/* NUHA LIMITED - Official Corporate Website Stylesheet (Executive Light Theme) */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Brand Palette */
  --primary: #FF8C1A;
  --primary-hover: #E07307;
  --primary-light: #FFF4E6;
  --primary-glow: rgba(255, 140, 26, 0.25);
  
  --secondary: #162933;
  --secondary-light: #233C4A;
  
  /* Surfaces & Backgrounds */
  --bg-main: #FFFFFF;
  --bg-surface: #F8FAFC;
  --bg-subtle: #F1F5F9;
  --card-bg: #FFFFFF;
  --glass-bg: rgba(255, 255, 255, 0.94);
  --glass-border: rgba(15, 23, 42, 0.08);
  --border-light: #E2E8F0;
  
  /* Typography */
  --text-main: #0F172A;
  --text-sub: #334155;
  --text-muted: #64748B;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.04);
  --shadow-main: 0 12px 32px rgba(15, 23, 42, 0.08);
  --shadow-hover: 0 20px 40px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 8px 25px rgba(255, 140, 26, 0.35);
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Containers & Utilities */
.container {
  width: 90%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

.section-padding {
  padding: 100px 0;
}

.text-gradient {
  background: linear-gradient(135deg, #0F172A 30%, #E07307 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-primary {
  color: var(--primary-hover);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--primary-light);
  border: 1px solid rgba(255, 140, 26, 0.3);
  color: #E07307;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
  color: var(--text-main);
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  color: #FFFFFF;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #FF9933 0%, var(--primary-hover) 100%);
  box-shadow: 0 12px 30px rgba(255, 140, 26, 0.45);
}

.btn-outline {
  background: #FFFFFF;
  color: var(--text-main);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  background: var(--bg-subtle);
  border-color: #CBD5E1;
  transform: translateY(-2px);
}

/* Header & Glass Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: var(--transition);
  padding: 12px 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-sub);
  position: relative;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-hover);
}

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.nav-actions .btn {
  padding: 10px 20px;
  font-size: 0.9rem;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  padding-top: 130px;
  padding-bottom: 80px;
  display: flex;
  align-items: center;
  background: radial-gradient(circle at 80% 20%, #FFF9F2 0%, #FFFFFF 70%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.4rem;
  line-height: 1.15;
  margin-bottom: 24px;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 50px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 30px;
  border-top: 1px solid var(--border-light);
}

.stat-item h3 {
  font-size: 2.2rem;
  color: var(--primary-hover);
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-card-wrapper {
  position: relative;
}

.hero-image-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-main);
}

.hero-image-card img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.hero-floating-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-main);
  display: flex;
  align-items: center;
  gap: 16px;
}

.floating-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  color: var(--primary-hover);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.floating-text h4 {
  font-size: 1rem;
  color: var(--text-main);
}

.floating-text p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* About Section */
.about {
  background: var(--bg-surface);
  position: relative;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-img-box {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-main);
}

.about-img-box img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}

.experience-badge {
  position: absolute;
  top: 24px;
  right: 24px;
  background: var(--primary);
  color: #FFFFFF;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 800;
  box-shadow: var(--shadow-main);
}

.experience-badge span {
  display: block;
  font-size: 1.8rem;
  line-height: 1;
}

.about-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.highlight-card {
  padding: 20px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.highlight-card h4 {
  color: var(--primary-hover);
  font-size: 1.1rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.highlight-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 30px;
}

.service-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 140, 26, 0.4);
  box-shadow: var(--shadow-hover);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 14px;
  background: var(--primary-light);
  color: var(--primary-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  margin-bottom: 24px;
}

.service-card h3 {
  font-size: 1.35rem;
  margin-bottom: 14px;
}

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

.service-list {
  list-style: none;
}

.service-list li {
  font-size: 0.88rem;
  color: var(--text-sub);
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-list li::before {
  content: '✓';
  color: var(--primary-hover);
  font-weight: bold;
}

/* Material & Asset Gallery */
.gallery-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.tab-btn {
  padding: 10px 24px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  color: var(--text-sub);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.tab-btn:hover,
.tab-btn.active {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  font-weight: 600;
}

.asset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.asset-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.asset-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 140, 26, 0.4);
  box-shadow: var(--shadow-hover);
}

.asset-img-wrap {
  position: relative;
  height: 230px;
  overflow: hidden;
}

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

.asset-card:hover .asset-img-wrap img {
  transform: scale(1.08);
}

.asset-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.asset-card:hover .asset-overlay {
  opacity: 1;
}

.zoom-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.asset-info {
  padding: 20px;
}

.asset-info span {
  font-size: 0.8rem;
  color: var(--primary-hover);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.asset-info h4 {
  font-size: 1.15rem;
  margin: 6px 0 8px;
}

.asset-info p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Quality & ATIC Section */
.atic-banner {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(22, 41, 51, 0.95) 100%), url('images/hero_cinematic.png') center/cover;
  border-radius: var(--radius-lg);
  padding: 60px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-main);
  color: #FFFFFF;
}

.atic-banner h2 {
  color: #FFFFFF;
}

.atic-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
}

.atic-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.atic-item {
  display: flex;
  gap: 14px;
}

.atic-item-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 140, 26, 0.25);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* Global Presence Map / Cards */
.global-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.location-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: var(--transition);
}

.location-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.flag-icon {
  font-size: 2rem;
  line-height: 1;
}

.location-info h4 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}

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

/* RFQ & Quote Calculator */
.calculator-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 50px;
  box-shadow: var(--shadow-main);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-sub);
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-hover);
  box-shadow: 0 0 0 3px rgba(255, 140, 26, 0.15);
}

.calc-summary-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.estimate-price {
  font-size: 2.2rem;
  color: var(--primary-hover);
  font-weight: 800;
  margin: 16px 0;
}

/* Contact Footer */
.footer {
  background: #0E1721;
  color: #F8FAFC;
  border-top: 1px solid var(--glass-border);
  padding-top: 80px;
  padding-bottom: 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  color: #FFFFFF;
}

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

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.9rem;
}

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

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

.contact-info-list li {
  display: flex;
  gap: 12px;
  color: #CBD5E1;
  font-size: 0.9rem;
  margin-bottom: 14px;
}

.contact-info-list i {
  color: var(--primary);
}

.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: #94A3B8;
  font-size: 0.85rem;
}

/* Lightbox Modal */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(10px);
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal.active {
  display: flex;
}

.modal-content {
  position: relative;
  max-width: 900px;
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.modal-content img {
  width: 100%;
  max-height: 80vh;
  object-fit: contain;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .nav-links {
    gap: 14px;
  }
  .nav-links a {
    font-size: 0.82rem;
  }
}

@media (max-width: 1080px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    flex-direction: column;
    padding: 24px;
    gap: 18px;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-main);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-toggle {
    display: block;
  }

  .hero-grid,
  .about-grid,
  .atic-grid,
  .calc-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero-content h1 {
    font-size: 2.8rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.2rem;
  }
  
  .stats-grid,
  .atic-features,
  .about-highlights {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .calculator-box,
  .atic-banner {
    padding: 30px 20px;
  }
}