* { box-sizing: border-box; }
html, body { width: 100%; min-height: 100%; margin: 0; }
html { font-size: 50px; }
body {
  background: #000;
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}
button, a { font: inherit; color: inherit; }
button { border: 0; padding: 0; cursor: pointer; background: transparent; }
a { text-decoration: none; }
img { display: block; max-width: 100%; user-select: none; -webkit-user-drag: none; }

:root {
  --pc-width: 1100px;
  --hero-height: 430px;
  --card-height: 375px;
  --card-width: 362px;
}

/* ========== Desktop ========== */
.desktop-page {
  min-height: 100vh;
  padding: 0;
  background: #000;
  position: relative;
  overflow-x: hidden;
}
.mobile-page { display: none; }
.desktop-shell {
  position: relative;
  width: var(--pc-width);
  margin: 0 auto;
  padding-bottom: 10px;
}
.desktop-header {
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-link img {
  width: 90px;
  height: 29px;
  object-fit: contain;
}
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  color: rgba(255,255,255,.86);
  font-size: 12px;
  font-weight: 400;
  line-height: 1;
}
.desktop-nav a {
  display: flex;
  align-items: center;
  height: 32px;
}
.desktop-nav a:hover { color: #f6bd2c; }

.desktop-main {
  width: var(--pc-width);
  margin-top: 4px;
}
.hero-slider {
  width: 100%;
  height: var(--hero-height);
  overflow: hidden;
  background: #111;
  position: relative;
}
.hero-track {
  width: 100%;
  height: 100%;
  display: flex;
  transition: transform .72s cubic-bezier(.22, 1, .36, 1);
  will-change: transform;
}
.hero-frame {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
}
.hero-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-slider.hero-enter .hero-track {
  animation: hero-fly-in .9s cubic-bezier(.22, 1, .36, 1) both;
}
@keyframes hero-fly-in {
  from { opacity: 0; transform: translate3d(60%, 0, 0) scale(1.08); }
  to { opacity: 1; transform: translate3d(0, 0, 0) scale(1); }
}

.category-grid {
  width: 100%;
  height: var(--card-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  overflow: hidden;
}
.category-card {
  position: relative;
  width: var(--card-width);
  height: var(--card-height);
  overflow: hidden;
  background: #050505;
}
.category-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #050505;
  opacity: 1;
  transition: filter 1.45s ease, opacity 1.45s ease, transform 1.45s ease;
}
.category-mask {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 20px 20px;
  background: rgba(18, 18, 18, .42);
  -webkit-backdrop-filter: blur(16px) saturate(.92);
  backdrop-filter: blur(16px) saturate(.92);
  opacity: 1;
  transition: opacity 1.45s ease, backdrop-filter 1.45s ease, -webkit-backdrop-filter 1.45s ease;
  pointer-events: none;
}
.category-copy {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  text-shadow: 0 4px 16px rgba(0,0,0,.2);
  opacity: 1;
  transition: opacity 1.45s ease, transform 1.45s ease;
}
.category-copy strong {
  display: block;
  margin-top: 2px;
  font-size: 96px;
  line-height: .98;
  font-weight: 400;
  letter-spacing: 0;
}
.category-copy em {
  display: block;
  margin-top: 26px;
  font-style: normal;
  font-size: 28px;
  line-height: 1.1;
  font-weight: 400;
  white-space: nowrap;
}
.category-copy i {
  width: 184px;
  height: 2px;
  margin-top: 16px;
  background: rgba(255,255,255,.85);
}
.category-copy small {
  display: block;
  margin-top: 16px;
  font-size: 19px;
  line-height: 1.2;
  font-weight: 400;
  white-space: nowrap;
}
.category-card:hover .category-mask,
.category-card:focus .category-mask,
.category-card.is-preview .category-mask {
  opacity: 0;
  -webkit-backdrop-filter: blur(0) saturate(1);
  backdrop-filter: blur(0) saturate(1);
}
.category-card:hover .category-copy,
.category-card:focus .category-copy,
.category-card.is-preview .category-copy {
  opacity: 0;
  transform: scale(.985);
}
.category-card:hover .category-bg,
.category-card:focus .category-bg,
.category-card.is-preview .category-bg {
  opacity: 1;
  filter: none;
  transform: scale(1.01);
}

.qr-panel {
  position: fixed;
  top: 300px;
  right: 33px;
  z-index: 999;
  width: 252px;
  padding: 20px 25px;
  border-radius: 20px;
  background: rgba(65, 64, 64, .545);
  color: #fff;
  text-align: center;
}
.qr-canvas-wrap {
  width: 202px;
  height: 145px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.qr-code-img {
  width: 135px;
  height: 135px;
  padding: 8px;
  background: #fff;
  object-fit: contain;
}
.qr-title {
  margin: 8px 0 4px;
  font-size: 20px;
  line-height: 1.2;
  font-weight: 500;
}
.qr-hint {
  margin: 0;
  color: rgba(255,255,255,.61);
  font-size: 14px;
  font-weight: 400;
}
.qr-actions {
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  padding-top: 10px;
}
.qr-actions img {
  width: 81px;
  height: 20px;
  object-fit: contain;
}
.desktop-footer {
  display: block;
  margin-top: 20px;
  color: rgba(255,255,255,.78);
  font-size: 12px;
  line-height: 1.4;
}

/* ========== Mobile ========== */
.mobile-page {
  position: relative;
  width: 7.5rem;
  min-height: 100vh;
  margin: 0 auto;
  overflow: hidden;
  padding-top: 1.2rem;
  background: #050505;
}
.mobile-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  filter: blur(8px);
  opacity: 1;
  transition: background-image .45s ease;
}
.mobile-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.36);
}
.mobile-header {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 7.5rem;
  z-index: 20;
  height: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 .2rem;
  background: transparent;
}
.mobile-logo {
  height: .72rem;
  width: auto;
  object-fit: contain;
}
.mobile-links {
  display: flex;
  align-items: center;
}
.mobile-links a {
  width: .6rem;
  height: .6rem;
  margin-right: .25rem;
  overflow: hidden;
  display: block;
}
.mobile-links a:last-child { margin-right: 0; }
.mobile-links img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.mobile-main {
  position: relative;
  z-index: 1;
  width: 100%;
}
.mobile-coverflow {
  position: relative;
  height: 6.14rem;
  overflow: hidden;
  touch-action: pan-y;
}
.mobile-slide {
  position: absolute;
  top: 0;
  left: 50%;
  width: 5.8rem;
  height: 5.8rem;
  margin-left: -2.9rem;
  overflow: hidden;
  opacity: 1;
  transition: transform .55s cubic-bezier(.22,1,.36,1), opacity .35s ease;
}
.mobile-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.mobile-slide.is-active img { border-radius: .12rem; }
.mobile-slide.is-left,
.mobile-slide.is-right {
  padding-top: .64rem;
}
.mobile-slide.is-left img,
.mobile-slide.is-right img {
  width: 76%;
  height: auto;
  border-radius: .12rem;
}
.mobile-slide.is-left { display: flex; justify-content: flex-end; }
.mobile-slide.is-left img { margin-left: auto; }
.mobile-slide-wrap {
  position: relative;
  z-index: 2;
  padding-top: .12rem;
  padding-bottom: 1.25rem;
}
.mobile-block {
  width: 100%;
  padding: 0 .24rem;
}
.mobile-block.new-works { padding-bottom: .1rem; }
.mobile-title-img {
  display: block;
  width: 1.07rem;
  height: .35rem;
}
.mobile-marquee {
  width: 100%;
  overflow: hidden;
}
.marquee-works { height: 2.1rem; }
.marquee-activity { height: 1.5rem; }
.mobile-marquee-track {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  height: 100%;
  width: max-content;
}
.marquee-works .mobile-marquee-track {
  animation: marquee-works 30s linear infinite;
}
.marquee-activity .mobile-marquee-track {
  animation: marquee-activity 20s linear infinite;
}
.marquee-slide {
  flex-shrink: 0;
  height: 100%;
  list-style: none;
}
.marquee-works .marquee-slide {
  width: 3.3rem;
  padding: .1rem .12rem 0 0;
}
.marquee-activity .marquee-slide {
  width: 3.2rem;
  padding: .1rem .1rem 0 0;
}
.marquee-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.marquee-works .marquee-slide img { border-radius: .08rem; }
.marquee-activity .marquee-slide img { border-radius: .06rem; }
@keyframes marquee-works {
  from { transform: translateX(-50%); }
  to { transform: translateX(0); }
}
@keyframes marquee-activity {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.mobile-font-bottom {
  position: relative;
  z-index: 2;
  line-height: 0;
  padding: 0;
  margin: 15px;
  text-align: center;
}
.mobile-font-bottom img {
  display: inline-block;
  width: 3.4rem;
  height: .24rem;
  vertical-align: top;
  vertical-align: top;
}
.mobile-download {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  z-index: 20;
  width: 7.5rem;
  height: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0;
  background: transparent;
}
.mobile-download button {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  background: transparent;
}
.mobile-download .btn-by {
  width: 3.12rem;
  height: .59rem;
}
.mobile-download .btn-and {
  width: 3.67rem;
  height: .59rem;
}

/* ========== Responsive Switch ========== */
@media (max-width: 1680px) {
  :root {
    --pc-width: 1100px;
  }
}

@media (max-width: 1220px) and (min-width: 768px) {
  :root {
    --pc-width: calc(100vw - 40px);
    --hero-height: calc((100vw - 40px) * .390909);
    --card-width: calc((100vw - 40px - 14px) / 3);
    --card-height: calc((100vw - 40px) * .34);
  }
  .qr-panel { display: none; }
  .desktop-nav { gap: 24px; }
  .desktop-page { overflow-y: auto; }
  .desktop-shell { padding-bottom: 18px; }
  .category-copy strong { font-size: clamp(52px, 6.6vw, 96px); }
  .category-copy em { margin-top: clamp(14px, 2.2vw, 26px); font-size: clamp(16px, 2.2vw, 28px); }
  .category-copy i { width: clamp(110px, 15vw, 184px); margin-top: clamp(10px, 1.4vw, 16px); }
  .category-copy small { margin-top: clamp(10px, 1.4vw, 16px); font-size: clamp(12px, 1.5vw, 19px); }
}

@media (max-height: 900px) and (min-width: 768px) {
  .desktop-page { overflow-y: auto; }
}

@media (max-width: 767px) {
  body { overflow-x: hidden; }
  .desktop-page { display: none; }
  .mobile-page { display: block; }
}

@media (min-width: 768px) and (max-width: 900px) {
  body { overflow-x: hidden; }
  .desktop-page { display: none; }
  .mobile-page { display: block; }
}

#page-qrcode {
  padding: 4px;
  background: #fff;
  border-radius: 4px;
}