/* Modo 2D del visor: la sala como galería vertical, pensada para móvil.
   Hereda la paleta y tipografías de main.css (:root). */

.g2d-page {
    background:
        radial-gradient(120% 60% at 50% 0, rgba(30, 77, 140, 0.35), transparent 70%),
        var(--color-deep);
    color: var(--color-pale);
    min-height: 100dvh;
    height: auto;
}

/* ---- Cabecera ---- */
.g2d-hero {
    text-align: center;
    padding: clamp(2rem, 6vw, 3.5rem) 1.2rem 1.6rem;
    border-bottom: 1px solid rgba(125, 211, 252, 0.14);
}

.g2d-volver {
    display: inline-block;
    margin-bottom: 1.4rem;
    color: var(--color-mist);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.g2d-preview {
    display: inline-block;
    margin: 0 0 0.8rem;
    padding: 0.2rem 0.7rem;
    border: 1px solid rgba(251, 191, 36, 0.5);
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #fbbf24;
}

.g2d-eyebrow {
    margin: 0 0 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--color-tech-soft);
}

.g2d-titulo {
    margin: 0;
    font-size: clamp(1.7rem, 6vw, 2.6rem);
    font-weight: 600;
    color: var(--color-white);
}

.g2d-sala {
    margin: 0.4rem 0 0;
    color: rgba(207, 220, 236, 0.65);
    font-size: 0.95rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* ---- Cuerpo: secciones por zona ---- */
.g2d-cuerpo {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 1rem 3rem;
}

.g2d-zona { margin-top: 2.2rem; }

.g2d-zona-titulo {
    margin: 0 0 1rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(186, 214, 240, 0.6);
    border-left: 2px solid rgba(56, 189, 248, 0.45);
    padding-left: 0.7rem;
}

.g2d-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
}

@media (min-width: 700px) {
    .g2d-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1.3rem; }
}

.g2d-obra { margin: 0; }

.g2d-obra-btn {
    display: block;
    width: 100%;
    padding: 0;
    border: 1px solid rgba(125, 211, 252, 0.16);
    border-radius: 10px;
    overflow: hidden;
    background: rgba(10, 31, 61, 0.5);
    cursor: pointer;
}

.g2d-obra-btn img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    transition: transform 0.3s var(--easing-soft);
}

.g2d-obra-btn:active img,
.g2d-obra-btn:hover img { transform: scale(1.04); }

.g2d-pie {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    padding: 0.5rem 0.15rem 0;
}

.g2d-obra-titulo {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-pale);
}

.g2d-obra-autor {
    font-size: 0.76rem;
    color: rgba(207, 220, 236, 0.6);
}

/* ---- Ficha (dialog) ---- */
.g2d-ficha {
    border: none;
    padding: 0;
    width: min(94vw, 640px);
    max-height: 92dvh;
    background: rgba(10, 20, 36, 0.97);
    color: var(--color-pale);
    border: 1px solid rgba(207, 220, 236, 0.18);
    border-radius: 14px;
    overflow: auto;
}

.g2d-ficha::backdrop {
    background: rgba(2, 8, 18, 0.8);
    backdrop-filter: blur(4px);
}

.g2d-ficha-img {
    display: block;
    width: 100%;
    max-height: 62dvh;
    object-fit: contain;
    background: #06101f;
}

.g2d-ficha-datos { padding: 1rem 1.2rem 0.4rem; }

.g2d-ficha-titulo { margin: 0; font-size: 1.25rem; color: var(--color-white); }

.g2d-ficha-autor {
    margin: 0.25rem 0 0;
    color: var(--color-tech-soft);
    font-size: 0.9rem;
}

.g2d-ficha-detalle {
    margin: 0.35rem 0 0;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: rgba(207, 220, 236, 0.6);
}

.g2d-ficha-descripcion {
    margin: 0.7rem 0 0;
    font-size: 0.92rem;
    line-height: 1.5;
    color: var(--color-mist);
}

.g2d-ficha-cerrar {
    position: sticky;
    top: 0.6rem;
    margin-left: calc(100% - 3rem);
    z-index: 1;
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 50%;
    border: 1px solid rgba(207, 220, 236, 0.3);
    background: rgba(10, 20, 36, 0.75);
    color: var(--color-pale);
    font-size: 0.95rem;
    cursor: pointer;
}

.g2d-ficha-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.8rem 1.2rem 1rem;
}

.g2d-ficha-flecha {
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 50%;
    border: 1px solid rgba(125, 211, 252, 0.35);
    background: transparent;
    color: var(--color-pale);
    font-size: 1.3rem;
    line-height: 1;
    cursor: pointer;
}

.g2d-ficha-flecha:active { background: rgba(91, 141, 201, 0.25); }

.g2d-ficha-pos {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: rgba(207, 220, 236, 0.55);
}

/* ---- Botón flotante de música ---- */
.g2d-musica {
    position: fixed;
    right: 1rem;
    bottom: 1.1rem;
    z-index: 15;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    border: 1px solid rgba(125, 211, 252, 0.4);
    background: rgba(7, 20, 38, 0.8);
    color: rgba(207, 220, 236, 0.55);
    font-size: 1.25rem;
    cursor: pointer;
    backdrop-filter: blur(6px);
    text-decoration: line-through;
}

.g2d-musica--on {
    color: var(--color-tech-soft);
    text-decoration: none;
    border-color: rgba(56, 189, 248, 0.7);
    box-shadow: 0 0 18px rgba(56, 189, 248, 0.25);
}

/* ---- Compartir ---- */
.g2d-compartir {
    margin-top: 2.6rem;
    text-align: center;
}

.g2d-compartir-titulo {
    display: block;
    margin-bottom: 0.8rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: rgba(186, 214, 240, 0.55);
}

.g2d-compartir-fila {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
}

.g2d-share {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.9rem;
    border: 1px solid rgba(125, 211, 252, 0.25);
    border-radius: 999px;
    background: rgba(10, 31, 61, 0.5);
    color: var(--color-mist);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    transition: border-color 0.2s var(--easing-soft), color 0.2s var(--easing-soft);
}

.g2d-share:hover,
.g2d-share:focus-visible {
    border-color: rgba(56, 189, 248, 0.6);
    color: var(--color-white);
    outline: none;
}

.g2d-share svg { width: 15px; height: 15px; }

/* ---- Pie y estado vacío ---- */
.g2d-footer {
    margin-top: 3rem;
    padding-top: 1.4rem;
    border-top: 1px solid rgba(125, 211, 252, 0.14);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    align-items: center;
    text-align: center;
}

.g2d-footer a {
    color: var(--color-mist);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.g2d-footer-nota {
    font-size: 0.72rem;
    color: rgba(186, 214, 240, 0.45);
}

.g2d-vacia {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    text-align: center;
    padding: 1.5rem;
}

.g2d-vacia a { color: var(--color-tech-soft); }