:root {
    --primary-color: #00a67d;
    --primary-light: #e6f7f3;
    --danger-color: #ff4757;
    --border-color: #edf2f7;
    --text-color: #2d3748;
    --text-secondary: #718096;
    --background: #f8fafc;
    --card-shadow: 0 2px 4px rgba(0,0,0,0.04);
    --hover-shadow: 0 4px 12px rgba(0,0,0,0.08);
    --container-width: 900px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background);
    min-height: 100vh;
    overflow-y: auto;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--spacing-md);
    min-height: 100vh;
    position: relative;
}

/* 标题样式优化 */
header {
    text-align: center;
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-lg);
    background: white;
    border-radius: 16px;
    box-shadow: var(--card-shadow);
}

h1 {
    font-size: 2em;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
    line-height: 1;
}

h2 {
    font-size: 1.5em;
    font-weight: 600;
    margin: var(--spacing-md) 0;
    color: var(--text-color);
}

/* 导航栏样式优化 */
nav {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    padding: 0;
}

/* 主要功能按钮 */
.primary-btn {
    background-color: var(--primary-color);
    color: white;
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--hover-shadow);
}

/* 次要功能按钮 */
.secondary-btn {
    background-color: white;
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.secondary-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: var(--primary-light);
}

/* 卡片添加表单优化 */
.add-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: 16px;
    box-shadow: var(--card-shadow);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-weight: 500;
}

textarea, input, select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.3s ease;
    background-color: white;
}

textarea:focus, input:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

textarea {
    height: 100px;
    resize: vertical;
}

/* 复习界面优化 */
.review {
    background: white;
    padding: var(--spacing-md);
    border-radius: 16px;
    box-shadow: var(--card-shadow);
}

.review-status {
    background: var(--primary-light);
    color: var(--primary-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 10px;
    text-align: center;
    font-weight: 500;
    margin: var(--spacing-sm) 0;
}

.card-content {
    font-size: 1.1em;
    line-height: 1.8;
    padding: var(--spacing-md);
}

.answer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px dashed var(--border-color);
}

/* 按钮组样式 */
.buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.show-answer-btn {
    background-color: var(--primary-color);
    color: white;
    min-width: 160px;
}

.known-btn, .unknown-btn {
    min-width: 120px;
    font-weight: 500;
}

.known-btn {
    background-color: var(--primary-color);
    color: white;
}

.unknown-btn {
    background-color: var(--danger-color);
    color: white;
}

/* 卡片列表整体样式优化 */
.card-list {
    padding: 16px;
    background: transparent;  /* 移除白色背景 */
    border-radius: 12px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

/* 单个卡片样式优化 */
.card-item {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.card-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* 卡片头部样式 */
.card-header {
    display: flex;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

/* 添加时间样式优化 */
.card-time {
    color: var(--text-secondary);
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: 0.8;
    background: var(--primary-light);
    padding: 4px 10px;
    border-radius: 20px;
}

/* 问题和答案区域样式优化 */
.card-front, .card-back {
    background: var(--background);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
}

/* 内容头部样式优化 */
.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
    pointer-events: none;
}

.content-header > * {
    pointer-events: auto;
}

/* 问题和答案标题样式 */
.content-header strong {
    font-size: 1.13rem;
    color: var(--primary-color);
    font-weight: 600;
    position: relative;
    padding-left: 12px;
}

.content-header strong::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 16px;
    background: var(--primary-color);
    border-radius: 2px;
}

/* 编辑按钮样式重写 */
.edit-content-btn {
    position: relative;
    z-index: 100;
    background: var(--primary-light);
    color: var(--primary-color);
    border: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 48px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    user-select: none;
}

.edit-content-btn:hover {
    background: var(--primary-color);
    color: white;
}

/* 内容区域样式 */
.content {
    font-size: 1.13rem;
    line-height: 1.6;
    padding: 12px 15px;
    background: white;
    border-radius: 8px;
    color: var(--text-color);
    position: relative;
    z-index: 1;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* 卡片底部操作区样式优化 */
.card-actions {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

/* 卡组选择下拉框样式 */
.card-actions select {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-color);
    background: white;
    cursor: pointer;
    min-width: 100px;
    max-width: 160px;
    transition: all 0.2s ease;
}

.card-actions select:hover {
    border-color: var(--primary-color);
}

.card-actions select:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 2px var(--primary-light);
}

/* 删除按钮样式 */
.card-actions .delete-btn {
    padding: 6px 16px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    background: white;
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.card-actions .delete-btn:hover {
    background: var(--danger-color);
    color: white;
}

/* 编辑状态样式优化 */
.content-edit {
    margin-top: 8px;
}

.content-edit textarea {
    width: 100%;
    min-height: 100px;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1.13rem;
    resize: vertical;
    margin-bottom: 12px;
}

.content-edit textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 2px var(--primary-light);
}

/* 编辑操作按钮组 */
.edit-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.edit-actions button {
    padding: 6px 16px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.save-btn {
    background: var(--primary-color);
    color: white;
    border: none;
}

.cancel-btn {
    background: white;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

/* 移动端适配 */
@media (max-width: 768px) {
    nav {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .container {
        padding: 10px;
    }

    .primary-btn, .secondary-btn {
        padding: 8px 12px;
        font-size: 13px;
        height: 36px;
    }

    .card-content {
        padding: 12px;
    }

    .buttons {
        flex-direction: column;
        gap: 10px;
    }

    .buttons button {
        width: 100%;
    }

    .add-card form {
        padding: 10px;
    }

    .add-card textarea {
        min-height: 80px;
    }
}

@media (max-width: 480px) {
    nav {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }

    .logo-title {
        margin-bottom: 12px;
    }

    h1 {
        font-size: 1.5em;
    }

    .card-item {
        padding: 12px;
    }

    .content {
        padding: 10px;
    }
}

.card-time {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.9em;
    margin-bottom: var(--spacing-sm);
}

.card-time span {
    background: var(--primary-light);
    padding: 2px 6px;
    border-radius: 6px;
    font-size: 0.85em;
}

/* 统一按钮基础样式 */
button, .import-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 14px;  /* 统一字号 */
    font-weight: 500;
    transition: all 0.3s ease;
    height: 42px;     /* 统一高度 */
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    font-family: inherit; /* 继承字体 */
}

/* 修改导入按钮样式 */
.import-btn {
    position: relative;
    overflow: hidden;
    background-color: white;
    color: var(--text-color);
    border: 1px solid var(--border-color) !important; /* 强制添加边框 */
    padding: 12px 24px;
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

.import-btn:hover {
    border-color: var(--primary-color) !important;
    color: var(--primary-color);
    background-color: var(--primary-light);
}

.import-btn input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

/* 确保导航栏中所有按钮大小一致 */
nav button, nav .import-btn {
    width: 100%;
    margin: 0;
    font-size: 14px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 响应式调整 */
@media (max-width: 768px) {
    button, .import-btn {
        font-size: 13px;  /* 小屏幕时略微减小字号 */
        padding: 10px 20px;
    }
}

/* 卡组管理页面样式优化 */
.projects {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
}

.projects h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-light);
}

/* 添加卡组表单样式 */
.add-project-form {
    margin-bottom: 24px;
    background: var(--primary-light);
    padding: 16px;
    border-radius: 8px;
}

.add-project-form form {
    display: flex;
    gap: 12px;
}

.add-project-form input {
    flex: 1;
    height: 42px;
    padding: 8px 16px;
    border: 2px solid transparent;
    border-radius: 8px;
    font-size: 14px;
    background: white;
}

.add-project-form input:focus {
    border-color: var(--primary-color);
    outline: none;
}

.add-project-btn {
    background: var(--primary-color);
    color: white;
    padding: 0 24px;
    border-radius: 8px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.add-project-btn:hover {
    background: #008c69;
}

/* 卡组列表样式 */
.projects-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.project-item {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.project-item:hover {
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.project-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
}

.project-main {
    display: flex;
    align-items: center;
    gap: 12px;
}

.project-name {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-color);
}

.card-count {
    background: var(--primary-light);
    color: var(--primary-color);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 500;
}

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

.project-actions button {
    height: 32px;
    padding: 0 12px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.edit-btn {
    background: var(--primary-light);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.edit-btn:hover {
    background: var(--primary-color);
    color: white;
}

.delete-btn {
    background: white;
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.delete-btn:hover {
    background: var(--danger-color);
    color: white;
}

/* 编辑状态样式 */
.project-edit {
    display: flex;
    gap: 12px;
    padding: 16px;
}

.project-edit input {
    flex: 1;
    height: 36px;
    padding: 8px 12px;
    border: 2px solid var(--primary-color);
    border-radius: 6px;
    font-size: 14px;
}

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

/* 移动端适配 */
@media (max-width: 480px) {
    .add-project-form form {
        flex-direction: column;
    }
    
    .project-content {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    
    .project-actions {
        justify-content: flex-end;
    }
    
    .project-edit {
        flex-direction: column;
    }
}

/* 添加卡片表单的保存按钮样式 */
.add-card form button[type="submit"] {
    background: var(--primary-color);
    color: white;
    padding: 0 24px;
    border-radius: 8px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    height: 42px;
}

.add-card form button[type="submit"]:hover {
    background: #008c69;
}

/* 添加编辑对话框样式 */
.edit-dialog {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.edit-dialog-content {
    background: white;
    padding: 24px;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.edit-dialog .form-group {
    margin-bottom: 16px;
}

.edit-dialog textarea {
    width: 100%;
    min-height: 100px;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1.13rem;
    resize: vertical;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.edit-dialog-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 20px;
}

.edit-dialog-actions button {
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

/* 编辑按钮样式优化 */
.edit-content-btn {
    background: var(--primary-light);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.edit-content-btn:hover {
    background: var(--primary-color);
    color: white;
}

/* 添加或修改筛选相关样式 */
.project-select {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.project-select label {
    color: var(--text-color);
    font-weight: 500;
    margin: 0;  /* 重置 margin */
    white-space: nowrap;
}

.project-select select {
    flex: 1;
    padding: 8px 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-color);
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
    max-width: 300px;  /* 限制最大宽度 */
}

.project-select select:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* 页脚样式 */
.footer {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    border-top: 1px solid var(--border-color);
}

.footer p {
    margin: 5px 0;
}

/* 动端适配 */
@media (max-width: 768px) {
    .footer {
        padding: 15px;
        margin-top: 30px;
        font-size: 13px;
    }
}

/* Logo 和标题样式优化 */
.logo-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.logo {
    font-size: 2.5em;
    line-height: 1;
    position: relative;
    top: 50%;
    transform-origin: center;
    animation: logoFloat 3s ease-in-out infinite;
}

/* 修改Logo悬浮动画 */
@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .logo {
        font-size: 2em;
    }
    
    h1 {
        font-size: 1.8em;
    }
}

/* 下拉菜单样式 */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    width: 100%;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1000;
    min-width: 160px;
    padding: 8px 0;
    margin: 4px 0 0;
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-item {
    display: block;
    width: 100%;
    padding: 8px 16px;
    border: none;
    background: none;
    text-align: left;
    font-size: 14px;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .dropdown-menu {
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 90%;
        max-width: 300px;
        background: white;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    }

    .dropdown-item {
        padding: 12px 16px;
        text-align: center;
    }
}

/* 底部按钮组样式统一 */
nav {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    padding: 0;
}

/* 统一所有底部按钮的基础样式 */
nav .secondary-btn,
nav .dropdown-toggle,
nav .import-btn,
nav label.import-btn {
    width: 100%;
    height: 42px;
    padding: 0 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: white;
    color: var(--text-color);
    margin: 0;
    box-sizing: border-box;
    white-space: nowrap;
    text-align: center;
}

/* 移动端适配 */
@media (max-width: 768px) {
    nav {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    nav .secondary-btn,
    nav .dropdown-toggle,
    nav .import-btn,
    nav label.import-btn {
        height: 36px;
        font-size: 13px;
        padding: 0 8px;
    }

    /* 确保最后一行按钮对齐 */
    nav > *:nth-last-child(-n+4) {
        margin-top: 0;
    }
}

/* 导入按钮特殊处理 */
.import-btn input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

/* 悬浮按钮样式 */
.scroll-buttons {
    position: fixed;
    right: 20px;
    bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1000;
}

.scroll-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    opacity: 0.8;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.scroll-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .scroll-buttons {
        right: 15px;
        bottom: 15px;
    }

    .scroll-btn {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }
}

/* 编辑器工具栏样式 */
.editor-toolbar {
    display: flex;
    gap: 8px;
    padding: 8px;
    background: var(--primary-light);
    border-radius: 6px 6px 0 0;
    border: 1px solid var(--border-color);
    border-bottom: none;
}

.toolbar-btn {
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: white;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toolbar-btn:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
}

/* 编辑器样式统一 */
.editor {
    min-height: 100px;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: white;
    overflow-y: auto;
    line-height: 1.6;
    font-size: 1.13rem;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.editor:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-light);
}

/* 添加卡片表单标签样式 */
.add-card .form-group label {
    font-size: 1.13rem;  /* 与卡片列表标题字号一致 */
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 12px;
}

/* 浮动工具栏样式 */
.floating-toolbar {
    position: absolute;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 4px;
    display: flex;
    gap: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transform: translateY(-100%);
    margin-top: -8px;
}

.form-group {
    position: relative;
}

/* 编辑器样式调整 */
.editor {
    min-height: 100px;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: white;
    overflow-y: auto;
    line-height: 1.6;
    font-size: 1.13rem;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.editor:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-light);
}