/* ============================================
   ABOUT PAGE - BANNER
   ============================================ */

.about-banner {
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: center;
}

.about-banner-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.about-banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(10, 37, 64, 0.9) 0%, rgba(26, 140, 62, 0.8) 100%);
  z-index: 1;
}

.banner-title {
  font-size: 2.5rem;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.breadcrumb-custom .breadcrumb-item + .breadcrumb-item::before {
  color: rgba(255,255,255,0.5);
}

/* ============================================
   ABOUT INTRO - VỀ CHÚNG TÔI
   ============================================ */

.about-intro-images {
  position: relative;
}

.about-intro-img-wrapper {
  height: 220px;
  overflow: hidden;
}

.about-intro-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.about-intro-img-wrapper:hover .about-intro-img {
  transform: scale(1.08);
}

.about-exp-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
}

.exp-badge-inner {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1a8c3e, #0d6efd);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 8px 30px rgba(26, 140, 62, 0.4);
  border: 4px solid #fff;
}

.exp-number {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.exp-text {
  font-size: 0.65rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 2px;
}

.about-intro-content .section-title::after {
  margin: 12px 0 0;
}

/* ============================================
   TẦM NHÌN - SỨ MỆNH (ABOUT PAGE)
   ============================================ */

.about-vision-section {
  background: linear-gradient(180deg, #f8fdf9 0%, #f0f4f8 100%);
}

.about-vm-card {
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.3s ease;
}

.about-vm-card:hover {
  transform: translateY(-5px);
}

.vision-card-about {
  background: linear-gradient(135deg, #0a2540 0%, #1a5c3e 100%);
}

.mission-card-about {
  background: linear-gradient(135deg, #0d47a1 0%, #1565c0 100%);
}

.vm-icon-wrapper {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
}

.vm-icon-wrapper i {
  font-size: 2rem;
  color: #fff;
}

/* ============================================
   GIÁ TRỊ CỐT LÕI
   ============================================ */

.core-value-card {
  border-radius: 12px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-bottom: 3px solid transparent !important;
}

.core-value-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(0,0,0,0.1) !important;
}

.core-value-card:nth-child(1):hover, .col-lg-3:nth-child(1) .core-value-card:hover {
  border-bottom-color: #0d6efd !important;
}

.core-value-card:nth-child(2):hover, .col-lg-3:nth-child(2) .core-value-card:hover {
  border-bottom-color: #1a8c3e !important;
}

.core-value-card:nth-child(3):hover, .col-lg-3:nth-child(3) .core-value-card:hover {
  border-bottom-color: #ffc107 !important;
}

.core-value-card:nth-child(4):hover, .col-lg-3:nth-child(4) .core-value-card:hover {
  border-bottom-color: #dc3545 !important;
}

.core-value-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.core-value-card:hover .core-value-icon {
  transform: scale(1.1);
}

.core-value-icon i {
  font-size: 2rem;
}

/* ============================================
   TIMELINE
   ============================================ */

.timeline-section {
  background: linear-gradient(135deg, #0a2540 0%, #1a5c3e 100%);
  position: relative;
  overflow: hidden;
}

.timeline-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,0.03);
}

.timeline-section .section-title::after {
  background: #fff;
}

.timeline {
  position: relative;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 100%;
  background: rgba(255,255,255,0.2);
  top: 0;
}

.timeline-item {
  position: relative;
  width: 50%;
  padding-right: 50px;
  padding-bottom: 40px;
  text-align: right;
}

.timeline-item.timeline-right {
  margin-left: 50%;
  padding-right: 0;
  padding-left: 50px;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  right: -10px;
  top: 25px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #1a8c3e;
  border: 4px solid #fff;
  z-index: 2;
  box-shadow: 0 0 15px rgba(26, 140, 62, 0.5);
}

.timeline-item.timeline-right .timeline-dot {
  left: -10px;
  right: auto;
}

.dot-active {
  background: #ff6b35;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.5);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(255, 107, 53, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 107, 53, 0);
  }
}

.timeline-year {
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.timeline-card {
  border-radius: 12px;
  transition: transform 0.3s ease;
}

.timeline-card:hover {
  transform: translateY(-3px);
}

/* ============================================
   STATS (ABOUT PAGE)
   ============================================ */

.stat-item-about {
  padding: 2rem 1rem;
}

.stat-icon-about {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon-about i {
  font-size: 1.8rem;
}

/* ============================================
   COMPANY GALLERY
   ============================================ */

.company-gallery-item {
  height: 250px;
  overflow: hidden;
  position: relative;
}

.company-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.company-gallery-item:hover img {
  transform: scale(1.08);
}

/*
 * Sao Viet theme change (not part of /reference/assets/css/about.css,
 * which still has this block): .cta-section/.cta-btn moved to
 * assets/css/styles.css (loaded on every page) — see that file for
 * why.
 */

/* ============================================
   RESPONSIVE (ABOUT PAGE)
   ============================================ */

@media (max-width: 991.98px) {
  .banner-title {
    font-size: 2rem;
  }
}

@media (max-width: 991.98px) {
  .about-intro-img-wrapper {
    height: 180px;
  }
}

@media (max-width: 991.98px) {
  .exp-badge-inner {
    width: 100px;
    height: 100px;
  }
}

@media (max-width: 991.98px) {
  .exp-number {
    font-size: 1.6rem;
  }
}

@media (max-width: 991.98px) {
  .timeline::before {
    left: 30px;
  }
}

@media (max-width: 991.98px) {
  .timeline-item {
    width: 100%;
    padding-left: 70px;
    padding-right: 0;
    text-align: left;
  }
}

@media (max-width: 991.98px) {
  .timeline-item.timeline-right {
    margin-left: 0;
    padding-left: 70px;
  }
}

@media (max-width: 991.98px) {
  .timeline-dot {
    left: 21px;
    right: auto;
  }
}

@media (max-width: 991.98px) {
  .timeline-item.timeline-right .timeline-dot {
    left: 21px;
  }
}

@media (max-width: 767.98px) {
  .about-banner {
    min-height: 220px;
  }
}

@media (max-width: 767.98px) {
  .banner-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 767.98px) {
  .about-intro-img-wrapper {
    height: 150px;
  }
}

@media (max-width: 767.98px) {
  .company-gallery-item {
    height: 180px;
  }
}

/* .cta-btn responsive rule also moved to styles.css — see the note above. */

@media (max-width: 575.98px) {
  .about-intro-img-wrapper {
    height: 130px;
  }
}

@media (max-width: 575.98px) {
  .exp-badge-inner {
    width: 80px;
    height: 80px;
  }
}

@media (max-width: 575.98px) {
  .exp-number {
    font-size: 1.3rem;
  }
}

@media (max-width: 575.98px) {
  .exp-text {
    font-size: 0.55rem;
  }
}