/* =====================================================================
   Temáticas (portada): panel con los proyectos de cursos anteriores
   Lo abre js/tematicas.js al pulsar una tarjeta o «Ver los N proyectos…»
   ===================================================================== */
.tematica-card[data-tematica] {
    cursor: pointer;
}

.tematicas-todas {
    display: flex;
    justify-content: center;
    margin: 0 0 var(--space-8);
}

.tematica-dialog {
    width: min(760px, calc(100vw - 32px));
    max-height: min(86vh, 900px);
    padding: 0;
    border: none;
    border-radius: var(--radius-xl);
    background: var(--bg-card);
    color: var(--text-primary);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.35);
    overflow: hidden;
}
.tematica-dialog[open] {
    display: flex;
}
.tematica-dialog::backdrop {
    background: rgba(15, 23, 42, 0.55);
}
.tematica-dialog-inner {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-height: inherit;
    min-height: 0;
}

.tematica-dialog-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6) var(--space-3);
    border-bottom: 1px solid var(--border-light);
}
.tematica-dialog-eyebrow {
    margin: 0 0 4px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary);
}
.tematica-dialog-head h3 {
    margin: 0;
    font-size: 1.25rem;
    line-height: 1.3;
}
.tematica-dialog-count {
    margin: 4px 0 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.tematica-dialog-close {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-light);
    background: transparent;
    color: inherit;
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
}
.tematica-dialog-close:hover,
.tematica-dialog-close:focus-visible {
    background: var(--bg-light);
}

.tematica-dialog-tools {
    display: grid;
    grid-template-columns: 1.3fr 0.9fr 1.2fr;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    border-bottom: 1px solid var(--border-light);
}
.tematica-dialog-tools label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.tematica-dialog-tools select,
.tematica-dialog-tools input {
    width: 100%;
    font: inherit;
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: normal;
    text-transform: none;
    color: var(--text-primary);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 8px 10px;
}

.tematica-dialog-list {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: var(--space-4) var(--space-6) var(--space-2);
}
.tematica-curso + .tematica-curso {
    margin-top: var(--space-5);
}
.tematica-curso-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0 0 var(--space-2);
    font-size: 0.95rem;
}
.tematica-curso-n {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 999px;
    background: var(--bg-light);
    color: var(--text-muted);
}
.tematica-proyectos {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 6px;
}
.tematica-proyectos li {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 10px 12px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
}
.tematica-proyectos strong {
    font-size: 0.92rem;
    line-height: 1.35;
}
.tematica-proyectos span {
    font-size: 0.8rem;
    color: var(--text-muted);
}
.tematica-curso-link {
    display: inline-block;
    margin-top: var(--space-2);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--primary);
}
.tematica-dialog-empty {
    margin: 0;
    padding: var(--space-4) 0;
    color: var(--text-muted);
}
.tematica-dialog-foot {
    margin: 0;
    padding: var(--space-3) var(--space-6) var(--space-4);
    border-top: 1px solid var(--border-light);
    font-size: 0.78rem;
    color: var(--text-muted);
}
.tematica-dialog-foot a {
    color: var(--primary);
    font-weight: 600;
}

@media (max-width: 640px) {
    .tematica-dialog {
        width: 100vw;
        max-width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        margin: 0;
        border-radius: 0;
    }
    .tematica-dialog-inner {
        height: 100%;
    }
    .tematica-dialog-tools {
        grid-template-columns: 1fr 1fr;
    }
    .tematica-dialog-tools label:last-child {
        grid-column: 1 / -1;
    }
    .tematica-dialog-head,
    .tematica-dialog-tools,
    .tematica-dialog-list,
    .tematica-dialog-foot {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }
}