:root {
  --ink: #17151f;
  --muted: #625f6d;
  --line: #dfdce8;
  --paper: #fffdf8;
  --soft: #f5f1e8;
  --brand: #6547ef;
  --brand-dark: #372291;
  --teal: #0b8f83;
  --amber: #e7a930;
  --rose: #d94841;
  --blue: #2c6bed;
  --white: #ffffff;
  --shadow: 0 22px 60px rgba(28, 21, 53, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
}

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: 16px clamp(18px, 4vw, 56px);
  background: rgba(255, 253, 248, 0.92);
  border-bottom: 1px solid rgba(223, 220, 232, 0.82);
  backdrop-filter: blur(14px);
}

.brand,
.mock-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.brand img,
.mock-brand img {
  width: 32px;
  height: 32px;
}

.nav-links {
  display: flex;
  gap: 24px;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

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

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--brand);
}

.header-download {
  padding: 10px 14px;
  color: var(--white);
  background: var(--ink);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 800;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  gap: clamp(32px, 5vw, 76px);
  align-items: center;
  min-height: min(760px, calc(100vh - 74px));
  padding: clamp(44px, 7vw, 86px) clamp(18px, 5vw, 72px) clamp(42px, 6vw, 76px);
  overflow: hidden;
}

.hero-copy {
  max-width: 660px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-size: 0.77rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(4rem, 8vw, 6.8rem);
  line-height: 0.9;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4.8vw, 4.6rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
  line-height: 1.2;
}

.hero-lede {
  max-width: 610px;
  color: #383344;
  font-size: clamp(1.12rem, 2vw, 1.38rem);
}

.hero-actions,
.final-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 900;
  text-decoration: none;
}

.button.primary {
  color: var(--white);
  background: var(--brand);
  box-shadow: 0 12px 30px rgba(101, 71, 239, 0.28);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: var(--brand-dark);
}

.button.secondary {
  color: var(--ink);
  background: var(--white);
  border-color: var(--line);
}

.release-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 520px;
  margin: 30px 0 0;
}

.release-meta div {
  padding: 14px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.release-meta dt {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.release-meta dd {
  margin: 4px 0 0;
  font-weight: 900;
}

.product-shot {
  min-width: 0;
}

.browser-frame {
  width: min(820px, 100%);
  margin-left: auto;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.frame-top {
  display: flex;
  gap: 8px;
  padding: 14px 16px;
  background: #efedf5;
  border-bottom: 1px solid var(--line);
}

.frame-top span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--rose);
}

.frame-top span:nth-child(2) {
  background: var(--amber);
}

.frame-top span:nth-child(3) {
  background: var(--teal);
}

.extension-shell {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  min-height: 440px;
}

.mock-sidebar {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 18px;
  color: #dcd7ff;
  background: #211842;
}

.mock-sidebar .mock-brand {
  color: var(--white);
}

.mock-sidebar span {
  padding: 10px 12px;
  border-radius: 8px;
  font-weight: 800;
}

.mock-sidebar .active {
  color: var(--white);
  background: rgba(255, 255, 255, 0.13);
}

.mock-main {
  padding: 30px;
  background: #fbfaf7;
}

.mock-main h2 {
  max-width: 420px;
  font-size: 2.45rem;
}

.callout {
  display: grid;
  gap: 5px;
  margin: 22px 0;
  padding: 16px;
  background: #f0ecff;
  border-left: 5px solid var(--brand);
  border-radius: 8px;
}

.callout span,
.rule-row small,
.feature-card p,
.install-copy p,
.install-steps p,
.privacy-points,
.trust-list span,
.intro-grid p {
  color: var(--muted);
}

.rule-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  margin-top: 12px;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.site-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--white);
  background: var(--brand);
  border-radius: 8px;
  font-weight: 900;
}

.site-mark.alt {
  background: var(--blue);
}

.section {
  padding: clamp(54px, 8vw, 104px) clamp(18px, 5vw, 72px);
}

.section-inner {
  width: min(1160px, 100%);
  margin: 0 auto;
}

.intro-band,
.install-section {
  background: var(--soft);
}

.intro-grid,
.trust-grid,
.privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
}

.intro-grid h2,
.trust-grid h2,
.privacy-layout h2,
.install-copy h2 {
  font-size: clamp(2rem, 4vw, 3.55rem);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.feature-icon {
  display: block;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 8px;
  background: var(--brand);
  box-shadow: inset 0 -12px 0 rgba(0, 0, 0, 0.12);
}

.feature-icon.budget {
  background: var(--teal);
}

.feature-icon.youtube {
  background: var(--rose);
}

.feature-icon.review {
  background: var(--amber);
}

.install-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}

.install-copy {
  position: sticky;
  top: 104px;
}

.install-steps {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.install-steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.install-steps li > span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: var(--white);
  background: var(--ink);
  border-radius: 8px;
  font-weight: 900;
}

.trust-list {
  display: grid;
  gap: 12px;
}

.trust-list div {
  display: grid;
  gap: 4px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.privacy-section {
  background: #211842;
  color: var(--white);
}

.privacy-section .eyebrow {
  color: #79d9cb;
}

.privacy-points p {
  color: #e1dcf3;
}

.final-cta {
  justify-content: space-between;
  gap: 24px;
  margin: 0 clamp(18px, 5vw, 72px) clamp(42px, 6vw, 80px);
  padding: clamp(28px, 5vw, 46px);
  color: var(--white);
  background: var(--ink);
  border-radius: 8px;
}

.final-cta h2 {
  max-width: 820px;
  margin-bottom: 0;
  font-size: clamp(2rem, 4.6vw, 4rem);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 24px clamp(18px, 5vw, 72px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 1040px) {
  .hero,
  .intro-grid,
  .trust-grid,
  .privacy-layout,
  .install-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
  }

  .browser-frame {
    margin: 0;
  }

  .install-copy {
    position: static;
  }

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

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .nav-links {
    order: 3;
    width: 100%;
    justify-content: space-between;
    gap: 10px;
  }

  .header-download {
    padding: 9px 12px;
  }

  h1 {
    font-size: clamp(3rem, 13vw, 4.25rem);
  }

  .release-meta,
  .feature-grid,
  .extension-shell {
    grid-template-columns: 1fr;
  }

  .mock-sidebar {
    min-height: auto;
  }

  .mock-main {
    padding: 22px;
  }

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

  .rule-row b {
    grid-column: 2;
  }

  .install-steps li {
    grid-template-columns: 1fr;
  }

  .final-cta {
    margin-inline: 18px;
  }
}

@media (max-width: 420px) {
  .button,
  .hero-actions,
  .final-cta .button {
    width: 100%;
  }

  .button {
    min-height: 46px;
  }
}