:root{--brand-primary:#1677ff;--brand-primary-hover:#4096ff;--brand-primary-active:#0958d9;--text:rgba(0,0,0,0.88);--text-muted:rgba(0,0,0,0.45);--border:#d9d9d9;--surface:#ffffff;--bg:#f5f5f5;--danger:#ff4d4f;--danger-hover:#ff7875;--danger-bg:#fff2f0;--danger-border:#ffccc7;--success:#389e0d;--success-bg:#f6ffed;--success-border:#b7eb8f;--processing-bg:#e6f4ff;--processing-border:#91caff;--warning:#d48806;--warning-bg:#fffbe6;--warning-border:#ffe58f;--space-base:24px;--space-sm:16px;--space-xs:8px;--radius:8px;--radius-lg:12px;--max-content-width:960px;--focus-ring:0 0 0 2px var(--surface),0 0 0 4px var(--brand-primary)}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;line-height:1.5715;color:var(--text);background:var(--bg)}a{color:var(--brand-primary)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:none;box-shadow:var(--focus-ring)}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);padding:0 var(--space-base);min-height:56px;background:var(--surface);border-bottom:1px solid var(--border)}.app-header__brand{font-size:1rem;font-weight:600;text-decoration:none;color:var(--text)}.app-header__brand:hover{color:var(--brand-primary)}.app-main{flex:1 1;max-width:var(--max-content-width);width:100%;margin:0 auto;padding:var(--space-base)}.page{display:flex;flex-direction:column;gap:var(--space-base)}.page-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);flex-wrap:wrap}.page-title{margin:0;font-size:1.5rem;font-weight:600;line-height:1.35}.page-header__actions{display:flex;align-items:center;gap:var(--space-xs);flex-shrink:0}.page-section{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-base)}.page-actions{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);flex-wrap:wrap}.page-actions__left,.page-actions__right{display:flex;align-items:center;gap:var(--space-xs);flex-wrap:wrap}.page-actions__right{margin-left:auto}.back-link{display:inline-flex;align-items:center;gap:4px;font-size:.875rem;color:var(--text-muted);text-decoration:none}.back-link:hover{color:var(--brand-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:6px 16px;border-radius:var(--radius);border:1px solid transparent;font-size:.9375rem;font-weight:400;line-height:1.5;cursor:pointer;text-decoration:none;transition:background .2s,border-color .2s,color .2s}.btn:disabled{opacity:.55;cursor:not-allowed}.btn--primary{background:var(--brand-primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--brand-primary-hover)}.btn--primary:active:not(:disabled){background:var(--brand-primary-active)}.btn--secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.btn--secondary:hover:not(:disabled){border-color:var(--brand-primary);color:var(--brand-primary)}.btn--danger{background:var(--surface);border-color:var(--danger);color:var(--danger)}.btn--danger:hover:not(:disabled){background:var(--danger-bg)}.btn--text{background:transparent;color:var(--text-muted);min-height:auto;padding:4px 8px}.btn--text:hover:not(:disabled){color:var(--text)}.btn--block{width:100%}.status-tag{display:inline-block;padding:0 7px;font-size:12px;line-height:20px;border-radius:4px;border:1px solid transparent;white-space:nowrap}.status-tag--default{color:var(--text);background:#fafafa;border-color:var(--border)}.status-tag--processing{color:var(--brand-primary);background:var(--processing-bg);border-color:var(--processing-border)}.status-tag--success{color:var(--success);background:var(--success-bg);border-color:var(--success-border)}.status-tag--warning{color:var(--warning);background:var(--warning-bg);border-color:var(--warning-border)}.dynamic-form{display:flex;flex-direction:column;gap:var(--space-sm)}.field{display:block;margin-bottom:0}.field__label{display:block;margin-bottom:6px;font-weight:500}.field__input{width:100%;min-height:40px;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:1rem;color:var(--text);background:var(--surface);transition:border-color .2s}.field__input:hover:not(:disabled){border-color:var(--brand-primary-hover)}.field__input:focus{border-color:var(--brand-primary)}.field__input:disabled{background:#fafafa;color:var(--text-muted);cursor:not-allowed}.field__input[aria-invalid=true]{border-color:var(--danger)}.process-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-xs)}.process-list__item{background:var(--surface);border:1px solid var(--border);border-left-width:3px;border-radius:var(--radius);transition:border-color .2s,box-shadow .2s}.process-list__item--processing{border-left-color:var(--brand-primary)}.process-list__item--success{border-left-color:var(--success)}.process-list__item--default{border-left-color:var(--border)}.process-list__item:hover{border-color:var(--brand-primary-hover);box-shadow:0 1px 4px rgba(0,0,0,.06)}.process-list__link{text-decoration:none;color:inherit;display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);padding:12px var(--space-sm)}.process-list__title{font-weight:500}.process-list__meta{display:flex;align-items:center;gap:var(--space-xs);flex-shrink:0}.empty-state{text-align:center;padding:48px var(--space-base);background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius-lg)}.empty-state__title{margin:0 0 var(--space-xs);font-size:1.125rem}.empty-state__desc{margin:0 0 var(--space-base);color:var(--text-muted)}.empty-state__action{display:flex;justify-content:center}.node-actions{display:contents}.alert{padding:12px var(--space-sm);border-radius:var(--radius)}.alert--error{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger-border)}.loading-text,.text-muted{color:var(--text-muted)}.loading-text{margin:0}.signin-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--space-base);background:var(--bg)}.signin-card{width:100%;max-width:400px;padding:var(--space-base);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:0 2px 8px rgba(0,0,0,.06)}.signin-card .page-title{margin-bottom:var(--space-xs)}.signin-card__lead{margin:0 0 var(--space-base);color:var(--text-muted)}.signin-card form{display:flex;flex-direction:column;gap:var(--space-sm)}.page-section form .page-actions{margin-top:var(--space-base)}@media (max-width:639px){.app-header{padding:0 var(--space-sm)}.app-main{padding:var(--space-sm)}.page-header{flex-direction:column;align-items:stretch}.page-header__actions,.page-header__actions .btn{width:100%}.page-actions{flex-direction:column-reverse;align-items:stretch}.page-actions__left,.page-actions__right{width:100%;margin-left:0;flex-direction:column}.page-actions__left .btn,.page-actions__right .btn{width:100%}.process-list__link{flex-direction:column;align-items:flex-start}}