:root {
  --orange: #FF6A00;
  --orange-hover: #E05E00;
  --orange-light: #FF8C33;
  --dark-navy: #0A2342;
  --deep-blue: #0B4F6C;
  --light-bg: #E9EEF5;
  --white: #FFFFFF;
  --dark-gray: #2D3748;
  --gray: #718096;
  --light-gray: #D1D5DB;
  --border-color: #E2E8F0;
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --transition: all 0.3s ease;
  --max-width: 1200px;
  --radius: 8px;
  --radius-lg: 16px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--dark-gray);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  line-height: 1.2;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  font-size: 2.2rem;
  color: var(--dark-navy);
  margin-bottom: 12px;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  border: none;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--orange-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

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

.btn-dark:hover {
  background: var(--deep-blue);
  transform: translateY(-2px);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  z-index: 1000;
  padding: 0 20px;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--dark-navy);
}

.brand-mark {
  width: 44px;
  height: 44px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand-name { white-space: nowrap; }

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

.nav a {
  padding: 8px 16px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--dark-gray);
  transition: var(--transition);
  border-radius: var(--radius);
}

.nav a:hover, .nav a.active {
  color: var(--orange);
  background: rgba(255,106,0,0.08);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  width: 24px;
  height: 2.5px;
  background: var(--dark-navy);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Hero */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--dark-navy) 0%, var(--deep-blue) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,106,0,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content { max-width: 700px; position: relative; z-index: 1; }

.hero h1 {
  font-size: 3rem;
  margin-bottom: 16px;
  line-height: 1.15;
}

.hero p {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero .btn { margin-right: 12px; }

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

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border-color);
  text-align: center;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--orange);
}

.service-icon {
  width: 112px;
  height: 112px;
  border-radius: 14px;
  background: rgba(255,106,0,0.1);
  margin: 0 auto 20px;
  overflow: hidden;
  border: 1px solid rgba(255,106,0,0.18);
}

.service-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-card h3 {
  font-size: 1.3rem;
  color: var(--dark-navy);
  margin-bottom: 12px;
}

.service-card p {
  color: var(--gray);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.feature-tag {
  padding: 4px 12px;
  background: var(--light-bg);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--deep-blue);
}

/* About summary */
.about-summary {
  background: var(--light-bg);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-content p {
  font-size: 1.1rem;
  color: var(--dark-gray);
  line-height: 1.8;
}

/* CTA section */
.cta-section {
  background: linear-gradient(135deg, var(--orange) 0%, #E05E00 100%);
  color: var(--white);
  text-align: center;
}

.cta-section h2 {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.cta-section p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 28px;
}

/* Footer */
.footer {
  background: var(--dark-navy);
  color: var(--white);
  padding: 60px 0 30px;
}

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

.footer-brand .logo { color: var(--white); margin-bottom: 16px; }

.footer-brand p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer h4 {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--white);
}

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

.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.footer-contact p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-contact a:hover { color: var(--orange); }

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.social-links a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: var(--transition);
  font-size: 1rem;
}

.social-links a:hover { background: var(--orange); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}

/* Page Hero (inner pages) */
.page-hero {
  padding: 120px 0 60px;
  background: linear-gradient(135deg, var(--dark-navy), var(--deep-blue));
  color: var(--white);
  text-align: center;
}

.page-hero h1 { font-size: 2.5rem; margin-bottom: 12px; }
.page-hero p { font-size: 1.1rem; opacity: 0.9; max-width: 600px; margin: 0 auto; }

/* Services detail page */
.service-detail {
  padding: 60px 0;
  border-bottom: 1px solid var(--border-color);
}

.service-detail:last-child { border-bottom: none; }

.service-detail-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.service-detail:nth-child(even) .service-detail-inner {
  direction: rtl;
}

.service-detail:nth-child(even) .service-detail-inner > * {
  direction: ltr;
}

.service-detail h2 {
  font-size: 1.8rem;
  color: var(--dark-navy);
  margin-bottom: 16px;
}

.service-detail p {
  color: var(--gray);
  margin-bottom: 20px;
  line-height: 1.7;
}

.service-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

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

.service-features li i {
  color: var(--orange);
  font-size: 0.85rem;
}

.service-image {
  background: var(--light-bg);
  border-radius: var(--radius-lg);
  aspect-ratio: 1 / 1;
  height: auto;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* About page */
.about-story {
  padding: 60px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-grid h2 {
  font-size: 1.8rem;
  color: var(--dark-navy);
  margin-bottom: 16px;
}

.about-grid p {
  color: var(--gray);
  line-height: 1.7;
  margin-bottom: 16px;
}

.about-image {
  background: var(--light-bg);
  border-radius: var(--radius-lg);
  height: 350px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.value-card {
  text-align: center;
  padding: 30px 20px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.value-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

.value-card i {
  font-size: 2rem;
  color: var(--orange);
  margin-bottom: 16px;
}

.value-card h3 { font-size: 1.1rem; color: var(--dark-navy); margin-bottom: 8px; }
.value-card p { font-size: 0.9rem; color: var(--gray); }

/* Contact page */
.contact-section { padding: 60px 0; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info h2 {
  font-size: 1.8rem;
  color: var(--dark-navy);
  margin-bottom: 16px;
}

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

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-item i {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: rgba(255,106,0,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  font-size: 1.1rem;
}

.contact-item h4 { font-size: 1rem; color: var(--dark-navy); margin-bottom: 4px; }
.contact-item p { font-size: 0.95rem; color: var(--gray); }
.contact-item a { color: var(--deep-blue); font-weight: 600; }
.contact-item a:hover { color: var(--orange); text-decoration: underline; }

/* Contact Form */
.contact-form {
  background: var(--white);
  padding: 36px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

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

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--dark-navy);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  font-family: 'Open Sans', sans-serif;
  font-size: 0.95rem;
  transition: var(--transition);
  color: var(--dark-gray);
  background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(255,106,0,0.1);
}

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

.form-message {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  display: none;
  font-size: 0.9rem;
}

.form-message.success {
  display: block;
  background: #F0FFF4;
  color: #22543D;
  border: 1px solid #C6F6D5;
}

.form-message.error {
  display: block;
  background: #FFF5F5;
  color: #9B2C2C;
  border: 1px solid #FED7D7;
}

/* Service area panel */
.map-section {
  padding: 60px 0;
  background: var(--light-bg);
}

.map-container {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow);
  max-width: 900px;
  margin: 0 auto;
}

.map-container h2 {
  text-align: center;
  font-size: 1.4rem;
  color: var(--dark-navy);
  margin-bottom: 24px;
}

.service-area-panel {
  width: 100%;
}

.service-area-intro {
  max-width: 680px;
  margin: 0 auto 24px;
  color: var(--gray);
  text-align: center;
}

.service-area-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.service-area-card {
  border: 1px solid var(--border-color);
  border-top: 4px solid var(--orange);
  border-radius: var(--radius);
  background: #FAFBFC;
  padding: 18px;
  min-width: 0;
}

.service-area-card h3 {
  color: var(--dark-navy);
  font-size: 1rem;
  margin-bottom: 10px;
}

.service-area-card li {
  color: var(--dark-gray);
  font-size: 0.92rem;
  line-height: 1.7;
}

.map-note {
  text-align: center;
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--gray);
}

/* 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);
}

/* Mobile responsive */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .hamburger { display: flex; }

  .nav {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    gap: 0;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav a {
    width: 100%;
    padding: 14px 16px;
    border-radius: 0;
    border-bottom: 1px solid var(--border-color);
  }

  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1rem; }
  .hero { padding: 120px 0 60px; }

  .services-grid { grid-template-columns: 1fr; }
  .service-detail-inner { grid-template-columns: 1fr; gap: 30px; }
  .service-detail:nth-child(even) .service-detail-inner { direction: ltr; }
  .service-features { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; }

  .about-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 24px; }

  .section-header h2 { font-size: 1.8rem; }
  .page-hero h1 { font-size: 1.8rem; }

  .map-container { padding: 16px; }
  .service-area-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.6rem; }
  .hero .btn { display: block; margin: 0 0 12px !important; width: 100%; }
  .contact-form { padding: 24px; }
  .brand-mark { width: 40px; height: 40px; }
  .logo { font-size: 1.25rem; gap: 7px; }
  .service-area-grid { grid-template-columns: 1fr; }
}