/* =============================================================================
   Landing Page Styles - Nova DSO Tracker
   ============================================================================= */

/* Container */
.landing-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =============================================================================
   Hero Section
   ============================================================================= */
.landing-hero {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 60px 0 80px;
    min-height: 400px;
}

.hero-content {
    flex: 1;
    min-width: 300px;
    max-width: 600px;
}

.hero-title {
    margin: 0 0 16px 0;
    font-size: 2.75rem;
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

.hero-subtitle {
    margin: 0 0 32px 0;
    font-size: 1.15rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
}

.hero-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--primary-color);
    color: var(--text-white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 1rem;
    transition: background 0.2s, transform 0.2s;
}

.hero-btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.hero-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: transparent;
    color: var(--text-secondary);
    text-decoration: none;
    border: 1px solid var(--border-medium);
    border-radius: 8px;
    font-weight: 500;
    font-size: 1rem;
    transition: background 0.2s, border-color 0.2s;
}

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

.hero-visual {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-logo {
    width: 280px;
    height: auto;
    opacity: 0.9;
    filter: drop-shadow(0 8px 24px rgba(131, 180, 197, 0.25));
}

/* =============================================================================
   Features Section
   ============================================================================= */
.landing-features {
    padding: 60px 0;
    border-top: 1px solid var(--border-light);
}

.landing-features .section-title {
    text-align: center;
    margin: 0 0 48px 0;
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--text-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.feature-card {
    padding: 28px;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-bg);
    border-radius: 12px;
    margin-bottom: 16px;
    color: var(--primary-color);
}

.feature-card h3 {
    margin: 0 0 8px 0;
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-primary);
}

.feature-card p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* =============================================================================
   Blog Preview Section
   ============================================================================= */
.landing-blog {
    padding: 60px 0;
    border-top: 1px solid var(--border-light);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 32px;
}

.section-title {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--text-primary);
}

.section-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.section-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.blog-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.blog-preview-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.blog-preview-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.blog-preview-thumb-link {
    display: block;
    text-decoration: none;
}

.blog-preview-thumb {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: var(--bg-light-gray);
}

.blog-preview-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.blog-preview-card:hover .blog-preview-thumb img {
    transform: scale(1.05);
}

.blog-preview-thumb-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.blog-preview-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-preview-title {
    margin: 0 0 8px 0;
    font-size: 1.1rem;
    font-weight: 500;
    line-height: 1.4;
}

.blog-preview-title a {
    color: var(--text-primary);
    text-decoration: none;
}

.blog-preview-title a:hover {
    color: var(--primary-color);
}

.blog-preview-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.blog-preview-separator {
    opacity: 0.5;
}

.blog-preview-excerpt {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    flex: 1;
}

/* =============================================================================
   Call to Action Section
   ============================================================================= */
.landing-cta {
    padding: 80px 0;
    margin: 60px 0 0;
    background: linear-gradient(135deg, var(--primary-bg) 0%, var(--bg-light) 100%);
    border-radius: 16px;
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 20px;
}

.cta-content h2 {
    margin: 0 0 12px 0;
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.cta-content p {
    margin: 0 0 28px 0;
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: var(--primary-color);
    color: var(--text-white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 1.05rem;
    transition: background 0.2s, transform 0.2s;
}

.cta-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
}

/* =============================================================================
   Dark Mode Overrides
   ============================================================================= */
[data-theme="dark"] .landing-hero {
    /* Hero already uses CSS vars, inherits dark colors automatically */
}

[data-theme="dark"] .hero-logo {
    filter: drop-shadow(0 8px 24px rgba(131, 180, 197, 0.15));
    opacity: 0.85;
}

[data-theme="dark"] .feature-card {
    background: var(--bg-dark-secondary);
    border-color: var(--bg-dark-border);
}

[data-theme="dark"] .feature-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .feature-icon {
    background: rgba(131, 180, 197, 0.15);
}

[data-theme="dark"] .blog-preview-card {
    background: var(--bg-dark-secondary);
    border-color: var(--bg-dark-border);
}

[data-theme="dark"] .blog-preview-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .blog-preview-thumb {
    background: var(--bg-dark-tertiary);
}

[data-theme="dark"] .landing-cta {
    background: linear-gradient(135deg, var(--bg-dark-tertiary) 0%, var(--bg-dark-secondary) 100%);
}

[data-theme="dark"] .hero-btn-secondary {
    border-color: var(--bg-dark-border);
    color: var(--text-lighter);
}

[data-theme="dark"] .hero-btn-secondary:hover {
    background: var(--bg-dark-tertiary);
    border-color: var(--primary-color);
}

/* =============================================================================
   Responsive Adjustments
   ============================================================================= */
@media (max-width: 768px) {
    .landing-hero {
        flex-direction: column-reverse;
        text-align: center;
        padding: 40px 0 60px;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-title {
        font-size: 2rem;
    }

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

    .hero-actions {
        justify-content: center;
    }

    .hero-logo {
        width: 200px;
    }

    .landing-features .section-title,
    .section-title {
        font-size: 1.5rem;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .blog-preview-grid {
        grid-template-columns: 1fr;
    }

    .landing-cta {
        padding: 60px 20px;
        margin: 40px 0 0;
        border-radius: 0;
        margin-left: -20px;
        margin-right: -20px;
    }

    .cta-content h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-btn-primary,
    .hero-btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
}