@font-face{font-family:'Archivo';font-style:normal;font-weight:400 800;font-stretch:100%;font-display:swap;src:url('fonts/archivo-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;}
@font-face{font-family:'Archivo';font-style:normal;font-weight:400 800;font-stretch:100%;font-display:swap;src:url('fonts/archivo-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;}
@font-face{font-family:'Archivo';font-style:normal;font-weight:400 800;font-stretch:100%;font-display:swap;src:url('fonts/archivo-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}

:root {
  --color-bg: #f3f2f2;
  --color-surface: #eae9e9;
  --color-text: #201e1d;
  --color-accent: #ec3013;
  --color-accent-2: #e15b47;
  --color-divider: color-mix(in srgb, #201e1d 40%, transparent);

  /* Tonal ramps — generated in OKLCH on one shared lightness scale, so the
     same step of any role matches the others in visual value. */
  --color-neutral-100: #f8f4f4;
  --color-neutral-200: #eae7e7;
  --color-neutral-300: #d7d3d3;
  --color-neutral-400: #bab6b6;
  --color-neutral-500: #9b9797;
  --color-neutral-600: #7d7979;
  --color-neutral-700: #605d5d;
  --color-neutral-800: #444141;
  --color-neutral-900: #2d2b2b;

  --color-accent-100: #fff2ef;
  --color-accent-200: #ffe0d9;
  --color-accent-300: #ffc4b8;
  --color-accent-400: #ff9783;
  --color-accent-500: #ff563c;
  --color-accent-600: #dd2b0f;
  --color-accent-700: #ae1800;
  --color-accent-800: #7c1405;
  --color-accent-900: #4d170e;

  --color-accent-2-100: #fff2ef;
  --color-accent-2-200: #ffe0da;
  --color-accent-2-300: #ffc4b9;
  --color-accent-2-400: #ff9784;
  --color-accent-2-500: #ef6853;
  --color-accent-2-600: #c94b39;
  --color-accent-2-700: #9e3526;
  --color-accent-2-800: #71261b;
  --color-accent-2-900: #471d16;

  --font-heading: "Archivo", system-ui, sans-serif;
  --font-heading-weight: 800;
  --font-body: "Archivo", system-ui, sans-serif;

  --space-1: 4.0px;
  --space-2: 8.0px;
  --space-3: 12.0px;
  --space-4: 16.0px;
  --space-6: 24.0px;
  --space-8: 32.0px;

  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;

  /* Elevation — derived from the ground: soft ink-tinted shadows on a
     light theme, a hairline edge + ambient darkness on a dark one. */
  --shadow-sm: 0 1px 2px color-mix(in srgb, #2d2b2b 14%, transparent);
  --shadow-md: 0 3px 10px color-mix(in srgb, #2d2b2b 16%, transparent);
  --shadow-lg: 0 12px 32px color-mix(in srgb, #2d2b2b 22%, transparent);
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
}
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: var(--font-heading-weight); }

.grayscale{filter:grayscale(1) contrast(1.08)}

/* ══════════════════════════════════════════════════════════════════════════
   Components — built with the tokens above. Plain CSS
   on plain HTML: no JavaScript, no build step. Each class is documented in
   readme.md and demonstrated in foundations/ and components/.
   ══════════════════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; font-size: 15px; line-height: 1.55; font-weight: 400; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  line-height: 1.12; letter-spacing: -0.015em; margin: 0 0 var(--space-2);
}
h1 { font-size: 42px; }
h2 { font-size: 32px; }
h3 { font-size: 25px; }
h4 { font-size: 20px; }
h5 { font-size: 16px; }
h6 { font-size: 13px; }
h6 { letter-spacing: 0.08em; text-transform: uppercase; }
p { margin: 0 0 var(--space-3); }
a { color: var(--color-accent); text-underline-offset: 3px; }
img { display: block; max-width: 100%; }
figure { margin: 0; }
figcaption {
  font-size: 11px; margin-top: var(--space-1);
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.text-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--color-accent) 30%, transparent); }

/* — rules — */
.hr {
  height: 2px; border: 0; margin: var(--space-4) 0;
  background: var(--color-divider);
}

/* — buttons — */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 14px; line-height: 1.2; color: var(--color-text); /* matches the .input's 14px —
     the pair sits side by side in sign-up rows */
  background: transparent; border: 1px solid transparent;
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: var(--radius-md);
}
.btn svg { display: block; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--color-accent); color: var(--color-bg); }
.btn-primary:hover { background: var(--color-accent-600); }
.btn-primary:active { background: var(--color-accent-700); }
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.btn-secondary:active { background: color-mix(in srgb, var(--color-text) 14%, transparent); }
.btn-ghost { color: var(--color-accent); padding-inline: var(--space-1); }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn-ghost:active { background: color-mix(in srgb, var(--color-accent) 18%, transparent); }
.btn-icon { width: 36px; height: 36px; padding: 0; }
.btn-block { width: 100%; margin-top: var(--space-2); justify-content: flex-start; text-align: left; }

/* — forms — */
.field > label {
  display: block; font-size: 12px; margin-bottom: 5px;
  color: color-mix(in srgb, var(--color-text) 70%, transparent);
}
.input {
  width: 100%; min-height: 36px; padding: 6px 10px; font: inherit;
  font-size: 14px; color: var(--color-text); caret-color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.input:hover { border-color: color-mix(in srgb, var(--color-text) 45%, transparent); }
.input:focus-visible { border-color: var(--color-accent); outline-offset: 0; }
textarea.input { min-height: 90px; resize: vertical; }
.radio { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-size: 14px; }
.radio input, .seg-opt input {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.radio .dot {
  width: 16px; height: 16px; flex: none; border-radius: 50%;
  border: 1.5px solid var(--color-divider);
}
.radio:hover .dot { border-color: var(--color-accent); }
.radio input:checked + .dot {
  border-color: var(--color-accent); background: var(--color-accent);
  box-shadow: inset 0 0 0 4px var(--color-bg);
}
.radio input:focus-visible + .dot { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.seg {
  display: inline-flex; overflow: hidden;
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.seg-opt {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px; font-size: 13px; cursor: pointer;
}
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt:has(input:checked) { background: var(--color-accent); color: var(--color-bg); }
.seg-opt:not(:has(input:checked)):hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.seg-opt:has(input:focus-visible) { outline: 2px solid var(--color-accent); outline-offset: -2px; }

/* — cards — */
.card {
  display: flex; flex-direction: column; gap: var(--space-2);
  padding: var(--space-3); border-radius: var(--radius-md); background: var(--color-surface);
}
.card-kicker { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-accent); }
.card-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 17px; line-height: 1.2;
}
.card-body { margin: 0; font-size: 13px; opacity: 0.8; flex: 1; }
.card-meta {
  display: flex; align-items: center; gap: 6px; font-size: 11px;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}
.elev-sm { box-shadow: var(--shadow-sm); }
.elev-md { box-shadow: var(--shadow-md); }
.elev-lg { box-shadow: var(--shadow-lg); }

/* — tags — */
.tag {
  display: inline-flex; align-items: center; font-size: 11px;
  letter-spacing: 0.02em; padding: 3px 10px;
  border-radius: calc(var(--radius-md) * 0.75);
}
.tag-accent { background: var(--color-accent-100); color: var(--color-accent-800); }
.tag-accent-2 { background: var(--color-accent-2-100); color: var(--color-accent-2-800); }
.tag-neutral { background: var(--color-neutral-100); color: var(--color-neutral-800); }
.tag-outline { border: 1px solid var(--color-accent); color: var(--color-accent); }

/* — navigation — */
.nav {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: 2px solid var(--color-divider);
}
.nav-brand {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 18px; margin-right: auto;
}
.nav a { color: inherit; text-decoration: none; font-size: 14px; }
.nav a:hover, .nav a[aria-current='page'] { color: var(--color-accent); }

/* — tables — */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
  padding: var(--space-2); border-bottom: 2px solid var(--color-divider);
}
.table td {
  padding: var(--space-2);
  border-bottom: 1px solid var(--color-divider);
}
.table tbody tr:hover { background: color-mix(in srgb, var(--color-text) 4%, transparent); }

/* — dialog — */
.dialog-backdrop {
  position: fixed; inset: 0; display: grid; place-items: center;
  padding: var(--space-4);
  background: color-mix(in srgb, var(--color-neutral-900) 50%, transparent);
}
.dialog {
  width: min(440px, 100%); display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-4); border-radius: var(--radius-lg);
  background: var(--color-surface); box-shadow: var(--shadow-lg);
}
.dialog-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 20px;
}
.dialog-body { font-size: 14px; opacity: 0.85; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-2); }

body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-body)}
a{color:var(--color-accent-700);text-decoration:none}
a:hover{color:var(--color-accent)}
select.input{appearance:none;background-image:none;padding-right:32px}
.sec{padding:34px 44px;border-bottom:2px solid var(--color-divider)}
.sechd{display:flex;align-items:baseline;gap:14px;padding:20px 44px;border-bottom:2px solid var(--color-divider);background:var(--color-surface)}
.secnum{font-family:var(--font-heading);font-weight:800;font-size:17px;letter-spacing:0.08em;color:var(--color-accent);line-height:1}
.secname{font-family:var(--font-heading);font-weight:600;font-size:18px;letter-spacing:0.06em;text-transform:uppercase;line-height:1.1}
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:36px;align-items:start}
.qlabel{font-family:var(--font-heading);font-weight:600;font-size:15px;line-height:1.35}
.qhelp{font-size:12.5px;line-height:1.5;color:var(--color-accent-700);margin:5px 0 12px}
.qhelp-mute{font-size:12.5px;line-height:1.5;color:color-mix(in srgb,var(--color-text) 58%,transparent);margin:5px 0 12px}
.req{color:var(--color-accent);font-size:14px;line-height:1}
.qhead{display:flex;align-items:baseline;gap:6px}
.gap{margin-bottom:12px}
.sel{position:relative;max-width:380px}
.selchev{position:absolute;right:10px;top:50%;transform:translateY(-50%);pointer-events:none;color:color-mix(in srgb,var(--color-text) 55%,transparent);display:flex}
.chk{display:flex;align-items:center;gap:10px;font-size:14px;cursor:pointer}
.chk input{position:absolute;opacity:0;width:0;height:0;pointer-events:none}
.chk .box{width:16px;height:16px;flex:none;border:1.5px solid var(--color-divider);display:flex;align-items:center;justify-content:center;color:transparent}
.chk:hover .box{border-color:var(--color-accent)}
.chk input:checked + .box{border-color:var(--color-accent);background:var(--color-accent);color:var(--color-bg)}
.chk input:focus-visible + .box{outline:2px solid var(--color-accent);outline-offset:2px}
.chkcols{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px 24px}
.otherrow{display:flex;align-items:center;gap:12px;max-width:440px;margin-top:14px}
.otherline{flex:1;border:0;border-bottom:1px solid var(--color-divider);background:transparent;font:inherit;font-size:14px;color:var(--color-text);padding:4px 2px}
.otherline:focus-visible{border-bottom-color:var(--color-accent);outline:none}
.upnote{font-size:12px;line-height:1.5;color:color-mix(in srgb,var(--color-text) 55%,transparent);margin:5px 0 14px}
.navlink{display:block;font-size:12.5px;padding:5px 0;color:color-mix(in srgb,var(--color-text) 62%,transparent)}
.navlink:hover{color:var(--color-accent)}
.s1grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 36px;align-items:start;max-width:820px}
.s1grid .qhead{min-height:40px;align-items:flex-start;margin-bottom:0}
.s1grid .input{min-height:38px}
.step{display:block}
.stepbtn{display:flex;align-items:baseline;gap:10px;width:100%;text-align:left;background:none;border:0;font:inherit;cursor:pointer;padding:8px 0;color:color-mix(in srgb,var(--color-text) 62%,transparent);border-bottom:1px solid color-mix(in srgb,var(--color-divider) 60%,transparent)}
.stepbtn:hover{color:var(--color-accent)}
.stepbtn:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}
.stepbtn .n{font-family:var(--font-heading);font-weight:800;font-size:11px;letter-spacing:0.1em;flex:none;width:20px}
.stepbtn .t{font-size:12.5px;line-height:1.35}
.stepbtn.active{color:var(--color-text)}
.stepbtn.active .n{color:var(--color-accent)}
.stepbtn.active .t{font-family:var(--font-heading);font-weight:600}
.stepbtn.done .n{color:var(--color-accent-700)}
.progtrack{height:4px;background:var(--color-neutral-200);position:relative}
.progfill{position:absolute;left:0;top:0;bottom:0;background:var(--color-accent);transition:width .25s ease}
.picker{display:grid;grid-template-columns:minmax(0,260px) minmax(0,1fr);border:2px solid var(--color-divider);background:var(--color-surface);max-width:820px}
.picker .pane{max-height:320px;overflow-y:auto}
.picker .pane:first-child{border-right:2px solid var(--color-divider)}
.strow{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;text-align:left;background:none;border:0;border-bottom:1px solid color-mix(in srgb,var(--color-divider) 45%,transparent);font:inherit;cursor:pointer;padding:10px 14px;font-size:13.5px}
.strow:hover{background:var(--color-accent-100);color:var(--color-accent-700)}
.strow:focus-visible{outline:2px solid var(--color-accent);outline-offset:-2px}
.strow.on{background:var(--color-accent);color:#fff}
.strow .ct{font-size:11.5px;letter-spacing:0.06em;opacity:.7}
.storow{display:flex;align-items:flex-start;gap:10px;padding:10px 14px;border-bottom:1px solid color-mix(in srgb,var(--color-divider) 45%,transparent);font-size:13px;line-height:1.35;cursor:pointer}
.storow:hover{background:var(--color-neutral-100)}
.storow input{margin-top:2px;flex:none}
.storow .num{font-family:var(--font-heading);font-weight:600;flex:none;width:66px}
.chiprow{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}

/* ── Hosted version additions ── */
.hp{position:absolute;left:-9999px}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.layout{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);align-items:start}
.aside{padding:44px 36px 60px;border-right:2px solid var(--color-divider);position:sticky;top:0}
.filefield{display:block;font-size:13px;max-width:100%}
.filefield::file-selector-button{font-family:var(--font-heading);font-weight:800;font-size:14px;background:transparent;color:var(--color-text);border:1px solid var(--color-divider);padding:8px 14px;margin-right:12px;cursor:pointer}
.filefield::file-selector-button:hover{background:color-mix(in srgb,var(--color-text) 7%,transparent)}
.missing .input,.missing .picker{border-color:var(--color-accent)}
.missmsg{display:none;font-size:12.5px;color:var(--color-accent-700);margin-top:6px}
.missing .missmsg{display:block}
.done-panel{padding:60px 44px;max-width:640px}
.ziprow{display:flex;align-items:center;gap:6px;min-width:0}
.ziprow .n{width:16px;flex:none;font-family:var(--font-heading);font-weight:600;font-size:11px;color:color-mix(in srgb,var(--color-text) 45%,transparent)}
.ziprow .input{flex:none;min-height:32px;padding:4px 8px;text-align:center;letter-spacing:0.04em}
@media (max-width:900px){
  .layout{grid-template-columns:minmax(0,1fr)}
  .aside{position:static;border-right:0;border-bottom:2px solid var(--color-divider);padding:28px 20px}
  .sec,.sechd{padding-left:20px;padding-right:20px}
  .pad{padding-left:20px!important;padding-right:20px!important}
  header.top{padding:14px 20px!important}
  .two,.s1grid,.grid2{grid-template-columns:minmax(0,1fr)!important}
  .picker{grid-template-columns:minmax(0,1fr)}
  .picker .pane:first-child{border-right:0;border-bottom:2px solid var(--color-divider);max-height:220px}
  .qtygrid,.perfgrid,.geogrid{grid-template-columns:minmax(0,1fr)!important}
  .hdiv{display:none}
}
@media (prefers-reduced-motion:reduce){.progfill{transition:none}}
[hidden]{display:none!important}
.qhelp-mute{font-size:12.5px;line-height:1.5;color:color-mix(in srgb,var(--color-text) 58%,transparent);margin:5px 0 12px}
.addrrow{display:grid;grid-template-columns:18px minmax(0,2fr) minmax(0,1.3fr) 104px;gap:10px;align-items:center}
.addrrow .n{font-family:var(--font-heading);font-weight:600;font-size:12px;color:color-mix(in srgb,var(--color-text) 50%,transparent)}
.specrow{display:flex;flex-wrap:wrap;gap:16px;margin-top:12px}
.speclabel{font-family:var(--font-heading);font-weight:600;font-size:12px;letter-spacing:0.16em;text-transform:uppercase;color:var(--color-accent);margin-bottom:16px}
@media (max-width:900px){
  .addrrow{grid-template-columns:minmax(0,1fr)}
  .addrrow .n{display:none}
  .addrrow .sel{max-width:none!important}
  .specrow .sel{width:100%!important;max-width:none!important}
}