.portal-login-page{min-height:100vh;margin:0;background:#fff;font-family:var(--font-sans, "PingFang SC", "Microsoft YaHei", sans-serif);color:#1f2937}.portal-login-split{display:flex;align-items:stretch;min-height:100vh;box-sizing:border-box;padding:32px;gap:32px;background:#fff}.portal-login-visual{position:relative;flex:0 0 54%;overflow:hidden;border-radius:32px;background:#f7fbff}.portal-login-cg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block;object-fit:cover}.portal-login-visual:after{content:"";position:absolute;z-index:1;left:0;right:0;bottom:0;height:42%;background:linear-gradient(to top,#ffffffc7,#fff0);pointer-events:none}.portal-login-caption{position:absolute;z-index:2;left:36px;right:36px;bottom:36px;margin:0;color:#1a1a1a;font-size:2rem;font-weight:700;line-height:1.3;text-shadow:0 1px 12px rgba(255,255,255,.75)}.portal-login-brand{position:absolute;z-index:2;top:28px;left:28px;display:flex;align-items:center;gap:10px;padding:0;background:none;box-shadow:none}.portal-login-brand img{width:56px;height:56px;object-fit:contain}.portal-login-brand strong{display:block;color:#1a1a1a;font-size:1.55rem;font-weight:700;line-height:1.2;text-shadow:0 1px 10px rgba(255,255,255,.85)}.portal-login-main{flex:1;display:flex;align-items:center;justify-content:center;min-width:0;padding:24px 8px;background:#fff;box-sizing:border-box}.portal-login-card{width:min(400px,100%);padding:0;background:transparent}.portal-welcome{margin:0 0 8px;font-size:1.85rem;font-weight:700;line-height:1.3;color:#111827}.portal-auth-tabs{display:flex;width:100%;gap:4px;margin:0 0 22px;padding:4px;border-radius:999px;background:#f3f4f6;box-sizing:border-box}.portal-auth-tabs button{flex:1;border:none;background:transparent;padding:10px 0;border-radius:999px;font-size:.95rem;font-weight:600;font-family:inherit;color:#6b7280;cursor:pointer}.portal-auth-tabs button.is-active{background:#fff;color:#111827;box-shadow:0 1px 4px #0f172a14}.portal-method{display:flex;width:100%;gap:4px;margin:0 0 18px;padding:4px;border-radius:999px;background:#f3f4f6;box-sizing:border-box}.portal-method button{flex:1;border:none;background:transparent;padding:10px 0;border-radius:999px;font-size:.95rem;font-family:inherit;color:#6b7280;cursor:pointer}.portal-method button.is-active{background:#fff;color:#111827;font-weight:600;box-shadow:0 1px 4px #0f172a14}.portal-login-sub{margin:0 0 28px;font-size:.9rem;color:#6b7280}.portal-field{position:relative;display:flex;flex-direction:column;gap:8px;margin-bottom:18px}.portal-field[hidden],form[hidden],.portal-link[hidden]{display:none!important}.portal-label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.portal-label em{color:#ef4444;font-style:normal}.portal-field input[type=text],.portal-field input[type=password],.portal-field input[type=tel]{width:100%;box-sizing:border-box;padding:14px 18px;font-size:.95rem;font-family:inherit;border:none;border-radius:999px;background:#f3f4f6;outline:none;transition:border-color .2s,box-shadow .2s}.portal-field input:focus{border-color:#1677ff;box-shadow:0 0 0 3px #1677ff26}.portal-field input.is-invalid{border-color:#ef4444}.portal-field-error{font-size:.8125rem;color:#ef4444}.portal-login-row{display:flex;align-items:center;margin:-4px 0 16px}.portal-remember{display:inline-flex;align-items:center;gap:8px;font-size:.875rem;color:#374151;cursor:pointer;-webkit-user-select:none;user-select:none}.portal-remember input{width:16px;height:16px;accent-color:#1677ff}.portal-link{border:none;background:none;padding:0;font-size:.875rem;color:#1677ff;cursor:pointer;font-family:inherit}.portal-link:hover{text-decoration:underline}.portal-forgot{display:block;width:100%;margin-top:16px;text-align:center;color:#6b7280}.portal-form-error{margin:0 0 14px;padding:10px 12px;font-size:.875rem;color:#b91c1c;background:#fef2f2;border-radius:8px}.portal-form-success{margin:0 0 14px;padding:10px 12px;font-size:.875rem;color:#166534;background:#f0fdf4;border-radius:8px}.portal-back{display:block;width:100%;margin-top:12px;text-align:center}.portal-submit{width:100%;padding:14px 16px;border:none;border-radius:999px;background:#1677ff;color:#fff;font-size:1rem;font-weight:600;font-family:inherit;cursor:pointer;transition:background .2s}.portal-submit:hover:not(:disabled){background:#0958d9}.portal-submit:disabled{opacity:.65;cursor:not-allowed}.portal-code-row{display:flex;gap:8px}.portal-code-row input{flex:1;min-width:0}.portal-code-btn{flex:none;padding:0 12px;border:1px solid #1677ff;border-radius:999px;background:#fff;color:#1677ff;font-size:.875rem;font-family:inherit;cursor:pointer;white-space:nowrap}.portal-code-btn:disabled{opacity:.6;cursor:not-allowed}@media(max-width:900px){.portal-login-split{flex-direction:column;padding:0;gap:0}.portal-login-visual{flex:none;height:220px;min-height:0;border-radius:0}.portal-login-caption{left:16px;right:16px;bottom:14px;font-size:1.05rem}.portal-login-brand{top:16px;left:16px;padding:0}.portal-login-brand img{width:44px;height:44px}.portal-login-brand strong{font-size:1.2rem;color:#1a1a1a;text-shadow:0 1px 8px rgba(255,255,255,.85)}.portal-login-main{min-height:0;padding:28px 20px 48px}}