:root {
  --bg: #0d0e0f;
  --panel: #171819;
  --panel-soft: #202224;
  --text: #f3f0e8;
  --muted: #b8b1a5;
  --line: rgba(255, 255, 255, 0.12);
  --orange: #f27a21;
  --amber: #ffad3d;
  --green: #8fb79c;
  --silver: #d9d5ca;
  --shadow: rgba(0, 0, 0, 0.42);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 360px),
    radial-gradient(circle at 20% 0%, rgba(242, 122, 33, 0.16), transparent 320px),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.08;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.5) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.5) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, #000, transparent);
}

a {
  color: inherit;
}

.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(13, 14, 15, 0.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  box-shadow: 0 8px 20px var(--shadow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--muted);
  font-size: 0.95rem;
}

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

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

main {
  position: relative;
  z-index: 1;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
  min-height: calc(100vh - 72px);
  padding: clamp(48px, 8vw, 96px) clamp(20px, 5vw, 72px);
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 900px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 8vw, 7rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  max-width: 760px;
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.05rem;
}

.hero-text {
  max-width: 700px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-actions,
.support-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  background: var(--orange);
  border-color: var(--orange);
  color: #190b02;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.button:hover {
  transform: translateY(-1px);
}

.hero-visual {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 18px;
  padding: 20px;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 10% 0;
  z-index: -1;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.02)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.04) 0 1px, rgba(0, 0, 0, 0.02) 1px 3px);
  border: 1px solid var(--line);
  box-shadow: 0 28px 90px var(--shadow);
}

.app-icon {
  width: min(100%, 360px);
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 28px;
  box-shadow:
    0 30px 80px var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.spec-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.spec-strip span {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.34);
  color: var(--silver);
  font-family: "Courier New", monospace;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.section {
  padding: clamp(56px, 8vw, 92px) clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  gap: 8px;
  margin-bottom: 32px;
}

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

.info-card {
  min-height: 210px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025)),
    var(--panel);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.18);
}

.info-card p,
.support-section p,
.policy-content p,
.policy-content li {
  color: var(--muted);
}

.details-band {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 32px;
  align-items: start;
  background:
    linear-gradient(135deg, rgba(143, 183, 156, 0.13), rgba(242, 122, 33, 0.08)),
    var(--panel);
}

.details-list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.details-list div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

dt {
  color: var(--green);
  font-weight: 800;
}

dd {
  margin: 0;
  color: var(--text);
}

.support-section {
  max-width: 980px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

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

.policy-page .hero {
  min-height: auto;
  grid-template-columns: minmax(0, 1fr);
  padding-bottom: 44px;
}

.policy-content {
  max-width: 920px;
  padding-top: 0;
}

.policy-content h2 {
  margin-top: 44px;
  margin-bottom: 14px;
  font-size: clamp(1.55rem, 3vw, 2.25rem);
}

.policy-content ul {
  padding-left: 20px;
}

.summary-box {
  padding: 22px;
  border: 1px solid rgba(255, 173, 61, 0.35);
  border-radius: var(--radius);
  background: rgba(255, 173, 61, 0.08);
}

@media (max-width: 980px) {
  .hero,
  .details-band {
    grid-template-columns: 1fr;
  }

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

  .hero {
    min-height: auto;
  }
}

@media (max-width: 680px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
    gap: 10px;
    font-size: 0.88rem;
  }

  h1 {
    font-size: clamp(2.7rem, 16vw, 4.4rem);
  }

  .info-grid,
  .details-list div {
    grid-template-columns: 1fr;
  }

  .info-card {
    min-height: 0;
  }

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