/* ========================================
   Tourwise Blog Styles
   Extends the landing.css design system
   ======================================== */

/* ========================================
   Blog Hero Section
   ======================================== */

.blog-hero {
    position: relative;
    padding: calc(140px + var(--space-12)) 0 var(--space-16);
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-secondary) 50%, #2d3a52 100%);
    overflow: hidden;
    text-align: center;
}

.blog-hero__bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    opacity: 0.4;
}

.blog-hero__bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
                radial-gradient(circle at 70% 70%, rgba(251, 191, 36, 0.1) 0%, transparent 40%);
}

.blog-hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.blog-hero__content {
    position: relative;
    z-index: 1;
    color: var(--white);
    max-width: 700px;
    margin: 0 auto;
}

.blog-hero__title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
    color: var(--white);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.blog-hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* ========================================
   Blog Card Tags
   ======================================== */

.blog-card__tag {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
}

.blog-card__tag--guide {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

.blog-card__tag--tips {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

/* ========================================
   Blog Listing Section
   ======================================== */

.blog-listing {
    padding: var(--space-20) 0;
    background: var(--gray-50);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-8);
}

/* ========================================
   Blog Card (Listing Page)
   ======================================== */

.blog-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

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

.blog-card__image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--gray-100);
}

.blog-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.blog-card__body {
    padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card__meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.blog-card__date {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.blog-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--dark);
    margin-bottom: var(--space-3);
}

.blog-card__title a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

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

.blog-card__excerpt {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--space-4);
    flex: 1;
}

.blog-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--primary);
    transition: gap var(--transition);
}

.blog-card__link:hover {
    gap: var(--space-3);
    color: var(--primary-dark);
}

/* ========================================
   Blog CTA Section
   ======================================== */

.blog-cta {
    padding: var(--space-20) 0;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.blog-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.blog-cta__content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
}

.blog-cta__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: var(--space-4);
    color: var(--white);
}

.blog-cta__subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-8);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.blog-cta__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
}

/* ========================================
   Blog Post Article
   ======================================== */

.blog-post {
    padding: calc(140px + var(--space-8)) 0 var(--space-16);
}

.blog-post__header {
    max-width: 800px;
    margin: 0 auto var(--space-8);
}

.blog-post__back {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-500);
    margin-bottom: var(--space-6);
    transition: color var(--transition);
}

.blog-post__back:hover {
    color: var(--primary);
}

.blog-post__meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.blog-post__date {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.blog-post__title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--dark);
    margin-bottom: var(--space-4);
}

.blog-post__lead {
    font-size: 1.1875rem;
    line-height: 1.6;
    color: var(--gray-600);
}

/* Featured Image */
.blog-post__image {
    max-width: 960px;
    margin: 0 auto var(--space-12);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.blog-post__image img {
    width: 100%;
    display: block;
}

/* Article Layout: content + sidebar */
.blog-post__layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--space-12);
    max-width: 1100px;
    margin: 0 auto;
    align-items: start;
}

/* ========================================
   Blog Post Content (Article Body)
   ======================================== */

.blog-post__content {
    min-width: 0;
}

.blog-post__content h2 {
    font-size: 1.625rem;
    font-weight: 800;
    color: var(--dark);
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
    line-height: 1.25;
}

.blog-post__content h2:first-child {
    margin-top: 0;
}

.blog-post__content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-top: var(--space-8);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}

.blog-post__content p {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--gray-700);
    margin-bottom: var(--space-5);
}

.blog-post__content ul,
.blog-post__content ol {
    margin-bottom: var(--space-5);
    padding-left: var(--space-6);
}

.blog-post__content li {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
}

.blog-post__content blockquote {
    border-left: 4px solid var(--primary);
    padding: var(--space-5) var(--space-6);
    margin: var(--space-8) 0;
    background: rgba(99, 102, 241, 0.05);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.blog-post__content blockquote p {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--gray-700);
    margin-bottom: 0;
}

.blog-post__content strong {
    font-weight: 700;
    color: var(--dark);
}

.blog-post__content a {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-color: rgba(99, 102, 241, 0.3);
    text-underline-offset: 2px;
    transition: text-decoration-color var(--transition);
}

.blog-post__content a:hover {
    text-decoration-color: var(--primary);
}

/* ========================================
   Blog Post Table
   ======================================== */

.blog-table-wrapper {
    overflow-x: auto;
    margin: var(--space-6) 0;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.blog-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.blog-table th {
    background: var(--gray-50);
    padding: var(--space-3) var(--space-4);
    text-align: left;
    font-weight: 700;
    color: var(--dark);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
}

.blog-table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
}

.blog-table tbody tr:last-child td {
    border-bottom: none;
}

.blog-table tbody tr:hover {
    background: var(--gray-50);
}

/* ========================================
   Blog Inline CTA (within article body)
   ======================================== */

.blog-inline-cta {
    padding: var(--space-8);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-xl);
    text-align: center;
    color: var(--white);
    margin: var(--space-10) 0;
}

.blog-inline-cta__icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
}

.blog-inline-cta h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: var(--space-3);
}

.blog-inline-cta p {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-6);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.blog-inline-cta .btn {
    margin-bottom: var(--space-3);
}

.blog-inline-cta__note {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0;
}

/* ========================================
   Blog Post Sidebar
   ======================================== */

.blog-post__sidebar {
    position: sticky;
    top: calc(140px + var(--space-6));
}

.blog-sidebar-cta {
    padding: var(--space-6);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    text-align: center;
    margin-bottom: var(--space-6);
}

.blog-sidebar-cta__icon {
    font-size: 2rem;
    margin-bottom: var(--space-3);
}

.blog-sidebar-cta__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: var(--space-2);
}

.blog-sidebar-cta__text {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--space-5);
}

.blog-sidebar-cta__note {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-top: var(--space-3);
    margin-bottom: 0;
}

.blog-sidebar-back {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-500);
    transition: color var(--transition);
}

.blog-sidebar-back:hover {
    color: var(--primary);
}

/* ========================================
   Blog Preview Section (index.html)
   ======================================== */

.blog-preview-section {
    padding: var(--space-24) 0;
    background: var(--gray-50);
}

.blog-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
}

.blog-preview-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

.blog-preview-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.blog-preview-card__image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--gray-100);
}

.blog-preview-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.blog-preview-card__body {
    padding: var(--space-5);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-preview-card__meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.blog-preview-card__title {
    font-size: 1.0625rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--dark);
    margin-bottom: var(--space-2);
}

.blog-preview-card__title a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

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

.blog-preview-card__excerpt {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.6;
    flex: 1;
}

/* ========================================
   Blog Responsive Styles
   ======================================== */

@media (max-width: 1024px) {
    .blog-post__layout {
        grid-template-columns: 1fr 280px;
        gap: var(--space-8);
    }
}

@media (max-width: 768px) {
    .blog-hero {
        padding: calc(80px + var(--space-8)) 0 var(--space-10);
    }

    .blog-hero__title {
        font-size: clamp(1.5rem, 5vw, 2rem);
    }

    .blog-listing {
        padding: var(--space-12) 0;
    }

    .blog-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .blog-post {
        padding: calc(80px + var(--space-6)) 0 var(--space-10);
    }

    .blog-post__title {
        font-size: clamp(1.5rem, 5vw, 2rem);
    }

    .blog-post__layout {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .blog-post__sidebar {
        position: static;
    }

    .blog-post__image {
        margin-bottom: var(--space-8);
    }

    .blog-preview-section {
        padding: var(--space-16) 0;
    }

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

    .blog-cta {
        padding: var(--space-16) 0;
    }

    .blog-cta__buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .blog-cta__buttons .btn {
        width: 100%;
        min-height: 48px;
    }

    .blog-inline-cta {
        padding: var(--space-6);
    }
}

@media (max-width: 480px) {
    .blog-hero__title {
        font-size: 1.375rem;
    }

    .blog-post__title {
        font-size: 1.375rem;
    }

    .blog-post__content h2 {
        font-size: 1.375rem;
    }

    .blog-post__content h3 {
        font-size: 1.125rem;
    }

    .blog-card__body {
        padding: var(--space-5);
    }

    .blog-preview-card__body {
        padding: var(--space-4);
    }

    .blog-table {
        font-size: 0.8125rem;
    }

    .blog-table th,
    .blog-table td {
        padding: var(--space-2) var(--space-3);
    }
}