/* ============================================================================
   ANDERCODE — LISTADO DE CURSOS
   Experiencia compartida para Udemy y Hotmart
============================================================================ */

.course-catalog {
    --catalog-accent: #7c3aed;
    --catalog-accent-dark: #5b21b6;
    --catalog-accent-soft: #f5f0ff;
    --catalog-accent-rgb: 124, 58, 237;
    --catalog-ink: #18181b;
    --catalog-muted: #6b6874;
    --catalog-border: #e9e5f0;
    --catalog-soft: #faf9fc;
    --catalog-shadow: 0 18px 50px rgba(35, 26, 54, .08);
    --catalog-shadow-hover: 0 24px 60px rgba(35, 26, 54, .14);
    background: #fff;
    color: var(--catalog-ink);
    overflow: hidden;
}

.course-catalog.platform-hotmart {
    --catalog-accent: #ff5b32;
    --catalog-accent-dark: #dd3e1c;
    --catalog-accent-soft: #fff2ee;
    --catalog-accent-rgb: 255, 91, 50;
}

.course-catalog h1,
.course-catalog h2,
.course-catalog h3,
.course-catalog h4,
.course-catalog h5 {
    border: 0;
    padding-left: 0;
    color: var(--catalog-ink);
}

.course-catalog a:hover {
    text-decoration: none;
}

/* HERO -------------------------------------------------------------------- */
.course-catalog-hero {
    position: relative;
    padding: 5.5rem 0 4.5rem;
    background:
        radial-gradient(circle at 86% 20%, rgba(var(--catalog-accent-rgb), .18), transparent 28%),
        radial-gradient(circle at 10% 95%, rgba(var(--catalog-accent-rgb), .08), transparent 28%),
        linear-gradient(180deg, #fbfaff 0%, #fff 100%);
    border-bottom: 1px solid rgba(var(--catalog-accent-rgb), .08);
}

.course-catalog-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    margin-bottom: 1rem;
    padding: .5rem .8rem;
    border-radius: 999px;
    background: var(--catalog-accent-soft);
    color: var(--catalog-accent-dark);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .065em;
    text-transform: uppercase;
}

.course-catalog-title {
    max-width: 820px;
    margin-bottom: 1rem;
    font-size: clamp(2.65rem, 6vw, 4.7rem);
    line-height: 1;
    letter-spacing: -.055em;
    font-weight: 900;
}

.course-catalog-title span {
    color: var(--catalog-accent);
}

.course-catalog-lead {
    max-width: 760px;
    margin-bottom: 0;
    color: var(--catalog-muted);
    font-size: clamp(1.02rem, 1.8vw, 1.22rem);
    line-height: 1.75;
}

.course-platform-switch {
    display: inline-flex;
    gap: .5rem;
    margin-top: 1.6rem;
    padding: .35rem;
    border-radius: 16px;
    background: #fff;
    border: 1px solid var(--catalog-border);
    box-shadow: 0 10px 28px rgba(35, 26, 54, .06);
}

.course-platform-switch a {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    padding: .72rem 1rem;
    border-radius: 12px;
    color: #625e69;
    font-size: .9rem;
    font-weight: 750;
}

.course-platform-switch a.active {
    color: #fff;
    background: var(--catalog-accent);
}

.course-hero-panel {
    max-width: 430px;
    margin-left: auto;
    padding: 1.5rem;
    border-radius: 26px;
    background: rgba(255,255,255,.88);
    border: 1px solid rgba(var(--catalog-accent-rgb), .14);
    box-shadow: var(--catalog-shadow);
    backdrop-filter: blur(10px);
}

.course-hero-panel-icon {
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    margin-bottom: 1.15rem;
    border-radius: 18px;
    background: var(--catalog-accent-soft);
    color: var(--catalog-accent);
    font-size: 1.45rem;
}

.course-hero-panel h2 {
    margin-bottom: .65rem;
    font-size: 1.35rem;
}

.course-hero-panel p {
    margin-bottom: 1.2rem;
    color: var(--catalog-muted);
    line-height: 1.65;
}

.course-catalog-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .75rem;
}

.course-stat {
    padding: .9rem;
    border-radius: 15px;
    background: var(--catalog-soft);
    border: 1px solid var(--catalog-border);
}

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

.course-stat strong {
    color: var(--catalog-ink);
    font-size: 1.2rem;
}

.course-stat small {
    color: var(--catalog-muted);
    font-size: .75rem;
}

/* FILTER BAR -------------------------------------------------------------- */
.course-catalog-body {
    padding: 4.5rem 0 5.5rem;
}

.course-filter-shell {
    position: relative;
    z-index: 3;
    margin-top: -6rem;
    margin-bottom: 2.25rem;
    padding: 1rem;
    border-radius: 22px;
    background: #fff;
    border: 1px solid var(--catalog-border);
    box-shadow: var(--catalog-shadow);
}

.course-search-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 240px auto;
    gap: .75rem;
}

.course-search-control,
.course-category-select {
    min-height: 50px;
    border-radius: 14px;
    border: 1px solid var(--catalog-border);
    background-color: #fff;
}

.course-search-wrap {
    position: relative;
}

.course-search-wrap > i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #aaa5b0;
}

.course-search-control {
    width: 100%;
    padding: .75rem 1rem .75rem 2.7rem;
    outline: 0;
}

.course-search-control:focus,
.course-category-select:focus {
    border-color: rgba(var(--catalog-accent-rgb), .45);
    box-shadow: 0 0 0 .22rem rgba(var(--catalog-accent-rgb), .10);
}

.course-category-select {
    padding-left: .9rem;
}

.course-filter-submit {
    min-width: 118px;
    border: 0;
    border-radius: 14px;
    color: #fff;
    background: var(--catalog-accent);
    font-weight: 800;
}

.course-filter-submit:hover {
    color: #fff;
    background: var(--catalog-accent-dark);
}

.course-active-filter {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .65rem;
    margin-top: .9rem;
    padding-top: .9rem;
    border-top: 1px solid var(--catalog-border);
}

.course-filter-chip {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    padding: .45rem .7rem;
    border-radius: 999px;
    background: var(--catalog-accent-soft);
    color: var(--catalog-accent-dark);
    font-size: .8rem;
    font-weight: 750;
}

.course-clear-filters {
    margin-left: auto;
    color: var(--catalog-muted);
    font-size: .82rem;
    font-weight: 700;
}

.course-clear-filters:hover {
    color: var(--catalog-accent);
}

/* LAYOUT ------------------------------------------------------------------ */
.course-catalog-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 2rem;
    align-items: start;
}

.course-category-panel {
    position: sticky;
    top: 105px;
    padding: 1.15rem;
    border-radius: 20px;
    background: var(--catalog-soft);
    border: 1px solid var(--catalog-border);
}

.course-category-panel-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: .8rem;
    color: var(--catalog-ink);
    font-size: .82rem;
    font-weight: 850;
    letter-spacing: .055em;
    text-transform: uppercase;
}

.course-category-list {
    display: grid;
    gap: .25rem;
}

.course-category-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .6rem;
    padding: .7rem .75rem;
    border-radius: 11px;
    color: #57535e;
    font-size: .88rem;
    font-weight: 650;
}

.course-category-link:hover {
    color: var(--catalog-accent);
    background: #fff;
}

.course-category-link.active {
    color: #fff;
    background: var(--catalog-accent);
}

.course-results-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.3rem;
}

.course-results-heading h2 {
    margin: 0;
    font-size: clamp(1.55rem, 2.6vw, 2.15rem);
    letter-spacing: -.03em;
}

.course-results-heading p {
    margin: .3rem 0 0;
    color: var(--catalog-muted);
    font-size: .9rem;
}

.course-result-count {
    flex-shrink: 0;
    color: var(--catalog-muted);
    font-size: .82rem;
    font-weight: 700;
}

/* CARDS ------------------------------------------------------------------- */
.course-card-v2 {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    border-radius: 20px;
    background: #fff;
    border: 1px solid var(--catalog-border);
    box-shadow: 0 10px 32px rgba(35, 26, 54, .045);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.course-card-v2:hover {
    transform: translateY(-5px);
    border-color: rgba(var(--catalog-accent-rgb), .22);
    box-shadow: var(--catalog-shadow-hover);
}

.course-card-image-wrap {
    position: relative;
    display: block;
    overflow: hidden;
    background: #f3f2f5;
    aspect-ratio: 16 / 9;
}

.course-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .35s ease;
}

.course-card-v2:hover .course-card-image {
    transform: scale(1.035);
}

.course-card-badges {
    position: absolute;
    inset: 12px 12px auto 12px;
    display: flex;
    justify-content: space-between;
    gap: .5rem;
    pointer-events: none;
}

.course-image-badge {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .38rem .6rem;
    border-radius: 999px;
    color: #fff;
    background: rgba(22, 20, 31, .82);
    backdrop-filter: blur(6px);
    font-size: .74rem;
    font-weight: 800;
}

.course-image-badge.rating i {
    color: #facc15;
}

.course-image-badge.price {
    background: rgba(var(--catalog-accent-rgb), .92);
}

.course-card-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 1.2rem;
}

.course-card-category {
    align-self: flex-start;
    margin-bottom: .7rem;
    padding: .35rem .58rem;
    border-radius: 999px;
    color: var(--catalog-accent-dark);
    background: var(--catalog-accent-soft);
    font-size: .72rem;
    font-weight: 800;
}

.course-card-content h3 {
    margin-bottom: .65rem;
    font-size: 1.08rem;
    line-height: 1.35;
    letter-spacing: -.015em;
}

.course-card-content p {
    margin-bottom: 1rem;
    color: var(--catalog-muted);
    font-size: .88rem;
    line-height: 1.62;
}

.course-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .8rem;
    margin-top: auto;
    padding-top: .95rem;
    border-top: 1px solid var(--catalog-border);
}

.course-card-platform {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    color: var(--catalog-muted);
    font-size: .78rem;
    font-weight: 700;
}

.course-card-action {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    color: var(--catalog-accent);
    font-size: .83rem;
    font-weight: 850;
}

.course-card-action i {
    transition: transform .2s ease;
}

.course-card-v2:hover .course-card-action i {
    transform: translateX(3px);
}

/* EMPTY / PAGINATION ------------------------------------------------------ */
.course-empty-state {
    padding: 4rem 1.5rem;
    text-align: center;
    border-radius: 22px;
    background: var(--catalog-soft);
    border: 1px dashed var(--catalog-border);
}

.course-empty-icon {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    border-radius: 20px;
    background: var(--catalog-accent-soft);
    color: var(--catalog-accent);
    font-size: 1.45rem;
}

.course-empty-state h3 {
    margin-bottom: .5rem;
}

.course-empty-state p {
    max-width: 500px;
    margin: 0 auto 1.2rem;
    color: var(--catalog-muted);
}

.course-pagination {
    margin-top: 2.2rem;
}

.course-pagination .pagination {
    justify-content: center;
    gap: .25rem;
}

.course-pagination .page-link {
    border-radius: 10px !important;
    color: var(--catalog-ink);
    border-color: var(--catalog-border);
}

.course-pagination .page-item.active .page-link {
    color: #fff;
    background: var(--catalog-accent);
    border-color: var(--catalog-accent);
}

/* RESPONSIVE --------------------------------------------------------------- */
@media (max-width: 991.98px) {
    .course-catalog-hero {
        padding: 4.5rem 0 7.5rem;
    }

    .course-hero-panel {
        max-width: 620px;
        margin: 1rem auto 0;
    }

    .course-filter-shell {
        margin-top: -7rem;
    }

    .course-search-form {
        grid-template-columns: 1fr 220px;
    }

    .course-filter-submit {
        grid-column: 1 / -1;
        min-height: 48px;
    }

    .course-catalog-layout {
        grid-template-columns: 1fr;
    }

    .course-category-panel {
        position: static;
    }

    .course-category-list {
        display: flex;
        overflow-x: auto;
        gap: .45rem;
        padding-bottom: .25rem;
        scrollbar-width: thin;
    }

    .course-category-link {
        flex: 0 0 auto;
        white-space: nowrap;
        background: #fff;
        border: 1px solid var(--catalog-border);
    }
}

@media (max-width: 767.98px) {
    .course-catalog-hero {
        padding: 3.8rem 0 7rem;
    }

    .course-catalog-title {
        font-size: clamp(2.5rem, 13vw, 3.45rem);
    }

    .course-platform-switch {
        width: 100%;
    }

    .course-platform-switch a {
        flex: 1;
        justify-content: center;
    }

    .course-catalog-body {
        padding-bottom: 4rem;
    }

    .course-filter-shell {
        padding: .85rem;
        border-radius: 18px;
    }

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

    .course-filter-submit {
        grid-column: auto;
        min-height: 50px;
    }

    .course-active-filter {
        align-items: flex-start;
    }

    .course-clear-filters {
        width: 100%;
        margin-left: 0;
    }

    .course-results-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .course-result-count {
        align-self: flex-start;
    }
}

/* MOBILE WIDTH / IMAGE CONTAINMENT ----------------------------------------
   Evita que el track del grid adopte el ancho intrínseco de las miniaturas
   y fuerce las cards fuera del viewport en tablet y móvil.
---------------------------------------------------------------------------- */
@media (max-width: 991.98px) {
    .course-catalog-layout {
        grid-template-columns: minmax(0, 1fr);
        width: 100%;
        max-width: 100%;
    }

    .course-catalog-layout > * {
        min-width: 0;
    }

    .course-catalog-layout > div,
    .course-card-v2,
    .course-card-image-wrap {
        width: 100%;
        max-width: 100%;
        min-width: 0;
    }

    .course-card-image {
        display: block;
        width: 100%;
        max-width: 100%;
        height: 100%;
        object-fit: cover;
    }
}

@media (max-width: 767.98px) {
    .course-catalog-layout article {
        width: 100%;
        max-width: 100%;
        min-width: 0;
    }

    .course-card-image-wrap {
        aspect-ratio: 16 / 9;
    }
}