.wollas-video-head,
.wollas-video-lanes {
  width: min(100%, 960px);
  margin-inline: auto;
}

.wollas-video-head {
  margin-bottom: 1.4rem;
}

.wollas-video-head p {
  margin: 0;
  color: #2563eb;
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.wollas-video-head h3 {
  margin: .5rem 0 0;
  color: #111827;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 850;
  letter-spacing: -.025em;
  line-height: 1.16;
}

.wollas-video-head > span {
  display: block;
  max-width: 720px;
  margin-top: .65rem;
  color: #4b5563;
  font-size: .92rem;
  line-height: 1.6;
}

.wollas-video-lanes {
  border-top: 1px solid #dfe5ed;
}

.wollas-video-lane {
  --video-accent: #397779;
  --video-soft: #eff8f7;
  --video-link: #316b6d;
  border-bottom: 1px solid #dfe5ed;
  border-left: 3px solid var(--video-accent);
  background: #ffffff;
}

.wollas-video-lane--symmetry {
  --video-accent: #6755a5;
  --video-soft: #f6f3ff;
  --video-link: #5a4993;
}

.wollas-video-lane--height {
  --video-accent: #c75a3a;
  --video-soft: #fff4ef;
  --video-link: #9d422b;
}

.wollas-video-lane--posture {
  --video-accent: #397779;
  --video-soft: #eff8f7;
  --video-link: #316b6d;
}

.wollas-video-lane__head {
  display: grid;
  grid-template-columns: minmax(150px, .34fr) minmax(0, 1fr);
  gap: 1.25rem;
  align-items: baseline;
  padding: 1.1rem 1.15rem .95rem;
}

.wollas-video-lane__head h4,
.wollas-video-lane__head p {
  margin: 0;
}

.wollas-video-lane__head h4 {
  color: var(--video-link);
  font-size: .98rem;
  font-weight: 850;
  letter-spacing: -.012em;
}

.wollas-video-lane__head p {
  color: #5b6472;
  font-size: .82rem;
  line-height: 1.55;
}

.wollas-video-list {
  border-top: 1px solid #edf0f4;
}

.wollas-video-row {
  margin: 0;
  border-bottom: 1px solid #edf0f4;
  background: #ffffff;
}

.wollas-video-row:last-child {
  border-bottom: 0;
}

.wollas-video-row[open] {
  background: var(--video-soft);
}

.wollas-video-toggle {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  min-height: 76px;
  padding: .9rem 1.1rem;
  cursor: pointer;
  list-style: none;
}

.wollas-video-toggle::-webkit-details-marker {
  display: none;
}

.wollas-video-toggle::marker {
  content: "";
}

.wollas-video-index {
  color: #9aa3af;
  font-size: .7rem;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  letter-spacing: .08em;
}

.wollas-video-copy {
  display: block;
  min-width: 0;
}

.wollas-video-copy strong,
.wollas-video-copy > span {
  display: block;
}

.wollas-video-copy strong {
  color: var(--video-link);
  font-size: .96rem;
  font-weight: 850;
  letter-spacing: -.012em;
  line-height: 1.3;
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--video-accent) 40%, transparent);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.wollas-video-copy > span {
  max-width: 680px;
  margin-top: .32rem;
  color: #5d6674;
  font-size: .8rem;
  line-height: 1.5;
}

.wollas-video-action {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  color: var(--video-link);
  font-size: .75rem;
  font-weight: 850;
  white-space: nowrap;
}

.wollas-video-action__open {
  display: none;
}

.wollas-video-action svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  transition: transform .18s ease;
}

.wollas-video-row[open] .wollas-video-action__closed {
  display: none;
}

.wollas-video-row[open] .wollas-video-action__open {
  display: inline;
}

.wollas-video-row[open] .wollas-video-action svg {
  transform: rotate(90deg);
}

.wollas-video-panel {
  padding: 0 1.1rem 1.1rem 4.25rem;
}

.wollas-video-player {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 14px;
  background: #020617;
  box-shadow: 0 14px 34px rgba(15, 23, 42, .16);
}

.wollas-video-player:empty {
  display: none;
}

.wollas-video-player iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.wollas-video-player__footer {
  display: flex;
  justify-content: flex-end;
  gap: .4rem;
  margin-top: .65rem;
  color: #6b7280;
  font-size: .76rem;
  line-height: 1.45;
}

.wollas-video-player__footer a {
  color: var(--video-link);
  font-weight: 850;
  text-underline-offset: 3px;
}

.wollas-video-toggle:focus-visible,
.wollas-video-player__footer a:focus-visible {
  outline: 3px solid rgba(37, 99, 235, .42);
  outline-offset: -3px;
}

@media (hover: hover) {
  .wollas-video-toggle:hover {
    background: var(--video-soft);
  }

  .wollas-video-toggle:hover .wollas-video-copy strong {
    text-decoration-color: var(--video-accent);
  }
}

@media (max-width: 720px) {
  .wollas-video-lane__head {
    grid-template-columns: 1fr;
    gap: .35rem;
    padding: 1rem .95rem .85rem;
  }

  .wollas-video-toggle {
    grid-template-columns: 28px minmax(0, 1fr) auto;
    gap: .7rem;
    min-height: 72px;
    padding: .82rem .9rem;
  }

  .wollas-video-panel {
    padding: 0 .9rem .95rem 3.45rem;
  }
}

@media (max-width: 520px) {
  .wollas-video-head {
    margin-bottom: 1.15rem;
  }

  .wollas-video-head h3 {
    font-size: 1.45rem;
  }

  .wollas-video-head > span {
    font-size: .86rem;
  }

  .wollas-video-toggle {
    grid-template-columns: 24px minmax(0, 1fr) 20px;
    gap: .55rem;
    padding: .78rem .75rem;
  }

  .wollas-video-action > span {
    display: none !important;
  }

  .wollas-video-copy > span {
    font-size: .76rem;
  }

  .wollas-video-panel {
    padding: 0 .75rem .85rem 2.95rem;
  }

  .wollas-video-player {
    border-radius: 10px;
  }

  .wollas-video-player__footer {
    align-items: flex-end;
    flex-direction: column;
    gap: .15rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .wollas-video-action svg {
    transition: none;
  }
}

@media print {
  .wollas-video-panel,
  .wollas-video-action {
    display: none !important;
  }
}