/**
 * 登录页面样式
 * 
 * @author Yi Team
 * @description 登录页面专用样式，包含Ultimate Member表单样式和响应式设计
 */

/* ====== 登录页面基础样式 ====== */
.login-page {
    min-height: calc(100vh - 140px);
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow-x: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 25% 25%, rgba(200, 134, 62, 0.1) 0%, transparent 50%),
                      radial-gradient(circle at 75% 75%, rgba(200, 134, 62, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

/* ====== 登录容器 ====== */
.login-container {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
    position: relative;
    z-index: 1;
}

.login-wrapper {
    background: rgba(255, 255, 255, 0.98);
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 
                0 10px 20px rgba(0, 0, 0, 0.2);
    padding: var(--spacing-xl);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(200, 134, 62, 0.2);
    transition: all var(--transition-normal);
}

.login-wrapper:hover {
    transform: translateY(-2px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4), 
                0 15px 25px rgba(0, 0, 0, 0.3);
}

/* ====== 登录头部 ====== */
.login-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.login-title {
    font-family: var(--font-secondary);
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-gold) 0%, #d4a574 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 0;
    font-weight: var(--font-weight-medium);
}

/* ====== 登录表单容器 ====== */
.login-form-container {
    width: 100%;
}

.login-form {
    margin-bottom: var(--spacing-lg);
}

/* ====== Ultimate Member表单样式重写 ====== */
.login-form .um-form {
    background: none !important;
    box-shadow: none !important;
    border: none !important;
    padding: 0 !important;
}

.login-form .um-field {
    margin-bottom: var(--spacing-md) !important;
}

.login-form .um-field input[type="text"],
.login-form .um-field input[type="email"],
.login-form .um-field input[type="password"] {
    width: 100% !important;
    padding: 12px 16px !important;
    border: 2px solid #e1e1e1 !important;
    border-radius: 8px !important;
    font-size: 16px !important;
    transition: all var(--transition-fast) !important;
    background: #fafafa !important;
    color: var(--color-text-dark) !important;
}

.login-form .um-field input[type="text"]:focus,
.login-form .um-field input[type="email"]:focus,
.login-form .um-field input[type="password"]:focus {
    border-color: var(--color-gold) !important;
    background: white !important;
    box-shadow: 0 0 0 3px rgba(200, 134, 62, 0.1) !important;
    outline: none !important;
}

.login-form .um-field label {
    font-weight: var(--font-weight-medium) !important;
    color: var(--color-text-dark) !important;
    margin-bottom: 8px !important;
    font-size: 14px !important;
}

.login-form .um-button {
    width: 100% !important;
    padding: 14px 24px !important;
    background: linear-gradient(135deg, var(--color-gold) 0%, #d4a574 100%) !important;
    border: none !important;
    border-radius: 8px !important;
    color: white !important;
    font-size: 16px !important;
    font-weight: var(--font-weight-bold) !important;
    cursor: pointer !important;
    transition: all var(--transition-fast) !important;
    margin-top: var(--spacing-md) !important;
}

.login-form .um-button:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 16px rgba(200, 134, 62, 0.3) !important;
}

.login-form .um-button:active {
    transform: translateY(0) !important;
}

/* ====== 已登录成功状态 ====== */
.login-success {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.success-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #4caf50 0%, #45a049 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: white;
    font-size: 24px;
    font-weight: bold;
    box-shadow: 0 8px 16px rgba(76, 175, 80, 0.3);
}

.login-success h2 {
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.login-success p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xl);
}

.login-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ====== 按钮样式 ====== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 14px;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
    min-width: 120px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-gold) 0%, #d4a574 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(200, 134, 62, 0.3);
    text-decoration: none;
    color: white;
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-dark);
    border: 2px solid #e1e1e1;
}

.btn-secondary:hover {
    background: #f8f9fa;
    border-color: var(--color-gold);
    color: var(--color-gold);
    text-decoration: none;
}

/* ====== 登录链接 ====== */
.login-links {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid #e1e1e1;
}

.login-links-row {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.login-link {
    color: var(--color-gold);
    text-decoration: none;
    font-size: 14px;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.login-link:hover {
    color: #d4a574;
    text-decoration: underline;
}

/* ====== 标准登录表单样式 ====== */
.standard-login-form {
    margin-bottom: var(--spacing-lg);
}

.standard-login-form form {
    width: 100%;
}

.standard-login-form p {
    margin-bottom: var(--spacing-md);
}

.standard-login-form label {
    display: block;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-dark);
    margin-bottom: 8px;
    font-size: 14px;
}

.standard-login-form input[type="text"],
.standard-login-form input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e1e1e1;
    border-radius: 8px;
    font-size: 16px;
    transition: all var(--transition-fast);
    background: #fafafa;
    color: var(--color-text-dark);
    box-sizing: border-box;
}

.standard-login-form input[type="text"]:focus,
.standard-login-form input[type="password"]:focus {
    border-color: var(--color-gold);
    background: white;
    box-shadow: 0 0 0 3px rgba(200, 134, 62, 0.1);
    outline: none;
}

.standard-login-form .forgetmenot {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: var(--spacing-md) 0;
}

.standard-login-form .forgetmenot input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.standard-login-form .forgetmenot label {
    margin: 0;
    font-size: 14px;
    cursor: pointer;
}

.standard-login-form .submit {
    margin-top: var(--spacing-md);
}

.standard-login-form .button-primary {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--color-gold) 0%, #d4a574 100%);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.standard-login-form .button-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(200, 134, 62, 0.3);
}

.standard-login-form .button-primary:active {
    transform: translateY(0);
}

/* ====== 后备表单 ====== */
.fallback-form {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.fallback-form p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
}

/* ====== 响应式设计 ====== */
@media (max-width: 768px) {
    .login-container {
        padding: var(--spacing-md);
        max-width: 100%;
    }
    
    .login-wrapper {
        padding: var(--spacing-lg);
    }
    
    .login-title {
        font-size: 2rem;
    }
    
    .login-subtitle {
        font-size: 1rem;
    }
    
    .login-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 200px;
    }
    
    .login-links-row {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .login-wrapper {
        padding: var(--spacing-md);
        margin: var(--spacing-sm);
    }
    
    .login-title {
        font-size: 1.8rem;
    }
    
    .login-form .um-field input[type="text"],
    .login-form .um-field input[type="email"],
    .login-form .um-field input[type="password"] {
        font-size: 16px !important; /* 防止iOS缩放 */
    }
}

/* ====== 加载动画 ====== */
.login-wrapper {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ====== 错误消息样式 ====== */
.login-form .um-notice {
    border-radius: 8px !important;
    margin-bottom: var(--spacing-md) !important;
}

.login-form .um-notice.error {
    background: #fff5f5 !important;
    color: #e53e3e !important;
    border: 1px solid #fed7d7 !important;
}

.login-form .um-notice.success {
    background: #f0fff4 !important;
    color: #38a169 !important;
    border: 1px solid #c6f6d5 !important;
}