/* ============================================
   ONLIFE.BG BLOG STYLES
   Aesthetic: "Editorial Serenity" (matching pages.css)
   ============================================ */

/* ============================================
   BLOG LISTING PAGE
   ============================================ */

.blog-listing-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--color-gray-200);
}

.blog-listing-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-sm);
}

.blog-listing-subtitle {
    font-family: var(--font-body);
    font-size: 1.125rem;
    color: var(--color-gray-400);
    margin: 0;
}

/* Posts Grid */
.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 640px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 900px) {
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-2xl);
    }
}

/* Blog Card */
.blog-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--duration-medium) var(--ease-out),
                box-shadow var(--duration-medium) var(--ease-out);
}

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

.blog-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.blog-card-image {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--color-gray-100);
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-medium) var(--ease-out);
}

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

.blog-card-image--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-purple-light), var(--color-purple));
}

.blog-card-image--placeholder span {
    font-size: 3rem;
    opacity: 0.5;
}

.blog-card-content {
    padding: var(--space-lg);
}

.blog-card-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    line-height: 1.3;
    margin-bottom: var(--space-sm);
    transition: color var(--duration-fast) var(--ease-out);
}

.blog-card:hover .blog-card-title {
    color: var(--color-purple);
}

.blog-card-excerpt {
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8125rem;
    color: var(--color-gray-400);
}

.blog-card-author {
    font-weight: 500;
}

.blog-card-separator {
    color: var(--color-gray-300);
}

/* Empty State */
.blog-empty {
    text-align: center;
    padding: var(--space-4xl) var(--space-xl);
}

.blog-empty-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.blog-empty p {
    font-size: 1.125rem;
    color: var(--color-gray-400);
}

/* ============================================
   BLOG POST PAGE
   ============================================ */

/* Hero Image */
.blog-hero {
    max-width: 720px;
    margin: 0 auto var(--space-2xl);
    padding: 0 var(--space-lg);
    overflow: hidden;
}

.blog-hero-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
}

/* Article Container */
.blog-article .container {
    max-width: 720px;
}

/* Article Header */
.blog-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--color-gray-200);
}

.blog-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

.blog-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--color-gray-400);
}

.blog-author {
    font-weight: 600;
    color: var(--color-purple);
}

.blog-meta-separator {
    color: var(--color-gray-300);
}

/* Article Content - Typography */
.blog-content {
    font-family: var(--font-body);
    font-size: 1.1875rem;
    line-height: 1.8;
    color: var(--color-gray-700);
}

.blog-content > *:first-child {
    margin-top: 0;
}

.blog-content > *:last-child {
    margin-bottom: 0;
}

.blog-content h2 {
    font-family: var(--font-display);
    font-size: 1.625rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-top: var(--space-md);
    margin-bottom: var(--space-lg);
    padding-top: var(--space-lg);
    position: relative;
    display: inline-block;
}

.blog-content h2::after {
    content: '';
    position: absolute;
    bottom: 0.05em;
    left: 0;
    width: 100%;
    height: 0.15em;
    background: linear-gradient(90deg, var(--color-purple-light), var(--color-purple), var(--color-purple-light));
    border-radius: 0.1em;
    z-index: -1;
}

.blog-content h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-800);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
}

.blog-content h4 {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-gray-800);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
}

.blog-content p {
    margin-bottom: var(--space-lg);
}

.blog-content a {
    color: var(--color-purple);
    text-decoration: underline;
    text-decoration-color: rgba(159, 93, 213, 0.3);
    text-underline-offset: 3px;
    transition: text-decoration-color var(--duration-fast) var(--ease-out);
}

.blog-content a:hover {
    text-decoration-color: var(--color-purple);
}

.blog-content strong {
    font-weight: 600;
    color: var(--color-gray-800);
}

.blog-content em {
    font-style: italic;
}

/* Lists */
.blog-content ul,
.blog-content ol {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.blog-content li {
    margin-bottom: var(--space-sm);
}

.blog-content li::marker {
    color: var(--color-purple);
}

/* Blockquotes */
.blog-content blockquote {
    margin: var(--space-2xl) 0;
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-gray-50);
    border-left: 4px solid var(--color-purple);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    color: var(--color-gray-700);
}

.blog-content blockquote p:last-child {
    margin-bottom: 0;
}

/* Code */
.blog-content code {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.875em;
    padding: 0.2em 0.4em;
    background: var(--color-gray-100);
    border-radius: 4px;
    color: var(--color-purple-dark);
}

.blog-content pre {
    margin: var(--space-xl) 0;
    padding: var(--space-lg);
    background: var(--color-gray-900);
    border-radius: var(--radius-sm);
    overflow-x: auto;
}

.blog-content pre code {
    padding: 0;
    background: transparent;
    color: var(--color-gray-100);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* Images within content */
.blog-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    margin: var(--space-xl) 0;
}

/* Horizontal Rule */
.blog-content hr {
    border: none;
    height: 1px;
    background: var(--color-gray-200);
    margin: var(--space-3xl) 0;
}

/* Tables */
.blog-content table {
    width: 100%;
    margin: var(--space-xl) 0;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.blog-content th,
.blog-content td {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-gray-200);
    text-align: left;
}

.blog-content th {
    background: var(--color-gray-50);
    font-weight: 600;
    color: var(--color-gray-800);
}

/* Article Footer */
.blog-footer {
    margin-top: var(--space-3xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--color-gray-200);
}

.blog-back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-purple);
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-out);
}

.blog-back-link:hover {
    color: var(--color-purple-dark);
}

/* ============================================
   404 ERROR PAGE
   ============================================ */

.error-content {
    text-align: center;
    padding: var(--space-4xl) var(--space-xl);
    max-width: 500px;
    margin: 0 auto;
}

.error-icon {
    font-size: 5rem;
    margin-bottom: var(--space-xl);
}

.error-content h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-md);
}

.error-content p {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-xl);
}

.error-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.error-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md) var(--space-xl);
    background: linear-gradient(135deg, var(--color-purple), var(--color-purple-dark));
    color: white;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    transition: transform var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
    box-shadow: 0 4px 15px rgba(159, 93, 213, 0.3);
}

.error-button:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(159, 93, 213, 0.4);
}

.error-link {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
}

.error-link:hover {
    color: var(--color-purple);
}

/* ============================================
   HEADER ACTIVE STATE
   ============================================ */

.header-nav a.is-active {
    color: var(--color-purple);
}

.header-nav a.is-active::after {
    width: 100%;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 639px) {
    .blog-listing-header {
        margin-bottom: var(--space-2xl);
        padding-bottom: var(--space-lg);
    }

    .blog-card-content {
        padding: var(--space-md);
    }

    .blog-card-title {
        font-size: 1.125rem;
    }

    .blog-hero {
        margin-bottom: var(--space-xl);
    }

    .blog-header {
        margin-bottom: var(--space-2xl);
        padding-bottom: var(--space-lg);
    }

    .blog-content {
        font-size: 1rem;
    }

    .blog-content h2 {
        font-size: 1.375rem;
        margin-top: var(--space-2xl);
    }

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

    .blog-content blockquote {
        padding: var(--space-md) var(--space-lg);
        margin: var(--space-xl) 0;
    }

    .error-content {
        padding: var(--space-2xl) var(--space-md);
    }

    .error-icon {
        font-size: 4rem;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .blog-card,
    .blog-card-image img,
    .error-button {
        transition: none;
    }

    .blog-card:hover {
        transform: none;
    }

    .blog-card:hover .blog-card-image img {
        transform: none;
    }
}