.video-page {
  color: #1f3656;
  font-size: 18px;
}

.video-page p {
  margin: 0;
}

.video-inner {
  width: 1280px;
  max-width: 90%;
}

.video-narrow {
  width: 920px;
  max-width: 90%;
  margin: 0 auto;
}

.video-mv {
  position: relative;
  height: 800px;
  overflow: hidden;
}

.video-mv__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right bottom;
}

.video-mv__inner {
  position: absolute;
  inset: 0;
}

.video-mv__content {
  position: absolute;
  top: 48%;
  left: 0;
  transform: translateY(-50%);
}

.video-mv__en {
  color: #4f8fd4;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.5;
}

.video-mv__title {
  margin: 8px 0 0;
  color: #1f3656;
  font-size: 56px;
  font-weight: 500;
  line-height: 1.4;
}

.video-mv__line {
  display: block;
  width: 252px;
  height: 2px;
  margin-top: 28px;
  background: #4f8fd4;
}

.video-intro {
  padding: 120px 0;
  background: #f0f8fc;
}

.video-intro h2 {
  margin: 0 0 56px;
  color: #4f8fd4;
  font-size: 26px;
  font-weight: 700;
  line-height: 1.7;
  text-align: center;
}

.video-intro p {
  line-height: 1.9;
}

.video-intro p + p {
  margin-top: 30px;
}

.video-channel-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  width: 360px;
  max-width: 100%;
  min-height: 72px;
  margin: 70px auto 0;
  padding: 14px 30px;
  color: #2c2c2c;
  background: #fff;
  border: 1px solid #e4e4e4;
  border-radius: 16px;
  box-shadow: 0 5px 14px rgba(31, 54, 86, 0.12);
  font-size: 20px;
  font-weight: 700;
}

.video-channel-button img {
  width: 42px;
  height: auto;
}

.video-category-nav {
  display: flex;
  justify-content: center;
  gap: 72px;
  width: 920px;
  max-width: 90%;
  margin: 0 auto;
  padding-top: 74px;
}

.video-category-nav a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 190px;
  min-height: 44px;
  padding: 5px 20px;
  background: #fff;
  border: 2px solid #878ccf;
  border-radius: 24px;
  color: #6167B8;
  font-size: 16px;
  font-weight: 700;
}

.video-category-nav a:nth-child(2) {
  border-color: #f2a35b;
  color: #dd8638;
}

.video-category-nav a:nth-child(3) {
  border-color: #83b6e8;
  color: #4f8fd4;
}

.video-section {
  scroll-margin-top: 120px;
  padding: 90px 0 120px;
}

.video-section--cataract {
  padding-top: 58px;
}

.video-section--pediatric {
  background-image: var(--video-pediatric-bg);
  background-repeat: repeat;
  background-position: center top;
  background-size: 768px auto;
}

.video-section--other {
  background: #f5faff;
}

.video-heading p {
  color: #878ccf;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}

.video-heading h2 {
  position: relative;
  display: inline-block;
  margin: 4px 0 0;
  padding-bottom: 24px;
  color: #1f3656;
  font-size: 40px;
  font-weight: 700;
  line-height: 1.5;
}

.video-heading h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 252px;
  height: 2px;
  background: #878ccf;
}

.video-heading--orange p
{
  color: #EFC486;
}
.video-heading--orange h2 {
	color: #70483D;
}

.video-heading--orange h2::after {
  background: #EFC486;
}

.video-heading--light-blue p {
  color: #a6cdf0;
}

.video-heading--light-blue h2 {
  color: #555;
}

.video-heading--light-blue h2::after {
  background: #9cc8ed;
}

.video-grid {
  display: grid;
  margin-top: 74px;
}

.video-grid--two {
  grid-template-columns: repeat(2, minmax(0, 440px));
  gap: 70px;
}

.video-grid--four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 44px;
}

.video-card {
  min-width: 0;
}

.video-card__frame {
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #d9d9d9;
  border-radius: 20px;
}

.video-card__frame iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-card h3 {
  margin: 22px 0 0;
  color: #2c2c2c;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.7;
  text-align: center;
}

@media screen and (min-width: 768px) and (max-width: 1024px) {
  .video-page {
    font-size: 17px;
  }

  .video-mv {
    height: 600px;
  }

  .video-mv__title {
    font-size: 46px;
  }

  .video-mv__en {
    font-size: 22px;
  }

  .video-intro,
  .video-section {
    padding-top: 80px;
    padding-bottom: 80px;
  }

  .video-section--cataract {
    padding-top: 50px;
  }

  .video-category-nav {
    gap: 30px;
    padding-top: 56px;
  }

  .video-heading h2 {
    font-size: 34px;
  }

  .video-grid--two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px;
  }

  .video-grid--four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 54px 40px;
  }
}

@media screen and (max-width: 767px) {
  .video-page {
    font-size: 16px;
  }

  .video-inner,
  .video-narrow {
    width: 100%;
    max-width: none;
    padding-right: 20px;
    padding-left: 20px;
  }

  .video-mv {
    height: 500px;
  }

  .video-mv__image {
    object-position: 86% bottom;
  }

  .video-mv__content {
    top: auto;
    bottom: 54px;
    left: 0px;
    transform: none;
	  background-color: #ffffffb5;
	  padding: 10px 20px;
  }

  .video-mv__en {
    font-size: 16px;
  }

  .video-mv__title {
    margin-top: 4px;
    font-size: 34px;
  }

  .video-mv__line {
    width: 150px;
    margin-top: 18px;
  }

  .video-intro,
  .video-section {
    padding-top: 80px;
    padding-bottom: 80px;
  }

  .video-intro h2 {
    margin-bottom: 40px;
    font-size: 22px;
    text-align: left;
  }

  .video-intro p + p {
    margin-top: 24px;
  }

  .video-channel-button {
    width: 280px;
    min-height: 60px;
    margin-top: 48px;
    padding: 12px 20px;
    font-size: 17px;
  }

  .video-channel-button img {
    width: 34px;
  }

  .video-category-nav {
    flex-wrap: wrap;
    gap: 12px;
    max-width: none;
    padding: 48px 20px 0;
	  width: 300px;
	  flex-direction: column;
  }

  .video-category-nav a {
    width: auto;
    min-width: 130px;
    min-height: 40px;
    padding: 5px 16px;
    font-size: 14px;
  }

  .video-section--cataract {
    padding-top: 48px;
  }

  .video-heading p {
    font-size: 14px;
  }

  .video-heading h2 {
    padding-bottom: 18px;
    font-size: 30px;
  }

  .video-heading h2::after {
    width: 160px;
  }

  .video-grid,
  .video-grid--two,
  .video-grid--four {
    grid-template-columns: 1fr;
    gap: 48px;
    margin-top: 48px;
  }

  .video-card h3 {
    margin-top: 16px;
    font-size: 16px;
  }
}

@media screen and (max-width: 374px) {
  .video-inner,
  .video-narrow {
    padding-right: 16px;
    padding-left: 16px;
  }

  .video-mv__content {
    left: 16px;
  }

  .video-mv__title {
    font-size: 31px;
  }

  .video-category-nav {
    padding-right: 16px;
    padding-left: 16px;
  }

  .video-category-nav a {
    min-width: 118px;
  }
}