/* Layout: one top bar with a portal switch, a tab row per portal, then a working area (wide main column + narrow side column). */
:root{
  --bg:#EEF2F3;--surface:#FFFFFF;--sunk:#E3E9EB;--ink:#12242B;--muted:#55686F;--line:#CFD9DC;
  --accent:#0A6C74;--accent-ink:#FFFFFF;--accent-soft:#D9EEEF;
  --warn:#8A5200;--warn-soft:#FBEBCF;--ok:#1B6E45;--ok-soft:#DBF0E4;--bad:#A8322B;--bad-soft:#F8DEDB;--info:#34539E;--info-soft:#DFE6F7;
  --display:"Bricolage Grotesque","Figtree",system-ui,sans-serif;
  --body:"Figtree",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0E1A1F;--surface:#16262C;--sunk:#0A1418;--ink:#E6EEF0;--muted:#94A8AF;--line:#2A3D44;
  --accent:#4FC3CB;--accent-ink:#06262A;--accent-soft:#143A3F;
  --warn:#F0B95A;--warn-soft:#3A2C10;--ok:#6FCF9B;--ok-soft:#143325;--bad:#F08A82;--bad-soft:#3D1A17;--info:#9DB4F0;--info-soft:#1B274A;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0E1A1F;--surface:#16262C;--sunk:#0A1418;--ink:#E6EEF0;--muted:#94A8AF;--line:#2A3D44;
  --accent:#4FC3CB;--accent-ink:#06262A;--accent-soft:#143A3F;
  --warn:#F0B95A;--warn-soft:#3A2C10;--ok:#6FCF9B;--ok-soft:#143325;--bad:#F08A82;--bad-soft:#3D1A17;--info:#9DB4F0;--info-soft:#1B274A;color-scheme:dark}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.5}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:1120px;margin:0 auto;padding-inline:16px}
.top{background:var(--surface);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;padding-block:12px}
.brand{font-family:var(--display);font-weight:700;font-size:20px;letter-spacing:-.01em;margin-right:auto}
.brand small{font-family:var(--body);font-weight:500;font-size:12px;color:var(--warn);background:var(--warn-soft);padding:2px 8px;border-radius:99px;margin-left:8px;vertical-align:middle;letter-spacing:0}
.switch{display:flex;background:var(--sunk);border-radius:8px;padding:3px}
.switch button{border:0;background:none;padding:6px 14px;border-radius:6px;font-weight:600;color:var(--muted);cursor:pointer}
.switch button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.12)}
.who{font-size:13px;color:var(--muted)}
.tabs{display:flex;gap:4px;flex-wrap:wrap;padding-block:14px 0}
.tabs button{border:0;background:none;padding:8px 12px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent}
.tabs button[aria-current="page"]{color:var(--accent);border-color:var(--accent)}
main{padding-block:20px 56px;display:flex;flex-direction:column;gap:20px}
h1{font-family:var(--display);font-size:26px;line-height:1.15;margin:0;text-wrap:balance;letter-spacing:-.01em}
h2{font-size:15px;margin:0;font-weight:700}
.label{font-size:11.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:600}
p{margin:0}.muted{color:var(--muted)}.mono{font-family:var(--mono);font-size:13px}
.head{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end;justify-content:space-between}
.head>div{display:flex;flex-direction:column;gap:4px;min-width:0}
.btn{border:1px solid var(--line);background:var(--surface);padding:8px 14px;border-radius:7px;font-weight:600;cursor:pointer}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.danger{color:var(--bad)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.link{border:0;background:none;padding:0;color:var(--accent);font-weight:600;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:18px;display:flex;flex-direction:column;gap:14px;min-width:0}
.cols{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,3fr);gap:20px;align-items:start}
.stack{display:flex;flex-direction:column;gap:20px;min-width:0}
@media(max-width:820px){.cols{grid-template-columns:minmax(0,1fr)}}
.scroll{overflow-x:auto}
table{border-collapse:collapse;width:100%;min-width:640px}
th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:600;padding:8px 12px;border-bottom:1px solid var(--line)}
td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
tbody tr{cursor:pointer}tbody tr:hover{background:var(--sunk)}tbody tr:last-child td{border-bottom:0}
.pill{display:inline-block;font-size:12px;font-weight:600;padding:2px 9px;border-radius:99px;white-space:nowrap}
.p-info{background:var(--info-soft);color:var(--info)}.p-warn{background:var(--warn-soft);color:var(--warn)}
.p-acc{background:var(--accent-soft);color:var(--accent)}.p-ok{background:var(--ok-soft);color:var(--ok)}.p-bad{background:var(--bad-soft);color:var(--bad)}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:var(--surface);border-radius:99px;padding:4px 12px;font-size:13px;font-weight:600;cursor:pointer;color:var(--muted)}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.kv{display:grid;grid-template-columns:auto minmax(0,1fr);gap:6px 16px}
.kv dt{color:var(--muted)}.kv dd{margin:0}
dl{margin:0}
.note{background:var(--sunk);border-radius:8px;padding:12px 14px;font-size:14px}
.note.warn{background:var(--warn-soft);color:var(--warn)}.note.ok{background:var(--ok-soft);color:var(--ok)}.note.bad{background:var(--bad-soft);color:var(--bad)}
.steps{display:flex;gap:6px;flex-wrap:wrap;list-style:none;padding:0;margin:0}
.steps li{flex:1 1 110px;border-top:3px solid var(--line);padding-top:8px;font-size:13px;font-weight:600;color:var(--muted)}
.steps li.done{border-color:var(--accent);color:var(--ink)}
.steps li.now{border-color:var(--accent);color:var(--accent)}
.field{display:flex;flex-direction:column;gap:5px}
.field label,.field .lab{font-weight:600;font-size:14px}
.field input,.field select,.field textarea{border:1px solid var(--line);background:var(--surface);border-radius:7px;padding:8px 10px;width:100%}
.field textarea{min-height:92px;resize:vertical}
.row{display:flex;gap:14px;flex-wrap:wrap}.row>.field{flex:1 1 180px;min-width:0}
.check{display:flex;gap:10px;align-items:flex-start}.check input{margin-top:4px;flex:none}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.tile{border:1px dashed var(--line);background:var(--surface);border-radius:8px;padding:12px;text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:2px}
.tile.on{border-style:solid;border-color:var(--ok);background:var(--ok-soft)}
.tile span{font-size:12.5px;color:var(--muted)}.tile.on span{color:var(--ok)}
.rec{display:flex;justify-content:space-between;gap:10px;padding:7px 0;border-bottom:1px solid var(--line);font-size:14px}.rec:last-child{border:0}
.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
/* tooth chart */
.chart{display:flex;flex-direction:column;gap:10px;padding:12px;background:var(--sunk);border-radius:8px;width:max-content}
.arch{display:flex;align-items:center}
.tooth{border:0;background:none;padding:0;display:flex;flex-direction:column;align-items:center;gap:3px;cursor:pointer;width:27px}
.arch.lo .tooth{flex-direction:column-reverse}
.crown{width:22px;height:27px;border:1.5px solid var(--muted);background:var(--surface);border-radius:7px 7px 10px 10px;display:flex;align-items:center;justify-content:center}
.arch.lo .crown{border-radius:10px 10px 7px 7px}
.tooth.att .crown{border-color:var(--accent)}
.tooth.att .crown::after{content:"";width:12px;height:7px;border-radius:2px;background:var(--accent)}
.tooth .num{font-family:var(--mono);font-size:11px;color:var(--muted)}
.gap{border:0;background:none;padding:0;width:17px;height:28px;font-family:var(--mono);font-size:11px;color:var(--muted);cursor:pointer;align-self:flex-start;border-radius:4px}
.arch.lo .gap{align-self:flex-end}
.gap.on{background:var(--warn-soft);color:var(--warn);font-weight:500}
.mid{width:10px;align-self:stretch;border-left:1px dashed var(--muted);margin-left:9px}
.tooth:disabled,.gap:disabled{cursor:default}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.pre{white-space:pre-wrap;font-size:14px}
.log{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:13.5px}
.log li{display:grid;grid-template-columns:120px minmax(0,1fr);gap:10px}.log time{color:var(--muted);font-family:var(--mono);font-size:12px}
#toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(20px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:8px;font-weight:600;font-size:14px;max-width:calc(100% - 32px)}
/* app additions */
html,body{margin:0}
body{-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
.auth{max-width:420px;margin:48px auto;padding-inline:16px;display:flex;flex-direction:column;gap:16px}
.auth .brand{font-size:24px}
.errs{background:var(--bad-soft);color:var(--bad);border-radius:8px;padding:10px 14px;font-size:14px}
.errs ul{margin:0;padding-left:18px}
.flash{background:var(--accent-soft);color:var(--accent);border-radius:8px;padding:10px 14px;font-weight:600;font-size:14px}
.tooth input,.gap input{position:absolute;opacity:0;width:0;height:0}
.tooth,.gap{position:relative}
.tooth:has(input:checked) .crown{border-color:var(--accent)}
.tooth:has(input:checked) .crown::after{content:"";width:12px;height:7px;border-radius:2px;background:var(--accent)}
.gap select{appearance:none;border:0;background:none;width:17px;height:28px;font-family:var(--mono);font-size:11px;color:var(--muted);text-align:center;cursor:pointer;padding:0;border-radius:4px}
.gap select.on{background:var(--warn-soft);color:var(--warn);font-weight:500}
.topnav a{color:inherit;text-decoration:none}
.filetable{width:100%;min-width:0;font-size:14px}
.filetable td,.filetable th{padding:6px 8px}
.section-title{font-family:var(--display);font-size:18px;margin:0}
.inline-form{display:inline}