/* ─── PLAN DEL DÍA — Cronología vertical ─────────────────── */

.plan-page {
  min-height: 100vh;
  padding: clamp(3rem, 8vh, 5rem) var(--pad-x) var(--pad-y);
}

.plan-header {
  margin-bottom: clamp(3rem, 7vw, 5.5rem);
}

.plan-header__back {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 2.5rem;
  transition: color 0.3s var(--ease);
}

.plan-header__back:hover {
  color: var(--cyan);
}

.plan-header__title {
  font-size: clamp(2rem, 5.5vw, 3.75rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.08;
  max-width: 14ch;
  margin-bottom: 0.75rem;
}

.plan-header__lead {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 1rem;
  max-width: 42ch;
}

.plan-header__meta {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel-mid);
}

/* ─── Cronología ─────────────────────────────────────────── */

.chrono {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 7vw, 5rem);
  margin-bottom: clamp(3rem, 8vh, 5rem);
}

.chrono__shift {
  position: relative;
}

.chrono__shift-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem 2rem;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
  text-align: center;
}

.chrono__shift-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--cyan);
}

.chrono__shift-time {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--white);
  text-transform: uppercase;
}

.chrono__shift-clock {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  color: var(--cyan);
}

/* Track — línea central */

.chrono__track {
  list-style: none;
  position: relative;
  max-width: 920px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 5vw, 4rem);
}

.chrono__track::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(
    180deg,
    rgba(146, 163, 174, 0.15) 0%,
    rgba(146, 163, 174, 0.45) 12%,
    rgba(146, 163, 174, 0.45) 88%,
    rgba(146, 163, 174, 0.15) 100%
  );
}

/* Items — zigzag */

.chrono__item {
  display: grid;
  grid-template-columns: 1fr 3.5rem 1fr;
  align-items: start;
  gap: 0;
  position: relative;
}

.chrono__item--right {
  grid-template-areas: 'card axis .';
}

.chrono__item--left {
  grid-template-areas: '. axis card';
}

.chrono__item--right .chrono__card { grid-area: card; }
.chrono__item--right .chrono__axis { grid-area: axis; }

.chrono__item--left .chrono__card { grid-area: card; }
.chrono__item--left .chrono__axis { grid-area: axis; }

/* Eje — anillo + conector */

.chrono__axis {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 2.75rem;
  position: relative;
  z-index: 2;
}

.chrono__item--right .chrono__axis {
  flex-direction: row;
}

.chrono__item--left .chrono__axis {
  flex-direction: row-reverse;
}

.chrono__ring {
  flex-shrink: 0;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  border: 3px solid var(--cyan);
  background: var(--black);
  box-shadow:
    0 0 0 4px rgba(0, 0, 0, 0.85),
    0 0 12px rgba(0, 174, 239, 0.35);
  position: relative;
}

.chrono__ring::after {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--cyan);
}

.chrono__connector {
  width: clamp(1.5rem, 4vw, 3rem);
  height: 3px;
  background: var(--cyan);
  margin-top: calc(0.675rem - 1.5px);
  flex-shrink: 0;
}

/* Tarjeta de contenido */

.chrono__card {
  max-width: 380px;
  width: 100%;
}

.chrono__item--right .chrono__card {
  margin-left: auto;
  padding-right: clamp(0.5rem, 2vw, 1.5rem);
}

.chrono__item--left .chrono__card {
  margin-right: auto;
  padding-left: clamp(0.5rem, 2vw, 1.5rem);
}

.chrono__card-head {
  display: flex;
  align-items: flex-end;
  gap: 0.65rem;
  margin-bottom: 0.5rem;
}

.chrono__item--left .chrono__card-head {
  flex-direction: row-reverse;
}

.chrono__icon {
  width: 2.25rem;
  height: 2.25rem;
  color: var(--cyan);
}

.chrono__icon svg {
  width: 100%;
  height: 100%;
}

.chrono__num {
  font-size: clamp(2.5rem, 6vw, 3.75rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
  opacity: 0.9;
}

.chrono__card-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--cyan);
  padding: 0.65rem 1rem;
  margin-bottom: 0;
}

.chrono__item--left .chrono__card-title {
  text-align: right;
}

.chrono__card-body {
  padding: 1.15rem 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-top: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.chrono__time {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 0.65rem;
}

.chrono__card-body p {
  font-size: 0.85rem;
  font-weight: 300;
  letter-spacing: 0.03em;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.72);
}

.chrono__list {
  list-style: none;
  margin-top: 0.75rem;
}

.chrono__list li {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  line-height: 1.75;
  padding-left: 0.85rem;
  position: relative;
  color: rgba(255, 255, 255, 0.72);
}

.chrono__item--left .chrono__list li {
  padding-left: 0;
  padding-right: 0.85rem;
}

.chrono__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 4px;
  height: 1px;
  background: var(--cyan);
  opacity: 0.55;
}

.chrono__item--left .chrono__list li::before {
  left: auto;
  right: 0;
}

/* Flecha entre turnos */

.chrono__arrow {
  display: flex;
  justify-content: center;
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--steel-mid);
}

.chrono__arrow svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* Bloque final */

.chrono__finale {
  max-width: 520px;
  margin: clamp(1rem, 3vw, 2rem) auto 0;
  text-align: center;
}

.chrono__finale-arrow {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--steel-mid);
}

.chrono__finale-arrow svg {
  width: 1.5rem;
  height: 1.5rem;
}

.chrono__finale-card {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border: 1px solid rgba(0, 174, 239, 0.25);
  box-shadow:
    inset 0 1px 0 rgba(0, 174, 239, 0.12),
    0 4px 24px rgba(0, 0, 0, 0.15);
}

.chrono__finale-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--cyan);
  padding: 0.75rem 1.25rem;
}

.chrono__finale-list {
  list-style: none;
  padding: 1.25rem 1.5rem 1.5rem;
  text-align: left;
}

.chrono__finale-list li {
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  line-height: 1.8;
  padding-left: 1rem;
  position: relative;
  color: rgba(255, 255, 255, 0.75);
}

.chrono__finale-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0.7;
}

/* ─── CTA ────────────────────────────────────────────────── */

.plan-cta {
  text-align: center;
  padding: clamp(2rem, 5vw, 3.5rem) 0;
  border-top: var(--line);
}

.plan-cta__note {
  margin-top: 1.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--steel);
  background-image: linear-gradient(
    168deg,
    var(--steel-highlight) 0%,
    var(--steel-light) 24%,
    var(--steel-mid) 52%,
    var(--steel-shadow) 78%,
    var(--steel-light) 100%
  );
  background-size: 100% 220%;
  background-position: 0% 12%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: steel-shimmer 14s ease-in-out infinite;
}

.plan-footer {
  margin-top: 3rem;
}

/* ─── Responsive ─────────────────────────────────────────── */

@media (max-width: 768px) {
  .chrono__track::before {
    left: 1.65rem;
    transform: none;
  }

  .chrono__item,
  .chrono__item--right,
  .chrono__item--left {
    grid-template-columns: 3.5rem 1fr;
    grid-template-areas:
      'axis card';
    gap: 0 0.75rem;
  }

  .chrono__item--right .chrono__axis,
  .chrono__item--left .chrono__axis {
    flex-direction: row-reverse;
    justify-content: flex-start;
    padding-top: 2.25rem;
  }

  .chrono__connector {
    display: none;
  }

  .chrono__item--right .chrono__card,
  .chrono__item--left .chrono__card {
    margin: 0;
    padding: 0;
    max-width: none;
  }

  .chrono__item--left .chrono__card-head,
  .chrono__item--left .chrono__card-title {
    flex-direction: row;
    text-align: left;
  }

  .chrono__item--left .chrono__list li {
    padding-left: 0.85rem;
    padding-right: 0;
  }

  .chrono__item--left .chrono__list li::before {
    left: 0;
    right: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .plan-cta__note {
    animation: none;
    background-position: 0% 40%;
  }
}