:root {
  --forest: #1f5e4a;
  --river: #2c7898;
  --deep-blue: #173b57;
  --sand: #d8c39b;
  --paper: #f5f0e6;
  --charcoal: #202624;
  --moss: #6f8f58;
  --ochre: #b7791f;
  --leather: #8a5a32;
  --rust: #c56a2d;
  --brass: #c6a15b;
  --sky: #78b6c9;
  --night: #0f211c;
  --ink: #111712;
  --danger: #9b2c2c;
  --success: #2f855a;
  --muted: #53605a;
  --border: rgba(17, 23, 18, .28);
  --shadow: 0 1.1rem 2.8rem rgba(5, 15, 12, .27);
  --display: "Arial Narrow", "Roboto Condensed", "Franklin Gothic Condensed", Impact, sans-serif;
  --body: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --editorial: "EB Garamond", Garamond, Georgia, serif;
  --mono: "Roboto Mono", "DejaVu Sans Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  --content: 76rem;
  --radius-s: .4rem;
  --radius-m: .8rem;
  --radius-l: 1.35rem;
  color-scheme: light dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; background: var(--night); }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--charcoal);
  font-family: var(--body);
  line-height: 1.65;
  background:
    linear-gradient(rgba(15,33,28,.94), rgba(15,33,28,.97)),
    url("../images/contour-lines.svg") center top / 75rem auto repeat,
    var(--night);
}
img { max-width: 100%; height: auto; }
a { color: var(--river); text-underline-offset: .18em; }
a:hover { color: var(--rust); }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
:focus-visible { outline: .22rem solid var(--sky); outline-offset: .18rem; }
::selection { color: var(--night); background: var(--brass); }

.skip-link {
  position: fixed; z-index: 1000; top: .75rem; left: .75rem;
  transform: translateY(-180%); padding: .7rem 1rem;
  color: var(--night); background: var(--paper); border: 2px solid var(--brass);
  border-radius: .35rem; font-weight: 800;
}
.skip-link:focus { transform: none; }

.ambient-stars,
.ambient-stars::before,
.ambient-stars::after {
  position: fixed; inset: 0; pointer-events: none; z-index: -1; content: "";
  background-image:
    radial-gradient(circle at 12% 13%, rgba(216,195,155,.55) 0 1px, transparent 1.6px),
    radial-gradient(circle at 84% 9%, rgba(120,182,201,.45) 0 1px, transparent 1.7px),
    radial-gradient(circle at 42% 31%, rgba(198,161,91,.35) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 68% 64%, rgba(245,240,230,.27) 0 1px, transparent 1.7px),
    radial-gradient(circle at 21% 78%, rgba(198,161,91,.28) 0 1px, transparent 1.8px);
  background-size: 17rem 15rem, 23rem 19rem, 29rem 27rem, 31rem 25rem, 37rem 33rem;
}
.ambient-stars::before { opacity: .36; transform: rotate(12deg) scale(1.08); }
.ambient-stars::after { opacity: .22; transform: rotate(-9deg) scale(1.13); }

.site-header {
  position: sticky; top: 0; z-index: 90;
  border-bottom: 1px solid rgba(198,161,91,.44);
  background: rgba(11, 28, 23, .92);
  backdrop-filter: blur(12px);
  box-shadow: 0 .5rem 1.8rem rgba(0,0,0,.2);
}
.header-inner {
  max-width: var(--content); margin: 0 auto; min-height: 4.8rem;
  display: flex; align-items: center; gap: 1.5rem; padding: .65rem 1.25rem;
}
.brand-link {
  display: flex; align-items: center; gap: .75rem; color: var(--paper);
  text-decoration: none; min-width: max-content;
}
.brand-link img { width: 2.7rem; height: 2.7rem; }
.brand-wordmark { display: grid; line-height: 1; }
.brand-wordmark strong {
  font-family: var(--display); font-size: 1.18rem; text-transform: uppercase;
  letter-spacing: .09em; font-stretch: condensed;
}
.brand-wordmark small {
  margin-top: .28rem; color: var(--brass); font-family: var(--mono); font-size: .62rem;
  letter-spacing: .13em; text-transform: uppercase;
}
.nav-toggle {
  display: none; margin-left: auto; padding: .55rem .75rem; color: var(--paper);
  background: transparent; border: 1px solid rgba(216,195,155,.5); border-radius: .4rem;
  font-family: var(--mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em;
}
.site-nav { margin-left: auto; }
.site-nav ul { list-style: none; display: flex; align-items: center; gap: .25rem; margin: 0; padding: 0; }
.site-nav a {
  display: block; padding: .6rem .7rem; color: rgba(245,240,230,.82); text-decoration: none;
  border-radius: .35rem; font-size: .86rem; font-weight: 750; letter-spacing: .035em;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--paper); background: rgba(216,195,155,.12); }
.site-nav .nav-action { color: var(--night); background: var(--brass); }
.site-nav .nav-action:hover, .site-nav .nav-action[aria-current="page"] { color: var(--night); background: var(--sand); }

main { min-height: calc(100vh - 12rem); }
.content-wrap { max-width: var(--content); margin: 0 auto; padding: 2.4rem 1.25rem 5rem; }
.narrow { max-width: 56rem; }

.kicker, .eyebrow, .field-label {
  font-family: var(--mono); font-size: .73rem; font-weight: 800; text-transform: uppercase;
  letter-spacing: .16em; color: var(--rust);
}
.eyebrow.inverse { color: var(--brass); }
h1, h2, h3 { line-height: 1.12; text-wrap: balance; }
h1, h2 {
  margin: 0 0 1rem; color: var(--ink); font-family: var(--display); text-transform: uppercase;
  letter-spacing: .025em; font-weight: 900;
}
h1 { font-size: clamp(2.55rem, 8vw, 5.9rem); }
h2 { font-size: clamp(1.8rem, 4.4vw, 3.1rem); }
h3 { margin: 0 0 .55rem; color: var(--ink); font-size: 1.15rem; }
p { margin: 0 0 1.15rem; }
.lede { font-size: clamp(1.08rem, 2.4vw, 1.35rem); line-height: 1.55; color: #34413b; }
.microcopy { color: var(--muted); font-size: .84rem; }
.mono { font-family: var(--mono); }
.nowrap { white-space: nowrap; }

.paper-panel {
  position: relative; overflow: hidden;
  color: var(--charcoal);
  background:
    linear-gradient(95deg, rgba(255,255,255,.26), transparent 35%),
    repeating-linear-gradient(0deg, rgba(138,90,50,.025) 0 1px, transparent 1px 5px),
    var(--paper);
  border: 1px solid rgba(198,161,91,.72); border-radius: var(--radius-l);
  box-shadow: var(--shadow);
}
.paper-panel::before {
  content: ""; position: absolute; inset: .52rem; pointer-events: none;
  border: 1px dashed rgba(17,23,18,.31); border-radius: calc(var(--radius-l) - .35rem);
}
.paper-panel > * { position: relative; }
.paper-pad { padding: clamp(1.35rem, 3vw, 2.35rem); }
.dark-panel {
  color: var(--paper); background: linear-gradient(145deg, rgba(31,94,74,.35), rgba(9,23,19,.98)), var(--night);
  border: 1px solid rgba(198,161,91,.45); border-radius: var(--radius-l); box-shadow: var(--shadow);
}
.dark-panel h2, .dark-panel h3 { color: var(--paper); }
.dark-panel p { color: rgba(245,240,230,.78); }

.hero {
  max-width: var(--content); margin: 0 auto; padding: clamp(1.5rem, 4vw, 4rem) 1.25rem 3rem;
  display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(19rem, .72fr); gap: clamp(1.5rem, 5vw, 4.6rem);
  align-items: center;
}
.hero-copy { color: var(--paper); }
.hero-copy h1 { color: var(--paper); text-shadow: 0 .2rem .2rem rgba(0,0,0,.3); }
.hero-copy .lede { max-width: 45rem; color: rgba(245,240,230,.84); }
.hero-motto {
  display: inline-flex; gap: .55rem; align-items: center; margin-bottom: 1rem;
  color: var(--brass); font-family: var(--mono); font-size: .75rem; font-weight: 800;
  letter-spacing: .12em; text-transform: uppercase;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.7rem 0 1.4rem; }
.button {
  display: inline-flex; justify-content: center; align-items: center; gap: .5rem;
  min-height: 2.9rem; padding: .72rem 1rem; color: var(--paper); background: var(--forest);
  border: 1px solid transparent; border-radius: .45rem; text-decoration: none;
  font-weight: 850; letter-spacing: .025em; box-shadow: 0 .45rem 1.1rem rgba(0,0,0,.15);
}
.button:hover { color: var(--paper); background: #174737; transform: translateY(-1px); }
.button.secondary { color: var(--paper); background: transparent; border-color: rgba(216,195,155,.68); box-shadow: none; }
.button.secondary:hover { color: var(--night); background: var(--sand); }
.button.paper { color: var(--night); background: var(--sand); }
.button.paper:hover { background: var(--paper); }
.button.danger { background: var(--danger); }
.button.small { min-height: 2.3rem; padding: .45rem .72rem; font-size: .82rem; }
.button[disabled] { opacity: .45; cursor: not-allowed; transform: none; }

.prototype-card {
  position: relative; width: min(100%, 30rem); margin: 0 auto;
  transform: rotate(1.4deg); filter: drop-shadow(0 2rem 2rem rgba(0,0,0,.4));
}
.prototype-card::before {
  content: ""; position: absolute; inset: -1.5% -2%; z-index: -1;
  background: var(--brass); border-radius: 4.5%; transform: rotate(-2.4deg); opacity: .7;
}
.prototype-card img { display: block; width: 100%; border-radius: 3.5%; border: 1px solid rgba(216,195,155,.7); }
.prototype-badge {
  position: absolute; right: -1rem; bottom: 2rem; max-width: 12rem; padding: .6rem .75rem;
  color: var(--night); background: var(--sand); border: 2px solid var(--night); border-radius: .45rem;
  font-family: var(--mono); font-size: .68rem; line-height: 1.4; text-transform: uppercase; letter-spacing: .08em;
  transform: rotate(-3deg); box-shadow: .4rem .5rem 0 rgba(15,33,28,.55);
}

.status-strip {
  display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1px;
  margin-top: 1.6rem; overflow: hidden; border: 1px solid rgba(216,195,155,.28); border-radius: .55rem;
  background: rgba(216,195,155,.25);
}
.status-cell { padding: .72rem .8rem; background: rgba(15,33,28,.72); }
.status-cell strong { display: block; color: var(--paper); font-family: var(--mono); font-size: 1.08rem; }
.status-cell span { color: rgba(245,240,230,.6); font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; }

.section { padding: clamp(3rem, 7vw, 6rem) 1.25rem; }
.section-inner { max-width: var(--content); margin: 0 auto; }
.section.paper-section { background: var(--paper); }
.section.sand-section { background: var(--sand); }
.section.night-section { color: var(--paper); background: linear-gradient(135deg, #10251f, #071611); }
.section.night-section h2 { color: var(--paper); }
.section-head { max-width: 55rem; margin-bottom: 2rem; }
.section-head p { color: var(--muted); font-size: 1.05rem; }
.night-section .section-head p { color: rgba(245,240,230,.7); }

.wayfinder-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.wayfinder {
  position: relative; min-height: 15rem; padding: 1.4rem; color: var(--charcoal); background: rgba(245,240,230,.96);
  border: 1px solid rgba(17,23,18,.25); border-radius: .8rem; text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.wayfinder:hover { color: var(--charcoal); transform: translateY(-.28rem); box-shadow: 0 .9rem 1.8rem rgba(15,33,28,.2); border-color: var(--forest); }
.wayfinder .number { color: var(--rust); font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; }
.wayfinder h3 { margin-top: 2.2rem; font-family: var(--display); font-size: 1.55rem; text-transform: uppercase; }
.wayfinder p { color: var(--muted); font-size: .9rem; }
.wayfinder .arrow { position: absolute; right: 1.1rem; bottom: .85rem; color: var(--forest); font-size: 1.5rem; }

.cycle-grid { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: .7rem; counter-reset: cycle; }
.cycle-step {
  position: relative; min-height: 12rem; padding: 1.3rem 1rem 1rem; color: var(--paper);
  background: rgba(15,33,28,.86); border: 1px solid rgba(198,161,91,.36); border-radius: .65rem;
  counter-increment: cycle;
}
.cycle-step::before {
  content: counter(cycle, decimal-leading-zero); display: block; margin-bottom: 1.5rem;
  color: var(--brass); font-family: var(--mono); font-size: .72rem; letter-spacing: .1em;
}
.cycle-step:not(:last-child)::after {
  content: "→"; position: absolute; z-index: 2; right: -.65rem; top: 50%; width: 1.25rem; height: 1.25rem;
  display: grid; place-items: center; color: var(--night); background: var(--brass); border-radius: 50%; font-size: .75rem;
}
.cycle-step h3 { color: var(--paper); font-size: 1rem; }
.cycle-step p { color: rgba(245,240,230,.64); font-size: .82rem; }

.quote-panel {
  max-width: 58rem; margin: 0 auto; text-align: center; padding: clamp(2rem, 5vw, 4rem);
  color: var(--paper); border-top: 1px solid rgba(198,161,91,.55); border-bottom: 1px solid rgba(198,161,91,.55);
}
.quote-panel blockquote { margin: 0; font-family: var(--editorial); font-size: clamp(1.7rem, 4vw, 3rem); line-height: 1.25; }
.quote-panel cite { display: block; margin-top: 1.4rem; color: var(--brass); font-family: var(--mono); font-size: .72rem; font-style: normal; letter-spacing: .12em; text-transform: uppercase; }

.fit-grid { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: .7rem; }
.fit-card { padding: 1rem; background: rgba(245,240,230,.08); border: 1px solid rgba(216,195,155,.24); border-radius: .55rem; }
.fit-card strong { display: block; color: var(--paper); font-size: .9rem; }
.fit-card span { color: rgba(245,240,230,.59); font-size: .78rem; }
.fit-card i { display: block; width: 100%; height: .23rem; margin-bottom: .8rem; background: var(--river); border-radius: 999px; }
.fit-card:nth-child(2) i { width: 78%; background: var(--moss); }
.fit-card:nth-child(3) i { width: 46%; background: var(--stone, #81786a); }
.fit-card:nth-child(4) i { width: 60%; background: var(--rust); }
.fit-card:nth-child(5) i { width: 31%; background: var(--ochre); }

.page-masthead {
  padding: clamp(3rem, 8vw, 6rem) 1.25rem 2.4rem; color: var(--paper);
  background:
    linear-gradient(90deg, rgba(15,33,28,.96), rgba(15,33,28,.78)),
    url("../images/mountain-portal-1600.webp") center 42% / cover;
  border-bottom: 1px solid rgba(198,161,91,.45);
}
.page-masthead .inner { max-width: var(--content); margin: 0 auto; }
.page-masthead h1 { max-width: 58rem; color: var(--paper); font-size: clamp(2.7rem, 7vw, 5.2rem); }
.page-masthead p { max-width: 52rem; color: rgba(245,240,230,.82); font-size: 1.15rem; }
.breadcrumbs { margin-bottom: 1rem; color: rgba(245,240,230,.55); font-family: var(--mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; }
.breadcrumbs a { color: var(--brass); }

.prose-grid { display: grid; grid-template-columns: minmax(0, 1fr) 18rem; gap: 3rem; align-items: start; }
.prose { font-size: 1.03rem; }
.prose h2 { margin-top: 2.7rem; font-size: 2rem; }
.prose h3 { margin-top: 2rem; }
.prose ul, .prose ol { padding-left: 1.35rem; }
.prose li { margin-bottom: .5rem; }
.prose blockquote {
  margin: 2rem 0; padding: 1.25rem 1.5rem; color: var(--night); background: var(--sand);
  border-left: .35rem solid var(--forest); font-family: var(--editorial); font-size: 1.35rem;
}
.side-note { position: sticky; top: 6.2rem; padding: 1.2rem; background: var(--sand); border: 1px solid var(--border); border-radius: .6rem; }
.side-note strong { display: block; margin-bottom: .5rem; font-family: var(--display); text-transform: uppercase; }
.side-note ul { margin: .5rem 0 0; padding-left: 1rem; font-size: .83rem; }

.method-map { display: grid; gap: .9rem; margin: 2rem 0; counter-reset: method; }
.method-row {
  position: relative; display: grid; grid-template-columns: 4rem minmax(0,1fr); gap: 1rem;
  padding: 1.2rem; background: var(--paper); border: 1px solid var(--border); border-radius: .65rem;
  counter-increment: method;
}
.method-row::before {
  content: counter(method, decimal-leading-zero); display: grid; place-items: center; width: 3.2rem; height: 3.2rem;
  color: var(--paper); background: var(--forest); border-radius: 50%; font-family: var(--mono); font-weight: 800;
}
.method-row h3 { margin-top: .1rem; }
.method-row p { margin: 0; color: var(--muted); }

.form-layout { display: grid; grid-template-columns: minmax(0, 1fr) 19rem; gap: 1.4rem; align-items: start; }
.field-card { padding: clamp(1.25rem, 3vw, 2rem); }
.form-section { margin-bottom: 2rem; }
.form-section:last-child { margin-bottom: 0; }
.form-section-head { display: flex; align-items: center; gap: .75rem; margin-bottom: 1rem; padding-bottom: .65rem; border-bottom: 1px solid rgba(17,23,18,.2); }
.form-section-head .step {
  display: grid; place-items: center; width: 2rem; height: 2rem; flex: 0 0 auto;
  color: var(--paper); background: var(--forest); border-radius: 50%; font-family: var(--mono); font-size: .72rem; font-weight: 900;
}
.form-section-head h2 { margin: 0; font-size: 1.35rem; }
.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1rem; }
.field-grid.three { grid-template-columns: repeat(3, minmax(0,1fr)); }
.field { display: grid; gap: .4rem; }
.field.full { grid-column: 1 / -1; }
.field label, .legend-label { color: #303a35; font-size: .78rem; font-weight: 850; text-transform: uppercase; letter-spacing: .055em; }
.field .hint { color: var(--muted); font-size: .76rem; }
input, textarea, select {
  width: 100%; color: var(--ink); background: rgba(255,255,255,.58);
  border: 1px solid rgba(17,23,18,.36); border-radius: .36rem; padding: .72rem .78rem;
}
input:focus, textarea:focus, select:focus { border-color: var(--river); box-shadow: 0 0 0 .2rem rgba(44,120,152,.18); outline: none; }
textarea { min-height: 8rem; resize: vertical; line-height: 1.55; }
.code-input { font-family: var(--mono); font-size: 1.55rem; font-weight: 900; letter-spacing: .25em; text-transform: uppercase; }
.checkbox-row { display: flex; gap: .7rem; align-items: flex-start; }
.checkbox-row input { width: 1.15rem; height: 1.15rem; margin-top: .25rem; accent-color: var(--forest); }
.checkbox-row label { font-size: .9rem; }
.radio-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .6rem; }
.radio-card { display: flex; gap: .6rem; align-items: flex-start; padding: .7rem; border: 1px solid rgba(17,23,18,.22); border-radius: .4rem; }
.radio-card input { width: auto; margin-top: .25rem; accent-color: var(--forest); }
.form-actions { display: flex; flex-wrap: wrap; gap: .7rem; padding-top: .5rem; }
.form-message { display: none; margin-top: 1rem; padding: .8rem 1rem; border-radius: .4rem; font-size: .88rem; }
.form-message.is-visible { display: block; }
.form-message.success { color: #0e3a28; background: #dff4e8; border: 1px solid #2f855a; }
.form-message.error { color: #5b1818; background: #f8dddd; border: 1px solid #9b2c2c; }

.field-manual { padding: 1.2rem; }
.field-manual h2 { color: var(--paper); font-size: 1.25rem; }
.field-manual dl { margin: 0; }
.field-manual dt { margin-top: 1rem; color: var(--brass); font-family: var(--mono); font-size: .69rem; text-transform: uppercase; letter-spacing: .09em; }
.field-manual dd { margin: .25rem 0 0; color: rgba(245,240,230,.74); font-size: .83rem; }

.reveal-result { display: none; margin: 1.2rem 0; padding: 1.3rem; text-align: center; background: var(--night); border: 2px solid var(--brass); border-radius: .6rem; }
.reveal-result.is-visible { display: block; animation: reveal-in .4s ease both; }
.reveal-result .card-name { color: var(--paper); font-family: var(--display); font-size: clamp(2rem, 6vw, 3.5rem); text-transform: uppercase; line-height: 1; }
.reveal-result .card-meta { margin-top: .5rem; color: var(--brass); font-family: var(--mono); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; }
@keyframes reveal-in { from { opacity: 0; transform: translateY(.5rem) scale(.98); } }

.archive-toolbar { display: flex; flex-wrap: wrap; gap: .65rem; align-items: center; margin-bottom: 1rem; }
.archive-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: .55rem; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { padding: .75rem; text-align: left; border-bottom: 1px solid rgba(17,23,18,.16); vertical-align: top; }
th { color: var(--paper); background: var(--night); font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; }
tbody tr:hover { background: rgba(216,195,155,.23); }
.status-pill { display: inline-block; padding: .2rem .45rem; border-radius: 999px; background: var(--sand); font-size: .7rem; font-weight: 800; }
.status-pill.revealed { color: white; background: var(--forest); }
.empty-state { padding: 2.5rem 1rem; text-align: center; color: var(--muted); }

.card-tools { display: flex; flex-wrap: wrap; gap: .65rem; margin-bottom: 1.2rem; }
.card-tools input { flex: 1 1 18rem; }
.card-tools select { flex: 0 1 13rem; }
.card-group { margin: 2.2rem 0 3rem; }
.card-group h2 { display: flex; align-items: center; gap: .7rem; margin-bottom: 1rem; font-size: 1.7rem; }
.card-count { color: var(--muted); font-family: var(--mono); font-size: .72rem; }
.card-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: .72rem; }
.card-link {
  min-height: 7.2rem; display: grid; align-content: space-between; padding: .9rem;
  color: var(--charcoal); background: var(--paper); border: 1px solid rgba(17,23,18,.25); border-radius: .55rem;
  text-decoration: none; box-shadow: 0 .25rem .7rem rgba(15,33,28,.08);
}
.card-link:hover { color: var(--charcoal); border-color: var(--forest); transform: translateY(-2px); }
.card-link strong { font-size: .94rem; line-height: 1.25; }
.card-link .card-code { color: var(--forest); font-family: var(--mono); font-size: 1.05rem; font-weight: 900; letter-spacing: .14em; }
.card-link[hidden], .card-group[hidden] { display: none; }

.card-reveal-shell { max-width: 55rem; margin: 0 auto; text-align: center; }
.card-reveal-emblem { width: min(15rem,55vw); margin: 0 auto 1.2rem; opacity: .9; }
.card-reveal-code { display: inline-block; margin: .5rem 0 1.4rem; padding: .45rem .8rem; color: var(--night); background: var(--brass); border-radius: .3rem; font-family: var(--mono); font-size: 1.15rem; font-weight: 900; letter-spacing: .16em; }
.card-reveal-shell h1 { font-size: clamp(3rem, 10vw, 6.3rem); }
.card-reveal-shell .group { color: var(--rust); font-family: var(--mono); text-transform: uppercase; letter-spacing: .12em; }
.legacy-notice { margin: 2rem auto; padding: 1rem; max-width: 44rem; color: #45381f; background: #f5e8c9; border: 1px solid var(--ochre); border-radius: .45rem; text-align: left; }

.qr-comparison { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1rem; margin: 2rem 0; }
.qr-mode { padding: 1.3rem; border: 1px solid var(--border); border-radius: .6rem; background: var(--paper); }
.qr-mode h3 { font-family: var(--display); font-size: 1.45rem; text-transform: uppercase; }
.qr-mode code { display: block; overflow-wrap: anywhere; padding: .7rem; background: #e5ddce; border-radius: .3rem; font-size: .75rem; }
.qr-sample { width: min(14rem, 100%); margin: 1rem auto; padding: 1rem; background: white; border: 1px solid rgba(17,23,18,.2); }
.spec-table td:first-child { width: 34%; font-weight: 800; }

.callout {
  margin: 1.4rem 0; padding: 1rem 1.2rem; background: #e9f0ed; border: 1px solid rgba(31,94,74,.38); border-left: .4rem solid var(--forest); border-radius: .4rem;
}
.callout.warning { background: #f8ecd5; border-color: rgba(183,121,31,.55); border-left-color: var(--ochre); }
.callout strong { display: block; margin-bottom: .25rem; }

.split-art { display: grid; grid-template-columns: minmax(0,1fr) minmax(16rem,.55fr); gap: 2rem; align-items: center; }
.legacy-art-frame { max-width: 25rem; margin: 0 auto; padding: .45rem; background: #050605; border: 1px solid var(--brass); box-shadow: var(--shadow); }

.site-footer { color: rgba(245,240,230,.66); border-top: 1px solid rgba(198,161,91,.36); background: #091712; }
.footer-inner { max-width: var(--content); margin: 0 auto; display: grid; grid-template-columns: 1.3fr .7fr .7fr; gap: 2rem; padding: 2.6rem 1.25rem; }
.footer-inner h2 { color: var(--paper); font-size: 1.2rem; }
.footer-inner h3 { color: var(--brass); font-family: var(--mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; }
.footer-inner ul { list-style: none; margin: 0; padding: 0; }
.footer-inner li { margin: .35rem 0; }
.footer-inner a { color: rgba(245,240,230,.72); }
.footer-fine { border-top: 1px solid rgba(216,195,155,.14); padding: .9rem 1.25rem; text-align: center; font-size: .72rem; }

/* Doorway landing */
body.doorway-page { overflow: hidden; color: var(--paper); background: #030a08; }
.doorway-shell {
  min-height: 100svh; display: grid; place-items: center; perspective: 1600px; isolation: isolate;
  background:
    radial-gradient(circle at 50% 48%, rgba(120,182,201,.15), transparent 31%),
    linear-gradient(rgba(3,10,8,.62), rgba(3,10,8,.92)),
    url("../images/mountain-portal-1600.webp") center / cover;
}
.doorway-shell::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 0 36%, rgba(0,0,0,.7) 83%);
}
.door-stage { position: relative; width: min(87vw, 33rem); height: min(82svh, 49rem); perspective: 1500px; }
.portal-glow {
  position: absolute; inset: 1.1rem; overflow: hidden; border-radius: 48% 48% 4% 4% / 15% 15% 3% 3%;
  background: url("../images/mountain-portal-1600.webp") center / cover;
  box-shadow: inset 0 0 4rem rgba(120,182,201,.4), 0 0 3rem rgba(120,182,201,.22);
}
.portal-glow::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 55%, rgba(15,33,28,.92)); }
.portal-message { position: absolute; z-index: 2; left: 10%; right: 10%; bottom: 8%; text-align: center; }
.portal-message strong { display: block; font-family: var(--display); font-size: 1.7rem; text-transform: uppercase; letter-spacing: .05em; }
.portal-message span { color: var(--brass); font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; }
.door-frame {
  position: absolute; inset: 0; border: 1.25rem solid #182a23; border-bottom-width: 1.5rem;
  border-radius: 46% 46% 3% 3% / 14% 14% 2% 2%; box-shadow: 0 1.8rem 4rem rgba(0,0,0,.64), inset 0 0 0 .28rem var(--brass), inset 0 0 0 .55rem #101d18;
}
.door-frame::before, .door-frame::after {
  content: ""; position: absolute; top: 9%; bottom: -1.1rem; width: .25rem; background: linear-gradient(var(--brass), #68491e); opacity: .6;
}
.door-frame::before { left: -.55rem; } .door-frame::after { right: -.55rem; }
.door {
  position: absolute; z-index: 4; inset: 1.1rem; display: grid; place-items: center; padding: 1.4rem;
  transform-origin: left center; transform-style: preserve-3d; transition: transform 1.25s cubic-bezier(.72,.02,.2,1), filter .5s ease;
  color: var(--ink); background:
    linear-gradient(90deg, rgba(255,255,255,.08), transparent 30% 70%, rgba(0,0,0,.09)),
    repeating-linear-gradient(90deg, transparent 0 4.8rem, rgba(55,29,13,.16) 4.85rem 4.94rem),
    linear-gradient(#d8c39b, #b89a68);
  border: .28rem solid #162820; border-radius: 43% 43% 2% 2% / 13% 13% 2% 2%; box-shadow: inset 0 0 0 .25rem var(--brass), inset 0 0 3rem rgba(59,38,17,.35); cursor: pointer;
}
.door::before { content: ""; position: absolute; inset: 5%; border: .12rem dashed rgba(17,23,18,.48); border-radius: 39% 39% 2% 2% / 11% 11% 2% 2%; }
.door::after {
  content: ""; position: absolute; right: 7%; top: 51%; width: 1.25rem; height: 1.25rem; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ead19b, var(--brass) 38%, #6b4a20 80%); box-shadow: 0 0 0 .45rem rgba(17,23,18,.16);
}
.door-face { position: relative; z-index: 1; width: 100%; text-align: center; }
.door-face img { width: min(42%, 10.5rem); filter: drop-shadow(0 .4rem .5rem rgba(17,23,18,.25)); }
.door-face h1 { margin: .8rem 0 .25rem; font-size: clamp(2.4rem, 8vw, 4.25rem); line-height: .9; }
.door-face p { margin: 0; font-family: var(--mono); font-size: clamp(.65rem, 2vw, .8rem); font-weight: 900; letter-spacing: .18em; text-transform: uppercase; }
.door-instruction { position: absolute; left: 10%; right: 10%; bottom: 7%; color: rgba(17,23,18,.72); font-family: var(--mono); font-size: .65rem; text-transform: uppercase; letter-spacing: .1em; }
.doorway-page.is-opening .door { transform: rotateY(-112deg); filter: brightness(.82); }
.doorway-page.is-opening .door-stage { animation: portal-pulse 1.2s ease both; }
@keyframes portal-pulse { 60% { filter: drop-shadow(0 0 2rem rgba(120,182,201,.55)); } }
.doorway-topline { position: fixed; z-index: 10; top: 1rem; left: 1rem; right: 1rem; display: flex; justify-content: space-between; gap: 1rem; font-family: var(--mono); font-size: .64rem; text-transform: uppercase; letter-spacing: .09em; color: rgba(245,240,230,.58); }
.doorway-topline a { color: var(--brass); }
.nojs-entry { position: fixed; z-index: 20; right: 1rem; bottom: 1rem; }

@media (max-width: 70rem) {
  .wayfinder-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .cycle-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .cycle-step:last-child { grid-column: 1 / -1; }
  .cycle-step:nth-child(2n)::after { display: none; }
  .fit-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .card-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}
@media (max-width: 56rem) {
  .nav-toggle { display: inline-flex; }
  .site-nav { position: absolute; top: 100%; left: 0; right: 0; display: none; margin: 0; padding: .65rem 1rem 1rem; background: rgba(9,23,18,.98); border-bottom: 1px solid rgba(198,161,91,.4); }
  .site-nav.is-open { display: block; }
  .site-nav ul { display: grid; }
  .site-nav a { padding: .75rem; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { text-align: center; }
  .hero-copy .lede { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .prototype-card { width: min(75vw, 26rem); }
  .prose-grid, .form-layout, .split-art { grid-template-columns: 1fr; }
  .side-note, .field-manual { position: static; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-inner > :first-child { grid-column: 1 / -1; }
  .field-grid.three { grid-template-columns: 1fr 1fr; }
  .card-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 38rem) {
  .header-inner { min-height: 4.2rem; padding: .55rem .85rem; }
  .brand-wordmark small { display: none; }
  .brand-link img { width: 2.3rem; height: 2.3rem; }
  .content-wrap { padding-left: .8rem; padding-right: .8rem; }
  .section, .page-masthead { padding-left: .85rem; padding-right: .85rem; }
  .wayfinder-grid, .cycle-grid, .fit-grid, .field-grid, .field-grid.three, .radio-grid, .qr-comparison { grid-template-columns: 1fr; }
  .cycle-step, .cycle-step:last-child { grid-column: auto; }
  .cycle-step::after { display: none; }
  .card-grid { grid-template-columns: 1fr; }
  .status-strip { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-inner > :first-child { grid-column: auto; }
  .door-stage { width: 94vw; height: min(80svh, 44rem); }
  .doorway-topline span:first-child { display: none; }
  .doorway-topline { justify-content: flex-end; }
  h1 { font-size: clamp(2.3rem, 14vw, 4rem); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}
@media print {
  .site-header, .site-footer, .button, .nav-toggle, .ambient-stars { display: none !important; }
  body { color: #111; background: white; }
  .page-masthead { color: #111; background: white; border-bottom: 2px solid #111; }
  .page-masthead h1, .page-masthead p { color: #111; }
  .paper-panel { box-shadow: none; }
}