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

:root {
  --navy: #0a1628;
  --navy-light: #12203a;
  --steel: #2c5f8a;
  --steel-light: #4a7fa8;
  --teal: #1a8a7a;
  --teal-light: #20b8a0;
  --orange: #e87420;
  --orange-light: #f09040;
  --white: #ffffff;
  --gray: #f4f6f8;
  --gray-dark: #333333;
  --font-main: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  color: var(--gray-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 80px 0; }

h1, h2, h3, h4 { color: var(--navy); font-weight: 700; line-height: 1.3; }
h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.4rem; }
h4 { font-size: 1.15rem; }

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: var(--font-main);
}
.btn-primary { background: var(--orange); color: var(--white); }
.btn-primary:hover { background: var(--orange-light); transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--orange); border-color: var(--orange); }
.btn-outline:hover { background: var(--orange); color: var(--white); }
.btn-teal { background: var(--teal); color: var(--white); }
.btn-teal:hover { background: var(--teal-light); transform: translateY(-2px); }

/* Header */
.header {
  background: var(--navy);
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark {
  width: 40px; height: 40px;
  background: var(--orange);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 1.2rem; color: var(--white);
}
.logo-text { color: var(--white); font-size: 1.3rem; font-weight: 700; letter-spacing: 1px; }
.logo-text span { color: var(--orange); }

.nav-links { display: flex; list-style: none; gap: 4px; }
.nav-links a {
  color: var(--white);
  padding: 8px 14px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}
.nav-links a:hover { background: rgba(255,255,255,0.1); }

.header-cta { display: flex; align-items: center; gap: 12px; }
.phone-btn {
  display: flex; align-items: center; gap: 6px;
  color: var(--white); font-weight: 600; font-size: 0.9rem;
  background: rgba(255,255,255,0.1); padding: 8px 16px; border-radius: 6px;
  transition: all 0.3s ease;
}
.phone-btn:hover { background: var(--orange); }
.whatsapp-btn {
  display: flex; align-items: center; gap: 6px;
  background: #25d366; color: var(--white);
  padding: 8px 16px; border-radius: 6px;
  font-weight: 600; font-size: 0.9rem;
  transition: all 0.3s ease;
}
.whatsapp-btn:hover { background: #1fc45a; transform: translateY(-2px); }

/* Mobile Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}
.menu-toggle span {
  width: 28px; height: 3px;
  background: var(--white); border-radius: 3px;
  transition: all 0.3s ease;
}

@media (max-width: 992px) {
  .nav-links, .header-cta { display: none; }
  .menu-toggle { display: flex; }
  .nav-links.active {
    display: flex; flex-direction: column;
    position: absolute; top: 70px; left: 0; right: 0;
    background: var(--navy); padding: 20px; gap: 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  }
  .nav-links.active a { padding: 12px 16px; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .header-cta.active {
    display: flex; flex-direction: column; gap: 8px;
    padding: 12px 20px; background: var(--navy-light);
  }
  .menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .menu-toggle.active span:nth-child(2) { opacity: 0; }
  .menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 50%, var(--steel) 100%);
  color: var(--white); padding: 140px 0 100px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute;
  top: -50%; right: -20%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(232,116,32,0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.hero::after {
  content: ''; position: absolute;
  bottom: -30%; left: -10%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(26,138,122,0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.hero .container {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  align-items: center; position: relative; z-index: 1;
}
.hero-content h1 { color: var(--white); font-size: 3rem; margin-bottom: 20px; }
.hero-content h1 span { color: var(--orange); }
.hero-content p { font-size: 1.15rem; color: rgba(255,255,255,0.85); margin-bottom: 35px; max-width: 520px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-image { display: flex; justify-content: center; align-items: center; }
.hero-visual {
  width: 100%; max-width: 450px; aspect-ratio: 1;
  background: linear-gradient(135deg, var(--teal), var(--steel));
  border-radius: 20px; display: flex; flex-direction: column;
  align-items: center; justify-content: center; color: var(--white);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3); position: relative; overflow: hidden;
}
.hero-visual::before {
  content: ''; position: absolute;
  top: 20px; left: 20px; right: 20px; bottom: 20px;
  border: 2px solid rgba(255,255,255,0.2); border-radius: 12px;
}
.hero-visual-icon { font-size: 4rem; margin-bottom: 20px; }
.hero-visual h3 { font-size: 1.3rem; margin-bottom: 10px; }
.hero-visual p { font-size: 0.9rem; color: rgba(255,255,255,0.7); text-align: center; padding: 0 20px; }

@media (max-width: 768px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-content h1 { font-size: 2.2rem; }
  .hero-content p { margin: 0 auto 30px; }
  .hero-btns { justify-content: center; }
  .hero { padding: 120px 0 80px; }
}

/* Section Headers */
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { margin-bottom: 16px; }
.section-header p { font-size: 1.1rem; color: var(--gray-dark); max-width: 650px; margin: 0 auto; }
.section-header .accent-bar { width: 60px; height: 4px; background: var(--orange); margin: 16px auto 0; border-radius: 2px; }

/* About */
.about .container { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-image {
  width: 100%; aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--steel), var(--teal));
  border-radius: 16px; display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1rem; box-shadow: 0 10px 40px rgba(44,95,138,0.3);
}
.about-content h2 { font-size: 2.2rem; }
.about-content h2 span { color: var(--orange); }
.about-content p { margin-bottom: 20px; color: var(--gray-dark); }
.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 30px; }
.about-feature { display: flex; align-items: flex-start; gap: 12px; }
.about-feature-icon {
  width: 40px; height: 40px; background: rgba(232,116,32,0.1); border-radius: 8px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--orange); font-weight: 700;
}
.about-feature h4 { margin-bottom: 4px; }
.about-feature p { font-size: 0.85rem; color: var(--gray-dark); margin: 0; }

@media (max-width: 768px) {
  .about .container { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
}

/* Products */
.products { background: var(--white); }
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 30px; }
.product-card {
  background: var(--navy); color: var(--white); padding: 35px 30px;
  border-radius: 12px; transition: all 0.3s ease;
  border: 1px solid rgba(255,255,255,0.05); position: relative; overflow: hidden;
}
.product-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%; background: var(--orange);
}
.product-card:hover { transform: translateY(-5px); box-shadow: 0 15px 40px rgba(0,0,0,0.2); border-color: rgba(232,116,32,0.3); }
.product-card h3 { color: var(--white); margin-bottom: 12px; font-size: 1.2rem; }
.product-card h3 .product-icon { color: var(--orange); margin-right: 8px; }
.product-card ul { list-style: none; }
.product-card ul li {
  padding: 4px 0; font-size: 0.9rem; color: rgba(255,255,255,0.75); padding-left: 18px; position: relative;
}
.product-card ul li::before { content: '▸'; position: absolute; left: 0; color: var(--orange); }

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

/* Automotive */
.automotive { background: var(--gray); }
.auto-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.auto-card {
  background: var(--white); padding: 30px; border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06); transition: all 0.3s ease;
  border-top: 4px solid var(--teal);
}
.auto-card:hover { transform: translateY(-4px); box-shadow: 0 12px 35px rgba(0,0,0,0.12); }
.auto-card h3 { margin-bottom: 14px; color: var(--navy); }
.auto-card h3 .auto-icon { color: var(--teal); margin-right: 8px; }
.auto-card ul { list-style: none; }
.auto-card ul li { padding: 5px 0; font-size: 0.9rem; color: var(--gray-dark); }
.auto-card ul li::before { content: '✓ '; color: var(--orange); font-weight: 700; }

/* Industries */
.industries .industries-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 24px; }
.industry-card {
  background: var(--white); padding: 30px 20px; border-radius: 12px; text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06); transition: all 0.3s ease; border: 1px solid rgba(44,95,138,0.1);
}
.industry-card:hover { transform: translateY(-4px); box-shadow: 0 12px 35px rgba(44,95,138,0.15); border-color: var(--steel); }
.industry-icon {
  width: 60px; height: 60px; background: linear-gradient(135deg, var(--teal), var(--steel));
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px; font-size: 1.5rem; color: var(--white);
}
.industry-card h3 { font-size: 1rem; margin-bottom: 8px; }
.industry-card p { font-size: 0.85rem; color: var(--gray-dark); }

@media (max-width: 768px) {
  .industries .container { grid-template-columns: repeat(2, 1fr); }
}

/* Process */
.process { background: var(--navy); color: var(--white); }
.process .section-header p { color: rgba(255,255,255,0.7); }
.process .section-header h2 { color: var(--white); }
.process .accent-bar { background: var(--orange); }
.process-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 30px; }
.step-card {
  background: rgba(255,255,255,0.05); padding: 35px 25px; border-radius: 12px;
  text-align: center; border: 1px solid rgba(255,255,255,0.08); transition: all 0.3s ease; position: relative;
}
.step-card:hover { background: rgba(232,116,32,0.1); border-color: var(--orange); }
.step-number {
  width: 50px; height: 50px; background: var(--orange); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 900; color: var(--white); margin: 0 auto 20px;
}
.step-card h3 { color: var(--white); margin-bottom: 12px; }
.step-card p { font-size: 0.9rem; color: rgba(255,255,255,0.7); }

/* Why Choose */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.why-card {
  background: var(--white); padding: 35px 30px; border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06); transition: all 0.3s ease; border-left: 4px solid var(--teal);
}
.why-card:hover { transform: translateY(-4px); box-shadow: 0 12px 35px rgba(44,95,138,0.15); }
.why-card h3 { margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
.why-card h3 .why-icon { color: var(--teal); }
.why-card p { font-size: 0.95rem; color: var(--gray-dark); }

/* Contact */
.contact { background: var(--gray); }
.contact .container { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.contact-info h2 { margin-bottom: 20px; }
.contact-item { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 24px; }
.contact-item-icon {
  width: 48px; height: 48px; background: linear-gradient(135deg, var(--teal), var(--steel));
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.2rem; flex-shrink: 0;
}
.contact-item h4 { margin-bottom: 4px; }
.contact-item p, .contact-item a { font-size: 0.95rem; color: var(--gray-dark); }
.contact-item a:hover { color: var(--orange); }
.contact-form-wrapper { background: var(--white); padding: 40px; border-radius: 16px; box-shadow: 0 10px 40px rgba(0,0,0,0.08); }
.contact-form-wrapper h3 { margin-bottom: 24px; color: var(--navy); }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 0.9rem; color: var(--navy); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 16px; border: 2px solid #e0e4e8; border-radius: 8px;
  font-family: var(--font-main); font-size: 0.95rem; transition: border-color 0.3s ease; background: var(--gray);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--teal); }
.form-group textarea { min-height: 120px; resize: vertical; }
.form-submit { display: flex; gap: 12px; }

@media (max-width: 768px) {
  .contact .container { grid-template-columns: 1fr; }
  .contact-form-wrapper { padding: 25px; }
  .form-submit { flex-direction: column; }
}

/* Footer */
.footer { background: var(--navy); color: var(--white); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand .logo-text { font-size: 1.4rem; margin-bottom: 12px; }
.footer-brand p { color: rgba(255,255,255,0.6); font-size: 0.9rem; margin-bottom: 16px; }
.footer-section h4 { color: var(--white); margin-bottom: 16px; font-size: 1.1rem; }
.footer-section ul { list-style: none; }
.footer-section ul li { margin-bottom: 8px; }
.footer-section ul li a { color: rgba(255,255,255,0.6); font-size: 0.9rem; transition: color 0.3s ease; }
.footer-section ul li a:hover { color: var(--orange); }
.footer-bottom { text-align: center; padding: 20px 0; color: rgba(255,255,255,0.4); font-size: 0.85rem; }
.footer-bottom strong { color: var(--orange); }

/* WhatsApp Float */
.whatsapp-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 999;
  width: 60px; height: 60px; background: #25d366; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.8rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4); transition: all 0.3s ease;
  text-decoration: none;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 30px rgba(37,211,102,0.6); }

/* Scroll to top */
.scroll-top {
  position: fixed; bottom: 96px; right: 24px; z-index: 999;
  width: 44px; height: 44px; background: var(--navy); border: 2px solid var(--steel);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.2rem; cursor: pointer;
  opacity: 0; visibility: hidden; transition: all 0.3s ease;
}
.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--steel); }

/* CTA Banner */
.cta-banner { background: linear-gradient(135deg, var(--orange), var(--orange-light)); color: var(--white); padding: 60px 0; text-align: center; }
.cta-banner h2 { color: var(--white); font-size: 2rem; margin-bottom: 16px; }
.cta-banner p { font-size: 1.1rem; opacity: 0.9; margin-bottom: 28px; }
.cta-banner .btn { background: var(--white); color: var(--orange); }
.cta-banner .btn:hover { background: var(--navy); color: var(--white); }

/* Utility */
.text-center { text-align: center; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }
.mt-20 { margin-top: 20px; }

/* Section Images */
.section-image {
  margin-bottom: 40px;
  border-radius: 12px;
  overflow: hidden;
  max-height: 500px;
}
.section-image img {
  width: 100%;
  height: 100%;
  display: block;
}

/* Hero image styles */
.hero-image img {
  width: 100%;
  height: auto;
  max-width: 500px;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

/* About image styles */
.about-image img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(44,95,138,0.3);
}

/* Responsive images */
@media (max-width: 768px) {
  .section-image {
    max-height: 300px;
    margin-bottom: 30px;
  }
  .hero-image img {
    max-width: 100%;
  }
  .about-image img {
    max-width: 100%;
  }
}