:root{--primary:#0f766e;--primary-hover:#115e59;--primary-soft:#ecfdf9;--bg:#f5f8f8;--surface:#fff;--surface-muted:#eef3f3;--border:#dde6e6;--border-strong:#c7d6d6;--text:#1f2933;--text-sub:#5b7070;--text-faint:#8aa0a0;--success:#16a34a;--warning:#d97706;--danger:#dc2626;--danger-soft:#fef2f2;--warning-soft:#fffbeb;--font:-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",system-ui,sans-serif;--r-md:10px;--r-lg:14px;--shadow-sm:0 1px 2px #0f3c3c0f;--shadow-md:0 6px 20px #0f3c3c14}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);color:var(--text);background:var(--bg);min-height:100vh}button{font-family:var(--font);cursor:pointer}b{font-weight:600}.app{flex-direction:column;min-height:100vh;display:flex}.mode-badge{border-radius:var(--r-md);border:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:14px;padding:8px 14px;font-size:12px;display:flex}.mode-badge.live{background:var(--primary-soft);color:#0f5e57;border-color:#b8e4de}.mode-badge.fallback{background:var(--warning-soft);color:#92400e;border-color:#fde68a}.mode-dot{background:currentColor;border-radius:50%;flex:none;width:8px;height:8px}.mode-label{font-weight:600}.mode-reason{color:inherit;opacity:.85}.mode-note{color:var(--text-faint);margin-left:auto;font-size:11px}.head-actions{flex-wrap:wrap;gap:8px;display:flex}.topbar{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);z-index:30;background:#ffffffdb;justify-content:space-between;align-items:center;gap:16px;width:100%;max-width:1080px;margin:0 auto;padding:12px 20px;display:flex;position:sticky;top:0}.brand{align-items:center;gap:12px;display:flex}.brand-mark{background:var(--primary);color:#fff;width:42px;height:42px;box-shadow:var(--shadow-md);border-radius:12px;justify-content:center;align-items:center;font-size:13px;font-weight:700;display:flex}.brand-txt h1{letter-spacing:.5px;font-size:20px;font-weight:700}.brand-txt p{color:var(--text-sub);margin-top:2px;font-size:12px}.patient-strip{color:var(--text-sub);font-size:13px}.patient-chip{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);border-radius:999px;padding:6px 14px;display:inline-block}.strip-empty{color:var(--text-faint)}.steps{flex-wrap:wrap;align-items:center;gap:4px;width:100%;max-width:1080px;margin:0 auto;padding:14px 20px 4px;display:flex}.step{color:var(--text-faint);background:0 0;border:none;align-items:center;gap:8px;padding:6px 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h2{letter-spacing:.5px;font-size:24px;font-weight:700}.page-sub{color:var(--text-sub);margin-top:6px;font-size:14px;line-height:1.6}.page-head-with-action{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px;display:flex}.btn{border-radius:var(--r-md);border:1.5px solid #0000;align-items:center;gap:8px;padding:10px 18px;font-size:14px;font-weight:600;transition:all .15s;display:inline-flex}.btn.primary{background:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-hover)}.btn.ghost{background:var(--surface);color:var(--primary);border-color:var(--primary)}.btn.ghost:hover{background:var(--primary-soft)}.btn:disabled{opacity:.5;cursor:not-allowed}.case-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.case-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);cursor:pointer;text-align:left;box-shadow:var(--shadow-sm);padding:20px;transition:all .18s}.case-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md);transform:translateY(-3px)}.case-card:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.case-scene{color:var(--primary);background:var(--primary-soft);border-radius:999px;padding:2px 10px;font-size:12px;font-weight:600;display:inline-block}.case-name{margin:12px 0 2px;font-size:18px;font-weight:700}.case-meta{color:var(--text-sub);gap:10px;font-size:12px;display:flex}.case-chief{background:var(--surface-muted);border-radius:var(--r-md);margin:12px 0 0;padding:10px 12px;font-size:14px;line-height:1.5}.safety-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);align-items:flex-start;gap:12px;margin-top:20px;padding:16px 20px;display:flex}.safety-box p{color:var(--text-sub);font-size:13px;line-height:1.6}.intake-head{background:var(--surface);border:1px solid 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span{align-items:center;display:inline-flex}@media (width<=860px){.case-grid{grid-template-columns:1fr 1fr}.msg{max-width:90%}}@media (width<=560px){.case-grid{grid-template-columns:1fr}.step-name{display:none}.report-sheet{padding:20px}.page-head-with-action{flex-direction:column;align-items:stretch}}@media print{.topbar,.steps,.app-footer,.chat-input,.report-toolbar{display:none!important}body{background:#fff}.view{max-width:100%;padding:0}.report-sheet{box-shadow:none;border:none;padding:0}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}