/* ============================================================
   Campanas component: click-to-play YouTube carousel of campaign
   case studies. Behavior in assets/js/components/campanas.js.

   .campanas__title's font-size is a literal clamp(), not var(--fz-h2) —
   same --fz-h1/--fz-h2 trap as tri/llama/modelos/aliados.
   ============================================================ */

.campanas {
  background: var(--paper);
}
.campanas__intro {
  padding: var(--pad-y) var(--pad-x) clamp(3rem, 6vw, 5.25rem);
  max-width: var(--max-width);
  margin: 0 auto;
}
.campanas__kicker {
  font-size: 0.8125rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--blue);
  font-weight: 600;
  margin-bottom: 1.125rem;
}
.campanas__title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2.125rem, 5vw, 4.875rem);
  line-height: 1.02;
  letter-spacing: -0.01em;
  max-width: 56.25rem;
  text-wrap: balance;
}
.campanas__title em {
  font-style: italic;
  color: var(--blue);
  font-weight: 500;
}
.campanas__lead {
  font-size: var(--fz-body);
  line-height: 1.55;
  color: #3a3a35;
  margin-top: 1.375rem;
  max-width: 38.75rem;
}

.campanas__stage {
  background: var(--black);
  color: #fff;
  padding: clamp(3.5rem, 6vw, 5.5rem) var(--pad-x);
}
.campanas__stage-inner {
  max-width: 67.5rem;
  margin: 0 auto;
}
.campanas__slides {
  position: relative;
}
.campanas__slide {
  display: none;
}
.campanas__slide.is-active {
  display: block;
  animation: campFade 0.35s ease;
}
@keyframes campFade {
  from { opacity: 0; transform: translateY(0.5rem); }
  to { opacity: 1; transform: none; }
}
.campanas__thumb {
  position: relative;
  background: #1a1a1a;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  cursor: pointer;
}
.campanas__thumb-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: saturate(0.9);
}
.campanas__thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(6, 96, 223, 0.22), rgba(0, 0, 0, 0.55));
  pointer-events: none;
}
.campanas__play {
  position: absolute;
  z-index: 2;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease;
}
.campanas__thumb:hover .campanas__play {
  transform: scale(1.08);
}
.campanas__thumb.is-playing::after {
  content: none;
}
.campanas__ttag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  font-size: 0.625rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  background: rgba(0, 0, 0, 0.55);
  color: var(--green);
  padding: 0.375rem 0.625rem;
}
.campanas__ficha {
  margin-top: 2.25rem;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3.5rem;
  align-items: start;
}
.campanas__client {
  font-size: 0.75rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 0.875rem;
}
.campanas__h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.75rem, 3vw, 2.625rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: #fff;
  text-wrap: balance;
}
.campanas__p {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: #c8c8c0;
  margin-top: 1.125rem;
}
.campanas__specs {
  font-size: 0.8125rem;
}
.campanas__specs > div {
  padding: 0.875rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.campanas__specs > div:first-child {
  border-top: 0;
  padding-top: 0;
}
.campanas__specs b {
  display: block;
  color: #fff;
  font-weight: 500;
  font-size: 0.9375rem;
}
.campanas__specs span {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.6875rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #9a9a90;
}

.campanas__controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 2.75rem;
}
.campanas__btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.125rem;
  transition: background 0.2s, border-color 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.campanas__btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.6);
}
.campanas__dots {
  display: flex;
  gap: 0.5rem;
}
.campanas__dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  border: 0;
  padding: 0;
  cursor: pointer;
  transition: all 0.25s;
}
.campanas__dot.is-active {
  background: var(--green);
  width: 1.75rem;
  border-radius: 0.25rem;
}
.campanas__trail {
  margin-top: 2.25rem;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.75rem;
}
.campanas__trail-item {
  aspect-ratio: 16 / 9;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.2s;
  background: #1a1a1a;
  position: relative;
  overflow: hidden;
  border: 0;
  padding: 0;
}
.campanas__trail-item-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}
.campanas__trail-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(6, 96, 223, 0.2), rgba(0, 0, 0, 0.5));
}
.campanas__trail-item.is-active {
  opacity: 1;
  outline: 2px solid var(--green);
  outline-offset: 0.1875rem;
}
.campanas__trail-item:hover {
  opacity: 0.85;
}
@media (max-width: 900px) {
  .campanas__ficha {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .campanas__trail {
    grid-template-columns: repeat(3, 1fr);
  }
  .campanas__play {
    width: 3.5rem;
    height: 3.5rem;
  }
}