:root {
  --bg: #f3f0ea;
  --stage: #fbfaf7;
  --ink: #161922;
  --text: #283044;
  --muted: #747b8d;
  --line: rgba(32, 38, 56, 0.14);
  --line-strong: rgba(32, 38, 56, 0.26);
  --navy: #263554;
  --sky: #6d91b6;
  --lavender: #8d87b8;
  --pink: #b7839a;
  --white: #ffffff;
  --shadow: 0 28px 90px rgba(38, 53, 84, 0.16);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  padding-top: 74px;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 14%, rgba(109, 145, 182, 0.1), transparent 360px),
    radial-gradient(circle at 88% 18%, rgba(141, 135, 184, 0.1), transparent 420px),
    linear-gradient(180deg, #fbfaf7 0%, #edf2f7 100%);
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  letter-spacing: 0;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  content: "";
  background-image:
    radial-gradient(circle, rgba(38, 53, 84, 0.14) 0 1px, transparent 1.7px),
    radial-gradient(circle, rgba(255, 255, 255, 0.7) 0 1.2px, transparent 2px);
  background-position: 0 0, 120px 80px;
  background-size: 220px 220px, 360px 360px;
}

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

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

.container {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--line);
  background: rgba(251, 250, 247, 0.82);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: max-content;
  gap: 12px;
  font-size: 20px;
  font-weight: 900;
}

.brand img,
.footer-logo {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(38, 53, 84, 0.16);
  border-radius: 999px;
  background: var(--white);
  box-shadow: 0 12px 34px rgba(38, 53, 84, 0.12);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-left: auto;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 12px;
  border-radius: 999px;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--navy);
  background: rgba(255, 255, 255, 0.7);
  transform: translateY(-1px);
}

.download-mini {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  color: #fff !important;
  background: var(--navy) !important;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.download-mini:hover {
  transform: translateY(-1px);
}

.nav-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: max-content;
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--navy);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 28px rgba(38, 53, 84, 0.1);
  cursor: pointer;
}

.nav-toggle span {
  width: 16px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.icon,
.eyebrow svg {
  width: 18px;
  height: 18px;
  flex: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  gap: 10px;
  padding: 12px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--navy);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 16px 46px rgba(38, 53, 84, 0.1);
  font-weight: 900;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 60px rgba(38, 53, 84, 0.15);
  background: #fff;
}

.btn-primary {
  color: #fff;
  border-color: var(--navy);
  background: var(--navy);
}

.btn-primary:hover {
  color: var(--navy);
}

.text-link {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  color: var(--navy);
  font-size: 15px;
  font-weight: 900;
}

.text-link::after {
  margin-left: 8px;
  content: ">";
  color: var(--sky);
  transition: transform 0.18s ease;
}

.text-link:hover::after {
  transform: translateX(3px);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 640px;
  background:
    radial-gradient(circle at 12% 28%, rgba(255, 255, 255, 0.74), transparent 420px),
    radial-gradient(circle at 78% 18%, rgba(109, 145, 182, 0.08), transparent 520px);
}

.star-field {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  background-image:
    radial-gradient(circle, rgba(38, 53, 84, 0.14) 0 1px, transparent 1.8px),
    radial-gradient(circle, rgba(255, 255, 255, 0.74) 0 1.2px, transparent 2px);
  background-size: 240px 240px, 380px 380px;
  background-position: 0 0, 110px 80px;
}

.star-field::before,
.star-field::after,
.meteor {
  display: none;
}

.star {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(38, 53, 84, 0.24);
}

.star::before,
.star::after {
  display: none;
}

.star-a { top: 18%; left: 14%; }
.star-b { top: 28%; right: 28%; opacity: 0.45; }
.star-c { right: 12%; bottom: 23%; opacity: 0.38; }
.star-d { left: 43%; bottom: 15%; opacity: 0.32; }

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1fr);
  align-items: center;
  min-height: 640px;
  gap: 70px;
  padding: 38px 0;
}

.phone-stage {
  position: relative;
  display: grid;
  align-items: center;
  justify-items: center;
  min-height: 560px;
}

.phone-stage::before {
  display: none;
}

.phone-stage::after {
  display: none;
}

.phone-frame {
  position: relative;
  z-index: 1;
  width: min(340px, 100%);
  padding: 9px;
  border: 1px solid rgba(38, 53, 84, 0.16);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 18px 54px rgba(38, 53, 84, 0.12);
  overflow: hidden;
}

.phone-frame picture,
.phone-frame img {
  width: 100%;
  height: auto;
}

.phone-frame img {
  border-radius: 25px;
  object-fit: contain;
}

.hero-note {
  position: absolute;
  right: -18px;
  bottom: 34px;
  z-index: 3;
  max-width: 260px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 22px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 18px 52px rgba(38, 53, 84, 0.14);
  backdrop-filter: blur(16px);
}

.hero-note strong {
  display: block;
  margin-bottom: 7px;
  font-size: 15px;
}

.hero-note span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.hero-grid > div:first-child {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  gap: 9px;
  margin-bottom: 24px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--sky);
  background: rgba(255, 255, 255, 0.66);
  font-size: 13px;
  font-weight: 900;
}

.hero-title,
.page-hero h1 {
  margin: 0;
  max-width: 840px;
  color: var(--ink);
  font-size: clamp(50px, 6.8vw, 100px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-title .hero-title-brand,
.hero-title .hero-title-action {
  display: block;
}

.hero-title .hero-title-brand {
  width: fit-content;
  color: var(--ink);
}

.hero-title .hero-title-action {
  max-width: 780px;
  margin-top: 12px;
  color: var(--navy);
  font-size: 0.44em;
  line-height: 1.28;
  font-weight: 900;
}

.hero p {
  max-width: 700px;
  margin: 24px 0 0;
  color: var(--text);
  font-size: 18px;
  line-height: 1.9;
}

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

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 780px;
  margin-top: 42px;
}

.proof-item {
  flex: 1 1 180px;
  min-height: 108px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.5);
}

.proof-item strong {
  display: block;
  margin-bottom: 8px;
  color: var(--sky);
  font-size: 25px;
}

.proof-item span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.62;
}

section {
  position: relative;
  padding: 76px 0;
}

section + section {
  border-top: 1px solid var(--line);
}

main > section:nth-of-type(even) {
  background: rgba(255, 255, 255, 0.28);
}

main > section:nth-of-type(odd):not(.hero) {
  background: rgba(237, 242, 247, 0.22);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 18px 34px;
  margin-bottom: 34px;
}

.section-head > div {
  display: grid;
  gap: 12px;
}

.section-head > p {
  grid-column: 1 / -1;
}

.section-head > .btn,
.section-head > .text-link {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: end;
  justify-self: end;
  width: fit-content;
  max-width: 260px;
  white-space: nowrap;
}

.section-head > .btn {
  min-height: 42px;
  padding: 9px 16px;
  border-color: rgba(38, 53, 84, 0.28);
  background: rgba(255, 255, 255, 0.66);
  box-shadow: 0 10px 30px rgba(38, 53, 84, 0.08);
  font-size: 14px;
}

.section-head > .btn:hover {
  box-shadow: 0 16px 38px rgba(38, 53, 84, 0.12);
}

.section-head > .text-link {
  min-height: 42px;
  padding: 9px 16px;
  border: 1px solid rgba(38, 53, 84, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.66);
  box-shadow: 0 10px 30px rgba(38, 53, 84, 0.08);
  font-size: 14px;
}

.section-head > .text-link:hover {
  box-shadow: 0 16px 38px rgba(38, 53, 84, 0.12);
}

.kicker {
  display: inline-block;
  margin: 0 0 12px;
  color: var(--sky);
  font-size: 13px;
  font-weight: 900;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.1;
  letter-spacing: 0;
}

.section-head h2 {
  display: flex;
  align-items: center;
  gap: 16px;
}

.section-head p {
  width: 100%;
  max-width: none;
  margin: 0;
  color: var(--text);
  line-height: 1.88;
}

.lead {
  max-width: 700px;
  margin: 14px 0 0;
  color: var(--text);
  line-height: 1.88;
}

.editorial-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr);
  gap: 14px;
}

.editorial-item {
  min-height: 190px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.5);
  transition: transform 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.editorial-item:hover,
.feature:hover,
.version:hover,
.timeline-item:hover,
.note:hover,
.faq-item:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 18px 52px rgba(38, 53, 84, 0.1);
}

.editorial-main {
  grid-row: span 4;
  min-height: 100%;
}

.editorial-item h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-size: 22px;
}

.editorial-item p,
.editorial-item li {
  color: var(--text);
  line-height: 1.82;
}

.editorial-item ul {
  padding-left: 20px;
  margin: 14px 0 0;
}

.about-section {
  padding-top: 68px;
}

.about-head {
  align-items: center;
  margin-bottom: 28px;
}

.about-grid {
  grid-template-columns: minmax(0, 1.08fr) repeat(2, minmax(0, 0.46fr));
  gap: 18px;
}

.about-grid .editorial-item {
  min-height: 0;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.64);
}

.about-grid .editorial-main {
  display: flex;
  flex-direction: column;
  grid-column: 1;
  grid-row: span 2;
  gap: 18px;
  padding: 32px;
  border-color: rgba(38, 53, 84, 0.18);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(238, 245, 251, 0.72)),
    rgba(255, 255, 255, 0.72);
  box-shadow: 0 22px 70px rgba(38, 53, 84, 0.1);
}

.about-grid .editorial-main h3 {
  margin-bottom: 0;
  font-size: clamp(28px, 3.1vw, 42px);
  line-height: 1.12;
}

.about-card-label {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--sky);
  font-size: 13px;
  font-weight: 900;
}

.about-card-label span,
.about-card-number {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--sky);
  background: #fff;
  font-size: 13px;
  font-weight: 900;
}

.about-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.about-points span {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  font-weight: 800;
}

.about-download-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: auto;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.74);
}

.about-download-strip strong,
.about-download-strip span {
  display: block;
}

.about-download-strip span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.about-grid .editorial-item:not(.editorial-main) {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 186px;
  padding: 24px;
}

.about-grid .editorial-item:not(.editorial-main) h3 {
  margin: 0;
  font-size: 23px;
}

.about-grid .editorial-item:not(.editorial-main) p {
  margin: 0;
}

.feature-grid,
.version-list,
.timeline,
.note-list {
  display: grid;
  gap: 12px;
}

.feature,
.version,
.timeline-item,
.note {
  display: grid;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.46);
  transition: transform 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.feature {
  grid-template-columns: 54px 210px minmax(0, 1fr);
  align-items: center;
}

.feature svg {
  width: 28px;
  height: 28px;
  color: var(--sky);
}

.feature h3,
.timeline-item h3 {
  margin: 0;
  font-size: 19px;
}

.feature p,
.version p,
.timeline-item p,
.note p {
  margin: 0;
  color: var(--text);
  line-height: 1.72;
}

.version {
  grid-template-columns: 140px 270px minmax(0, 1fr);
  align-items: start;
}

.version strong {
  display: block;
  font-size: 21px;
}

.version span,
.timeline-date,
.note strong {
  color: var(--sky);
  font-weight: 900;
}

.timeline-item {
  grid-template-columns: 145px minmax(0, 1fr);
}

.cta-band {
  position: relative;
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.66);
  box-shadow: var(--shadow);
}

.cta-band::before {
  display: block;
  width: 74px;
  height: 4px;
  margin-bottom: 24px;
  border-radius: 999px;
  content: "";
  background: var(--sky);
}

.cta-band h2 {
  max-width: 860px;
}

.cta-band p {
  max-width: 760px;
  color: var(--text);
  line-height: 1.86;
}

.version-download-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 190px;
  align-items: center;
  gap: 42px;
}

.version-download-cta::before {
  position: absolute;
  left: 42px;
  top: 42px;
  margin: 0;
}

.version-download-copy {
  min-width: 0;
  padding-top: 28px;
}

.version-download-copy h2,
.version-download-copy p {
  max-width: 760px;
}

.version-download-logo {
  display: grid;
  place-items: center;
  justify-self: end;
  width: 176px;
  aspect-ratio: 1;
  border: 1px solid rgba(38, 53, 84, 0.1);
  border-radius: 36px;
  background: rgba(255, 255, 255, 0.56);
}

.version-download-logo img {
  width: 128px;
  height: 128px;
  object-fit: contain;
}

.home-page .hero-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 760px;
  gap: 0;
  margin-top: 38px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.home-page .proof-item {
  min-height: 0;
  padding: 18px 22px 18px 0;
  border: 0;
  border-right: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
}

.home-page .proof-item:last-child {
  border-right: 0;
  padding-right: 0;
  padding-left: 22px;
}

.home-page .proof-item:nth-child(2) {
  padding-left: 22px;
}

.home-page .about-grid {
  grid-template-columns: minmax(0, 1.08fr) repeat(2, minmax(0, 0.46fr));
  gap: 18px;
  padding-top: 24px;
}

.home-page .about-grid .editorial-item,
.home-page .about-grid .editorial-main {
  min-height: 0;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.64);
}

.home-page .about-grid .editorial-main {
  grid-column: 1;
  grid-row: span 2;
  gap: 18px;
  padding: 32px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(238, 245, 251, 0.72)),
    rgba(255, 255, 255, 0.72);
  box-shadow: 0 22px 70px rgba(38, 53, 84, 0.1);
}

.home-page .about-grid .editorial-item:not(.editorial-main) {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  align-content: start;
  gap: 12px;
  min-height: 186px;
  padding: 24px;
  border-bottom: 1px solid var(--line);
}

.home-page .about-grid .editorial-item:not(.editorial-main) h3,
.home-page .about-grid .editorial-item:not(.editorial-main) p {
  grid-column: auto;
}

.home-page .about-grid .editorial-item:not(.editorial-main) h3 {
  align-self: end;
}

.home-page .about-card-number {
  grid-row: auto;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--sky);
  font-size: 13px;
  line-height: normal;
}

.home-page .about-download-strip {
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.74);
}

.home-page .about-points span {
  border-radius: 0;
  background: transparent;
}

.home-page .feature-grid,
.home-page .version-list,
.home-page .timeline {
  gap: 0;
  border-top: 1px solid var(--line);
}

.home-page .feature,
.home-page .version,
.home-page .timeline-item {
  padding: 26px 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.home-page .feature:hover,
.home-page .version:hover,
.home-page .timeline-item:hover,
.home-page .editorial-item:hover {
  transform: none;
  background: transparent;
  box-shadow: none;
}

.home-page .feature {
  grid-template-columns: 44px minmax(180px, 0.32fr) minmax(0, 1fr);
}

.home-page .feature svg {
  width: 24px;
  height: 24px;
}

.home-page .version {
  grid-template-columns: 150px minmax(240px, 0.36fr) minmax(0, 1fr);
}

.home-page .version-board-home {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1fr);
  gap: 46px;
  align-items: stretch;
  border-top: 1px solid var(--line);
}

.home-page .version-more-link {
  justify-self: end;
  align-self: end;
  margin-bottom: 0;
}

.home-page .version-board-home .version-featured {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
  min-height: 320px;
  padding: 34px 38px 34px 0;
  border-bottom: 0;
}

.home-page .version-board-home .version-featured strong {
  max-width: 480px;
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1.05;
}

.home-page .version-board-home .version-featured p {
  max-width: 520px;
}

.home-page .version-board-home .version-featured .btn {
  width: fit-content;
  margin-top: 8px;
}

.home-page .version-track {
  position: relative;
  display: grid;
  align-content: center;
  gap: 0;
  padding: 34px 0 34px 42px;
  border-left: 1px solid var(--line);
}

.home-page .version-track::before {
  position: absolute;
  left: -5px;
  top: 50px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  content: "";
  background: var(--sky);
  box-shadow: 0 142px 0 rgba(109, 145, 182, 0.55);
}

.home-page .version-track .version {
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 14px 24px;
  padding: 0 0 34px;
  border-bottom: 0;
}

.home-page .version-track .version + .version {
  padding-top: 34px;
  border-top: 1px solid var(--line);
}

.home-page .version-track .version p {
  grid-column: 2;
}

.home-page .timeline-item {
  grid-template-columns: 150px minmax(0, 1fr);
}

.home-page #faq .home-faq-layout {
  display: grid;
  gap: 34px;
  align-items: start;
}

.home-page #faq .home-faq-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px 34px;
  max-width: none;
  align-items: end;
}

.home-page #faq .home-faq-intro h2 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(32px, 3.6vw, 48px);
  line-height: 1.15;
  text-wrap: balance;
}

.home-page #faq .home-faq-intro p {
  max-width: 780px;
  margin: 0;
  color: var(--text);
  font-size: 16px;
  line-height: 1.85;
}

.home-page #faq .home-faq-intro .btn {
  grid-column: 2;
  grid-row: 1 / span 3;
  width: fit-content;
}

.home-page #faq .home-faq-board {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  width: 100%;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.home-page #faq .home-faq-card {
  display: grid;
  align-content: start;
  gap: 10px;
  min-height: 0;
  padding: 26px 28px;
  border: 0;
  border-right: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.home-page #faq .home-faq-card:last-child {
  border-right: 0;
}

.home-page #faq .home-faq-card-main {
  grid-column: auto;
  min-height: 0;
  padding: 26px 28px 26px 0;
  background: transparent;
}

.home-page #faq .home-faq-card span {
  color: var(--sky);
  font-size: 13px;
  font-weight: 900;
}

.home-page #faq .home-faq-card h3 {
  max-width: 100%;
  margin: 0;
  color: var(--ink);
  font-size: clamp(22px, 2vw, 28px);
  line-height: 1.2;
}

.home-page #faq .home-faq-card-main h3 {
  max-width: 100%;
  font-size: clamp(22px, 2vw, 28px);
}

.home-page #faq .home-faq-card p {
  max-width: 100%;
  margin: 0;
  color: var(--text);
  line-height: 1.82;
}

.home-page #faq .home-faq-card a {
  justify-self: start;
  margin-top: 8px;
  color: var(--navy);
  font-weight: 900;
}

.home-page .cta-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: center;
  gap: 42px;
  padding: 44px 0 0;
  border: 0;
  border-top: 0;
  border-radius: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.22), transparent 58%),
    transparent;
  box-shadow: none;
  overflow: visible;
}

.home-page .cta-band::before {
  position: absolute;
  left: 0;
  top: 44px;
  width: 74px;
  height: 4px;
  margin: 0 0 24px;
  border-radius: 999px;
  content: "";
  background: var(--sky);
}

.download-cta-copy h2 {
  max-width: 760px;
  font-size: clamp(34px, 4.6vw, 64px);
  line-height: 1.08;
}

.download-cta-copy {
  padding-top: 28px;
}

.download-cta-copy p:not(.kicker) {
  max-width: 720px;
  font-size: 17px;
}

.download-cta-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.download-cta-points span {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  font-weight: 900;
}

.download-cta-card {
  display: grid;
  gap: 18px;
  padding: 4px 0 4px 30px;
  border-left: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.download-cta-app {
  display: flex;
  align-items: center;
  gap: 14px;
}

.download-cta-app img {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  box-shadow: 0 8px 20px rgba(38, 53, 84, 0.1);
}

.download-cta-app strong,
.download-cta-app span {
  display: block;
}

.download-cta-app strong {
  font-size: 24px;
}

.download-cta-app span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.download-cta-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.download-cta-meta span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.download-cta-meta strong {
  color: var(--ink);
  font-size: 18px;
}

.download-cta-main {
  width: 100%;
  min-height: 58px;
  font-size: 17px;
  box-shadow: 0 10px 24px rgba(38, 53, 84, 0.16);
}

.download-cta-link {
  color: var(--navy);
  text-align: center;
  font-size: 14px;
  font-weight: 900;
}

.reviews-section {
  padding-top: 68px;
}

.reviews-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.34fr) minmax(0, 1fr);
  gap: 32px;
  padding-top: 18px;
}

.reviews-head {
  align-self: start;
  position: sticky;
  top: 98px;
}

.reviews-head h2 {
  margin-bottom: 18px;
}

.reviews-head p {
  max-width: 460px;
  color: var(--text);
  line-height: 1.86;
}

.review-score {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 26px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
}

.review-score strong {
  color: var(--navy);
  font-size: 42px;
  line-height: 1;
}

.review-score span,
.review-stars {
  color: #6d91b6;
  letter-spacing: 2px;
  font-weight: 900;
}

.review-score p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.review-insights {
  display: grid;
  gap: 14px;
  margin-top: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.5);
}

.review-insights strong {
  color: var(--ink);
  font-size: 16px;
}

.review-insights a {
  display: block;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.review-insights a:hover span {
  color: var(--navy);
}

.review-insights span,
.review-insights em {
  display: block;
}

.review-insights span {
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
}

.review-insights em {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
  line-height: 1.55;
}

.review-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.review-item {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 260px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.58);
  box-shadow: 0 18px 54px rgba(38, 53, 84, 0.07);
}

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

.review-user > span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  color: #fff;
  background: var(--navy);
  font-weight: 900;
}

.review-user strong,
.review-user em {
  display: block;
}

.review-user strong {
  color: var(--ink);
  font-weight: 900;
}

.review-user em {
  margin-top: 3px;
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
}

.review-item p {
  margin: 0;
  color: var(--text);
  line-height: 1.78;
}

.review-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.review-tags span {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--sky);
  background: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  font-weight: 900;
}

.site-footer {
  padding: 44px 0 32px;
  border-top: 1px solid var(--line);
  background: rgba(29, 36, 55, 0.94);
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 30px;
  align-items: start;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
}

.footer-text {
  max-width: 560px;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.78;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 18px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.footer-links a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.copyright {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 74px 0 52px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 14% 18%, rgba(255, 255, 255, 0.76), transparent 300px),
    radial-gradient(circle at 82% 12%, rgba(139, 130, 189, 0.06), transparent 360px),
    rgba(255, 255, 255, 0.36);
}

.page-hero::after {
  position: absolute;
  right: 7%;
  top: 32px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(93, 111, 150, 0.08);
  border-radius: 50%;
  content: "";
}

.page-hero h1 {
  font-size: clamp(42px, 5vw, 76px);
}

.page-title-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.content-panel,
.reading-copy,
.observatory-copy,
.launch-copy,
.faq-list {
  color: var(--ink);
}

.content-panel p,
.reading-copy p,
.observatory-copy p,
.launch-copy p {
  color: var(--text);
  line-height: 1.9;
}

.content-panel h2,
.reading-copy h2,
.observatory-copy h2,
.launch-copy h2 {
  margin-top: 32px;
}

.reading-tags,
.version-radar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.reading-tags span,
.version-radar span {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.58);
  font-size: 14px;
  font-weight: 800;
}

.reading-layout,
.observatory-layout,
.faq-layout,
.launch-layout {
  display: grid;
  gap: 54px;
  align-items: start;
}

.reading-layout {
  grid-template-columns: minmax(0, 1fr) 320px;
}

.reading-copy {
  padding-right: 34px;
  border-right: 1px solid var(--line);
}

.reading-panel,
.faq-index,
.launch-checklist,
.version-board {
  position: sticky;
  top: 96px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.62);
  box-shadow: var(--shadow);
}

.reading-panel strong,
.faq-index strong {
  display: block;
  margin-bottom: 14px;
  color: var(--sky);
  font-size: 18px;
}

.reading-panel ol {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 20px;
  color: var(--text);
  line-height: 1.7;
}

.observatory-layout {
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.25fr);
}

.version-board {
  display: grid;
  gap: 0;
  padding: 0;
  overflow: hidden;
}

.version-board .version {
  display: block;
  padding: 24px;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  box-shadow: none;
}

.version-board .version:last-child {
  border-bottom: 0;
}

.version-board .version strong {
  margin: 8px 0 10px;
}

.observatory-copy,
.launch-copy {
  border-top: 1px solid var(--line);
}

.faq-layout {
  grid-template-columns: 300px minmax(0, 1fr);
}

.faq-index {
  display: grid;
  gap: 10px;
}

.faq-index a {
  color: var(--text);
  line-height: 1.6;
}

.faq-index a:hover {
  color: var(--sky);
}

.faq-list {
  display: grid;
  gap: 18px;
}

.faq-item {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.56);
  transition: transform 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.faq-item h2 {
  margin-top: 0;
  font-size: clamp(24px, 3vw, 34px);
}

.faq-item p {
  color: var(--text);
  line-height: 1.9;
}

.launch-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  max-width: 780px;
  margin-top: 30px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.66);
  box-shadow: var(--shadow);
}

.launch-panel strong,
.launch-panel span {
  display: block;
}

.launch-panel span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 14px;
}

.launch-layout {
  grid-template-columns: 380px minmax(0, 1fr);
}

.launch-copy {
  padding-top: 8px;
}

.reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.page-redesign h1 {
  margin: 0;
  max-width: 920px;
  color: var(--ink);
  font-size: clamp(36px, 3.5vw, 56px);
  line-height: 1.12;
  letter-spacing: 0;
  text-wrap: balance;
}

.page-redesign .lead {
  max-width: 720px;
  color: var(--text);
  font-size: 17px;
  line-height: 1.85;
}

.faq-desk-hero {
  padding: 66px 0 46px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 18% 28%, rgba(255, 255, 255, 0.82), transparent 300px),
    linear-gradient(180deg, rgba(251, 250, 247, 0.78), rgba(237, 242, 247, 0.36));
}

.faq-desk-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  align-items: center;
  gap: 42px;
}

.faq-search-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 18px 58px rgba(38, 53, 84, 0.1);
}

.faq-search-card span {
  display: block;
  margin-bottom: 9px;
  color: var(--sky);
  font-size: 13px;
  font-weight: 900;
}

.faq-search-card strong {
  display: block;
  color: var(--ink);
  font-size: 25px;
  line-height: 1.2;
}

.faq-search-card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.faq-workspace-section {
  padding-top: 42px;
}

.faq-workspace {
  display: grid;
  gap: 28px;
}

.faq-workspace .faq-index {
  position: static;
  top: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.64);
  box-shadow: none;
}

.faq-workspace .faq-index strong {
  margin: 0 8px 0 0;
  color: var(--sky);
  font-size: 15px;
}

.faq-workspace .faq-index a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  line-height: 1;
}

.faq-groups {
  display: grid;
  gap: 0;
}

.faq-group-label {
  width: fit-content;
  margin: 34px 0 14px;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--sky);
  background: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  font-weight: 900;
}

.faq-group-label:first-child {
  margin-top: 0;
}

.faq-row {
  display: grid;
  grid-template-columns: minmax(220px, 0.36fr) minmax(0, 1fr);
  gap: 30px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.faq-row h2 {
  margin: 0;
  font-size: clamp(24px, 2.4vw, 36px);
  line-height: 1.16;
}

.faq-row p {
  margin: 0;
  color: var(--text);
  line-height: 1.9;
}

.faq-action-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.reading-showcase,
.version-archive-hero,
.download-command-hero {
  overflow: hidden;
  padding: 66px 0 54px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 18% 26%, rgba(255, 255, 255, 0.78), transparent 320px),
    linear-gradient(180deg, rgba(251, 250, 247, 0.74), rgba(237, 242, 247, 0.36));
}

.reading-showcase-grid,
.version-archive-grid,
.download-command-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.38fr);
  align-items: center;
  gap: 48px;
}

.reading-showcase-copy,
.version-archive-copy,
.download-command-copy,
.faq-desk-copy {
  min-width: 0;
}

.reader-preview {
  min-height: 420px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 18px 58px rgba(38, 53, 84, 0.1);
}

.reader-cover-preview {
  position: relative;
  display: grid;
  align-content: start;
  gap: 16px;
  min-height: 500px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(237, 242, 247, 0.62)),
    rgba(255, 255, 255, 0.74);
}

.reader-app-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.reader-app-bar span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.reader-app-bar strong {
  color: var(--navy);
  font-size: 18px;
}

.reader-shelf {
  display: grid;
  gap: 12px;
}

.reader-book {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 16px 42px rgba(38, 53, 84, 0.08);
}

.reader-book-large {
  grid-template-columns: 128px minmax(0, 1fr);
  padding: 14px;
}

.reader-book picture,
.reader-book img {
  display: block;
  width: 100%;
  height: 100%;
}

.reader-book picture {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 16px;
  background: #fff;
}

.reader-book img {
  object-fit: cover;
}

.reader-book span,
.reader-book strong,
.reader-book p {
  display: block;
}

.reader-book span {
  color: var(--sky);
  font-size: 13px;
  font-weight: 900;
}

.reader-book strong {
  margin-top: 6px;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.2;
}

.reader-book p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.reader-continue {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding: 14px;
  border-radius: 18px;
  color: #fff;
  background: var(--navy);
}

.reader-continue > span {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}

.reader-continue strong,
.reader-continue p {
  display: block;
}

.reader-continue p {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.reader-toolbar,
.reader-progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.reader-toolbar span {
  width: 36px;
  height: 5px;
  border-radius: 999px;
  background: rgba(38, 53, 84, 0.12);
}

.reader-page-stack {
  position: relative;
  height: 310px;
  margin: 22px 0;
}

.reader-page {
  position: absolute;
  inset: 0;
  border: 1px solid var(--line);
  border-radius: 22px;
  background:
    linear-gradient(90deg, rgba(38, 53, 84, 0.08), transparent 1px),
    linear-gradient(180deg, rgba(38, 53, 84, 0.08), transparent 1px),
    linear-gradient(145deg, #ffffff, #eef4fb);
  background-size: 34px 34px, 34px 34px, auto;
}

.reader-page::before,
.reader-page::after {
  position: absolute;
  content: "";
  border-radius: 18px;
  background: rgba(38, 53, 84, 0.08);
}

.reader-page::before {
  left: 26px;
  top: 28px;
  width: 42%;
  height: 58%;
}

.reader-page::after {
  right: 28px;
  bottom: 28px;
  width: 36%;
  height: 44%;
}

.reader-page.page-a {
  transform: rotate(-3deg) translate(-16px, 14px);
}

.reader-page.page-b {
  transform: rotate(2deg) translate(16px, 6px);
}

.reader-page.page-c {
  background: #fff;
}

.reader-progress {
  height: 8px;
  border-radius: 999px;
  background: rgba(38, 53, 84, 0.12);
}

.reader-progress span {
  width: 62%;
  height: 100%;
  border-radius: inherit;
  background: var(--navy);
}

.reader-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.reader-flow-item,
.install-step {
  min-height: 250px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.54);
}

.reader-flow-item span,
.version-node > span,
.install-step span {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 22px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--sky);
  background: rgba(255, 255, 255, 0.76);
  font-weight: 900;
}

.reader-flow-item h3,
.install-step h3 {
  margin: 0;
  font-size: 24px;
}

.reader-flow-item p,
.reader-note p,
.reader-habit-panel p,
.version-current-card p,
.version-node p,
.version-brief p,
.version-focus li,
.download-file-card dd,
.install-step p,
.download-help-item p,
.service-note-panel p {
  color: var(--text);
  line-height: 1.82;
}

.reader-detail-grid,
.version-brief-grid,
.download-help-grid,
.service-note-panel {
  display: grid;
  gap: 28px;
}

.reader-detail-grid {
  grid-template-columns: minmax(0, 1fr) 340px;
}

.reader-note,
.reader-habit-panel,
.version-current-card,
.version-brief,
.version-focus,
.download-file-card {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.66);
  box-shadow: 0 18px 58px rgba(38, 53, 84, 0.08);
}

.download-file-app {
  display: flex;
  align-items: center;
  gap: 14px;
}

.download-file-app img {
  width: 56px;
  height: 56px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(38, 53, 84, 0.1);
}

.reader-habit-panel {
  display: grid;
  align-content: center;
  gap: 18px;
}

.reader-habit-panel strong,
.version-focus strong {
  color: var(--sky);
  font-size: 20px;
}

.reader-habit-panel div {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.reader-install-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.reader-install-list div {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.56);
}

.reader-install-list span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: #fff;
  background: var(--navy);
  font-size: 13px;
  font-weight: 900;
}

.reader-install-list p {
  margin: 0;
}

.reader-habit-panel span,
.version-focus span {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
  font-weight: 900;
}

.version-current-card span,
.download-file-card span {
  display: block;
  margin-bottom: 10px;
  color: var(--sky);
  font-size: 13px;
  font-weight: 900;
}

.version-current-card strong,
.download-file-card strong {
  display: block;
  color: var(--ink);
  font-size: 27px;
  line-height: 1.2;
}

.version-current-card .btn {
  margin-top: 14px;
}

.version-map {
  position: relative;
}

.version-map::before {
  position: absolute;
  left: 22px;
  top: 18px;
  bottom: 18px;
  width: 1px;
  content: "";
  background: var(--line-strong);
}

.version-node {
  position: relative;
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 26px;
  padding: 22px 0;
}

.version-node > span {
  position: relative;
  z-index: 1;
  margin-bottom: 0;
}

.version-node h2 {
  font-size: clamp(26px, 3.2vw, 42px);
}

.version-download-btn {
  margin-top: 16px;
}

.version-brief-grid,
.download-help-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.version-focus ul {
  display: grid;
  gap: 16px;
  padding: 0;
  margin: 18px 0 0;
  list-style: none;
}

.version-focus li {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.download-file-card dl {
  display: grid;
  gap: 0;
  margin: 24px 0 0;
}

.download-file-card dl div {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-top: 1px solid var(--line);
}

.download-file-card dt {
  color: var(--sky);
  font-weight: 900;
}

.download-file-card dd {
  margin: 0;
}

.download-help-section {
  padding-bottom: 46px;
}

.service-note-section {
  padding-top: 46px;
}

.download-help-grid {
  display: grid;
  gap: 0;
  grid-template-columns: 1fr;
  max-width: 1060px;
}

.download-help-item {
  display: grid;
  grid-template-columns: minmax(260px, 0.38fr) minmax(0, 1fr);
  gap: 44px;
  padding: 32px 0;
}

.download-help-item + .download-help-item {
  border-top: 1px solid var(--line);
}

.download-help-item h2 {
  margin: 0;
  max-width: 360px;
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.15;
}

.download-help-item p {
  max-width: 760px;
  margin: 0;
}

.download-help-item p + p {
  margin-top: 14px;
}

.install-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.service-note-panel {
  max-width: 1060px;
  grid-template-columns: minmax(260px, 0.38fr) minmax(0, 1fr);
  gap: 44px;
  align-items: start;
}

.service-note-panel h2 {
  margin: 0;
  max-width: 320px;
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.15;
}

.service-note-panel p:first-child {
  margin-top: 0;
}

.service-note-panel .section-actions {
  margin-top: 22px;
}

.page-redesign .section-head {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 18px 34px;
  margin-bottom: 30px;
}

.page-redesign h2 {
  max-width: 680px;
  color: var(--ink);
  font-size: clamp(28px, 2.7vw, 38px);
  line-height: 1.18;
  text-wrap: balance;
}

.page-redesign .section-head p {
  width: 100%;
  max-width: none;
  margin-top: 0;
  color: var(--text);
  font-size: 16px;
  line-height: 1.9;
}

.page-redesign .page-title-row {
  display: block;
  margin-bottom: 18px;
}

.reading-flow-section {
  padding-top: 62px;
}

.reader-flow {
  align-items: stretch;
}

.reader-flow-item {
  min-height: 0;
}

.reader-flow-item h3 {
  margin-bottom: 12px;
}

.reader-flow-item p {
  margin: 0;
}

.reading-detail-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.reading-detail-item,
.reading-seo-faq article {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.58);
  box-shadow: 0 18px 54px rgba(38, 53, 84, 0.07);
}

.reading-detail-item span {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--sky);
  font-size: 13px;
  font-weight: 900;
}

.reading-detail-item h3,
.reading-seo-faq h3 {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.28;
}

.reading-detail-item p,
.reading-seo-faq p {
  margin: 0;
  color: var(--text);
  line-height: 1.82;
}

.reading-seo-faq {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

@media (max-width: 980px) {
  body {
    padding-top: 65px;
  }

  .site-header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1000;
  }

  .nav {
    align-items: center;
    flex-direction: row;
    gap: 7px;
    justify-content: space-between;
    min-height: 0;
    padding: 11px 0;
  }

  body {
    background: linear-gradient(180deg, #fbfaf7 0%, #edf2f7 100%);
  }

  .hero {
    background: linear-gradient(180deg, rgba(251, 250, 247, 0.74), rgba(237, 242, 247, 0.26));
  }

  .nav-links {
    position: fixed;
    inset: 0 0 0 auto;
    z-index: 60;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: min(78vw, 300px);
    height: 100vh;
    gap: 8px;
    padding: 86px 20px 24px;
    overflow-y: auto;
    color: var(--navy);
    font-size: 16px;
    background: rgba(251, 250, 247, 0.98);
    border-left: 1px solid var(--line);
    box-shadow: none;
    pointer-events: none;
    transform: translateX(104%);
    transition: transform 0.22s ease;
    visibility: hidden;
  }

  .nav-links a {
    display: flex;
    min-height: 48px;
    padding: 0 16px;
    border: 1px solid rgba(38, 53, 84, 0.08);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.68);
  }

  .nav-links.is-open {
    pointer-events: auto;
    transform: translateX(0);
    visibility: visible;
  }

  .nav-links a.active {
    color: #fff;
    background: var(--navy);
  }

  .nav-actions {
    gap: 7px;
    margin-left: auto;
  }

  .download-mini {
    min-height: 38px;
    padding: 0 14px;
    font-size: 13px;
    box-shadow: 0 12px 26px rgba(38, 53, 84, 0.18);
  }

  .nav-toggle {
    position: relative;
    z-index: 65;
    display: inline-flex;
    width: 38px;
    height: 38px;
  }

  body.nav-open {
    overflow: hidden;
  }

  body.nav-open .site-header {
    z-index: 1000;
  }

  body.nav-open::before {
    position: fixed;
    inset: 0;
    z-index: 55;
    content: "";
    background: rgba(12, 18, 32, 0.36);
    backdrop-filter: blur(3px);
  }

  .hero-grid,
  .section-head,
  .footer-grid,
  .reading-layout,
  .observatory-layout,
  .faq-layout,
  .launch-layout {
    grid-template-columns: 1fr;
  }

  .section-head {
    align-items: start;
    gap: 12px;
  }

  .section-head > div,
  .section-head > p,
  .section-head > .btn,
  .section-head > .text-link {
    grid-column: 1;
  }

  .section-head > .btn,
  .section-head > .text-link {
    grid-row: auto;
    justify-self: start;
    align-self: start;
  }

  .hero-grid {
    min-height: auto;
    padding: 34px 0 46px;
  }

  .phone-stage {
    min-height: auto;
    margin-top: 18px;
  }

  .phone-frame {
    width: min(300px, 88vw);
  }

  .hero-note {
    position: static;
    max-width: min(300px, 88vw);
    margin-top: 14px;
  }

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

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

  .about-grid .editorial-main {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .editorial-main {
    grid-row: auto;
  }

  .reading-copy {
    padding-right: 0;
    border-right: 0;
  }

  .reading-panel,
  .faq-index,
  .launch-checklist,
  .version-board {
    position: static;
  }

  .launch-panel {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .faq-desk-grid,
  .faq-row,
  .reading-showcase-grid,
  .version-archive-grid,
  .download-command-grid,
  .download-help-item,
  .reader-flow,
  .reader-detail-grid,
  .reading-detail-list,
  .reading-seo-faq,
  .version-brief-grid,
  .download-help-grid,
  .install-steps,
  .service-note-panel {
    grid-template-columns: 1fr;
  }

  .page-redesign .section-head {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .page-redesign .section-head p {
    margin-top: 0;
  }

  .home-page .hero-proof,
  .home-page .about-grid,
  .home-page .feature,
  .home-page .version,
  .home-page .timeline-item {
    grid-template-columns: 1fr;
  }

  .home-page .hero-proof {
    gap: 0;
  }

  .home-page .proof-item,
  .home-page .proof-item:nth-child(2),
  .home-page .proof-item:last-child {
    padding: 18px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .home-page .proof-item:last-child {
    border-bottom: 0;
  }

  .home-page .about-grid {
    gap: 30px;
  }

  .home-page .version-board-home {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .home-page #faq .home-faq-layout {
    gap: 28px;
  }

  .home-page #faq .home-faq-intro {
    grid-template-columns: 1fr;
  }

  .home-page #faq .home-faq-intro,
  .home-page #faq .home-faq-intro h2,
  .home-page #faq .home-faq-intro p {
    max-width: none;
  }

  .home-page #faq .home-faq-intro .btn {
    grid-column: auto;
    grid-row: auto;
    justify-self: start;
  }

  .home-page #faq .home-faq-board {
    grid-template-columns: 1fr;
  }

  .home-page #faq .home-faq-card,
  .home-page #faq .home-faq-card-main {
    padding: 22px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .home-page #faq .home-faq-card:last-child {
    border-bottom: 0;
  }

  .home-page .version-more-link {
    justify-self: start;
    align-self: start;
    margin-bottom: 0;
  }

  .home-page .version-board-home .version-featured {
    min-height: 0;
    padding: 28px 0;
    border-bottom: 1px solid var(--line);
  }

  .home-page .version-track {
    padding: 28px 0 0;
    border-left: 0;
  }

  .home-page .version-track::before {
    display: none;
  }

  .home-page .version-track .version,
  .home-page .version-track .version p {
    grid-template-columns: 1fr;
    grid-column: auto;
  }

  .home-page .about-grid .editorial-main {
    grid-row: auto;
  }

  .home-page .about-grid .editorial-item:not(.editorial-main) {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .home-page .cta-band {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .download-cta-card {
    padding: 24px 0 0;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .download-help-item {
    gap: 14px;
  }

  .download-help-item h2,
  .download-help-item p {
    max-width: none;
  }

  .service-note-panel {
    max-width: none;
    gap: 16px;
  }

  .reviews-layout,
  .review-list {
    grid-template-columns: 1fr;
  }

  .reviews-head {
    position: static;
  }

  .review-list {
    grid-column: auto;
  }

  .review-item {
    min-height: 0;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 40px, 1180px);
  }

  .brand {
    gap: 8px;
    font-size: 17px;
  }

  .brand img {
    width: 32px;
    height: 32px;
    box-shadow: 0 8px 18px rgba(38, 53, 84, 0.1);
  }

  section {
    padding: 54px 0;
  }

  .star-field {
    opacity: 0.55;
  }

  .star-b,
  .star-c {
    display: none;
  }

  .hero-title .hero-title-action {
    font-size: 0.48em;
  }

  .phone-frame {
    aspect-ratio: 9 / 16;
  }

  .phone-frame picture,
  .phone-frame img {
    height: 100%;
  }

  .phone-frame img {
    object-fit: cover;
    object-position: center top;
  }

  .hero-proof,
  .feature,
  .version,
  .timeline-item,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .home-page .feature,
  .home-page .version,
  .home-page .timeline-item {
    gap: 10px;
  }

  .home-page #faq .home-faq-intro {
    gap: 18px;
  }

  .home-page #faq .home-faq-intro h2 {
    font-size: clamp(34px, 10vw, 46px);
  }

  .home-page #faq .home-faq-board {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .home-page #faq .home-faq-card,
  .home-page #faq .home-faq-card-main {
    min-height: 0;
    padding: 22px 0;
  }

  .home-page #faq .home-faq-card-main h3 {
    font-size: clamp(28px, 8.6vw, 38px);
  }

  .about-grid .editorial-main {
    padding: 24px;
  }

  .about-download-strip,
  .home-page .about-download-strip {
    align-items: stretch;
    flex-direction: column;
  }

  .about-download-strip .btn {
    width: 100%;
  }

  .home-page .cta-band {
    padding: 34px 0 0;
    border-radius: 0;
  }

  .download-cta-copy h2 {
    font-size: clamp(31px, 9vw, 42px);
  }

  .download-cta-main {
    min-height: 54px;
  }

  .proof-item {
    flex-basis: 100%;
  }

  .hero-note {
    position: static;
    max-width: none;
    margin-top: 14px;
  }

  .page-redesign h1 {
    font-size: clamp(32px, 9vw, 44px);
  }

  .reader-cover-preview {
    min-height: 0;
  }

  .reader-book,
  .reader-book-large {
    grid-template-columns: 92px minmax(0, 1fr);
  }

  .reader-book strong {
    font-size: 19px;
  }

  .section-head h2 {
    align-items: flex-start;
    gap: 12px;
  }

  .faq-desk-hero {
    padding: 46px 0 34px;
  }

  .faq-workspace .faq-index {
    align-items: stretch;
    flex-direction: column;
  }

  .faq-workspace .faq-index a {
    width: 100%;
  }

  .version-download-cta {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .version-download-cta::before {
    left: 42px;
    top: 42px;
  }

  .version-download-logo {
    justify-self: start;
    width: 136px;
    border-radius: 28px;
  }

  .version-download-logo img {
    width: 98px;
    height: 98px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    transition: none;
  }
}

.reading-flow-section .section-head {
  margin-bottom: 28px;
}

.reading-flow-section .section-head h2,
.reading-flow-section .section-head p {
  width: 100%;
  max-width: none;
}