/* ==== Reset & Base ==== */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  font-size: var(--fs-body);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  font-weight: var(--fw-semibold);
  line-height: 1.25;
}
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}
.eyebrow {
  display: block;
  color: var(--color-primary);
  font-weight: var(--fw-semibold);
  letter-spacing: 1px;
  margin-bottom: var(--space-xs);
  font-size: 15px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: var(--fw-medium);
  border: none;
  cursor: pointer;
  transition: var(--transition-base);
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-teal { background: var(--color-teal); color: #fff; width: 100%; justify-content: center; padding: 16px; border-radius: var(--radius-sm); }
.btn-teal:hover { opacity: 0.9; }
section { position: relative; }
.section-pad { padding: var(--space-2xl) 0; }
.section-head { text-align: center; max-width: 700px; margin: 0 auto var(--space-lg); }
.section-head h2 { font-size: var(--fs-h2); }
.section-head p { margin-top: var(--space-sm); }

[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ==== Header ==== */
.site-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
}
.site-header.is-scrolled {
  position: fixed;
  background: var(--color-navy);
  box-shadow: 0 4px 20px rgba(0,0,0,.15);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo img { height: 44px; }
.main-nav { display: flex; gap: 36px; }
.main-nav a {
  color: #fff;
  font-weight: var(--fw-medium);
  display: flex;
  align-items: center;
  gap: 6px;
  opacity: .9;
}
.main-nav a:hover { opacity: 1; color: var(--color-primary); }
.nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 26px; cursor: pointer; }

/* ==== Hero ==== */
.hero {
  background: var(--color-navy);
  padding-top: 140px;
  padding-bottom: 0;
}
.hero-content { text-align: center; max-width: 900px; margin: 0 auto; padding-bottom: 60px; }
.hero-content .eyebrow { justify-content: center; text-align: center; }
.hero-content h1 { color: #fff; font-size: var(--fs-h1); margin: var(--space-sm) 0; }
.hero-content p { color: #cbd2e3; max-width: 640px; margin: 0 auto var(--space-md); }
.hero-image {
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  max-height: 560px;
}
.hero-image img { width: 100%; height: 100%; object-fit: cover; }

/* ==== Services ==== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: var(--space-lg);
}
.service-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  text-align: center;
  transition: var(--transition-base);
}
.service-card.is-active {
  background: var(--color-navy);
  border-color: var(--color-navy);
}
.service-card.is-active h3, .service-card.is-active p { color: #fff; }
.service-card.is-active .read-more { color: #fff; }
.service-card:hover:not(.is-active) { box-shadow: 0 20px 40px rgba(20,30,60,.08); transform: translateY(-4px); }
.service-icon {
  width: 70px; height: 70px; margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
}
.service-icon img { width: 56px; height: 56px; object-fit: contain; }
.service-card h3 { font-size: 20px; margin-bottom: 12px; }
.service-card p { font-size: 15px; margin-bottom: 20px; }
.read-more { color: var(--color-primary); font-weight: var(--fw-medium); }

/* ==== About / Why choose ==== */
.about-section { padding: var(--space-2xl) 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-text h2 { font-size: 42px; margin-bottom: 20px; }
.about-text p { margin-bottom: 30px; }
.checklist-item { display: flex; gap: 18px; margin-bottom: 24px; }
.checklist-icon {
  width: 56px; height: 56px; min-width: 56px; border-radius: 50%;
  background: var(--color-navy); display: flex; align-items: center; justify-content: center;
}
.checklist-icon svg { width: 26px; height: 26px; stroke: #fff; }
.checklist-item h4 { font-size: 19px; margin-bottom: 6px; }
.checklist-item p { font-size: 15px; margin: 0; }
.about-images { position: relative; display: grid; grid-template-columns: 1.3fr 1fr; gap: 20px; }
.about-images img { border-radius: var(--radius-md); object-fit: cover; }
.about-images .img-tall { height: 320px; }
.about-images .img-small { height: 180px; grid-column: 1 / 2; }
.about-images .img-side { height: 220px; }

/* ==== Why choose us + CTA ==== */
.choose-section { padding-bottom: var(--space-2xl); }
.choose-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; }
.cta-card {
  background: linear-gradient(160deg, #34456f, var(--color-navy));
  border-radius: var(--radius-md);
  padding: 40px 32px;
  color: #fff;
  display: flex; flex-direction: column; justify-content: flex-end;
  min-height: 320px;
  background-size: cover; background-position: center;
}
.cta-card h3 { color: #fff; font-size: 26px; margin-bottom: 20px; }
.choose-item h4 { font-size: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--color-border); margin-bottom: 16px; }
.choose-item p { font-size: 15px; }

/* ==== Stats ==== */
.stats-band {
  background: var(--color-navy);
  background-size: cover;
  background-position: center;
  padding: var(--space-xl) 0;
  position: relative;
}
.stats-band::before { content: ''; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(26,41,71,.55), rgba(26,41,71,.92)); }
.stats-grid { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-item { display: flex; align-items: center; gap: 20px; padding: 0 20px; border-right: 1px solid rgba(255,255,255,.2); }
.stat-item:last-child { border-right: none; }
.stat-circle { width: 70px; height: 70px; min-width: 70px; border-radius: 50%; background: rgba(0,0,0,.3); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.stat-circle img { width: 100%; height: 100%; object-fit: cover; }
.stat-number { color: #fff; font-size: 36px; font-weight: var(--fw-bold); }
.stat-number span { color: var(--color-primary); }
.stat-label { color: #dfe3ee; font-weight: var(--fw-medium); font-size: 15px; }

/* ==== Expertise / case studies ==== */
.expertise-section { padding: var(--space-2xl) 0; }
.expertise-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 60px; align-items: start; }
.expertise-intro { position: sticky; top: 120px; }
.expertise-intro h2 { font-size: 40px; margin-top: 10px; margin-bottom: 16px; }
.case-cards { display: flex; flex-direction: column; gap: 24px; }
.case-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  min-height: 260px;
  display: flex; align-items: flex-end;
  background-size: cover; background-position: center;
}
.case-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20,30,55,.1), rgba(15,22,41,.88)); }
.case-card-body { position: relative; padding: 28px 32px; color: #fff; }
.case-card-body h3 { color: #fff; font-size: 22px; margin-bottom: 8px; }
.case-card-body p { color: #d8dceb; font-size: 15px; margin-bottom: 14px; }
.case-card-body .read-more { color: #fff; }

/* ==== Testimonials ==== */
.testimonial-section {
  padding: var(--space-2xl) 0;
  background-size: cover; background-position: center;
  position: relative;
}
.testimonial-section::before { content: ''; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(23,35,64,.9), rgba(23,35,64,.75)); }
.testimonial-section .section-head, .testimonial-section .container { position: relative; }
.testimonial-section .eyebrow { color: #cfd6ea; text-align: center; }
.testimonial-section h2 { color: #fff; }
.testimonial-section .section-head p { color: #d8dceb; }
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card { background: #fff; border-radius: var(--radius-md); padding: 36px 30px; text-align: center; }
.quote-mark { color: var(--color-primary); font-size: 40px; font-weight: 700; line-height: 1; margin-bottom: 10px; }
.testimonial-card p { font-size: 15px; margin-bottom: 20px; }
.testimonial-avatar { width: 64px; height: 64px; border-radius: 50%; border: 2px solid var(--color-navy); overflow: hidden; margin: 0 auto 14px; }
.testimonial-avatar img { width: 100%; height: 100%; object-fit: cover; }
.testimonial-card h4 { font-size: 17px; margin-bottom: 2px; }
.testimonial-card .role { color: var(--color-primary); font-size: 14px; }

/* ==== FAQ + Contact ==== */
.faq-section { padding: var(--space-2xl) 0; }
.faq-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: start; }
.faq-grid h2 { font-size: 40px; margin-bottom: 16px; }
.faq-grid > .faq-col > p { margin-bottom: 30px; }
.faq-item { border-bottom: 1px solid var(--color-border); padding: 20px 0; cursor: pointer; }
.faq-item summary { list-style: none; display: flex; justify-content: space-between; align-items: center; font-weight: var(--fw-semibold); color: var(--color-heading); font-size: 17px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item[open] summary { color: var(--color-primary); }
.faq-item .faq-icon { font-size: 22px; color: var(--color-text); }
.faq-item .faq-answer { padding: 16px 0 0 0; font-size: 15px; }
.contact-card { background: var(--color-navy); border-radius: var(--radius-md); padding: 40px; color: #fff; }
.contact-card h3 { color: #fff; font-size: 24px; margin-bottom: 24px; text-align: center; }
.contact-card input, .contact-card textarea {
  width: 100%; padding: 14px 16px; margin-bottom: 16px; border-radius: var(--radius-sm);
  border: none; font-family: var(--font-body); font-size: 15px; resize: vertical;
}
.contact-card textarea { min-height: 130px; }

/* ==== News (empty state matches live demo) ==== */
.news-section { padding: var(--space-2xl) 0; }

/* ==== Footer ==== */
.site-footer { background: var(--color-navy); color: #c7cee2; padding-top: var(--space-2xl); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1.1fr; gap: 40px; padding-bottom: var(--space-xl); }
.footer-logo img { height: 40px; margin-bottom: 18px; }
.footer-col h4 { color: #fff; font-size: 19px; margin-bottom: 20px; }
.footer-col ul li { margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
.footer-col ul li a:hover { color: var(--color-primary); }
.social-icons { display: flex; gap: 10px; margin-top: 20px; }
.social-icons a {
  width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
}
.social-icons a:hover { background: var(--color-primary); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 22px 0; text-align: center; font-size: 14px; }

/* ==== Responsive ==== */
@media (max-width: 1024px) {
  .services-grid, .choose-grid, .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .expertise-grid, .faq-grid { grid-template-columns: 1fr; gap: 40px; }
  .expertise-intro { position: static; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-content h1 { font-size: 56px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); row-gap: 30px; }
  .stat-item:nth-child(2) { border-right: none; }
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .nav-toggle { display: block; }
  .services-grid, .choose-grid, .testimonial-grid { grid-template-columns: 1fr; }
  .about-images { grid-template-columns: 1fr 1fr; }
  .hero-content h1 { font-size: 38px; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item { border-right: none !important; border-bottom: 1px solid rgba(255,255,255,.2); padding-bottom: 20px; margin-bottom: 20px; }
  .section-head h2, .about-text h2, .expertise-intro h2, .faq-grid h2 { font-size: 30px; }
}