/* Fichas Técnicas — catálogo interactivo */
.fichas-hero {
    padding-top: calc(var(--nav-height) + 3rem);
    padding-bottom: var(--spacing-3xl);
    background: linear-gradient(135deg, #f8faf6 0%, #eef4ea 100%);
}

.fichas-hero .hero-lead {
    max-width: 720px;
}

.fichas-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.fichas-search-wrap {
    flex: 1 1 280px;
    position: relative;
}

.fichas-search-wrap svg {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1.1rem;
    height: 1.1rem;
    color: var(--text-muted, #737373);
    pointer-events: none;
}

.fichas-search {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.75rem;
    border: 1px solid var(--border, #E8E8E8);
    border-radius: 999px;
    font: inherit;
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.fichas-search:focus {
    outline: none;
    border-color: var(--primary, #2C5F2D);
    box-shadow: 0 0 0 3px rgba(44, 95, 45, 0.12);
}

.fichas-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.ficha-filter-btn {
    border: 1px solid var(--border, #E8E8E8);
    background: #fff;
    color: var(--text, #262626);
    padding: 0.55rem 1rem;
    border-radius: 999px;
    font: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.ficha-filter-btn:hover,
.ficha-filter-btn.active {
    background: var(--primary, #2C5F2D);
    border-color: var(--primary, #2C5F2D);
    color: #fff;
}

.fichas-layout {
    display: grid;
    grid-template-columns: minmax(280px, 360px) 1fr;
    gap: var(--spacing-xl);
    min-height: 620px;
}

.fichas-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 720px;
    overflow-y: auto;
    padding-right: 0.25rem;
}

.ficha-card {
    display: flex;
    gap: 0.85rem;
    padding: 1rem;
    border: 1px solid var(--border, #E8E8E8);
    border-radius: 12px;
    background: #fff;
    cursor: pointer;
    text-align: left;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.ficha-card:hover {
    border-color: rgba(44, 95, 45, 0.35);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.ficha-card.active {
    border-color: var(--primary, #2C5F2D);
    box-shadow: 0 0 0 2px rgba(44, 95, 45, 0.15);
}

.ficha-card-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: #f0f5ee;
}

.ficha-card-body h3 {
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
    line-height: 1.35;
}

.ficha-card-body p {
    font-size: 0.8rem;
    color: var(--text-muted, #737373);
    margin: 0;
    line-height: 1.4;
}

.ficha-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.5rem;
}

.ficha-tag {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    background: #eef4ea;
    color: var(--primary, #2C5F2D);
}

.ficha-viewer-panel {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border, #E8E8E8);
    border-radius: 16px;
    background: #fff;
    overflow: hidden;
    min-height: 620px;
}

.ficha-viewer-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl);
    text-align: center;
    color: var(--text-muted, #737373);
}

.ficha-viewer-empty svg {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
    opacity: 0.35;
}

.ficha-viewer-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border, #E8E8E8);
    background: #fafcfa;
}

.ficha-viewer-header h2 {
    font-size: 1.15rem;
    margin-bottom: 0.35rem;
}

.ficha-viewer-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.85rem;
}

.ficha-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 0.95rem;
    border-radius: 8px;
    border: 1px solid var(--border, #E8E8E8);
    background: #fff;
    font: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.ficha-action-btn:hover {
    border-color: var(--primary, #2C5F2D);
    color: var(--primary, #2C5F2D);
}

.ficha-action-btn.primary {
    background: var(--primary, #2C5F2D);
    border-color: var(--primary, #2C5F2D);
    color: #fff;
}

.ficha-action-btn.primary:hover {
    background: #234d24;
}

.ficha-action-btn.speaking {
    background: #fff3e0;
    border-color: #e65100;
    color: #e65100;
}

.ficha-summary-box {
    padding: 1rem 1.5rem;
    background: #f8faf6;
    border-bottom: 1px solid var(--border, #E8E8E8);
}

.ficha-summary-box h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--primary, #2C5F2D);
    margin-bottom: 0.5rem;
}

.ficha-summary-box p {
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
}

.ficha-pdf-frame-wrap {
    flex: 1;
    min-height: 420px;
    background: #525659;
}

.ficha-pdf-frame {
    width: 100%;
    height: 100%;
    min-height: 420px;
    border: 0;
}

.fichas-count {
    font-size: 0.875rem;
    color: var(--text-muted, #737373);
    margin-bottom: var(--spacing-md);
}

.fichas-mobile-viewer {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: #fff;
    flex-direction: column;
}

.fichas-mobile-viewer.open {
    display: flex;
}

.fichas-mobile-viewer .ficha-viewer-header {
    flex-shrink: 0;
}

.fichas-mobile-viewer .ficha-pdf-frame-wrap {
    flex: 1;
}

.fichas-mobile-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 10;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, 0.06);
    cursor: pointer;
    font-size: 1.25rem;
}

@media (max-width: 960px) {
    .fichas-layout {
        grid-template-columns: 1fr;
    }

    .fichas-list {
        max-height: none;
    }

    .ficha-viewer-panel {
        display: none;
    }

    .ficha-card .ficha-open-hint {
        display: inline;
        font-size: 0.75rem;
        color: var(--primary, #2C5F2D);
        margin-top: 0.35rem;
    }
}

@media (min-width: 961px) {
    .ficha-card .ficha-open-hint {
        display: none;
    }
}