:root{--df1-dark:#202124;--df1-yellow:#ffc300;--bg:#f4f5f6;--surface:#fff;--border:#e2e4e7;--text:#202124;--text-muted:#5b6066;--error:#b5202e;--font-sans:"Roboto", system-ui, -apple-system, "Segoe UI", sans-serif}*{box-sizing:border-box}body{min-height:100vh;font-family:var(--font-sans);color:var(--text);background:var(--bg);margin:0}.portal-shell{max-width:640px;margin:0 auto;padding:2rem 1.25rem}.portal-header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.portal-header h1{margin:0;font-size:1.1rem}.portal-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:1.5rem}.portal-card h2{margin-top:0;font-size:1.2rem}.portal-lead{color:var(--text-muted);margin-top:0;font-size:.92rem}.portal-form label{margin:1rem 0 .35rem;font-size:.85rem;font-weight:600;display:block}.portal-form input[type=email],.portal-form input[type=text],.portal-form textarea{border:1px solid var(--border);width:100%;color:var(--text);background:#fff;border-radius:8px;padding:10px 11px;font-family:inherit;font-size:.95rem}.portal-form textarea{resize:vertical;min-height:100px}.portal-btn{background:var(--df1-dark);color:#fff;cursor:pointer;border:none;border-radius:8px;margin-top:1.25rem;padding:10px 18px;font-size:.95rem;font-weight:600}.portal-btn:disabled{cursor:not-allowed;background:#c9ccd1}.portal-btn-link{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:0;font-size:.85rem;text-decoration:underline}.portal-error{color:var(--error);margin-top:.75rem;font-size:.88rem}.portal-ticket-list{margin:0;padding:0;list-style:none}.portal-ticket-list li{border-bottom:1px solid var(--border);padding:.9rem 0}.portal-ticket-list li:last-child{border-bottom:none}.portal-ticket-list a{color:var(--text);font-weight:600;text-decoration:none}.portal-ticket-meta{color:var(--text-muted);margin-top:.2rem;font-size:.8rem}.portal-badge{background:var(--border);color:var(--text-muted);border-radius:999px;padding:2px 8px;font-size:.75rem;display:inline-block}.portal-message{border:1px solid var(--border);border-radius:8px;margin-bottom:.75rem;padding:.75rem .9rem}.portal-message-mine{border-color:var(--df1-yellow);background:#fffceb}.portal-message-meta{color:var(--text-muted);margin-bottom:.3rem;font-size:.78rem}.portal-message-body{white-space:pre-wrap;font-size:.92rem}