html {
  scroll-behavior: smooth;
}

.app-card {
  background: #ffffff;
  border: 1px solid #e6e1ef;
  box-shadow: 0 16px 40px rgba(46, 47, 58, 0.08);
}

.app-shell {
  background: #f7f4fb;
  border: 1px solid #e6e1ef;
  box-shadow: 0 20px 50px rgba(46, 47, 58, 0.12);
}

.soft-shadow {
  box-shadow: 0 12px 30px rgba(46, 47, 58, 0.1);
}

.dark .app-card {
  background: #1f2234;
  border-color: #2d3147;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.45);
}

.dark .app-shell {
  background: #1a1d2c;
  border-color: #2d3147;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.55);
}

.app-card,
.app-shell {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.app-card:hover,
.app-shell:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(46, 47, 58, 0.18);
}

.dark .app-card:hover,
.dark .app-shell:hover {
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.6);
}

.tab-button,
.filter-button,
.step-button {
  transition: all 0.2s ease;
}

.tab-button.is-active,
.filter-button.is-active,
.step-button.is-active {
  background: #4c5a8f;
  color: #ffffff;
  border-color: #4c5a8f;
}

.accordion-button.is-open {
  color: #4c5a8f;
}

.selectable-day.is-selected {
  background: #4c5a8f;
  color: #ffffff;
  border-color: #4c5a8f;
}

.transition-panel {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.transition-panel.is-active {
  opacity: 1;
  transform: translateY(0);
}

.transition-panel.is-exiting {
  opacity: 0;
  transform: translateY(-6px);
}

.accordion-panel {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
}

.accordion-panel.is-open {
  max-height: 220px;
  opacity: 1;
}
.tab-button,
.filter-button,
.step-button {
  transition: all 0.2s ease;
}

.tab-button.is-active,
.filter-button.is-active,
.step-button.is-active {
  background: #4c5a8f;
  color: #ffffff;
  border-color: #4c5a8f;
}

.accordion-button.is-open {
  color: #4c5a8f;
}

.selectable-day.is-selected {
  background: #4c5a8f;
  color: #ffffff;
  border-color: #4c5a8f;
}