:root{--color-bg:#f5f6f8;--color-surface:#fff;--color-surface-muted:#f0f1f4;--color-border:#e2e4e9;--color-text:#1d2129;--color-text-secondary:#5c6370;--color-text-muted:#8a909c;--color-primary:#3a5bff;--color-primary-hover:#2c4ae6;--color-primary-soft:#eaeeff;--color-success:#1f9d55;--color-success-soft:#e6f6ec;--color-warning:#c27c0e;--color-warning-soft:#fdf3e1;--color-danger:#d93a3a;--color-danger-soft:#fdeaea;--color-overlay:#0f12198c;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--shadow-card:0 1px 2px #1018280f;--shadow-pop:0 12px 40px #1018282e;--z-header:10;--z-modal:100;color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;font-size:14px;line-height:1.5}*{box-sizing:border-box}body{background:var(--color-bg);margin:0}h1,h2,h3{margin:0;font-weight:600}h1{font-size:20px}h2{font-size:16px}h3{font-size:14px}a{color:var(--color-primary)}input,textarea,select{font:inherit;color:inherit;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);outline:none;width:100%;padding:8px 10px;transition:border-color .15s ease-out}input:focus,textarea:focus,select:focus{border-color:var(--color-primary)}input[type=checkbox],input[type=radio]{width:auto}textarea{resize:vertical;min-height:80px}.btn{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);font:inherit;cursor:pointer;white-space:nowrap;justify-content:center;align-items:center;gap:6px;padding:7px 14px;transition:all .15s ease-out;display:inline-flex}.btn:hover:not(:disabled){border-color:var(--color-primary);color:var(--color-primary)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);color:#fff}.btn-danger:hover:not(:disabled){border-color:var(--color-danger);color:var(--color-danger)}.btn-sm{padding:4px 10px;font-size:13px}.btn-link{color:var(--color-primary);background:0 0;border:none;padding:0}.app-shell{flex-direction:column;min-height:100vh;display:flex}.app-header{z-index:var(--z-header);background:var(--color-surface);border-bottom:1px solid var(--color-border);align-items:center;gap:24px;height:56px;padding:0 24px;display:flex;position:sticky;top:0}.app-brand{font-size:15px;font-weight:700}.app-nav{gap:4px;display:flex}.app-nav a{border-radius:var(--radius-sm);color:var(--color-text-secondary);padding:6px 12px;text-decoration:none}.app-nav a.active{background:var(--color-primary-soft);color:var(--color-primary);font-weight:600}.app-header-right{color:var(--color-text-secondary);align-items:center;gap:16px;margin-left:auto;font-size:13px;display:flex}.app-main{flex:1;width:100%;max-width:1280px;margin:0 auto;padding:24px}.page-head{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:16px;display:flex}.page-head .spacer{flex:1}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-card);padding:16px}.stack{flex-direction:column;gap:12px;display:flex}.row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;display:grid}.field{flex-direction:column;gap:6px;display:flex}.field>label,.field-label{font-size:13px;font-weight:600}.hint{color:var(--color-text-muted);font-size:12px}.muted{color:var(--color-text-secondary)}.error-text{color:var(--color-danger)}.split{grid-template-columns:260px 1fr;align-items:start;gap:16px;display:grid}@media (width<=860px){.split{grid-template-columns:1fr}.app-header{flex-wrap:wrap;gap:8px;height:auto;padding:8px 16px}.app-main{padding:16px}}.list{flex-direction:column;gap:2px;display:flex}.list-item{border-radius:var(--radius-sm);cursor:pointer;text-align:left;font:inherit;color:inherit;background:0 0;border:none;align-items:center;gap:8px;width:100%;padding:8px 10px;display:flex}.list-item:hover{background:var(--color-surface-muted)}.list-item.active{background:var(--color-primary-soft);color:var(--color-primary)}.tag{background:var(--color-surface-muted);color:var(--color-text-secondary);border-radius:999px;align-items:center;padding:1px 8px;font-size:12px;display:inline-flex}.tag-primary{background:var(--color-primary-soft);color:var(--color-primary)}.tag-success{background:var(--color-success-soft);color:var(--color-success)}.tag-warning{background:var(--color-warning-soft);color:var(--color-warning)}.tag-danger{background:var(--color-danger-soft);color:var(--color-danger)}.tabs{flex-wrap:wrap;gap:6px;display:flex}.tabs button{border:1px solid var(--color-border);background:var(--color-surface);cursor:pointer;font:inherit;color:var(--color-text-secondary);border-radius:999px;padding:5px 12px}.tabs button.active{border-color:var(--color-primary);background:var(--color-primary-soft);color:var(--color-primary)}.progress{background:var(--color-surface-muted);border-radius:999px;height:8px;position:relative;overflow:hidden}.progress-bar{background:var(--color-primary);transition:width .3s ease-out;position:absolute;inset:0 auto 0 0}.progress-bar.failed{background:var(--color-danger)}.progress-mini{width:120px}.thumb{aspect-ratio:9/16;border-radius:var(--radius-sm);background:var(--color-surface-muted);border:1px solid var(--color-border);position:relative;overflow:hidden}.thumb img{object-fit:cover;width:100%;height:100%;display:block}.thumb-square{aspect-ratio:1}.thumb-square img{object-fit:contain}.thumb-badge{position:absolute;top:6px;left:6px}.thumb-placeholder{color:var(--color-text-muted);text-align:center;justify-content:center;align-items:center;padding:8px;font-size:12px;display:flex;position:absolute;inset:0}.thumb-row{grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:8px;display:grid}.clickable{cursor:pointer}.clickable:hover{outline:2px solid var(--color-primary)}.modal-mask{z-index:var(--z-modal);background:var(--color-overlay);justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal{background:var(--color-surface);border-radius:var(--radius-lg);width:100%;max-width:560px;max-height:calc(100vh - 32px);box-shadow:var(--shadow-pop);padding:20px;overflow:auto}.modal-wide{max-width:1100px}.modal-head{align-items:center;margin-bottom:16px;display:flex}.modal-head .btn-link{margin-left:auto;font-size:13px}.preview-layout{grid-template-columns:minmax(0,420px) 1fr;gap:20px;display:grid}@media (width<=860px){.preview-layout{grid-template-columns:1fr}}.preview-image{border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface-muted);width:100%;display:block}.center-screen{justify-content:center;align-items:center;min-height:100vh;padding:16px;display:flex}.login-card{width:100%;max-width:360px}.empty{text-align:center;color:var(--color-text-muted);padding:40px 16px}.banner{border-radius:var(--radius-sm);background:var(--color-warning-soft);color:var(--color-warning);padding:10px 14px;font-size:13px}.banner-danger{background:var(--color-danger-soft);color:var(--color-danger)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.role-card{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface-muted);padding:12px}.table{border-collapse:collapse;width:100%}.table th,.table td{border-bottom:1px solid var(--color-border);text-align:left;vertical-align:middle;padding:6px 8px}.table th{color:var(--color-text-secondary);font-size:12px;font-weight:600}.brief-card{border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:12px}.brief-card.warn{border-color:var(--color-warning);background:var(--color-warning-soft)}.brief-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:12px;display:grid}.caption-box{white-space:pre-wrap;background:var(--color-surface-muted);border-radius:var(--radius-sm);padding:8px 10px;font-size:13px}.thumb-warn{outline:2px solid var(--color-warning)}.grow{flex:1}