[hidden] {
  display: none !important;
}

:root {
  --primary: #dc2626;
  --secondary: #991b1b;
  --accent: #22c55e;
  --background: #000000;
  --text: #ffffff;
  --muted: #a1a1aa;
  --panel: #101010;
}

* {
  box-sizing: border-box;
}

html {
  background: #000;
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--background);
  color: var(--text);
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  border: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
}

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

.announce {
  position: fixed;
  inset: 0 0 auto;
  z-index: 80;
  padding: 10px 16px;
  background: #7f1d1d;
  color: #fff;
  text-align: center;
  font-size: 14px;
  font-weight: 800;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 88px 20px 56px;
  text-align: center;
  background-image: linear-gradient(rgba(0, 0, 0, 0.78), rgba(0, 0, 0, 0.52)), var(--hero-mobile);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.hero-inner {
  width: min(720px, 100%);
}

.badge {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  margin-bottom: 20px;
  padding: 8px 18px;
  border: 1px solid var(--primary);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.72);
  font-size: 14px;
  font-weight: 800;
}

.badge::before {
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--primary);
  content: "";
}

.brand-title {
  margin: 0;
  color: var(--primary);
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 72px;
  line-height: 0.92;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-subtitle {
  margin: 8px 0 18px;
  font-size: 36px;
  line-height: 1.1;
  font-weight: 900;
}

.hero-lead {
  max-width: 620px;
  margin: 0 auto 32px;
  color: #fecaca;
  font-size: 22px;
  line-height: 1.45;
  font-weight: 700;
}

.download-stack {
  display: grid;
  gap: 14px;
  justify-items: center;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-width: min(360px, 100%);
  min-height: 72px;
  padding: 18px 34px;
  border-radius: 8px;
  background: linear-gradient(135deg, #c00, #f00);
  box-shadow: 0 0 25px rgba(220, 0, 0, 0.72), 0 18px 34px rgba(0, 0, 0, 0.45);
  color: #fff;
  font-size: 26px;
  font-weight: 950;
  transition: transform 160ms ease, filter 160ms ease;
}

.btn-download:active {
  transform: scale(0.97);
}

.btn-download[disabled] {
  cursor: default;
  filter: grayscale(0.35) brightness(0.85);
}

.android-mark,
.icon-download {
  position: relative;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
}

.android-mark::before {
  position: absolute;
  inset: 5px 3px 3px;
  border-radius: 6px 6px 4px 4px;
  background: currentColor;
  content: "";
}

.android-mark::after {
  position: absolute;
  left: 7px;
  top: 0;
  width: 14px;
  height: 8px;
  border: 3px solid currentColor;
  border-bottom: 0;
  border-radius: 12px 12px 0 0;
  content: "";
}

.icon-download::before {
  position: absolute;
  left: 12px;
  top: 3px;
  width: 4px;
  height: 15px;
  border-radius: 2px;
  background: currentColor;
  content: "";
}

.icon-download::after {
  position: absolute;
  left: 5px;
  top: 12px;
  width: 18px;
  height: 18px;
  border-right: 4px solid currentColor;
  border-bottom: 4px solid currentColor;
  transform: rotate(45deg);
  content: "";
}

.secondary-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  width: min(440px, 100%);
}

.btn-line {
  min-height: 46px;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.58);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
}

.highlights {
  display: grid;
  gap: 10px;
  margin-top: 30px;
  font-size: 16px;
  line-height: 1.4;
  font-weight: 800;
}

.highlights div:nth-child(1) {
  color: #facc15;
}

.highlights div:nth-child(2) {
  color: #4ade80;
}

.highlights div:nth-child(3),
.social-proof {
  color: #34d399;
  font-size: 18px;
}

.social-proof {
  margin-top: 12px;
  font-weight: 900;
}

.section {
  padding: 52px 20px;
}

.section-features {
  background: linear-gradient(180deg, #000, #18181b);
}

.section-teaser {
  background: #000;
}

.section-title {
  margin: 0 auto 34px;
  color: #ef4444;
  text-align: center;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 40px;
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: 0;
}

.section-title.compact {
  font-family: inherit;
  font-size: 30px;
}

.feature-list {
  display: grid;
  gap: 46px;
  width: min(440px, 100%);
  margin: 0 auto;
}

.feature-item {
  text-align: center;
}

.thumb {
  position: relative;
  width: min(320px, 100%);
  margin: 0 auto 14px;
  overflow: hidden;
  border-radius: 8px;
  aspect-ratio: 16 / 9;
  background: #111;
  box-shadow: 0 4px 15px rgba(200, 0, 0, 0.5);
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 220ms ease;
}

.thumb:hover img {
  transform: scale(1.06);
}

.feature-item h3 {
  margin: 0 0 8px;
  font-size: 24px;
  line-height: 1.25;
  font-weight: 900;
}

.feature-item p {
  margin: 0;
  color: #d4d4d8;
  line-height: 1.55;
}

.teaser-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  width: min(680px, 100%);
  margin: 0 auto;
}

.teaser-item p {
  min-height: 40px;
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.35;
  font-weight: 700;
}

.final-cta {
  padding: 64px 20px;
  background: linear-gradient(0deg, #450a0a, #000);
  text-align: center;
}

.final-cta h2 {
  margin: 0 0 18px;
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-size: 48px;
  line-height: 1.05;
  font-weight: 900;
  letter-spacing: 0;
}

.final-cta p {
  margin: 0 0 30px;
  font-size: 20px;
  font-weight: 700;
}

.btn-download.final {
  min-width: min(420px, 100%);
}

.security {
  margin-top: 22px !important;
  color: #a1a1aa;
  font-size: 14px !important;
}

.footer {
  padding: 28px 20px;
  border-top: 1px solid #27272a;
  background: #000;
  color: #71717a;
  text-align: center;
  font-size: 12px;
}

.footer p {
  margin: 6px 0;
}

.float-download {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 60;
  display: none;
  align-items: center;
  justify-content: center;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: 0 18px 36px rgba(127, 29, 29, 0.7);
}

.contact-btn {
  position: fixed;
  right: 18px;
  bottom: 96px;
  z-index: 58;
  max-width: min(180px, calc(100vw - 36px));
  padding: 11px 14px;
  border-radius: 8px;
  background: #111827;
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.45);
}

.state-mask,
.guide {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 22px;
  background: rgba(0, 0, 0, 0.88);
}

.state-panel,
.guide-panel {
  width: min(460px, 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: #111;
  padding: 28px;
  text-align: center;
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.52);
}

.state-panel h1,
.guide-panel h2 {
  margin: 0 0 12px;
  font-size: 28px;
  line-height: 1.2;
}

.state-panel p,
.guide-panel p {
  margin: 0;
  color: #d4d4d8;
  line-height: 1.65;
}

.guide-panel {
  position: relative;
  text-align: left;
}

.guide-close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: #27272a;
  color: #fff;
  font-size: 24px;
}

.guide-hint {
  margin-top: 12px !important;
  color: #fca5a5 !important;
}

@media (min-width: 768px) {
  .hero {
    background-image: linear-gradient(rgba(0, 0, 0, 0.78), rgba(0, 0, 0, 0.52)), var(--hero-desktop);
    background-attachment: fixed;
  }

  .brand-title {
    font-size: 96px;
  }

  .brand-subtitle {
    font-size: 48px;
  }

  .hero-lead {
    font-size: 24px;
  }

  .btn-download {
    font-size: 30px;
  }
}

@media (max-width: 767px) {
  .float-download {
    display: flex;
  }

  .brand-title {
    font-size: 60px;
  }

  .brand-subtitle {
    font-size: 32px;
  }

  .btn-download {
    width: 100%;
    min-width: 0;
    font-size: 23px;
  }
}

@media (max-width: 420px) {
  .secondary-actions,
  .teaser-grid {
    grid-template-columns: 1fr;
  }

  .brand-title {
    font-size: 52px;
  }

  .section-title {
    font-size: 34px;
  }
}