/* ==========================================================================
   Bet Calculator Betmentor — responsive.css
   ========================================================================== */

@media (max-width: 1100px) {
  .why-grid, .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .compat-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  :root { --step-6: 2.9rem; --step-5: 2.4rem; --step-4: 1.95rem; }
  .feature-grid, .card-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1.4fr repeat(2, 1fr); }
  .vs-head { grid-template-columns: 1fr; gap: var(--sp-3); }
  .vs-badge { margin: 0 auto; }
}

@media (max-width: 900px) {
  .quotes, .faq { grid-template-columns: minmax(0, 1fr); }
  .faq { max-width: 760px; margin-inline: auto; }
  /* carousel drops to one card per view */
  .carousel .quote { flex-basis: 100%; }
}

/* ==========================================================================
   Mobile navigation — full-screen overlay, not a slide-in drawer.
   ========================================================================== */
@media (max-width: 980px) {
  .nav { grid-template-columns: 1fr auto; min-height: 68px; }

  /* backdrop-filter establishes a containing block for fixed-position
     descendants, which would size the overlay to the header instead of the
     viewport. Drop the blur here — it also saves a compositing layer. */
  .site-header {
    backdrop-filter: none; -webkit-backdrop-filter: none;
    background: var(--ink);
  }
  /* The header owns a stacking context (sticky + z-index), so the panel inside
     it must out-rank the backdrop that sits outside it. */
  body.nav-open .site-header { z-index: 130; }

  .nav__panel {
    position: fixed; inset: 0; z-index: 120;
    /* The panel is still a grid child of .nav; grid self-alignment would make
       a fixed box shrink-wrap and centre rather than fill left:0/right:0. */
    justify-self: stretch; align-self: stretch;
    width: 100%; height: 100%;
    background: var(--ink);
    display: flex; flex-direction: column;
    padding: 0; overflow-y: auto; overscroll-behavior: contain;
    opacity: 0; visibility: hidden; transform: translateY(-1.25rem);
    transition: opacity var(--t-med), transform var(--t-med), visibility var(--t-med);
  }
  body.nav-open .nav__panel { opacity: 1; visibility: visible; transform: none; }

  .nav__panel-head {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    padding: 1rem; border-bottom: 1px solid var(--border); min-height: 68px;
    position: sticky; top: 0; background: var(--ink); z-index: 2;
  }

  .nav__menu {
    flex-direction: column; align-items: stretch; gap: .4rem;
    padding: 1.4rem 1.15rem; flex: 1;
  }
  .nav__menu li { display: block; margin: 0; }
  .nav__link {
    display: flex; width: 100%;
    justify-content: flex-start; padding: .95rem 1.15rem; font-size: 1.05rem;
    color: var(--text); background: rgba(255,255,255,.035); border-radius: var(--r-md);
  }
  .nav__link:hover, .nav__link[aria-current="page"], .nav__link.is-active {
    background: rgba(35,174,109,.16); color: var(--emerald-l);
  }
  /* Con una seccion activa, Inicio vuelve a su estado normal: en el panel solo
     puede haber un elemento marcado. Esta copia del reglaje de main.css es
     necesaria porque responsive.css se carga despues y ganaba la cascada. */
  .nav__menu--spy .nav__link[aria-current="page"]:not(.is-active):not(:hover) {
    background: rgba(255,255,255,.035); color: var(--text);
  }

  .nav__panel-foot {
    display: block; padding: 0 1.15rem 1.6rem;
    position: sticky; bottom: 0;
    background: linear-gradient(to top, var(--ink) 62%, transparent);
    padding-top: 1rem;
  }

  .nav__cta { display: none; }
  .nav__toggle { display: inline-flex; }

  /* el mega desplegable se ancla al borde de la pantalla en tablet/móvil */
  .lang__menu { width: min(94vw, 560px); right: -.5rem; }
  .lang__grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  /* Panel al 90% del ancho, centrado bajo la cabecera. Antes se anclaba al
     borde inferior de la pantalla, lo que lo alejaba del boton que lo abre. */
  .lang__menu {
    position: fixed;
    top: 74px; bottom: auto;
    left: 50%; right: auto;
    width: 90%; max-width: 90%;
    max-height: calc(100vh - 96px); overflow-y: auto;
    border-radius: var(--r-lg);
    transform-origin: top center;
    transform: translateX(-50%) translateY(-8px) scale(.985);
  }
  /* la traslacion horizontal debe mantenerse tambien al abrirse */
  .lang__menu.is-open,
  .lang.is-open .lang__menu { transform: translateX(-50%); }

  .lang__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .5rem; }
  .lang__opt { flex-direction: row; align-items: center; text-align: left; gap: .6rem; padding: .7rem .8rem; }
  .lang__opt .lang__flag { width: 30px; height: 20px; flex: none; }
  .lang__btn-code { display: none; }
}

@media (max-width: 760px) {
  :root { --step-6: 2.4rem; --step-5: 2rem; --step-4: 1.75rem; --sp-8: 4rem; --sp-7: 3rem; }
  .hero { padding: var(--sp-6) 0 var(--sp-7); }
  .hero__media { margin-top: var(--sp-5); }
  .hero__points { gap: .5rem 1.1rem; }
  .hero__points li { font-size: .9rem; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .split__media { order: -1; }
  .why-grid, .benefit-grid, .compat-grid { grid-template-columns: 1fr; }
  .rating-bar { border-radius: var(--r-lg); }
  /* Calculator breakpoints live in tool.css — it loads after this file, so a
     rule here would be overridden by tool.css's own 2-column defaults. */
}

@media (max-width: 560px) {
  .feature-grid, .card-grid, .steps { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }
  .cta { padding: var(--sp-5) var(--sp-4); }
  .cta__actions { flex-direction: column; }
  .cta__actions .btn { width: 100%; }
  .tip { padding: 1rem; gap: .8rem; }
  .step::after { font-size: 4rem; }
}

@media (max-width: 380px) {
  .brand__name { font-size: 1rem; }
}