/* Sapient Veriscope marketing — Direction A brand system, marketing register. */
:root {
  --ground-0: #0b0e12;
  --ground-1: #12161c;
  --ground-2: #1a202a;
  --line: #232b36;
  --line-bright: #2e3846;
  --ink: #e6eaf0;
  --ink-dim: #8a93a3;
  --ink-faint: #566070;
  --signal: #ff6b2c;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --serif: "IBM Plex Serif", Georgia, serif;
}

* {
  margin: 0;
  box-sizing: border-box;
}

body {
  background: var(--ground-0);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--signal);
  color: var(--ground-0);
}

a {
  color: inherit;
}

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

.wordmark {
  font-family: var(--mono);
  letter-spacing: 0.26em;
  font-size: 14px;
}

.wordmark.small {
  font-size: 12px;
}

/* header */
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  background: var(--ground-1);
  position: sticky;
  top: 0;
  z-index: 10;
}

.top nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.5vw, 28px);
}

.top nav a {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-dim);
}

.top nav a:hover {
  color: var(--signal);
}

.cta-small {
  border: 1px solid var(--line-bright);
  padding: 8px 14px;
  color: var(--ink) !important;
}

.cta-small:hover {
  border-color: var(--signal);
}

/* hero — offset left column, registry rule on the margin */
.hero {
  padding: clamp(64px, 12vh, 140px) clamp(20px, 5vw, 64px) clamp(48px, 8vh, 96px);
  max-width: 880px;
  border-left: 1px solid var(--line);
  margin-left: clamp(0px, 6vw, 96px);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 28px;
}

h1 {
  font-family: var(--sans);
  font-weight: 600;
  font-size: clamp(2.6rem, 7vw, 5rem);
  letter-spacing: -0.03em;
  line-height: 0.95;
}

.lede {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  color: var(--ink-dim);
  margin-top: 18px;
}

.hero-body {
  max-width: 58ch;
  margin-top: 22px;
  color: var(--ink-dim);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.cta,
.cta-secondary {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 13px 22px;
  transition: border-color 160ms ease, color 160ms ease, background 160ms ease;
}

.cta {
  border: 1px solid var(--signal);
  color: var(--signal);
}

.cta:hover {
  background: var(--signal);
  color: var(--ground-0);
}

.cta-secondary {
  border: 1px solid var(--line-bright);
  color: var(--ink-dim);
}

.cta-secondary:hover {
  border-color: var(--ink-dim);
  color: var(--ink);
}

/* capability modules — engineered grid, mono index numbers */
.modules {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.modules article {
  background: var(--ground-1);
  padding: clamp(24px, 4vw, 44px);
}

.modules h2 {
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.mod-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--signal);
}

.modules p {
  margin-top: 12px;
  color: var(--ink-dim);
  font-size: 0.95rem;
}

/* stance */
.stance {
  padding: clamp(56px, 10vh, 110px) clamp(20px, 5vw, 64px);
  max-width: 760px;
  margin-left: auto;
  margin-right: clamp(0px, 8vw, 128px);
  border-right: 1px solid var(--line);
  text-align: left;
}

.stance h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  letter-spacing: -0.02em;
}

.stance p {
  font-family: var(--serif);
  color: var(--ink-dim);
  margin-top: 16px;
  font-size: 1.06rem;
}

/* placeholder sections */
.placeholder-section {
  padding: clamp(40px, 7vh, 72px) clamp(20px, 5vw, 64px);
  border-top: 1px solid var(--line);
  max-width: 880px;
  margin-left: clamp(0px, 6vw, 96px);
  border-left: 1px solid var(--line);
}

.placeholder-section h2 {
  font-size: 1.2rem;
  font-weight: 600;
}

.placeholder-section p {
  margin-top: 12px;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.85rem;
}

/* footer */
footer {
  border-top: 1px solid var(--line-bright);
  background: var(--ground-1);
  padding: 36px clamp(20px, 5vw, 64px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px 40px;
}

.foot-brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.foot-attribution {
  font-size: 0.85rem;
  color: var(--ink-dim);
}

footer nav {
  display: flex;
  gap: 22px;
  margin-left: auto;
}

footer nav a {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-decoration: none;
}

footer nav a:hover {
  color: var(--signal);
}

.foot-copy {
  width: 100%;
  font-size: 0.78rem;
  color: var(--ink-faint);
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.01ms !important;
  }
}

/* about + parent logo */
.about-section {
  padding: clamp(40px, 7vh, 72px) clamp(20px, 5vw, 64px);
  border-top: 1px solid var(--line);
  max-width: 880px;
  margin-left: clamp(0px, 6vw, 96px);
  border-left: 1px solid var(--line);
}

.about-section h2 {
  font-size: 1.2rem;
  font-weight: 600;
}

.about-body {
  margin-top: 12px;
  color: var(--ink-dim);
  max-width: 62ch;
}

.about-link {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
  padding-bottom: 2px;
}

.foot-logo {
  height: 26px;
  width: auto;
  filter: invert(1) brightness(1.05);
  opacity: 0.85;
}

.foot-parent {
  display: inline-block;
  margin: 4px 0 2px;
}

.foot-parent:hover .foot-logo {
  opacity: 1;
}