/* ==========================================================================
   MIKFITEL — sections.css
   Estilos por sección + breakpoints responsive.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Aurora de fondo (hero y proceso)
   -------------------------------------------------------------------------- */

.aurora {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.5;
    will-change: transform;
}

.hero__aurora,
.proceso__aurora {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.aurora--jade {
    width: 46vw; height: 46vw;
    min-width: 340px; min-height: 340px;
    top: -12%; right: -8%;
    background: radial-gradient(circle, rgba(0, 184, 148, 0.32), transparent 68%);
    animation: flotar-a 22s var(--ease-suave) infinite alternate;
}

.aurora--oro {
    width: 34vw; height: 34vw;
    min-width: 260px; min-height: 260px;
    top: 28%; left: -10%;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.24), transparent 68%);
    animation: flotar-b 26s var(--ease-suave) infinite alternate;
}

.aurora--grafito {
    width: 30vw; height: 30vw;
    min-width: 220px; min-height: 220px;
    bottom: -14%; left: 42%;
    background: radial-gradient(circle, rgba(43, 45, 66, 0.12), transparent 68%);
    animation: flotar-a 30s var(--ease-suave) infinite alternate-reverse;
}

:root[data-tema="oscuro"] .aurora--grafito {
    background: radial-gradient(circle, rgba(0, 184, 148, 0.16), transparent 68%);
}

.aurora--jade-oscuro {
    width: 40vw; height: 40vw;
    min-width: 300px; min-height: 300px;
    top: -18%; left: -6%;
    opacity: 0.42;
    background: radial-gradient(circle, rgba(0, 184, 148, 0.55), transparent 66%);
    animation: flotar-b 28s var(--ease-suave) infinite alternate;
}

.aurora--oro-oscuro {
    width: 32vw; height: 32vw;
    min-width: 240px; min-height: 240px;
    bottom: -16%; right: -6%;
    opacity: 0.32;
    background: radial-gradient(circle, rgba(201, 162, 39, 0.5), transparent 66%);
    animation: flotar-a 32s var(--ease-suave) infinite alternate-reverse;
}

@keyframes flotar-a {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to   { transform: translate3d(-4%, 6%, 0) scale(1.12); }
}

@keyframes flotar-b {
    from { transform: translate3d(0, 0, 0) scale(1.08); }
    to   { transform: translate3d(5%, -5%, 0) scale(1); }
}

/* --------------------------------------------------------------------------
   2. Hero
   -------------------------------------------------------------------------- */

.hero {
    position: relative;
    isolation: isolate;
    padding-top: calc(var(--altura-cabecera) + clamp(2.75rem, 1.5rem + 5vw, 6rem));
    padding-bottom: clamp(2.5rem, 1.5rem + 3.5vw, 4.5rem);
    background: linear-gradient(180deg, var(--fondo) 0%, var(--fondo-alt) 100%);
    overflow: hidden;
}

.hero__fondo {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.hero__fondo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: var(--fondo-foto-opacidad);
    mix-blend-mode: var(--fondo-foto-mezcla);
    filter: grayscale(0.4);
    /* Se desvanece hacia abajo para no competir con el texto */
    -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
    mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
}

.hero__inner {
    position: relative;
    z-index: 1;
    max-width: 60rem;
    text-align: center;
}

.hero__titulo {
    margin-top: var(--sp-5);
    font-size: var(--t-h1);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.02;
}

.hero__palabra { display: inline-block; }

.hero__palabra--acento {
    background: linear-gradient(100deg, var(--jade) 0%, var(--jade-400) 45%, var(--oro) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero__texto {
    margin: var(--sp-5) auto 0;
    max-width: 38rem;
    font-size: var(--t-lg);
    color: var(--texto-suave);
}

.hero__acciones {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--sp-3);
    margin-top: var(--sp-6);
}

.metricas {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    margin-top: clamp(2.25rem, 1.5rem + 2.5vw, 3.5rem);
    background: var(--borde);
    border: 1px solid var(--borde);
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: var(--sombra-sm);
}

.metrica {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    padding: clamp(0.85rem, 0.6rem + 0.7vw, 1.25rem) 0.75rem;
    background: var(--superficie-glass);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    transition: background 0.3s var(--ease-suave);
}

.metrica:hover { background: var(--superficie); }

.metrica__valor {
    font-size: clamp(1.2rem, 1rem + 0.8vw, 1.7rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--texto);
}

.metrica__label {
    font-size: var(--t-xs);
    color: var(--texto-tenue);
    line-height: 1.35;
}

/* --------------------------------------------------------------------------
   3. Carrusel de marcas (marquee infinito)
   -------------------------------------------------------------------------- */

.marcas {
    padding-block: clamp(1.75rem, 1.25rem + 1.6vw, 2.75rem);
    background: var(--fondo);
    border-block: 1px solid var(--borde);
    overflow: hidden;
}

.marcas__intro {
    text-align: center;
    font-size: var(--t-xs);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--texto-tenue);
    margin-bottom: var(--sp-5);
}

.marquee {
    position: relative;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquee__track {
    display: flex;
    width: max-content;
    gap: clamp(0.75rem, 0.4rem + 1.2vw, 1.5rem);
    /* El track contiene 2 copias, así que -50% cierra el bucle exacto */
    animation: desplazar 34s linear infinite;
}

.marquee:hover .marquee__track { animation-play-state: paused; }

@keyframes desplazar {
    from { transform: translate3d(0, 0, 0); }
    to   { transform: translate3d(-50%, 0, 0); }
}

.marca-chip {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: none;
    padding: 0.75rem 1.35rem 0.75rem 1.1rem;
    border-radius: var(--r-full);
    background: var(--fondo-alt);
    border: 1px solid var(--borde);
    transition: border-color 0.3s var(--ease-suave), background 0.3s var(--ease-suave);
}

.marca-chip:hover {
    background: var(--superficie);
    border-color: var(--borde-fuerte);
}

.marca-chip__logo {
    width: 26px;
    height: 26px;
    object-fit: contain;
    opacity: 0.62;
    /* Monocromo: unifica logos de orígenes distintos */
    filter: grayscale(1) brightness(0.35);
    transition: opacity 0.3s var(--ease-suave), filter 0.3s var(--ease-suave);
}

:root[data-tema="oscuro"] .marca-chip__logo {
    filter: grayscale(1) brightness(3);
}

.marca-chip:hover .marca-chip__logo {
    opacity: 1;
    filter: none;
}

.marca-chip__cuerpo {
    display: grid;
    gap: 0.05rem;
    line-height: 1.25;
}

.marca-chip__nombre {
    font-size: var(--t-sm);
    font-weight: 700;
    letter-spacing: -0.015em;
    color: var(--texto);
    white-space: nowrap;
}

.marca-chip__rubro {
    font-size: 0.7rem;
    color: var(--texto-tenue);
    white-space: nowrap;
}

/* --------------------------------------------------------------------------
   4. Servicios
   -------------------------------------------------------------------------- */

.seccion--servicios { background: var(--fondo); }

/* El carrusel sangra a pantalla completa: anulamos el padding del contenedor */
.seccion--servicios .carrusel {
    margin-inline: calc(50% - 50vw);
    padding-inline: max(var(--gutter), calc(50vw - var(--contenedor) / 2 + var(--gutter)));
}

/* --------------------------------------------------------------------------
   5. Por qué MIKFITEL
   -------------------------------------------------------------------------- */

.seccion--porque {
    background: var(--fondo-alt);
    overflow: hidden;
}

.grilla-porque {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(0.75rem, 0.5rem + 1vw, 1.25rem);
}

.diferencial {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 0.5rem;
    padding: clamp(1.25rem, 1rem + 1vw, 1.75rem);
    border-radius: var(--r-lg);
    background: var(--superficie);
    border: 1px solid var(--borde);
    cursor: pointer;
    transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease),
                border-color 0.4s var(--ease);
}

.diferencial:hover {
    transform: translateY(-4px);
    box-shadow: var(--sombra-md);
    border-color: var(--borde-fuerte);
}

.diferencial__icono {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--r-sm);
    background: linear-gradient(140deg, var(--oro-050), var(--superficie-2));
    border: 1px solid rgba(201, 162, 39, 0.18);
    color: var(--dorado);
    margin-bottom: var(--sp-3);
}

:root[data-tema="oscuro"] .diferencial__icono {
    background: linear-gradient(140deg, rgba(201, 162, 39, 0.16), var(--superficie-2));
}

.diferencial__icono .icono { width: 20px; height: 20px; }

.diferencial__titulo {
    font-size: var(--t-h3);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
    color: var(--texto);
}

.diferencial__texto {
    font-size: var(--t-sm);
    color: var(--texto-suave);
    line-height: 1.6;
}

.diferencial__vermas {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-top: auto;
    padding-top: var(--sp-4);
    font-size: var(--t-xs);
    font-weight: 600;
    color: var(--acento-fuerte);
}

.diferencial__vermas .icono {
    width: 0.95em;
    height: 0.95em;
    transition: transform 0.3s var(--ease);
}

.diferencial:hover .diferencial__vermas .icono { transform: translateX(3px); }

.porque__cta {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    margin-top: clamp(2rem, 1.5rem + 2vw, 3rem);
}

/* --------------------------------------------------------------------------
   6. Proceso — scroll horizontal anclado
   -------------------------------------------------------------------------- */

.seccion--proceso {
    position: relative;
    padding-block: 0;
    background: var(--grafito-900);
    color: #FFFFFF;
    overflow: hidden;
}

:root[data-tema="oscuro"] .seccion--proceso { background: #0E0F16; }

.proceso__sticky {
    position: relative;
    isolation: isolate;
    padding-block: var(--seccion-y);
    overflow: hidden;
}

.proceso__cabecera {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 46rem;
    margin-inline: auto;
    margin-bottom: clamp(1.75rem, 1.25rem + 2vw, 3rem);
}

.proceso__cabecera .seccion__bajada { margin-inline: auto; }

.proceso__viewport {
    position: relative;
    z-index: 1;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-inline: var(--gutter);
    overscroll-behavior-x: contain;
}

.proceso__viewport::-webkit-scrollbar { display: none; }

.proceso__track {
    display: flex;
    gap: clamp(0.75rem, 0.5rem + 1vw, 1.25rem);
    width: max-content;
    margin-inline: auto;
    padding-block: 0.25rem;
}

.proceso__item {
    flex: none;
    width: clamp(250px, 24vw, 320px);
    scroll-snap-align: start;
    display: flex;
}

/* --- Modo anclado: JS agrega la clase cuando puede fijar la sección ----- */
.seccion--proceso.esta-anclado .proceso__sticky {
    position: sticky;
    top: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 100vh;
    min-height: 100dvh;
}

.seccion--proceso.esta-anclado .proceso__viewport {
    overflow: hidden;
    scroll-snap-type: none;
}

.seccion--proceso.esta-anclado .proceso__track {
    margin-inline: 0;
    will-change: transform;
    transition: transform 0.12s linear;
}

.paso {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    width: 100%;
    height: 100%;
    gap: 0.4rem;
    padding: clamp(1.25rem, 1rem + 1vw, 1.6rem);
    border-radius: var(--r-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.035);
    cursor: pointer;
    transition: background 0.35s var(--ease-suave),
                border-color 0.35s var(--ease-suave),
                transform 0.35s var(--ease);
}

.paso:hover {
    background: rgba(255, 255, 255, 0.075);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
}

.paso__marca {
    display: flex;
    align-items: center;
    width: 100%;
    gap: 0.75rem;
    margin-bottom: var(--sp-3);
}

.paso__punto {
    flex: none;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--jade);
    box-shadow: 0 0 0 5px rgba(0, 184, 148, 0.16);
}

.paso__linea {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0.02));
}

.paso__num {
    font-size: var(--t-xs);
    font-weight: 800;
    letter-spacing: 0.06em;
    color: var(--oro-400);
}

.paso__titulo {
    font-size: var(--t-h3);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #FFFFFF;
}

.paso__texto {
    font-size: var(--t-sm);
    color: rgba(255, 255, 255, 0.62);
    line-height: 1.6;
}

.paso__mas {
    position: absolute;
    top: 1.1rem;
    right: 1.1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.6);
    transition: background 0.3s var(--ease-suave),
                color 0.3s var(--ease-suave),
                transform 0.35s var(--ease);
}

.paso__mas .icono { width: 14px; height: 14px; stroke-width: 2; }

.paso:hover .paso__mas {
    background: var(--jade);
    color: #FFFFFF;
    transform: rotate(90deg);
}

.seccion--proceso .carrusel-progreso { margin-top: var(--sp-6); }

/* --------------------------------------------------------------------------
   7. Contacto
   -------------------------------------------------------------------------- */

.seccion--contacto {
    background: linear-gradient(180deg, var(--fondo-alt) 0%, var(--fondo) 100%);
    overflow: hidden;
}

/* La foto se concentra abajo a la derecha para no competir con el titular */
.seccion--contacto .seccion__fondo img {
    opacity: calc(var(--fondo-foto-opacidad) * 0.7);
    -webkit-mask-image: radial-gradient(120% 90% at 85% 100%, #000 0%, transparent 72%);
    mask-image: radial-gradient(120% 90% at 85% 100%, #000 0%, transparent 72%);
}

/* En "por qué" se desvanece hacia el centro, donde van las tarjetas */
.seccion--porque .seccion__fondo img {
    -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 65%);
    mask-image: linear-gradient(180deg, #000 0%, transparent 65%);
}

.contacto__layout {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(2.5rem, 1.5rem + 4vw, 5rem);
    align-items: start;
}

.contacto__info .seccion__bajada { margin-top: var(--sp-4); }

.canales {
    display: grid;
    gap: var(--sp-4);
    margin-top: var(--sp-6);
}

.canal {
    display: flex;
    align-items: center;
    gap: var(--sp-4);
}

.canal__icono {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: none;
    width: 42px;
    height: 42px;
    border-radius: var(--r-sm);
    background: var(--superficie);
    border: 1px solid var(--borde);
    color: var(--acento-fuerte);
    box-shadow: var(--sombra-xs);
}

.canal__icono .icono { width: 19px; height: 19px; }

.canal__cuerpo { display: grid; gap: 0.1rem; min-width: 0; }

.canal__label {
    font-size: var(--t-xs);
    color: var(--texto-tenue);
}

.canal__valor {
    font-size: var(--t-sm);
    font-weight: 600;
    color: var(--texto);
    word-break: break-word;
    transition: color 0.2s var(--ease-suave);
}

a.canal__valor:hover { color: var(--acento-fuerte); }

/* ==========================================================================
   8. RESPONSIVE
   ========================================================================== */

@media (min-width: 1600px) {
    :root {
        --contenedor: 1320px;
        --seccion-y: 6.5rem;
    }
}

/* --- Laptop chica / tablet apaisada ------------------------------------ */
@media (max-width: 1080px) {
    .grilla-porque { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* --- Tablet ------------------------------------------------------------- */
@media (max-width: 900px) {
    .seccion__cabecera--dividida { grid-template-columns: 1fr; align-items: start; }
    .seccion__acciones { flex-direction: row; align-items: center; justify-content: space-between; width: 100%; }

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

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

/* --- Navegación móvil --------------------------------------------------- */
@media (max-width: 900px) {
    .menu-toggle { display: block; }

    .cabecera {
        background: var(--superficie-glass);
        -webkit-backdrop-filter: blur(18px);
        backdrop-filter: blur(18px);
    }

    .nav {
        position: fixed;
        inset: var(--altura-cabecera) 0 auto 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        margin: 0;
        padding: var(--sp-5) var(--gutter) var(--sp-7);
        background: var(--fondo);
        border-bottom: 1px solid var(--borde);
        box-shadow: var(--sombra-lg);
        max-height: calc(100dvh - var(--altura-cabecera));
        overflow-y: auto;

        opacity: 0;
        visibility: hidden;
        transform: translateY(-12px);
        transition: opacity 0.3s var(--ease-suave),
                    transform 0.35s var(--ease),
                    visibility 0.3s;
    }

    .nav.esta-abierto {
        opacity: 1;
        visibility: visible;
        transform: none;
    }

    /* Velo bajo el panel para separarlo del contenido */
    .nav::after {
        content: '';
        position: fixed;
        inset: 100% 0 -100vh 0;
        background: rgba(10, 11, 17, 0.45);
        -webkit-backdrop-filter: blur(2px);
        backdrop-filter: blur(2px);
        pointer-events: none;
    }

    .nav__lista {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }

    .nav__enlace {
        display: block;
        padding: 0.95rem 0;
        font-size: var(--t-lg);
        font-weight: 600;
        color: var(--texto);
        border-bottom: 1px solid var(--borde);
    }

    .nav__enlace::after { display: none; }

    .nav__acciones {
        flex-direction: column;
        align-items: stretch;
        margin-top: var(--sp-5);
    }

    .nav__acciones .boton {
        width: 100%;
        --boton-y: 0.9rem;
        font-size: var(--t-sm);
    }
}

/* --- Móvil -------------------------------------------------------------- */
@media (max-width: 680px) {
    .metricas { grid-template-columns: repeat(2, minmax(0, 1fr)); }

    .grilla-porque { grid-template-columns: 1fr; }

    .carrusel__item { width: min(78vw, 300px); }
    .proceso__item  { width: min(78vw, 300px); }

    .campo-fila { grid-template-columns: 1fr; gap: var(--sp-4); }
    .campo-fila .campo:first-child { margin-bottom: 0; }
    .campo-fila .campo + .campo { margin-top: 0; }

    .pie__nav { grid-template-columns: 1fr 1fr; gap: var(--sp-6) var(--sp-4); }
    .pie__bottom { flex-direction: column; align-items: flex-start; }

    .hero__acciones .boton { width: 100%; }

    .marquee__track { animation-duration: 26s; }

    .seccion__acciones { flex-direction: column; align-items: flex-start; gap: var(--sp-4); }
}

/* --- Móvil chico -------------------------------------------------------- */
@media (max-width: 380px) {
    .metricas { grid-template-columns: 1fr; }
    .pie__nav { grid-template-columns: 1fr; }
    .cabecera__utiles { gap: 0.25rem; }
}

/* --- Pantallas táctiles: sin efectos de hover pegados ------------------- */
@media (hover: none) {
    .tarjeta:hover,
    .diferencial:hover,
    .paso:hover,
    .boton:hover { transform: none; }

    .tarjeta:hover::before { transform: scaleX(0); }
}

/* --- Impresión ---------------------------------------------------------- */
@media print {
    .cabecera,
    .flotante-wa,
    .hero__aurora,
    .hero__fondo,
    .seccion__fondo,
    .proceso__aurora,
    .marcas,
    .modal,
    .carrusel-botones,
    .carrusel-progreso,
    .formulario { display: none !important; }

    .carrusel__pista,
    .proceso__track { flex-wrap: wrap; width: auto; }

    body { color: #000; background: #fff; }
}