*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Microsoft YaHei',sans-serif;background:#f5f6f8;color:#2c3e50;min-height:100vh}
.header{background:#fff;border-bottom:2px solid #e8ecf0;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:0 1px 4px rgba(0,0,0,.04)}
.header-left{display:flex;align-items:center;gap:16px}
.logo{height:52px;width:auto;display:block;flex-shrink:0}
.header h1{font-size:17px;font-weight:600;color:#1a2332}
.header h1 span{color:#4a90d9}
.pname-display{font-size:12px;color:#718096;background:#f0f4f8;padding:4px 10px;border-radius:6px;border:1px solid #e2e8f0}
.pname-display strong{color:#2d3748}
.header-actions{display:flex;gap:6px;flex-wrap:wrap}
.btn{padding:6px 12px;border:1px solid #d1d9e0;border-radius:6px;background:#fff;color:#4a5568;font-size:12px;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.btn:hover{border-color:#4a90d9;color:#4a90d9;background:#f0f7ff}
.btn-primary{background:#4a90d9;color:#fff;border-color:#4a90d9}
.btn-primary:hover{background:#3a7bc8;border-color:#3a7bc8;color:#fff}
.btn-success{background:#48bb78;color:#fff;border-color:#48bb78}
.btn-success:hover{background:#38a169;border-color:#38a169;color:#fff}
.btn-warning{background:#ed8936;color:#fff;border-color:#ed8936}
.btn-warning:hover{background:#dd6b20;border-color:#dd6b20;color:#fff}
.btn-danger{background:#e53e3e;color:#fff;border-color:#e53e3e}
.btn-danger:hover{background:#c53030;border-color:#c53030;color:#fff}
.main-container{display:flex;height:calc(100vh - 54px)}
.sidebar{width:230px;background:#fff;border-right:2px solid #e8ecf0;overflow-y:auto;padding:14px 10px;flex-shrink:0}
.sidebar-title{font-size:12px;font-weight:600;color:#718096;margin-bottom:10px;letter-spacing:1px}
.lib-group{margin-bottom:14px}
.lib-group-header{font-size:10px;font-weight:600;color:#a0aec0;margin-bottom:5px;padding-left:4px}
.lib-item{padding:8px 9px;border:1px solid #e2e8f0;border-radius:7px;margin-bottom:4px;cursor:grab;transition:all .2s;font-size:11px;display:flex;align-items:center;gap:6px;background:#fff;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.lib-item:hover{border-color:#4a90d9;box-shadow:0 2px 8px rgba(74,144,217,.12);transform:translateY(-1px)}
.lib-item:active{cursor:grabbing}
.lib-item .icon{width:20px;height:20px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:10px;flex-shrink:0;font-weight:600}
.icon-invest{background:#fed7d7;color:#c53030}
.icon-benefit{background:#c6f6d5;color:#276749}
.icon-cost{background:#fefcbf;color:#975a16}
.lib-item.dragging{opacity:.4}
.lib-item.used{opacity:.35;cursor:not-allowed;border-style:dashed;pointer-events:none}
.lib-item.used:hover{transform:none;box-shadow:none;border-color:#e2e8f0}
.workspace{flex:1;display:flex;flex-direction:column;overflow:hidden}
.workspace-scroll{flex:1;overflow-y:auto;padding:18px;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.zone-label{margin-bottom:6px;font-size:11px;font-weight:600;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.zone-label-invest{color:#c53030}
.zone-label-benefit{color:#276749}
.zone-label-cost{color:#975a16}
.drop-zone{min-height:90px;border:2px dashed #cbd5e0;border-radius:10px;padding:12px;transition:all .3s;margin-bottom:16px;display:flex;flex-wrap:wrap;gap:12px;align-content:flex-start;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;-webkit-touch-callout:none}
.drop-zone.drag-over{border-color:#4a90d9}
.drop-zone.drag-invalid{border-color:#e53e3e}
.drop-zone-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:60px;color:#a0aec0;font-size:12px;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.drop-zone-empty .icon-drop{font-size:24px;margin-bottom:3px;opacity:.5}
.data-card{width:225px;min-height:190px;background:#fff;border:2px solid #e2e8f0;border-radius:10px;padding:12px;display:flex;flex-direction:column;transition:all .2s;animation:popIn .25s ease;position:relative;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.data-card:hover{box-shadow:0 4px 16px rgba(0,0,0,.07);border-color:#cbd5e0}
.data-card.dragging-card{opacity:.4;border-style:dashed}
/* 拖拽悬停时使用边框高亮，而不是背景色 */
.data-card.drag-placeholder{border-color:#4a90d9;border-width:2px;border-style:solid;box-shadow:0 0 0 2px rgba(74,144,217,.2)}
.data-card-header{cursor:grab;display:flex;align-items:center;gap:6px;margin-bottom:8px;padding-bottom:7px;border-bottom:1px solid #f0f4f8;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.data-card-header:active{cursor:grabbing}
.data-card-header .dc-icon{width:24px;height:24px;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex-shrink:0}
.data-card-header .dc-name{flex:1;font-size:11px;font-weight:600;color:#2d3748;line-height:1.3}
.data-card-header .dc-badge{font-size:8px;padding:1px 5px;border-radius:5px;font-weight:500;flex-shrink:0}
.badge-invest{background:#fed7d7;color:#c53030}
.badge-benefit{background:#c6f6d5;color:#276749}
.badge-cost{background:#fefcbf;color:#975a16}
.dc-remove{position:absolute;top:7px;right:7px;width:17px;height:17px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;color:#cbd5e0;cursor:pointer;transition:all .2s;background:#fff;border:1px solid #e2e8f0;z-index:2;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.dc-remove:hover{background:#fed7d7;color:#c53030;border-color:#fed7d7}
.dc-fields{flex:1;display:flex;flex-direction:column;gap:5px}
.dc-field{display:flex;align-items:center;gap:3px;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.dc-field label{font-size:10px;color:#718096;width:62px;flex-shrink:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.dc-field input{width:70px;padding:3px 5px;border:1px solid #e2e8f0;border-radius:4px;font-size:11px;transition:border-color .2s;text-align:right;cursor:text;user-select:text;-webkit-user-select:text;-moz-user-select:text;-ms-user-select:text}
.dc-field input:focus{outline:none;border-color:#4a90d9;box-shadow:0 0 0 2px rgba(74,144,217,.1)}
.dc-field .unit{font-size:8px;color:#a0aec0;min-width:28px;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.dc-result{margin-top:7px;padding-top:7px;border-top:1px dashed #e2e8f0;display:flex;align-items:center;justify-content:space-between;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.dc-result .result-label{font-size:10px;color:#a0aec0}
.dc-result .result-value{font-size:13px;font-weight:700;color:#2d3748}
.dc-formula{margin-top:5px;font-size:8px;color:#a0aec0;padding:3px 5px;background:#f7fafc;border-radius:3px;line-height:1.4;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.summary-panel{background:#fff;border-top:2px solid #e8ecf0;padding:12px 20px;display:flex;align-items:center;gap:20px;flex-wrap:wrap;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.summary-item{display:flex;flex-direction:column;gap:2px}
.summary-label{font-size:9px;color:#a0aec0;text-transform:uppercase;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.summary-value{font-size:17px;font-weight:700}
.summary-value.invest{color:#c53030}
.summary-value.benefit{color:#276749}
.summary-value.net{color:#2d3748}
.summary-value.roi{color:#4a90d9}
.summary-value.payback{color:#975a16}
.summary-divider{width:1px;height:34px;background:#e2e8f0;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.modal-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.4);z-index:1000;align-items:center;justify-content:center}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:12px;padding:22px;width:500px;max-width:90vw;box-shadow:0 20px 60px rgba(0,0,0,.15);max-height:80vh;overflow-y:auto}
.modal h3{font-size:15px;margin-bottom:14px}
.template-list{display:flex;flex-direction:column;gap:7px}
.template-item{padding:11px 13px;border:1px solid #e2e8f0;border-radius:8px;cursor:pointer;transition:all .2s}
.template-item:hover{border-color:#4a90d9;background:#f0f7ff}
.template-item .t-name{font-size:13px;font-weight:500}
.template-item .t-desc{font-size:11px;color:#718096;margin-top:2px}
.new-project-input{width:100%;padding:9px 12px;border:1px solid #e2e8f0;border-radius:8px;font-size:13px;margin-bottom:14px}
.new-project-input:focus{outline:none;border-color:#4a90d9;box-shadow:0 0 0 2px rgba(74,144,217,.1)}
.project-list{display:flex;flex-direction:column;gap:7px}
.project-item{padding:11px 13px;border:1px solid #e2e8f0;border-radius:8px;display:flex;align-items:center;gap:10px;transition:all .2s}
.project-item:hover{border-color:#4a90d9;background:#f8fbff}
.project-item .p-info{flex:1}
.project-item .p-name{font-size:13px;font-weight:500;color:#2d3748}
.project-item .p-meta{font-size:10px;color:#a0aec0;margin-top:2px}
.p-metrics{margin-top:3px;font-size:10px;color:#2d3748;line-height:1.7}
.pm-eval,.pm-actual,.pm-time{display:inline-block;width:48px;font-weight:600;white-space:nowrap}
.pm-ico{display:inline-block;width:20px;text-align:center;margin-right:4px;overflow:hidden;vertical-align:middle}
.pm-eval{color:#4a90d9}
.pm-actual{color:#38a169}
.pm-time{color:#ed8936}
/* 项目状态徽章(点击切换) */
.p-status{display:inline-block;font-size:9px;padding:1px 6px;border-radius:5px;margin-left:6px;vertical-align:middle;font-weight:600;cursor:pointer;border:1px solid transparent}
.p-status:hover{border-color:#4a90d9}
.st-building{background:#fefcbf;color:#975a16}
.st-active{background:#c6f6d5;color:#276749}
.st-disabled{background:#e2e8f0;color:#718096}
/* 项目统计块 */
.p-stats-toggle{display:inline-flex;align-items:center;gap:3px;margin-top:5px;font-size:10px;color:#4a90d9;cursor:pointer;font-weight:600;user-select:none;-webkit-user-select:none}
.p-stats-toggle:hover{color:#3a7bc8}
.p-stat-block{margin-top:5px;padding-top:5px;border-top:1px dashed #e2e8f0;display:flex;flex-direction:column;gap:2px}
.p-stats{font-size:10px;color:#2d3748;line-height:1.6}
.p-stats .ps-label{display:inline-block;min-width:88px;color:#718096;font-weight:600}
.p-stats.st-muted{color:#a0aec0;font-size:9px}
/* 列表顶部汇总条 */
.project-summary-bar{display:flex;gap:18px;flex-wrap:wrap;padding:10px 12px;background:#f0f7ff;border:1px solid #b8d4f0;border-radius:8px;margin-bottom:10px;align-items:center}
.ps-sum-item{display:flex;flex-direction:column;gap:1px;font-size:10px;color:#718096}
.ps-sum-item b{font-size:14px;color:#2d3748}
/* 状态弹窗单选 */
.status-options{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.status-opt{display:flex;align-items:center;gap:8px;padding:9px 12px;border:1px solid #e2e8f0;border-radius:8px;cursor:pointer;font-size:13px;transition:all .2s}
.status-opt:hover{border-color:#4a90d9;background:#f0f7ff}
.status-opt small{color:#a0aec0;font-size:10px;margin-left:auto}
.project-item .p-actions{display:flex;gap:5px}
.project-item .p-actions .btn{padding:4px 9px;font-size:11px}
.project-item.current{border-color:#48bb78;background:#f0fff4}
.project-item.current .p-name::after{content:' ← 当前';font-size:10px;color:#48bb78}
.empty-hint{text-align:center;color:#a0aec0;font-size:12px;padding:18px 0}
/* 视图切换工具条 */
.view-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding:8px 12px;background:#fff;border:1px solid #e2e8f0;border-radius:10px;flex-wrap:wrap;gap:8px}
.view-toggle{display:flex;gap:6px}
.view-btn{padding:6px 14px;border:1px solid #d1d9e0;border-radius:6px;background:#fff;color:#4a5568;font-size:12px;cursor:pointer;transition:all .2s;white-space:nowrap}
.view-btn:hover{border-color:#4a90d9;color:#4a90d9}
.view-btn-active{background:#4a90d9;color:#fff;border-color:#4a90d9}
.view-btn-active:hover{background:#3a7bc8;border-color:#3a7bc8;color:#fff}
.year-select{padding:5px 8px;border:1px solid #d1d9e0;border-radius:6px;font-size:12px;color:#4a5568;background:#fff;cursor:pointer;outline:none;vertical-align:middle}
.year-select:focus{border-color:#4a90d9;box-shadow:0 0 0 2px rgba(74,144,217,.1)}
.view-tag{font-size:11px;color:#718096}
/* 项目起止时间标签 */
.time-chip{margin-left:10px;color:#4a90d9;cursor:pointer;border:1px dashed #b8d4f0;padding:2px 8px;border-radius:6px;background:#f0f7ff;font-size:11px;white-space:nowrap}
.time-chip:hover{background:#e0efff}
.date-label{font-size:12px;color:#718096;display:block;margin-bottom:4px}
.date-row{display:flex;gap:12px;margin-bottom:14px}
.date-row .date-col{flex:1}
.date-row .new-project-input{margin-bottom:0}
.toast{position:fixed;top:64px;right:20px;background:#2d3748;color:#fff;padding:9px 18px;border-radius:8px;font-size:12px;z-index:2000;animation:toastIn .3s ease;box-shadow:0 4px 12px rgba(0,0,0,.2)}
@keyframes toastIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
.toast.hide{animation:toastOut .3s ease forwards}
@keyframes toastOut{from{opacity:1}to{opacity:0;transform:translateY(-10px)}}
@media print{
.sidebar,.header-actions,.dc-remove,.drop-zone-empty,.view-toolbar,.time-chip{display:none!important}
.main-container{height:auto;display:block}
.workspace-scroll{overflow:visible;padding:8px}
.header{position:static}
body{background:#fff}
.drop-zone{border:none;padding:4px}
.data-card{border:1px solid #ccc;break-inside:avoid;cursor:default}
.summary-panel{border-top:2px solid #333}
}
::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#cbd5e0;border-radius:3px}

/* ===== 登录/注册遮罩 ===== */
.login-mask{display:flex;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(30,41,59,.55);z-index:3000;align-items:center;justify-content:center}
.login-box{width:380px;max-width:92vw;background:#fff;border-radius:14px;padding:26px 28px;box-shadow:0 20px 60px rgba(0,0,0,.2)}
.login-tabs{display:flex;gap:6px;margin-bottom:18px;border-bottom:1px solid #e2e8f0;padding-bottom:12px}
.login-tab{flex:1;padding:8px 0;border:1px solid #d1d9e0;border-radius:8px;background:#fff;color:#4a5568;font-size:13px;cursor:pointer;transition:all .2s}
.login-tab-active{background:#4a90d9;color:#fff;border-color:#4a90d9}
.login-panel{display:flex;flex-direction:column;gap:10px}
.login-panel input{padding:9px 12px;border:1px solid #e2e8f0;border-radius:8px;font-size:13px;outline:none}
.login-panel input:focus{border-color:#4a90d9;box-shadow:0 0 0 2px rgba(74,144,217,.1)}
.login-btn{width:100%;padding:10px 0;font-size:14px;justify-content:center}
.login-err{font-size:12px;color:#e53e3e;min-height:16px}
.login-tip{margin-top:14px;font-size:11px;color:#a0aec0;text-align:center;line-height:1.6}

/* ===== 头部用户区 ===== */
.header-user{display:flex;align-items:center;gap:8px;margin-right:10px;flex-shrink:0}
.user-chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:#2d3748;background:#f0f7ff;border:1px solid #b8d4f0;border-radius:8px;padding:5px 10px;white-space:nowrap}
.user-level{font-size:10px;background:#4a90d9;color:#fff;border-radius:5px;padding:1px 6px}

/* ===== 负责人槽型标签 ===== */
.pm-owner-row{flex-wrap:wrap}
.pm-owner-label{font-size:10px;color:#718096;font-weight:600;margin:0 4px 0 8px;white-space:nowrap}
.owner-tag{display:inline-block;font-size:10px;color:#185fa5;background:#e6f1fb;border:1px solid #85b7eb;border-radius:12px;padding:1px 9px;margin:1px 3px;white-space:nowrap}

/* ===== 只读提示 ===== */
.readonly-banner{display:none;align-items:center;gap:6px;background:#fefcbf;border:1px solid #f5d78e;color:#975a16;font-size:12px;padding:6px 12px;border-radius:8px;margin-bottom:10px}
.readonly-banner.show{display:flex}
.btn:disabled{opacity:.45;cursor:not-allowed;pointer-events:none}

/* ===== 账号管理 ===== */
.modal-lg{width:640px}
.acc-sec-label{font-size:12px;font-weight:600;color:#718096;margin:12px 0 6px}
.acc-list{display:flex;flex-direction:column;gap:6px;max-height:220px;overflow-y:auto}
.acc-empty{font-size:12px;color:#a0aec0;text-align:center;padding:14px 0}
.acc-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid #e2e8f0;border-radius:8px;background:#fff}
.acc-info{flex:1;min-width:0}
.acc-name{font-size:13px;color:#2d3748;font-weight:500;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.acc-acct{font-size:11px;color:#718096;font-weight:400}
.acc-level{font-size:10px;background:#c6f6d5;color:#276749;border-radius:5px;padding:1px 6px}
.acc-st{font-size:10px;border-radius:5px;padding:1px 6px}
.acc-meta{font-size:10px;color:#a0aec0;margin-top:2px}
.acc-actions{display:flex;gap:5px;flex-wrap:wrap}
.acc-actions .btn{padding:3px 8px;font-size:10px}

/* ===== 只读徽章与打印隐藏 ===== */
.st-readonly{background:#e6f1fb;color:#185fa5}
@media print{
.login-mask,.header-user{display:none!important}
}

/* ===== 独立登录页 ===== */
.login-page{display:flex;align-items:flex-start;justify-content:center;padding-top:9vh}