:root {
  --navy: #0a2338;
  --body: #55636f;
  --green: #67d782;
  --blue: #2174ba;
  --white: #ffffff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: #fff;
  color: var(--body);
  font-family: "Open Sans", Arial, sans-serif;
  font-size: 18px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
.container {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding-left: 30px;
  padding-right: 30px;
}
.skip-link { position: absolute; left: -9999px; top: 0; }
.skip-link:focus { left: 16px; top: 16px; z-index: 100; background: #fff; padding: 8px 12px; }

h1, h2, h3 {
  margin-top: 0;
  font-family: Montserrat, Arial, sans-serif;
  font-weight: 700;
  line-height: 1.3;
  color: var(--navy);
}

.site-header {
  background: #fff;
  padding: 30px 0;
}
.header-inner { min-height: 40px; display: flex; align-items: center; }
.brand { display: inline-block; margin: 0; }
.brand img { width: auto; height: 40px; max-width: min(80vw, 100%); object-fit: contain; object-position: left center; }

.image-section {
  position: relative;
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  overflow: hidden;
}
.overlay { position: absolute; inset: 0; }
.section-content { position: relative; z-index: 1; }

.hero {
  min-height: 600px;
  background-image: url("assets/hero.jpg");
  display: flex;
  align-items: center;
  text-align: center;
}
.overlay-hero { background: rgba(0, 0, 0, 0.03); }
.hero-content { color: #fff; max-width: 930px; padding-top: 150px; padding-bottom: 150px; }
.hero h1 { margin: 0 0 28px; color: #fff; font-size: 60px; }
.hero p { margin: 0 auto; max-width: 900px; font-size: 24px; line-height: 1.8; }

.contact {
  min-height: 310px;
  background-image: url("assets/contact.jpg");
  display: flex;
  align-items: center;
  text-align: center;
}
.overlay-contact { background: rgba(255, 255, 255, 0.91); }
.contact-content { padding-top: 72px; padding-bottom: 72px; }
.contact h2 { margin: 0 0 28px; font-size: 30px; }
.contact-button {
  display: inline-block;
  margin: 0;
  padding: 16px 32px;
  border: 2px solid var(--green);
  border-radius: 4px;
  background: var(--green);
  color: #fff;
  font-family: Montserrat, Arial, sans-serif;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.3;
  text-decoration: none;
  box-shadow: 0 4px 6px rgba(50,50,93,.11), 0 1px 3px rgba(0,0,0,.08);
  transition: filter .1s ease;
}
.contact-button:hover { filter: brightness(1.08); }

.mission {
  min-height: 500px;
  background-image: url("assets/mission.jpg");
  display: flex;
  align-items: center;
  text-align: center;
}
.overlay-mission { background: rgba(9, 48, 97, 0.86); }
.mission-content { max-width: 970px; padding-top: 135px; padding-bottom: 135px; }
.mission h2 { margin: 0; color: #fff; font-size: 30px; line-height: 1.5; }

.solutions { background: #fff; padding: 100px 0; text-align: center; }
.solutions > .container > h2 { margin: 0 0 72px; font-size: 30px; }
.solution-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; }
.solution { padding: 0 12px; }
.solution img { width: 100%; max-width: 320px; height: 160px; object-fit: contain; margin: 0 auto 18px; }
.solution h3 { margin: 0 0 18px; font-size: 24px; }
.solution p { margin: 0 auto; max-width: 350px; }

.testimonial {
  min-height: 600px;
  background-image: url("assets/testimonial-bg.jpg");
  display: flex;
  align-items: center;
  text-align: center;
}
.overlay-testimonial { background: rgba(9, 48, 97, 0.78); }
.testimonial-content { max-width: 1050px; color: #fff; padding-top: 90px; padding-bottom: 90px; }
.testimonial blockquote {
  margin: 0 auto;
  padding: 0 70px;
  border: 0;
  font-size: 24px;
  line-height: 1.75;
}
.client-photo {
  width: 90px;
  height: 90px;
  margin: 30px auto 16px;
  border-radius: 50%;
  object-fit: cover;
}
.client-name { margin: 0; color: #fff; line-height: 1.45; }
.client-name strong { font-family: Montserrat, Arial, sans-serif; font-size: 20px; }
.client-name em { display: inline-block; margin-top: 6px; opacity: .65; }

.site-footer { background: #fff; padding: 15px 0; color: #8a8a8a; }
.footer-inner { display: flex; align-items: center; gap: 20px; min-height: 70px; }
.footer-inner img { width: 40px; height: 40px; object-fit: contain; border-radius: 50%; }
.footer-inner span { line-height: 40px; }

@media (max-width: 767px) {
  body { font-size: 16px; }
  .container { padding-left: 15px; padding-right: 15px; }
  .site-header { padding: 22px 0; }
  .brand img { height: 34px; max-width: 90vw; }

  .hero, .mission, .testimonial, .contact { min-height: auto; }
  .hero-content, .mission-content, .testimonial-content, .contact-content { padding-top: 70px; padding-bottom: 70px; }
  .hero h1 { font-size: 34px; }
  .hero p { font-size: 18px; line-height: 1.65; }
  .contact h2, .mission h2, .solutions > .container > h2 { font-size: 28px; }
  .contact-button { width: min(100%, 360px); font-size: 18px; }
  .mission h2 { font-size: 23px; }

  .solutions { padding: 70px 0; }
  .solutions > .container > h2 { margin-bottom: 42px; }
  .solution-grid { grid-template-columns: 1fr; gap: 56px; }
  .solution img { max-width: 300px; height: 150px; }
  .solution h3 { font-size: 21px; }

  .testimonial blockquote { padding: 0 12px; font-size: 17px; line-height: 1.75; }
  .footer-inner { justify-content: center; }
}