.main-sidebar{width:var(--sidebar-width);background:var(--color-bg-subtle);border-right:1px solid var(--color-border);flex-direction:column;flex-shrink:0;display:flex}.main-sidebar__brand{text-align:center;flex-shrink:0;padding:14px 0 8px;font-size:22px;line-height:1}.main-sidebar__list{flex-direction:column;flex:1;gap:4px;margin:0;padding:8px 0 16px;list-style:none;display:flex}.main-sidebar__footer{border-top:1px solid var(--color-border);color:var(--color-text-muted);flex-direction:column;flex-shrink:0;align-items:center;gap:6px;padding:12px 8px 16px;font-size:11px;display:flex}.main-sidebar__item{color:var(--color-text-secondary);flex-direction:column;align-items:center;gap:6px;padding:6px 0;text-decoration:none;transition:color .15s;display:flex}.main-sidebar__item:hover{color:var(--color-text)}.main-sidebar__item:hover .main-sidebar__icon{background:var(--color-bg-hover)}.main-sidebar__item--active{color:var(--color-accent)}.main-sidebar__item--active .main-sidebar__icon{background:var(--color-bg-active);color:var(--color-accent);box-shadow:inset 0 0 0 1px var(--color-accent-muted)}.main-sidebar__item--active .main-sidebar__label{color:var(--color-accent);font-weight:600}.main-sidebar__icon{border-radius:var(--radius-md);width:42px;height:42px;color:inherit;justify-content:center;align-items:center;transition:background .15s;display:flex}.main-sidebar__label{text-align:center;word-break:break-all;max-width:100%;padding:0 4px;font-size:11px;line-height:1.25}.main-sidebar__item:hover .main-sidebar__label{color:var(--color-text-secondary)}.flow-tree{max-width:560px}.flow-tree__row{grid-template-columns:28px minmax(0,1fr);column-gap:14px;min-height:52px;display:grid}.flow-tree__row:last-child .flow-tree__line{display:none}.flow-tree__rail{flex-direction:column;align-items:center;padding-top:14px;display:flex}.flow-tree__dot{border:2px solid var(--color-accent);background:var(--color-bg-elevated);border-radius:50%;flex-shrink:0;width:10px;height:10px}.flow-tree__dot--start{border-color:var(--color-success);background:#f0fdf4}.flow-tree__dot--end{border-color:var(--color-text-muted);background:var(--color-bg-subtle)}.flow-tree__dot--add{background:0 0;border:none}.flow-tree__line{background:var(--color-border);flex:1;width:2px;min-height:20px;margin:4px 0}.flow-tree__node{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-elevated);min-height:44px;box-shadow:var(--shadow-card);justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px;padding:10px 14px;display:flex}.flow-tree__node--system{background:var(--color-bg-subtle);box-shadow:none}.flow-tree__node--add{border-style:dashed;border-color:var(--color-border-strong);box-shadow:none;cursor:pointer;color:var(--color-text-secondary);background:0 0;justify-content:flex-start;gap:10px}.flow-tree__node--add:hover:not(:disabled){border-color:var(--color-accent);color:var(--color-accent);background:var(--color-accent-soft)}.flow-tree__node--add:disabled{opacity:.45;cursor:not-allowed}.flow-tree__node-label{color:var(--color-text-secondary);font-size:14px;font-weight:500}.flow-tree__node-main{align-items:center;gap:10px;min-width:0;display:flex}.flow-tree__node-index{background:var(--color-accent-soft);width:22px;height:22px;color:var(--color-accent);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:600;display:flex}.flow-tree__node-text{min-width:0}.flow-tree__node-name{text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:500;display:block;overflow:hidden}.flow-tree__node-meta{color:var(--color-text-muted);text-overflow:ellipsis;white-space:nowrap;margin-top:2px;font-size:12px;display:block;overflow:hidden}.flow-tree__node-actions{flex-shrink:0;align-items:center;gap:4px;display:flex}.flow-tree__icon-btn{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg-elevated);width:28px;height:28px;color:var(--color-text-secondary);justify-content:center;align-items:center;padding:0;display:flex}.flow-tree__icon-btn:hover:not(:disabled){border-color:var(--color-border-strong);color:var(--color-text);background:var(--color-bg-subtle)}.flow-tree__icon-btn:disabled{opacity:.35;cursor:not-allowed}.flow-tree__icon-btn--danger{color:var(--color-danger);border-color:#fecaca}.flow-tree__icon-btn--danger:hover{background:#fef2f2}.flow-tree__add-icon{background:var(--color-accent-soft);width:28px;height:28px;color:var(--color-accent);border-radius:50%;justify-content:center;align-items:center;display:flex}.flow-tree__add-text{font-size:14px}.flow-tree__dot--current{background:#fffbeb;border-color:#f59e0b}.flow-tree__node--current{background:#fffbeb;border-color:#fcd34d}.flow-tree__status{border-radius:999px;flex-shrink:0;padding:3px 8px;font-size:12px}.flow-tree__status--pending{color:#a16207;background:#fef9c3}.flow-tree__status--approved{color:#15803d;background:#dcfce7}.flow-tree__status--rejected{color:#b91c1c;background:#fee2e2}.approval-page{background:var(--color-bg);flex-direction:column;flex:1;min-width:0;min-height:0;display:flex;overflow:hidden}.approval-page__header{background:var(--color-bg-elevated);border-bottom:1px solid var(--color-border);flex-shrink:0;padding:20px 28px}.approval-page__title{margin:0 0 4px;font-size:18px;font-weight:600}.approval-page__subtitle{color:var(--color-text-secondary);margin:0;font-size:13px}.approval-page__body{flex:1;padding:28px 32px;overflow:auto}.approval-page__meta{color:var(--color-text-muted);margin:0 0 16px;font-size:12px}.approval-page__alert{border-radius:var(--radius-sm);max-width:560px;margin:0 0 16px;padding:8px 12px;font-size:13px}.approval-page__alert--error{color:var(--color-danger);background:#fef2f2;border:1px solid #fecaca}.approval-page__alert--success{color:var(--color-success);background:#f0fdf4;border:1px solid #bbf7d0}.approval-page__alert--loading{background:var(--color-accent-soft);color:var(--color-accent-hover);border:1px solid var(--color-accent-muted)}.approval-dialog{z-index:100;background:#0f172a59;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.approval-dialog__panel{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);flex-direction:column;width:100%;max-width:420px;min-height:0;max-height:min(70vh,520px);display:flex;overflow:hidden;box-shadow:0 12px 40px #0f172a26}.approval-dialog__head{border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;padding:14px 18px;display:flex}.approval-dialog__title{margin:0;font-size:15px;font-weight:600}.approval-dialog__close{border-radius:var(--radius-sm);width:28px;height:28px;color:var(--color-text-muted);background:0 0;border:none;padding:0;font-size:18px}.approval-dialog__close:hover{background:var(--color-bg-hover);color:var(--color-text)}.approval-dialog__search{border-bottom:1px solid var(--color-border);flex-shrink:0;padding:10px 18px}.approval-dialog__search-input{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);width:100%;color:var(--color-text);outline:none;padding:8px 12px;font-size:13px}.approval-dialog__search-input:focus{border-color:var(--color-accent);box-shadow:0 0 0 2px var(--color-accent-soft)}.approval-dialog__search-input::placeholder{color:var(--color-text-muted)}.approval-dialog__list{overscroll-behavior:contain;flex:1;min-height:0;overflow-y:auto}.approval-dialog__item{border:none;border-bottom:1px solid var(--color-border);text-align:left;background:0 0;justify-content:space-between;align-items:center;gap:12px;width:100%;padding:12px 18px;display:flex}.approval-dialog__item:last-child{border-bottom:none}.approval-dialog__item:hover:not(:disabled){background:var(--color-bg-subtle)}.approval-dialog__item:disabled{opacity:.45;cursor:not-allowed}.approval-dialog__item-name{font-size:14px;font-weight:500}.approval-dialog__item-meta{color:var(--color-text-muted);margin-top:2px;font-size:12px}.approval-dialog__item-tag{color:var(--color-text-muted);flex-shrink:0;font-size:12px}.approval-dialog__empty{text-align:center;color:var(--color-text-muted);padding:36px 18px;font-size:13px;line-height:1.6}.date-picker{min-width:0;position:relative}.date-picker__field{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);align-items:center;gap:2px;min-width:0;display:flex}.date-picker__field:focus-within{border-color:var(--color-accent);box-shadow:0 0 0 2px var(--color-accent-soft)}.date-picker__trigger{min-width:0;color:var(--color-text);text-align:left;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;flex:1;padding:5px 8px;font-size:12px;overflow:hidden}.date-picker__trigger--placeholder{color:var(--color-text-muted)}.date-picker__clear{border-radius:var(--radius-sm);width:22px;height:22px;color:var(--color-text-muted);background:0 0;border:none;flex-shrink:0;margin-right:2px;padding:0;font-size:14px;line-height:1}.date-picker__clear:hover{background:var(--color-bg-hover);color:var(--color-text)}.date-picker__panel{z-index:120;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-elevated);width:252px;padding:10px;position:fixed;box-shadow:0 8px 24px #0f172a1f}.date-picker__head{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.date-picker__title{font-size:13px;font-weight:600}.date-picker__nav{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg-elevated);width:26px;height:26px;color:var(--color-text-secondary);padding:0;font-size:16px;line-height:1}.date-picker__nav:hover{border-color:var(--color-accent);color:var(--color-accent)}.date-picker__weekdays{grid-template-columns:repeat(7,1fr);gap:2px;margin-bottom:4px;display:grid}.date-picker__weekday{color:var(--color-text-muted);text-align:center;font-size:11px;line-height:24px}.date-picker__days{grid-template-columns:repeat(7,1fr);gap:2px;display:grid}.date-picker__day{border-radius:var(--radius-sm);width:100%;height:30px;color:var(--color-text);background:0 0;border:none;padding:0;font-size:12px}.date-picker__day:hover{background:var(--color-bg-hover)}.date-picker__day--outside{color:var(--color-text-muted)}.date-picker__day--today{color:var(--color-accent);font-weight:600}.date-picker__day--selected{background:var(--color-accent);color:#fff}.date-picker__day--selected:hover{background:var(--color-accent-hover)}.expense-page{background:var(--color-bg);flex-direction:column;flex:1;width:100%;min-width:0;height:100%;min-height:0;display:flex;overflow:hidden}.expense-page__layout{flex:1;align-items:stretch;min-height:0;display:flex;overflow:hidden}.expense-page__main{flex-direction:column;flex:1;align-items:flex-start;min-width:0;min-height:0;padding:20px 24px 28px;display:flex;overflow:hidden}.expense-page__main>.expense-page__alert{width:640px;max-width:100%}.expense-page__alert{border-radius:var(--radius-sm);margin:0 0 16px;padding:8px 12px;font-size:13px}.expense-page__alert--error{color:var(--color-danger);background:#fef2f2;border:1px solid #fecaca}.expense-page__alert--loading{background:var(--color-accent-soft);color:var(--color-accent-hover);border:1px solid var(--color-accent-muted)}.expense-list{border-right:1px solid var(--color-border);background:var(--color-bg-elevated);flex-direction:column;flex-shrink:0;width:300px;height:100%;min-height:0;display:flex}.expense-list__head{border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;gap:8px;padding:14px 16px;display:flex}.expense-list__title{margin:0;font-size:14px;font-weight:600}.expense-list__refresh{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg-elevated);color:var(--color-text-secondary);padding:4px 10px;font-size:12px}.expense-list__refresh:hover:not(:disabled){border-color:var(--color-accent);color:var(--color-accent)}.expense-list__filters{border-bottom:1px solid var(--color-border);flex-direction:column;flex-shrink:0;gap:8px;padding:10px 12px;display:flex;overflow:visible}.expense-list__filter-row{align-items:center;gap:6px;display:flex}.expense-list__filter-row .expense-list__filter-input{flex:1;min-width:0}.expense-list__filter-input{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);width:100%;color:var(--color-text);outline:none;padding:6px 10px;font-size:12px}.expense-list__filter-input:focus{border-color:var(--color-accent);box-shadow:0 0 0 2px var(--color-accent-soft)}.expense-list__filter-input::placeholder{color:var(--color-text-muted)}.expense-list__filter-dates{align-items:center;gap:6px;display:flex}.expense-list__date-picker{flex:1;min-width:0}.expense-list__filter-sep{color:var(--color-text-muted);flex-shrink:0;font-size:12px}.expense-list__filter-clear{color:var(--color-accent);cursor:pointer;background:0 0;border:none;align-self:flex-start;padding:0;font-size:12px}.expense-list__filter-clear:hover{color:var(--color-accent-hover)}.expense-list__items{flex:1;min-height:0;overflow:auto}.expense-list__empty{color:var(--color-text-muted);padding:24px 16px;font-size:13px;line-height:1.6}.expense-list__item{border:none;border-bottom:1px solid var(--color-border);text-align:left;background:0 0;width:100%;padding:12px 16px;display:block}.expense-list__item:hover{background:var(--color-bg-subtle)}.expense-list__item--active{background:var(--color-accent-soft)}.expense-list__item-top{justify-content:space-between;align-items:center;gap:8px;display:flex}.expense-list__order{color:var(--color-accent);font-size:12px;font-weight:600}.expense-list__status{border-radius:999px;padding:2px 6px;font-size:11px}.expense-list__status--pending{color:#a16207;background:#fef9c3}.expense-list__status--approved{color:#15803d;background:#dcfce7}.expense-list__status--rejected{color:#b91c1c;background:#fee2e2}.expense-list__item-name{margin-top:6px;font-size:14px;font-weight:500}.expense-list__item-meta{color:var(--color-text-muted);justify-content:space-between;gap:8px;margin-top:4px;font-size:12px;display:flex}.expense-panel{box-sizing:border-box;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-bg-elevated);flex:1;width:640px;max-width:100%;min-height:0;padding:18px 20px;overflow-y:auto}.expense-panel__head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.expense-panel__head--sub{border-top:1px solid var(--color-border);margin-top:20px;padding-top:16px}.expense-panel__title{margin:0;font-size:15px;font-weight:600}.expense-panel__subtitle{margin:0;font-size:14px;font-weight:600}.expense-panel__meta{color:var(--color-text-muted);font-size:12px}.expense-panel__empty{color:var(--color-text-muted);margin:0;font-size:13px}.expense-badge{border-radius:999px;padding:3px 8px;font-size:12px}.expense-badge--pending{color:#a16207;background:#fef9c3}.expense-badge--approved{color:#15803d;background:#dcfce7}.expense-badge--rejected{color:#b91c1c;background:#fee2e2}.expense-detail{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 20px;margin:0;display:grid}.expense-detail>div{gap:8px;font-size:13px;display:flex}.expense-detail dt{width:88px;color:var(--color-text-muted);flex-shrink:0;margin:0}.expense-detail dd{color:var(--color-text);word-break:break-word;margin:0}.expense-detail__receipts-row{flex-direction:column;grid-column:1/-1;align-items:flex-start}.expense-detail__receipts-row dt{width:auto}.expense-receipts{flex-wrap:wrap;gap:12px;margin-top:4px;display:flex}.expense-receipts__item{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:#f8fafc;transition:border-color .15s,box-shadow .15s;display:block;overflow:hidden}.expense-receipts__item:hover{border-color:var(--color-accent);box-shadow:0 4px 12px #0f172a14}.expense-receipts__img{object-fit:cover;background:#e2e8f0;width:160px;height:160px;display:block}*,:before,:after{box-sizing:border-box}:root{--color-bg:#eef2f7;--color-bg-elevated:#fff;--color-bg-subtle:#f5f7fb;--color-bg-hover:#e8edf5;--color-bg-active:#dbeafe;--color-border:#d8dfea;--color-border-strong:#c5cedd;--color-text:#1e293b;--color-text-secondary:#64748b;--color-text-muted:#94a3b8;--color-accent:#3b82f6;--color-accent-hover:#2563eb;--color-accent-soft:#eff6ff;--color-accent-muted:#bfdbfe;--color-danger:#ef4444;--color-success:#16a34a;--radius-sm:8px;--radius-md:10px;--radius-lg:14px;--shadow-card:0 1px 3px #0f172a12, 0 2px 6px #0f172a0a;--sidebar-width:76px}html,body,#root{height:100%;margin:0}body{-webkit-font-smoothing:antialiased;color:var(--color-text);background:var(--color-bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,system-ui,sans-serif}button,input,select{font:inherit}button{cursor:pointer}input,select{color:var(--color-text);background:var(--color-bg-elevated)}.app{flex-direction:column;height:100%;min-height:0;display:flex}.app-body{flex:1;min-height:0;display:flex;overflow:hidden}.app-main{flex:1;min-width:0;min-height:0;display:flex;overflow:hidden}