:root {
  --bg: #080d10;
  --bg-soft: #11181d;
  --panel: #152029;
  --panel-strong: #1b2a33;
  --steel: #d9e4ec;
  --muted: #9aaab4;
  --forge: #ff7a1a;
  --ember: #ffb23f;
  --axis: #45d8ff;
  --line: rgba(217, 228, 236, 0.16);
  --glow: 0 24px 80px rgba(255, 122, 26, 0.18);
  --max: 1160px;
  --radius: 8px;
}

* {
  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(--steel);
  background:
    linear-gradient(135deg, rgba(69, 216, 255, 0.12), transparent 34rem),
    linear-gradient(215deg, rgba(255, 122, 26, 0.16), transparent 32rem),
    var(--bg);
  line-height: 1.6;
}

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

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

.container {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(8, 13, 16, 0.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand img {
  width: 54px;
  height: 54px;
}

.brand-title {
  display: block;
  font-size: 1.1rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-subtitle {
  display: block;
  color: var(--axis);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 750;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 900;
  letter-spacing: 0.01em;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #120804;
  background: linear-gradient(135deg, var(--forge), var(--ember));
  box-shadow: var(--glow);
}

.button-secondary {
  color: var(--steel);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line);
}

.hero {
  padding: 86px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  align-items: center;
  gap: 52px;
}

.eyebrow,
.section-kicker {
  color: var(--ember);
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding: 8px 13px;
  border: 1px solid rgba(255, 178, 63, 0.24);
  border-radius: 999px;
  background: rgba(255, 122, 26, 0.08);
}

.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--axis);
  box-shadow: 0 0 18px rgba(69, 216, 255, 0.8);
}

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

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(3rem, 7vw, 6.9rem);
  line-height: 0.9;
  letter-spacing: 0;
  text-transform: uppercase;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.98;
  letter-spacing: 0;
  text-transform: uppercase;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.12rem;
  line-height: 1.2;
}

.gradient-text {
  background: linear-gradient(135deg, #fff7ea, var(--ember), var(--axis));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.hero-copy,
.section-copy,
.card p,
.footer p {
  color: var(--muted);
}

.hero-copy {
  max-width: 720px;
  margin-bottom: 28px;
  font-size: clamp(1.06rem, 2vw, 1.25rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.forge-card {
  position: relative;
  min-height: 430px;
  padding: 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 122, 26, 0.14), transparent 45%),
    linear-gradient(315deg, rgba(69, 216, 255, 0.16), transparent 52%),
    var(--panel);
  box-shadow: var(--glow);
}

.printer-visual {
  position: absolute;
  inset: 42px 34px 122px;
  border: 2px solid rgba(217, 228, 236, 0.22);
  border-radius: var(--radius);
}

.printer-visual::before,
.printer-visual::after {
  content: "";
  position: absolute;
  background: linear-gradient(135deg, var(--axis), var(--forge));
}

.printer-visual::before {
  left: 13%;
  right: 13%;
  top: 28%;
  height: 10px;
}

.printer-visual::after {
  left: 48%;
  top: 28%;
  bottom: 16%;
  width: 10px;
}

.print-bed {
  position: absolute;
  left: 16%;
  right: 16%;
  bottom: 82px;
  height: 18px;
  border-radius: 999px;
  background: #263843;
}

.part-stack {
  position: absolute;
  left: 31%;
  right: 31%;
  bottom: 100px;
  display: grid;
  gap: 7px;
}

.part-stack span {
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--forge), var(--ember));
  box-shadow: 0 0 24px rgba(255, 122, 26, 0.36);
}

.axis-map {
  position: absolute;
  right: 26px;
  bottom: 24px;
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.axis-map span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.axis-map i {
  width: 32px;
  height: 3px;
  border-radius: 999px;
  background: var(--axis);
}

section {
  padding: 74px 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.grid-3,
.grid-4,
.pricing-grid {
  display: grid;
  gap: 18px;
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.pricing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.quote-panel,
.estimator,
.result-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(21, 32, 41, 0.78);
}

.card {
  padding: 22px;
}

.card strong {
  color: var(--ember);
}

.stat {
  color: var(--axis);
  font-size: 2rem;
  line-height: 1;
  font-weight: 950;
}

.process-step {
  display: grid;
  gap: 14px;
}

.step-number {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #100704;
  background: var(--ember);
  font-weight: 950;
}

.pricing-card {
  padding: 24px;
}

.price {
  margin: 16px 0;
  color: #fff7ea;
  font-size: 2.35rem;
  font-weight: 950;
}

.price small {
  color: var(--muted);
  font-size: 0.95rem;
}

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

li + li {
  margin-top: 7px;
}

.quote-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 28px;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(255, 122, 26, 0.12), transparent 48%),
    rgba(21, 32, 41, 0.82);
}

form {
  display: grid;
  gap: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--steel);
  font-size: 0.88rem;
  font-weight: 850;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--steel);
  background: rgba(8, 13, 16, 0.72);
  font: inherit;
}

textarea {
  min-height: 128px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(69, 216, 255, 0.42);
  outline-offset: 2px;
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.estimator-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  gap: 22px;
  align-items: start;
}

.estimator,
.result-panel {
  padding: 24px;
}

.option-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  color: var(--muted);
  font-weight: 750;
}

.option-row input {
  width: 18px;
  min-height: 18px;
}

.estimate-price {
  color: #fff7ea;
  font-size: clamp(3rem, 7vw, 5rem);
  line-height: 1;
  font-weight: 950;
}

.breakdown {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.breakdown div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.breakdown strong {
  color: var(--steel);
}

.site-footer {
  padding: 34px 0;
  border-top: 1px solid var(--line);
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-links {
  display: flex;
  gap: 18px;
  color: var(--muted);
  font-weight: 750;
}

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

  .grid-3,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    width: 100%;
    flex-wrap: wrap;
    gap: 14px;
  }
}

@media (max-width: 620px) {
  .brand img {
    width: 46px;
    height: 46px;
  }

  .brand-title {
    font-size: 0.98rem;
  }

  .brand-subtitle {
    font-size: 0.66rem;
  }

  .nav-links .button {
    width: 100%;
  }

  .hero {
    padding-top: 54px;
  }

  .forge-card {
    min-height: 340px;
  }

  .form-grid,
  .grid-4 {
    grid-template-columns: 1fr;
  }

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