:root{color-scheme:light;--bg:#f6f4ee;--surface:#fff;--surface-2:#f0eee6;--ink:#20201d;--muted:#67645d;--line:#dad5ca;--accent:#176b52;--danger:#9e2f22;--shadow:0 16px 40px rgba(41,37,29,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif;line-height:1.6}a{color:inherit}button,input,select,textarea{font:inherit}.site-shell{min-height:100vh}.topbar{border-bottom:1px solid var(--line);background:hsla(45,31%,95%,.92);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}.topbar-inner{width:min(1120px,calc(100% - 32px));margin:0 auto;min-height:64px;justify-content:space-between;gap:18px}.brand,.topbar-inner{display:flex;align-items:center}.brand{gap:12px;text-decoration:none;font-weight:750;letter-spacing:0}.brand-mark{width:34px;height:34px;border-radius:8px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:15px}.nav-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.nav-links a{text-decoration:none;color:var(--muted);padding:8px 10px;border-radius:8px}.nav-links a:hover{color:var(--ink);background:var(--surface-2)}.page{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:38px 0 64px}.hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(280px,.85fr);gap:32px;align-items:start;padding:26px 0 20px}.eyebrow{color:var(--accent);font-size:13px;font-weight:750;text-transform:uppercase;letter-spacing:.08em}h1,h2,h3{letter-spacing:0;line-height:1.18}h1{margin:10px 0 14px;font-size:clamp(34px,5vw,58px)}h2{font-size:24px;margin:0 0 14px}h3{margin:0 0 10px}.lead,h3{font-size:18px}.lead{color:var(--muted);max-width:760px}.item-card,.notice,.panel{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:20px;box-shadow:var(--shadow)}.notice p{margin:0;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.panel.compact{box-shadow:none;background:transparent}.link-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.link-tile{display:flex;align-items:center;justify-content:space-between;min-height:56px;border:1px solid var(--line);border-radius:8px;padding:12px 14px;text-decoration:none;background:#fff}.link-tile:hover{border-color:var(--accent)}.meta{color:var(--muted);font-size:14px}.survey-header{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start;margin-bottom:22px}.field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.field{display:grid;gap:6px}.label,label{font-weight:700;color:var(--ink)}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:10px 12px;background:#fff;color:var(--ink)}textarea{min-height:86px;resize:vertical}a:focus-visible,button:focus-visible,input:focus,select:focus,textarea:focus{outline:3px solid rgba(15,118,110,.25);outline-offset:2px}.progress{height:10px;background:var(--surface-2);border-radius:999px;overflow:hidden;border:1px solid var(--line)}.progress>span{display:block;height:100%;background:var(--accent)}.items{display:grid;gap:18px}.item-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:12px}.tag{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:999px;padding:3px 9px;color:var(--muted);font-size:13px;white-space:nowrap}.feedback-text,.idea-text{white-space:pre-wrap;border-left:4px solid var(--line);padding:10px 0 10px 14px;margin:0 0 16px}.feedback-text{max-height:460px;overflow:auto;border-left-color:var(--accent);background:#fbfaf6;padding-right:12px}.question-block{display:grid;gap:10px;margin-top:16px}.choice-group{display:flex;flex-wrap:wrap;gap:8px}.choice{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;padding:8px 11px;cursor:pointer}.choice.active,.choice:hover{border-color:var(--accent)}.choice.active{background:#e7f3ef;color:#0c4c3b;font-weight:750}.button-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:18px}.btn{border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;padding:10px 14px;cursor:pointer;font-weight:750}.btn.secondary{background:#fff;color:var(--accent)}.btn:disabled,.choice:disabled{cursor:not-allowed;opacity:.52}.status{border-radius:8px;padding:12px 14px;margin-top:16px;border:1px solid var(--line);background:#fff}.status.success{border-color:#8bbcae;color:#0c4c3b;background:#edf8f4}.status.error{border-color:#e3aaa2;color:var(--danger);background:#fff2ef}.divider{border:0;border-top:1px solid var(--line);margin:22px 0}@media (max-width:820px){.page,.topbar-inner{width:min(100% - 22px,1120px)}.field-row,.grid,.hero,.link-grid,.survey-header{grid-template-columns:1fr}.topbar-inner{align-items:flex-start;flex-direction:column;padding:12px 0}}