body.course-modal-open {
  overflow: hidden;
}

.course-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99999;
  font-family: inherit;
}

.course-modal.is-open {
  display: block;
}

.course-modal__dim {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(3px);
}

.course-modal__panel {
  position: relative;
  width: min(1280px, calc(100% - 48px));
  max-height: calc(100vh - 56px);
  margin: 28px auto;
  padding: 48px 54px 28px;
  overflow-y: auto;
  background: #fff;
  border-radius: 22px;
  box-shadow: 0 28px 80px rgba(0, 24, 80, 0.34);
}

.course-modal__close {
  position: absolute;
  right: 22px;
  top: 18px;
  width: 50px;
  height: 50px;
  border: 0;
  border-radius: 50%;
  background: #fff;
  color: #111827;
  font-size: 42px;
  line-height: 46px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.13);
  cursor: pointer;
}

.course-modal__body {
  grid-template-columns: 1.35fr 0.85fr;
  gap: 54px;
}

.course-modal__video {
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 13px;
}

.course-modal__video iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.course-modal__info h3 {
  margin: 12px 0 18px;
  color: #071b3f;
  font-size: 31px;
  line-height: 1.3;
  letter-spacing: -0.04em;
}

.course-modal__info h3 span {
  display: block;
  font-weight: 800;
}

.course-modal__info h3 strong {
  display: block;
  margin-top: 2px;
  color: #0757d8;
  font-size: 50px;
  font-weight: 900;
}

.course-modal__info > p {
  margin: 0;
  color: #1f2d45;
  font-size: 19px;
  line-height: 1.65;
  letter-spacing: -0.03em;
}

.course-modal__summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 26px 0 28px;
  padding: 22px 0;
  border-top: 1px solid #dbe2ef;
  border-bottom: 1px solid #dbe2ef;
}

.course-modal__summary div {
  min-width: 0;
  color: #0757d8;
}

.course-modal__summary i {
  display: block;
  margin-bottom: 6px;
  font-style: normal;
  font-size: 24px;
}

.course-modal__summary b {
  display: block;
  color: #0757d8;
  font-size: 15px;
  font-weight: 800;
}

.course-modal__summary span {
  display: block;
  margin-top: 2px;
  color: #0f172a;
  font-size: 14px;
}

.course-modal__benefits {
  display: grid;
  gap: 17px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.course-modal__benefits li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: start;
}

.course-modal__benefits i {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 29px;
  height: 29px;
  border: 2px solid #0757d8;
  border-radius: 50%;
  color: #0757d8;
  font-style: normal;
  font-weight: 800;
  font-size: 15px;
}

.course-modal__benefits b {
  display: block;
  color: #0757d8;
  font-size: 17px;
  font-weight: 900;
}

.course-modal__benefits span {
  display: block;
  margin-top: 3px;
  color: #596579;
  font-size: 14px;
  line-height: 1.45;
}

.course-modal__price {
  display: none;
  grid-template-columns: 250px 1fr 224px;
  align-items: center;
  gap: 28px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid #dbe2ef;
}

.course-modal__price-main {
  position: relative;
}

.course-modal__price-main span {
  display: block;
  margin-bottom: 5px;
  color: #071b3f;
  font-size: 15px;
  font-weight: 800;
}

.course-modal__price-main strong {
  color: #0757d8;
  font-size: 32px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.course-modal__price-main em {
  display: inline-block;
  margin-left: 8px;
  padding: 7px 15px;
  border-radius: 999px;
  background: #1264ee;
  color: #fff;
  font-style: normal;
  font-size: 14px;
  font-weight: 800;
}

.course-modal__price-main del {
  display: block;
  margin-top: 5px;
  color: #9aa3b2;
  font-size: 18px;
  font-weight: 700;
}

.course-modal__price p {
  margin: 0;
  color: #172033;
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: -0.03em;
}

.course-modal__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  height: 58px;
  border-radius: 9px;
  background: #0757d8;
  color: #fff;
  font-size: 17px;
  font-weight: 900;
  text-decoration: none;
  box-shadow: 0 8px 18px rgba(7, 87, 216, 0.22);
}

.course-modal__other {
  margin-top: 38px;
}

.course-modal__other h4 {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 0 0 24px;
  color: #071b3f;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.course-modal__other h4::after {
  content: "";
  flex: 1;
  height: 1px;
  background: #dbe2ef;
}

.course-modal__list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.course-modal__item {
  overflow: hidden;
  padding: 0 0 18px;
  border: 1px solid #dbe2ef;
  border-radius: 10px;
  background: #fff;
  text-align: left;
  cursor: pointer;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.course-modal__item:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

.course-modal__item.is-active {
  border: 2px solid #0757d8;
  box-shadow: 0 8px 22px rgba(7, 87, 216, 0.15);
}

.course-modal__thumb {
  display: block;
  overflow: hidden;
  height: 136px;
  background: #edf2f7;
}

.course-modal__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-modal__item b {
  display: block;
  padding: 15px 17px 4px;
  color: #071b3f;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.course-modal__item em {
  display: block;
  padding: 0 17px;
  color: #334155;
  font-style: normal;
  font-size: 15px;
  line-height: 1.5;
  letter-spacing: -0.03em;
}

.course-modal__notice {
  display: none;
  margin: 24px 0 0;
  color: #6b7280;
  font-size: 14px;
  letter-spacing: -0.02em;
}

.course-card .course-video-thumb{
  position:relative;
  overflow:hidden;
  cursor:pointer;
}

.course-card .course-video-thumb::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:48%;
  background:linear-gradient(to top, rgba(0,0,0,.55), rgba(0,0,0,0));
  z-index:1;
  pointer-events:none;
}

.course-card .course-play-btn{
  position:absolute;
  left:50%;
  top:50%;
  width:40px;
  height:40px;
  transform:translate(-50%,-50%);
  border-radius:50%;
  background:rgba(0,0,0,.55);
  z-index:2;
}

.course-card .course-play-btn::before{
  content:"";
  position:absolute;
  left:15px;
  top:13px;
  width:0;
  height:0;
  border-left:14px solid #fff;
  border-top:7px solid transparent;
  border-bottom:7px solid transparent;
}



@media (max-width: 1180px) {
  .course-modal__panel {
    padding: 42px 34px 28px;
  }

  .course-modal__body {
    gap: 34px;
  }

  .course-modal__price {
    grid-template-columns: 1fr;
    padding:2%;
  }
}

@media (max-width: 960px) {
  .course-modal__body {
    grid-template-columns: 1fr;
  }

  .course-modal__info {
    order: -1;
  }

  .course-modal__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .course-modal__panel {
    width: calc(100% - 20px);
    max-height: calc(100vh - 20px);
    margin: 10px auto;
    padding: 0;
    border-radius: 16px;
  }

  .course-modal__close {
    right: 14px;
    top: 12px;
    width: 42px;
    height: 42px;
    font-size: 34px;
    line-height: 38px;
  }

  .course-modal__info h3 {
    font-size: 24px;
  }

  .course-modal__info h3 strong {
    font-size: 38px;
  }

  .course-modal__summary,
  .course-modal__list {
    grid-template-columns: 1fr;
  }

  .course-modal__price-main strong {
    font-size: 28px;
  }
}