/* ───────────────────────────────────────────
   Exercise page – exercise.css
   ─────────────────────────────────────────── */

/* ── Hero ── */
.exercise-hero {
  background: linear-gradient(180deg, #b4ccfc 0%, transparent 100%);
  padding: 200px 0 100px;
  text-align: center;
}

.exercise-hero__title {
  font-size: 55px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: -1.65px;
  margin: 0 0 20px;
}

.exercise-hero__subtitle {
  font-size: 16px;
  color: var(--muted);
  max-width: 563px;
  margin: 0 auto;
  line-height: 1.5;
  letter-spacing: -0.32px;
}

/* ── Scroll icon ── */
.exercise-scroll-icon {
  display: flex;
  justify-content: center;
  padding: 16px 0 48px;
}

.exercise-scroll-icon img {
  width: 32px;
  height: 58px;
  opacity: 0.7;
}

/* ── Filter tabs ── */
.exercise-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 0 0 64px;
}

.exercise-filter {
  padding: 14px 24px;
  border-radius: 62px;
  border: none;
  background: none;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  color: var(--muted);
  line-height: 20px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.exercise-filter.is-active {
  background: #d1e6ff;
  color: var(--blue);
  font-weight: 700;
}

.exercise-filter:hover:not(.is-active) {
  background: rgba(0, 0, 0, 0.04);
}

/* ── Video cards ── */
.exercise-videos {
  padding: 0 0 64px;
}

.exercise-list {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.exercise-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

.exercise-card__video {
  width: 570px;
  flex-shrink: 0;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 570 / 318;
  background: #000;
}

.exercise-card__video iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.exercise-card__body {
  display: flex;
  flex-direction: column;
  gap: 32px;
  flex: 1;
  min-width: 0;
}

.exercise-card__info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.exercise-card__meta {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.32;
  letter-spacing: -0.28px;
}

.exercise-card__title {
  font-size: 40px;
  font-weight: 600;
  color: var(--ink);
  line-height: normal;
  letter-spacing: -1.2px;
  margin: 0;
}

.exercise-card__desc {
  font-size: 20px;
  color: var(--ink);
  line-height: 1.32;
  letter-spacing: -0.4px;
  margin: 0;
}

.exercise-card__link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  color: var(--ink);
  text-decoration: none;
}

.exercise-card__link:hover {
  color: var(--blue);
}

.exercise-card__link img {
  width: 20px;
  height: 20px;
}

/* ── Responsive ── */
@media (max-width: 1100px) {
  .exercise-card {
    gap: 32px;
  }

  .exercise-card__video {
    width: 420px;
    aspect-ratio: 420 / 235;
  }

  .exercise-card__title {
    font-size: 30px;
    letter-spacing: -0.9px;
  }

  .exercise-card__desc {
    font-size: 18px;
  }
}

@media (max-width: 780px) {
  .exercise-hero {
    padding: 140px 0 60px;
  }

  .exercise-hero__title {
    font-size: 36px;
    letter-spacing: -1.08px;
  }

  .exercise-hero__subtitle {
    font-size: 16px;
    max-width: none;
  }

  .exercise-scroll-icon {
    padding: 12px 0 32px;
  }

  .exercise-filters {
    gap: 8px;
    padding: 0 0 32px;
  }

  .exercise-filter {
    font-size: 14px;
    padding: 10px 18px;
  }

  .exercise-videos {
    padding: 0 0 32px;
  }

  .exercise-list {
    gap: 56px;
  }

  .exercise-card {
    flex-direction: column;
    gap: 24px;
    padding: 0 12px;
  }

  .exercise-card__video {
    width: 100%;
    aspect-ratio: 16 / 9;
  }

  .exercise-card__body {
    gap: 20px;
  }

  .exercise-card__info {
    gap: 12px;
  }

  .exercise-card__title {
    font-size: 24px;
    letter-spacing: -0.72px;
  }

  .exercise-card__desc {
    font-size: 16px;
    letter-spacing: -0.16px;
  }

  .exercise-card__link {
    font-size: 18px;
  }
}