.auth-shell{background:var(--color-page);flex-direction:column;align-items:center;min-height:100vh;padding:64px 24px 48px;display:flex}.auth-mark{color:var(--color-bone);margin-bottom:56px}.auth-card{background:var(--color-ink);border:1px solid var(--color-hairline);border-radius:var(--radius-sm);width:100%;max-width:420px;padding:32px 32px 28px}.auth-eyebrow{font-family:var(--font-ibm-plex-mono), ui-monospace, monospace;font-size:var(--text-label-xs);letter-spacing:var(--tracking-mono-wide);text-transform:uppercase;color:var(--color-iron);margin:0 0 8px}.auth-h{font-size:var(--text-display-sm);color:var(--color-bone);letter-spacing:var(--tracking-display);margin:0 0 16px;font-weight:700;line-height:1.2}.auth-body{color:var(--color-bone-dim);font-size:var(--text-ui-2xs);margin:0 0 24px;line-height:1.55}.auth-form{flex-direction:column;gap:12px;display:flex}.auth-label{font-family:var(--font-ibm-plex-mono), ui-monospace, monospace;font-size:var(--text-label-xs);letter-spacing:var(--tracking-eyebrow);text-transform:uppercase;color:var(--color-bone-dim)}.auth-submit{background:var(--color-iron);color:var(--color-on-iron);border-radius:var(--radius-sm);font-weight:700;font-size:var(--text-ui-2xs);letter-spacing:.01em;cursor:pointer;border:none;margin-top:8px;padding:12px 18px;transition:background .12s}.auth-submit:hover{background:var(--color-iron-dim)}.auth-submit:active{transform:translateY(1px)}.auth-error{background:var(--tint-rust);color:var(--color-bone-dim);font-size:var(--text-ui-2xs);border-left:3px solid #c26b4d;margin:12px 0 0;padding:10px 12px;line-height:1.5}.auth-meta{font-size:var(--text-ui-xs);color:var(--color-bone-dim);margin:20px 0 0}.auth-meta code{font-size:var(--text-ui-xs);background:var(--color-page);border-radius:var(--radius-sm);border:1px solid var(--color-hairline);padding:2px 5px}.auth-foot{font-family:var(--font-ibm-plex-mono), ui-monospace, monospace;font-size:var(--text-label-xs);letter-spacing:var(--tracking-mono-loose);text-transform:uppercase;color:var(--color-bone-dim);margin-top:32px}