.captcha-widget{display:flex;flex-direction:column;gap:12px;max-width:300px;font-family:Segoe UI,Arial;position:relative}
.captcha-tabs{display:flex;gap:8px}
.captcha-tabs button{padding:8px 10px;border-radius:6px;border:1px solid #cbd5e1;background:#fff;cursor:pointer}
.captcha-tabs button.active{background:#2563eb;color:#fff;border-color:#2563eb}
.captcha-graphic{border-radius:8px;overflow:hidden;border:1px solid #e3e8ef}
.captcha-graphic svg{display:block;width:100%;height:auto}
.captcha-actions{display:flex;gap:8px;align-items:center}
.captcha-actions button{padding:8px 12px;border-radius:6px;border:1px solid #cbd5e1;background:#fff;cursor:pointer}
.captcha-actions button:hover{background:#f8fafc}
.captcha-actions .icon-btn{width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;padding:0}
.captcha-actions .icon-btn svg{display:block}
.captcha-actions .icon-btn:disabled{opacity:.6;cursor:default}
.captcha-actions .icon-btn.success{background:#16a34a;border-color:#16a34a;color:#fff}
.captcha-actions .icon-btn.success:hover{background:#22c55e;border-color:#22c55e}
.captcha-actions .icon-btn.success svg path{fill:#fff}
.captcha-actions .icon-btn svg path{fill:#475569}
.captcha-success{padding:10px;border:1px solid #22c55e;color:#166534;background:#dcfce7;border-radius:8px;text-align:center}
.captcha-status{font-size:14px}
.captcha-status.ok{color:#16a34a}
.captcha-status.fail{color:#dc2626}
.captcha-badge{position:absolute;right:0;bottom:0;font-size:11px;color:#94a3b8}
.captcha-badge a{color:#94a3b8;text-decoration:none}
.captcha-badge a:hover{text-decoration:underline}
/* global icon button */
.icon-btn{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border:1px solid #cbd5e1;border-radius:8px;background:#fff;cursor:pointer}
.icon-btn svg{display:block}
.icon-btn.success{background:#16a34a;border-color:#16a34a}
.icon-btn.success svg path{fill:#fff}
.icon-btn.danger{background:#dc2626;border-color:#dc2626}
.icon-btn.danger svg path{fill:#fff}
.icon-btn.primary{background:#2563eb;border-color:#2563eb}
.icon-btn.primary svg path{fill:#fff}
.site-logo{display:inline-flex;align-items:center}
.site-logo img{height:30px;width:auto;display:block}
.header-right{display:flex;gap:12px;align-items:center}
.mobile-btn{display:none}
.mobile-menu{position:fixed;right:12px;top:56px;background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:12px;display:none;flex-direction:column;gap:8px;z-index:2000;min-width:180px}
.mobile-menu.open{display:flex}
.mobile-menu .nav a{display:block;margin:0}
@media(max-width:768px){
  .mobile-btn{display:inline-flex}
  .header-right{display:none !important}
  .header-right.auth{display:flex !important}
  .site-logo img{height:24px}
  .footer > div:first-child{display:none}
  .footer{flex-direction:column;align-items:flex-start}
  .footer a{display:block;margin:4px 0}
}