:root{--siu-bg:#0b0f17;--siu-surface:#11161f;--siu-surface-2:#161c27;--siu-line:#94a3b829;--siu-line-strong:#94a3b84d;--siu-ink:#e2e8f0;--siu-ink-muted:#94a3b8;--siu-danger:#ef4444;--siu-danger-soft:#ef44441a;--siu-good:#22c55e;--siu-radius:8px;--siu-radius-sm:6px;--siu-font:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif}.siu-shell{width:100%;max-width:380px;font-family:var(--siu-font);color:var(--siu-ink);margin:0 auto}.siu-card{background:var(--siu-surface);border:1px solid var(--siu-line);border-radius:var(--siu-radius);flex-direction:column;gap:16px;padding:24px;display:flex}.siu-brand{flex-direction:column;align-items:center;gap:8px;margin-bottom:8px;display:flex}.siu-brand-logo{align-items:center;gap:10px;display:flex}.siu-brand-name{letter-spacing:-.01em;font-size:16px;font-weight:700}.siu-brand-tagline{color:var(--siu-ink-muted);text-align:center;font-size:12px}.siu-title{letter-spacing:-.01em;margin:0;font-size:18px;font-weight:700}.siu-subtitle{color:var(--siu-ink-muted);margin:0;font-size:13px;line-height:1.5}.siu-field{flex-direction:column;gap:6px;display:flex}.siu-label{letter-spacing:.04em;text-transform:uppercase;color:var(--siu-ink-muted);font-size:11px;font-weight:600}.siu-input{box-sizing:border-box;border-radius:var(--siu-radius-sm);border:1px solid var(--siu-line-strong);background:var(--siu-surface-2);width:100%;color:var(--siu-ink);padding:9px 12px;font-family:inherit;font-size:13px}.siu-input:focus{border-color:var(--siu-accent,#6366f1);box-shadow:0 0 0 3px var(--siu-accent-soft,#6366f12e);outline:none}.siu-input:disabled{opacity:.6;cursor:not-allowed}.siu-hint{color:var(--siu-ink-muted);font-size:11.5px}.siu-field-error{color:var(--siu-danger);font-size:11.5px}.siu-button{border-radius:var(--siu-radius-sm);border:1px solid var(--siu-line-strong);background:var(--siu-surface);color:var(--siu-ink);cursor:pointer;justify-content:center;align-items:center;gap:8px;padding:10px 14px;font-family:inherit;font-size:13px;font-weight:600;transition:background .12s,border-color .12s;display:inline-flex}.siu-button:hover:not(:disabled){background:var(--siu-surface-2)}.siu-button:disabled{opacity:.5;cursor:not-allowed}.siu-button-primary{background:var(--siu-accent,#6366f1);border-color:var(--siu-accent,#6366f1);color:#fff}.siu-button-primary:hover:not(:disabled){filter:brightness(1.08);background:var(--siu-accent,#6366f1)}.siu-button-block{width:100%}.siu-error-banner{border-radius:var(--siu-radius-sm);background:var(--siu-danger-soft);color:var(--siu-danger);border:1px solid #ef444440;padding:9px 12px;font-size:12.5px}.siu-divider{color:var(--siu-ink-muted);letter-spacing:.05em;text-transform:uppercase;align-items:center;gap:10px;margin:4px 0;font-size:11px;display:flex}.siu-divider:before,.siu-divider:after{content:"";background:var(--siu-line);flex:1;height:1px}.siu-link{color:var(--siu-accent,#6366f1);cursor:pointer;background:0 0;border:none;padding:0;font-family:inherit;font-size:12.5px;font-weight:500;text-decoration:none}.siu-link:hover{text-decoration:underline}.siu-meta-row{justify-content:space-between;align-items:center;font-size:12px;display:flex}.siu-success{border-radius:var(--siu-radius-sm);color:var(--siu-good);background:#22c55e1a;border:1px solid #22c55e4d;padding:12px 14px;font-size:13px;line-height:1.5}