/* ============================================
   EXCELERO OVERSEAS - Modern Industrial Website
   ============================================ */

/* Lovelo Black - Heading font (place .woff2/.woff in ../fonts/ or link in HTML) */
@font-face {
  font-family: 'Lovelo Black';
  src: url('../fonts/Lovelo-Black.woff2') format('woff2'),
       url('../fonts/Lovelo-Black.woff') format('woff');
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

/* CSS Variables - Dark Blue & Light Blue Theme */
:root {
  --primary: #0e3a5f;
  --primary-light: #134e6f;
  --accent: #38bdf8;
  --accent-hover: #7dd3fc;
  --accent-dim: rgba(56, 189, 248, 0.15);
  --secondary: #0d2137;
  --dark: #0a1628;
  --darker: #05101c;
  --light: #e0f2fe;
  --content: #b8d4e8;
  --gray: #7a8fa3;
  --gray-light: #a8c5dc;
  --white: #ffffff;
  --gradient-metal: linear-gradient(135deg, #134e6f 0%, #0e3a5f 50%, #0a1628 100%);
  --gradient-accent: linear-gradient(135deg, #38bdf8 0%, #7dd3fc 100%);
  --gradient-dark: linear-gradient(180deg, #05101c 0%, #0a1628 40%, #0e3a5f 100%);
  --gradient-green-tint: linear-gradient(180deg, #0a1628 0%, rgba(56,189,248,0.06) 100%);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.25);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.35);
  --shadow-accent: 0 8px 30px rgba(56,189,248,0.4);
  --accent-glow: 0 0 40px rgba(56,189,248,0.2);
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Lovelo Black', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

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

body {
  font-family: var(--font-body);
  background: var(--darker);
  background-image:
    radial-gradient(ellipse 120% 80% at 90% 10%, rgba(56,189,248,0.06) 0%, transparent 50%),
    radial-gradient(ellipse 80% 60% at 10% 90%, rgba(56,189,248,0.04) 0%, transparent 45%),
    linear-gradient(180deg, #05101c 0%, #0a1628 40%, #0e3a5f 100%);
  background-attachment: fixed;
  color: var(--content);
  line-height: 1.7;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

/* Typography - Clear, visible headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: 0.01em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
}

h4 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
}

p {
  color: var(--content);
  font-size: 1.05rem;
}

/* Container */
.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--dark);
  box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(56,189,248,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--dark);
  border-color: var(--white);
}

/* Section Styling */
.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-subtitle {
  display: inline-block;
  color: var(--accent);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 15px;
  position: relative;
  padding: 0 20px;
}

.section-subtitle::before,
.section-subtitle::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 30px;
  height: 2px;
  background: var(--accent);
}

.section-subtitle::before { left: -30px; }
.section-subtitle::after { right: -30px; }

.section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.3;
}

.section-desc {
  max-width: 900px;
  margin: 0 auto;
  color: var(--content);
}

/* ============================================
   TOP BAR
   ============================================ */
.top-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1001;
  background: transparent;
  padding: 12px 0;
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.top-bar.scrolled {
  background: var(--darker);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.top-contact {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}

.top-contact a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-light);
  font-size: 0.9rem;
}

.top-contact a:hover {
  color: var(--accent);
}

.top-contact i {
  color: var(--accent);
  font-size: 1rem;
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-links a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
  color: var(--gray-light);
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--accent);
  color: var(--dark);
  transform: translateY(-3px);
}

/* ============================================
   HEADER / NAVBAR
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(2,8,16,0.98);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-md);
  border-bottom: 3px solid var(--accent);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo img {
  height: 68px;
  width: auto;
  max-width: 280px;
  object-fit: contain;
  display: block;
}

/* Header logo */
.header .logo img {
  height: 72px;
  max-width: 300px;
}

/* Footer logo - slightly larger */
.footer .logo img {
  height: 76px;
  max-width: 320px;
}

.logo-icon {
  width: 50px;
  height: 50px;
  background: var(--gradient-accent);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--dark);
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 20px;
  color: var(--light);
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: 8px;
  transition: var(--transition);
}

.nav-link:hover {
  background: rgba(255,255,255,0.05);
  color: var(--accent);
}

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

/* Dropdown */
.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 250px;
  background: var(--primary);
  border-radius: 16px;
  padding: 15px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,0.1);
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(5px);
}

.dropdown-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 15px;
  color: var(--gray-light);
  border-radius: 10px;
  font-size: 0.95rem;
  transition: var(--transition);
}

.dropdown-link:hover {
  background: rgba(56,189,248,0.2);
  color: var(--accent);
  transform: translateX(5px);
}

.dropdown-link i {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.05);
  border-radius: 8px;
  font-size: 0.9rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 10px;
}

.menu-toggle span {
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 3px;
  transition: var(--transition);
}

/* ============================================
   HERO SLIDER
   ============================================ */
.hero {
  position: relative;
  width: 100%;
  min-width: 100%;
  height: 100vh;
  min-height: 100vh;
  overflow: hidden;
  margin: 0;
  padding: 0;
}

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

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1s ease, visibility 1s ease;
}

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

.hero-slide::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(180deg, transparent 40%, rgba(56,189,248,0.06) 100%),
    linear-gradient(135deg, rgba(14,58,95,0.72) 0%, rgba(10,22,40,0.78) 50%, rgba(5,16,28,0.82) 100%);
  z-index: 1;
}

.hero-slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary-light);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.1);
  transition: transform 8s ease;
}

.hero-slide.active .hero-slide-bg {
  transform: scale(1);
}

.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  text-align: center;
  width: 90%;
  max-width: 900px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(56,189,248,0.25);
  border: 1px solid rgba(56,189,248,0.45);
  padding: 10px 25px;
  border-radius: 50px;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 25px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.2s;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 4.5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--white);
  margin-bottom: 25px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.4s;
  line-height: 1.2;
}

.hero-title span {
  color: var(--accent);
  position: relative;
}

.hero-desc {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.6s;
}

.hero-btns {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.8s;
}

/* Slider Controls */
.slider-controls {
  position: absolute;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 15px;
  z-index: 10;
}

.slider-dot {
  width: 12px;
  height: 12px;
  background: rgba(255,255,255,0.3);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  background: var(--accent);
  width: 40px;
  border-radius: 10px;
}

.slider-arrows {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  padding: 0 30px;
  z-index: 10;
  pointer-events: none;
}

.slider-arrow {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  color: var(--white);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
  pointer-events: auto;
}

.slider-arrow:hover {
  background: var(--accent);
  color: var(--dark);
  transform: scale(1.1);
}

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

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(56,189,248,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

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

.about-image {
  position: relative;
}

.about-img-wrapper {
  position: relative;
  border-radius: 30px;
  overflow: hidden;
}

.about-img-wrapper img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.about-img-wrapper:hover img {
  transform: scale(1.05);
}

.about-experience {
  position: absolute;
  bottom: -30px;
  right: -30px;
  background: var(--gradient-accent);
  padding: 30px 40px;
  border-radius: 20px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.about-experience h3 {
  font-size: 3rem;
  color: var(--dark);
  line-height: 1;
}

.about-experience p {
  color: var(--dark);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
}

.about-content {
  padding-left: 20px;
}

.about-content .section-subtitle {
  text-align: left;
  padding-left: 0;
}

.about-content .section-subtitle::before {
  display: none;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: 25px;
  font-size: clamp(1.5rem, 3.2vw, 2.25rem);
}

.about-text {
  color: var(--content);
  font-size: 1.05rem;
  margin-bottom: 35px;
  line-height: 1.9;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 15px;
}

.about-feature i {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(56,189,248,0.2);
  border-radius: 12px;
  color: var(--accent);
  font-size: 1.2rem;
}

.about-feature span {
  font-weight: 600;
  color: var(--light);
}

.about-btns {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  background: var(--dark);
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background: linear-gradient(135deg, rgba(14,58,95,0.5) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-left: 4px solid var(--accent);
  border-radius: 24px;
  padding: 40px 35px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-10px);
  border-left-color: var(--accent-hover);
  box-shadow: var(--shadow-lg), var(--accent-glow);
}

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

.service-icon {
  width: 90px;
  height: 90px;
  margin: 0 auto 25px;
  background: rgba(56,189,248,0.2);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--accent);
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--accent);
  color: var(--dark);
  transform: rotateY(180deg);
}

.service-card h4 {
  color: var(--white);
  margin-bottom: 15px;
}

.service-card p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--content);
}

/* ============================================
   SPECIALIZATION SECTION
   ============================================ */
.specialization {
  background: var(--primary);
  position: relative;
  overflow: hidden;
}

.specialization::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
  z-index: 1;
}

.spec-column h4 {
  color: var(--accent);
  font-size: 1.1rem;
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 2px solid rgba(56,189,248,0.45);
  display: flex;
  align-items: center;
  gap: 10px;
}

.spec-column h4 i {
  font-size: 1.3rem;
}

.spec-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.spec-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--gray-light);
  padding: 12px 15px;
  background: rgba(255,255,255,0.03);
  border-radius: 10px;
  transition: var(--transition);
  cursor: pointer;
}

.spec-list li:hover {
  background: rgba(56,189,248,0.2);
  color: var(--white);
  transform: translateX(10px);
}

.spec-list li::before {
  content: '→';
  color: var(--accent);
  font-weight: bold;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
  background: linear-gradient(135deg, var(--accent) 0%, #0ea5e9 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
}

.cta::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
}

.cta-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-title {
  color: var(--dark);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 15px;
}

.cta-subtitle {
  color: var(--dark);
  font-size: 1.2rem;
  margin-bottom: 35px;
  opacity: 0.9;
}

.cta .btn {
  background: var(--dark);
  color: var(--white);
}

.cta .btn:hover {
  background: var(--primary);
  box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

/* ============================================
   STATS SECTION
   ============================================ */
.stats {
  background: var(--darker);
  padding: 80px 0;
}

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

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

.stat-item::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 1px;
  height: 60%;
  background: rgba(255,255,255,0.1);
}

.stat-item:last-child::after {
  display: none;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 10px;
}

.stat-number span {
  font-size: 2rem;
}

.stat-label {
  font-family: var(--font-heading);
  color: var(--content);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.testimonials::before {
  content: '"';
  position: absolute;
  top: 50px;
  left: 50px;
  font-size: 20rem;
  font-family: Georgia, serif;
  color: rgba(56,189,248,0.1);
  line-height: 1;
}

.testimonial-slider-wrapper {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  padding: 0 20px;
}

.testimonial-slider {
  position: relative;
  min-height: 320px;
}

.testimonial-item {
  text-align: center;
  padding: 20px;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.testimonial-item.active {
  position: relative;
  opacity: 1;
  visibility: visible;
}

.testimonial-text {
  font-size: 1.4rem;
  color: var(--light);
  font-style: italic;
  line-height: 1.8;
  margin-bottom: 40px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.testimonial-avatar {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--dark);
  font-weight: 700;
}

.testimonial-info h5 {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: 5px;
}

.testimonial-info span {
  color: var(--accent);
  font-size: 0.95rem;
}

.testimonial-stars {
  display: flex;
  justify-content: center;
  gap: 5px;
  margin-bottom: 30px;
}

.testimonial-stars i {
  color: var(--accent);
  font-size: 1.2rem;
}

.testimonial-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 40px;
  padding-top: 20px;
}

.testimonial-dots {
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: center;
  flex-wrap: nowrap;
}

.testimonial-dot {
  width: 12px;
  height: 12px;
  min-width: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.testimonial-dot:hover {
  background: rgba(255,255,255,0.5);
}

.testimonial-dot.active {
  background: var(--accent);
  width: 36px;
  min-width: 36px;
  border-radius: 10px;
}

.testimonial-arrows {
  display: none;
}

.testimonial-arrow {
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  color: var(--white);
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  pointer-events: auto;
  padding: 0;
  margin: 0;
}

.testimonial-arrow:hover {
  background: var(--accent);
  color: var(--darker);
  border-color: var(--accent);
}

/* ============================================
   BLOG SECTION
   ============================================ */
.blog {
  background: var(--dark);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.blog-card {
  background: linear-gradient(135deg, rgba(14,58,95,0.4) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  overflow: hidden;
  transition: var(--transition);
}

.blog-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(56,189,248,0.35);
}

.blog-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

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

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

.blog-category {
  position: absolute;
  top: 20px;
  left: 20px;
  background: var(--accent);
  color: var(--dark);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
}

.blog-content {
  padding: 30px;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 15px;
}

.blog-meta span {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--content);
  font-size: 0.9rem;
}

.blog-meta i {
  color: var(--accent);
}

.blog-card h4 {
  color: var(--white);
  margin-bottom: 15px;
  line-height: 1.4;
  transition: var(--transition);
}

.blog-card:hover h4 {
  color: var(--accent);
}

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

.blog-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
}

.blog-link:hover {
  gap: 15px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--darker);
  padding-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 50px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  margin: 25px 0;
  line-height: 1.8;
  color: var(--content);
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.05);
  border-radius: 12px;
  color: var(--gray-light);
  font-size: 1.1rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--accent);
  color: var(--dark);
  transform: translateY(-5px);
}

.footer-title {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 15px;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.footer-links a {
  color: var(--content);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent);
  transform: translateX(8px);
}

.footer-links a::before {
  content: '→';
  color: var(--accent);
  opacity: 0;
  transition: var(--transition);
}

.footer-links a:hover::before {
  opacity: 1;
}

.footer-contact-item {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
}

.footer-contact-item i {
  width: 45px;
  height: 45px;
  background: rgba(56,189,248,0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.footer-contact-item h6 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 5px;
}

.footer-contact-item p, .footer-contact-item a {
  color: var(--content);
  font-size: 0.95rem;
}

.footer-bottom {
  padding: 25px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-bottom p {
  font-size: 0.95rem;
  color: var(--content);
}

.footer-bottom-links {
  display: flex;
  gap: 30px;
}

.footer-bottom-links a {
  color: var(--content);
  font-size: 0.95rem;
}

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

/* Page legal / content (Privacy, Terms, Sitemap) */
.page-legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.page-legal-content p {
  color: var(--content);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.page-legal-content a {
  color: var(--accent);
}

.page-legal-content a:hover {
  text-decoration: underline;
}

.sitemap-list .footer-links li {
  margin-bottom: 0.5rem;
}

.sitemap-list .footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--gradient-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark);
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
  box-shadow: var(--shadow-accent);
}

.scroll-top.active {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  transform: translateY(-5px);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
  .spec-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  
  .about-content {
    padding-left: 0;
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }
  
  .stat-item:nth-child(2)::after {
    display: none;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    height: 100vh;
    background: rgba(2,8,16,0.98);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 30px 30px;
    transition: var(--transition);
    gap: 0;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-item {
    width: 100%;
  }
  
  .nav-link {
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  
  .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: none;
    padding: 0 0 0 20px;
    box-shadow: none;
    max-height: 0;
    overflow: hidden;
  }
  
  .nav-item.dropdown-active .dropdown {
    max-height: 500px;
  }
  
  .menu-toggle {
    display: flex;
    z-index: 1001;
  }
  
  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }
}

@media (max-width: 768px) {
  .section {
    padding: 70px 0;
  }
  
  .hero {
    min-height: 100vh;
  }
  
  .hero-btns {
    flex-direction: column;
    align-items: center;
  }
  
  .about-features {
    grid-template-columns: 1fr;
  }
  
  .services-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .spec-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .stat-item::after {
    display: none;
  }
  
  .footer {
    padding-top: 50px;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 20px;
    padding-bottom: 40px;
  }
  
  .footer-brand {
    grid-column: 1 / -1;
    text-align: left;
  }
  
  .footer-column:nth-child(4) {
    grid-column: 1 / -1;
  }
  
  .footer-brand p {
    margin: 18px 0;
    font-size: 0.95rem;
  }
  
  .footer-social {
    margin-bottom: 24px;
  }
  
  .footer-title {
    text-align: left;
    margin-bottom: 18px;
    padding-bottom: 12px;
  }
  
  .footer-title::after {
    left: 0;
    transform: none;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    padding: 20px 0;
    gap: 16px;
  }
  
  .footer-bottom-links {
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .slider-arrows {
    display: none;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 15px;
  }
  
  .top-contact {
    flex-direction: column;
    gap: 10px;
  }
  
  .about-experience {
    right: 15px;
    bottom: -20px;
    padding: 20px 25px;
  }
  
  .about-experience h3 {
    font-size: 2rem;
  }
  
  .cta-title {
    font-size: 1.5rem;
  }
  
  .testimonial-text {
    font-size: 1.1rem;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered animations */
.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger.visible > *:nth-child(1) { transition-delay: 0.1s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.2s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.3s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.4s; }

.stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

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

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

.loader-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(56,189,248,0.35);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ============================================
   PAGE BANNER
   ============================================ */
.page-banner {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.page-banner-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.page-banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(14,58,95,0.95) 0%, rgba(10,22,40,0.95) 100%);
}

.page-banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.page-banner-content h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.25;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  color: var(--content);
  font-size: 1rem;
}

.breadcrumb a {
  color: var(--accent);
  transition: var(--transition);
}

.breadcrumb a:hover {
  color: var(--white);
}

.breadcrumb i {
  font-size: 0.7rem;
  color: var(--content);
}

/* ============================================
   ABOUT PAGE - MISSION VISION
   ============================================ */
.mission-vision {
  background: var(--primary);
}

.mv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.mv-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 40px 30px;
  text-align: center;
  transition: var(--transition);
}

.mv-card:hover {
  transform: translateY(-10px);
  border-color: rgba(56,189,248,0.45);
  background: rgba(56,189,248,0.1);
}

.mv-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 25px;
  background: rgba(56,189,248,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--accent);
}

.mv-card h3 {
  color: var(--white);
  margin-bottom: 15px;
}

.mv-card p {
  line-height: 1.8;
}

/* Why Choose Us - Features */
.why-choose {
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.why-choose::before {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(56,189,248,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px 30px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0.9;
}

.feature-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(56, 189, 248, 0.5);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), var(--accent-glow);
}

.feature-number {
  position: absolute;
  top: 20px;
  right: 25px;
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.06);
  line-height: 1;
}

.feature-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.25) 0%, rgba(125, 211, 252, 0.15) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 25px;
  transition: var(--transition);
}

.feature-card:hover .feature-icon {
  background: var(--gradient-accent);
  color: var(--darker);
  transform: scale(1.08);
}

.feature-card h4 {
  color: var(--white);
  margin-bottom: 15px;
}

.feature-card p {
  color: var(--content);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Team Section */
.team {
  background: var(--dark);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.team-card {
  background: linear-gradient(135deg, rgba(14,58,95,0.4) 0%, rgba(10,22,40,0.9) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  overflow: hidden;
  transition: var(--transition);
}

.team-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.team-image {
  position: relative;
  height: 280px;
  overflow: hidden;
}

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

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

.team-social {
  position: absolute;
  bottom: -50px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 10px;
  padding: 15px;
  background: linear-gradient(to top, rgba(5,16,28,0.95), transparent);
  transition: var(--transition);
}

.team-card:hover .team-social {
  bottom: 0;
}

.team-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  color: var(--white);
  transition: var(--transition);
}

.team-social a:hover {
  background: var(--accent);
  color: var(--dark);
}

.team-info {
  padding: 25px;
  text-align: center;
}

.team-info h4 {
  color: var(--white);
  margin-bottom: 5px;
}

.team-info span {
  color: var(--accent);
  font-size: 0.95rem;
}

/* ============================================
   PRODUCTS PAGE
   ============================================ */
.product-section {
  position: relative;
}

.product-section.alt-bg {
  background: var(--primary);
}

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

.product-grid.reverse {
  direction: rtl;
}

.product-grid.reverse > * {
  direction: ltr;
}

.product-image {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.product-image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.product-content .section-subtitle {
  text-align: left;
  padding-left: 0;
}

.product-content .section-subtitle::before {
  display: none;
}

.product-content .section-title {
  text-align: left;
  margin-bottom: 20px;
}

.product-desc {
  color: var(--content);
  margin-bottom: 25px;
  line-height: 1.8;
}

.product-types {
  margin-bottom: 25px;
}

.product-types h4 {
  color: var(--white);
  margin-bottom: 15px;
  font-size: 1rem;
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  background: rgba(56,189,248,0.2);
  color: var(--accent);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
}

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

.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 25px;
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-light);
  font-size: 0.95rem;
}

.spec-item i {
  color: var(--accent);
}

.product-materials {
  margin-bottom: 30px;
}

.product-materials h4 {
  color: var(--white);
  margin-bottom: 15px;
  font-size: 1rem;
}

.product-materials ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.product-materials li {
  color: var(--content);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.product-materials li::before {
  content: '→';
  color: var(--accent);
}

/* ============================================
   PRICE PAGE
   ============================================ */
.price-notice {
  display: flex;
  gap: 20px;
  background: rgba(56,189,248,0.2);
  border: 1px solid rgba(56,189,248,0.45);
  border-radius: 16px;
  padding: 25px 30px;
  margin-top: 40px;
}

.notice-icon {
  width: 50px;
  height: 50px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark);
  font-size: 1.5rem;
  flex-shrink: 0;
}

.notice-content h4 {
  color: var(--accent);
  margin-bottom: 8px;
}

.notice-content p {
  color: var(--content);
  font-size: 0.95rem;
}

.price-table-wrapper {
  background: linear-gradient(135deg, rgba(14,58,95,0.4) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  overflow: hidden;
  margin-bottom: 30px;
}

.price-table-header {
  background: var(--primary);
  padding: 20px 30px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.price-table-header h3 {
  color: var(--white);
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.price-table-header i {
  color: var(--accent);
}

.price-table-responsive {
  overflow-x: auto;
}

.price-table {
  width: 100%;
  border-collapse: collapse;
}

.price-table th,
.price-table td {
  padding: 18px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.price-table th {
  background: rgba(255,255,255,0.03);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.price-table td {
  color: var(--content);
}

.price-table tr:hover td {
  background: rgba(56,189,248,0.1);
}

.price-table tr:last-child td {
  border-bottom: none;
}

.table-btn {
  display: inline-block;
  background: var(--gradient-accent);
  color: var(--dark);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition);
}

.table-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

/* Product page – Dimension / Size / Grades table */
.product-spec-table-section {
  padding-top: 0;
  padding-bottom: 50px;
}

.product-spec-table-section .section-header {
  margin-bottom: 24px;
}

.product-spec-table-wrapper {
  background: linear-gradient(135deg, rgba(14,58,95,0.4) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  overflow: hidden;
}

.product-spec-table-wrapper .table-responsive {
  overflow-x: auto;
}

.product-spec-table {
  width: 100%;
  border-collapse: collapse;
}

.product-spec-table th,
.product-spec-table td {
  padding: 14px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.product-spec-table th {
  background: rgba(255,255,255,0.05);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-spec-table td {
  color: var(--content);
  font-size: 0.95rem;
}

.product-spec-table tbody tr:hover td {
  background: rgba(56,189,248,0.08);
}

.product-spec-table tbody tr:last-child td {
  border-bottom: none;
}

/* ============================================
   CERTIFICATE PAGE
   ============================================ */
.cert-intro {
  padding-bottom: 30px;
}

.cert-intro .section-header {
  margin-bottom: 0;
}

.cert-intro .section-desc {
  margin-bottom: 0;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.cert-card {
  background: linear-gradient(135deg, rgba(14,58,95,0.5) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 40px 30px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}

.cert-card:hover {
  transform: translateY(-10px);
  border-color: rgba(56,189,248,0.45);
}

.cert-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark);
  font-size: 1rem;
}

.cert-icon {
  width: 120px;
  height: 120px;
  margin: 0 auto 25px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cert-icon img {
  max-width: 100%;
  max-height: 100%;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.cert-icon.ce-mark,
.cert-icon.ibr-mark,
.cert-icon.iso-mark {
  background: rgba(56,189,248,0.2);
  border-radius: 50%;
}

.cert-icon.ce-mark span,
.cert-icon.ibr-mark span,
.cert-icon.iso-mark span {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
}

.cert-icon.iso-mark span {
  font-size: 2rem;
  letter-spacing: 0.05em;
}

.cert-card h3 {
  color: var(--white);
  margin-bottom: 15px;
}

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

.cert-details {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cert-details span {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--content);
  font-size: 0.9rem;
}

.cert-details i {
  color: var(--accent);
}

/* Test Certificates Grid */
.test-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.test-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 30px 25px;
  text-align: center;
  transition: var(--transition);
}

.test-card:hover {
  background: rgba(56,189,248,0.1);
  border-color: rgba(56,189,248,0.35);
  transform: translateY(-5px);
}

.test-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  background: rgba(56,189,248,0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
}

.test-card h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 10px;
}

.test-card p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Third Party Inspection */
.tpi-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}

.tpi-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 30px 20px;
  text-align: center;
  transition: var(--transition);
}

.tpi-card:hover {
  background: rgba(56,189,248,0.1);
  border-color: rgba(56,189,248,0.35);
}

.tpi-logo {
  width: 80px;
  height: 80px;
  margin: 0 auto 15px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tpi-logo span {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--dark);
}

.tpi-card h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 8px;
}

.tpi-card p {
  font-size: 0.85rem;
}

/* Standards Grid */
.standards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.standard-item {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 25px;
}

.standard-item h4 {
  color: var(--accent);
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.standard-item p {
  font-size: 0.95rem;
  line-height: 1.6;
}

.alt-bg {
  background: var(--primary);
}

/* ============================================
   BLOG PAGE
   ============================================ */
.blog-layout {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 50px;
}

.blog-posts .blog-card.featured {
  margin-bottom: 40px;
}

.blog-posts .blog-card.featured .blog-image {
  height: 350px;
}

.blog-posts .blog-card.featured h2 {
  font-size: 1.8rem;
  color: var(--white);
  margin-bottom: 15px;
}

.blog-posts .blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 50px;
}

.page-link {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  color: var(--gray-light);
  font-weight: 600;
  transition: var(--transition);
}

.page-link:hover,
.page-link.active {
  background: var(--accent);
  color: var(--dark);
  border-color: var(--accent);
}

/* Blog Sidebar */
.blog-sidebar {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.sidebar-widget {
  background: linear-gradient(135deg, rgba(14,58,95,0.4) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 30px;
}

.widget-title {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid rgba(56,189,248,0.45);
}

.search-form {
  display: flex;
  gap: 10px;
}

.search-form input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 12px 18px;
  color: var(--white);
  font-size: 0.95rem;
}

.search-form input::placeholder {
  color: var(--gray);
}

.search-form button {
  width: 48px;
  height: 48px;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  color: var(--dark);
  cursor: pointer;
  transition: var(--transition);
}

.search-form button:hover {
  background: var(--accent-hover);
}

.category-list li {
  margin-bottom: 12px;
}

.category-list a {
  display: flex;
  justify-content: space-between;
  color: var(--gray-light);
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: var(--transition);
}

.category-list a:hover {
  color: var(--accent);
  padding-left: 10px;
}

.category-list span {
  color: var(--accent);
  font-size: 0.9rem;
}

.recent-posts {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.recent-post {
  display: flex;
  gap: 15px;
  transition: var(--transition);
}

.recent-post:hover {
  transform: translateX(5px);
}

.recent-post img {
  width: 80px;
  height: 60px;
  object-fit: cover;
  border-radius: 10px;
}

.recent-post h5 {
  color: var(--white);
  font-size: 0.95rem;
  margin-bottom: 5px;
  line-height: 1.4;
}

.recent-post span {
  color: var(--accent);
  font-size: 0.85rem;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-cloud a {
  background: rgba(255,255,255,0.05);
  color: var(--gray-light);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  transition: var(--transition);
}

.tag-cloud a:hover {
  background: var(--accent);
  color: var(--dark);
}

.newsletter-widget {
  background: var(--primary);
}

.newsletter-widget p {
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.newsletter-form input {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 14px 18px;
  color: var(--white);
  font-size: 0.95rem;
  margin-bottom: 15px;
}

.newsletter-form .btn {
  width: 100%;
  justify-content: center;
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.contact-info-grid--three {
  grid-template-columns: repeat(3, 1fr);
}

.contact-info-card {
  background: linear-gradient(135deg, rgba(14,58,95,0.5) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 35px 30px;
  text-align: center;
  transition: var(--transition);
}

.contact-info-card:hover {
  transform: translateY(-10px);
  border-color: rgba(56,189,248,0.45);
}

.contact-info-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: rgba(56,189,248,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
}

.contact-info-card h4 {
  color: var(--white);
  margin-bottom: 12px;
}

.contact-info-card p,
.contact-info-card a {
  color: var(--content);
  font-size: 0.95rem;
  line-height: 1.8;
  display: block;
}

.contact-info-card a:hover {
  color: var(--accent);
}

/* Contact Form Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 50px;
}

.contact-form-wrapper {
  background: linear-gradient(135deg, rgba(14,58,95,0.4) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 50px;
}

.contact-form {
  margin-top: 30px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

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

.form-group label {
  display: block;
  color: var(--white);
  font-weight: 500;
  margin-bottom: 10px;
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 15px 20px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(56,189,248,0.1);
}

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

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 20px center;
}

.form-group select option {
  background: var(--dark);
  color: var(--white);
}

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

.checkbox-group {
  margin-bottom: 30px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--gray-light);
  cursor: pointer;
  font-size: 0.95rem;
}

.checkbox-label input {
  width: 20px;
  height: 20px;
  accent-color: var(--accent);
}

/* Contact Sidebar */
.contact-sidebar {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.sidebar-box {
  background: linear-gradient(135deg, rgba(14,58,95,0.5) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 30px;
}

.sidebar-box h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-box h4 i {
  color: var(--accent);
}

.sidebar-box > p {
  color: var(--content);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.quick-contact-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--accent);
  color: var(--dark);
  padding: 15px 25px;
  border-radius: 12px;
  font-weight: 600;
  margin-bottom: 12px;
  transition: var(--transition);
}

.quick-contact-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-accent);
}

.quick-contact-btn.whatsapp {
  background: #25D366;
  color: var(--white);
}

.quick-contact-btn.whatsapp:hover {
  box-shadow: 0 8px 30px rgba(37,211,102,0.3);
}

.department-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.department-item {
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.department-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.department-item strong {
  display: block;
  color: var(--white);
  margin-bottom: 10px;
}

.department-item p {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-light);
  font-size: 0.9rem;
  margin-bottom: 5px;
}

.department-item i {
  color: var(--accent);
  width: 16px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.faq-item strong {
  display: block;
  color: var(--white);
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.faq-item p {
  color: var(--content);
  font-size: 0.9rem;
}

/* Map Section */
.map-wrapper {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* Offices Grid */
.offices-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.office-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 35px 30px;
  text-align: center;
  transition: var(--transition);
}

.office-card:hover {
  transform: translateY(-10px);
  border-color: rgba(56,189,248,0.45);
}

.office-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: rgba(56,189,248,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
}

.office-card h4 {
  color: var(--white);
  margin-bottom: 20px;
}

.office-card p {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--gray-light);
  font-size: 0.95rem;
  margin-bottom: 10px;
}

.office-card p i {
  color: var(--accent);
  width: 18px;
}

/* ============================================
   RESPONSIVE - INNER PAGES
   ============================================ */
@media (max-width: 1200px) {
  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .test-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .tpi-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .page-banner {
    height: 300px;
  }
  
  .mv-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .product-grid,
  .product-grid.reverse {
    grid-template-columns: 1fr;
    gap: 40px;
    direction: ltr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-sidebar {
    order: -1;
  }
  
  .blog-layout {
    grid-template-columns: 1fr;
  }
  
  .blog-sidebar {
    order: -1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .contact-info-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .page-banner {
    height: 250px;
  }
  
  .mv-grid,
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .cert-grid,
  .test-grid {
    grid-template-columns: 1fr;
  }
  
  .tpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .standards-grid {
    grid-template-columns: 1fr;
  }
  
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .blog-sidebar {
    grid-template-columns: 1fr;
  }
  
  .blog-posts .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form-wrapper {
    padding: 30px 20px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .contact-info-grid {
    grid-template-columns: 1fr;
  }
  
  .offices-grid {
    grid-template-columns: 1fr;
  }
  
  .product-materials ul {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   PRODUCT PAGES - ADDITIONAL STYLES
   ============================================ */
.product-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.product-intro-content .section-subtitle {
  text-align: left;
  padding-left: 0;
}

.product-intro-content .section-subtitle::before {
  display: none;
}

.product-intro-content .section-title {
  text-align: left;
  margin-bottom: 20px;
}

.intro-text {
  color: var(--content);
  margin-bottom: 20px;
  line-height: 1.8;
  font-size: 1.05rem;
}

.intro-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  margin-top: 25px;
}

.intro-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--gray-light);
}

.intro-feature i {
  color: var(--accent);
  font-size: 1.1rem;
}

.product-intro-image {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.product-intro-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

/* Product Types Grid */
.product-types-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.product-type-card {
  background: linear-gradient(135deg, rgba(14,58,95,0.5) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 35px 30px;
  text-align: center;
  transition: var(--transition);
}

.product-type-card:hover {
  transform: translateY(-10px);
  border-color: rgba(56,189,248,0.45);
  box-shadow: var(--shadow-lg);
}

.type-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 25px;
  background: rgba(56,189,248,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--accent);
  transition: var(--transition);
}

.product-type-card:hover .type-icon {
  background: var(--accent);
  color: var(--dark);
  transform: rotateY(180deg);
}

.product-type-card h3 {
  color: var(--white);
  margin-bottom: 15px;
  font-size: 1.3rem;
}

.product-type-card p {
  color: var(--content);
  margin-bottom: 20px;
  line-height: 1.7;
}

.type-features {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.type-features li {
  color: var(--content);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.type-features li::before {
  content: '✓';
  color: var(--accent);
  font-weight: bold;
  width: 20px;
}

/* Specifications Grid */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.specs-card {
  background: linear-gradient(135deg, rgba(14,58,95,0.5) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 35px 30px;
}

.specs-card h3 {
  color: var(--white);
  margin-bottom: 25px;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.specs-card h3 i {
  color: var(--accent);
  font-size: 1.5rem;
}

.specs-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.specs-list li {
  color: var(--content);
  font-size: 0.95rem;
  padding-left: 20px;
  position: relative;
}

.specs-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
}

/* Materials Section */
.materials-tabs {
  margin-top: 40px;
}

.tab-buttons {
  display: flex;
  gap: 15px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.tab-btn {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--gray-light);
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover,
.tab-btn.active {
  background: var(--accent);
  color: var(--dark);
  border-color: var(--accent);
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.material-item {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 25px;
  transition: var(--transition);
}

.material-item:hover {
  background: rgba(56,189,248,0.1);
  border-color: rgba(56,189,248,0.35);
  transform: translateY(-5px);
}

.material-item h4 {
  color: var(--accent);
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.material-item p {
  color: var(--content);
  font-size: 0.95rem;
  margin-bottom: 12px;
  line-height: 1.6;
}

.material-code {
  display: inline-block;
  background: rgba(56,189,248,0.2);
  color: var(--accent);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-family: 'Courier New', monospace;
}

/* Applications Grid */
.applications-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.app-card {
  background: linear-gradient(135deg, rgba(14,58,95,0.5) 0%, rgba(10,22,40,0.95) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 30px 25px;
  text-align: center;
  transition: var(--transition);
}

.app-card:hover {
  transform: translateY(-10px);
  border-color: rgba(56,189,248,0.45);
  box-shadow: var(--shadow-lg);
}

.app-card i {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 15px;
}

.app-card h4 {
  color: var(--white);
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.app-card p {
  color: var(--content);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Responsive for Product Pages */
@media (max-width: 1200px) {
  .product-types-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .materials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .applications-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .product-intro-grid {
    grid-template-columns: 1fr;
  }
  
  .product-intro-content .section-title {
    text-align: center;
  }
  
  .product-intro-content .section-subtitle {
    text-align: center;
  }
  
  .specs-grid {
    grid-template-columns: 1fr;
  }
  
  .intro-features {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .product-types-grid {
    grid-template-columns: 1fr;
  }
  
  .materials-grid {
    grid-template-columns: 1fr;
  }
  
  .applications-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tab-buttons {
    flex-direction: column;
  }
  
  .tab-btn {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .applications-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   FULL RESPONSIVE - Mobile, Tablet, Laptop, Desktop
   ============================================ */

/* Large desktop */
@media (max-width: 1400px) {
  .container {
    max-width: 1140px;
    padding: 0 24px;
  }
}

/* Desktop / small laptop */
@media (max-width: 1200px) {
  .container {
    padding: 0 20px;
  }
  
  .header .logo img {
    height: 58px;
    max-width: 240px;
  }
  
  .product-image img {
    height: 380px;
  }
  
  .feature-card {
    padding: 32px 24px;
  }
  
  .feature-number {
    font-size: 2.8rem;
  }
  
  .feature-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
  
  .product-spec-table th,
  .product-spec-table td {
    padding: 12px 16px;
    font-size: 0.9rem;
  }
  
  .price-table th,
  .price-table td {
    padding: 14px 16px;
  }
}

/* Tablet */
@media (max-width: 992px) {
  .container {
    padding: 0 20px;
  }
  
  .section {
    padding: 70px 0;
  }
  
  .section-header {
    margin-bottom: 40px;
  }
  
  .header .logo img {
    height: 64px;
    max-width: 280px;
  }
  
  .navbar {
    padding: 12px 0;
  }
  
  .hero {
    min-height: 85vh;
  }
  
  .hero-content {
    width: 95%;
    padding: 20px 0;
  }
  
  .hero-title {
    font-size: clamp(1.6rem, 5vw, 2.5rem);
    margin-bottom: 18px;
  }
  
  .hero-desc {
    font-size: 1rem;
    margin-bottom: 28px;
  }
  
  .hero-btns {
    gap: 14px;
  }
  
  .hero-btns .btn {
    padding: 12px 24px;
    font-size: 0.85rem;
  }
  
  .slider-controls {
    bottom: 30px;
  }
  
  .slider-dot {
    width: 10px;
    height: 10px;
  }
  
  .page-banner {
    height: 280px;
  }
  
  .page-banner-content h1 {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    margin-bottom: 14px;
  }
  
  .breadcrumb {
    font-size: 0.9rem;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .product-grid,
  .product-grid.reverse {
    gap: 32px;
  }
  
  .product-image img {
    height: 320px;
  }
  
  .product-content .section-title {
    font-size: clamp(1.4rem, 4vw, 1.85rem);
  }
  
  .product-specs {
    gap: 14px;
  }
  
  .spec-item {
    font-size: 0.9rem;
  }
  
  .product-spec-table-section {
    padding-bottom: 40px;
  }
  
  .product-spec-table-wrapper .table-responsive,
  .price-table-responsive {
    -webkit-overflow-scrolling: touch;
    overflow-x: auto;
    margin: 0 -4px;
  }
  
  .product-spec-table-wrapper .table-responsive::-webkit-scrollbar,
  .price-table-responsive::-webkit-scrollbar {
    height: 6px;
  }
  
  .product-spec-table {
    min-width: 480px;
  }
  
  .product-spec-table th,
  .product-spec-table td {
    padding: 10px 12px;
    font-size: 0.85rem;
  }
  
  .fitting-tag,
  .tag {
    padding: 6px 12px;
    font-size: 0.8rem;
  }
  
  .features-grid {
    gap: 24px;
  }
  
  .feature-card {
    padding: 28px 22px;
  }
  
  .feature-card h4 {
    font-size: 1.1rem;
  }
  
  .feature-card p {
    font-size: 0.9rem;
  }
  
  .footer .logo img {
    height: 60px;
    max-width: 240px;
  }
  
  .footer-grid {
    gap: 36px;
  }
  
  .cta-content {
    padding: 50px 30px;
  }
  
  .cta-title {
    font-size: clamp(1.4rem, 4vw, 1.85rem);
  }
  
  .cta-subtitle {
    font-size: 0.95rem;
  }
  
  .scroll-top {
    width: 46px;
    height: 46px;
    bottom: 24px;
    right: 24px;
    font-size: 1.1rem;
  }
  
  .price-table-wrapper {
    border-radius: 16px;
  }
  
  .price-table-header {
    padding: 16px 20px;
  }
  
  .price-table-header h3 {
    font-size: 1.1rem;
  }
  
  .price-notice {
    flex-direction: column;
    padding: 20px;
    gap: 16px;
  }
}

/* Mobile landscape / small tablet */
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  
  .section {
    padding: 50px 0;
  }
  
  .section-header {
    margin-bottom: 32px;
  }
  
  .section-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }
  
  .section-desc {
    font-size: 0.95rem;
  }
  
  .header .logo img {
    height: 62px;
    max-width: 260px;
  }
  
  .nav-menu {
    width: 100%;
    max-width: 300px;
    padding: 90px 20px 24px;
  }
  
  .hero {
    min-height: 80vh;
  }
  
  .hero-badge {
    padding: 8px 18px;
    font-size: 0.8rem;
    margin-bottom: 18px;
  }
  
  .hero-title {
    font-size: clamp(1.4rem, 6vw, 2rem);
    margin-bottom: 14px;
  }
  
  .hero-desc {
    font-size: 0.95rem;
    margin-bottom: 22px;
  }
  
  .hero-btns {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
  }
  
  .hero-btns .btn {
    width: 100%;
    justify-content: center;
  }
  
  .slider-controls {
    bottom: 20px;
  }
  
  .page-banner {
    height: 220px;
  }
  
  .page-banner-bg {
    background-attachment: scroll;
  }
  
  .page-banner-content h1 {
    font-size: clamp(1.5rem, 6vw, 1.9rem);
    margin-bottom: 12px;
  }
  
  .breadcrumb {
    font-size: 0.85rem;
    gap: 8px;
  }
  
  .product-grid,
  .product-grid.reverse {
    gap: 28px;
  }
  
  .product-grid.reverse {
    direction: ltr;
  }
  
  .product-grid.reverse .product-image {
    order: 1;
  }
  
  .product-grid.reverse .product-content {
    order: 2;
  }
  
  .product-image img {
    height: 260px;
  }
  
  .product-content .section-title {
    text-align: left;
  }
  
  .product-content .btn + .btn {
    margin-left: 0;
    margin-top: 10px;
  }
  
  .product-tags,
  .fittings-tags {
    gap: 8px;
  }
  
  .fitting-tag,
  .tag {
    padding: 6px 10px;
    font-size: 0.75rem;
  }
  
  .product-spec-table-section .section-title {
    font-size: clamp(1.25rem, 4vw, 1.5rem);
  }
  
  .product-spec-table {
    min-width: 360px;
  }
  
  .product-spec-table th,
  .product-spec-table td {
    padding: 10px 8px;
    font-size: 0.8rem;
  }
  
  .features-grid {
    gap: 20px;
  }
  
  .feature-card {
    padding: 24px 20px;
  }
  
  .feature-number {
    font-size: 2.2rem;
    top: 14px;
    right: 18px;
  }
  
  .feature-icon {
    width: 54px;
    height: 54px;
    font-size: 1.35rem;
    margin-bottom: 18px;
  }
  
  .feature-card h4 {
    font-size: 1rem;
    margin-bottom: 10px;
  }
  
  .feature-card p {
    font-size: 0.85rem;
  }
  
  .btn {
    padding: 12px 24px;
    font-size: 0.85rem;
  }
  
  .footer {
    padding-top: 40px;
  }
  
  .footer .logo {
    display: inline-block;
  }
  
  .footer .logo img {
    height: 52px;
    max-width: 200px;
    display: block;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 16px;
    padding-bottom: 32px;
  }
  
  .footer-brand {
    grid-column: 1 / -1;
  }
  
  .footer-column:nth-child(4) {
    grid-column: 1 / -1;
  }
  
  .footer-column {
    text-align: left;
    min-width: 0;
  }
  
  .footer-title {
    font-size: 1.1rem;
    margin-bottom: 16px;
    text-align: left;
  }
  
  .footer-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  
  .footer-contact-item {
    flex-direction: row;
    text-align: left;
    align-items: flex-start;
    margin-bottom: 14px;
  }
  
  .footer-contact-item i {
    margin-bottom: 0;
    flex-shrink: 0;
  }
  
  .footer-contact-item:last-child {
    margin-bottom: 0;
  }
  
  .footer-contact-item p,
  .footer-contact-item a {
    font-size: 0.9rem;
    word-break: break-word;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 14px;
    text-align: center;
    padding: 18px 0;
  }
  
  .footer-bottom p {
    font-size: 0.9rem;
  }
  
  .footer-bottom-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }
  
  .footer-bottom-links a {
    font-size: 0.9rem;
  }
  
  .cta-content {
    padding: 40px 20px;
  }
  
  .cta-title {
    font-size: 1.35rem;
  }
  
  .cta-subtitle {
    font-size: 0.9rem;
  }
  
  .cta .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  
  .scroll-top {
    width: 44px;
    height: 44px;
    bottom: 20px;
    right: 16px;
    font-size: 1rem;
  }
  
  .cert-card {
    padding: 28px 22px;
  }
  
  .cert-card h3 {
    font-size: 1.15rem;
  }
  
  .price-table th,
  .price-table td {
    padding: 12px 10px;
    font-size: 0.85rem;
  }
  
  .products-intro .section-desc {
    font-size: 0.95rem;
  }
}

/* Mobile portrait */
@media (max-width: 576px) {
  html {
    font-size: 15px;
  }
  
  .container {
    padding: 0 14px;
  }
  
  .section {
    padding: 40px 0;
  }
  
  .section-header {
    margin-bottom: 28px;
  }
  
  .header .logo img {
    height: 58px;
    max-width: 240px;
  }
  
  .hero {
    min-height: 75vh;
  }
  
  .hero-content {
    width: 98%;
  }
  
  .hero-title {
    font-size: 1.35rem;
  }
  
  .hero-desc {
    font-size: 0.9rem;
  }
  
  .page-banner {
    height: 200px;
  }
  
  .page-banner-content h1 {
    font-size: 1.4rem;
  }
  
  .breadcrumb {
    font-size: 0.8rem;
  }
  
  .product-image img {
    height: 220px;
  }
  
  .product-spec-table {
    min-width: 320px;
  }
  
  .product-spec-table th,
  .product-spec-table td {
    padding: 8px 6px;
    font-size: 0.75rem;
  }
  
  .scroll-top {
    bottom: 16px;
    right: 14px;
    width: 42px;
    height: 42px;
  }
  
  .footer {
    padding-top: 36px;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    padding-bottom: 28px;
    gap: 18px 14px;
  }
  
  .footer-brand {
    grid-column: 1 / -1;
    text-align: left;
  }
  
  .footer-column:nth-child(4) {
    grid-column: 1 / -1;
  }
  
  .footer-brand p {
    font-size: 0.9rem;
    margin: 14px 0;
  }
  
  .footer-social {
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
  }
  
  .footer-social a {
    width: 42px;
    height: 42px;
    font-size: 1rem;
  }
  
  .footer-bottom-links {
    gap: 12px;
  }
}

/* Extra small phones */
@media (max-width: 480px) {
  .container {
    padding: 0 12px;
  }
  
  .section {
    padding: 36px 0;
  }
  
  .header .logo img {
    height: 56px;
    max-width: 220px;
  }
  
  .footer {
    padding-top: 32px;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    padding-bottom: 24px;
    gap: 16px 12px;
  }
  
  .footer-brand {
    grid-column: 1 / -1;
  }
  
  .footer-column:nth-child(4) {
    grid-column: 1 / -1;
  }
  
  .footer-bottom {
    padding: 16px 0;
  }
  
  .footer-bottom-links {
    gap: 10px;
  }
  
  .page-banner {
    height: 180px;
  }
  
  .page-banner-content h1 {
    font-size: 1.25rem;
  }
  
  .product-image img {
    height: 200px;
  }
  
  .product-spec-table th,
  .product-spec-table td {
    font-size: 0.7rem;
    padding: 6px 4px;
  }
  
  .feature-card {
    padding: 20px 16px;
  }
  
  .cta-title {
    font-size: 1.2rem;
  }
}

/* Very small devices */
@media (max-width: 380px) {
  .header .logo img {
    height: 54px;
    max-width: 200px;
  }
  
  .nav-menu {
    width: 100%;
    max-width: 100%;
    padding-left: 16px;
    padding-right: 16px;
  }
  
  .page-banner {
    height: 160px;
  }
  
  .page-banner-content h1 {
    font-size: 1.1rem;
  }
  
  .scroll-top {
    right: 10px;
    bottom: 12px;
    width: 40px;
    height: 40px;
  }
}