:root {
  color-scheme: dark;
  --ink: #f4f0e8;
  --muted: #b8b5ac;
  --dim: #77746d;
  --bg: #070707;
  --panel: #11100e;
  --panel-2: #191713;
  --line: rgba(244, 240, 232, 0.16);
  --gold: #d8ad55;
  --cyan: #7ed8e0;
  --rust: #b97052;
  --green: #83b88a;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 56px);
  background: linear-gradient(180deg, rgba(7, 7, 7, 0.82), rgba(7, 7, 7, 0));
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border: 1px solid rgba(244, 240, 232, 0.52);
  border-radius: 50%;
  background:
    radial-gradient(circle at 69% 38%, var(--bg) 0 28%, transparent 29%),
    linear-gradient(135deg, var(--ink), #827d72);
  box-shadow: 0 0 32px rgba(126, 216, 224, 0.18);
}

nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(12px, 2.3vw, 28px);
  color: rgba(244, 240, 232, 0.82);
  font-size: 0.86rem;
}

nav a {
  white-space: nowrap;
}

.nav-cta {
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(244, 240, 232, 0.08);
}

.hero {
  position: relative;
  min-height: 92svh;
  overflow: hidden;
  display: grid;
  align-items: end;
  padding: 130px clamp(20px, 5vw, 76px) 80px;
}

.hero-image,
.hero-scrim {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: 63% center;
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(7, 7, 7, 0.95) 0%, rgba(7, 7, 7, 0.76) 35%, rgba(7, 7, 7, 0.2) 72%),
    linear-gradient(180deg, rgba(7, 7, 7, 0.22) 0%, rgba(7, 7, 7, 0.12) 58%, #070707 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, 100%);
}

.eyebrow,
.card-kicker,
.timeline span {
  color: var(--cyan);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 720px;
  margin-bottom: 22px;
  font-size: clamp(3.2rem, 8.4vw, 7.3rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 4.2rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: clamp(1.08rem, 1.8vw, 1.42rem);
  line-height: 1.15;
}

.hero-copy {
  max-width: 640px;
  color: rgba(244, 240, 232, 0.82);
  font-size: clamp(1rem, 1.8vw, 1.18rem);
}

.hero-actions,
.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  cursor: pointer;
}

.button.primary {
  color: #14110b;
  background: var(--gold);
}

.button.secondary {
  border-color: rgba(244, 240, 232, 0.28);
  background: rgba(244, 240, 232, 0.08);
}

.signal-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}

.metric {
  min-height: 132px;
  padding: 28px clamp(18px, 3vw, 40px);
  background: #0b0b0a;
}

.metric-value {
  display: block;
  color: var(--gold);
  font-size: clamp(1.35rem, 2.5vw, 2.2rem);
  font-weight: 900;
}

.metric-label {
  color: var(--muted);
  font-size: 0.92rem;
}

.section {
  padding: clamp(70px, 9vw, 130px) clamp(20px, 5vw, 76px);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.72fr);
  gap: clamp(30px, 7vw, 86px);
  align-items: start;
}

.section-copy {
  color: var(--muted);
  font-size: 1.04rem;
}

.section-heading {
  max-width: 900px;
  margin-bottom: 34px;
}

.comparison {
  background: #0d0c0b;
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.comparison-card,
.stack article,
.model-panel,
.timeline li {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.comparison-card {
  padding: clamp(24px, 4vw, 42px);
}

.comparison-card.highlighted {
  background:
    linear-gradient(150deg, rgba(216, 173, 85, 0.13), rgba(126, 216, 224, 0.08)),
    var(--panel-2);
}

ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

li + li {
  margin-top: 10px;
}

.architecture {
  background:
    linear-gradient(180deg, #070707, #11100e 54%, #070707);
}

.stack {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.stack article {
  min-height: 255px;
  padding: 26px;
}

.stack span {
  display: block;
  margin-bottom: 30px;
  color: var(--rust);
  font-weight: 900;
}

.stack p,
.timeline p,
.model-panel p,
.form-note {
  color: var(--muted);
}

.model {
  padding-top: 0;
}

.model-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 0.55fr);
  gap: 32px;
  padding: clamp(24px, 5vw, 52px);
  background:
    linear-gradient(135deg, rgba(126, 216, 224, 0.11), rgba(131, 184, 138, 0.08) 42%, rgba(216, 173, 85, 0.1)),
    var(--panel);
}

.workload-list {
  display: grid;
  gap: 10px;
}

.workload {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid rgba(244, 240, 232, 0.14);
  border-radius: 6px;
  color: var(--ink);
  background: rgba(244, 240, 232, 0.06);
  font: inherit;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.workload.active {
  border-color: rgba(216, 173, 85, 0.7);
  background: rgba(216, 173, 85, 0.16);
}

.workload-detail {
  grid-column: 1 / -1;
  min-height: 58px;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  padding: 26px;
}

.brief {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.5fr);
  gap: clamp(30px, 6vw, 76px);
  align-items: center;
  background: #11100e;
  border-top: 1px solid var(--line);
}

.brief-form label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-weight: 800;
}

input {
  min-width: min(100%, 280px);
  min-height: 46px;
  flex: 1;
  border: 1px solid rgba(244, 240, 232, 0.2);
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--ink);
  background: rgba(7, 7, 7, 0.72);
  font: inherit;
}

.form-note {
  margin: 12px 0 0;
  font-size: 0.88rem;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(20px, 5vw, 76px);
  color: var(--dim);
  border-top: 1px solid var(--line);
}

@media (max-width: 920px) {
  .site-header {
    align-items: flex-start;
  }

  nav {
    display: none;
  }

  .hero {
    min-height: 88svh;
    padding-top: 106px;
  }

  .hero-scrim {
    background:
      linear-gradient(90deg, rgba(7, 7, 7, 0.94) 0%, rgba(7, 7, 7, 0.52) 70%),
      linear-gradient(180deg, rgba(7, 7, 7, 0.12), #070707 100%);
  }

  .signal-band,
  .comparison-grid,
  .stack,
  .timeline,
  .split,
  .model-panel,
  .brief {
    grid-template-columns: 1fr;
  }

  .metric {
    min-height: auto;
  }

  .stack article {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  .hero {
    padding-bottom: 56px;
  }

  h1 {
    font-size: clamp(2.7rem, 15vw, 4.6rem);
  }

  .button,
  .hero-actions,
  .form-row {
    width: 100%;
  }

  footer {
    flex-direction: column;
  }
}