:root {
  color-scheme: light;
  --bg: #faf9f6;
  --surface: #ffffff;
  --surface-warm: #fff7ea;
  --ink: #301622;
  --muted: #6d625c;
  --line: #eee7e2;
  --accent: #854436;
  --accent-dark: #7d3f31;
  --accent-soft: #9a7063;
  --title-accent: rgb(113, 63, 49);
  --shadow: 0 28px 70px rgba(80, 54, 35, 0.16);
  font-family: "Open Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
}

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

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

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

.section-shell {
  width: min(1300px, calc(100% - 72px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1366px, calc(100% - 72px));
  min-height: 100px;
  margin: 0 auto;
  padding: 22px 0;
  border-bottom: 1px solid rgba(48, 22, 34, 0.08);
  background: rgba(250, 249, 246, 0.9);
  backdrop-filter: blur(18px);
}

.brand,
.site-nav,
.download-actions,
.download-button,
.footer-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 16px;
  font-size: 26px;
  font-weight: 800;
}

.brand img {
  width: 43px;
  height: 43px;
  border-radius: 10px;
}

.site-nav {
  gap: 42px;
  color: #5f5b58;
  font-size: 16px;
}

.site-nav a:hover,
.footer-links a:hover {
  color: var(--ink);
}

.nav-cta,
.download-button {
  border-radius: 999px;
}

.nav-cta {
  padding: 13px 28px;
  background: var(--accent);
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
}

.hero {
  display: grid;
  grid-template-columns: minmax(620px, 0.94fr) minmax(380px, 0.74fr);
  gap: 80px;
  align-items: center;
  height: calc(100vh - 100px);
  max-height: 800px;
  min-height: 800px;
  padding: 38px 0 92px;
}

.hero-copy,
.hero-visual {
  transform: translateY(-58px);
}

h1 {
  max-width: 760px;
  margin-bottom: 28px;
  overflow-wrap: anywhere;
  font-size: clamp(58px, 6vw, 84px);
  line-height: 1.06;
  letter-spacing: 0;
}

.title-line {
  display: block;
}

.title-accent {
  display: inline;
  color: var(--title-accent);
}

.title-char {
  display: inline-block;
}

.hero-lede,
.feature-intro p,
.final-cta p {
  max-width: 620px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.75;
}

.download-actions {
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
}

.download-button {
  gap: 13px;
  min-width: 183px;
  min-height: 58px;
  padding: 7px 19px 7px 12px;
  background: #000000;
  color: #ffffff;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0;
  white-space: nowrap;
}

.download-button img {
  width: 39px;
  height: 39px;
  border-radius: 11px;
}

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

.hero-visual img {
  width: min(385px, 100%);
  filter: drop-shadow(0 26px 36px rgba(67, 43, 31, 0.2));
}

.thought-ribbon {
  display: grid;
  place-items: center;
  min-height: 128px;
  padding: 28px 20px;
  background: var(--accent-dark);
  color: #ffffff;
  text-align: center;
}

.thought-ribbon h2 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.2;
  font-weight: 800;
}

.thought-ribbon p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.feature-intro {
  display: grid;
  justify-items: center;
  padding: 76px 0 48px;
  text-align: center;
}

.feature-intro h2,
.steps h2 {
  margin: 0 0 14px;
  font-size: 42px;
  line-height: 1.15;
  font-weight: 800;
}

.feature-intro p {
  margin: 0;
  color: #7b7470;
  font-size: 17px;
  line-height: 1.6;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 64px;
  align-items: start;
  width: min(1120px, calc(100% - 72px));
  padding: 0 0 88px;
}

.feature-card {
  display: block;
  padding: 0;
  background: transparent;
}

.feature-card-copy {
  display: none;
}

.feature-card img {
  width: 100%;
  max-width: none;
  margin: 0;
  border-radius: 30px;
  filter: drop-shadow(0 18px 34px rgba(69, 44, 24, 0.12));
}

.steps {
  padding: 78px 0 82px;
  background: #fbf2e6;
  text-align: center;
}

.steps h2 {
  margin-bottom: 12px;
}

.section-subtitle {
  margin: 0 auto 62px;
  color: #7b7470;
  font-size: 17px;
}

.step-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 100px;
  width: min(760px, 100%);
  margin: 0 auto;
}

.step-card {
  padding: 0;
  background: transparent;
  text-align: center;
}

.step-card span {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin: 0 auto 30px;
  border-radius: 50%;
  background: var(--accent-dark);
  color: #ffffff;
  font-size: 20px;
  font-weight: 800;
}

.step-card h3 {
  margin-bottom: 10px;
  font-size: 18px;
  line-height: 1.25;
  font-weight: 800;
}

.step-card p {
  margin: 0;
  color: #756d69;
  font-size: 14px;
  line-height: 1.42;
}

.faq {
  padding: 82px 0 76px;
  background: #ffffff;
}

.faq h2 {
  margin: 0 0 60px;
  text-align: center;
  font-size: 40px;
  line-height: 1.15;
  font-weight: 500;
}

.faq-list {
  display: grid;
  gap: 28px;
  width: min(860px, 100%);
  margin: 0 auto;
}

.faq-item {
  padding: 30px 46px 32px;
  border-radius: 28px;
  background: var(--accent-dark);
  color: #ffffff;
}

.faq-item h3 {
  margin: 0 0 14px;
  color: #ffffff;
  font-size: 18px;
  line-height: 1.35;
  font-weight: 700;
}

.faq-item p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 15px;
  line-height: 1.62;
}

.final-cta {
  display: grid;
  justify-items: center;
  margin: 0;
  padding: 76px 20px 82px;
  background: var(--accent-soft);
  color: #ffffff;
  text-align: center;
}

.final-cta h2 {
  margin-bottom: 16px;
  color: #ffffff;
  font-size: 32px;
  line-height: 1.2;
  font-weight: 800;
}

.final-cta p {
  margin: 0 0 34px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 16px;
}

.cta-downloads {
  justify-content: center;
  margin-top: 0;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 32px;
  width: min(1366px, calc(100% - 72px));
  min-height: 92px;
  margin: 0 auto;
  padding: 28px 0;
  background: var(--bg);
  color: #000000;
  font-size: 14.6667px;
  line-height: 1.4;
}

.site-footer strong {
  color: var(--title-accent);
  font-size: 16px;
  line-height: 1.4;
  font-weight: 800;
}

.site-footer p {
  margin: 0;
}

.footer-primary {
  display: flex;
  align-items: center;
  gap: 42px;
}

.footer-links {
  flex-wrap: wrap;
  gap: 28px;
}

.footer-record {
  justify-self: center;
}

.footer-copyright {
  justify-self: end;
  text-align: right;
}

.motion-ready .reveal-item {
  opacity: 0;
  transform: translate3d(0, 38px, 0) scale(0.985);
  filter: blur(10px);
  transition:
    opacity 900ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 900ms cubic-bezier(0.16, 1, 0.3, 1),
    filter 900ms cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform, filter;
}

.motion-ready .reveal-item.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  filter: blur(0);
}

.motion-ready .reveal-image {
  transform: translate3d(0, 46px, 0) scale(0.96);
}

.motion-ready .reveal-image.is-visible {
  transform: translate3d(0, 0, 0) scale(1);
}

.motion-ready .download-button.reveal-item,
.motion-ready .step-card.reveal-item,
.motion-ready .faq-item.reveal-item {
  transition-duration: 780ms;
}

.motion-ready .title-char {
  opacity: 0;
  transform: translate3d(-14px, 0, 0);
  filter: blur(14px);
  transition:
    opacity 1250ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 1250ms cubic-bezier(0.16, 1, 0.3, 1),
    filter 1450ms cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--char-delay, 0ms);
  will-change: opacity, transform, filter;
}

.motion-ready .title-char.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  filter: blur(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .motion-ready .reveal-item,
  .motion-ready .reveal-item.is-visible,
  .motion-ready .reveal-image,
  .motion-ready .reveal-image.is-visible,
  .motion-ready .title-char,
  .motion-ready .title-char.is-visible {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }
}

@media (max-width: 920px) {
  .site-header {
    align-items: flex-start;
  }

  .site-nav {
    display: none;
  }

  .hero,
  .feature-grid,
  .step-list {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 30px;
    height: auto;
    max-height: none;
    min-height: 0;
    padding: 42px 0 70px;
  }

  .hero-copy,
  .hero-visual {
    transform: none;
  }

  .hero-visual img {
    width: min(360px, 100%);
  }
}

@media (max-width: 560px) {
  .site-header,
  .section-shell,
  .site-footer {
    width: min(100% - 28px, 1180px);
  }

  .nav-cta {
    display: none;
  }

  h1 {
    font-size: 34px;
    word-break: break-all;
  }

  h2 {
    font-size: 32px;
  }

  .hero-lede,
  .feature-intro p,
  .final-cta p {
    font-size: 17px;
  }

  .hero-lede,
  .feature-intro p,
  .final-cta p,
  .step-card p,
  .faq p {
    word-break: break-all;
  }

  .download-button {
    width: 100%;
    justify-content: center;
  }

  .feature-card,
  .step-card {
    padding: 24px;
  }

  .site-footer {
    flex-direction: column;
    display: flex;
    align-items: flex-start;
  }

  .footer-primary {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .footer-record,
  .footer-copyright {
    justify-self: auto;
    text-align: left;
  }
}