/**
 * 登录页面样式
 */

/* 登录主体 */
.login-main {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a1628 0%, #1a2a4a 50%, #0d1f3c 100%);
    padding: 20px;
}

.login-container {
    display: flex;
    max-width: 1000px;
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 登录卡片 */
.login-card {
    flex: 1;
    padding: 48px;
    background: rgba(255, 255, 255, 0.95);
    min-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    font-size: 48px;
    margin-bottom: 16px;
}

.login-header h1 {
    font-size: 24px;
    color: #1a2a4a;
    margin-bottom: 8px;
}

.login-header p {
    color: #64748b;
    font-size: 14px;
}

/* 表单样式 */
.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    margin-bottom: 8px;
}

.login-form label svg {
    color: #6b7280;
}

.login-form input[type="text"],
.login-form input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.2s;
    background: #f9fafb;
}

.login-form input:focus {
    outline: none;
    border-color: #3b82f6;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* 密码输入框 */
.password-input {
    position: relative;
}

.password-input input {
    padding-right: 48px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: #9ca3af;
    padding: 4px;
}

.toggle-password:hover {
    color: #6b7280;
}

/* 验证码 */
.captcha-input {
    display: flex;
    gap: 12px;
    align-items: center;
}

.captcha-input input {
    flex: 1;
    width: auto;
}

.captcha-input img {
    height: 44px;
    border-radius: 8px;
    cursor: pointer;
    border: 2px solid #e5e7eb;
}

.refresh-captcha {
    background: none;
    border: none;
    cursor: pointer;
    color: #6b7280;
    padding: 8px;
}

.refresh-captcha:hover {
    color: #3b82f6;
}

/* 登录按钮 */
.btn-login {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    margin-top: 24px;
}

.btn-login:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* 登录页脚 */
.login-footer {
    margin-top: 32px;
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid #e5e7eb;
}

.login-footer p {
    color: #6b7280;
    font-size: 14px;
    margin-bottom: 8px;
}

.contact-info strong {
    color: #3b82f6;
}

/* 右侧介绍 */
.login-intro {
    flex: 1;
    padding: 48px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
}

.intro-content h2 {
    font-size: 28px;
    color: #fff;
    margin-bottom: 32px;
}

.intro-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.intro-features li {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.intro-features strong {
    display: block;
    color: #fff;
    font-size: 16px;
    margin-bottom: 4px;
}

.intro-features p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    margin: 0;
}

/* 警告框 */
.alert {
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.alert-error {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #f0fdf4;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}

/* 小型加载动画 */
.spinner-small {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 响应式 */
@media (max-width: 900px) {
    .login-container {
        flex-direction: column;
    }
    
    .login-card {
        min-width: auto;
    }
    
    .login-intro {
        display: none;
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: 32px 24px;
    }
    
    .captcha-input {
        flex-wrap: wrap;
    }
    
    .captcha-input input {
        width: 100%;
    }
}