:root{font-family:Microsoft YaHei,PingFang SC,Arial,sans-serif;color:#17212b;background:#f4f6f8;font-synthesis:none;text-rendering:optimizeLegibility;--border: #dce2e8;--muted: #667380;--teal: #0f766e;--teal-dark: #115e59;--blue: #2563eb;--amber: #b45309;--red: #b91c1c}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:#f4f6f8}button,input,select{font:inherit;letter-spacing:0}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}h1,h2,p{margin-top:0}h1{margin-bottom:7px;font-size:26px;line-height:1.25;letter-spacing:0}h2{margin-bottom:0;font-size:17px;line-height:1.35;letter-spacing:0}.app-shell{min-height:100vh}.app-topbar{position:sticky;top:0;z-index:30;min-height:68px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:22px;padding:0 24px;border-bottom:1px solid #d6dde4;background:#fff;box-shadow:0 2px 10px #0f172a0a}.brand-block{display:flex;align-items:center;gap:10px;min-width:210px}.brand-mark{width:36px;height:36px;display:grid;place-items:center;border-radius:6px;color:#fff;background:var(--teal-dark);font-size:13px;font-weight:700}.brand-block strong,.brand-block span{display:block;white-space:nowrap}.brand-block strong{font-size:15px}.brand-block span{margin-top:2px;color:var(--muted);font-size:11px}.top-navigation{display:flex;align-items:stretch;align-self:stretch;justify-content:center;gap:3px}.top-navigation button{display:flex;align-items:center;gap:6px;padding:0 12px;border:0;border-bottom:3px solid transparent;color:#485563;background:transparent;white-space:nowrap}.top-navigation button:hover{color:var(--teal-dark);background:#f7faf9}.top-navigation button.active{color:var(--teal-dark);border-bottom-color:var(--teal);font-weight:700}.top-actions,.export-actions,.header-actions{display:flex;align-items:center;gap:7px}.top-actions select{width:124px;height:36px;border:1px solid var(--border);border-radius:5px;padding:0 8px;background:#fff}.button,.icon-button{border:1px solid transparent;border-radius:5px;display:inline-flex;align-items:center;justify-content:center;gap:6px}.button{min-height:36px;padding:0 12px;font-weight:600}.button.primary{color:#fff;background:var(--teal)}.button.primary:hover{background:var(--teal-dark)}.button.secondary{color:var(--teal-dark);border-color:#8dc3bd;background:#f3fbfa}.button.quiet{color:#4b5563;border-color:var(--border);background:#fff}.icon-button{width:30px;height:30px;padding:0;color:#5c6773;background:transparent}.icon-button:hover{color:var(--teal-dark);background:#edf6f5}.top-icon{width:36px;height:36px;border-color:var(--border);background:#fff}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.app-content{max-width:1600px;margin:0 auto;padding:25px 28px 50px}.page-stack{min-width:0;display:grid;gap:18px}.page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:24px}.page-header.compact{align-items:center}.page-header p{margin-bottom:0;color:var(--muted);font-size:13px}.eyebrow{margin-bottom:5px;color:var(--teal-dark);font-size:12px;font-weight:700}.model-status{display:flex;align-items:center;gap:8px;min-height:36px;padding:0 12px;border-radius:5px;border:1px solid;font-size:13px;font-weight:700}.model-status.ok{color:#166534;border-color:#a7d7b7;background:#f0f8f2}.model-status.warning{color:#92400e;border-color:#e8c58b;background:#fff9ed}.model-status.error{color:#991b1b;border-color:#e4a6a6;background:#fff5f5}.metric-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}.compact-metrics{grid-template-columns:repeat(6,minmax(0,1fr))}.result-card{min-height:114px;padding:17px;border:1px solid var(--border);border-top:3px solid #8793a0;border-radius:6px;background:#fff;box-shadow:0 2px 7px #0f172a09}.result-card.tone-good{border-top-color:var(--teal)}.result-card.tone-warning{border-top-color:var(--amber)}.result-card.tone-bad{border-top-color:var(--red)}.result-card-title{color:var(--muted);font-size:12px}.result-card-value{margin-top:9px;overflow-wrap:anywhere;font-size:22px;font-weight:750;line-height:1.2;font-variant-numeric:tabular-nums}.result-card-hint{margin-top:8px;color:#7b8793;font-size:11px;line-height:1.4}.content-panel{min-width:0;padding:20px;border:1px solid var(--border);border-radius:6px;background:#fff;box-shadow:0 2px 7px #0f172a08}.section-title-row{min-height:32px;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}.section-title-row p{margin:3px 0 0;color:var(--muted);font-size:12px}.section-title-row>span{color:var(--muted);font-size:12px}.chart-frame{min-height:340px}.dashboard-two-column{display:grid;grid-template-columns:.8fr 1.2fr;gap:18px}.summary-list{margin:0}.summary-list div,.investment-grid div{display:flex;justify-content:space-between;gap:20px;padding:11px 0;border-bottom:1px solid #edf0f2}.summary-list div:last-child{border-bottom:0}.summary-list dt,.investment-grid dt{color:var(--muted);font-size:13px}.summary-list dd,.investment-grid dd{margin:0;font-weight:700;font-variant-numeric:tabular-nums}.message-list{display:grid;gap:8px;margin:0;padding:0;list-style:none}.message-list li{padding:9px 11px;border-left:3px solid;background:#f8fafc;font-size:13px}.message-list li.warning{color:#854d0e;border-left-color:var(--amber)}.message-list li.error{color:#991b1b;border-left-color:var(--red)}.empty-state{min-height:90px;display:flex;align-items:center;justify-content:center;gap:8px;color:#166534}.inputs-layout{display:grid;grid-template-columns:180px minmax(0,1fr) 220px;align-items:start;gap:18px}.parameter-nav,.live-summary{position:sticky;top:93px}.parameter-nav{padding:14px 0;border-right:1px solid var(--border)}.parameter-nav-title,.live-summary-title{margin-bottom:9px;color:#303b47;font-size:13px;font-weight:700}.parameter-nav a{display:block;padding:8px 9px;border-left:3px solid transparent;color:#586574;text-decoration:none;font-size:13px}.parameter-nav a:hover{color:var(--teal-dark);border-left-color:#82bcb6;background:#f5faf9}.advanced-toggle{display:flex;align-items:center;gap:7px;margin-top:13px;color:#35414d;font-size:13px}.parameter-main{min-width:0;display:grid;gap:18px}.parameter-section{scroll-margin-top:88px;padding:20px;border:1px solid var(--border);border-radius:6px;background:#fff}.parameter-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.input-field{min-width:0;display:block;padding:13px;border:1px solid #e1e6eb;border-radius:5px;background:#fbfcfd}.input-field.has-error{border-color:#df9a9a;background:snow}.input-field.is-locked{background:#f1f3f5}.input-field-head{min-height:25px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;font-weight:700}.input-control-line{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px;margin-top:7px}.input-control-line input:not(.switch),.input-control-line select{width:100%;min-width:0;height:36px;padding:0 9px;border:1px solid #cfd7df;border-radius:4px;color:#17212b;background:#fff}.input-control-line input:focus,.input-control-line select:focus{outline:2px solid #8bc3bd;outline-offset:1px}.input-control-line input:disabled,.input-control-line select:disabled{color:#667380;background:#eceff2}.unit{max-width:125px;color:var(--muted);font-size:11px;text-align:right}.input-meta,.input-description{color:#78838e;font-size:10px;line-height:1.45}.input-meta{margin-top:6px}.input-description{margin-top:3px;min-height:28px}.field-message{margin-top:5px;font-size:11px}.field-message.error{color:var(--red)}.field-message.warning{color:var(--amber)}.switch{width:38px;height:20px;accent-color:var(--teal)}.line-item-section{min-width:0}.line-item-table{width:100%;min-width:1180px;border-collapse:collapse;font-size:12px;font-variant-numeric:tabular-nums}.income-table{min-width:1420px}.line-item-table th,.line-item-table td{padding:9px 7px;border-bottom:1px solid #e4e9ed;text-align:left;vertical-align:middle;white-space:nowrap}.line-item-table th{color:#44515e;background:#f0f3f5;font-weight:700}.line-item-table tbody tr:hover{background:#f5faf9}.line-item-table input:not([type=checkbox]),.line-item-table select{width:100%;min-width:96px;height:34px;padding:0 7px;border:1px solid #cfd7df;border-radius:4px;color:#17212b;background:#fff}.line-item-table input[type=checkbox]{width:18px;height:18px;accent-color:var(--teal)}.line-item-table td:nth-child(2) input{min-width:145px}.dual-input{display:grid;grid-template-columns:72px 105px;gap:5px}.amount-input,.rate-input{display:grid;grid-template-columns:minmax(76px,1fr) auto;align-items:center;gap:5px}.amount-input span,.rate-input span,.cell-unit{color:var(--muted);font-size:11px}.calculated-cell{color:var(--teal-dark);font-weight:700;text-align:right!important}.icon-button.danger{color:#9f2d2d}.icon-button.danger:hover{color:#fff;background:#b91c1c}.empty-line-items{padding:24px;color:var(--muted);text-align:center}.live-summary{display:grid;gap:9px}.live-summary .result-card{min-height:84px;padding:12px}.live-summary .result-card-value{font-size:17px}.validation-summary{padding:10px;border:1px solid;border-radius:5px;font-size:12px;text-align:center}.validation-summary.ok{color:#166534;border-color:#b5d9c0;background:#f2f9f4}.validation-summary.error{color:#991b1b;border-color:#e3b0b0;background:#fff6f6}.investment-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:26px;margin:0}.result-tabs{display:flex;gap:3px;margin:-5px 0 16px;border-bottom:1px solid var(--border)}.result-tabs button{padding:10px 13px;border:0;border-bottom:3px solid transparent;color:#596573;background:transparent}.result-tabs button.active{color:var(--teal-dark);border-bottom-color:var(--teal);font-weight:700}.table-wrap{width:100%;overflow:auto}.financial-table{width:100%;min-width:760px;border-collapse:collapse;font-size:12px;font-variant-numeric:tabular-nums}.financial-table th,.financial-table td{padding:10px 11px;border-bottom:1px solid #e6eaee;text-align:right;white-space:nowrap}.financial-table th{position:sticky;top:0;z-index:1;color:#42505d;background:#f0f3f5;font-weight:700}.financial-table th:first-child,.financial-table td:first-child{position:sticky;left:0;z-index:2;text-align:left;background:inherit}.financial-table tbody tr:nth-child(2n){background:#fafbfc}.financial-table tbody tr:hover{background:#eef7f6}.financial-table tr.active-row{background:#e7f4f2;font-weight:700}.financial-table tbody tr{cursor:default}.compare-layout{display:grid;gap:18px}.compare-layout .financial-table tbody tr{cursor:pointer}.chart-panel{min-height:300px;padding:16px 8px 0;border:1px solid var(--border);border-radius:6px;background:#fff}.sensitivity-toolbar{display:flex;align-items:center;gap:14px;margin-bottom:4px}.sensitivity-toolbar>span{color:var(--muted);font-size:12px;white-space:nowrap}.segmented-control{display:flex;flex-wrap:wrap;border:1px solid var(--border);border-radius:5px;overflow:hidden}.segmented-control button{min-height:34px;padding:0 12px;border:0;border-right:1px solid var(--border);color:#4d5966;background:#fff}.segmented-control button:last-child{border-right:0}.segmented-control button.active{color:#fff;background:var(--teal)}.table-note{margin:11px 0 0;color:var(--muted);font-size:11px}.mobile-nav{display:none}@media(max-width:1320px){.app-topbar{grid-template-columns:auto 1fr}.top-actions{grid-column:1 / -1;padding-bottom:10px;justify-content:flex-end}.top-navigation{justify-content:flex-end}.metric-grid,.compact-metrics{grid-template-columns:repeat(3,minmax(0,1fr))}.inputs-layout{grid-template-columns:155px minmax(0,1fr)}.live-summary{display:none}}@media(max-width:800px){.app-topbar{position:static;display:flex;justify-content:space-between;padding:10px 14px}.top-navigation,.top-actions>select,.top-actions>.top-icon,.export-actions{display:none}.brand-block{min-width:0}.app-content{padding:18px 13px 86px}.mobile-nav{position:fixed;right:0;bottom:0;left:0;z-index:40;display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--border);background:#fff}.mobile-nav button{min-width:0;min-height:62px;border:0;color:#5f6b77;background:#fff}.mobile-nav button svg,.mobile-nav button span{display:block;margin:0 auto}.mobile-nav button span{margin-top:4px;overflow:hidden;font-size:9px;text-overflow:ellipsis;white-space:nowrap}.mobile-nav button.active{color:var(--teal-dark);background:#eef7f6}.page-header{align-items:flex-start;flex-direction:column}h1{font-size:22px}.metric-grid,.compact-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.result-card-value{font-size:18px}.dashboard-two-column{grid-template-columns:1fr}.inputs-layout{display:block}.parameter-nav{position:static;display:flex;overflow-x:auto;gap:4px;margin-bottom:14px;padding:8px;border:1px solid var(--border);border-radius:5px;background:#fff}.parameter-nav-title{display:none}.parameter-nav a{white-space:nowrap;border-left:0}.advanced-toggle{margin:0;padding:8px;white-space:nowrap}.parameter-grid{grid-template-columns:1fr}.investment-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sensitivity-toolbar{align-items:flex-start;flex-direction:column}.segmented-control{width:100%;display:grid;grid-template-columns:repeat(2,1fr)}.segmented-control button{border-bottom:1px solid var(--border)}}@media print{body{background:#fff}.app-topbar,.mobile-nav,.parameter-nav,.header-actions,.result-tabs{display:none!important}.app-content{max-width:none;padding:0}.content-panel,.result-card{break-inside:avoid;box-shadow:none}.table-wrap{overflow:visible}.financial-table{min-width:0;font-size:8px}}