:root{color-scheme:light;--bg: #f5f7f9;--surface: #ffffff;--surface-soft: #eef2f6;--text: #172026;--muted: #667085;--line: #d9e0e8;--primary: #2358d8;--primary-dark: #1946b6;--success: #0f8a63;--warning: #b35c00;--danger: #bf2f37;--radius: 8px;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:6px;padding:10px 12px;background:#fff;color:var(--text)}textarea{resize:vertical}label{display:grid;gap:6px;color:var(--muted);font-size:.88rem;font-weight:650}label input,label select,label textarea{color:var(--text);font-weight:500}table{width:100%;border-collapse:collapse;min-width:760px}th,td{border-bottom:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}th{color:var(--muted);font-size:.78rem;text-transform:uppercase}td small{display:block;color:var(--muted);margin-top:2px}code{display:block;max-width:320px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#f5f7f9,#e9f1ec,#eef2f8)}.login-panel{width:min(420px,100%);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 18px 50px #1720261a}.login-brand,.brand{display:flex;align-items:center;gap:12px}.login-brand{margin-bottom:22px}.login-brand h1{margin:0;font-size:1.45rem}.login-brand p,.page-title p{margin:4px 0 0;color:var(--muted)}.brand-mark{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:8px;background:var(--text);color:#fff;font-weight:800;letter-spacing:0}.app-shell{min-height:100vh;display:grid;grid-template-columns:260px minmax(0,1fr)}.sidebar{background:#fff;border-right:1px solid var(--line);padding:18px;position:sticky;top:0;height:100vh}.brand{padding:8px 6px 18px}.brand small,.topbar small{display:block;color:var(--muted);margin-top:2px}.nav-list{display:grid;gap:5px;margin-top:8px}.nav-list a{padding:10px 12px;border-radius:6px;color:#334155;font-weight:650}.nav-list a.active,.nav-list a:hover{background:var(--surface-soft);color:var(--primary-dark)}.main-area{min-width:0}.topbar{min-height:64px;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:14px 24px;background:#ffffffe0;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.content{width:min(1180px,100%);margin:0 auto;padding:28px 24px 46px}.page-stack{display:grid;gap:20px}.page-title,.section-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.page-title h1,.section-block h2,.panel-form h2{margin:0}.page-title h1{font-size:1.7rem}.btn{border:0;border-radius:6px;padding:10px 14px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;font-weight:750}.btn:disabled{cursor:not-allowed;opacity:.6}.btn.primary{background:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-dark)}.btn.ghost{background:var(--surface-soft);color:#253244}.btn.danger{background:var(--danger);color:#fff}.btn.small{min-height:32px;padding:7px 9px;font-size:.82rem}.btn.full{width:100%}.actions,.table-actions,.badge-row,.form-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.form-grid,.panel-form{display:grid;gap:14px}.panel-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;grid-template-columns:repeat(2,minmax(0,1fr))}.panel-form.single{grid-template-columns:1fr;align-content:start}.span-2{grid-column:span 2}.check-line{display:flex;flex-direction:row;align-items:center;gap:10px;color:var(--text)}.check-line input{width:auto}.filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.compact-metrics{grid-template-columns:repeat(4,minmax(120px,1fr))}.metric,.section-block,.training-card,.table-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.metric{padding:16px}.metric span{color:var(--muted);font-weight:700}.metric strong{display:block;margin-top:8px;font-size:2rem}.section-block{padding:18px}.section-block h2{font-size:1.1rem;margin-bottom:12px}.simple-list{display:grid;gap:8px}.list-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);border-radius:6px;background:#fff}.list-row small{display:block;color:var(--muted);margin-top:4px}.training-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.training-card{padding:16px;display:grid;gap:14px;align-content:space-between}.training-card h2{margin:0;font-size:1.05rem}.training-card p{margin:8px 0;color:#3b4654}.training-card small{color:var(--muted)}.card-meta{display:flex;gap:6px;flex-wrap:wrap;align-items:center}.card-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.card-actions .btn:only-child{grid-column:1 / -1}.card-meta>span:not(.badge){color:var(--muted);font-size:.86rem}.badge{display:inline-flex;align-items:center;min-height:26px;padding:4px 8px;border-radius:999px;font-size:.78rem;font-weight:800;background:var(--surface-soft);color:#394559}.badge-success{background:#e3f6ee;color:var(--success)}.badge-info{background:#e8efff;color:var(--primary-dark)}.badge-danger{background:#ffe8ea;color:var(--danger)}.video-panel{overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);background:#0f141a;aspect-ratio:16 / 9}.video-panel iframe{width:100%;height:100%;border:0}.detail-grid,.split-grid{display:grid;grid-template-columns:2fr 1fr;gap:16px}.definition-list{display:grid;gap:10px;margin:0}.definition-list div{display:grid;grid-template-columns:140px 1fr;gap:8px}.definition-list dt{color:var(--muted);font-weight:750}.definition-list dd{margin:0}.table-wrap{overflow-x:auto}.pagination{display:flex;justify-content:center;align-items:center;gap:12px}.tabs{display:inline-flex;width:fit-content;gap:4px;padding:4px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.tabs button{border:0;border-radius:6px;padding:9px 12px;background:transparent;color:var(--muted);cursor:pointer;font-weight:800}.tabs button.active{background:var(--primary);color:#fff}.guided-training{display:grid;gap:14px}.current-system{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px}.current-system label{max-width:360px}.module-layout{display:grid;grid-template-columns:310px minmax(0,1fr);gap:16px;align-items:start}.module-sidebar,.module-content{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.module-sidebar{padding:12px;position:sticky;top:84px}.module-accordion{display:grid;gap:8px}.module-group{border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff}.module-group.selected{border-color:#2358d88c}.module-toggle{width:100%;border:0;background:#fff;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px;cursor:pointer;text-align:left;color:var(--text)}.module-toggle span{font-weight:850}.module-toggle small{min-width:28px;min-height:24px;display:inline-grid;place-items:center;border-radius:999px;background:var(--surface-soft);color:var(--muted);font-weight:800}.module-training-list{display:grid;gap:2px;padding:0 8px 10px}.module-training-list button{border:0;border-radius:6px;background:transparent;padding:8px;text-align:left;color:#394559;cursor:pointer}.module-training-list button:hover{background:var(--surface-soft);color:var(--primary-dark)}.module-training-list span{padding:8px;color:var(--muted);font-size:.88rem}.mobile-module-select{display:none}.module-content{padding:18px;min-width:0}.module-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:16px}.module-heading span{display:block;color:var(--muted);font-weight:800;margin-bottom:4px}.module-heading h2{margin:0;font-size:1.3rem}.module-training-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.alert{border-radius:6px;padding:12px}.alert.error{background:#ffe8ea;color:var(--danger)}.alert.success{background:#e3f6ee;color:var(--success)}.alert input{margin-top:8px}.loading,.empty{padding:18px;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted);background:#ffffff8c}.empty.compact{padding:12px;margin-bottom:12px}.muted-link{display:inline-block;margin-top:16px;color:var(--muted);font-weight:700}@media(max-width:980px){.app-shell{grid-template-columns:1fr}.sidebar{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}.nav-list{display:flex;overflow-x:auto;padding-bottom:4px}.nav-list a{white-space:nowrap}.metric-grid,.training-grid,.filters,.detail-grid,.split-grid,.module-layout{grid-template-columns:repeat(2,minmax(0,1fr))}.module-layout{grid-template-columns:1fr}.module-sidebar{position:static}.mobile-module-select{display:block}.module-accordion{display:none}}@media(max-width:680px){.content{padding:20px 14px 34px}.topbar,.page-title,.section-header{align-items:stretch;flex-direction:column}.panel-form,.filters,.metric-grid,.training-grid,.detail-grid,.split-grid,.module-training-grid{grid-template-columns:1fr}.tabs{width:100%}.tabs button{flex:1}.span-2{grid-column:span 1}.definition-list div{grid-template-columns:1fr}}