/* Stories Not Atoms — landing page styles. Every value comes from
   tokens/stories-not-atoms.css. */

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

html { color-scheme: dark; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--color-text);
  font-family: var(--font-body);
  text-wrap: pretty;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-text); text-decoration: none; }
a:hover { color: var(--color-accent-light); }
::selection { background: var(--color-accent-tint); }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

h1, h2, h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
}
p { margin: 0; }

.wrap {
  max-width: var(--page);
  margin: 0 auto;
  padding: 0 var(--edge);
}

.kicker {
  font-family: var(--font-mono);
  font-size: var(--text-kicker);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.body-copy {
  font-size: var(--text-body);
  line-height: 1.65;
  color: var(--color-text-mute);
}

/* Rules fade to transparent over 48px at each end. */
.rule {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-rule) 48px,
    var(--color-rule) calc(100% - 48px), transparent);
}
.rule--quiet {
  background: linear-gradient(90deg, transparent, var(--color-border) 48px,
    var(--color-border) calc(100% - 48px), transparent);
}

/* --- Actions: outlined, never filled -------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: 11px 20px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.2;
  color: var(--color-text-nav);
  background: transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color .15s, color .15s;
}
.btn-primary {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
}
.btn-primary:hover { background: var(--color-accent-tint); color: var(--color-accent-100); }
.btn-primary:active { background: var(--color-accent-deep); }
.btn-ghost:hover { color: var(--color-accent-light); }
.btn-sm { padding: 7px 15px; font-size: 13px; }

/* --- Nav ------------------------------------------------------------- */
.nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 34px);
  padding: var(--space-6) var(--edge);
  border-bottom: 1px solid var(--color-border);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: var(--font-heading-weight);
  letter-spacing: -0.01em;
}
.nav-brand img { width: 28px; height: 28px; display: block; }
.nav-link {
  font-size: var(--text-small);
  color: var(--color-text-nav);
  white-space: nowrap;
}

/* --- Hero ------------------------------------------------------------ */
.hero { padding: var(--hero-top) 0 var(--hero-bot); }
.hero h1 {
  font-size: var(--text-display);
  line-height: var(--leading-display);
  letter-spacing: var(--track-display);
  max-width: 20ch;
}
.hero h1 span { display: block; }
.hero .lead {
  margin-top: var(--space-12);
  font-size: var(--text-lead);
  line-height: 1.65;
  color: var(--color-text-lead);
  max-width: var(--measure);
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: 28px;
}

/* Image placeholder: striped frame until real imagery lands. Wrap real
   photographs in .lighten so their dark grounds fall away. */
.frame {
  border-radius: var(--radius-md);
  background: repeating-linear-gradient(115deg, var(--color-stripe) 0 12px,
    var(--color-surface) 12px 24px);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: flex-end;
  padding: var(--space-8);
  overflow: hidden;
}
.frame span {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  letter-spacing: 0.08em;
  color: var(--color-text-dim);
}
.frame--wide { aspect-ratio: 16 / 7; }
.frame--photo { aspect-ratio: 4 / 3; }
.lighten { mix-blend-mode: lighten; }

.hero-media { padding-bottom: var(--sec); }

/* --- Band: the one saturated field ---------------------------------- */
.band {
  background:
    radial-gradient(900px 420px at 85% -40%, var(--color-band-glow), transparent 64%),
    var(--color-band);
  padding: var(--band-pad) 0;
}
.band-title {
  font-family: var(--font-heading);
  font-size: var(--text-h1);
  line-height: 1.1;
  font-weight: var(--font-heading-weight);
  letter-spacing: var(--track-heading);
  max-width: 24ch;
  color: var(--color-text-strong);
}
.band-copy {
  margin-top: var(--space-6);
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--color-band-ink);
  max-width: 52ch;
}

/* --- Feature rows ---------------------------------------------------- */
.platform { padding: var(--sec) 0 var(--space-24); }
.platform > .kicker { margin-bottom: var(--space-16); }
.feature {
  display: flex;
  flex-wrap: wrap;
  gap: 14px clamp(24px, 4vw, 72px);
  align-items: baseline;
  padding: var(--row) 0;
}
.feature-num {
  flex: 0 0 auto;
  width: 64px;
  font-family: var(--font-heading);
  font-size: var(--text-card);
  color: var(--color-accent);
}
.feature h2 {
  flex: 1 1 200px;
  max-width: 320px;
  font-size: var(--text-h3);
  line-height: 1.2;
  letter-spacing: var(--track-heading);
}
.feature p { flex: 3 1 340px; max-width: 54ch; }

/* --- Spec cards ------------------------------------------------------ */
.specs {
  padding: 24px 0 var(--sec);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-6);
}
.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.card-kicker {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.card-body {
  font-size: var(--text-card);
  line-height: 1.6;
  color: var(--color-text-lead);
}

/* --- Suite split ----------------------------------------------------- */
.suite {
  padding: 0 0 var(--sec);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: 28px clamp(24px, 5vw, 96px);
  align-items: center;
}
.suite h2 {
  margin-top: 20px;
  font-size: var(--text-h2);
  line-height: 1.15;
  letter-spacing: var(--track-heading);
}
.suite p { margin-top: 20px; max-width: 48ch; }

/* --- Close ----------------------------------------------------------- */
.start { padding: var(--space-24) 0 var(--sec); }
.start h2 {
  font-size: var(--text-h3);
  line-height: 1.2;
  letter-spacing: var(--track-heading);
}
.start p { margin-top: 20px; max-width: var(--measure); }
.signup {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: var(--space-3);
  max-width: 480px;
  margin-top: 28px;
}
.input {
  flex: 1 1 220px;
  min-height: 42px;
  background: var(--color-surface);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-md);
  padding: 0 14px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 14px;
}
.input::placeholder { color: var(--color-text-dim); }
.input:hover { border-color: var(--color-neutral-700); }
.input:focus-visible { border-color: var(--color-accent); }
.signup .btn { min-height: 42px; padding: 0 20px; }
.signup-note {
  margin-top: var(--space-4);
  font-size: var(--text-small);
  color: var(--color-accent-light);
  min-height: 1.5em;
}

/* --- Footer ---------------------------------------------------------- */
.footer {
  padding: var(--space-12) 0 56px;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  align-items: center;
  font-size: 13px;
  color: var(--color-text-dim);
}
.footer span { margin-right: auto; }
.footer a { color: var(--color-text-dim); }
.footer a:hover { color: var(--color-accent-light); }

/* Narrow screens: collapse the text links, keep brand and the demo action. */
@media (max-width: 640px) {
  .nav-link { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}

/* Inline Phosphor icon inside a button */
.btn { gap: 7px; }
.btn-icon-svg { width: 1.1em; height: 1.1em; flex: none; }