/* ============================================
   SotoLab 2026 - Pages Stylesheet
   서브 페이지 전용 스타일
   ============================================ */

/* Page Header */
.page-header {
    padding: 8rem 2rem 4rem;
    text-align: center;
    background: linear-gradient(135deg, rgba(46, 91, 255, 0.05), rgba(255, 107, 107, 0.05));
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

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

.page-title {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
    border: 2px solid transparent;
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.project-video {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.project-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.project-content {
    padding: 1.5rem;
}

.project-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--primary);
    color: white;
    border-radius: 20px;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.project-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.project-features span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

/* Filter Tabs */
.filter-section {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 16px;
    margin-bottom: 3rem;
}

.filter-tabs {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 2px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* SOTE Timeline */
.sote-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.sote-step {
    display: flex;
    gap: 2rem;
    margin-bottom: 4rem;
    position: relative;
}

.sote-number {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    color: white;
}

.step-letter {
    font-size: 2rem;
    font-weight: 900;
    font-family: 'Righteous', cursive;
}

.step-label {
    font-size: 0.875rem;
}

.sote-content {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 16px;
    flex: 1;
}

.sote-title {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.sote-subtitle {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.sote-features {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.sote-features span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(46, 91, 255, 0.1);
    border-radius: 20px;
    font-size: 0.875rem;
}

/* Books */
.book-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
}

.book-card.featured {
    border: 2px solid var(--primary);
}

.book-cover {
    flex-shrink: 0;
    width: 200px;
    height: 280px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.book-placeholder {
    text-align: center;
}

.book-placeholder i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.book-info {
    flex: 1;
}

.book-title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.book-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

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

.book-card-small {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
}

.book-cover-small {
    width: 120px;
    height: 160px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 8px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}

/* Reviews */
.review-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    border: 2px solid transparent;
    transition: var(--transition);
}

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

.review-card.featured {
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(46, 91, 255, 0.2);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.review-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
}

.review-meta {
    flex: 1;
}

.review-name {
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.review-title {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.review-badge {
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: white;
    border-radius: 20px;
    font-size: 0.875rem;
}

.review-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.review-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.tag {
    padding: 0.5rem 1rem;
    background: rgba(46, 91, 255, 0.1);
    border-radius: 20px;
    font-size: 0.875rem;
}

.review-card.compact {
    padding: 1.5rem;
}

.review-summary {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Contact Form */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin: 2rem 0;
}

.contact-method {
    display: flex;
    gap: 1rem;
}

.method-icon {
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-form-wrapper {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 16px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border);
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

/* FAQ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-secondary);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    text-align: center;
    padding: 5rem 2rem;
}

.cta-title {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 1rem;
}

.cta-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Responsive */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .book-card {
        flex-direction: column;
    }
    
    .sote-step {
        flex-direction: column;
    }
}