/* ========================================
   STARTY GROUP PTE. LTD. - Corporate Website
   Modern Investment Style
   ======================================== */

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #0A1628;
  --primary-dark: #060D1A;
  --primary-light: #1E3A5F;
  --accent: #C9A961;
  --accent-light: #E8D5A8;
  --accent-dark: #B08D3E;
  --text-white: #FFFFFF;
  --text-light: rgba(255, 255, 255, 0.85);
  --text-muted: rgba(255, 255, 255, 0.6);
  --bg-dark: #0A1628;
  --bg-card: rgba(30, 58, 95, 0.3);
  --bg-card-hover: rgba(30, 58, 95, 0.5);
  --border-gold: rgba(201, 169, 97, 0.3);
  --shadow-gold: 0 0 30px rgba(201, 169, 97, 0.15);
  --gradient-primary: linear-gradient(135deg, #0A1628 0%, #1E3A5F 100%);
  --gradient-accent: linear-gradient(135deg, #C9A961 0%, #E8D5A8 100%);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-white);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Preloader */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader {
  width: 50px;
  height: 50px;
  border: 3px solid var(--border-gold);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.95);
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-white);
  text-decoration: none;
  letter-spacing: 0.5px;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text-light);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.lang-toggle {
  background: transparent;
  border: 1px solid var(--border-gold);
  color: var(--accent);
  padding: 8px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 4px;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.lang-toggle:hover {
  background: var(--accent);
  color: var(--primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-white);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-primary);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(201, 169, 97, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(30, 58, 95, 0.5) 0%, transparent 40%),
    radial-gradient(ellipse at 50% 80%, rgba(201, 169, 97, 0.05) 0%, transparent 40%);
}

.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.4;
  animation: float 8s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.3; }
  50% { transform: translateY(-100px) rotate(180deg); opacity: 0.7; }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
  max-width: 900px;
}

.hero-badge {
  display: inline-block;
  border: 1px solid var(--border-gold);
  padding: 8px 24px;
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 32px;
  animation: fadeInUp 1s ease 0.2s both;
}

.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 24px;
  animation: fadeInUp 1s ease 0.4s both;
}

.hero-title .highlight {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 1s ease 0.6s both;
}

.hero-cta {
  display: inline-flex;
  gap: 16px;
  animation: fadeInUp 1s ease 0.8s both;
}

.btn {
  display: inline-block;
  padding: 16px 40px;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  text-decoration: none;
  border-radius: 4px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--primary);
  box-shadow: 0 4px 20px rgba(201, 169, 97, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(201, 169, 97, 0.5);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: var(--primary);
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.hero-scroll span {
  display: block;
  width: 24px;
  height: 40px;
  border: 2px solid var(--border-gold);
  border-radius: 20px;
  position: relative;
}

.hero-scroll span::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
  0% { opacity: 1; top: 8px; }
  100% { opacity: 0; top: 24px; }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Stats Section */
.stats {
  padding: 80px 0;
  background: var(--primary-dark);
  position: relative;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-number {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Section Common */
.section {
  padding: 120px 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 80px;
}

.section-badge {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 16px;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.section-divider {
  width: 60px;
  height: 2px;
  background: var(--accent);
  margin: 24px auto 0;
}

/* About Section */
.about {
  background: var(--primary);
}

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

.about-content h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  margin-bottom: 24px;
  color: var(--text-white);
}

.about-content p {
  color: var(--text-light);
  margin-bottom: 16px;
  line-height: 1.8;
}

.about-image {
  position: relative;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, rgba(201, 169, 97, 0.1) 0%, rgba(30, 58, 95, 0.3) 100%);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-gold);
}

.about-image::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 20px;
  right: -20px;
  bottom: -20px;
  border: 1px solid var(--border-gold);
  border-radius: 8px;
  z-index: -1;
}

.about-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
}

.about-info {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.info-item {
  padding: 16px;
  background: var(--bg-card);
  border-radius: 8px;
  border: 1px solid var(--border-gold);
}

.info-label {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.info-value {
  font-size: 0.95rem;
  color: var(--text-white);
  font-weight: 500;
}

/* Business Sections */
.business {
  background: var(--primary-dark);
}

.business-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.business-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 12px;
  padding: 48px 36px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.business-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transition: var(--transition);
}

.business-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-8px);
  box-shadow: var(--shadow-gold);
}

.business-card:hover::before {
  transform: scaleX(1);
}

.business-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 24px;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.business-icon img,
.business-icon svg {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

.business-card h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  margin-bottom: 16px;
  color: var(--text-white);
}

.business-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.business-features {
  list-style: none;
}

.business-features li {
  color: var(--text-light);
  font-size: 0.85rem;
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.business-features li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* Projects Section */
.projects {
  background: var(--primary);
}

.project-timeline {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-gold);
  border-color: var(--accent);
}

.project-image {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
}

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

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-image-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px 16px;
  background: linear-gradient(to top, rgba(10, 22, 40, 0.9), transparent);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.project-header {
  padding: 32px;
  background: linear-gradient(135deg, rgba(201, 169, 97, 0.1) 0%, transparent 100%);
  border-bottom: 1px solid var(--border-gold);
}

.project-tag {
  display: inline-block;
  font-size: 0.7rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  padding: 4px 12px;
  border: 1px solid var(--border-gold);
  border-radius: 20px;
  margin-bottom: 16px;
}

.project-header h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  color: var(--text-white);
  margin-bottom: 8px;
}

.project-header .project-location {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.project-partner {
  font-size: 0.8rem;
  color: var(--accent);
  margin-top: 6px;
  padding-top: 8px;
  border-top: 1px dashed var(--border-gold);
}

.project-body {
  padding: 32px;
}

.project-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.metric-box {
  text-align: center;
  padding: 16px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 8px;
}

.metric-value {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  color: var(--accent);
  font-weight: 700;
}

.metric-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.project-desc {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* Engineering Section */
.engineering {
  background: var(--primary-dark);
}

.engineering-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.engineering-intro h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  margin-bottom: 24px;
}

.engineering-intro p {
  color: var(--text-light);
  margin-bottom: 20px;
  line-height: 1.8;
}

.cert-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.cert-badge {
  padding: 8px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 4px;
  font-size: 0.8rem;
  color: var(--accent);
}

.service-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.service-item {
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 8px;
  transition: var(--transition);
}

.service-item:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
}

.service-icon {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-icon img {
  width: 32px;
  height: 32px;
}

.service-item h4 {
  font-size: 0.95rem;
  color: var(--text-white);
  margin-bottom: 6px;
}

.service-item p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Contact Section */
.contact {
  background: var(--gradient-primary);
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(201, 169, 97, 0.08) 0%, transparent 60%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  position: relative;
  z-index: 2;
}

.contact-info h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  margin-bottom: 24px;
}

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

.contact-details {
  list-style: none;
}

.contact-details li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-gold);
}

.contact-details li:last-child {
  border-bottom: none;
}

.contact-details .icon {
  font-size: 1.2rem;
  color: var(--accent);
  min-width: 24px;
}

.contact-details .label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 2px;
}

.contact-details .value {
  color: var(--text-white);
  font-weight: 500;
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 12px;
  padding: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-gold);
  border-radius: 4px;
  color: var(--text-white);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.1);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

/* Footer */
.footer {
  background: var(--primary-dark);
  padding: 60px 0 30px;
  border-top: 1px solid var(--border-gold);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.footer-brand h3 span {
  color: var(--accent);
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 350px;
}

.footer-links h4 {
  font-size: 0.85rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Animations on Scroll */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Featured Project */
.featured-project {
  margin-bottom: 72px;
  padding: 40px;
  background: linear-gradient(160deg, rgba(201, 169, 97, 0.08), rgba(30, 58, 95, 0.25));
  border: 1px solid var(--border-gold);
  border-radius: 16px;
}

.featured-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 28px;
}

.featured-title {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  color: #fff;
  margin: 10px 0 8px;
}

.featured-location {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.featured-status {
  flex-shrink: 0;
  padding: 8px 18px;
  border-radius: 40px;
  font-size: 0.75rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  background: rgba(201, 169, 97, 0.1);
}

.featured-gallery {
  margin-bottom: 28px;
}

.featured-main {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: #0a1628;
}

.featured-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.featured-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 40px 20px 16px;
  font-size: 0.82rem;
  color: #fff;
  background: linear-gradient(to top, rgba(10, 22, 40, 0.92), transparent);
}

.featured-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 12px;
}

.featured-thumb {
  padding: 0;
  border: 1px solid transparent;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  background: none;
  opacity: 0.55;
  transition: var(--transition);
  aspect-ratio: 16/10;
}

.featured-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.featured-thumb:hover {
  opacity: 0.9;
}

.featured-thumb.active {
  opacity: 1;
  border-color: var(--accent);
}

.featured-body {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}

.featured-intro p {
  color: var(--text-muted);
  line-height: 1.85;
  margin-bottom: 24px;
}

.featured-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.featured-spec {
  padding: 16px 12px;
  text-align: center;
  background: rgba(10, 22, 40, 0.45);
  border: 1px solid var(--border-gold);
  border-radius: 8px;
}

.featured-spec-value {
  font-family: 'Playfair Display', serif;
  font-size: 1.15rem;
  color: var(--accent);
  margin-bottom: 4px;
}

.featured-spec-label {
  font-size: 0.7rem;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.featured-terms h4,
.featured-advantages h4 {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  color: #fff;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-gold);
}

.featured-terms ul {
  list-style: none;
}

.featured-terms li {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(201, 169, 97, 0.15);
  font-size: 0.85rem;
}

.featured-terms li span {
  color: var(--text-muted);
  flex-shrink: 0;
}

.featured-terms li strong {
  color: #fff;
  font-weight: 500;
  text-align: right;
}

.featured-advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.featured-advantage {
  padding: 20px;
  background: rgba(10, 22, 40, 0.45);
  border: 1px solid var(--border-gold);
  border-radius: 10px;
  transition: var(--transition);
}

.featured-advantage:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.featured-advantage-icon {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.featured-advantage h5 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.featured-advantage p {
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.65;
}

@media (max-width: 1024px) {
  .featured-body {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .featured-advantage-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .featured-project {
    padding: 24px 18px;
  }

  .featured-head {
    flex-direction: column;
  }

  .featured-title {
    font-size: 1.5rem;
  }

  .featured-specs {
    grid-template-columns: repeat(2, 1fr);
  }

  .featured-thumbs {
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
  }

  .featured-advantage-grid {
    grid-template-columns: 1fr;
  }

  .featured-terms li {
    flex-direction: column;
    gap: 4px;
  }

  .featured-terms li strong {
    text-align: left;
  }
}

/* Responsive */
@media (max-width: 1024px) {
  .business-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(10, 22, 40, 0.98);
    flex-direction: column;
    padding: 30px;
    gap: 20px;
    border-top: 1px solid var(--border-gold);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .about-grid,
  .engineering-grid,
  .contact-grid,
  .project-timeline {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .business-cards {
    grid-template-columns: 1fr;
  }
  
  .service-list {
    grid-template-columns: 1fr;
  }
  
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .section {
    padding: 80px 0;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .stat-item {
    padding: 10px;
  }
}