.auth-root{--input:var(--border-strong);--ring:var(--accent);background:var(--bg);color:var(--ink)}.auth-mono{font-family:IBM Plex Mono,ui-monospace,monospace}.auth-brand{background:var(--accent-soft)}.auth-headline{letter-spacing:-.046em;color:var(--ink);font-size:clamp(4.5rem,7.8vw,7rem);font-weight:600;line-height:.946}.auth-lead{color:var(--muted);max-width:460px;font-size:18px;line-height:29px}.auth-qualifier{color:var(--muted);font-size:13px;line-height:21px}.auth-receipt{background:var(--surface);border:1px solid var(--border);width:100%;max-width:400px;box-shadow:0 12px 32px color-mix(in srgb, var(--navy) 8%, transparent);border-radius:12px}.auth-receipt-rows{border-top:1px solid var(--border)}.auth-step{border-top:1px solid var(--border-strong)}.auth-title{letter-spacing:-.0375em;color:var(--ink);font-size:32px;font-weight:600;line-height:35px}.auth-subtitle{color:var(--muted);font-size:16px;line-height:26px}.auth-label{color:var(--ink);font-size:13px;font-weight:600;line-height:20px}.auth-error{color:var(--danger);font-size:13px;font-weight:500;line-height:21px}.auth-field{background:var(--surface);border:1px solid var(--border-strong);width:100%;min-height:48px;color:var(--ink);border-radius:12px;outline:none;padding:0 16px;font-size:15px;line-height:1.4;transition:border-color .15s,box-shadow .15s}textarea.auth-field{resize:vertical;min-height:88px;padding:12px 16px}select.auth-field{cursor:pointer}.auth-field::placeholder{color:var(--muted)}.auth-field:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent)}.auth-field[aria-invalid=true]{border-color:var(--danger)}.auth-field[aria-invalid=true]:focus{box-shadow:0 0 0 3px color-mix(in srgb, var(--danger) 16%, transparent)}.auth-field[readonly]{background:var(--recessed);border-color:var(--border);color:var(--muted);cursor:default}.auth-check{cursor:pointer;width:18px;height:18px;accent-color:var(--accent);border-radius:5px;flex-shrink:0}.auth-check[aria-invalid=true]{outline:1.5px solid var(--danger);outline-offset:1px}.auth-btn{cursor:pointer;border-radius:999px;justify-content:center;align-items:center;gap:8px;width:100%;padding:13px 20px;font-size:14px;font-weight:600;line-height:20px;transition:background .15s,border-color .15s,box-shadow .15s,opacity .15s;display:inline-flex}.auth-btn:disabled{opacity:.55;cursor:not-allowed}.auth-btn:focus-visible{box-shadow:0 0 0 3px color-mix(in srgb, var(--accent) 24%, transparent);outline:none}.auth-btn-primary{background:var(--accent);color:var(--on-accent);border:1px solid var(--accent-dark)}.auth-btn-primary:not(:disabled):hover{background:color-mix(in srgb, var(--accent) 86%, var(--ink))}.auth-btn-secondary{background:var(--surface);color:var(--ink);border:1px solid var(--border-strong)}.auth-btn-secondary:not(:disabled):hover{border-color:var(--ink)}.auth-link{color:var(--accent-dark);cursor:pointer;background:0 0;font-weight:600}.auth-link:hover{color:var(--accent)}.auth-quiet-link{color:var(--muted)}.auth-quiet-link:hover{color:var(--ink)}.auth-rule{background:var(--border);flex:1 1 0;height:1px}.auth-notice{color:var(--ink);border-radius:12px;align-items:flex-start;gap:12px;padding:14px 16px;display:flex}.auth-notice-info{background:var(--accent-soft)}.auth-notice-info .auth-notice-icon{color:var(--accent-dark)}.auth-notice-warn{background:var(--amber-soft)}.auth-notice-warn .auth-notice-icon{color:var(--amber)}.auth-notice-danger{background:var(--danger-soft)}.auth-notice-danger .auth-notice-icon{color:var(--danger)}.auth-state-icon{background:var(--accent-soft);width:48px;height:48px;color:var(--accent-dark);border-radius:999px;justify-content:center;align-items:center;display:flex}.auth-otp-slot{border:1px solid var(--border-strong);background:var(--surface);width:auto;height:56px;color:var(--ink);box-shadow:none;border-radius:12px;flex:1 1 0;font-family:IBM Plex Mono,ui-monospace,monospace;font-size:22px;font-weight:500}.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:12px}.auth-demo-user{border:1px solid var(--border);background:var(--surface)}.auth-demo-user:not(:disabled):hover{border-color:var(--accent);background:var(--accent-soft)}.auth-chip{letter-spacing:.12em;text-transform:uppercase;border-radius:999px;font-size:9px;font-weight:600}@media (prefers-reduced-motion:reduce){.auth-field,.auth-btn{transition:none}}