h1,
h2 {
  color: #f8d005;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
  line-height: 1.5;
}

h3,
h4 {
  color: #111827;
  margin-bottom: 20px;
  line-height: 1.5;
  letter-spacing: -0.02em;
  font-weight: 900;
}

h1 {
  font-size: 64px;
  font-family: 'Black Ops One' !important;
  font-weight: 400;
  text-transform: uppercase;
}
h2 {
  font-size: 44px;
  font-family: 'Black Ops One' !important;
  font-weight: 400;
  text-transform: uppercase;
}
h3 {
  font-size: 26px;
}
h4 {
  font-size: 20px;
  font-weight: 900;
}

p {
  font-size: 17px;
  color: #000;
  margin-bottom: 20px;
  text-align: justify;
}

.text-gold {
  color: #f8d005;
} /* Rich classic gold */
.text-white {
  color: #ffffff;
}

/*==================================================
GLOBAL LAYOUT & UTILITIES
==================================================*/
.container {
  max-width: 80%;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

section {
  padding: 100px 0;
  position: relative;
}

.bg-cream {
  background-color: #faf9f6;
} /* Ultra soft warm white */
.bg-light-grey {
  background: url(../hinhmenu/banner-cong-ty.jpg) center center / cover;
}
.bg-dark {
  background-color: #111827;
} /* Deep slate */

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

/* Geometric Background Pattern */
.pattern-dots {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(#d1d5db 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.4;
  z-index: 1;
}

.section-header {
  max-width: 1000px;
  margin: 0 auto 72px auto;
}

.section-header h2 {
  margin-bottom: 24px;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: #f8d005;
}

.section-header p {
  font-size: 19px;
  text-align: center;
  color: #000;
}

/*==================================================
CARD COMPONENT
==================================================*/
.card {
  background-color: #ffffff;
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 4px 6px 1px #00000040;
  border: 1px solid rgba(0, 0, 0, 0.03);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
  border-color: #f3f4f6;
  border-top: 4px solid #000000;
}


/* Iconography SVG */
.icon-svg {
  width: 48px;
  height: 48px;
  stroke: #f8d005;
  margin: 0 auto 20px;
}

/*==================================================
BUTTONS
==================================================*/
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 18px 40px;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  font-size: 17px;
  cursor: pointer;
  transition: all 0.4s ease;
  letter-spacing: 0.5px;
}

.btn-primary {
  background-color: #f8d005;
  color: #ffffff;
  border: 2px solid #f8d005;
  box-shadow: 0 8px 20px -6px rgba(212, 175, 55, 0.5);
}

.btn-primary:hover {
  background-color: #b5952f;
  border-color: #b5952f;
  transform: translateY(-3px);
  box-shadow: 0 12px 25px -6px rgba(212, 175, 55, 0.7);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid #fff;
  color: #fff;
}

.btn-outline:hover {
  background-color: #111827;
  color: #ffffff;
  transform: translateY(-3px);
}

/*==================================================
ANIMATIONS
==================================================*/
.reveal {
  opacity: 0;
  transform: translateY(40px) scale(0.98);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.delay-100 {
  transition-delay: 100ms;
}
.delay-200 {
  transition-delay: 200ms;
}
.delay-300 {
  transition-delay: 300ms;
}

@keyframes pulse-ring {
  0% {
    box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.4);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(212, 175, 55, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(212, 175, 55, 0);
  }
}

/*==================================================
1. HERO SECTION
==================================================*/
.hero-section {
  padding: 100px 0 100px 0;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #0f141e 0%, #1a2235 100%);
  color: #ffffff;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -20%;
  left: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(
    circle,
    rgba(212, 175, 55, 0.15) 0%,
    transparent 70%
  );
  border-radius: 50%;
  z-index: 0;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: -10%;
  width: 70%;
  height: 70%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.03) 0%,
    transparent 70%
  );
  border-radius: 50%;
  z-index: 0;
}

.hero-section h1 {
  color: #ffffff;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  background-color: rgba(212, 175, 55, 0.1);
  color: #f8d005;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 32px;
  border: 1px solid rgba(212, 175, 55, 0.2);
}

.hero-subtitle {
  font-size: 17px;
  margin-bottom: 35px;
  text-align: justify;
  color: #d1d5db;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  gap: 24px;
}

.hero-composition {
  position: relative;
  height: 480px;
}

.comp-card {
  position: absolute;
  background: rgba(255, 255, 255, 1);
  padding: 40px;
  border-radius: 24px;
  box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.comp-card h3 {
  color: #111827;
  font-weight: 900;
}
.comp-card p {
  color: #4b5563;
  text-align: left;
}

.comp-card.main-card {
  top: 0;
  right: 20px;
  width: 360px;
  z-index: 3; /* Nằm trên */
}

.comp-card.highlight-card {
  bottom: 20px;
  left: 0;
  width: 340px;
  z-index: 2; /* Nằm dưới */
}

.comp-icon-box {
  width: 64px;
  height: 64px;
  background: rgba(212, 175, 55, 0.1);
  border-radius: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 24px;
  border: 1px solid rgba(212, 175, 55, 0.2);
}

.comp-icon-box .icon-svg {
  margin-bottom: 0;
  width: 32px;
  height: 32px;
}

.comp-badge {
  position: absolute;
  bottom: 0;
  right: -20px;
  background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
  color: #ffffff;
  padding: 20px;
  border-radius: 50%;
  width: 180px;
  height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  z-index: 4;
  box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.5);
  border: 6px solid #1a2235;
}

.comp-badge strong {
  font-size: 16px;
  line-height: 1.4;
  letter-spacing: 0.5px;
  color: #f8d005;
}

/*==================================================
2. GIỚI THIỆU DOANH NGHIỆP
==================================================*/
.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.overview-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.feature-card {
  text-align: center;
}

.feature-card p {
  text-align: center;
}

/*==================================================
3. THÔNG TIN DOANH NGHIỆP
==================================================*/
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.info-card {
  display: flex;
  flex-direction: column;
  padding: 32px;
}

.info-label {
  font-size: 13px;
  color: #a81216;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
  font-weight: 600;
}

.info-value {
  font-size: 17px;
  color: #111827;
}

.info-section p {
  color: #fff;
}

/*==================================================
4. QUÁ TRÌNH PHÁT TRIỂN
==================================================*/
.timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  width: 2px;
  background-color: #f8d005;
  opacity: 0.3;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-bottom: 80px;
  position: relative;
  align-items: center;
}

.timeline-item:nth-child(even) .timeline-content {
  grid-column: 2;
}

.timeline-item:nth-child(odd) .timeline-content {
  grid-column: 1;
  text-align: right;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 24px;
  height: 24px;
  background-color: #ffffff;
  border: 5px solid #f8d005;
  border-radius: 50%;
  z-index: 2;
  animation: pulse-ring 2s infinite;
}

.timeline-year {
  display: inline-block;
  color: #f8d005;
  font-weight: 700;
  font-size: 17px;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/*==================================================
5. CƠ CẤU TỔ CHỨC
==================================================*/
.org-tree {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.org-level {
  display: flex;
  justify-content: center;
  gap: 32px;
  position: relative;
  z-index: 2;
}

.org-card {
  padding: 18px 28px;
  font-weight: 700;
  text-align: center;
  min-width: 180px;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.root-card {
  background: linear-gradient(135deg, #c00 0%, #580909 100%);
  color: #ffffff;
  border: none;
}
.director-card {
  border-top: 4px solid #c00;
}
.dept-card {
  border-top: 4px solid #f8d005;
  font-size: 16px;
}

.org-line {
  background-color: #d1d5db;
  z-index: 1;
}

.org-line.vertical {
  width: 2px;
  height: 48px;
}
.org-line.horizontal {
  width: calc(100% - 180px);
  height: 2px;
  max-width: 2000px;
}

.level-3 {
  margin-top: 48px;
  flex-wrap: wrap;
}

.level-3::before {
  content: '';
  position: absolute;
  top: -48px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
}

.level-3 .org-card {
  position: relative;
}
.level-3 .org-card::before {
  content: '';
  position: absolute;
  top: -50px;
  left: 50%;
  width: 2px;
  height: 48px;
  background-color: #d1d5db;
  transform: translateX(-50%);
}

/*==================================================
6. QUY MÔ NĂNG LỰC
==================================================*/
.capacity-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.capacity-card {
  text-align: center;
  border-top: 4px solid #f8d005;
}

.counter-wrap {
  font-size: 50px;
  font-weight: 800;
  letter-spacing: -2px;
  margin-bottom: 16px;
  display: flex;
  align-items: baseline;
  justify-content: center;
}

.capacity-grid p {
  text-align: center;
}

.unit {
  font-size: 24px;
  margin-left: 8px;
  font-weight: 600;
  letter-spacing: 0;
}

/*==================================================
7. CÔNG NGHỆ SẢN XUẤT
==================================================*/
.tech-section {
  background: linear-gradient(150deg, #000000 0%, #f8d00599 100%);
  color: #ffffff;
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}

.tech-info p {
  color: #d1d5db;
  font-size: 19px;
}

.tech-list {
  list-style: none;
  margin-top: 40px;
}

.tech-list li {
  position: relative;
  padding-left: 36px;
  margin-bottom: 20px;
  color: #f3f4f6;
  font-size: 17px;
}

.tech-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 8px;
  background-color: #f8d005;
  border-radius: 50%;
}

.tech-illustration {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.tech-circle {
  width: 360px;
  height: 360px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin-bottom: 32px;
  background: radial-gradient(
    circle,
    rgba(212, 175, 55, 0.08) 0%,
    transparent 70%
  );
  box-shadow: inset 0 0 60px rgba(0, 0, 0, 0.5);
  position: relative;
}

.tech-circle::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  animation: rotate 30s linear infinite;
}

@keyframes rotate {
  100% {
    transform: rotate(360deg);
  }
}

.brand-text {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: 3px;
}
.country-text {
  font-size: 15px;
  color: #f8d005;
  letter-spacing: 5px;
  margin-top: 12px;
}
.tech-illustration figcaption {
  font-size: 17px;
  color: #f8d005;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/*==================================================
10. THÀNH TỰU
==================================================*/
.achieve-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.achieve-card {
  text-align: center;
}
.achieve-card h3 {
  font-size: 56px;
  margin-bottom: 0;
  letter-spacing: -1px;
}
.achieve-card p {
  text-align: center;
}

/*==================================================
11. CTA
==================================================*/
.cta-card {
  background: url(../hinhmenu/banner-cta.jpg) center center / cover;
  padding: 100px 60px;
  border: 1px solid #f8d005;
  box-shadow: 0 30px 60px -15px rgba(212, 175, 55, 0.15);
}

.cta-card h2 {
  margin: 0 auto 32px auto;
  font-size: 48px;
  font-weight: 400;
  color: #c00;
  text-shadow:
    -1px -1px 0 #fff,
    1px -1px 0 #fff,
    -1px 1px 0 #fff,
    1px 1px 0 #fff;
}
.cta-card p {
  margin: 0 auto 48px auto;
  font-size: 19px;
  text-shadow:
    -1px -1px 0 #fff,
    1px -1px 0 #fff,
    -1px 1px 0 #fff,
    1px 1px 0 #fff;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 24px;
}

/*==================================================
RESPONSIVE
==================================================*/
@media (max-width: 1200px) {
  h1 {
    font-size: 48px;
  }
  h2 {
    font-size: 36px;
  }
  .info-grid,
  .capacity-grid,
  .brands-grid,
  .achieve-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-container,
  .overview-grid,
  .tech-grid,
  .quality-grid {
    gap: 40px;
  }
}

@media (max-width: 790px) {
  .container {
    padding: 0 20px;
    max-width: 95%;
  }
  section {
    padding: 80px 0;
  }

  h1 {
    font-size: 40px;
  }
  h2 {
    font-size: 27px;
  }
  h3 {
    font-size: 18px;
  }
  p {
    font-size: 16px !important;
  }

  .hero-container,
  .overview-grid,
  .tech-grid,
  .quality-grid {
    grid-template-columns: 1fr;
  }

  .counter-wrap {
    font-size: 35px;
  }

  .hero-composition {
    display: none;
  }
  .hero-section {
    padding: 80px 0;
  }

  .timeline::before {
    left: 0;
  }
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: left !important;
    margin-left: 15px;
  }
  .timeline-item:nth-child(even) .timeline-content,
  .timeline-item:nth-child(odd) .timeline-content {
    grid-column: 1;
    padding-left: 48px;
  }
  .timeline-dot {
    left: 0;
    transform: translate(-113%, -50%);
  }

  .tech-circle {
    width: 250px;
    height: 250px;
  }

  .level-3::before,
  .level-3 .org-card::before {
    display: none;
  }
  .level-3 {
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin-top: 24px;
  }

  .cta-actions {
    flex-direction: column;
  }

  .cta-card {
    padding: 60px 20px;
  }
  .cta-card h2 {
    font-size: 20px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 10px;
  }
  .info-grid,
  .capacity-grid,
  .overview-features,
  .quality-features,
  .brands-grid,
  .achieve-grid {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    flex-direction: column;
  }
  h1 {
    font-size: 30px;
  }
}