:root {
  --ink: #42465c;
  --muted: #777488;
  --cream: #fffdf5;
  --paper: #fffaf6;
  --coral: #f48bac;
  --coral-deep: #cf5f85;
  --amber: #f6c54a;
  --teal: #6fbd9f;
  --violet: #7fb6e8;
  --line: #efe5dd;
  --shadow: 0 18px 45px rgba(78, 44, 74, 0.11);
  --radius: 20px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
.container {
  width: min(1180px, calc(100% - 40px));
  margin: auto;
}
.top-bar {
  background: linear-gradient(90deg, #fff3ea, #ecfbfb 52%, #f6efff);
  border-bottom: 1px solid rgba(244, 139, 172, 0.12);
  font-size: 13px;
  color: #5a5f76;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  min-height: 34px;
}
.top-bar i,
.live-pill i {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 5px rgba(244, 139, 172, 0.14);
  margin-right: 7px;
}
.top-links {
  display: flex;
  gap: 18px;
}
.top-links a:hover {
  color: var(--coral);
}
header {
  background: rgba(255, 253, 249, 0.95);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(42, 49, 74, 0.06);
}
.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.logo {
  flex: none;
}
.logo img {
  width: 148px;
  height: 52px;
}
.logo:hover {
  transform: translateY(-1px);
}
#mainNav {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
  white-space: nowrap;
}
#mainNav a {
  font-size: 14px;
  color: #525d76;
  padding: 8px 0;
  position: relative;
}
#mainNav a::after {
  content: "";
  position: absolute;
  bottom: 1px;
  left: 0;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--coral), var(--amber));
  transition: width 0.2s;
}
#mainNav a:hover,
#mainNav a.active {
  color: var(--coral-deep);
  font-weight: 700;
}
#mainNav a:hover::after,
#mainNav a.active::after {
  width: 100%;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 9px;
}
.btn-login,
.btn-join,
.hamburger {
  border: 0;
  background: none;
  font: inherit;
  cursor: pointer;
}
.btn-login {
  color: var(--coral-deep);
  font-weight: 700;
  padding: 8px;
}
.btn-join,
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--coral), #ff7b61);
  padding: 11px 18px;
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(244, 139, 172, 0.25);
  font-weight: 700;
  display: inline-block;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.btn-join:hover,
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(244, 139, 172, 0.3);
}
.hamburger {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
}
.search-bar {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
}
.search-inner {
  max-width: 720px;
  margin: auto;
  display: flex;
  border: 1px solid #f1d7d4;
  border-radius: 999px;
  overflow: hidden;
  background: #fff;
}
.search-inner input {
  border: 0;
  outline: 0;
  min-width: 0;
  flex: 1;
  padding: 11px 18px;
  font: inherit;
  color: var(--ink);
}
.search-inner button {
  border: 0;
  background: linear-gradient(135deg, var(--coral), #ff7b61);
  color: #fff;
  font-weight: 700;
  padding: 0 22px;
  cursor: pointer;
}
.breadcrumb {
  background: linear-gradient(90deg, #fff7f0, #fbf8ff);
  border-bottom: 1px solid #f1ebe7;
  font-size: 13px;
  color: #7d8191;
}
.breadcrumb .container {
  padding: 10px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.breadcrumb a {
  color: var(--teal);
}
.breadcrumb b {
  font-size: 18px;
  color: #b7a9a8;
}
.hero-live {
  overflow: hidden;
  background: radial-gradient(
      circle at 85% 25%,
      rgba(34, 167, 165, 0.22),
      transparent 27%
    ),
    radial-gradient(
      circle at 13% 78%,
      rgba(244, 165, 53, 0.22),
      transparent 25%
    ),
    linear-gradient(115deg, #fff8fb 0%, #fffafb 45%, #f3fbff 100%);
  padding: 45px 0 26px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  align-items: center;
  gap: 38px;
}
.hero-copy {
  padding: 22px 0;
}
.live-pill,
.inner-hero span,
.list-intro span,
.section-heading > span,
.contest-panel span,
.app-callout span {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--coral-deep);
}
.live-pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(244, 139, 172, 0.2);
  background: #fff;
  border-radius: 999px;
  padding: 6px 11px;
}
.hero-copy h1 {
  font-size: clamp(42px, 5vw, 68px);
  line-height: 1.05;
  letter-spacing: -0.05em;
  margin: 18px 0 20px;
  color: #2c2e49;
}
.hero-copy h1 em,
.section-heading h2 em,
.inner-hero h1 em,
.app-callout h2 em,
.contest-panel h2 em,
.content-copy h2 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--coral), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-copy p {
  color: #59627a;
  max-width: 620px;
  font-size: 17px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 26px 0;
}
.btn-secondary {
  padding: 10px 18px;
  border: 1px solid #e1d8ed;
  border-radius: 999px;
  color: #655f7a;
  background: #fff;
  font-weight: 700;
}
.stats {
  display: flex;
  gap: 23px;
  flex-wrap: wrap;
  padding-top: 15px;
}
.stats div {
  min-width: 78px;
}
.stats b {
  font-size: 20px;
  display: block;
  color: var(--coral-deep);
}
.stats span {
  display: block;
  color: #7b8192;
  font-size: 12px;
}
.hero-visual {
  position: relative;
}
.hero-visual > img {
  border-radius: 30px;
  box-shadow: var(--shadow);
  width: 100%;
  min-height: 400px;
  object-fit: cover;
}
.hero-live-card {
  position: absolute;
  right: 18px;
  bottom: 18px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  padding: 13px 15px;
  border-radius: 15px;
  box-shadow: 0 10px 28px rgba(36, 43, 69, 0.17);
  display: grid;
  gap: 2px;
  min-width: 170px;
}
.hero-live-card span {
  font-size: 12px;
  font-weight: 700;
  color: var(--coral-deep);
}
.hero-live-card span i {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--coral);
  margin-right: 5px;
}
.hero-live-card b {
  font-size: 18px;
}
.hero-live-card small {
  color: var(--muted);
}
.section {
  padding: 70px 0;
}
.section-soft {
  background: linear-gradient(135deg, #fff9f4, #f4fffe 55%, #fbf7ff);
}
.section-heading {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 34px;
}
.section-heading.left {
  text-align: left;
  margin-left: 0;
}
.section-heading h2,
.contest-panel h2,
.app-callout h2,
.content-copy h2 {
  font-size: clamp(29px, 3.5vw, 42px);
  letter-spacing: -0.035em;
  line-height: 1.18;
  margin: 9px 0 13px;
}
.section-heading p {
  color: var(--muted);
  margin: 0;
}
.feature-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
}
.feature-ribbon article {
  background: #fff;
  border: 1px solid #f0e7e1;
  border-radius: 18px;
  padding: 22px;
  min-height: 190px;
  box-shadow: 0 8px 22px rgba(59, 43, 77, 0.05);
}
.feature-ribbon article:nth-child(2) {
  border-color: #dff2f1;
}
.feature-ribbon article:nth-child(3) {
  border-color: #f5e4b8;
}
.feature-ribbon article:nth-child(4) {
  border-color: #e5d9f8;
}
.feature-ribbon b {
  font-size: 30px;
  color: #f0d6d3;
}
.feature-ribbon h3 {
  margin: 10px 0 6px;
  font-size: 19px;
}
.feature-ribbon p {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.video-card {
  background: #fff;
  border: 1px solid #f0e7e1;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 9px 25px rgba(54, 45, 77, 0.07);
  transition:
    transform 0.24s,
    box-shadow 0.24s;
}
.video-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #eadad2;
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s;
}
.video-card:hover .video-thumb img {
  transform: scale(1.06);
}
.play-button {
  width: 52px;
  height: 52px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
  color: var(--coral);
  font-size: 20px;
  position: absolute;
  inset: 0;
  margin: auto;
  cursor: pointer;
  opacity: 0;
  transform: scale(0.75);
  transition: 0.25s;
}
.video-card:hover .play-button,
.video-card:focus-within .play-button {
  opacity: 1;
  transform: scale(1);
}
.duration {
  position: absolute;
  right: 10px;
  bottom: 9px;
  background: rgba(36, 43, 69, 0.75);
  color: #fff;
  border-radius: 8px;
  padding: 2px 7px;
  font-size: 12px;
}
.video-info {
  padding: 16px;
}
.video-info > span,
.article-cat,
.news-card span {
  font-size: 12px;
  color: var(--coral-deep);
  font-weight: 800;
}
.video-info h3 {
  font-size: 17px;
  line-height: 1.45;
  margin: 7px 0;
}
.video-info p {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 8px;
}
.video-info small {
  font-size: 12px;
  color: #9297a8;
}
.contest-panel {
  background: linear-gradient(120deg, #fff4f8 0%, #fffdf9 45%, #effcf5 100%);
}
.contest-grid {
  display: grid;
  grid-template-columns: 1fr 0.86fr;
  gap: 45px;
  align-items: center;
}
.contest-panel p {
  color: #5f6577;
}
.contest-panel ul {
  padding: 0;
  list-style: none;
  color: #596276;
}
.contest-panel li {
  padding: 5px 0;
}
.contest-panel li:before {
  content: "✓";
  color: var(--teal);
  font-weight: 800;
  margin-right: 8px;
}
.text-link {
  color: var(--coral-deep);
  font-weight: 800;
}
.contest-video {
  position: relative;
}
.contest-video img {
  border-radius: 20px;
  box-shadow: var(--shadow);
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.contest-video span {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #fff;
  color: var(--coral);
  display: grid;
  place-items: center;
  font-size: 21px;
}
.contest-video small {
  position: absolute;
  left: 14px;
  bottom: 12px;
  color: #fff;
  font-weight: 700;
  text-shadow: 0 1px 2px #000;
}
.app-callout {
  display: grid;
  grid-template-columns: 1.15fr 0.55fr;
  align-items: center;
  gap: 80px;
  background: radial-gradient(
    circle at 82% 55%,
    rgba(141, 107, 216, 0.17),
    transparent 32%
  );
  padding: 25px 70px;
  border-radius: 28px;
}
.app-callout p,
.content-copy p {
  color: #5e6475;
}
.app-callout > img {
  max-height: 490px;
  margin: auto;
  filter: drop-shadow(0 20px 22px rgba(86, 65, 110, 0.17));
}
.narrow {
  max-width: 820px;
}
.faq-list {
  border: 1px solid #eee4de;
  background: #fff;
  border-radius: 18px;
  overflow: hidden;
}
.faq-item + .faq-item {
  border-top: 1px solid #eee4de;
}
.faq-item button {
  width: 100%;
  padding: 18px 20px;
  border: 0;
  background: #fff;
  color: var(--ink);
  font: 700 16px inherit;
  text-align: left;
  display: flex;
  justify-content: space-between;
  cursor: pointer;
}
.faq-item button b {
  color: var(--coral);
  font-size: 22px;
  transition: transform 0.2s;
}
.faq-item.open button b {
  transform: rotate(45deg);
}
.faq-item > div {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.26s;
}
.faq-item > div p {
  overflow: hidden;
  margin: 0;
  color: #626a7e;
}
.faq-item.open > div {
  grid-template-rows: 1fr;
}
.faq-item.open > div p {
  padding: 0 20px 18px;
}
.comments-section {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}
.comments-section > h2 {
  grid-column: 1/-1;
  font-size: 28px;
  margin: 0 0 8px;
}
.comment-item {
  display: flex;
  gap: 11px;
  padding: 17px;
  background: #fff;
  border: 1px solid #f0e6df;
  border-radius: 16px;
}
.comment-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ffb18d, #d5c2ff);
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  flex: none;
}
.comment-body b {
  font-size: 14px;
}
.comment-body p {
  font-size: 13px;
  line-height: 1.6;
  margin: 4px 0;
  color: #62697a;
}
.comment-body small {
  color: #999eb0;
  font-size: 12px;
}
.inner-hero {
  background: linear-gradient(120deg, #fff4eb, #f3fbfb 60%, #f7f0ff);
  padding: 65px 0;
}
.split-hero {
  display: grid;
  grid-template-columns: 1.03fr 0.97fr;
  gap: 42px;
  align-items: center;
}
.split-hero h1 {
  font-size: clamp(33px, 4vw, 52px);
  line-height: 1.18;
  letter-spacing: -0.04em;
  margin: 13px 0;
}
.split-hero p {
  color: #5d6478;
  font-size: 17px;
}
.split-hero img {
  border-radius: 24px;
  box-shadow: var(--shadow);
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.info-card {
  border-radius: 18px;
  padding: 25px;
  background: #fff;
  border: 1px solid #eee4de;
  box-shadow: 0 8px 24px rgba(64, 48, 73, 0.05);
}
.info-card span {
  font-size: 28px;
  color: #f0d3ce;
  font-weight: 800;
}
.info-card h3 {
  margin: 8px 0;
}
.info-card p {
  margin: 0;
  color: var(--muted);
}
.content-copy {
  max-width: 850px;
}
.content-copy h2 {
  margin-top: 0;
}
.list-intro {
  padding: 52px 0 43px;
  background: linear-gradient(115deg, #fff4ed, #fffdf9 52%, #f4fbfb);
}
.list-intro h1 {
  font-size: clamp(31px, 4vw, 46px);
  line-height: 1.18;
  letter-spacing: -0.04em;
  max-width: 900px;
  margin: 9px 0 12px;
}
.list-intro p {
  max-width: 850px;
  margin: 0;
  color: #626a7c;
}
.news-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 19px;
}
.news-card {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 16px;
  padding: 12px;
  background: #fff;
  border: 1px solid #eee5df;
  border-radius: 17px;
  box-shadow: 0 8px 22px rgba(54, 45, 77, 0.05);
}
.news-card img {
  width: 190px;
  height: 136px;
  border-radius: 11px;
  object-fit: cover;
}
.news-card h2 {
  font-size: 18px;
  line-height: 1.45;
  margin: 5px 0;
}
.news-card h2:hover {
  color: var(--coral-deep);
}
.news-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin: 5px 0;
}
.news-card a:last-child {
  font-size: 13px;
  font-weight: 800;
  color: var(--teal);
}
.lead {
  max-width: 860px;
  margin: 0 auto 25px;
  color: #5e6678;
}
.qa-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.qa-card {
  padding: 22px;
  background: #fff;
  border-radius: 17px;
  border: 1px solid #eee4df;
  box-shadow: 0 8px 22px rgba(54, 45, 77, 0.05);
}
.qa-card > span {
  font-size: 13px;
  font-weight: 800;
  color: var(--coral-deep);
}
.qa-card h2 {
  font-size: 18px;
  line-height: 1.45;
  margin: 7px 0;
}
.qa-card h2 a:hover {
  color: var(--coral-deep);
}
.qa-card p {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 14px;
}
.qa-card > div {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
}
.qa-card b {
  color: var(--violet);
}
.qa-card a {
  color: var(--teal);
  font-weight: 800;
}
.content-sidebar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 32px;
  align-items: start;
}
.article-content {
  background: #fff;
  border: 1px solid #eee5df;
  border-radius: 20px;
  padding: clamp(23px, 4vw, 44px);
  box-shadow: 0 10px 28px rgba(54, 45, 77, 0.05);
}
.article-content h1 {
  font-size: clamp(27px, 3.5vw, 40px);
  letter-spacing: -0.035em;
  line-height: 1.26;
  margin: 7px 0 12px;
}
.article-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  color: #959aaa;
}
.article-body {
  font-size: 16px;
  color: #454e64;
}
.article-body h2 {
  font-size: 25px;
  line-height: 1.35;
  margin: 33px 0 10px;
  color: #29324d;
}
.article-body p {
  margin: 0 0 17px;
}
.article-body img {
  border-radius: 16px;
  margin: 22px 0;
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.article-conclusion {
  margin-top: 25px;
  border-radius: 14px;
  background: #fff6ed;
  padding: 18px 20px;
}
.article-conclusion h3 {
  margin: 0 0 6px;
  color: var(--coral-deep);
}
.article-conclusion p {
  margin: 0;
  color: #5c6578;
}
.related-panel {
  position: sticky;
  top: 145px;
  background: #fff;
  border: 1px solid #eee4df;
  border-radius: 16px;
  padding: 18px;
}
.related-panel h3 {
  font-size: 17px;
  margin: 0 0 10px;
}
.related-panel > a {
  display: block;
  font-size: 13px;
  line-height: 1.5;
  color: #647086;
  padding: 9px 0;
  border-bottom: 1px dashed #e9e2df;
}
.related-panel > a:hover {
  color: var(--coral-deep);
}
.aside-links {
  padding-top: 19px;
}
.aside-links a {
  display: block;
  color: var(--teal);
  font-size: 14px;
  padding: 4px 0;
}
footer {
  background: linear-gradient(135deg, #42465c, #4e5d70 52%, #715a71);
  color: #edf0fb;
  padding: 56px 0 20px;
  margin-top: 0;
}
footer .logo {
  display: inline-block;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.45fr 0.8fr 0.8fr 1.15fr;
  gap: 28px;
}
.footer-brand p {
  color: #d2d6e5;
  font-size: 14px;
  max-width: 400px;
}
.footer-brand .update {
  color: #fbc6b4;
}
.footer-col h4 {
  margin: 7px 0 10px;
  font-size: 16px;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-col li {
  padding: 3px 0;
  font-size: 14px;
  color: #d5d9e7;
}
.footer-col a:hover {
  color: #ffb9a7;
}
.footer-qr {
  display: flex;
  gap: 14px;
  margin-top: 12px;
}
.footer-qr img {
  width: 76px;
  height: 76px;
  background: #fff;
  border-radius: 6px;
  padding: 4px;
}
.footer-qr small {
  display: block;
  color: #c9cede;
  font-size: 11px;
  margin-top: 4px;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  margin-top: 30px;
  padding-top: 17px;
  font-size: 13px;
  color: #cbd0e1;
}
.footer-bottom a {
  text-decoration: underline;
}
.toast {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translate(-50%, 20px);
  opacity: 0;
  pointer-events: none;
  z-index: 50;
  background: #42465c;
  color: #fff;
  padding: 11px 16px;
  border-radius: 999px;
  box-shadow: var(--shadow);
  transition: 0.25s;
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}
@media (max-width: 1020px) {
  #mainNav {
    gap: 10px;
  }
  .header-inner {
    gap: 15px;
  }
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr;
  }
  .footer-col:last-child {
    grid-column: 1/-1;
  }
  .content-sidebar {
    grid-template-columns: 1fr;
  }
  .related-panel {
    position: static;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }
  .related-panel h3,
  .aside-links {
    grid-column: 1/-1;
  }
  .aside-links {
    display: flex;
    gap: 16px;
    padding-top: 8px;
  }
  .aside-links h3 {
    display: none;
  }
}
@media (max-width: 820px) {
  .top-links {
    display: none;
  }
  .header-inner {
    min-height: 67px;
  }
  .header-actions .btn-login,
  .header-actions .btn-join {
    display: none;
  }
  .hamburger {
    display: block;
  }
  #mainNav {
    display: none;
    position: absolute;
    top: 67px;
    left: 0;
    right: 0;
    background: #fffdf9;
    border-bottom: 1px solid var(--line);
    padding: 13px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
    box-shadow: 0 13px 25px rgba(47, 41, 65, 0.08);
  }
  #mainNav.open {
    display: flex;
  }
  .hero-grid,
  .split-hero,
  .contest-grid,
  .app-callout {
    grid-template-columns: 1fr;
  }
  .hero-live {
    padding-top: 20px;
  }
  .hero-copy h1 {
    font-size: 48px;
  }
  .hero-visual {
    order: -1;
  }
  .hero-visual > img {
    min-height: 260px;
  }
  .feature-ribbon {
    grid-template-columns: repeat(2, 1fr);
  }
  .app-callout {
    padding: 35px;
    gap: 18px;
  }
  .app-callout > img {
    max-height: 360px;
  }
  .news-list,
  .qa-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1/-1;
  }
}
@media (max-width: 560px) {
  body {
    font-size: 15px;
  }
  .container {
    width: min(100% - 28px, 1180px);
  }
  .top-bar .container {
    min-height: 30px;
    font-size: 11px;
  }
  .search-bar {
    padding: 9px 0;
  }
  .search-inner input {
    padding: 10px 13px;
  }
  .search-inner button {
    padding: 0 14px;
    font-size: 13px;
  }
  .breadcrumb .container {
    padding: 8px 0;
    font-size: 12px;
  }
  .hero-copy h1 {
    font-size: 42px;
  }
  .hero-copy p {
    font-size: 15px;
  }
  .stats {
    gap: 13px;
  }
  .stats b {
    font-size: 17px;
  }
  .section {
    padding: 48px 0;
  }
  .feature-ribbon,
  .video-grid,
  .comments-section,
  .info-grid {
    grid-template-columns: 1fr;
  }
  .feature-ribbon article {
    min-height: unset;
  }
  .section-heading h2,
  .contest-panel h2,
  .app-callout h2,
  .content-copy h2 {
    font-size: 29px;
  }
  .news-card {
    grid-template-columns: 1fr;
  }
  .news-card img {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
  }
  .inner-hero {
    padding: 42px 0;
  }
  .split-hero h1,
  .list-intro h1 {
    font-size: 31px;
  }
  .article-content {
    padding: 22px 17px;
  }
  .article-content h1 {
    font-size: 27px;
  }
  .article-body h2 {
    font-size: 22px;
  }
  .related-panel {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    grid-column: auto;
  }
  .footer-bottom {
    flex-direction: column;
  }
  .footer-qr img {
    width: 68px;
    height: 68px;
  }
}

.hero-live{background:radial-gradient(circle at 83% 20%,rgba(127,182,232,.26),transparent 28%),radial-gradient(circle at 13% 78%,rgba(246,197,74,.25),transparent 24%),linear-gradient(115deg,#fff4f8 0%,#fffdf5 46%,#f1fbf6 100%)}
.feature-ribbon article:nth-child(2){border-color:#d9f0e3}.feature-ribbon article:nth-child(3){border-color:#f6e5a5}.feature-ribbon article:nth-child(4){border-color:#dceafd}.comment-avatar{background:linear-gradient(135deg,#f6a7c0,#8bc5a9)}.hero-live-card span i{background:#f48bac}