.sih-timeline {
  --sih-timeline-font-family: inherit;
  --sih-timeline-color-bg: #f5efe4;
  --sih-timeline-color-surface: #fffaf0;
  --sih-timeline-color-line: #1f1f1f;
  --sih-timeline-color-accent: #c55a2d;
  --sih-timeline-color-text: #1d1d1d;
  --sih-timeline-color-muted: #6d6358;
  --sih-timeline-color-number: #ff9900;
  --sih-timeline-color-number-active: #ff9900;
  --sih-timeline-color-button-bg: #1f1f1f;
  --sih-timeline-color-button-fg: #ffffff;
  --sih-timeline-color-button-hover: #2a2a2a;
  --sih-timeline-color-card-border: rgba(31, 31, 31, 0.1);
  --sih-timeline-color-card-active-border: rgba(197, 90, 45, 0.55);
  --sih-timeline-color-card-active-shadow: rgba(31, 31, 31, 0.16);
  --sih-timeline-color-dot-border: var(--sih-timeline-color-bg);
  --sih-timeline-color-dot-shadow: rgba(31, 31, 31, 0.1);
  --sih-timeline-color-dot-ring: rgba(197, 90, 45, 0.18);
  --sih-timeline-card-radius: 1.15rem;
  --sih-timeline-card-border-width: 1px;
  --sih-timeline-card-arrow-size: 0.72rem;
  --sih-timeline-card-arrow-border-size: calc(var(--sih-timeline-card-arrow-size) + var(--sih-timeline-card-border-width));
  --sih-timeline-card-shadow: 0 1rem 2rem rgba(31, 31, 31, 0.08), 0 0.2rem 0.5rem rgba(31, 31, 31, 0.04);
  --sih-timeline-card-padding: 1rem 1rem 1.1rem;
  --sih-timeline-number-font-size: clamp(3.5rem, 7vw, 5.5rem);
  --sih-timeline-number-font-weight: 700;
  --sih-timeline-number-letter-spacing: -0.06em;
  --sih-timeline-slide-text-line-1-font-size: 1.8rem;
  --sih-timeline-slide-text-line-1-color: var(--sih-timeline-color-number);
  --sih-timeline-slide-text-line-2-font-size: 1.1rem;
  --sih-timeline-slide-text-line-2-color: var(--sih-timeline-color-text);
  --sih-timeline-dot-size: 1.35rem;
  --sih-timeline-dot-border-width: 0.3rem;
  --sih-timeline-dot-icon-size: 1.05rem;
  --sih-timeline-date-size: 0.85rem;
  --sih-timeline-title-size: 1.1rem;
  --sih-timeline-body-size: 0.98rem;
  --sih-timeline-body-line-height: 1.55;
  --sih-timeline-visible: 3;
  --sih-timeline-gap: 1.25rem;
  --sih-timeline-track-pad-top: 1rem;
  --sih-timeline-track-pad-bottom: 1.5rem;
  --sih-timeline-top-space: 12rem;
  --sih-timeline-bottom-space: 12rem;
  --sih-timeline-rail-height: 2.75rem;
  --sih-timeline-nav-size: 2.75rem;
  --sih-timeline-axis-y: 0px;
  color: var(--sih-timeline-color-text);
  font-family: var(--sih-timeline-font-family);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  position: relative;
}

.sih-timeline__header {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: start;
}

.sih-timeline__nav {
  position: absolute;
  top: var(--sih-timeline-axis-y);
  transform: translateY(-50%);
  width: var(--sih-timeline-nav-size);
  height: var(--sih-timeline-nav-size);
  border: 0;
  border-radius: 999px;
  background: var(--sih-timeline-color-button-bg);
  color: var(--sih-timeline-color-button-fg);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  transition: background-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.sih-timeline__nav:hover,
.sih-timeline__nav:focus-visible {
  background: var(--sih-timeline-color-button-hover);
}

.sih-timeline__nav:focus-visible {
  outline: 2px solid rgba(197, 90, 45, 0.35);
  outline-offset: 3px;
}

.sih-timeline__nav[data-direction="prev"] {
  left: 0;
}

.sih-timeline__nav[data-direction="next"] {
  right: 0;
}

.sih-timeline__track-wrap {
  position: relative;
  min-width: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: clip;
  overflow-y: visible;
}

.sih-timeline__track-wrap::before {
  content: "";
  position: absolute;
  left: 0.25rem;
  right: 0.25rem;
  top: calc(var(--sih-timeline-track-pad-top) + var(--sih-timeline-top-space) + (var(--sih-timeline-rail-height) / 2));
  height: 2px;
  transform: translateY(-50%);
  background: linear-gradient(90deg, rgba(31, 31, 31, 0.15), var(--sih-timeline-color-line), rgba(31, 31, 31, 0.15));
  pointer-events: none;
  z-index: 0;
}

.sih-timeline__track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: calc((100% - (var(--sih-timeline-gap) * (var(--sih-timeline-visible) - 1))) / var(--sih-timeline-visible));
  gap: var(--sih-timeline-gap);
  overflow-x: auto;
  overflow-y: visible;
  padding: var(--sih-timeline-track-pad-top) 0.25rem var(--sih-timeline-track-pad-bottom);
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  overscroll-behavior-x: contain;
  scroll-padding-inline: 0.25rem;
  scrollbar-width: none;
  outline: none;
  align-items: stretch;
  position: relative;
  z-index: 1;
  cursor: grab;
}

.sih-timeline__track::-webkit-scrollbar {
  display: none;
}

.sih-timeline.is-dragging .sih-timeline__track {
  cursor: grabbing;
  -webkit-user-select: none;
  user-select: none;
}

.sih-timeline.is-dragging .sih-timeline__card,
.sih-timeline.is-dragging .sih-timeline__card * {
  -webkit-user-select: none;
  user-select: none;
}

.sih-timeline__track,
.sih-timeline__card {
  -webkit-user-select: none;
  user-select: none;
}

.sih-timeline__card a,
.sih-timeline__card button,
.sih-timeline__card input,
.sih-timeline__card textarea,
.sih-timeline__card select {
  -webkit-user-select: text;
  user-select: text;
}

.sih-timeline__item {
  scroll-snap-align: center;
  scroll-snap-stop: always;
  position: relative;
  display: grid;
  grid-template-rows: var(--sih-timeline-top-space) var(--sih-timeline-rail-height) var(--sih-timeline-bottom-space);
  min-height: calc(var(--sih-timeline-top-space) + var(--sih-timeline-rail-height) + var(--sih-timeline-bottom-space));
}

.sih-timeline__number,
.sih-timeline__slide-text {
  position: relative;
  grid-column: 1;
  justify-self: center;
  align-self: center;
  transform: none;
  z-index: 0;
  opacity: 0.95;
  pointer-events: none;
}

.sih-timeline__number {
  font-size: var(--sih-timeline-number-font-size);
  line-height: 0.9;
  font-weight: var(--sih-timeline-number-font-weight);
  letter-spacing: var(--sih-timeline-number-letter-spacing);
  color: var(--sih-timeline-color-number);
  text-shadow: 0 0 18px rgba(255, 153, 0, 0.05);
  width: max-content;
}

.sih-timeline__slide-text {
  display: grid;
  gap: 0.18rem;
  justify-items: center;
  line-height: 1.08;
  text-align: center;
  width: 100%;
  max-width: 100%;
}

.sih-timeline__slide-text-line {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.sih-timeline__slide-text-line--1 {
  color: var(--sih-timeline-slide-text-line-1-color);
  font-size: var(--sih-timeline-slide-text-line-1-font-size);
  font-weight: 700;
}

.sih-timeline__slide-text-line--2 {
  color: var(--sih-timeline-slide-text-line-2-color);
  font-size: var(--sih-timeline-slide-text-line-2-font-size);
  font-weight: 600;
}

.sih-timeline__item.is-top .sih-timeline__number,
.sih-timeline__item.is-top .sih-timeline__slide-text {
  grid-row: 3;
}

.sih-timeline__item.is-bottom .sih-timeline__number,
.sih-timeline__item.is-bottom .sih-timeline__slide-text {
  grid-row: 1;
}

.sih-timeline__item.is-active .sih-timeline__number,
.sih-timeline__item.is-active .sih-timeline__slide-text {
  opacity: 1;
  transform: scale(1.02);
}

.sih-timeline__item.is-active .sih-timeline__number {
  color: var(--sih-timeline-color-number-active);
}

.sih-timeline__item.is-top .sih-timeline__card {
  grid-row: 1;
  align-self: end;
  margin-bottom: 1rem;
}

.sih-timeline__item.is-bottom .sih-timeline__card {
  grid-row: 3;
  align-self: start;
  margin-top: 1rem;
}

.sih-timeline__item.is-top .sih-timeline__rail,
.sih-timeline__item.is-bottom .sih-timeline__rail {
  grid-row: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.sih-timeline__dot {
  width: var(--sih-timeline-dot-size);
  height: var(--sih-timeline-dot-size);
  border-radius: 999px;
  background: var(--sih-timeline-color-accent);
  border: var(--sih-timeline-dot-border-width) solid var(--sih-timeline-color-dot-border);
  box-shadow: 0 0 0 2px var(--sih-timeline-color-dot-shadow);
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--sih-timeline-color-button-fg);
  font-size: 1rem;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.sih-timeline__dot .dashicons {
  font-size: var(--sih-timeline-dot-icon-size);
  width: auto;
  height: auto;
  line-height: 1;
}

.sih-timeline__card {
  --sih-timeline-card-current-border: var(--sih-timeline-color-card-border);
  --sih-timeline-card-current-surface: var(--sih-timeline-color-surface);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0) 32%),
    var(--sih-timeline-color-surface);
  border: var(--sih-timeline-card-border-width) solid var(--sih-timeline-card-current-border);
  border-radius: var(--sih-timeline-card-radius);
  box-shadow: var(--sih-timeline-card-shadow);
  padding: var(--sih-timeline-card-padding);
  position: relative;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease, opacity 220ms ease;
}

.sih-timeline__card::before,
.sih-timeline__card::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 0;
  height: 0;
  pointer-events: none;
  transform: translateX(-50%);
  transition: border-color 220ms ease;
}

.sih-timeline__card::before {
  z-index: 1;
}

.sih-timeline__card::after {
  z-index: 2;
}

.sih-timeline__item.is-top .sih-timeline__card::before {
  bottom: calc(0px - var(--sih-timeline-card-arrow-border-size));
  border-left: var(--sih-timeline-card-arrow-border-size) solid transparent;
  border-right: var(--sih-timeline-card-arrow-border-size) solid transparent;
  border-top: var(--sih-timeline-card-arrow-border-size) solid var(--sih-timeline-card-current-border);
}

.sih-timeline__item.is-top .sih-timeline__card::after {
  bottom: calc(var(--sih-timeline-card-border-width) - var(--sih-timeline-card-arrow-size));
  border-left: var(--sih-timeline-card-arrow-size) solid transparent;
  border-right: var(--sih-timeline-card-arrow-size) solid transparent;
  border-top: var(--sih-timeline-card-arrow-size) solid var(--sih-timeline-card-current-surface);
}

.sih-timeline__item.is-bottom .sih-timeline__card::before {
  top: calc(0px - var(--sih-timeline-card-arrow-border-size));
  border-left: var(--sih-timeline-card-arrow-border-size) solid transparent;
  border-right: var(--sih-timeline-card-arrow-border-size) solid transparent;
  border-bottom: var(--sih-timeline-card-arrow-border-size) solid var(--sih-timeline-card-current-border);
}

.sih-timeline__item.is-bottom .sih-timeline__card::after {
  top: calc(var(--sih-timeline-card-border-width) - var(--sih-timeline-card-arrow-size));
  border-left: var(--sih-timeline-card-arrow-size) solid transparent;
  border-right: var(--sih-timeline-card-arrow-size) solid transparent;
  border-bottom: var(--sih-timeline-card-arrow-size) solid var(--sih-timeline-card-current-surface);
}

.sih-timeline__item.is-active .sih-timeline__card {
  --sih-timeline-card-current-border: var(--sih-timeline-color-card-active-border);
  transform: translateY(-10px) scale(1.02);
  box-shadow:
    0 1.65rem 3.2rem var(--sih-timeline-color-card-active-shadow),
    0 0.4rem 1rem rgba(31, 31, 31, 0.08),
    0 0 0 1px var(--sih-timeline-color-dot-ring) inset;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0) 30%),
    linear-gradient(135deg, rgba(197, 90, 45, 0.08), rgba(255, 255, 255, 0) 45%),
    var(--sih-timeline-color-surface);
}

.sih-timeline__item.is-active .sih-timeline__dot {
  transform: scale(1.18);
  background: var(--sih-timeline-color-accent);
  box-shadow:
    0 0 0 2px rgba(31, 31, 31, 0.14),
    0 0 0 7px var(--sih-timeline-color-dot-ring),
    0 0 18px rgba(197, 90, 45, 0.22);
}

.sih-timeline__item.is-active .sih-timeline__title {
  color: #2d2d2d;
}

@keyframes sihTimelinePulse {
  0% {
    box-shadow:
      0 0 0 2px rgba(31, 31, 31, 0.14),
      0 0 0 7px var(--sih-timeline-color-dot-ring),
      0 0 18px rgba(197, 90, 45, 0.22);
  }
  50% {
    box-shadow:
      0 0 0 2px rgba(31, 31, 31, 0.16),
      0 0 0 10px rgba(197, 90, 45, 0.1),
      0 0 24px rgba(197, 90, 45, 0.3);
  }
  100% {
    box-shadow:
      0 0 0 2px rgba(31, 31, 31, 0.14),
      0 0 0 7px var(--sih-timeline-color-dot-ring),
      0 0 18px rgba(197, 90, 45, 0.22);
  }
}

.sih-timeline__item.is-active .sih-timeline__dot {
  animation: sihTimelinePulse 1.8s ease-in-out infinite;
}

.sih-timeline__item.is-active .sih-timeline__title::after {
  content: "Active";
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  background: rgba(197, 90, 45, 0.12);
  color: #b84c1f;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  vertical-align: middle;
}

@media (hover: hover) and (pointer: fine) {
  .sih-timeline__item:hover .sih-timeline__card,
  .sih-timeline__item:focus-within .sih-timeline__card {
    --sih-timeline-card-current-border: var(--sih-timeline-color-card-active-border);
    transform: translateY(-10px) scale(1.02);
    box-shadow:
      0 1.65rem 3.2rem var(--sih-timeline-color-card-active-shadow),
      0 0.4rem 1rem rgba(31, 31, 31, 0.08),
      0 0 0 1px rgba(197, 90, 45, 0.18) inset;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0) 30%),
      linear-gradient(135deg, rgba(197, 90, 45, 0.08), rgba(255, 255, 255, 0) 45%),
      var(--sih-timeline-color-surface);
  }

  .sih-timeline__item:hover .sih-timeline__dot,
  .sih-timeline__item:focus-within .sih-timeline__dot {
    transform: scale(1.18);
    background: var(--sih-timeline-color-accent);
    box-shadow:
      0 0 0 2px rgba(31, 31, 31, 0.14),
      0 0 0 7px var(--sih-timeline-color-dot-ring),
      0 0 18px rgba(197, 90, 45, 0.22);
  }

  .sih-timeline__item:hover .sih-timeline__title,
  .sih-timeline__item:focus-within .sih-timeline__title {
    color: #2d2d2d;
  }
}

@media (max-width: 1024px) {
  .sih-timeline {
    --sih-timeline-visible: 2;
  }

  .sih-timeline__track {
    grid-auto-columns: calc((100% - var(--sih-timeline-gap)) / 2);
  }
}

.sih-timeline__date {
  margin: 0 0 0.5rem;
  font-size: var(--sih-timeline-date-size);
  letter-spacing: 0.04em;
  color: var(--sih-timeline-color-muted);
  text-transform: uppercase;
}

.sih-timeline__title {
  margin: 0 0 0.5rem;
  font-size: var(--sih-timeline-title-size);
  line-height: 1.2;
}

.sih-timeline__content {
  font-size: var(--sih-timeline-body-size);
  line-height: var(--sih-timeline-body-line-height);
}

@media (max-width: 900px) {
  .sih-timeline__track {
    grid-auto-columns: calc((100% - var(--sih-timeline-gap)) / 2);
  }

  .sih-timeline__header {
    grid-template-columns: auto 1fr auto;
  }
}

@media (max-width: 640px) {
  .sih-timeline {
    --sih-timeline-visible: 1;
    --sih-timeline-gap: 0.75rem;
    --sih-timeline-track-pad-top: 0.9rem;
    --sih-timeline-track-pad-bottom: 1.25rem;
    --sih-timeline-rail-height: 2.5rem;
    --sih-timeline-nav-size: 2.5rem;
    --sih-timeline-number-font-size: clamp(2.8rem, 16vw, 4rem);
  }

  .sih-timeline__track-wrap {
    overflow: visible;
  }

  .sih-timeline__track {
    grid-auto-columns: 100%;
    padding: var(--sih-timeline-track-pad-top) 3rem var(--sih-timeline-track-pad-bottom);
    scroll-padding-inline: 3rem;
  }

  .sih-timeline__nav {
    width: 2.5rem;
    height: 2.5rem;
  }

  .sih-timeline__nav[data-direction="prev"] {
    left: 0.5rem;
  }

  .sih-timeline__nav[data-direction="next"] {
    right: 0.5rem;
  }
}