.sections-wrapper {
  flex: 1;
  min-width: 0;
  height: 100vh;
  display: flex;
  flex-direction: row;
  overflow: hidden;
}

.section {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: row;
  overflow: hidden;
  cursor: pointer;
  background: var(--bg-section);
  z-index: 1;
}

.section[data-index="2"] {
  z-index: 2;
  box-shadow: -5px 0 14px rgba(0,0,0,0.07);
}

.section[data-index="3"] {
  z-index: 3;
  box-shadow: -5px 0 14px rgba(0,0,0,0.07);
}

.section.is-active {
  cursor: default;
  background: var(--bg-open);
}

.section.is-collapsed {
  cursor: pointer;
}

.section-content {
  flex: 1;
  min-width: 0;
  height: 100%;
  overflow: hidden;
}

.section.is-collapsed .section-content--placeholder {
  opacity: 0;
  pointer-events: none;
}

.section-content--placeholder {
  transition: opacity 0.25s ease;
}

.section-content--placeholder {
  background: var(--bg-section);
}

.section-mark {
  flex: 0 0 var(--mark-width);
  width: var(--mark-width);
  min-width: var(--mark-width);
  height: 200px;
  align-self: center;

  background: var(--white);
  border-radius: 7px 0 0 7px;

  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;

  position: relative;
  z-index: 2;

  pointer-events: none;
  cursor: pointer;
}

.section.is-collapsed .section-mark,
.section:not(.is-active) .section-mark {
  pointer-events: auto;
}

.section:not(.is-active) .section-mark:hover {
  animation: mark-bump 0.3s ease;
}

@keyframes mark-bump {
  0%   { transform: translateX(0); }
  30%  { transform: translateX(-3px); }
  100% { transform: translateX(0); }
}

.mark-ic-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
}

.mark-oval {
  width: 26px;
  height: 50px;
  border: 2px solid var(--text);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mark-ic-text {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  line-height: 1;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  letter-spacing: -0.02em;
}

.mark-num {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  line-height: 1;
}

.mark-name-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.mark-badge {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 700;
  writing-mode: horizontal-tb;
  transform: none;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  flex-shrink: 0;
}

.mark-label {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.mobile-info-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--infobar-h);
  background: var(--white);
  padding: 12px 16px;
  flex-direction: row;
  align-items: center;
  gap: 16px;
  z-index: 20;
  border-top: 1px solid var(--border-light);
}

.mobile-logos {
  display: flex;
  flex-shrink: 0;
}

.mobile-info-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-about {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

.mobile-clock-group {
  display: flex;
  align-items: center;
  gap: 4px;
}