/* ===========================
   GLOBAL STYLING
=========================== */

body {
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
  background: #f5f7fa;
  color: #333;
}

h1, h2, h3 {
  color: #003f73;
  margin-bottom: 10px;
}

p {
  line-height: 1.6;
}

/* ===========================
   RESPONSIVE NAVIGATION BAR
=========================== */

.main-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 15px 25px;
  background: #0077cc;
  box-shadow: 0 3px 10px rgba(0,0,0,0.25);
  position: sticky;
  top: 0;
  z-index: 1000;
}

/* Logo scales properly */
.logo img {
  max-width: 160px;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
  transition: transform 0.25s ease;
}

.logo img:hover {
  transform: scale(1.05);
}

/* Navigation links */
.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.5px;
  transition: 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: #ffdd55;
}

/* Mobile menu button */
.menu-toggle {
  display: none;
  font-size: 30px;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
}

/* Mobile behaviour */
@media (max-width: 700px) {
  .menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    text-align: center;
    margin-top: 15px;
    gap: 15px;
  }

  .nav-links.show {
    display: flex;
  }
}

/* ===========================
   HERO SECTION
=========================== */

.hero, .sub-hero {
  text-align: center;
  padding: 120px 20px;
  background: linear-gradient(135deg, #0077cc, #005fa3);
  color: white;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

.hero h1, .sub-hero h1 {
  font-size: 2.8rem;
  margin-bottom: 15px;
}

.hero p, .sub-hero p {
  font-size: 1.3rem;
  opacity: 0.95;
}

/* CTA BUTTON */
.cta {
  display: inline-block;
  margin-top: 20px;
  padding: 14px 28px;
  background: #ffdd55;
  color: #003f73;
  font-weight: 700;
  border-radius: 6px;
  text-decoration: none;
  font-size: 1.2rem;
  transition: 0.25s ease;
}

.cta:hover {
  background: #ffe88c;
  transform: translateY(-3px);
}

/* ===========================
   SECTIONS
=========================== */

section {
  padding: 60px 20px;
}

.intro, .services-list, .why-choose-us {
  max-width: 1100px;
  margin: auto;
  background: white;
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

/* ===========================
   HIGHLIGHT CARDS
=========================== */

.highlights {
  display: flex;
  justify-content: center;
  gap: 25px;
  padding: 40px 20px;
  flex-wrap: wrap;
}

.highlights .card {
  background: white;
  padding: 25px;
  border-radius: 10px;
  width: 30%;
  min-width: 260px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.1);
  text-align: center;
  transition: 0.25s ease;
}

.highlights .card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.15);
}

/* ===========================
   WHY CHOOSE US GRID
=========================== */

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.why-grid div {
  background: #f0f6fc;
  padding: 25px;
  border-radius: 10px;
  border-left: 5px solid #0077cc;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

/* Responsive grid */
@media (max-width: 900px) {
  .why-grid {
    grid-template-columns: 1fr;
  }
}

/* ===========================
   CONTACT FORM (FIXED)
=========================== */

.contact-section form {
  display: flex;
  flex-direction: column;
  gap: 15px;
  max-width: 500px;
  margin-top: 20px;
}

.contact-section form input,
.contact-section form textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid #0077cc;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  box-sizing: border-box;
}

.contact-section form textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-section form button {
  padding: 14px;
  background: #0077cc;
  color: white;
  font-size: 1.1rem;
  font-weight: bold;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: 0.25s ease;
}

.contact-section form button:hover {
  background: #005fa3;
}

/* ===========================
   FOOTER
=========================== */

footer {
  text-align: center;
  padding: 25px;
  background: #003f73;
  color: white;
  margin-top: 40px;
}