/* 认证页面样式 - 惠多多 */

.auth-page {
    background: linear-gradient(135deg, #ff6b6b 0%, #ffa500 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 1000px;
    width: 100%;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    min-height: 600px;
}

.auth-card {
    padding: 60px 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.auth-header {
    text-align: center;
    margin-bottom: 40px;
}

.auth-header .logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 28px;
    font-weight: 700;
    color: #ff6b6b;
    text-decoration: none;
    margin-bottom: 30px;
}

.auth-header .logo i {
    font-size: 32px;
    color: #ffa500;
}

.auth-header h1 {
    font-size: 32px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 10px;
}

.auth-header p {
    color: #7f8c8d;
    font-size: 16px;
}

.auth-form {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #2c3e50;
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group i {
    position: absolute;
    left: 15px;
    color: #7f8c8d;
    z-index: 2;
}

.input-group input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: #f8f9fa;
}

.input-group input:focus {
    outline: none;
    border-color: #ff6b6b;
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.1);
    background: white;
}

.password-toggle {
    position: absolute;
    right: 15px;
    background: none;
    border: none;
    color: #7f8c8d;
    cursor: pointer;
    padding: 5px;
    z-index: 2;
}

.password-toggle:hover {
    color: #ff6b6b;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: #7f8c8d;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #e9ecef;
    border-radius: 4px;
    margin-right: 10px;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #ff6b6b;
    border-color: #ff6b6b;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.forgot-link {
    color: #ff6b6b;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.forgot-link:hover {
    color: #ff5252;
}

.btn-full {
    width: 100%;
    padding: 15px;
    font-size: 16px;
    font-weight: 600;
}

.auth-divider {
    text-align: center;
    margin: 30px 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e9ecef;
}

.auth-divider span {
    background: white;
    padding: 0 20px;
    color: #7f8c8d;
    font-size: 14px;
}

.social-login {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.btn-social {
    flex: 1;
    padding: 12px;
    border: 2px solid #e9ecef;
    background: white;
    color: #7f8c8d;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-social:hover {
    border-color: #ff6b6b;
    color: #ff6b6b;
    transform: translateY(-2px);
}

.btn-wechat:hover {
    border-color: #1aad19;
    color: #1aad19;
}

.btn-qq:hover {
    border-color: #12b7f5;
    color: #12b7f5;
}

.auth-footer {
    text-align: center;
}

.auth-footer p {
    color: #7f8c8d;
    font-size: 14px;
}

.auth-footer a {
    color: #ff6b6b;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.auth-footer a:hover {
    color: #ff5252;
}

.auth-sidebar {
    background: linear-gradient(135deg, #ff6b6b 0%, #ffa500 100%);
    color: white;
    padding: 60px 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-content {
    text-align: center;
}

.sidebar-content h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
}

.sidebar-content p {
    font-size: 16px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.features {
    list-style: none;
    text-align: left;
}

.features li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 14px;
}

.features li i {
    margin-right: 12px;
    width: 20px;
    text-align: center;
}

/* 警告框样式 */
.alert {
    padding: 15px 20px;
    border-radius: 10px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.alert-error {
    background: #fee;
    color: #c33;
    border: 1px solid #fcc;
}

.alert-success {
    background: #efe;
    color: #363;
    border: 1px solid #cfc;
}

.alert i {
    font-size: 16px;
}

/* 表单验证错误样式 */
.form-group.error .input-group input {
    border-color: #e74c3c;
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.field-error {
    color: #e74c3c;
    font-size: 12px;
    margin-top: 5px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.field-error::before {
    content: '⚠';
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .auth-container {
        grid-template-columns: 1fr;
        margin: 10px;
        border-radius: 15px;
    }
    
    .auth-card {
        padding: 40px 30px;
    }
    
    .auth-sidebar {
        display: none;
    }
    
    .auth-header h1 {
        font-size: 24px;
    }
    
    .social-login {
        flex-direction: column;
    }
    
    .form-options {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .auth-page {
        padding: 10px;
    }
    
    .auth-card {
        padding: 30px 20px;
    }
    
    .input-group input {
        padding: 12px 12px 12px 40px;
        font-size: 14px;
    }
    
    .btn-full {
        padding: 12px;
        font-size: 14px;
    }
}

/* 动画效果 */
.auth-card {
    animation: slideInLeft 0.6s ease-out;
}

.auth-sidebar {
    animation: slideInRight 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 加载状态 */
.btn.loading {
    position: relative;
    color: transparent;
}

.btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}