* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: linear-gradient(144.37deg, rgba(255, 183, 197, 1), rgba(181, 234, 215, 1) 100%);
    color: #333333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 400px;
}

/* 装饰元素 */
.decoration {
    position: absolute;
    z-index: 0;
}

.circle {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #FF9ECB 0%, #FFC6E1 100%);
    border-radius: 50%;
    top: 50px;
    right: 20px;
    opacity: 0.8;
}

.square {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #A5DEE5 0%, #D0F0F4 100%);
    border-radius: 15px;
    bottom: 50px;
    left: 20px;
    opacity: 0.8;
    transform: rotate(15deg);
}

/* 注册表单 */
.register-card {
    border-radius: 16px;
    padding: 30px 25px;
    position: relative;
    z-index: 1;
}

.register-header {
    text-align: center;
    margin-bottom: 25px;
}

.register-title {
    font-size: 24px;
    font-weight: 600;
    color: #5A3376;
    margin-bottom: 10px;
}

.register-subtitle {
    font-size: 16px;
    color: #7C5A8F;
}

/* 表单组 - 上下布局 */
.form-group {
    margin-bottom: 10px;
}

.form-label {
    display: block;
    color: #5A3376;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    border: 1px solid #E0E0E0;
    border-radius: 8px;
    padding: 12px 15px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-input:focus {
    border-color: #A5DEE5;
    outline: none;
}

.weui-btn-area {
    margin: 25px 0 0 0;
    padding: 0;
}

.weui-btn_register {
    background: linear-gradient(144.37deg, rgba(255, 183, 197, 1), rgba(181, 234, 215, 1) 100%);
    border: none;
    border-radius: 30px;
    height: 50px;
    line-height: 34px;
    font-size: 18px;
    color: white;
}

.weui-btn_register:active {
    background: linear-gradient(144.37deg, rgba(255, 183, 197, 1), rgba(181, 234, 215, 1) 100%);
}

.login-link {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    color: #7C5A8F;
}

.login-link a {
    color: #5A3376;
    text-decoration: none;
    font-weight: 500;
}

.sms-code {
    display: flex;
    gap: 10px;
}

.sms-code-input {
    flex: 1;
}

.sms-code-btn {
    width: 155px;
    min-width: 140px;
}