:root{--ink:#132d33;--muted:#647a7e;--line:#dce8e7;--teal:#086d68;--mint:#c9eae2;--pale:#f4f9f7;--navy:#102f35;--white:#fff}*{box-sizing:border-box}html,body{min-height:100%;color:var(--ink);margin:0;font-family:Arial,Helvetica,sans-serif}button,input,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.brand{letter-spacing:-2px;font-size:29px;font-weight:900;line-height:1}.brand-dot{color:#57bfae}.eyebrow{letter-spacing:.22em;color:var(--teal);margin:0 0 18px;font-size:10px;font-weight:800}.button{white-space:nowrap;border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;gap:22px;padding:13px 19px;font-size:13px;font-weight:800;transition:transform .16s,background .16s;display:inline-flex}.button:hover:not(:disabled){transform:translateY(-1px)}.button:disabled{opacity:.5;cursor:not-allowed}.button-primary{background:var(--teal);color:#fff}.button-primary:hover:not(:disabled){background:#085d59}.button-outline{color:var(--ink);background:#fff;border-color:#cbdedb}.button-outline:hover:not(:disabled){background:#f3faf8}.text-button{color:var(--teal);background:0 0;border:0;padding:0;font-size:12px;font-weight:800}.landing{background:#f6faf8;min-height:100vh}.topbar{border-bottom:1px solid #e4ece9;justify-content:space-between;align-items:center;height:86px;padding:0 max(6vw,28px);display:flex}.nav-link{font-size:13px;font-weight:800}.nav-link span{color:var(--teal);margin-left:15px}.hero{grid-template-columns:1fr 1fr;max-width:1500px;min-height:650px;margin:auto;display:grid}.hero-copy{flex-direction:column;align-items:flex-start;padding:120px 7vw 90px max(6vw,28px);display:flex}.hero h1{letter-spacing:-.07em;margin:0 0 30px;font-size:clamp(48px,5vw,82px);line-height:1.08}.hero h1 em,.auth-intro h1 em{color:var(--teal);font-family:Georgia,serif;font-weight:400}.hero-lead{color:var(--muted);max-width:530px;margin:0 0 38px;font-size:17px;line-height:1.75}.hero-art{background:#dfeee9;justify-content:center;align-items:center;min-height:580px;display:flex;position:relative;overflow:hidden}.art-grid{opacity:.25;background-image:linear-gradient(#b7d6cc 1px,#0000 1px),linear-gradient(90deg,#b7d6cc 1px,#0000 1px);background-size:54px 54px;position:absolute;inset:0}.art-frame{aspect-ratio:400/470;background:linear-gradient(135deg,#275760,#102e35);border:12px solid #f5faf8;width:min(380px,64%);position:relative;box-shadow:30px 40px 90px #1a4d4b55}.art-frame svg{width:100%;height:100%}.art-crosshair{border:1px solid #9be4cf66;width:50px;height:50px;position:absolute}.crosshair-one{top:26%;left:20%}.crosshair-two{top:45%;right:12%}.crosshair-three{bottom:20%;left:35%}.art-caption{letter-spacing:.18em;color:#3f706f;justify-content:space-between;font-size:10px;display:flex;position:absolute;bottom:35px;left:8%;right:8%}.steps{grid-template-columns:repeat(3,1fr);gap:30px;max-width:1500px;margin:auto;padding:85px max(6vw,28px);display:grid}.steps>div{border-top:1px solid #bfd8d0;padding-top:22px}.steps span{color:#5da89a;font:italic 32px Georgia,serif}.steps h2{letter-spacing:-.03em;margin:18px 0 8px;font-size:19px}.steps p{color:var(--muted);margin:0;font-size:14px;line-height:1.6}.site-footer{color:var(--muted);border-top:1px solid #e1ece7;justify-content:space-between;padding:28px max(6vw,28px);font-size:11px;display:flex}.auth-layout{background:var(--pale);grid-template-columns:1fr 1fr;min-height:100vh;display:grid}.auth-intro{background:var(--navy);color:#fff;flex-direction:column;justify-content:center;padding:50px 8vw;display:flex}.auth-intro .brand{position:absolute;top:45px;left:8vw}.auth-intro .eyebrow{color:#7dd0be}.auth-intro h1{letter-spacing:-.06em;font-size:clamp(42px,4vw,72px);line-height:1.12}.auth-intro h1 em{color:#8cdac8}.auth-intro>p:last-child{color:#adc9c8;max-width:460px;line-height:1.7}.auth-card{border:1px solid var(--line);background:#fff;border-radius:10px;place-self:center;width:min(420px,100% - 48px);padding:38px;box-shadow:0 25px 60px #17464b12}.auth-card h2{letter-spacing:-.04em;margin:0 0 28px;font-size:27px}.auth-card label,.modal label{flex-direction:column;gap:8px;margin-bottom:17px;font-size:12px;font-weight:800;display:flex}.auth-card input,.modal input:not([type=checkbox]),.modal select{width:100%;color:var(--ink);background:#fff;border:1px solid #cededb;border-radius:5px;outline:none;padding:12px 13px}.auth-card input:focus,.modal input:focus,.modal select:focus{border-color:var(--teal);box-shadow:0 0 0 3px #0b7d7221}.auth-card small{color:var(--muted);margin:-10px 0 18px;display:block}.auth-card .button{width:100%;margin:8px 0 20px}.auth-card .text-button{margin:auto;display:block}.workspace-loading{color:var(--muted);padding:50px}.workspace{background:#f7faf9;min-height:100vh;display:flex}.sidebar{background:var(--navy);color:#fff;flex-direction:column;flex:none;width:270px;display:flex}.sidebar-top{border-bottom:1px solid #ffffff1c;justify-content:space-between;align-items:center;padding:28px 25px;display:flex}.sidebar-label{letter-spacing:.12em;color:#90b9b6;font-size:8px}.sidebar-section{flex:1;padding:27px 14px}.section-heading{text-transform:uppercase;letter-spacing:.14em;color:#9cbbba;justify-content:space-between;align-items:center;padding:0 12px 16px;font-size:11px;font-weight:800;display:flex}.icon-button{width:29px;height:29px;color:inherit;background:0 0;border:1px solid #a8c1bd80;border-radius:4px;place-items:center;font-size:20px;line-height:1;display:grid}.case-list{flex-direction:column;gap:5px;display:flex}.case-item{color:#e7f3f0;text-align:left;background:0 0;border:0;border-radius:6px;align-items:center;gap:10px;width:100%;padding:10px 11px;display:flex}.case-item:hover,.case-item.active{background:#ffffff16}.case-avatar{color:#defaf4;background:#477575;border-radius:5px;place-items:center;width:33px;height:33px;font-size:10px;font-weight:800;display:grid}.case-item>span:nth-child(2){flex:1;min-width:0}.case-item strong{white-space:nowrap;text-overflow:ellipsis;font-size:12px;display:block;overflow:hidden}.case-item small{color:#91b1b0;margin-top:4px;font-size:10px;display:block}.status-dot{background:#829b9d;border-radius:50%;width:6px;height:6px}.status-dot.done{background:#76d8bd}.sidebar-empty{color:#8eabaa;padding:8px 12px;font-size:12px;line-height:1.5}.sidebar-user{border-top:1px solid #ffffff1c;justify-content:space-between;align-items:center;gap:8px;padding:20px 25px;display:flex}.sidebar-user strong{text-overflow:ellipsis;max-width:160px;font-size:11px;display:block;overflow:hidden}.sidebar-user small{color:#8eabaa;margin-top:4px;font-size:10px;display:block}.sidebar-user .text-button{color:#9bdbcd}.main-panel{flex:1;min-width:0;padding:34px 38px}.workspace-header{justify-content:space-between;align-items:center;gap:25px;margin-bottom:28px;display:flex}.workspace-header .eyebrow{margin-bottom:10px}.workspace-header h1{letter-spacing:-.045em;margin:0 0 5px;font-size:30px}.workspace-header p:last-child{color:var(--muted);margin:0;font-size:12px}.empty-state{text-align:center;background:#fff;border:1px dashed #c5dad3;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;min-height:600px;padding:30px;display:flex}.empty-symbol{color:#77b9a9;font-size:67px;font-weight:100}.empty-state h2{letter-spacing:-.04em;margin:14px 0 6px;font-size:24px}.empty-state p{color:var(--muted);margin-bottom:23px;font-size:13px}.editor-layout{grid-template-columns:minmax(0,1fr) 270px;gap:18px;min-height:calc(100vh - 160px);display:grid}.image-column,.points-panel{border:1px solid var(--line);background:#fff;border-radius:7px;min-width:0}.image-column{flex-direction:column;display:flex;overflow:hidden}.panel-toolbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:15px;min-height:77px;padding:13px 18px;display:flex}.panel-toolbar strong{font-size:13px;display:block}.panel-toolbar span{color:var(--muted);margin-top:4px;font-size:10px;display:block}.toolbar-actions{gap:8px;display:flex}.toolbar-actions .button{gap:0;padding:11px 12px;font-size:11px}.file-button{position:relative;overflow:hidden}.file-button input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.file-button:has(input:disabled){opacity:.5;cursor:not-allowed}.image-stage{background:#e6eeec;flex:1;justify-content:center;align-items:center;min-height:560px;display:flex;overflow:hidden}.image-scroll{justify-content:flex-start;align-items:flex-start;width:100%;height:100%;max-height:75vh;padding:25px;display:flex;overflow:auto}.landmark-svg{touch-action:none;-webkit-user-select:none;user-select:none;background:#c5d4d1;min-width:100%;height:auto;box-shadow:0 8px 35px #122f3040}.landmark{cursor:grab}.landmark.selected{cursor:grabbing}.landmark-hit{fill:#0000}.landmark-dot{fill:#27d5b1;stroke:#fff;stroke-width:2.2px;filter:drop-shadow(0 1px 3px #1236)}.landmark.selected .landmark-dot{fill:#ffcd73}.landmark text{paint-order:stroke;stroke:#102e35;stroke-width:3px;fill:#fff;pointer-events:none;font-size:14px;font-weight:800}.drop-prompt{color:#667d7b;flex-direction:column;align-items:center;gap:10px;display:flex}.drop-prompt div{color:#7baaa0;border:1px dashed #83a9a4;border-radius:50%;place-items:center;width:74px;height:74px;font-size:31px;display:grid}.drop-prompt strong{color:var(--ink);font-size:15px}.drop-prompt span{font-size:11px}.image-footer{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;gap:15px;padding:13px 18px;font-size:10px;display:flex}.image-footer label{align-items:center;gap:8px;display:flex}.image-footer input{width:82px;accent-color:var(--teal)}.points-panel{flex-direction:column;display:flex;overflow:hidden}.points-header{border-bottom:1px solid var(--line);padding:23px 20px}.points-header .eyebrow{margin-bottom:10px;font-size:9px}.points-header h2{margin:0 0 12px;font-size:20px}.status-pill{color:#667d7b;background:#edf4f2;border-radius:99px;padding:6px 9px;font-size:9px;font-weight:800;display:inline-block}.status-pill.done{color:#17745f;background:#dff4ec}.status-pill.error{color:#b04739;background:#fde9e6}.points-list{flex:1;max-height:calc(100vh - 295px);overflow:auto}.point-row{text-align:left;background:#fff;border:0;border-bottom:1px solid #edf2f0;align-items:center;gap:12px;width:100%;padding:12px 19px;display:flex}.point-row:hover,.point-row.active{background:#f2faf6}.point-index{color:#9bada9;width:22px;font-size:10px}.point-row strong{flex:1;font-size:12px}.point-row>span:last-child{color:#66817a;font:10px/1.5 monospace}.points-empty{color:var(--muted);padding:26px 20px;font-size:12px;line-height:1.6}.error{color:#a44330;background:#fff0ed;border:1px solid #f0b8aa;border-radius:5px;padding:11px 13px;font-size:12px}.banner{justify-content:space-between;margin-bottom:15px;display:flex}.banner button{color:inherit;background:0 0;border:0;font-size:19px}.modal-backdrop{z-index:20;background:#08292d9c;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{background:#fff;border-radius:9px;width:min(570px,100%);padding:27px 30px;box-shadow:0 30px 90px #001b20a0}.modal-head{justify-content:space-between;align-items:flex-start;margin-bottom:22px;display:flex}.modal-head .eyebrow{margin-bottom:8px}.modal-head h2{margin:0;font-size:24px}.modal-head .icon-button{color:#51716c;border-color:#ccdcd8}.form-grid{grid-template-columns:1fr 1fr;gap:0 16px;display:grid}.modal .check-line{color:var(--muted);flex-direction:row;align-items:flex-start;font-size:11px;font-weight:500;line-height:1.5}.check-line input{accent-color:var(--teal);margin-top:2px}.modal-actions{justify-content:flex-end;gap:8px;margin-top:24px;display:flex}@media (max-width:1100px){.sidebar{width:220px}.main-panel{padding:24px}.editor-layout{grid-template-columns:minmax(0,1fr) 215px}.panel-toolbar{flex-wrap:wrap}.toolbar-actions{width:100%}}@media (max-width:800px){.hero{grid-template-columns:1fr}.hero-copy{padding:80px 30px}.hero-art{min-height:420px}.steps,.auth-layout{grid-template-columns:1fr}.auth-intro{min-height:330px;padding:90px 30px 30px}.auth-intro .brand{top:25px;left:30px}.auth-intro h1{font-size:42px}.auth-card{margin:30px auto}.workspace{flex-direction:column}.sidebar{width:100%;min-height:0}.sidebar-top{padding:16px 20px}.sidebar-section{padding:5px 12px}.section-heading{display:none}.case-list{flex-direction:row;overflow:auto}.case-item{width:auto;min-width:170px}.sidebar-user{display:none}.main-panel{padding:20px}.editor-layout{grid-template-columns:1fr}.points-panel{max-height:300px}.points-list{max-height:220px}.image-stage{min-height:400px}.workspace-header h1{font-size:25px}}@media (max-width:550px){.workspace-header{flex-direction:column;align-items:flex-start}.panel-toolbar{align-items:flex-start}.toolbar-actions{flex-wrap:wrap}.form-grid{grid-template-columns:1fr}.site-footer{display:block}.site-footer span{margin:8px 0;display:block}}.landmark text{opacity:0}.landmark:hover text,.landmark.selected text{opacity:1}.analysis-toolbar{border-bottom:1px solid var(--line);background:#fff;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:12px 18px;display:flex}.analysis-tabs{gap:4px;display:flex}.analysis-tabs button{color:#667085;cursor:pointer;background:0 0;border:0;border-radius:8px;padding:8px 14px}.analysis-tabs button[aria-pressed=true]{color:#245fc4;background:#edf4ff;font-weight:600}.layer-options{flex-wrap:wrap;gap:12px;font-size:12px;display:flex}.layer-options label{align-items:center;gap:4px;display:flex}.steiner-results{padding:0 14px}.steiner-results table{border-collapse:collapse;width:100%;font-size:11px}.steiner-results th{text-align:left;font-weight:500}.steiner-results td,.steiner-results th{border-bottom:1px solid #edf0f5;padding:11px 4px}.steiner-results td{white-space:nowrap;text-align:right}.steiner-results thead{color:#697386}.steiner-results tbody td:nth-child(2){color:#24753c;font-size:14px;font-weight:600}.steiner-results tbody td.deviation{color:#d83939}.steiner-results th small{color:#7b8494;margin-top:3px;font-size:10px;font-weight:400;display:block}.analysis-note{color:#737d8d;padding:8px 14px;font-size:11px;line-height:1.5}.calibration-panel{border-top:1px solid #edf0f5;padding:16px}.calibration-panel h3{margin:0 0 8px;font-size:14px}.calibration-panel p{color:#697386;font-size:12px;line-height:1.5}.calibration-panel label{gap:6px;font-size:12px;display:grid}.calibration-panel input{border:1px solid #dce2ec;border-radius:6px;width:100%;padding:8px}.calibration-actions{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.calibration-actions .button{padding:9px 10px;font-size:11px}.points-panel{overflow:auto}.points-list[hidden]{display:none}.image-stage{align-items:flex-start}.landmark-svg{flex-shrink:0}.analysis-toolbar{border-color:var(--line)}.editor-layout{align-items:start}.ruler-toolbar{border-top:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:10px;width:100%;padding-top:8px;font-size:12px;display:flex}.ruler-toolbar label{align-items:center;gap:7px;font-weight:600;display:flex}.ruler-toolbar input{border:1px solid #cbdedb;border-radius:5px;width:78px;padding:7px}.ruler-toolbar .button{padding:8px 10px;font-size:11px}.reference-panel{border-top:1px solid var(--line);padding:16px}.reference-panel h3{margin:0 0 8px;font-size:14px}.reference-panel p{color:var(--muted);font-size:12px;line-height:1.5}.reference-panel .button{padding:9px 10px;font-size:11px}.reference-panel .reference-error{color:#a44330}.steiner-results tbody td.unrated{color:var(--muted)}.image-footer-actions{align-items:center;gap:12px;display:flex}.analysis-retry-note{color:#805b20;border-bottom:1px solid var(--line);background:#fff7e9;margin:0;padding:10px 18px;font-size:11px}.case-tabs{border-bottom:1px solid var(--line);gap:6px;margin:-7px 0 22px;display:flex}.case-tabs button{color:var(--muted);background:0 0;border:0;border-bottom:3px solid #0000;padding:11px 15px;font-size:12px;font-weight:800}.case-tabs button:hover,.case-tabs button.active{color:var(--teal)}.case-tabs button.active{border-bottom-color:var(--teal)}.patient-card{border:1px solid var(--line);background:#fff;border-radius:7px;max-width:980px;padding:28px}.patient-card-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px;display:flex}.patient-card-heading .eyebrow{margin-bottom:8px}.patient-card h2{margin:0;font-size:25px}.patient-details{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:0;display:grid}.patient-details>div{background:var(--pale);border-radius:5px;min-width:0;padding:16px}.patient-details dt{color:var(--muted);margin-bottom:8px;font-size:11px}.patient-details dd{overflow-wrap:anywhere;margin:0;font-size:14px;font-weight:700}.sidebar-toggle{color:#fff;background:0 0;border:1px solid #a8c1bd80;border-radius:5px;flex:none;padding:3px 7px;font-size:18px;line-height:1}.sidebar-collapsed .sidebar{width:68px}.sidebar-collapsed .sidebar-top{justify-content:center;padding:24px 16px}.sidebar-collapsed .sidebar-top .brand,.sidebar-collapsed .sidebar-label,.sidebar-collapsed .section-heading span,.sidebar-collapsed .case-item>span:nth-child(2),.sidebar-collapsed .status-dot,.sidebar-collapsed .sidebar-user,.sidebar-collapsed .sidebar-empty{display:none}.sidebar-collapsed .sidebar-section{padding:18px 8px}.sidebar-collapsed .section-heading{justify-content:center;padding:0 0 13px}.sidebar-collapsed .case-item{justify-content:center;padding:9px 6px}.toolbar-actions{flex-wrap:wrap;align-items:center}.reset-button{padding:11px 12px;font-size:11px}.image-stage{flex:none;min-height:80vh;display:block;overflow:visible}.image-scroll{height:auto;max-height:none;padding:16px;display:block;overflow:visible}.image-scroll.zoomed{max-height:90vh;overflow:auto}.landmark-svg{display:block}@media (max-width:800px){.sidebar-collapsed .sidebar{width:100%}.sidebar-collapsed .sidebar-top .brand{display:block}.sidebar-collapsed .sidebar-section{display:none}.patient-details{grid-template-columns:repeat(2,minmax(0,1fr))}.image-stage{min-height:55vh}}@media (max-width:550px){.patient-card-heading{flex-direction:column;align-items:flex-start}.patient-details{grid-template-columns:1fr}.case-tabs{overflow-x:auto}.case-tabs button{white-space:nowrap}}.sidebar{width:240px}.sidebar-top .brand{letter-spacing:-1px;font-size:22px}.sidebar-label{display:none}@media (max-width:1100px){.sidebar{width:220px}}