/* 基础样式 */
:root {
    /* 颜色变量 */
    --primary-color: #3462ED;
    --primary-hover-color: #0056b3;
    --primary-light-bg: rgba(52, 98, 237, 0.1);
    --text-color: #333;
    --text-light-color: #666;
    --text-lighter-color: #999;
    --bg-color: #f9f9f9;
    --card-bg: #ffffff;
    --border-color: #e0e0e0;
    --button-bg: #f8f9fa;
    --button-hover-bg: #f1f3f5;
    --overlay-bg: rgba(0, 0, 0, 0.5);
    --shadow-color: rgba(0, 0, 0, 0.1);
    
    /* 深色模式颜色 */
    --dark-primary-color: #4dabf7;
    --dark-primary-hover-color: #339af0;
    --dark-primary-light-bg: rgba(77, 171, 247, 0.15);
    --dark-text-color: #e0e0e0;
    --dark-text-light-color: #a0a0a0;
    --dark-text-lighter-color: #888;
    --dark-bg-color: #1a1a1a;
    --dark-card-bg: #2d2d2d;
    --dark-border-color: #404040;
    --dark-hover-border-color: #505050;
    --dark-button-bg: #363636;
    --dark-button-hover-bg: #444;
    --dark-shadow-color: rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    height: 100vh;
    background-color: var(--bg-color);
    color: var(--text-color);
    box-sizing: border-box;
    overflow: hidden;
}

/* 应用容器 */
.app-container {
    display: flex;
    height: 100vh;
    width: 100%;
    overflow: hidden;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

/* 侧边栏导航 */
.sidebar-nav {
    width: 220px;
    height: 100%;
    background-color: #ffffff;
    border-right: 1px solid #eeeeee;
    display: flex;
    flex-direction: column;
    padding: 0;
    box-shadow: none;
    z-index: 10;
    flex-shrink: 0;
    overflow-y: hidden;
}

.sidebar-header {
    padding: 20px 20px 16px;
    border-bottom: none;
    margin-bottom: 8px;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: #333333;
}

.user-menu-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3462ED, #0056b3);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.user-menu-btn:hover .user-avatar {
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(52, 98, 237, 0.3);
}

.user-menu {
    position: absolute;
    top: 60px;
    right: 8px;
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 2000;
    min-width: 200px;
    display: none;
    animation: dropdown-appear 0.2s ease forwards;
}

.user-menu.show {
    display: block;
}

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

.user-info {
    padding: 16px;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.user-avatar-display {
    display: flex;
    justify-content: center;
    margin-bottom: 8px;
}

.user-avatar-large {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3462ED, #0056b3);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 20px;
    box-shadow: 0 2px 8px rgba(52, 98, 237, 0.2);
}

.user-email {
    font-size: 13px;
    color: #666;
    word-break: break-all;
    max-width: 180px;
}

.logout-btn {
    width: 100%;
    padding: 10px 16px;
    background: none;
    border: none;
    text-align: center;
    color: #ff4d4d;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.logout-btn:hover {
    background-color: #fff5f5;
}

.login-prompt {
    padding: 20px 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}

.login-prompt p {
    margin: 0;
    color: #999;
    font-size: 13px;
    line-height: 1.5;
}

.login-btn {
    width: 90%;
    padding: 12px 16px;
    background: linear-gradient(135deg, #3462ED, #0056b3);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(52, 98, 237, 0.25);
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 98, 237, 0.4);
}

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

.category-sidebar {
    flex: 1;
    overflow-y: auto;
    padding: 0px 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.category-sidebar a {
    text-decoration: none;
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 400;
    color: #666666;
    background-color: transparent;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
}

.category-sidebar a:hover {
    background-color: #f5f5f5;
    color: #333333;
}

.category-sidebar a.active {
    color: #3462ED;
    background-color: rgba(52, 98, 237, 0.08);
    font-weight: 500;
}

.sidebar-controls {
    padding: 12px;
    border-top: 1px solid #f0f0f0;
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-controls .control-btn {
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: none;
    color: #666666;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 100%;
    text-align: left;
}

.sidebar-controls .control-btn:hover {
    background-color: #f5f5f5;
    color: #333333;
}

.sidebar-controls .control-btn i {
    font-size: 16px;
    color: #999999;
}

/* 主内容区域 */
.main-content {
    flex: 1;
    overflow-y: auto;
    padding: 24px 32px;
    scroll-behavior: smooth; /* 平滑滚动 */
    height: 100%;
    background-color: #fafafa;
}

#cardContainer {
    padding: 0;
    width: 100%;
    margin: 0 auto;
}

/* 类目标题 */
.category-section {
    margin-bottom: 30px;
    scroll-margin-top: 20px; /* 确保锚点定位时有足够的顶部空间 */
    background-color: transparent;
    border-radius: 0;
    box-shadow: none;
    padding: 0;
}

.category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: none;
}

.category-header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: #333333;
}

.category-actions {
    display: flex;
    gap: 8px;
}

.category-actions button {
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999999;
    transition: all 0.2s ease;
}

.category-actions button:hover {
    background-color: #f5f5f5;
    color: #666666;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    grid-gap: 16px;
}

/* 深色模式 */
body.dark-mode {
    background-color: var(--dark-bg-color);
    color: var(--dark-text-color);
}

body.dark-mode .sidebar-nav {
    background-color: #1a1a1a;
    border-color: #2a2a2a;
}

body.dark-mode .sidebar-header {
    border-color: var(--dark-border-color);
}

body.dark-mode .sidebar-header h2 {
    color: #f0f0f0;
}

body.dark-mode .category-sidebar a {
    color: #a0a0a0;
}

body.dark-mode .category-sidebar a:hover {
    background-color: #2a2a2a;
    color: #e0e0e0;
}

body.dark-mode .category-sidebar a.active {
    color: #4dabf7;
    background-color: rgba(77, 171, 247, 0.15);
}

body.dark-mode .sidebar-controls {
    border-color: #2a2a2a;
}

body.dark-mode .sidebar-controls .control-btn {
    color: #a0a0a0;
}

body.dark-mode .sidebar-controls .control-btn:hover {
    background-color: #2a2a2a;
    color: #e0e0e0;
}

body.dark-mode .sidebar-controls .control-btn i {
    color: #777777;
}

body.dark-mode .category-header {
    border-bottom: none;
}

body.dark-mode .category-header h2 {
    color: var(--dark-text-color);
}

body.dark-mode .category-actions button {
    color: var(--dark-text-lighter-color);
}

body.dark-mode .category-actions button:hover {
    background-color: var(--dark-button-hover-bg);
    color: var(--dark-text-light-color);
}

/* 空状态提示 */
.empty-state {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    width: 100%;
    color: #999999;
    font-size: 14px;
    text-align: center;
    grid-column: 1 / -1;
    border: 1px dashed #e0e0e0;
    border-radius: 6px;
    padding: 20px;
    box-sizing: border-box;
    background-color: #fafafa;
}

body.dark-mode .empty-state {
    color: #777777;
    border-color: #333333;
    background-color: #1a1a1a;
}

/* 卡片样式保持不变 */
.card {
    background: #ffffff;
    border-radius: 6px;
    padding: 12px 16px;
    border: 1px solid #f0f0f0;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
    box-sizing: border-box;
    min-height: 60px;
}

.card .logo {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    margin-right: 12px;
    background-color: #f5f5f5;
    border-radius: 50%;
    object-fit: cover;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.card .tag-name {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #333333;
}

.card .tag-url {
    font-size: 12px;
    color: #999999;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

.card .info-container {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.card:hover {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
    transform: translateY(-1px);
    border-color: #e5e5e5;
}

.card .action-buttons {
    position: absolute;
    top: 8px;
    right: 8px;
    display: none;
    flex-direction: row;
    gap: 2px;
}

.card .action-buttons button {
    background: none;
    border: none;
    cursor: pointer;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    color: #999999;
    transition: all 0.2s ease;
}

.card .action-buttons button:hover {
    background-color: #f5f5f5;
    color: #666666;
}

.card button {
    background: none;
    border: none;
    color: #ff4d4d;
    cursor: pointer;
    font-size: 14px;
    border-radius: 4px; /* 添加圆角 */
}

.add-card {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--button-bg);
    border: 1px dashed var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
    box-sizing: border-box;
    height: 68px;
}

.add-card .add-content {
    display: flex;
    align-items: center;
    width: 100%;
}

.add-card .ri-add-line {
    font-size: 20px;
    color: #999;
    margin-right: 10px;
}

.add-text {
    font-size: 14px;
    color: #999;
}

.add-card:hover {
    background: var(--button-hover-bg);
    border-color: var(--border-color);
    box-shadow: 0 4px 12px var(--shadow-color);
}

/* 模态框优化 - 浅色模式 */
.modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--card-bg);
    padding: 24px;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    z-index: 2001;
    width: 90%;
    max-width: 440px;
    height: auto;
    transition: all 0.3s ease;
    border: none;
}

.modal.active {
    display: block;
    animation: modal-appear 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes modal-appear {
    from {
        opacity: 0;
        transform: translate(-50%, -46%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.modal h3 {
    margin: 0;
    padding: 0 0 14px 0;
    color: var(--text-color);
    font-size: 20px;
    font-weight: 600;
    border-bottom: none;
    margin-bottom: 16px;
}

.modal label {
    display: none;
}

.modal input {
    width: 100%;
    box-sizing: border-box;
    padding: 12px 14px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    background-color: var(--card-bg);
    color: var(--text-color);
    transition: all 0.2s ease;
}

.modal input::placeholder {
    color: var(--text-light-color);
    opacity: 0.9;
    font-size: 14px;
}

body.dark-mode .modal input::placeholder {
    color: var(--dark-text-light-color);
    opacity: 0.8;
}

.modal p {
    margin: 0 0 16px 0;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-light-color);
}

/* 模态框底部按钮组 */
.modal-actions,
.modal-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 20px;
    border-top: none;
    padding-top: 0;
}

/* 所有模态框按钮 - 浅色模式 */
.modal button {
    padding: 12px 20px;
    cursor: pointer;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    background: #f1f3f5;
    color: var(--text-color);
    min-width: 90px;
    box-shadow: none;
}

.modal button:hover {
    background: #e9ecef;
    transform: translateY(-1px);
}

.modal button:active {
    transform: translateY(0);
}

/* 主要按钮样式 - 浅色模式 */
.modal button.primary-btn,
.modal button:first-of-type:not(.close-modal) {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 2px 6px rgba(52, 98, 237, 0.15);
}

.modal button.primary-btn:hover,
.modal button:first-of-type:not(.close-modal):hover {
    background: var(--primary-hover-color);
    box-shadow: 0 4px 8px rgba(52, 98, 237, 0.2);
}

/* 删除按钮样式 - 浅色模式 */
.modal#deleteModal button:first-of-type,
.modal#deleteTagModal button:first-of-type {
    background: #E74B53;
    color: white;
    box-shadow: 0 2px 6px rgba(231, 75, 83, 0.15);
}

.modal#deleteModal button:first-of-type:hover,
.modal#deleteTagModal button:first-of-type:hover {
    background: #d13c44;
    box-shadow: 0 4px 8px rgba(231, 75, 83, 0.2);
}

/* 添加关闭按钮样式 */
.close-modal {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none !important;
    border: none;
    color: var(--text-lighter-color);
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
    margin-right: 0;
    min-width: auto !important;
    box-shadow: none !important;
}

.close-modal:hover {
    color: var(--text-color);
    background-color: rgba(0, 0, 0, 0.05) !important;
}

.close-modal i {
    font-size: 20px;
}

/* 遮罩层 - 浅色模式 */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 2000;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(3px);
}

.overlay.active {
    display: block;
    animation: overlay-appear 0.3s ease forwards;
}

@keyframes overlay-appear {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 重名类目模态框样式 - 浅色模式 */
.duplicate-options {
    display: flex;
    justify-content: space-between;
    margin: 16px 0 8px 0;
    gap: 12px;
}

.duplicate-options button {
    flex: 1;
    margin: 0;
}

.option-explanation {
    font-size: 14px;
    color: var(--text-light-color);
    margin-top: 12px;
    line-height: 1.5;
    background-color: rgba(52, 98, 237, 0.05);
    padding: 12px;
    border-radius: 6px;
    border-left: 3px solid var(--primary-color);
}

/* 深色模式下的模态框样式 */
body.dark-mode .modal {
    background: var(--dark-card-bg);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
    border: 1px solid var(--dark-border-color);
}

body.dark-mode .modal h3 {
    color: var(--dark-text-color);
    border-color: transparent;
}

body.dark-mode .modal label {
    color: var(--dark-text-light-color);
}

body.dark-mode .modal input {
    background-color: var(--dark-button-bg);
    border-color: var(--dark-border-color);
    color: var(--dark-text-color);
}

body.dark-mode .modal input:focus {
    outline: none;
    border-color: var(--dark-primary-color);
    box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.15);
}

body.dark-mode .modal p {
    color: var(--dark-text-light-color);
}

body.dark-mode .modal-actions,
body.dark-mode .modal-buttons {
    border-color: transparent;
}

body.dark-mode .modal button {
    background: var(--dark-button-bg);
    color: var(--dark-text-color);
}

body.dark-mode .modal button:hover {
    background: var(--dark-button-hover-bg);
}

body.dark-mode .modal button.primary-btn,
body.dark-mode .modal button:first-of-type:not(.close-modal) {
    background: var(--dark-primary-color);
    color: #ffffff;
}

body.dark-mode .modal button.primary-btn:hover,
body.dark-mode .modal button:first-of-type:not(.close-modal):hover {
    background: var(--dark-primary-hover-color);
}

body.dark-mode .close-modal {
    color: var(--dark-text-lighter-color);
}

body.dark-mode .close-modal:hover {
    background-color: rgba(255, 255, 255, 0.05) !important;
    color: var(--dark-text-light-color);
}

body.dark-mode .option-explanation {
    background-color: rgba(77, 171, 247, 0.08);
    border-left-color: var(--dark-primary-color);
}

/* 响应式设计适配 */
@media (max-width: 768px) {
    .sidebar-nav {
        width: 180px;
    }
    
    .cards-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        grid-gap: 16px;
    }
}

@media (max-width: 480px) {
    .app-container {
        flex-direction: column;
        position: fixed;
    }
    
    .sidebar-nav {
        width: 100%;
        height: auto;
        max-height: 180px;
        flex-shrink: 0;
    }
    
    .category-sidebar {
        flex-direction: row;
        overflow-x: auto;
        overflow-y: hidden;
        padding: 8px 12px;
    }
    
    .category-sidebar a {
        white-space: nowrap;
    }
    
    .sidebar-controls {
        display: none;
    }
    
    .main-content {
        height: calc(100vh - 180px);
    }
}

/* 模式切换按钮 */
.mode-toggle {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 1000;
    color: var(--primary-color);
    transition: color 0.3s ease;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px var(--shadow-color);
    background-color: var(--card-bg);
}

.mode-toggle:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px var(--shadow-color);
}

.mode-toggle svg {
    width: 24px;
    height: 24px;
    color: var(--text-lighter-color);
    transition: color 0.3s ease;
}

/* 深色模式下的模式切换按钮 */
body.dark-mode .mode-toggle {
    background-color: var(--dark-card-bg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    color: var(--dark-primary-color);
}

body.dark-mode .mode-toggle:hover {
    background-color: #333;
}

body.dark-mode .mode-toggle svg {
    color: var(--dark-text-lighter-color);
}

/* 深色模式下主内容区域 */
body.dark-mode .main-content {
    background-color: #111111;
}

body.dark-mode .category-section {
    background-color: transparent;
    box-shadow: none;
}

body.dark-mode .category-header {
    border-bottom: none;
}

body.dark-mode .category-header h2 {
    color: #e0e0e0;
}

body.dark-mode .category-actions button {
    color: #777777;
}

body.dark-mode .category-actions button:hover {
    background-color: #2a2a2a;
    color: #a0a0a0;
}

/* 深色模式下的卡片样式 */
body.dark-mode .card {
    background: #202020;
    border-color: #2a2a2a;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

body.dark-mode .card .logo {
    background-color: #2a2a2a;
}

body.dark-mode .card .tag-name {
    color: #e0e0e0;
}

body.dark-mode .card .tag-url {
    color: #888888;
}

body.dark-mode .card .info-container {
    color: #e0e0e0;
}

body.dark-mode .card:hover {
    border-color: #404040;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

body.dark-mode .card .action-buttons button {
    color: #777777;
}

body.dark-mode .card .action-buttons button:hover {
    background-color: #2a2a2a;
    color: #a0a0a0;
}

body.dark-mode .empty-state {
    color: #777777;
    border-color: #333333;
    background-color: #1a1a1a;
}

.card:hover .action-buttons {
    display: flex;
}

.modal input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 98, 237, 0.1);
}

/* 页头样式 */
.page-header {
    display: none;
}

.search-container, 
.search-input-wrapper, 
.search-icon, 
#searchInput, 
.header-actions, 
.login-btn,
.wechat-login-container,
.login-tips,
.login-notification,
.login-btn.logged-in,
.user-avatar {
    display: none;
}

/* 全屏登录界面 */
.fullscreen-auth-screen {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #ffffff;
    z-index: 2000;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 30px;
}

.fullscreen-auth-screen.dark {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

/* 左下角登录提示区域 */
.login-prompt-section {
    padding: 12px;
    margin-top: auto;
    border-top: 1px solid #f0f0f0;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.login-prompt-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 12px;
    text-align: center;
}

.login-prompt-content p {
    margin: 0;
    font-size: 13px;
    color: #999;
}

.login-prompt-btn {
    width: 100%;
    padding: 10px 16px;
    background: linear-gradient(135deg, #3462ED, #0056b3);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(52, 98, 237, 0.25);
}

.login-prompt-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 98, 237, 0.4);
}

/* 用户信息显示区域 */
.user-info-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
}

.user-info-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    background: transparent;
    position: relative;
}

.user-info-header:hover {
    background-color: #f5f5f5;
}

.user-avatar-small {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3462ED, #0056b3);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
}

.user-info-text {
    flex: 1;
    min-width: 0;
}

.user-email-short {
    font-size: 13px;
    font-weight: 500;
    color: #333;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-status {
    font-size: 12px;
    color: #999;
    margin-top: 2px;
}

.user-menu-bottom {
    display: none;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid #f0f0f0;
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.2s ease;
}

.user-menu-bottom.show {
    display: flex;
    max-height: 200px;
}

.logout-btn-bottom {
    width: 100%;
    padding: 10px 16px;
    background: none;
    border: none;
    text-align: center;
    color: #ff4d4d;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    opacity: 0;
    transition: opacity 0.2s ease, background-color 0.2s ease;
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: auto;
    padding: 8px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logout-btn-bottom i {
    font-size: 18px;
}

.user-info-header:hover .logout-btn-bottom {
    opacity: 1;
}

.logout-btn-bottom:hover {
    background-color: rgba(255, 77, 77, 0.1);
}

/* 登录/注册弹窗样式 */
#authModal {
    width: 90%;
    max-width: 400px;
}

#authModal form {
    display: flex;
    flex-direction: column;
}

#authModal input {
    width: 100%;
    padding: 12px 14px;
    margin-bottom: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    background-color: var(--card-bg);
    color: var(--text-color);
    box-sizing: border-box;
    transition: all 0.2s ease;
}

#authModal input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 98, 237, 0.1);
}

#authModal input::placeholder {
    color: var(--text-light-color);
}

.auth-message {
    padding: 10px 12px;
    border-radius: 6px;
    font-size: 13px;
    margin-bottom: 12px;
    text-align: center;
    display: none;
}

.auth-message.error {
    display: block;
    background-color: #fff2f0;
    color: #ff4d4d;
    border: 1px solid #ffccc7;
}

.auth-message.success {
    display: block;
    background-color: #f6ffed;
    color: #52c41a;
    border: 1px solid #b7eb8f;
}

.auth-message.loading {
    display: block;
    background-color: #e6f7ff;
    color: #1890ff;
    border: 1px solid #91d5ff;
}

.auth-toggle {
    text-align: center;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.auth-toggle p {
    margin: 0;
    font-size: 13px;
    color: var(--text-light-color);
}

.auth-toggle a {
    color: var(--primary-color);
    text-decoration: none;
    cursor: pointer;
    font-weight: 500;
}

.auth-toggle a:hover {
    text-decoration: underline;
}

/* 深色模式下的登录样式 */
body.dark-mode .user-menu {
    background: var(--dark-card-bg);
    border-color: var(--dark-border-color);
}

body.dark-mode .user-info {
    border-color: var(--dark-border-color);
}

body.dark-mode .user-email {
    color: var(--dark-text-light-color);
}

body.dark-mode .user-avatar-large {
    background: linear-gradient(135deg, #4dabf7, #339af0);
    box-shadow: 0 2px 8px rgba(77, 171, 247, 0.2);
}

body.dark-mode .logout-btn {
    color: #ff4d4d;
}

body.dark-mode .logout-btn:hover {
    background-color: rgba(255, 77, 77, 0.1);
}

body.dark-mode .login-prompt {
    color: var(--dark-text-lighter-color);
}

body.dark-mode .login-prompt p {
    color: var(--dark-text-light-color);
}

body.dark-mode #authModal input {
    background-color: var(--dark-button-bg);
    border-color: var(--dark-border-color);
    color: var(--dark-text-color);
}

body.dark-mode #authModal input:focus {
    border-color: var(--dark-primary-color);
    box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.15);
}

body.dark-mode .auth-message.error {
    background-color: rgba(255, 77, 77, 0.1);
    color: #ff4d4d;
    border-color: rgba(255, 77, 77, 0.3);
}

body.dark-mode .auth-message.success {
    background-color: rgba(82, 196, 26, 0.1);
    color: #52c41a;
    border-color: rgba(82, 196, 26, 0.3);
}

body.dark-mode .auth-message.loading {
    background-color: rgba(24, 144, 255, 0.1);
    color: #1890ff;
    border-color: rgba(24, 144, 255, 0.3);
}

body.dark-mode .auth-toggle {
    border-color: var(--dark-border-color);
}

body.dark-mode .auth-toggle p {
    color: var(--dark-text-light-color);
}

body.dark-mode .auth-toggle a {
    color: var(--dark-primary-color);
}

body.dark-mode .user-info-header:hover {
    background-color: #2a2a2a;
}

body.dark-mode .user-email-short {
    color: #e0e0e0;
}

body.dark-mode .user-status {
    color: #888;
}

body.dark-mode .user-avatar-small {
    background: linear-gradient(135deg, #4dabf7, #339af0);
    box-shadow: 0 2px 8px rgba(77, 171, 247, 0.2);
}

body.dark-mode .user-menu-bottom {
    border-color: #2a2a2a;
}

body.dark-mode .logout-btn-bottom:hover {
    background-color: rgba(255, 77, 77, 0.1);
}