:root{--color-primary: #00313C;--color-primary-light: #0A4A5A;--color-primary-dark: #00262E;--color-primary-50: #E6F0F2;--color-primary-100: #B3D4DB;--color-primary-200: #80B8C4;--color-white: #FFFFFF;--color-white-90: rgba(255, 255, 255, .9);--color-white-70: rgba(255, 255, 255, .7);--color-white-50: rgba(255, 255, 255, .5);--color-white-20: rgba(255, 255, 255, .2);--color-white-10: rgba(255, 255, 255, .1);--color-accent: #FF6F61;--color-accent-light: #FF8F84;--color-accent-dark: #E85550;--color-accent-50: #FFF0EE;--color-accent-100: #FFD9D4;--color-success: #10b981;--color-success-light: #34d399;--color-danger: #ef4444;--color-danger-light: #f87171;--color-bg: #F5F7F8;--color-bg-card: #FFFFFF;--color-bg-hover: #E8EEF0;--color-border: #D5DFE2;--color-border-light: #E8EEF0;--color-text-primary: #00313C;--color-text-secondary: #4A6B73;--color-text-muted: #7A9AA3;--font-family-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-size-xs: 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var(--color-border-light);font-size:var(--font-size-sm)}tr:hover{background:var(--color-bg-hover)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00313c80;display:flex;align-items:center;justify-content:center;z-index:50;padding:var(--spacing-md)}.modal-content{background:var(--color-bg-card);border-radius:var(--radius-xl);padding:var(--spacing-xl);max-width:500px;width:100%;max-height:90vh;overflow-y:auto}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-sm);border-radius:9999px;font-size:var(--font-size-xs);font-weight:var(--font-weight-medium)}.badge-success{background:#10b9811a;color:var(--color-success)}.badge-danger{background:#ef44441a;color:var(--color-danger)}.badge-accent{background:#ff6f611a;color:var(--color-accent)}@keyframes spin{to{transform:rotate(360deg)}}.loading-spinner{animation:spin 1s linear infinite}.toast{position:fixed;top:var(--spacing-lg);right:var(--spacing-lg);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);color:#fff;font-size:var(--font-size-sm);z-index:100;animation:slideIn .3s ease}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.toast-success{background:var(--color-success)}.toast-error{background:var(--color-danger)}.admin-layout{display:flex;min-height:100vh;max-width:1440px;margin:0 auto}.admin-sidebar{width:260px;background:var(--color-primary);color:var(--color-white);padding:var(--spacing-lg);display:flex;flex-direction:column;flex-shrink:0}.admin-sidebar nav{flex:1}.admin-content{flex:1;padding:var(--spacing-xl);background:var(--color-bg);overflow-y:auto}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xl);flex-wrap:wrap;gap:var(--spacing-md)}.page-header h2{color:var(--color-text-primary)}.page-header 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nav{flex:1}.mobile-drawer nav button{display:block;width:100%;padding:var(--spacing-md);margin-bottom:var(--spacing-xs);background:transparent;border:none;color:#fffc;text-align:left;cursor:pointer;border-radius:var(--radius-md);font-size:var(--font-size-sm);transition:all .2s ease}.mobile-drawer nav button:hover,.mobile-drawer nav button.active{background:#ff6f6133;color:var(--color-accent)}.mobile-drawer .drawer-footer{padding-top:var(--spacing-md);border-top:1px solid rgba(255,255,255,.1)}.mobile-drawer .drawer-footer .user-info{font-size:var(--font-size-sm);color:#ffffffb3;margin-bottom:var(--spacing-sm)}.mobile-drawer .drawer-footer button{width:100%;padding:var(--spacing-sm);background:#ef444433;color:var(--color-danger-light);border:none;border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-sm)}@media (max-width: 768px){.admin-sidebar{display:none}.mobile-top-nav{display:flex}.admin-content{padding:var(--spacing-md)}.page-header{flex-direction:column;align-items:flex-start}.catalog-grid{grid-template-columns:1fr}}.action-buttons{width:100%}.action-buttons button{flex:1}.modal-content{margin:0 var(--spacing-md);padding:var(--spacing-lg);max-width:none;width:calc(100% - 2rem)}.table-scroll-wrapper.mobile-cards table,.table-scroll-wrapper.mobile-cards thead,.table-scroll-wrapper.mobile-cards tbody,.table-scroll-wrapper.mobile-cards th,.table-scroll-wrapper.mobile-cards td,.table-scroll-wrapper.mobile-cards tr{display:block!important;min-width:auto!important;width:100%!important}.table-scroll-wrapper.mobile-cards thead{display:none!important}.table-scroll-wrapper.mobile-cards tbody{background:transparent!important;display:block!important}.table-scroll-wrapper.mobile-cards tbody tr{margin-bottom:var(--spacing-md)!important;background:var(--color-bg-card)!important;border:1px solid var(--color-border)!important;border-radius:var(--radius-lg)!important;padding:var(--spacing-md)!important;box-shadow:var(--shadow-sm)!important;display:block!important}.table-scroll-wrapper.mobile-cards tbody td{display:flex!important;justify-content:space-between!important;align-items:center!important;padding:var(--spacing-sm) 0!important;border-bottom:1px solid var(--color-border-light)!important;border-top:none!important;border-left:none!important;border-right:none!important;text-align:right!important;word-break:break-all!important;white-space:normal!important}.table-scroll-wrapper.mobile-cards tbody td:last-child{border-bottom:none!important}.table-scroll-wrapper.mobile-cards tbody 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td:before{content:attr(data-label)!important;font-weight:var(--font-weight-semibold)!important;color:var(--color-text-secondary)!important;font-size:var(--font-size-xs)!important;text-align:left!important;flex-shrink:0!important;margin-right:var(--spacing-md)!important;display:inline!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=操作]{flex-direction:column!important;align-items:stretch!important;gap:var(--spacing-sm)!important;padding-top:var(--spacing-md)!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=操作]:before{display:none!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=操作]>div{display:flex!important;flex-direction:column!important;gap:var(--spacing-sm)!important;width:100%!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=操作] button{width:100%!important;min-height:40px!important;border-radius:var(--radius-md)!important;border:none!important;cursor:pointer!important;font-size:var(--font-size-sm)!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=选择]{justify-content:flex-start!important;padding-bottom:var(--spacing-xs)!important;border-bottom:none!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=选择]:before{display:none!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=问题描述]{white-space:normal!important;overflow:visible!important;text-overflow:unset!important;align-items:flex-start!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=问题描述]:before{align-self:flex-start!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=状态]{justify-content:flex-start!important;gap:var(--spacing-sm)!important}.table-scroll-wrapper.mobile-cards tbody td[data-label=状态]:before{margin-right:auto!important}}@media (min-width: 768px) and (max-width: 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