/* ============================================================
   拍易得 — 在线拍卖平台 主样式
   设计方向：白 + 橙(#F97316) + 深灰 + 亮蓝点缀
   风格：互联网产品平台，大留白，圆角交替，活力透明
   依赖：FA6 CDN / Swiper 11 / AOS 2.3.4 / jQuery 3.x
   ============================================================ */

/* ===== Google Fonts ===== */


/* ===== CSS 变量系统 ===== */
:root {
  --orange: #F97316;
  --orange-dark: #EA580C;
  --orange-light: #FFF7ED;
  --orange-50: #FFF7ED;
  --orange-100: #FFEDD5;
  --orange-500: #F97316;
  --orange-600: #EA580C;

  --blue-accent: #3B82F6;
  --blue-light: #EFF6FF;

  --dark: #1E293B;
  --dark-800: #1E293B;
  --dark-700: #334155;
  --dark-600: #475569;
  --gray: #64748B;
  --gray-500: #64748B;
  --gray-400: #94A3B8;
  --gray-300: #CBD5E1;
  --gray-200: #E2E8F0;
  --gray-100: #F1F5F9;
  --gray-50: #F8FAFC;
  --white: #FFFFFF;

  --success: #10B981;
  --danger: #EF4444;
  --warning: #F59E0B;

  --font-sans: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-heading: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --shadow-orange: 0 4px 16px rgba(249,115,22,0.25);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);

  --max-width: 1200px;
  --header-height: 72px;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, select, textarea { font: inherit; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); line-height: 1.3; }

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  background: var(--orange-50);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray);
  max-width: 560px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  white-space: nowrap;
  border: 2px solid transparent;
}

.btn--primary {
  background: var(--orange);
  color: #fff;
  border-color: var(--orange);
}
.btn--primary:hover {
  background: var(--orange-dark);
  border-color: var(--orange-dark);
  box-shadow: var(--shadow-orange);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--orange);
  border-color: var(--orange);
}
.btn--outline:hover {
  background: var(--orange);
  color: #fff;
  box-shadow: var(--shadow-orange);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--gray);
  border-color: var(--gray-200);
}
.btn--ghost:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.btn--white {
  background: #fff;
  color: var(--orange);
  border-color: #fff;
}
.btn--white:hover {
  background: var(--orange-50);
  border-color: var(--orange-50);
  transform: translateY(-1px);
}

.btn--sm { padding: 8px 18px; font-size: 0.85rem; }
.btn--lg { padding: 15px 36px; font-size: 1.05rem; }

/* Pulse animation for CTA */
@keyframes pulse-orange {
  0%, 100% { box-shadow: 0 0 0 0 rgba(249,115,22,0.4); }
  50% { box-shadow: 0 0 0 12px rgba(249,115,22,0); }
}
.pulse { animation: pulse-orange 2s infinite; }

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--gray-100);
  z-index: 100;
  transition: all var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: transparent;
}

.header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header__logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--orange), var(--orange-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.25rem;
}

.header__logo-text { display: flex; flex-direction: column; }
.header__logo-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.2;
}
.header__logo-sub {
  font-size: 0.65rem;
  color: var(--gray);
  letter-spacing: 0.08em;
}

/* Navigation */
.header__nav { display: flex; align-items: center; gap: 4px; }

.header__nav-link {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dark-700);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}
.header__nav-link:hover { color: var(--orange); background: var(--orange-50); }
.header__nav-link.active { color: var(--orange); font-weight: 600; }

/* Nav item with dropdown */
.header__nav-item { position: relative; }

/* Dropdown */
.header__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 160px;
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 6px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition);
  z-index: 60;
}

.header__nav-item:hover .header__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header__dropdown a {
  display: block;
  padding: 9px 18px;
  font-size: 0.88rem;
  color: var(--dark-700);
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.header__dropdown a:hover {
  background: var(--orange-50);
  color: var(--orange);
}

/* CTA in header */
.header__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  background: var(--orange);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition);
}
.header__cta:hover {
  background: var(--orange-dark);
  box-shadow: var(--shadow-orange);
  transform: translateY(-1px);
}

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

/* Hamburger — 独立于 nav__actions (避坑13.4) */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  z-index: 110;
  padding: 0;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all var(--transition);
  margin: 0 auto;
}

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Mobile Nav ===== */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -320px;
  width: 280px;
  height: 100vh;
  background: #fff;
  box-shadow: var(--shadow-xl);
  z-index: 120;
  transition: right var(--transition);
  overflow-y: auto;
  padding: 24px;
}

.mobile-nav.open { right: 0; }

.mobile-nav__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 115;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}
.mobile-nav__overlay.show { opacity: 1; visibility: visible; }

.mobile-nav__link {
  display: block;
  padding: 14px 16px;
  font-size: 1rem;
  color: var(--dark-700);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}
.mobile-nav__link:hover { color: var(--orange); background: var(--orange-50); }

.mobile-nav__sub {
  display: none;
  padding-left: 16px;
  margin-bottom: 6px;
}
.mobile-nav__sub.open { display: block; }
.mobile-nav__sub a {
  display: block;
  padding: 10px 16px;
  font-size: 0.9rem;
  color: var(--gray);
  border-radius: var(--radius-sm);
}
.mobile-nav__sub a:hover { color: var(--orange); background: var(--orange-50); }

/* ===== Hero Banner ===== */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  max-height: 650px;
  min-height: 500px;
  overflow: hidden;
  margin-top: var(--header-height);
}

.hero-swiper {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero__slide {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.55) 0%, rgba(249,115,22,0.3) 100%);
  z-index: 2;
}

.hero__content {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
}

.hero__title {
  font-size: 3rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
  line-height: 1.2;
}

.hero__subtitle {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.9);
  max-width: 600px;
  margin-bottom: 32px;
  text-shadow: 0 1px 8px rgba(0,0,0,0.2);
}

.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

.hero-pagination {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  gap: 8px;
}

.hero-pagination .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background: rgba(255,255,255,0.5);
  opacity: 1;
  border-radius: var(--radius-full);
  transition: all var(--transition);
}
.hero-pagination .swiper-pagination-bullet-active {
  background: var(--orange);
  width: 28px;
}

/* ===== Sections ===== */
.section {
  padding: 80px 0;
}

.section--gray { background: var(--gray-50); }
.section--orange { background: var(--orange-50); }
.section--dark { background: var(--dark); color: #fff; }

/* ===== Stats / 平台数据 ===== */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item {
  padding: 32px 20px;
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.stat-item:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.stat-item__number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--orange);
  font-family: var(--font-heading);
  line-height: 1.2;
}

.stat-item__label {
  font-size: 0.95rem;
  color: var(--gray);
  margin-top: 8px;
}

.stat-item__icon {
  font-size: 2rem;
  color: var(--orange);
  margin-bottom: 12px;
}

/* ===== Section Header ===== */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}

/* ===== Auction Card 拍品卡片 ===== */
.auction-card {
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.auction-card:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.auction-card__image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.auction-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.auction-card:hover .auction-card__image img { transform: scale(1.05); }

.auction-card__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--danger);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  z-index: 2;
}

.auction-card__badge--hot {
  background: linear-gradient(135deg, var(--orange), var(--danger));
}

.auction-card__time {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 4px;
}

.auction-card__body {
  padding: 18px 20px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.auction-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 12px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.auction-card__prices {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}

.auction-card__price-item {
  display: flex;
  flex-direction: column;
}

.auction-card__price-label {
  font-size: 0.72rem;
  color: var(--gray-400);
  margin-bottom: 2px;
}

.auction-card__price-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--orange);
  font-family: var(--font-heading);
}

.auction-card__price-value--current {
  color: var(--danger);
}

.auction-card__meta {
  display: flex;
  gap: 16px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--gray-100);
  font-size: 0.8rem;
  color: var(--gray);
}

.auction-card__meta i { color: var(--orange); margin-right: 3px; }

/* ===== Category Card 分类卡片 ===== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.category-card {
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  text-align: center;
  transition: all var(--transition);
  cursor: pointer;
}
.category-card:hover {
  border-color: var(--orange);
  background: var(--orange-50);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.category-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  background: var(--orange-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--orange);
  transition: all var(--transition);
}
.category-card:hover .category-card__icon {
  background: var(--orange);
  color: #fff;
}

.category-card__name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 4px;
}

.category-card__count {
  font-size: 0.78rem;
  color: var(--gray-400);
}

/* ===== Ranking Card 排行卡片 ===== */
.ranking-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.ranking-card {
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
}
.ranking-card:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.ranking-card__rank {
  width: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  font-family: var(--font-heading);
  flex-shrink: 0;
}

.ranking-card__rank--1 { background: linear-gradient(180deg, #FFD700, #F59E0B); }
.ranking-card__rank--2 { background: linear-gradient(180deg, #C0C0C0, #94A3B8); }
.ranking-card__rank--3 { background: linear-gradient(180deg, #CD7F32, #B45309); }

.ranking-card__body {
  padding: 16px 20px;
  flex: 1;
}

.ranking-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
}

.ranking-card__price {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 6px;
}

.ranking-card__bids {
  font-size: 0.82rem;
  color: var(--gray);
}

/* ===== News Card 新闻卡片 ===== */
.news-card {
  display: flex;
  gap: 20px;
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  padding: 16px;
}
.news-card:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow-md);
}

.news-card__image {
  width: 200px;
  height: 140px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.news-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.news-card:hover .news-card__image img { transform: scale(1.05); }

.news-card__body { flex: 1; display: flex; flex-direction: column; }

.news-card__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
  line-height: 1.4;
}

.news-card__desc {
  font-size: 0.9rem;
  color: var(--gray);
  flex: 1;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.news-card__date {
  font-size: 0.8rem;
  color: var(--gray-400);
  margin-top: 8px;
}

/* ===== CTA Section ===== */
.cta-section {
  background: linear-gradient(135deg, var(--orange), var(--orange-dark));
  padding: 80px 0;
  text-align: center;
  color: #fff;
}

.cta-section .section-tag {
  background: rgba(255,255,255,0.2);
  color: #fff;
}

.cta-section__title {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
}

.cta-section__desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin: 0 auto 32px;
}

/* ===== Footer ===== */
.footer {
  background: var(--dark);
  color: #fff;
  padding-top: 60px;
}

.footer__grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1.2fr;
  gap: 40px;
}

.footer__col-title {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}
.footer__col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background: var(--orange);
  border-radius: 1px;
}

.footer__brand-desc {
  font-size: 0.88rem;
  color: var(--gray-400);
  line-height: 1.7;
  margin-bottom: 16px;
}

.footer__social {
  display: flex;
  gap: 10px;
}
.footer__social a {
  width: 36px;
  height: 36px;
  border: 1px solid var(--gray-400);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-size: 0.9rem;
  transition: all var(--transition);
}
.footer__social a:hover {
  background: var(--orange);
  border-color: var(--orange);
  color: #fff;
}

.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__links a {
  font-size: 0.88rem;
  color: var(--gray-400);
  transition: color var(--transition-fast);
}
.footer__links a:hover { color: var(--orange); }

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.88rem;
  color: var(--gray-400);
  line-height: 1.6;
}
.footer__contact-item i { color: var(--orange); margin-top: 3px; flex-shrink: 0; }

.footer__qrcode {
  width: 110px;
  height: 110px;
  background: #fff;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-size: 0.78rem;
  text-align: center;
}

.friend-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 20px;
}

.friend-links__label {
  font-size: 0.85rem;
  color: var(--gray-400);
  font-weight: 600;
  white-space: nowrap;
}

.friend-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition-fast);
}
.friend-links a:hover { color: var(--orange); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 0;
  padding: 20px 0;
}

.footer__bottom-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--gray-400);
}

.footer__bottom-inner a { color: var(--gray-400); }
.footer__bottom-inner a:hover { color: var(--orange); }

/* ===== Back to Top ===== */
.back-top {
  position: fixed;
  bottom: 80px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: var(--orange);
  color: #fff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: var(--shadow-orange);
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition);
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--orange-dark); transform: translateY(-3px); }

/* ===== Online Service Float 在线客服 ===== */
.online-service {
  position: fixed;
  bottom: 132px;
  right: 24px;
  width: 50px;
  height: 50px;
  background: var(--orange);
  color: #fff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: var(--shadow-orange);
  z-index: 90;
  transition: all var(--transition);
  animation: pulse-orange 2s infinite;
}
.online-service:hover { background: var(--orange-dark); transform: scale(1.1); }

/* ===== Inner Page Banner 内页Banner ===== */
.inner-banner {
  position: relative;
  height: 320px;
  overflow: hidden;
  margin-top: var(--header-height);
}

.inner-banner__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.inner-banner__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.6) 0%, rgba(249,115,22,0.35) 100%);
}

.inner-banner__content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  z-index: 2;
  padding: 24px;
}

.inner-banner__title {
  font-size: 2.4rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.inner-banner__subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
}

/* ===== Breadcrumb 面包屑 ===== */
.breadcrumb-bar {
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-100);
}

.breadcrumb {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 24px;
  font-size: 0.85rem;
  color: var(--gray);
}

.breadcrumb a { color: var(--gray); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb i { margin: 0 6px; font-size: 0.7rem; color: var(--gray-300); }

/* ===== Filter Bar 子栏目过滤 ===== */
.filter-bar {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  padding: 12px 0;
}

.filter-bar a {
  padding: 8px 20px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--gray);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}
.filter-bar a:hover { color: var(--orange); background: var(--orange-50); }
.filter-bar a.active { background: var(--orange); color: #fff; }

/* ===== List Grid 列表布局 ===== */
.list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.list-grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ===== Pagination ===== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.pagination a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  color: var(--gray);
  transition: all var(--transition-fast);
}
.pagination a:hover { border-color: var(--orange); color: var(--orange); }
.pagination a.active { background: var(--orange); color: #fff; border-color: var(--orange); }
.pagination .current { background: var(--orange); color: #fff; border-color: var(--orange); }
.pagination a.disabled { opacity: 0.4; pointer-events: none; }

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--gray-400);
}

.empty-state i { font-size: 3rem; margin-bottom: 16px; display: block; }
.empty-state p { font-size: 1rem; }

/* ===== Detail Page 详情页 ===== */
.detail { max-width: 900px; margin: 0 auto; }

.detail__header {
  margin-bottom: 24px;
}

.detail__title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
  line-height: 1.4;
}

.detail__meta-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--gray);
}
.detail__meta-row i { margin-right: 4px; color: var(--orange); }

/* Params card */
.detail__params {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.detail__param {
  background: var(--orange-50);
  border: 1px solid var(--orange-100);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}

.detail__param-label {
  font-size: 0.78rem;
  color: var(--gray);
  margin-bottom: 4px;
}

.detail__param-value {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  font-family: var(--font-heading);
}

/* Detail body */
.detail__body {
  font-size: 1rem;
  color: var(--dark-700);
  line-height: 1.8;
}

.detail__body img { max-width: 100%; border-radius: var(--radius-md); margin: 16px 0; }
.detail__body p { margin-bottom: 14px; }
.detail__body h2, .detail__body h3 { margin: 24px 0 12px; }
.detail__body table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.detail__body table td, .detail__body table th {
  border: 1px solid var(--gray-200);
  padding: 10px 14px;
  font-size: 0.9rem;
}

/* Prev/Next */
.detail__pager {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
  margin: 40px 0;
  font-size: 0.9rem;
  gap: 12px;
  flex-wrap: wrap;
}
.detail__pager a, .detail__pager span { color: var(--gray); }
.detail__pager a:hover { color: var(--orange); }

/* Related */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.related-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-top: 48px;
  color: var(--dark);
}

/* ===== Detail Gallery Swiper ===== */
.detail-gallery {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 28px;
}

.detail-gallery .swiper-slide img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

/* ===== Auction Detail Sidebar ===== */
.auction-detail {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 32px;
}

.auction-sidebar {
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: sticky;
  top: calc(var(--header-height) + 20px);
  height: fit-content;
}

.auction-sidebar__status {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.auction-sidebar__status--active {
  background: #FEF2F2;
  color: var(--danger);
}

.auction-sidebar__price-block {
  margin-bottom: 20px;
}

.auction-sidebar__price-label {
  font-size: 0.82rem;
  color: var(--gray);
  margin-bottom: 4px;
}

.auction-sidebar__price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--danger);
  font-family: var(--font-heading);
}

.auction-sidebar__price--starting {
  font-size: 1.3rem;
  color: var(--gray);
  font-weight: 500;
}

.auction-sidebar__info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 24px;
}

.auction-sidebar__info-item {
  padding: 12px;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  text-align: center;
}

.auction-sidebar__info-label {
  font-size: 0.75rem;
  color: var(--gray-400);
  margin-bottom: 4px;
}

.auction-sidebar__info-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
}

/* ===== Tabs 拍品详情Tab ===== */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--gray-100);
  gap: 0;
  margin-bottom: 24px;
}

.tab-btn {
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition-fast);
  cursor: pointer;
  background: none;
}

.tab-btn:hover { color: var(--orange); }
.tab-btn.active {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ===== Contact Page ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: flex-start;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-info__icon {
  width: 48px;
  height: 48px;
  background: var(--orange-50);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
  color: var(--orange);
}

.contact-info__label {
  font-size: 0.82rem;
  color: var(--gray-400);
  margin-bottom: 2px;
}

.contact-info__value {
  font-size: 1rem;
  font-weight: 500;
  color: var(--dark);
}

.contact-form-card {
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

/* ===== Form Elements ===== */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--dark-700);
  margin-bottom: 6px;
}

.required { color: var(--danger); }

.form-control {
  width: 100%;
  padding: 11px 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--dark);
  background: #fff;
  transition: all var(--transition-fast);
  outline: none;
}
.form-control:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(249,115,22,0.1);
}
.form-control::placeholder { color: var(--gray-400); }

textarea.form-control { resize: vertical; min-height: 100px; }

select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2394A3B8' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e"); background-repeat: no-repeat; background-position: right 12px center; background-size: 14px; padding-right: 40px; }

/* ===== Search Section ===== */
.search-box { padding: 24px 0; }

.search-form-row {
  display: flex;
  gap: 12px;
  max-width: 600px;
  margin: 0 auto;
}

.search-input-wrap {
  flex: 1;
  position: relative;
}
.search-input-wrap i {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-400);
  font-size: 1rem;
}
.search-input-wrap input {
  width: 100%;
  padding: 13px 16px 13px 44px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  outline: none;
  transition: all var(--transition);
}
.search-input-wrap input:focus { border-color: var(--orange); }

.search-result-item {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--gray-100);
  transition: all var(--transition-fast);
}
.search-result-item:hover { padding-left: 8px; }

.search-result-item__thumb {
  width: 120px;
  height: 90px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.search-result-item__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.search-result-item__info { flex: 1; }

.search-result-item__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
}

.search-result-item__date {
  font-size: 0.8rem;
  color: var(--gray-400);
  margin-bottom: 4px;
}

.search-result-item__desc {
  font-size: 0.88rem;
  color: var(--gray);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

/* ===== Register Page ===== */
.register-card {
  max-width: 460px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-md);
}

.register-card h2 {
  text-align: center;
  margin-bottom: 6px;
}

.register-card .subtitle {
  text-align: center;
  color: var(--gray);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

/* ===== Guide / Rules Steps ===== */
.guide-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.guide-step {
  text-align: center;
  padding: 32px 20px;
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.guide-step:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow-md);
}

.guide-step__number {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--orange);
  color: #fff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
}

.guide-step__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
}

.guide-step__desc {
  font-size: 0.9rem;
  color: var(--gray);
}

/* ===== Notice / Info blocks ===== */
.info-block {
  padding: 20px 24px;
  background: var(--blue-light);
  border: 1px solid #BFDBFE;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}
.info-block--warning {
  background: #FFFBEB;
  border-color: #FDE68A;
}
.info-block--success {
  background: #ECFDF5;
  border-color: #A7F3D0;
}

.info-block__title {
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 4px;
}

.info-block__text {
  font-size: 0.88rem;
  color: var(--gray);
}

/* ===== Image lazy load transition ===== */
img[data-src] { opacity: 0; transition: opacity 0.4s; }
img[data-src].loaded, img[src]:not([data-src]) { opacity: 1; }

/* ===== Partners Logo Grid ===== */
.partner-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  padding: 20px 0;
}

.partner-grid a {
  filter: grayscale(100%);
  opacity: 0.5;
  transition: all var(--transition);
}
.partner-grid a:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* ===== Utility ===== */
.text-center { text-align: center; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-16 { margin-bottom: 16px; }
.hidden { display: none !important; }

/* ===== Responsive — 768px ===== */
@media (max-width: 1023px) {
  .header__nav { display: none; }
  .header__cta { display: none; }
  .hamburger { display: flex; }
  .show-mobile { display: block !important; }

  .hero__title { font-size: 2rem; }
  .hero__subtitle { font-size: 1rem; }
  .hero { max-height: 500px; min-height: 380px; }

  .stats { grid-template-columns: repeat(2, 1fr); }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .ranking-grid { grid-template-columns: 1fr; }
  .list-grid { grid-template-columns: repeat(2, 1fr); }
  .list-grid--4 { grid-template-columns: repeat(2, 1fr); }

  .section-title { font-size: 1.5rem; }
  .section { padding: 48px 0; }

  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__bottom-inner { flex-direction: column; text-align: center; }

  .contact-grid { grid-template-columns: 1fr; }
  .auction-detail { grid-template-columns: 1fr; }
  .auction-sidebar { position: static; }
  .detail__params { grid-template-columns: repeat(2, 1fr); }
  .guide-steps { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }

  .news-card { flex-direction: column; }
  .news-card__image { width: 100%; height: 180px; }
}

@media (min-width: 1024px) {
  .show-mobile { display: none !important; }
  .hide-desktop { display: none !important; }
}

@media (max-width: 640px) {
  .hero__title { font-size: 1.6rem; }
  .hero { max-height: 400px; min-height: 320px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .list-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .stat-item__number { font-size: 2rem; }
  .inner-banner__title { font-size: 1.6rem; }
  .inner-banner { height: 240px; }
  .cta-section__title { font-size: 1.5rem; }
  .search-result-item { flex-direction: column; }
  .search-result-item__thumb { width: 100%; height: 160px; }
  .pagination a { width: 36px; height: 36px; font-size: 0.8rem; }
  .tabs { gap: 0; overflow-x: auto; }
  .tab-btn { padding: 10px 16px; font-size: 0.85rem; white-space: nowrap; }
}

/* July 12: mobile layout refinement; keep desktop rules intact. */
@media(max-width:1023px){
 [data-aos]{transform:none!important;opacity:1!important;transition:none!important}
 .mobile-nav{visibility:hidden;pointer-events:none}
 .mobile-nav.open{visibility:visible;pointer-events:auto}
 .header:has(.hamburger.active){z-index:130}
 .mobile-nav{top:72px;bottom:0;height:calc(100dvh - 72px);max-width:340px;width:calc(100vw - 44px)}
 .mobile-nav__inner{padding:16px}
 .mobile-nav__link{padding:12px;min-height:46px;font-size:15px}
 .mobile-nav__sub.open{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));padding:8px;gap:4px}
 .mobile-nav__sub a{padding:10px 8px;min-width:0;font-size:13px;min-height:44px}
 .mobile-nav__sub a:first-child{grid-column:1/-1}
}
@media(max-width:767px){
 :root{--section-py:30px;--section-py-sm:26px}
 .section{padding-top:30px;padding-bottom:30px}
 .container{padding-left:16px;padding-right:16px}
 .section>.container>[style*="margin-bottom:48px"],.section>.container>[style*="margin-bottom:40px"]{margin-bottom:20px!important}
 .section>.container>[style*="margin-top:32px"],.section>.container>[style*="margin-top:28px"]{margin-top:18px!important}
 .section-tag{font-size:10px;letter-spacing:.12em;margin-bottom:8px}
 .section-title{font-size:25px;line-height:1.35;margin-bottom:10px}
 .section-subtitle{font-size:13px;line-height:1.65}
 .btn{min-height:44px;padding:11px 16px;font-size:13px;justify-content:center;max-width:100%}
 .hero__title{font-size:27px;line-height:1.4;margin-bottom:12px;text-wrap:balance}
 .hero__subtitle{font-size:13px;line-height:1.75;margin-bottom:20px}
 .hero__actions{gap:10px}
 .hero__actions .btn{font-size:13px;padding:11px 17px;min-height:44px}
 .hero-pagination{position:absolute;left:0;right:0;bottom:18px;width:100%;transform:none;margin:0;padding:0;display:flex;justify-content:center}
 .hero-pagination .swiper-pagination-bullet{width:24px!important}
 .hero-pagination .swiper-pagination-bullet-active{width:36px!important}
 .news-grid{grid-template-columns:minmax(0,1fr);gap:12px}
 .news-card{flex-direction:row;gap:12px;padding:12px;min-width:0}
 .news-card__thumb{width:84px;height:96px;flex-shrink:0}
 .news-card__title{font-size:14px;line-height:1.55;display:block;-webkit-line-clamp:unset}
 .news-card__desc{font-size:12px;line-height:1.6}
 .news-card__date{font-size:11px}
 .cta-section{padding:30px 16px}
 .cta-section .container{padding-left:0;padding-right:0}
 .cta-section__title{font-size:23px;line-height:1.45;margin-bottom:12px}
 .cta-section__desc,.cta-section__subtitle{font-size:13px;line-height:1.7;margin-bottom:20px}
 .cta-buttons,.cta-section__actions{flex-direction:row;justify-content:center;gap:10px;flex-wrap:wrap}
 .footer__grid{display:grid;grid-template-columns:minmax(0,1fr) 110px;gap:22px 16px;padding:28px 16px}
 .footer__grid>div{min-width:0}
 .footer__grid>div:first-child,.footer__grid>div:nth-child(2){grid-column:1/-1}
 .footer__brand-desc{font-size:12px;line-height:1.8;margin:12px 0}
 .footer__col-title{font-size:14px;margin-bottom:10px}
 .footer__links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 8px}
 .footer__links a{font-size:12px;min-height:40px;display:flex;align-items:center}
 .footer__contact-item{font-size:12px;gap:7px;overflow-wrap:anywhere}
 .footer__qrcode{width:100px;height:100px}
 .footer__social{margin-top:8px}
 .friend-links{gap:8px;font-size:11px;overflow-wrap:anywhere}
 .footer__bottom-inner{font-size:11px;overflow-wrap:anywhere}
 .inner-banner{height:180px;min-height:0}
 .inner-banner__content{padding:65px 16px 16px}
 .inner-banner__title{font-size:24px;overflow-wrap:anywhere}
 .inner-banner__subtitle{font-size:12px;line-height:1.6}
 .breadcrumb{font-size:11px;flex-wrap:wrap;gap:6px}
 .page-layout>*{min-width:0}
 .detail__body,.tab-panel{font-size:14px;line-height:1.85;overflow-wrap:anywhere}
 .detail__body img,.tab-panel img{height:auto!important;max-width:100%}
 .detail__body table,.tab-panel table{display:block;max-width:100%;overflow-x:auto}
 .detail__body [style*="grid-template-columns"],.tab-panel [style*="grid-template-columns"]{grid-template-columns:minmax(0,1fr)!important}
 .detail__params{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
 .detail__param{min-width:0;padding:12px}
 .detail__param-value{font-size:13px;overflow-wrap:anywhere}
 .detail__pager{align-items:stretch;text-align:left;flex-direction:column;gap:12px;margin-top:24px}
 .detail__pager>*{max-width:100%;min-width:0;overflow-wrap:anywhere}
 .detail__title{font-size:23px;line-height:1.5}
 .detail__meta-row{gap:8px;font-size:11px}
 .detail-tabs{flex-wrap:wrap;gap:0;margin-top:24px;margin-bottom:20px}
 .detail-tabs button,.detail-tab{font-size:13px;padding:12px 8px;flex:1;min-width:0;white-space:normal}
 .contact-form-card{padding:18px}
 .contact-grid{gap:22px}
 .contact-grid>*{min-width:0}
 .form-control,form input:not([type=checkbox]):not([type=radio]),form select,form textarea{min-width:0;font-size:16px;max-width:100%}
 form [style*="grid-template-columns"]{grid-template-columns:minmax(0,1fr)!important;gap:0!important}
 form [style*="display:flex"]{flex-wrap:wrap}
 .contact-info__item{padding:12px;gap:12px;flex-direction:row;text-align:left;align-items:flex-start}
 .contact-info__value{overflow-wrap:anywhere;font-size:14px}
 .search-result-item{flex-direction:row;gap:12px;padding:12px;min-width:0}
 .search-result-item__thumb{width:76px;height:86px;flex-shrink:0}
 .search-result-item__info{min-width:0}
 .search-result-item__title{font-size:15px}
 .search-result-item__desc{font-size:12px}
 .pagination{flex-wrap:wrap;gap:5px}
 .pagination a,.pagination span{min-width:40px;height:40px}
}
@media(max-width:359px){
 .news-card__thumb{width:66px;height:90px}
 .footer__grid{grid-template-columns:minmax(0,1fr) 96px;gap:18px 12px}
 .footer__qrcode{width:90px;height:90px}
}

@media(max-width:1023px){.mobile-nav{padding:0;right:calc(-100vw - 10px)}.mobile-nav.open{right:0}}
@media(max-width:767px){
 .hero{height:330px;min-height:330px;max-height:330px}
 .hero__content{padding:20px 16px 50px}
 .hero__title{font-size:26px}
 .section-header{margin-bottom:22px}
 .mt-32,.mt-48{margin-top:20px}
 .stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
 .stat-item{padding:16px 5px;min-width:0;border-radius:10px}
 .stat-item__icon{font-size:22px;margin-bottom:8px}
 .stat-item__number{font-size:19px;letter-spacing:-.03em;white-space:nowrap}
 .stat-item__label{font-size:10px;margin-top:5px}
 .list-grid,.list-grid--4,.related-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
 .auction-card{min-width:0;border-radius:12px}
 .auction-card__body{padding:12px}
 .auction-card__title{font-size:14px;line-height:1.5;display:block;-webkit-line-clamp:unset;overflow-wrap:anywhere;margin-bottom:8px}
 .auction-card__prices{flex-direction:column;gap:7px;margin-bottom:10px}
 .auction-card__price-item{min-width:0}
 .auction-card__price-label{font-size:10px}
 .auction-card__price-value{font-size:17px;overflow-wrap:anywhere;line-height:1.3}
 .auction-card__meta{flex-wrap:wrap;gap:5px;font-size:10px;padding-top:8px;overflow-wrap:anywhere}
 .auction-card__badge{font-size:10px;top:7px;left:7px;padding:3px 6px}
 .auction-card__time{top:auto;bottom:7px;right:7px;font-size:10px;padding:3px 6px;gap:2px;max-width:calc(100% - 14px);flex-wrap:wrap}
 .category-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
 .category-card{padding:16px 7px;min-width:0;border-radius:12px}
 .category-card__icon{width:36px;height:36px;font-size:18px;margin-bottom:8px}
 .category-card__name{font-size:13px;line-height:1.5}
 .category-card__count{font-size:10px}
 .ranking-grid{grid-template-columns:minmax(0,1fr);gap:10px}
 .ranking-card{padding:12px;gap:12px}
 .ranking-card__rank{width:36px;height:36px;font-size:19px;flex-shrink:0}
 .ranking-card__body{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 10px;min-width:0;flex:1}
 .ranking-card__title{grid-column:1/-1;font-size:15px;margin:0;overflow-wrap:anywhere}
 .ranking-card__price{font-size:16px;margin:0;overflow-wrap:anywhere}
 .ranking-card__bids{font-size:11px;align-self:center;margin:0}
 .guide-steps{grid-template-columns:minmax(0,1fr);gap:12px}
 .guide-step{display:grid;grid-template-columns:36px minmax(0,1fr);gap:5px 12px;padding:16px;text-align:left}
 .guide-step__number{grid-row:1/3;width:36px;height:36px;font-size:19px;margin:0}
 .guide-step__title{font-size:15px;margin:0}
 .guide-step__desc{font-size:12px;line-height:1.7;margin:0}
 .news-card{display:flex;flex-direction:row;gap:12px;padding:12px;margin-bottom:12px}
 .news-card__image{width:80px;height:96px;flex-shrink:0}
 .news-card__body{min-width:0;padding:0}
 .news-card__title{font-size:14px;line-height:1.55}
 .news-card__desc{font-size:12px;line-height:1.65}
 .news-card__date{font-size:11px}
 .footer{padding-top:0}
 .inner-banner{height:auto;min-height:145px}
 .inner-banner__content{padding:20px 16px}
 .auction-detail{grid-template-columns:minmax(0,1fr);gap:22px}
 .auction-detail>*{min-width:0}
 .auction-sidebar{padding:18px;border-radius:12px;position:static;min-width:0}
 .auction-sidebar__info{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
 .auction-sidebar__info-item{padding:10px;min-width:0}
 .auction-sidebar__info-value{font-size:13px;overflow-wrap:anywhere}
 .auction-sidebar__price{font-size:26px;overflow-wrap:anywhere}
 .detail-gallery{max-width:100%;min-width:0}
 .detail-gallery img{max-height:330px;object-fit:contain}
 .tabs{display:flex;flex-wrap:wrap;gap:0;margin-bottom:20px}
 .tab-btn{flex:1;min-width:0;font-size:13px;padding:12px 6px;white-space:normal}
 .auction-sidebar [style*="display:flex"]{flex-wrap:wrap}
 .register-card{max-width:100%;padding:20px}
 .filter-bar{max-width:100%}
}
@media(max-width:359px){.stat-item__number{font-size:16px}.auction-card__body{padding:10px}.auction-card__price-value{font-size:15px}.news-card__image{width:65px}}

/* Separate inner-page banners from the fixed mobile header. */
@media(max-width:1023px){
 .inner-banner{margin-top:calc(var(--header-height) + 12px)}
}