/* BORD site — reset, typography, shared components */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* Paper everywhere: the canvas itself is linen so overscroll and any
   accidental overflow can never show a host/UA dark background, and
   color-scheme keeps UA chrome (scrollbars, form controls) light. */
html {
  scroll-behavior: smooth;
  background: var(--linen);
  color-scheme: light;
  scrollbar-gutter: stable;
}

body {
  background: var(--linen);
  overflow-x: clip;   /* clip, not hidden — keeps position:sticky working */
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--size-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

::selection { background: var(--cobalt); color: #fff; }

/* --- Type roles ------------------------------------------------------- */

.display {
  font-family: var(--font-display);
  font-weight: 500;                 /* Hinge move: elegance from weight restraint */
  line-height: 1.12;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

h1.display { font-size: var(--size-hero); }
h2.display { font-size: var(--size-h2); }
h3.display { font-size: var(--size-h3); font-weight: 600; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--size-label);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
}

.lede { font-size: var(--size-body); color: var(--stone); max-width: 34em; }

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

/* --- Wordmark — B⬡RD, ported from the app (LaunchView.BordWordmark):
       bold serif letters, cobalt rounded hex as the O ------------------- */

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.09em;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.wm-hex {
  width: 0.78em;
  height: 0.78em;
  transform: translateY(0.02em);
  flex: none;
}

/* Direct path rule, literal color: host-page resets (artifact viewers,
   reader modes) that style `path`/`svg` beat INHERITED fill, and a path
   whose fill resolves to nothing renders BLACK. Never let the brand hex
   depend on inheritance or a custom property. */
.wm-hex path { fill: #2743D6 !important; }

/* --- Layout ------------------------------------------------------------ */

.wrap {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

section { padding-block: var(--section-pad); }

/* --- Card — the app's exact recipe ------------------------------------- */

.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

/* --- Buttons — capsules, like the app ----------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.9375rem 1.75rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: background var(--hover), border-color var(--hover),
              color var(--hover), transform var(--hover);
}
.btn:active { transform: scale(0.98); }   /* app's press discipline */

.btn-primary { background: var(--cobalt); color: #fff; }
.btn-primary:hover { background: var(--cobalt-deep); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1.2px solid rgba(26, 23, 20, 0.25);
  font-weight: 500;
}
.btn-ghost:hover { border-color: var(--ink); }

.btn-ghost-light {
  background: transparent;
  color: var(--linen);
  border: 1.2px solid var(--hairline-light);
  font-weight: 500;
}
.btn-ghost-light:hover { border-color: var(--linen); }

.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--cobalt);
  outline-offset: 3px;
}

/* --- Chips — capsules, cobalt only when selected ------------------------ */

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 0.875rem;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--hairline);
  color: var(--ink);
  white-space: nowrap;
}
.chip.is-selected { background: var(--cobalt); border-color: var(--cobalt); color: #fff; }

/* --- Scroll reveal — opacity + 8px rise, the app's entrance grammar ----- */

[data-reveal] {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--reveal), transform var(--reveal);
}
[data-reveal].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .pulse-dot::after { animation: none; }
}