:root{--bg:#0d0f13;--panel:#151922;--panel2:#1c2230;--text:#f5f7fa;--muted:#a8b0bd;--line:#2b3445;--accent:#d84a5b;--blue:#55b8dd;--soft:#11151d}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;line-height:1.75}a{color:inherit}.wrap{max-width:1120px;margin:auto;padding:28px 20px 80px}.top{display:flex;align-items:center;gap:12px;margin-bottom:34px}.logo{width:38px;height:38px;border-radius:10px}.brand{font-weight:800;letter-spacing:.02em}.eyebrow{font-size:.78rem;color:var(--blue);font-weight:800;letter-spacing:.16em}.hero{padding:30px 0 12px}.hero h1{font-size:clamp(2rem,5vw,4rem);line-height:1.08;margin:.2em 0}.hero p{max-width:760px;color:var(--muted);font-size:1.05rem}.lead-note{max-width:760px;padding:14px 16px;border:1px solid var(--line);background:var(--soft);border-radius:12px;color:#dce2ea}
.question{margin:34px 0 12px;font-size:1.35rem}.helper{margin-top:-4px;color:var(--muted);font-size:.92rem}.choice-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;margin:14px 0 26px}.choice{appearance:none;text-align:left;border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:14px;padding:17px;cursor:pointer;font:inherit;transition:.15s}.choice:hover,.choice.active{background:var(--panel2);border-color:#57657c;transform:translateY(-1px)}.choice strong{display:block;font-size:1rem}.choice span{display:block;color:var(--muted);font-size:.84rem;margin-top:4px}.choice.active:after{content:"選択中";display:inline-block;margin-top:9px;font-size:.72rem;color:var(--blue);font-weight:800}.result-panel{margin-top:30px;padding:20px;border:1px solid var(--line);border-radius:18px;background:#11151d}.result-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:12px}.result-head h2{margin:0}.reset{border:0;background:none;color:var(--blue);cursor:pointer;font:inherit}.quick-hubs{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:14px 0}.hub{display:block;text-decoration:none;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:17px}.hub:hover{background:var(--panel2)}.hub strong{display:block}.hub small{color:var(--muted)}.controls{display:grid;grid-template-columns:1fr auto;gap:12px;position:sticky;top:0;padding:14px 0;background:rgba(13,15,19,.94);backdrop-filter:blur(8px);z-index:5}input,select{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:12px;background:var(--panel);color:var(--text);font-size:1rem}.stats{color:var(--muted);font-size:.9rem;margin:10px 0 22px}.section-title{margin:36px 0 14px;font-size:1.25rem}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}.card{display:block;text-decoration:none;background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--line);border-radius:14px;padding:18px;transition:.15s}.card:hover{transform:translateY(-2px);background:var(--panel2)}.card.urgent{border-left-color:#ff5d67}.card.high{border-left-color:#f0a14a}.card.watch{border-left-color:#5d8dff}.badge{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.08em;padding:3px 8px;border-radius:999px;background:#242b39;color:#dce3ed}.card h2,.card h3{font-size:1.06rem;line-height:1.45;margin:10px 0 8px}.meta{font-size:.82rem;color:var(--muted)}.desc{font-size:.92rem;color:#c7ced8}.empty{padding:18px;color:var(--muted);border:1px dashed var(--line);border-radius:12px}.article{max-width:820px}.article h1{font-size:clamp(1.8rem,5vw,3rem);line-height:1.25;margin:.3em 0}.lead{font-size:1.08rem;color:#d9dee6}.box{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;margin:24px 0}.box strong{color:#fff}.article h2{margin-top:38px}.source{word-break:break-all;color:var(--blue)}.cta{margin-top:42px;padding:24px;border-radius:16px;background:linear-gradient(135deg,#191e29,#251a20);border:1px solid #49313a}.cta a{font-weight:800}.backline{margin:20px 0;color:var(--muted)}footer{margin-top:60px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:.85rem}@media(max-width:680px){.controls{grid-template-columns:1fr}.wrap{padding-left:16px;padding-right:16px}.result-head{align-items:flex-start;flex-direction:column}.choice-grid{grid-template-columns:1fr 1fr}}@media(max-width:430px){.choice-grid{grid-template-columns:1fr}}

/* 2026-09-01: problem-solving search UX */
.search-first{margin:24px 0 34px;padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--soft)}
.search-copy{display:grid;grid-template-columns:minmax(180px,.55fr) minmax(0,1.45fr);gap:10px 24px;align-items:end}.search-copy .eyebrow{grid-column:1/-1}.search-copy h2{margin:0;font-size:1.35rem}.search-copy p{margin:0;color:var(--muted);font-size:.92rem}.search-box{display:block;margin-top:18px}.search-box>span{display:block;margin-bottom:7px;font-weight:800}.search-box input{font-size:1.05rem;background:#0d1118}.search-box small{display:block;margin-top:7px;color:var(--muted)}.search-examples{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.search-examples button{appearance:none;border:1px solid var(--line);border-radius:999px;background:var(--panel);color:var(--text);padding:8px 12px;font:inherit;font-size:.85rem;cursor:pointer}.search-examples button:hover,.search-examples button:focus-visible{border-color:#65748b;background:var(--panel2)}
.result-panel.search-mode{border-color:#52647d}.help-escape{margin-top:30px;padding:18px 20px;border:1px dashed var(--line);border-radius:14px;color:var(--muted)}.help-escape strong{display:block;color:var(--text)}.help-escape p{margin:5px 0 8px}.help-escape a{color:var(--blue);font-weight:800;text-decoration:none}
@media(max-width:680px){.search-copy{grid-template-columns:1fr}.search-first{padding:18px}}