/* ============================================
   KOPERIA — Blog
   Listado grid magazine + single centrado
   ============================================ */

/* ---------- Hero del blog ---------- */
.blog-hero {
    padding: 8rem 0 3rem;
    text-align: center;
}

@media (max-width: 768px) {
    .blog-hero { padding: 6rem 0 2rem; }
}

.blog-hero__title {
    font-size: clamp(2rem, 4.5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--color-text-pri);
    margin: 1rem 0 1.5rem;
}

.blog-hero__description {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-text-sec);
    max-width: 640px;
    margin: 0 auto;
}

/* ---------- Listado grid 3 columnas ---------- */
.blog-listing {
    padding: 3rem 0 6rem;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

@media (max-width: 900px) {
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .blog-grid { grid-template-columns: 1fr; }
}

/* ---------- Card de post ---------- */
.blog-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border-sutil);
    border-radius: 0.75rem;
    overflow: hidden;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 240, 255, 0.3);
}

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

.blog-card__image-wrap {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #0A0E1A;
}

.blog-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.blog-card:hover .blog-card__image {
    transform: scale(1.04);
}

.blog-card__body {
    padding: 1.5rem;
}

.blog-card__category {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    margin-bottom: 0.75rem;
}

.blog-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-pri);
    margin: 0 0 0.75rem;
}

.blog-card__excerpt {
    font-size: 0.9375rem;
    line-height: 1.55;
    color: var(--color-text-sec);
    margin: 0 0 1rem;
}

.blog-card__meta {
    font-size: 0.8125rem;
    color: var(--color-text-sec);
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.blog-card__meta-sep {
    opacity: 0.5;
}

/* ---------- Paginación ---------- */
.blog-pagination {
    margin-top: 4rem;
    display: flex;
    justify-content: center;
}

.blog-pagination .page-numbers {
    display: inline-block;
    padding: 0.5rem 0.875rem;
    margin: 0 0.125rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text-sec);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-border-sutil);
    border-radius: 0.375rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

.blog-pagination .page-numbers:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.blog-pagination .page-numbers.current {
    background: var(--color-accent);
    color: #001014;
    border-color: var(--color-accent);
}

.blog-pagination .page-numbers.dots {
    border: none;
    background: transparent;
}

/* ---------- Estado vacío ---------- */
.blog-empty {
    text-align: center;
    padding: 4rem 0;
    color: var(--color-text-sec);
}

.blog-search-form {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.blog-search-form input[type="search"] {
    padding: 0.75rem 1rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--color-border-sutil);
    border-radius: 0.5rem;
    color: var(--color-text-pri);
    min-width: 280px;
}

.blog-search-form button {
    padding: 0.75rem 1.5rem;
    background: var(--color-accent);
    color: #001014;
    border: none;
    border-radius: 0.5rem;
    font-weight: 700;
    cursor: pointer;
}

/* ---------- Single (post individual estilo Medium) ---------- */
.container-wide {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.single-article {
    padding: 6rem 0 4rem;
}

.single-article__feature {
    margin-bottom: 3rem;
}

.single-article__image {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 1rem;
    display: block;
}

.single-article__header {
    margin-bottom: 3rem;
}

.single-article__meta {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
    font-size: 0.8125rem;
    color: var(--color-text-sec);
    margin-bottom: 1.5rem;
}

.single-article__category {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.single-article__category:hover {
    text-decoration: underline;
}

.single-article__meta-sep {
    opacity: 0.5;
}

.single-article__title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--color-text-pri);
    margin: 0 0 1.5rem;
}

.single-article__excerpt {
    font-size: 1.25rem;
    line-height: 1.5;
    color: var(--color-text-sec);
    margin: 0;
}

/* ---------- Contenido del post (tipografía Medium) ---------- */
.single-article__content {
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--color-text-pri);
}

.single-article__content p {
    margin: 0 0 1.5rem;
}

.single-article__content h2 {
    font-size: 1.875rem;
    font-weight: 800;
    line-height: 1.2;
    margin: 3rem 0 1.25rem;
    color: var(--color-text-pri);
}

.single-article__content h3 {
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.3;
    margin: 2.5rem 0 1rem;
    color: var(--color-text-pri);
}

.single-article__content ul,
.single-article__content ol {
    margin: 0 0 1.5rem;
    padding-left: 1.5rem;
}

.single-article__content li {
    margin-bottom: 0.5rem;
}

.single-article__content a {
    color: var(--color-accent);
    border-bottom: 1px solid rgba(0, 240, 255, 0.3);
    text-decoration: none;
    transition: border-color 0.2s ease;
}

.single-article__content a:hover {
    border-bottom-color: var(--color-accent);
}

.single-article__content blockquote {
    margin: 2rem 0;
    padding: 1rem 1.5rem;
    border-left: 3px solid var(--color-accent);
    font-style: italic;
    color: var(--color-text-sec);
    background: rgba(0, 240, 255, 0.03);
    border-radius: 0 0.5rem 0.5rem 0;
}

.single-article__content code {
    background: rgba(255, 255, 255, 0.08);
    padding: 0.125rem 0.375rem;
    border-radius: 0.25rem;
    font-size: 0.9em;
    color: var(--color-accent);
}

.single-article__content pre {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--color-border-sutil);
    padding: 1.25rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.single-article__content pre code {
    background: transparent;
    padding: 0;
    color: var(--color-text-pri);
}

.single-article__content img {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
    margin: 1.5rem 0;
}

/* ---------- Footer del artículo (tags) ---------- */
.single-article__footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border-sutil);
}

.single-article__tags {
    font-size: 0.875rem;
    color: var(--color-text-sec);
}

.single-article__tags a {
    color: var(--color-text-sec);
    text-decoration: none;
    margin-right: 0.5rem;
}

.single-article__tags a:hover {
    color: var(--color-accent);
}

.single-article__tags-label {
    color: var(--color-accent);
    font-weight: 700;
    margin-right: 0.25rem;
}

/* ---------- CTA grande al diagnóstico ---------- */
.blog-cta {
    padding: 4rem 0;
}

.blog-cta-card {
    padding: 4rem 3rem;
    background: linear-gradient(135deg, rgba(0,240,255,0.08) 0%, rgba(30,58,138,0.04) 100%);
    border: 1px solid rgba(0,240,255,0.2);
    border-radius: 1rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0,240,255,0.08) 0%, transparent 60%);
    pointer-events: none;
}

@media (max-width: 640px) {
    .blog-cta-card { padding: 3rem 1.5rem; }
}

.blog-cta__title {
    position: relative;
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    line-height: 1.15;
    color: var(--color-text-pri);
    margin: 1rem 0 1.25rem;
}

.blog-cta__description {
    position: relative;
    font-size: 1.0625rem;
    line-height: 1.6;
    color: var(--color-text-sec);
    max-width: 560px;
    margin: 0 auto 2.5rem;
}

.blog-cta-card .btn {
    position: relative;
}

/* ---------- Posts relacionados ---------- */
.blog-related {
    padding: 2rem 0 6rem;
}

.blog-related__title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--color-text-pri);
}

.blog-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 900px) {
    .blog-related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .blog-related-grid { grid-template-columns: 1fr; }
}