/* CSS */
.pro-upgrade {
  text-align: center;
  padding: 50px 20px;
  background: #fff;
  margin-top: 100px;
}

.pro-upgrade .title {
  font-size: 32px;
  font-weight: 800;
  color: #0d2c66;
  line-height: 1.5;
  margin-bottom: 20px;
}

.pro-upgrade .refund {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 18px;
  margin-bottom: 40px;
}

.pro-upgrade .course-boxes img {
  margin: auto 5%;
  padding: 0px 11%;
}

.refund-text {
  color: #0d2c66;
  font-weight: bold;
  /* text-transform: uppercase; */
  margin-left: 5px;
}

.refund img {
  width: 35px;
  vertical-align: middle;
}

.pro-upgrade .refund .highlight {
  background: #007bff;
  color: #fff;
  font-weight: bold;
  padding: 4px 10px;
  border-radius: 6px;
  margin: 0 8px;
  font-size: 18px;
}

.pro-upgrade .course-boxes {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 25px;
}

.pro-upgrade .course-item {
  width: 200px;
  text-align: center;
}

.pro-upgrade .course-item img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  margin-bottom: 12px;
}

.pro-upgrade .course-item p {
  font-size: 16px;
  font-weight: bold;
  color: #0d2c66;
}







.pro-benefits {
  background: #0d2c66;
  padding: 60px 20px;
}

.section-title {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 40px;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
}

.benefit-box {
  background: #fff;
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
}

.benefit-box img {
  max-width: 100%;
  margin-bottom: 15px;
  border-radius: 10px;
  height: 200px;
}

.benefit-box h3 {
  color: #d62828;
  /* đỏ nổi bật */
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.benefit-box ul {
  margin: 0 0 12px 18px;
  padding: 0;
  color: #333;
  font-size: 13px;
  line-height: 1.6;
}

.benefit-box ul li {
  margin-bottom: 6px;
}

.benefit-box p {
  font-size: 13px;
  color: black;
  line-height: 1.6;
  font-weight: bold;
}

.mui-ten {
  width: 20px;
  margin-right: 5px;
  vertical-align: middle;
  margin-bottom: 0px !important;
  height: auto !important;
}




.main-title {
  text-align: center;
  font-weight: bold;
  font-size: 32px;
  color: #233c58;
  margin-bottom: 40px;
  letter-spacing: 1px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px 24px;
}

.card {
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 4px 24px 0 rgba(34, 60, 88, 0.07);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  min-height: 420px;
  overflow: hidden;
  transition: box-shadow .2s;
}

.card:hover {
  box-shadow: 0 8px 28px 0 rgba(34, 60, 88, 0.18);
}

.value-getted {
  background: #ffff;

  padding:40px 20px;
}

.btn-value-getted {
  background: #2379ab;
  color: #ffff;
  padding: 5px;
  display: block;
  border-radius: 29px;
}

.card-img {
  height: auto;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  margin-top: 18px;
  margin-bottom: 10px;
    padding: 0 15px;
}

.img-1 {
  background-image: url('images/ytnd.png');
}

.img-2 {
  background-image: url('images/knqv.png');
}

.img-3 {
  background-image: url('images/dcsv.png');
}

.img-4 {
  background-image: url('images/xdkdt.png');
}

.img-5 {
  background-image: url('images/xdtm.png');
}

.img-6 {
  background-image: url('images/udai.png');
}

.card-content {
  flex: 1;
  padding: 0 26px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.card-title {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 12px;
  color: #e63946;
}

.red {
  color: #e63946;
}

.card-content ul {
  margin: 0 0 0 18px;
  padding: 0;
  font-size: 16px;
  color: black;
}

.card-content li {
  margin-bottom: 7px;
}

.card-footer {
  text-align: right;
  padding: 12px 26px;
  font-weight: bold;
  font-size: 18px;
  color: #233c58;
  border-bottom-left-radius: 20px;
  border-bottom-right-radius: 20px;
  margin-top: auto;
  text-align: center;
}



/* Section BONUS ĐẶC QUYỀN */
.bonus-section {
  padding: 30px 20px;
  background: #f2f2f2;
}

.bonus-title {
  text-align: center;
  font-weight: bold;
  font-size: 32px;
  color: #233c58;
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.bonus-subtitle {
  text-align: center;
  color: #233c58;
  font-size: 27px;
  font-weight: 500;
  margin-bottom: 40px;
  font-family: 'Montserrat', Arial, sans-serif;
}

.bonus-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px 24px;
}

.bonus-card {
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 4px 24px 0 rgba(34, 60, 88, 0.07);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  min-height: 310px;
  overflow: hidden;
  transition: box-shadow .2s;
  padding: 15px;
}

.bonus-card:hover {
  box-shadow: 0 8px 28px 0 rgba(34, 60, 88, 0.18);
}

.bonus-card-image {
  height: auto;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  margin-top: 18px;
  margin-bottom: 10px;
}

.bonus-img-1 {
  background-image: url('images/preset.png');
}

.bonus-img-2 {
  background-image: url('images/tainnguyen.png');
}

.bonus-img-3 {
  background-image: url('images/feedback.png');
}

.bonus-img-4 {
  background-image: url('images/workshop.png');
}

.bonus-img-5 {
  background-image: url('images/group.png');
}

.bonus-img-6 {
  background-image: url('images/capnhat.png');
}

.bonus-card-content {
  flex: 1;
  padding: 0 16px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.bonus-card-title {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 12px;
  color: #e63946 !important;
}

.bonus-card-content ul {
  margin: 0 0 0 18px;
  padding: 0;
  font-size: 16px;
  color: #233c58;
}

.bonus-card-content li {
  margin-bottom: 7px;
}

.bonus-card-footer {
  background: #eaf1f8;
  text-align: right;
  padding: 12px 2px;
  font-weight: bold;
  font-size: 18px;
  color: #fff;
  border-bottom-left-radius: 20px;
  border-bottom-right-radius: 20px;
  margin-top: auto;
  text-align: center;
  background: #2379ab;
}

.bonus-card-footer del {
  color: #8e9bb7;
}


/* Section GIÁ TRỊ TỔNG */
.total-value-section {
  background: #2f5e87;
  color: #fff;
  padding: 40px 20px;
  font-family: 'Montserrat', Arial, sans-serif;
}

.total-value-title {
  text-align: center;
  font-size: 32px;
  font-weight: bold;
  letter-spacing: 1px;
  margin-bottom: 24px;
  line-height: 1.3;
}

.total-value-image {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 24px;
}

.total-value-image img {
  max-width: 700px;
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 4px 24px 0 rgba(34, 60, 88, 0.18);
  background: #2f5e88;
}

.total-value-program-title {
  text-align: center;
  font-size: 30px;
  font-weight: bold;
  margin: 24px 0 14px 0;
  letter-spacing: 1px;
  color: #fff;
  text-shadow: 0 2px 9px #1b2e47;
}

.total-value-list {
  max-width: 540px;
  margin: 0 auto 18px auto;
  padding: 0;
  list-style: none;
  font-size: 19px;
}

.total-value-list li {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
  font-family: 'Montserrat', Arial, sans-serif;
  color: #ffff;
}

.dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  background: #1fd1ff;
  border-radius: 50%;
  margin-right: 12px;
  flex-shrink: 0;
  margin-left: 2px;
}

.dots {
  flex: 1;
  border-bottom: 1px dotted #b0eaff;
  margin: 0 9px;
  height: 1px;
  min-width: 26px;
  display: inline-block;
  vertical-align: middle;
}

.total-value-list li:last-child {
  margin-bottom: 0;
}

.total-value-final {
  max-width: 540px;
  margin: 0 auto;
  font-size: 22px;
  font-weight: bold;
  color: #ffff;
  text-align: left;
  padding-top: 18px;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
}

.arrow {
  font-size: 28px;
  color: #1fd1ff;
  margin-right: 8px;
}

.value-highlight {
  color: #fff;
  background: linear-gradient(38deg, #1fd1ff, #9df1ff, #b90808 95%);
  font-weight: bold;
  padding: 0 19px;
  border-radius: 6px;
  margin-left: 10px;
}

/* Section ƯU ĐÃI ĐẶC BIỆT */
.pre-sale-section {
  background: #f8fafc;
  padding: 40px 20px;
  font-family: 'Montserrat', Arial, sans-serif;
  border-radius: 18px;
  margin: 0 auto 0 auto;
  box-sizing: border-box;
  box-sizing: border-box;
  margin-top: -16px;
}

.pre-sale-title {
  text-align: center;
  font-size: 38px;
  font-weight: bold;
  color: #233c58;
  margin-bottom: 30px;
  letter-spacing: 1px;
}

.pre-sale-benefits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 44px;
  margin-bottom: 34px;
}

.pre-sale-benefit {
  background: #ffff;
  border-radius: 17px;
  box-shadow: 0 4px 18px 0 rgba(34, 60, 88, 0.08);
  padding: 18px 22px 15px 18px;
  display: flex;
  gap: 13px;
  min-height: 123px;
  align-items: center;
}

.pre-sale-icon {
  width: 63px;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  flex-shrink: 0;
}

.icon-sale {
  background-image: url('images/icon-sale.png');
}

.icon-onetime {
  background-image: url('images/icon-onetime.png');
}

.icon-nofee {
  background-image: url('images/icon-nofee.png');
}

.icon-update {
  background-image: url('images/icon-update.png');
}

.pre-sale-benefit-content {
  flex: 1;
}

.pre-sale-benefit-title {
  color: #233c58;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 8px;
}

.pre-sale-benefit-desc {
  color: #233c58;
  font-size: 15px;
  line-height: 1.5;
}

.pre-sale-offer {
  background: #ffff;
  border-radius: 17px;
  box-shadow: 0 4px 18px 0 rgba(34, 60, 88, 0.09);
  padding: 28px 28px 20px 28px;
  margin-top: 38px;
  margin-bottom: 0;
  position: relative;
}

.pre-sale-offer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 13px;
}

.pre-sale-offer-title {
  font-size: 38px;
  font-weight: bold;
  color: #233c58;
}

.pre-sale-offer-tag {
  display: inline-block;
  width: 36px;
  height: 36px;
  background-image: url('images/icon-discount.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.pre-sale-offer-desc {
  color: #233c58;
  font-size: 19px;
  margin-bottom: 14px;
  font-weight: bold;
}

.pre-sale-offer-pricing {
  display: flex;
  align-items: flex-end;
  gap: 35px;
  margin-bottom: 10px;
  flex-wrap: wrap;
  justify-content: space-evenly;
}

.pre-sale-price-old {
  font-size: 18px;
  color: #aeb6c3;
  font-weight: bold;
  text-decoration: none;
  margin-right: 4px;
}

.pre-sale-price-old del {
  color: #aeb6c3;
  font-size: 18px;
}

.pre-sale-price-new {
  font-size: 54px;
  font-weight: bold;
  color: #233c58;
  letter-spacing: 1px;
  margin-right: 6px;
  text-align: center;
}

.pre-sale-currency {
  font-size: 22px;
  font-weight: bold;
  color: #233c58;
  margin-left: 3px;
  vertical-align: super;
}

.pre-sale-saved {
  font-size: 16px;
  color: #189cff;
  font-weight: bold;
}

.pre-sale-saved-amount {
  color: #189cff;
  font-weight: bold;
}

.pre-sale-offer-benefits {
  margin-top: 12px;
  margin-bottom: 18px;
}

.pre-sale-offer-benefit {
  color: #2ab600;
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 7px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: bold;
}

.pre-sale-check {
  color: #2ab600;
  font-size: 19px;
  font-weight: bold;
  margin-right: 5px;
}

.pre-sale-offer-action {
  margin-top: 7px;
  display: flex;
  justify-content: flex-start;
}

.pre-sale-offer-btn {
  background: #e63946;
  color: #fff;
  font-weight: bold;
  border: none;
  border-radius: 9px;
  padding: 12px 32px;
  font-size: 16px;
  text-decoration: none;
  box-shadow: 0 2px 12px 0 rgba(34, 60, 88, 0.13);
  transition: background .18s;
  cursor: pointer;
}

.pre-sale-offer-btn:hover {
  background: #ffff;
}



.section-achievement {
  text-align: center;
  color: white;
}

.section-achievement h2 {
  background: #fff;
  color: #0b2d4b;
  display: inline-block;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 30px;
}

.swiper {
  width: 90%;
  margin: auto;
}

.swiper-slide {
  background: #112d4e;
  border-radius: 12px;
  padding: 20px;
  width: 64%;
  /* 👈 Quan trọng: nhỏ hơn 100% để lộ 2 bên */
  box-sizing: border-bo
}

.highlight {
  color: #fff;
  padding: 8px 0px;
  font-weight: bold;
  border-radius: 5px;
  margin-top: 20px;
  text-transform: capitalize;
}

.images {
  display: flex;
  gap: 20px;
  justify-content: center;
  align-items: center;
}

.images img {
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.swiper-slide {
  transition: transform 0.4s ease !important;
  transform: scale(0.8) !important;
  /* các slide bình thường nhỏ lại */
  opacity: 0.6 !important;
}

.swiper-slide-active {
  transform: scale(1) !important;
  /* slide đang active phóng to */
  opacity: 1 !important;
  z-index: 2 !important;
}

.swiper-slide-next,
.swiper-slide-prev {
  transform: scale(0.9);
  opacity: 0.8;
}



/* Navigation buttons */
.swiper-button-next,
.swiper-button-prev {
  color: white;
}

.swiper-pagination-bullet {
  background: white;
  opacity: 0.7;
}

.swiper-horizontal>.swiper-pagination-bullets .swiper-pagination-bullet,
.swiper-pagination-horizontal.swiper-pagination-bullets .swiper-pagination-bullet {
  margin: 0 5px;

}



.swiper-pagination-bullet-active {
  background: #e60023 !important;
  width: 33px !important;
  max-height: 27px !important;
  background: #000000;
  border-radius: 8px !important;
}



.faq-section {
  max-width: 900px;
  margin: 50px auto;
  background: #113a5a;
  /* xanh khối */
  padding: 40px;
  border-radius: 10px;
}

.faq-section h2 {
  text-align: center;
  font-size: 28px;
  margin-bottom: 30px;
  text-transform: uppercase;
  font-weight: bold;
  color: #fff;
}

.faq-item {
  margin-bottom: 30px;
}

.faq-item h3 {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 10px;
  color: #fff;
}

.faq-item p {
  font-size: 16px;
  margin: 0;
  color: #dce7f0;
}

.faq-divider {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  margin: 25px 0;
}

.pro-benefits {
    background: #224667;
    padding: 60px 20px;
}

.benefit-box .card-footer {
    padding: 10px 0;
}
.benefit-box .card-footer .btn-value-getted {
    text-transform: uppercase;
}

@media (max-width: 900px) {
  .pre-sale-section {
    max-width: 98vw;
  }
}

/* Ẩn/hiện phiên bản desktop và mobile */
.pre-sale-offer-mobile {
  display: none;
}

.pre-sale-offer-desktop {
  display: block;
}

@media (max-width: 700px) {

  .benefit-box .card-footer .btn-value-getted {
    text-transform: uppercase;
    font-size: 13px;
  }
  
  .pro-upgrade .title {
    font-size: 22px;
  }

  .pro-upgrade .refund {
    font-size: 16px;
  }

  .pro-upgrade .course-boxes img {
    margin: auto 4%;
    padding: 0px 4%;
  }

  .section-title {
    font-size: 22px;
  }

  .pre-sale-title {
    font-size: 21px;
  }

  .pre-sale-benefits {
    grid-template-columns: 1fr;
    gap: 18px 0;
  }

  .pre-sale-benefit-title {
    font-size: 16px;
  }

  .pre-sale-benefit-desc {
    font-size: 13px;
  }

  /* Ẩn desktop, hiện mobile */
  .pre-sale-offer-desktop {
    display: none !important;
  }

  .pre-sale-offer-mobile {
    display: block !important;
  }

  /* CSS cho phiên bản mobile */
  .pre-sale-offer-mobile {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 18px 0 rgba(34, 60, 88, 0.09);
    padding: 20px;
    margin-top: 38px;
  }

  .pre-sale-offer-mobile .pre-sale-offer-header {
    margin-bottom: 12px;
  }

  .pre-sale-offer-mobile .pre-sale-offer-title {
    font-size: 24px;
    font-weight: bold;
    color: #233c58;
    display: block;
  }

  .pre-sale-offer-mobile .pre-sale-offer-desc {
        padding-top: 16px;
        font-size: 13px;
        line-height: 1.6;
        color: #233c58;
        margin-bottom: 20px;
        font-weight: 500;
        border-top: solid 1px #cccc;
        text-align: left;
  }


  .pre-sale-offer-content-mobile {
    text-align: center;
  }

  .pre-sale-price-old-mobile {
    font-size: 22px;
    color: #aeb6c3;
    margin-bottom: 8px;
  }

  .pre-sale-price-old-mobile del {
    color: #aeb6c3;
  }

  .pre-sale-price-new-mobile {
    font-size: 60px;
    font-weight: bold;
    color: #233c58;
    line-height: 1.2;
    margin-bottom: 4px;
  }

  .pre-sale-currency-mobile {
    font-size: 20px;
    font-weight: bold;
    color: #233c58;
    vertical-align: super;
  }

  .pre-sale-saved-mobile {
    font-size: 15px;
    color: #189cff;
    font-weight: bold;
    margin-bottom: 20px;
  }

  .pre-sale-saved-amount-mobile {
    color: #189cff;
    font-weight: bold;
  }

  .pre-sale-offer-benefits-mobile {
    margin: 20px 0;
    text-align: left;
  }

  .pre-sale-offer-benefit-mobile {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 14px;
    color: #233c58;
    font-weight: 500;
  }

  .pre-sale-check-mobile {
    color: #2ab600;
    font-size: 16px;
    font-weight: bold;
    flex-shrink: 0;
    line-height: 1.4;
  }

  .pre-sale-offer-action-mobile {
    margin-top: 20px;
  }

  .pre-sale-offer-btn-mobile {
    display: block;
    width: 100%;
    background: #e63946;
    color: #fff;
    font-weight: bold;
    border: none;
    border-radius: 9px;
    padding: 14px 20px;
    font-size: 15px;
    text-decoration: none;
    text-align: center;
    box-shadow: 0 2px 12px 0 rgba(230, 57, 70, 0.3);
    transition: background 0.18s;
  }

  .pre-sale-offer-btn-mobile:hover {
    background: #d32f3c;
  }
}




@media (max-width: 800px) {
  .total-value-title {
    font-size: 22px;
  }

  .total-value-program-title {
    font-size: 19px;
  }

  .total-value-final {
    font-size: 16px;
  }

  .total-value-list {
    font-size: 14px;
  }

  .total-value-image img {
    max-width: 98vw;
  }
}

@media (max-width: 1000px) {

  .value-cards-grid,
  .bonus-cards-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 700px) {

  .value-title,
  .bonus-title {
    font-size: 26px;
  }

  .bonus-subtitle {
    font-size: 20px;
  }

  .value-cards-grid,
  .bonus-cards-grid {
    grid-template-columns: 1fr;
  }

  .value-section,
  .bonus-section {
    padding: 40px 20px;
  }

  .value-getted {
    padding: 40px 20px;
  }
}

@media (max-width: 1000px) {
  .cards-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 700px) {
  .main-title {
    font-size: 22px;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .container {
    padding: 10px 0;
  }
}