:root{--bg-canvas:#e9f0f7;--bg-panel:#d3e0ee;--bg-panel-raised:#f4f7fb;--border-subtle:#4a7aa0;--text-primary:#1b2e40;--text-secondary:#3f5b78;--text-muted:#4d6478;--accent:#356088;--accent-strong:#2f5878;--accent-soft:#aacdec;--danger:#b02a19;--success:#146b34;--warning:#95400a;--focus:#2e6da3;--radius-md:10px;--radius-lg:16px;--shadow-panel:0 1px 2px rgba(27,46,64,0.06),0 8px 24px rgba(27,46,64,0.1)}*{box-sizing:border-box}body,html{padding:0;margin:0}body{background:var(--bg-canvas);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app-shell{display:flex;min-height:100vh}.app-sidebar{width:232px;flex-shrink:0;background:var(--bg-panel);border-right:1px solid var(--border-subtle);padding:24px 16px;display:flex;flex-direction:column;gap:24px}@media (max-width:900px){.app-shell{flex-direction:column}.app-sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border-subtle)}}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.05rem;letter-spacing:.02em;color:var(--text-primary)}.brand-mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent-strong));display:inline-block}.nav-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.nav-link{display:block;padding:10px 12px;border-radius:var(--radius-md);color:var(--text-secondary);font-size:.92rem;font-weight:500}.nav-link:hover{background:var(--bg-panel-raised);color:var(--text-primary)}.nav-link[data-active=true]{background:var(--accent-soft);color:var(--accent-strong)}.app-main{flex:1 1;padding:32px 40px;max-width:1200px}@media 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8px;border-radius:999px;font-size:.72rem;font-weight:600;background:var(--accent-soft);color:var(--accent-strong);text-transform:uppercase;letter-spacing:.04em}table.data-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;width:100%;border-collapse:collapse;font-size:.88rem}.data-table td,.data-table th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border-subtle)}.data-table th{color:var(--text-muted);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em}.form-stack{gap:14px;max-width:420px}.form-field,.form-stack{display:flex;flex-direction:column}.form-field{gap:6px}.form-field label{font-size:.82rem;color:var(--text-secondary)}.form-field input,.form-field select,.form-field textarea{background:var(--bg-panel-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:10px 12px;color:var(--text-primary);font-size:.92rem}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:2px solid var(--focus);outline-offset:1px}.button-primary{background:var(--accent);color:#ffffff;border:none;border-radius:var(--radius-md);padding:10px 16px;font-weight:600;font-size:.92rem;cursor:pointer}.button-primary:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.reference-panel{background:var(--bg-panel);border:1px solid var(--accent);border-radius:var(--radius-lg);padding:16px 20px;margin-bottom:16px}.reference-panel summary{cursor:pointer;font-weight:600;font-size:.95rem;color:var(--text-primary);list-style:none}.reference-panel summary::-webkit-details-marker{display:none}.reference-panel summary:before{content:"▾ ";color:var(--accent)}.reference-panel[open] summary{margin-bottom:12px}.reference-panel-body{max-height:60vh;overflow-y:auto}@media (min-width:701px){.reference-panel{position:-webkit-sticky;position:sticky;top:16px;z-index:1}}.button-primary:hover:not(:disabled){background:var(--accent-strong)}.button-primary:disabled{opacity:.6;cursor:not-allowed}.form-error{color:var(--danger);font-size:.85rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border-subtle);margin-bottom:24px}.tab-link{padding:10px 16px;font-size:.9rem;font-weight:600;color:var(--text-secondary);border-bottom:2px solid transparent}.tab-link:hover{color:var(--text-primary)}.tab-link[data-active=true]{color:var(--accent-strong);border-bottom-color:var(--accent-strong)}.status-dot{display:inline-block;width:8px;height:8px;border-radius:999px;flex-shrink:0;background:var(--text-muted)}.status-dot--in_progress{background:var(--accent)}.status-dot--not_started{background:var(--text-muted)}.status-dot--resubmitted,.status-dot--submitted,.status-dot--under_review{background:var(--warning)}.status-dot--returned{background:var(--danger)}.status-dot--completed{background:var(--success)}details>summary{list-style:none}details>summary::-webkit-details-marker{display:none}details>summary:before{content:"\25B8";display:inline-block;margin-right:8px;transition:transform .1s ease;color:var(--text-muted)}details[open]>summary:before{transform:rotate(90deg)}.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at top,var(--bg-panel-raised),var(--bg-canvas));padding:24px}.login-card{background:var(--bg-panel);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:32px;width:100%;max-width:380px;box-shadow:var(--shadow-panel)}