:root{--font:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--nav-bg:#fff;--nav-border:#00000014;--nav-icon:#94a3b8;--nav-icon-active:#6366f1;--nav-active-bg:#eef2ff;--gradient-bg:linear-gradient(135deg, #eef2ff 0%, #e8e0f0 40%, #dbeafe 100%);--glass-bg:#ffffffb3;--glass-bg-strong:#ffffffd9;--glass-border:#0000000f;--glass-blur:blur(12px);--surface-bg:#fff;--surface-hover:#f1f3f9;--surface-border:#00000014;--text-primary:#1e293b;--text-secondary:#475569;--text-muted:#64748b;--text-dim:#94a3b8;--text-on-accent:#fff;--accent:#6366f1;--accent-hover:#4f46e5;--accent-light:#6366f114;--accent-light-2:#6366f11f;--accent-text:#4f46e5;--accent-gradient:linear-gradient(135deg, #6366f1, #8b5cf6);--success:#10b981;--success-light:#ecfdf5;--error:#ef4444;--error-light:#fef2f2;--warning:#f59e0b;--warning-light:#fffbeb;--info:#3b82f6;--info-light:#eff6ff;--code-bg:#1e293b;--code-text:#a5f3fc;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px -1px #00000012, 0 2px 4px -2px 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svg{width:16px;height:16px;stroke:var(--text-dim);fill:none;stroke-width:2px}.form-hint{color:var(--text-muted);font-size:12px}.form-error{color:var(--error);align-items:center;gap:4px;font-size:12px;display:flex}.form-error svg{width:12px;height:12px;stroke:var(--error);fill:none;stroke-width:2px;flex-shrink:0}.form-row{justify-content:space-between;align-items:center;display:flex}.checkbox-label{color:var(--text-secondary);cursor:pointer;align-items:center;gap:8px;font-size:13px;display:flex}.checkbox-label input[type=checkbox]{border:1.5px solid var(--glass-border);appearance:none;cursor:pointer;width:16px;height:16px;transition:all var(--transition);background:#ffffffe6;border-radius:4px;flex-shrink:0;position:relative}.checkbox-label input[type=checkbox]:hover{border-color:var(--accent)}.checkbox-label input[type=checkbox]:checked{background:var(--accent);border-color:var(--accent)}.checkbox-label input[type=checkbox]:checked:after{content:"";border:1.5px solid #fff;border-width:0 1.5px 1.5px 0;width:5px;height:8px;position:absolute;top:1.5px;left:4.5px;transform:rotate(45deg)}.form-link{color:var(--accent-text);transition:color var(--transition);margin-left:4px;font-size:13px;font-weight:500;text-decoration:none}.form-link:hover{color:var(--accent)}.btn-submit{border-radius:var(--radius-md);background:var(--accent-gradient);width:100%;color:var(--text-on-accent);font-size:14px;font-weight:500;font-family:var(--font);cursor:pointer;transition:all var(--transition);box-shadow:var(--shadow-accent);border:none;margin-top:4px;padding:12px 20px}.btn-submit:hover:not(:disabled){transform:scale(1.02);box-shadow:0 4px 12px #6366f166}.btn-submit:active:not(:disabled){transform:scale(.98)}.btn-submit:disabled{opacity:.6;cursor:not-allowed}.auth-footer{text-align:center;color:var(--text-muted);margin-top:20px;font-size:13px}.auth-footer a{color:var(--accent-text);transition:color var(--transition);font-weight:500;text-decoration:none}.auth-footer a:hover{color:var(--accent)}.auth-alert{border-radius:var(--radius-md);align-items:center;gap:8px;margin-bottom:16px;padding:10px 14px;font-size:13px;display:flex}.auth-alert svg{stroke-width:2px;fill:none;flex-shrink:0;width:16px;height:16px}.auth-alert.alert-error{background:var(--error-light);color:var(--error);border:1px solid #ef44441f}.auth-alert.alert-error svg{stroke:var(--error)}.auth-alert.alert-success{background:var(--success-light);color:var(--success);border:1px solid #10b9811f}.auth-alert.alert-success svg{stroke:var(--success)}@media (width<=480px){.auth-card{margin:0;padding:28px 24px}.auth-page{padding:40px 16px 24px}}