/* 泼猴出海 Pohou · Storefront
   Design System: /.ai/UI_SYSTEM.md */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap");

:root {
  --po-bg: #0b0f19;
  --po-bg-elevated: #0e1422;
  --po-card: #121826;
  --po-card-2: #161d2e;
  --po-primary: #ffb800;
  --po-primary-press: #e6a600;
  --po-secondary: #2d7ff9;
  --po-text: #ffffff;
  --po-muted: rgba(255, 255, 255, 0.72);
  --po-faint: rgba(255, 255, 255, 0.48);
  --po-placeholder: rgba(255, 255, 255, 0.58);
  --po-input-bg: #151c2c;
  --po-border: rgba(255, 255, 255, 0.14);
  --po-border-strong: rgba(255, 255, 255, 0.24);
  --po-radius: 18px;
  --po-radius-sm: 14px;
  --po-glow: 0 0 24px rgba(255, 184, 0, 0.28);
  --po-shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
  --po-font: Inter, "HarmonyOS Sans", "PingFang SC", "MiSans", "Microsoft YaHei", sans-serif;
  --po-container: min(1180px, calc(100% - 48px));
}

*,
*::before,
*::after { box-sizing: border-box; }

html { color-scheme: dark; scroll-behavior: smooth; }

body.po-body {
  margin: 0;
  min-height: 100vh;
  background: var(--po-bg);
  color: var(--po-text);
  font-family: var(--po-font);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.po-body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(900px 480px at 78% 8%, rgba(45, 127, 249, 0.12), transparent 60%),
    radial-gradient(700px 420px at 12% 0%, rgba(255, 184, 0, 0.07), transparent 55%);
}

a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
img { max-width: 100%; display: block; }

/* 全局表单：提高暗色背景下可读性 */
body.po-body input,
body.po-body textarea,
body.po-body select,
body.po-body .form-control {
  color: var(--po-text) !important;
  background: var(--po-input-bg) !important;
  border: 1px solid var(--po-border-strong) !important;
  caret-color: var(--po-primary);
}
body.po-body input::placeholder,
body.po-body textarea::placeholder,
body.po-body .form-control::placeholder {
  color: var(--po-placeholder) !important;
  opacity: 1 !important;
}
body.po-body input::-webkit-input-placeholder,
body.po-body textarea::-webkit-input-placeholder,
body.po-body .form-control::-webkit-input-placeholder {
  color: var(--po-placeholder) !important;
  opacity: 1 !important;
}
body.po-body input:focus,
body.po-body textarea:focus,
body.po-body select:focus,
body.po-body .form-control:focus {
  border-color: rgba(255, 184, 0, 0.55) !important;
  box-shadow: 0 0 0 3px rgba(255, 184, 0, 0.16) !important;
  outline: none !important;
}
body.po-body .form-label {
  color: rgba(255, 255, 255, 0.78) !important;
  font-weight: 650;
}
body.po-body .qty-group input {
  border: 0 !important;
  box-shadow: none !important;
}

.po-container {
  width: var(--po-container);
  margin: 0 auto;
}

/* ---------- Nav ---------- */
.po-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  background: rgba(11, 15, 25, 0.72);
  border-bottom: 1px solid var(--po-border);
}

.po-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 68px;
}

.po-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.po-brand__mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid var(--po-border-strong);
  background: var(--po-card);
}

.po-brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.po-brand__name { font-size: 16px; font-weight: 800; letter-spacing: 0.02em; }
.po-brand__en {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--po-faint);
  text-transform: uppercase;
}

.po-nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.po-nav__link {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--po-muted);
  font-size: 14px;
  font-weight: 600;
  transition: color .18s ease, background .18s ease;
}
.po-nav__link:hover,
.po-nav__link.is-active {
  color: var(--po-text);
  background: rgba(255, 255, 255, 0.04);
}
.po-nav__link.is-active {
  box-shadow: inset 0 -2px 0 var(--po-primary);
  border-radius: 8px;
}

.po-nav__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.po-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}
.po-btn:hover { transform: translateY(-1px); }
.po-btn:active { transform: translateY(0); }

.po-btn--primary {
  background: var(--po-primary);
  color: #111827;
  box-shadow: var(--po-glow);
}
.po-btn--primary:hover { background: var(--po-primary-press); }

.po-btn--ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--po-border-strong);
  color: var(--po-text);
}
.po-btn--ghost:hover { border-color: rgba(255, 184, 0, 0.45); }

.po-btn--lg { min-height: 48px; padding: 0 22px; font-size: 15px; }
.po-btn--block { width: 100%; }

.po-link-muted {
  color: var(--po-muted);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 10px;
}
.po-link-muted:hover { color: var(--po-text); }

.po-nav__burger {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--po-border);
  background: var(--po-card);
  color: var(--po-text);
  cursor: pointer;
}

/* ---------- Hero ---------- */
.po-hero {
  padding: 56px 0 28px;
}

.po-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: 40px;
  align-items: center;
}

.po-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--po-border);
  background: rgba(255, 184, 0, 0.06);
  color: var(--po-primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.po-hero h1 {
  margin: 0;
  font-size: clamp(34px, 4.6vw, 52px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.po-hero__sub {
  margin: 16px 0 0;
  color: var(--po-muted);
  font-size: 16px;
  font-weight: 500;
}

.po-hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.po-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--po-border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--po-muted);
  font-size: 12px;
  font-weight: 600;
}
.po-chip svg { width: 14px; height: 14px; stroke: var(--po-primary); fill: none; stroke-width: 1.8; }

.po-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.po-search {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  padding: 10px 10px 10px 18px;
  border-radius: 20px;
  border: 1px solid rgba(255, 184, 0, 0.42);
  background: linear-gradient(180deg, rgba(255, 184, 0, 0.1), rgba(18, 24, 38, 0.96));
  box-shadow:
    0 0 0 1px rgba(255, 184, 0, 0.12),
    0 16px 40px rgba(0, 0, 0, 0.35),
    0 0 32px rgba(255, 184, 0, 0.12);
}

.po-search__input {
  flex: 1;
  min-width: 0;
  height: 48px;
  padding: 0 4px 0 0;
  border: 0 !important;
  border-radius: 12px;
  background: transparent !important;
  box-shadow: none !important;
  color: var(--po-text) !important;
  font-size: 16px;
  font-weight: 600;
  outline: none;
}
.po-search__input::placeholder {
  color: rgba(255, 255, 255, 0.62) !important;
  font-weight: 500;
}
.po-search__ico {
  flex: 0 0 auto;
  color: var(--po-primary);
  opacity: 0.95;
}
.po-search .po-btn {
  min-height: 48px;
  min-width: 104px;
  padding: 0 22px;
  font-size: 15px;
  font-weight: 800;
  box-shadow: 0 8px 22px rgba(255, 184, 0, 0.28);
}

.po-hot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  color: var(--po-faint);
  font-size: 12px;
}
.po-hot__tag {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--po-border);
  color: var(--po-muted);
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease;
}
.po-hot__tag:hover {
  border-color: rgba(255, 184, 0, 0.4);
  color: var(--po-primary);
}

.po-hero__visual {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
}

.po-hero__glow {
  position: absolute;
  width: 78%;
  height: 78%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 184, 0, 0.18), transparent 68%);
  filter: blur(8px);
}

.po-hero__map {
  position: absolute;
  inset: 10% 8%;
  border-radius: 32px;
  border: 1px solid rgba(255, 184, 0, 0.12);
  background:
    radial-gradient(circle at 50% 42%, rgba(255, 184, 0, 0.14), transparent 58%),
    radial-gradient(circle at 30% 70%, rgba(45, 127, 249, 0.1), transparent 50%),
    linear-gradient(165deg, rgba(255, 255, 255, 0.03), transparent 55%);
  opacity: 1;
  pointer-events: none;
}

.po-hero__mascot {
  position: relative;
  z-index: 2;
  width: min(82%, 400px);
  background: transparent !important;
  mix-blend-mode: normal;
  filter: drop-shadow(0 28px 48px rgba(0, 0, 0, 0.55));
  animation: po-float 4.8s ease-in-out infinite;
}

.po-orbit {
  position: absolute;
  z-index: 3;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid var(--po-border-strong);
  background: var(--po-card-2);
  display: grid;
  place-items: center;
  font-size: 18px;
  box-shadow: var(--po-shadow);
  animation: po-pulse 3.6s ease-in-out infinite;
}
.po-orbit--1 { top: 14%; left: 10%; animation-delay: 0s; }
.po-orbit--2 { top: 18%; right: 12%; animation-delay: .4s; }
.po-orbit--3 { bottom: 22%; left: 8%; animation-delay: .8s; }
.po-orbit--4 { bottom: 18%; right: 10%; animation-delay: 1.2s; }
.po-orbit--5 { top: 46%; right: 2%; animation-delay: .6s; }

.po-stats {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  width: min(100%, 420px);
  margin-top: -8px;
}
.po-stat {
  padding: 12px 10px;
  border-radius: 14px;
  border: 1px solid var(--po-border);
  background: rgba(18, 24, 38, 0.86);
  text-align: center;
  backdrop-filter: blur(10px);
}
.po-stat strong {
  display: block;
  color: var(--po-primary);
  font-size: 18px;
  font-weight: 800;
}
.po-stat span {
  color: var(--po-faint);
  font-size: 11px;
  font-weight: 600;
}

/* ---------- Sections ---------- */
.po-section {
  padding: 48px 0;
}
.po-section__head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}
.po-section__title {
  margin: 0;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.po-section__desc {
  margin: 6px 0 0;
  color: var(--po-muted);
  font-size: 14px;
}
.po-section__more {
  color: var(--po-primary);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

/* Shop: Cartoon-style left categories + Pohou visual */
.po-section--shop { padding-top: 28px; }

.po-notice {
  margin-bottom: 16px;
  padding: 16px 18px;
  border: 1px solid var(--po-border);
  border-radius: var(--po-radius);
  background: var(--po-card);
  color: var(--po-muted);
  font-size: 14px;
  line-height: 1.7;
}

.po-cat-toggle {
  display: none;
  width: 100%;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 14px;
  min-height: 46px;
  border-radius: var(--po-radius-sm);
  border: 1px solid var(--po-border);
  background: var(--po-card);
  color: var(--po-text);
  font-weight: 700;
  cursor: pointer;
}
.po-cat-toggle:hover {
  border-color: rgba(255, 184, 0, 0.35);
  color: var(--po-primary);
}

.po-shop {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.po-sidebar {
  position: sticky;
  top: 84px;
  max-height: calc(100vh - 108px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border-radius: var(--po-radius);
  border: 1px solid var(--po-border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 36%), var(--po-card);
  box-shadow: var(--po-shadow);
  z-index: 5;
}

.po-sidebar__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 16px 14px;
  border-bottom: 1px solid var(--po-border);
  color: var(--po-primary);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.po-cat-list {
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 184, 0, 0.35) transparent;
}

.po-cat-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid transparent;
  color: var(--po-text);
  transition: background .18s ease, border-color .18s ease, transform .18s ease, box-shadow .18s ease;
  cursor: pointer;
}
.po-cat-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--po-border);
}
.po-cat-item.is-active {
  background: linear-gradient(120deg, rgba(255, 184, 0, 0.95), rgba(230, 166, 0, 0.88));
  color: #111827;
  border-color: transparent;
  box-shadow: var(--po-glow);
}
.po-cat-item__icon {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06) center/cover no-repeat;
  box-shadow: inset 0 0 0 1px var(--po-border);
}
.po-cat-item.is-active .po-cat-item__icon {
  box-shadow: inset 0 0 0 1px rgba(17, 24, 39, 0.2);
}
.po-cat-item__meta {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.po-cat-item__name {
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.po-cat-item__count {
  font-size: 12px;
  color: var(--po-faint);
}
.po-cat-item.is-active .po-cat-item__count {
  color: rgba(17, 24, 39, 0.62);
}

.po-sidebar-mask {
  display: none;
}

.po-shop-main {
  min-width: 0;
  border-radius: var(--po-radius);
  border: 1px solid var(--po-border);
  background: var(--po-card);
  padding: 16px;
  box-shadow: var(--po-shadow);
}

.po-shop-main__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.po-shop-main__title {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
}
.po-shop-search {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1 1 280px;
  max-width: 520px;
  margin-left: auto;
  padding: 6px;
  border-radius: 14px;
  border: 1px solid rgba(255, 184, 0, 0.35);
  background: linear-gradient(180deg, rgba(255, 184, 0, 0.08), rgba(11, 15, 25, 0.5));
  box-shadow: 0 0 0 1px rgba(255, 184, 0, 0.08), 0 8px 22px rgba(0, 0, 0, 0.22);
}
.po-shop-search__input {
  flex: 1;
  min-width: 0;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 10px;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  color: var(--po-text) !important;
  font-size: 14px;
  font-weight: 600;
  outline: none;
}
.po-shop-search__input::placeholder {
  color: rgba(255, 255, 255, 0.6) !important;
}
.po-shop-search__input:focus {
  border: 0 !important;
  box-shadow: none !important;
}
.po-shop-search .po-btn {
  min-height: 42px;
  padding: 0 18px;
  font-weight: 800;
}

/* Product cards */
.po-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.po-tab {
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--po-border);
  background: transparent;
  color: var(--po-muted);
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
}
.po-tab.is-active,
.po-tab:hover {
  color: #111827;
  background: var(--po-primary);
  border-color: var(--po-primary);
}

.po-product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.po-product {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 18px;
  border-radius: var(--po-radius);
  border: 1px solid var(--po-border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 40%), var(--po-card);
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.po-product:hover {
  transform: scale(1.03);
  border-color: rgba(255, 184, 0, 0.4);
  box-shadow: var(--po-glow);
}
.po-product.is-soldout { opacity: 0.55; pointer-events: none; }

.po-product__top {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.po-product__cover {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: #0b0f19 center/cover no-repeat;
  border: 1px solid var(--po-border);
  flex: 0 0 auto;
}
.po-product__name {
  margin: 0;
  font-size: 15px;
  font-weight: 750;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.po-product__meta {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.po-tag {
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--po-border);
  color: var(--po-muted);
  font-size: 11px;
  font-weight: 650;
}
.po-tag--ok { color: #86efac; border-color: rgba(134, 239, 172, 0.25); }
.po-tag--warn { color: #fca5a5; border-color: rgba(252, 165, 165, 0.25); }

.po-product__foot {
  margin-top: auto;
  padding-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.po-product__stock { color: var(--po-faint); font-size: 12px; font-weight: 600; }
.po-product__price {
  color: var(--po-primary);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.po-product__price .unit { font-size: 13px; margin-right: 2px; }

.po-product__buy {
  margin-top: 14px;
}

.po-empty,
.po-loading {
  grid-column: 1 / -1;
  padding: 48px 20px;
  text-align: center;
  color: var(--po-muted);
  border: 1px dashed var(--po-border);
  border-radius: var(--po-radius);
}

/* Advantages */
.po-adv-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.po-adv {
  padding: 22px;
  border-radius: var(--po-radius);
  border: 1px solid var(--po-border);
  background: var(--po-card);
}
.po-adv__ico {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 184, 0, 0.35);
  color: var(--po-primary);
  margin-bottom: 14px;
}
.po-adv__ico svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 1.8; }
.po-adv h3 { margin: 0 0 8px; font-size: 16px; font-weight: 750; }
.po-adv p { margin: 0; color: var(--po-muted); font-size: 13px; line-height: 1.7; }

/* Metrics strip */
.po-metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  padding: 22px;
  border-radius: var(--po-radius);
  border: 1px solid var(--po-border);
  background: linear-gradient(90deg, rgba(45, 127, 249, 0.08), rgba(255, 184, 0, 0.05));
}
.po-metric { text-align: center; }
.po-metric strong {
  display: block;
  font-size: 22px;
  font-weight: 800;
  color: var(--po-text);
}
.po-metric span { color: var(--po-faint); font-size: 12px; }

/* FAQ */
.po-faq details {
  border: 1px solid var(--po-border);
  border-radius: var(--po-radius-sm);
  background: var(--po-card);
  padding: 14px 18px;
  margin-bottom: 10px;
}
.po-faq summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}
.po-faq summary::-webkit-details-marker { display: none; }
.po-faq p {
  margin: 10px 0 0;
  color: var(--po-muted);
  font-size: 14px;
}

/* Footer */
.po-footer {
  margin-top: 40px;
  padding: 48px 0 28px;
  border-top: 1px solid var(--po-border);
  background: var(--po-bg-elevated);
}
.po-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 28px;
}
.po-footer h4 {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--po-faint);
}
.po-footer a {
  display: block;
  color: var(--po-muted);
  font-size: 14px;
  margin: 0 0 10px;
}
.po-footer a:hover { color: var(--po-primary); }
.po-footer__about { color: var(--po-muted); font-size: 13px; line-height: 1.7; max-width: 320px; }
.po-footer__domain {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--po-faint);
}
.po-footer__domain a {
  display: inline;
  margin: 0;
  color: var(--po-primary);
  font-weight: 650;
}
.po-footer__domain a:hover { text-decoration: underline; }
.po-footer__bottom {
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid var(--po-border);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--po-faint);
  font-size: 12px;
}

/* Item detail (compact SaaS) */
.po-item {
  padding: 36px 0 64px;
}
.po-item__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 28px;
}
.po-item__cover {
  border-radius: var(--po-radius);
  border: 1px solid var(--po-border);
  background: var(--po-card) center/cover no-repeat;
  min-height: 360px;
}
.po-item__panel {
  padding: 24px;
  border-radius: var(--po-radius);
  border: 1px solid var(--po-border);
  background: var(--po-card);
}
.po-item__panel h1 {
  margin: 0 0 12px;
  font-size: 26px;
  font-weight: 800;
  line-height: 1.25;
}
.po-item__price {
  color: var(--po-primary);
  font-size: 32px;
  font-weight: 800;
}
.po-item .cash-pay,
.po-item .pay-list,
.po-item .qty-group,
.po-item .form-control,
.po-item .vstack {
  color: var(--po-text);
}

/* 订单查询 */
.po-query-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 10px;
  border-radius: 18px;
  border: 1px solid rgba(255, 184, 0, 0.35);
  background: linear-gradient(180deg, rgba(255, 184, 0, 0.08), rgba(11, 15, 25, 0.45));
  box-shadow: 0 0 0 1px rgba(255, 184, 0, 0.08);
}
.po-query-form__input {
  flex: 1;
  min-width: 220px;
  height: 48px !important;
  border-radius: 12px !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  padding: 0 14px !important;
  font-size: 15px !important;
  font-weight: 600;
}
.po-query-form__input::placeholder {
  color: rgba(255, 255, 255, 0.6) !important;
}
.po-query-form .po-btn {
  min-height: 48px;
  padding: 0 22px;
  font-weight: 800;
}

/* Contact page */
.po-contact {
  padding: 48px 0 80px;
  min-height: min(70vh, 720px);
}
.po-contact__hero {
  max-width: 560px;
  margin: 0 0 28px;
}
.po-contact__brand {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--po-primary);
}
.po-contact__hero h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.po-contact__lead {
  margin: 0;
  color: var(--po-muted);
  font-size: 15px;
  line-height: 1.7;
  max-width: 42em;
}
.po-contact__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 640px;
}
.po-contact__row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--po-radius-sm);
  border: 1px solid var(--po-border);
  background:
    linear-gradient(135deg, rgba(255, 184, 0, 0.05), transparent 42%),
    var(--po-card);
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}
a.po-contact__row:hover {
  border-color: rgba(255, 184, 0, 0.45);
  transform: translateY(-1px);
}
.po-contact__row--tg {
  border-color: rgba(45, 127, 249, 0.35);
  background:
    linear-gradient(135deg, rgba(45, 127, 249, 0.14), transparent 50%),
    var(--po-card);
}
a.po-contact__row--tg:hover {
  border-color: rgba(45, 127, 249, 0.65);
}
.po-contact__row.is-muted,
.po-contact__row.is-static {
  cursor: default;
  opacity: 0.92;
}
.po-contact__icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.05);
  color: var(--po-primary);
  font-size: 18px;
}
.po-contact__row--tg .po-contact__icon {
  color: #5ba0ff;
  background: rgba(45, 127, 249, 0.16);
}
.po-contact__meta { min-width: 0; }
.po-contact__label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 2px;
}
.po-contact__value {
  display: block;
  color: var(--po-muted);
  font-size: 13px;
  word-break: break-all;
}
.po-contact__go {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--po-faint);
  text-transform: uppercase;
}
a.po-contact__row:hover .po-contact__go { color: var(--po-primary); }
.po-contact__note {
  margin: 22px 0 0;
  max-width: 640px;
  color: var(--po-muted);
  font-size: 13px;
  line-height: 1.7;
  padding: 14px 0 0;
  border-top: 1px solid var(--po-border);
}
.po-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* Floating Telegram FAB */
.po-fab-tg {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(22px, env(safe-area-inset-bottom));
  z-index: 90;
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(160deg, #3d8dff 0%, #2463d6 100%);
  box-shadow:
    0 12px 28px rgba(36, 99, 214, 0.38),
    0 0 0 1px rgba(255, 255, 255, 0.12) inset;
  transition: transform .2s ease, box-shadow .2s ease;
}
.po-fab-tg:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow:
    0 16px 36px rgba(36, 99, 214, 0.48),
    0 0 0 1px rgba(255, 255, 255, 0.16) inset;
}
.po-fab-tg__ring {
  position: absolute;
  inset: -6px;
  border-radius: 22px;
  border: 1px solid rgba(61, 141, 255, 0.45);
  animation: po-fab-ring 2.4s ease-out infinite;
  pointer-events: none;
}
.po-fab-tg__icon {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  line-height: 0;
}
.po-fab-tg__tip {
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  white-space: nowrap;
  padding: 6px 10px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 700;
  color: var(--po-text);
  background: var(--po-card);
  border: 1px solid var(--po-border);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
}
.po-fab-tg:hover .po-fab-tg__tip,
.po-fab-tg:focus-visible .po-fab-tg__tip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}
@keyframes po-fab-ring {
  0% { transform: scale(0.92); opacity: 0.7; }
  70% { transform: scale(1.18); opacity: 0; }
  100% { transform: scale(1.18); opacity: 0; }
}

/* Motion */
@keyframes po-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes po-pulse {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(-6px); opacity: 0.92; }
}
@keyframes po-fade-up {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.po-reveal { animation: po-fade-up .55s cubic-bezier(.22, 1, .36, 1) both; }

@media (max-width: 980px) {
  .po-nav__links { display: none; }
  .po-nav__burger { display: inline-grid; place-items: center; }
  .po-hero__grid,
  .po-item__grid { grid-template-columns: 1fr; }
  .po-hero__visual { min-height: 340px; order: -1; }
  .po-product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .po-adv-grid { grid-template-columns: 1fr; }
  .po-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .po-footer__grid { grid-template-columns: 1fr 1fr; }

  .po-cat-toggle { display: inline-flex; }
  .po-shop { grid-template-columns: 1fr; }
  .po-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(320px, 86vw);
    max-height: none;
    border-radius: 0;
    transform: translateX(-105%);
    transition: transform .22s ease;
    z-index: 80;
  }
  .po-sidebar.is-open { transform: translateX(0); }
  .po-sidebar-mask {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 70;
    opacity: 0;
    pointer-events: none;
    transition: opacity .22s ease;
  }
  .po-sidebar-mask.is-open {
    opacity: 1;
    pointer-events: auto;
  }
  body.po-cat-open { overflow: hidden; }
  .po-shop-search { max-width: none; margin-left: 0; width: 100%; }
  .po-fab-tg__tip { display: none; }
  .po-contact__row {
    grid-template-columns: 40px minmax(0, 1fr);
  }
  .po-contact__go { display: none; }
}

@media (max-width: 640px) {
  :root { --po-container: calc(100% - 32px); }
  .po-product-grid { grid-template-columns: 1fr; }
  .po-brand__en { display: none; }
  .po-search { flex-direction: column; }
  .po-metrics { grid-template-columns: 1fr 1fr; }
  .po-footer__grid { grid-template-columns: 1fr; }
  .po-shop-main__head { align-items: stretch; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}