:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #5f6c7a;
  --line: #d8dde5;
  --paper: #f7f8fa;
  --white: #ffffff;
  --accent: #0066cc;
  --accent-dark: #004f9e;
  --green: #147d5d;
  --gold: #b46a00;
  --shadow: 0 18px 45px rgba(26, 36, 52, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(216, 221, 229, 0.85);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 760;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 8px;
  color: var(--white);
  background: var(--ink);
  font-size: 13px;
  letter-spacing: 0;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.main-nav a {
  text-decoration: none;
}

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(28px, 6vw, 76px);
  align-items: center;
  min-height: calc(100vh - 66px);
  padding: clamp(46px, 7vw, 82px) clamp(18px, 5vw, 72px) 34px;
  background: linear-gradient(180deg, #ffffff 0%, #eef2f7 100%);
}

.hero-copy,
.section,
.site-footer {
  max-width: 1180px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 820px;
  margin-bottom: 20px;
  font-size: clamp(42px, 5.6vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  letter-spacing: 0;
}

.hero-text {
  max-width: 720px;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 760;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  color: var(--white);
  background: var(--accent);
}

.button.primary:hover {
  background: var(--accent-dark);
}

.button.secondary {
  border-color: var(--line);
  background: var(--white);
}

.proof-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 28px 0 0;
}

.proof-points div {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.proof-points dt {
  font-weight: 800;
}

.proof-points dd {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-media {
  min-width: 0;
}

.media-board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(6, minmax(58px, 1fr));
  gap: 12px;
  min-height: 500px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(23, 32, 42, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, rgba(23, 32, 42, 0.06) 1px, transparent 1px), #ffffff;
  background-size: 26px 26px;
  box-shadow: var(--shadow);
}

.chip-card,
.inventory-panel {
  border: 1px solid rgba(23, 32, 42, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 14px 30px rgba(23, 32, 42, 0.11);
}

.chip-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 4px;
  padding: 18px;
}

.chip-card span,
.panel-label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.chip-card strong {
  font-size: 22px;
}

.gpu {
  grid-area: 1 / 1 / 4 / 5;
  color: var(--white);
  background: #1d6f5b;
}

.gpu span {
  color: rgba(255, 255, 255, 0.78);
}

.cpu {
  grid-area: 2 / 4 / 5 / 7;
}

.storage {
  grid-area: 4 / 1 / 7 / 3;
  color: var(--white);
  background: #8a4f08;
}

.storage span {
  color: rgba(255, 255, 255, 0.78);
}

.inventory-panel {
  grid-area: 5 / 3 / 7 / 7;
  padding: 18px;
}

.stock-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.stock-row b {
  color: var(--green);
}

.section {
  margin: 0 auto;
  padding: 72px clamp(18px, 5vw, 72px);
}

.intro {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(300px, 1fr);
  gap: 44px;
  align-items: start;
}

.intro p:last-child {
  color: var(--muted);
  font-size: 18px;
}

.section-heading {
  max-width: 720px;
}

.product-grid,
.quality-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.product-card,
.quality-steps div,
.faq-list article,
.rfq-form,
.contact-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.product-card {
  padding: 24px;
}

.product-card p,
.quality-steps p,
.quote-copy p {
  color: var(--muted);
}

.product-card a {
  color: var(--accent);
  font-weight: 780;
  text-decoration: none;
}

.stock-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  max-width: none;
  background: #17202a;
  color: var(--white);
}

.stock-band > div {
  max-width: 760px;
  margin-left: auto;
}

.stock-band .button {
  margin-right: auto;
  background: #f2b544;
  color: #17202a;
}

.stock-band p {
  color: rgba(255, 255, 255, 0.72);
}

.quality-steps {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.quality-steps div {
  padding: 22px;
}

.quality-steps span {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--gold);
  font-weight: 900;
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.faq-list article {
  padding: 22px;
}

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

.quote {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(320px, 1fr);
  gap: clamp(28px, 5vw, 66px);
  align-items: start;
}

.contact-box {
  padding: 16px;
  margin-top: 20px;
}

.contact-box p {
  margin: 0 0 8px;
}

.contact-box p:last-child {
  margin-bottom: 0;
}

.rfq-form {
  display: grid;
  gap: 14px;
  padding: 22px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 760;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 13px;
  color: var(--ink);
  background: var(--white);
  font: inherit;
}

textarea {
  resize: vertical;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin: 0 auto;
  padding: 28px clamp(18px, 5vw, 72px) 42px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 14px;
}

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

  .hero,
  .intro,
  .quote {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .proof-points,
  .product-grid,
  .quality-steps,
  .faq-list {
    grid-template-columns: 1fr 1fr;
  }

  .stock-band {
    align-items: flex-start;
    flex-direction: column;
  }

  .stock-band > div,
  .stock-band .button {
    margin: 0;
  }
}

@media (max-width: 620px) {
  .main-nav {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
    font-size: 13px;
  }

  h1 {
    font-size: 40px;
  }

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

  .proof-points,
  .product-grid,
  .quality-steps,
  .faq-list {
    grid-template-columns: 1fr;
  }

  .media-board {
    grid-template-rows: repeat(6, 48px);
    min-height: 410px;
  }

  .chip-card strong {
    font-size: 18px;
  }

  .site-footer {
    flex-direction: column;
  }
}