/* ==========================================================================
   MHW Automotive — sistema de diseño
   Derivado del mockup UI "Filtros MHW Plataforma".
   Orden: tokens · base · utilidades · layout · componentes · secciones · responsive
   ========================================================================== */

/* ==========================================================================
   1. Tokens
   ========================================================================== */

:root {
    --naranja:        #F5821F;
    --naranja-hover:  #DE7015;
    --naranja-oscuro: #C4620E;

    --negro:      #0E0F11;
    --negro-2:    #16181B;
    --negro-3:    #212429;
    --negro-4:    #2C2F33;

    --gris-90: #4B5055;
    --gris-70: #6B7075;
    --gris-60: #7D8288;
    --gris-50: #8C9298;
    --gris-40: #9AA0A6;
    --gris-30: #B3B8BD;
    --gris-20: #E6E8EA;
    --gris-15: #ECEEEF;
    --gris-10: #F4F5F6;
    --gris-05: #F8F9FA;

    --whatsapp: #25D366;

    /* El gradiente "cepillado" es la firma de la marca en el mockup.
       Nueve paradas a 104° que simulan metal anodizado naranja. */
    --cepillado: linear-gradient(104deg,
        #A84A08   0%, #E2781A  12%, #FFB76E  24%, #F0801E  34%,
        #BE580C  46%, #FFCD9B  58%, #EE7E1C  70%, #B0500A  84%,
        #E87C18 100%);

    --veta: repeating-linear-gradient(104deg,
        rgba(255,255,255,.14) 0 2px, transparent 2px 9px,
        rgba(0,0,0,.09) 9px 11px, transparent 11px 22px);

    --brillo-sup: linear-gradient(180deg, rgba(255,255,255,.22), transparent 42%, rgba(0,0,0,.14));

    --titular: 'Archivo', system-ui, -apple-system, sans-serif;
    --texto:   'Manrope', system-ui, -apple-system, sans-serif;
    --mono:    'Manrope', system-ui, -apple-system, sans-serif;

    --r-sm: 8px;
    --r-md: 10px;
    --r-lg: 14px;

    --sombra-card:       0 10px 26px -18px rgba(14,15,17,.40);
    --sombra-card-hover: 0 24px 46px -22px rgba(14,15,17,.50);
    --sombra-flotante:   0 34px 80px -20px rgba(14,15,17,.55);
    --sombra-naranja:    0 14px 32px -14px rgba(200,96,14,.85);

    --ease: cubic-bezier(.2,.7,.2,1);

    --ancho:  1440px;
    --margen: 56px;
}

/* ==========================================================================
   2. Base
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: #fff;
    color: var(--negro);
    font-family: var(--texto);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a   { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select { font-family: inherit; }

::selection { background: var(--naranja); color: #fff; }

/* Evita el salto de layout al aparecer el scrollbar */
html { scrollbar-gutter: stable; }

/* ==========================================================================
   3. Utilidades
   ========================================================================== */

.u-contenedor { max-width: var(--ancho); margin-inline: auto; padding-inline: var(--margen); }
.u-mono       { font-family: var(--mono); }
.u-naranja    { color: var(--naranja); }

.u-kicker {
    font-family: var(--mono);
    font-size: 11.5px;
    letter-spacing: .2em;
    color: var(--naranja);
    text-transform: uppercase;
    margin: 0 0 14px;
}

.u-titulo {
    font-family: var(--titular);
    font-weight: 900;
    font-size: clamp(30px, 3.4vw, 44px);
    letter-spacing: -.03em;
    line-height: 1.04;
    margin: 0;
    text-wrap: balance;
}
.u-titulo--naranja { color: var(--naranja); text-transform: uppercase; }
.u-titulo--claro   { color: #fff; }

.u-enlace-subrayado {
    font-family: var(--titular);
    font-weight: 800;
    font-size: 14px;
    letter-spacing: .06em;
    border-bottom: 2px solid var(--naranja);
    padding-bottom: 4px;
    transition: color .2s var(--ease), border-color .2s var(--ease);
}
.u-enlace-subrayado:hover { color: var(--naranja); }

/* Aparición escalonada al entrar en viewport (la activa Vue con IntersectionObserver) */
.u-revelar { opacity: 0; transform: translateY(20px); }
.u-revelar.esta-visible {
    animation: mhwRise .8s var(--ease) both;
    animation-delay: var(--retraso, 0ms);
}

@media (prefers-reduced-motion: reduce) {
    .u-revelar, .u-revelar.esta-visible { opacity: 1; transform: none; animation: none; }
    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
    html { scroll-behavior: auto; }
}

/* ==========================================================================
   4. Animaciones
   ========================================================================== */

@keyframes mhwRise    { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:none; } }
@keyframes mhwHeroIn  { from { opacity:0; transform:translateY(26px); } to { opacity:1; transform:none; } }
@keyframes mhwSweep   { 0% { transform:translateX(-120%); } 55%,100% { transform:translateX(220%); } }
@keyframes mhwMarquee { from { transform:translateX(0); } to { transform:translateX(-50%); } }
@keyframes mhwPulse   { 0%,100% { box-shadow:0 0 0 0 rgba(37,211,102,.5); } 50% { box-shadow:0 0 0 14px rgba(37,211,102,0); } }
@keyframes mhwIn      { from { opacity:0; transform:translateY(-6px); } to { opacity:1; transform:none; } }

/* ==========================================================================
   5. Botones
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    font-family: var(--titular);
    font-weight: 800;
    font-size: 15px;
    line-height: 1;
    padding: 19px 34px;
    border: 1.5px solid transparent;
    border-radius: var(--r-md);
    cursor: pointer;
    white-space: nowrap;
    transition: background .25s var(--ease), color .25s var(--ease),
                border-color .25s var(--ease), transform .25s var(--ease),
                box-shadow .25s var(--ease);
}
.btn:active { transform: translateY(1px); }

.btn--naranja { background: var(--naranja); color: #fff; box-shadow: var(--sombra-naranja); }
.btn--naranja:hover { background: var(--naranja-hover); }

.btn--negro { background: var(--negro); color: #fff; }
.btn--negro:hover { background: #fff; color: var(--negro); }

.btn--fantasma {
    border-color: rgba(255,255,255,.42);
    color: #fff;
    background: rgba(255,255,255,.08);
    backdrop-filter: blur(8px);
}
.btn--fantasma:hover { border-color: #fff; background: rgba(255,255,255,.18); }

.btn--contorno { border-color: rgba(255,255,255,.65); color: #fff; }
.btn--contorno:hover { background: rgba(255,255,255,.14); }

.btn--wa { background: var(--whatsapp); color: #fff; }
.btn--wa:hover { background: #1FBA59; }

.btn--sm { font-size: 13.5px; padding: 13px 24px; }
.btn--bloque { width: 100%; letter-spacing: .04em; font-size: 14px; padding: 18px; }

/* ==========================================================================
   6. Topbar y header
   ========================================================================== */

.topbar {
    background: var(--negro);
    color: var(--gris-50);
    font-size: 12.5px;
    height: 40px;
    display: flex;
    align-items: center;
}
.topbar__inner { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 26px; }
.topbar__grupo { display: flex; gap: 26px; }
.topbar__grupo a:hover { color: #fff; }
.topbar__fuerte { color: #fff; font-weight: 600; }

.cabecera {
    position: relative;
    height: 82px;
    display: flex;
    align-items: center;
    background-color: var(--negro);
    background-image:
        linear-gradient(90deg, rgba(14,15,17,.92) 0%, rgba(14,15,17,.60) 34%, rgba(14,15,17,.72) 68%, rgba(14,15,17,.96) 100%),
        linear-gradient(180deg, rgba(14,15,17,.35), rgba(14,15,17,.82)),
        url('../img/header-filtration-banner-v1.png');
    background-position: center;
    background-size: cover;
    border-bottom: 1px solid rgba(255,255,255,.05);
}
.cabecera__inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 24px;
}

.marca { display: flex; align-items: center; gap: 16px; }
.marca img { height: 44px; width: auto; }
.marca__sep { width: 1px; height: 32px; background: var(--negro-4); }
.marca__bajada {
    font-family: var(--titular);
    font-size: 11.5px;
    font-weight: 800;
    letter-spacing: .09em;
    color: var(--naranja);
    line-height: 1.45;
    text-transform: uppercase;
}

.cabecera__acciones { display: flex; align-items: center; gap: 16px; }
.cabecera__enlace { font-size: 14.5px; font-weight: 600; color: #fff; }
.cabecera__enlace:hover { color: var(--naranja); }
.cabecera__usuario { color: #fff; font-size: 13.5px; font-weight: 700; }
.cabecera__salir {
    border: 1px solid rgba(255,255,255,.3); border-radius: var(--r-sm);
    background: rgba(255,255,255,.06); color: #fff; padding: 11px 16px;
    font-size: 12.5px; font-weight: 800; cursor: pointer;
}
.cabecera__salir:hover { border-color: var(--naranja); color: var(--naranja); }

/* --- Navegación principal ------------------------------------------------- */

.barra {
    position: sticky;
    top: 0;
    z-index: 60;
    height: 76px;
    display: flex;
    align-items: center;
    gap: 32px;
    background: rgba(14,15,17,.96);
    border-top: 1px solid rgba(255,255,255,.06);
    border-bottom: 1px solid rgba(245,130,31,.38);
    box-shadow: 0 14px 36px -22px rgba(0,0,0,.9);
    backdrop-filter: blur(16px) saturate(125%);
}
.barra::before,
.barra::after { content: ''; position: absolute; inset: 0; pointer-events: none; }
.barra::before {
    background: linear-gradient(90deg, var(--naranja) 0 8%, transparent 25% 100%);
    height: 2px;
    bottom: auto;
    opacity: .9;
}
.barra::after  { background: linear-gradient(90deg, rgba(255,255,255,.025), transparent 36%); }

.barra__inner {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 32px;
    width: 100%;
}

.barra__nav { display: flex; align-items: center; gap: 30px; flex: none; }
.barra__nav a {
    font-family: var(--titular);
    font-weight: 700;
    font-size: 13.5px;
    color: rgba(255,255,255,.68);
    padding: 10px 0;
    border-bottom: 2px solid transparent;
    transition: color .2s var(--ease), border-color .2s var(--ease);
    letter-spacing: -.01em;
}
.barra__nav a:hover { color: #fff; border-bottom-color: rgba(245,130,31,.65); }
.barra__nav a.esta-activo { color: #fff; border-bottom-color: var(--naranja); }

.barra__buscador { flex: 1; min-width: 0; position: relative; }

.barra__hamburguesa {
    display: none;
    width: 42px; height: 42px;
    border: 0; border-radius: var(--r-sm);
    background: rgba(255,255,255,.08);
    color: #fff; font-size: 17px; cursor: pointer;
}

/* ==========================================================================
   7. Buscador
   ========================================================================== */

.buscador {
    display: flex;
    align-items: center;
    background: #fff;
    border: 1px solid rgba(255,255,255,.16);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 12px 30px -18px rgba(0,0,0,.9);
}
.buscador__campo { display: flex; align-items: center; gap: 12px; flex: 1; padding: 0 8px 0 16px; min-width: 0; }
.buscador__campo input {
    border: 0; outline: 0; width: 100%; height: 44px;
    font-size: 13.5px; font-weight: 500; color: var(--negro); background: transparent;
}
.buscador__campo input::placeholder { color: var(--gris-40); }
.buscador__sep { width: 1px; height: 26px; background: var(--gris-15); flex: none; }
.buscador__marcas {
    display: flex; align-items: center; gap: 8px; padding: 0 14px;
    font-size: 12px; font-weight: 700; color: var(--gris-90);
    white-space: nowrap; border: 0; background: transparent; cursor: pointer;
}
.buscador__enviar {
    height: 44px; padding: 0 24px; margin: 0 4px;
    background: var(--naranja); border: 0; border-radius: 8px; color: #fff;
    font-family: var(--texto); font-weight: 800; font-size: 12.5px; letter-spacing: -.01em;
    cursor: pointer; white-space: nowrap; transition: background .25s var(--ease), transform .25s var(--ease);
}
.buscador__enviar:hover { background: var(--naranja-hover); transform: translateY(-1px); }

/* Lupa dibujada con CSS, igual que en el mockup */
.lupa { width: 17px; height: 17px; border: 2px solid var(--gris-30); border-radius: 50%; position: relative; flex: none; }
.lupa::after {
    content: ''; position: absolute; width: 2px; height: 7px;
    background: var(--gris-30); transform: rotate(-45deg); right: -4px; bottom: -5px;
}
.lupa--grande { width: 19px; height: 19px; border-color: var(--gris-40); }
.lupa--grande::after { height: 8px; background: var(--gris-40); right: -3px; bottom: -5px; }

/* --- Sugerencias ---------------------------------------------------------- */

.sugerencias {
    position: absolute;
    left: 0; right: 0; top: 60px;
    background: #fff;
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: var(--sombra-flotante);
    z-index: 70;
    animation: mhwIn .2s ease-out;
}
.sugerencias__cabecera {
    display: flex; justify-content: space-between;
    padding: 13px 22px;
    border-bottom: 1px solid var(--gris-15);
    background: var(--gris-05);
    font-family: var(--mono); font-size: 11px; letter-spacing: .16em; color: var(--gris-70);
}
.sugerencias__nota { color: var(--naranja-oscuro); letter-spacing: 0; }

.sugerencia {
    display: flex; align-items: center; gap: 18px; width: 100%;
    padding: 15px 22px; border: 0; border-bottom: 1px solid #f1f2f3;
    background: transparent; cursor: pointer; text-align: left;
    transition: background .18s var(--ease);
}
.sugerencia:hover, .sugerencia.esta-marcada { background: var(--gris-05); }
.sugerencia__miniatura {
    width: 48px; height: 48px; flex: none; border-radius: var(--r-sm);
    background: repeating-linear-gradient(45deg,#eceef0 0 6px,#e2e5e8 6px 12px);
}
.sugerencia__cuerpo { display: block; flex: 1; min-width: 0; }
.sugerencia__codigo { display: block; font-family: var(--mono); font-weight: 600; font-size: 15.5px; color: var(--negro); }
.sugerencia__meta   { display: block; font-size: 12.5px; color: var(--gris-70); margin-top: 3px; }
.sugerencia__cruce  { display: block; text-align: right; flex: none; font-family: var(--mono); }
.sugerencia__marca  { display: block; font-size: 10.5px; color: var(--gris-40); letter-spacing: .1em; }
.sugerencia__match  { display: block; font-size: 13.5px; color: var(--naranja-oscuro); font-weight: 600; margin-top: 3px; }

.sugerencias__vacio { padding: 26px 22px; font-size: 13.5px; color: var(--gris-70); }

/* ==========================================================================
   8. Hero
   ========================================================================== */

.hero { position: relative; height: 100vh; min-height: 720px; overflow: hidden; background: var(--negro); }

.hero__medios { position: absolute; inset: 0; overflow: hidden; }
.hero__slide  { position: absolute; inset: 0; opacity: 0; transition: opacity 1.1s var(--ease); }
.hero__slide.esta-activo { opacity: 1; }
.hero__slide video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; background: #08090B; }

.hero__velo-sup { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,11,13,.34) 0%, rgba(10,11,13,.04) 30%, transparent 60%); }
.hero__velo-inf { position: absolute; left: 0; right: 0; bottom: 0; height: 58%; z-index: 11;
    background: linear-gradient(0deg, rgba(8,9,11,.88) 0%, rgba(8,9,11,.55) 38%, transparent 100%); }

.hero__destello {
    position: absolute; top: 0; bottom: 0; left: 0; width: 18%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.07), transparent);
    animation: mhwSweep 9s ease-in-out infinite;
}

.hero__contenido {
    position: absolute; left: var(--margen); right: var(--margen); bottom: 74px; z-index: 13;
    display: flex; align-items: flex-end; justify-content: space-between; gap: 56px;
}
.hero__texto { max-width: 720px; }

.hero__kicker {
    display: inline-flex; align-items: center; gap: 10px; margin-bottom: 20px;
    animation: mhwHeroIn .7s var(--ease) both;
}
.hero__kicker span:first-child { width: 34px; height: 3px; background: var(--cepillado); }
.hero__kicker span:last-child {
    font-family: var(--texto); font-size: 11px; font-weight: 700; letter-spacing: .14em; color: rgba(255,255,255,.72);
}

.hero__titulo {
    font-family: var(--titular); font-weight: 900;
    font-size: clamp(38px, 4.6vw, 62px);
    line-height: 1.02; letter-spacing: -.042em; color: #fff;
    margin: 0 0 16px; text-wrap: balance;
    text-shadow: 0 4px 40px rgba(0,0,0,.55);
    animation: mhwHeroIn .85s var(--ease) .08s both;
}
.hero__bajada {
    font-size: 15.5px; font-weight: 500; line-height: 1.65; color: rgba(255,255,255,.78);
    margin: 0; max-width: 560px; text-wrap: pretty;
    animation: mhwHeroIn .85s var(--ease) .18s both;
}
.hero__acciones { display: flex; gap: 12px; flex: none; animation: mhwHeroIn .9s var(--ease) .3s both; }

.hero__dots { position: absolute; left: var(--margen); bottom: 38px; display: flex; align-items: center; gap: 11px; z-index: 14; }
.hero__dot {
    width: 34px; height: 4px; padding: 0; border: 0; cursor: pointer;
    background: rgba(255,255,255,.28); overflow: hidden;
}
.hero__dot span { display: block; height: 100%; width: 0; background: var(--naranja); transition: width .3s linear; }
.hero__dot.esta-activo span { width: 100%; }

.hero__video-ctrl { position: absolute; right: var(--margen); bottom: 38px; display: flex; align-items: center; gap: 10px; z-index: 14; }
.hero__video-ctrl span { font-family: var(--mono); font-size: 10px; letter-spacing: .16em; color: rgba(255,255,255,.7); }
.hero__video-ctrl button {
    width: 32px; height: 32px; border-radius: 50%;
    border: 1px solid rgba(255,255,255,.5); background: transparent;
    color: #fff; font-size: 10px; cursor: pointer; transition: background .2s var(--ease);
}
.hero__video-ctrl button:hover { background: rgba(255,255,255,.2); }

/* Filo cepillado al pie del hero */
.hero__filo { position: absolute; left: 0; right: 0; bottom: 0; height: 5px; background: var(--cepillado); z-index: 14; }
.hero__filo::after { content: ''; position: absolute; inset: 0; background: var(--veta); }

/* ==========================================================================
   9. Banda de indicadores
   ========================================================================== */

.indicadores { background: var(--naranja); display: grid; grid-template-columns: repeat(4, 1fr); }
.indicadores__item { padding: 34px 40px; border-right: 1px solid rgba(255,255,255,.2); }
.indicadores__item:last-child { border-right: 0; }
.indicadores__n {
    font-family: var(--titular); font-weight: 900; font-size: 42px;
    line-height: 1; color: #fff; letter-spacing: -.03em;
}
.indicadores__l { font-family: var(--mono); font-size: 11.5px; letter-spacing: .16em; color: rgba(255,255,255,.82); margin-top: 9px; }

/* ==========================================================================
   10. Franja de registro (gate)
   ========================================================================== */

.gate { background: var(--naranja); display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; align-items: stretch; }
.gate__bloque { padding: 32px 40px; border-right: 1px solid rgba(255,255,255,.22); }
.gate__titulo {
    font-family: var(--titular); font-weight: 900; font-size: 27px;
    line-height: 1.1; color: #fff; letter-spacing: -.02em; margin: 0 0 8px;
}
.gate__desc { font-size: 14.5px; color: rgba(255,255,255,.88); line-height: 1.5; margin: 0; }

.gate__paso { padding: 32px 30px; border-right: 1px solid rgba(255,255,255,.22); display: flex; flex-direction: column; gap: 11px; }
.gate__paso-n { font-family: var(--mono); font-size: 11px; letter-spacing: .18em; color: rgba(255,255,255,.7); }
.gate__paso-t { font-family: var(--titular); font-weight: 800; font-size: 17px; color: #fff; line-height: 1.25; }
.gate__paso-d { font-size: 13.5px; color: rgba(255,255,255,.85); line-height: 1.45; }

.gate__acciones { padding: 32px 34px; display: flex; flex-direction: column; gap: 11px; justify-content: center; }

/* ==========================================================================
   11. Secciones
   ========================================================================== */

.seccion { padding: 92px 0 88px; background: #fff; position: relative; overflow: hidden; }
.seccion--sin-tope { padding-top: 0; }
.seccion--gris   { background: var(--gris-10); }
.seccion--oscura { background: var(--negro); }

.seccion__cabecera { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; margin-bottom: 38px; }

/* Plano técnico de fondo: círculos concéntricos + rejilla, como en el mockup */
.plano {
    position: absolute; right: -60px; top: 40px;
    width: 820px; height: 560px; opacity: .055; pointer-events: none;
    background:
        radial-gradient(circle at 50% 50%, transparent 118px, var(--negro) 118px, var(--negro) 119px, transparent 120px),
        radial-gradient(circle at 50% 50%, transparent 168px, var(--negro) 168px, var(--negro) 169px, transparent 170px),
        radial-gradient(circle at 50% 50%, transparent 216px, var(--negro) 216px, var(--negro) 217px, transparent 218px),
        repeating-linear-gradient(90deg, var(--negro) 0 1px, transparent 1px 46px),
        repeating-linear-gradient(0deg,  var(--negro) 0 1px, transparent 1px 46px);
}

.rejilla { display: grid; gap: 22px; }
.rejilla--4 { grid-template-columns: repeat(4, 1fr); }
.rejilla--3 { grid-template-columns: repeat(3, 1fr); gap: 20px; }
.rejilla--2 { grid-template-columns: repeat(2, 1fr); }

/* ==========================================================================
   12. Tarjetas
   ========================================================================== */

.tarjeta {
    background: #fff;
    border: 1px solid var(--gris-20);
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: var(--sombra-card);
    transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.tarjeta:hover { transform: translateY(-5px); box-shadow: var(--sombra-card-hover); }

/* Marco cuadrado con sigla — el "icono" del mockup */
.sigla {
    width: 56px; height: 56px; flex: none;
    border: 1.5px solid var(--naranja);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--mono); font-size: 11px; font-weight: 600; color: var(--naranja);
}
.sigla--negra { border-color: var(--negro); color: var(--negro); width: 52px; height: 52px; }
.sigla--sm    { width: 44px; height: 44px; font-size: 10px; }

/* --- Acceso --- */
.acceso { padding: 34px 26px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.acceso:hover { border-color: var(--naranja); }
.acceso__t { font-family: var(--titular); font-weight: 800; font-size: 19px; color: var(--naranja); }
.acceso__d { font-size: 13.5px; color: #8D9298; line-height: 1.5; }

/* --- Producto --- */
.producto { display: flex; flex-direction: column; }
.producto__foto {
    height: 196px;
    background: #f3f1ee;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--mono); font-size: 10.5px; color: var(--gris-40); letter-spacing: .08em;
}
.producto__foto img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .55s var(--ease), filter .55s var(--ease);
}
.producto:hover .producto__foto img { transform: scale(1.035); filter: contrast(1.02); }
.producto__cuerpo { padding: 20px; display: flex; flex-direction: column; gap: 14px; align-items: center; }
.producto__codigo { font-family: var(--mono); font-weight: 600; font-size: 21px; color: var(--naranja); }
.producto__marca {
    width: 100%; background: var(--gris-10); padding: 11px;
    display: flex; align-items: center; justify-content: center; gap: 9px;
}
.producto__marca-pin { width: 14px; height: 9px; background: var(--naranja); border-radius: 3px 3px 1px 1px; flex: none; }
.producto__marca-txt { font-family: var(--titular); font-weight: 700; font-size: 12.5px; letter-spacing: .08em; color: var(--gris-90); }
.producto__equiv { font-family: var(--mono); font-size: 11.5px; color: var(--gris-40); }

/* --- Categoría --- */
.categoria {
    border: 1px solid var(--gris-20); border-radius: var(--r-lg);
    padding: 30px; display: flex; flex-direction: column; gap: 20px; min-height: 216px;
    background: #fff; box-shadow: none;
    transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.categoria:hover { border-color: var(--negro); box-shadow: 0 18px 40px -20px rgba(14,15,17,.35); transform: translateY(-3px); }
.categoria__cuerpo { display: block; flex: 1; }
.categoria__t { display: block; font-family: var(--titular); font-weight: 800; font-size: 21px; color: var(--negro); line-height: 1.2; }
.categoria__d { display: block; font-size: 14px; color: var(--gris-70); margin-top: 8px; line-height: 1.5; }
.categoria__pie {
    display: flex; justify-content: space-between; align-items: center;
    border-top: 1px solid var(--gris-15); padding-top: 14px;
}
.categoria__refs { font-family: var(--mono); font-size: 12px; color: var(--gris-40); }
.categoria__flecha { color: var(--naranja); font-weight: 700; font-size: 18px; transition: transform .25s var(--ease); }
.categoria:hover .categoria__flecha { transform: translateX(5px); }

/* --- Beneficio (mosaico oscuro) --- */
.beneficios { display: grid; grid-template-columns: 340px 1fr; gap: 70px; }
.beneficios__mosaico { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; background: var(--negro-3); }
.beneficio { background: var(--negro); padding: 32px 30px; transition: background .25s var(--ease); }
.beneficio:hover { background: var(--negro-2); }
.beneficio__t { font-family: var(--titular); font-weight: 800; font-size: 19px; color: #fff; margin: 20px 0 9px; }
.beneficio__d { font-size: 14px; color: var(--gris-50); line-height: 1.55; }

/* --- Carrusel --- */
.carrusel-ctrl { display: flex; gap: 10px; }
.carrusel-ctrl button {
    width: 44px; height: 44px; border-radius: var(--r-lg);
    border: 1px solid var(--gris-20); background: #fff;
    color: var(--naranja); font-size: 18px; cursor: pointer;
    transition: border-color .2s var(--ease), background .2s var(--ease);
}
.carrusel-ctrl button:hover:not(:disabled) { border-color: var(--naranja); }
.carrusel-ctrl button:disabled { opacity: .35; cursor: default; }

/* ==========================================================================
   13. Marquesina de marcas
   ========================================================================== */

.marquesina { padding: 62px 0; background: var(--gris-10); overflow: hidden; }
.marquesina__label { text-align: center; font-family: var(--mono); font-size: 11.5px; letter-spacing: .2em; color: var(--gris-70); margin-bottom: 32px; }
.marquesina__pista { display: flex; gap: 64px; width: max-content; animation: mhwMarquee 26s linear infinite; }
.marquesina:hover .marquesina__pista { animation-play-state: paused; }
.marquesina__pista span { font-family: var(--titular); font-weight: 800; font-size: 26px; color: var(--gris-30); white-space: nowrap; }

/* ==========================================================================
   14. Llamado final
   ========================================================================== */

.llamado {
    position: relative; background: var(--naranja);
    padding: 76px var(--margen);
    display: flex; align-items: center; justify-content: space-between; gap: 40px;
    overflow: hidden;
}
.llamado::before {
    content: ''; position: absolute; inset: 0; pointer-events: none;
    background: repeating-linear-gradient(115deg, rgba(0,0,0,.07) 0 22px, transparent 22px 44px);
}
.llamado > * { position: relative; }
.llamado__t { font-family: var(--titular); font-weight: 900; font-size: clamp(30px,3.4vw,44px); letter-spacing: -.03em; color: #fff; margin: 0 0 12px; line-height: 1.04; }
.llamado__d { font-size: 17px; color: rgba(255,255,255,.85); margin: 0; max-width: 560px; }
.llamado__acciones { display: flex; gap: 14px; flex: none; }
.llamado .btn { border-radius: 0; }

/* ==========================================================================
   15. Pie
   ========================================================================== */

.pie { background: var(--negro); color: var(--gris-50); padding: 72px 0 0; font-size: 14px; }
.pie__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; }
.pie__marca img { height: 40px; margin-bottom: 18px; }
.pie__desc { line-height: 1.65; font-size: 13.5px; margin: 0; }
.pie h4 { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; color: #fff; margin: 0 0 16px; font-weight: 500; }
.pie ul { list-style: none; padding: 0; margin: 0; line-height: 2.1; }
.pie a:hover { color: var(--naranja); }
.pie__legal {
    border-top: 1px solid var(--negro-4); margin-top: 52px; padding: 22px 0 26px;
    font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em;
    display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}

/* ==========================================================================
   16. Botón flotante de WhatsApp
   ========================================================================== */

.wa-flotante {
    position: fixed; right: 26px; bottom: 26px; z-index: 90;
    width: 56px; height: 56px; border-radius: 50%;
    background: var(--whatsapp); color: #fff;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 10px 30px -8px rgba(37,211,102,.6);
    animation: mhwPulse 2.6s infinite;
    transition: transform .25s var(--ease);
}
.wa-flotante:hover { transform: scale(1.07); }
.wa-flotante svg { width: 28px; height: 28px; fill: currentColor; }

/* ==========================================================================
   17. Menú móvil
   ========================================================================== */

.menu-movil {
    position: fixed; inset: 0; z-index: 100;
    background: rgba(14,15,17,.96); backdrop-filter: blur(6px);
    display: flex; flex-direction: column; padding: 26px var(--margen);
}
.menu-movil__cerrar { align-self: flex-end; background: 0; border: 0; color: #fff; font-size: 26px; cursor: pointer; }
.menu-movil nav { display: flex; flex-direction: column; gap: 6px; margin-top: 30px; }
.menu-movil nav a {
    font-family: var(--titular); font-weight: 800; font-size: 28px; color: #fff;
    padding: 14px 0; border-bottom: 1px solid var(--negro-4);
}
.menu-movil nav a:hover { color: var(--naranja); }

/* ==========================================================================
   18. Responsive
   ========================================================================== */

@media (max-width: 1180px) {
    :root { --margen: 34px; }
    .beneficios { grid-template-columns: 1fr; gap: 40px; }
    .pie__grid  { grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 980px) {
    .rejilla--4, .rejilla--3 { grid-template-columns: repeat(2, 1fr); }
    .indicadores { grid-template-columns: repeat(2, 1fr); }
    .gate { grid-template-columns: 1fr 1fr; }
    .gate__bloque { grid-column: 1 / -1; }
    .barra__nav { display: none; }
    .barra__hamburguesa { display: block; }
    .hero__contenido { flex-direction: column; align-items: flex-start; gap: 28px; bottom: 92px; }
    .llamado { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 720px) {
    :root { --margen: 20px; }
    .topbar__grupo:last-child { display: none; }
    .rejilla--4, .rejilla--3, .rejilla--2 { grid-template-columns: 1fr; }
    .indicadores { grid-template-columns: 1fr 1fr; }
    .indicadores__item { padding: 24px 22px; }
    .indicadores__n { font-size: 32px; }
    .gate, .beneficios__mosaico { grid-template-columns: 1fr; }
    .seccion { padding: 60px 0 56px; }
    .seccion__cabecera { flex-direction: column; align-items: flex-start; gap: 20px; }
    .hero { min-height: 620px; }
    .hero__acciones { flex-direction: column; width: 100%; }
    .hero__acciones .btn { width: 100%; }
    .buscador__marcas, .buscador__sep { display: none; }
    .pie__grid { grid-template-columns: 1fr; }
    .plano { display: none; }
}

/* ==========================================================================
   19. Estado inicial de Vue
   ========================================================================== */

[v-cloak] { display: none !important; }

/* ==========================================================================
   20. Encabezado de página interior
   ========================================================================== */

.encabezado-pagina { background: var(--negro); padding: 38px 0 34px; }

.miga {
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
    font-family: var(--mono); font-size: 11.5px; letter-spacing: .12em;
    color: var(--gris-60); margin-bottom: 20px;
}
.miga a { color: #A4A9AE; }
.miga a:hover { color: #fff; }
.miga__actual { color: var(--naranja); }

.encabezado-pagina__conteo {
    font-family: var(--mono); font-size: 12.5px; color: var(--gris-50);
    margin: 18px 0 0; letter-spacing: .04em;
}
.encabezado-pagina__conteo strong { color: #fff; }

.buscador--grande { max-width: 1020px; border-radius: var(--r-md); }
.buscador--grande .buscador__campo { padding: 0 22px; gap: 14px; }
.buscador--grande .buscador__campo input { height: 68px; font-family: var(--mono); font-size: 18px; }
.buscador--grande .buscador__enviar { height: 52px; margin-right: 8px; }

/* ==========================================================================
   21. Catálogo
   ========================================================================== */

.catalogo { display: grid; grid-template-columns: 250px 1fr; gap: 40px; align-items: start; }

.catalogo__barra { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 22px; }
.catalogo__orden {
    padding: 10px 14px; border: 1px solid var(--gris-20); border-radius: var(--r-sm);
    background: #fff; font-size: 13px; color: var(--gris-90); cursor: pointer;
}

.filtros { position: sticky; top: 96px; }
.filtros__cabecera { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.filtros__titulo   { font-family: var(--mono); font-size: 11px; letter-spacing: .16em; color: var(--negro); }
.filtros__limpiar  { font-family: var(--mono); font-size: 11px; color: var(--naranja); }
.filtros__grupo    { font-family: var(--mono); font-size: 11px; letter-spacing: .16em; color: var(--gris-40); margin: 26px 0 10px; }
.filtros__lista    { list-style: none; padding: 0; margin: 0; }
.filtros__lista li { border-bottom: 1px solid var(--gris-20); }
.filtros__lista a  {
    display: flex; justify-content: space-between; align-items: center; gap: 10px;
    padding: 11px 0; font-size: 14px; color: var(--gris-70);
    transition: color .18s var(--ease), padding-left .18s var(--ease);
}
.filtros__lista a:hover { color: var(--negro); padding-left: 5px; }
.filtros__lista a.esta-activo { color: var(--naranja); font-weight: 600; }
.filtros__conteo { font-family: var(--mono); font-size: 11px; color: var(--gris-40); }

.filtros__ayuda { margin-top: 32px; padding: 22px; background: var(--negro); border-radius: var(--r-lg); }
.filtros__ayuda-t { font-family: var(--titular); font-weight: 800; font-size: 15px; color: #fff; margin: 0 0 6px; }
.filtros__ayuda-d { font-size: 13px; color: var(--gris-50); margin: 0 0 16px; line-height: 1.5; }

/* ==========================================================================
   22. Ficha de producto
   ========================================================================== */

.ficha { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }

.ficha__foto {
    aspect-ratio: 1/1; border: 1px solid var(--gris-20); border-radius: var(--r-lg);
    background: #f3f1ee;
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; color: var(--gris-40); letter-spacing: .1em; overflow: hidden;
}
.ficha__foto img { width: 100%; height: 100%; object-fit: cover; }

.ficha__miniaturas { display: flex; gap: 10px; margin-top: 12px; }
.ficha__miniatura {
    width: 82px; height: 82px; border: 1px solid var(--gris-20); border-radius: var(--r-sm);
    background: repeating-linear-gradient(45deg, #f5f6f7 0 6px, #eef0f1 6px 12px);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--mono); font-size: 11px; color: var(--gris-40); cursor: pointer;
    transition: border-color .2s var(--ease);
}
.ficha__miniatura:hover, .ficha__miniatura.esta-activa { border-color: var(--naranja); }

.ficha__codigo {
    font-family: var(--mono); font-weight: 600; font-size: clamp(32px, 4vw, 46px);
    color: var(--negro); margin: 8px 0 0; letter-spacing: -.01em;
}
.ficha__nombre { font-size: 17px; color: var(--gris-70); margin: 10px 0 20px; }
.ficha__estado { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin: 0 0 30px; }
.ficha__acciones { display: flex; gap: 12px; flex-wrap: wrap; }
.ficha__imprimir {
    margin-top: 22px; background: 0; border: 0; padding: 0; cursor: pointer;
    font-family: var(--mono); font-size: 12px; color: var(--gris-70);
    border-bottom: 1px solid var(--gris-20);
}
.ficha__imprimir:hover { color: var(--naranja); border-color: var(--naranja); }
.ficha__nota { font-family: var(--mono); font-size: 11px; color: var(--gris-40); margin: 14px 0 0; line-height: 1.55; }

/* ==========================================================================
   23. Tablas técnicas
   ========================================================================== */

.tabla { width: 100%; border-collapse: collapse; font-size: 14px; background: #fff; }
.tabla th {
    background: var(--negro); color: #fff; text-align: left; font-weight: 500;
    font-family: var(--mono); font-size: 11px; letter-spacing: .12em; padding: 14px 16px;
}
.tabla td { padding: 12px 16px; border-bottom: 1px solid var(--gris-20); }
.tabla tbody tr:hover { background: var(--gris-05); }
.tabla td:first-child { color: var(--gris-70); }
.tabla--aplicaciones th  { background: var(--naranja); }
.tabla--equivalencias th { background: var(--gris-40); }

/* ==========================================================================
   24. Pastillas y estados
   ========================================================================== */

.pastilla {
    display: inline-block; font-family: var(--mono); font-size: 9.5px;
    letter-spacing: .1em; padding: 5px 10px; border-radius: 999px;
}
.pastilla--stock      { background: #E9F7EF; color: #1E7B45; }
.pastilla--pedido     { background: #FDECEC; color: #B3261E; }
.pastilla--exacta     { background: var(--negro); color: #fff; }
.pastilla--progresiva { background: var(--gris-10); color: var(--gris-70); }
.pastilla--enlace {
    font-size: 12.5px; padding: 9px 15px; border-radius: var(--r-sm);
    border: 1px solid var(--gris-20); background: #fff; color: var(--gris-70);
    transition: border-color .2s var(--ease), color .2s var(--ease);
}
.pastilla--enlace:hover { border-color: var(--naranja); color: var(--naranja); }
.pastillas { display: flex; gap: 9px; flex-wrap: wrap; justify-content: center; margin-top: 18px; }

/* ==========================================================================
   25. Resultados de búsqueda
   ========================================================================== */

.resultado { position: relative; }
.resultado__badge { position: absolute; top: 12px; left: 12px; z-index: 2; }
.resultado__cruce {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    font-size: 11.5px; color: var(--gris-40); margin: 10px 0 0; letter-spacing: .06em;
}
.resultado__cruce-cod { color: var(--naranja-oscuro); font-weight: 600; }

/* ==========================================================================
   26. Estado vacío
   ========================================================================== */

.vacio {
    background: #fff; border: 1px solid var(--gris-20); border-radius: var(--r-lg);
    padding: 64px 40px; text-align: center;
}
.vacio__t { font-family: var(--titular); font-weight: 900; font-size: 24px; letter-spacing: -.02em; margin: 0; }
.vacio__d { color: var(--gris-70); margin: 12px 0 24px; }

/* ==========================================================================
   27. Prosa, declaraciones y valores
   ========================================================================== */

.prosa { max-width: 760px; }
.prosa--ancha { max-width: 860px; }
.prosa p { font-size: 16.5px; line-height: 1.75; color: var(--gris-90); margin: 0 0 20px; }
.prosa strong { color: var(--negro); }
.prosa__firma {
    font-family: var(--titular); font-weight: 800; font-size: 19px;
    color: var(--naranja); margin-top: 34px !important;
    border-left: 4px solid var(--naranja); padding-left: 18px;
}

.declaracion { font-size: 16px; line-height: 1.8; color: var(--gris-50); margin: 0; }

.valor { border-top: 2px solid var(--negro); padding-top: 20px; transition: border-color .25s var(--ease); }
.valor:hover { border-color: var(--naranja); }
.valor__n { font-family: var(--mono); font-size: 12px; letter-spacing: .18em; color: var(--naranja); }
.valor__t { font-family: var(--titular); font-weight: 800; font-size: 19px; margin: 12px 0 8px; }
.valor__d { font-size: 14.5px; color: var(--gris-70); line-height: 1.6; margin: 0; }

/* ==========================================================================
   28. Contacto
   ========================================================================== */

.contacto { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }

.contacto__datos { list-style: none; padding: 0; margin: 0; }
.contacto__datos li { padding: 16px 0; border-bottom: 1px solid var(--gris-20); }
.contacto__etiqueta {
    display: block; font-family: var(--mono); font-size: 10.5px;
    letter-spacing: .16em; color: var(--gris-40); margin-bottom: 5px;
}
.contacto__valor { font-size: 16px; font-weight: 600; color: var(--negro); }
a.contacto__valor:hover { color: var(--naranja); }

.formulario { padding: 34px; }
.formulario__t { font-family: var(--titular); font-weight: 900; font-size: 24px; letter-spacing: -.02em; margin: 0 0 24px; }
.formulario__campos { display: flex; flex-direction: column; gap: 16px; }
.formulario__fila { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.formulario label { display: flex; flex-direction: column; gap: 7px; }
.formulario label span { font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em; color: var(--gris-40); }
.formulario input, .formulario textarea {
    border: 1px solid var(--gris-20); border-radius: var(--r-sm);
    padding: 13px 14px; font-size: 14.5px; color: var(--negro);
    background: #fff; outline: 0; resize: vertical;
    transition: border-color .2s var(--ease);
}
.formulario input:focus, .formulario textarea:focus { border-color: var(--naranja); }
.formulario__legal { font-size: 11.5px; color: var(--gris-40); line-height: 1.55; margin: 4px 0 0; }

/* ==========================================================================
   29. Responsive de páginas interiores
   ========================================================================== */

@media (max-width: 980px) {
    .catalogo { grid-template-columns: 1fr; }
    .filtros  { position: static; }
    .ficha, .contacto { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 720px) {
    .buscador--grande { flex-direction: column; align-items: stretch; }
    .buscador--grande .buscador__campo input { height: 54px; font-size: 15px; }
    .buscador--grande .buscador__enviar { margin: 0 8px 8px; }
    .formulario__fila { grid-template-columns: 1fr; }
    .formulario { padding: 24px; }
}

/* ==========================================================================
   30. Impresión — la ficha técnica se imprime en el taller
   ========================================================================== */

@media print {
    .topbar, .cabecera, .barra, .pie, .wa-flotante,
    .ficha__acciones, .ficha__imprimir, .encabezado-pagina { display: none !important; }
    body { font-size: 12px; }
    .seccion { padding: 0 !important; }
    .tabla th { background: #000 !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* ==========================================================================
   31. Carrusel horizontal de productos
   ========================================================================== */

.carrusel {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: calc(25% - 17px);
    gap: 22px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 8px;
    scrollbar-width: none;
    /* deja aire para que la sombra del hover no se recorte */
    margin: -6px; padding: 6px 6px 14px;
}
.carrusel::-webkit-scrollbar { display: none; }
.carrusel > * { scroll-snap-align: start; }

@media (max-width: 1180px) { .carrusel { grid-auto-columns: calc(33.333% - 15px); } }
@media (max-width: 980px)  { .carrusel { grid-auto-columns: calc(50% - 11px); } }
@media (max-width: 620px)  { .carrusel { grid-auto-columns: 78%; } }

/* ========================================================================== 
   32. Autenticación
   ========================================================================== */

.auth-body {
    min-height: 100vh;
    background-color: #08090a;
    background-image:
        linear-gradient(rgba(5,6,7,.58), rgba(5,6,7,.76)),
        url('../img/auth-page-background-v1.png');
    background-position: center;
    background-size: cover;
    background-attachment: fixed;
}
.auth-nav {
    height: 76px; padding: 0 clamp(22px, 4vw, 64px); display: flex;
    align-items: center; justify-content: space-between; background: #08090a;
    border-bottom: 1px solid rgba(245,130,31,.32);
}
.auth-nav__marca img { width: auto; height: 40px; }
.auth-nav__volver {
    color: rgba(255,255,255,.72); font-size: 13px; font-weight: 700;
    display: flex; align-items: center; gap: 12px;
}
.auth-nav__volver span { color: var(--naranja); font-size: 20px; }
.auth-nav__volver:hover { color: #fff; }

.auth-main { padding: clamp(28px, 4vw, 64px); }
.auth-shell {
    width: min(1180px, 100%); min-height: 650px; margin: 0 auto;
    display: grid; grid-template-columns: .88fr 1.12fr; overflow: hidden;
    background: #fff; border-radius: 18px; box-shadow: 0 36px 90px -32px #000;
}
.auth-promo {
    position: relative; isolation: isolate; overflow: hidden; padding: 54px 48px;
    display: flex; flex-direction: column; justify-content: space-between;
    background: #101113 url('../img/header-filtration-banner-v1.png') center/cover no-repeat;
    color: #fff;
}
.auth-promo::before {
    content: ''; position: absolute; inset: 0; z-index: -1;
    background: linear-gradient(180deg, rgba(9,10,12,.74), rgba(9,10,12,.97));
}
.auth-promo::after {
    content: ''; position: absolute; width: 290px; height: 290px; right: -170px; top: -130px;
    border: 55px solid rgba(245,130,31,.08); border-radius: 50%; z-index: -1;
}
.auth-promo__kicker {
    color: var(--naranja); font-size: 11px; font-weight: 800;
    letter-spacing: .16em; text-transform: uppercase;
}
.auth-promo h1 {
    font-family: var(--titular); font-size: clamp(34px, 3.5vw, 48px);
    font-weight: 900; line-height: .98; letter-spacing: -.045em; margin: 0;
    text-wrap: balance;
}
.auth-promo p { color: rgba(255,255,255,.61); font-size: 14.5px; line-height: 1.72; margin: 22px 0 0; max-width: 420px; }
.auth-promo__datos { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.14); padding-top: 22px; gap: 14px; }
.auth-promo__datos div { display: flex; flex-direction: column; gap: 5px; }
.auth-promo__datos strong { font-family: var(--titular); font-size: 22px; color: #fff; }
.auth-promo__datos span { color: rgba(255,255,255,.46); font-size: 9px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }

.auth-panel { padding: clamp(40px, 5vw, 74px); display: flex; flex-direction: column; justify-content: center; }
.auth-panel__cabecera { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.auth-panel__numero { width: 34px; height: 24px; display: grid; place-items: center; background: var(--naranja); color: #fff; font-size: 10px; font-weight: 800; }
.auth-panel__cabecera p { margin: 0; color: var(--gris-50); font-size: 10px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.auth-panel h2 { margin: 0; font-family: var(--titular); font-size: clamp(34px, 4vw, 46px); line-height: 1; font-weight: 900; letter-spacing: -.04em; text-transform: uppercase; }
.auth-panel__intro { margin: 12px 0 0; color: var(--gris-70); font-size: 14px; }
.auth-panel__intro a, .auth-form__opciones a { color: var(--naranja-oscuro); font-weight: 800; }

.auth-form { display: flex; flex-direction: column; gap: 20px; margin-top: 34px; }
.auth-form__fila { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.auth-campo { display: flex; flex-direction: column; gap: 8px; }
.auth-campo > span { color: var(--negro); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.auth-campo input {
    width: 100%; height: 54px; padding: 0 16px; border: 1.5px solid var(--gris-20);
    border-radius: 9px; outline: 0; background: #fff; color: var(--negro);
    font-size: 14px; font-weight: 500; transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.auth-campo input::placeholder { color: var(--gris-40); }
.auth-campo input:focus { border-color: var(--naranja); box-shadow: 0 0 0 4px rgba(245,130,31,.11); }
.auth-campo small, .auth-error { color: #b42318; font-size: 11.5px; font-weight: 700; }
.auth-error { margin: -10px 0 0; }
.auth-form__opciones { display: flex; justify-content: space-between; gap: 16px; font-size: 12.5px; }
.auth-check { display: flex; align-items: center; gap: 9px; cursor: pointer; color: var(--gris-90); font-size: 12.5px; }
.auth-check input { position: absolute; opacity: 0; pointer-events: none; }
.auth-check > span { width: 18px; height: 18px; display: grid; place-items: center; border: 1.5px solid var(--negro); border-radius: 4px; color: transparent; font-size: 0; flex: none; }
.auth-check input:checked + span { background: var(--naranja); border-color: var(--naranja); }
.auth-check input:checked + span::after { content: '✓'; color: #fff; font-size: 12px; font-weight: 900; }
.auth-check--legal { line-height: 1.5; }
.auth-submit {
    height: 56px; padding: 0 20px; display: flex; align-items: center; justify-content: space-between;
    border: 0; border-radius: 9px; background: var(--naranja); color: #fff;
    font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .05em;
    cursor: pointer; box-shadow: var(--sombra-naranja); transition: background .2s var(--ease), transform .2s var(--ease);
}
.auth-submit span { font-size: 20px; }
.auth-submit:hover { background: var(--naranja-hover); transform: translateY(-1px); }

.auth-pasos { list-style: none; padding: 22px 0 0; margin: 0; border-top: 1px solid rgba(255,255,255,.14); display: flex; flex-direction: column; gap: 13px; }
.auth-pasos li { display: flex; align-items: center; gap: 11px; color: rgba(255,255,255,.45); font-size: 12px; font-weight: 700; }
.auth-pasos li span { width: 24px; height: 24px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.28); border-radius: 50%; font-size: 10px; }
.auth-pasos li.esta-activo { color: #fff; }
.auth-pasos li.esta-activo span { background: var(--naranja); border-color: var(--naranja); }

@media (max-width: 900px) {
    .auth-main { padding: 24px; }
    .auth-shell { grid-template-columns: 1fr; }
    .auth-promo { min-height: 330px; padding: 36px; gap: 56px; }
    .auth-promo__datos { display: none; }
}
@media (max-width: 600px) {
    .auth-nav { height: 66px; }
    .auth-nav__marca img { height: 34px; }
    .auth-main { padding: 0; }
    .auth-shell { border-radius: 0; }
    .auth-promo { min-height: 280px; padding: 30px 24px; }
    .auth-panel { padding: 38px 24px 48px; }
    .auth-form__fila { grid-template-columns: 1fr; }
    .auth-form__opciones { align-items: flex-start; flex-direction: column; }
}