/* viberr.org v2 — the front door IS the product.
   Taste lock: corpus=production, archetype=center-stack (donor ramp).
   Donors: ramp (type + layout structure), faire (motion).
   Palette is not a donor layer: the viberr H282 triad, re-roled onto ramp's structure.
   See DIRECTION-NOTE-v2.md. */

:root {
  /* Brand triad, derived at oklch H=282 and contrast-verified (DESIGN-NOTE.md §8). */
  --brand-ink: #0f0d29;   /* 18.9:1 on white */
  --brand-mid: #6554e8;   /*  5.3:1 on white, AA at every size; the ONE accent */
  --brand-lift: #837dff;  /*  5.7:1 on ink */
  --brand-light: #f4f5ff;

  /* Type, per `ramp`: ONE grotesque at ONE weight. Hierarchy comes from size and a
     two-tone ink/gray split, never from weight. Two corrections to the generated
     tokens, both from ramp's own exemplar read:
       - --font-sans generates as TWK Lausanne, which is not licensed here.
       - --tracking-display generates at -0.022em, but ramp holds near-default
         tracking at every size and lets tight leading do the optical work. */
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --tracking-display: -0.005em;
  --tracking-heading: -0.005em;

  /* Roles */
  --ink: var(--brand-ink);
  --ink-2: var(--color-muted);
  --canvas: var(--color-bg);
  --surface: var(--brand-light);
  --hairline: rgba(15, 13, 41, 0.1);
  --color-focus: var(--brand-mid);

  --col: 44rem;
  --bar-h: 3.5rem;
}

*, *::before, *::after { box-sizing: border-box; }
/* The UA gives [hidden] display:none, but ANY author `display` rule outranks it, which
   silently un-hides things (it did: .chips and .go re-exposed the JS-only affordances
   with JS off). Every `hidden` on this site is load-bearing, including the pending
   price/proof panels, so the attribute wins here by force. */
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-block-size: 100svh;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  letter-spacing: var(--tracking-ui);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
fieldset { border: 0; margin: 0; padding: 0; min-inline-size: 0; }
p, h1, h2, h3, dd { margin: 0; }
h1, h2, h3 { font-weight: var(--weight-regular); line-height: var(--leading-tight); }

:where(a, button, input, textarea, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}
.skip {
  position: absolute; inset-inline-start: var(--space-4); inset-block-start: -10rem;
  z-index: 200; padding: var(--space-3) var(--space-4);
  background: var(--ink); color: var(--color-fg-inverse);
  text-decoration: none; border-radius: var(--radius-sm);
}
.skip:focus { inset-block-start: var(--space-4); }

/* thin bar: wordmark, and one quiet link. No CTA, because the page IS the CTA. */
.bar {
  position: sticky; inset-block-start: 0; z-index: 20;
  block-size: var(--bar-h);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4);
  padding-inline: var(--space-5);
  background: var(--canvas);
}
.mark {
  font-size: var(--text-md);
  letter-spacing: var(--tracking-tight);
  color: var(--ink); text-decoration: none;
}
.mark b { color: var(--brand-mid); font-weight: inherit; }
.linkish {
  appearance: none; border: 0; background: none; padding: var(--space-2);
  font: inherit; font-size: var(--text-sm); color: var(--ink-2);
  cursor: pointer; text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}
.linkish:hover { color: var(--ink); }

/* the stage: one column on a faint dotted-grid canvas (donor: ramp) */
.stage {
  min-block-size: calc(100svh - var(--bar-h));
  display: grid; align-items: center; justify-items: center;
  padding: var(--space-6) var(--space-5) var(--space-8);
  background-image: radial-gradient(var(--color-border) 1px, transparent 1px);
  background-size: var(--space-5) var(--space-5);
  background-position: center;
}
.col { inline-size: 100%; max-inline-size: var(--col); }

h1.ask {
  font-size: clamp(var(--text-2xl), 6.4vw, var(--text-4xl));
  letter-spacing: var(--tracking-display);
  text-wrap: balance;
}
h1.ask i { font-style: normal; color: var(--ink-2); }   /* two-tone, not two weights */

/* The load-bearing sentence: the only thing that says a person builds it FOR you. */
.sub {
  margin-block-start: var(--space-4);
  max-inline-size: 38rem;
  font-size: var(--text-md);
  line-height: var(--leading-normal);
  color: var(--ink-2);
  text-wrap: pretty;
}
.sub b { color: var(--ink); font-weight: var(--weight-regular); }

/* the composer */
.card {
  margin-block-start: var(--space-6);
  background: var(--canvas);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: border-color var(--duration-fast) var(--ease-standard);
}
.card:focus-within { border-color: var(--brand-mid); }

.say {
  inline-size: 100%; display: block;
  min-block-size: var(--space-9); max-block-size: 40svh;
  padding: var(--space-2);
  border: 0; background: none; resize: none; overflow-y: auto;
  font: inherit; color: var(--ink);
  line-height: var(--leading-normal);
}
.say:focus { outline: none; }
.say::placeholder { color: var(--color-subtle); }

.card__foot {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4);
  margin-block-start: var(--space-3);
}
.kbd { font-size: var(--text-xs); color: var(--color-subtle); }
.kbd b { font-family: var(--font-mono); font-weight: var(--weight-regular); }

/* The page's ONE accent lives here and nowhere else. */
.go {
  appearance: none; border: 0; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-block-size: var(--space-7); padding-inline: var(--space-5);
  border-radius: var(--radius-sm);
  background: var(--brand-mid); color: var(--color-accent-fg);
  font: inherit; font-size: var(--text-sm);
  transition: background-color var(--duration-fast) var(--ease-standard);
}
.go:hover { background: var(--brand-ink); }
.go[disabled] { background: var(--color-border-strong); cursor: default; }
.go--quiet {
  background: none; color: var(--ink-2);
  border: 1px solid var(--color-border-strong);
  padding-inline: var(--space-4);
}
.go--quiet:hover { background: var(--surface); color: var(--ink); }

/* beats 2 and 3 share the card body */
.beat__head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: var(--space-4);
  padding-block-end: var(--space-4);
  margin-block-end: var(--space-4);
  border-block-end: 1px solid var(--hairline);
}
.beat__what {
  font-size: var(--text-sm); color: var(--ink-2);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.lab {
  display: block;
  font-size: var(--text-xs); letter-spacing: var(--tracking-caps); text-transform: uppercase;
  color: var(--ink-2);
  margin-block-end: var(--space-2);
}
.in {
  inline-size: 100%; min-block-size: var(--space-7);
  padding: var(--space-3);
  font: inherit; color: var(--ink);
  background: var(--canvas);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
}
.in::placeholder { color: var(--color-subtle); }
.stack > * + * { margin-block-start: var(--space-4); }

.cells { display: grid; gap: var(--space-2); grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cell { position: relative; }
.cell input { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; opacity: 0; margin: 0; cursor: pointer; }
.cell span {
  display: flex; align-items: center; justify-content: center; text-align: center;
  min-block-size: var(--space-7); padding-inline: var(--space-2);
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: var(--surface); font-size: var(--text-sm);
  transition: border-color var(--duration-fast) var(--ease-standard);
}
.cell input:hover + span { border-color: var(--brand-mid); }
.cell input:focus-visible + span { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.cell input:checked + span { background: var(--ink); border-color: var(--ink); color: var(--color-fg-inverse); }

details.more > summary {
  cursor: pointer; list-style: none;
  font-size: var(--text-sm); color: var(--ink-2);
  padding-block: var(--space-2);
}
details.more > summary::-webkit-details-marker { display: none; }
details.more > summary::before { content: "+ "; }
details.more[open] > summary::before { content: "\2212 "; }

.err {
  display: none; margin-block-start: var(--space-4);
  padding: var(--space-3); border: 1px solid var(--color-danger);
  border-radius: var(--radius-sm); color: var(--color-danger); font-size: var(--text-sm);
}
.err[data-shown="true"] { display: block; }
.note { margin-block-start: var(--space-3); font-size: var(--text-sm); color: var(--ink-2); }

/* receipt */
.ref {
  font-family: var(--font-mono); font-size: var(--text-sm);
  padding: var(--space-1) var(--space-2);
  background: var(--surface); border-radius: var(--radius-sm); color: var(--ink);
}
.echo { margin-block-start: var(--space-4); font-size: var(--text-sm); color: var(--ink-2); white-space: pre-wrap; }

/* chips: what a brief can be, as a way INTO the composer */
.chips {
  display: flex; flex-wrap: wrap; gap: var(--space-2);
  margin-block-start: var(--space-4);
}
.chip {
  appearance: none; cursor: pointer;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border); border-radius: var(--radius-full);
  background: var(--canvas); color: var(--ink-2);
  font: inherit; font-size: var(--text-sm);
  transition: border-color var(--duration-fast) var(--ease-standard),
              color var(--duration-fast) var(--ease-standard);
}
.chip:hover { border-color: var(--brand-mid); color: var(--ink); }

/* secondary row: the whole demoted argument */
.secondary {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2) var(--space-4);
  margin-block-start: var(--space-6);
  font-size: var(--text-sm);
}
.secondary .linkish { padding-inline: 0; }

/* dialogs: where the argument lives now */
dialog {
  position: relative;
  inline-size: min(38rem, calc(100% - var(--space-6)));
  max-block-size: min(80svh, 44rem);
  padding: var(--space-6);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--canvas); color: var(--ink);
}
dialog::backdrop { background: rgba(15, 13, 41, 0.4); }
dialog h2 { font-size: var(--text-xl); letter-spacing: var(--tracking-heading); padding-inline-end: var(--space-7); }
.panel__close { position: absolute; inset-block-start: var(--space-4); inset-inline-end: var(--space-4); }
.steps { margin-block-start: var(--space-5); }
.steps > div + div { margin-block-start: var(--space-5); }
.steps h3 { font-size: var(--text-base); }
.steps p, .rows dd { color: var(--ink-2); font-size: var(--text-sm); }
.steps p { margin-block-start: var(--space-2); }
.n { font-size: var(--text-xs); letter-spacing: var(--tracking-caps); text-transform: uppercase; color: var(--brand-mid); }
.rows { margin-block-start: var(--space-5); }
.rows > div { padding-block: var(--space-4); border-block-start: 1px solid var(--hairline); }
.rows dt { font-size: var(--text-base); }
.rows dd { margin-block-start: var(--space-2); }

/* the no-JS floor pages (/brief/, /thanks/) */
.page { padding: var(--space-8) var(--space-5); }
.page .col { margin-inline: auto; }
.page h1 { font-size: clamp(var(--text-2xl), 5vw, var(--text-4xl)); letter-spacing: var(--tracking-display); }
.form { margin-block-start: var(--space-6); }
.form > * + * { margin-block-start: var(--space-5); }
.hint { display: block; margin-block-start: var(--space-2); font-size: var(--text-sm); color: var(--ink-2); }
.foot {
  margin-block-start: var(--space-8); padding-block-start: var(--space-5);
  border-block-start: 1px solid var(--hairline);
  display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: space-between;
  font-size: var(--text-sm); color: var(--ink-2);
}
.foot a { color: inherit; }

@media (max-width: 30rem) {
  .stage { padding-inline: var(--space-4); }
  .card__foot { flex-wrap: wrap; }
  .go { inline-size: 100%; }
  .kbd { display: none; }              /* there is no Enter key to name on a phone */
}
/* The urgency cells stay three-across until they genuinely cannot fit; stacking them
   at phone width cost three rows of height for no legibility gain. */
@media (max-width: 22rem) {
  .cells { grid-template-columns: 1fr; }
}

/* Motion, per `faire`: it means "content arrived", never "look at me".
   No entrance reveals anywhere; the only movement is the beat swap. */
[data-beat] { animation: arrive var(--duration-base) var(--ease-standard) both; }
@keyframes arrive { from { opacity: 0 } to { opacity: 1 } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 1ms !important; transition-duration: 1ms !important; }
}