/* =====================
   Variables & Reset
   ===================== */
:root {
  --navy:    #1e3a5f;
  --blue:    #2e6da4;
  --steel:   #4a8ab5;
  --light:   #f0f6fc;
  --white:   #ffffff;
  --text:    #2c3e50;
  --muted:   #6b7f93;
  --radius:  8px;
  --shadow:  0 4px 20px rgba(30,58,95,0.10);
  --trans:   all 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
}

h1, h2, h3 {
  font-family: 'Montserrat', sans-serif;
  color: var(--navy);
}

a { text-decoration: none; color: inherit; }

img { max-width: 100%; display: block; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* =====================
   Buttons
   ===================== */
.btn-primary {
  display: inline-block;
  background: var(--blue);
  color: var(--white);
  padding: 12px 28px;
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--trans);
  border: 2px solid var(--blue);
  cursor: pointer;
}
.btn-primary:hover { background: var(--navy); border-color: var(--navy); }

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--white);
  padding: 12px 28px;
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid var(--white);
  transition: var(--trans);
}
.btn-outline:hover { background: var(--white); color: var(--navy); }

.btn-nav {
  background: var(--blue);
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  transition: var(--trans);
}
.btn-nav:hover { background: var(--navy); }

/* =====================
   Navigation
   ===================== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  transition: var(--trans);
}
#navbar.scrolled {
  box-shadow: 0 2px 16px rgba(30,58,95,0.12);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 48px;
  width: auto;
  border-radius: 4px;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy);
  transition: var(--trans);
}
.nav-links a:hover { color: var(--blue); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--navy);
  cursor: pointer;
}

/* =====================
   Hero
   ===================== */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 60%, var(--steel) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  text-align: center;
  padding: 100px 24px 60px;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 750px;
}

.hero-logo {
  height: 120px;
  width: auto;
  margin: 0 auto 32px;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.88);
  max-width: 580px;
  margin: 0 auto 36px;
}

.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* =====================
   Services
   ===================== */
.services {
  padding: 90px 0;
  background: var(--white);
}

.services h2, .about h2, .contact h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 12px;
  text-align: center;
}

.section-sub {
  text-align: center;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto 52px;
  font-size: 1.05rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.service-card {
  background: var(--light);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: var(--trans);
  border-bottom: 3px solid transparent;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-bottom-color: var(--blue);
}

.service-icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--navy);
}

.service-card p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* =====================
   About
   ===================== */
.about {
  padding: 90px 0;
  background: var(--light);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h2 { text-align: left; }

.about-text p {
  color: var(--muted);
  margin-bottom: 16px;
}

.about-text .btn-primary { margin-top: 8px; }

.about-card {
  background: var(--white);
  border-radius: 12px;
  padding: 36px;
  box-shadow: var(--shadow);
  text-align: center;
}

.about-card img {
  height: 100px;
  width: auto;
  margin: 0 auto 28px;
  border-radius: 8px;
}

.about-stats {
  display: flex;
  justify-content: space-around;
  gap: 12px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-num {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--blue);
}

.stat-label {
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
}

/* =====================
   Contact
   ===================== */
.contact {
  padding: 90px 0;
  background: var(--white);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-centered {
  grid-template-columns: 1fr;
  max-width: 500px;
  margin: 0 auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--navy);
}

.form-group input,
.form-group textarea {
  padding: 12px 14px;
  border: 1.5px solid #d0dce8;
  border-radius: var(--radius);
  font-family: 'Open Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--text);
  transition: var(--trans);
  background: var(--light);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: var(--white);
}

.form-group textarea { resize: vertical; }

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding-top: 8px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
}

.contact-item strong {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.95rem;
  color: var(--navy);
  margin-bottom: 4px;
}

.contact-item p { color: var(--muted); font-size: 0.93rem; }

/* =====================
   Footer
   ===================== */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.75);
  padding: 40px 0;
  text-align: center;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.footer-logo {
  height: 52px;
  width: auto;
  border-radius: 6px;
  margin-bottom: 4px;
}

.footer p { font-size: 0.9rem; }
.footer-tagline { color: rgba(255,255,255,0.45); font-size: 0.82rem; }

/* =====================
   Responsive
   ===================== */
@media (max-width: 768px) {
  .nav-toggle { display: block; }

  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px; left: 0; right: 0;
    background: var(--white);
    padding: 20px 24px;
    gap: 20px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
  }
  .nav-links.open { display: flex; }

  .about-inner,
  .contact-inner { grid-template-columns: 1fr; }

  .form-row { grid-template-columns: 1fr; }

  .hero-logo { height: 90px; }
}