/* ============================================
   Ferndale Publishers - Page Specific Styles
   ============================================ */

/* ============================================
   Page Hero (Internal Pages)
   ============================================ */
.page-hero {
    padding: calc(var(--header-height) + var(--space-2xl)) 0 var(--space-2xl);
    background: var(--color-bg-alt);
    text-align: center;
}

.page-hero--compact {
    padding-bottom: var(--space-xl);
}

.page-tagline {
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
}

.page-title {
    margin-bottom: var(--space-md);
}

.page-description {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ============================================
   Empty State (Coming Soon)
   ============================================ */
.empty-state {
    text-align: center;
    padding: var(--space-2xl) var(--space-md);
    max-width: 500px;
    margin: 0 auto;
}

.empty-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    border-radius: 50%;
    color: var(--color-primary);
}

.empty-state h2 {
    margin-bottom: var(--space-sm);
}

.empty-state p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

/* ============================================
   Books Section
   ============================================ */
.books-section {
    padding: var(--space-xl) 0 var(--space-2xl);
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-lg);
}

.book-card {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.book-card:hover {
    border-color: var(--color-secondary);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.book-cover {
    position: relative;
    aspect-ratio: 2/3;
    background: var(--color-bg-alt);
    overflow: hidden;
}

.book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.book-badge {
    position: absolute;
    top: var(--space-xs);
    right: var(--space-xs);
    background: var(--color-secondary);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.5rem;
}

.book-info {
    display: flex;
    flex-direction: column;
}

.book-category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-secondary);
    margin-bottom: var(--space-xs);
}

.book-title {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.book-author {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-style: italic;
    margin-bottom: var(--space-sm);
}

.book-description {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    flex-grow: 1;
}

.book-meta {
    margin-bottom: var(--space-sm);
}

.book-format {
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

.book-card .btn {
    align-self: flex-start;
    gap: var(--space-xs);
}

/* Amazon CTA */
.amazon-cta,
.appstore-cta,
.about-cta {
    background: var(--color-bg-alt);
    padding: var(--space-2xl) 0;
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: var(--space-sm);
}

.cta-content p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

.cta-content .btn {
    gap: var(--space-xs);
}

.cta-buttons {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Apps Section
   ============================================ */
.apps-section {
    padding: var(--space-xl) 0 var(--space-2xl);
}

.apps-grid {
    display: grid;
    gap: var(--space-lg);
}

.app-card {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.app-card:hover {
    border-color: var(--color-secondary);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.app-icon {
    width: 100px;
    height: 100px;
    background: var(--color-bg-alt);
    border-radius: 22px;
    overflow: hidden;
}

.app-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-sm);
}

.app-title {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.app-subtitle {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    margin: 0;
}

.app-price {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    background: var(--color-bg-alt);
    padding: 0.25rem 0.75rem;
}

.app-description {
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.app-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.feature-tag {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    background: var(--color-bg-alt);
    padding: 0.25rem 0.75rem;
    border: 1px solid var(--color-border);
}

.app-store-badge img {
    height: 40px;
    width: auto;
}

/* Platform Info */
.platform-info {
    padding: var(--space-2xl) 0;
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.platform-card {
    text-align: center;
    padding: var(--space-lg);
}

.platform-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    border-radius: 50%;
    color: var(--color-primary);
}

.platform-card h3 {
    margin-bottom: var(--space-sm);
}

.platform-card p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    margin: 0;
}

/* ============================================
   About Page
   ============================================ */
.about-content-section {
    padding: var(--space-2xl) 0;
}

.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.intro-text h2 {
    margin-bottom: var(--space-md);
}

.intro-text p {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    line-height: 1.9;
}

.intro-visual {
    position: relative;
    height: 400px;
}

.visual-element {
    position: absolute;
    top: 0;
    right: 0;
    width: 80%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.visual-element::before {
    content: '';
    position: absolute;
    bottom: -20px;
    left: -20px;
    width: 40%;
    height: 40%;
    border: 2px solid var(--color-secondary);
}

/* Philosophy Section */
.philosophy-section {
    padding: var(--space-2xl) 0;
    background: var(--color-bg);
}

.philosophy-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.philosophy-main h3 {
    font-size: 1.75rem;
    margin-bottom: var(--space-md);
    color: var(--color-primary);
}

.philosophy-main p {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    line-height: 1.9;
    margin-bottom: var(--space-md);
}

.philosophy-main p:last-child {
    margin-bottom: 0;
}

.philosophy-aside {
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
}

.philosophy-aside blockquote {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-style: italic;
    line-height: 1.6;
    color: var(--color-primary);
    padding-left: var(--space-md);
    border-left: 3px solid var(--color-secondary);
    margin: 0;
}

/* Values Section */
.values-section {
    background: var(--color-bg-alt);
    padding: var(--space-2xl) 0;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.value-card {
    background: var(--color-surface);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
}

.value-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-secondary);
    margin-bottom: var(--space-sm);
    opacity: 0.5;
}

.value-card h3 {
    margin-bottom: var(--space-sm);
}

.value-card p {
    color: var(--color-text-muted);
    margin: 0;
}

/* Company Info */
.company-info {
    padding: var(--space-2xl) 0;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.info-item {
    padding: var(--space-md);
    background: var(--color-bg-alt);
}

.info-item h4 {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xs);
}

.info-item p {
    font-size: 1rem;
    color: var(--color-primary);
    margin: 0;
    font-weight: 500;
}

/* ============================================
   Contact Page
   ============================================ */
.contact-section {
    padding: var(--space-xl) 0 var(--space-2xl);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-2xl);
}

.contact-form-wrapper h2 {
    margin-bottom: var(--space-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--space-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    transition: border-color var(--transition-fast);
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-light);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b6b6b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-sm) center;
    padding-right: var(--space-xl);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.contact-form .btn {
    align-self: flex-start;
}

.form-note {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-top: var(--space-sm);
}

/* Contact Info Sidebar */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.info-block h3 {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
}

.info-block p {
    color: var(--color-text-muted);
    margin: 0;
}

.info-block a {
    color: var(--color-primary);
    transition: color var(--transition-fast);
}

.info-block a:hover {
    color: var(--color-secondary);
}

.contact-social {
    display: flex;
    gap: var(--space-sm);
}

.contact-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.contact-social a:hover {
    background: var(--color-primary);
    color: var(--color-bg);
}

.newsletter-form {
    display: flex;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
}

.newsletter-form input {
    flex: 1;
    padding: var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

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

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 1024px) {
    .platform-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .about-intro {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .intro-visual {
        order: -1;
        height: 300px;
    }
    
    .philosophy-content {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .philosophy-aside {
        position: static;
    }
    
    .philosophy-aside blockquote {
        font-size: 1.25rem;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .books-grid {
        grid-template-columns: 1fr;
    }
    
    .book-card {
        grid-template-columns: 1fr;
    }
    
    .book-cover {
        max-width: 200px;
        margin: 0 auto;
    }
    
    .app-card {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .app-icon {
        margin: 0 auto;
    }
    
    .app-header {
        flex-direction: column;
        align-items: center;
        gap: var(--space-sm);
    }
    
    .app-features {
        justify-content: center;
    }
    
    .app-store-badge {
        display: block;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
}