:root {
  --navy: #0B1D3A;
  --navy-light: #132B50;
  --teal: #0FA4AF;
  --teal-dark: #0C8B94;
  --teal-light: #14C5D0;
  --gold: #E8A838;
  --gold-light: #F2C464;
  --white: #FFFFFF;
  --offwhite: #F5F7FA;
  --gray-100: #E8ECF1;
  --gray-200: #CDD4DE;
  --gray-500: #6B7A90;
  --gray-700: #3A4A5C;
  --gray-900: #1A2332;
  --shadow: 0 4px 24px rgba(11,29,58,0.10);
  --shadow-lg: 0 8px 40px rgba(11,29,58,0.15);
  --radius: 12px;
  --transition: 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Open Sans', sans-serif; color: var(--gray-900); line-height: 1.7; background: var(--white); }
h1, h2, h3, h4 { font-family: 'Montserrat', sans-serif; font-weight: 700; line-height: 1.2; color: var(--navy); }
a { color: var(--teal-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--teal); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

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

/* BUTTONS */
.btn { display: inline-block; padding: 14px 32px; border-radius: 8px; font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 1rem; text-align: center; transition: all var(--transition); cursor: pointer; border: 2px solid transparent; }
.btn-cta { background: var(--teal); color: var(--white); border-color: var(--teal); }
.btn-cta:hover { background: var(--teal-dark); border-color: var(--teal-dark); color: var(--white); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(15,164,175,0.3); }
.btn-outline { background: transparent; color: var(--white); border-color: var(--white); }
.btn-outline:hover { background: var(--white); color: var(--navy); }
.btn-sm { padding: 10px 24px; font-size: 0.9rem; }
.btn-lg { padding: 18px 40px; font-size: 1.1rem; }

/* HEADER */
.sticky-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: var(--white); box-shadow: var(--shadow); transition: all var(--transition); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 20px; }
.logo img { height: 45px; width: auto; }
#mainNav ul { display: flex; gap: 8px; }
#mainNav a { padding: 8px 14px; font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 0.9rem; color: var(--gray-700); border-radius: 6px; transition: all var(--transition); }
#mainNav a:hover { color: var(--teal); background: var(--offwhite); }
.header-cta { white-space: nowrap; padding: 10px 20px !important; font-size: 0.9rem !important; }
.mobile-toggle { display: none; background: none; border: none; font-size: 1.8rem; cursor: pointer; color: var(--navy); padding: 4px 8px; }

/* HERO */
.hero { position: relative; min-height: 85vh; display: flex; align-items: center; background: url('../images/hero.jpg') center/cover no-repeat; margin-top: 70px; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(11,29,58,0.85) 0%, rgba(15,164,175,0.4) 100%); }
.hero-content { position: relative; z-index: 2; max-width: 700px; color: var(--white); }
.hero h1 { font-size: 3.2rem; font-weight: 800; margin-bottom: 20px; color: var(--white); }
.hero-sub { font-size: 1.2rem; margin-bottom: 32px; opacity: 0.95; line-height: 1.8; }
.cta-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

/* PAGE HERO */
.page-hero { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%); padding: 120px 0 60px; text-align: center; margin-top: 70px; }
.page-hero h1 { color: var(--white); font-size: 2.6rem; margin-bottom: 12px; }
.page-hero p { color: var(--gray-200); font-size: 1.15rem; }

/* FEATURES */
.features { padding: 80px 0; background: var(--offwhite); }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.feature-card { background: var(--white); padding: 40px 28px; border-radius: var(--radius); text-align: center; box-shadow: var(--shadow); transition: transform var(--transition), box-shadow var(--transition); }
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.feature-icon { font-size: 2.8rem; margin-bottom: 16px; }
.feature-card h3 { margin-bottom: 10px; font-size: 1.1rem; }
.feature-card p { color: var(--gray-500); font-size: 0.95rem; }

/* SECTION TITLE */
.section-title { text-align: center; font-size: 2.2rem; margin-bottom: 48px; position: relative; }
.section-title::after { content: ''; display: block; width: 60px; height: 4px; background: var(--teal); margin: 16px auto 0; border-radius: 2px; }

/* SERVICES PREVIEW */
.services-preview { padding: 80px 0; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.service-card { background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: transform var(--transition); }
.service-card:hover { transform: translateY(-4px); }
.service-card img { width: 100%; height: 220px; object-fit: cover; }
.service-card-body { padding: 24px; }
.service-card-body h3 { margin-bottom: 10px; }
.service-card-body p { color: var(--gray-500); margin-bottom: 16px; font-size: 0.95rem; }

/* CTA SECTION */
.cta-section { padding: 80px 0; background: linear-gradient(135deg, var(--navy) 0%, var(--teal-dark) 100%); color: var(--white); }
.cta-section h2 { color: var(--white); font-size: 2.2rem; margin-bottom: 16px; }
.cta-section p { font-size: 1.1rem; opacity: 0.9; margin-bottom: 32px; }

/* AREAS PREVIEW */
.areas-preview { padding: 80px 0; background: var(--offwhite); }
.areas-tags { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin: 32px 0; }
.area-tag { background: var(--white); color: var(--navy); padding: 10px 20px; border-radius: 30px; font-weight: 600; font-size: 0.9rem; box-shadow: var(--shadow); transition: all var(--transition); }
.area-tag:hover { background: var(--teal); color: var(--white); }

/* ABOUT */
.about-section { padding: 80px 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-text h2 { margin-bottom: 20px; }
.about-text p { margin-bottom: 16px; color: var(--gray-700); }
.about-text ul { margin: 16px 0; padding-left: 0; }
.about-text li { padding: 8px 0 8px 28px; position: relative; color: var(--gray-700); }
.about-text li::before { content: '✓'; position: absolute; left: 0; color: var(--teal); font-weight: 700; }
.about-img img { border-radius: var(--radius); box-shadow: var(--shadow-lg); }

/* SERVICES DETAIL */
.services-detail { padding: 60px 0; }
.service-detail-row { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; margin-bottom: 60px; }
.service-detail-row.reverse { direction: rtl; }
.service-detail-row.reverse > * { direction: ltr; }
.service-detail-img img { border-radius: var(--radius); box-shadow: var(--shadow); }
.service-detail-text h2 { margin-bottom: 16px; }
.service-detail-text p { color: var(--gray-700); margin-bottom: 24px; }

/* AREAS DETAIL */
.areas-detail { padding: 60px 0; }
.areas-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.area-card { background: var(--white); padding: 28px; border-radius: var(--radius); box-shadow: var(--shadow); transition: transform var(--transition); border-left: 4px solid var(--teal); }
.area-card:hover { transform: translateY(-3px); }
.area-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.area-card p { color: var(--gray-500); font-size: 0.9rem; margin-bottom: 12px; }
.area-card a { font-weight: 600; font-size: 0.9rem; }

/* TESTIMONIALS */
.testimonials-section { padding: 60px 0; }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.testimonial-card { background: var(--white); padding: 32px; border-radius: var(--radius); box-shadow: var(--shadow); }
.stars { color: var(--gold); font-size: 1.3rem; margin-bottom: 16px; }
.testimonial-text { font-style: italic; color: var(--gray-700); margin-bottom: 20px; line-height: 1.8; }
.testimonial-author strong { display: block; color: var(--navy); }
.testimonial-author span { color: var(--gray-500); font-size: 0.9rem; }

/* FAQ */
.faq-section { padding: 60px 0; }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--gray-100); }
.faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 20px 0; background: none; border: none; cursor: pointer; font-family: 'Montserrat', sans-serif; font-size: 1.05rem; font-weight: 600; color: var(--navy); text-align: left; transition: color var(--transition); }
.faq-question:hover { color: var(--teal); }
.faq-toggle { font-size: 1.5rem; color: var(--teal); transition: transform var(--transition); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; }
.faq-answer p { padding: 0 0 20px; color: var(--gray-700); }
.faq-item.active .faq-answer { max-height: 300px; }
.faq-item.active .faq-toggle { transform: rotate(45deg); }

/* CONTACT */
.contact-section { padding: 60px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-info h2 { margin-bottom: 30px; }
.contact-item { display: flex; gap: 16px; margin-bottom: 24px; }
.contact-icon { font-size: 1.6rem; min-width: 40px; text-align: center; }
.contact-item h3 { font-size: 1rem; margin-bottom: 4px; }
.contact-item p { color: var(--gray-700); font-size: 0.95rem; }
.contact-cta { margin-top: 32px; }
.contact-map h2 { margin-bottom: 20px; }
.map-container { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.map-container iframe { display: block; }

/* LEGAL */
.legal-section { padding: 60px 0; }
.legal-content { max-width: 800px; margin: 0 auto; }
.legal-content h2 { margin: 32px 0 12px; font-size: 1.4rem; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p { color: var(--gray-700); margin-bottom: 12px; }

/* FOOTER */
footer { background: var(--navy); color: var(--gray-200); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
footer h3 { color: var(--white); font-size: 1.1rem; margin-bottom: 16px; }
footer a { color: var(--gray-200); }
footer a:hover { color: var(--teal-light); }
footer li { margin-bottom: 8px; }
.footer-bottom { text-align: center; padding: 24px 0; margin-top: 40px; border-top: 1px solid rgba(255,255,255,0.1); }
.footer-bottom p { font-size: 0.9rem; color: var(--gray-500); }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .areas-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .mobile-toggle { display: block; }
  #mainNav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--white); box-shadow: var(--shadow-lg); padding: 16px; }
  #mainNav.active { display: block; }
  #mainNav ul { flex-direction: column; gap: 4px; }
  #mainNav a { display: block; padding: 12px 16px; }
  .header-cta { display: none; }
  .hero { min-height: 70vh; }
  .hero h1 { font-size: 2.2rem; }
  .page-hero h1 { font-size: 2rem; }
  .features-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .service-detail-row { grid-template-columns: 1fr; }
  .service-detail-row.reverse { direction: ltr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .areas-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-buttons { flex-direction: column; align-items: flex-start; }
  .section-title { font-size: 1.8rem; }
}