:root {
  --bg: #050505;
  --bg-soft: #0b0b0a;
  --panel: #11110f;
  --panel-strong: #181714;
  --text: #f2f1ed;
  --muted: #a8a6a0;
  --muted-2: #74716a;
  --line: rgba(242, 241, 237, 0.12);
  --gold: #d4aa55;
  --gold-soft: rgba(212, 170, 85, 0.16);
  --ice: #8fb9bf;
  --green: #75c5a5;
  --red: #d96059;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.52);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 16rem),
    repeating-linear-gradient(
      110deg,
      rgba(255, 255, 255, 0.028) 0,
      rgba(255, 255, 255, 0.028) 1px,
      transparent 1px,
      transparent 16px
    ),
    var(--bg);
}

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

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

[id] {
  scroll-margin-top: 86px;
}

button,
input,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  min-height: 76px;
  padding: 14px 5vw;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 5, 5, 0.82);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand-mark {
  color: var(--gold);
  font-size: 28px;
  font-weight: 900;
  line-height: 1;
}

.brand-sub {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
  line-height: 1.05;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 28px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.nav-links a {
  padding: 10px 0;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 850;
  white-space: nowrap;
  cursor: pointer;
}

.nav-cta {
  background: var(--text);
  color: #0a0a0a;
}

.button.primary {
  background: var(--gold);
  color: #11100d;
  box-shadow: 0 18px 40px rgba(212, 170, 85, 0.22);
}

.button.secondary {
  border-color: rgba(242, 241, 237, 0.22);
  background: rgba(242, 241, 237, 0.04);
  color: var(--text);
}

.button:hover,
.button:focus-visible,
.nav-cta:hover,
.nav-cta:focus-visible,
.tab-button:hover,
.tab-button:focus-visible {
  transform: translateY(-1px);
}

.section-band {
  position: relative;
  padding: 92px 6vw;
  border-bottom: 1px solid var(--line);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(340px, 0.82fr);
  align-items: center;
  min-height: calc(86svh - 76px);
  overflow: hidden;
  padding-top: 72px;
  padding-bottom: 58px;
  background:
    linear-gradient(90deg, rgba(5, 5, 5, 0.98) 0%, rgba(5, 5, 5, 0.82) 48%, rgba(5, 5, 5, 0.28) 100%),
    linear-gradient(180deg, #090908 0%, #050505 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0.8;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.eyebrow,
.section-kicker,
.variant-label {
  margin: 0 0 16px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: 72px;
  line-height: 0.95;
  font-weight: 950;
}

.hero-text {
  max-width: 610px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 21px;
  line-height: 1.48;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  max-width: 760px;
  margin: 58px 0 0;
  padding: 24px 0 0;
  border-top: 1px solid var(--line);
}

.proof-strip div {
  min-width: 0;
}

.proof-strip dt {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 14px;
  font-weight: 900;
  text-transform: uppercase;
}

.proof-strip dd {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.hero-media {
  position: relative;
  z-index: 1;
  align-self: stretch;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  min-height: 520px;
}

.hero-media img {
  width: 520px;
  max-width: 48vw;
  filter: drop-shadow(0 38px 70px rgba(0, 0, 0, 0.72));
}

.intro {
  display: grid;
  grid-template-columns: minmax(220px, 0.35fr) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
  background: #0a0a09;
}

.intro h2,
.section-heading h2,
.section-copy h2,
.launch-copy h2 {
  margin: 0;
  font-size: 48px;
  line-height: 1.04;
  font-weight: 930;
}

.intro p,
.section-copy > p,
.launch-copy p {
  max-width: 800px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.55;
}

.architecture {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.86fr);
  gap: 46px;
  align-items: center;
  background:
    linear-gradient(180deg, #080808 0%, #040404 100%);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.feature-card,
.variant-card,
.control-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
}

.feature-card {
  min-height: 180px;
  padding: 24px;
}

.feature-card.wide {
  grid-column: 1 / -1;
}

.feature-card h3,
.variant-card h3,
.control-grid h3,
.spec-column h3 {
  margin: 0 0 12px;
  font-size: 18px;
  line-height: 1.22;
}

.feature-card p,
.variant-card p,
.variant-card li,
.control-grid p,
.spec-column p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

.feature-icon {
  display: block;
  width: 28px;
  height: 28px;
  margin-bottom: 20px;
  border: 1px solid rgba(212, 170, 85, 0.6);
  border-radius: 50%;
  background:
    linear-gradient(90deg, transparent 46%, rgba(212, 170, 85, 0.8) 47%, rgba(212, 170, 85, 0.8) 53%, transparent 54%),
    linear-gradient(0deg, transparent 46%, rgba(212, 170, 85, 0.8) 47%, rgba(212, 170, 85, 0.8) 53%, transparent 54%);
}

.feature-icon.accent {
  border-color: rgba(117, 197, 165, 0.7);
  background:
    linear-gradient(90deg, transparent 44%, rgba(117, 197, 165, 0.86) 45%, rgba(117, 197, 165, 0.86) 55%, transparent 56%),
    linear-gradient(0deg, transparent 44%, rgba(117, 197, 165, 0.86) 45%, rgba(117, 197, 165, 0.86) 55%, transparent 56%);
}

.feature-icon.cool {
  border-color: rgba(143, 185, 191, 0.7);
  background:
    linear-gradient(90deg, transparent 44%, rgba(143, 185, 191, 0.86) 45%, rgba(143, 185, 191, 0.86) 55%, transparent 56%),
    linear-gradient(0deg, transparent 44%, rgba(143, 185, 191, 0.86) 45%, rgba(143, 185, 191, 0.86) 55%, transparent 56%);
}

.architecture-media {
  position: relative;
  min-height: 430px;
}

.architecture-media::before {
  content: "";
  position: absolute;
  inset: 12% 6% 10%;
  border: 1px solid rgba(212, 170, 85, 0.24);
  border-radius: 8px;
  transform: skewY(-4deg);
}

.architecture-media img {
  position: relative;
  width: 620px;
  max-width: 100%;
  margin-left: auto;
  filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.7));
}

.section-heading {
  max-width: 780px;
  margin-bottom: 36px;
}

.section-heading.centered {
  max-width: none;
  text-align: center;
}

.variants {
  background: #070707;
}

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

.variant-card {
  min-height: 330px;
  padding: 30px;
}

.variant-card.highlighted {
  border-color: rgba(212, 170, 85, 0.46);
  background:
    linear-gradient(180deg, rgba(212, 170, 85, 0.12), rgba(255, 255, 255, 0.035));
  box-shadow: var(--shadow);
}

.variant-card ul {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.variant-card li {
  position: relative;
  padding-left: 22px;
}

.variant-card li::before {
  content: "";
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
}

.control {
  background:
    linear-gradient(180deg, #0a0a09 0%, #060606 100%);
}

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

.control-grid article {
  min-height: 220px;
  padding: 24px;
}

.control-grid article:nth-child(2) {
  border-color: rgba(117, 197, 165, 0.32);
}

.control-grid article:nth-child(3) {
  border-color: rgba(143, 185, 191, 0.32);
}

.control-grid article:nth-child(4) {
  border-color: rgba(217, 96, 89, 0.28);
}

.specs {
  background: #020202;
}

.model-tabs {
  display: inline-flex;
  gap: 4px;
  min-height: 48px;
  margin-top: 24px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.tab-button {
  min-width: 154px;
  min-height: 38px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
  cursor: pointer;
}

.tab-button.active {
  background: var(--text);
  color: #111;
}

.spec-layout {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(190px, 0.62fr) minmax(260px, 1fr);
  gap: 42px;
  align-items: center;
  max-width: 1120px;
  margin: 44px auto 0;
}

.spec-column {
  display: grid;
  gap: 22px;
}

.spec-column.left {
  text-align: right;
}

.spec-device {
  display: flex;
  justify-content: center;
  min-height: 430px;
}

.spec-device img {
  width: 260px;
  object-fit: contain;
  filter: drop-shadow(0 28px 70px rgba(0, 0, 0, 0.75));
}

.launch {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 460px);
  gap: 48px;
  align-items: start;
  background:
    linear-gradient(90deg, rgba(212, 170, 85, 0.16), transparent 36%),
    #090908;
}

.lead-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  border: 1px solid rgba(212, 170, 85, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  box-shadow: var(--shadow);
}

.lead-form label {
  display: grid;
  gap: 8px;
  color: var(--text);
  font-size: 13px;
  font-weight: 850;
  text-transform: uppercase;
}

.lead-form input,
.lead-form select {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #090909;
  color: var(--text);
  padding: 0 14px;
  outline: none;
}

.lead-form input:focus,
.lead-form select:focus {
  border-color: rgba(212, 170, 85, 0.75);
}

.lead-form .button {
  width: 100%;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--green);
  font-size: 14px;
  line-height: 1.45;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 32px 6vw;
  color: var(--muted);
  background: #050505;
}

.site-footer p {
  margin: 0;
  font-size: 14px;
}

@media (max-width: 1080px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-media {
    position: absolute;
    right: -82px;
    bottom: 0;
    min-height: 0;
    opacity: 0.38;
  }

  .hero-media img {
    width: 460px;
    max-width: none;
  }

  .architecture,
  .launch {
    grid-template-columns: 1fr;
  }

  .architecture-media {
    min-height: 300px;
  }

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

  .spec-layout {
    grid-template-columns: minmax(0, 1fr);
    max-width: 720px;
  }

  .spec-column.left {
    text-align: left;
  }

  .spec-device {
    order: -1;
    min-height: 360px;
  }
}

@media (max-width: 820px) {
  .site-header {
    grid-template-columns: 1fr auto;
    gap: 14px;
  }

  .nav-links {
    display: none;
  }

  .brand-mark {
    font-size: 24px;
  }

  .hero h1 {
    font-size: 48px;
    line-height: 1.02;
  }

  .hero-text {
    font-size: 18px;
  }

  .section-band {
    padding: 70px 5vw;
  }

  .proof-strip,
  .intro,
  .feature-grid,
  .variant-grid,
  .control-grid {
    grid-template-columns: 1fr;
  }

  .intro h2,
  .section-heading h2,
  .section-copy h2,
  .launch-copy h2 {
    font-size: 36px;
    line-height: 1.08;
  }

  .intro p,
  .section-copy > p,
  .launch-copy p {
    font-size: 17px;
  }

  .hero-media {
    right: -130px;
    opacity: 0.22;
  }

  .model-tabs {
    display: grid;
    width: 100%;
  }

  .tab-button {
    width: 100%;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .site-header {
    padding: 12px 18px;
  }

  .brand-sub {
    display: none;
  }

  .nav-cta {
    min-height: 40px;
    padding: 0 14px;
    font-size: 13px;
  }

  .hero {
    padding-top: 58px;
  }

  .hero h1 {
    font-size: 39px;
  }

  .hero-media {
    right: -172px;
    opacity: 0.18;
  }

  .hero-actions {
    display: grid;
  }

  .proof-strip {
    margin-top: 42px;
  }

  .feature-card,
  .variant-card,
  .control-grid article,
  .lead-form {
    padding: 22px;
  }

  .spec-device img {
    width: 220px;
  }

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