/* continum.host: the Continuum product site. No scripts, no third-party requests. */

.wrap {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.narrow {
  max-width: 820px;
}

/* Header ------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border-soft);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  text-decoration: none;
}

.brand-name {
  font-weight: 700;
  font-size: 1.12rem;
  letter-spacing: -0.01em;
}

.brand-by {
  color: var(--faint);
  font-size: 0.85rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem 1.25rem;
  flex-wrap: wrap;
}

.site-nav a:not(.button) {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 0.25rem 0;
}

.site-nav a:not(.button):hover {
  color: var(--text);
}

/* Buttons ------------------------------------------------------------ */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.6rem 1.15rem;
  border-radius: 10px;
  border: 1px solid transparent;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 650;
  text-decoration: none;
  transition: transform 120ms ease, background-color 120ms ease;
}

.button:hover {
  background: var(--accent-strong);
  color: var(--accent-ink);
  transform: translateY(-1px);
}

.button-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.button-ghost:hover {
  background: var(--raised);
  color: var(--text);
}

.button-small {
  min-height: 36px;
  padding: 0.35rem 0.9rem;
  font-size: 0.92rem;
}

/* Hero --------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  padding: 4.5rem 0 4rem;
  background:
    radial-gradient(60rem 30rem at 85% -10%, rgba(164, 149, 255, 0.16), transparent 60%),
    radial-gradient(40rem 26rem at -10% 110%, rgba(69, 212, 228, 0.10), transparent 60%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(2.2rem, 4.6vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 760;
}

.accent {
  color: var(--accent);
}

.lead {
  margin: 0 0 1.75rem;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.12rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.fineprint {
  margin: 1.25rem 0 0;
  color: var(--faint);
  font-size: 0.9rem;
}

.terminal {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #0a1020;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  gap: 6px;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid #1d2846;
}

.terminal-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #2d3d62;
}

.terminal-body {
  margin: 0;
  padding: 1.1rem 1.2rem 1.2rem;
  overflow-x: auto;
  color: #d7ddef;
  font-size: 0.83rem;
  line-height: 1.7;
}

.t-prompt { color: #a495ff; }
.t-dim { color: #7b88a8; }
.t-pq { color: #45d4e4; font-weight: 700; }
.t-bad { color: #ff8b70; }

.terminal figcaption {
  padding: 0.8rem 1.2rem 1rem;
  border-top: 1px solid #1d2846;
  color: #a3adc7;
  font-size: 0.85rem;
}

.terminal figcaption code {
  color: #d7ddef;
}

/* Sections ----------------------------------------------------------- */

.section {
  padding: 4.5rem 0;
  /* A jump from the navigation lands below the sticky header. */
  scroll-margin-top: 64px;
}

.section-alt {
  background: var(--bg-deep);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.kicker {
  margin: 0 0 0.5rem;
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.3;
}

.section-lead {
  max-width: 44rem;
  margin: 0 0 2.25rem;
  color: var(--muted);
  font-size: 1.05rem;
}

/* Platform cards ----------------------------------------------------- */

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.card p {
  margin: 0 0 0.9rem;
  color: var(--muted);
}

.card-head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.9rem;
}

.card-head h3 {
  font-size: 1.2rem;
}

.card-head .chip {
  margin-left: auto;
}

.step {
  display: inline-grid;
  place-items: center;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  background: var(--raised);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
}

.card .card-claim {
  color: var(--text);
  font-weight: 650;
  font-size: 1.05rem;
}

.card .limit {
  margin: auto 0 0;
  padding: 0.8rem 0.9rem;
  border-radius: var(--radius-sm);
  background: var(--raised);
  color: var(--muted);
  font-size: 0.92rem;
}

.limit-label {
  display: inline-block;
  margin-right: 0.4rem;
  color: var(--peach);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Zones and flow ----------------------------------------------------- */

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

.zone {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.zone h3 {
  font-family: var(--mono);
  font-size: 0.95rem;
  overflow-wrap: anywhere;
}

.zone h3 a {
  color: var(--text);
}

.zone p {
  margin: 0.6rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.flow-title {
  margin-bottom: 1rem;
  font-size: 1.15rem;
}

.flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: flow;
}

.flow li {
  position: relative;
  padding: 1rem 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  counter-increment: flow;
}

.flow li::before {
  content: counter(flow);
  display: block;
  margin-bottom: 0.35rem;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
}

.flow li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -0.65rem;
  width: 0.55rem;
  height: 2px;
  background: var(--border);
}

.flow strong {
  display: block;
  margin-bottom: 0.3rem;
}

.flow span {
  color: var(--muted);
  font-size: 0.9rem;
}

/* Evidence and limits ------------------------------------------------ */

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem 2.5rem;
}

.point {
  padding-left: 1rem;
  border-left: 2px solid var(--accent);
}

.point p {
  margin: 0.4rem 0 0;
  color: var(--muted);
}

.limits {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.limits li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-soft);
  color: var(--muted);
}

.limits li:last-child {
  border-bottom: 0;
}

.limits strong {
  color: var(--text);
}

/* Dashboard teaser and CTA ------------------------------------------- */

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 3rem;
  align-items: center;
}

.split p {
  color: var(--muted);
}

.sample {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.sample-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.95rem;
}

.sample-row:last-child {
  border-bottom: 0;
}

.sample-row > span:first-child {
  color: var(--muted);
}

.cta {
  padding: 3.5rem 0;
  background:
    radial-gradient(40rem 20rem at 100% 0%, rgba(164, 149, 255, 0.18), transparent 60%),
    var(--bg-deep);
  border-top: 1px solid var(--border-soft);
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta h2 {
  margin-bottom: 0.4rem;
}

.cta p {
  margin: 0;
  max-width: 40rem;
  color: var(--muted);
}

/* Footer ------------------------------------------------------------- */

.site-footer {
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--border-soft);
  color: var(--faint);
  font-size: 0.9rem;
}

.footer-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  align-items: center;
}

.footer-row p {
  margin: 0;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto !important;
}

/* 404 ---------------------------------------------------------------- */

.notfound {
  min-height: 60vh;
  display: grid;
  place-content: center;
  text-align: center;
  padding: 4rem 1.25rem;
}

.notfound p {
  color: var(--muted);
}

/* Small screens ------------------------------------------------------ */

@media (max-width: 1000px) {
  .flow {
    grid-template-columns: 1fr;
  }

  .flow li:not(:last-child)::after {
    top: auto;
    bottom: -0.6rem;
    right: auto;
    left: 1.5rem;
    width: 2px;
    height: 0.45rem;
  }
}

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

  .zones {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  /* The navigation wraps under the brand: too tall to keep on screen. */
  .site-header {
    position: static;
  }

  .cards,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2.75rem;
  }

  .section {
    padding: 3.25rem 0;
  }

  .brand-by {
    display: none;
  }

  .site-nav {
    gap: 0.25rem 0.9rem;
  }

  .legend {
    margin-left: 0 !important;
  }
}