/* ============================================================================
   ANDERCODE — BLOG / LISTADO EDITORIAL
   Mantiene el lenguaje visual de Home, Cursos y páginas institucionales.
============================================================================ */

:root {
    --blog-primary: #7c3aed;
    --blog-primary-dark: #5b21b6;
    --blog-primary-soft: #f5f0ff;
    --blog-ink: #18181b;
    --blog-muted: #6b6875;
    --blog-border: #e9e5f0;
    --blog-soft: #faf9fc;
    --blog-dark: #17141f;
    --blog-radius-lg: 28px;
    --blog-radius-md: 20px;
    --blog-shadow: 0 18px 50px rgba(35, 26, 54, .08);
    --blog-shadow-hover: 0 24px 65px rgba(35, 26, 54, .13);
}

.blog-listing-page {
    background: #fff;
    color: var(--blog-ink);
    overflow: hidden;
}

.blog-listing-page h1,
.blog-listing-page h2,
.blog-listing-page h3,
.blog-listing-page h4,
.blog-listing-page h5,
.blog-listing-page h6 {
    border: 0;
    padding-left: 0;
    color: var(--blog-ink);
}

.blog-listing-page a:hover {
    text-decoration: none;
}

/* HERO -------------------------------------------------------------------- */
.blog-hero {
    position: relative;
    padding: 5.75rem 0 5rem;
    background:
        radial-gradient(circle at 88% 12%, rgba(124, 58, 237, .17), transparent 28%),
        radial-gradient(circle at 8% 92%, rgba(99, 102, 241, .09), transparent 31%),
        linear-gradient(180deg, #fbfaff 0%, #ffffff 100%);
    border-bottom: 1px solid rgba(124, 58, 237, .08);
}

.blog-hero::after {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    right: -170px;
    bottom: -190px;
    border: 1px solid rgba(124, 58, 237, .1);
    border-radius: 50%;
    pointer-events: none;
}

.blog-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    margin-bottom: 1rem;
    padding: .5rem .8rem;
    border-radius: 999px;
    background: rgba(124, 58, 237, .09);
    color: var(--blog-primary-dark);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .07em;
    text-transform: uppercase;
}

.blog-hero-title {
    max-width: 840px;
    margin-bottom: 1.25rem;
    font-size: clamp(2.75rem, 6vw, 5rem);
    line-height: .98;
    letter-spacing: -.055em;
    font-weight: 900;
}

.blog-hero-title span {
    color: var(--blog-primary);
}

.blog-hero-lead {
    max-width: 760px;
    margin-bottom: 0;
    color: var(--blog-muted);
    font-size: clamp(1.05rem, 1.8vw, 1.23rem);
    line-height: 1.75;
}

.blog-hero-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    max-width: 430px;
    margin-left: auto;
}

.blog-stat-card {
    min-height: 142px;
    padding: 1.25rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, .8);
    border: 1px solid rgba(124, 58, 237, .12);
    box-shadow: 0 16px 40px rgba(35, 26, 54, .06);
    backdrop-filter: blur(10px);
}

.blog-stat-icon {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    margin-bottom: .8rem;
    border-radius: 13px;
    background: var(--blog-primary-soft);
    color: var(--blog-primary);
}

.blog-stat-card strong,
.blog-stat-card small {
    display: block;
}

.blog-stat-card strong {
    margin-bottom: .2rem;
    font-size: 1rem;
}

.blog-stat-card small {
    color: var(--blog-muted);
    line-height: 1.45;
}

/* FEATURED ---------------------------------------------------------------- */
.blog-featured-section {
    padding: 4rem 0 1.5rem;
}

.blog-featured-card {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(360px, .75fr);
    align-items: center;
    overflow: hidden;
    border-radius: var(--blog-radius-lg);
    background: var(--blog-dark);
    box-shadow: var(--blog-shadow);
}

.blog-featured-media {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    align-self: center;
    overflow: hidden;
    background: #0f0d15;
}

.blog-featured-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 70%, rgba(23, 20, 31, .18));
    pointer-events: none;
}

.blog-featured-media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.blog-featured-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2.3rem;
    color: #fff;
}

.blog-featured-label {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    width: fit-content;
    margin-bottom: 1rem;
    padding: .42rem .68rem;
    border-radius: 999px;
    background: rgba(196, 181, 253, .13);
    color: #d8ccff;
    font-size: .75rem;
    font-weight: 800;
    letter-spacing: .055em;
    text-transform: uppercase;
}

.blog-featured-content h2 {
    margin-bottom: 1rem;
    color: #fff;
    font-size: clamp(1.7rem, 3vw, 2.55rem);
    line-height: 1.08;
    letter-spacing: -.035em;
}

.blog-featured-content p {
    margin-bottom: 1.25rem;
    color: rgba(255, 255, 255, .68);
    line-height: 1.75;
}

.blog-featured-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .85rem 1.25rem;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, .55);
    font-size: .82rem;
}

.blog-featured-meta span {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
}

.blog-featured-link {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    width: fit-content;
    color: #d8ccff;
    font-weight: 800;
}

.blog-featured-link:hover {
    color: #fff;
}

/* MAIN -------------------------------------------------------------------- */
.blog-main-section {
    padding: 3.5rem 0 5.5rem;
}

.blog-section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.blog-section-kicker {
    display: block;
    margin-bottom: .5rem;
    color: var(--blog-primary);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .07em;
    text-transform: uppercase;
}

.blog-section-title {
    margin-bottom: .45rem;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.05;
    letter-spacing: -.04em;
}

.blog-section-copy {
    margin-bottom: 0;
    color: var(--blog-muted);
    line-height: 1.65;
}

.blog-results-count {
    flex-shrink: 0;
    padding: .55rem .75rem;
    border-radius: 999px;
    background: var(--blog-primary-soft);
    color: var(--blog-primary-dark);
    font-size: .8rem;
    font-weight: 800;
}

/* TOOLBAR ----------------------------------------------------------------- */
.blog-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: .85rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    border-radius: 18px;
    background: var(--blog-soft);
    border: 1px solid var(--blog-border);
}

.blog-search-form {
    display: flex;
    gap: .65rem;
}

.blog-search-input {
    position: relative;
    flex: 1;
}

.blog-search-input i {
    position: absolute;
    top: 50%;
    left: 1rem;
    transform: translateY(-50%);
    color: #9a96a3;
    pointer-events: none;
}

.blog-search-input .form-control {
    min-height: 48px;
    padding-left: 2.8rem;
    border-radius: 13px;
    border-color: var(--blog-border);
    box-shadow: none;
}

.blog-search-input .form-control:focus,
.blog-sort-select:focus {
    border-color: rgba(124, 58, 237, .45);
    box-shadow: 0 0 0 .2rem rgba(124, 58, 237, .08);
}

.blog-search-form .btn {
    min-height: 48px;
    padding-left: 1.15rem;
    padding-right: 1.15rem;
    font-weight: 700;
}

.blog-sort-select {
    min-width: 175px;
    min-height: 48px;
    border-radius: 13px;
    border-color: var(--blog-border);
    font-weight: 600;
}

.blog-filter-note {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin: -.5rem 0 1.4rem;
    padding: .85rem 1rem;
    border-radius: 14px;
    background: #fff;
    border: 1px solid rgba(124, 58, 237, .12);
    color: var(--blog-muted);
    font-size: .88rem;
}

.blog-filter-note strong {
    color: var(--blog-ink);
}

.blog-filter-note a {
    flex-shrink: 0;
    font-weight: 800;
}

/* POST CARD --------------------------------------------------------------- */
.blog-post-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    border-radius: var(--blog-radius-md);
    background: #fff;
    border: 1px solid var(--blog-border);
    box-shadow: 0 10px 35px rgba(35, 26, 54, .045);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.blog-post-card:hover {
    transform: translateY(-5px);
    border-color: rgba(124, 58, 237, .22);
    box-shadow: var(--blog-shadow-hover);
}

.blog-post-media {
    position: relative;
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #f3f1f6;
}

.blog-post-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .45s ease;
}

.blog-post-card:hover .blog-post-media img {
    transform: scale(1.045);
}

.blog-post-category {
    position: absolute;
    left: .9rem;
    bottom: .9rem;
    max-width: calc(100% - 1.8rem);
    padding: .42rem .65rem;
    border-radius: 999px;
    color: #fff;
    background: rgba(23, 20, 31, .78);
    backdrop-filter: blur(8px);
    font-size: .72rem;
    font-weight: 800;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.blog-post-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 1.35rem;
}

.blog-post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .65rem 1rem;
    margin-bottom: .8rem;
    color: #8b8792;
    font-size: .77rem;
}

.blog-post-meta span {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
}

.blog-post-card h3 {
    margin-bottom: .7rem;
    font-size: 1.2rem;
    line-height: 1.3;
    letter-spacing: -.018em;
}

.blog-post-card h3 a {
    color: var(--blog-ink);
}

.blog-post-card h3 a:hover {
    color: var(--blog-primary);
}

.blog-post-summary {
    display: -webkit-box;
    margin-bottom: 1.1rem;
    overflow: hidden;
    color: var(--blog-muted);
    line-height: 1.65;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.blog-post-link {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    width: fit-content;
    margin-top: auto;
    color: var(--blog-primary);
    font-weight: 800;
}

.blog-post-link i,
.blog-featured-link i {
    transition: transform .2s ease;
}

.blog-post-link:hover i,
.blog-featured-link:hover i {
    transform: translateX(3px);
}

/* SIDEBAR ----------------------------------------------------------------- */
.blog-sidebar {
    position: sticky;
    top: 105px;
}

.blog-sidebar-card {
    overflow: hidden;
    border-radius: var(--blog-radius-md);
    background: var(--blog-dark);
    box-shadow: 0 16px 45px rgba(23, 20, 31, .15);
}

.blog-sidebar-head {
    padding: 1.3rem 1.3rem .9rem;
}

.blog-sidebar-kicker {
    display: block;
    margin-bottom: .35rem;
    color: #c4b5fd;
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .07em;
    text-transform: uppercase;
}

.blog-sidebar-head h3 {
    margin: 0;
    color: #fff;
    font-size: 1.35rem;
}

.blog-top-list {
    padding: .3rem .8rem .9rem;
}

.blog-top-item {
    display: grid;
    grid-template-columns: 38px 78px minmax(0, 1fr);
    gap: .7rem;
    align-items: center;
    padding: .75rem .5rem;
    border-radius: 14px;
    transition: background .2s ease;
}

.blog-top-item:hover {
    background: rgba(255, 255, 255, .055);
}

.blog-top-rank {
    color: rgba(255, 255, 255, .32);
    font-size: 1.15rem;
    font-weight: 900;
    text-align: center;
}

.blog-top-thumb {
    width: 78px;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: 11px;
    background: rgba(255, 255, 255, .06);
}

.blog-top-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-top-content {
    min-width: 0;
}

.blog-top-title {
    display: -webkit-box;
    margin-bottom: .28rem;
    overflow: hidden;
    color: rgba(255, 255, 255, .88);
    font-size: .84rem;
    font-weight: 700;
    line-height: 1.38;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.blog-top-title:hover {
    color: #fff;
}

.blog-top-date {
    color: rgba(255, 255, 255, .42);
    font-size: .7rem;
}

/* EMPTY ------------------------------------------------------------------- */
.blog-empty-state {
    padding: 3rem 1.5rem;
    border-radius: var(--blog-radius-md);
    text-align: center;
    background: var(--blog-soft);
    border: 1px dashed #d8d2e2;
}

.blog-empty-icon {
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    margin: 0 auto 1rem;
    border-radius: 18px;
    background: var(--blog-primary-soft);
    color: var(--blog-primary);
    font-size: 1.35rem;
}

.blog-empty-state h3 {
    margin-bottom: .45rem;
    font-size: 1.35rem;
}

.blog-empty-state p {
    max-width: 520px;
    margin: 0 auto 1.1rem;
    color: var(--blog-muted);
}

/* PAGINATION -------------------------------------------------------------- */
.blog-pagination {
    margin-top: 2rem;
}

.blog-pagination .pagination {
    gap: .35rem;
    flex-wrap: wrap;
}

.blog-pagination .page-link {
    min-width: 40px;
    min-height: 40px;
    display: grid;
    place-items: center;
    border-radius: 11px !important;
    border: 1px solid var(--blog-border);
    color: var(--blog-ink);
    box-shadow: none;
}

.blog-pagination .page-item.active .page-link {
    color: #fff;
    background: var(--blog-primary);
    border-color: var(--blog-primary);
}

.blog-pagination .page-link:hover {
    color: var(--blog-primary);
    background: var(--blog-primary-soft);
}

/* RESPONSIVE --------------------------------------------------------------- */
@media (max-width: 1199.98px) {
    .blog-featured-card {
        grid-template-columns: minmax(0, 1fr) 360px;
    }

    .blog-top-item {
        grid-template-columns: 30px 68px minmax(0, 1fr);
    }

    .blog-top-thumb {
        width: 68px;
    }
}

@media (max-width: 991.98px) {
    .blog-hero {
        padding: 4.75rem 0 4rem;
    }

    .blog-hero-stats {
        max-width: none;
        margin-left: 0;
    }

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

    .blog-featured-media {
        aspect-ratio: 16 / 9;
    }

    .blog-featured-media::after {
        background: linear-gradient(0deg, rgba(23, 20, 31, .18), transparent 45%);
    }

    .blog-sidebar {
        position: static;
        margin-top: 1rem;
    }

    .blog-top-list {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: .15rem .6rem;
    }
}

@media (max-width: 767.98px) {
    .blog-hero {
        padding: 4rem 0 3.5rem;
    }

    .blog-hero-title {
        font-size: clamp(2.55rem, 13vw, 3.6rem);
    }

    .blog-hero-lead {
        font-size: 1rem;
    }

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

    .blog-stat-card {
        min-height: 125px;
        padding: 1rem;
    }

    .blog-featured-section {
        padding-top: 2.75rem;
    }

    .blog-featured-content {
        padding: 1.5rem;
    }

    .blog-main-section {
        padding-top: 2.75rem;
        padding-bottom: 4rem;
    }

    .blog-section-head {
        align-items: flex-start;
        flex-direction: column;
    }

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

    .blog-search-form {
        display: grid;
        grid-template-columns: 1fr;
    }

    .blog-search-form .btn,
    .blog-sort-select {
        width: 100%;
    }

    .blog-filter-note {
        align-items: flex-start;
        flex-direction: column;
    }

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

@media (max-width: 420px) {
    .blog-hero-stats {
        grid-template-columns: 1fr;
    }

    .blog-top-item {
        grid-template-columns: 28px 64px minmax(0, 1fr);
    }

    .blog-top-thumb {
        width: 64px;
    }
}