/* ============================================================
   responsive.css
   CrossFit Indefinite — mobile-first responsive layer.
   Base styles target mobile; media queries scale up.
   Breakpoints:  sm 480 · md 768 · lg 1024 · xl 1280 · 2xl 1536
   Load LAST so it can override component defaults.
   ============================================================ */

/* ---------------------------------------------------------
   BASE — Mobile first (< 768px)
--------------------------------------------------------- */

/* Navigation collapses to an off-canvas panel on mobile */
.nav__toggle { display: flex; }

.nav__menu {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(84vw, 340px);
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: var(--space-lg);
  padding: calc(var(--header-height) + var(--space-2xl)) var(--space-2xl) var(--space-2xl);
  background: var(--nav-bg-scrolled);
  backdrop-filter: blur(var(--nav-blur));
  -webkit-backdrop-filter: blur(var(--nav-blur));
  border-left: 1px solid var(--glass-border);
  transform: translateX(100%);
  opacity: 0;
  transition: transform var(--speed-base) var(--ease-standard),
              opacity var(--speed-base) var(--ease-standard);
  z-index: var(--z-overlay);
}
.nav__menu.is-open { transform: translateX(0); opacity: 1; }
.nav__menu .nav__link { font-size: var(--fs-lg); }
/* Staggered entrance for mobile nav links */
.nav__menu.is-open .nav__link { animation: fadeInRightNav var(--speed-base) var(--ease-out) both; }
@keyframes fadeInRightNav { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: none; } }

/* Hamburger → X when open */
.nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Single-column layouts by default */
.grid--2,
.grid--3,
.grid--4 { grid-template-columns: 1fr; }

.hero__actions { flex-direction: column; align-items: stretch; }
.hero__actions .btn { width: 100%; }

.footer__grid { grid-template-columns: 1fr; }
.form__actions { flex-direction: column-reverse; }
.form__actions .btn { width: 100%; }

/* ---------------------------------------------------------
   SMALL  ≥ 480px
--------------------------------------------------------- */
@media (min-width: 480px) {
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .hero__actions { flex-direction: row; }
  .hero__actions .btn { width: auto; }
}

/* ---------------------------------------------------------
   TABLET  ≥ 768px
--------------------------------------------------------- */
@media (min-width: 768px) {
  :root { --container-pad: var(--space-xl); }

  h1 { font-size: var(--fs-3xl); }

  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .stats   { grid-template-columns: repeat(2, 1fr); }
  .form__row--2 { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(3, 1fr); }

  /* Restore desktop inline nav */
  .nav__toggle { display: none; }
  .nav__menu {
    position: static;
    width: auto;
    flex-direction: row;
    align-items: center;
    padding: 0;
    background: transparent;
    border: none;
    transform: none;
  }
}

/* ---------------------------------------------------------
   DESKTOP  ≥ 1024px
--------------------------------------------------------- */
@media (min-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
  .stats   { grid-template-columns: repeat(4, 1fr); }
  .gallery { grid-template-columns: repeat(4, 1fr); }

  .split {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3xl);
    align-items: center;
  }
}

/* ---------------------------------------------------------
   LARGE DESKTOP  ≥ 1280px
--------------------------------------------------------- */
@media (min-width: 1280px) {
  h1 { font-size: var(--fs-4xl); }
  .section { padding-block: var(--space-5xl); }
}

/* ---------------------------------------------------------
   EXTRA LARGE  ≥ 1536px
--------------------------------------------------------- */
@media (min-width: 1536px) {
  :root { --container-max: 1440px; }
}

/* ---------------------------------------------------------
   Print
--------------------------------------------------------- */
@media print {
  .site-header,
  .site-footer,
  .nav__toggle,
  .hero__bg { display: none !important; }
  body { background: #fff; color: #000; }
}