/*
  AI-generated file.
  Generated by Codex(GPT-5.5) in 2026-07-27 17:09.
*/
:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-soft: #eef3f7;
  --ink: #202632;
  --muted: #6e7786;
  --line: rgba(32, 38, 50, 0.1);
  --blue: #6f93ff;
  --mint: #5bc7af;
  --coral: #ee7284;
  --amber: #ffb36f;
  --shadow: 0 22px 70px rgba(53, 69, 92, 0.14);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(91, 199, 175, 0.18), transparent 32rem),
    radial-gradient(circle at top right, rgba(111, 147, 255, 0.14), transparent 30rem),
    var(--bg);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
  margin: 0;
  padding: 18px max(16px, calc((100% - 1120px) / 2));
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(246, 248, 251, 0.72);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(32, 38, 50, 0.06);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-weight: 800;
  letter-spacing: 0;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  box-shadow: 0 8px 22px rgba(111, 147, 255, 0.22);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a {
  padding: 8px 10px;
  border-radius: 999px;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.hero,
.feature-band,
.screenshots,
.reviews,
.final-download {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 440px);
  align-items: center;
  min-height: calc(100vh - 76px);
  gap: clamp(2rem, 6vw, 5rem);
  padding: 28px 0 48px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.92rem;
  font-weight: 800;
}

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

h1 {
  margin-bottom: 10px;
  font-size: clamp(3.6rem, 8vw, 6.8rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.subtitle {
  margin-bottom: 24px;
  color: var(--mint);
  font-size: clamp(1.45rem, 3vw, 2.2rem);
  font-weight: 800;
}

.hero-text {
  max-width: 620px;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.26rem);
  line-height: 1.9;
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.download-button {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  min-width: 150px;
  min-height: 58px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 8px 24px rgba(53, 69, 92, 0.08);
  font-weight: 800;
}

.download-button.primary {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--blue), var(--mint));
}

.download-button small {
  margin-top: 3px;
  color: inherit;
  font-size: 0.76rem;
  font-weight: 600;
  opacity: 0.72;
}

.download-button:hover,
.download-button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(53, 69, 92, 0.14);
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
}

.phone-glow {
  position: absolute;
  width: 74%;
  aspect-ratio: 1;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(111, 147, 255, 0.45), rgba(91, 199, 175, 0.32));
  filter: blur(52px);
}

.hero-visual img {
  position: relative;
  width: auto;
  max-width: min(360px, 88vw);
  height: min(680px, calc(100vh - 132px));
  border-radius: 38px;
  box-shadow: var(--shadow);
}

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

.section-heading h2,
.final-download h2 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.12;
  letter-spacing: 0;
}

.feature-band,
.screenshots,
.reviews,
.final-download {
  padding: 78px 0;
}

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

.feature-grid article,
.review-grid article {
  min-height: 190px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 34px rgba(53, 69, 92, 0.08);
}

.feature-grid span,
.shot-index {
  color: var(--blue);
  font-weight: 900;
}

.feature-grid h3,
.shot-card h3,
.review-grid h3 {
  margin-bottom: 10px;
  font-size: 1.22rem;
}

.feature-grid p,
.shot-card p,
.review-grid p,
.final-download p {
  color: var(--muted);
  line-height: 1.75;
}

.shot-list {
  display: grid;
  gap: 22px;
}

.shot-card {
  display: grid;
  grid-template-columns: minmax(240px, 330px) minmax(0, 1fr);
  align-items: center;
  gap: clamp(1.4rem, 5vw, 4rem);
  padding: clamp(20px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(238, 243, 247, 0.76));
  box-shadow: var(--shadow);
}

.shot-card.reverse {
  grid-template-columns: minmax(0, 1fr) minmax(240px, 330px);
}

.shot-card.reverse img {
  order: 2;
}

.shot-card img {
  width: min(100%, 315px);
  margin: 0 auto;
  border-radius: 34px;
  box-shadow: 0 18px 50px rgba(53, 69, 92, 0.18);
}

.shot-card h3 {
  font-size: clamp(1.8rem, 3.6vw, 3rem);
}

.shot-card p:not(.shot-index) {
  max-width: 520px;
  font-size: 1.08rem;
}

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

.review-grid article {
  min-height: 210px;
}

.review-grid article:nth-child(1),
.review-grid article:nth-child(7) {
  grid-column: span 2;
}

.review-grid h3 {
  margin-bottom: 0;
  color: var(--ink);
}

.final-download {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 32px;
  padding: 42px;
  border-radius: 8px;
  background: #202632;
  color: #fff;
}

.final-download p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.7);
}

.compact {
  margin-top: 0;
}

.compact .download-button {
  min-width: auto;
  min-height: 48px;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}

.compact .download-button:not(.primary):hover,
.compact .download-button:not(.primary):focus-visible {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.2);
}

.site-footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 42px;
  color: var(--muted);
  font-size: 0.92rem;
  text-align: center;
}

.site-footer p {
  margin-bottom: 8px;
  line-height: 1.8;
}

.site-footer a {
  color: var(--blue);
  font-weight: 700;
}

.site-footer .footer-year {
  margin: 0;
  color: inherit;
}

.site-footer span {
  margin: 0 8px;
  color: rgba(110, 119, 134, 0.5);
}

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 54px;
  }

  .hero-copy {
    text-align: center;
  }

  .hero-text {
    margin-right: auto;
    margin-left: auto;
  }

  .download-actions {
    justify-content: center;
  }

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

  .shot-card,
  .shot-card.reverse {
    grid-template-columns: 1fr;
  }

  .shot-card.reverse img {
    order: 0;
  }

  .final-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 {
    justify-content: flex-start;
    font-size: 0.9rem;
  }

  .hero,
  .feature-band,
  .screenshots,
  .reviews,
  .final-download {
    width: min(100% - 22px, 1120px);
  }

  .hero {
    padding-bottom: 42px;
  }

  h1 {
    font-size: 3.45rem;
  }

  .download-button {
    width: 100%;
  }

  .feature-grid,
  .review-grid {
    grid-template-columns: 1fr;
  }

  .review-grid article:nth-child(1),
  .review-grid article:nth-child(7) {
    grid-column: auto;
  }

  .shot-card {
    padding: 18px;
  }

  .shot-card img {
    width: min(100%, 270px);
    border-radius: 28px;
  }

  .final-download {
    padding: 28px 20px;
  }
}