/* ============================================
   足球预测分析平台 - 认证页面样式
   版本：1.0
   最后更新：2026-03-07
   ============================================ */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 1000px;
    width: 100%;
    background-color: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.auth-box {
    padding: var(--spacing-xl);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.auth-title {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-group input {
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.1);
}

.form-group input::placeholder {
    color: var(--text-secondary);
}

.form-group input.error {
    border-color: var(--danger);
}

.error-message {
    color: var(--danger);
    font-size: 0.875rem;
    min-height: 1.25rem;
}

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

.password-input-wrapper input {
    width: 100%;
    padding-right: 3rem;
}

.password-toggle {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    font-size: 1.25rem;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.password-toggle:hover {
    opacity: 1;
}

.password-strength {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.strength-bar {
    flex: 1;
    height: 4px;
    background-color: #eee;
    border-radius: 2px;
    overflow: hidden;
}

.strength-bar::after {
    content: '';
    display: block;
    height: 100%;
    width: 0;
    background-color: var(--danger);
    transition: all var(--transition-fast);
}

.strength-bar.weak::after {
    width: 33%;
    background-color: var(--danger);
}

.strength-bar.medium::after {
    width: 66%;
    background-color: var(--warning);
}

.strength-bar.strong::after {
    width: 100%;
    background-color: var(--success);
}

.strength-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.95rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    color: var(--text-primary);
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.forgot-link {
    color: var(--primary-color);
    font-weight: 500;
}

.forgot-link:hover {
    text-decoration: underline;
}

.auth-divider {
    position: relative;
    text-align: center;
    margin: var(--spacing-md) 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: #eee;
}

.auth-divider span {
    position: relative;
    background-color: white;
    padding: 0 var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.social-login {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-social {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: var(--radius-md);
    background-color: white;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-social:hover {
    background-color: var(--bg-secondary);
    border-color: var(--text-secondary);
}

.btn-wechat:hover {
    background-color: #07c160;
    border-color: #07c160;
    color: white;
}

.btn-weibo:hover {
    background-color: #e6162d;
    border-color: #e6162d;
    color: white;
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.auth-footer p {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.auth-link {
    color: var(--primary-color);
    font-weight: 600;
}

.auth-link:hover {
    text-decoration: underline;
}

.auth-back a {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.auth-back a:hover {
    color: var(--primary-color);
}

/* 认证页面右侧 */
.auth-side {
    background: linear-gradient(135deg, rgba(46, 204, 113, 0.9), rgba(39, 174, 96, 0.9)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></svg>');
    background-size: cover;
    padding: var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.auth-side-content {
    max-width: 400px;
}

.auth-side h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.auth-benefits {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.auth-benefits li {
    padding: var(--spacing-xs) 0;
    font-size: 1.125rem;
    opacity: 0.95;
}

.auth-steps {
    list-style: none;
    counter-reset: step-counter;
    margin-bottom: var(--spacing-lg);
}

.auth-steps li {
    position: relative;
    padding: var(--spacing-sm) 0 var(--spacing-sm) 2.5rem;
    font-size: 1rem;
    opacity: 0.9;
}

.auth-steps li::before {
    counter-increment: step-counter;
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 2rem;
    height: 2rem;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.auth-tip {
    background-color: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid rgba(255, 255, 255, 0.5);
}

.auth-tip strong {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 1rem;
}

.auth-tip p {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* 消息提示 */
.auth-message {
    text-align: center;
    padding: var(--spacing-lg) 0;
}

.message-icon {
    font-size: 5rem;
    margin-bottom: var(--spacing-md);
}

.auth-message h3 {
    font-size: 1.75rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.auth-message p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.message-hint {
    font-size: 0.95rem;
    opacity: 0.8;
}

.resend-container {
    margin-top: var(--spacing-lg);
}

.resend-container p {
    margin-bottom: var(--spacing-sm);
}

.countdown {
    display: inline-block;
    margin-left: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    .auth-page {
        padding: var(--spacing-md) 0;
        align-items: flex-start;
    }
    
    .auth-container {
        grid-template-columns: 1fr;
        margin: var(--spacing-md);
    }
    
    .auth-box {
        padding: var(--spacing-lg);
    }
    
    .auth-side {
        display: none;
    }
    
    .auth-title {
        font-size: 1.75rem;
    }
    
    .social-login {
        flex-direction: column;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
}

@media screen and (max-width: 480px) {
    .auth-box {
        padding: var(--spacing-md);
    }
    
    .auth-title {
        font-size: 1.5rem;
    }
    
    .auth-subtitle {
        font-size: 0.95rem;
    }
    
    .form-group input {
        padding: 0.625rem 0.875rem;
        font-size: 0.95rem;
    }
    
    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.95rem;
    }
}