:root{--bg:#f4f6f8;--panel:#fff;--ink:#17212b;--muted:#667481;--line:#dfe5ea;--accent:#0f5f57;--accent2:#0b4842;--soft:#e9f3f1;--warn:#9a6500;--danger:#a13b36;--shadow:0 8px 25px rgba(24,36,48,.06)}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}button,input,select{font:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.sidebar{background:#13222a;color:#e9f0f2;padding:22px 16px;position:sticky;top:0;height:100vh;overflow:auto}.brand{display:flex;gap:12px;align-items:center;padding:0 8px 22px}.brand-mark{width:42px;height:42px;border-radius:10px;background:#dcebe8;color:#0f5f57;display:grid;place-items:center;font-weight:900}.brand strong{display:block;font-size:18px}.brand span{display:block;color:#9fb0b8;font-size:11px;margin-top:2px}.nav-label{font-size:10px;letter-spacing:.12em;color:#728891;margin:20px 10px 7px}.nav{width:100%;border:0;background:transparent;color:#c6d1d6;text-align:left;padding:9px 11px;border-radius:7px;cursor:pointer;margin:2px 0}.nav:hover,.nav.active{background:#203740;color:#fff}.nav.active{box-shadow:inset 3px 0 #8fc8bd}.sidebar-footer{position:absolute;bottom:18px;left:24px;color:#70858e;font-size:11px}.main{min-width:0}.topbar{height:92px;padding:20px 30px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.topbar h1{font-size:23px;margin:0 0 3px}.topbar p{margin:0;color:var(--muted);font-size:13px}.user-chip{border:1px solid var(--line);border-radius:999px;padding:8px 12px;font-size:12px}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#38a169;margin-right:6px}.view{display:none;padding:26px 30px}.active-view{display:block}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-bottom:18px}.metric{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:10px;padding:18px}.metric span,.metric small{display:block;color:var(--muted)}.metric span{font-size:12px;font-weight:600}.metric strong{display:block;font-size:25px;margin:9px 0}.metric small{font-size:11px}.panel{background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:20px;margin-bottom:18px}.panel-head{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:17px}.panel-head h2{font-size:16px;margin:0 0 4px}.panel-head p{font-size:12px;color:var(--muted);margin:0}.workflow{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.workflow span{padding:10px 13px;background:var(--soft);color:var(--accent2);font-size:12px;border-radius:7px;font-weight:600}.workflow b{color:#96a2aa}.stepper{display:flex;gap:3px;overflow:auto;margin-bottom:16px}.step{white-space:nowrap;background:#e9edf0;color:#6d7a84;padding:8px 11px;border-radius:6px;font-size:11px}.step.active{background:var(--soft);color:var(--accent2);font-weight:700}.estimate-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(360px,.7fr);gap:18px;align-items:start}.result-panel{position:sticky;top:110px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.span-2{grid-column:span 2}label{font-size:11px;font-weight:650;color:#52606b}input,select{margin-top:6px;width:100%;padding:10px 11px;border:1px solid #cfd8de;border-radius:7px;background:#fff;color:#1d2932;outline:none}input:focus,select:focus{border-color:#69a99e;box-shadow:0 0 0 3px rgba(15,95,87,.08)}h3{font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin:23px 0 11px;color:#64737e}.checkbox{display:flex;align-items:center;gap:8px;padding-top:21px}.checkbox input{width:auto;margin:0}.operation-list{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.op{display:flex;gap:8px;align-items:center;border:1px solid var(--line);padding:9px;border-radius:7px;font-size:11px}.op input{width:auto;margin:0}.actions{display:flex;gap:8px;margin-top:21px}.primary,.secondary{border:0;border-radius:7px;padding:10px 14px;cursor:pointer;font-weight:700;font-size:12px}.primary{background:var(--accent);color:white}.primary:hover{background:var(--accent2)}.secondary{border:1px solid var(--line);background:#fff;color:#34444f}.primary:disabled,.secondary:disabled{opacity:.45;cursor:not-allowed}.status{font-size:10px;font-weight:800;padding:5px 8px;border-radius:999px}.draft{background:#fff4d5;color:#7f5c0a}.empty-state{color:var(--muted);font-size:12px;padding:28px 8px;text-align:center}.cost-row{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid #edf0f2;font-size:12px}.cost-row.total{font-size:14px;font-weight:800;border-top:2px solid #cbd5db;border-bottom:0;margin-top:7px;padding-top:12px}.sell-card{background:#eef7f5;border:1px solid #c9e1dc;border-radius:9px;padding:14px;margin-top:15px}.sell-card span{font-size:11px;color:#47716a}.sell-card strong{font-size:25px;display:block;margin:5px 0;color:#0b514a}.sell-card small{color:#58746f}.detail-box{margin-top:15px;border-top:1px solid var(--line);padding-top:14px}.detail-box h4{font-size:11px;text-transform:uppercase;letter-spacing:.08em;margin:0 0 8px}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;font-size:11px;color:#5b6871}.detail-grid strong{color:#1f2b34}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:12px}th{text-align:left;color:#65737d;font-size:10px;text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid var(--line);padding:9px}td{padding:10px 9px;border-bottom:1px solid #edf0f2}td.num{text-align:right;font-variant-numeric:tabular-nums}.badge{font-size:10px;padding:4px 7px;border-radius:999px;background:#edf1f3;color:#596873}.notice{background:#f7f4e8;border:1px solid #e6dbb5;padding:15px;border-radius:8px;color:#6c5a23;font-size:12px}.settings-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.settings-grid div{border:1px solid var(--line);border-radius:8px;padding:14px}.settings-grid strong,.settings-grid span{display:block}.settings-grid strong{font-size:11px;color:#5f6c75}.settings-grid span{font-size:13px;margin-top:5px}.toast{position:fixed;bottom:22px;right:22px;background:#172b33;color:#fff;padding:11px 14px;border-radius:7px;font-size:12px;opacity:0;transform:translateY(8px);transition:.2s;pointer-events:none}.toast.show{opacity:1;transform:translateY(0)}
@media(max-width:1050px){.app-shell{grid-template-columns:210px 1fr}.cards{grid-template-columns:repeat(2,1fr)}.estimate-grid{grid-template-columns:1fr}.result-panel{position:static}}@media(max-width:760px){.app-shell{display:block}.sidebar{position:static;height:auto}.sidebar-footer{display:none}.main{width:100%}.topbar{padding:15px 16px}.view{padding:16px}.cards{grid-template-columns:1fr}.form-grid,.operation-list,.settings-grid{grid-template-columns:1fr}.span-2{grid-column:auto}}