/**
 * 认证组件样式 - ilovepdf 风格
 * 主色调：#a31e22（红色）
 */

/* ==================== 导航栏认证部分 ==================== */
.auth-section {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-right: 20px;
}

.auth-login-btn {
    padding: 8px 20px;
    background: linear-gradient(135deg, #a31e22 0%, #d32f2f 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(163, 30, 34, 0.3);
}

.auth-login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(163, 30, 34, 0.4);
}

.auth-login-btn:active {
    transform: translateY(0);
}

/* 用户下拉菜单 */
.user-dropdown-wrapper {
    position: relative;
}

.user-info-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: white;
    border: 2px solid #e5e7eb;
    padding: 6px 16px 6px 6px;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.user-info-btn:hover {
    border-color: #a31e22;
    background: #fef2f2;
}

.user-info-btn .dropdown-icon {
    font-size: 10px;
    color: #9ca3af;
    transition: transform 0.3s ease;
}

.user-info-btn:hover .dropdown-icon {
    transform: translateY(2px);
    color: #a31e22;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #a31e22;
}

.user-avatar-placeholder {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #a31e22 0%, #d32f2f 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
}

.user-name {
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 用户下拉菜单面板 */
.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    padding: 0;
    min-width: 260px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 100;
}

.user-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-dropdown-header {
    padding: 16px 20px;
}

.user-dropdown-name {
    font-size: 16px;
    font-weight: 600;
    color: #111827;
    margin-bottom: 4px;
}

.user-dropdown-email {
    font-size: 13px;
    color: #6b7280;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-dropdown-divider {
    height: 1px;
    background: #e5e7eb;
    margin: 0;
}

.user-dropdown-item {
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.2s ease;
}

.user-dropdown-item:hover {
    background: #f9fafb;
}

.user-dropdown-label {
    font-size: 14px;
    color: #6b7280;
    font-weight: 500;
}

.user-dropdown-value {
    font-size: 14px;
    font-weight: 600;
    color: #111827;
}

.user-dropdown-value.premium {
    color: #a31e22;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.user-dropdown-value.premium::before {
    content: '⭐';
    font-size: 12px;
}

/* 可点击的用户信息项 */
.user-dropdown-item-clickable {
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    font-family: inherit;
}

.user-dropdown-item-clickable:hover {
    background: #f3f4f6;
    transform: translateX(2px);
}

.user-dropdown-item-clickable:active {
    background: #e5e7eb;
}

/* 管理订阅按钮中的箭头图标 */
.user-dropdown-icon-arrow {
    color: #9ca3af;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.user-dropdown-item-clickable:hover .user-dropdown-icon-arrow {
    color: #a31e22;
    transform: translateX(2px);
}

/* 管理订阅按钮的特殊样式 */
#manageSubscriptionBtn .user-dropdown-label {
    color: #374151;
    font-weight: 600;
}

#manageSubscriptionBtn:hover .user-dropdown-label {
    color: #a31e22;
}

.user-dropdown-value.free {
    color: #6b7280;
}

.user-dropdown-link {
    display: block;
    width: 100%;
    padding: 12px 20px;
    background: transparent;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.user-dropdown-link:hover {
    background: #f5f5f5;
    color: #a31e22;
}

.user-dropdown-logout {
    width: 100%;
    padding: 12px 20px;
    background: transparent;
    color: #a31e22;
    border: none;
    border-radius: 0 0 12px 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.user-dropdown-logout:hover {
    background: #fef2f2;
    color: #d32f2f;
}

/* ==================== 认证模态框 ==================== */
.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.auth-modal.show {
    opacity: 1;
    pointer-events: auto;
}

.auth-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.auth-modal-content {
    position: relative;
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 440px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideUp 0.3s ease;
}

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

/* 模态框头部 */
.auth-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 32px;
    border-bottom: 1px solid #e5e7eb;
}

.auth-modal-title {
    font-size: 24px;
    font-weight: 700;
    color: #111827;
    margin: 0;
}

.auth-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: #f3f4f6;
    color: #6b7280;
    border-radius: 50%;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-modal-close:hover {
    background: #fef2f2;
    color: #a31e22;
    transform: rotate(90deg);
}

/* 模态框主体 */
.auth-modal-body {
    padding: 32px;
}

/* 第三方登录按钮容器 */
.auth-social-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

/* Google 登录按钮 */
.auth-google-btn {
    width: 100%;
    padding: 14px 16px;
    background: white;
    color: #374151;
    border: 2px solid #e5e7eb;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.auth-google-btn:hover:not(:disabled) {
    border-color: #a31e22;
    background: #fef2f2;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(163, 30, 34, 0.15);
}

.auth-google-btn:active:not(:disabled) {
    transform: translateY(0);
}

.auth-google-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.auth-google-btn.loading::after {
    content: '';
    width: 16px;
    height: 16px;
    margin-left: 8px;
    border: 2px solid rgba(163, 30, 34, 0.3);
    border-top-color: #a31e22;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.google-icon {
    flex-shrink: 0;
}

/* Microsoft 登录按钮 */
.auth-microsoft-btn {
    width: 100%;
    padding: 14px 16px;
    background: white;
    color: #374151;
    border: 2px solid #e5e7eb;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.auth-microsoft-btn:hover:not(:disabled) {
    border-color: #a31e22;
    background: #fef2f2;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(163, 30, 34, 0.15);
}

.auth-microsoft-btn:active:not(:disabled) {
    transform: translateY(0);
}

.auth-microsoft-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.auth-microsoft-btn.loading::after {
    content: '';
    width: 16px;
    height: 16px;
    margin-left: 8px;
    border: 2px solid rgba(163, 30, 34, 0.3);
    border-top-color: #a31e22;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.microsoft-icon {
    flex-shrink: 0;
}

/* 分隔线 */
.auth-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 24px 0;
    color: #9ca3af;
    font-size: 14px;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #e5e7eb;
}

.auth-divider span {
    padding: 0 12px;
}

/* 表单样式 */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.auth-form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.auth-form-group label {
    font-size: 14px;
    font-weight: 600;
    color: #374151;
}

.auth-input {
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.3s ease;
    outline: none;
    color: #111827;
}

.auth-input:focus {
    border-color: #a31e22;
    box-shadow: 0 0 0 3px rgba(163, 30, 34, 0.1);
}

.auth-input::placeholder {
    color: #9ca3af;
}

/* 表单页脚 */
.auth-form-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: -8px;
}

/* 链接样式 */
.auth-link {
    color: #a31e22;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: color 0.3s ease;
}

.auth-link:hover {
    color: #d32f2f;
    text-decoration: underline;
}

/* 信息提示文本 */
.auth-info-text {
    padding: 12px 16px;
    background: #fef2f2;
    border-left: 3px solid #a31e22;
    border-radius: 6px;
    font-size: 14px;
    color: #374151;
    line-height: 1.5;
}

/* 错误/成功消息 */
.auth-error {
    padding: 12px 16px;
    background: #fef2f2;
    border-left: 3px solid #ef4444;
    border-radius: 6px;
    font-size: 14px;
    color: #dc2626;
    display: none;
    animation: errorSlideIn 0.3s ease;
}

.auth-error.show {
    display: block;
}

.auth-error.success {
    background: #f0fdf4;
    border-left-color: #22c55e;
    color: #16a34a;
}

@keyframes errorSlideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 提交按钮 */
.auth-submit-btn {
    padding: 14px 24px;
    background: linear-gradient(135deg, #a31e22 0%, #d32f2f 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(163, 30, 34, 0.3);
    position: relative;
    overflow: hidden;
}

.auth-submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(163, 30, 34, 0.4);
}

.auth-submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.auth-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.auth-submit-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* 页脚文本 */
.auth-footer-text {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: #6b7280;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 768px) {
    .auth-modal-content {
        width: 95%;
        max-width: none;
        border-radius: 12px;
    }

    .auth-modal-header {
        padding: 20px 24px;
    }

    .auth-modal-title {
        font-size: 20px;
    }

    .auth-modal-body {
        padding: 24px;
    }

    .auth-section {
        margin-right: 10px;
    }

    .user-name {
        display: none;
    }

    .auth-login-btn {
        padding: 7px 16px;
        font-size: 13px;
    }
    
    /* 移动端菜单内的认证区域样式优化 - 极简风格 */
    .nav-menu .auth-section {
        margin-right: 0;
    }
    
    .nav-menu .auth-login-btn {
        width: 100%;
        padding: 11px 16px; /* 精简内边距 */
        font-size: 14px; /* 缩小字体 */
        justify-content: center;
        border-radius: 8px; /* 更小的圆角 */
        font-weight: 500; /* 减轻字重 */
        box-shadow: none; /* 去掉阴影 */
        border: 1px solid rgba(163, 30, 34, 0.2); /* 添加淡边框 */
    }
    
    .nav-menu .auth-login-btn:hover {
        box-shadow: 0 1px 4px rgba(163, 30, 34, 0.15); /* 悬停时轻微阴影 */
    }
    
    .nav-menu .auth-login-btn:active {
        transform: scale(0.97);
    }
    
    /* 移动端菜单内的用户信息按钮 - 极简风格 */
    .nav-menu .user-dropdown-wrapper {
        width: 100%;
    }
    
    .nav-menu .user-info-btn {
        width: 100%;
        padding: 10px 12px; /* 精简内边距 */
        justify-content: flex-start;
        border-radius: 8px;
        background: #fafafa; /* 更淡的背景 */
        border: 1px solid #f3f4f6; /* 淡边框 */
        gap: 10px; /* 缩小间距 */
    }
    
    .nav-menu .user-info-btn:hover {
        background: #f5f5f5;
    }
    
    .nav-menu .user-info-btn:active {
        transform: scale(0.97);
    }
    
    .nav-menu .user-avatar {
        width: 32px; /* 缩小头像 */
        height: 32px;
        border-width: 1px; /* 更细的边框 */
    }
    
    .nav-menu .user-avatar-placeholder {
        width: 32px;
        height: 32px;
        font-size: 13px;
    }
    
    .nav-menu .user-name {
        display: block;
        max-width: 120px; /* 缩短宽度 */
        font-size: 13px; /* 缩小字体 */
        font-weight: 500;
    }
    
    /* 移动端菜单内的用户下拉菜单 - 极简风格 */
    .nav-menu .user-dropdown {
        position: static;
        box-shadow: none;
        border: none; /* 去掉边框 */
        border-radius: 8px;
        margin-top: 8px;
        min-width: 100%;
        background: transparent; /* 透明背景 */
        padding: 0;
    }
    
    .nav-menu .user-dropdown-header {
        padding: 10px 12px; /* 精简内边距 */
        background: #fafafa;
        border-radius: 8px 8px 0 0;
    }
    
    .nav-menu .user-dropdown-name {
        font-size: 13px;
    }
    
    .nav-menu .user-dropdown-email {
        font-size: 11px;
    }
    
    .nav-menu .user-dropdown-item {
        padding: 10px 12px; /* 精简内边距 */
        background: #fafafa;
        border-radius: 0;
        border-bottom: 1px solid #f3f4f6;
    }
    
    .nav-menu .user-dropdown-item:hover {
        background: #f5f5f5;
    }
    
    .nav-menu .user-dropdown-label {
        font-size: 12px;
    }
    
    .nav-menu .user-dropdown-value {
        font-size: 12px;
    }
    
    /* 移动端管理订阅按钮样式 */
    .nav-menu .user-dropdown-icon-arrow {
        width: 14px;
        height: 14px;
    }
    
    .nav-menu .user-dropdown-logout {
        font-size: 13px;
        padding: 10px 12px;
        background: #fafafa;
        border-radius: 0 0 8px 8px;
    }
    
    .nav-menu .user-dropdown-logout:hover {
        background: #fef2f2;
    }

    /* 桌面端用户下拉菜单在移动设备上的位置调整 */
    .navbar .user-dropdown:not(.nav-menu .user-dropdown) {
        position: fixed;
        top: 60px;
        right: 16px;
        left: 16px;
        width: auto;
        min-width: 0;
    }
}

@media (max-width: 480px) {
    /* 移动端菜单内的按钮和头像调整 - 极简小巧 */
    .nav-menu .auth-login-btn {
        padding: 10px 14px;
        font-size: 13px;
    }
    
    .nav-menu .user-info-btn {
        padding: 9px 10px;
        gap: 8px;
    }
    
    .nav-menu .user-avatar,
    .nav-menu .user-avatar-placeholder {
        width: 28px; /* 进一步缩小 */
        height: 28px;
        font-size: 12px;
    }
    
    .nav-menu .user-name {
        font-size: 12px;
        max-width: 100px;
    }
    
    .nav-menu .user-dropdown-header {
        padding: 8px 10px;
    }
    
    .nav-menu .user-dropdown-name {
        font-size: 12px;
    }
    
    .nav-menu .user-dropdown-email {
        font-size: 10px;
    }
    
    .nav-menu .user-dropdown-item {
        padding: 8px 10px;
    }
    
    .nav-menu .user-dropdown-label,
    .nav-menu .user-dropdown-value {
        font-size: 11px;
    }
    
    /* 极小屏幕管理订阅按钮样式 */
    .nav-menu .user-dropdown-icon-arrow {
        width: 12px;
        height: 12px;
    }
    
    .nav-menu .user-dropdown-logout {
        padding: 9px 10px;
        font-size: 12px;
    }
    
    /* 登录模态框样式 */
    .auth-modal-content {
        border-radius: 10px;
    }

    .auth-modal-header {
        padding: 16px 20px;
    }

    .auth-modal-title {
        font-size: 18px;
    }

    .auth-modal-body {
        padding: 20px;
    }

    .auth-form {
        gap: 16px;
    }

    .auth-input,
    .auth-google-btn,
    .auth-microsoft-btn {
        padding: 11px 14px;
        font-size: 14px;
    }

    .auth-submit-btn {
        padding: 12px 20px;
        font-size: 15px;
    }
}

/* ==================== 暗色主题支持 ==================== */
@media (prefers-color-scheme: dark) {
    .auth-modal-content {
        background: #1f2937;
        color: #f3f4f6;
    }

    .auth-modal-header {
        border-bottom-color: #374151;
    }

    .auth-modal-title {
        color: #f9fafb;
    }

    .auth-modal-close {
        background: #374151;
        color: #9ca3af;
    }

    .auth-modal-close:hover {
        background: #fef2f2;
        color: #a31e22;
    }

    .auth-google-btn,
    .auth-microsoft-btn {
        background: #374151;
        border-color: #4b5563;
        color: #f3f4f6;
    }

    .auth-google-btn:hover:not(:disabled),
    .auth-microsoft-btn:hover:not(:disabled) {
        background: #fef2f2;
        border-color: #a31e22;
        color: #374151;
    }

    .auth-divider {
        color: #6b7280;
    }

    .auth-divider::before,
    .auth-divider::after {
        border-bottom-color: #4b5563;
    }

    .auth-form-group label {
        color: #f3f4f6;
    }

    .auth-input {
        background: #374151;
        border-color: #4b5563;
        color: #f3f4f6;
    }

    .auth-input:focus {
        border-color: #a31e22;
        background: #4b5563;
    }

    .auth-input::placeholder {
        color: #6b7280;
    }

    .auth-info-text {
        background: #3a1a1a;
        border-left-color: #a31e22;
        color: #fef2f2;
    }

    .user-name {
        color: #f3f4f6;
    }

    .user-info-btn {
        background: #374151;
        border-color: #4b5563;
    }

    .user-info-btn:hover {
        background: #4b5563;
        border-color: #a31e22;
    }

    .user-dropdown {
        background: #1f2937;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    }

    .user-dropdown-name {
        color: #f9fafb;
    }

    .user-dropdown-email {
        color: #9ca3af;
    }

    .user-dropdown-divider {
        background: #374151;
    }

    .user-dropdown-item:hover {
        background: #374151;
    }

    .user-dropdown-label {
        color: #9ca3af;
    }

    .user-dropdown-value {
        color: #f3f4f6;
    }

    .user-dropdown-logout {
        color: #a31e22;
    }

    .user-dropdown-logout:hover {
        background: #3a1a1a;
        color: #d32f2f;
    }

    .auth-footer-text {
        color: #9ca3af;
    }
}

/* ==================== 打印样式 ==================== */
@media print {
    .auth-modal,
    .auth-section {
        display: none !important;
    }
}