/* ==========================================================================
   BLOG POST STYLES - WORLD-CLASS DESIGN FOR LECATLINH.COM
   ========================================================================== */

/* Featured Image & Post Image Styles */
.featured-image {
    position: relative;
    margin: 2rem 0;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    transition: all 0.6s ease;
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.1), rgba(78, 205, 196, 0.1));
}

.featured-image:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 80px rgba(255, 107, 157, 0.3);
}

.featured-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 20px;
    transition: all 0.6s ease;
}

.featured-image:hover img {
    transform: scale(1.05);
}

.post-image {
    position: relative;
    margin: 2.5rem 0;
    text-align: center;
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.05), rgba(78, 205, 196, 0.05));
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.1);
    transition: all 0.5s ease;
}

.post-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 70px rgba(255, 107, 157, 0.2);
}

.post-image img {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: all 0.5s ease;
}

.post-image:hover img {
    transform: scale(1.03);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.25);
}

.post-image figcaption {
    margin-top: 1.5rem;
    font-style: italic;
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Sticky Floating Image Effect for Mobile/Tablet */
@media (max-width: 768px) {
    .featured-image {
        position: sticky;
        top: 80px;
        z-index: 10;
        margin: 1rem 0 3rem 0;
        border-radius: 15px;
        background: rgba(255, 255, 255, 0.95);
        -webkit-backdrop-filter: blur(10px);
        backdrop-filter: blur(10px);
        padding: 1rem;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    }
    
    .featured-image img {
        border-radius: 10px;
    }
}

/* Enhanced Parallax Effect for Desktop */
@media (min-width: 769px) {
    .featured-image {
        position: relative;
        transform-style: preserve-3d;
        perspective: 1000px;
    }
    
    .featured-image::before {
        content: '';
        position: absolute;
        top: -10px;
        left: -10px;
        right: -10px;
        bottom: -10px;
        background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
        border-radius: 25px;
        opacity: 0;
        transition: all 0.5s ease;
        z-index: -1;
    }
    
    .featured-image:hover::before {
        opacity: 0.1;
        transform: translateZ(-20px);
    }
}

/* Content Highlight Sections */
.content-highlight {
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.08), rgba(78, 205, 196, 0.08));
    border-radius: 20px;
    padding: 2rem;
    margin: 2.5rem 0;
    border-left: 5px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.content-highlight::before {
    content: '✨';
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 1.5rem;
    opacity: 0.3;
}

.content-highlight h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.content-highlight p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.stat-item {
    text-align: center;
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(255, 107, 157, 0.2);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
    font-weight: 600;
}

/* Table of Contents */
.toc-box {
    background: var(--light-bg);
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
    border: 2px solid rgba(255, 107, 157, 0.1);
}

.toc-box h3 {
    color: var(--secondary-color);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.toc-box ol {
    list-style: none;
    counter-reset: toc-counter;
}

.toc-box ol li {
    counter-increment: toc-counter;
    margin: 0.8rem 0;
    position: relative;
    padding-left: 2.5rem;
}

.toc-box ol li::before {
    content: counter(toc-counter);
    position: absolute;
    left: 0;
    top: 0;
    background: var(--primary-color);
    color: white;
    width: 1.8rem;
    height: 1.8rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
}

.toc-box a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.toc-box a:hover {
    color: var(--primary-color);
}

/* Secret Reveal Section */
.secret-reveal {
    background: linear-gradient(135deg, rgba(255, 215, 61, 0.1), rgba(255, 107, 157, 0.1));
    border-radius: 20px;
    padding: 2rem;
    margin: 2rem 0;
    border: 2px dashed var(--accent-color);
    position: relative;
}

.secret-reveal::before {
    content: '🔐';
    position: absolute;
    top: -15px;
    left: 2rem;
    background: white;
    padding: 0 0.5rem;
    font-size: 1.5rem;
}

.secret-reveal h3 {
    color: #f39c12;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

/* Comparison Table */
.comparison-table {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
}

.comparison-side {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.comparison-side.bad {
    border-left: 5px solid #e74c3c;
}

.comparison-side.good {
    border-left: 5px solid #27ae60;
}

.comparison-side h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.comparison-side.bad h4 {
    color: #e74c3c;
}

.comparison-side.good h4 {
    color: #27ae60;
}

.comparison-side ul {
    list-style: none;
    padding: 0;
}

.comparison-side li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f0f0f0;
    position: relative;
    padding-left: 1.5rem;
}

.comparison-side li:last-child {
    border-bottom: none;
}

.comparison-side.bad li::before {
    content: '✗';
    color: #e74c3c;
    position: absolute;
    left: 0;
    font-weight: bold;
}

.comparison-side.good li::before {
    content: '✓';
    color: #27ae60;
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* How-To Steps */
.how-to-section {
    margin: 3rem 0;
}

.how-to-section h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.step-by-step {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.step {
    display: flex;
    gap: 1.5rem;
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.step:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.step-number {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h4 {
    color: var(--text-color);
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.step-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.step-content ul {
    margin-left: 1rem;
}

.step-content li {
    margin: 0.5rem 0;
    line-height: 1.5;
}

/* Success Story */
.success-story {
    margin: 3rem 0;
}

.success-story h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.success-story blockquote {
    background: linear-gradient(135deg, rgba(78, 205, 196, 0.05), rgba(255, 107, 157, 0.05));
    border-left: 5px solid var(--secondary-color);
    margin: 0;
    padding: 2rem;
    border-radius: 15px;
    font-style: italic;
    position: relative;
}

.success-story blockquote::before {
    content: '"';
    font-size: 4rem;
    color: var(--secondary-color);
    position: absolute;
    top: 0.5rem;
    left: 1rem;
    opacity: 0.3;
}

.success-story blockquote p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.success-story cite {
    display: block;
    text-align: right;
    font-weight: 600;
    color: var(--secondary-color);
    font-size: 0.9rem;
    padding-right: 1rem;
}

/* Mindset Cards */
.mindset-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.mindset-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.mindset-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.mindset-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 60px rgba(255, 107, 157, 0.2);
}

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

.mindset-card h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.mindset-card p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.mindset-tip {
    background: rgba(255, 215, 61, 0.1);
    border-radius: 10px;
    padding: 1rem;
    margin-top: 1rem;
    border-left: 3px solid var(--accent-color);
}

.mindset-tip strong {
    color: #f39c12;
}

/* Quality Rules */
.quality-rules {
    margin-top: 1.5rem;
}

.quality-rules h4 {
    color: var(--secondary-color);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.quality-rules ul {
    list-style: none;
    padding: 0;
}

.quality-rules li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 2rem;
}

.quality-rules li::before {
    content: attr(data-emoji);
    position: absolute;
    left: 0;
    top: 0.5rem;
}

/* Time Management Sections */
.time-secrets h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.schedule-example {
    background: var(--light-bg);
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
}

.schedule-example h4 {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.daily-schedule {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.time-block {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.time-block:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.time-block .time {
    font-weight: 700;
    color: var(--primary-color);
    min-width: 120px;
}

.time-block .activity {
    flex: 1;
    font-weight: 500;
}

.time-block.morning { border-left: 4px solid #f39c12; }
.time-block.study { border-left: 4px solid var(--primary-color); }
.time-block.break { border-left: 4px solid var(--accent-color); }
.time-block.school { border-left: 4px solid var(--secondary-color); }
.time-block.review { border-left: 4px solid #9b59b6; }
.time-block.relax { border-left: 4px solid #27ae60; }

/* Productivity Hacks */
.productivity-hacks h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.hack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.hack-item {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.hack-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.hack-item h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.hack-item p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.hack-item ul {
    margin-left: 1rem;
}

.hack-item li {
    margin: 0.5rem 0;
    line-height: 1.5;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 25px;
    padding: 3rem;
    text-align: center;
    margin: 3rem 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 15s linear infinite;
}

.cta-section h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.email-signup {
    display: flex;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto 1rem;
    position: relative;
    z-index: 1;
}

.email-signup input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    outline: none;
}

.email-signup button {
    padding: 1rem 2rem;
    background: white;
    color: var(--primary-color);
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.email-signup button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.cta-section small {
    opacity: 0.8;
    position: relative;
    z-index: 1;
}

/* Continue Reading */
.continue-reading {
    background: rgba(255, 215, 61, 0.1);
    border: 2px dashed var(--accent-color);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    margin: 3rem 0;
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Post Tags */
.post-tags {
    margin: 3rem 0;
    padding: 2rem 0;
    border-top: 2px solid #f0f0f0;
}

.post-tags h4 {
    color: var(--text-color);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.tag {
    display: inline-block;
    background: var(--light-bg);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    text-decoration: none;
    margin: 0.3rem;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.tag:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 157, 0.3);
}

/* Author Box */
.author-box {
    background: var(--light-bg);
    border-radius: 20px;
    padding: 2rem;
    margin: 3rem 0;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.author-avatar {
    flex-shrink: 0;
}

.author-avatar img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-color);
}

.author-info h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.author-info p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.author-social {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.author-social a {
    background: white;
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.author-social a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Related Posts */
.related-posts {
    margin: 4rem 0;
}

.related-posts h3 {
    color: var(--text-color);
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.related-post {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.related-post:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.related-post img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.related-post h4 {
    padding: 1.5rem 1.5rem 1rem;
    margin: 0;
}

.related-post h4 a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.related-post h4 a:hover {
    color: var(--primary-color);
}

.related-post p {
    padding: 0 1.5rem 1.5rem;
    color: #666;
    line-height: 1.5;
    margin: 0;
}

/* Comments Section */
.comments-section {
    margin: 4rem 0;
    background: var(--light-bg);
    border-radius: 20px;
    padding: 2rem;
}

.comments-section h3 {
    color: var(--text-color);
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.comment-form {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.comment-form h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.comment-form textarea {
    width: 100%;
    min-height: 120px;
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.5;
    resize: vertical;
    outline: none;
    transition: border-color 0.3s ease;
}

.comment-form textarea:focus {
    border-color: var(--primary-color);
}

.comment-form button {
    margin-top: 1rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.comment-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 107, 157, 0.3);
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.comment {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
}

.comment-avatar {
    font-size: 2rem;
    flex-shrink: 0;
}

.comment-content {
    flex: 1;
}

.comment-content h5 {
    color: var(--text-color);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.comment-time {
    color: #999;
    font-size: 0.8rem;
    font-weight: 400;
}

.comment-content p {
    line-height: 1.6;
    margin-bottom: 1rem;
}

.comment-actions {
    display: flex;
    gap: 1rem;
}

.comment-actions span {
    color: #666;
    font-size: 0.9rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.comment-actions span:hover {
    color: var(--primary-color);
}

.load-more-comments {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.load-more-comments:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .comparison-table {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        align-self: center;
    }
    
    .email-signup {
        flex-direction: column;
    }
    
    .author-box {
        flex-direction: column;
        text-align: center;
    }
    
    .hack-grid {
        grid-template-columns: 1fr;
    }
    
    .mindset-cards {
        grid-template-columns: 1fr;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
    
    .comment {
        flex-direction: column;
    }
    
    .comment-avatar {
        align-self: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-section {
        padding: 2rem;
    }
    
    .cta-section h3 {
        font-size: 1.5rem;
    }
}

/* Japanese Education Article Specific Styles */
.japanese-concept {
    margin: 2rem 0;
}

.concept-card {
    background: linear-gradient(135deg, rgba(255, 215, 61, 0.1), rgba(255, 107, 157, 0.1));
    border-radius: 20px;
    padding: 2rem;
    border-left: 5px solid #ff6b9d;
    position: relative;
}

.concept-card::before {
    content: '🌸';
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    opacity: 0.3;
}

.kaizen-math {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border: 2px solid #4ecdc4;
}

.kaizen-math h4 {
    color: #4ecdc4;
    margin-bottom: 1rem;
}

.kaizen-math p {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0.5rem 0;
}

.kaizen-application {
    margin: 3rem 0;
}

.application-examples {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
}

.example-day {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    margin: 1rem 0;
}

.daily-improvement {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.day-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.day-item:hover {
    background: rgba(255, 107, 157, 0.1);
    transform: translateX(5px);
}

.day-item .day {
    font-weight: 700;
    color: #ff6b9d;
    min-width: 80px;
}

.day-item .action {
    flex: 1;
    font-weight: 500;
}

.day-item .improvement {
    color: #4ecdc4;
    font-weight: 600;
    font-style: italic;
}

.kaizen-vs-cramming {
    margin: 2rem 0;
}

.ikigai-concept {
    margin: 3rem 0;
}

.ikigai-diagram {
    position: relative;
    max-width: 600px;
    margin: 2rem auto;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 215, 61, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ikigai-element {
    position: absolute;
    width: 180px;
    text-align: center;
    background: white;
    border-radius: 15px;
    padding: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.ikigai-element:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.ikigai-element.passion {
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    border-top: 4px solid #e74c3c;
}

.ikigai-element.mission {
    top: 150px;
    right: 20px;
    border-top: 4px solid #27ae60;
}

.ikigai-element.profession {
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    border-top: 4px solid #f39c12;
}

.ikigai-element.vocation {
    top: 150px;
    left: 20px;
    border-top: 4px solid #9b59b6;
}

.ikigai-center {
    background: linear-gradient(135deg, #ff6b9d, #4ecdc4);
    color: white;
    border-radius: 50%;
    width: 120px;
    height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 40px rgba(255, 107, 157, 0.3);
}

.ikigai-center h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.ikigai-center p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.ikigai-in-education {
    margin: 3rem 0;
}

.student-examples {
    background: #f8f9fa;
    border-radius: 20px;
    padding: 2rem;
    margin: 2rem 0;
}

.student-story {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    margin: 1rem 0;
}

.ikigai-analysis {
    background: rgba(78, 205, 196, 0.1);
    border-radius: 15px;
    padding: 1.5rem;
    margin: 1rem 0;
    border-left: 4px solid #4ecdc4;
}

.ikigai-analysis p {
    margin: 0.5rem 0;
    font-weight: 500;
}

.study-plan {
    background: rgba(255, 215, 61, 0.1);
    border-radius: 15px;
    padding: 1.5rem;
    margin: 1rem 0;
    border-left: 4px solid #ffd93d;
}

.ikigai-benefits {
    margin: 2rem 0;
}

.ikigai-benefits ul {
    list-style: none;
    padding: 0;
}

.ikigai-benefits li {
    background: white;
    border-radius: 10px;
    padding: 1rem;
    margin: 0.8rem 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border-left: 4px solid #4ecdc4;
    transition: all 0.3s ease;
}

.ikigai-benefits li:hover {
    transform: translateX(5px);
    box-shadow: 0 10px 25px rgba(78, 205, 196, 0.2);
}

.kumon-revelation {
    background: linear-gradient(135deg, rgba(255, 0, 0, 0.1), rgba(255, 215, 61, 0.1));
    border-radius: 20px;
    padding: 2rem;
    margin: 3rem 0;
    border: 3px solid #ff6b9d;
    position: relative;
    overflow: hidden;
}

.kumon-revelation::before {
    content: '💥';
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 3rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.kumon-revelation h3 {
    color: #e74c3c;
    font-size: 1.6rem;
    margin-bottom: 1rem;
    font-weight: 900;
}

.kumon-stats {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.stat-highlight {
    border-left: 5px solid #e74c3c;
    padding-left: 1rem;
}

.stat-highlight h4 {
    color: #e74c3c;
    margin-bottom: 1rem;
}

.stat-highlight ul {
    list-style: none;
    padding: 0;
}

.stat-highlight li {
    background: rgba(231, 76, 60, 0.1);
    padding: 0.8rem;
    margin: 0.5rem 0;
    border-radius: 8px;
    font-weight: 600;
}

.kumon-methodology {
    margin: 3rem 0;
}

.kumon-principles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.principle-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-top: 5px solid #4ecdc4;
}

.principle-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 60px rgba(78, 205, 196, 0.2);
}

.principle-card h4 {
    color: #4ecdc4;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.principle-example,
.individualization-example,
.beyond-school-example {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 1rem;
    margin: 1rem 0;
    border-left: 3px solid #ffd93d;
}

.kumon-daily-practice {
    margin: 3rem 0;
}

.daily-schedule {
    background: #f8f9fa;
    border-radius: 20px;
    padding: 2rem;
    margin: 2rem 0;
}

.schedule-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: white;
    border-radius: 10px;
    padding: 1rem;
    margin: 0.8rem 0;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.schedule-item:hover {
    transform: translateX(8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.schedule-item .time {
    background: linear-gradient(135deg, #ff6b9d, #4ecdc4);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 700;
    min-width: 80px;
    text-align: center;
}

.schedule-item .activity {
    flex: 1;
    font-weight: 500;
}

.kumon-magic {
    background: linear-gradient(135deg, rgba(255, 215, 61, 0.1), rgba(78, 205, 196, 0.1));
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
    border: 2px dashed #ffd93d;
}

.kumon-magic h4 {
    color: #f39c12;
    margin-bottom: 1rem;
}

.kumon-magic ul {
    list-style: none;
    padding: 0;
}

.kumon-magic li {
    background: white;
    border-radius: 8px;
    padding: 0.8rem;
    margin: 0.5rem 0;
    border-left: 4px solid #f39c12;
    font-weight: 500;
}

.cultural-insights {
    margin: 4rem 0;
    background: rgba(78, 205, 196, 0.05);
    border-radius: 25px;
    padding: 3rem;
}

.insight-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.insight-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-top: 5px solid #4ecdc4;
}

.insight-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 60px rgba(78, 205, 196, 0.15);
}

.insight-card h3 {
    color: #4ecdc4;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.implementation-guide {
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.05), rgba(78, 205, 196, 0.05));
    border-radius: 25px;
    padding: 3rem;
    margin: 4rem 0;
}

.implementation-steps {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin: 2rem 0;
}

.implementation-steps .step {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.implementation-steps .step:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.12);
}

.implementation-steps .step-number {
    background: linear-gradient(135deg, #ff6b9d, #4ecdc4);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 1rem;
}

.comparison-shocking {
    margin: 2rem 0;
}

.comparison-shocking h3 {
    color: #e74c3c;
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.game-changer-alert {
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.1), rgba(255, 215, 61, 0.1));
    border-radius: 20px;
    padding: 2rem;
    margin: 3rem 0;
    border: 3px solid #e74c3c;
    position: relative;
}

.game-changer-alert::before {
    content: '🚨';
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

.game-changer-alert h3 {
    color: #e74c3c;
    font-size: 1.6rem;
    margin-bottom: 1rem;
    font-weight: 900;
}

.dual-coding-demo {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    margin: 1.5rem 0;
    border: 2px solid #4ecdc4;
}

.demo-section {
    margin: 1rem 0;
}

.word-list {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 1rem;
    font-weight: 600;
    margin: 1rem 0;
    border-left: 4px solid #ff6b9d;
}

.visual-word-list {
    background: rgba(78, 205, 196, 0.1);
    border-radius: 10px;
    padding: 1rem;
    font-weight: 600;
    margin: 1rem 0;
    border-left: 4px solid #4ecdc4;
    line-height: 1.8;
}

.demo-result {
    background: rgba(255, 215, 61, 0.2);
    border-radius: 10px;
    padding: 1rem;
    font-weight: 700;
    color: #f39c12;
    margin: 1rem 0;
    border: 2px dashed #ffd93d;
}

.final-comparison {
    background: #f8f9fa;
    border-radius: 25px;
    padding: 3rem;
    margin: 4rem 0;
}

.final-comparison h3 {
    text-align: center;
    color: #2c3e50;
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.science-fact {
    background: rgba(78, 205, 196, 0.1);
    border-radius: 15px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-left: 5px solid #4ecdc4;
}

.science-fact h4 {
    color: #4ecdc4;
    margin-bottom: 1rem;
}

.dual-coding-application {
    margin: 3rem 0;
}

.application-examples {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin: 2rem 0;
}

.app-example {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.app-example:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.app-example h4 {
    color: #ff6b9d;
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.before-after {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.before, .after {
    padding: 1rem;
    border-radius: 10px;
}

.before {
    background: rgba(231, 76, 60, 0.1);
    border-left: 4px solid #e74c3c;
}

.after {
    background: rgba(39, 174, 96, 0.1);
    border-left: 4px solid #27ae60;
}

.before h5, .after h5 {
    margin-bottom: 0.8rem;
    font-weight: 700;
}

.before h5 {
    color: #e74c3c;
}

.after h5 {
    color: #27ae60;
}

.remaining-hacks {
    background: linear-gradient(135deg, rgba(155, 89, 182, 0.1), rgba(255, 107, 157, 0.1));
    border-radius: 25px;
    padding: 3rem;
    margin: 4rem 0;
    border: 2px dashed #9b59b6;
}

.remaining-hacks h3 {
    color: #9b59b6;
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.hack-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.hack-preview {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: all 0.3s ease;
}

.hack-preview:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(155, 89, 182, 0.2);
}

.hack-preview h4 {
    color: #9b59b6;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.unlock-badge {
    background: linear-gradient(135deg, #9b59b6, #ff6b9d);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
    margin-top: 1rem;
}

.brain-training {
    background: rgba(255, 215, 61, 0.1);
    border-radius: 25px;
    padding: 3rem;
    margin: 4rem 0;
}

.brain-training h3 {
    color: #f39c12;
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.exercise-box {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.exercise-box h4 {
    color: #f39c12;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.name-list, .word-challenge {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 1rem;
    margin: 1rem 0;
    font-weight: 600;
    text-align: center;
    border-left: 4px solid #f39c12;
}

.start-exercise {
    background: linear-gradient(135deg, #f39c12, #e74c3c);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: block;
    margin: 1rem auto;
}

.start-exercise:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(243, 156, 18, 0.3);
}

@media (max-width: 768px) {
    .ikigai-diagram {
        height: 300px;
    }
    
    .ikigai-element {
        width: 140px;
        padding: 0.8rem;
    }
    
    .ikigai-center {
        width: 100px;
        height: 100px;
    }
    
    .before-after {
        grid-template-columns: 1fr;
    }
    
    .kumon-principles {
        grid-template-columns: 1fr;
    }
    
    .insight-cards {
        grid-template-columns: 1fr;
    }
    
    .hack-preview-grid {
        grid-template-columns: 1fr;
    }
    
    .schedule-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .day-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .content-highlight,
    .secret-reveal,
    .cta-section {
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .step-by-step {
        gap: 1.5rem;
    }
    
    .mindset-card,
    .hack-item {
        padding: 1.5rem;
    }
    
    .author-box {
        padding: 1.5rem;
    }
    
    .comments-section {
        padding: 1.5rem;
    }
    
    .kumon-revelation,
    .game-changer-alert,
    .cultural-insights,
    .implementation-guide,
    .remaining-hacks,
    .brain-training,
    .final-comparison {
        padding: 2rem;
    }
    
    .ikigai-element {
        width: 120px;
        padding: 0.6rem;
        font-size: 0.9rem;
    }
    
    .ikigai-center {
        width: 80px;
        height: 80px;
    }
}