* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Montserrat", sans-serif;
  line-height: 1.6;
  color: #333;
  background: #f5f5f5;
}

.main {
  padding: 40px 0;
  display: flex;
  justify-content: center;
  width: 100%;
}

.container {
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}
.promo-container {
  min-height: 450px;
  width: 100%;
  max-width: 1312px;
  margin: 0 auto;
  border-radius: 20px;
  padding: 40px 20px 40px 40px;
  box-sizing: border-box;
  background: #fff;
}

.promo-header {
  margin-bottom: 61px;
  width: calc(100% - 659px);
}

.promo-title {
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: #464646;
  border-bottom: 1px solid rgba(70, 70, 70, 0.2);
  line-height: 1.4;
  padding-bottom: 20px;
}

.promo-dates {
  font-family: var(--font-family);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: #464646;
  padding-top: 20px;
}

.promo-image-container {
  float: right;
  max-width: 616px;
  margin-left: 20px;
  margin-bottom: 20px;
  width: 62%;
}

.promo-content-container {
  overflow: hidden;
}

.promo-text {
  margin-bottom: 20px;
}

.promo-description {
  font-family: var(--font-family);
  font-weight: 500;
  font-size: 15px;
  line-height: 150%;
  color: #464646;
  margin-bottom: 20px;
}

.promo-description-hidden {
  display: none;
}

.expand-btn {
  box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.05);
  background: #dadada;
  border-radius: 20px;
  cursor: pointer;
  padding: 6px 30px;
  width: 152px;
  height: 35px;
  border: none;
  font-family: var(--font-family);
  font-weight: 500;
  font-size: 15px;
  line-height: 150%;
  color: #464646;
}

.expand-btn:hover {
  box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.05);
  background: #dadada;
  border-radius: 20px;
  cursor: pointer;
  padding: 6px 30px;
  width: 152px;
  height: 35px;
}

.promo-image {
  width: 100%;
  height: 305px;
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 20px;
}

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

.promo-footer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-top: 11px;
  align-content: flex-start;
}

.pricing {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-top: 9px;
}

.old-price {
  box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.05);
  background: #dadada;
  opacity: 0.6;
  border-radius: 20px;
  padding: 6px 30px;
  min-width: 124px;
  height: 35px;
  position: relative;
  display: inline-block;
}
.old-price::after {
  content: "";
  position: absolute;
  top: 53%;
  left: 30px;
  right: 0;
  height: 1px;
  background: #464646;
  transform: rotate(11deg);
  transform-origin: center;
  width: calc(100% - 60px);
}
.new-price {
  box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.05);
  background: #8a0009;
  border-radius: 20px;
  padding: 6px 30px;
  min-width: 120px;
  height: 35px;
  font-family: var(--font-family);
  font-weight: 500;
  font-size: 15px;
  line-height: 150%;
  color: #fff;
}

.appointment-btn {
  border: 1px solid rgba(70, 70, 70, 0.6);
  border-radius: 8px;
  padding: 12px 20px;
  width: 298px;
  height: 44px;
  background: #fff;
  font-family: var(--font-family);
  font-weight: 500;
  font-size: 14px;
  line-height: 143%;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #464646;
  cursor: pointer;
}

.collapse-btn {
  border-radius: 20px;
  padding: 6px 30px;
  width: 135px;
  height: 35px;
  clear: both;
  box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.05);
  background: #dadada;
  border: none;
  font-family: var(--font-family);
  font-weight: 500;
  font-size: 15px;
  line-height: 150%;
  color: #464646;
  cursor: pointer;
}

.collapse-btn:hover {
  background: #e9ecef;
  color: #333;
}

/* Responsive Design */
@media (max-width: 1400px) {
  .promo-container {
    width: 100%;
  }
}
@media (max-width: 1100px) {
  .promo-header {
    margin-bottom: 61px;
    width: calc(40% - 40px);
  }
  .promo-image-container {
    float: right;
    max-width: 53%;
    margin-left: 20px;
    margin-bottom: 20px;
  }
  .promo-footer {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-top: 11px;
    align-content: flex-start;
  }
  .appointment-btn {
    width: auto;
  }
}
@media (max-width: 968px) {
  .promo-image-container {
    float: none;
    width: 100%;
    margin: 40px 0 20px 0;
    order: 2;
    max-width: 100%;
  }
  .promo-header {
    width: 100%;
    margin-bottom: 24px;
  }
  .expand-btn {
    order: 1;
    width: 100%;
  }
  .promo-text {
    order: 0;
    margin-bottom: 14px;
  }
  .promo-container {
    display: flex;
    flex-wrap: wrap;
  }
  .promo-image {
    width: 100%;
    height: calc(100vw / 2);
    margin-bottom: 10px;
  }

  .promo-title {
    font-size: 1.8rem;
  }

  .promo-footer {
    flex-direction: column;
    gap: 20px;
    align-items: stretch;
  }

  .pricing {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .promo-container {
    padding: 20px 12px;
  }
  .expand-btn {
    font-family: var(--font-family);
    font-weight: 500;
    font-size: 15px;
    line-height: 150%;
    color: #464646;
  }
  .pricing {
    margin-top: 0px;
  }
  .old-price {
    font-size: 15px;
  }
  .container {
    padding: 0px;
  }
  .promo-description {
    font-family: var(--font-family);
    font-weight: 500;
    font-size: 12px;
    line-height: 150%;
    color: #464646;
    margin-bottom: 10px;
  }
  .promo-title {
    font-family: var(--font-family);
    font-weight: 600;
    font-size: 20px;
    line-height: 140%;
    color: #464646;
  }

  .contact-info {
    padding: 10px 15px;
  }

  .phone {
    font-size: 16px;
  }
}