/* ========= SECTION 1 ========= */
:root {
  --ma1-bg-img: url("../../assets/images/background.avif");
  --ma1-side-pad: clamp(16px, 6vw, 100px);
  --ma1-card-max: min(620px, 92vw);
  --ma1-title-size: clamp(20px, 3.5vw, 32px);
  --ma1-text-size: clamp(14px, 1.15vw, 20px);
  --ma1-card-pad: clamp(14px, 2vw, 22px);
}
.ma1 {
  position: relative;
  z-index: 30;
  min-height: calc(100svh - var(--header-h));
  isolation: isolate;
}
.ma1-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(
      0deg,
      rgba(8, 12, 40, 0.25),
      rgba(8, 12, 40, 0.25)
    ),
    var(--ma1-bg-img);
  background-size: cover;
  background-position: center;
  z-index: -1;
}
.ma1-inner {
  min-height: inherit;
  display: grid;
  justify-items: start;
  align-content: center;
  padding-inline: var(--ma1-side-pad);
}
.ma1-card {
  width: var(--ma1-card-max);
  background: #edf1f5;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
  padding: var(--ma1-card-pad);
}
.ma1-title {
  margin: 0 0 8px 0 !important;
  color: #131743 !important;
  color: var(--brand-navy, #131743) !important;
  text-transform: uppercase;
  font: 800 var(--ma1-title-size) / 1.15 system-ui, -apple-system, Segoe UI,
    Roboto, sans-serif !important;
  letter-spacing: 0.02em;
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  font-size: var(--ma1-title-size) !important;
  line-height: 1.15 !important;
}
.ma1-text {
  margin: 0;
  color: #1a233f;
  font-size: var(--ma1-text-size);
  line-height: 1.65;
}
@media (max-width: 575.98px) {
  :root {
    --ma1-card-pad: clamp(12px, 4vw, 16px);
  }
  .ma1-title {
    letter-spacing: 0.01em;
  }
} /* ===== Section 2 ===== */
.ma2 {
  --ma2-inner-max: 1300px;
  --ma2-side-pad: clamp(16px, 5vw, 100px);
  --ma2-gap: clamp(24px, 6vw, 80px);
  --ma2-title-size: clamp(32px, 7vw, 72px);
  --ma2-text-size: clamp(14px, 1.2vw, 18px);
  --ma2-ico-size: clamp(56px, 6vw, 88px);
  /* Ảnh đại diện nhỏ hơn icon gốc để đỡ chiếm chỗ */
  --ma2-media-size: clamp(44px, 4vw, 64px);
  position: relative;
  z-index: 30;
  background: #fff;
  padding: clamp(20px, 4vw, 60px) 0;
}
.ma2-inner {
  max-width: var(--ma2-inner-max);
  margin: 0 auto;
  padding: 0 var(--ma2-side-pad);
}
.ma2-title {
  margin: 0 0 var(--ma2-gap) 0;
  text-align: start;
  color: var(--brand-navy);
  font-size: var(--ma2-title-size);
  line-height: 1.1;
  letter-spacing: 0.005em;
}
.ma2-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ma2-gap);
  border-bottom: 1px solid #9b9a9a;
  padding-bottom: 40px;
  justify-items: center;
}
@media (min-width: 992px) {
  .ma2-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.ma2-item {
  display: flex;
  align-items: center;
  flex-direction: column;
}

/* Ảnh đại diện chuyên ngành (lấy từ admin/courses). Nếu không có ảnh -> nền xanh */
.ma2-media {
  width: var(--ma2-media-size);
  height: var(--ma2-media-size);
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  background: #0f1438;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
}
.ma2-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.ma2-media-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #131743 0%, #0b1b4f 60%, #06235f 100%);
}
.ma2-ico {
  width: var(--ma2-ico-size);
  height: var(--ma2-ico-size);
  color: var(--brand-orange);
}
.ma2-ico svg {
  width: 100%;
  height: 100%;
  display: block;
}
.ma2-text {
  margin: 18px 0 0;
  max-width: 36ch;
  font-size: 20px !important;
  line-height: 1.65;
  color: #1a233f;
  text-align: left;
}
.ma2-text a {
  font-size: 20px !important;
  line-height: 1.65;
}
@media (max-width: 575.98px) {
  .ma2-text {
    text-align: center;
    font-size: 20px !important;
  }
  .ma2-text a {
    font-size: 20px !important;
  }
} /* ===== Section 3 ===== */
.ma3 {
  --ma3-inner-max: 1300px;
  --ma3-side-pad: clamp(16px, 5vw, 100px);
  --ma3-gap-y: clamp(18px, 3vw, 40px);
  --ma3-grid-gap: clamp(28px, 4vw, 64px);
  --ma3-title-size: clamp(24px, 4vw, 32px);
  --ma3-text-size: clamp(12px, 1vw, 16px);
  --ma3-media-h: clamp(220px, 24vw, 300px);
  background: #fff;
  position: relative;
  z-index: 30;
}
.ma3-inner {
  max-width: var(--ma3-inner-max);
  margin: 0 auto;
  padding: 0 var(--ma3-side-pad);
}
.ma3-item {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--ma3-grid-gap);
}
.ma3-item + .ma3-item {
  margin-top: var(--ma3-gap-y);
}
@media (min-width: 992px) {
  .ma3-item {
    grid-template-columns: 1fr 1fr;
  }
}
.ma3-title {
  margin: 0 0 14px;
  font-size: var(--ma3-title-size);
  line-height: 1.1;
  color: var(--brand-navy);
}
.ma3-desc {
  margin: 0;
  max-width: 65ch;
  font-size: 20px !important;
  line-height: 1.7;
  color: var(--brand-navy);
}
.ma3-actions {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(14px, 2vw, 22px);
}
.ma3-link {
  color: var(--brand-orange);
  text-decoration: none;
}
.ma3-link:hover,
.ma3-link:focus {
  text-decoration: underline;
}
.ma3-media {
  height: var(--ma3-media-h);
  background: var(--brand-navy);
  overflow: hidden;
}
.ma3-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
@media (max-width: 575.98px) {
  .ma3-body {
    display: contents;
  }

  .ma3-item {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-areas:
      "title"
      "media"
      "desc"
      "actions";
    gap: clamp(10px, 3vw, 16px);
  }

  .ma3-title {
    grid-area: title;
    margin: 0;
  }
  .ma3-media {
    grid-area: media;
    margin: 0;
  }
  .ma3-desc {
    grid-area: desc;
    margin: 0;
    font-size: 10px !important;
  }
  .ma3-actions {
    grid-area: actions;
    margin-top: clamp(10px, 3vw, 16px);
  }
}

/* ===== Section 4 ===== */
.ma4 {
  --ma4-stage-w: clamp(900px, 80vw, 1500px);
  --ma4-media-h: clamp(260px, 36vw, 420px);
  --ma4-card-w: min(560px, 92vw);
  --ma4-out-x: clamp(10px, 1vw, 20px); /*phải*/
  --ma4-out-y: clamp(40px, 4vw, 80px); /* dưới */
  --ma4-side-pad: clamp(16px, 5vw, 100px);
  --ma4-nudge-left: 250px; /* trái */
  --ma4-nudge-up: 10px; /*lên*/
  position: relative;
  background: #fff;
  z-index: 50;
  padding: clamp(24px, 5vw, 60px) 0
    calc(var(--ma4-out-y) + clamp(24px, 5vw, 60px));
}
.ma4-stage {
  position: relative;
  height: var(--ma4-media-h);
  overflow: visible;
}
.ma4-media {
  position: absolute;
  inset: 0 auto auto 0;
  width: var(--ma4-stage-w);
  height: 100%;
  margin-left: calc(50% - 50vw);
  background: var(--brand-navy);
  overflow: hidden;
}
.ma4-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.ma4-card {
  position: absolute;
  right: calc((var(--ma4-out-x) - var(--ma4-nudge-left)) * -1);
  bottom: calc((var(--ma4-out-y) - var(--ma4-nudge-up)) * -1);
  width: var(--ma4-card-w);
  background: var(--brand-orange);
  color: var(--brand-navy);
  padding: clamp(18px, 3vw, 28px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}
.ma4-title {
  margin: 0 0 10px;
  font-weight: 800;
  font-size: clamp(24px, 4.5vw, 40px);
  line-height: 1.15;
}
.ma4-text {
  margin: 0;
  font-size: 20px !important;
  line-height: 1.7;
}
@media (max-width: 991.98px) {
  .ma4-media {
    width: 100vw;
    margin-left: calc(50% - 50vw);
  }
  .ma4-card {
    position: static;
    width: auto;
    margin: clamp(16px, 4vw, 24px) var(--ma4-side-pad) 0;
  }
  .ma4 {
    padding-bottom: clamp(24px, 5vw, 60px);
  }
} /* ===== Section 4 ===== */
@media (max-width: 575.98px) {
  .ma4-stage {
    height: auto; 
    padding: 0 var(--ma4-side-pad);
  } 
  .ma4-media {
    position: static;
    width: 100%;
    height: auto;
    margin-left: 0;
  }
  .ma4-media img {
    width: 100%;
    height: auto;
    object-fit: cover;
  }
  .ma4-card {
    position: static;
    width: 100%;
    margin: 0;
  }
  .ma4 {
    padding-bottom: clamp(24px, 5vw, 60px);
  }
}

/* ===== Section 5 ===== */
.ma5 {
  --ma5-inner-max: 1300px;
  --ma5-side-pad: clamp(16px, 5vw, 100px);
  --ma5-col-gap: clamp(32px, 5vw, 68px);
  --ma5-row-gap: clamp(36px, 6vw, 80px);
  --ma5-title-size: clamp(28px, 5vw, 56px);
  --ma5-text-size: clamp(14px, 1.1vw, 18px);
  --ma5-media-h: clamp(220px, 28vw, 360px);

  position: relative;
  z-index: 30;
  background: #fff;
  padding: 0 0 clamp(20px, 4vw, 60px) 0;
}

.ma5-inner {
  max-width: var(--ma5-inner-max);
  margin: 0 auto;
  padding: 0 var(--ma5-side-pad);
}

.ma5-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ma5-row-gap);
}
@media (min-width: 992px) {
  .ma5-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--ma5-col-gap);
  }
}

.ma5-title {
  margin: 0 0 clamp(14px, 2vw, 22px);
  font-size: clamp(20px, 2.5vw, 32px) !important;
  font-weight: 800;
  line-height: 1.1;
  color: #111;
}

.ma5-media {
  height: var(--ma5-media-h);
  background: var(--brand-navy);
  margin: 0 0 clamp(14px, 2vw, 22px);
  overflow: hidden;
}
.ma5-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ma5-desc {
  margin: 0;
  font-size: 20px !important;
  line-height: 1.7;
  color: #1a233f;
}

.ma5-actions {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(14px, 2vw, 22px);
}
.ma5-link {
  color: var(--brand-orange);
  text-decoration: none;
}
.ma5-link:hover,
.ma5-link:focus {
  text-decoration: underline;
}

/* ===== Section 6 ===== */
.ma6 {
  --ma6-inner-max: 1300px;
  --ma6-side-pad: clamp(16px, 5vw, 100px);
  --ma6-gap: clamp(14px, 3vw, 24px);
  --ma6-title-size: clamp(28px, 5vw, 56px);

  position: relative;
  z-index: 30;
  background: #fff;
}

.ma6-inner {
  max-width: var(--ma6-inner-max);
  margin: 0 auto;
  padding: 0 var(--ma6-side-pad);
}

.ma6-title {
  margin: 0 0 clamp(18px, 3vw, 28px);
  font-weight: 800;
  font-size: var(--ma6-title-size);
  line-height: 1.1;
  color: #111;
  text-align: left;
}

.ma6-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ma6-gap);
}

@media (max-width: 575.98px) {
  .ma6-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .ma6-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.ma6-media {
  aspect-ratio: 1 / 1;
  background: var(--brand-navy);
  overflow: hidden;
}

.ma6-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===== Section 7 ===== */
.ma7 {
  --ma7-inner-max: 1300px;
  --ma7-side-pad: clamp(16px, 5vw, 100px);
  --ma7-h: clamp(220px, 28vw, 360px);
  --ma7-arrow-out: clamp(12px, 2.5vw, 28px);
  --ma7-border: 2px solid rgba(0, 0, 0, 0.25);

  background: #fff;
  position: relative;
  z-index: 30;
  padding: clamp(14px, 3vw, 40px) 0;
  overflow-x: clip;
}

.ma7-inner {
  max-width: var(--ma7-inner-max);
  margin: 0 auto;
  padding: 0 var(--ma7-side-pad);
}

/* Glide.js styling for ma7 */
#ma7Glide {
  border: none;
  height: var(--ma7-h);
  overflow: hidden;
}

#ma7Glide .glide__track {
  height: 100%;
}

#ma7Glide .glide__slides {
  height: 100%;
}

#ma7Glide .glide__slide {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
}

#ma7Glide .glide__slide img {
  object-fit: contain;
  width: 100%;
  height: 100%;
  display: block;
}

#ma7Glide .glide__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: var(--ma7-arrow-out);
  height: var(--ma7-arrow-out);
  background: rgba(0, 0, 0, 0.5);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: clamp(20px, 3vw, 32px);
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.3s;
  z-index: 2;
}

#ma7Glide .glide__arrow:hover {
  opacity: 1;
}

#ma7Glide .glide__arrow--left {
  left: calc(var(--ma7-arrow-out) * -1);
}

#ma7Glide .glide__arrow--right {
  right: calc(var(--ma7-arrow-out) * -1);
}

#ma7Glide .glide__bullets {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 2;
}

#ma7Glide .glide__bullet {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid #fff;
  background: transparent;
  cursor: pointer;
  transition: background 0.3s;
}

#ma7Glide .glide__bullet--active {
  background: #fff;
}

.ma7-stage {
  position: relative;
  width: 100%;
  margin-inline: auto;
}

.ma7-stage > input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.ma7-viewport {
  width: 100%;
  height: var(--ma7-h);
  margin: 0 auto;
  border: var(--ma7-border);
  background: transparent;
  overflow: hidden;
}
.ma7-track {
  height: 100%;
  width: 1000%;
  display: flex;
  transition: transform 0.5s ease;
}
.ma7-slide {
  flex: 0 0 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  overflow: hidden;
  position: relative;
}
.ma7-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  margin: 0 auto;
  position: relative;
  z-index: 10;
}

#ma7-s1:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(0%);
}
#ma7-s2:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(-100%);
}
#ma7-s3:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(-200%);
}
#ma7-s4:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(-300%);
}
#ma7-s5:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(-400%);
}
#ma7-s6:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(-500%);
}
#ma7-s7:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(-600%);
}
#ma7-s8:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(-700%);
}
#ma7-s9:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(-800%);
}
#ma7-s10:checked ~ .ma7-viewport .ma7-track {
  transform: translateX(-900%);
}

.ma7-arrows {
  pointer-events: none;
}
.ma7-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: clamp(28px, 5vw, 44px);
  color: #000;
  background: transparent;
  border: 0;
  cursor: pointer;
  user-select: none;
  pointer-events: auto;
}
.ma7-prev {
  left: calc(var(--ma7-arrow-out) * -1);
}
.ma7-next {
  right: calc(var(--ma7-arrow-out) * -1);
}

.ma7-arrows .ma7-btn {
  display: none;
}
#ma7-s1:checked ~ .ma7-arrows .s1 {
  display: block;
}
#ma7-s2:checked ~ .ma7-arrows .s2 {
  display: block;
}
#ma7-s3:checked ~ .ma7-arrows .s3 {
  display: block;
}
#ma7-s4:checked ~ .ma7-arrows .s4 {
  display: block;
}
#ma7-s5:checked ~ .ma7-arrows .s5 {
  display: block;
}
#ma7-s6:checked ~ .ma7-arrows .s6 {
  display: block;
}
#ma7-s7:checked ~ .ma7-arrows .s7 {
  display: block;
}
#ma7-s8:checked ~ .ma7-arrows .s8 {
  display: block;
}
#ma7-s9:checked ~ .ma7-arrows .s9 {
  display: block;
}
#ma7-s10:checked ~ .ma7-arrows .s10 {
  display: block;
}

@media (max-width: 575.98px) {
  .ma7 {
    --ma7-h: clamp(160px, 52vw, 220px);
    --ma7-arrow-out: clamp(7px, 2.5vw, 14px);
  }
}