:root {
  --merchant-sidebar: 286px;
  --merchant-border: #e3e6ea;
  --merchant-bg: #f4f5f6;
  --merchant-ink: #17191c;
  --merchant-muted: #68717b;
  --merchant-red: #d62f3a;
}

.merchant-toolbox-page {
  min-width: 0;
  overflow: hidden;
  background: var(--merchant-bg);
  color: var(--merchant-ink);
  font-family: "Avenir Next", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.merchant-toolbox-layout {
  display: grid;
  grid-template-columns: var(--merchant-sidebar) minmax(0, 1fr);
  height: 100vh;
  min-height: 560px;
}

.merchant-toolbox-sidebar {
  z-index: 22;
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-right: 1px solid var(--merchant-border);
  background: #fff;
  padding: 24px 18px 18px;
}

.merchant-sidebar-head {
  padding: 0 8px 18px;
  border-bottom: 1px solid var(--merchant-border);
}

.merchant-sidebar-brand,
.merchant-mobile-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  color: var(--merchant-ink);
  text-decoration: none;
}

.merchant-sidebar-brand {
  margin-bottom: 22px;
}

.merchant-sidebar-brand .directory-xhs-mark {
  min-width: 62px;
  min-height: 31px;
  font-size: 16px;
}

.merchant-sidebar-brand .directory-top-title {
  flex: 0 0 auto;
  font-size: 18px;
}

.merchant-sidebar-brand .directory-beta {
  flex: 0 0 auto;
  min-height: 20px;
  padding: 0 7px;
  font-size: 10px;
}

.merchant-sidebar-back {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  margin-bottom: 0;
  color: var(--merchant-muted);
  font-size: 13px;
  text-decoration: none;
}

.merchant-sidebar-head p {
  margin: 12px 0 0;
  color: var(--merchant-muted);
  font-size: 13px;
  line-height: 1.65;
}

.merchant-tool-nav {
  display: grid;
  gap: 17px;
  overflow-y: auto;
  padding-top: 18px;
  padding-bottom: 18px;
}

.merchant-nav-group h2 {
  margin: 0 8px 7px;
  color: #939aa2;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.merchant-nav-group button,
.merchant-nav-group a {
  width: 100%;
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  border: 0;
  border-radius: 8px;
  background: transparent;
  padding: 10px 9px;
  color: #444a51;
  font: inherit;
  font-size: 13px;
  line-height: 1.35;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.merchant-nav-group button:hover,
.merchant-nav-group a:hover {
  background: #f5f6f7;
  color: var(--merchant-ink);
}

.merchant-nav-group button.is-active {
  background: #fff0f1;
  color: #b9232e;
  font-weight: 800;
}

.merchant-nav-group i {
  font-size: 17px;
}

.merchant-external-mark {
  color: #9aa1a9;
}

.merchant-contact-service {
  width: 100%;
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  flex: 0 0 auto;
  border: 0;
  border-radius: 8px;
  background: transparent;
  padding: 10px 9px;
  color: #444a51;
  font: inherit;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}

.merchant-contact-service:hover {
  background: #f5f6f7;
  color: var(--merchant-ink);
}

.merchant-contact-service i {
  font-size: 17px;
}

.merchant-tool-stage {
  position: relative;
  min-width: 0;
  overflow: hidden;
  background: #f6f7f8;
}

#merchant-tool-frame {
  width: 100%;
  height: 100%;
  display: block;
  border: 0;
  background: #f6f7f8;
}

.merchant-tool-loading,
.merchant-tool-error {
  position: absolute;
  inset: 0;
  z-index: 2;
  place-items: center;
  align-content: center;
  background: rgba(246, 247, 248, 0.96);
  color: var(--merchant-muted);
}

.merchant-tool-loading {
  display: grid;
  grid-auto-flow: column;
  gap: 10px;
}

.merchant-tool-loading[hidden] {
  display: none;
}

.merchant-loading-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--merchant-red);
  animation: merchant-pulse 0.9s ease-in-out infinite alternate;
}

.merchant-tool-error {
  padding: 24px;
  text-align: center;
}

.merchant-tool-error:not([hidden]) {
  display: grid;
}

.merchant-tool-error strong {
  color: var(--merchant-ink);
  font-size: 20px;
}

.merchant-tool-error p {
  margin: 8px 0 18px;
}

.merchant-tool-error div {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.merchant-tool-error button,
.merchant-tool-error a,
.merchant-menu-toggle {
  border: 1px solid var(--merchant-border);
  border-radius: 7px;
  background: #fff;
  padding: 9px 13px;
  color: var(--merchant-ink);
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.merchant-menu-toggle {
  display: none;
  gap: 6px;
  align-items: center;
}

.merchant-mobile-bar {
  display: none;
}

.merchant-menu-overlay[hidden] {
  display: none;
}

@keyframes merchant-pulse {
  to { opacity: 0.28; transform: scale(0.72); }
}

@media (max-width: 820px) {
  .merchant-mobile-bar {
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--merchant-border);
    background: #fff;
    padding: 0 16px;
  }

  .merchant-menu-toggle {
    display: inline-flex;
  }

  .merchant-toolbox-layout {
    display: block;
    height: calc(100vh - 60px);
    min-height: 0;
  }

  .merchant-toolbox-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(88vw, 320px);
    overflow: hidden;
    transform: translateX(-102%);
    transition: transform 0.2s ease;
    box-shadow: 22px 0 56px rgba(18, 20, 23, 0.16);
  }

  .merchant-toolbox-sidebar.is-open {
    transform: translateX(0);
  }

  .merchant-menu-overlay {
    position: fixed;
    inset: 0;
    z-index: 21;
    border: 0;
    background: rgba(14, 16, 18, 0.42);
  }

  .merchant-menu-overlay:not([hidden]) {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .merchant-toolbox-sidebar,
  .merchant-loading-dot {
    animation: none;
    transition: none;
  }
}