/* ================================================================
   CONOCIMIENTO - Patek Premium MEJORADO (Figma-inspired)
   ================================================================ */

.conocimiento-page {
    background: var(--color-bg);
    color: var(--color-text);
    padding-bottom: 3rem;
}

/* HERO ========================================================= */
.conocimiento-hero {
    position: relative;
    min-height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: url('/assets/img/conocimiento.webp');
    background-size: cover;
    background-position: right center;
    background-repeat: no-repeat;
    padding: 4rem 1.5rem;
    overflow: hidden;
}

/* Overlay oscuro para mejor legibilidad del texto */
.conocimiento-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.5) 0%,
        rgba(0, 0, 0, 0.3) 50%,
        rgba(0, 0, 0, 0.4) 100%
    );
    z-index: 1;
}

@media (min-width: 768px) {
    .conocimiento-hero {
        min-height: 420px;
        padding: 5rem 2rem;
    }
}

@media (min-width: 1024px) {
    .conocimiento-hero {
        min-height: 480px;
    }
}

/* RESPONSIVE HERO - Mantener alineación derecha en móvil */
@media (max-width: 480px) {
    .conocimiento-hero {
        background-position: right center;
    }
}

.conocimiento-hero-text {
    position: relative;
    z-index: 2;
    max-width: 720px;
    margin: 0 auto;
}

.conocimiento-hero-kicker {
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: .75rem;
    color: var(--color-accent);
    margin-bottom: .5rem;
    font-weight: 500;
    text-shadow: 0 2px 8px rgba(0,0,0,.5);
}

.conocimiento-hero h1 {
    font-size: 2rem;
    margin: 0 0 1rem;
    color: #ffffff;
    line-height: 1.2;
    font-weight: 300;
    text-shadow: 0 3px 12px rgba(0,0,0,.6);
    white-space: nowrap;
}

@media (min-width: 768px) {
    .conocimiento-hero h1 {
        font-size: 3rem;
        font-weight: 300;
    }
}

@media (min-width: 1024px) {
    .conocimiento-hero h1 {
        font-size: 3.5rem;
    }
}

/* Permitir ajuste en móviles si es necesario */
@media (max-width: 480px) {
    .conocimiento-hero h1 {
        white-space: normal;
        font-size: 1.75rem;
    }
}

.conocimiento-hero-sub {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
    line-height: 1.6;
    text-shadow: 0 2px 8px rgba(0,0,0,.5);
    font-weight: 300;
}

@media (min-width: 768px) {
    .conocimiento-hero-sub {
        font-size: 1.2rem;
    }
}

/* LAYOUT ======================================================= */
.conocimiento-layout {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding: 2rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .conocimiento-layout {
        flex-direction: row;
        gap: 3rem;
        padding: 3rem 1.5rem;
    }
}

.conocimiento-main {
    flex: 1;
    min-width: 0;
}

.conocimiento-aside {
    flex: 0 0 auto;
    width: 100%;
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
}

@media (min-width: 768px) {
    .conocimiento-aside {
        width: 280px;
        border-left: 1px solid var(--color-border);
        border-top: none;
        padding-left: 2rem;
        padding-top: 0;
    }
}

/* FILTROS ====================================================== */
.conocimiento-filters {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin: 0 0 2rem;
    justify-content: center;
}

.filter-btn {
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: .7rem 1.3rem;
    font-size: .875rem;
    font-weight: 500;
    background: var(--color-bg-secondary);
    color: var(--color-text);
    cursor: pointer;
    transition: all .25s ease;
    min-height: 44px;
    min-width: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    letter-spacing: .02em;
}

.filter-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0,0,0,.08);
}

.filter-btn.is-active {
    background: var(--color-accent);
    color: #111;
    border-color: var(--color-accent);
    font-weight: 600;
}

/* FILTROS RESPONSIVE - 3 botones por fila, ajustados al texto */
@media (max-width: 480px) {
    .conocimiento-filters {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: .75rem;
    }
    
    .filter-btn {
        width: 100%;
        padding: .7rem .6rem;
        font-size: .8rem;
    }
}

/* TITULO ======================================================= */
.conocimiento-section-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-text);
    margin: 0 0 1.5rem;
    letter-spacing: -.01em;
}

/* GRID ========================================================= */
.conocimiento-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 640px) {
    .conocimiento-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
}

@media (min-width: 1024px) {
    .conocimiento-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2.5rem;
    }
}

/* CARD ========================================================= */
.contenido-card {
    background: var(--color-bg-secondary);
    border-radius: 6px;
    border: 1px solid var(--color-border);
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,.04);
    transition: all .3s ease;
    isolation: isolate; /* Aislar eventos de tarjetas vecinas */
}

.contenido-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,.1);
    transform: translateY(-3px);
    border-color: rgba(198,166,100,.3);
}

/* MEDIA ======================================================== */
.contenido-media {
    position: relative;
    padding-top: 56.25%; /* 16:9 */
    background: #000;
    overflow: visible;
    border-radius: 8px;
}

.contenido-media iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
}

.contenido-thumb {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform .4s ease;
}

.contenido-card:hover .contenido-thumb {
    transform: scale(1.06);
}

.contenido-thumb-placeholder {
    background: linear-gradient(135deg, rgba(0,0,0,0.03) 0%, rgba(0,0,0,0.06) 100%);
}

/* ICONO PLAY/AUDIO - OCULTO ============================================= */
.contenido-media-icon {
    display: none; /* Oculto por diseño UX */
}

/* VIP OVERLAY (arriba derecha) ================================= */
.vip-overlay {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 48px;
    height: 48px;
    z-index: 10;
    pointer-events: none;
    opacity: 0.95;
    filter: drop-shadow(0 3px 8px rgba(0,0,0,.35));
}

/* BADGE NIVEL (arriba izquierda SOBRE MINIATURA) =============== */
.contenido-tag-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(198,166,100,0.95) !important;
    color: #111 !important;
    font-weight: 700;
    font-size: .7rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: .45rem .9rem;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0,0,0,.3);
    backdrop-filter: blur(6px);
    z-index: 9;
    transition: all .25s ease;
}

.contenido-card:hover .contenido-tag-badge {
    background: rgba(198,166,100,1);
    transform: translateY(-2px);
}

.contenido-lock-badge {
    background: rgba(140, 40, 40, .92);
    color: #fff;
}

/* INFO ========================================================= */
.contenido-info {
    position: relative;
    padding: 1rem 1rem 3.5rem;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
    min-height: 80px;
}

.contenido-title {
    font-size: .95rem;
    font-weight: 500;
    margin: 0;
    color: var(--color-text);
    line-height: 1.4;
    letter-spacing: -.01em;
}

.contenido-level {
    font-size: .85rem;
    margin: .3rem 0 0;
    color: var(--color-muted);
}

/* BOTON EXPANDIR =============================================== */
.contenido-expand-btn {
    position: absolute;
    right: 1rem;
    bottom: 1rem;
    min-width: 70px;
    height: 40px;
    padding: 0 1rem;
    border-radius: 20px;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    font-size: .85rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--color-text);
    transition: all .25s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,.06);
    z-index: 5;
    letter-spacing: .02em;
}

.contenido-expand-btn:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #111;
    transform: scale(1.05);
    box-shadow: 0 3px 12px rgba(198,166,100,.3);
}

/* DETAILS ====================================================== */
.contenido-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.contenido-details.is-open {
    max-height: 800px;
}

.contenido-details-inner {
    padding: 1.25rem;
    font-size: .875rem;
    color: var(--color-text);
    line-height: 1.6;
}

.contenido-details-title {
    margin: 0 0 .6rem;
    font-weight: 600;
    font-size: .95rem;
}

.contenido-details-desc {
    margin: 0 0 1rem;
    color: var(--color-muted);
}

.contenido-details-tag {
    margin: 0 0 .6rem;
    font-size: .75rem;
    color: var(--color-accent);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: .05em;
}

/* AUDIO ======================================================== */
.contenido-audio {
    width: 100%;
    margin: 1rem 0;
    border-radius: 6px;
}

/* CHECKBOX VISTO =============================================== */
.contenido-visto-toggle {
    display: flex;
    align-items: center;
    gap: .6rem;
    font-size: .85rem;
    color: var(--color-text);
    cursor: pointer;
    padding: .5rem 0;
    min-height: 44px;
}

.contenido-visto-toggle input {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-accent);
}

/* BLOQUEADO ==================================================== */
.contenido-card.is-locked {
    opacity: .85;
}

.contenido-card.is-locked .contenido-thumb {
    filter: grayscale(.3) brightness(.85);
}

.contenido-details.is-locked-details {
    background: rgba(247, 233, 233, 0.5);
}

.contenido-locked-message {
    padding: 1rem;
    background: rgba(198,166,100,.08);
    border: 1px solid rgba(198,166,100,.2);
    border-radius: 6px;
    font-size: .85rem;
    line-height: 1.6;
}

.contenido-locked-message a {
    color: var(--color-accent);
    font-weight: 500;
    text-decoration: none;
    transition: opacity .2s ease;
}

.contenido-locked-message a:hover {
    opacity: .8;
}

/* ASIDE ======================================================== */
.conocimiento-share h3 {
    font-size: .95rem;
    font-weight: 600;
    margin: 0 0 .75rem;
    color: var(--color-text);
}

.conocimiento-social {
    display: flex;
    gap: .6rem;
    margin-bottom: 1.5rem;
}

.conocimiento-social a {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    text-decoration: none;
    font-size: .9rem;
    transition: all .25s ease;
}

.conocimiento-social a:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.conocimiento-aside-block {
    margin-bottom: 1.75rem;
}

.conocimiento-aside-block h4 {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    margin-bottom: .6rem;
    color: var(--color-muted);
    font-weight: 600;
}

.conocimiento-aside-block ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.conocimiento-aside-block li {
    margin-bottom: .4rem;
    font-size: .85rem;
}

.conocimiento-aside-block a {
    color: var(--color-text);
    text-decoration: none;
    transition: color .2s ease;
}

.conocimiento-aside-block a:hover {
    color: var(--color-accent);
}

/* FOOTER ======================================================= */
.conocimiento-footer-info {
    margin-top: 3rem;
    padding: 2rem 0;
    border-top: 1px solid var(--color-border);
}

.conocimiento-footer-links a {
    font-size: .85rem;
    color: var(--color-muted);
    text-decoration: none;
    transition: color .2s ease;
}

.conocimiento-footer-links a:hover {
    color: var(--color-accent);
}

/* ESTADOS ====================================================== */
.conocimiento-loading,
.conocimiento-error,
.conocimiento-empty {
    padding: 3rem 1rem;
    text-align: center;
    color: var(--color-muted);
    font-size: .95rem;
}