:root {
  --sky: #a1eeff;
  --sky-deep: #7edff6;
  --ink: #050505;
  --paper: #ffffff;
  --muted: #5d6871;
  --line: rgba(5, 5, 5, 0.14);
  --green: #97d414;
  --accent: #e53935;
  --page: 1180px;
  --radius-pill: 999px;
  --shadow: 0 18px 48px rgba(26, 74, 88, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--sky);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body,
button,
a {
  -webkit-font-smoothing: antialiased;
}

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

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid #ffd83d;
  outline-offset: 4px;
}

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

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  color: var(--paper);
  background: var(--ink);
}

.nav-row {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 11px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 14px;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.78);
  transition: color 160ms ease;
}

.nav-links a:hover {
  color: var(--paper);
}

.language-switcher {
  padding: 3px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: rgba(255, 255, 255, 0.08);
}

.language-option {
  min-width: 38px;
  min-height: 30px;
  padding: 4px 9px;
  border: 0;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.76);
  background: transparent;
  font: inherit;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease;
}

.language-option:hover {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.12);
}

.language-option.is-active {
  color: var(--ink);
  background: var(--sky);
}

.nav-menu-toggle {
  display: none;
  min-width: 52px;
  min-height: 42px;
  padding: 8px 13px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 12px;
  align-items: center;
  justify-content: center;
  color: var(--paper);
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.hero {
  position: relative;
  min-height: 610px;
  overflow: hidden;
  background: var(--sky);
}

.hero::after {
  position: absolute;
  inset: auto 0 0;
  z-index: 0;
  height: 62%;
  content: "";
  background: url("/public/index/images/gouji-cloud-horizon.png") right bottom / auto 100% no-repeat;
  pointer-events: none;
}

.hero-layout {
  position: relative;
  z-index: 1;
  min-height: 610px;
  display: grid;
  grid-template-columns: minmax(320px, 0.88fr) minmax(460px, 1.12fr);
  align-items: center;
  gap: 28px;
}

.hero-copy {
  position: relative;
  z-index: 3;
  padding-block: 82px 120px;
}

.eyebrow {
  margin: 0 0 18px;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 650px;
  margin: 0;
  font-size: clamp(44px, 6.2vw, 76px);
  line-height: 1.08;
  letter-spacing: -0.055em;
}

.hero-summary {
  max-width: 590px;
  margin: 24px 0 32px;
  color: #26353b;
  font-size: clamp(17px, 2vw, 21px);
}

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

.primary-button,
.secondary-button {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 28px;
  border: 2px solid var(--ink);
  border-radius: var(--radius-pill);
  font-weight: 800;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.primary-button {
  color: var(--ink);
  background: var(--paper);
  box-shadow: 5px 6px 0 var(--ink);
}

.secondary-button {
  background: transparent;
}

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

.platform-row {
  margin-top: 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #2d3b40;
  font-size: 14px;
  font-weight: 700;
}

.platform-row img {
  width: 27px;
  height: 27px;
  object-fit: contain;
}

.platform-row img[src*="platform-apple-"] {
  filter: brightness(0) saturate(100%);
}

.hero-art {
  position: relative;
  align-self: stretch;
  min-height: 520px;
}

.hero-art .landmark {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 86px;
  width: 29%;
}

.hero-art .mascot {
  position: absolute;
  z-index: 2;
  right: -6%;
  bottom: -2px;
  width: 112%;
  max-width: 780px;
  filter: drop-shadow(0 18px 18px rgba(27, 65, 37, 0.16));
}

.site-footer {
  color: rgba(255, 255, 255, 0.78);
  background: var(--ink);
}

.site-footer .section-heading {
  color: var(--paper);
}

.site-footer .section-lead,
.site-footer .freshness-note {
  color: rgba(255, 255, 255, 0.68);
}

.footer-grid {
  padding: 46px 0 34px;
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: 56px;
}

.footer-grid h2 {
  margin: 0 0 12px;
  color: var(--paper);
  font-size: 16px;
}

.footer-links {
  display: grid;
  gap: 7px;
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--paper);
}

.social-row {
  margin-top: 18px;
  display: flex;
  gap: 10px;
}

.social-row img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.footer-base {
  min-height: 82px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 13px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  color: var(--paper);
  background: var(--ink);
  transform: translateY(-160%);
}

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

.content-section {
  padding: 104px 0;
}

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

.section-sky {
  background: var(--sky);
}

.section-kicker {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.section-heading {
  max-width: 820px;
  margin: 0;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.13;
  letter-spacing: -0.045em;
}

.section-lead {
  max-width: 740px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.signal-bar {
  position: relative;
  z-index: 4;
  margin-top: -36px;
}

.signal-grid {
  padding: 26px 32px;
  border: 2px solid var(--ink);
  border-radius: 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  background: var(--paper);
  box-shadow: 8px 10px 0 var(--ink);
}

.signal-item {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 13px;
}

.signal-number {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--paper);
  background: var(--ink);
  font-size: 15px;
  font-weight: 900;
  line-height: 1;
}

.signal-item > div > strong,
.signal-item > div > span {
  display: block;
}

.signal-item > div > span {
  color: var(--muted);
  font-size: 13px;
}

.feature-grid {
  margin-top: 54px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.feature-card {
  min-height: 100%;
  padding: 28px;
  border: 2px solid var(--ink);
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #f7fcfd;
  box-shadow: 6px 7px 0 var(--ink);
}

.feature-card:nth-child(2) {
  background: #fff6f4;
}

.feature-card:nth-child(3) {
  background: #f6ffe8;
}

.feature-visual {
  height: 220px;
  display: grid;
  place-items: center;
}

.feature-visual img {
  width: 88%;
  max-height: 210px;
  object-fit: contain;
}

.feature-card h3 {
  margin: 14px 0 8px;
  font-size: 23px;
  line-height: 1.3;
}

.feature-card p,
.compact-feature p,
.platform-card p,
.step-card p {
  margin: 0;
  color: var(--muted);
}

.compact-features {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.compact-feature {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--paper);
}

.compact-feature img {
  width: 92px;
  height: 82px;
  margin-bottom: 16px;
  object-fit: contain;
  object-position: left center;
}

.compact-feature h3 {
  margin: 0 0 7px;
  font-size: 18px;
}

.download-panel {
  padding: 58px;
  border-radius: 32px;
  color: var(--paper);
  background: var(--ink);
  box-shadow: var(--shadow);
}

.download-panel .section-lead {
  color: rgba(255, 255, 255, 0.7);
}

.platform-cards {
  margin-top: 38px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.platform-card {
  min-height: 224px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  background: #171717;
  transition: transform 160ms ease, border-color 160ms ease;
}

.platform-card:hover {
  border-color: rgba(255, 255, 255, 0.55);
  transform: translateY(-3px);
}

.platform-card img {
  width: 48px;
  height: 48px;
  margin-bottom: 28px;
  object-fit: contain;
}

.platform-card img[src*="platform-apple-"] {
  filter: drop-shadow(0 0 10px rgba(122, 226, 255, 0.22));
}

.platform-card h3 {
  margin: 0 0 6px;
  font-size: 20px;
}

.platform-card p {
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
}

.platform-link {
  margin-top: auto;
  padding-top: 18px;
  color: var(--sky);
  font-weight: 800;
}

.steps-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.step-card {
  padding: 30px;
  border-top: 5px solid var(--ink);
  background: #f7fcfd;
}

.step-card strong {
  width: 44px;
  height: 44px;
  margin-bottom: 22px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--paper);
  background: var(--ink);
}

.step-card h3 {
  margin: 0 0 8px;
  font-size: 21px;
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: 72px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.12);
}

.faq-list summary {
  padding: 20px 22px;
  cursor: pointer;
  color: var(--paper);
  font-weight: 800;
}

.faq-list details p {
  margin: 0;
  padding: 0 22px 22px;
  color: #31464e;
}

.freshness-note {
  margin-top: 28px;
  font-size: 13px;
  color: #38525c;
}

.news-section {
  padding: 96px 0 106px;
  background: var(--paper);
}

.news {
  width: min(calc(100% - 40px), var(--page));
  margin-inline: auto;
  padding: 54px 58px;
  border: 2px solid var(--ink);
  border-radius: 30px;
  background: #f7fcfd;
  box-shadow: 8px 10px 0 var(--ink);
}

.news-title {
  margin: 8px 0 0;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.04em;
}

.news-desc {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.news-list {
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
  border-bottom: 1px solid var(--line);
  color: transparent;
  font-size: 0;
}

.news-list[hidden] {
  display: none !important;
}

.template-local-note {
  margin: 30px 0 0;
  padding: 18px 20px;
  border: 1px dashed rgba(5, 5, 5, 0.3);
  border-radius: 16px;
  color: #38525c;
  background: #f7fcfd;
  font-size: 14px;
  line-height: 1.7;
}

.template-local-preview {
  min-height: 220px;
  display: grid;
  place-items: center;
}

.template-local-preview .template-local-note {
  max-width: 620px;
  margin: 0;
  text-align: center;
}

.news-item {
  padding: 19px 2px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  color: var(--ink);
}

.news-link {
  min-width: 0;
  font-size: 17px;
  font-weight: 800;
  overflow-wrap: anywhere;
  transition: color 160ms ease;
}

.news-link:hover {
  color: #087f9d;
}

.news-time {
  min-width: 104px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  color: var(--ink);
  background: var(--sky);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

.news-more {
  margin-top: 34px;
}

.news-more a {
  min-height: 48px;
  padding: 11px 22px;
  border: 2px solid var(--ink);
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--paper);
  background: var(--ink);
  box-shadow: 0 5px 0 var(--sky-deep);
  font-weight: 800;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.news-more a:hover {
  transform: translateY(-2px);
  box-shadow: 0 7px 0 var(--sky-deep);
}

.blog-hero {
  padding: 92px 0 76px;
  background: var(--sky);
}

.blog-hero-inner {
  position: relative;
}

.blog-hero-inner::after {
  content: "BLOG";
  position: absolute;
  right: 0;
  bottom: -34px;
  color: rgba(5, 5, 5, 0.08);
  font-size: clamp(72px, 13vw, 156px);
  font-weight: 900;
  line-height: 0.8;
  letter-spacing: -0.08em;
  pointer-events: none;
}

.blog-hero h1 {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 8px 0 0;
  font-size: clamp(44px, 7vw, 76px);
  line-height: 1.08;
  letter-spacing: -0.055em;
}

.blog-hero p:last-child {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 22px 0 0;
  color: #263f49;
  font-size: 18px;
}

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

.news-wrap {
  padding: 82px 0 104px;
}

.news-wrap .features {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  align-items: start;
  gap: 28px;
}

.news-wrap .left {
  position: sticky;
  top: 96px;
  padding: 24px;
  border: 2px solid var(--ink);
  border-radius: 22px;
  background: var(--paper);
  box-shadow: 6px 7px 0 var(--ink);
}

.news-wrap .left ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.news-wrap .left a {
  min-height: 48px;
  padding: 10px 16px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  color: var(--ink);
  background: var(--sky);
  font-weight: 900;
}

.news-wrap .left p {
  margin: 18px 2px 0;
  color: var(--muted);
  font-size: 13px;
}

.news-wrap .right {
  min-width: 0;
  padding: 42px;
  border: 2px solid var(--ink);
  border-radius: 28px;
  background: var(--paper);
  box-shadow: 8px 10px 0 var(--ink);
}

.newsc h2 {
  margin: 8px 0 30px;
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.newsc > ul {
  margin: 0;
  padding: 0;
  list-style: none;
  color: transparent;
  font-size: 0;
}

.newsc > ul > li {
  padding: 24px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 24px;
  color: var(--ink);
}

.newsc > ul > li:last-of-type {
  border-bottom: 1px solid var(--line);
}

.news-thumb {
  min-height: 136px;
  overflow: hidden;
  border: 2px solid var(--ink);
  border-radius: 16px;
  background: var(--sky);
}

.news-thumb a,
.news-thumb img {
  width: 100%;
  height: 100%;
  display: block;
}

.news-thumb img {
  aspect-ratio: 11 / 7;
  object-fit: cover;
  transition: transform 220ms ease;
}

.news-thumb:hover img {
  transform: scale(1.035);
}

.news-card-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.news-card-body h3 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.35;
}

.news-card-body h3 a:hover {
  color: #087f9d;
}

.news-card-body p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.news-card-body p a {
  margin-left: 6px;
  color: #087f9d;
  font-weight: 800;
}

.news-meta {
  margin-top: auto;
  padding-top: 18px;
  display: flex;
  justify-content: flex-end;
}

.news-meta span {
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  color: #27414b;
  background: var(--sky);
  font-size: 13px;
  font-weight: 800;
}

.pages {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: transparent;
  font-size: 0;
}

.pages a,
.pages span {
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  background: #f7fcfd;
  font-size: 14px;
  font-weight: 800;
}

.pages .current,
.pages span.current,
.pages a:hover {
  color: var(--paper);
  background: var(--ink);
}

.blog-detail-label {
  margin: 0 0 8px;
  color: #087f9d;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.post-time {
  margin-top: 16px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.blog-detail .content {
  padding: 16px 0 20px;
  color: #38474e;
  font-size: 17px;
}

.blog-detail .content h2,
.blog-detail .content h3 {
  margin: 34px 0 12px;
  color: var(--ink);
  line-height: 1.35;
}

.blog-detail .content img {
  height: auto;
  margin: 26px auto;
  border-radius: 18px;
}

.blog-detail .content a {
  color: #087f9d;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-nav {
  padding: 22px 0;
  border-block: 1px solid var(--line);
  display: grid;
  gap: 8px;
}

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

.article-nav a:hover {
  color: #087f9d;
}

.blog-detail-back {
  min-height: 48px;
  margin-top: 28px;
  padding: 10px 20px;
  border: 2px solid var(--ink);
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  color: var(--paper);
  background: var(--ink);
  font-weight: 800;
}

.article-shell {
  width: min(calc(100% - 40px), 920px);
  margin-inline: auto;
}

.article-hero {
  padding: 92px 0 62px;
  background: var(--sky);
}

.article-hero h1 {
  margin: 0;
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.article-hero p {
  max-width: 700px;
  margin: 20px 0 0;
  color: #30464f;
  font-size: 18px;
}

.article-body {
  padding: 72px 0 100px;
  background: var(--paper);
}

.article-body h2 {
  margin: 48px 0 14px;
  font-size: 28px;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body h3 {
  margin: 30px 0 8px;
  font-size: 20px;
}

.article-body p,
.article-body li {
  color: #38474e;
}

.article-body a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.support-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.support-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #f7fcfd;
}

.support-card img {
  width: 100%;
  max-height: 420px;
  margin-top: 18px;
  border-radius: 12px;
  object-fit: contain;
  background: var(--paper);
}

@media (max-width: 900px) {
  .nav-row {
    position: relative;
  }

  .nav-menu-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    padding: 12px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-top: 0;
    border-radius: 0 0 18px 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 3px;
    background: var(--ink);
    box-shadow: 0 18px 34px rgba(0, 0, 0, 0.24);
  }

  .site-header.nav-open .nav-links {
    display: flex;
  }

  .nav-links a {
    padding: 10px 12px;
    border-radius: 10px;
    display: flex;
  }

  .nav-links a:hover,
  .nav-links a[aria-current="page"] {
    color: var(--ink);
    background: var(--sky);
  }

  .language-switcher {
    width: 100%;
    margin-top: 7px;
    justify-content: space-between;
    border-radius: 12px;
  }

  .language-option {
    min-height: 38px;
    flex: 1;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    min-height: 790px;
  }

  .hero-copy {
    padding: 64px 0 0;
  }

  .hero-art {
    min-height: 390px;
  }

  .hero-art .mascot {
    right: 50%;
    width: min(760px, 132%);
    max-width: none;
    transform: translateX(50%);
  }

  .hero-art .landmark {
    right: 8%;
    bottom: 54px;
  }

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

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

  .compact-features,
  .platform-cards {
    grid-template-columns: 1fr 1fr;
  }

  .faq-layout {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .news-wrap .features {
    grid-template-columns: 1fr;
  }

  .news-wrap .left {
    position: static;
  }
}

@media (max-width: 620px) {
  .shell {
    width: min(calc(100% - 28px), var(--page));
  }

  .nav-row {
    min-height: 62px;
  }

  .brand img {
    width: 38px;
    height: 38px;
  }

  .hero {
    min-height: 720px;
  }

  .hero-layout {
    min-height: 720px;
  }

  .hero-copy {
    padding-top: 46px;
  }

  .hero h1 {
    font-size: clamp(39px, 12vw, 56px);
  }

  .hero-summary {
    margin-block: 18px 26px;
    font-size: 16px;
  }

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

  .platform-row {
    justify-content: center;
  }

  .hero-art {
    min-height: 300px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .content-section {
    padding: 76px 0;
  }

  .signal-grid,
  .compact-features,
  .platform-cards,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .signal-grid {
    padding: 24px;
  }

  .download-panel {
    padding: 34px 22px;
    border-radius: 24px;
  }

  .news-section {
    padding: 72px 0 82px;
  }

  .news {
    width: min(calc(100% - 28px), var(--page));
    padding: 36px 22px;
    border-radius: 24px;
    box-shadow: 6px 8px 0 var(--ink);
  }

  .news-desc {
    font-size: 15px;
  }

  .news-list {
    margin-top: 30px;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .news-time {
    width: max-content;
    min-width: 0;
  }

  .container {
    width: min(calc(100% - 28px), var(--page));
  }

  .blog-hero {
    padding: 70px 0 58px;
  }

  .blog-hero-inner::after {
    bottom: -20px;
    font-size: 72px;
  }

  .blog-hero p:last-child {
    font-size: 16px;
  }

  .news-wrap {
    padding: 58px 0 78px;
  }

  .news-wrap .right {
    padding: 28px 20px;
    border-radius: 22px;
    box-shadow: 6px 8px 0 var(--ink);
  }

  .newsc > ul > li {
    grid-template-columns: 1fr;
  }

  .news-thumb {
    min-height: 180px;
  }

  .article-shell {
    width: min(calc(100% - 28px), 920px);
  }

  .footer-base {
    padding-block: 20px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}