/* ============================================================
   LYTHIUM — CASOS PAGE  ·  css/casos.css
   Extends main.css. All shared tokens, navbar, footer, buttons
   and scroll-reveal are defined in main.css.
   ============================================================ */


/* ══════════════════════════════════════════════════════════
   NAV — active state override for Casos
══════════════════════════════════════════════════════════ */
.nav-link--active {
  opacity: 0.55;
  pointer-events: none;
}
.nav-mobile-link--active {
  opacity: 0.55;
}


/* ══════════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════════ */
.cas-hero {
  position: relative;
  padding-block-start: 88px; /* navbar height */
  overflow: hidden;
}

.cas-hero__bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  overflow: hidden;
}
.cas-hero__bg img {
  display: block;
  width: 100%; height: auto;
  object-fit: cover;
  object-position: top center;
  position: absolute; top: 0; left: 0;
}
.cas-hero__bg::after {
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(to bottom, rgba(6,8,20,0.30) 0%, rgba(6,8,20,0) 25%),
    linear-gradient(to bottom, rgba(6,8,20,0) 60%, rgba(6,8,20,1) 100%);
}

.cas-hero__inner {
  position: relative; z-index: 1;
  max-width: var(--max-w); margin-inline: auto;
  padding-inline: var(--pad-x);
  padding-block-start: 48px;
  padding-block-end: 120px;
}

.cas-hero__badge {
  margin-block-end: 32px;
}

.cas-hero__title {
  font-size: 70px; font-weight: 700;
  line-height: 78px; letter-spacing: -2.1px;
  max-width: 820px;
}


/* ══════════════════════════════════════════════════════════
   INTRO
══════════════════════════════════════════════════════════ */
.cas-intro {
  padding-block: 100px;
}

.cas-intro__inner {
  display: grid;
  grid-template-columns: 1fr 500px;
  gap: 80px;
  align-items: center;
}

/* Left column: heading + stats + body paragraph */
.cas-intro__text {
  display: flex; flex-direction: column; gap: 28px;
}

.cas-intro__heading {
  font-size: 60px; font-weight: 500;
  line-height: 68px; letter-spacing: -1.8px;
  margin: 0;
}

.cas-intro__stat {
  font-size: 30px; font-weight: 300;
  line-height: 38px; letter-spacing: -0.9px;
  color: rgba(255,255,255,0.80);
  margin: 0;
}

.cas-intro__body {
  font-size: 20px; font-weight: 300;
  line-height: 28px; letter-spacing: -0.6px;
  color: rgba(255,255,255,0.65);
  margin: 0;
}

/* Right column: image */
.cas-intro__img {
  height: 460px;
  border-radius: 40px; overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 8px 80px rgba(0,0,0,0.5);
}
.cas-intro__img img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}


/* ══════════════════════════════════════════════════════════
   CASE STUDIES
══════════════════════════════════════════════════════════ */
.cas-studies {
  padding-block: 0 100px;
}

.cas-case {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding-block: 60px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.cas-case:last-child {
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* Alternate: odd cases have image-right */
.cas-case--reverse .cas-case__img { order: 2; }
.cas-case--reverse .cas-case__text { order: 1; }

.cas-case__img {
  height: 331px;
  border-radius: 40px; overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 8px 80px rgba(0,0,0,0.5);
}
.cas-case__img img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}

/* Mini badge above each case title — matches Figma "CASOS DE ÉXITO" label */
.cas-case__badge {
  display: inline-block;
  font-size: 14px; font-weight: 300;
  letter-spacing: 1.4px; text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 30px;
  padding: 6px 15px;
  margin-block-end: 20px;
}

.cas-case__title {
  font-size: 35px; font-weight: 300;
  line-height: 42px; letter-spacing: -1.05px;
  margin-block-end: 20px;
}

.cas-case__desc {
  font-size: 18px; font-weight: 300;
  line-height: 28px; letter-spacing: -0.36px;
  color: rgba(255,255,255,0.75);
  margin-block-end: 32px;
}

.cas-case__tags {
  display: flex; flex-wrap: wrap; gap: 8px;
}

.cas-case__tag {
  font-size: 12px; font-weight: 500;
  letter-spacing: 0.72px; text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.65);
}


/* ══════════════════════════════════════════════════════════
   CTA BOTTOM
══════════════════════════════════════════════════════════ */
.cas-cta {
  padding-block: 0 100px;
}
.cas-cta__inner {
  display: flex; flex-direction: column;
  align-items: center; text-align: center;
}
.cas-cta__text {
  font-size: 35px; font-weight: 300;
  line-height: 42px; letter-spacing: -1.05px;
  max-width: 700px; margin-block-end: 0;
}
.cas-cta__text strong {
  font-weight: 700;
}
.cas-cta__btn {
  margin-block-start: 50px;
}


/* ══════════════════════════════════════════════════════════
   ██████████████████  RESPONSIVE  ██████████████████████
══════════════════════════════════════════════════════════ */

/* ── Tablet (≤1200px) ────────────────────────────────── */
@media (max-width: 1200px) {

  .cas-hero__title { font-size: 52px; line-height: 60px; }

  .cas-intro { padding-block: 80px; }
  .cas-intro__inner { grid-template-columns: 1fr 360px; gap: 60px; }
  .cas-intro__heading { font-size: 46px; line-height: 54px; }
  .cas-intro__stat { font-size: 24px; line-height: 32px; }
  .cas-intro__img { height: 380px; }

  .cas-case { gap: 56px; }
  .cas-case__title { font-size: 28px; line-height: 34px; }
  .cas-case__img { height: 280px; }

  .cas-cta__text { font-size: 28px; line-height: 34px; }
}


/* ── Mobile (≤768px) ─────────────────────────────────── */
@media (max-width: 768px) {

  .cas-hero { padding-block-start: 68px; }
  .cas-hero__inner {
    padding-block-start: 32px;
    padding-block-end: 60px;
  }
  .cas-hero__badge { margin-block-end: 20px; }
  .cas-hero__title {
    font-size: 35px; line-height: 40px;
    letter-spacing: -1.05px;
  }

  .cas-intro { padding-block: 60px; }
  .cas-intro__inner {
    grid-template-columns: 1fr; gap: 40px;
  }
  /* On mobile the image comes first (before heading) */
  .cas-intro__text { order: 2; }
  .cas-intro__img  { order: 1; height: 260px; border-radius: 28px; }
  .cas-intro__heading { font-size: 28px; line-height: 35px; letter-spacing: -0.84px; }
  .cas-intro__stat { font-size: 18px; line-height: 26px; }
  .cas-intro__body { font-size: 16px; line-height: 24px; }

  .cas-studies { padding-block: 0 60px; }
  .cas-case {
    grid-template-columns: 1fr; gap: 32px;
    padding-block: 40px;
  }
  .cas-case--reverse .cas-case__img  { order: 1; }
  .cas-case--reverse .cas-case__text { order: 2; }
  .cas-case__img { height: 280px; border-radius: 24px; }
  .cas-case__title { font-size: 25px; line-height: 30px; }
  .cas-case__desc { font-size: 16px; line-height: 24px; }

  .cas-cta { padding-block: 0 60px; }
  .cas-cta__inner { align-items: center; text-align: center; }
  .cas-cta__text { font-size: 25px; line-height: 30px; letter-spacing: -0.75px; }
  .cas-cta__btn  { margin-block-start: 40px; align-self: stretch; justify-content: center; }
}


/* ── Very small (≤390px) ─────────────────────────────── */
@media (max-width: 390px) {
  .cas-hero__title { font-size: 30px; line-height: 36px; }
  .cas-intro__heading { font-size: 24px; line-height: 30px; }
}


/* ══════════════════════════════════════════════════════════
   PERFORMANCE — defer off-screen sections
══════════════════════════════════════════════════════════ */
.cas-intro,
.cas-studies,
.cas-cta {
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
}