/* ===========================
   MOBILE
   Todo lo de este archivo vive dentro de @media (max-width: 768px):
   en pantallas grandes no cambia absolutamente nada.
   Se carga ultimo, despues del resto de las hojas de estilo.
   =========================== */

/* ---------------------------------------------------------------
   1. NAVBAR
   En mobile el menu desplegable se reemplaza por .nav-sheet (pantalla
   completa) y el nivel sale del menu: pasa a una pastilla en la barra
   mas una linea de progreso al pie.
   --------------------------------------------------------------- */

.nav-mobile { display: none; }
.nav-xpline { display: none; }
.nav-sheet { display: none; }

@media (max-width: 768px) {

    nav {
        justify-content: center;
        height: 56px;
    }

    .nav-container {
        padding: 0 16px;
        position: relative;
    }

    /* El menu horizontal de desktop no existe en mobile */
    .nav-links { display: none !important; }

    .nav-brand {
        font-size: 0.82rem;
        letter-spacing: 1.5px;
        display: flex;
        align-items: center;
        min-height: 44px;
    }

    .nav-mobile {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    /* Pastilla de nivel */
    .level-chip {
        display: flex;
        align-items: center;
        gap: 7px;
        height: 32px;
        padding: 0 10px 0 4px;
        background: rgba(0, 212, 255, 0.07);
        border: 1px solid rgba(0, 212, 255, 0.22);
        border-radius: 16px;
    }

    .level-chip .level-badge {
        width: 24px;
        height: 24px;
        font-size: 0.62rem;
        box-shadow: none;
    }

    .level-chip .level-badge::before { display: none; }

    .level-chip .xp-value {
        font-family: 'Orbitron', sans-serif;
        font-size: 0.7rem;
        letter-spacing: 0.1em;
        color: var(--accent);
        text-transform: uppercase;
    }

    /* Boton del menu: 44x44 de area tactil */
    .nav-toggle {
        display: flex !important;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        border: 1px solid rgba(0, 212, 255, 0.25);
        border-radius: 10px;
        font-size: 1.15rem;
    }

    /* Progreso de XP como linea al pie de la barra */
    .nav-xpline {
        display: block;
        position: absolute;
        left: 0;
        bottom: -1px;
        height: 2px;
        width: 100%;
        pointer-events: none;
    }

    .nav-xpline .xp-fill {
        display: block;
        height: 100%;
        background: var(--accent);
        box-shadow: 0 0 8px rgba(0, 212, 255, 0.7);
        transition: width 0.4s ease;
    }

    #navbar-placeholder { min-height: 56px; }
    main { margin-top: 56px; }

    /* --------- Menu de pantalla completa --------- */
    .nav-sheet {
        display: flex;
        flex-direction: column;
        position: fixed;
        inset: 0;
        z-index: 1200;
        padding: 12px 20px calc(20px + env(safe-area-inset-bottom));
        background: rgba(6, 8, 11, 0.985);
        backdrop-filter: blur(8px);
        overflow-y: auto;
        opacity: 0;
        transform: translateY(-8px);
        transition: opacity 0.2s ease, transform 0.2s ease;
    }

    .nav-sheet[hidden] { display: none; }
    .nav-sheet.open { opacity: 1; transform: none; }

    .sheet-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 44px;
        margin-bottom: 26px;
    }

    .sheet-top .nav-brand { font-size: 0.82rem; }

    .sheet-close {
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: transparent;
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: 12px;
        color: var(--text-main);
        font-size: 1.6rem;
        line-height: 1;
        cursor: pointer;
        font-family: inherit;
    }

    .sheet-links { display: flex; flex-direction: column; }

    .sheet-links a {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 60px;
        font-family: 'Orbitron', sans-serif;
        font-size: 1.1rem;
        text-transform: uppercase;
        letter-spacing: 1.5px;
        color: var(--text-main);
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .sheet-links a i { color: #3b4552; font-size: 0.9rem; }

    .sheet-links a.current {
        color: var(--accent);
        padding-left: 14px;
        border-left: 2px solid var(--accent);
    }

    .sheet-links a.current i { color: var(--accent); }

    .sheet-section { margin-top: 26px; }

    .sheet-label {
        font-family: 'IBM Plex Mono', 'Courier New', monospace;
        font-size: 0.68rem;
        letter-spacing: 0.14em;
        color: #6b7686;
        text-transform: uppercase;
        margin-bottom: 10px;
    }

    .sheet-project {
        display: flex;
        align-items: center;
        gap: 12px;
        min-height: 56px;
        padding: 8px 0;
        color: #c9d1da;
    }

    .sheet-project.current { color: var(--accent); }

    .sheet-thumb {
        width: 52px;
        height: 34px;
        border-radius: 5px;
        background-size: cover;
        background-position: center;
        background-color: #14181f;
        flex: none;
    }

    .sheet-project-text { display: flex; flex-direction: column; line-height: 1.3; }
    .sheet-project-text strong { font-weight: 500; font-size: 0.92rem; }
    .sheet-project-text small { font-size: 0.7rem; color: #6b7686; }

    .sheet-level {
        margin-top: auto;
        padding-top: 26px;
        display: flex;
        align-items: center;
        gap: 14px;
        background: rgba(0, 212, 255, 0.05);
        border: 1px solid rgba(0, 212, 255, 0.2);
        border-radius: 14px;
        padding: 16px;
        margin-bottom: 4px;
    }

    .sheet-level .level-badge {
        width: 48px;
        height: 48px;
        font-size: 1rem;
        flex: none;
    }

    .sheet-level-meta { flex: 1; }

    .sheet-level-top {
        display: flex;
        justify-content: space-between;
        font-family: 'Orbitron', sans-serif;
        font-size: 0.68rem;
        letter-spacing: 0.12em;
        color: var(--accent);
        text-transform: uppercase;
        margin-bottom: 8px;
    }

    /* ---------------------------------------------------------------
       2. MARGENES Y AIRE
       32px de margen lateral sobre 375 de ancho se come el 17% de la
       pantalla. Y las paginas de proyecto median mas de 10 pantallas.
       --------------------------------------------------------------- */

    .container { padding: 0 20px; }
    main { padding-bottom: 4rem; }

    .detail-section { margin-bottom: 3rem; }
    .section-header { margin-bottom: 1.25rem; }
    .section-intro { margin-bottom: 1.5rem; }
    .details-grid { gap: 1.5rem; margin-bottom: 1.5rem; }
    .hero-section { padding: 1.5rem 0 2rem; margin-bottom: 1.5rem; }

    /* project-shelter usa la variante .project-compact, que tiene mas
       especificidad que las reglas de arriba y les ganaba. En mobile esa
       variante no aporta nada: las medidas las fija este archivo. */
    .project-compact .section-header { margin-bottom: 1.25rem; }
    .project-compact .section-intro { margin-bottom: 1.5rem; }
    .project-compact .detail-section { margin-bottom: 3rem; }
    .project-compact .details-grid { gap: 1.5rem; margin-bottom: 1.5rem; }
    .project-compact .impact-box { padding: 1.25rem; }

    .project-compact .carousel-container {
        padding: 0;
        margin: 0 0 0.75rem;
        overflow: visible;
    }

    /* ---------------------------------------------------------------
       3. TIPOGRAFIA
       Los tamanos fijos del desktop se achican, y nada baja de 12px.
       --------------------------------------------------------------- */

    .hero-title { font-size: clamp(1.7rem, 8vw, 2.1rem); line-height: 1.15; margin-bottom: 1rem; }
    .hero h1 { font-size: clamp(1.6rem, 8.5vw, 2.1rem); }
    .section-header h3,
    .project-compact .section-header h3 { font-size: 1.3rem; }
    .section-title { font-size: 1.3rem; }
    .hero-description { font-size: 1rem; padding-left: 14px; margin-bottom: 1.25rem; }
    .section-intro,
    .project-compact .section-intro { font-size: 0.97rem; }
    .subtitle { font-size: 0.72rem; letter-spacing: 2.5px; margin-bottom: 1.25rem; }

    /* La foto del hero pasa de 140 a 112: deja ver el titulo sin scrollear */
    .profile-wrapper { width: 112px; height: 112px; margin-bottom: 1.25rem; }
    .profile-wrapper::after { inset: -8px; }
    .hero p { font-size: 1rem; margin-bottom: 1.75rem; }
    .project-tag { font-size: 0.75rem; margin-bottom: 1rem; }
    .card-category { font-size: 0.75rem; }
    .tag { font-size: 0.75rem; }
    .view-project { font-size: 0.78rem; }
    .card-content h3 { font-size: 1.2rem; }
    .index-title { font-size: 1.3rem; margin-bottom: 1.5rem; }
    .mini-highlights { padding: 1.25rem; }
    .mini-highlights h3 { font-size: 0.95rem; }
    .impact-box { padding: 1.25rem; }
    .styled-list li,
    .highlight-list li,
    .project-compact .styled-list li { font-size: 0.92rem; }

    /* ---------------------------------------------------------------
       4. BOTONES Y AREAS TACTILES
       El minimo recomendado es 44x44.
       --------------------------------------------------------------- */

    .action-buttons { flex-direction: column; gap: 10px; margin-bottom: 1.5rem; }

    .btn,
    .btn-resume {
        width: 100%;
        justify-content: center;
        min-height: 52px;
        font-size: 0.8rem;
    }

    .footer-social a {
        width: 44px;
        height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .btn-reset-level { min-height: 44px; padding: 0 18px; }

    footer { padding: 2rem 0; }
    footer .container { gap: 1.25rem; }

    /* ---------------------------------------------------------------
       5. GALERIAS QUE SE DESLIZAN CON EL DEDO
       En vez de flechas y una grilla que no entra, una fila con scroll
       nativo y encastre por imagen.
       --------------------------------------------------------------- */

    .section-gallery,
    .carousel-track {
        display: flex;
        gap: 12px;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        margin: 0 -20px;
        padding: 0 20px;
        transform: none !important;
    }

    .section-gallery::-webkit-scrollbar,
    .carousel-track::-webkit-scrollbar { display: none; }

    .section-gallery > .gallery-item,
    .carousel-track > .gallery-item {
        flex: 0 0 84%;
        width: auto;
        min-width: 0;
        max-width: none;
        scroll-snap-align: center;
        aspect-ratio: 16 / 9;
    }

    .carousel-container {
        position: relative;
        padding: 0;
        margin: 0 0 0.75rem;
        overflow: visible;
    }

    .carousel-viewport { overflow: visible; }

    .carousel-btn { display: none !important; }

    /* Puntitos de posicion, los dibuja carousel.js */
    .swipe-dots {
        display: flex;
        gap: 6px;
        justify-content: center;
        align-items: center;
        margin: 12px 0 1.5rem;
    }

    .swipe-dots span {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.22);
        transition: 0.25s;
    }

    .swipe-dots span.on {
        width: 18px;
        border-radius: 3px;
        background: var(--accent);
    }

    /* ---------------------------------------------------------------
       6. HERO DE LAS PAGINAS DE PROYECTO
       La imagen del juego sube: es lo primero que se quiere ver.
       --------------------------------------------------------------- */

    .hero-section { display: flex; flex-direction: column; }

    /* display:contents saca la caja de .hero-content pero deja sus hijos,
       asi que el tag, el titulo, la imagen y el resto se pueden ordenar
       entre si dentro del mismo flex. */
    .hero-content { display: contents; }

    .hero-content .project-tag { order: 1; }
    .hero-content .hero-title { order: 2; }
    .hero-media-wrapper { order: 3; margin-bottom: 1.25rem; height: auto; display: block; }
    .hero-content .hero-description { order: 4; }
    .hero-content .action-buttons { order: 5; }
    .hero-content .mini-highlights { order: 6; }

    /* Cuando no hay imagen, el panel de highlights viaja dentro de la caja de
       la imagen. En el celular tiene que leerse como panel y no como imagen:
       va ultimo, despues de la descripcion. */
    .hero-media-wrapper.hero-panel-side { order: 6; margin-bottom: 0; }

    /* El aviso de pagina: mismo bloque, medidas de celular. */
    .page-notice { gap: 0.9rem; padding: 1rem 1.1rem; margin-bottom: 2rem; }
    .page-notice > i { font-size: 1.1rem; }
    .page-notice strong { font-size: 0.72rem; letter-spacing: 1.5px; }
    .page-notice p { font-size: 0.92rem; }

    /* ---------------------------------------------------------------
       7. INDICE DE SISTEMAS
       --------------------------------------------------------------- */

    .systems-index { margin: 1.5rem 0; }
    .index-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
    .index-card { padding: 12px 10px; min-height: 88px; }
    .index-card h3 { font-size: 0.82rem; }
    .index-card p { font-size: 0.72rem; }
    .index-number { font-size: 1.1rem; }

    /* ---------------------------------------------------------------
       8. ACORDEON (Unreal Engine Systems)
       Los 7 sistemas arrancan cerrados. Lo activa js/accordion.js.
       --------------------------------------------------------------- */

    .detail-section.collapsible > .section-header {
        cursor: pointer;
        margin-bottom: 0;
        padding: 14px 0;
        min-height: 56px;
        gap: 12px;
    }

    .detail-section.collapsible > .section-header h3 { flex: 1; }

    .collapse-icon {
        width: 32px;
        height: 32px;
        flex: none;
        display: flex;
        align-items: center;
        justify-content: center;
        border: 1px solid var(--border-color);
        border-radius: 50%;
        color: var(--accent);
        font-size: 0.8rem;
        transition: transform 0.25s ease;
    }

    .detail-section.collapsible.open .collapse-icon { transform: rotate(90deg); }

    .detail-section.collapsible > .collapse-body { display: none; padding-top: 0.5rem; }
    .detail-section.collapsible.open > .collapse-body { display: block; }

    .detail-section.collapsible {
        border-bottom: 1px solid var(--border-color);
        margin-bottom: 0;
    }

    .detail-section.collapsible .header-line { display: none; }

    /* ---------------------------------------------------------------
       9. ABOUT
       --------------------------------------------------------------- */

    .profile-card { padding: 1.25rem; gap: 1.25rem; margin: 1.5rem 0; }

    /* La foto ocupaba el ancho completo: un cuadrado de 335px */
    .profile-img { max-width: 180px; }

    .profile-info h1 { font-size: 1.6rem; }
    .role { font-size: 0.78rem; letter-spacing: 1.5px; }
    .profile-info p { font-size: 0.95rem; line-height: 1.65; margin-bottom: 1.25rem; }

    .skills-section { margin: 2.5rem 0; }
    .skills-section h3 { font-size: 1.3rem; margin-bottom: 1.25rem; }
    .skills-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
    .skill-card { padding: 1.1rem 0.75rem; }
    .skill-card h4 { font-size: 0.8rem; }

    /* ---------------------------------------------------------------
       10. LIGHTBOX
       Pantalla completa, cerrar grande y flechas tocables.
       --------------------------------------------------------------- */

    .close-btn {
        top: 12px;
        right: 12px;
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 2rem;
        background: rgba(0, 0, 0, 0.5);
        border-radius: 12px;
    }

    .nav-btn {
        width: 44px;
        height: 44px;
        padding: 0;
        font-size: 1.6rem;
        background: rgba(0, 0, 0, 0.45);
        border-radius: 50%;
    }

    .prev { left: 8px; }
    .next { right: 8px; }

    .lightbox-content-wrapper { width: 100%; padding: 0 8px; }
}

/* ---------------------------------------------------------------
   11. SIN HOVER (telefonos y tablets)
   Los epigrafes de las imagenes aparecian solo con el mouse encima,
   asi que en un telefono no los leia nadie. Y las imagenes se quedaban
   apagadas al 80%.
   --------------------------------------------------------------- */

@media (hover: none) {
    .gallery-item img { opacity: 1; }

    .gallery-overlay,
    .hero-image .gallery-overlay { opacity: 1; }

    .gallery-caption,
    .hero-image .gallery-caption { transform: none; }

    .play-icon { opacity: 0.85; color: var(--accent); }
}