:root{--bg:#f6f8fb;--card:#fff;--line:#e6eaf0;--text:#111827;--muted:#64748b;--blue:#2563eb;--blue-soft:#eaf2ff;--green:#10b981;--green-soft:#e9fbf4;--red:#ef4444;--red-soft:#fff0f2;--purple:#7c3aed;--purple-soft:#f1eaff;--shadow:0 10px 30px rgba(15,23,42,.06);--radius:16px}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{width:280px;background:#fff;border-right:1px solid var(--line);padding:22px 16px;display:flex;flex-direction:column;gap:20px;position:fixed;inset:0 auto 0 0;z-index:3}.brand{display:flex;align-items:center;gap:12px}.brand-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,#2775ff,#63a2ff);color:#fff;font-weight:800}.brand strong{display:block;font-size:16px}.brand small{display:block;color:var(--muted);font-size:12px}.nav{display:flex;flex-direction:column;gap:7px}.nav a{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:12px;color:#334155;font-weight:600;font-size:14px}.nav a.active,.nav a:hover{background:var(--blue-soft);color:var(--blue)}.help-box{margin-top:auto;background:#f8fafc;border:1px solid var(--line);border-radius:14px;padding:16px}.help-box p,.copyright,.muted{color:var(--muted);font-size:13px}.help-box a{color:var(--blue);font-weight:700;font-size:13px}.copyright{padding:4px 8px}.main{margin-left:280px;flex:1}.topbar{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:20px;padding:0 28px;position:sticky;top:0;z-index:2}.hamburger{border:0;background:#f8fafc;border-radius:10px;padding:9px;cursor:pointer}.search{height:42px;max-width:650px;flex:1;display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:12px;padding:0 14px;background:#fff}.search input{border:0;outline:0;flex:1;font-size:14px}.search kbd{background:#f8fafc;border:1px solid var(--line);border-radius:6px;padding:3px 6px;color:var(--muted);font-size:12px}.top-actions{margin-left:auto;display:flex;align-items:center;gap:14px}.notification{position:relative}.notification em{position:absolute;top:-10px;right:-8px;background:#ef4444;color:#fff;border-radius:999px;font-style:normal;font-size:10px;padding:2px 5px}.avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#dbeafe;color:#1d4ed8;font-weight:800}.user-info strong{display:block;font-size:14px}.user-info small{display:block;color:var(--muted);font-size:12px}.logout{color:var(--muted);font-size:13px}.page{padding:28px}.page.narrow{max-width:980px}.page-title{margin-bottom:22px}.page-title.row{display:flex;justify-content:space-between;gap:20px;align-items:center}.page-title h1{margin:0 0 4px;font-size:30px;letter-spacing:-.04em}.page-title p{margin:0;color:var(--muted)}.cards-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:18px}.metric-card,.card{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius)}.metric-card{padding:22px;display:flex;align-items:center;gap:18px}.metric-icon{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;font-size:24px}.metric-card.blue .metric-icon{background:var(--blue-soft);color:var(--blue)}.metric-card.red .metric-icon{background:var(--red-soft);color:var(--red)}.metric-card.green .metric-icon{background:var(--green-soft);color:var(--green)}.metric-card.purple .metric-icon{background:var(--purple-soft);color:var(--purple)}.metric-card span{display:block;color:var(--muted);font-size:13px}.metric-card strong{display:block;font-size:26px;margin:2px 0}.metric-card small{color:var(--green);font-weight:700}.dashboard-grid{display:grid;grid-template-columns:1fr 430px;gap:18px}.bottom-grid{display:grid;grid-template-columns:1fr 540px;gap:18px;margin-top:18px}.card{padding:18px}.card-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}.card h2{margin:0;font-size:18px}.btn{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 14px;font-weight:700;color:#334155;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.small{padding:7px 10px;font-size:12px}.btn.danger{color:#ef4444}.btn.block{display:flex;width:100%;margin-top:14px}.actions{display:flex;gap:10px}.table-responsive{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;border-bottom:1px solid var(--line);padding:13px 12px;font-size:14px;vertical-align:middle}th{color:var(--muted);font-weight:700;font-size:12px;background:#fbfdff}tr.selected{background:#edf6ff;border-left:3px solid var(--blue)}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800}.badge.success{background:#dcfce7;color:#15803d}.badge.danger{background:#ffe4e6;color:#be123c}.badge.neutral{background:#f1f5f9;color:#64748b}.dot{display:inline-block;width:7px;height:7px;border-radius:999px;background:#10b981;margin-right:5px}.details-card dl{display:grid;grid-template-columns:130px 1fr;gap:14px 18px}.details-card dt{color:var(--muted);font-size:13px}.details-card dd{margin:0;font-size:14px}.details-card small{display:block;color:var(--muted);margin-top:3px}.activity-list{display:flex;flex-direction:column;gap:4px}.activity{display:flex;gap:12px;align-items:flex-start;padding:12px 2px;border-bottom:1px solid var(--line)}.activity:last-child{border-bottom:0}.activity-icon{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue)}.activity p{margin:3px 0 0;color:var(--muted);font-size:13px}.mini-stats{display:grid;grid-template-columns:1fr 1fr;gap:14px}.mini-stats>div{border:1px solid var(--line);border-radius:14px;padding:16px}.mini-stats span{color:var(--muted);font-size:13px}.mini-stats strong{display:block;font-size:24px;margin-top:4px}.sparkline{height:46px;margin-top:14px;background:linear-gradient(135deg,transparent 0 15%,rgba(37,99,235,.16) 15% 20%,transparent 20% 32%,rgba(37,99,235,.16) 32% 38%,transparent 38% 55%,rgba(37,99,235,.16) 55% 65%,transparent 65% 100%);border-bottom:2px solid #2563eb;border-radius:8px}.green-line{border-color:#10b981;background:linear-gradient(135deg,transparent 0 18%,rgba(16,185,129,.18) 18% 24%,transparent 24% 40%,rgba(16,185,129,.18) 40% 48%,transparent 48%)}.flash{margin:18px 28px 0;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:#eff6ff;color:#1d4ed8;font-weight:700}.flash.error{background:#fff1f2;color:#be123c}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:700}.field:has(textarea){grid-column:span 2}.field span{color:#334155}.field input,.field textarea,.field select,.inline-search input{border:1px solid var(--line);border-radius:10px;padding:11px 12px;font:inherit;background:#fff;outline:0}.field textarea{min-height:110px;resize:vertical}.field input[type="checkbox"]{width:22px;height:22px}.field em{font-style:normal;color:var(--muted);font-weight:500}.form-actions{grid-column:span 2;display:flex;justify-content:flex-end;gap:10px}.inline-search{display:flex;gap:10px;margin-bottom:14px}.inline-search input{min-width:280px}.table-actions{display:flex;gap:8px}.table-actions form{display:inline}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#eef6ff,#f8fafc)}.login-card{width:min(420px,calc(100% - 30px));background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;padding:28px;display:flex;flex-direction:column;gap:16px}.login-card label{display:flex;flex-direction:column;gap:7px;font-weight:700}.login-card input{border:1px solid var(--line);border-radius:10px;padding:12px}.login-brand{margin-bottom:8px}@media (max-width:1150px){.cards-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid,.bottom-grid{grid-template-columns:1fr}}@media (max-width:760px){.sidebar{transform:translateX(-100%)}.main{margin-left:0}.topbar{padding:0 14px}.user-info,.logout,.search kbd{display:none}.page{padding:18px}.cards-grid,.form-grid,.mini-stats{grid-template-columns:1fr}.form-actions,.field:has(textarea){grid-column:auto}.page-title.row{align-items:flex-start;flex-direction:column}.actions{flex-wrap:wrap}}.sidebar-collapsed .sidebar{transform:translateX(-100%)}.sidebar-collapsed .main{margin-left:0}