/**
 * Core QR — public/assets/app.css
 * Version 1.7
 *
 * Follows the coremicrosystems.ca theme (css/base.css): CMS blues, Segoe UI,
 * white fixed header, rounded soft-shadow cards, pill buttons and a slim navy footer.
 */
:root {
  /* CMS-aligned blues (same values as the main site) */
  --blue-950: #003057;
  --blue-900: #003a66;
  --blue-800: #005a8f;
  --blue-600: #1986b5;
  --blue-500: #29abe2;
  --blue-light: #add8e6;

  --ink: #0b1220;
  --muted: #475569;
  --label: #334155;
  --bg: #ffffff;
  --bg-soft: #f3f4f6;
  --field: #f8fafc;
  --border: rgba(2, 6, 23, .10);
  --border-strong: rgba(2, 6, 23, .14);
  --shadow: 0 14px 40px rgba(2, 6, 23, .10);
  --shadow-soft: 0 10px 25px rgba(2, 6, 23, .08);
  --ring: 0 0 0 4px rgba(47, 164, 198, .14);

  --live: #1986b5;
  --paused: #9a5b13;
  --danger: #c0392b;

  --radius: 18px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  --header-h: 72px;

  --sans: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Consolas, monospace;

}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  font-family: var(--sans); font-size: .92rem; line-height: 1.6;
  color: var(--ink); background: var(--bg-soft);
}
a { color: var(--blue-800); }
a:hover { color: var(--blue-500); }
code { font-family: var(--mono); font-size: .88em; }
h2 { font-size: 1.15rem; font-weight: 800; margin: 0 0 1rem; color: var(--ink); }
:focus-visible { outline: 2px solid var(--blue-500); outline-offset: 2px; }
[hidden] { display: none !important; }

.container { width: min(1320px, calc(100% - 3rem)); margin-inline: auto; }

/* ===== Header (as on coremicrosystems.ca) ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: #fff; border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  min-height: var(--header-h); padding: .9rem 0;
}
.brand { display: inline-flex; align-items: center; gap: 1rem; text-decoration: none; }
.brand-logo { height: 54px; width: auto; display: block; }
.brand-app {
  font-size: 1.75rem; font-weight: 800; color: var(--blue-950); letter-spacing: -.01em;
  padding-left: 1rem; border-left: 1px solid var(--border-strong); line-height: 1.2;
}
.nav { display: flex; align-items: center; gap: 1.8rem; }
.nav-link {
  text-decoration: none; color: var(--label); font: 600 .98rem/1.2 var(--sans);
  padding: .35rem .2rem; display: inline-block; background: none; border: 0; cursor: pointer;
  transition: transform .15s ease, color .15s ease;
}
.nav-link:hover { color: var(--blue-800); }
.nav-link:not(.is-active):hover { transform: translateY(-1px); }
.nav-link.is-active { color: var(--blue-600); font-weight: 700; }

/* ===== Page heading ===== */
.page-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem 1.5rem; flex-wrap: wrap;
  margin-bottom: 1.6rem;
}
.page-head-text { min-width: 0; }
.page-head h1 {
  margin: 0; font-size: clamp(1.7rem, 2.6vw, 2.2rem); line-height: 1.15; font-weight: 900;
  color: var(--blue-950); overflow-wrap: anywhere;
}
.page-sub { margin: .35rem 0 0; color: var(--muted); max-width: 760px; }
.page-sub code { color: var(--blue-800); }
.page-actions { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; }
.page-actions .filter { width: 16rem; border-radius: 999px; padding: .7rem 1.1rem; background: #fff; }

.main { flex: 1; padding: 2.2rem 0 3.5rem; }

/* ===== Buttons (pill, as on the site) ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  font: 600 .92rem/1 var(--sans); padding: .78rem 1.25rem; border-radius: 999px;
  border: 1px solid transparent; text-decoration: none; cursor: pointer; white-space: nowrap;
  background: var(--blue-950); color: #fff;
  transition: transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover { transform: translateY(-1px); color: #fff; }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn-primary { background: var(--blue-500); color: #fff; }
.btn-primary:hover { background: #2796b6; }
.btn-ghost { background: transparent; color: var(--blue-800); border-color: rgba(12, 74, 110, .35); }
.btn-ghost:hover { color: var(--blue-800); border-color: rgba(12, 74, 110, .6); background: rgba(12, 74, 110, .06); }
.btn-quiet { background: transparent; color: var(--blue-800); border-color: rgba(12, 74, 110, .35); }
.btn-quiet:hover { color: var(--blue-800); border-color: rgba(12, 74, 110, .6); background: rgba(12, 74, 110, .06); }
.btn-small { padding: .55rem .95rem; font-size: .85rem; }
.btn-wide { width: 100%; }
.link { background: none; border: 0; padding: 0; font: inherit; color: var(--blue-800); cursor: pointer; text-decoration: underline; text-underline-offset: 2px; }
.link-danger { color: var(--danger); }
.link-danger:hover { color: #962d22; }
form.inline { display: inline; margin: 0; }

/* ===== Cards ===== */
.panel {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.5rem 1.6rem; box-shadow: var(--shadow-soft);
}
.panel h2::after { content: ""; display: block; width: 44px; height: 4px; border-radius: 10px; background: var(--blue-500); margin-top: .6rem; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; margin-top: 1.2rem; }

/* ===== Forms (as on the site's contact form) ===== */
fieldset { border: 0; padding: 0; margin: 0 0 1.5rem; }
.field { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1rem; }
.field > span { font-size: .85rem; font-weight: 700; color: var(--label); }
input[type=text], input[type=url], input[type=email], input[type=tel], input[type=password],
input[type=search], input[type=number], input[type=date], input[type=datetime-local], input:not([type]), select, textarea {
  font: inherit; color: var(--ink); width: 100%;
  background: var(--field); border: 1px solid rgba(2, 6, 23, .12); border-radius: var(--radius-xs);
  padding: .7rem .85rem; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: rgba(47, 164, 198, .55); box-shadow: var(--ring); background: #fff; }
textarea { resize: vertical; min-height: 5rem; }
input[type=color] {
  width: 3rem; height: 2.3rem; padding: .2rem; cursor: pointer;
  border: 1px solid rgba(2, 6, 23, .12); border-radius: var(--radius-xs); background: #fff;
}
input[type=range] { width: 100%; accent-color: var(--blue-600); }
input[type=file] { font: inherit; font-size: .88rem; }
.check { display: flex; gap: .6rem; align-items: flex-start; margin-bottom: 1rem; font-size: .9rem; color: var(--label); }
.check input { margin-top: .3rem; accent-color: var(--blue-600); }
.actions { display: flex; gap: .7rem; flex-wrap: wrap; }

/* ===== Messages and badges ===== */
.notice {
  background: #e8f5fb; border: 1px solid rgba(47, 164, 198, .35); color: var(--blue-950);
  padding: .8rem 1.1rem; border-radius: var(--radius-sm); margin: 0 0 1.4rem; font-weight: 600;
}
.errors {
  background: #fdf0ee; border: 1px solid rgba(192, 57, 43, .3); color: #7d2117;
  padding: .8rem 1.1rem; border-radius: var(--radius-sm); margin: 0 0 1.4rem;
}
.errors p { margin: .15rem 0; }
.hint { font-size: .84rem; color: var(--muted); margin: .4rem 0; }
.warn { color: var(--paused); }
.badge {
  display: inline-block; font-size: .68rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase;
  padding: .25rem .55rem; border-radius: 999px; line-height: 1.3;
  color: var(--ink); background: rgba(2, 6, 23, .06); border: 1px solid rgba(2, 6, 23, .12);
}
.badge-dynamic { background: rgba(47, 164, 198, .18); border-color: rgba(47, 164, 198, .4); color: var(--blue-950); }
.badge-static { color: var(--muted); }
.badge-paused { background: #fff3e0; border-color: #f0c98d; color: #7a4510; }
.kind-fixed { font-size: .9rem; color: var(--muted); margin: 0 0 1rem; }
.kind-fixed .badge { margin-right: .4rem; }

/* ===== Editor: option rail | content + options | preview ===== */
.maker { display: grid; grid-template-columns: 10rem minmax(0, 1fr) minmax(280px, 400px); gap: 1.4rem; align-items: start; }
.maker-main { display: flex; flex-direction: column; gap: 1.2rem; min-width: 0; }

.rail {
  display: flex; flex-direction: column; gap: .35rem; position: sticky; top: calc(var(--header-h) + 1.25rem);
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: .6rem;
  box-shadow: var(--shadow-soft);
}
.rail-btn {
  font: 600 .92rem/1 var(--sans); text-align: left; padding: .8rem .95rem; cursor: pointer;
  border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--label);
  transition: background .15s ease, color .15s ease;
}
.rail-btn:hover { background: var(--bg-soft); color: var(--blue-800); }
.rail-btn[aria-pressed="true"] { background: var(--blue-950); color: #fff; }
.rail-export { margin-top: .6rem; background: var(--blue-500); color: #fff; text-align: center; border-radius: 999px; }
.rail-export:hover { background: #2796b6; color: #fff; }
.rail-export[aria-pressed="true"] { background: var(--blue-950); }

.content-card { padding: 0; overflow: hidden; }
.name-row { padding: 1.4rem 1.6rem .4rem; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 0 1.5rem; align-items: end; }
.name-row .field, .name-row .opt { margin-bottom: .6rem; }
.name-row .opt { grid-template-columns: auto auto; gap: .4rem .8rem; }
.name-row .hint, .name-row .kind-fixed { grid-column: 1 / -1; margin-top: 0; }
.tabs {
  display: flex; flex-wrap: wrap; gap: .25rem; padding: 0 1.1rem;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg-soft);
}
.tabs [role=tab] {
  font: 600 .92rem/1 var(--sans); color: var(--label); background: none; border: 0; cursor: pointer;
  padding: 1rem .7rem .9rem; border-bottom: 3px solid transparent; margin-bottom: -1px;
  transition: color .15s ease;
}
.tabs [role=tab]:hover { color: var(--blue-800); }
.tabs [role=tab][aria-selected="true"] { color: var(--blue-600); font-weight: 700; border-bottom-color: var(--blue-500); }
.tab-body { padding: 1.4rem 1.6rem .6rem; }
#fields { display: grid; grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr)); gap: 0 1.1rem; }
#fields .field:has(textarea) { grid-column: 1 / -1; }

.opt-panel hr { border: 0; border-top: 1px solid var(--border); margin: 1.2rem 0; }
.opt { display: grid; grid-template-columns: 11rem minmax(0, 1fr); gap: .4rem 1.1rem; align-items: center; margin-bottom: .95rem; }
.opt-label { font-size: .85rem; font-weight: 700; color: var(--label); }
.opt input[type=text], .opt select { max-width: 20rem; }
.seg { display: flex; flex-wrap: wrap; gap: .4rem; }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.seg span {
  display: inline-block; padding: .48rem .9rem; font-size: .85rem; font-weight: 600; cursor: pointer;
  border: 1px solid rgba(12, 74, 110, .25); border-radius: 999px; background: #fff; color: var(--blue-800);
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.seg label:hover span { border-color: rgba(12, 74, 110, .55); }
.seg input:checked + span { background: var(--blue-950); border-color: var(--blue-950); color: #fff; }
.seg input:focus-visible + span { outline: 2px solid var(--blue-500); outline-offset: 2px; }
.swatch { display: inline-flex; align-items: center; gap: .65rem; }
.swatch code { color: var(--muted); }
.range { display: flex; align-items: center; gap: .8rem; max-width: 22rem; }
.range input[type=number] { width: 7.5rem; }
.range output { font-family: var(--mono); font-size: .8rem; color: var(--muted); min-width: 3rem; }
.presets { display: flex; flex-wrap: wrap; gap: .4rem; }
.download { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; margin: .9rem 0 .3rem; }

/* The proof: a print-proof sheet with crop marks. */
.proof { position: sticky; top: calc(var(--header-h) + 1.25rem); }
.sheet {
  position: relative; background: #fff; padding: 2.25rem;
  border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow);
}
.sheet::before, .sheet::after {
  content: ""; position: absolute; inset: 1rem; pointer-events: none; opacity: .45;
  background:
    linear-gradient(var(--blue-800), var(--blue-800)) left top / 14px 1px no-repeat,
    linear-gradient(var(--blue-800), var(--blue-800)) left top / 1px 14px no-repeat,
    linear-gradient(var(--blue-800), var(--blue-800)) right top / 14px 1px no-repeat,
    linear-gradient(var(--blue-800), var(--blue-800)) right top / 1px 14px no-repeat;
}
.sheet::after { transform: scaleY(-1); }
.preview { min-height: 12rem; display: grid; place-items: center; }
.preview svg { width: 100%; height: auto; max-height: 70vh; display: block; }
.preview .empty { color: var(--muted); text-align: center; font-size: .9rem; padding: 2rem; }
.slug { font-family: var(--mono); font-size: .74rem; color: var(--muted); margin: 1rem .25rem .25rem; }
.payload { font-family: var(--mono); font-size: .77rem; color: var(--ink); margin: 0 .25rem .75rem; word-break: break-all; white-space: pre-wrap; }
.proof > .hint { margin-inline: .25rem; }

/* ===== Code list ===== */
.codes { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .8rem; }
.code-row {
  display: grid; grid-template-columns: 80px minmax(0, 1fr) auto; gap: 1.2rem; align-items: center;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem 1.4rem 1rem 1rem;
  box-shadow: var(--shadow-soft); transition: transform .15s ease, box-shadow .15s ease;
}
.code-row:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.thumb { display: block; width: 80px; height: 80px; border-radius: var(--radius-xs); overflow: hidden; background: var(--bg-soft); }
.thumb svg { width: 100%; height: 100%; display: block; }
.code-main { min-width: 0; }
.code-name { font-weight: 800; font-size: 1.08rem; color: var(--ink); text-decoration: none; }
.code-name:hover { color: var(--blue-800); }
.code-what { margin: .25rem 0; font-size: .85rem; color: var(--muted); display: flex; gap: .45rem; align-items: center; flex-wrap: wrap; }
.code-detail { margin: 0; font-size: .85rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.code-link { margin: .15rem 0 0; font-size: .85rem; color: var(--muted); }
.code-link code { color: var(--blue-800); }
.code-side { display: flex; flex-direction: column; align-items: flex-end; gap: .25rem; font-size: .8rem; color: var(--muted); text-align: right; }
.scans { color: var(--blue-950); text-decoration: none; }
.scans strong { font-size: 1.3rem; font-weight: 900; font-variant-numeric: tabular-nums; }
.empty-state { text-align: center; padding: 3.5rem 1.5rem; }
.empty-state p { color: var(--muted); max-width: 32rem; margin: 0 auto 1.4rem; }

/* ===== Stats ===== */
.figures { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; margin: 0 0 1.2rem; }
.figures div { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 1.2rem 1.4rem; box-shadow: var(--shadow-soft); }
.figures dt { font-size: .82rem; font-weight: 700; color: var(--label); }
.figures dd { margin: .2rem 0 0; font-size: 2rem; font-weight: 900; color: var(--blue-950); font-variant-numeric: tabular-nums; }
.figures .dd-small { font-size: 1rem; font-weight: 600; padding-top: .7rem; color: var(--ink); }
.chart { width: 100%; height: auto; display: block; }
.chart rect { fill: var(--blue-500); }
.chart rect:hover { fill: var(--blue-950); }
.chart line { stroke: var(--border-strong); }
.chart text { font: 10px var(--sans); fill: var(--muted); }
.bars, .recent { list-style: none; margin: 0; padding: 0; }
.bars li { display: grid; grid-template-columns: 5.5rem 1fr 3rem; gap: .7rem; align-items: center; padding: .35rem 0; font-size: .9rem; }
.bars li span:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.bar { height: 8px; background: var(--bg-soft); border-radius: 10px; overflow: hidden; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--blue-800), var(--blue-500)); border-radius: 10px; }
.recent li { display: flex; justify-content: space-between; padding: .5rem 0; border-bottom: 1px solid var(--border); font-size: .88rem; }
.recent li span:last-child { color: var(--muted); }

/* ===== Sign in ===== */
.signin { max-width: 24rem; margin: 0 auto; padding: 2rem; }

/* ===== Footer (as in Core Sign) ===== */
.footer { background: var(--blue-950); color: #fff; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem 2rem; flex-wrap: wrap; padding: 1.6rem 0; }
.footer-brand { display: flex; align-items: center; gap: 1rem; }
.footer-logo { width: 42px; height: 42px; display: block; flex: 0 0 auto; }
.footer-tag { margin: 0; font-size: .98rem; color: #fff; }
.footer-muted { margin: .1rem 0 0; font-size: .86rem; color: rgba(255, 255, 255, .72); }
.footer-link { color: #fff; text-decoration: none; font-size: .95rem; }
.footer-link:hover { color: var(--blue-light); }

/* ===== Responsive ===== */
@media (max-width: 1100px) {
  .maker { grid-template-columns: 9rem minmax(0, 1fr); }
  .proof { grid-column: 2; grid-row: 1; position: static; max-width: 400px; }
  .maker-main { grid-column: 2; }
  .rail { grid-row: 1 / span 2; }
}
@media (max-width: 980px) {
  .figures { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .maker { grid-template-columns: 1fr; }
  .rail { flex-direction: row; overflow-x: auto; position: static; grid-row: auto; }
  .rail-btn { flex: 0 0 auto; }
  .rail-export { margin-top: 0; margin-left: .4rem; }
  .proof, .maker-main { grid-column: 1; grid-row: auto; }
  .opt { grid-template-columns: 1fr; }
  .name-row { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .container { width: calc(100% - 2rem); }
  .brand-logo { height: 40px; }
  .brand-app { font-size: 1.35rem; padding-left: .7rem; }
  .brand { gap: .7rem; }
  .nav { gap: 1rem; }
  .nav-link { font-size: .9rem; }
  .page-actions, .page-actions .filter { width: 100%; }
  #fields { grid-template-columns: 1fr; }
  .code-row { grid-template-columns: 60px minmax(0, 1fr); }
  .thumb { width: 60px; height: 60px; }
  .code-side { grid-column: 2; align-items: flex-start; text-align: left; flex-direction: row; flex-wrap: wrap; gap: .75rem; }
}
@media (max-width: 480px) {
  .brand-app { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .btn, .nav-link, .code-row, .rail-btn, .seg span { transition: none; }
}