/* HEADER */
header {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  padding: 0 60px 0 0;
  background: #f0f8ff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: box-shadow 0.3s;
  min-height: 56px;
}

header.header-scrolled {
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  order: 1;
  margin-right: auto;
  padding: 0 10px 0 0;
}

.brand-logo {
  width: auto;
  height: 56px;
  border-radius: 0;
  object-fit: cover;
  display: block;
}

.logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: #000000;
  white-space: nowrap;
}

nav {
  display: flex;
  align-items: center;
  order: 2;
}

nav a {
  margin-left: 28px;
  text-decoration: none;
  color: #555;
  font-weight: 500;
  transition: color 0.2s;
}

nav a:hover { 
  color: #3498DB;
  border-bottom: 2px solid #3498DB; 
}

/* HAMBURGER MENU */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  order: 3;
  padding: 8px;
  border-radius: 4px;
  transition: background 0.2s;
}

.hamburger:hover {
  background: rgba(37, 99, 235, 0.1);
}

.hamburger span {
  width: 24px;
  height: 3px;
  background: #3498DB;
  margin: 3px 0;
  transition: all 0.3s ease;
  border-radius: 2px;
  transform-origin: center;
  display: block;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

@media (max-width: 768px) {
  nav {
    display: none;
  }

  header {
    padding: 0 8px 0 0;
    min-height: 52px;
  }

  .brand-logo {
    height: 52px;
  }

  nav.nav-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #f0f8ff;
    padding: 20px 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    z-index: 99;
  }

  nav.nav-open a {
    margin: 8px 20px;
    padding: 12px 20px;
    text-align: center;
    border-bottom: none;
    border-radius: 8px;
    color: #555;
  }

  nav.nav-open a:hover {
    background: rgba(37, 99, 235, 0.1);
    color: #3498DB;
  }

  .nav-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 98;
  }

  .nav-backdrop.active {
    display: block;
  }
}
/* HERO */
.ab-hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  background: url('https://images.unsplash.com/photo-1486325212027-8081e485255e?w=1600&q=80') center/cover no-repeat;
}

.ab-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(15,23,42,0.85) 50%, rgba(30,58,138,0.7));
}

.ab-hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding: 60px;
  color: #fff;
}

.ab-hero-content h1 {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 18px;
}

.ab-hero-content p {
  font-size: 1.05rem;
  opacity: 0.85;
  line-height: 1.75;
}

/* INTRO SPLIT */
.ab-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: 1200px;
  margin: 80px auto;
  padding: 0 40px;
}

.ab-intro-text h2 {
  font-size: 2rem;
  font-weight: 800;
  color: #000000;
  margin: 12px 0 20px;
}

.ab-intro-text p {
  font-size: 0.95rem;
  color: #7F8C8D;
  line-height: 1.8;
  margin-bottom: 14px;
}

.ab-intro-img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: 0 16px 48px rgba(37,99,235,0.12);
}

/* UNIFIED SECTION */
.ab-unified {
  display: flex;
  flex-direction: column;
}

/* TOP STRIP: Vision, Mission, Promise */
.ab-vmp {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: #EBF4FC;
}

.ab-vmp-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 32px 32px;
  border-right: 1px solid rgba(74,144,217,0.15);
  border-bottom: 8px solid #EBF4FC;
  overflow: hidden;
  transition: background 0.4s;
  background: #fff;
}

.ab-vmp-item:last-child { border-right: none; }

.ab-vmp-item::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #BFD9F2;
  transition: width 0.4s ease;
}

.ab-vmp-item:hover::before { width: 100%; }

.ab-vmp-item:hover {
  background: #fff;
}

.ab-vmp-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 7rem;
  font-weight: 900;
  color: rgba(44,111,172,0.07);
  line-height: 1;
  position: absolute;
  bottom: 12px;
  right: 24px;
  pointer-events: none;
  user-select: none;
}

.ab-vmp-tag {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  color: #0D1B2A;
  position: relative;
  z-index: 1;
}

.ab-vmp-tag::after {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: #4A90D9;
  margin-top: 12px;
  transition: width 0.3s ease;
}

.ab-vmp-item:hover .ab-vmp-tag::after { width: 56px; }

.ab-vmp-item p {
  font-size: 0.88rem;
  color: #5A7A99;
  line-height: 1.8;
  margin: 0;
  position: relative;
  z-index: 1;
  transition: color 0.3s;
}

.ab-vmp-item:hover p { color: #0D1B2A; }

@media (max-width: 768px) {
  .ab-vmp { grid-template-columns: 1fr; }
  .ab-vmp-item { border-right: none; border-bottom: 8px solid #EBF4FC; padding: 36px 24px; text-align: center; }
  .ab-vmp-item:last-child { border-bottom: none; }
  .ab-vmp-tag::after { margin: 12px auto 0; }
}

/* CORE VALUES & OFFERINGS */
.ab-cv-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.ab-cv-inner {
  display: contents;
}

.ab-cv-col {
  display: flex;
  flex-direction: column;
  padding: 64px 52px;
}

.ab-cv-col--left {
  background: #fff;
}

.ab-cv-col--right {
  background: #f4f6f9;
}

.ab-cv-heading {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 36px;
  text-align: center;
}

.ab-cv-col--left .ab-cv-heading { color: #333; }
.ab-cv-col--right .ab-cv-heading { color: #333; }

.ab-text-list {
  width: 100%;
  display: flex;
  flex-direction: column;
}

.ab-vmp-icon {
  margin-bottom: 8px;
}

.ab-text-icon {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.ab-text-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(0,0,0,0.07);
  box-sizing: border-box;
}

.ab-text-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--primary);
  letter-spacing: 0.5px;
}

.ab-text-item p {
  font-size: 0.85rem;
  color: var(--slate);
  line-height: 1.6;
  margin: 0;
}

.ab-offerings-list {
  width: 100%;
  padding-left: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
}

.ab-off-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 0.75rem;
  color: var(--primary);
  flex-shrink: 0;
  width: 28px;
}

.ab-offerings-list li {
  counter-increment: offerings;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(74,144,217,0.15);
  font-size: 0.88rem;
  color: #5A7A99;
  box-sizing: border-box;
  transition: color 0.2s;
}

.ab-offerings-list li:hover { color: #0D1B2A; }


@media (max-width: 768px) {
  .ab-cv-section { grid-template-columns: 1fr; }
  .ab-cv-col { padding: 48px 24px; }
}

/* CORE VALUES */
.ab-values {
  background: #f8fafc;
  padding: 80px 40px;
}

.ab-values-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 52px;
}

.ab-values-header h2 {
  font-size: 2rem;
  font-weight: 800;
  color: #000000;
  margin: 10px 0 12px;
}

.ab-values-header p {
  font-size: 0.95rem;
  color: #7F8C8D;
  line-height: 1.75;
}

.ab-values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 860px;
  margin: 0 auto;
}

.ab-val-card {
  background: #fff;
  border-radius: 14px;
  padding: 36px 32px;
  border-left: 4px solid #3498DB;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  transition: transform 0.2s, box-shadow 0.2s;
}

.ab-val-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(37,99,235,0.1);
}

.ab-val-icon {
  font-size: 1.8rem;
  margin-bottom: 14px;
}

.ab-val-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #000000;
  margin-bottom: 8px;
}

.ab-val-card p {
  font-size: 0.88rem;
  color: #7F8C8D;
  line-height: 1.7;
  margin: 0;
}

/* TEAM */
.ab-team-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}

.ab-team-card {
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.07);
  transition: transform 0.2s, box-shadow 0.2s;
}

.ab-team-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 32px rgba(37,99,235,0.13);
}

.ab-team-img img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  object-position: top;
  display: block;
}

.ab-team-body {
  padding: 14px;
}

.ab-team-body h3 {
  font-size: 0.88rem;
  font-weight: 700;
  color: #000000;
  margin-bottom: 4px;
}

.ab-team-role {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #3498DB;
  margin-bottom: 8px;
}

.ab-team-body p {
  font-size: 0.78rem;
  color: #7F8C8D;
  line-height: 1.55;
}

@media (max-width: 1100px) {
  .ab-team-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 600px) {
  .ab-team-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .ab-team-img img { height: 150px; }
  .ab-team-body { padding: 10px; }
  .ab-team-body h3 { font-size: 0.82rem; }
  .ab-team-role { font-size: 0.65rem; }
  .ab-team-body p { display: none; }
}

/* WHY CHOOSE US STRIP */
.ab-why-strip {
  background: #000000;
  padding: 36px 40px;
}

.ab-why-strip-inner {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  max-width: 1100px;
  margin: 0 auto;
}

.ab-why-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 32px;
  border-right: 1px solid rgba(255,255,255,0.1);
  color: #e2e8f0;
}

.ab-why-item:last-child { border-right: none; }

.ab-why-item span { font-size: 1.4rem; }

.ab-why-item p {
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .ab-intro { grid-template-columns: 1fr; gap: 36px; }
  .ab-mv { grid-template-columns: 1fr; }
  .ab-hero-content { padding: 40px 24px; }
  .ab-hero-content h1 { font-size: 2rem; }
  .ab-intro { padding: 0 24px; margin: 48px auto; }
  .ab-mv { padding: 0 24px; }
  .ab-values { padding: 60px 24px; }
  .ab-why-strip { padding: 24px; }
  .ab-why-item { padding: 10px 16px; }
}

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

@media (max-width: 560px) {
  .ab-why-strip-inner { flex-direction: column; align-items: center; }
  .ab-why-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); width: 100%; justify-content: center; }
  .ab-why-item:last-child { border-bottom: none; }
}

@media (max-width: 768px) {
  .ab-team-grid { grid-template-columns: repeat(3, 1fr); }
  .ab-team-img img { height: 160px; }
  .ab-team-body { padding: 12px; }
  .ab-team-body h3 { font-size: 0.85rem; }
  .ab-team-body p { font-size: 0.8rem; }
}

@media (max-width: 480px) {
  .ab-team-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .ab-team-img img { height: 140px; }
  .ab-team-body { padding: 10px; }
  .ab-team-body h3 { font-size: 0.8rem; }
  .ab-team-role { font-size: 0.68rem; }
  .ab-team-body p { font-size: 0.75rem; line-height: 1.5; }
}

@media (max-width: 768px) {
  .ab-team-img img { height: 200px; }
  .ab-team-body p { display: block; font-size: 0.8rem; }
}

@media (max-width: 480px) {
  .ab-team-img img { height: 180px; }
  .ab-team-body p { display: block; font-size: 0.75rem; line-height: 1.5; }
}