:root {
  --brand: #ff6f55;
  --brand-dark: #ec5740;
  --brand-soft: #fff0eb;
  --ink: #20222a;
  --ink-soft: #5f6370;
  --muted: #9498a4;
  --line: #ebe9ed;
  --surface: #ffffff;
  --surface-soft: #f8f7f9;
  --surface-warm: #fffaf7;
  --dark: #171820;
  --container: 1180px;
  --shadow: 0 26px 70px rgba(40, 34, 38, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

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

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

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.section {
  padding: 88px 0;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(32, 34, 42, 0.07);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 9px;
  box-shadow: 0 4px 10px rgba(255, 111, 85, 0.14);
}

.brand span,
.footer-brand span {
  display: flex;
  flex-direction: column;
}

.brand strong {
  font-size: 18px;
  line-height: 1.05;
  letter-spacing: -0.3px;
}

.brand small,
.footer-brand small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 1.4px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  color: var(--ink-soft);
  font-size: 14px;
}

.main-nav a {
  position: relative;
  padding: 26px 0;
}

.main-nav a::after {
  position: absolute;
  width: 0;
  height: 2px;
  right: 0;
  bottom: 17px;
  left: 0;
  margin: auto;
  border-radius: 2px;
  background: var(--brand);
  content: "";
  transition: width 0.2s ease;
}

.main-nav a:hover::after {
  width: 100%;
}

.header-download {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 10px;
  color: #fff;
  background: var(--ink);
  box-shadow: 0 8px 20px rgba(32, 34, 42, 0.12);
  font-size: 13px;
  font-weight: 750;
  transition: transform 0.2s ease, background 0.2s ease;
}

.header-download:hover {
  background: var(--brand);
  transform: translateY(-1px);
}

.hero {
  overflow: hidden;
  min-height: 660px;
  background:
    radial-gradient(circle at 11% 18%, rgba(255, 224, 214, 0.42), transparent 25%),
    linear-gradient(135deg, #fff 0%, #fffaf7 58%, #fff5f0 100%);
}

.hero-layout {
  display: grid;
  min-height: 660px;
  grid-template-columns: minmax(0, 0.92fr) minmax(480px, 1.08fr);
  align-items: center;
  gap: 54px;
  padding: 40px 0;
}

.hero-copy {
  transform: translateX(24px);
}

.hero h1 {
  margin-bottom: 28px;
  font-size: clamp(54px, 5.2vw, 76px);
  line-height: 1.08;
  letter-spacing: -4.2px;
}

.hero h1 em {
  color: transparent;
  background: linear-gradient(90deg, #ff6f55 0%, #ef7a78 42%, #9a81c4 72%, #4f8fe7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  font-style: normal;
}

.hero-copy > p {
  max-width: 610px;
  margin-bottom: 34px;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.95;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.button-primary,
.button-secondary {
  display: inline-flex;
  min-height: 58px;
  align-items: center;
  justify-content: center;
  gap: 11px;
  padding: 14px 27px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 780;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  box-shadow: 0 14px 28px rgba(236, 87, 64, 0.25);
}

.button-secondary {
  border: 1px solid rgba(32, 34, 42, 0.1);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 9px 22px rgba(40, 34, 38, 0.06);
}

.button-primary:hover,
.button-secondary:hover {
  transform: translateY(-2px);
}

.button-primary:hover {
  box-shadow: 0 18px 32px rgba(236, 87, 64, 0.31);
}

.android-mark {
  position: relative;
  display: inline-block;
  width: 22px;
  height: 18px;
  border-radius: 10px 10px 4px 4px;
  background: currentColor;
  color: #fff;
}

.android-mark::before {
  position: absolute;
  width: 20px;
  height: 7px;
  top: -6px;
  left: 1px;
  background: currentColor;
  clip-path: polygon(0 0, 10% 0, 39% 78%, 61% 78%, 90% 0, 100% 0, 67% 100%, 33% 100%);
  content: "";
}

.android-mark::after {
  position: absolute;
  width: 2px;
  height: 2px;
  top: 8px;
  left: 7px;
  border-radius: 50%;
  background: var(--brand-dark);
  box-shadow: 6px 0 0 var(--brand-dark);
  content: "";
}

.product-stage {
  position: relative;
  min-height: 584px;
  transform: scale(0.88);
  transform-origin: center;
}

.stage-orbit {
  position: absolute;
  border: 1px solid rgba(255, 111, 85, 0.13);
  border-radius: 50%;
}

.orbit-one {
  width: 490px;
  height: 490px;
  top: 45px;
  left: 25px;
}

.orbit-two {
  width: 380px;
  height: 380px;
  top: 100px;
  left: 80px;
}

.phone {
  position: absolute;
  z-index: 3;
  width: 300px;
  height: 560px;
  top: 24px;
  left: 50%;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 42px;
  background: #25262d;
  box-shadow: 0 35px 75px rgba(65, 45, 48, 0.25), inset 0 0 0 1px rgba(255, 255, 255, 0.12);
  transform: translateX(-50%);
  animation: phoneFloat 5s ease-in-out infinite;
}

.phone-speaker {
  position: absolute;
  z-index: 5;
  width: 88px;
  height: 24px;
  top: 14px;
  left: 50%;
  border-radius: 20px;
  background: #25262d;
  transform: translateX(-50%);
}

.phone-screen {
  position: relative;
  overflow: hidden;
  height: 100%;
  padding: 34px 18px 18px;
  border-radius: 33px;
  background: #fff;
}

.app-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 17px;
}

.app-head > div {
  display: flex;
  align-items: center;
  gap: 9px;
}

.app-head img {
  width: 34px;
  height: 34px;
  border-radius: 7px;
}

.app-head span {
  display: flex;
  flex-direction: column;
}

.app-head b {
  font-size: 13px;
}

.app-head small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 8px;
}

.app-head i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: -11px 0 0 #e7e5e9, 11px 0 0 #e7e5e9;
}

.app-search {
  display: flex;
  height: 38px;
  align-items: center;
  justify-content: space-between;
  padding: 0 13px;
  border-radius: 10px;
  color: #a3a5ad;
  background: #f5f4f6;
  font-size: 10px;
}

.app-search span {
  color: var(--ink);
  font-size: 17px;
}

.app-tabs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 3px 13px;
  color: #9a9da5;
  font-size: 9px;
}

.app-tabs b {
  position: relative;
  color: var(--ink);
}

.app-tabs b::after {
  position: absolute;
  width: 14px;
  height: 2px;
  right: 0;
  bottom: -6px;
  left: 0;
  margin: auto;
  border-radius: 2px;
  background: var(--brand);
  content: "";
}

.app-banner {
  display: flex;
  min-height: 76px;
  flex-direction: column;
  justify-content: flex-end;
  padding: 14px;
  border-radius: 14px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(28, 25, 32, 0.83), rgba(28, 25, 32, 0.18)),
    url("../images/cover-1.webp") center 38%/cover;
}

.app-banner span {
  margin-bottom: 4px;
  font-size: 7px;
  letter-spacing: 0.8px;
}

.app-banner strong {
  max-width: 155px;
  font-size: 12px;
}

.app-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 1px 10px;
}

.app-section-title b {
  font-size: 11px;
}

.app-section-title span {
  color: var(--muted);
  font-size: 8px;
}

.app-cover-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.app-cover-grid figure {
  margin: 0;
}

.app-cover-grid img {
  width: 100%;
  aspect-ratio: 1.22;
  border-radius: 10px;
  object-fit: cover;
}

.app-cover-grid figcaption {
  padding-top: 5px;
  font-size: 8px;
  font-weight: 700;
}

.app-bottom {
  position: absolute;
  display: flex;
  height: 43px;
  right: 0;
  bottom: 0;
  left: 0;
  align-items: center;
  justify-content: space-around;
  border-top: 1px solid #eeecef;
  color: #a0a2aa;
  background: rgba(255, 255, 255, 0.95);
  font-size: 8px;
}

.app-bottom b {
  color: var(--brand);
}

.float-card {
  position: absolute;
  z-index: 6;
  display: flex;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 46px rgba(58, 42, 45, 0.14);
  backdrop-filter: blur(12px);
}

.float-progress {
  left: 18px;
  bottom: 70px;
  gap: 11px;
  padding: 13px 17px;
}

.float-progress i {
  width: 10px;
  height: 10px;
  border: 3px solid #ffd4ca;
  border-radius: 50%;
  background: var(--brand);
  box-sizing: content-box;
}

.float-progress span {
  display: flex;
  flex-direction: column;
}

.float-progress small {
  color: var(--muted);
  font-size: 9px;
}

.float-progress b {
  margin-top: 3px;
  font-size: 12px;
}

.float-download {
  top: 76px;
  right: 18px;
  gap: 8px;
  padding: 14px 16px;
}

.float-download strong {
  color: var(--brand);
  font-size: 25px;
  line-height: 1;
}

.float-download span {
  color: var(--muted);
  font-size: 8px;
  line-height: 1.5;
}

@keyframes phoneFloat {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

.hero-meta {
  display: inline-grid;
  grid-template-columns: repeat(4, minmax(88px, auto));
  margin: 32px 0 0;
  padding: 0;
}

.hero-meta > div {
  min-width: 0;
  padding: 0 16px;
  text-align: left;
}

.hero-meta > div:first-child {
  padding-left: 0;
}

.hero-meta > div + div {
  border-left: 1px solid var(--line);
}

.hero-meta dt {
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 10px;
}

.hero-meta dd {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
  font-weight: 760;
}

.section-heading h2 {
  margin-bottom: 14px;
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.35;
  letter-spacing: -1px;
}

.section-heading > p,
.heading-row > p {
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.85;
}

.centered {
  max-width: 720px;
  margin: 0 auto 42px;
  text-align: center;
}

.centered > p {
  margin-bottom: 0;
}

.features {
  background: var(--surface);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.feature-grid article {
  position: relative;
  min-height: 270px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.feature-grid article:hover {
  border-color: rgba(255, 111, 85, 0.28);
  box-shadow: 0 18px 40px rgba(48, 38, 42, 0.08);
  transform: translateY(-4px);
}

.feature-icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 34px;
  place-items: center;
  border-radius: 14px;
  color: var(--brand-dark);
  background: var(--brand-soft);
  font-size: 22px;
  font-weight: 700;
}

.feature-grid h3 {
  margin-bottom: 12px;
  font-size: 18px;
}

.feature-grid p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.8;
}

.comics {
  background: var(--surface-soft);
}

.heading-row {
  display: block;
  max-width: 760px;
  margin: 0 auto 38px;
  text-align: center;
}

.heading-row h2 {
  margin-bottom: 14px;
}

.heading-row > p {
  max-width: 680px;
  margin: 0 auto;
}

.comic-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 17px;
}

.comic-card {
  min-width: 0;
}

.comic-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  margin-bottom: 15px;
  border-radius: 15px;
  background: #eee;
  box-shadow: 0 13px 28px rgba(45, 38, 42, 0.1);
}

.comic-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.comic-card:hover img {
  transform: scale(1.035);
}

.comic-cover span {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 5px 8px;
  border-radius: 7px;
  color: #fff;
  background: rgba(25, 25, 31, 0.75);
  font-size: 9px;
  font-weight: 750;
  backdrop-filter: blur(8px);
}

.comic-card h3 {
  overflow: hidden;
  margin-bottom: 6px;
  font-size: 15px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.comic-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 11px;
}

.reading {
  background: var(--surface);
}

.reading-layout {
  display: grid;
  grid-template-columns: minmax(440px, 0.95fr) minmax(0, 1.05fr);
  align-items: center;
  gap: 90px;
}

.reading-preview {
  padding: 46px;
  border-radius: 30px;
  background:
    radial-gradient(circle at 17% 16%, rgba(255, 255, 255, 0.8), transparent 26%),
    linear-gradient(145deg, #ffe9e1, #fff7f3);
}

.preview-window {
  overflow: hidden;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.92);
  border-radius: 23px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 25px 55px rgba(90, 59, 60, 0.15);
}

.preview-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.preview-top b {
  font-size: 21px;
}

.preview-top span {
  color: var(--muted);
  font-size: 11px;
}

.shelf-item {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 15px;
  border-radius: 16px;
  background: var(--surface-soft);
}

.shelf-item > img {
  width: 88px;
  height: 106px;
  border-radius: 11px;
  object-fit: cover;
}

.shelf-item small {
  color: var(--muted);
  font-size: 9px;
}

.shelf-item h3 {
  margin: 5px 0 6px;
  font-size: 16px;
}

.shelf-item p {
  margin-bottom: 10px;
  color: var(--ink-soft);
  font-size: 10px;
}

.shelf-item i {
  display: block;
  overflow: hidden;
  height: 4px;
  border-radius: 4px;
  background: #e7e4e8;
}

.shelf-item i b {
  display: block;
  width: 62%;
  height: 100%;
  background: var(--brand);
}

.shelf-item > span {
  padding: 9px 11px;
  border-radius: 9px;
  color: var(--brand-dark);
  background: var(--brand-soft);
  font-size: 10px;
  font-weight: 750;
}

.shelf-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.shelf-list > div {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 10px 4px;
  border-bottom: 1px solid var(--line);
}

.shelf-list img {
  width: 47px;
  height: 56px;
  border-radius: 8px;
  object-fit: cover;
}

.shelf-list span {
  display: flex;
  flex-direction: column;
}

.shelf-list b {
  font-size: 12px;
}

.shelf-list small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 9px;
}

.reading-copy .section-heading {
  margin-bottom: 34px;
}

.reading-copy .section-heading > p {
  margin-bottom: 0;
}

.reading-copy ul {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.reading-copy li {
  display: flex;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.reading-copy li > b {
  width: 8px;
  height: 8px;
  flex: 0 0 8px;
  margin-top: 7px;
  overflow: hidden;
  padding: 0;
  border-radius: 50%;
  color: transparent;
  background: var(--brand);
  font-size: 0;
  line-height: 0;
}

.reading-copy li span {
  display: flex;
  flex-direction: column;
}

.reading-copy li strong {
  font-size: 15px;
}

.reading-copy li small {
  margin-top: 7px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.7;
}

.reviews {
  background: var(--surface-warm);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.review-card {
  min-height: 210px;
  padding: 28px;
  border: 1px solid rgba(255, 111, 85, 0.14);
  border-radius: 16px;
  background: #fff;
}

.review-user {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.review-user > span {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  place-items: center;
  border-radius: 50%;
  color: var(--brand-dark);
  background: var(--brand-soft);
  font-size: 15px;
  font-weight: 750;
}

.review-user > div {
  display: flex;
  flex-direction: column;
}

.review-user b {
  font-size: 14px;
}

.review-user small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 10px;
}

.review-card > p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.9;
}

.download {
  padding: 52px 0;
  color: #fff;
  background:
    radial-gradient(circle at 82% 20%, rgba(255, 111, 85, 0.24), transparent 25%),
    linear-gradient(120deg, #171820, #232029);
}

.download-inner {
  display: grid;
  grid-template-columns: minmax(360px, 1fr) auto;
  align-items: center;
  gap: 48px;
}

.download-brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.download-brand img {
  width: 78px;
  height: 78px;
  border-radius: 14px;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.18);
}

.download-brand h2 {
  margin: 0 0 7px;
  font-size: 27px;
}

.download-brand p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 11px;
}

.download-inner > a {
  display: inline-flex;
  min-height: 58px;
  align-items: center;
  justify-content: center;
  gap: 11px;
  padding: 14px 24px;
  border-radius: 13px;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  box-shadow: 0 15px 30px rgba(236, 87, 64, 0.22);
  font-size: 14px;
  font-weight: 780;
}

.help {
  background: var(--surface-soft);
}

.help-layout {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 90px;
}

.help .section-heading {
  margin-bottom: 36px;
}

.install-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.install-steps li {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fff;
}

.install-steps li > b {
  display: grid;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  place-items: center;
  border-radius: 50%;
  color: var(--brand-dark);
  background: var(--brand-soft);
  font-size: 12px;
}

.install-steps span {
  display: flex;
  flex-direction: column;
}

.install-steps strong {
  font-size: 13px;
}

.install-steps small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 10px;
}

.faq-list details {
  border-bottom: 1px solid #dcd9de;
}

.faq-list summary {
  position: relative;
  padding: 23px 42px 23px 0;
  cursor: pointer;
  font-size: 15px;
  font-weight: 750;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  display: grid;
  width: 25px;
  height: 25px;
  top: 19px;
  right: 0;
  place-items: center;
  border-radius: 50%;
  color: var(--brand-dark);
  background: var(--brand-soft);
  content: "+";
  font-size: 16px;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list p {
  max-width: 620px;
  margin: -4px 42px 23px 0;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.8;
}

.site-footer {
  color: rgba(255, 255, 255, 0.62);
  background: #101116;
}

.footer-inner {
  display: grid;
  min-height: 108px;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 30px;
}

.footer-brand img {
  width: 38px;
  height: 38px;
  border-radius: 8px;
}

.footer-brand b {
  color: #fff;
  font-size: 14px;
}

.footer-brand small {
  color: rgba(255, 255, 255, 0.36);
  font-size: 8px;
}

.footer-inner p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.38);
  font-size: 10px;
}

.footer-inner > span {
  font-size: 10px;
  text-align: right;
}

#features,
#comics,
#reading,
#reviews,
#download,
#help {
  scroll-margin-top: 78px;
}

@media (max-width: 1080px) {
  .main-nav {
    gap: 22px;
  }

  .hero-layout {
    grid-template-columns: minmax(0, 0.92fr) minmax(410px, 1.08fr);
    gap: 35px;
  }

  .orbit-one {
    left: -5px;
  }

  .orbit-two {
    left: 50px;
  }

  .float-progress {
    left: 14px;
  }

  .float-download {
    right: 14px;
  }

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

  .comic-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 30px 18px;
  }

  .reading-layout {
    gap: 50px;
  }

  .download-inner {
    grid-template-columns: 1fr auto;
  }
}

@media (max-width: 860px) {
  .main-nav {
    display: none;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 68px;
    padding: 72px 0 68px;
  }

  .hero-copy {
    max-width: 680px;
    text-align: center;
    margin-inline: auto;
    transform: none;
  }

  .hero-copy > p {
    margin-inline: auto;
  }

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

  .product-stage {
    width: min(100%, 560px);
    min-height: 570px;
    margin-inline: auto;
    transform: none;
  }

  .hero-meta {
    max-width: 560px;
    margin-inline: auto;
  }

  .reading-layout,
  .help-layout {
    grid-template-columns: 1fr;
  }

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

  .reading-copy {
    order: -1;
  }

  .download-inner {
    gap: 28px;
  }

  .download-brand h2 {
    font-size: 25px;
  }

  .footer-inner {
    grid-template-columns: auto 1fr;
  }

  .footer-inner > span {
    grid-column: 1 / -1;
    padding-bottom: 24px;
    text-align: left;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .section {
    padding: 64px 0;
  }

  .header-inner {
    min-height: 66px;
    gap: 12px;
  }

  .brand img {
    width: 39px;
    height: 39px;
    border-radius: 8px;
  }

  .brand strong {
    font-size: 16px;
  }

  .brand small {
    display: none;
  }

  .header-download {
    min-height: 38px;
    padding: 9px 13px;
    border-radius: 9px;
    font-size: 12px;
  }

  .hero-layout {
    gap: 42px;
    padding: 54px 0 52px;
  }

  .hero h1 {
    margin-bottom: 20px;
    font-size: 40px;
    letter-spacing: -2.4px;
  }

  .hero-copy > p {
    font-size: 15px;
    line-height: 1.8;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button-primary,
  .button-secondary {
    width: 100%;
  }

  .product-stage {
    min-height: 525px;
  }

  .hero-meta {
    display: grid;
    width: 100%;
    grid-template-columns: repeat(2, 1fr);
    row-gap: 0;
    margin-top: 28px;
  }

  .hero-meta > div {
    padding: 0 16px;
    text-align: center;
  }

  .hero-meta > div:first-child {
    padding-left: 16px;
  }

  .hero-meta > div:nth-child(3) {
    border-left: 0;
  }

  .hero-meta > div:nth-child(n + 3) {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
  }

  .phone {
    width: 276px;
    height: 510px;
    top: 22px;
  }

  .orbit-one {
    width: 390px;
    height: 390px;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
  }

  .orbit-two {
    width: 300px;
    height: 300px;
    top: 105px;
    left: 50%;
    transform: translateX(-50%);
  }

  .float-card {
    display: none;
  }

  .app-cover-grid {
    gap: 8px;
  }

  .section-heading h2 {
    font-size: 31px;
    letter-spacing: -1.2px;
  }

  .centered {
    margin-bottom: 34px;
    text-align: left;
  }

  .review-card {
    min-height: 0;
    padding: 22px;
  }

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

  .feature-grid article {
    min-height: 0;
  }

  .heading-row {
    max-width: none;
    margin-bottom: 30px;
    text-align: left;
  }

  .heading-row > p {
    margin: 0;
  }

  .comic-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 26px 13px;
  }

  .reading-layout,
  .help-layout {
    gap: 45px;
  }

  .reading-preview {
    padding: 15px;
    border-radius: 22px;
  }

  .preview-window {
    padding: 18px;
    border-radius: 18px;
  }

  .shelf-item {
    grid-template-columns: 70px minmax(0, 1fr);
    gap: 12px;
  }

  .shelf-item > img {
    width: 70px;
    height: 88px;
  }

  .shelf-item > span {
    display: none;
  }

  .download {
    padding: 54px 0;
  }

  .download-inner {
    grid-template-columns: 1fr;
  }

  .download-brand {
    align-items: flex-start;
  }

  .download-brand img {
    width: 72px;
    height: 72px;
    border-radius: 13px;
  }

  .download-brand h2 {
    font-size: 23px;
  }

  .download-inner > a {
    width: 100%;
  }

  .footer-inner {
    display: flex;
    min-height: 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
    padding: 30px 0;
  }

  .footer-inner > span {
    padding-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}