/* Hallmark · pre-emit critique: P4 H4 E4 S5 R5 V4
 * macrostructure: Index First · theme: custom pale-yellow / green / blue
 * audience: prospective tool users · use: discover products · tone: soft, restrained
 * nav: edge-aligned minimal · footer: inline · enrichment: typography only
 */
@font-face { font-family: "Space Grotesk"; src: url("/fonts/space-grotesk-bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("/fonts/ibm-plex-sans-regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
:root {
  color-scheme: light;
  --color-paper: oklch(97% .03 100);
  --color-ink: oklch(29% .055 172);
  --color-green: oklch(40% .095 165);
  --color-blue: oklch(43% .12 250);
  --color-muted: oklch(44% .035 160);
  --color-rule: oklch(79% .035 110);
  --color-tint: oklch(94% .04 115);
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --space-xs: .5rem;
  --space-sm: .75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
}
* { box-sizing: border-box; }
html, body { overflow-x: clip; }
html { scroll-padding-top: var(--space-lg); }
body { margin: 0; background: var(--color-paper); color: var(--color-ink); font: 400 1rem/1.6 var(--font-body); -webkit-font-smoothing: antialiased; }
a { color: var(--color-blue); text-underline-offset: .25em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--color-blue); outline-offset: 6px; border-radius: 2px; }
a:active { opacity: .75; }
h1, h2, p { margin: 0; }
h1, h2, .product-name, .wordmark, .closing-mark { font-family: var(--font-display); font-style: normal; font-weight: 700; }
h1, h2, .product-name { overflow-wrap: anywhere; min-width: 0; }
.shell { max-width: 1160px; margin-inline: auto; padding-inline: clamp(1.25rem, 5vw, 4rem); }
.masthead { display: flex; justify-content: space-between; align-items: center; padding-block: var(--space-xl); gap: var(--space-md); }
.wordmark { display: inline-flex; align-items: baseline; gap: .25rem; color: var(--color-green); font-size: 2rem; letter-spacing: -.09em; text-decoration: none; white-space: nowrap; }
.wordmark-ai { color: var(--color-blue); font-size: .95rem; letter-spacing: -.045em; margin-left: .35rem; }
.brand-dot { background: var(--color-green); width: .4rem; height: .4rem; border-radius: 50%; align-self: flex-start; margin-top: .6rem; margin-left: .2rem; }
.nav-link { font-size: .95rem; text-decoration: none; white-space: nowrap; display: inline-flex; align-items: center; gap: var(--space-sm); min-height: 44px; }
.skip-link { position: absolute; left: var(--space-md); top: var(--space-md); transform: translateY(-200%); padding: var(--space-sm); background: var(--color-paper); z-index: 10; }
.skip-link:focus { transform: none; }
.intro { padding-block: clamp(2rem, 5vw, 4rem) var(--space-2xl); }
.studio-name { margin-bottom: var(--space-lg); color: var(--color-green); }
h1 { font-size: clamp(3.4rem, 8.2vw, 6.8rem); line-height: 1.04; letter-spacing: -.075em; }
h1 span { color: var(--color-green); }
.intro-bottom { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: var(--space-xl); align-items: end; margin-top: var(--space-xl); }
.intro-bottom > p:first-child { max-width: 48ch; font-size: 1.125rem; }
.studio-note { justify-self: end; color: var(--color-muted); font-size: .95rem; }
.section-top { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-lg); padding-bottom: var(--space-lg); }
h2 { font-size: 1.25rem; letter-spacing: -.035em; }
.section-top p { color: var(--color-muted); font-size: .875rem; }
.product { border-top: 1px solid var(--color-rule); }
.product:last-child { border-bottom: 1px solid var(--color-rule); }
summary { display: flex; justify-content: space-between; align-items: center; gap: var(--space-lg); cursor: pointer; list-style: none; padding-block: var(--space-lg); }
summary::-webkit-details-marker { display: none; }
summary::marker { content: ""; }
.product-heading { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: var(--space-lg); align-items: baseline; min-width: 0; }
.product-name { font-size: 1.75rem; line-height: 1.2; letter-spacing: -.055em; }
.product-purpose { color: var(--color-muted); }
.product-tail { display: flex; align-items: center; gap: var(--space-lg); flex-shrink: 0; }
.status { font-size: .75rem; color: var(--color-muted); white-space: nowrap; }
.toggle { position: relative; display: block; width: 16px; height: 16px; color: var(--color-blue); }
.toggle::before, .toggle::after { content: ""; position: absolute; background: currentColor; }
.toggle::before { width: 16px; height: 2px; top: 7px; }
.toggle::after { width: 2px; height: 16px; left: 7px; }
details[open] .toggle::after { display: none; }
summary:hover .product-name { color: var(--color-blue); }
.product-body { padding: 0 3rem var(--space-xl) 204px; max-width: 900px; }
.product-body > p { max-width: 62ch; }
.capabilities { display: flex; flex-wrap: wrap; gap: var(--space-xs) var(--space-lg); padding: 0; margin: var(--space-lg) 0 0; list-style: none; color: var(--color-green); font-size: .875rem; }
.capabilities li { display: flex; align-items: center; gap: var(--space-xs); }
.capabilities li::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: currentColor; flex-shrink: 0; }
.product-body .caveat { margin-top: var(--space-md); color: var(--color-muted); font-size: .875rem; }
.closing { display: flex; justify-content: space-between; align-items: center; gap: var(--space-lg); margin-block: var(--space-2xl); }
.closing p { font-size: 1.125rem; }
.closing strong { font-weight: 400; color: var(--color-green); }
.closing-mark { font-size: clamp(1.5rem, 3vw, 2.5rem); letter-spacing: -.065em; color: var(--color-green); }
footer { border-top: 1px solid var(--color-rule); padding-block: var(--space-lg) var(--space-xl); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-md); font-size: .8rem; color: var(--color-muted); }
footer a { white-space: nowrap; min-height: 24px; }
@media (max-width: 850px) {
  .product-heading { grid-template-columns: minmax(0, 1fr); gap: .35rem; }
  .product-body { padding-left: 0; }
}
@media (max-width: 600px) {
  .masthead { padding-block: var(--space-lg); }
  .intro { padding-block: var(--space-xl) var(--space-xl); }
  .intro-bottom { grid-template-columns: minmax(0, 1fr); gap: var(--space-lg); }
  .studio-note { justify-self: start; }
  .desktop-break { display: none; }
  .section-top { flex-direction: column; gap: .25rem; }
  summary { align-items: flex-start; gap: var(--space-sm); }
  .product-tail { flex-direction: column-reverse; align-items: flex-end; gap: var(--space-sm); padding-top: .3rem; }
  .product-purpose { font-size: .875rem; }
  .product-body { padding-right: 0; }
  .product-name { font-size: 1.5rem; }
  .closing { align-items: flex-end; margin-block: var(--space-xl); }
  .closing-mark { font-size: 1.25rem; white-space: nowrap; }
  footer { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-xs); }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }