/* ========================================
   DLA LANDING PAGES — COMPONENTS v1.0
   ======================================== */

/* ① NAVIGATION */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.nav--transparent {
  background: transparent;
}

.nav--scrolled {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--sp-6);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
}

.nav__logo img {
  height: 50px;
  width: auto;
  transition: height var(--transition-base);
}

@media (max-width: 768px) {
  .nav__logo img {
    height: 40px;
  }
}

.nav__logo-text {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  line-height: 1.3;
  max-width: 160px;
}

.nav--transparent .nav__logo-text {
  color: white;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
}

.nav__link {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-mid);
  padding: var(--sp-2) 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.nav--transparent .nav__link {
  color: rgba(255, 255, 255, 0.85);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.nav--transparent .nav__link:hover {
  color: white;
  border-bottom-color: white;
}

.nav__cta {
  background: var(--color-cta);
  color: white !important;
  padding: var(--sp-2) var(--sp-5) !important;
  border-radius: var(--radius-full);
  font-weight: var(--fw-semibold) !important;
  border-bottom: none !important;
  box-shadow: 0 4px 12px rgba(214, 48, 49, 0.30);
  transition: transform var(--transition-base), box-shadow var(--transition-base) !important;
}

.nav__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(214, 48, 49, 0.40) !important;
}

/* Mobile nav */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--sp-2);
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.nav--transparent .nav__hamburger span {
  background: white;
}

.nav__hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: white;
  box-shadow: var(--shadow-lg);
  padding: var(--sp-6);
  flex-direction: column;
  gap: var(--sp-4);
  z-index: 999;
}

.nav__mobile.open {
  display: flex;
}

.nav__mobile .nav__link {
  color: var(--color-dark);
  font-size: var(--fs-md);
  padding: var(--sp-2) 0;
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 900px) {
  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }
}

/* ② HERO SECTION */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-dark);
  color: white;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg,
      rgba(10, 20, 40, 0.88) 0%,
      rgba(26, 95, 168, 0.60) 50%,
      rgba(10, 20, 40, 0.40) 100%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: calc(var(--nav-height) + var(--sp-16)) var(--sp-6) var(--sp-16);
  width: 100%;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--sp-6);
  animation: fadeInUp 0.6s ease both;
}

.hero__title {
  font-size: var(--fs-hero);
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
  color: white;
  margin-bottom: var(--sp-6);

  animation: fadeInUp 0.6s 0.15s ease both;
}

.hero__title .highlight {
  color: var(--color-secondary);
  position: relative;
}

.hero__desc {
  font-size: var(--fs-lg);
  color: rgba(255, 255, 255, 0.85);
  line-height: var(--lh-loose);
  max-width: 600px;
  margin-bottom: var(--sp-8);
  animation: fadeInUp 0.6s 0.25s ease both;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-bottom: var(--sp-8);
  animation: fadeInUp 0.6s 0.35s ease both;
}

.hero__badge {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.20);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: white;
}

.hero__badge i {
  color: var(--color-secondary);
  font-size: 0.9em;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  animation: fadeInUp 0.6s 0.45s ease both;
}

.hero__scroll-hint {
  position: absolute;
  bottom: var(--sp-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: fadeIn 1s 1s ease both;
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 11px;
  position: relative;
}

.scroll-mouse::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 2px;
  animation: scrollBounce 1.5s ease infinite;
}

@keyframes scrollBounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }

  50% {
    transform: translateX(-50%) translateY(8px);
    opacity: 0.3;
  }
}

@media (max-width: 768px) {
  .hero__title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }

  .hero__desc {
    font-size: var(--fs-base);
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    text-align: center;
    justify-content: center;
  }
}

/* ③ WHY CHOOSE (STATS ROW) */
.why-choose {
  padding-block: var(--sp-16);
}

.why-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.why-card {
  padding: var(--sp-8);
  border-radius: var(--radius-xl);
  background: white;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.why-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.why-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: rgba(26, 95, 168, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: var(--sp-5);
}

.why-card__title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin-bottom: var(--sp-3);
}

.why-card__text {
  color: var(--color-mid);
  line-height: var(--lh-loose);
}

@media (max-width: 900px) {
  .why-cards {
    grid-template-columns: 1fr;
  }
}

/* ④ STATS COUNTER */
.stats-section {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, #2d7dd2 100%);
  padding-block: var(--sp-16);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-6);
  position: relative;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--fw-black);
  color: white;
  line-height: 1;
  margin-bottom: var(--sp-2);
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.stat-number .suffix {
  font-size: 0.55em;
  color: var(--color-secondary);
}

.stat-label {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.75);
  font-weight: var(--fw-medium);
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ⑤ PROGRAM TIMELINE */
.program-timeline {
  padding-block: var(--sp-16);
}

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.timeline-item {
  text-align: center;
  position: relative;
  padding: 0 var(--sp-4);
}

.timeline-dot {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--fw-bold);
  font-size: var(--fs-md);
  margin: 0 auto var(--sp-4);
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 16px rgba(26, 95, 168, 0.35);
  transition: transform var(--transition-spring);
}

.timeline-item:hover .timeline-dot {
  transform: scale(1.2);
}

.timeline-period {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--sp-2);
}

.timeline-title {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin-bottom: var(--sp-2);
}

.timeline-desc {
  font-size: var(--fs-xs);
  color: var(--color-mid);
  line-height: var(--lh-normal);
}

@media (max-width: 768px) {
  .timeline {
    grid-template-columns: 1fr;
    gap: var(--sp-6);
  }

  .timeline::before {
    display: none;
  }
}

/* ⑥ CAREER CARDS */
.career-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.career-card {
  padding: var(--sp-6);
  border-radius: var(--radius-xl);
  background: white;
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  align-items: flex-start;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  cursor: default;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

.career-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26, 95, 168, 0.03) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.career-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  transform: translateY(-8px);
}

.career-card:hover::after {
  opacity: 1;
}

.career-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(26, 95, 168, 0.1) 0%, rgba(26, 95, 168, 0.05) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform 0.4s ease;
  z-index: 1;
}

.career-card:hover .career-card__icon {
  transform: scale(1.1) rotate(5deg);
  background: var(--color-primary);
  color: white;
}

.career-card__content {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  z-index: 1;
}

.career-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-dark);
  line-height: 1.3;
}

.career-card__salary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: #10b981; /* Success Green */
  font-weight: 600;
  background: rgba(16, 185, 129, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 99px;
  width: fit-content;
}

.career-card__salary::before {
  content: '\f3d1'; /* fa-money-bill-wave icon in fontawesome */
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 0.8em;
}

.career-card__desc {
  font-size: 0.9375rem;
  color: var(--color-mid);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .career-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .career-grid {
    grid-template-columns: 1fr;
  }
}

/* ⑦ ADMISSION BOX */
.admission-box {
  background: linear-gradient(135deg, var(--color-light), white);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-2xl);
  padding: var(--sp-8);
  position: relative;
  overflow: hidden;
}

.admission-box::before {
  content: '';
  position: absolute;
  top: -30px;
  right: -30px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(26, 95, 168, 0.06);
}

.admission-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.admission-item {}

.admission-item__label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  margin-bottom: var(--sp-2);
}

.admission-item__value {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: var(--sp-2);
}

.admission-item__desc {
  font-size: var(--fs-sm);
  color: var(--color-mid);
}

.to-hop-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}

.to-hop-tag {
  display: inline-block;
  padding: var(--sp-1) var(--sp-3);
  background: rgba(26, 95, 168, 0.10);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
}

@media (max-width: 768px) {
  .admission-grid {
    grid-template-columns: 1fr;
  }
}

/* ⑧ TUITION TABLE */
.tuition-section {
  padding-block: var(--sp-16);
}

.tuition-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.tuition-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 2px solid var(--color-border);
  transition: all var(--transition-base);
}

.tuition-card--featured {
  border-color: var(--color-secondary);
  transform: scale(1.03);
  box-shadow: var(--shadow-lg);
}

.tuition-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.tuition-card__header {
  background: var(--color-primary);
  color: white;
  padding: var(--sp-5) var(--sp-6);
  text-align: center;
}

.tuition-card--featured .tuition-card__header {
  background: var(--color-secondary);
  color: var(--color-dark);
}

.tuition-card__label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.85;
}

.tuition-card__price {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-black);
  margin-top: var(--sp-2);
}

.tuition-card__unit {
  font-size: var(--fs-sm);
  opacity: 0.8;
}

.tuition-card__body {
  padding: var(--sp-5) var(--sp-6);
  background: white;
}

.tuition-card__items {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.tuition-card__item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--color-mid);
}

.tuition-card__item i {
  color: var(--color-success);
  margin-top: 2px;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .tuition-cards {
    grid-template-columns: 1fr;
  }

  .tuition-card--featured {
    transform: none;
  }
}

/* ⑨ SCHOLARSHIP TABLE */
.scholarship-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}

.scholarship-item {
  display: flex;
  gap: var(--sp-4);
  padding: var(--sp-5);
  border-radius: var(--radius-lg);
  background: white;
  border: 1px solid var(--color-border);
  align-items: flex-start;
}

.scholarship-item__icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(232, 160, 32, 0.12);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.scholarship-item__name {
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
  margin-bottom: var(--sp-1);
}

.scholarship-item__amount {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  color: var(--color-secondary);
}

.scholarship-item__condition {
  font-size: var(--fs-xs);
  color: var(--color-muted);
  margin-top: var(--sp-1);
}

@media (max-width: 600px) {
  .scholarship-grid {
    grid-template-columns: 1fr;
  }
}

/* ⑩ TEACHER CARDS */
.teacher-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-5);
}

.teacher-card {
  text-align: center;
  padding: var(--sp-6) var(--sp-4);
  border-radius: var(--radius-xl);
  background: white;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.teacher-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.teacher-card__avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--sp-4);
  border: 3px solid var(--color-primary);
  background: var(--color-light);
}

.teacher-card__avatar-placeholder {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: white;
  font-size: 2rem;
  font-weight: var(--fw-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--sp-4);
}

.teacher-card__name {
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin-bottom: var(--sp-1);
}

.teacher-card__title {
  font-size: var(--fs-sm);
  color: var(--color-primary);
  font-weight: var(--fw-medium);
  margin-bottom: var(--sp-1);
}

.teacher-card__exp {
  font-size: var(--fs-xs);
  color: var(--color-muted);
}

@media (max-width: 900px) {
  .teacher-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .teacher-grid {
    grid-template-columns: 1fr;
  }
}

/* ⑪ TESTIMONIAL SLIDER */
.testimonial-section {
  padding-block: var(--sp-16);
  overflow: hidden;
}

.testimonial-slider {
  position: relative;
}

.testimonial-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.testimonial-slide {
  min-width: 100%;
  padding: 0 var(--sp-4);
}

.testimonial-card {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--sp-8);
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--sp-6);
  align-items: start;
  max-width: 860px;
  margin-inline: auto;
  border-left: 4px solid var(--color-secondary);
}

.testimonial-card__quote-icon {
  font-size: 3rem;
  color: var(--color-secondary);
  line-height: 1;
  font-family: Georgia, serif;
}

.testimonial-card__text {
  font-size: var(--fs-md);
  color: var(--color-mid);
  line-height: var(--lh-loose);
  font-style: italic;
  margin-bottom: var(--sp-5);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.testimonial-card__avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--color-primary);
  flex-shrink: 0;
}

.testimonial-card__name {
  font-weight: var(--fw-bold);
  color: var(--color-dark);
}

.testimonial-card__role {
  font-size: var(--fs-sm);
  color: var(--color-muted);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  margin-top: var(--sp-8);
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-mid);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: white;
}

.slider-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(26, 95, 168, 0.06);
}

.slider-dots {
  display: flex;
  gap: var(--sp-2);
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-dot.active {
  background: var(--color-primary);
  width: 24px;
  border-radius: 4px;
}

@media (max-width: 600px) {
  .testimonial-card {
    grid-template-columns: 1fr;
  }

  .testimonial-card__quote-icon {
    font-size: 2rem;
  }
}

/* ⑫ FAQ ACCORDION */
.faq-section {
  padding-block: var(--sp-16);
}

.faq-list {
  max-width: 800px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.open {
  border-color: var(--color-primary);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: var(--sp-5) var(--sp-6);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
  background: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: var(--color-light);
}

.faq-item.open .faq-question {
  background: rgba(26, 95, 168, 0.04);
  color: var(--color-primary);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-base);
  font-size: 0.9rem;
}

.faq-item.open .faq-icon {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.open .faq-answer {
  max-height: 500px;
}

.faq-answer__inner {
  padding: var(--sp-5) var(--sp-6);
  padding-top: 0;
  color: var(--color-mid);
  line-height: var(--lh-loose);
  font-size: var(--fs-base);
  border-top: 1px solid var(--color-border);
}

.faq-item.open .faq-answer__inner {
  padding-top: var(--sp-5);
}

/* ⑬ CONTACT FORM */
.contact-section {
  padding-block: var(--sp-16);
}

.contact-card {
  background: white;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
}

.contact-card__left {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  padding: var(--sp-10);
  color: white;
}

.contact-card__left h3 {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-4);
}

.contact-card__left p {
  color: rgba(255, 255, 255, 0.8);
  line-height: var(--lh-loose);
  margin-bottom: var(--sp-8);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.contact-info__item {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
}

.contact-info__item i {
  font-size: 1.1rem;
  color: var(--color-secondary);
  margin-top: 3px;
  flex-shrink: 0;
}

.contact-info__label {
  font-size: var(--fs-xs);
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}

.contact-info__value {
  font-weight: var(--fw-semibold);
}

.contact-info__value a {
  color: white;
}

.contact-info__value a:hover {
  color: var(--color-secondary);
}

.contact-card__right {
  padding: var(--sp-10);
}

.contact-card__right h3 {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  margin-bottom: var(--sp-2);
}

.contact-card__right p {
  color: var(--color-muted);
  margin-bottom: var(--sp-6);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}

.form-submit {
  margin-top: var(--sp-2);
}

.form-success {
  display: none;
  text-align: center;
  padding: var(--sp-12);
}

.form-success.visible {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-4);
}

.form-success__icon {
  font-size: 3.5rem;
  color: var(--color-success);
}

.form-success__title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-dark);
}

.form-success__text {
  color: var(--color-mid);
}

@media (max-width: 768px) {
  .contact-card {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-card__left,
  .contact-card__right {
    padding: var(--sp-6);
  }
}

/* ⑭ PARTNER LOGOS */
.partners-section {
  padding-block: var(--sp-12);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.partners-label {
  text-align: center;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  margin-bottom: var(--sp-8);
}

.partners-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-8);
  align-items: center;
  justify-content: center;
}

.partner-logo {
  height: 40px;
  filter: grayscale(1);
  opacity: 0.55;
  transition: all var(--transition-base);
}

.partner-logo:hover {
  filter: grayscale(0);
  opacity: 1;
}

/* ⑮ RELATED PROGRAMS */
.related-programs {
  padding-block: var(--sp-16);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}

.related-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: var(--sp-5);
  background: white;
  transition: all var(--transition-base);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.related-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card);
  transform: translateY(-3px);
}

.related-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(26, 95, 168, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--color-primary);
}

.related-card__name {
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
  font-size: var(--fs-sm);
}

.related-card__meta {
  font-size: var(--fs-xs);
  color: var(--color-muted);
}

.related-card__arrow {
  margin-top: auto;
  font-size: var(--fs-sm);
  color: var(--color-primary);
  font-weight: var(--fw-medium);
}

@media (max-width: 900px) {
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .related-grid {
    grid-template-columns: 1fr;
  }
}

/* ⑯ STICKY CTA BAR (MOBILE ONLY) */
.sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.12);
  z-index: 900;
  transform: translateY(100%);
  transition: transform var(--transition-base);
  border-top: 2px solid var(--color-primary);
  display: none;
  /* Hidden on desktop by default */
}

@media (max-width: 768px) {
  .sticky-bar {
    display: block;
  }
}

.sticky-bar.visible {
  transform: translateY(0);
}


.sticky-bar__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--sp-3) var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}

.sticky-bar__info {
  display: flex;
  flex-direction: column;
}

.sticky-bar__title {
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  font-size: var(--fs-sm);
}

.sticky-bar__sub {
  font-size: var(--fs-xs);
  color: var(--color-muted);
}

.sticky-bar__actions {
  display: flex;
  gap: var(--sp-3);
  align-items: center;
  flex-shrink: 0;
}

.sticky-bar__phone {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  padding: var(--sp-2) var(--sp-4);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.sticky-bar__phone:hover {
  background: var(--color-primary);
  color: white;
}

@media (max-width: 600px) {
  .sticky-bar__info {
    display: none;
  }

  .sticky-bar__inner {
    justify-content: center;
  }

  .sticky-bar__actions {
    width: 100%;
    justify-content: center;
  }

  .sticky-bar__actions .btn {
    flex: 1;
    justify-content: center;
  }
}

/* ⑰ FOOTER */
.footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.7);
  padding-top: var(--sp-16);
  padding-bottom: var(--sp-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-8);
  margin-bottom: var(--sp-10);
}

.footer__brand {}

.footer__logo {
  height: 48px;
  margin-bottom: var(--sp-4);
  filter: brightness(0) invert(1);
}

.footer__brand-name {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  color: white;
  line-height: 1.4;
  margin-bottom: var(--sp-4);
}

.footer__desc {
  font-size: var(--fs-sm);
  line-height: var(--lh-loose);
}

.footer__social {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-5);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background: var(--color-primary);
  color: white;
}

.footer__col-title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--sp-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__link {
  font-size: var(--fs-sm);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-secondary);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  padding-top: var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  font-size: var(--fs-xs);
}

@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ⑱ PARENT BOX */
.parent-box {
  background: linear-gradient(135deg, #fef9ec, #fffdf5);
  border: 2px solid var(--color-secondary);
  border-radius: var(--radius-2xl);
  padding: var(--sp-8);
}

.parent-box__header {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-6);
}

.parent-box__icon {
  font-size: 2rem;
}

.parent-box__title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-dark);
}

.parent-box__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}

.parent-box__item {}

.parent-box__item-icon {
  font-size: 1.5rem;
  margin-bottom: var(--sp-2);
}

.parent-box__item-title {
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
  margin-bottom: var(--sp-2);
  font-size: var(--fs-sm);
}

.parent-box__item-text {
  font-size: var(--fs-sm);
  color: var(--color-mid);
  line-height: var(--lh-loose);
}

@media (max-width: 768px) {
  .parent-box__grid {
    grid-template-columns: 1fr;
  }
}

/* ⑲ FLOATING NAVIGATOR */
.floating-nav {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
}

.floating-nav__link {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: white;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  text-decoration: none;
  font-size: 1.2rem;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
}

.floating-nav__link:hover {
  background: var(--color-primary);
  color: white;
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(26, 95, 168, 0.3);
}

.floating-nav__tooltip {
  position: absolute;
  right: calc(100% + 15px);
  background: rgba(15, 23, 36, 0.9);
  color: white;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: all 0.3s ease;
}

.floating-nav__tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 100%;
  transform: translateY(-50%);
  border-width: 5px;
  border-style: solid;
  border-color: transparent transparent transparent rgba(15, 23, 36, 0.9);
}

.floating-nav__link:hover .floating-nav__tooltip {
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 1024px) {
  .floating-nav {
    display: none;
  }
}

/* ⑳ QUICK INFO BAR */
.quick-info-bar {
  background: white;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
  position: relative;
  z-index: 10;
  margin-top: -30px;
  /* Pull up slightly over hero if needed, but here we just keep it normal */
  border-radius: var(--radius-lg);
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--sp-4) var(--sp-6);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}

.quick-info-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  border-right: 1px solid var(--color-border);
}

.quick-info-item:last-child {
  border-right: none;
}

.quick-info-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(26, 95, 168, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.quick-info-content {
  display: flex;
  flex-direction: column;
}

.quick-info-label {
  font-size: var(--fs-xs);
  color: var(--color-muted);
  text-transform: uppercase;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.5px;
}

.quick-info-value {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-dark);
}

@media (max-width: 900px) {
  .quick-info-bar {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 0;
    border-radius: 0;
    padding: var(--sp-4);
  }

  .quick-info-item:nth-child(2) {
    border-right: none;
  }

  .quick-info-item:nth-child(1),
  .quick-info-item:nth-child(2) {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--sp-3);
  }

  .quick-info-item:nth-child(3),
  .quick-info-item:nth-child(4) {
    padding-top: var(--sp-3);
  }
}

@media (max-width: 480px) {
  .quick-info-bar {
    grid-template-columns: 1fr;
  }

  .quick-info-item {
    border-right: none !important;
    border-bottom: 1px solid var(--color-border);
    padding-block: var(--sp-3) !important;
  }

  .quick-info-item:last-child {
    border-bottom: none;
  }
}

/* ⑰ TESTIMONIALS (CẢM NGHĨ) */
.testimonials {
  padding-block: var(--sp-20);
  background: var(--color-light);
  overflow: hidden;
}

.testimonials__tabs {
  display: flex;
  justify-content: center;
  gap: var(--sp-4);
  margin-bottom: var(--sp-12);
  flex-wrap: wrap;
}

.testimonials__tab {
  padding: var(--sp-3) var(--sp-8);
  border-radius: var(--radius-full);
  background: white;
  border: 1px solid var(--color-border);
  color: var(--color-mid);
  font-weight: var(--fw-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.testimonials__tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.testimonials__tab.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
  box-shadow: 0 8px 20px rgba(26, 95, 168, 0.25);
}

.testimonials__content {
  position: relative;
  display: none;
  animation: fadeInUp 0.5s ease;
}

.testimonials__content.active {
  display: block;
}

.testimonials__slider-container {
  position: relative;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--sp-12);
}

.testimonials__slider {
  display: flex;
  gap: var(--sp-6);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: var(--sp-4);
  scrollbar-width: none; /* Firefox */
  scroll-behavior: smooth;
}

.testimonials__slider::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

.testimonial-card {
  flex: 0 0 calc(33.333% - 1rem);
  min-width: 300px;
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--sp-8);
  box-shadow: var(--shadow-card);
  scroll-snap-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
  border: 1px solid var(--color-border);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.testimonial-card__quote {
  font-size: 2.5rem;
  color: var(--color-primary);
  opacity: 0.15;
  line-height: 1;
  margin-bottom: calc(var(--sp-4) * -1);
}

.testimonial-card__text {
  font-size: var(--fs-md);
  line-height: var(--lh-loose);
  color: var(--color-dark);
  font-style: italic;
  flex-grow: 1;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--color-border);
}

.testimonial-card__avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--color-light);
  border: 2px solid white;
  box-shadow: var(--shadow-sm);
}

.testimonial-card__info {
  display: flex;
  flex-direction: column;
}

.testimonial-card__name {
  font-weight: var(--fw-bold);
  color: var(--color-dark);
  font-size: var(--fs-base);
}

.testimonial-card__title {
  font-size: var(--fs-xs);
  color: var(--color-muted);
}

.testimonials__nav {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  z-index: 10;
}

.testimonials__nav-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: white;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  cursor: pointer;
  pointer-events: auto;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.testimonials__nav-btn:hover {
  background: var(--color-primary);
  color: white;
  transform: scale(1.1);
}

@media (max-width: 1024px) {
  .testimonial-card {
    flex: 0 0 calc(50% - 0.75rem);
  }
}

@media (max-width: 768px) {
  .testimonial-card {
    flex: 0 0 100%;
    min-width: unset;
  }
  .testimonials__slider-container {
    padding-inline: var(--sp-4);
  }
  .testimonials__nav {
    display: none;
  }
}