/* ===== assets/css/services.css ===========================================
   Servicios – Swiper + tarjeta (vidrio) + spacing por columnas
   - Adaptador Swiper (.svc-swiper)
   - Estilos de tarjeta (.svc-card, .svc-front/.svc-back)
   - Flechas externas (.svc-prev/.svc-next)
   - Paginación Swiper dentro de .svc-dots
========================================================================== */

/* ---------- Adaptador Swiper para tus estilos ---------- */
.svc-carousel{ position:relative; overflow-x:clip; }        /* posiciona flechas y evita scroll lateral */
.svc-swiper{
  position:relative;
  --arrow-pad:56px;
  padding-inline:var(--arrow-pad);                          /* espacio lateral para flechas */
}
.svc-swiper .swiper-wrapper{ align-items:stretch; }
.svc-swiper .swiper-slide{
  height:auto;                                              /* la altura la da .svc-card */
  display:flex;                                             /* la tarjeta ocupa todo el slide */
}

/* ---------- Bloque / cabecera ---------- */
.svc-block{
  padding:56px 0 34px;
  --svc-title-color:#0f1418;
  --svc-underline:rgba(5,38,59,.75);
  --svc-dot:#00000059;
}
.svc-block.theme-dark{
  background:#000;
  --svc-title-color:#fff;
  --svc-underline:var(--accent,#ffc600);
  --svc-dot:#ffffff40;
}

.svc-head{ text-align:center; margin:0 0 22px; }
.svc-title{
  font:700 1.6rem/1.2 var(--ff-ui,"Montserrat",system-ui);
  letter-spacing:.06em; text-transform:uppercase;
  color:var(--svc-title-color);
  margin:0; position:relative;
}
.svc-title::after{
  content:""; display:block; margin:12px auto 0; width:min(380px,42%); height:2px;
  border-radius:999px;
  background:linear-gradient(90deg, transparent, var(--svc-underline), transparent);
}

/* ---------- Tarjeta ---------- */
.svc-card{
  min-width:0;
  flex:1 1 auto;                                            /* ocupa todo el slide */
  position:relative; border-radius:16px; overflow:hidden;
  height:420px;

  box-shadow:0 14px 34px rgba(0,0,0,.24);
  contain:layout paint style;
  transform:none;

  /* foco/tamaño del fondo controlables */
  --bg-pos:50% 50%;
  --bg-size:cover;

  perspective:1200px;
  transform-style:preserve-3d;
  backface-visibility:hidden;
  isolation:isolate;
  will-change:transform;
  -webkit-tap-highlight-color:transparent;
  touch-action:pan-y;                                       /* permite scroll vertical en táctil */
}
@media (min-width:1200px){
  .svc-card{ height:520px; }
}

/* Fondo (sin filters animados) */
.svc-card::before{
  content:""; position:absolute; inset:0; z-index:0;
  background-image:var(--bg, radial-gradient(80% 80% at 50% 20%, #263847 0%, #10171d 100%));
  background-position:var(--bg-pos);
  background-size:var(--bg-size);
  background-repeat:no-repeat;
  transition:transform .25s ease, opacity .25s ease;
  will-change:transform, opacity;
  transform:translateZ(0);
  opacity:1;
}

/* ---------- Flip wrapper ---------- */
.svc-inner{
  position:absolute; inset:0; z-index:1;
  transform-style:preserve-3d;
  transition:transform .45s cubic-bezier(.2,.65,.2,1);
  will-change:transform;
  transform:translateZ(0);
}

/* ---------- Vidrio (frente y dorso) ---------- */
/* 📌 Centrado estable: sin left:50% ni translateX(-50%) */
.svc-front, .svc-back{
  position:absolute;
  inset-inline:0;                                         /* ocupa de izquierda a derecha */
  bottom:22px;
  margin-inline:auto;                                     /* centra por márgenes */
  width:clamp(240px, 88%, 540px);
  padding:18px 22px; border-radius:16px;
  color:#fff; text-align:center;

  background:rgba(0,0,0,.46);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(5px) saturate(115%);
  -webkit-backdrop-filter:blur(5px) saturate(115%);

  box-shadow:0 18px 40px rgba(0,0,0,.45), inset 0 -1px 0 rgba(255,255,255,.06);
  backface-visibility:hidden;
  will-change:transform, opacity;
  transform:rotateY(0deg);
}
.svc-back{ transform:rotateY(180deg); }
.svc-back p{ margin:0 0 16px; opacity:.95; }

@supports not ((backdrop-filter: blur(5px))){
  .svc-front, .svc-back{
    background:linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.75));
  }
}
@media (max-width:820px){
  .svc-front, .svc-back{
    backdrop-filter:none; -webkit-backdrop-filter:none;
    background:linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.75));
  }
}

.svc-front{ display:flex; align-items:center; justify-content:center; gap:12px; }
.svc-front i{
  font-size:64px;
  color:var(--accent,#ffc600) !important;                 /* fuerza el dorado siempre */
  will-change:transform, opacity;
}
.svc-front h3{
  margin:0; font:700 1.1rem/1.15 var(--ff-ui,"Montserrat",system-ui);
  letter-spacing:.06em; text-transform:uppercase;
}
@media (min-width:1200px){
  .svc-front i{ font-size:72px; }
  .svc-front h3{ font-size:1.15rem; }
}

/* ---------- Flip hover/focus/tap ---------- */
@media (hover:hover){
  .flippable:hover .svc-inner{ transform:rotateY(180deg); }
  .flippable:hover::before{ opacity:.94; }
}
.flippable:focus-within .svc-inner,
.flippable.is-hover .svc-inner{ transform:rotateY(180deg); }
.flippable:focus-within::before,
.flippable.is-hover::before{ opacity:.94; }

/* Táctil: mostrar dorso solo cuando hay tap (clase .is-hover) */
@media (hover:none){
  .flippable .svc-back{ display:none; }
  .flippable.is-hover .svc-back{ display:block; }
  .flippable.is-hover .svc-inner{ transform:rotateY(180deg); }
}

/* ---------- Botón ---------- */
.svc-btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  min-height:42px; padding:0 16px; border-radius:10px;
  background:linear-gradient(180deg,#ffc81a 0%, var(--accent,#feb000) 100%);
  color:#111; font:800 .95rem/1 var(--ff-ui,"Montserrat"); text-transform:uppercase;
  box-shadow:0 10px 24px rgba(254,176,0,.25), inset 0 -2px 0 rgba(0,0,0,.18);
  text-decoration:none; transition:filter .15s ease, transform .15s ease, box-shadow .15s ease;
}
.svc-btn:hover{ filter:brightness(1.06); transform:translateY(-1px); }
.svc-btn:focus-visible{ outline:2px solid var(--accent,#ffc600); outline-offset:2px; }

/* ---------- Flechas externas para Swiper ---------- */
.svc-nav{
  position:absolute; top:50%; width:46px; height:46px; margin-top:-23px;
  border-radius:12px; border:1px solid rgba(255,255,255,.15);
  background:#fff; color:#0b0f12;
  display:grid; place-items:center; z-index:3; cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease;
}
.svc-prev{ left:8px; }
.svc-next{ right:8px; }
.svc-nav::before{
  content:""; width:12px; height:12px; border:3px solid currentColor; border-top:0; border-right:0;
  transform:rotate(45deg);
}
.svc-next::before{ transform:rotate(-135deg); }
.svc-nav:hover{ transform:translateY(-1px); box-shadow:0 10px 22px rgba(0,0,0,.25); }
.svc-nav:focus-visible{ outline:2px solid var(--accent,#ffc600); outline-offset:2px; }

/* ---------- Dots (paginación Swiper) ---------- */
.svc-dots{
  display:flex; justify-content:center; gap:10px;
  margin:18px 0 0; padding:0; list-style:none;
}
.svc-dots .swiper-pagination-bullet{
  width:7px; height:7px; border-radius:999px;
  background:var(--svc-dot); opacity:1;
  transform:scale(1); transition:transform .18s ease, background .18s ease;
}
.svc-dots .swiper-pagination-bullet-active{
  background:var(--accent,#ffc600);
  transform:scale(1.4);
}

/* ---------- Accesibilidad / reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  .svc-inner, .svc-front, .svc-back, .svc-btn, .svc-nav,
  .svc-dots .swiper-pagination-bullet{ transition:none !important; }
}

/* ---------- Cursores / helpers / foco ---------- */
.svc-card img{ -webkit-user-drag:none; user-select:none; }
.svc-card:focus-visible{ outline:2px solid var(--accent,#ffc600); outline-offset:2px; }

/* ---------- Ajustes responsive extra ---------- */
@media (max-width:680px){
  .svc-block{ padding:32px 0 22px; }
  .svc-head{ padding-inline:16px; }
  .svc-title{
    margin:0 auto; text-align:center;
    font-size:clamp(1.05rem, 2.8vw + .7rem, 1.4rem);
    line-height:1.2;  
  }
  .svc-title::after{ width:min(220px,60%); }
  .svc-swiper{ --arrow-pad:14px; }                         /* flechas más pegadas en XS */
  .svc-card{
    height: 560px;           /* prueba 520–560px hasta que te guste */
  }
}

/* ========================================================================== */
/* Hover explícito (por si algún navegador ignora :hover en el wrapper) */
.flippable:hover .svc-inner{ transform:rotateY(180deg); }

/* --- en desktop sí permitimos :focus-within para accesibilidad --- */
@media (hover:hover){
  .flippable:focus-within .svc-inner{ transform: rotateY(180deg); }
  .flippable:focus-within::before{ opacity: .94; }
}

/* --- en dispositivos táctiles (hover:none) desactivamos ese efecto --- */
@media (hover:none){
  .flippable .svc-back{ display: none; }                 /* por defecto oculta la cara trasera */
  .flippable.is-hover .svc-back{ display: block; }       /* la mostramos sólo con el estado .is-hover */
  .flippable.is-hover .svc-inner{ transform: rotateY(180deg); }

  /* clave: el foco NO debe rotar la tarjeta en móvil */
  .flippable:focus-within .svc-inner{ transform: none; }
  .flippable:focus-within::before{ opacity: 1; }
  .svc-card{ touch-action: pan-y; }                      /* permite scroll vertical natural */
}

/* --- Fix táctil: no mezclar :hover y click -------------------------------- */
@media (hover: none) {
  /* en dispositivos táctiles NO apliques el hover automático */
  .flippable:hover .svc-inner { transform: none; }
  .flippable:hover::before   { opacity: 1; }

  /* comportamiento controlado únicamente por la clase .is-hover */
  .flippable .svc-back{ display: none; }
  .flippable.is-hover .svc-back{ display: block; }
  .flippable.is-hover .svc-inner{ transform: rotateY(180deg); }

  /* pequeños detalles de UX en táctil */
  .flippable { -webkit-tap-highlight-color: transparent; }
  .svc-card  { touch-action: pan-y; } /* permite scroll vertical del carrusel/página */
}

/* El botón debe ser clicable aunque el vidrio bloquee eventos */
.svc-back .svc-btn { pointer-events: auto; }