:root {
  --bg: #050505;
  --panel: #101010;
  --panel-strong: #171717;
  --text: #f7f2ea;
  --muted: #a8a29a;
  --line: rgba(255, 255, 255, 0.12);
  --orange: #ff7a1a;
  --orange-soft: #ffb15f;
  --shadow: rgba(255, 122, 26, 0.24);
}

* {
  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", Arial, sans-serif;
  line-height: 1.6;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  background: rgba(5, 5, 5, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--orange);
  color: #111;
  font-size: 14px;
  box-shadow: 0 16px 34px var(--shadow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 32px);
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.78fr);
  align-items: center;
  gap: clamp(28px, 6vw, 76px);
  min-height: calc(100vh - 78px);
  padding: clamp(56px, 8vw, 96px) clamp(20px, 5vw, 72px) 36px;
  overflow: hidden;
}

.hero-copy {
  max-width: 650px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--orange-soft);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 22px;
  font-size: clamp(44px, 7vw, 86px);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.25;
}

.hero-text {
  max-width: 570px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 21px);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 8px;
  font-weight: 800;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

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

.button.primary {
  background: var(--orange);
  color: #111;
  box-shadow: 0 18px 34px var(--shadow);
}

.button.secondary {
  border: 1px solid var(--line);
  color: var(--text);
}

.button.secondary:hover {
  border-color: rgba(255, 122, 26, 0.7);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-visual::before {
  position: absolute;
  inset: 10% 0 -8%;
  content: "";
  background: radial-gradient(circle, rgba(255, 122, 26, 0.22), transparent 58%);
  filter: blur(8px);
}

.hero-visual img {
  position: relative;
  width: min(100%, 500px);
  max-height: 76vh;
  object-fit: contain;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.58);
}

.intro,
.features,
.workflow,
.download {
  padding: clamp(54px, 8vw, 96px) clamp(20px, 5vw, 72px);
}

.intro {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #0a0a0a;
}

.intro p {
  max-width: 980px;
  margin: 0;
  font-size: clamp(23px, 3vw, 40px);
  line-height: 1.18;
  font-weight: 800;
}

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

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  min-height: 250px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
}

.feature-icon {
  display: inline-flex;
  margin-bottom: 54px;
  color: var(--orange);
  font-size: 14px;
  font-weight: 800;
}

.feature-card p,
.download p,
.step p {
  color: var(--muted);
}

.workflow {
  background: #080808;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.step {
  min-height: 178px;
  padding: 28px;
  background: var(--panel);
}

.step span {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 28px;
  border-radius: 50%;
  background: rgba(255, 122, 26, 0.12);
  color: var(--orange);
  font-weight: 800;
}

.download {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, #101010, #050505 60%, rgba(255, 122, 26, 0.13));
}

.download div {
  max-width: 760px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 24px clamp(20px, 5vw, 72px);
  color: var(--muted);
  font-size: 14px;
}

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

@media (max-width: 900px) {
  .hero,
  .feature-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-copy {
    max-width: none;
  }

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

@media (max-width: 640px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
  }

  .hero {
    padding-top: 42px;
  }

  .button {
    width: 100%;
  }

  .feature-card {
    min-height: auto;
  }

  .feature-icon {
    margin-bottom: 34px;
  }

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