:root{--primary: #1a73e8;--primary-dark: #1557b0;--primary-soft: #e8f0fe;--up: #16a34a;--up-soft: #dcfce7;--down: #dc2626;--down-soft: #fee2e2;--flat: #6b7280;--flat-soft: #f3f4f6;--warn: #f59e0b;--warn-soft: #fef3c7;--bg: #f5f7fb;--card: #ffffff;--text: #1f2937;--muted: #6b7280;--border: #e5e7eb;--radius: 12px;--shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);font-family:Inter,Segoe UI,Roboto,system-ui,-apple-system,sans-serif;color:var(--text);background:var(--bg);font-size:14px;line-height:1.45}*{box-sizing:border-box}body{margin:0;background:var(--bg)}a{color:var(--primary);text-decoration:none}h1,h2,h3{margin:0;line-height:1.25}h1{font-size:20px}h2{font-size:16px}h3{font-size:14px}.center-screen{min-height:100vh;display:grid;place-items:center;color:var(--muted)}.app{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:#fff;border-right:1px solid var(--border);padding:14px 10px;position:sticky;top:0;height:100vh;overflow:auto}.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 16px;font-weight:700}.brand-logo{width:32px;height:32px;border-radius:8px;background:var(--primary);color:#fff;display:grid;place-items:center}.brand small{display:block;font-weight:400;color:var(--muted);font-size:12px}.nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;color:var(--text);margin-bottom:2px}.nav a:hover{background:var(--flat-soft)}.nav a.active{background:var(--primary-soft);color:var(--primary);font-weight:600}.main{min-width:0;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:20;background:#fffffff2;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;padding:8px 18px;padding-top:calc(8px + env(safe-area-inset-top,0px))}.topbar .grow{flex:1}.menu-btn{display:none}.content{padding:18px;max-width:1400px;width:100%;margin:0 auto}.page-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:14px}.drawer-backdrop{display:none}@media (max-width: 900px){.app{grid-template-columns:1fr}.sidebar{position:fixed;z-index:50;left:0;top:0;width:250px;transform:translate(-100%);transition:transform .2s;box-shadow:0 0 30px #0003}.sidebar.open{transform:translate(0)}.drawer-backdrop.open{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#0000004d;z-index:40}.menu-btn{display:inline-flex}.content{padding:12px}.topbar{padding-left:12px;padding-right:12px}.hide-mobile{display:none!important}}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;min-width:0}.card+.card{margin-top:14px}.card-title{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px;flex-wrap:wrap}.card-title h2{display:flex;align-items:center;gap:8px}.grid{display:grid;gap:14px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}@media (max-width: 1100px){.grid-4,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 700px){.grid-2,.grid-3{grid-template-columns:1fr}}@media (max-width: 420px){.grid-4{grid-template-columns:1fr 1fr}}.stack>*+*{margin-top:14px}.row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.row.between{justify-content:space-between}.muted{color:var(--muted)}.small{font-size:12px}.mono{font-variant-numeric:tabular-nums}.bold{font-weight:600}.up{color:var(--up)}.down{color:var(--down)}.flat{color:var(--flat)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--border);background:#fff;color:var(--text);padding:7px 12px;border-radius:8px;cursor:pointer;font:inherit;font-weight:500;white-space:nowrap}.btn:hover{background:var(--flat-soft)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-dark)}.btn.danger{color:var(--down);border-color:#fecaca}.btn.danger:hover{background:var(--down-soft)}.btn.ghost{border-color:transparent;background:transparent}.btn.sm{padding:4px 8px;font-size:12px}.btn.icon{padding:6px}input,select,textarea{font:inherit;color:var(--text);border:1px solid var(--border);border-radius:8px;padding:7px 9px;background:#fff;min-width:0}input:focus,select:focus,textarea:focus{outline:2px solid var(--primary-soft);border-color:var(--primary)}textarea{width:100%;min-height:64px;resize:vertical}.field{display:flex;flex-direction:column;gap:4px;min-width:0}.field label{font-size:12px;color:var(--muted);font-weight:500}.field input,.field select{width:100%}.form-grid{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}.warn-input{background:var(--warn-soft)!important;border-color:var(--warn)!important}.seg{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow-x:auto;max-width:100%;background:#fff}.seg button{white-space:nowrap}.row>.seg{min-width:0;flex-shrink:1}.page-head>.row,.page-head>div{max-width:100%;min-width:0}.page-head .row>.row{max-width:100%;min-width:0}.seg button{border:0;background:transparent;padding:6px 10px;cursor:pointer;font:inherit;color:var(--muted)}.seg button+button{border-left:1px solid var(--border)}.seg button.on{background:var(--primary);color:#fff}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;background:var(--flat-soft);color:var(--flat);white-space:nowrap}.badge.up{background:var(--up-soft);color:var(--up)}.badge.down{background:var(--down-soft);color:var(--down)}.badge.flat{background:var(--flat-soft);color:var(--flat)}.badge.blue{background:var(--primary-soft);color:var(--primary)}.badge.warn{background:var(--warn-soft);color:#92400e}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}th,td{padding:7px 8px;border-bottom:1px solid var(--border);text-align:left;white-space:nowrap}th{font-size:12px;color:var(--muted);font-weight:600;background:#fafbfc;position:sticky;top:0}td.num,th.num{text-align:right}tr:hover td{background:#fafcff}td.wrap{white-space:normal;min-width:200px}.stat{background:#fff;border:1px solid var(--border);border-radius:10px;padding:10px 12px;min-width:0}.stat .label{font-size:12px;color:var(--muted)}.stat .value{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}.stat .sub{font-size:12px;color:var(--muted)}.notice{display:flex;gap:8px;padding:10px 12px;border-radius:10px;background:var(--primary-soft);color:#174ea6}.notice.warn{background:var(--warn-soft);color:#92400e}.notice.err{background:var(--down-soft);color:#991b1b}.notenough{color:var(--warn);font-size:12px;font-weight:600}.empty{color:var(--muted);padding:18px;text-align:center}.toast{position:fixed;z-index:100;bottom:calc(18px + env(safe-area-inset-bottom,0px));left:50%;transform:translate(-50%);background:#111827;color:#fff;padding:10px 16px;border-radius:10px;box-shadow:0 8px 30px #00000040;max-width:calc(100vw - 32px)}.toast.err{background:#b91c1c}.dropzone{border:2px dashed #b6ccf5;background:#f6f9ff;border-radius:var(--radius);padding:20px;text-align:center;cursor:pointer;transition:all .15s}.dropzone.drag{background:var(--primary-soft);border-color:var(--primary)}.dropzone .big{font-size:16px;font-weight:600;color:var(--primary);display:flex;align-items:center;justify-content:center;gap:8px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:14px;overflow-x:auto}.tabs button{border:0;background:transparent;padding:9px 12px;cursor:pointer;font:inherit;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap}.tabs button.on{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.chart-box{width:100%;height:460px;position:relative}@media (max-width: 700px){.chart-box{height:340px}}.heatmap{display:grid;gap:2px;font-size:11px}.heatmap .cell{padding:4px 2px;text-align:center;border-radius:3px;font-variant-numeric:tabular-nums}.calendar{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px}.calendar .day{border-radius:8px;padding:6px;min-height:58px;font-size:12px;cursor:pointer;border:1px solid var(--border);background:#fff}.calendar .day.up{background:var(--up-soft);border-color:#bbf7d0}.calendar .day.down{background:var(--down-soft);border-color:#fecaca}.calendar .day.flat{background:var(--flat-soft)}.calendar .day.empty-day{background:transparent;border:0;cursor:default}.calendar .head{text-align:center;font-size:12px;color:var(--muted);font-weight:600}.scenario{border:1px solid var(--border);border-radius:10px;padding:12px}.scenario.up{border-left:4px solid var(--up)}.scenario.down{border-left:4px solid var(--down)}.scenario.flat{border-left:4px solid var(--flat)}.chat{display:flex;flex-direction:column;gap:8px}.chat .msg{padding:10px 12px;border-radius:10px;white-space:pre-wrap;max-width:92%}.chat .msg.user{background:var(--primary-soft);align-self:flex-end}.chat .msg.assistant{background:var(--flat-soft);align-self:flex-start}.thumb{width:100%;max-height:280px;object-fit:contain;border-radius:8px;border:1px solid var(--border);background:#fff}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:16px;background:linear-gradient(160deg,#e8f0fe,#f5f7fb 60%)}.login-card{width:100%;max-width:380px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;z-index:60;display:grid;place-items:center;padding:16px}.modal{background:#fff;border-radius:var(--radius);padding:16px;width:100%;max-width:640px;max-height:90vh;overflow:auto}.ai-grid{grid-template-columns:minmax(0,340px) minmax(0,1fr)}.ai-grid>*{min-width:0}@media (max-width: 900px){.ai-grid{grid-template-columns:minmax(0,1fr)}}.legend-dot{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:4px;vertical-align:middle}