/* Components CSS - Buttons, cards, forms, and reusable components */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn svg {
    width: 20px;
    height: 20px;
}

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

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-secondary:hover {
    background-color: var(--color-accent);
    color: white;
}

.btn-secondary-alt {
    background-color: var(--color-surface);
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

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

.btn-large {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.btn-xl {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-xl svg {
    width: 24px;
    height: 24px;
}

.btn-icon {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.btn-icon:hover {
    color: var(--color-accent);
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.card-text {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: border-color var(--transition-fast);
}

.feature-card:hover {
    border-color: var(--color-accent);
}

.feature-card-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.feature-card-text {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.5;
}

/* Screenshot Section */
.screenshot-container {
    max-width: 900px;
    margin: 0 auto;
}

.screenshot-wrapper {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-surface);
    box-shadow: var(--shadow-xl);
}

.screenshot {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    color: var(--color-text-secondary);
    gap: var(--spacing-md);
}

.screenshot-placeholder svg {
    width: 48px;
    height: 48px;
    color: var(--color-border);
}

.screenshot-caption {
    text-align: center;
    margin-top: var(--spacing-md);
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

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

.faq-item {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: none;
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.faq-question:hover {
    background-color: var(--color-surface);
}

.faq-icon {
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-question[aria-expanded="true"] + .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.faq-answer a {
    color: var(--color-accent);
    text-decoration: none;
}

.faq-answer a:hover {
    text-decoration: underline;
}

/* Download Section */
.section-download {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-doing) 100%);
    color: white;
}

.download-content {
    text-align: center;
}

.download-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: white;
}

.download-subtitle {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.download-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

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

.download-stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.download-stat-label {
    font-size: 0.875rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.download-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.section-download .btn-primary {
    background-color: white;
    color: var(--color-accent);
    border-color: white;
}

.section-download .btn-primary:hover {
    background-color: rgba(255, 255, 255, 0.9);
}

.section-download .btn-secondary-alt {
    background-color: transparent;
    color: white;
    border-color: white;
}

.section-download .btn-secondary-alt:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    .download-title {
        font-size: 2rem;
    }
    
    .download-stats {
        gap: var(--spacing-lg);
    }
    
    .download-stat-value {
        font-size: 2rem;
    }
    
    .download-actions {
        flex-direction: column;
        align-items: center;
    }
}

/* Contact Form */
.contact-container {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

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

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text-primary);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-note {
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-align: center;
}

/* Footer */
.footer {
    background-color: var(--color-text-primary);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-text {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9375rem;
}

.footer-text a {
    color: white;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.footer-text a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.footer-version {
    margin-top: var(--spacing-sm);
    font-size: 0.875rem;
    opacity: 0.5;
}

.social-links,
.support-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.social-link,
.support-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: white;
    text-decoration: none;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), opacity var(--transition-fast);
}

.social-link:hover,
.support-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

.social-link svg,
.support-link svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}