.admin-mobile-topbar { display: none; }

@media (max-width: 768px) {
  body { overflow-wrap: anywhere; }
  body.admin-mobile-scroll-locked { overflow: hidden; }
  .app, .main, .section, .store-tab-content, .table-wrap { min-width: 0; max-width: 100%; }
  .main { width: 100%; overflow: visible; padding: calc(68px + env(safe-area-inset-top)) 12px calc(24px + env(safe-area-inset-bottom)); }
  .main h2 { font-size: 1.25rem; margin-bottom: 18px; line-height: 1.4; }
  .admin-mobile-topbar {
    position: fixed; inset: 0 0 auto; z-index: 1001;
    display: flex; align-items: center; gap: 12px;
    min-height: calc(56px + env(safe-area-inset-top));
    padding: env(safe-area-inset-top) 12px 0;
    background: #1a1d2e; border-bottom: 1px solid #33364c;
  }
  .admin-mobile-topbar .hamburger-btn {
    position: static; display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; padding: 0; flex: 0 0 44px; border-radius: 6px;
  }
  #admin-mobile-section-title { min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: 16px; font-weight: 600; color: #fff; }
  .sidebar {
    width: min(300px, calc(100vw - 48px)); left: -310px;
    display: flex; flex-direction: column; height: 100dvh;
    padding: calc(68px + env(safe-area-inset-top)) 0 calc(12px + env(safe-area-inset-bottom));
    overscroll-behavior: contain;
  }
  .sidebar h1 { margin-bottom: 12px; }
  .sidebar a { flex-shrink: 0; min-height: 46px; padding: 12px 20px; }
  .sidebar .logout { position: static; width: 100%; flex-shrink: 0; margin-top: 16px; min-height: 48px; border-top: 1px solid #33364c; }
  .sidebar-overlay { touch-action: none; }
  .auto-build-bar { margin-bottom: 16px; }
  .auto-build-label { min-height: 44px; padding: 8px 12px; flex-wrap: wrap; }
  .section :is(input:not([type=checkbox]):not([type=radio]):not([type=range]), select, textarea), .login-card input {
    min-width: 0 !important; max-width: 100%; font-size: 16px !important;
  }
  .section :is(input:not([type=checkbox]):not([type=radio]):not([type=range]), select) { min-height: 44px; }
  .section textarea:not(.editor-textarea) { min-height: 120px; }
  .section textarea[rows="2"] { min-height: 88px; }
  .section :is(button, .btn), .admin-mobile-dialog button {
    min-height: 44px !important; min-width: 44px; height: auto !important;
    padding: 10px 12px !important; font-size: 14px !important; line-height: 1.4;
    white-space: normal; overflow-wrap: anywhere; touch-action: manipulation;
  }
  .section :is(input[type=checkbox], input[type=radio]), .auto-build-label input[type=checkbox] {
    width: 22px !important; height: 22px; flex: 0 0 22px; vertical-align: middle;
  }
  .form-row > div { min-width: 0; }
  .admin-mobile-flex { flex-wrap: wrap !important; min-width: 0; }
  .admin-mobile-flex > * { min-width: 0 !important; max-width: 100%; }
  .admin-mobile-flex > :is(input:not([type=checkbox]):not([type=radio]):not([type=range]):not([type=color]):not([type=hidden]), textarea) { flex: 1 1 100% !important; }
  .admin-mobile-flex > select { flex: 1 1 150px; margin-bottom: 0; }
  .admin-mobile-flex > div:has(> input:not([type=checkbox]):not([type=radio]), > select) { flex: 1 1 150px !important; }
  .admin-mobile-grid { grid-template-columns: minmax(0, 1fr) !important; }
  .admin-mobile-stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .admin-mobile-grid > *, .admin-mobile-stats-grid > * { min-width: 0; }
  .admin-mobile-light-panel { color: #17212b; }
  .store-overview { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .store-stat-card, .stat-card { min-width: 0; padding: 12px; border-radius: 8px; }
  .store-stat-num { font-size: 1.3rem; }
  .stat-value { overflow-wrap: anywhere; }
  .store-tabs, .admin-mobile-tabs {
    display: flex; flex-wrap: nowrap !important; overflow-x: auto; max-width: 100%;
    overscroll-behavior-x: contain; -webkit-overflow-scrolling: touch; scrollbar-width: thin;
    padding-bottom: 4px; margin-bottom: 16px;
  }
  .store-tabs > button, .admin-mobile-tabs > button { flex: 0 0 auto !important; white-space: nowrap; }
  .store-tabs { position: sticky; top: calc(56px + env(safe-area-inset-top)); z-index: 20; background: #0f1117; }
  .store-product-card { display: grid; grid-template-columns: 36px minmax(0, 1fr) auto; gap: 10px; padding: 12px; border-radius: 8px; }
  .store-product-icon { width: 36px; height: 36px; }
  .store-product-name { line-height: 1.5; }
  .store-product-price { font-size: 15px; }
  .store-product-actions { grid-column: 2 / -1; display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
  .store-product-actions .btn { flex: 1 1 60px; }
  .table-wrap, .store-chart-scroll { overscroll-behavior-x: contain; }
  .admin-mobile-cards { display: block; width: 100% !important; min-width: 0 !important; }
  .admin-mobile-cards > :is(thead, tbody, tfoot) { display: block; }
  .admin-mobile-cards tr { display: block; width: 100%; margin-bottom: 10px; padding: 4px 0; border: 1px solid #33364c !important; border-radius: 8px; background: #1a1d2e; }
  .admin-mobile-cards .admin-mobile-table-head { display: none !important; }
  .admin-mobile-cards .admin-mobile-table-head.admin-mobile-select-head { display: block !important; padding: 0; background: transparent; border: none !important; }
  .admin-mobile-cards .admin-mobile-select-head th { display: none; }
  .admin-mobile-cards .admin-mobile-select-head th.admin-mobile-select-cell { display: flex; align-items: center; gap: 10px; width: 100%; padding: 10px 12px; border: 0; }
  .admin-mobile-select-cell::after { content: '全选'; font-size: 14px; }
  .admin-mobile-cards td {
    display: block; position: relative; width: auto !important; max-width: none !important;
    padding: 10px 12px 10px 92px !important; border: 0 !important;
    white-space: normal !important; text-align: left !important; font-size: 13px !important;
    line-height: 1.55; overflow-wrap: anywhere;
  }
  .admin-mobile-cards td::before { content: attr(data-mobile-label); position: absolute; left: 12px; top: 10px; width: 70px; color: #a7adba; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; font-size: 12px; font-weight: 500; }
  .admin-mobile-cards td[colspan] { padding: 14px !important; }
  .admin-mobile-cards td[colspan]::before { display: none; }
  .admin-mobile-cards .store-inventory-code { max-width: 100%; white-space: normal; overflow-wrap: anywhere; }
  .admin-mobile-cards td :is(button, a.btn) { margin: 2px 4px 2px 0; }
  .admin-mobile-cards td > div { max-width: 100%; }
  .store-chart-legend { flex-wrap: wrap; white-space: normal; }
  .store-profit-rank-row { grid-template-columns: minmax(0, 100px) minmax(40px, 1fr) 72px; }
  .admin-mobile-modal { padding: 12px !important; height: 100dvh; overflow-y: auto; overscroll-behavior: contain; z-index: 1100 !important; }
  .admin-mobile-dialog { width: 100% !important; min-width: 0 !important; max-width: 100% !important; max-height: calc(100dvh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom)) !important; overflow-y: auto !important; overscroll-behavior: contain; padding: 16px !important; border-radius: 8px !important; }
  .admin-mobile-dialog :is(input, select, textarea) { max-width: 100%; min-width: 0; font-size: 16px !important; }
  .admin-mobile-dialog-heading { position: sticky; top: -16px; z-index: 1; padding-top: 4px; padding-bottom: 4px; background: inherit; }
  .admin-mobile-dialog button.admin-mobile-close { width: 44px; flex: 0 0 44px; padding: 0 !important; border-radius: 6px; background: #f1f5f9 !important; color: #374151 !important; font-size: 22px !important; }
  .admin-mobile-dialog span[onclick^="setThemeColor"] { width: 44px !important; height: 44px !important; flex: 0 0 44px; }
  .login-wrap { min-height: 100dvh; height: auto; padding: 24px 16px; }
  .login-card { padding: 24px; border-radius: 8px; }
  .login-card input, .login-card button { min-height: 44px; }
  :is(button, a, input, select, textarea):focus-visible { outline: 2px solid #4dabf7; outline-offset: 3px; }
  .admin-expense-root { padding: 12px; max-width: 100%; }
  .admin-expense-root #app { min-width: 0; }
  .admin-expense-root .stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .admin-expense-root .stat { min-width: 0; }
  .admin-expense-root :is(input, select) { min-width: 0 !important; max-width: 100%; min-height: 44px; font-size: 16px; }
  .admin-expense-root input[type=text] { width: 100%; }
  .admin-expense-root input[type=checkbox] { width: 22px; height: 22px; min-height: 22px; }
  .admin-expense-root .chk { min-height: 44px; gap: 8px; }
  .admin-expense-root button { min-height: 44px; padding: 10px 12px; font-size: 14px; }
  .admin-expense-root .card { border: 0; overflow: visible; background: transparent; }
  .admin-expense-root .admin-mobile-cards tr { background: #fff; border-color: #e6e8ee !important; }
  .admin-expense-root .admin-mobile-cards td::before { color: #6b7488; }
  .admin-expense-root .pager { flex-wrap: wrap; padding: 12px 0; }
}

@media (prefers-reduced-motion: reduce) {
  .sidebar { transition: none; }
}