/*
  Continental Media — "Un Equipo en Constante Evolución" block styles.
  Namespaced under .cm-timeline. Depends on assets/css/tokens.css.
*/

.cm-timeline {
  background: var(--cm-color-bg);
  color: var(--cm-color-fg);
  padding-block: clamp(4.5rem, 12vh, 7.5rem);
  font-size: 0.9375rem; /* base for unsized wrappers, see about-teaser.css's .cm-about for why */
}

.cm-timeline__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding-inline: var(--cm-gutter);
}

.cm-timeline__title {
  margin: 0;
  text-align: center;
  font-family: var(--cm-font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 1.3rem + 1.8vw, 2.75rem);
  line-height: 1.14;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.cm-timeline__track {
  position: relative;
  margin-top: clamp(3rem, 7vw, 5rem);
}

/* ---------- Connecting line (real SVG, drawn via stroke-dasharray) ---------- */

.cm-timeline__line {
  position: absolute;
  pointer-events: none;
  overflow: visible;
}

.cm-timeline__line-base {
  stroke: rgba(255, 255, 255, 0.16);
  stroke-width: 2;
}

.cm-timeline__line-progress {
  stroke: var(--cm-color-accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
}

.cm-timeline__line--h {
  top: 27px; /* vertical center of the 56px icon circle */
  left: 12.5%;
  width: 75%;
  height: 2px;
}

.cm-timeline__line--v {
  display: none;
}

/* ---------- Milestone list ---------- */

.cm-timeline__list {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 3vw, 2rem);
}

.cm-timeline__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity var(--cm-duration-base) var(--cm-ease-out),
    transform var(--cm-duration-base) var(--cm-ease-out);
}

.cm-timeline__item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.cm-timeline__icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: var(--cm-color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cm-color-accent);
  transition:
    border-color var(--cm-duration-base) var(--cm-ease-out),
    box-shadow var(--cm-duration-base) var(--cm-ease-out);
}

.cm-timeline__item.is-visible .cm-timeline__icon {
  border-color: var(--cm-color-accent);
  box-shadow: 0 0 0 5px rgba(30, 95, 255, 0.16);
}

.cm-timeline__icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cm-timeline__item-body {
  max-width: 26ch;
}

.cm-timeline__item-title {
  margin: 0;
  font-family: var(--cm-font-display);
  font-weight: 600;
  /* A clear step above the 15px body/UI size instead of a near-duplicate
     18px — shared with .cm-presence__leader-name for the same "small
     card heading" role. */
  font-size: 1.375rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.cm-timeline__item-text {
  margin: 0.6em 0 0;
  font-family: var(--cm-font-body);
  font-weight: 400;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.7);
}

/* ---------- Closing CTA ---------- */

.cm-timeline__cta {
  margin-top: clamp(3.5rem, 8vw, 5.5rem);
  text-align: center;
}

.cm-timeline__cta-text {
  margin: 0 0 1.5rem;
  font-family: var(--cm-font-display);
  font-weight: 700;
  font-size: clamp(1.375rem, 1.15rem + 1vw, 1.875rem);
  letter-spacing: -0.015em;
}

.cm-timeline__cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--cm-font-body);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  border-radius: var(--cm-radius-sm);
  padding: 0.95em 2.25em;
  cursor: pointer;
  border: 1.5px solid var(--cm-color-accent);
  background: var(--cm-color-accent);
  color: var(--cm-color-on-accent);
  transition:
    background-color var(--cm-duration-fast) var(--cm-ease-out),
    border-color var(--cm-duration-fast) var(--cm-ease-out),
    transform var(--cm-duration-fast) var(--cm-ease-out);
}

.cm-timeline__cta-button:hover {
  background: var(--cm-color-accent-hover);
  border-color: var(--cm-color-accent-hover);
}

.cm-timeline__cta-button:active {
  transform: translateY(1px);
}

.cm-timeline__cta-button:focus-visible {
  outline: 2px solid var(--cm-color-fg);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .cm-timeline__item {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .cm-timeline__line-progress {
    stroke-dashoffset: 0;
  }
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .cm-timeline__list {
    grid-template-columns: repeat(2, 1fr);
    row-gap: clamp(2.5rem, 6vw, 3.5rem);
  }

  .cm-timeline__line--h {
    display: none;
  }
}

@media (max-width: 640px) {
  .cm-timeline {
    padding-block: clamp(3.5rem, 10vh, 5rem);
  }

  .cm-timeline__list {
    grid-template-columns: 1fr;
    gap: clamp(2rem, 8vw, 2.75rem);
  }

  .cm-timeline__item {
    flex-direction: row;
    align-items: flex-start;
    text-align: left;
    gap: 1.25rem;
  }

  .cm-timeline__item-body {
    max-width: none;
  }

  .cm-timeline__line--v {
    display: block;
    left: 27px;
    top: 0;
    width: 2px;
    height: 100%;
  }
}