{display:grid;gap:8px;min-height:250px}.clue-slot{border:2px dashed #b6cbdc;border-radius:12px;min-height:48px;padding:8px 10px;display:flex;align-items:center;gap:9px;color:#8194a5;background:#f7fafc}.clue-slot .num{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#dce8f1;font-weight:900;flex:0 0 auto}.clue-slot.on{border-style:solid;border-color:#f0b325;background:#fff8df;color:#3f3f34}.clue-slot.on .num{background:#ffc83d;color:#573c00}.clue-slot strong{font-size:13px;line-height:1.4}.decision-area{margin-top:auto;padding-top:12px;border-top:2px solid #d5e2ec}.decision-area h3{margin:0;color:#c52f2f}.decision-area p{font-size:12px;color:#65798b;font-weight:700}.decision-buttons{display:grid;gap:8px}.decision-btn{border:0;border-radius:11px;padding:10px 12px;text-align:left;color:#fff;font-weight:900;cursor:pointer;box-shadow:0 4px 0 rgba(0,0,0,.22)}.decision-btn:active{transform:translateY(3px);box-shadow:0 1px 0 rgba(0,0,0,.25)}.decision-btn:disabled{opacity:.38;cursor:not-allowed;transform:none}.decision-btn.danger{background:#d73f3f}.decision-btn.safe{background:#2f9b58}.decision-btn.verify{background:#e18b20}.decision-btn.consult{background:#6555b1}
.bottom-panel{margin-top:12px;padding:11px 14px;display:flex;align-items:center;justify-content:space-between;gap:12px}.bottom-panel>div:first-child{display:grid}.bottom-panel strong{color:#154f81}.bottom-panel span{font-size:13px;font-weight:700}.stage-controls{display:flex;gap:8px}.nav-btn{border:0;border-radius:10px;background:#1676c5;color:#fff;font-weight:900;padding:10px 13px;cursor:pointer}.nav-btn:disabled{opacity:.4;cursor:not-allowed}.stage-list-btn{background:#eaaa1c;color:#3e2d00}
.ad-panel{max-width:1500px;margin:12px auto 0;border:1px solid #d7e6f8;border-radius:10px;background:#fff;overflow:hidden}.ad-panel[hidden]{display:none!important;margin:0!important;padding:0!important;border:0!important;height:0!important;overflow:hidden!important}.ad-panel-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:5px 8px;background:#f4f8ff;border-bottom:1px solid #d7e6f8}.ad-label,.ad-wait{font-size:.72rem;color:#4f6f91}.ad-close-btn{display:none;margin:0;padding:3px 8px;border:0;border-radius:999px;background:#1565c0;color:#fff;font-size:.72rem;font-weight:700;cursor:pointer}.ad-body{padding:8px;min-height:76px;background:#fff;display:grid;place-items:center}
footer{text-align:center;padding:9px 0 16px;font-size:.85rem;color:#1565c0}footer p{margin:3px}footer a{color:#1565c0;font-weight:800;text-decoration:none}
.modal{position:fixed;inset:0;z-index:100;background:#102b44db;display:grid;place-items:center;padding:15px}.modal[hidden]{display:none}.modal-card{width:min(560px,100%);max-height:92vh;overflow:auto;background:#fff;border-radius:22px;padding:22px;text-align:center;box-shadow:0 22px 70px #0008;border:3px solid #9cc8e8}.modal-card.wide{width:min(850px,100%)}.modal-card h2{margin:4px 0 13px;color:#164f81}.result-icon{font-size:58px}.result-lead{font-weight:900;font-size:18px}.answer-box{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:13px 0}.answer-box>div{border:1px solid #c5d7e5;border-radius:12px;padding:10px;background:#f4f9fd}.answer-box span{display:block;font-size:12px;color:#687d8f}.answer-box strong{display:block;margin-top:4px}.source-note{font-size:12px;text-align:left;background:#eef7ff;padding:10px;border-radius:10px;color:#395a75}.modal-actions{display:flex;gap:9px;justify-content:center;margin-top:15px}.full{width:100%;margin-top:14px}.stage-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.stage-cell{border:2px solid #c4d7e6;border-radius:10px;background:#f5f9fc;padding:10px 4px;font-weight:900;cursor:pointer;color:#31516b}.stage-cell.done{background:#def4df;border-color:#59aa5f}.stage-cell.active{background:#1c78c5;color:#fff;border-color:#105693}.help-list{text-align:left;line-height:1.7}
@media(max-width:1180px){.hero{align-items:stretch;flex-direction:column}.stats{min-width:0;width:100%}.game-grid{grid-template-columns:220px minmax(420px,1fr)}.analysis{grid-column:1/-1}.analysis{display:grid;grid-template-columns:1fr 1.25fr;gap:16px}.analysis h2{grid-column:1/-1}.decision-area{margin:0;padding:0 0 0 14px;border-top:0;border-left:2px solid #d5e2ec}.clue-list{min-height:0}}
@media(max-width:800px){.app-shell{width:min(100% - 12px,1500px);margin-top:6px}.hero{padding:12px}.detective-badge{width:58px;height:58px;font-size:33px}.hero h1{font-size:31px}.subtitle{font-size:12px}.stats{grid-template-columns:repeat(2,1fr)}.mission-bar{align-items:flex-start;flex-direction:column}.game-grid{grid-template-columns:1fr}.howto{order:2}.phone{order:1;min-height:610px}.analysis{order:3;grid-template-columns:1fr}.analysis h2{grid-column:auto}.decision-area{padding:12px 0 0;border-left:0;border-top:2px solid #d5e2ec}.bottom-panel{align-items:stretch;flex-direction:column}.stage-controls{display:grid;grid-template-columns:1fr 1fr}.stage-controls .stage-list-btn{grid-column:1/-1;grid-row:1}.nav-btn{padding:11px 7px}.stage-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:480px){.hero-title{align-items:flex-start}.eyebrow{font-size:11px}.hero h1{font-size:27px;line-height:1.15}.stats{gap:6px}.stat{padding:7px 5px}.stat strong{font-size:20px}.mission-actions{width:100%}.small-btn{flex:1}.phone{border-width:4px;border-radius:24px;min-height:580px}.phone-top{padding:14px}.phone-top h2{font-size:20px}.avatar{width:52px;height:52px;font-size:28px}.case-meta{font-size:11px;flex-direction:column;gap:3px}.transcript{padding:9px}.transcript-line{font-size:14px;padding:10px}.decision-buttons{grid-template-columns:1fr}.answer-box{grid-template-columns:1fr}.modal-actions{flex-direction:column}.stage-grid{grid-template-columns:repeat(4,1fr)}}