/* Hallmark - pre-emit critique: P5 H5 E4 S5 R5 V5 */
/* Macrostructure: dark mark stage + research lanes + learn/act rail */

:root {
  --color-void: #000000;
  --color-paper: #0a0a0a;
  --color-lift: #141414;
  --color-ink: #f5f5f5;
  --color-ink-2: #a3a3a3;
  --color-ink-3: #6b6b6b;
  --color-rule: #2a2a2a;
  --color-mark: #ffffff;
  --color-soft: #c8c8c8;
  --color-signal: #e8e8e8;
  --color-act: #ffffff;
  --color-on-act: #050505;
  --color-focus: #ffffff;
  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3.5rem;
  --space-2xl: 5.5rem;
  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
  --wrap: min(1120px, calc(100% - 2.5rem));
  --wrap-mobile: min(1120px, calc(100% - 1.75rem));
  --ee-scrollbar-size: 8px;
  --ee-scrollbar-track: #0a0a0a;
  --ee-scrollbar-thumb: #4a4a4a;
  --ee-scrollbar-thumb-hover: #7a7a7a;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
  overflow-x: clip;
}

body {
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.55;
  background:
    radial-gradient(900px 560px at 50% -10%, rgba(255, 255, 255, 0.07), transparent 55%),
    radial-gradient(700px 420px at 90% 20%, rgba(255, 255, 255, 0.03), transparent 50%),
    linear-gradient(180deg, #050505 0%, var(--color-void) 40%, #020202 100%);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

.site-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 40;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, #666, #fff);
  pointer-events: none;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  width: var(--wrap);
  margin: 0 auto;
  padding: var(--space-md) 0;
}

.topbar__mark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.topbar__logo {
  width: 2.6rem;
  height: 2.6rem;
  padding: 0.4rem;
  border: 1px solid var(--color-rule);
  border-radius: 12px;
  background: #000;
  object-fit: contain;
  object-position: center;
  flex: 0 0 auto;
}

.topbar__host {
  margin: 0;
  color: var(--color-ink-3);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.hero {
  width: var(--wrap);
  margin: 0 auto;
  min-height: calc(100vh - 5.5rem);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
  padding: var(--space-xl) 0 var(--space-2xl);
}

.hero__stage {
  display: grid;
  place-items: center;
  min-width: 0;
}

.hero__emblem {
  width: min(100%, 22rem);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 40%, rgba(255, 255, 255, 0.08), transparent 55%),
    #000;
  border: 1px solid var(--color-rule);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
}

.hero__emblem img {
  width: 70%;
  height: 70%;
  object-fit: contain;
  object-position: center;
}

.hero__copy {
  display: grid;
  gap: var(--space-md);
  justify-items: start;
  min-width: 0;
}

.hero__brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.hero__copy h1 {
  margin: 0;
  max-width: 16ch;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.55rem, 3.2vw, 2.2rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--color-soft);
}

.hero__lede {
  margin: 0;
  max-width: 38ch;
  color: var(--color-ink-2);
  font-size: 1.05rem;
  line-height: 1.6;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  background: var(--color-act);
  color: var(--color-on-act);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 160ms var(--ease-out), background 160ms var(--ease-out);
}

a.hero__cta,
.hero__cta {
  color: var(--color-on-act);
}

.hero__cta:hover {
  background: #dcdcdc;
  transform: translateY(-1px);
}

.domains {
  width: 100%;
  border-top: 1px solid var(--color-rule);
  border-bottom: 1px solid var(--color-rule);
  background: rgba(10, 10, 10, 0.92);
}

.domains__inner {
  width: var(--wrap);
  margin: 0 auto;
  padding: var(--space-xl) 0;
  display: grid;
  gap: var(--space-lg);
}

.domains__label {
  margin: 0;
  color: var(--color-ink-3);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.domains__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 1.85rem);
  letter-spacing: -0.03em;
  font-weight: 600;
  max-width: 28ch;
}

.domains__lede {
  margin: 0;
  max-width: 54ch;
  color: var(--color-ink-2);
  font-size: 1rem;
}

.domains__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.domain {
  min-width: 0;
  padding: 1.1rem 1rem;
  border: 1px solid var(--color-rule);
  border-radius: 14px;
  background: var(--color-lift);
}

.domain strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.35rem;
}

.domain span {
  display: block;
  color: var(--color-ink-2);
  font-size: 0.92rem;
  line-height: 1.45;
}

.domain--soon {
  border-style: dashed;
  background: transparent;
}

.domain--soon strong {
  color: var(--color-soft);
}

.rail {
  width: 100%;
  border-bottom: 1px solid var(--color-rule);
  background: #050505;
}

.rail__inner {
  width: var(--wrap);
  margin: 0 auto;
  padding: var(--space-xl) 0;
  display: grid;
  gap: var(--space-lg);
}

.rail__label {
  margin: 0;
  color: var(--color-ink-3);
  font-size: 0.85rem;
}

.rail__track {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: var(--space-md);
  align-items: center;
}

.rail__node {
  min-width: 0;
  padding: var(--space-md) 0;
}

.rail__node strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.35rem, 2.4vw, 1.8rem);
  letter-spacing: -0.03em;
}

.rail__node span {
  display: block;
  margin-top: 0.35rem;
  color: var(--color-ink-2);
  font-size: 0.95rem;
  max-width: 28ch;
}

.rail__node--learn strong,
.rail__node--act strong {
  color: var(--color-mark);
}

.rail__bridge {
  width: min(8rem, 22vw);
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, #555, #fff);
  position: relative;
  overflow: hidden;
}

.rail__bridge::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.75), transparent);
}

.site-foot {
  width: var(--wrap);
  margin: 0 auto;
  padding: var(--space-xl) 0 var(--space-2xl);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
}

.site-foot__logo {
  width: 1.75rem;
  height: 1.75rem;
  padding: 0.2rem;
  object-fit: contain;
  object-position: center;
  background: #000;
  border-radius: 8px;
  border: 1px solid var(--color-rule);
}

.site-foot__mark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.02em;
  color: var(--color-ink-2);
  text-decoration: none;
}

.reveal {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 560ms var(--ease-out), transform 560ms var(--ease-out);
  }

  .reveal.is-in {
    opacity: 1;
    transform: none;
  }

  .rail__bridge.is-run::after {
    animation: rail-sweep 1.6s var(--ease-out) 0.2s both;
  }
}

@keyframes rail-sweep {
  from { transform: translateX(-100%); }
  to { transform: translateX(100%); }
}

@media (max-width: 900px) {
  .domains__grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 767px) {
  .topbar,
  .hero,
  .domains__inner,
  .rail__inner,
  .site-foot {
    width: var(--wrap-mobile);
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    min-height: auto;
    align-items: start;
    padding-top: var(--space-lg);
    gap: var(--space-lg);
  }

  .hero__emblem {
    width: min(100%, 16rem);
    border-radius: 22px;
  }

  .rail__track {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-sm);
  }

  .rail__bridge {
    width: 3px;
    height: 2.5rem;
    justify-self: start;
    margin-left: 0.35rem;
    background: linear-gradient(180deg, #555, #fff);
  }
}