/*
 * Johari Window 測驗系統 主要樣式表
 * 設計風格：沉穩書齋風
 */

/* 設計 Token */
:root {
    /* 色彩 */
    --c-primary: #2B3A4E;
    --c-primary-light: #3D5167;
    --c-accent: #C68B3F;
    --c-accent-dark: #A87430;
    --c-accent-light: #D4A55A;
    --c-bg: #F7F4EF;
    --c-bg-alt: #EDE8E0;
    --c-surface: #FDFBF7;
    --c-text: #2B2B2B;
    --c-text-secondary: #5C5C5C;
    --c-text-muted: #8A8A8A;
    --c-border: #DDD5CA;
    --c-border-light: #E8E2D8;

    /* 四象限 */
    --c-public-bg: #D4E5D0;
    --c-public-text: #2D5016;
    --c-blind-bg: #F5E6CC;
    --c-blind-text: #6B4E2A;
    --c-facade-bg: #D6E4ED;
    --c-facade-text: #1B4B66;
    --c-unknown-bg: #E8E0D8;
    --c-unknown-text: #4A4040;

    /* 字體 */
    --font-heading: 'Noto Serif TC', 'DM Serif Display', Georgia, serif;
    --font-body: 'Noto Sans TC', 'Helvetica Neue', sans-serif;

    /* 陰影 */
    --shadow-sm: 0 2px 8px rgba(43, 58, 78, 0.06);
    --shadow-md: 0 4px 16px rgba(43, 58, 78, 0.08);
    --shadow-lg: 0 8px 24px rgba(43, 58, 78, 0.12);
}

/* 重置樣式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--c-text);
    background-color: var(--c-bg);
}

a {
    color: var(--c-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--c-accent-dark);
}

/* 麵包屑導航 */
.breadcrumb {
    padding: 12px 0;
    font-size: 14px;
    color: #888;
}

.breadcrumb a {
    color: var(--c-accent);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb-sep {
    margin: 0 6px;
    color: #ccc;
}

.breadcrumb-current {
    color: #555;
}

ul,
ol {
    list-style-position: inside;
    margin-bottom: 1rem;
}

/* 容器 */
.container {
    width: 100%;
    max-width: 1200px;
    padding: 0 15px;
    margin: 0 auto;
}

/* 頁頭 */
.header {
    background-color: var(--c-surface);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--c-primary);
    font-family: var(--font-heading);
}

.logo a {
    color: inherit;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
}

.nav-item {
    margin-left: 1.5rem;
}

/* 主要內容 */
.main-content {
    padding: 2rem 0;
    min-height: calc(100vh - 140px);
}

/* 頁腳 */
.footer {
    background-color: var(--c-primary);
    color: #ecf0f1;
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.footer-section {
    flex: 1;
    margin-right: 2rem;
    min-width: 200px;
    margin-bottom: 1rem;
}

.footer-section:last-child {
    margin-right: 0;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #fff;
}

.footer a {
    color: #ecf0f1;
}

.footer a:hover {
    color: var(--c-accent);
}

.copyright {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

/* 按鈕樣式 */
.btn {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background-color: var(--c-primary);
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.btn:disabled,
.btn-disabled {
    background-color: var(--c-text-muted);
    cursor: not-allowed;
    opacity: 0.65;
}

.btn:hover {
    background-color: var(--c-primary-light);
    color: #fff;
}

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

.btn-success {
    background-color: #2ecc71;
}

.btn-success:hover {
    background-color: #27ae60;
}

.btn-danger {
    background-color: #e74c3c;
}

.btn-danger:hover {
    background-color: #c0392b;
}

.btn-secondary {
    background-color: #95a5a6;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
}

.btn-block {
    display: block;
    width: 100%;
}

/* 表單樣式 */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--c-border);
    border-radius: 4px;
    font-size: 1rem;
}

.form-control:focus {
    border-color: var(--c-accent);
    outline: none;
    box-shadow: 0 0 0 2px rgba(198, 139, 63, 0.25);
}

.form-error {
    color: #e74c3c;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* 卡片樣式 */
.card {
    background-color: var(--c-surface);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.card-header {
    padding: 1rem 1.5rem;
    background-color: var(--c-bg-alt);
    border-bottom: 1px solid var(--c-border-light);
    font-weight: bold;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1rem 1.5rem;
    background-color: var(--c-bg-alt);
    border-top: 1px solid var(--c-border-light);
}

/* 提示訊息 */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* 表格樣式 */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}

.table th,
.table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--c-border-light);
    text-align: left;
}

.table th {
    background-color: var(--c-bg-alt);
    font-weight: bold;
}

.table tr:hover {
    background-color: var(--c-bg-alt);
}

/* 關鍵字選擇器樣式 */
.keywords-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.keyword-item {
    position: relative;
    padding: 1rem;
    border: 1px solid var(--c-border);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    user-select: none;
}

.keyword-item:hover {
    border-color: var(--c-accent);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.keyword-item.selected {
    background-color: rgba(198, 139, 63, 0.08);
    border-color: var(--c-accent);
}

.keyword-item.selected::after {
    content: '✓';
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    color: var(--c-accent);
    font-weight: bold;
}

.keywords-counter {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--c-text-secondary);
}

/* 四象限樣式 */
.quadrant-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.quadrant {
    border-radius: 8px;
    padding: 1.5rem;
    min-height: 200px;
}

.public-self {
    background-color: var(--c-public-bg);
}

.blind-spot {
    background-color: var(--c-blind-bg);
}

.facade {
    background-color: var(--c-facade-bg);
}

.unknown {
    background-color: var(--c-unknown-bg);
}

.quadrant-title {
    font-weight: bold;
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.quadrant-description {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    color: #555;
}

.keyword-tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 4px;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

/* 分享選項 */
.share-options {
    margin-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.share-option {
    text-align: center;
}

.share-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--c-primary);
    color: white;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    transition: background-color 0.3s ease;
}

.share-button:hover {
    background-color: var(--c-primary-light);
}

.share-label {
    font-size: 0.8rem;
    color: #666;
}

/* ===== 響應式樣式 ===== */

/* 平板 (max-width: 768px) */
@media (max-width: 768px) {

    /* Header 改進 */
    .header {
        padding: 0.75rem 0;
    }

    .header-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .logo {
        font-size: 1.2rem;
    }

    .nav-menu {
        gap: 0.5rem;
        margin: 0;
    }

    .nav-item {
        margin-left: 0;
    }

    .nav-item a {
        font-size: 0.9rem;
        padding: 0.5rem;
    }

    /* 主要內容區域 */
    .main-content {
        padding: 1rem 0;
    }

    .container {
        padding: 0 12px;
    }

    /* 四象限改進 */
    .quadrant-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .quadrant {
        padding: 1.25rem;
        min-height: auto;
    }

    .quadrant-title {
        font-size: 1.1rem;
    }

    .quadrant-description {
        font-size: 0.85rem;
        line-height: 1.5;
    }

    /* 關鍵字選擇器 */
    .keywords-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .keyword-item {
        padding: 0.875rem;
        font-size: 0.95rem;
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
    }

    /* 表單優化 */
    .form-control {
        padding: 0.875rem;
        font-size: 16px;
        /* 防止 iOS 自動縮放 */
    }

    .form-group {
        margin-bottom: 1.25rem;
    }

    /* 按鈕改進 */
    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 1rem;
        min-height: 48px;
    }

    .btn-block {
        width: 100%;
    }

    /* 卡片樣式 */
    .card-body {
        padding: 1.25rem;
    }

    .card-header,
    .card-footer {
        padding: 0.875rem 1.25rem;
    }

    /* Footer 改進 */
    .footer-content {
        flex-direction: column;
    }

    .footer-section {
        margin-right: 0;
        margin-bottom: 1.5rem;
    }

    .footer-section:last-child {
        margin-bottom: 0;
    }

    /* 分享區域 */
    .share-options {
        gap: 0.75rem;
    }

    .share-button {
        width: 48px;
        height: 48px;
        font-size: 1.3rem;
    }

    /* 表格響應式 */
    .table {
        font-size: 0.9rem;
    }

    .table th,
    .table td {
        padding: 0.625rem;
    }
}

/* 手機 (max-width: 576px) */
@media (max-width: 576px) {

    /* 全局調整 */
    body {
        font-size: 15px;
    }

    /* Header 手機版 */
    .header {
        padding: 0.625rem 0;
    }

    .header-content {
        flex-wrap: nowrap;
    }

    .logo {
        font-size: 1.1rem;
        flex-shrink: 0;
    }

    .nav-menu {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .nav-menu::-webkit-scrollbar {
        display: none;
    }

    .nav-item a {
        font-size: 0.85rem;
        padding: 0.4rem 0.5rem;
        white-space: nowrap;
    }

    /* 容器間距 */
    .container {
        padding: 0 10px;
    }

    .main-content {
        padding: 0.75rem 0;
    }

    /* 四象限手機優化 */
    .quadrant {
        padding: 1rem;
        border-radius: 6px;
    }

    .quadrant-title {
        font-size: 1rem;
        margin-bottom: 0.375rem;
    }

    .quadrant-description {
        font-size: 0.8rem;
        margin-bottom: 0.75rem;
    }

    .keyword-tag {
        padding: 0.375rem 0.625rem;
        font-size: 0.85rem;
        margin-right: 0.375rem;
        margin-bottom: 0.375rem;
    }

    /* 關鍵字選擇器手機版 */
    .keywords-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }

    .keyword-item {
        padding: 0.75rem 0.5rem;
        font-size: 0.875rem;
        border-radius: 6px;
    }

    .keyword-item:hover {
        transform: none;
        /* 手機上移除 hover 效果 */
    }

    .keyword-item.selected {
        box-shadow: 0 0 0 2px var(--c-accent);
    }

    .keywords-counter {
        font-size: 0.85rem;
        padding: 0.5rem;
        background-color: var(--c-bg-alt);
        border-radius: 4px;
        text-align: center;
    }

    /* 表單手機版 */
    .form-label {
        font-size: 0.95rem;
        margin-bottom: 0.375rem;
    }

    .form-control {
        padding: 0.75rem;
        border-radius: 6px;
    }

    .form-error {
        font-size: 0.85rem;
    }

    /* 按鈕手機版 */
    .btn {
        padding: 0.875rem 1rem;
        font-size: 1rem;
        border-radius: 6px;
        width: 100%;
    }

    .btn-primary,
    .btn-success {
        font-weight: 600;
    }

    /* 提示訊息 */
    .alert {
        padding: 0.875rem;
        font-size: 0.9rem;
    }

    /* 卡片手機版 */
    .card {
        border-radius: 6px;
        margin-bottom: 1rem;
    }

    .card-body {
        padding: 1rem;
    }

    .card-header,
    .card-footer {
        padding: 0.75rem 1rem;
    }

    /* Footer 手機版 */
    .footer {
        padding: 1.5rem 0;
    }

    .footer-section h3 {
        font-size: 1rem;
        margin-bottom: 0.75rem;
    }

    .footer-section p,
    .footer-section li {
        font-size: 0.9rem;
    }

    .copyright {
        font-size: 0.8rem;
        margin-top: 1.5rem;
    }

    /* 分享按鈕手機版 */
    .share-options {
        gap: 0.625rem;
    }

    .share-button {
        width: 52px;
        height: 52px;
        font-size: 1.4rem;
    }

    .share-label {
        font-size: 0.75rem;
    }

    /* 表格手機版 */
    .table {
        font-size: 0.85rem;
    }

    .table th,
    .table td {
        padding: 0.5rem;
    }
}

/* 極小螢幕 (max-width: 375px) */
@media (max-width: 375px) {
    .logo {
        font-size: 1rem;
    }

    .nav-item a {
        font-size: 0.8rem;
        padding: 0.35rem 0.4rem;
    }

    .keywords-container {
        grid-template-columns: 1fr 1fr;
        gap: 0.4rem;
    }

    .keyword-item {
        padding: 0.625rem 0.375rem;
        font-size: 0.8rem;
    }

    .quadrant-title {
        font-size: 0.95rem;
    }

    .quadrant-description {
        font-size: 0.75rem;
    }

    .btn {
        padding: 0.75rem 0.875rem;
        font-size: 0.95rem;
    }
}

/* 觸控優化 - 適用於所有觸控設備 */
@media (hover: none) and (pointer: coarse) {
    .keyword-item {
        transition: background-color 0.15s ease, border-color 0.15s ease;
    }

    .keyword-item:active {
        background-color: rgba(198, 139, 63, 0.08);
        transform: scale(0.98);
    }

    .btn:active {
        transform: scale(0.98);
    }

    .share-button:active {
        transform: scale(0.95);
    }

    /* 移除不需要的 hover 效果 */
    .keyword-item:hover {
        transform: none;
        box-shadow: none;
    }

    .btn:hover {
        transform: none;
    }
}

/* ===== Shared Test & Peer Styles (from show.php) ===== */

/* New Test Header Styles */
.test-header-new {
    background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-light) 100%);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    text-align: center;
    color: white;
}

.test-time-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.test-main-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.test-subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
    color: rgba(255, 255, 255, 0.95);
}

/* New Instructions Styles */
.test-instructions-new {
    background: var(--c-bg-alt);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.instruction-header h2 {
    font-size: 1.4rem;
    color: var(--c-text);
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
}

.instruction-text {
    color: var(--c-text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.instruction-hint {
    color: var(--c-accent);
    font-size: 0.9rem;
}

.benefit-pills {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.benefit-pill {
    background: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    color: #28a745;
    border: 1px solid #e0e0e0;
}

/* Progress Bar Styles */
.selection-progress-bar {
    background: var(--c-surface);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--c-border);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.progress-title {
    font-weight: 600;
    color: #333;
}

.progress-count {
    font-weight: 700;
    color: var(--c-accent);
}

.progress-track {
    height: 8px;
    background: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--c-primary), var(--c-primary-light));
    border-radius: 4px;
    transition: width 0.3s ease;
}

.progress-hint {
    font-size: 0.85rem;
    color: #666;
    margin-top: 0.5rem;
    text-align: center;
}

.progress-hint.complete {
    color: #28a745;
    font-weight: 600;
}

.keywords-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.selection-status {
    font-size: 0.85rem;
    color: #666;
}

/* Base Keywords Container (Desktop) */
.keywords-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.keyword-item {
    background-color: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: 4px;
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    user-select: none;
}

.keyword-item:hover {
    border-color: var(--c-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.keyword-item.selected {
    background-color: rgba(198, 139, 63, 0.08);
    border-color: var(--c-accent);
}

.keyword-item.selected::after {
    content: '✓';
    color: var(--c-accent);
    font-weight: bold;
    float: right;
}

.keywords-counter {
    margin-top: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #666;
}

/* Success Page New Styles */
.result-container-centered {
    display: flex;
    justify-content: center;
    padding: 2rem 1rem;
}

.success-card {
    background: var(--c-surface);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-md);
}

.success-icon-large {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    animation: bounce 2s infinite;
}

.success-title {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--c-text);
    font-weight: 700;
    font-family: var(--font-heading);
}

.success-message {
    color: var(--c-text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.result-actions-vertical {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Reusing Hero CTA style but ensuring it works here */
.hero-cta-btn {
    display: block;
    background: var(--c-accent);
    color: white;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1.2rem;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 15px rgba(198, 139, 63, 0.35);
    border: none;
    cursor: pointer;
    text-align: center;
}

.hero-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(198, 139, 63, 0.45);
    color: white;
    text-decoration: none;
}

.cta-subtext {
    display: block;
    font-size: 0.85rem;
    font-weight: normal;
    opacity: 0.9;
    margin-top: 0.2rem;
}

.full-width-btn {
    width: 100%;
    box-sizing: border-box;
}

.btn-outline-secondary {
    border: 2px solid var(--c-border);
    color: var(--c-text-secondary);
    background: transparent;
    padding: 0.8rem;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-outline-secondary:hover {
    border-color: var(--c-accent);
    background: var(--c-bg-alt);
    color: var(--c-text);
}

.rounded-pill {
    border-radius: 50px;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-20px);
    }

    60% {
        transform: translateY(-10px);
    }
}

/* ===== About Page New Styles ===== */

.about-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.about-hero {
    text-align: center;
    padding: 3rem 1rem;
    background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-light) 100%);
    color: white;
    border-radius: 16px;
    margin-bottom: 3rem;
    box-shadow: var(--shadow-lg);
}

.about-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
}

.hero-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
}

.about-section {
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2rem;
    color: var(--c-text);
    margin-bottom: 1rem;
    font-weight: 700;
    font-family: var(--font-heading);
}

.section-desc {
    font-size: 1.1rem;
    color: var(--c-text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

.intro-block {
    margin-bottom: 2.5rem;
}

/* 2x2 Quadrant Grid */
.johari-grid-explainer {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.explainer-card {
    background: var(--c-surface);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease;
    border-top: 4px solid transparent;
}

.explainer-card:hover {
    transform: translateY(-3px);
}

.explainer-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--c-text);
    font-family: var(--font-heading);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.card-tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: #f0f2f5;
    border-radius: 20px;
    font-size: 0.85rem;
    color: #555;
    margin-bottom: 1rem;
    font-weight: 600;
}

.card-tag.tag-highlight {
    background: #fff3cd;
    color: #856404;
}

.explainer-card p {
    color: var(--c-text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Quadrant Specific Colors */
.public-self-card {
    border-top-color: #5A8C46;
    background: var(--c-public-bg);
}

.blind-spot-card {
    border-top-color: var(--c-accent);
    background: var(--c-blind-bg);
}

.hidden-self-card {
    border-top-color: #3A7CA5;
    background: var(--c-facade-bg);
}

.unknown-self-card {
    border-top-color: #7A7068;
    background: var(--c-unknown-bg);
}

/* Storytelling Section */
.highlight-section {
    background: var(--c-bg-alt);
    padding: 3rem;
    border-radius: 16px;
}

.highlight-box {
    background: var(--c-surface);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--c-accent);
    margin: 1.5rem 0;
    box-shadow: var(--shadow-sm);
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--c-text);
}

.story-text {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #444;
}

/* About CTA Section */
.about-cta-section {
    padding: 3rem 1rem;
    max-width: 800px;
    margin: 0 auto 2rem;
}

.about-cta-section h2 {
    font-size: 2rem;
    color: var(--c-text);
    margin-bottom: 1rem;
    font-family: var(--font-heading);
}

.about-cta-section p {
    font-size: 1.1rem;
    color: var(--c-text-secondary);
    margin-bottom: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
    .johari-grid-explainer {
        grid-template-columns: 1fr;
    }

    .about-hero h1 {
        font-size: 2rem;
    }

    .highlight-section {
        padding: 2rem 1.5rem;
    }
}

/* Origins Section (New) */
.origin-section {
    background: var(--c-surface);
    padding: 3rem 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--c-border-light);
    margin-top: 4rem;
}

.badge-origin {
    display: inline-block;
    background: #e9ecef;
    color: #495057;
    padding: 0.4rem 1rem;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.origin-content h2 {
    font-size: 1.8rem;
    color: var(--c-text);
    margin-bottom: 1rem;
    font-family: var(--font-heading);
}

.origin-content p {
    color: var(--c-text-secondary);
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto 1rem;
}

.origin-content strong {
    color: var(--c-accent);
}

/* ===== English Keyword Toggle Styles ===== */
.keyword-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

/* Toggle Switch */
.toggle-switch {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: #666;
    user-select: none;
}

.toggle-input {
    display: none;
}

.toggle-slider {
    position: relative;
    width: 40px;
    height: 20px;
    background-color: #ccc;
    border-radius: 20px;
    transition: 0.3s;
}

.toggle-slider:before {
    content: "";
    position: absolute;
    height: 16px;
    width: 16px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    border-radius: 50%;
    transition: 0.3s;
}

.toggle-input:checked+.toggle-slider {
    background-color: var(--c-accent);
}

.toggle-input:checked+.toggle-slider:before {
    transform: translateX(20px);
}

/* English Keyword Text */
.keyword-en {
    display: none;
    font-size: 0.8rem;
    color: #888;
    margin-top: 2px;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    letter-spacing: 0.5px;
}

/* Show EN class added by JS */
.keywords-container.show-en .keyword-en {
    display: block;
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-3px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Homepage Styles (moved from inline) ===== */

/* ===== New Hero Section Styles ===== */
.hero-section-new {
    position: relative;
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-light) 100%);
    border-radius: 16px;
    margin-bottom: 3rem;
    overflow: hidden;
    color: white;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-headline {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    font-family: var(--font-heading);
    letter-spacing: 0.02em;
}

.hero-subheadline {
    font-size: 1.3rem;
    opacity: 0.95;
    margin-bottom: 2rem;
}

.hero-value-props {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.value-prop {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    padding: 0.6rem 1.2rem;
    border-radius: 30px;
    backdrop-filter: blur(5px);
}

.value-icon {
    font-size: 1.25rem;
}

.value-text {
    font-size: 0.95rem;
    font-weight: 500;
}

.hero-cta-section {
    margin-bottom: 2.5rem;
}

.hero-cta-btn {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 1.25rem 3rem;
    background: var(--c-accent);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1.3rem;
    font-weight: 700;
    box-shadow: 0 8px 24px rgba(198, 139, 63, 0.35);
    transition: all 0.3s ease;
}

.hero-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(198, 139, 63, 0.45);
    color: white;
}

.cta-subtext {
    font-size: 0.85rem;
    font-weight: 400;
    opacity: 0.85;
    margin-top: 0.25rem;
}

.hero-social-proof {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.social-stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* ===== New Themes Section Styles ===== */
.themes-section-new {
    margin-bottom: 3rem;
    padding-top: 1rem;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    color: var(--c-text);
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
}

.section-subtitle {
    text-align: center;
    color: var(--c-text-secondary);
    margin-bottom: 2rem;
}

.themes-grid-new {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.theme-card-new {
    position: relative;
    background: var(--c-surface);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--c-border-light);
}

.theme-card-new:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--c-accent);
}

.theme-card-new.featured {
    border-left: 4px solid var(--c-accent);
}

.theme-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: var(--c-accent);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.theme-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.theme-title {
    font-size: 1.4rem;
    color: var(--c-text);
    margin-bottom: 0.75rem;
    font-family: var(--font-heading);
}

.theme-desc {
    color: var(--c-text-secondary);
    line-height: 1.6;
    flex-grow: 1;
    margin-bottom: 1rem;
}

.theme-features {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.feature-item {
    font-size: 0.85rem;
    color: var(--c-text-muted);
}

.theme-cta-btn {
    display: block;
    text-align: center;
    background: var(--c-primary);
    color: white;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.theme-cta-btn:hover {
    background: var(--c-primary-light);
    color: white;
}

/* ===== Responsive Styles ===== */
@media (max-width: 768px) {
    .hero-section-new {
        padding: 2.5rem 1.5rem;
        border-radius: 16px;
    }

    .hero-headline {
        font-size: 1.75rem;
    }

    .hero-subheadline {
        font-size: 1rem;
    }

    .hero-value-props {
        gap: 0.75rem;
    }

    .value-prop {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }

    .hero-cta-btn {
        padding: 1rem 2rem;
        font-size: 1.1rem;
    }

    .hero-social-proof {
        gap: 1.5rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .themes-grid-new {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .theme-card-new {
        padding: 1.5rem;
    }
}

/* Old styles kept for other pages */
.hero-section {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
}

.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
}

.hero-description {
    max-width: 800px;
    margin: 0 auto;
}

.themes-section {
    margin-bottom: 3rem;
}

.themes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.theme-card {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.theme-card h3 {
    margin-bottom: 1rem;
}

.theme-card p {
    flex-grow: 1;
    margin-bottom: 1rem;
}

.theme-meta {
    margin-bottom: 1.5rem;
}

.theme-meta-item {
    display: inline-block;
    margin-right: 1rem;
    font-size: 0.9rem;
    color: #666;
}

.how-it-works {
    margin-bottom: 3rem;
}

.steps {
    margin-top: 1.5rem;
}

.step {
    display: flex;
    margin-bottom: 1.5rem;
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background-color: var(--c-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-right: 1rem;
    font-family: var(--font-heading);
}

.step-content h3 {
    margin-bottom: 0.5rem;
}

.johari-explanation {
    margin-bottom: 3rem;
}

.quadrants-intro {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.quadrant-intro {
    border-radius: 8px;
    padding: 1.5rem;
}

.quadrant-intro h3 {
    margin-bottom: 0.5rem;
}

.quadrant-intro p:first-of-type {
    font-style: italic;
    margin-bottom: 1rem;
}

@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }

    .steps {
        padding-left: 1rem;
    }
}

/* ===== Guide Pages ===== */
.guide-index-container {
    max-width: 1000px;
    margin: 0 auto;
}

.guide-index-hero {
    text-align: center;
    padding: 3rem 1rem 2rem;
}

.guide-index-hero h1 {
    font-size: 2rem;
    color: var(--c-text);
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
}

.guide-index-hero .hero-subtitle {
    color: var(--c-text-secondary);
    font-size: 1.1rem;
}

.guide-section {
    margin-bottom: 2.5rem;
}

.guide-section-title {
    font-size: 1.3rem;
    color: var(--c-primary);
    border-left: 4px solid var(--c-accent);
    padding-left: 12px;
    margin-bottom: 1.2rem;
    font-family: var(--font-heading);
}

.guide-index-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.2rem;
}

.guide-card {
    display: block;
    background: var(--c-surface);
    border: 1px solid var(--c-border-light);
    border-radius: 8px;
    padding: 1.5rem;
    text-decoration: none;
    color: var(--c-text);
    transition: box-shadow 0.2s, transform 0.2s;
}

.guide-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--c-accent);
}

.guide-card h3 {
    font-size: 1.05rem;
    color: var(--c-text);
    margin: 0 0 0.5rem;
    font-family: var(--font-heading);
}

.guide-card p {
    font-size: 0.9rem;
    color: var(--c-text-secondary);
    line-height: 1.6;
    margin: 0 0 0.8rem;
}

.guide-card-link {
    font-size: 0.85rem;
    color: var(--c-accent);
    font-weight: 500;
}

/* 指南文章頁 */
.guide-container {
    max-width: 800px;
    margin: 0 auto;
}

.guide-hero {
    text-align: center;
    padding: 2.5rem 1rem 2rem;
}

.guide-hero h1 {
    font-size: 1.8rem;
    color: var(--c-text);
    margin-bottom: 0.5rem;
    line-height: 1.4;
    font-family: var(--font-heading);
}

.guide-meta {
    color: #999;
    font-size: 0.85rem;
}

.guide-toc {
    background: var(--c-bg-alt);
    border-radius: 8px;
    padding: 1.2rem 1.5rem;
    margin-bottom: 2rem;
}

.guide-toc h2 {
    font-size: 1rem;
    margin: 0 0 0.8rem;
    color: var(--c-text);
    border: none;
    padding: 0;
}

.guide-toc ol {
    margin: 0;
    padding-left: 1.2rem;
}

.guide-toc li {
    margin-bottom: 0.4rem;
}

.guide-toc a {
    color: var(--c-accent);
    text-decoration: none;
    font-size: 0.9rem;
}

.guide-toc a:hover {
    text-decoration: underline;
}

.guide-content {
    line-height: 1.8;
    color: #444;
}

.guide-content h2 {
    font-size: 1.4rem;
    color: var(--c-text);
    border-left: 4px solid var(--c-accent);
    padding-left: 12px;
    margin: 2.5rem 0 1rem;
    font-family: var(--font-heading);
}

.guide-content h3 {
    font-size: 1.15rem;
    color: var(--c-text);
    margin: 1.8rem 0 0.8rem;
    font-family: var(--font-heading);
}

.guide-content p {
    margin-bottom: 1rem;
}

.guide-content ul,
.guide-content ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.guide-content li {
    margin-bottom: 0.4rem;
}

.guide-content blockquote {
    border-left: 4px solid var(--c-accent);
    background: var(--c-bg-alt);
    padding: 1rem 1.2rem;
    margin: 1.5rem 0;
    border-radius: 0 8px 8px 0;
    color: var(--c-text-secondary);
}

.guide-content .highlight-box {
    background: linear-gradient(135deg, var(--c-bg-alt), var(--c-border-light));
    border-radius: 8px;
    padding: 1.2rem 1.5rem;
    margin: 1.5rem 0;
}

.guide-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9rem;
}

.guide-content th {
    background: var(--c-primary);
    color: #fff;
    padding: 0.7rem 1rem;
    text-align: left;
    font-weight: 500;
}

.guide-content td {
    padding: 0.6rem 1rem;
    border-bottom: 1px solid var(--c-border-light);
}

.guide-content tr:hover td {
    background: var(--c-bg-alt);
}

/* 2x2 矩陣圖解 */
.johari-matrix {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    max-width: 500px;
    margin: 1.5rem auto;
    border-radius: 8px;
    overflow: hidden;
}

.matrix-cell {
    padding: 1.2rem;
    text-align: center;
}

.matrix-cell h4 {
    margin: 0 0 0.3rem;
    font-size: 0.95rem;
}

.matrix-cell p {
    margin: 0;
    font-size: 0.8rem;
    opacity: 0.8;
}

.matrix-public { background: var(--c-public-bg); color: var(--c-public-text); }
.matrix-blind { background: var(--c-blind-bg); color: var(--c-blind-text); }
.matrix-hidden { background: var(--c-facade-bg); color: var(--c-facade-text); }
.matrix-unknown { background: var(--c-unknown-bg); color: var(--c-unknown-text); }

/* 指南 CTA */
.guide-cta-box {
    text-align: center;
    background: linear-gradient(135deg, var(--c-primary), var(--c-primary-light));
    color: #fff;
    border-radius: 12px;
    padding: 2.5rem 2rem;
    margin: 3rem 0 2rem;
}

.guide-cta-box h2 {
    color: #fff;
    border: none;
    padding: 0;
    margin: 0 0 0.5rem;
    font-size: 1.4rem;
    font-family: var(--font-heading);
}

.guide-cta-box p {
    opacity: 0.9;
    margin-bottom: 1.2rem;
}

.guide-cta-box .hero-cta-btn {
    background: var(--c-accent);
    color: #fff;
}

/* 相關指南 */
.guide-related {
    margin: 2rem 0;
}

.guide-related h2 {
    font-size: 1.2rem;
    border: none;
    padding: 0;
    margin-bottom: 1rem;
}

.guide-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 0.8rem;
    margin-bottom: 1rem;
}

.guide-related-card {
    display: block;
    padding: 1rem;
    background: var(--c-bg-alt);
    border-radius: 6px;
    color: var(--c-accent);
    text-decoration: none;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.guide-related-card:hover {
    background: var(--c-border-light);
}

.guide-related-all {
    text-align: center;
    margin-top: 0.5rem;
}

.guide-related-all a {
    color: var(--c-accent);
    text-decoration: none;
    font-size: 0.9rem;
}

/* FAQ 區塊 */
.guide-faq {
    margin: 2.5rem 0;
}

.guide-faq h2 {
    margin-bottom: 1rem;
}

.guide-faq-item {
    border-bottom: 1px solid #eee;
    padding: 1rem 0;
}

.guide-faq-item h3 {
    font-size: 1rem;
    color: #333;
    margin: 0 0 0.5rem;
}

.guide-faq-item p {
    color: #666;
    font-size: 0.9rem;
    margin: 0;
    line-height: 1.7;
}

/* 指南首頁預覽區塊 */
.guides-preview {
    text-align: center;
    padding: 3rem 0;
}

.guides-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
    text-align: left;
}

.view-all-link {
    display: inline-block;
    color: var(--c-accent);
    text-decoration: none;
    font-weight: 500;
    margin-top: 1rem;
}

.view-all-link:hover {
    text-decoration: underline;
}

@media (max-width: 600px) {
    .guide-index-grid {
        grid-template-columns: 1fr;
    }
    .guide-hero h1 {
        font-size: 1.4rem;
    }
    .guide-content h2 {
        font-size: 1.2rem;
    }
    .johari-matrix {
        grid-template-columns: 1fr;
    }
    .guide-related-grid {
        grid-template-columns: 1fr;
    }
}

/* Guide Preview Section (Homepage) */
.guide-preview-section {
    padding: 60px 0;
    text-align: center;
}

.guide-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 30px 0;
}

.guide-preview-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border-light);
    border-radius: 8px;
    padding: 28px 24px;
    text-decoration: none;
    color: inherit;
    text-align: left;
    transition: transform 0.2s, box-shadow 0.2s;
}

.guide-preview-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--c-accent);
}

.guide-preview-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--c-text);
    font-family: var(--font-heading);
}

.guide-preview-card p {
    font-size: 14px;
    color: var(--c-text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.guide-preview-link {
    color: var(--c-accent);
    font-size: 14px;
    font-weight: 500;
}

.guide-preview-all {
    margin-top: 20px;
}

.guide-preview-all a {
    color: var(--c-accent);
    font-weight: 500;
    text-decoration: none;
}

.guide-preview-all a:hover {
    text-decoration: underline;
}

/* FAQ Section (About page) */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--c-border-light);
    border-radius: 8px;
    margin-bottom: 12px;
    overflow: hidden;
}

.faq-item summary {
    padding: 16px 20px;
    font-weight: 500;
    cursor: pointer;
    background: var(--c-bg-alt);
    transition: background 0.2s;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::before {
    content: '\25B8';
    margin-right: 10px;
    transition: transform 0.2s;
    display: inline-block;
}

.faq-item[open] summary::before {
    transform: rotate(90deg);
}

.faq-item summary:hover {
    background: var(--c-border-light);
}

.faq-item p {
    padding: 16px 20px;
    margin: 0;
    line-height: 1.7;
    color: var(--c-text-secondary);
}

/* References Section */
.references {
    margin-top: 40px;
    padding: 24px 28px;
    background: var(--c-bg-alt);
    border-left: 4px solid var(--c-accent);
    border-radius: 0 8px 8px 0;
}

.references h2,
.references h3 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--c-text);
    font-family: var(--font-heading);
}

.references ol {
    padding-left: 20px;
    margin: 0;
}

.references li {
    margin-bottom: 12px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--c-text-secondary);
}

.references cite {
    font-style: italic;
}

.references a {
    color: var(--c-accent);
    text-decoration: none;
    font-size: 13px;
}

.references a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .guide-preview-grid {
        grid-template-columns: 1fr;
    }
}