:root{--app-bg: #f5f7fb;--panel-bg: #ffffff;--line: #dfe5ee;--line-soft: #edf1f6;--text: #1f2a3d;--muted: #667085;--primary: #2563eb;--primary-soft: #e8f0ff;--green: #16a34a;--green-soft: #e8f7ef;--amber: #d97706;--amber-soft: #fff4df;--red: #dc2626;--red-soft: #fdeaea;--sidebar: #172033;--sidebar-active: #24324d;font-family:Inter,PingFang SC,Microsoft YaHei,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px;color:var(--text);background:var(--app-bg)}button,input,textarea,select{font:inherit}.app-shell{display:flex;min-height:100vh}.app-sidebar{position:sticky;top:0;width:248px;height:100vh;flex:0 0 auto;overflow:hidden;background:var(--sidebar);transition:width .2s ease}.app-sidebar.collapsed{width:72px}.brand{display:flex;align-items:center;gap:10px;height:64px;padding:0 18px;color:#fff;border-bottom:1px solid rgba(255,255,255,.1)}.brand-mark{display:grid;width:36px;height:36px;place-items:center;color:#fff;background:#2563eb;border-radius:8px}.brand-text{display:flex;min-width:0;flex-direction:column;line-height:1.2}.brand-text strong,.brand-text span{white-space:nowrap}.brand-text span{margin-top:3px;color:#9fb0cc;font-size:12px}.side-menu,.mobile-menu{border-right:0}.side-menu{background:transparent}.side-menu .el-menu-item,.side-menu .el-sub-menu__title{color:#cad5e8}.side-menu .el-menu-item:hover,.side-menu .el-sub-menu__title:hover,.side-menu .el-menu-item.is-active{color:#fff;background:var(--sidebar-active)}.app-main{display:flex;min-width:0;flex:1;flex-direction:column}.app-topbar{position:sticky;z-index:10;top:0;display:flex;align-items:center;gap:18px;min-height:64px;padding:0 22px;background:#fffffff5;border-bottom:1px solid var(--line)}.topbar-left,.topbar-actions{display:flex;align-items:center;gap:12px}.topbar-search{max-width:420px;min-width:180px;flex:1}.icon-button{width:36px;height:36px;padding:0}.user-menu{display:flex;align-items:center;gap:8px;height:38px;padding:0 8px;color:var(--text);background:transparent;border:0;cursor:pointer}.avatar{display:grid;width:30px;height:30px;place-items:center;color:#fff;background:#0f766e;border-radius:50%;font-size:13px;font-weight:700}.content-area{width:100%;max-width:1440px;margin:0 auto;padding:22px}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:18px}.page-title h1{margin:0;font-size:24px;font-weight:700}.page-title p{margin:6px 0 0;color:var(--muted)}.panel{background:var(--panel-bg);border:1px solid 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.stat-icon{color:var(--red);background:var(--red-soft)}.doc-table{background:#fff;border:1px solid var(--line);border-radius:8px}.table-toolbar{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:14px;border-bottom:1px solid var(--line-soft)}.filter-form{display:flex;flex:1;flex-wrap:wrap;gap:0}.toolbar-actions{display:flex;gap:8px}.table-preview-button.el-button{color:var(--primary);background:#f8fbff;border:1px solid #b8cffb;border-radius:6px;font-weight:600}.table-preview-button.el-button:hover,.table-preview-button.el-button:focus{color:#fff;background:var(--primary);border-color:var(--primary)}.el-table .el-button+.table-preview-button,.el-table .table-preview-button+.el-button{margin-left:6px}.responsive-table{width:100%}.table-pagination{display:flex;justify-content:flex-end;padding:14px;border-top:1px solid var(--line-soft)}.table-pagination{overflow-x:auto}.mobile-card-list{display:grid;gap:10px;padding:12px}.mobile-doc-card{display:block;width:100%;padding:14px;text-align:left;background:#fff;border:1px solid var(--line);border-radius:8px}.mobile-doc-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.mobile-doc-card dl{display:grid;grid-template-columns:86px 1fr;gap:8px 10px;margin:12px 0 0}.mobile-doc-card dt{color:var(--muted)}.mobile-doc-card dd{min-width:0;margin:0;overflow-wrap:anywhere}.mobile-card-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.status-pill{display:inline-flex;align-items:center;min-height:24px;padding:0 8px;color:#0f766e;background:#e6f6f3;border-radius:999px;font-size:12px}.status-bar{padding:18px;background:#fff;border:1px solid var(--line);border-radius:8px}.confirm-message{margin:0 0 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h2{margin:0;font-size:16px}.desktop-only{display:inline-flex}.mobile-only{display:none}@media(max-width:1199px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:767px){.app-sidebar{display:none}.app-topbar{gap:10px;padding:0 12px}.topbar-search{min-width:0}.content-area{padding:14px}.page-header{flex-direction:column}.page-title h1{font-size:21px}.grid-4,.grid-3,.grid-2{grid-template-columns:minmax(0,1fr)}.table-toolbar{flex-direction:column}.filter-form,.toolbar-actions,.filter-form .el-form-item,.filter-form .el-input,.filter-form .el-select{width:100%}.toolbar-actions .el-button{flex:1;min-height:44px}.desktop-only{display:none}.mobile-only{display:inline-flex}.app-topbar .icon-button,.app-topbar .el-button.icon-button{width:44px;height:44px}.mobile-menu .el-menu-item,.mobile-menu .el-sub-menu__title{min-height:44px;line-height:44px}.mobile-card-actions .el-button,.filter-form .el-button,.page-header .el-button,.auth-submit,.composer 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