/* ========================================
   DALI Enterprise - Multi-page Corporate Website
   ======================================== */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Montserrat', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: #ffffff;
  background: #0f172a;
  font-weight: 300;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.5px;
}

a {
  color: #fb923c;
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #fdba74;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ========================================
   Navigation Bar
   ======================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(15, 23, 42, 0.98);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #fb923c 0%, #f97316 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
}

.logo-text {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fb923c;
  line-height: 1.2;
  font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
  letter-spacing: 1px;
}

.nav-menu {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.nav-menu a {
  color: #cbd5e1;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-family: 'Montserrat', 'Noto Sans SC', sans-serif;
  letter-spacing: 0.3px;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: #fb923c;
  background: rgba(251, 146, 60, 0.1);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: #fb923c;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ========================================
   Hero Slider
   ======================================== */

.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.hero-slider {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1;
}

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

.hero-slider h1 {
  font-size: 4.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #fb923c 0%, #f97316 50%, #fb923c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
  letter-spacing: 1.5px;
}

.hero-slider .divider {
  color: #475569;
  margin: 0 1rem;
  font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
}

.hero-slider .tagline {
  font-size: 1.5rem;
  color: #cbd5e1;
  margin: 1.5rem 0;
  font-weight: 300;
  letter-spacing: 0.5px;
}

.hero-slider .base {
  font-size: 1.15rem;
  color: #94a3b8;
  margin: 0.5rem 0;
  font-weight: 300;
}

.hero-slider .since {
  font-size: 1rem;
  color: #64748b;
  margin-top: 1.5rem;
  font-weight: 500;
  letter-spacing: 1px;
}

.hero-cta {
  margin-top: 2.5rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Slider Controls */
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(251, 146, 60, 0.2);
  border: 1px solid rgba(251, 146, 60, 0.4);
  color: #fff;
  font-size: 2.5rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.slider-btn:hover {
  background: rgba(251, 146, 60, 0.4);
  transform: translateY(-50%) scale(1.1);
}

.slider-btn.prev {
  left: 2rem;
}

.slider-btn.next {
  right: 2rem;
}

.slider-dots {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.75rem;
  z-index: 10;
}

.slider-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: 1px solid rgba(251, 146, 60, 0.5);
  cursor: pointer;
  transition: all 0.3s ease;
}

.slider-dots .dot.active {
  background: #fb923c;
  transform: scale(1.2);
  box-shadow: 0 0 10px rgba(251, 146, 60, 0.5);
}

.slider-dots .dot:hover {
  background: rgba(251, 146, 60, 0.6);
}

/* ========================================
   Hero Section (simple)
   ======================================== */

.hero-simple {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-simple::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(251, 146, 60, 0.1) 0%, transparent 70%);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, #fb923c, #f97316);
  color: #fff;
  border-color: #fb923c;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #fdba74, #fb923c);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(251, 146, 60, 0.3);
}

.btn-outline {
  background: transparent;
  color: #fb923c;
  border-color: #fb923c;
}

.btn-outline:hover {
  background: rgba(251, 146, 60, 0.1);
  color: #fdba74;
}

/* ========================================
   Sections
   ======================================== */

.section {
  padding: 5rem 0;
}

.section.bg-dark {
  background: #1e293b;
}

.section h2 {
  font-size: 2.5rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 0.75rem;
  color: #ffffff;
  font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
  letter-spacing: 1px;
}

.section h3 {
  font-size: 1.5rem;
  color: #fb923c;
  margin-bottom: 1rem;
  font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
  font-weight: 600;
}

.section-subtitle {
  text-align: center;
  color: #94a3b8;
  margin-bottom: 3rem;
  font-size: 1.05rem;
  font-style: italic;
}

.page-banner {
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1;
}

.page-banner .container {
  position: relative;
  z-index: 2;
}
  padding: 7rem 0 3rem;
  text-align: center;
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
}

.page-header h1 {
  font-size: 3.5rem;
  background: linear-gradient(135deg, #fb923c 0%, #f97316 50%, #fb923c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.page-header p {
  color: #94a3b8;
  font-size: 1.1rem;
}

/* ========================================
   Feature Cards
   ======================================== */

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.feature-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(251, 146, 60, 0.3);
}

.feature-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: #fb923c;
}

.feature-card p {
  color: #94a3b8;
  font-size: 0.95rem;
}

/* ========================================
   Two Column
   ======================================== */

.two-column {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  margin-top: 2rem;
}

@media (max-width: 768px) {
  .two-column {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   Cards & Lists
   ======================================== */

.card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
}

.checklist {
  list-style: none;
}

.checklist li {
  padding: 0.6rem 0;
  padding-left: 1.8rem;
  position: relative;
  color: #cbd5e1;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #fb923c;
  font-weight: bold;
}

/* ========================================
   Stats Bar
   ======================================== */

.stats-bar {
  display: flex;
  justify-content: space-around;
  margin-top: 3rem;
  padding: 2rem;
  background: rgba(251, 146, 60, 0.1);
  border-radius: 16px;
  flex-wrap: wrap;
  gap: 2rem;
}

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

.stat-number {
  display: block;
  font-size: 2.8rem;
  font-weight: 800;
  color: #fb923c;
}

.stat-label {
  color: #94a3b8;
  font-size: 0.95rem;
}

/* ========================================
   Tables
   ======================================== */

.comparison-table, .factory-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 2rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  overflow: hidden;
}

.comparison-table th, .factory-table th,
.comparison-table td, .factory-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.comparison-table th, .factory-table th {
  background: rgba(251, 146, 60, 0.2);
  color: #fdba74;
  font-weight: 600;
}

.comparison-table td, .factory-table td {
  color: #cbd5e1;
}

.comparison-table tr:last-child td, .factory-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover td, .factory-table tr:hover td {
  background: rgba(255, 255, 255, 0.05);
}

.highlight {
  background: rgba(251, 146, 60, 0.15) !important;
}

.success { color: #4ade80; }
.warning { color: #fbbf24; }
.danger { color: #f87171; }

/* ========================================
   Highlight Box
   ======================================== */

.highlight-box {
  margin-top: 2rem;
  padding: 1.5rem;
  background: rgba(251, 146, 60, 0.15);
  border-left: 4px solid #fb923c;
  border-radius: 8px;
  text-align: center;
}

/* ========================================
   Products Grid
   ======================================== */

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.product-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.product-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.08);
}

.product-card h3 {
  color: #fb923c;
  margin-bottom: 0.5rem;
}

.product-card p {
  color: #94a3b8;
  font-size: 0.95rem;
}

.product-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.product-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 1rem;
}

/* ========================================
   Cert Grid
   ======================================== */

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.cert-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.cert-card:hover {
  transform: translateY(-3px);
  border-color: rgba(251, 146, 60, 0.3);
}

.cert-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.cert-card h3 {
  color: #fb923c;
  margin-bottom: 0.5rem;
}

/* ========================================
   Brands
   ======================================== */

.brands-section {
  margin-bottom: 3rem;
}

.brands-section h3 {
  color: #fb923c;
  margin-bottom: 1.5rem;
  text-align: center;
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
}

.brand-item {
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  text-align: center;
  font-weight: 600;
  color: #cbd5e1;
  transition: all 0.3s ease;
}

.brand-item:hover {
  background: rgba(251, 146, 60, 0.15);
  transform: scale(1.05);
}

/* ========================================
   Process Steps
   ======================================== */

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.process-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.process-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(251, 146, 60, 0.3);
}

.process-step {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #fb923c 0%, #f97316 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  margin: 0 auto 1rem;
}

/* ========================================
   Timeline
   ======================================== */

.timeline {
  position: relative;
  max-width: 800px;
  margin: 3rem auto;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(251, 146, 60, 0.3);
}

.timeline-item {
  position: relative;
  padding: 0 0 2rem 2rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 5px;
  width: 12px;
  height: 12px;
  background: #fb923c;
  border-radius: 50%;
  border: 3px solid #0f172a;
}

.timeline-year {
  font-weight: 700;
  color: #fb923c;
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.timeline-content {
  color: #cbd5e1;
}

/* ========================================
   Contact
   ======================================== */

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.contact-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.contact-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(251, 146, 60, 0.3);
}

.contact-card h3 {
  color: #fb923c;
  margin-bottom: 1rem;
}

.contact-card p {
  color: #94a3b8;
  margin: 0.4rem 0;
}

.contact-card.highlight {
  background: rgba(251, 146, 60, 0.1);
  border-color: rgba(251, 146, 60, 0.3);
}

.contact-card .contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: #fb923c;
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 0.5rem;
}

.contact-card .contact-link:hover {
  color: #fdba74;
}

/* ========================================
   Sponsors / Partners on Home
   ======================================== */

.sponsors-bar {
  padding: 3rem 0;
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.sponsors-label {
  text-align: center;
  color: #64748b;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 2rem;
}

.sponsors-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.sponsor-item {
  padding: 0.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  color: #64748b;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.sponsor-item:hover {
  color: #fb923c;
  background: rgba(251, 146, 60, 0.08);
  border-color: rgba(251, 146, 60, 0.2);
}

/* ========================================
   Footer
   ======================================== */

.footer {
  padding: 3rem 0;
  text-align: center;
  background: #0a0f1e;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-logo .logo-icon {
  width: 35px;
  height: 35px;
  font-size: 1.2rem;
}

.footer-logo span {
  font-size: 1.2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fb923c 0%, #f97316 50%, #fb923c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
  letter-spacing: 1px;
}

.footer p {
  color: #475569;
  margin: 0.4rem 0;
  font-size: 0.9rem;
}

.footer-links {
  margin-top: 1.5rem;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.footer-links a {
  color: #64748b;
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: #fb923c;
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
  .hero-slider h1 {
    font-size: 3.2rem;
  }
  
  .section h2 {
    font-size: 2rem;
  }
  
  .slider-btn {
    width: 40px;
    height: 40px;
    font-size: 2rem;
  }
  
  .slider-btn.prev { left: 1rem; }
  .slider-btn.next { right: 1rem; }
}

/* ========================================
   Responsive — Mobile (≤768px)
   ======================================== */

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.98);
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.25rem;
    display: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .nav-menu a {
    padding: 0.75rem 1rem;
    display: block;
    width: 100%;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-container {
    padding: 0.75rem 1rem;
  }
  
  /* Slider Mobile */
  .hero-slider h1 {
    font-size: 2rem;
  }
  
  .hero-slider .tagline {
    font-size: 1rem;
  }
  
  .slider-btn {
    width: 36px;
    height: 36px;
    font-size: 1.5rem;
  }
  
  .slider-btn.prev { left: 0.5rem; }
  .slider-btn.next { right: 0.5rem; }
  
  .slider-dots .dot {
    width: 10px;
    height: 10px;
  }
  
  /* Banner Mobile */
  .page-banner {
    padding: 8rem 0 4rem !important;
  }
  
  .page-banner h1 {
    font-size: 2rem !important;
  }
  
  .page-banner p {
    font-size: 0.95rem !important;
    padding: 0 1rem;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  .section h2 {
    font-size: 1.75rem;
  }
  
  .stats-bar {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .features-grid,
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .brands-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }
  
  .process-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    flex-direction: column;
    align-items: center;
  }
}

/* ========================================
   Responsive — Tablet (769-1024px)
   ======================================== */

@media (min-width: 769px) and (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .brands-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}