/* Tokens from .agents/knowledge/company/brand-identity.md. Do not add a second palette.
   Body uses --koba-text (#E7ECF2), the documented near-chalk token. #F1F5F9 and #E7ECF2
   both clear WCAG AA on #0A0D12 (about 16:1). Chalk-muted stays a label color. */

:root {
  --koba-orange-primary: #ff5500;
  --koba-orange-deep: #cc4400;
  --koba-orange-glow: #ff7733;
  --koba-chalk: #ffffff;
  --koba-chalk-muted: #f1f5f9;
  --koba-text: #e7ecf2;
  --koba-obsidian: #0a0d12;
  --koba-surface: #121721;
  --koba-border: #242d3d;
  --koba-status-success: #10b981;
  --koba-status-warning: #f59e0b;
  --koba-status-alert: #ef4444;
  --koba-status-info: #3b82f6;
  --font-sans: "Plus Jakarta Sans", "Koba Sans Fallback", Inter, system-ui, sans-serif;
  --font-mono: "Geist Mono", "JetBrains Mono", ui-monospace, monospace;
  --header-height: 56px;
  --page-pad: 20px;
  --section-gap: 64px;
  --measure: 62ch;
  --radius-button: 8px;
  --radius-card: 12px;
}

@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/plus-jakarta-sans-latin-400.221a4135.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/plus-jakarta-sans-latin-600.8872bb5c.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/plus-jakarta-sans-latin-700.2050755b.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("../fonts/plus-jakarta-sans-latin-800.5f301a8e.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Geist Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/geist-mono-latin-400.616e37ca.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* Vertical metrics measured from plus-jakarta-sans-latin-400.woff2:
   unitsPerEm 1000, hhea ascent 1038, descent -222, lineGap 0. */
@font-face {
  font-family: "Koba Sans Fallback";
  src: local("Arial");
  ascent-override: 103.8%;
  descent-override: 22.2%;
  line-gap-override: 0%;
  size-adjust: 100%;
}

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

html {
  background: var(--koba-obsidian);
  color: var(--koba-text);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.5;
  background: var(--koba-obsidian);
  color: var(--koba-text);
}

img,
svg {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--koba-chalk);
}

a:hover {
  color: var(--koba-orange-glow);
}

:focus {
  outline: 2px solid var(--koba-orange-primary);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: 16px;
  top: -8rem;
  z-index: 40;
  background: var(--koba-orange-primary);
  color: var(--koba-obsidian);
  padding: 12px 16px;
  text-decoration: none;
  font-weight: 700;
}

.skip:focus {
  top: 8px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--koba-surface);
  border-bottom: 1px solid var(--koba-border);
}

.bar {
  display: flex;
  align-items: center;
  gap: 8px;
  height: var(--header-height);
  padding-inline: var(--page-pad);
}

.lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  margin-right: auto;
  color: var(--koba-chalk);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.lockup:hover {
  color: var(--koba-chalk);
}

.monogram {
  display: block;
  width: 28px;
  height: 28px;
  color: var(--koba-orange-primary);
  flex: none;
}

.wordmark {
  display: none;
  font-size: 18px;
  line-height: 1;
}

.bar-links,
.button.bar-cta {
  display: none;
}

.bar-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding-inline: 10px;
  color: var(--koba-chalk);
  text-decoration: none;
  font-weight: 600;
}

.bar-links a:hover {
  text-decoration: underline;
  text-decoration-color: var(--koba-orange-primary);
  text-underline-offset: 0.2em;
}

.login,
.menu-button,
.menu-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  min-height: 44px;
  min-width: 44px;
  padding-inline: 10px;
  border-radius: var(--radius-button);
  font: inherit;
  font-weight: 600;
  color: var(--koba-chalk);
  background: transparent;
  text-decoration: none;
  white-space: nowrap;
}

.login {
  border: 0;
}

.menu-button,
.menu-close {
  border: 1px solid var(--koba-border);
}

.nav-panel {
  position: fixed;
  z-index: 25;
  inset: var(--header-height) 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px var(--page-pad) 32px;
  background: var(--koba-obsidian);
  overflow: auto;
}

.nav-panel[hidden] {
  display: none;
}

.panel-link,
.footer-groups a,
.menu-close {
  width: 100%;
}

.panel-link {
  display: flex;
  align-items: center;
  min-height: 44px;
  color: var(--koba-chalk);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid var(--koba-border);
}

html.menu-open,
html.menu-open body {
  overflow: hidden;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-button);
  font: inherit;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-decoration: none;
  text-align: center;
}

.button-primary {
  background: var(--koba-orange-primary);
  color: var(--koba-obsidian);
  font-weight: 700;
}

.button-primary:hover {
  background: var(--koba-orange-glow);
  color: var(--koba-obsidian);
}

.button-primary:active {
  background: var(--koba-orange-deep);
  color: var(--koba-chalk);
}

.button-secondary {
  background: transparent;
  border-color: var(--koba-border);
  color: var(--koba-chalk);
}

.button-secondary:hover {
  border-color: var(--koba-orange-primary);
  color: var(--koba-chalk);
}

.wrap {
  width: min(100%, 72rem);
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.breadcrumbs {
  padding-top: 16px;
  font-size: 15px;
  color: var(--koba-chalk-muted);
}

.breadcrumbs p {
  margin: 0;
  max-width: none;
}

.breadcrumbs a {
  color: var(--koba-chalk-muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--koba-orange-glow);
  text-decoration: underline;
  text-decoration-color: var(--koba-orange-primary);
}

.breadcrumbs span {
  color: var(--koba-chalk);
}

.section {
  padding-block: var(--section-gap);
}

.hero,
.system {
  overflow: hidden;
}

.hero {
  padding-top: 24px;
  padding-bottom: 48px;
}

.eyebrow,
.mark,
.route,
.mono {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 18px;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--koba-chalk-muted);
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--koba-chalk);
  letter-spacing: -0.03em;
  line-height: 1.05;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2rem, 8vw, 4.5rem);
  font-weight: 800;
  max-width: var(--measure);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
}

h3 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

p {
  margin: 0;
  max-width: var(--measure);
}

p + p,
.prose > * + *,
.stack > * + * {
  margin-top: 16px;
}

.gap-top {
  margin-top: 24px;
}

.gap-top-sm {
  margin-top: 16px;
}

.deck {
  margin-top: 16px;
}

.cta-stack {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  margin-top: 24px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--koba-chalk);
  font-weight: 600;
}

.text-link:hover {
  text-decoration: underline;
  text-decoration-color: var(--koba-orange-primary);
  text-underline-offset: 0.2em;
}

.prose a {
  color: var(--koba-orange-primary);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.prose a:hover {
  color: var(--koba-orange-glow);
}

.slab {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
  width: 100%;
  aspect-ratio: 85.6 / 53.98;
  max-height: 240px;
  margin-top: 32px;
  padding: 24px;
  background: var(--koba-orange-primary);
  color: var(--koba-obsidian);
}

.slab .monogram {
  color: var(--koba-obsidian);
  width: 36px;
  height: 36px;
}

.slab .mark,
.slab p {
  color: var(--koba-obsidian);
  font-weight: 700;
  margin: 0;
}

.card-grid {
  display: grid;
  gap: 12px;
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--koba-surface);
  border: 1px solid var(--koba-border);
  border-radius: var(--radius-card);
  padding: 20px;
  color: inherit;
  text-decoration: none;
  transition: border-color 120ms ease;
}

a.card:hover,
.card:hover {
  border-color: var(--koba-orange-primary);
  color: inherit;
}

.card p {
  margin-top: 12px;
}

.card .card-link {
  display: inline-flex;
  align-items: center;
  margin-top: auto;
  padding-top: 16px;
  color: var(--koba-orange-primary);
  font-weight: 600;
}

a.card:hover .card-link {
  color: var(--koba-orange-glow);
  text-decoration: underline;
  text-decoration-color: var(--koba-orange-primary);
  text-underline-offset: 0.2em;
}

.spec-grid {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.spec-item {
  background: var(--koba-surface);
  border: 1px solid var(--koba-border);
  border-radius: var(--radius-card);
  padding: 16px 20px;
}

.spec-item dt {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--koba-chalk-muted);
  text-transform: uppercase;
  margin: 0;
}

.spec-item dd {
  margin: 6px 0 0;
  color: var(--koba-chalk);
  font-weight: 600;
}

.telemetry-board {
  background: var(--koba-surface);
  border: 1px solid var(--koba-border);
  border-radius: var(--radius-card);
  padding: 24px;
  margin-top: 32px;
}

.stat-grid {
  display: grid;
  gap: 16px;
}

.stat-card {
  background: var(--koba-obsidian);
  border: 1px solid var(--koba-border);
  border-radius: var(--radius-card);
  padding: 16px 20px;
}

.stat-card .mark {
  margin: 0;
  font-size: 14px;
  color: var(--koba-chalk-muted);
}

.stat-card .metric-value {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--koba-orange-primary);
  margin-top: 8px;
}

.stat-card:nth-child(2) .metric-value {
  color: var(--koba-chalk);
}

.stat-card:nth-child(3) .metric-value {
  color: var(--koba-chalk-muted);
}

.telemetry-board .caption {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--koba-chalk-muted);
  margin-top: 16px;
}

.system {
  position: relative;
  border-top: 8px solid var(--koba-orange-primary);
}

.system-edge {
  display: none;
}

.system-board {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.mark-link {
  display: flex;
  align-items: center;
  min-height: 44px;
  margin-bottom: 8px;
  color: var(--koba-chalk);
  font-family: var(--font-mono);
  font-size: 18px;
  text-decoration: none;
}

.system-bridge .route {
  margin-top: 12px;
}

.system-row {
  display: block;
  background: var(--koba-surface);
  border: 1px solid var(--koba-border);
  border-radius: var(--radius-card);
  padding: 20px;
  color: inherit;
  text-decoration: none;
}

.system-row:hover {
  border-color: var(--koba-orange-primary);
  color: inherit;
}

.mark {
  color: var(--koba-chalk);
  margin: 0 0 8px;
}

.rule {
  height: 1px;
  margin: 8px 0;
  background: var(--koba-border);
  border: 0;
}

.plain-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  max-width: var(--measure);
}

.plain-list li {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding-block: 8px;
  border-top: 1px solid var(--koba-border);
}

.plain-list li:last-child {
  border-bottom: 1px solid var(--koba-border);
}

.refuse-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: var(--measure);
}

.refuse-list li {
  padding-block: 12px;
  border-top: 1px solid var(--koba-border);
}

blockquote {
  margin: 24px 0 0;
  color: var(--koba-chalk);
  font-weight: 600;
  letter-spacing: -0.03em;
  max-width: var(--measure);
}

.faq {
  display: grid;
  gap: 24px;
  margin-top: 8px;
}

.faq p {
  margin-top: 8px;
}

.site-footer {
  background: var(--koba-surface);
  padding: 48px var(--page-pad) 32px;
}

.footer-inner {
  width: min(100%, 72rem);
  margin-inline: auto;
}

.footer-base,
.footer-copy {
  margin-top: 16px;
  color: var(--koba-chalk-muted);
}

.footer-groups {
  display: grid;
  gap: 32px;
  margin-top: 32px;
}

.footer-label {
  display: flex;
  align-items: center;
  min-height: 44px;
  margin: 0;
  color: var(--koba-chalk);
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.footer-groups a {
  display: flex;
  align-items: center;
  min-height: 44px;
  color: var(--koba-chalk);
  text-decoration: none;
  border-bottom: 1px solid var(--koba-border);
}

.footer-groups a:hover {
  text-decoration: underline;
  text-decoration-color: var(--koba-orange-primary);
  text-underline-offset: 0.2em;
}

.missing {
  padding-top: 48px;
  padding-bottom: 64px;
}

.missing .cta-stack {
  margin-top: 32px;
}

@media (min-width: 360px) {
  .wordmark {
    display: inline;
  }
}

@media (min-width: 390px) {
  :root {
    --page-pad: 24px;
  }

  h1,
  h2,
  h3 {
    letter-spacing: -0.04em;
  }
}

@media (min-width: 960px) {
  :root {
    --header-height: 64px;
  }

  .bar {
    gap: 16px;
    padding-inline: 32px;
  }

  .bar-links {
    display: flex;
    align-items: center;
  }

  .button.bar-cta {
    display: inline-flex;
    width: auto;
  }

  .menu-button {
    display: none;
  }

  .login {
    border: 1px solid var(--koba-border);
    padding-inline: 16px;
  }

  .button {
    width: auto;
  }

  .cta-stack {
    align-items: flex-start;
  }

  .hero {
    padding-top: 48px;
    padding-bottom: 64px;
  }

  .hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
    gap: 48px;
    align-items: end;
  }

  .slab {
    max-height: none;
    min-height: 320px;
    margin-top: 0;
    aspect-ratio: auto;
  }

  .card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .stat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .telemetry-board {
    margin-top: 0;
  }

  .system {
    border-top: 0;
  }

  .system-edge {
    display: block;
    position: absolute;
    left: 0;
    top: -72px;
    width: 120px;
    height: calc(100% + 144px);
    background: var(--koba-orange-primary);
  }

  .system .wrap {
    padding-left: 168px;
  }

  .system-board {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .system-bridge {
    grid-column: 1 / -1;
    order: 4;
  }

  .footer-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 48px;
  }

  .site-footer {
    padding-inline: 32px;
  }
}

@media (hover: hover) {
  .card:hover,
  .system-row:hover {
    border-color: var(--koba-orange-primary);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* H1 is not in .hero-rise. It paints immediately. The LCP element does not wait on a transition.
   Section reveal is opacity-only below 960px. Translate and parallax start at 960px. */

html.js .hero-rise {
  animation-name: hero-fade;
  animation-duration: 200ms;
  animation-timing-function: ease-out;
  animation-fill-mode: both;
}

html.js .delay-1 { animation-delay: 60ms; }
html.js .delay-2 { animation-delay: 120ms; }
html.js .delay-3 { animation-delay: 180ms; }

html.js .reveal {
  opacity: 0;
  transition: opacity 200ms ease-out;
}

html.js .reveal.is-in {
  opacity: 1;
}

html:not(.js) .hero-rise,
html:not(.js) .reveal {
  opacity: 1;
  transform: none;
  animation: none;
}

@keyframes hero-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes hero-rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (min-width: 960px) {
  html.js .hero-rise {
    animation-name: hero-rise;
    animation-duration: 480ms;
  }

  html.js .reveal {
    transform: translateY(24px);
    transition: opacity 560ms ease-out, transform 560ms ease-out;
  }

  html.js .reveal.is-in {
    transform: none;
  }

  .parallax {
    will-change: transform;
  }
}

@media (prefers-reduced-motion: reduce) {
  html.js .hero-rise,
  html.js .reveal,
  .parallax {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    transition: none !important;
  }
}

.button,
.login,
.bar-links a,
.panel-link,
.footer-groups a,
.card,
.system-row {
  transition: background-color 120ms ease-out, border-color 120ms ease-out, color 120ms ease-out;
}