/* Hallmark · macrostructure: Workbench · tone: technical utilitarian · anchor hue: cobalt
 * theme: Cobalt mapped to ChatPort dark/light modes · enrichment: E4 real product screenshot, no frame
 * nav: N1b canonical SaaS · footer: Ft1 mast-headed · motion: CTA press · menu/theme state
 * pre-emit critique: P5 H5 E4 S5 R5 V5
 * contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46) · chrome: pass (47)
 * tokens: pass (48) · responsive: pass (34, 49–57) · icons: pass (30)
 * studied: no
 */
@import url("/assets/tokens.css");

@font-face {
  font-family: "Prompt";
  src: url("/assets/fonts/Prompt-Regular.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Prompt";
  src: url("/assets/fonts/Prompt-Medium.ttf") format("truetype");
  font-weight: 500;
  font-display: swap;
}

@font-face {
  font-family: "Prompt";
  src: url("/assets/fonts/Prompt-SemiBold.ttf") format("truetype");
  font-weight: 600;
  font-display: swap;
}

@font-face {
  font-family: "Prompt";
  src: url("/assets/fonts/Prompt-Bold.ttf") format("truetype");
  font-weight: 700;
  font-display: swap;
}

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

html,
body {
  margin: 0;
  overflow-x: clip;
}

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

html[data-theme="trust"] {
  color-scheme: light;
}

body {
  min-width: 20rem;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-underline-offset: 0.2em;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

:focus-visible {
  outline: var(--rule-strong) solid var(--color-focus);
  outline-offset: var(--space-3xs);
}

h1,
h2,
h3,
p,
ul,
ol,
figure {
  margin-block-start: 0;
}

h1,
h2,
h3 {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.08;
  overflow-wrap: anywhere;
}

h1 {
  max-width: 18ch;
  margin-block-end: var(--space-md);
  font-size: var(--text-page-title);
  font-weight: 500;
}

.hero h1 {
  font-size: var(--text-home-title);
}

h2 {
  max-width: 24ch;
  margin-block-end: var(--space-sm);
  font-size: clamp(2rem, 5vw, var(--text-4xl));
  font-weight: 400;
}

h3 {
  margin-block-end: var(--space-2xs);
  font-size: var(--text-xl);
  font-weight: 400;
}

.container {
  width: min(100% - (var(--space-sm) * 2), 76rem);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  inset-block-start: var(--space-sm);
  inset-inline-start: var(--space-sm);
  padding: var(--space-2xs) var(--space-sm);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  transform: translateY(calc(-100% - var(--space-lg)));
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 20;
  inset-block-start: 0;
  border-block-end: var(--rule-hair) solid var(--color-rule);
  background: color-mix(in oklch, var(--color-paper) 94%, transparent);
  color: var(--color-ink);
  backdrop-filter: blur(14px);
}

.nav {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - (var(--space-sm) * 2), 76rem);
  min-height: 4.5rem;
  margin-inline: auto;
  gap: var(--space-sm);
}

.brand {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: var(--space-2xs);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.brand img {
  width: 2rem;
  height: 2rem;
}

.menu-button,
.theme-option {
  min-width: 2.75rem;
  min-height: 2.75rem;
  border: var(--rule-hair) solid var(--color-rule-2);
  border-radius: var(--radius-sm);
  background: var(--color-paper-2);
  color: var(--color-ink);
  cursor: pointer;
  white-space: nowrap;
}

.menu-button:active,
.theme-option:active,
.button:active {
  transform: translateY(var(--rule-hair));
}

.nav-links {
  position: absolute;
  inset-block-start: calc(100% + var(--space-2xs));
  inset-inline: 0;
  display: none;
  padding: var(--space-sm);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-md);
  background: var(--color-paper-2);
  color: var(--color-ink);
}

.nav-links[data-open="true"] {
  display: grid;
  gap: var(--space-3xs);
}

.nav-links > a {
  display: flex;
  min-height: 2.75rem;
  align-items: center;
  padding-inline: var(--space-xs);
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  text-decoration: none;
  white-space: nowrap;
}

.nav-links > a[aria-current="page"] {
  background: var(--color-paper-3);
  color: var(--color-ink);
}

.theme-switcher {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3xs);
  margin-block: var(--space-2xs);
}

.theme-option {
  padding-inline: var(--space-xs);
  font-size: var(--text-sm);
}

.theme-option[aria-pressed="true"] {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.page-main {
  min-height: 60dvh;
}

.page-hero,
.hero {
  display: grid;
  align-items: center;
  min-height: clamp(34rem, 74dvh, 48rem);
  padding-block: var(--space-2xl) var(--space-3xl);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.page-hero .container,
.hero--split .container {
  display: grid;
  min-width: 0;
  gap: var(--space-xl);
}

.hero__copy,
.hero__media {
  min-width: 0;
}

.hero__media figure,
.evidence {
  margin: 0;
}

.hero__media img,
.evidence img {
  width: 100%;
  height: auto;
  border: var(--rule-hair) solid var(--color-rule-2);
  border-radius: var(--radius-md);
  background: var(--color-paper-2);
}

.hero__media figcaption,
.evidence figcaption {
  margin-block-start: var(--space-xs);
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.microcopy {
  max-width: 62ch;
  margin-block: var(--space-sm) 0;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.eyebrow {
  margin-block-end: var(--space-sm);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.lede {
  max-width: 62ch;
  margin-block-end: var(--space-lg);
  color: var(--color-ink-2);
  font-size: var(--text-lg);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.button {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xs) var(--space-sm);
  border: var(--rule-hair) solid var(--color-rule-2);
  border-radius: var(--radius-sm);
  background: var(--color-paper-2);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out), transform var(--dur-instant) var(--ease-out);
  white-space: nowrap;
}

.button--primary,
.button-primary {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.button[aria-disabled="true"],
.button:disabled,
.menu-button:disabled,
.theme-option:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.button[data-state="error"] {
  border-color: var(--color-error);
}

.button[data-state="success"] {
  border-color: var(--color-success);
}

.button[data-state="loading"]::after {
  width: var(--space-xs);
  height: var(--space-xs);
  margin-inline-start: var(--space-2xs);
  border: var(--rule-strong) solid currentColor;
  border-inline-end-color: transparent;
  border-radius: var(--radius-pill);
  content: "";
}

.section {
  padding-block: var(--space-2xl);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.section--compact {
  padding-block: var(--space-xl);
}

.section--surface {
  background: var(--color-paper-2);
  color: var(--color-ink);
}

.section-header {
  display: block;
  max-width: 52rem;
  margin-block-end: var(--space-xl);
}

.section-header > * {
  min-width: 0;
}

.section-header p {
  max-width: 62ch;
  color: var(--color-ink-2);
}

.fact-grid,
.status-grid,
.proof-grid,
.split,
.steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-sm);
}

.fact-item,
.panel,
.status-card,
.step,
.notice {
  min-width: 0;
  padding: var(--space-md);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-md);
  background: var(--color-paper-2);
  color: var(--color-ink);
}

.fact-item strong,
.status-card strong {
  display: block;
  margin-block-end: var(--space-2xs);
  color: var(--color-ink);
  font-family: var(--font-display);
}

.fact-item strong {
  font-weight: 500;
}

.fact-item p,
.panel p,
.status-card p,
.step p {
  margin-block-end: 0;
  color: var(--color-ink-2);
}

.fact-item span {
  display: block;
  color: var(--color-ink-2);
}

.split > div > .panel + .panel {
  margin-block-start: var(--space-sm);
}

.fact-grid + .panel {
  margin-block-start: var(--space-sm);
}

.panel:has(.spec-table) {
  overflow-x: auto;
}

.spec-table {
  width: 100%;
  min-width: 44rem;
  border-collapse: collapse;
  border-block-start: var(--rule-strong) solid var(--color-ink);
  font-size: var(--text-sm);
}

.spec-table caption {
  padding-block-end: var(--space-sm);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  text-align: start;
}

.spec-table th,
.spec-table td {
  padding: var(--space-xs);
  border-block-end: var(--rule-hair) solid var(--color-rule);
  text-align: start;
  vertical-align: top;
}

.spec-table th {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 600;
}

.spec-table td {
  color: var(--color-ink-2);
}

.proof-grid {
  align-items: start;
}

.evidence + .evidence {
  margin-block-start: var(--space-lg);
}

.step {
  display: block;
}

.step-number {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  place-items: center;
  border: var(--rule-hair) solid var(--color-accent);
  border-radius: var(--radius-pill);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-weight: 700;
}

.notice {
  border-inline-start: var(--rule-strong) solid var(--color-accent);
}

.prose {
  max-width: 52rem;
}

.prose > * + * {
  margin-block-start: var(--space-sm);
}

.prose h2 {
  margin-block-start: var(--space-2xl);
}

.prose h3 {
  margin-block-start: var(--space-lg);
}

.prose li + li {
  margin-block-start: var(--space-2xs);
}

.prose code {
  padding: var(--space-3xs) var(--space-2xs);
  border-radius: var(--radius-xs);
  background: var(--color-paper-3);
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 0.92em;
  overflow-wrap: anywhere;
}

.release-list {
  border-block-start: var(--rule-strong) solid var(--color-ink);
}

.release-entry {
  display: grid;
  gap: var(--space-sm);
  padding-block: var(--space-lg);
  border-block-end: var(--rule-hair) solid var(--color-rule);
}

.release-entry time {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

.site-footer {
  padding-block: var(--space-2xl) var(--space-lg);
  background: var(--color-paper-2);
  color: var(--color-ink);
}

.footer-grid {
  display: grid;
  gap: var(--space-xl);
}

.footer-grid h2 {
  margin-block-end: var(--space-xs);
  font-size: var(--text-base);
}

.footer-grid a:not(.brand) {
  display: block;
  min-height: 2.75rem;
  padding-block: var(--space-2xs);
  color: var(--color-muted);
  text-decoration: none;
}

.release-status,
.footer-bottom {
  margin-block-start: var(--space-lg);
  padding-block-start: var(--space-sm);
  border-block-start: var(--rule-hair) solid var(--color-rule);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

@media (hover: hover) and (pointer: fine) {
  .nav-links > a:hover,
  .footer-grid a:hover {
    color: var(--color-ink);
  }

  .button:hover,
  .menu-button:hover,
  .theme-option:hover {
    border-color: var(--color-accent);
  }

  .button--primary:hover,
  .button-primary:hover {
    background: var(--color-accent-strong);
    color: var(--color-accent-ink);
    transform: translateY(calc(var(--rule-hair) * -1));
  }
}

@media (min-width: 40rem) {
  .container,
  .nav {
    width: min(100% - (var(--space-lg) * 2), 76rem);
  }

  .fact-grid,
  .status-grid,
  .proof-grid,
  .split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: minmax(0, 2fr) repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 60rem) {
  .menu-button {
    display: none;
  }

  .nav-links,
  .nav-links[data-open="true"] {
    position: static;
    display: flex;
    align-items: center;
    padding: 0;
    border: 0;
    background: transparent;
    gap: var(--space-3xs);
  }

  .theme-switcher {
    display: flex;
    margin: 0 var(--space-2xs);
  }

  .theme-option {
    min-width: auto;
  }

  .page-hero .container,
  .hero--split .container {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .page-hero .container:not(:has(.hero__media)) {
    grid-template-columns: minmax(0, 48rem);
  }

  .page-privacy .page-hero .container {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .page-hero h1 {
    max-width: none;
    white-space: nowrap;
  }

  .fact-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .release-entry {
    grid-template-columns: minmax(8rem, 0.3fr) minmax(0, 1fr);
  }
}

@media (pointer: coarse) {
  .button,
  .menu-button,
  .theme-option,
  .nav-links > a,
  .footer-grid a:not(.brand) {
    min-height: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}