@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500&display=swap');
:root{
  --bg:#f0f4f8;--s0:#ffffff;--s1:#ffffff;--s2:#f8fafc;--s3:#eef2f7;
  --border:#dde3ed;--border2:#c8d3e3;
  --accent:#1a3a6b;--accent-light:#2563eb;--accent-glow:rgba(37,99,235,0.08);
  --teal:#0d7a6e;--teal-light:#0d9488;
  --amber:#b45309;--amber-light:#d97706;
  --red:#b91c1c;--red-light:#dc2626;
  --green:#047857;--green-light:#059669;
  --purple:#6d28d9;--purple-light:#7c3aed;
  --text:#0f172a;--text2:#334155;--text3:#64748b;
  --radius:10px;--radius-lg:16px;
  --font:'Space Grotesk',sans-serif;
  --mono:'JetBrains Mono',monospace;
  --shadow:0 2px 16px rgba(15,23,42,0.10);
}
*{box-sizing:border-box;margin:0;padding:0;}
html,body{height:100%;overflow:hidden;}
body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;}
.shell{display:grid;grid-template-rows:56px 1fr;grid-template-columns:240px 1fr;height:100vh;}
.topbar{grid-column:1/-1;display:flex;align-items:center;gap:16px;padding:0 20px;background:#ffffff;border-bottom:2px solid var(--border);z-index:200;box-shadow:0 2px 8px rgba(15,23,42,0.06);}
.sidebar{grid-row:2;background:#f8fafc;border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;}
.workspace{grid-row:2;display:flex;flex-direction:column;overflow:hidden;background:var(--bg);}
.logo{font-weight:700;font-size:16px;letter-spacing:-0.3px;display:flex;align-items:center;gap:8px;}
.logo-mark{width:26px;height:26px;background:var(--accent);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;}
.logo-sub{font-size:11px;font-weight:400;color:var(--text3);font-family:var(--mono);}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px;}
.tb-badge{background:#f1f5f9;border:1px solid var(--border);padding:4px 10px;border-radius:6px;font-size:11px;color:var(--text2);font-family:var(--mono);}
.tb-badge span{color:var(--accent-light);}
.sb-section{padding:12px 12px 4px;font-size:10px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:1.2px;font-family:var(--mono);}
.sb-nav{display:flex;flex-direction:column;gap:2px;padding:0 8px;}
.sb-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;cursor:pointer;transition:all 0.15s;color:var(--text2);font-size:13px;font-weight:500;border:1px solid transparent;}
.sb-item:hover{background:var(--s2);color:var(--text);}
.sb-item.active{background:rgba(37,99,235,0.10);border-color:rgba(37,99,235,0.25);color:var(--accent-light);font-weight:600;}
.sb-item .ico{width:16px;text-align:center;font-size:14px;}
.sb-divider{height:1px;background:var(--border);margin:8px 12px;}
.sb-upload{margin:8px;border:1.5px dashed var(--border2);border-radius:var(--radius);padding:16px 12px;text-align:center;cursor:pointer;transition:all 0.2s;background:var(--s1);}
.sb-upload:hover,.sb-upload.drag{border-color:var(--accent);background:var(--accent-glow);}
.sb-upload .ico{font-size:24px;display:block;margin-bottom:6px;}
.sb-upload .lbl{font-size:11px;color:var(--text3);line-height:1.5;}
.sb-upload .lbl strong{color:var(--accent-light);display:block;font-size:12px;margin-bottom:2px;}
.file-list{flex:1;overflow-y:auto;padding:0 8px 8px;}
.file-list a{text-decoration:none;}
.file-card{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;cursor:pointer;border:1px solid transparent;margin-bottom:4px;transition:all 0.15s;background:#ffffff;}
.file-card:hover{background:#eef2f7;}
.file-card.active{background:#e8f0fb;border-color:rgba(37,99,235,0.3);}
.file-thumb{width:30px;height:30px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0;}
.file-thumb.xl{background:rgba(16,185,129,0.12);}
.file-thumb.pd{background:rgba(245,158,11,0.12);}
.file-meta{flex:1;min-width:0;}
.file-name{font-size:12px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.file-info{font-size:10px;color:var(--text3);font-family:var(--mono);}
.file-del{opacity:0;font-size:11px;color:var(--text3);cursor:pointer;padding:2px 4px;border-radius:4px;transition:all 0.15s;flex-shrink:0;}
.file-card:hover .file-del{opacity:1;}
.file-del:hover{background:rgba(220,38,38,0.15);color:var(--red-light);}
.ws-tabs{display:flex;align-items:center;gap:0;border-bottom:2px solid var(--border);background:#ffffff;padding:0 20px;flex-shrink:0;}
.ws-tab{padding:12px 18px;font-size:13px;font-weight:500;color:var(--text3);cursor:pointer;border-bottom:2px solid transparent;transition:all 0.15s;white-space:nowrap;}
.ws-tab:hover{color:var(--text2);}
.ws-tab.active{color:var(--accent-light);border-bottom-color:var(--accent);}
.ws-content{flex:1;overflow:auto;padding:24px;}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:16px;text-align:center;padding:40px;}
.empty-icon{font-size:64px;opacity:0.15;}
.empty-title{font-size:22px;font-weight:700;color:var(--text);opacity:0.4;}
.empty-sub{font-size:13px;color:var(--text3);max-width:360px;line-height:1.7;}
.empty-hint{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:8px;}
.hint-chip{background:#e8f0fb;border:1px solid #c3d4f0;padding:4px 12px;border-radius:20px;font-size:11px;color:var(--accent-light);font-weight:500;}
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px;margin-bottom:20px;}
.kpi{background:#ffffff;border:1px solid var(--border);border-radius:var(--radius);padding:16px;position:relative;overflow:hidden;transition:all 0.2s;box-shadow:0 1px 4px rgba(15,23,42,0.06);}
.kpi:hover{border-color:var(--accent-light);box-shadow:0 3px 12px rgba(37,99,235,0.10);}
.kpi-stripe{position:absolute;top:0;left:0;right:0;height:2px;}
.kpi-label{font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:0.8px;margin-bottom:8px;font-family:var(--mono);}
.kpi-value{font-size:24px;font-weight:700;line-height:1;}
.kpi-sub{font-size:11px;color:var(--text3);margin-top:6px;font-family:var(--mono);}
.toolbar{display:flex;align-items:center;gap:8px;margin-bottom:16px;flex-wrap:wrap;}
.tb-group{display:flex;align-items:center;gap:4px;background:#ffffff;border:1px solid var(--border);border-radius:8px;padding:4px;}
.tb-btn{padding:5px 12px;border-radius:6px;font-size:12px;font-weight:500;cursor:pointer;border:none;background:transparent;color:var(--text2);transition:all 0.15s;font-family:var(--font);white-space:nowrap;}
.tb-btn:hover{background:var(--s2);color:var(--text);}
.tb-btn.active{background:var(--accent);color:#fff;}
.tb-btn.danger{color:var(--red-light);}
.tb-btn.danger:hover{background:rgba(220,38,38,0.15);}
.tb-sep{width:1px;height:20px;background:var(--border);margin:0 2px;}
.tb-input{background:#ffffff;border:1px solid var(--border);border-radius:8px;padding:6px 12px;font-size:12px;color:var(--text);font-family:var(--mono);outline:none;width:180px;transition:border-color 0.15s;}
.tb-input:focus{border-color:var(--accent);}
.tb-select{background:#ffffff;border:1px solid var(--border);border-radius:8px;padding:6px 10px;font-size:12px;color:var(--text);font-family:var(--font);outline:none;cursor:pointer;}
.tb-select:focus{border-color:var(--accent);}
.action-btn{padding:7px 14px;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;border:none;font-family:var(--font);transition:all 0.15s;display:flex;align-items:center;gap:6px;}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-light);}
.btn-secondary{background:var(--s2);border:1px solid var(--border2);color:var(--text2);}
.btn-secondary:hover{color:var(--text);border-color:var(--border2);}
.btn-success{background:rgba(5,150,105,0.15);border:1px solid rgba(16,185,129,0.3);color:var(--green-light);}
.btn-success:hover{background:rgba(5,150,105,0.25);}
.btn-warn{background:rgba(217,119,6,0.15);border:1px solid rgba(245,158,11,0.3);color:var(--amber-light);}
.table-wrap{background:#ffffff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 1px 6px rgba(15,23,42,0.06);}
.table-head-bar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);gap:12px;flex-wrap:wrap;}
.table-title{font-size:13px;font-weight:600;}
.table-count{font-size:11px;color:var(--text3);font-family:var(--mono);}
.tbl-scroll{overflow:auto;max-height:420px;}
table{width:100%;border-collapse:collapse;font-size:12px;}
thead{position:sticky;top:0;z-index:10;background:#eef2f7;}
th{padding:9px 14px;text-align:left;font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:0.8px;border-bottom:1px solid var(--border);white-space:nowrap;cursor:pointer;user-select:none;font-family:var(--mono);}
th:hover{color:var(--text2);}
td{padding:8px 14px;border-bottom:1px solid rgba(30,45,69,0.5);color:var(--text);white-space:nowrap;max-width:220px;overflow:hidden;text-overflow:ellipsis;}
tr:hover td{background:#f0f6ff;}
tr.flagged td{background:#fef2f2;}
tr.flagged td:first-child{border-left:2px solid var(--red);}
tr.highlighted td{background:#fffbeb;}
.cell-num{text-align:right;font-family:var(--mono);}
.cell-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:10px;font-weight:600;font-family:var(--mono);}
.badge-dup{background:rgba(220,38,38,0.15);color:var(--red-light);}
.badge-out{background:rgba(217,119,6,0.15);color:var(--amber-light);}
.badge-neg{background:rgba(124,58,237,0.15);color:var(--purple-light);}
.badge-zero{background:rgba(148,163,184,0.1);color:var(--text3);}
.analysis-grid{display:grid;grid-template-columns:340px 1fr;gap:16px;margin-bottom:20px;}
.analysis-card{background:#ffffff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;box-shadow:0 1px 6px rgba(15,23,42,0.05);}
.ac-title{font-size:13px;font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.ac-title .ico{font-size:15px;}
.filter-row{display:flex;flex-direction:column;gap:8px;margin-bottom:12px;}
.filter-label{font-size:11px;color:var(--text3);font-family:var(--mono);margin-bottom:2px;}
.filter-controls{display:flex;gap:6px;align-items:center;}
.f-select{flex:1;background:#ffffff;border:1px solid var(--border);border-radius:7px;padding:7px 10px;font-size:12px;color:var(--text);font-family:var(--font);outline:none;}
.f-select:focus{border-color:var(--accent);}
.f-input{flex:1;background:#ffffff;border:1px solid var(--border);border-radius:7px;padding:7px 10px;font-size:12px;color:var(--text);font-family:var(--mono);outline:none;}
.f-input:focus{border-color:var(--accent);}
.f-btn{padding:7px 12px;border-radius:7px;font-size:12px;font-weight:600;cursor:pointer;border:none;background:var(--accent);color:#fff;font-family:var(--font);transition:all 0.15s;white-space:nowrap;}
.f-btn:hover{background:var(--accent-light);}
.f-btn.secondary{background:var(--s3);color:var(--text2);}
.result-pill{display:inline-flex;align-items:center;gap:6px;background:#e8f0fb;border:1px solid #c3d4f0;border-radius:20px;padding:4px 12px;font-size:11px;color:var(--text2);margin:3px;cursor:pointer;transition:all 0.15s;}
.result-pill:hover{border-color:var(--red-light);color:var(--red-light);}
.result-pill .cnt{background:var(--accent);color:#fff;border-radius:10px;padding:1px 7px;font-size:10px;font-weight:700;font-family:var(--mono);}
.chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px;}
.chart-card{background:#ffffff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;box-shadow:0 1px 6px rgba(15,23,42,0.05);}
.chart-card.full{grid-column:1/-1;}
.cc-title{font-size:13px;font-weight:600;margin-bottom:4px;}
.cc-sub{font-size:11px;color:var(--text3);margin-bottom:14px;font-family:var(--mono);}
canvas{max-height:240px;}
.ai-panel{background:#ffffff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;box-shadow:0 1px 6px rgba(15,23,42,0.05);}
.ai-header-row{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.ai-pulse{width:8px;height:8px;border-radius:50%;background:var(--accent-light);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(59,130,246,0.4);}50%{box-shadow:0 0 0 6px rgba(59,130,246,0);}}
.ai-name{font-size:14px;font-weight:700;}
.ai-tag{font-size:10px;color:var(--text3);font-family:var(--mono);margin-left:auto;}
.ai-output{background:#f8fafc;border:1px solid var(--border);border-radius:8px;padding:16px;min-height:80px;font-size:13px;color:var(--text2);line-height:1.8;white-space:pre-wrap;font-family:var(--font);}
.ai-output.loading{color:var(--accent-light);font-family:var(--mono);font-size:12px;}
.ai-actions{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px;margin-bottom:16px;}
.stat-row{background:#f1f5f9;border:1px solid var(--border);border-radius:8px;padding:12px 14px;display:flex;justify-content:space-between;align-items:center;}
.stat-key{font-size:11px;color:var(--text3);font-family:var(--mono);}
.stat-val{font-size:13px;font-weight:600;font-family:var(--mono);color:var(--text);}
::-webkit-scrollbar{width:5px;height:5px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:#c8d3e3;border-radius:4px;}
::-webkit-scrollbar-thumb:hover{background:var(--border);}
.toast-container{position:fixed;bottom:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:8px;}
.toast{background:#ffffff;border:1px solid var(--border);border-radius:10px;padding:10px 16px;font-size:12px;color:var(--text);box-shadow:0 4px 20px rgba(15,23,42,0.12);animation:slideIn 0.2s ease;display:flex;align-items:center;gap:8px;}
@keyframes slideIn{from{transform:translateX(100%);opacity:0;}to{transform:translateX(0);opacity:1;}}
.toast.success{border-color:rgba(16,185,129,0.4);}
.toast.error{border-color:rgba(220,38,38,0.4);}
@media(max-width:900px){.shell{grid-template-columns:1fr;}.sidebar{display:none;}.chart-grid{grid-template-columns:1fr;}.analysis-grid{grid-template-columns:1fr;}}