* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei",
    "PingFang SC", sans-serif;
  line-height: 1.7;
  color: #2c3e50;
  background: #f5f7fa;
  padding-bottom: 0.35rem;
}
img {
  max-width: 100%;
  height: auto;
}
.top-bar {
  background: #1a1a2e;
  color: #fff;
  padding: 0.5rem 0;
  font-size: 0.85rem;
}
.top-bar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.top-bar a {
  color: #a0a0b0;
  text-decoration: none;
}
.top-bar a:hover {
  color: #fff;
}
.navbar {
  background: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0.85rem 0;
}
.nav-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  margin-left: auto;
  flex: 1;
  flex-wrap: wrap;
  min-width: 0;
}
.nav-main {
  flex: 1;
  min-width: 0;
  display: flex;
  justify-content: flex-end;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  padding: 0;
}
.nav-links--scroll {
  flex-wrap: nowrap;
  justify-content: flex-end;
  gap: 1rem;
  padding: 0.35rem 0;
  font-size: 0.88rem;
  white-space: nowrap;
}
.nav-links--scroll a {
  white-space: nowrap;
}
.btn-nav--compact {
  flex-shrink: 0;
  padding: 0.4rem 0.85rem;
  font-size: 0.9rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
  min-width: 0;
  padding: 0.2rem 0;
}
.logo-mark {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(
    165deg,
    #7c3aed 0%,
    #6366f1 42%,
    #8b5cf6 100%
  );
  color: #fff;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.38);
}
.logo-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0.2rem;
  min-width: 0;
}
.logo-text strong {
  display: block;
  font-size: clamp(1.2rem, 3.2vw, 1.45rem);
  font-weight: 700;
  color: #1e293b;
  line-height: 1.2;
  letter-spacing: -0.03em;
}
.logo-text > span {
  display: block;
  font-size: 0.8125rem;
  color: #64748b;
  line-height: 1.35;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  align-items: center;
}
.nav-links a {
  color: #475569;
  text-decoration: none;
  font-weight: 500;
}
.nav-links a:hover {
  color: #6366f1;
}
.btn-nav {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff !important;
  padding: 0.45rem 1rem;
  border-radius: 8px;
}
main#top > .hero-carousel-frame {
  margin-top: 0;
}
.hero {
  --hero-shift: 1.35rem;
  position: relative;
  z-index: 0;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem 2rem 0.55rem;
  text-align: left;
}
.hero::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  width: 100vw;
  height: 100%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, #7462f0 0%, #7f55e8 100%);
  z-index: -1;
}
.hero-banner {
  background: linear-gradient(90deg, #7462f0 0%, #7f55e8 100%);
  border: none;
  outline: none;
  border-radius: 0;
  padding: 1.1rem 1.25rem 1.1rem 0;
  margin: 0 0 1.25rem;
  margin-left: calc(-1 * var(--hero-shift));
  width: calc(100% + var(--hero-shift));
  max-width: none;
  box-sizing: border-box;
  box-shadow: none;
  text-align: left;
}
.hero-banner h1 {
  font-size: clamp(1.15rem, 2.85vw, 2.05rem);
  font-family: inherit;
  font-weight: 700;
  line-height: 1.3;
  color: #ffffff;
  margin: 0;
  text-align: left;
}
.hero-intro {
  max-width: none;
  margin: 0 0 1.4rem;
  margin-left: calc(-1 * var(--hero-shift));
  width: calc(100% + var(--hero-shift));
  box-sizing: border-box;
  text-align: left;
  background: linear-gradient(90deg, #7462f0 0%, #7f55e8 100%);
  color: #eff6ff;
  padding: 1.15rem 1.1rem 1.2rem 0.35rem;
  border-radius: 14px;
  box-shadow: 0 8px 32px rgba(116, 98, 240, 0.35);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1.15rem;
}
.hero-intro__text {
  flex: 1 1 auto;
  min-width: 0;
  text-align: left;
}
.hero-intro__media {
  flex: 0 0 auto;
  width: 100%;
  max-width: min(34rem, 100%);
  margin: 0 auto;
  align-self: center;
}
.hero-intro__video {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(72vh, 36rem);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.25);
  object-fit: contain;
}
.hero .hero-intro p {
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.9rem;
  line-height: 1.72;
  margin: 0 0 0.8rem;
  max-width: none;
  text-align: left;
  break-inside: avoid;
  page-break-inside: avoid;
  -webkit-column-break-inside: avoid;
}
@media (min-width: 768px) {
  .hero-intro {
    flex-direction: row;
    align-items: stretch;
    gap: 1.5rem;
    padding: 1.35rem 1.35rem 1.35rem 0.4rem;
  }
  .hero-intro__text {
    flex: 1 1 0;
    min-width: 0;
  }
  .hero-intro__media {
    flex: 0 0 clamp(320px, 54%, 560px);
    max-width: none;
    width: clamp(320px, 54%, 560px);
    margin: 0 -0.35rem 0 2rem;
    align-self: stretch;
    display: grid;
    grid-template: minmax(0, 1fr) / 100%;
    align-items: stretch;
    min-height: 0;
  }
  .hero-intro__video {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: none;
    min-height: 0;
    object-fit: contain;
    object-position: center center;
  }
}
.hero .hero-intro p:last-child {
  margin-bottom: 0;
}
.hero p {
  color: #64748b;
  max-width: 640px;
  margin: 0 auto 1.5rem;
  font-size: 1.05rem;
}
.section--category {
  padding: 1.5rem 1.25rem;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  margin-bottom: 1rem;
}
.section--category h2 {
  font-size: 1.35rem;
  text-align: left;
  margin-bottom: 0.75rem;
}
.section--category p {
  color: #64748b;
  max-width: 800px;
  margin: 0;
  line-height: 1.85;
}
/* 韩国 / 日本 / 国产 / 热门推荐 / 最新上线：每行五张 */
#korea-bl .korea-bl-board,
#japan-bl .korea-bl-board,
#china-bl .korea-bl-board,
#hot-bl .korea-bl-board,
#new-arrival .korea-bl-board {
  margin-top: 1.25rem;
  padding: 1.15rem 0.85rem 1.2rem;
  background: #f2f3f6;
  border-radius: 12px;
  box-sizing: border-box;
}
.korea-bl-board__inner {
  max-width: min(58rem, 100%);
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}
.korea-cards-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  column-gap: clamp(0.45rem, 1.2vw, 0.75rem);
  row-gap: clamp(0.85rem, 2vw, 1.15rem);
  width: 100%;
}
.korea-card {
  text-decoration: none;
  color: inherit;
  display: block;
  min-width: 0;
}
.korea-card:focus-visible {
  outline: 2px solid #6366f1;
  outline-offset: 3px;
  border-radius: 4px;
}
#new-arrival .korea-card {
  cursor: default;
}
.korea-card__visual {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  background: #e2e8f0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}
.korea-card__visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  display: block;
  vertical-align: middle;
}
.korea-card__tags {
  position: absolute;
  left: 0.45rem;
  bottom: 0.45rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  max-width: calc(100% - 0.9rem);
  pointer-events: none;
}
.korea-card__tag {
  display: inline-block;
  padding: 0.12rem 0.45rem;
  font-size: 0.62rem;
  font-weight: 600;
  line-height: 1.35;
  color: #fff;
  background: rgba(30, 30, 35, 0.48);
  border-radius: 999px;
  white-space: nowrap;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.korea-card__title {
  margin: 0.4rem 0 0.15rem;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.35;
  color: #0f172a;
  text-align: left;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.korea-card__meta {
  margin: 0;
  font-size: 0.65rem;
  line-height: 1.4;
  text-align: left;
  color: #64748b;
}
.korea-card__meta-label {
  margin-right: 0.2rem;
}
.korea-card__meta-val {
  font-weight: 700;
  color: #c2410c;
}
@media (max-width: 639px) {
  #korea-bl .korea-bl-board,
  #japan-bl .korea-bl-board,
  #china-bl .korea-bl-board,
  #hot-bl .korea-bl-board,
  #new-arrival .korea-bl-board {
    margin-top: 1rem;
    padding: 0.95rem 0.55rem 1rem;
  }
  .korea-bl-board__inner {
    max-width: 100%;
  }
  .korea-cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(0.45rem, 2.5vw, 0.65rem);
    row-gap: clamp(0.7rem, 3vw, 0.95rem);
  }
  /* 热门推荐：小屏仍保持一行五张，可横向滑动 */
  #hot-bl .korea-bl-board__inner {
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  #hot-bl .korea-bl-board__inner::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
  }
  #hot-bl .korea-cards-grid {
    grid-template-columns: repeat(5, minmax(118px, 1fr));
    width: max(100%, 38rem);
  }
  .korea-card__title {
    font-size: 0.75rem;
  }
  .korea-card__meta {
    font-size: 0.625rem;
  }
  .korea-card__tag {
    font-size: 0.55rem;
    padding: 0.08rem 0.32rem;
  }
}
.card code {
  font-size: 0.85em;
  background: #f1f5f9;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}
.section h2 {
  font-size: 1.5rem;
  color: #1e293b;
  margin-bottom: 1.25rem;
  text-align: center;
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}
.card {
  background: #fff;
  border-radius: 14px;
  padding: 1.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}
.card h3 {
  color: #334155;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}
.card p {
  color: #64748b;
  font-size: 0.95rem;
}

/* —— 关于本站（设计稿：页眉 + 三卡 + 底栏）—— */
.about-us {
  position: relative;
  overflow: hidden;
  max-width: 1200px;
  margin: 0 auto 0.65rem;
  padding: clamp(2rem, 4vw, 3rem) clamp(1.25rem, 3vw, 2rem) clamp(2.25rem, 4vw, 3.25rem);
  background: linear-gradient(165deg, #f0f9ff 0%, #e0f2fe 38%, #f1f5f9 72%, #f8fafc 100%);
  border-radius: 20px;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
}
.about-us__decor {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  border-radius: inherit;
}
.about-us__watermark {
  position: absolute;
  right: -0.5rem;
  top: 38%;
  transform: rotate(-90deg) translateY(-50%);
  font-size: clamp(3rem, 8vw, 4.5rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  color: rgba(59, 130, 246, 0.06);
  white-space: nowrap;
  user-select: none;
}
.about-us__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.45;
}
.about-us__blob--1 {
  width: 180px;
  height: 180px;
  background: #bfdbfe;
  top: -60px;
  left: -40px;
}
.about-us__blob--2 {
  width: 220px;
  height: 220px;
  background: #ddd6fe;
  bottom: -80px;
  right: 10%;
}
.about-us__dots {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: radial-gradient(rgba(59, 130, 246, 0.22) 1px, transparent 1px);
  background-size: 18px 18px;
  mask-image: linear-gradient(180deg, transparent, #000 15%, #000 85%, transparent);
}
.about-us__head {
  position: relative;
  z-index: 1;
  text-align: center;
  margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
}
.about-us__kicker {
  margin: 0 0 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #0ea5e9;
}
.about-us .about-us__title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  font-weight: 800;
  color: #1e3a8a;
  letter-spacing: 0.04em;
  line-height: 1.25;
}
.about-us__sub {
  margin: 0 auto;
  max-width: 36rem;
  font-size: clamp(0.92rem, 2vw, 1.05rem);
  color: #64748b;
  line-height: 1.65;
}
.about-us__rule {
  width: 56px;
  height: 4px;
  margin: 1.1rem auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, #2563eb, #4f46e5);
}
.about-us__cards {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 1.5rem);
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
}
.about-us__card {
  position: relative;
  overflow: hidden;
  background: #fff;
  border-radius: 16px;
  padding: clamp(1.35rem, 2.5vw, 1.75rem);
  padding-top: calc(9px + clamp(1.35rem, 2.5vw, 1.75rem));
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.08);
  border: 1px solid rgba(148, 163, 184, 0.12);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.about-us__card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 9px;
  border-radius: 15px 15px 0 0;
  pointer-events: none;
  z-index: 1;
}
.about-us__card--blue::before {
  background: linear-gradient(90deg, #93c5fd 0%, #3b82f6 45%, #2563eb 100%);
  box-shadow: 0 3px 12px rgba(37, 99, 235, 0.28);
}
.about-us__card--purple::before {
  background: linear-gradient(90deg, #c4b5fd 0%, #8b5cf6 50%, #6d28d9 100%);
  box-shadow: 0 3px 12px rgba(109, 40, 217, 0.28);
}
.about-us__card--orange::before {
  background: linear-gradient(90deg, #fdba74 0%, #f97316 50%, #ea580c 100%);
  box-shadow: 0 3px 12px rgba(234, 88, 12, 0.28);
}
.about-us__card::after {
  content: "";
  position: absolute;
  right: -20%;
  bottom: -25%;
  width: 55%;
  height: 55%;
  border-radius: 50%;
  opacity: 0.06;
  pointer-events: none;
}
.about-us__card--blue::after {
  background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
}
.about-us__card--purple::after {
  background: radial-gradient(circle, #7c3aed 0%, transparent 70%);
}
.about-us__card--orange::after {
  background: radial-gradient(circle, #ea580c 0%, transparent 70%);
}
.about-us__card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 40px rgba(15, 23, 42, 0.1);
}
.about-us__icon-wrap {
  position: relative;
  z-index: 1;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.about-us__icon-wrap--blue {
  background: linear-gradient(145deg, #3b82f6, #2563eb);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}
.about-us__icon-wrap--purple {
  background: linear-gradient(145deg, #8b5cf6, #6d28d9);
  color: #fff;
  box-shadow: 0 4px 14px rgba(109, 40, 217, 0.35);
}
.about-us__icon-wrap--orange {
  background: linear-gradient(145deg, #f97316, #ea580c);
  color: #fff;
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.35);
}
.about-us__icon {
  width: 26px;
  height: 26px;
}
.about-us__card-title {
  position: relative;
  z-index: 1;
  margin: 0 0 0.65rem;
  font-size: 1rem;
  font-weight: 700;
  color: #0f172a;
}
.about-us__card-text {
  position: relative;
  z-index: 1;
  margin: 0 0 1.15rem;
  flex: 1;
  font-size: 0.82rem;
  line-height: 1.65;
  color: #64748b;
}
.about-us__tips-list {
  padding-left: 1.15rem;
  list-style: disc;
  list-style-position: outside;
}
.about-us__tips-list li {
  margin: 0 0 0.45rem;
  padding-left: 0.2rem;
}
.about-us__tips-list li:last-child {
  margin-bottom: 0;
}
.about-us__card-text--contact {
  overflow-x: auto;
  max-width: 100%;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  text-align: left;
}
.about-us__card-text--contact::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}
.about-us__contact-block {
  margin: 0 0 0.32rem;
}
.about-us__contact-label-line {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.35;
  font-weight: 500;
  color: #64748b;
}
.about-us__contact-mail-line {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.35;
}
.about-us__contact-mail {
  color: #2563eb;
  text-decoration: none;
  white-space: nowrap;
  word-break: keep-all;
  overflow-wrap: normal;
}
.about-us__contact-mail:hover {
  text-decoration: underline;
  color: #1d4ed8;
}
.about-us__contact-hours {
  margin: 0.12rem 0 0;
  font-size: 0.82rem;
  line-height: 1.35;
  white-space: nowrap;
}
.about-us__contact-hours-label {
  color: #64748b;
  font-weight: 500;
}
.about-us__contact-hours-value {
  color: #334155;
  font-weight: 400;
}
.about-us__card-text code {
  font-size: 0.85em;
  background: #f1f5f9;
  padding: 0.12rem 0.4rem;
  border-radius: 4px;
  color: #475569;
}
.about-us__inline-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85em;
  background: #fff1f2;
  color: #be123c;
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  border: 1px solid rgba(244, 63, 94, 0.2);
}
.about-us__card-foot {
  position: relative;
  z-index: 1;
  margin: 0;
  width: 100%;
}
.about-us__pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  line-height: 1.3;
}
.about-us__pill-ico {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
.about-us__pill--blue {
  background: #eff6ff;
  color: #1d4ed8;
}
.about-us__pill--purple {
  background: #f5f3ff;
  color: #6d28d9;
}
.about-us__pill--orange {
  background: #fff7ed;
  color: #c2410c;
}
.about-us__trust {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  padding: clamp(1.15rem, 2.5vw, 1.5rem) clamp(1.15rem, 2vw, 1.65rem);
  background: #fff;
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.06);
}
@media (min-width: 901px) {
  .about-us__trust-item:not(:last-child) {
    border-right: 1px solid #e2e8f0;
  }
}
.about-us__trust-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  min-width: 0;
  padding: 0 clamp(0.65rem, 1.5vw, 1rem);
}
.about-us__trust-item:first-child {
  padding-left: 0;
}
.about-us__trust-item:last-child {
  padding-right: 0;
}
.about-us__trust-ico {
  flex-shrink: 0;
  width: clamp(48px, 5.5vw, 56px);
  height: clamp(48px, 5.5vw, 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #eff6ff;
  color: #2563eb;
}
.about-us__trust-ico svg,
.about-us__trust-svg {
  width: clamp(26px, 3.1vw, 30px);
  height: clamp(26px, 3.1vw, 30px);
  display: block;
}
/* 后三项（心形 / 闪电 / 锁）略放大，与实心盾牌视觉更齐 */
.about-us__trust-item:nth-child(n + 2) .about-us__trust-ico {
  width: clamp(54px, 6.2vw, 64px);
  height: clamp(54px, 6.2vw, 64px);
}
.about-us__trust-item:nth-child(n + 2) .about-us__trust-ico svg,
.about-us__trust-item:nth-child(n + 2) .about-us__trust-svg {
  width: clamp(32px, 4vw, 38px);
  height: clamp(32px, 4vw, 38px);
}
.about-us__trust-copy {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}
.about-us__trust-copy strong {
  font-size: 0.82rem;
  font-weight: 700;
  color: #1e40af;
}
.about-us__trust-copy span {
  font-size: 0.72rem;
  line-height: 1.45;
  color: #64748b;
}

@media (max-width: 900px) {
  .about-us__cards {
    grid-template-columns: 1fr;
  }
  .about-us__trust {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(0.75rem, 2vw, 1rem);
  }
  .about-us__trust-item {
    border-right: none !important;
    padding: 0.35rem 0;
  }
  .about-us__trust-item:first-child,
  .about-us__trust-item:last-child {
    padding-left: 0;
    padding-right: 0;
  }
}

@media (max-width: 520px) {
  .about-us__watermark {
    display: none;
  }
  .about-us__trust {
    grid-template-columns: 1fr;
  }
}

/* —— SEO 面包屑 + 自动化内链 —— */
.seo-breadcrumb {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.4rem 1.25rem 0.2rem;
  font-size: 0.75rem;
  color: #64748b;
  background: #fff;
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
}
.seo-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.2rem 0.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.seo-breadcrumb__item {
  margin: 0;
}
.seo-breadcrumb__link {
  color: #4f46e5;
  text-decoration: none;
}
.seo-breadcrumb__link:hover {
  text-decoration: underline;
}
.seo-breadcrumb__sep {
  color: #94a3b8;
  user-select: none;
  margin: 0 0.1rem;
}
.hero-intro .seo-internal-link {
  color: #fff;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.45);
  text-underline-offset: 2px;
}
.marquee-wrap .js-seo-autolink .seo-internal-link {
  color: #fff;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.5);
}

/* —— 页脚（深色多栏 + 底部分割版权）—— */
.site-footer {
  background: #0a0f1a;
  color: #a3a3a3;
  padding: clamp(1.15rem, 2.2vw, 1.5rem) clamp(1rem, 3vw, 1.75rem)
    calc(0.85rem + env(safe-area-inset-bottom, 0px));
  font-size: 0.75rem;
  line-height: 1.45;
}
.site-footer__shell {
  max-width: 1200px;
  margin: 0 auto;
}
.site-footer__top {
  display: grid;
  grid-template-columns: minmax(0, 11rem) minmax(0, 1fr) minmax(0, 5.5rem);
  gap: clamp(0.85rem, 2vw, 1.35rem);
  align-items: flex-start;
}
.site-footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
  color: #facc15;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1;
}
.site-footer__logo-star {
  width: clamp(1.65rem, 3.5vw, 2rem);
  height: clamp(1.65rem, 3.5vw, 2rem);
  flex-shrink: 0;
}
.site-footer__logo-text {
  font-size: clamp(1.65rem, 3.8vw, 2.15rem);
  font-family: ui-rounded, "Nunito", "Segoe UI", system-ui, sans-serif;
}
.site-footer__columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  gap: clamp(0.65rem, 1.8vw, 1.15rem);
}
.site-footer__heading {
  margin: 0 0 0.45rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.04em;
}
.site-footer__heading--contact {
  margin-bottom: 0.55rem;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
}
.site-footer__list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-footer__list li {
  margin: 0 0 0.28rem;
}
.site-footer__list a {
  color: #a3a3a3;
  text-decoration: none;
  font-size: 0.72rem;
  transition: color 0.15s ease;
}
.site-footer__list a:hover {
  color: #fff;
}
.site-footer__col--wide {
  min-width: 0;
}
.site-footer__contact {
  margin: 0;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  text-align: left;
}
.site-footer__contact::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}
.site-footer__contact-block {
  margin: 0 0 0.32rem;
}
.site-footer__contact-label-line {
  margin: 0;
  font-size: 0.72rem;
  line-height: 1.35;
  font-weight: 500;
  color: #8b9199;
}
.site-footer__contact-mail-line {
  margin: 0;
  font-size: 0.74rem;
  line-height: 1.35;
}
.site-footer__contact-mail {
  color: #fff;
  text-decoration: none;
  white-space: nowrap;
  word-break: keep-all;
  overflow-wrap: normal;
}
.site-footer__contact-mail:hover {
  color: #facc15;
  text-decoration: underline;
}
.site-footer__contact-hours {
  margin: 0.12rem 0 0;
  font-size: 0.72rem;
  line-height: 1.35;
  white-space: nowrap;
}
.site-footer__contact-hours-label {
  color: #8b9199;
  font-weight: 500;
}
.site-footer__contact-hours-value {
  color: #fff;
  font-weight: 400;
}
.site-footer__mascot-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.22rem;
  justify-self: end;
}
.site-footer__mascot {
  width: clamp(3rem, 6.5vw, 3.85rem);
}
.site-footer__cat {
  width: 100%;
  height: auto;
  display: block;
}
.site-footer__totop {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.85rem;
  padding: 0.28rem 0.55rem;
  background: #fff;
  color: #000;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-radius: 0.35rem;
  box-shadow: 0 0 0 3px #000, 0 0 0 5px rgba(255, 255, 255, 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.site-footer__totop:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 3px #000, 0 0 0 5px #facc15;
}
.site-footer__rule {
  height: 1px;
  margin: clamp(0.85rem, 1.8vw, 1.15rem) 0 0.55rem;
  background: rgba(255, 255, 255, 0.12);
}
.site-footer__copy {
  margin: 0;
  text-align: center;
  font-size: 0.65rem;
  color: #737373;
  line-height: 1.5;
}
.site-footer__seo-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.35rem 0.65rem;
  margin-top: 0.45rem;
  margin-bottom: 0;
  font-size: 0.65rem;
  color: #737373;
}
.site-footer__seo-link {
  color: #a3a3a3;
  text-decoration: none;
}
.site-footer__seo-link:hover {
  color: #facc15;
  text-decoration: underline;
}
.site-footer__seo-sep {
  opacity: 0.45;
  user-select: none;
}
.site-footer__seo-domain-wrap {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.2rem 0.35rem;
  max-width: 100%;
}
.site-footer__seo-domain-label {
  color: #737373;
  user-select: none;
}
.site-footer__seo-domain-label::after {
  content: "：";
}
.site-footer__seo-domain {
  color: #8a8a8a;
  word-break: break-all;
}
.site-footer__copy p {
  margin: 0;
}
.site-footer__copy > p:first-of-type {
  margin-bottom: 0.4rem;
}
.site-footer__copy > p:last-of-type {
  font-size: 0.6rem;
  line-height: 1.55;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}
@media (max-width: 1024px) {
  .site-footer__top {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "logo mascot"
      "cols cols";
  }
  .site-footer__logo {
    grid-area: logo;
  }
  .site-footer__mascot-wrap {
    grid-area: mascot;
    flex-direction: row;
    justify-content: flex-end;
    align-items: flex-end;
  }
  .site-footer__columns {
    grid-area: cols;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 640px) {
  .site-footer__top {
    display: flex;
    flex-direction: column;
    align-items: stretch;
  }
  .site-footer__mascot-wrap {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding-top: 0.25rem;
  }
  .site-footer__columns {
    grid-template-columns: 1fr;
  }
  .site-footer__contact {
    max-width: none;
  }
}

/* —— 链接区（原 nav 页）—— */
.nav-hub {
  padding-bottom: 0.5rem;
}
.nav-hub .my-sticky {
  position: sticky;
  top: 4.5rem;
  z-index: 90;
}
.marquee-wrap {
  background: linear-gradient(90deg, #6366f1, #8b5cf6);
  color: #fff;
  padding: 0.55rem 0;
}
.marquee-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  max-width: min(52rem, calc(100vw - 1.5rem));
  margin: 0 auto;
  padding: 0 0.75rem;
  font-size: 0.75rem;
}
.container-main {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  margin: 0 0.5rem 0 0;
  min-width: 0;
}
.marquee-ranks {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem 0.45rem;
  flex-shrink: 0;
}
.btn-more {
  display: inline-block;
  background: rgba(255, 255, 255, 0.25);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.65rem;
  white-space: nowrap;
}
.btn-more:hover {
  background: rgba(255, 255, 255, 0.4);
}
.marquee-box a {
  color: #fff;
  text-decoration: none;
}
/* 首页大图轮播：深色底 + 居中主图 + 两侧露出 */
.hero-carousel-frame {
  position: relative;
  width: 100vw;
  left: 50%;
  transform: translateX(-50%);
  background: #16161c;
  padding: 1.5rem 0 1.25rem;
  margin: 0;
  box-sizing: border-box;
}
/* 轮播下方：题材分类横条 */
.category-strip {
  position: relative;
  width: 100vw;
  left: 50%;
  transform: translateX(-50%);
  background: #3b3848;
  box-sizing: border-box;
  margin: 0;
  z-index: 1;
}
.category-strip__scroll {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.25) transparent;
}
.category-strip__scroll::-webkit-scrollbar {
  height: 4px;
}
.category-strip__scroll::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.22);
  border-radius: 2px;
}
.category-strip__list {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-start;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0.5rem 1rem 0.55rem;
  min-height: 2.35rem;
}
.category-strip__list li {
  flex-shrink: 0;
}
.category-strip__list a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.7rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  white-space: nowrap;
  border-radius: 4px;
  transition: color 0.15s ease, background 0.15s ease;
}
.category-strip__list a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.category-strip__list a.category-strip__all {
  font-weight: 600;
  color: rgba(255, 255, 255, 0.88);
}
.category-strip__icon {
  flex-shrink: 0;
  opacity: 0.9;
  vertical-align: middle;
}
@media (min-width: 1100px) {
  .category-strip__list {
    justify-content: center;
  }
}
#swiper-banner.swiper-banner--showcase {
  width: 100%;
  max-width: min(56rem, 100vw);
  margin: 0 auto;
  padding: 0 2.75rem;
  overflow: visible;
  box-sizing: border-box;
}
#swiper-banner.swiper-banner--showcase .swiper-slide {
  width: 72%;
  max-width: 300px;
  height: auto;
}
.carousel-card {
  display: block;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 1;
  box-shadow: 0 14px 48px rgba(0, 0, 0, 0.5);
  opacity: 0.5;
  transform: scale(0.9);
  transition: opacity 0.35s ease, transform 0.35s ease, box-shadow 0.35s ease;
}
#swiper-banner.swiper-banner--showcase .swiper-slide-active .carousel-card {
  opacity: 1;
  transform: scale(1);
  box-shadow: 0 18px 56px rgba(0, 0, 0, 0.55);
}
#swiper-banner.swiper-banner--showcase .swiper-slide-prev .carousel-card,
#swiper-banner.swiper-banner--showcase .swiper-slide-next .carousel-card {
  opacity: 0.58;
  transform: scale(0.94);
}
.carousel-card .banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  vertical-align: middle;
}
.carousel-badge {
  position: absolute;
  right: 0.55rem;
  bottom: 0.55rem;
  z-index: 2;
  font-size: 0.65rem;
  font-weight: 600;
  color: #fff;
  padding: 0.2rem 0.45rem;
  border-radius: 6px;
  background: linear-gradient(90deg, #7462f0 0%, #7f55e8 100%);
  line-height: 1.3;
  pointer-events: none;
}
.hero-carousel-frame .swiper-button-prev,
.hero-carousel-frame .swiper-button-next {
  color: #fff;
  width: 2.35rem;
  height: 2.35rem;
  top: 50%;
  margin-top: -1.175rem;
  background: rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero-carousel-frame .swiper-button-prev:after,
.hero-carousel-frame .swiper-button-next:after {
  font-size: 0.85rem;
  font-weight: 700;
}
.hero-carousel-frame .swiper-button-prev {
  left: max(0.5rem, env(safe-area-inset-left, 0px));
}
.hero-carousel-frame .swiper-button-next {
  right: max(0.5rem, env(safe-area-inset-right, 0px));
}
.hero-carousel-frame .swiper-pagination {
  position: relative !important;
  margin-top: 1rem;
  bottom: auto !important;
}
.hero-carousel-frame .swiper-pagination-bullet {
  background: rgba(255, 255, 255, 0.45);
  opacity: 1;
}
.hero-carousel-frame .swiper-pagination-bullet-active {
  background: #fff;
}
@media (min-width: 480px) {
  #swiper-banner.swiper-banner--showcase .swiper-slide {
    width: 58%;
    max-width: 360px;
  }
}
@media (min-width: 768px) {
  .hero-carousel-frame {
    padding: 1.85rem 0 1.5rem;
  }
  #swiper-banner.swiper-banner--showcase {
    padding: 0 3.25rem;
  }
  #swiper-banner.swiper-banner--showcase .swiper-slide {
    width: 46%;
    max-width: 400px;
  }
}
@media (min-width: 1024px) {
  #swiper-banner.swiper-banner--showcase .swiper-slide {
    width: 38%;
    max-width: 440px;
  }
}
.banner-slide {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
}
.banner-2 {
  background: linear-gradient(135deg, #f093fb, #f5576c);
}
.banner-3 {
  background: linear-gradient(135deg, #4facfe, #00f2fe);
}
/* ========== 响应式：平板与移动端 ========== */
@media (max-width: 1023px) {
  .nav-shell {
    padding-left: max(1rem, env(safe-area-inset-left, 0px));
    padding-right: max(1rem, env(safe-area-inset-right, 0px));
  }
  .top-bar-inner {
    padding-left: max(1rem, env(safe-area-inset-left, 0px));
    padding-right: max(1rem, env(safe-area-inset-right, 0px));
  }
}

@media (max-width: 639px) {
  .top-bar {
    font-size: 0.8rem;
  }
  .top-bar-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }
  .top-bar-inner > div:first-child {
    font-size: 0.76rem;
    line-height: 1.55;
    word-break: break-word;
  }
  .top-bar-inner > div:last-child {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.25rem 0;
  }
  .nav-shell {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    padding-top: 0.65rem;
    padding-bottom: 0.65rem;
  }
  .nav-actions {
    width: 100%;
    margin-left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.65rem;
  }
  .nav-main {
    width: 100%;
    order: 1;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    padding-bottom: 0.2rem;
  }
  .nav-links--scroll {
    gap: 0.65rem;
    justify-content: flex-start;
    padding: 0.25rem 0 0.45rem;
  }
  .nav-links--scroll a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 0.2rem;
  }
  .btn-nav--compact {
    order: 2;
    width: 100%;
    text-align: center;
    min-height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
  }
  .logo-text > span {
    white-space: normal;
    max-width: 70vw;
  }
  .nav-hub .my-sticky {
    top: 6.75rem;
  }
  .marquee-box {
    flex-wrap: wrap;
    max-width: calc(100vw - 1.25rem);
    padding: 0.35rem 0.65rem;
  }
  .marquee-ranks {
    width: 100%;
    justify-content: flex-start;
    margin-top: 0.2rem;
  }
  .container-main {
    margin: 0;
    width: 100%;
    flex: 1 1 100%;
  }
  #swiper-banner.swiper-banner--showcase {
    padding: 0 2.25rem;
  }
  #swiper-banner.swiper-banner--showcase .swiper-slide {
    width: 78%;
    max-width: 280px;
  }
  .hero-carousel-frame .swiper-button-prev,
  .hero-carousel-frame .swiper-button-next {
    width: 2rem;
    height: 2rem;
  }
  .category-strip__list {
    padding-left: max(1rem, env(safe-area-inset-left, 0px));
    padding-right: max(1rem, env(safe-area-inset-right, 0px));
  }
  .hero {
    --hero-shift: 0.95rem;
    padding: 0 max(1rem, env(safe-area-inset-right, 0px)) 1.5rem
      max(0.45rem, env(safe-area-inset-left, 0px));
  }
  .hero-banner {
    padding: 1.2rem 1rem 1.1rem 0;
    margin-left: calc(-1 * var(--hero-shift));
    width: calc(100% + var(--hero-shift));
    border-radius: 0;
    margin-bottom: 1rem;
    box-shadow: none;
  }
  .hero-banner h1 {
    font-size: clamp(1rem, 4.8vw, 1.5rem);
    font-weight: 700;
    line-height: 1.28;
    text-align: left;
  }
  .hero-intro {
    max-width: none;
    width: calc(100% + var(--hero-shift));
    margin-left: calc(-1 * var(--hero-shift));
    padding: 0.95rem max(0.85rem, env(safe-area-inset-right, 0px)) 1rem
      max(0.35rem, env(safe-area-inset-left, 0px));
    border-radius: 12px;
    gap: 1rem;
  }
  .hero-intro__media {
    max-width: min(34rem, 100%);
    margin-left: auto;
    margin-right: -0.3rem;
    align-self: flex-end;
  }
  .hero .hero-intro p {
    font-size: 0.84rem;
    line-height: 1.68;
  }
  .section {
    padding: 1.35rem max(1rem, env(safe-area-inset-right, 0px)) 2rem
      max(1rem, env(safe-area-inset-left, 0px));
  }
  .section h2 {
    font-size: 1.3rem;
  }
  .section--category {
    margin-left: max(0.75rem, env(safe-area-inset-left, 0px));
    margin-right: max(0.75rem, env(safe-area-inset-right, 0px));
    padding: 1.1rem 1rem;
  }
  .section--category h2 {
    font-size: 1.15rem;
  }
  .cards {
    grid-template-columns: 1fr;
  }
  .card {
    padding: 1.2rem;
  }
  .site-footer {
    padding-left: max(1rem, env(safe-area-inset-left, 0px));
    padding-right: max(1rem, env(safe-area-inset-right, 0px));
  }
}

@media (max-width: 380px) {
  .logo-mark {
    width: 46px;
    height: 46px;
    font-size: 0.92rem;
  }
  .logo-text strong {
    font-size: 1.15rem;
  }
}

@media (min-width: 640px) and (max-width: 1023px) {
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .nav-hub .my-sticky {
    top: 5.25rem;
  }
}