* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
:root {
--primary: #6C5CE7;
--primary-dark: #5A4BD1;
--primary-light: #F0EEFF;
--bg: #F8F9FE;
--white: #FFFFFF;
--text-dark: #2D3436;
--text-gray: #636E72;
--shadow: 0 12px 40px rgba(108, 92, 231, 0.18);
--radius: 20px;
--transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
--font: 'Segoe UI', 'PingFang SC', Roboto, 'Helvetica Neue', sans-serif;
}
body {
font-family: var(--font);
background: var(--bg);
min-height: 100vh;
display: flex;
align-items: center;
justify-content: center;
padding: 20px;
background-image: radial-gradient(circle at 10% 30%, rgba(108, 92, 231, 0.05) 0%, transparent 60%),
radial-gradient(circle at 90% 70%, rgba(108, 92, 231, 0.05) 0%, transparent 60%);
}
.auth-container {
width: 100%;
max-width: 440px;
background: var(--white);
border-radius: var(--radius);
box-shadow: var(--shadow);
padding: 40px 32px 36px;
transition: var(--transition);
border: 1px solid rgba(108, 92, 231, 0.06);
}
.auth-container:hover {
box-shadow: 0 16px 48px rgba(108, 92, 231, 0.22);
}
.brand {
display: flex;
align-items: center;
justify-content: center;
gap: 8px;
margin-bottom: 28px;
text-decoration: none;
}
.brand i {
font-size: 2.2rem;
color: var(--primary);
}
.brand span {
font-size: 1.8rem;
font-weight: 700;
color: var(--text-dark);
letter-spacing: -0.5px;
}
.brand span strong {
color: var(--primary);
}
.tabs {
display: flex;
background: var(--primary-light);
border-radius: 40px;
padding: 4px;
margin-bottom: 28px;
}
.tabs button {
flex: 1;
border: none;
background: transparent;
padding: 10px 0;
border-radius: 40px;
font-weight: 600;
font-size: 0.95rem;
color: var(--text-gray);
cursor: pointer;
transition: var(--transition);
}
.tabs button.active {
background: var(--white);
color: var(--primary);
box-shadow: 0 4px 12px rgba(108, 92, 231, 0.15);
}
.tabs button:hover:not(.active) {
color: var(--text-dark);
}
.form-panel {
display: none;
animation: fadeUp 0.3s ease;
}
.form-panel.active {
display: block;
}
@keyframes fadeUp {
from { opacity: 0; transform: translateY(12px); }
to { opacity: 1; transform: translateY(0); }
}
.form-group {
margin-bottom: 18px;
}
.form-group label {
display: block;
font-weight: 500;
font-size: 0.85rem;
margin-bottom: 5px;
color: var(--text-dark);
}
.form-group .input-wrap {
position: relative;
}
.form-group .input-wrap i {
position: absolute;
left: 14px;
top: 50%;
transform: translateY(-50%);
color: var(--text-gray);
font-size: 1rem;
}
.form-group input {
width: 100%;
padding: 12px 16px 12px 44px;
border: 1.5px solid #E9ECF2;
border-radius: 12px;
font-size: 0.95rem;
transition: var(--transition);
background: var(--bg);
outline: none;
color: var(--text-dark);
font-family: var(--font);
}
.form-group input:focus {
border-color: var(--primary);
background: var(--white);
box-shadow: 0 0 0 4px rgba(108, 92, 231, 0.1);
}
.form-group .toggle-pw {
position: absolute;
right: 14px;
top: 50%;
transform: translateY(-50%);
background: none;
border: none;
color: var(--text-gray);
cursor: pointer;
font-size: 1rem;
padding: 4px;
}
.form-group .toggle-pw:hover {
color: var(--text-dark);
}
.form-options {
display: flex;
justify-content: space-between;
align-items: center;
margin: 6px 0 20px;
font-size: 0.85rem;
}
.form-options label {
display: flex;
align-items: center;
gap: 6px;
color: var(--text-gray);
cursor: pointer;
}
.form-options label input[type="checkbox"] {
accent-color: var(--primary);
width: 16px;
height: 16px;
cursor: pointer;
}
.form-options a {
color: var(--primary);
font-weight: 500;
transition: var(--transition);
}
.form-options a:hover {
color: var(--primary-dark);
text-decoration: underline;
}
.btn-submit {
width: 100%;
padding: 13px;
background: var(--primary);
color: var(--white);
border: none;
border-radius: 12px;
font-weight: 600;
font-size: 1rem;
cursor: pointer;
transition: var(--transition);
display: flex;
align-items: center;
justify-content: center;
gap: 8px;
}
.btn-submit:hover {
background: var(--primary-dark);
transform: translateY(-2px);
box-shadow: 0 8px 24px rgba(108, 92, 231, 0.35);
}
.btn-submit:active {
transform: translateY(0);
}
.social-login {
margin-top: 24px;
text-align: center;
}
.social-login p {
color: var(--text-gray);
font-size: 0.85rem;
margin-bottom: 14px;
position: relative;
}
.social-login p::before,
.social-login p::after {
content: '';
position: absolute;
top: 50%;
width: 30%;
height: 1px;
background: #E9ECF2;
}
.social-login p::before { left: 0; }
.social-login p::after { right: 0; }
.social-icons {
display: flex;
justify-content: center;
gap: 16px;
}
.social-icons a {
display: inline-flex;
align-items: center;
justify-content: center;
width: 44px;
height: 44px;
border-radius: 50%;
background: var(--bg);
color: var(--text-gray);
font-size: 1.3rem;
transition: var(--transition);
border: 1px solid transparent;
}
.social-icons a:hover {
background: var(--primary-light);
color: var(--primary);
border-color: var(--primary);
transform: translateY(-3px);
}
.footer-note {
text-align: center;
margin-top: 22px;
font-size: 0.85rem;
color: var(--text-gray);
}
.footer-note a {
color: var(--primary);
font-weight: 600;
transition: var(--transition);
}
.footer-note a:hover {
color: var(--primary-dark);
text-decoration: underline;
}
.back-home {
display: inline-block;
margin-top: 14px;
color: var(--text-gray);
font-size: 0.85rem;
transition: var(--transition);
}
.back-home i {
margin-right: 4px;
}
.back-home:hover {
color: var(--primary);
}
/* 注册额外字段 */
.reg-extra {
display: none;
}
.reg-extra.show {
display: block;
}
.checkbox-group {
display: flex;
align-items: flex-start;
gap: 10px;
margin: 10px 0 16px;
font-size: 0.85rem;
color: var(--text-gray);
}
.checkbox-group input {
margin-top: 3px;
accent-color: var(--primary);
width: 16px;
height: 16px;
flex-shrink: 0;
cursor: pointer;
}
.checkbox-group a {
color: var(--primary);
font-weight: 500;
}
.checkbox-group a:hover {
text-decoration: underline;
}
/* 响应式 */
@media (max-width: 480px) {
.auth-container {
padding: 28px 18px 24px;
}
.brand span {
font-size: 1.5rem;
}
.tabs button {
font-size: 0.85rem;
padding: 8px 0;
}
.form-group input {
padding: 10px 14px 10px 38px;
font-size: 0.9rem;
}
.social-icons a {
width: 38px;
height: 38px;
font-size: 1.1rem;
}
}