:root{
  --bg:#f5f8fc;
  --card:#ffffff;
  --text:#101828;
  --muted:#667085;
  --line:#e7edf5;
  --primary:#2878ff;
  --primary2:#67a4ff;
  --green:#22b573;
  --yellow:#f5a623;
  --red:#ef4e5e;
  --shadow:0 18px 50px rgba(29,67,120,.08);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0;background:var(--bg);color:var(--text);font-family:Pretendard,Arial,sans-serif}
button{font:inherit;cursor:pointer}
.app-shell{min-height:100vh;display:grid;grid-template-columns:235px 1fr}
.sidebar{background:#fff;border-right:1px solid var(--line);padding:28px 20px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:12px;margin:0 8px 38px}
.brand-icon{font-size:28px;color:var(--primary);font-weight:800}
.brand strong{display:block;font-size:18px}
.brand span{font-size:11px;color:var(--muted);letter-spacing:.08em}
nav{display:flex;flex-direction:column;gap:8px}
.nav-item{border:0;background:transparent;padding:13px 14px;border-radius:12px;text-align:left;color:#596579;font-weight:600}
.nav-item span{display:inline-block;width:24px}
.nav-item:hover,.nav-item.active{background:#edf4ff;color:var(--primary)}
.device-card{margin-top:auto;background:#f3f8ff;border:1px solid #dfeaff;border-radius:15px;padding:14px;display:flex;gap:10px}
.status-dot{width:9px;height:9px;border-radius:50%;background:var(--green);margin-top:5px;box-shadow:0 0 0 5px rgba(34,181,115,.1)}
.device-card strong{font-size:12px}
.device-card p{font-size:10px;line-height:1.5;color:var(--muted);margin:5px 0 0}
.content{padding:34px 42px 60px;max-width:1500px;width:100%;margin:auto}
.topbar{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:30px}
.eyebrow{color:var(--primary);font-size:11px;font-weight:800;letter-spacing:.14em;margin:0 0 7px}
h1{font-size:30px;margin:0 0 9px;letter-spacing:-.03em}
.subtitle{margin:0;color:var(--muted);font-size:14px}
.profile{background:#fff;border:1px solid var(--line);border-radius:999px;padding:10px 14px;font-size:13px;box-shadow:0 6px 18px rgba(0,0,0,.04)}
.profile span{color:var(--green);margin-left:4px}
.page{display:none}
.page.active{display:block;animation:fade .25s ease}
@keyframes fade{from{opacity:.4;transform:translateY(6px)}to{opacity:1;transform:none}}
.hero{min-height:350px;border-radius:28px;background:linear-gradient(135deg,#fff 0%,#eef6ff 100%);box-shadow:var(--shadow);padding:48px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;overflow:hidden}
.hero-badge{display:inline-block;background:#e8f2ff;color:var(--primary);padding:7px 11px;border-radius:999px;font-size:12px;font-weight:700}
.hero h2{font-size:38px;line-height:1.25;letter-spacing:-.04em;margin:18px 0}
.hero p{color:var(--muted);max-width:570px;line-height:1.7}
.primary,.secondary,.danger{border:0;border-radius:12px;padding:13px 18px;font-weight:700}
.primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(40,120,255,.2)}
.secondary{background:#fff;border:1px solid var(--line);color:#344054}
.danger{background:var(--red);color:#fff}
.hero .primary{margin-top:15px}
.hero-visual{height:290px;position:relative;display:grid;place-items:center}
.pulse-ring{width:180px;height:180px;border:22px solid rgba(40,120,255,.08);border-top-color:var(--primary);border-radius:50%;animation:spin 3s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.heart{position:absolute;font-size:60px;color:var(--primary)}
.metric-float{position:absolute;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:15px;padding:13px 16px;font-size:12px}
.metric-float b{font-size:25px;margin-right:4px}.metric-float span{color:var(--muted)}
.metric-float.one{left:10%;bottom:18%}.metric-float.two{right:5%;top:14%;color:var(--green);font-weight:700}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:20px}
.feature-grid article,.camera-card,.live-panel,.question-card,.mini-result,.summary-card,.score-card,.result-details,.recommendation,.medical-notice,.hospital-panel,.chart-card,.history-list,.settings-card{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 9px 28px rgba(34,70,120,.05)}
.feature-grid article{padding:22px}
.feature-icon{width:40px;height:40px;border-radius:12px;background:#edf4ff;display:grid;place-items:center;color:var(--primary);font-size:20px}
.feature-grid h3{font-size:15px;margin:16px 0 8px}.feature-grid p{color:var(--muted);font-size:12px;line-height:1.7;margin:0}
.section-title{display:flex;justify-content:space-between;align-items:end;margin-bottom:18px}.section-title h2{margin:0;font-size:25px}
.step-pill{background:#eef6ff;color:var(--primary);border-radius:999px;padding:8px 14px;font-size:12px;font-weight:700}
.measure-layout{display:grid;grid-template-columns:1fr .95fr;gap:20px}
.camera-card{padding:18px}.camera-frame{height:460px;background:#0e1520;border-radius:16px;position:relative;overflow:hidden}
.camera-frame video{width:100%;height:100%;object-fit:cover;display:none;transform:scaleX(-1)}
.camera-placeholder{position:absolute;inset:0;color:#dbe7f7;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;gap:10px}
.camera-placeholder span{font-size:12px;color:#8ea0b7}.face-guide{font-size:74px;color:#92baff}
.face-box{position:absolute;width:46%;height:66%;border:2px solid #44d38b;border-radius:45% 45% 38% 38%;left:27%;top:15%;opacity:.8;pointer-events:none}
.scan-line{position:absolute;left:30%;right:30%;height:2px;background:#46dc94;box-shadow:0 0 12px #46dc94;top:24%;opacity:0}
.measuring .scan-line{opacity:1;animation:scan 1.7s ease-in-out infinite alternate}
@keyframes scan{to{top:72%}}
.camera-actions{display:flex;gap:10px;margin-top:14px}.camera-actions button{flex:1}
.live-panel{padding:20px;display:flex;flex-direction:column;gap:16px}
.metric-card{padding:19px;background:#f8fbff;border-radius:16px}.metric-card span{font-size:12px;color:var(--muted)}.metric-card div{margin:7px 0}.metric-card strong{font-size:50px}.metric-card small{font-size:16px;color:var(--muted)}.metric-card em{font-style:normal;color:var(--green);font-size:12px}
.signal-card{border:1px solid var(--line);border-radius:16px;padding:16px}.card-head{display:flex;justify-content:space-between;color:#475467;font-size:12px}canvas{max-width:100%}
.progress-label{display:flex;justify-content:space-between;font-size:12px;margin-bottom:8px}.progress{height:9px;border-radius:999px;background:#edf1f7;overflow:hidden}.progress div{width:0;height:100%;background:linear-gradient(90deg,var(--primary),#66b1ff);transition:.2s}
.question-wrap{max-width:760px;margin:15px auto}.question-wrap>h2{font-size:28px;letter-spacing:-.03em}
.mini-result{display:flex;align-items:center;gap:16px;padding:17px 20px;margin:22px 0}.mini-result span{color:var(--muted);font-size:12px}.mini-result strong{font-size:23px}.mini-result em{margin-left:auto;background:#eaf9f2;color:var(--green);font-style:normal;padding:6px 10px;border-radius:999px;font-size:11px}
.question-card{padding:32px;text-align:center}.robot{width:54px;height:54px;background:#edf4ff;color:var(--primary);border-radius:50%;display:grid;place-items:center;font-size:25px;margin:auto}.question-card h3{font-size:21px;margin:20px 0}
.answers{display:grid;gap:10px}.answer-btn{border:1px solid #d8e5f5;background:#fff;border-radius:13px;padding:14px;color:#344054}.answer-btn:hover{background:#edf5ff;border-color:#8bb6ff;color:var(--primary)}
.question-progress{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:11px;margin-top:15px}.question-progress>div{flex:1;background:#e9eef5;height:6px;border-radius:999px;overflow:hidden}.question-progress i{display:block;width:25%;height:100%;background:var(--primary);transition:.3s}
.result-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:16px}.summary-card,.score-card{padding:25px}.status-icon{width:48px;height:48px;background:#eaf9f2;color:var(--green);display:grid;place-items:center;border-radius:50%;font-size:24px}.summary-card>span,.score-card span{color:var(--muted);font-size:12px}.summary-card h3{font-size:22px;margin:10px 0}.summary-card p,.score-card p{color:var(--muted);font-size:12px;line-height:1.6}
.score-card{display:flex;align-items:center;gap:20px}.score-ring{width:90px;height:90px;border-radius:50%;border:10px solid #e7f0ff;border-top-color:var(--primary);display:flex;align-items:center;justify-content:center;gap:2px}.score-ring strong{font-size:27px}.score-ring span{font-size:10px}.score-card h3{color:var(--green);margin:7px 0}.score-card h3.caution{color:var(--yellow)}.status-icon.caution{background:#fff6e8;color:var(--yellow)}
.result-details{margin-top:16px;overflow:hidden}.detail-row{display:grid;grid-template-columns:1.4fr .7fr .7fr;align-items:center;padding:17px 20px;border-bottom:1px solid var(--line);font-size:13px}.detail-row:last-child{border-bottom:0}.detail-row em{font-style:normal;color:var(--muted);font-size:11px}.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:9px}.green{background:var(--green)}.yellow{background:var(--yellow)}.blue{background:var(--primary)}
.recommendation{padding:22px;margin-top:16px}.recommendation h3{margin:0 0 12px}.recommend-list p{font-size:13px;color:#475467}
.medical-notice{margin-top:16px;padding:20px;display:flex;align-items:center;justify-content:space-between;background:#fff7f7;border-color:#ffd6da}.medical-notice p{margin:5px 0 0;font-size:12px;color:#7c5660}
.hospital-panel{margin-top:16px;padding:22px}
.hospital-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.hospital-head h3{margin:0}.hospital-head p{margin:5px 0 0;font-size:12px;color:var(--muted)}
.data-badge{background:#fff6e8;color:#a86a12;border-radius:999px;padding:6px 11px;font-size:11px;font-weight:700;white-space:nowrap}.data-badge.live{background:#eaf9f2;color:var(--green)}
.hospital-body{display:grid;grid-template-columns:1.05fr .95fr;gap:16px}
#hospitalMap{height:330px;border:1px solid var(--line);border-radius:16px;background:#eef2f7}
#hospitalList{display:flex;flex-direction:column;gap:10px;max-height:330px;overflow-y:auto}
.hospital-row{display:grid;grid-template-columns:26px 1fr auto;gap:12px;align-items:center;border:1px solid var(--line);border-radius:14px;padding:13px 15px}
.hospital-row:hover{border-color:#8bb6ff;background:#f8fbff}
.rank{width:26px;height:26px;border-radius:50%;background:#edf4ff;color:var(--primary);display:grid;place-items:center;font-size:12px;font-weight:700}
.hospital-row b{display:block;font-size:14px}.hospital-row .cat{font-size:11px;color:var(--muted)}
.hospital-meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.tag{font-size:11px;font-weight:700;border-radius:999px;padding:4px 9px}.tag.dist{background:#edf4ff;color:var(--primary)}.tag.time{background:#eaf9f2;color:var(--green)}.tag.walk{background:#f4f6fa;color:#667085}
.hospital-links{display:flex;flex-direction:column;gap:6px}
.hospital-links a{font-size:11px;text-decoration:none;border:1px solid var(--line);border-radius:9px;padding:6px 11px;color:#344054;text-align:center}
.hospital-links a:hover{border-color:#8bb6ff;color:var(--primary)}
.hospital-empty{color:var(--muted);font-size:13px;text-align:center;padding:26px}
.history-grid{display:grid;grid-template-columns:1.4fr .6fr;gap:18px}.chart-card,.history-list{padding:22px}.history-list h3{margin-top:0}.history-row{display:grid;grid-template-columns:1fr auto auto;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:12px}.history-row span{color:var(--muted)}.history-row em{font-style:normal;color:var(--green)}
.settings-card{max-width:720px;padding:10px 22px}.settings-card>div{display:flex;justify-content:space-between;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}.settings-card>div:last-child{border:0}.toggle{width:43px;height:24px;border:0;border-radius:999px;background:#d0d5dd;position:relative}.toggle:after{content:"";position:absolute;width:18px;height:18px;top:3px;left:3px;border-radius:50%;background:#fff;transition:.2s}.toggle.on{background:var(--primary)}.toggle.on:after{left:22px}
.toast{position:fixed;right:25px;bottom:25px;background:#111827;color:#fff;padding:13px 18px;border-radius:12px;font-size:12px;opacity:0;transform:translateY(10px);transition:.25s;pointer-events:none}.toast.show{opacity:1;transform:none}
@media(max-width:980px){.app-shell{grid-template-columns:1fr}.sidebar{position:static;height:auto;flex-direction:row;align-items:center;padding:16px}.sidebar nav{flex-direction:row;margin-left:auto}.nav-item{font-size:0}.nav-item span{font-size:18px;width:auto}.device-card{display:none}.brand{margin:0}.content{padding:24px}.hero,.measure-layout,.result-grid,.history-grid,.hospital-body{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr 1fr}.hero-visual{height:230px}}
@media(max-width:620px){.topbar{display:block}.profile{display:inline-block;margin-top:15px}.hero{padding:28px}.hero h2{font-size:30px}.feature-grid{grid-template-columns:1fr}.camera-frame{height:380px}.sidebar{overflow-x:auto}.brand span{display:none}.content{padding:18px}.result-details .detail-row{grid-template-columns:1fr auto}.detail-row em{grid-column:1/3;margin:5px 0 0 18px}.medical-notice{align-items:flex-start;gap:15px;flex-direction:column}}
.measurement-options{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.measurement-options select,.settings-card select{font:inherit;border:1px solid #cbd5e1;border-radius:8px;padding:9px;background:#fff;max-width:100%}
.mode-badge{display:inline-block;font-size:14px;color:#805500;background:#fff4d9;border-radius:8px;padding:8px 12px}
.measurement-guide{line-height:1.6;padding:12px 16px;background:#eef5ff;border-radius:12px;min-height:48px}
#roiCanvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.camera-actions{flex-wrap:wrap}
.camera-actions [hidden],[hidden]{display:none!important}
button:disabled,select:disabled{opacity:.55;cursor:default}
#prepareTimer,#captureMeta,#qualityDetails,#resultMeasurementMeta{font-size:13px;color:#58687c;line-height:1.6;margin:0}
#hrState,#rrState{color:var(--muted)}
.topbar h1,.measurement-guide,.camera-placeholder{word-break:keep-all}
.mini-result{flex-wrap:wrap;gap:12px}
.detail-row em{overflow-wrap:anywhere}
@media(max-width:600px){.detail-row{flex-wrap:wrap;gap:10px}.detail-row em{max-width:100%;flex-basis:100%}.settings-card>div{gap:12px;flex-wrap:wrap}}
:root { color-scheme: light; }
#respWaveCanvas { display:block; width:100%; height:100px; }
#inferenceDiagnostics { white-space:pre-wrap; overflow-wrap:anywhere; max-height:300px; overflow:auto; font-size:12px; }
#modelEvidence, #serverStatus, #providerUsed { color:#526477; font-size:13px; overflow-wrap:anywhere; }
#answerNote { display:block; width:100%; box-sizing:border-box; margin-top:8px; padding:10px; border:1px solid #d9e2ec; border-radius:8px; font:inherit; }
#consultationStatus { min-height:1.5em; color:#526477; }
.live-panel, .signal-card { min-width:0; }
.measurement-timeline{margin:18px 0;padding:22px 26px 16px;border:1px solid #d6e6f9;border-radius:20px;background:linear-gradient(115deg,#f0f7ff,#f1fbf7);box-shadow:0 6px 22px rgba(40,120,255,.05)}
.timeline-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:15px;color:#254b71}
#timelineClock{font-variant-numeric:tabular-nums;white-space:nowrap;font-size:13px;background:#fff;border-radius:20px;padding:6px 12px}
#timelineMessage{font-size:14px;color:#45617b;margin:10px 0 20px;min-height:1.5em}
.timeline-route{position:relative;margin:0 10px;height:86px;padding-top:12px}
.timeline-track{height:9px;background:#dce6ef;border-radius:20px;overflow:hidden}
.timeline-track>div{height:100%;width:0;background:linear-gradient(90deg,#2878ff,#29aa85);border-radius:20px;transition:width .3s linear}
.timeline-milestones{list-style:none;padding:0;margin:0;position:absolute;inset:0;pointer-events:none}
.timeline-milestones li{position:absolute;top:0;display:flex;align-items:center;flex-direction:column;gap:4px;transform:translateX(-50%);white-space:nowrap;color:#6c7d8d;font-size:12px}
.timeline-milestones i{display:grid;place-items:center;box-sizing:border-box;width:32px;height:32px;border:3px solid #dce6ef;border-radius:50%;background:#fff;color:#8595a5;font-style:normal;font-size:17px;transition:background .3s,box-shadow .3s,transform .3s}
.timeline-milestones b{font-size:12px;margin-top:3px}.timeline-milestones span{font-size:11px}
.timeline-milestones .milestone-start{left:0;transform:translateX(-20%)}
.timeline-milestones .milestone-hr{left:20%}.timeline-milestones .milestone-rr{left:33.3333%}
.timeline-milestones .milestone-end{right:0;transform:translateX(20%)}
.timeline-milestones .is-reached{color:#226f69}.timeline-milestones .is-reached i{background:#218775;color:white;border-color:#d2f1e8;box-shadow:0 0 0 4px rgba(33,135,117,.1);transform:scale(1.08)}
.timeline-milestones .milestone-hr.is-reached i{background:#2878ff;border-color:#dbeaff}
.timeline-caption{display:flex;justify-content:space-between;gap:12px;color:#617386;font-size:12px;line-height:1.5}.timeline-caption b{color:#2878ff;font-variant-numeric:tabular-nums}
#hrDetails,#rrDetails{font-size:13px;line-height:1.65;color:#58687c;word-break:keep-all;margin:8px 0 0}#hrDetails:empty,#rrDetails:empty{display:none}
.measurement-diagnostics summary{font-size:12px;color:#63758a;cursor:pointer}
.capture-notice{padding:12px 16px;border:1px solid #f0dab0;background:#fff8e9;color:#7d5a18;border-radius:12px;font-size:13px;line-height:1.6;word-break:keep-all}
@media(max-width:620px){.measurement-timeline{padding:18px 16px 14px}.timeline-heading{font-size:13px}.timeline-caption{font-size:11px}#timelineMessage{font-size:12px;min-height:3em;margin-bottom:14px}.timeline-milestones b{font-size:11px}.timeline-milestones span{font-size:10px}.timeline-route{margin:0 6px}.timeline-heading strong{max-width:65%;word-break:keep-all}}
@media(max-width:620px){.timeline-route{height:104px}.timeline-milestones b{max-width:32px;white-space:normal;text-align:center;line-height:1.2}.timeline-milestones span{font-size:9px}.timeline-milestones .milestone-rr b{margin-top:17px}}
@media(prefers-reduced-motion:reduce){.timeline-track>div,.timeline-milestones i{transition:none}.scan-line,.pulse-ring{animation:none!important}}