:root {
  --ink: #17131c;
  --ink-soft: #2d2831;
  --paper: #fbfaf7;
  --white: #ffffff;
  --muted: #6e6871;
  --line: #d9d5d8;
  --mint: #00a894;
  --mint-dark: #087d71;
  --coral: #f04f78;
  --amber: #ffb547;
  --blue: #3b82d0;
  --shadow: 0 18px 48px rgba(23, 19, 28, 0.12);
  --shell: min(1180px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0;
}

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

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

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

button {
  font: inherit;
}

.shell {
  width: var(--shell);
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 10px 16px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  color: var(--white);
  background: rgba(23, 19, 28, 0.97);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
}

.nav-shell {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  font-size: 21px;
  font-weight: 800;
  line-height: 1;
  flex-shrink: 0;
}

.brand img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 700;
}

.primary-nav > a:not(.download-button) {
  position: relative;
  padding: 25px 0 23px;
  color: #c9c4ca;
}

.primary-nav > a:not(.download-button)::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 16px;
  left: 0;
  height: 2px;
  background: var(--mint);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.primary-nav > a:hover,
.primary-nav > a.active {
  color: var(--white);
}

.primary-nav > a:hover::after,
.primary-nav > a.active::after {
  transform: scaleX(1);
}

.download-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px;
  color: var(--white);
  background: var(--coral);
  border: 2px solid var(--coral);
  font-weight: 800;
  line-height: 1;
  box-shadow: 5px 5px 0 var(--amber);
  transition: transform 150ms ease, box-shadow 150ms ease;
}

.download-button:hover {
  transform: translate(3px, 3px);
  box-shadow: 2px 2px 0 var(--amber);
}

.nav-download {
  min-height: 40px;
  padding: 0 18px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
  margin-left: auto;
}

.hero {
  position: relative;
  min-height: 690px;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.13;
  background-image: linear-gradient(rgba(255,255,255,.5) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.5) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to right, transparent, black 30%, black 75%, transparent);
}

.hero-grid {
  position: relative;
  z-index: 1;
  min-height: 690px;
  display: grid;
  grid-template-columns: 1.03fr 0.97fr;
  align-items: center;
  gap: 64px;
  padding-top: 70px;
  padding-bottom: 64px;
}

.eyebrow,
.section-index {
  display: block;
  margin-bottom: 18px;
  color: var(--mint);
  font-family: Consolas, monospace;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 680px;
  margin: 0;
  font-size: 94px;
  line-height: 0.98;
  letter-spacing: 0;
}

.hero h1 span {
  display: block;
  color: var(--white);
}

.hero-lead {
  max-width: 630px;
  margin: 30px 0 0;
  color: #d7d2d9;
  font-size: 18px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 34px;
}

.primary-download {
  min-width: 140px;
  min-height: 52px;
}

.text-link,
.route-link,
.inline-route {
  color: var(--mint);
  font-weight: 800;
}

.hero-notes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 50px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255,255,255,.18);
}

.hero-notes li {
  padding: 22px 18px 0 0;
}

.hero-notes strong,
.hero-notes span {
  display: block;
}

.hero-notes strong {
  font-size: 17px;
}

.hero-notes span {
  margin-top: 2px;
  color: #aaa4ad;
  font-size: 12px;
}

.hero-visual {
  position: relative;
  min-height: 550px;
}

.phone-shot {
  position: absolute;
  top: 10px;
  right: 48px;
  width: min(322px, 80%);
  margin: 0;
  padding: 12px;
  background: var(--white);
  border: 4px solid var(--ink);
  box-shadow: 16px 18px 0 var(--mint), 22px 24px 0 var(--paper);
  transform: rotate(2deg);
}

.phone-shot img,
.showcase-figure img,
.guide-prose figure img,
.settings-section figure img {
  width: 100%;
  max-width: 400px;
  height: auto;
}

.phone-shot img {
  aspect-ratio: 390 / 694;
  object-fit: cover;
  object-position: top;
}

.ink-stamp {
  position: absolute;
  z-index: 2;
  top: 4px;
  left: 22px;
  width: 112px;
  height: 112px;
  display: grid;
  place-content: center;
  color: var(--white);
  background: var(--coral);
  border: 4px solid var(--ink);
  font-family: Georgia, serif;
  font-size: 46px;
  font-weight: 800;
  line-height: 0.65;
  text-align: center;
  transform: rotate(-7deg);
}

.ink-stamp span {
  font-family: Consolas, monospace;
  font-size: 10px;
}

.comic-caption {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: 22px;
  padding: 12px 18px;
  color: var(--ink);
  background: var(--amber);
  border: 3px solid var(--ink);
  font-weight: 900;
  box-shadow: 7px 7px 0 var(--coral);
  transform: rotate(-2deg);
}

.ticker {
  color: var(--ink);
  background: var(--amber);
  border-top: 3px solid var(--ink);
  border-bottom: 3px solid var(--ink);
}

.ticker-track {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 17px;
  font-weight: 900;
}

.ticker-track i {
  width: 10px;
  height: 10px;
  background: var(--coral);
  transform: rotate(45deg);
}

.section {
  padding: 110px 0;
}

.section-heading {
  margin-bottom: 44px;
}

.split-heading {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  align-items: end;
  gap: 40px;
}

.section-heading h2,
.download-band h2,
.inner-hero h1,
.settings-copy h2 {
  margin: 0;
  font-size: 56px;
  line-height: 1.15;
  letter-spacing: 0;
}

.section-index {
  margin: 0;
}

.feature-section {
  background: var(--paper);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 2px solid var(--ink);
  border-left: 2px solid var(--ink);
}

.feature {
  position: relative;
  min-height: 290px;
  padding: 38px;
  overflow: hidden;
  background: var(--white);
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}

.feature-wide {
  grid-column: span 1;
}

.feature-number {
  position: absolute;
  right: 28px;
  top: 18px;
  color: rgba(23,19,28,.1);
  font-family: Georgia, serif;
  font-size: 70px;
  font-weight: 900;
  line-height: 1;
}

.feature h3 {
  position: relative;
  margin: 50px 0 14px;
  font-size: 27px;
  line-height: 1.25;
}

.feature p {
  position: relative;
  max-width: 510px;
  margin: 0;
  color: var(--muted);
}

.feature a {
  display: inline-block;
  margin-top: 24px;
  font-weight: 800;
}

.accent-mint {
  background: #dff7f2;
}

.accent-coral {
  background: #ffe5ec;
}

.accent-amber {
  background: #fff0d3;
}

.accent-ink {
  color: var(--white);
  background: var(--ink-soft);
}

.accent-ink p {
  color: #d0cad2;
}

.accent-ink a {
  color: var(--amber);
}

.accent-ink .feature-number {
  color: rgba(255,255,255,.1);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 25px;
}

.tag-row span {
  padding: 5px 12px;
  background: var(--white);
  border: 1px solid var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.showcase-section {
  color: var(--white);
  background: var(--ink);
}

.showcase-grid {
  display: grid;
  grid-template-columns: minmax(240px, 320px) 1fr minmax(240px, 320px);
  align-items: center;
  gap: 46px;
}

.showcase-figure {
  margin: 0;
}

.showcase-figure img {
  max-height: 610px;
  object-fit: cover;
  object-position: top;
  border: 10px solid var(--white);
  box-shadow: 12px 12px 0 var(--mint);
}

.dark-shot img {
  box-shadow: 12px 12px 0 var(--coral);
}

.showcase-figure figcaption {
  display: grid;
  gap: 2px;
  margin-top: 24px;
}

.showcase-figure figcaption strong {
  color: var(--amber);
  font-size: 18px;
}

.showcase-figure figcaption span {
  color: #bdb7c0;
  font-size: 13px;
}

.showcase-copy {
  position: relative;
  padding-left: 34px;
  border-left: 1px solid rgba(255,255,255,.18);
}

.vertical-label {
  display: block;
  margin-bottom: 30px;
  color: var(--mint);
  font-family: Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.showcase-point {
  padding: 24px 0;
  border-top: 1px solid rgba(255,255,255,.18);
}

.showcase-point b {
  color: var(--coral);
  font-family: Georgia, serif;
  font-size: 28px;
}

.showcase-point p {
  margin: 6px 0 0;
  color: #cdc8cf;
}

.route-section {
  background: #dff7f2;
  border-bottom: 2px solid var(--ink);
}

.route-list {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--ink);
  border-left: 2px solid var(--ink);
}

.route-list li {
  min-height: 180px;
  padding: 24px 18px;
  background: var(--white);
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}

.route-list span,
.route-list strong,
.route-list small {
  display: block;
}

.route-list span {
  color: var(--coral);
  font-family: Georgia, serif;
  font-size: 30px;
  font-weight: 900;
}

.route-list strong {
  margin-top: 24px;
}

.route-list small {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.5;
}

.route-link {
  display: inline-block;
  margin-top: 28px;
}

.reviews-section {
  background: var(--paper);
}

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

.review-grid blockquote {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 5px solid var(--mint);
}

.review-grid blockquote:nth-child(2) {
  border-top-color: var(--coral);
}

.review-grid blockquote:nth-child(3) {
  border-top-color: var(--amber);
}

.stars {
  color: var(--amber);
  font-size: 19px;
}

.review-grid blockquote p {
  margin: 24px 0;
  font-size: 17px;
}

.review-grid footer {
  margin-top: auto;
  color: var(--muted);
  font-size: 12px;
}

.faq-preview {
  padding-top: 0;
}

.faq-preview-grid {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 50px;
  padding-top: 90px;
  border-top: 2px solid var(--ink);
}

.faq-preview-list {
  border-top: 1px solid var(--ink);
}

.faq-preview-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 6px;
  border-bottom: 1px solid var(--ink);
  font-weight: 800;
}

.faq-preview-list b {
  color: var(--coral);
  font-size: 23px;
}

.download-band {
  padding: 74px 0;
  color: var(--white);
  background: var(--mint-dark);
  border-top: 3px solid var(--ink);
  border-bottom: 3px solid var(--ink);
}

.download-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.download-band h2 {
  font-size: 50px;
}

.download-band .eyebrow {
  color: var(--amber);
}

.download-band p,
.download-note {
  max-width: 720px;
  margin: 18px 0 0;
  color: #d9f2ee;
}

.site-footer {
  padding: 58px 0;
  color: #c9c4ca;
  background: var(--ink);
}

.footer-grid {
  display: grid;
  grid-template-columns: .8fr .5fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.footer-brand img {
  width: 42px;
  height: 42px;
}

.footer-grid > div > p {
  margin: 16px 0 0;
  color: #8f8992;
  font-size: 13px;
}

.footer-grid nav {
  display: grid;
  gap: 12px;
  font-size: 14px;
}

.footer-grid nav a:hover {
  color: var(--mint);
}

.footer-note p {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
}

.footer-note small {
  display: block;
  margin-top: 18px;
  color: #777179;
}

.inner-hero {
  position: relative;
  overflow: hidden;
  padding: 104px 0;
  color: var(--white);
  background: var(--ink);
}

.inner-hero::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -130px;
  width: 380px;
  height: 380px;
  border: 80px solid var(--mint);
  transform: rotate(18deg);
}

.faq-hero::after {
  border-color: var(--coral);
}

.inner-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 80px;
  align-items: center;
}

.inner-hero h1 {
  max-width: 760px;
  font-size: 72px;
}

.inner-hero p {
  max-width: 690px;
  margin: 26px 0 32px;
  color: #d0cad2;
  font-size: 18px;
}

.guide-checklist {
  padding: 30px;
  color: var(--ink);
  background: var(--amber);
  border: 3px solid var(--white);
  box-shadow: 10px 10px 0 var(--coral);
  transform: rotate(1deg);
}

.guide-checklist > span {
  font-family: Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.guide-checklist ul {
  margin: 18px 0 0;
  padding-left: 20px;
  font-weight: 800;
}

.faq-score {
  padding: 24px;
  color: var(--ink);
  background: var(--white);
  border: 3px solid var(--ink);
  box-shadow: 12px 12px 0 var(--mint);
}

.faq-score strong,
.faq-score span {
  display: block;
}

.faq-score strong {
  color: var(--coral);
  font-family: Georgia, serif;
  font-size: 92px;
  line-height: 1;
}

.faq-score span {
  font-size: 22px;
  font-weight: 900;
}

.faq-score div {
  margin-top: 18px;
  padding-top: 18px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 13px;
}

.article-section {
  padding: 90px 0 110px;
}

.article-layout {
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 70px;
  align-items: start;
}

.article-nav {
  position: sticky;
  top: 104px;
  display: grid;
  border-top: 2px solid var(--ink);
}

.article-nav strong,
.article-nav a {
  padding: 13px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

.article-nav a:hover {
  color: var(--mint-dark);
}

.step-block {
  scroll-margin-top: 100px;
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 34px;
  padding: 0 0 68px;
  margin-bottom: 68px;
  border-bottom: 1px solid var(--line);
}

.step-marker span,
.step-marker small {
  display: block;
}

.step-marker span {
  color: var(--coral);
  font-family: Georgia, serif;
  font-size: 64px;
  font-weight: 900;
  line-height: 1;
}

.step-marker small {
  margin-top: 8px;
  color: var(--muted);
  font-family: Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
}

.prose h2 {
  margin: 0 0 22px;
  font-size: 34px;
  line-height: 1.25;
}

.prose p {
  margin: 0 0 18px;
  color: #4d4850;
}

.prose code {
  padding: 2px 6px;
  color: var(--coral);
  background: #f0ecef;
  font-family: Consolas, monospace;
}

.notice-box {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  margin-top: 26px;
  padding: 20px;
  background: #fff0d3;
  border-left: 5px solid var(--amber);
}

.notice-box span {
  color: var(--muted);
}

.guide-prose figure {
  max-width: 390px;
  margin: 30px 0 0;
}

.guide-prose figure img {
  max-height: 680px;
  object-fit: cover;
  object-position: top;
  border: 2px solid var(--ink);
  box-shadow: 9px 9px 0 var(--mint);
}

.guide-prose figcaption,
.settings-section figcaption {
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
}

.after-install {
  padding: 38px;
  background: var(--ink);
  color: var(--white);
}

.after-install p,
.after-install a {
  color: #d6d0d8;
}

.after-install a {
  text-decoration: underline;
  text-decoration-color: var(--mint);
  text-underline-offset: 4px;
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin: 28px 0;
  background: rgba(255,255,255,.18);
}

.check-grid div {
  padding: 20px;
  background: var(--ink-soft);
}

.check-grid strong,
.check-grid span {
  display: block;
}

.check-grid strong {
  color: var(--amber);
}

.check-grid span {
  margin-top: 7px;
  color: #c8c2ca;
  font-size: 13px;
}

.feature-manual {
  background: var(--paper);
}

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

.manual-grid article {
  min-height: 270px;
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-bottom: 5px solid var(--mint);
}

.manual-grid article:nth-child(3n + 2) {
  border-bottom-color: var(--coral);
}

.manual-grid article:nth-child(3n) {
  border-bottom-color: var(--amber);
}

.manual-grid article > span {
  color: var(--mint-dark);
  font-family: Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
}

.manual-grid h3 {
  margin: 34px 0 12px;
  font-size: 23px;
}

.manual-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.settings-section {
  color: var(--white);
  background: var(--ink);
}

.settings-grid {
  display: grid;
  grid-template-columns: minmax(260px, 390px) 1fr;
  gap: 80px;
  align-items: center;
}

.settings-section figure {
  margin: 0;
}

.settings-section figure img {
  max-height: 620px;
  object-fit: cover;
  object-position: top;
  border: 10px solid var(--white);
  box-shadow: 12px 12px 0 var(--coral);
}

.settings-section figcaption {
  color: #aaa4ad;
}

.settings-copy h2 {
  margin-bottom: 28px;
}

.setting-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  padding: 15px 0;
  border-top: 1px solid rgba(255,255,255,.18);
}

.setting-row span {
  color: #bdb7c0;
}

.settings-copy > p {
  margin: 28px 0 0;
  color: #bdb7c0;
}

.faq-section {
  background: #f3f0f2;
}

.faq-layout {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  gap: 70px;
  align-items: start;
}

.faq-layout .section-heading {
  position: sticky;
  top: 104px;
}

.faq-key {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 13px;
}

.faq-key a {
  color: var(--mint-dark);
  font-weight: 800;
}

.faq-list {
  border-top: 2px solid var(--ink);
}

.faq-list details {
  scroll-margin-top: 100px;
  border-bottom: 1px solid var(--ink);
}

.faq-list summary {
  position: relative;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 22px 44px 22px 0;
  font-weight: 900;
  cursor: pointer;
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  color: var(--coral);
  font-size: 25px;
}

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

.faq-list summary span {
  color: var(--mint-dark);
  font-family: Georgia, serif;
  font-size: 20px;
}

.answer {
  padding: 0 44px 24px 45px;
}

.answer p {
  margin: 0;
  color: var(--muted);
}

.support-route {
  padding: 80px 0;
  background: var(--paper);
}

.support-route-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 2px solid var(--ink);
  border-left: 2px solid var(--ink);
}

.support-route-grid > div {
  display: grid;
  gap: 10px;
  padding: 30px;
  background: var(--white);
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}

.support-route-grid span {
  color: var(--coral);
  font-family: Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.support-route-grid strong {
  font-size: 21px;
}

.support-route-grid a {
  color: var(--mint-dark);
  font-weight: 800;
}

@media (max-width: 960px) {
  .nav-shell {
    min-height: 68px;
  }

  .menu-toggle {
    display: inline-grid;
    place-items: center;
  }

  .primary-nav {
    position: absolute;
    top: 68px;
    right: 0;
    left: 0;
    display: none;
    padding: 18px 20px 24px;
    background: var(--ink);
    border-bottom: 2px solid var(--mint);
  }

  .primary-nav.is-open {
    display: grid;
  }

  .primary-nav > a:not(.download-button) {
    padding: 12px 0;
  }

  .primary-nav > a:not(.download-button)::after {
    bottom: 7px;
  }

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

  .hero-copy {
    max-width: 720px;
  }

  .hero h1 {
    font-size: 76px;
  }

  .inner-hero h1 {
    font-size: 56px;
  }

  .hero-visual {
    min-height: 580px;
  }

  .phone-shot {
    left: 50%;
    right: auto;
    transform: translateX(-50%) rotate(2deg);
  }

  .ink-stamp {
    left: calc(50% - 230px);
  }

  .comic-caption {
    right: calc(50% - 235px);
  }

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

  .showcase-copy {
    grid-column: 1 / -1;
    order: 3;
  }

  .route-list {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .footer-note {
    grid-column: 1 / -1;
  }

  .inner-hero-grid {
    gap: 46px;
  }

  .guide-checklist,
  .faq-score {
    max-width: 470px;
  }

  .article-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .article-nav,
  .faq-layout .section-heading {
    position: static;
  }

  .article-nav {
    grid-template-columns: repeat(3, 1fr);
  }

  .settings-grid {
    gap: 46px;
  }
}

@media (max-width: 700px) {
  :root {
    --shell: min(calc(100% - 28px), 1180px);
  }

  body {
    font-size: 15px;
  }

  .brand img {
    width: 42px;
    height: 42px;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    min-height: auto;
    gap: 0;
    padding-top: 46px;
    padding-bottom: 38px;
  }

  .hero h1 {
    font-size: 52px;
    overflow-wrap: anywhere;
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-actions {
    align-items: center;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 16px;
  }

  .hero-notes {
    grid-template-columns: repeat(3, 1fr);
    margin-top: 32px;
  }

  .hero-notes li {
    padding: 14px 8px 0 0;
  }

  .hero-notes strong {
    font-size: 14px;
  }

  .hero-visual {
    display: none;
  }

  .phone-shot {
    width: min(270px, 78%);
    box-shadow: 9px 10px 0 var(--mint), 14px 15px 0 var(--paper);
  }

  .ink-stamp {
    left: 0;
    width: 86px;
    height: 86px;
    font-size: 36px;
  }

  .comic-caption {
    right: 0;
    bottom: 2px;
    font-size: 12px;
  }

  .ticker-track {
    flex-wrap: wrap;
    justify-content: center;
    padding: 16px 0;
    font-size: 13px;
  }

  .section {
    padding: 76px 0;
  }

  .split-heading,
  .faq-preview-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .section-heading h2,
  .download-band h2,
  .settings-copy h2 {
    font-size: 34px;
  }

  .feature-grid,
  .showcase-grid,
  .review-grid,
  .manual-grid,
  .settings-grid,
  .support-route-grid {
    grid-template-columns: 1fr;
  }

  .feature {
    min-height: 240px;
    padding: 28px;
  }

  .feature h3 {
    margin-top: 42px;
  }

  .showcase-grid {
    gap: 50px;
  }

  .showcase-figure {
    max-width: 330px;
    margin: 0 auto;
  }

  .showcase-copy {
    grid-column: auto;
    order: initial;
    padding-left: 18px;
  }

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

  .route-list li {
    min-height: 155px;
  }

  .faq-preview-grid {
    padding-top: 64px;
  }

  .download-band {
    padding: 58px 0;
  }

  .download-band-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 30px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .footer-note {
    grid-column: auto;
  }

  .inner-hero {
    padding: 76px 0;
  }

  .inner-hero h1 {
    font-size: 42px;
    overflow-wrap: anywhere;
  }

  .inner-hero p {
    font-size: 16px;
  }

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

  .step-block {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-bottom: 46px;
    margin-bottom: 46px;
  }

  .step-marker {
    display: flex;
    align-items: baseline;
    gap: 12px;
  }

  .step-marker span {
    font-size: 50px;
  }

  .prose h2 {
    font-size: 28px;
  }

  .notice-box,
  .check-grid {
    grid-template-columns: 1fr;
  }

  .after-install {
    padding: 26px;
  }

  .settings-grid {
    gap: 54px;
  }

  .settings-section figure {
    max-width: 330px;
    margin: 0 auto;
  }

  .setting-row {
    grid-template-columns: 100px 1fr;
  }

  .faq-list summary {
    align-items: flex-start;
    padding-right: 34px;
  }

  .answer {
    padding-left: 0;
    padding-right: 20px;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}