:root {
  color-scheme: dark;
  --bg-top: #101216;
  --bg-bottom: #090a0d;
  --line: #20242b;
  --line-strong: #313743;
  --text: #f3f4f6;
  --muted: #a8acb5;
  --muted-soft: #8d9199;
  --accent: #ffffff;
  --accent-text: #0c0d10;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  scroll-behavior: smooth;
  font-family: "Avenir Next", "SF Pro Display", "Inter", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(780px 420px at 50% -230px, rgba(255, 255, 255, 0.06), transparent 72%),
    linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
}

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

.container {
  width: min(1120px, calc(100% - 44px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(9, 10, 12, 0.8);
  backdrop-filter: blur(10px);
}

.header-row {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.brand span {
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.header-cta {
  height: 34px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.03);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  transition: border-color 140ms ease, background-color 140ms ease;
}

.header-cta:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.landing-main {
  padding: 42px 0 56px;
  display: grid;
  gap: 34px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 520ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-copy,
.shot-copy {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-eyebrow {
  margin: 0;
  color: var(--muted-soft);
  font-size: 12px;
  font-weight: 620;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-copy h1 {
  margin: 12px 0 0;
  font-size: clamp(34px, 6.2vw, 66px);
  line-height: 0.96;
  letter-spacing: -0.032em;
}

.hero-copy > p {
  margin: 14px auto 0;
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(15px, 1.75vw, 19px);
  line-height: 1.44;
}

.hero-actions {
  margin-top: 18px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.hero-button {
  min-height: 42px;
  padding: 0 16px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 150ms ease, opacity 150ms ease;
}

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

.hero-button-primary {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-text);
}

.hero-button-ghost {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text);
}

.trust-row {
  width: min(900px, 100%);
  margin: -6px auto 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.trust-row p {
  margin: 0;
  color: #d8dce4;
  font-size: 12px;
  font-weight: 560;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-align: center;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.shot-copy h2 {
  margin: 0;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.shot-copy p {
  margin: 10px auto 0;
  max-width: 760px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
}

.media-block {
  margin: 0;
}

.media-block img {
  width: 100%;
  display: block;
  border-radius: 0;
  border: 0;
}

.photo-divider {
  height: 1px;
  width: min(920px, 100%);
  margin: -6px auto 0;
  background: linear-gradient(90deg, transparent 0%, var(--line-strong) 18%, var(--line-strong) 82%, transparent 100%);
}

.section-divider {
  height: 1px;
  background: var(--line);
}

.download-section {
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
}

.download-section h3 {
  margin: 0;
  font-size: clamp(26px, 3.4vw, 34px);
  letter-spacing: -0.02em;
}

.download-detected {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.download-button {
  margin-top: 14px;
  min-height: 44px;
  min-width: 250px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-text);
  font-size: 14px;
  font-weight: 680;
  letter-spacing: 0.01em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: opacity 150ms ease, transform 150ms ease;
}

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

.download-button[aria-disabled="true"] {
  opacity: 0.64;
  pointer-events: none;
}

.download-note {
  margin: 10px 0 0;
  color: var(--muted-soft);
  font-size: 13px;
}

.manual-links {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.manual-link {
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  padding: 6px 2px 8px;
  font-size: 13px;
  font-weight: 620;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  display: grid;
  gap: 4px;
  align-items: center;
  min-width: 210px;
  transition: border-color 120ms ease, color 120ms ease;
}

.manual-link:hover {
  border-color: var(--line-strong);
  color: #ffffff;
}

.manual-link span {
  color: var(--muted-soft);
  font-size: 11px;
  font-weight: 520;
  letter-spacing: 0;
  text-transform: none;
  word-break: break-word;
}

.manual-link[aria-disabled="true"] {
  opacity: 0.62;
  pointer-events: none;
}

.download-disclaimer {
  margin: 16px 0 0;
  color: var(--muted-soft);
  font-size: 12px;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted-soft);
  font-size: 12px;
  margin-bottom: 18px;
  padding-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

@media (max-width: 920px) {
  .container {
    width: calc(100% - 28px);
  }

  .landing-main {
    gap: 26px;
    padding-top: 30px;
  }

  .trust-row {
    grid-template-columns: 1fr;
  }

  .manual-links {
    width: 100%;
  }

  .manual-link {
    min-width: min(320px, 100%);
  }
}

@media (max-width: 680px) {
  .site-header {
    position: relative;
  }

  .header-row {
    min-height: 60px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .download-button,
  .hero-button {
    transition: none;
  }
}