/* ═══════════════════════════════════════════════════════
   Session page styles — Neo-Academic Brutalism
   Projection-friendly: larger type for classroom display
   ═══════════════════════════════════════════════════════ */

.session-header {
    padding: 1.75rem 0 1.5rem;
}

.session-header h1 {
    font-size: 2.2rem;
    color: var(--ink);
    margin-bottom: .25rem;
}

.session-header .subtitle {
    font-size: 1.15rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    color: var(--coral);
    font-size: .95rem;
    font-weight: 600;
    margin-bottom: .75rem;
    padding: .35rem .8rem;
    border-radius: var(--radius-sm);
    border: var(--border-thin);
    background: var(--surface);
    box-shadow: 3px 3px 0 var(--ink);
    transition: all var(--transition);
    font-family: var(--font-accent);
}
.back-link:hover {
    color: var(--ink);
    background: var(--blush);
    transform: translate(1px, 1px);
    box-shadow: 2px 2px 0 var(--ink);
}

/* ── Section headings ──────────────────────────────── */
.section h2 {
    font-size: 1.65rem;
}

/* ── Content cards ─────────────────────────────────── */
.content-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1.5rem 1.75rem;
    border: var(--border-thin);
    box-shadow: var(--shadow-sm);
    margin-bottom: .75rem;
}

.content-card h3 {
    color: var(--ink);
    margin-bottom: .75rem;
    font-size: 1.3rem;
}

.content-card p {
    color: var(--text);
    font-size: 1.15rem;
    line-height: 1.7;
}

/* ── Instructions list ─────────────────────────────── */
.instructions-list {
    list-style: none;
    counter-reset: step;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-top: .75rem;
}

.instructions-list li {
    counter-increment: step;
    padding-left: 3.5rem;
    position: relative;
}

.instructions-list li::before {
    content: counter(step);
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 40px;
    background: var(--ink);
    color: #fff;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.05rem;
    font-family: var(--font-accent);
    box-shadow: 3px 3px 0 var(--coral);
}

.instructions-list li strong {
    display: block;
    font-size: 1.2rem;
    color: var(--ink);
    margin-bottom: .15rem;
}

.instructions-list li p {
    font-size: 1.05rem;
    color: var(--text-muted);
}

/* ── Ficha grid ────────────────────────────────────── */
.ficha-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.15rem;
}

.ficha-item {
    background: var(--sky);
    border-radius: var(--radius-sm);
    padding: 1.15rem 1.3rem;
    border: var(--border-thin);
    border-left: 5px solid var(--teal);
}

.ficha-label {
    display: flex;
    align-items: center;
    gap: .35rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--ink);
    margin-bottom: .35rem;
}

.ficha-item p {
    font-size: 1.0rem;
    color: var(--text-muted);
    line-height: 1.55;
}

/* ── Note card ─────────────────────────────────────── */
.note-card {
    background: var(--cream);
    border-color: var(--gold);
    border-left: 5px solid var(--gold);
}

.note-card p {
    margin-bottom: .55rem;
    font-size: 1.05rem;
}

.note-card p:last-child {
    margin-bottom: 0;
}

/* ── Bloques de ficha ──────────────────────────────── */
.bloque-obligatorio {
    border-left: 5px solid var(--green);
    background: var(--mint);
    margin-bottom: 1.15rem;
}

.bloque-opcional {
    border-left: 5px solid var(--gold);
    margin-bottom: 1.15rem;
    background: var(--cream);
}

.bloque-tag {
    font-size: .8rem;
    font-weight: 700;
    font-family: var(--font-accent);
    text-transform: uppercase;
    letter-spacing: .5px;
    padding: .25rem .65rem;
    border-radius: var(--radius-sm);
    vertical-align: middle;
    margin-left: .5rem;
    border: 2px solid var(--ink);
}

.tag-obligatorio {
    background: var(--green);
    color: #fff;
}

.tag-opcional {
    background: var(--gold);
    color: var(--ink);
}

.bloque-instruccion {
    font-size: 1.05rem;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 1rem;
}

/* ── Responsive ────────────────────────────────────── */
@media (max-width: 768px) {
    .session-header h1 {
        font-size: 1.5rem;
    }

    .section h2 {
        font-size: 1.3rem;
    }

    .ficha-grid {
        grid-template-columns: 1fr;
    }

    .content-card {
        padding: 1.15rem;
    }

    .content-card p,
    .instructions-list li p,
    .ficha-item p,
    .note-card p,
    .bloque-instruccion {
        font-size: .95rem;
    }

    .instructions-list li strong,
    .ficha-label {
        font-size: 1rem;
    }

    .content-card h3 {
        font-size: 1.1rem;
    }
}