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

body {
  font-family: Arial, Helvetica, sans-serif;
  color: #0f172a;
  background: #f7fbfc;
  line-height: 1.6;
}

.site-header {
  background: white;
  text-align: center;
  padding: 18px;
  border-bottom: 5px solid #08346d;
}

.header-image {
  max-width: 1050px;
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.12);
}

.nav {
  background: #08346d;
  padding: 14px;
  text-align: center;
}

.nav a,
.nav button {
  color: white;
  background: transparent;
  border: none;
  text-decoration: none;
  margin: 0 18px;
  font-weight: bold;
  font-size: 1rem;
  cursor: pointer;
  font-family: Arial, Helvetica, sans-serif;
}

.nav a:hover,
.nav button:hover {
  color: #5eead4;
}

.hero {
  background: linear-gradient(135deg, #0f766e, #08346d);
  color: white;
  padding: 62px 20px;
  text-align: center;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 12px;
}

.hero p {
  font-size: 1.25rem;
  max-width: 850px;
  margin: 0 auto 24px;
}

.quote-button {
  display: inline-block;
  background: #14b8a6;
  color: white;
  border: none;
  text-decoration: none;
  padding: 14px 26px;
  border-radius: 8px;
  font-weight: bold;
  font-size: 1rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
  cursor: pointer;
  font-family: Arial, Helvetica, sans-serif;
}

.quote-button:hover,
.submit-button:hover {
  background: #0f766e;
}

.section {
  max-width: 1100px;
  margin: auto;
  padding: 55px 20px;
}

.section-light {
  max-width: none;
  background: #eefcff;
}

.section-light > h2,
.section-light > .cards,
.section-light > .contact-box {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

h2 {
  color: #08346d;
  font-size: 2rem;
  text-align: center;
  margin-bottom: 20px;
}

.intro {
  max-width: 850px;
  margin: auto;
  text-align: center;
  font-size: 1.1rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 22px;
  margin-top: 30px;
}

.card {
  background: white;
  padding: 25px;
  border-radius: 14px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  border-top: 5px solid #0f9b9b;
}

.card h3 {
  color: #0f766e;
  margin-bottom: 10px;
}

.contact-box {
  background: white;
  border-radius: 14px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  margin-top: 25px;
}

.contact-box p {
  margin-bottom: 12px;
}

.footer {
  background: #082f49;
  color: white;
  text-align: center;
  padding: 25px;
}

.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  inset: 0;
  background: rgba(15, 23, 42, 0.72);
  padding: 20px;
  overflow-y: auto;
}

.modal.show {
  display: block;
}

.modal-content {
  background: white;
  max-width: 650px;
  margin: 35px auto;
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  position: relative;
}

.close {
  position: absolute;
  top: 14px;
  right: 18px;
  font-size: 30px;
  color: #334155;
  cursor: pointer;
  border: none;
  background: transparent;
}

.modal-intro {
  text-align: center;
  margin-bottom: 20px;
  color: #475569;
}

label {
  display: block;
  font-weight: bold;
  color: #08346d;
  margin: 12px 0 5px;
}

input,
textarea,
select {
  width: 100%;
  padding: 12px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  font-size: 1rem;
  font-family: Arial, Helvetica, sans-serif;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

.submit-button {
  width: 100%;
  margin-top: 18px;
  background: #0f766e;
  color: white;
  border: none;
  border-radius: 8px;
  padding: 14px;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
}

.form-note {
  font-size: 0.85rem;
  color: #64748b;
  margin-top: 12px;
  text-align: center;
}

@media (max-width: 700px) {
  .hero h1 {
    font-size: 2rem;
  }

  .nav a,
  .nav button {
    display: block;
    margin: 8px auto;
  }
}