/* ==========================================================================
   LG CORPORATE - COMPONENT STYLING (css/style.css)
   ========================================================================== */

/* 1. Header, Announcement Bar & Navbar */

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

header.scrolled {
  transform: translateY(-40px);
}

body.announcement-closed header {
  transform: translateY(0) !important;
}

body.announcement-closed .announcement-bar {
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  border-bottom: none;
}

/* Announcement Bar */
.announcement-bar {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  font-size: var(--fs-body-sm);
  padding: 8px 40px 8px 20px;
  position: relative;
  overflow: hidden;
  z-index: 1001;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: max-height 0.4s ease-out, padding 0.4s ease-out, border 0.4s ease-out;
  max-height: 40px;
  pointer-events: auto;
}

.announcement-bar.closed {
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.announcement-ticker-container {
  overflow: hidden;
  width: 100%;
  max-width: 600px;
  text-align: center;
}

.announcement-bar-close {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-light-muted);
  font-size: 1.2rem;
  transition: var(--transition-fast);
}

.announcement-bar-close:hover {
  color: var(--color-accent);
}

/* Navbar */
.header-navigation {
  position: relative;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-smooth);
  pointer-events: auto;
}

.navbar-container {
  max-width: var(--container-max-width);
  margin: 20px auto;
  padding: 12px 30px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(10, 31, 51, 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

/* Scroll Active State */
header.scrolled .header-navigation {
  background: var(--glass-bg-dark);
  backdrop-filter: blur(var(--glass-backdrop-blur));
  -webkit-backdrop-filter: blur(var(--glass-backdrop-blur));
  border-bottom: 1px solid var(--glass-border-dark);
}

header.scrolled .navbar-container {
  margin: 0 auto; /* Keep centered on all displays, including 4K */
  border-radius: 0;
  border: none;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
  padding: 16px 20px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo img {
  height: clamp(32px, 3vw, 42px);
  width: auto;
  object-fit: contain;
}

/* Menu Links */
.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 32px;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: var(--fs-body-sm);
  font-weight: 500;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
  opacity: 0.85;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-accent);
  opacity: 1;
}

/* Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.btn-search-trigger {
  color: var(--color-text-light);
  opacity: 0.85;
  transition: var(--transition-fast);
  font-size: 1.1rem;
}

.btn-search-trigger:hover {
  color: var(--color-accent);
  opacity: 1;
}

.btn-menu-trigger {
  display: none;
  color: var(--color-text-light);
  font-size: 1.4rem;
}

/* Scroll Progress Bar */
.scroll-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--color-accent);
  width: 0%;
  transition: width 0.1s ease-out;
}

/* 2. Mobile Drawer Menu */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-bg-dark);
  z-index: 1002;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  padding: 40px;
}

.mobile-menu-overlay.open {
  right: 0;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 60px;
}

.mobile-menu-close {
  color: var(--color-text-light);
  font-size: 2rem;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-light);
}

.mobile-nav-link:hover {
  color: var(--color-accent);
}

/* 3. Search Overlay */
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(6, 17, 28, 0.98);
  backdrop-filter: blur(15px);
  z-index: 1003;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.search-container {
  width: 100%;
  max-width: 720px;
  padding: 20px;
  position: relative;
  text-align: center;
}

.search-close {
  position: absolute;
  top: -60px;
  right: 20px;
  color: var(--color-text-light-muted);
  font-size: 2.5rem;
  transition: var(--transition-fast);
}

.search-close:hover {
  color: var(--color-accent);
}

.search-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 2px solid rgba(255, 255, 255, 0.1);
  color: var(--color-text-light);
  font-family: var(--font-heading);
  font-size: 2rem;
  padding: 15px 0;
  outline: none;
  text-align: center;
  transition: var(--transition-smooth);
}

.search-input:focus {
  border-color: var(--color-accent);
}

.search-suggestions {
  margin-top: 40px;
  color: var(--color-text-light-muted);
}

.search-suggestion-tags {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 15px;
}

.search-tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: var(--fs-body-sm);
  color: var(--color-text-light);
  transition: var(--transition-fast);
}

.search-tag:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

/* 4. Hero Section */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 650px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--color-text-light);
  z-index: 1;
  padding-top: 80px; /* Accounts for fixed navbar overlay height */
}

/* Hero Background Video */
.hero-video-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  overflow: hidden;
  background-color: var(--color-bg-dark);
}

.hero-video-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.1); /* Standard scaling for active entry */
  transition: transform 3.5s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

/* Dark cinematic overlay */
.hero-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(
    to bottom,
    rgba(6, 17, 28, 0.8) 0%,
    rgba(6, 17, 28, 0.4) 50%,
    rgba(6, 17, 28, 0.95) 100%
  );
}

/* Hero Content Area */
.hero-content {
  position: absolute;
  bottom: 27%; /* Sits precisely in the clear zone between video text and stats panel */
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  text-align: center;
  max-width: 960px;
  width: 90%;
  margin: 0;
  padding: 0 20px;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 0; /* Reset margin since container is absolutely positioned */
}

/* Hero Background Audio Toggle Button */
.hero-audio-toggle {
  position: absolute;
  right: 5%;
  bottom: 8%; /* Sits level with the stats cards */
  z-index: 15;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  border: 1px solid var(--glass-border-dark);
  cursor: pointer;
  pointer-events: auto;
  transition: var(--transition-smooth);
}

.hero-audio-toggle:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  transform: scale(1.1);
  box-shadow: 0 0 15px rgba(230, 57, 70, 0.4);
}

@media (max-width: 768px) {
  .hero-audio-toggle {
    right: 20px;
    bottom: 20px;
  }
}

/* Mouse Scroll Indicator */
.scroll-indicator-container {
  position: absolute;
  bottom: 2%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.mouse-scroll {
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 12px;
  position: relative;
  display: flex;
  justify-content: center;
}

.mouse-scroll-dot {
  width: 4px;
  height: 8px;
  background-color: var(--color-accent);
  border-radius: var(--radius-full);
  margin-top: 6px;
}

/* 5. Trusted Companies */
.trusted-section {
  padding: 50px 0;
  background-color: #050E17;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.ticker-wrapper {
  overflow: hidden;
  width: 100%;
}

.trusted-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.25);
  margin: 0 45px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition-fast);
}

.trusted-logo:hover {
  color: rgba(255, 255, 255, 0.7);
}

/* 6. About Section */
.about-section {
  background-color: var(--color-bg-light);
}

.about-content-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}

.about-feature-item {
  display: flex;
  gap: 16px;
}

.about-feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: rgba(22, 58, 95, 0.08);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}

.about-feature-text h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-primary);
}

.about-feature-text p {
  font-size: var(--fs-body-sm);
  color: var(--color-text-muted);
  margin-top: 4px;
}

.about-media-right {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image-wrapper {
  position: relative;
  width: 85%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.about-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-badge {
  position: absolute;
  bottom: -20px;
  left: -20px;
  padding: 30px;
  text-align: center;
  color: var(--color-text-light);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.about-badge h3 {
  font-family: var(--font-numbers);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
}

.about-badge p {
  font-family: var(--font-heading);
  font-size: var(--fs-body-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 6px;
}

/* 7. Statistics Section */
.statistics-section {
  padding-top: var(--section-padding);
  padding-bottom: var(--section-padding);
  background: radial-gradient(circle at 10% 20%, rgba(10, 31, 51, 1) 0%, rgba(6, 17, 28, 1) 100%);
  color: var(--color-text-light);
  position: relative;
  overflow: hidden;
}

.statistics-section::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(230, 57, 70, 0.06) 0%, transparent 70%);
  top: -10%;
  right: -5%;
  pointer-events: none;
}

.stats-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
}

.stat-glass-card {
  text-align: center;
  padding: 50px 30px;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.stat-glass-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.stat-glass-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.stat-glass-card:hover::after {
  transform: scaleX(1);
}

.stat-icon {
  font-size: 2.2rem;
  color: var(--color-accent);
  margin-bottom: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.stat-number {
  font-family: var(--font-numbers);
  font-size: var(--fs-stats-num);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-text-light);
}

.stat-label {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--color-text-light-muted);
  margin-top: 8px;
  font-weight: 500;
}

/* 8. Services Section */
.services-section {
  background-color: var(--color-bg-light);
}

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

.service-card {
  position: relative;
  background-color: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 48px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 380px;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(10, 31, 51, 0.05);
  border-color: transparent;
}

/* Hover Image Setup */
.service-hover-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  z-index: 0;
  transform: scale(1.08);
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease;
  will-change: transform, opacity;
}

.service-card:hover .service-hover-bg {
  opacity: 0.15;
  transform: scale(1);
}

/* Deep overlay layer on hover to make text pop */
.service-overlay-dark {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(10, 31, 51, 0.95) 0%, rgba(22, 58, 95, 0.8) 100%);
  opacity: 0;
  z-index: 1;
  transition: opacity 0.5s ease;
}

.service-card:hover .service-overlay-dark {
  opacity: 1;
}

.service-content-wrapper {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.service-card:hover .service-content-wrapper {
  color: var(--color-text-light);
}

.service-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
}

.service-icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  transition: var(--transition-smooth);
}

.service-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.service-card:hover .service-icon {
  color: var(--color-accent);
}

.service-num {
  font-family: var(--font-numbers);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-muted);
  opacity: 0.35;
  transition: var(--transition-smooth);
}

.service-card:hover .service-num {
  color: var(--color-text-light);
  opacity: 0.5;
}

.service-body h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-card-title);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
  transition: var(--transition-smooth);
}

.service-card:hover .service-body h3 {
  color: var(--color-text-light);
}

.service-body p {
  font-size: var(--fs-body-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
  transition: var(--transition-smooth);
}

.service-card:hover .service-body p {
  color: var(--color-text-light-muted);
}

.service-footer {
  display: flex;
  align-items: center;
  margin-top: 32px;
  font-family: var(--font-heading);
  font-size: var(--fs-body-sm);
  font-weight: 600;
  color: var(--color-primary);
  gap: 8px;
  transition: var(--transition-smooth);
}

.service-footer svg {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover .service-footer {
  color: var(--color-accent);
}

.service-card:hover .service-footer svg {
  transform: translateX(6px);
}

/* 9. Industries Section */
.industries-section {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
}

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

.industry-card {
  position: relative;
  height: clamp(350px, 30vw, 480px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  z-index: 1;
}

.industry-card-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.industry-card:hover .industry-card-img {
  transform: scale(1.1);
}

.industry-card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(6, 17, 28, 0.1) 0%,
    rgba(6, 17, 28, 0.4) 60%,
    rgba(6, 17, 28, 0.95) 100%
  );
  z-index: 2;
  transition: var(--transition-smooth);
}

.industry-card:hover .industry-card-overlay {
  background: linear-gradient(
    to bottom,
    rgba(6, 17, 28, 0.2) 0%,
    rgba(6, 17, 28, 0.6) 40%,
    rgba(6, 17, 28, 0.98) 100%
  );
}

.industry-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 40px;
  z-index: 3;
}

.industry-tag {
  font-family: var(--font-heading);
  font-size: var(--fs-body-sm);
  text-transform: uppercase;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-bottom: 8px;
  display: block;
}

.industry-title {
  font-family: var(--font-heading);
  font-size: var(--fs-card-title);
  font-weight: 700;
  margin-bottom: 12px;
}

.industry-desc {
  font-size: var(--fs-body-sm);
  color: var(--color-text-light-muted);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, opacity 0.5s ease;
}

.industry-card:hover .industry-desc {
  max-height: 80px;
  opacity: 1;
  margin-top: 8px;
}

/* 10. Technology Solutions (Interactive Capabilities) */
.tech-section {
  background-color: var(--color-bg-light);
}

.tech-tabs-layout {
  display: grid;
  grid-template-columns: 4fr 8fr;
  gap: 48px;
  align-items: start;
}

.tech-tabs-menu {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-tech-tab {
  text-align: left;
  padding: 24px 30px;
  border-radius: var(--radius-md);
  border: 1px solid #E2E8F0;
  background-color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-smooth);
}

.btn-tech-tab svg {
  opacity: 0;
  transform: translateX(-10px);
  transition: var(--transition-smooth);
  color: var(--color-accent);
}

.btn-tech-tab.active {
  border-color: var(--color-secondary);
  background-color: var(--color-secondary);
  color: var(--color-text-light);
  box-shadow: 0 10px 25px rgba(22, 58, 95, 0.15);
}

.btn-tech-tab.active svg {
  opacity: 1;
  transform: translateX(0);
}

.tech-tab-content-panel {
  display: none;
  animation: tabFadeIn 0.5s ease-out forwards;
}

.tech-tab-content-panel.active {
  display: block;
}

@keyframes tabFadeIn {
  from {
    opacity: 0;
    transform: translateY(15px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.tech-details-card {
  background-color: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.04);
}

.tech-media {
  height: clamp(250px, 20vw, 360px);
  position: relative;
  overflow: hidden;
}

.tech-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tech-info {
  padding: 48px;
}

.tech-info h3 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  color: var(--color-primary);
  margin-bottom: 16px;
  font-weight: 700;
}

.tech-info p {
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

.tech-features-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  list-style: none;
}

.tech-features-list li {
  font-size: var(--fs-body-sm);
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

.tech-features-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
}

/* 11. Why Choose Us */
.why-section {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

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

.why-card {
  padding: 48px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border-dark);
  background: var(--glass-bg-dark);
  transition: var(--transition-smooth);
}

.why-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 255, 255, 0.15);
}

.why-card-icon {
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 24px;
}

.why-card-icon svg {
  width: 48px;
  height: 48px;
  fill: currentColor;
}

.why-card h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-card-title);
  margin-bottom: 12px;
  font-weight: 600;
}

.why-card p {
  font-size: var(--fs-body-sm);
  color: var(--color-text-light-muted);
}

/* 12. Timeline Section (Milestones Roadmap) */
.timeline-section {
  background-color: var(--color-bg-light);
}

.timeline-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 0;
}

.timeline-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: #E2E8F0;
  transform: translateX(-50%);
}

.timeline-progress {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 0%;
  background-color: var(--color-secondary);
  transition: height 0.1s ease-out;
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 20px 40px;
  box-sizing: border-box;
}

.timeline-item-left {
  left: 0;
  text-align: right;
}

.timeline-item-right {
  left: 50%;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: 30px;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  background-color: #FFFFFF;
  border: 4px solid #CBD5E1;
  z-index: 2;
  transition: var(--transition-smooth);
}

.timeline-item-left .timeline-dot {
  right: -8px;
}

.timeline-item-right .timeline-dot {
  left: -8px;
}

.timeline-item.active .timeline-dot {
  border-color: var(--color-accent);
  background-color: var(--color-accent);
  box-shadow: 0 0 0 6px rgba(230, 57, 70, 0.25);
}

.timeline-year {
  font-family: var(--font-numbers);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1;
  margin-bottom: 8px;
  transition: var(--transition-smooth);
}

.timeline-item.active .timeline-year {
  color: var(--color-accent);
}

.timeline-card {
  padding: 30px;
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
  transition: var(--transition-smooth);
}

.timeline-item.active .timeline-card {
  border-color: transparent;
  box-shadow: 0 15px 35px rgba(22, 58, 95, 0.08);
  transform: translateY(-4px);
}

.timeline-card h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-card-title);
  margin-bottom: 12px;
  font-weight: 600;
  color: var(--color-primary);
}

.timeline-card p {
  font-size: var(--fs-body-sm);
  color: var(--color-text-muted);
}

/* 13. Featured Projects */
.projects-section {
  background-color: var(--color-bg-light);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--grid-gap);
}

.project-card {
  background-color: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.02);
  transition: var(--transition-smooth);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px rgba(10, 31, 51, 0.08);
}

.project-img-wrapper {
  height: clamp(260px, 22vw, 360px);
  position: relative;
  overflow: hidden;
}

.project-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-results-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  padding: 12px 20px;
  color: var(--color-text-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-numbers);
  font-weight: 700;
  font-size: 1.1rem;
}

.project-info-box {
  padding: 40px;
}

.project-category {
  font-family: var(--font-heading);
  font-size: var(--fs-body-sm);
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.project-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.project-desc {
  font-size: var(--fs-body-sm);
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.project-results-list {
  border-top: 1px solid #F1F5F9;
  padding-top: 24px;
  display: flex;
  gap: 40px;
}

.project-metric-item {
  display: flex;
  flex-direction: column;
}

.project-metric-num {
  font-family: var(--font-numbers);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
}

.project-metric-lbl {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-top: 2px;
}

/* 14. Testimonials Slider */
.testimonials-section {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
  overflow: hidden;
  position: relative;
}

.testimonials-carousel-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: 20px 0;
}

.testimonials-track {
  display: flex;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  gap: 32px;
}

.testimonial-slide {
  flex: 0 0 calc(33.333% - 21.33px);
  min-width: 320px;
  box-sizing: border-box;
}

.testimonial-card {
  padding: 48px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-rating {
  color: #FBBF24;
  margin-bottom: 24px;
  font-size: 1.1rem;
}

.testimonial-text {
  font-size: 1.1rem;
  line-height: 1.6;
  font-style: italic;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 32px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.author-image {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 2px solid var(--color-accent);
}

.author-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-info h4 {
  font-family: var(--font-heading);
  font-size: var(--fs-body-sm);
  font-weight: 600;
  color: var(--color-text-light);
}

.author-info p {
  font-size: 0.8rem;
  color: var(--color-text-light-muted);
  margin-top: 2px;
}

/* Nav Controls */
.carousel-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 48px;
  gap: 20px;
}

.btn-carousel-nav {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-text-light);
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.btn-carousel-nav:hover {
  background-color: var(--color-accent);
  color: var(--color-text-light);
  border-color: var(--color-accent);
}

.carousel-dots {
  display: flex;
  gap: 10px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.2);
  transition: var(--transition-fast);
}

.carousel-dot.active {
  background-color: var(--color-accent);
  width: 24px;
}

/* 15. FAQ Section (Accordion) */
.faq-section {
  background-color: var(--color-bg-light);
}

.faq-accordion-box {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background-color: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item.active {
  border-color: var(--color-secondary);
  box-shadow: 0 10px 25px rgba(22, 58, 95, 0.04);
}

.faq-header {
  width: 100%;
  padding: 24px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: var(--transition-fast);
}

.faq-header:hover {
  color: var(--color-accent);
}

.faq-icon-arrow {
  color: var(--color-text-muted);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  flex-shrink: 0;
  margin-left: 20px;
}

.faq-item.active .faq-icon-arrow {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-body-content {
  padding: 0 30px 30px 30px;
  color: var(--color-text-muted);
  font-size: var(--fs-body-sm);
  line-height: 1.6;
}

/* 16. Contact CTA Section */
.cta-section {
  position: relative;
  background-size: cover;
  background-position: center;
  background-attachment: fixed; /* Parallax effect */
  color: var(--color-text-light);
  text-align: center;
  overflow: hidden;
}

.cta-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(10, 31, 51, 0.95) 0%, rgba(6, 17, 28, 0.9) 100%);
  z-index: 1;
}

.cta-container {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw + 0.5rem, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
}

.cta-desc {
  font-size: var(--fs-body);
  color: var(--color-text-light-muted);
  margin-bottom: 40px;
}

/* 17. Footer Component */
.site-footer {
  background-color: #030A12;
  color: var(--color-text-light);
  padding-top: 80px;
  padding-bottom: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-top {
  margin-bottom: 60px;
}

.footer-logo {
  margin-bottom: 24px;
}

.footer-logo img {
  height: 40px;
}

.footer-about-text {
  font-size: var(--fs-body-sm);
  color: var(--color-text-light-muted);
  margin-bottom: 30px;
  max-width: 320px;
}

.footer-social-links {
  display: flex;
  gap: 16px;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light-muted);
  transition: var(--transition-fast);
}

.social-link:hover {
  background-color: var(--color-accent);
  color: var(--color-text-light);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.footer-column-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 28px;
  position: relative;
  padding-bottom: 12px;
}

.footer-column-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-links-list a {
  font-size: var(--fs-body-sm);
  color: var(--color-text-light-muted);
}

.footer-links-list a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.footer-newsletter p {
  font-size: var(--fs-body-sm);
  color: var(--color-text-light-muted);
  margin-bottom: 20px;
}

.newsletter-form {
  display: flex;
  gap: 8px;
}

.newsletter-input {
  flex: 1;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  color: var(--color-text-light);
  outline: none;
  font-size: var(--fs-body-sm);
  transition: var(--transition-fast);
}

.newsletter-input:focus {
  border-color: var(--color-accent);
}

.btn-newsletter-submit {
  background-color: var(--color-accent);
  color: var(--color-text-light);
  width: 46px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.btn-newsletter-submit:hover {
  background-color: var(--color-accent-hover);
}

/* Footer Bottom Bar */
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copy {
  font-size: var(--fs-body-sm);
  color: var(--color-text-light-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: var(--fs-body-sm);
  color: var(--color-text-light-muted);
}

.footer-bottom-links a:hover {
  color: var(--color-accent);
}