:root {
  --primary: #ed4025;
  --ink: #2b2b2b;
  --bg: #f5f5f5;
  --muted: #9ca3af;
  --line: #f3f4f6;
  --max: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg);
  color: #1f2937;
  font-size: 14px;
}
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
img { max-width: 100%; display: block; }

.wrap {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  background: #fff;
  border-bottom: 1px solid var(--line);
  color: #6b7280;
  font-size: 12px;
}
.topbar-inner {
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar a:hover,
.topbar label:hover { color: var(--primary); }
.top-links { display: flex; align-items: center; gap: 12px; }
.auth-guest { display: inline-flex; gap: 8px; }

.header { background: #fff; }
.header-inner {
  height: 84px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  line-height: 1.15;
}
.brand img {
  width: 56px;
  height: 56px;
  object-fit: contain;
}
.brand strong {
  display: block;
  font-size: 22px;
  letter-spacing: 0.04em;
  color: #111;
}
.brand small {
  display: block;
  margin-top: 4px;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: #9ca3af;
}

.search {
  flex: 1;
  max-width: 672px;
  display: flex;
  border: 2px solid var(--primary);
  background: #fff;
}
.search input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  padding: 10px 16px;
  font-size: 14px;
}
.search button {
  border: 0;
  background: var(--primary);
  color: #fff;
  padding: 0 32px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.search button:hover { background: #c2351e; }

.nav {
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  position: relative;
  z-index: 40;
}
.nav-inner { display: flex; align-items: stretch; }
.mega { position: relative; width: 208px; flex-shrink: 0; }
.mega-trigger {
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-weight: 700;
  background: rgba(0, 0, 0, 0.15);
}
.mega-panel {
  display: none;
  position: absolute;
  left: 0;
  top: 100%;
  width: 240px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  padding: 4px 0;
}
.mega:hover .mega-panel,
.mega:focus-within .mega-panel { display: block; }
.mega-panel a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  color: #374151;
  font-size: 14px;
}
.mega-panel a:hover { background: #fff1f0; color: var(--primary); }
.nav-link {
  height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  color: rgba(255, 255, 255, 0.9);
  white-space: nowrap;
}
.nav-link:hover { color: #fff; }
.nav-link.home {
  padding: 0 20px;
  font-weight: 700;
  background: rgba(0, 0, 0, 0.1);
  color: #fff;
}

.dock {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 50;
  background: var(--primary);
  display: flex;
  flex-direction: column;
}
.dock a,
.dock button {
  position: relative;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  padding: 0;
}
.dock a:last-child,
.dock button:last-child { border-bottom: 0; }
.dock em {
  display: none;
  position: absolute;
  right: 100%;
  top: 0;
  height: 44px;
  padding: 0 12px;
  white-space: nowrap;
  background: var(--primary);
  align-items: center;
  font-size: 12px;
  font-style: normal;
  color: #fff;
}
.dock a:hover em,
.dock button:hover em { display: flex; }

.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 60;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
}
.modal:target { display: flex; }
.modal-card {
  background: #fff;
  width: 100%;
  max-width: 384px;
  padding: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
}
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.modal-tabs { display: flex; gap: 16px; font-size: 14px; font-weight: 700; }
.modal-tabs a { padding-bottom: 4px; border-bottom: 2px solid transparent; color: #9ca3af; }
.modal-tabs a.on { color: var(--primary); border-color: var(--primary); }
.modal-close { color: #9ca3af; font-size: 22px; line-height: 1; }
.field {
  width: 100%;
  border: 1px solid #e5e7eb;
  padding: 10px 16px;
  margin-bottom: 12px;
  font-size: 14px;
  outline: none;
}
.field:focus { border-color: var(--primary); }
.btn-primary {
  width: 100%;
  border: 0;
  background: var(--primary);
  color: #fff;
  padding: 10px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.btn-primary:hover { opacity: 0.9; }
.modal-tip { text-align: center; font-size: 12px; color: #9ca3af; margin: 12px 0 0; }
.modal-tip a { color: var(--primary); }
.modal-agree {
  font-size: 10px;
  color: #9ca3af;
  text-align: center;
  margin: 16px 0 0;
  line-height: 1.6;
}

.hero-row {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  min-height: 360px;
}
.hero {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #fff;
  min-height: 360px;
  box-shadow: 0 12px 40px -16px rgba(15, 23, 42, 0.25);
}
.hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero img.alt { animation: heroAlt 11s infinite; }
@keyframes heroAlt {
  0%, 42% { opacity: 0; }
  50%, 92% { opacity: 1; }
  100% { opacity: 0; }
}
.dots {
  position: absolute;
  left: 16px;
  bottom: 12px;
  display: flex;
  gap: 6px;
  z-index: 2;
}
.dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  color: #fff;
  font-size: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.dot.one { animation: dotOne 11s infinite; }
.dot.two { animation: dotTwo 11s infinite; }
@keyframes dotOne {
  0%, 45% { background: #fff; }
  50%, 100% { background: rgba(255, 255, 255, 0.4); }
}
@keyframes dotTwo {
  0%, 45% { background: rgba(255, 255, 255, 0.4); }
  50%, 95% { background: #fff; }
  100% { background: rgba(255, 255, 255, 0.4); }
}

.side {
  width: 224px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.side-promo {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #fff;
  min-height: 160px;
}
.side-promo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.side-promo span {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 8px 12px;
  background: rgba(227, 60, 52, 0.88);
}
.claim-toggle {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.coupon {
  flex: 1;
  display: block;
  text-align: left;
  padding: 16px;
  color: #fff;
  background: var(--primary);
  cursor: pointer;
  min-height: 140px;
}
.coupon h2 { margin: 0; font-size: 14px; font-weight: 800; }
.coupon p { margin: 4px 0 0; font-size: 11px; color: rgba(255, 255, 255, 0.85); }
.coupon b {
  display: inline-block;
  margin-top: 12px;
  font-size: 11px;
  background: #fff;
  color: var(--primary);
  padding: 4px 12px;
}
.coupon b::before { content: "立即领取"; }
.claim-toggle:checked + .coupon { opacity: 0.7; }
.claim-toggle:checked + .coupon b::before { content: "已领取"; }

.perks {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  background: #fff;
}
.perk {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-right: 1px solid var(--line);
}
.perk:last-child { border-right: 0; }
.perk-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff1f0;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.perk strong { display: block; font-size: 14px; color: #1f2937; }
.perk span { display: block; font-size: 11px; color: #9ca3af; margin-top: 2px; }

.floors { margin-top: 16px; display: flex; flex-direction: column; gap: 16px; }
.floor,
.picks {
  background: #fff;
  border: 1px solid var(--line);
}
.floor-head,
.picks-head {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  padding: 16px 16px 8px;
  border-bottom: 1px solid var(--line);
}
.picks-head { align-items: center; padding: 12px 16px; }
.floor-title,
.picks-head strong { margin: 0; font-weight: 800; font-size: 18px; }
.picks-head strong { font-size: 16px; }
.floor-en {
  margin: 2px 0 0;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: #9ca3af;
}
.tabs { display: flex; gap: 16px; font-size: 14px; color: #6b7280; }
.tab {
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}
.tab.active {
  color: var(--primary);
  font-weight: 700;
  border-bottom-color: var(--primary);
}
.more {
  margin-left: auto;
  margin-bottom: 4px;
  font-size: 12px;
  color: #9ca3af;
}
.more:hover { color: var(--primary); }

.grid-4,
.grid-5 { display: grid; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

.card {
  display: block;
  background: #fff;
  padding: 8px;
  height: 100%;
  position: relative;
}
.card:hover { box-shadow: inset 0 0 0 1px #f3f4f6; }
.card-pic {
  position: relative;
  aspect-ratio: 1;
  margin-bottom: 8px;
  background: #fff;
}
.card-pic img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.pic-link { display: block; width: 100%; height: 100%; }
.card-meta { display: block; color: inherit; text-decoration: none; }
a.card-add { text-decoration: none; color: #fff; z-index: 2; }
a.tab { text-decoration: none; }
a.coupon { color: #fff; text-decoration: none; }
.card-add {
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 8px;
  text-align: center;
  padding: 6px 0;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: var(--primary);
  opacity: 0;
  transition: opacity 0.18s ease;
}
.card:hover .card-add { opacity: 1; }
.card-name {
  margin: 0;
  font-size: 12px;
  color: #1f2937;
  line-height: 1.35;
  min-height: 2rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-price {
  margin: 4px 0 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
}

.picks { margin: 16px auto 24px; }

.footer {
  margin-top: 40px;
  background: var(--ink);
  color: #fff;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  padding: 40px 0;
}
.footer h3 { margin: 0 0 12px; font-size: 14px; }
.footer-links a {
  display: block;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  padding: 4px 0;
}
.footer-links a:hover { color: #fff; }
.hotline { margin: 0; font-size: 20px; font-weight: 800; }
.hours { margin: 8px 0 0; font-size: 11px; color: rgba(255, 255, 255, 0.5); }
.copyright {
  text-align: center;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.45);
  padding: 16px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.copyright nav { margin-bottom: 8px; }
.copyright nav a:hover { color: #fff; }
.copyright .sep { color: rgba(255, 255, 255, 0.25); padding: 0 8px; }
.copyright .icp {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.copyright .icp:hover { opacity: 0.8; }

@media (hover: none) {
  .card-add { opacity: 1; }
}

@media (max-width: 1024px) {
  .side { display: none; }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .nav-inner { overflow-x: auto; }
}

@media (max-width: 768px) {
  .header-inner { height: auto; padding: 12px 0; flex-wrap: wrap; }
  .search { max-width: none; width: 100%; }
  .perks,
  .grid-4,
  .grid-5,
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .perk:nth-child(2) { border-right: 0; }
  .perk { border-bottom: 1px solid var(--line); }
  .dock { display: none; }
  .topbar-inner { height: auto; min-height: 32px; padding: 6px 0; gap: 8px; }
  .brand strong { font-size: 18px; }
  .detail,
  .checkout,
  .account-grid,
  .cart-row,
  .cart-head { grid-template-columns: 1fr; }
}

.page-main { padding: 24px 0 48px; }
.crumb { font-size: 12px; color: #9ca3af; margin-bottom: 16px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.crumb a:hover { color: #111; }
.crumb b { color: #1f2937; font-weight: 500; }

.chips { display: flex; gap: 8px; overflow-x: auto; background: #fff; border: 1px solid var(--line); padding: 12px; margin-bottom: 16px; }
.chips a { flex-shrink: 0; font-size: 12px; padding: 8px 14px; border: 1px solid #e5e7eb; color: #4b5563; }
.chips a.on,
.chips a:hover { border-color: var(--primary); color: var(--primary); background: #fff1f0; }

.block { background: #fff; border: 1px solid var(--line); padding: 20px; margin-bottom: 16px; }
.block h1,
.block h2 { margin: 0 0 12px; font-size: 18px; }
.block h2 { font-size: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.lead { margin: 0 0 12px; color: #6b7280; font-size: 13px; line-height: 1.7; }

.detail { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; background: #fff; border: 1px solid var(--line); padding: 20px; margin-bottom: 16px; }
.detail-gallery { background: #fafafa; aspect-ratio: 1; }
.detail-gallery img { width: 100%; height: 100%; object-fit: contain; padding: 16px; }
.detail-info h1 { margin: 0 0 8px; font-size: 20px; }
.subline { margin: 0 0 16px; color: #9ca3af; font-size: 14px; }
.price-box { background: #2b2b2b; color: #fff; padding: 12px 16px; }
.price-box strong { display: block; color: var(--primary); font-size: 30px; }
.price-box span { display: block; margin-top: 4px; font-size: 12px; color: rgba(255,255,255,.6); }
.price-box s { color: rgba(255,255,255,.6); }
.assure { display: flex; flex-wrap: wrap; gap: 16px; margin: 16px 0; font-size: 12px; color: #6b7280; }
.spec { display: inline-block; border: 1px solid #e5e7eb; padding: 6px 12px; margin: 0 8px 8px 0; font-size: 12px; }
.spec.on { border-color: var(--primary); color: var(--primary); font-weight: 700; }
.qty-line { font-size: 12px; color: #6b7280; margin: 8px 0 16px; }
.buy-row { display: flex; flex-direction: column; gap: 8px; max-width: 360px; }
.buy-row a { text-align: center; padding: 12px; font-weight: 700; }
.btn-solid { background: var(--primary); color: #fff; }
.btn-solid:hover { background: #c2351e; }
.btn-line { border: 1px solid var(--primary); color: var(--primary); }
.btn-line:hover { background: #fff1f0; }
.desc { margin: 16px 0 0; color: #6b7280; font-size: 14px; line-height: 1.8; }
.meta-row { margin-top: 8px; font-size: 12px; color: #9ca3af; }

.cart-head,
.cart-row { display: grid; grid-template-columns: 36px minmax(0,1fr) 90px 70px 60px; gap: 12px; align-items: center; }
.cart-head { background: var(--primary); color: #fff; padding: 12px 16px; font-size: 12px; }
.cart-row { padding: 16px; border-bottom: 1px solid var(--line); background: #fff; font-size: 14px; }
.cart-row img { width: 64px; height: 64px; object-fit: contain; background: #fafafa; }
.cart-prod { display: flex; gap: 12px; align-items: center; min-width: 0; }
.cart-prod a { color: inherit; }
.cart-prod a:hover { color: var(--primary); }
.cart-price { color: var(--primary); font-weight: 700; }
.rm { position: absolute; width: 1px; height: 1px; opacity: 0; }
.cart-line { position: relative; }
.rm:checked ~ .cart-row { display: none; }
.cart-bar { margin-top: 16px; background: #fff; border: 1px solid var(--line); padding: 16px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.cart-bar .sum { margin-left: auto; font-size: 20px; font-weight: 800; color: var(--primary); }
.cart-bar .go { background: var(--primary); color: #fff; padding: 10px 40px; font-weight: 700; }

.checkout { display: grid; grid-template-columns: 1.4fr .8fr; gap: 16px; }
.field-label { display: block; font-size: 12px; color: #6b7280; margin-bottom: 6px; }
.pay-line { display: flex; align-items: center; gap: 8px; padding: 8px 0; font-size: 14px; }
.sum-box { background: #2b2b2b; color: #fff; padding: 16px; }
.sum-box div { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; }
.sum-box .due { font-size: 18px; font-weight: 800; border-top: 1px solid rgba(255,255,255,.2); margin-top: 8px; padding-top: 12px; }
.sum-box button,
.sum-box .go { display: block; width: 100%; margin-top: 16px; background: #fff; color: var(--primary); border: 0; padding: 14px; font-weight: 700; text-align: center; cursor: pointer; }

.member { background: var(--primary); color: #fff; padding: 32px; }
.member small { letter-spacing: .2em; font-size: 10px; color: rgba(255,255,255,.7); }
.member h1 { margin: 12px 0 4px; font-size: 28px; }
.member p { margin: 0; font-size: 12px; color: rgba(255,255,255,.8); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 28px; text-align: center; }
.stats a { color: #fff; }
.stats strong { display: block; font-size: 24px; }
.stats span { font-size: 12px; color: rgba(255,255,255,.75); }
.account-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: #f3f4f6; margin-top: 16px; }
.account-grid a { background: #fff; padding: 20px; text-align: center; font-size: 14px; }
.account-grid a:hover { color: var(--primary); }
.order { display: flex; gap: 12px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line); }
.order img { width: 72px; height: 72px; object-fit: contain; background: #fafafa; }
.order .grow { flex: 1; min-width: 0; }
.tag { display: inline-block; font-size: 12px; color: var(--primary); border: 1px solid var(--primary); padding: 2px 8px; }

.help-block { scroll-margin-top: 12px; }
details { border-bottom: 1px solid var(--line); }
summary { padding: 14px 4px; cursor: pointer; font-weight: 600; list-style: none; }
summary::-webkit-details-marker { display: none; }
details p { margin: 0; padding: 0 4px 16px; color: #6b7280; font-size: 14px; line-height: 1.8; }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.case-grid a { display: block; border: 1px solid var(--line); padding: 16px; }
.case-grid a:hover { border-color: var(--primary); }
.case-grid strong { display: block; margin-bottom: 6px; }
.case-grid span { color: #6b7280; font-size: 13px; line-height: 1.6; }

.auth-page { max-width: 420px; margin: 28px auto; background: #fff; border: 1px solid var(--line); padding: 24px; }
.auth-page h1 { margin: 0 0 16px; font-size: 20px; }
.auth-page .switch { text-align: center; font-size: 12px; color: #9ca3af; }
.auth-page .switch a { color: var(--primary); }
.ok { text-align: center; padding: 48px 16px; }
.ok h1 { margin-bottom: 8px; }
.ok p { color: #6b7280; }
.ok .buy-row { margin: 20px auto 0; }

.prose p { color: #4b5563; line-height: 1.8; font-size: 14px; }
.mini { font-size: 12px; color: #9ca3af; }

@media (max-width: 768px) {
  .case-grid,
  .stats,
  .account-grid { grid-template-columns: 1fr 1fr; }
  .cart-bar .sum { margin-left: 0; }
}