.shingle .sg-auth-shell{background:linear-gradient(180deg, var(--paper) 0%, var(--paper-2) 100%);place-items:center;min-height:100vh;padding:48px 24px;display:grid}.shingle .sg-auth-card{border:1px solid var(--line);background:#fff;border-radius:22px;width:100%;max-width:440px;padding:40px 36px;box-shadow:0 20px 40px -20px #1519242e,0 4px 12px -6px #15192414}.shingle .sg-auth-brand{color:var(--ink);align-items:center;gap:12px;margin-bottom:28px;text-decoration:none;display:inline-flex}.shingle .sg-auth-card h1{font-family:var(--display);letter-spacing:-.025em;color:var(--ink);margin:0 0 6px;font-size:30px;font-weight:800}.shingle .sg-auth-card .lede{color:var(--grey);margin:0 0 28px;font-size:15px}.shingle .sg-field{flex-direction:column;gap:6px;margin-bottom:18px;display:flex}.shingle .sg-field label{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--grey);font-size:11px}.shingle .sg-field input{width:100%;font-family:var(--sans);color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:10px;outline:none;padding:12px 14px;font-size:15px;transition:border-color .15s,background .15s}.shingle .sg-field input:focus{border-color:var(--steel);background:#fff}.shingle .sg-field input:focus-visible{outline:2px solid var(--signal);outline-offset:2px}.shingle .sg-auth-submit{justify-content:center;width:100%;margin-top:8px}.shingle .sg-auth-meta{color:var(--grey);justify-content:space-between;align-items:center;margin-top:24px;font-size:13px;display:flex}.shingle .sg-auth-meta a{color:var(--steel);text-decoration:none}.shingle .sg-auth-meta a:hover{text-decoration:underline}.shingle .sg-auth-error{background:var(--signal-4);border:1px solid var(--signal-3);color:var(--signal-2);border-radius:10px;margin:0 0 18px;padding:12px 14px;font-size:14px}.shingle .sg-auth-success{background:var(--steel-4);border:1px solid var(--steel-3);color:var(--steel-2);border-radius:10px;margin:0 0 18px;padding:12px 14px;font-size:14px}.shingle .sg-auth-foot{text-align:center;font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--grey);margin-top:32px;font-size:10px}