:root {
  color-scheme: dark;
  --bg: #050505;
  --panel: #101010;
  --panel-strong: #171717;
  --text: #f3f0eb;
  --muted: #b0aaa1;
  --line: rgba(255, 255, 255, 0.14);
  --line-hot: rgba(255, 122, 0, 0.58);
  --orange: #ff7a00;
  --orange-soft: #ff9c2a;
  --metal: #c9c4b9;
  --max: 1180px;
}

* {
  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;
  line-height: 1.5;
  background:
    radial-gradient(circle at 75% 8%, rgba(255, 122, 0, 0.17), transparent 28rem),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    var(--bg);
  background-size: auto, 72px 72px, 72px 72px, auto;
  color: var(--text);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background:
    linear-gradient(115deg, transparent 0 22%, rgba(255, 122, 0, 0.06) 22% 22.2%, transparent 22.2% 100%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.025) 0 1px, transparent 1px 5px);
  mask-image: linear-gradient(to bottom, black, transparent 82%);
  pointer-events: none;
}

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

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

.section-shell {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
  padding: 18px 0;
  backdrop-filter: blur(16px);
}

.brand-mark {
  display: flex;
  align-items: center;
  width: clamp(260px, 34vw, 440px);
  min-height: 92px;
}

.brand-mark img {
  width: 100%;
  height: 92px;
  object-fit: contain;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.header-nav a {
  padding: 9px 12px;
  border: 1px solid transparent;
}

.header-nav a:hover,
.header-nav a:focus-visible {
  border-color: var(--line-hot);
  color: var(--text);
  outline: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(340px, 1.02fr);
  align-items: center;
  gap: clamp(24px, 4vw, 56px);
  min-height: calc(100svh - 82px);
  padding: clamp(42px, 7vw, 88px) 0 72px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--orange-soft);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.02;
  letter-spacing: 0;
}

h1 {
  max-width: 840px;
  font-size: clamp(3.45rem, 6.4vw, 5.9rem);
  text-transform: uppercase;
}

h1 span {
  display: block;
  white-space: nowrap;
}

h2 {
  font-size: clamp(2rem, 4.2vw, 4.1rem);
}

h3 {
  font-size: 1.03rem;
  text-transform: uppercase;
}

.tagline {
  margin: 16px 0 0;
  color: var(--orange);
  font-size: clamp(1.05rem, 2.5vw, 1.45rem);
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-text {
  max-width: 650px;
  margin: 28px 0 0;
  color: var(--text);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

.hero-support,
.preview-copy p,
.signup p,
.site-footer p {
  color: var(--muted);
}

.hero-support {
  max-width: 610px;
  margin: 18px 0 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button-primary,
.button-secondary,
.signup-form button {
  min-height: 48px;
  padding: 14px 18px;
  border: 1px solid var(--line-hot);
  font: inherit;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.button-primary,
.signup-form button {
  background: linear-gradient(180deg, #ff9d21, #f06d00);
  color: #120904;
  box-shadow: 0 0 32px rgba(255, 122, 0, 0.25);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.button-primary:hover,
.button-primary:focus-visible,
.button-secondary:hover,
.button-secondary:focus-visible,
.signup-form button:hover,
.signup-form button:focus-visible {
  transform: translateY(-1px);
  outline: 2px solid rgba(255, 156, 42, 0.25);
  outline-offset: 3px;
}

.hero-visual {
  position: relative;
}

.hero-visual::before,
.preview-image::before {
  position: absolute;
  inset: 9% 4%;
  z-index: -1;
  content: "";
  border: 1px solid rgba(255, 122, 0, 0.26);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.07), transparent 28%),
    rgba(13, 13, 13, 0.72);
  box-shadow: 0 0 55px rgba(255, 122, 0, 0.12);
  transform: skewX(-5deg);
}

.hero-visual img {
  filter: drop-shadow(0 26px 55px rgba(0, 0, 0, 0.7));
}

.product-preview {
  border-block: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(255, 122, 0, 0.08), transparent 28%),
    rgba(255, 255, 255, 0.025);
}

.preview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  align-items: center;
  gap: clamp(28px, 5vw, 64px);
  padding: clamp(58px, 8vw, 110px) 0;
}

.preview-image {
  position: relative;
}

.preview-image img {
  filter: drop-shadow(0 24px 44px rgba(0, 0, 0, 0.65));
}

.preview-copy p {
  margin: 20px 0 0;
  font-size: 1.06rem;
}

.spec-list {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.spec-list li {
  display: flex;
  gap: 12px;
  align-items: center;
  min-height: 40px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-weight: 700;
}

.spec-list li::before {
  display: block;
  width: 8px;
  height: 8px;
  content: "";
  border: 1px solid var(--orange);
  transform: rotate(45deg);
}

.product-note {
  margin-top: 24px;
  padding: 14px 16px;
  border-left: 2px solid var(--orange);
  background: rgba(255, 122, 0, 0.08);
  color: var(--metal);
  font-size: 0.92rem;
}

.features {
  padding: clamp(64px, 8vw, 112px) 0;
}

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

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

.feature-card {
  min-height: 220px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), transparent 42%),
    linear-gradient(180deg, var(--panel-strong), #0b0b0b);
}

.feature-card:hover {
  border-color: var(--line-hot);
}

.feature-index {
  display: block;
  margin-bottom: 48px;
  color: var(--orange);
  font-size: 0.82rem;
  font-weight: 900;
}

.feature-card p {
  margin: 14px 0 0;
  color: var(--muted);
}

.signup {
  border-block: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(255, 122, 0, 0.16), transparent 36%),
    linear-gradient(180deg, #121212, #070707);
}

.signup-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 1.1fr);
  align-items: center;
  gap: clamp(24px, 6vw, 80px);
  padding: clamp(56px, 7vw, 92px) 0;
}

.signup-form {
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line-hot);
  border-radius: 8px;
  background: rgba(5, 5, 5, 0.64);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.signup-form label {
  display: block;
  margin-bottom: 10px;
  color: var(--metal);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.form-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.signup-form input {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #050505;
  color: var(--text);
  font: inherit;
  padding: 0 14px;
}

.signup-form input:focus {
  border-color: var(--orange);
  outline: 2px solid rgba(255, 122, 0, 0.2);
  outline-offset: 2px;
}

.form-message {
  min-height: 24px;
  margin: 14px 0 0;
  color: var(--orange-soft);
  font-size: 0.92rem;
}

.site-footer {
  padding: 28px 0;
  color: var(--muted);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 24px;
  align-items: center;
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

.site-footer strong {
  color: var(--text);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-footer p,
address {
  margin: 4px 0 0;
  font-style: normal;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--orange-soft);
  outline: none;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: flex-end;
  font-size: 0.9rem;
}

@media (max-width: 960px) {
  .hero,
  .preview-grid,
  .signup-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    order: -1;
  }

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

@media (max-width: 680px) {
  .section-shell,
  .site-header,
  .footer-inner {
    width: min(100% - 28px, var(--max));
  }

  .site-header {
    position: static;
    align-items: flex-start;
  }

  .header-nav {
    display: none;
  }

  .brand-mark {
    width: min(76vw, 340px);
  }

  .hero {
    padding-top: 26px;
  }

  h1 {
    font-size: clamp(2.55rem, 12vw, 4.1rem);
  }

  h1 span {
    white-space: normal;
  }

  .hero-actions,
  .form-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .button-primary,
  .button-secondary,
  .signup-form button {
    width: 100%;
    text-align: center;
  }

  .feature-grid,
  .footer-inner {
    grid-template-columns: 1fr;
  }

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

  .feature-index {
    margin-bottom: 30px;
  }

  .social-links {
    justify-content: flex-start;
  }
}