:root {
  color-scheme: dark;
  --ink: #f4f6f0;
  --muted: #a9b2ae;
  --quiet: #6f7c79;
  --line: rgba(244, 246, 240, 0.14);
  --panel: rgba(19, 25, 27, 0.88);
  --panel-solid: #11181a;
  --field: #172022;
  --carbon: #070a0b;
  --cyan: #18d5e8;
  --mint: #8eee98;
  --amber: #f3b35d;
  --red: #f2635f;
  --blue: #5272ff;
  --max: 1180px;
  font-family: "Aptos", "Segoe UI", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--carbon);
  color: var(--ink);
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent 70%);
  z-index: -1;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 54px);
  background: rgba(7, 10, 11, 0.42);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid transparent;
  transition: background 180ms ease, border-color 180ms ease;
}

.site-header[data-elevated="true"] {
  background: rgba(7, 10, 11, 0.88);
  border-color: var(--line);
}

.brand,
.nav-links,
.header-cta,
.hero-actions,
.hero-metrics,
.status-line,
.spec-list li,
.price-row,
.comparison-row,
.site-footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(24, 213, 232, 0.42);
  background: #0a2226;
  color: var(--cyan);
  font-weight: 900;
}

.nav-links {
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a:hover {
  color: var(--ink);
}

.header-cta,
.primary-button,
.secondary-button,
.contact-form button {
  border: 1px solid rgba(24, 213, 232, 0.38);
  min-height: 44px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  background: var(--cyan);
  color: #041113;
}

.header-cta {
  font-size: 14px;
}

.hero {
  position: relative;
  min-height: 88vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

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

.hero-image {
  object-fit: cover;
  object-position: center;
  filter: saturate(0.92) contrast(1.08);
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(7, 10, 11, 0.96) 0%, rgba(7, 10, 11, 0.82) 36%, rgba(7, 10, 11, 0.24) 76%),
    linear-gradient(0deg, rgba(7, 10, 11, 0.98) 0%, rgba(7, 10, 11, 0.06) 48%, rgba(7, 10, 11, 0.48) 100%);
}

.hero-content {
  position: relative;
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  padding: 116px 0 80px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-family: "Arial Narrow", "Aptos Display", "Segoe UI", sans-serif;
  font-size: clamp(54px, 7vw, 112px);
  line-height: 0.88;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-family: "Arial Narrow", "Aptos Display", "Segoe UI", sans-serif;
  font-size: clamp(34px, 4.6vw, 68px);
  line-height: 0.96;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 24px;
}

.hero-copy {
  max-width: 690px;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.58;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.primary-button,
.secondary-button {
  min-width: 190px;
}

.secondary-button {
  background: transparent;
  color: var(--ink);
  border-color: rgba(244, 246, 240, 0.28);
}

.primary-button:hover,
.contact-form button:hover {
  background: #76f3ff;
}

.secondary-button:hover,
.header-cta:hover {
  border-color: var(--cyan);
}

.hero-metrics {
  flex-wrap: wrap;
  gap: 1px;
  margin-top: 46px;
}

.hero-metrics div {
  min-width: 190px;
  padding: 18px 22px;
  background: rgba(6, 13, 14, 0.62);
  border: 1px solid var(--line);
}

.hero-metrics dt {
  color: var(--quiet);
  font-size: 12px;
  text-transform: uppercase;
  font-weight: 800;
}

.hero-metrics dd {
  margin: 6px 0 0;
  font-size: 28px;
  font-weight: 900;
}

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  width: 28px;
  height: 46px;
  border: 1px solid rgba(244, 246, 240, 0.32);
}

.hero-scroll span {
  display: block;
  width: 4px;
  height: 10px;
  margin: 8px auto;
  background: var(--cyan);
  animation: scrollHint 1.5s ease-in-out infinite;
}

@keyframes scrollHint {
  0%,
  100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  50% {
    transform: translateY(12px);
    opacity: 1;
  }
}

.section {
  padding: clamp(72px, 9vw, 120px) clamp(18px, 4vw, 54px);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  width: min(var(--max), 100%);
  margin: 0 auto 42px;
}

.section-heading p:not(.eyebrow) {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.62;
}

.section-heading.compact {
  margin-bottom: 28px;
}

.section-heading.compact h2 {
  max-width: 950px;
}

.inventory-grid,
.container-layout,
.contact-section {
  width: min(var(--max), 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 22px;
}

.availability-panel,
.technical-note,
.proof-grid article,
.contact-form,
.faq-list details {
  background: var(--panel);
  border: 1px solid var(--line);
}

.availability-panel,
.technical-note,
.proof-grid article {
  padding: 28px;
}

.status-line {
  gap: 10px;
  margin-bottom: 28px;
  color: var(--mint);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.status-dot {
  width: 9px;
  height: 9px;
  background: var(--mint);
  box-shadow: 0 0 24px rgba(142, 238, 152, 0.75);
}

.panel-copy,
.technical-note p,
.proof-grid p,
.faq-list p,
.contact-copy p {
  color: var(--muted);
  line-height: 1.62;
}

.spec-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}

.spec-list li {
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.spec-list span {
  color: var(--quiet);
}

.price-table,
.comparison-table {
  border: 1px solid var(--line);
  background: var(--panel-solid);
  overflow: hidden;
}

.price-row {
  min-height: 72px;
  display: grid;
  grid-template-columns: 1fr 0.85fr 0.9fr 1fr;
  gap: 16px;
  padding: 0 22px;
  border-top: 1px solid var(--line);
}

.price-row:first-child,
.comparison-row:first-child {
  border-top: 0;
}

.price-head,
.comparison-head {
  min-height: 54px;
  color: var(--quiet);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.price-row strong,
.comparison-row strong {
  color: var(--cyan);
  font-size: 22px;
}

.price-row.featured {
  background: rgba(24, 213, 232, 0.08);
  border-left: 3px solid var(--cyan);
}

.comparison-table {
  width: min(var(--max), 100%);
  margin: 0 auto;
}

.comparison-row {
  min-height: 76px;
  display: grid;
  grid-template-columns: 1fr 0.85fr 1.15fr 1.4fr;
  gap: 18px;
  padding: 0 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.comparison-row span:first-child {
  color: var(--ink);
  font-weight: 800;
}

.comparison-row.own {
  background: rgba(142, 238, 152, 0.07);
}

.containers-section {
  background: #090e0f;
}

.gpu-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  min-height: 360px;
}

.gpu-map div {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 166px;
  padding: 18px;
  background: linear-gradient(180deg, #152326, #0e1719);
  border: 1px solid rgba(24, 213, 232, 0.28);
  font-weight: 900;
  box-shadow: inset 0 -3px 0 rgba(24, 213, 232, 0.32);
}

.gpu-map span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.code-card {
  margin-top: 24px;
  padding: 18px;
  background: #050808;
  border: 1px solid rgba(142, 238, 152, 0.24);
  color: var(--mint);
  font-family: "SFMono-Regular", Consolas, monospace;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.code-card span {
  color: var(--amber);
}

.proof-grid {
  width: min(var(--max), 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.proof-index {
  display: inline-block;
  margin-bottom: 40px;
  color: var(--amber);
  font-size: 13px;
  font-weight: 900;
}

.workflow-list {
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.workflow-list li {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 19px;
}

.workflow-list span {
  color: var(--cyan);
  font-weight: 900;
}

.faq-list {
  width: min(900px, 100%);
  margin: 0 auto;
}

.faq-list details {
  margin-bottom: 10px;
  padding: 0 22px;
}

.faq-list summary {
  cursor: pointer;
  padding: 22px 0;
  font-weight: 900;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--cyan);
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list p {
  margin-bottom: 22px;
}

.contact-section {
  padding: clamp(72px, 9vw, 120px) 0;
  align-items: start;
}

.contact-copy h2 {
  margin-bottom: 18px;
}

.contact-methods {
  display: grid;
  gap: 10px;
  margin-top: 28px;
}

.contact-methods a {
  width: fit-content;
  max-width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: rgba(244, 246, 240, 0.045);
  color: var(--ink);
  font-weight: 800;
  overflow-wrap: anywhere;
}

.contact-methods a:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.contact-form {
  padding: 24px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--field);
  color: var(--ink);
  padding: 14px 14px;
  font: inherit;
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(24, 213, 232, 0.58);
  outline-offset: 2px;
}

.contact-form button {
  width: 100%;
  cursor: pointer;
  font-size: 16px;
}

.form-note {
  margin: 14px 0 0;
  color: var(--quiet);
  font-size: 13px;
  line-height: 1.45;
}

.site-footer {
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 4vw, 54px);
  color: var(--quiet);
  border-top: 1px solid var(--line);
}

.site-footer span:first-child {
  color: var(--ink);
  font-weight: 900;
}

.site-footer a {
  color: var(--cyan);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 16px;
}

@media (max-width: 920px) {
  .nav-links {
    display: none;
  }

  .inventory-grid,
  .container-layout,
  .contact-section {
    grid-template-columns: 1fr;
  }

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

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

  .price-row,
  .comparison-row {
    grid-template-columns: 1fr 1fr;
    padding: 18px;
  }

  .price-head,
  .comparison-head {
    display: none;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 14px 16px;
  }

  .brand {
    font-size: 16px;
  }

  .header-cta {
    min-height: 38px;
    padding: 0 12px;
    font-size: 12px;
  }

  .hero {
    min-height: 92vh;
  }

  .hero-content {
    padding-top: 98px;
  }

  h1 {
    font-size: 50px;
  }

  .hero-copy,
  .section-heading p:not(.eyebrow),
  .workflow-list li {
    font-size: 16px;
  }

  .hero-actions a {
    width: 100%;
  }

  .hero-metrics div,
  .proof-grid,
  .gpu-map {
    width: 100%;
    grid-template-columns: 1fr;
  }

  .gpu-map div {
    min-height: 98px;
  }

  .workflow-list li {
    grid-template-columns: 48px 1fr;
  }

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