/* Prototype mocks: shared base. Fonts, reset, tokens, and the components every
   direction reuses. Directions override in their own style.css. */
@font-face { font-family: "Nudica"; src: url("fonts/nudica-light-webfont.618f1bd04704.woff2") format("woff2"); font-weight: 300; }
@font-face { font-family: "Nudica"; src: url("fonts/nudica-regular-webfont.ac5f11e5a657.woff2") format("woff2"); font-weight: 400; }
@font-face { font-family: "Nudica"; src: url("fonts/nudica-regularitalic-webfont.788a99e58f9b.woff2") format("woff2"); font-weight: 400; font-style: italic; }
@font-face { font-family: "Nudica"; src: url("fonts/nudica-medium-webfont.98db1b5c6be6.woff2") format("woff2"); font-weight: 500; }
@font-face { font-family: "Nudica"; src: url("fonts/nudica-bold-webfont.51ee69177296.woff2") format("woff2"); font-weight: 700; }

:root {
  --atlas-coral:#EB4552; --atlas-purple:#A621F5; --atlas-teal:#00A1A3; --atlas-orange:#ED6B2E;
  --atlas-physics:#ADD1F0; --atlas-navy:#173B57; --t2-navy:#060038;
  --ink:#000; --paper:#fff; --ink-70:#4D4D4D; --ink-45:#8C8C8C; --ink-15:#D9D9D9; --ink-06:#F2F2F2;
  --ok:#1E8E5A; --err:#C8102E; --focus:#1E90E8;
  --font:"Nudica","Helvetica Neue",Arial,sans-serif;
  --math:"STIX Two Math","Cambria Math","Latin Modern Math",serif;
  --M:5mm; /* the Atlas module */
  --gutter:16px; --maxw:1120px;
  --accent:var(--atlas-coral); --field:var(--ink-06); --rule:var(--ink-15);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--font);font-weight:400;color:var(--ink);background:var(--paper);line-height:1.45;min-width:0}
img,svg{display:block;max-width:100%}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
h1,h2,h3,h4{font-weight:500;line-height:1.1;letter-spacing:-0.01em}
h1{font-size:clamp(1.8rem,4vw,2.6rem)} h2{font-size:clamp(1.3rem,2.5vw,1.7rem)} h3{font-size:1.15rem}
p{max-width:64ch}
.math{font-family:var(--math)}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);min-width:0}
.muted{color:var(--ink-70)} .small{font-size:.85rem} .caps{text-transform:uppercase;letter-spacing:.08em;font-size:.75rem}
.stack>*+*{margin-top:1rem}
.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}
.row{display:flex;gap:.75rem;flex-wrap:wrap;align-items:center}

/* buttons and inputs */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.65rem 1.1rem;border:1.5px solid var(--ink);border-radius:999px;background:var(--paper);color:var(--ink);font:inherit;font-weight:500;cursor:pointer;min-height:44px;text-decoration:none}
.btn:hover{text-decoration:none;background:var(--ink-06)}
.btn.primary{background:var(--ink);color:var(--paper)} .btn.primary:hover{background:var(--ink-70)}
.btn.accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.ghost{border-color:transparent}
.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed}
input[type=text],input[type=email],input[type=password],input[type=number],select{font:inherit;padding:.65rem .8rem;border:1.5px solid var(--ink-45);border-radius:8px;min-height:44px;width:100%;background:var(--paper);color:var(--ink)}
label{display:block;font-weight:500;margin-bottom:.35rem}
.field{min-width:0}

/* status chips */
.chip{display:inline-flex;align-items:center;gap:.4rem;padding:.2rem .6rem;border-radius:999px;border:1px solid var(--rule);font-size:.8rem;font-weight:500;white-space:nowrap}
.chip::before{content:"";width:.6rem;height:.6rem;border-radius:50%;background:var(--ink-15)}
.chip.pract::before{background:var(--atlas-orange)} .chip.pronto::before{background:var(--atlas-teal)} .chip.verif::before{background:var(--ink)}
.chip.rev::before{background:var(--atlas-purple)}

/* tables */
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{text-align:left;padding:.6rem .5rem;border-bottom:1px solid var(--rule);vertical-align:top}
th{font-weight:500;color:var(--ink-70);font-size:.85rem}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* progress bar */
.bar{height:6px;background:var(--ink-15);border-radius:3px;overflow:hidden}
.bar>i{display:block;height:100%;background:var(--atlas-teal)}

/* the Atlas map grid */
.atlas{display:grid;grid-template-columns:auto repeat(4,minmax(0,1fr));gap:4px;min-width:0}
.atlas .yr{display:flex;align-items:center;padding:.4rem .6rem .4rem 0;font-weight:500;color:var(--ink-70);white-space:nowrap}
.atlas .hd{padding:.3rem .5rem;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-70);min-width:0;overflow:hidden;text-overflow:ellipsis}
.atlas .cell{display:block;min-height:64px;padding:.5rem .6rem;border:1px solid var(--rule);border-radius:6px;color:var(--ink);text-decoration:none;font-size:.85rem;min-width:0;overflow:hidden;background:var(--paper)}
.atlas .cell small{display:block;color:var(--ink-45)}
.atlas .cell.live{border-color:var(--ink);border-width:1.5px}
.atlas .cell.empty{color:var(--ink-45)}
.atlas .cell:hover{text-decoration:none;background:var(--ink-06)}
@media (max-width:640px){
  .atlas{grid-template-columns:repeat(2,minmax(0,1fr))}
  .atlas .hd,.atlas>span:first-child{display:none}
  .atlas .yr{grid-column:1/-1;padding:.6rem 0 .1rem}
}

/* exercise widget */
.ex{border:1px solid var(--rule);border-radius:12px;padding:1rem;min-width:0}
.ex .stmt{font-size:1.1rem}
.ex .ans{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;margin-top:.8rem}
.ex .ans input{max-width:12ch}
.ex .fb{margin-top:.8rem;padding:.7rem .9rem;border-radius:8px;display:none}
.ex[data-state=ok] .fb.ok{display:block;background:#E6F4EC;color:var(--ok)}
.ex[data-state=err] .fb.err{display:block;background:#FBE9EC;color:var(--err)}
.ex .steps{display:none;margin-top:.8rem;border-left:3px solid var(--rule);padding-left:.9rem}
.ex .steps.show{display:block}
.ex .steps li{margin:.4rem 0 .4rem 1.1rem}
.ex .hint{display:none;margin-top:.6rem;padding:.6rem .8rem;background:var(--field);border-radius:8px}
.ex .hint.show{display:block}
.choices{display:grid;gap:.5rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,140px),1fr));margin-top:.8rem}
.choices label{display:flex;gap:.5rem;align-items:center;padding:.6rem .8rem;border:1.5px solid var(--rule);border-radius:10px;min-height:44px;font-weight:400;cursor:pointer;margin:0}
.choices input{width:auto}
.frac{display:inline-grid;grid-template-rows:auto auto;gap:2px;width:5ch;text-align:center;vertical-align:middle}
.frac input{width:100%;min-height:40px;text-align:center;padding:.3rem}
.frac input:first-child{border-bottom:2px solid var(--ink)}
.save{font-size:.8rem;color:var(--ink-70);margin-top:.5rem}

/* video card, screen */
.vcard{border:1px solid var(--rule);border-radius:12px;overflow:hidden;background:var(--paper);min-width:0}
.vcard .thumb{position:relative;aspect-ratio:16/9;background:var(--atlas-navy)}
.vcard .thumb img{width:100%;height:100%;object-fit:cover}
.vcard .thumb .play{position:absolute;inset:0;margin:auto;width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.92);display:grid;place-items:center}
.vcard .meta{padding:.8rem 1rem}

/* nav basics */
.nav a{color:inherit}
.lockup{height:28px;width:auto}
.skip{position:absolute;left:-999px}

/* print page, A4 */
@media screen{ .sheet{width:210mm;min-height:297mm;margin:1rem auto;padding:18mm 16mm 20mm;background:#fff;box-shadow:0 2px 20px rgba(0,0,0,.12);position:relative} body.print{background:#e9e9e9} }
@media print{ @page{size:A4;margin:0} body.print{background:#fff} .sheet{width:210mm;height:297mm;padding:18mm 16mm 20mm;page-break-after:always;position:relative} .noprint{display:none!important} }
.pvcard{display:grid;grid-template-columns:minmax(0,1.6fr) auto;gap:6mm;align-items:center;background:var(--ink-06);border-radius:3mm;padding:5mm;margin:6mm 0}
.pvcard .pthumb{aspect-ratio:16/9;background:var(--atlas-navy);border-radius:2mm;overflow:hidden}
.pvcard .pqr{width:30mm;height:30mm;background:#fff;padding:2mm;border-radius:2mm}
.pvcard .pqr svg{width:100%;height:100%}
.pxcard{display:grid;grid-template-columns:auto minmax(0,1fr);gap:5mm;align-items:center;border:0.4mm solid var(--ink);border-radius:3mm;padding:4mm;margin:5mm 0}
.pxcard .pqr{width:26mm;height:26mm;background:#fff}
.pxcard .pqr svg{width:100%;height:100%}
.pfoot{position:absolute;left:16mm;right:16mm;bottom:10mm;display:flex;justify-content:space-between;align-items:center;font-size:8pt;color:var(--ink-70);border-top:0.3mm solid var(--ink-15);padding-top:2mm}
.pfoot img{height:7mm;width:auto}
.side>aside{align-self:start}
.pqr img{width:100%;height:100%;display:block}
@media (max-width:640px){ .sheet{zoom:.5} }