/* ===== Reset & Base ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --navy: #1a2332;
  --navy-light: #243044;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --text: #334155;
  --text-light: #64748b;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --border: #e2e8f0;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.1), 0 12px 32px rgba(0,0,0,0.06);
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4 {
  font-family: 'Cabin', sans-serif;
  color: var(--navy);
  line-height: 1.3;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent-hover);
}

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

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

.section {
  padding: 80px 0;
}

.section--alt {
  background: var(--bg-alt);
}

.section-title {
  font-size: 2rem;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--text-light);
  font-size: 1.125rem;
  max-width: 640px;
  margin-bottom: 48px;
}

.section-title + .section-subtitle {
  margin-top: 0;
}

/* ===== Navigation ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-family: 'Cabin', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
}

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

.nav-links a {
  color: rgba(255,255,255,0.8);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  margin: 5px 0;
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background: var(--navy);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.3;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 3rem;
  color: #fff;
  max-width: 640px;
  margin-bottom: 24px;
}

.hero-text {
  color: rgba(255,255,255,0.85);
  font-size: 1.125rem;
  max-width: 540px;
  margin-bottom: 32px;
  line-height: 1.8;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: 'Cabin', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}

.btn--outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.4);
}

.btn--outline:hover {
  border-color: #fff;
  color: #fff;
}

/* ===== Cards ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: all var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.card-icon {
  width: 48px;
  height: 48px;
  background: rgba(37,99,235,0.08);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.card p {
  color: var(--text-light);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.card ul {
  margin-top: 12px;
  padding-left: 20px;
  color: var(--text-light);
  font-size: 0.9375rem;
}

.card ul li {
  margin-bottom: 6px;
}

/* ===== Two-Column Layout ===== */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.split-text h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.split-text p {
  color: var(--text-light);
  margin-bottom: 16px;
  font-size: 1.0625rem;
}

/* ===== Strengths List ===== */
.strengths {
  list-style: none;
  margin-top: 24px;
}

.strengths li {
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
  color: var(--text);
  font-size: 1.0625rem;
}

.strengths li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

/* ===== Contact Form ===== */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 640px;
}

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

.form-group--full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: 'Lato', sans-serif;
  font-size: 1rem;
  color: var(--text);
  transition: border-color var(--transition);
  background: var(--bg);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

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

.form-submit {
  margin-top: 8px;
}

/* ===== Page Header ===== */
.page-header {
  background: var(--navy);
  padding: 64px 0;
  text-align: center;
}

.page-header h1 {
  color: #fff;
  font-size: 2.5rem;
}

.page-header p {
  color: rgba(255,255,255,0.7);
  font-size: 1.125rem;
  margin-top: 12px;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Footer ===== */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.6);
  padding: 40px 0;
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  list-style: none;
  gap: 24px;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: #fff;
}

.footer small {
  font-size: 0.875rem;
}

/* ===== Thank You (inline) ===== */
.thank-you {
  text-align: center;
  padding: 80px 24px;
}

.thank-you h2 {
  margin-bottom: 12px;
}

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

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    padding: 16px 24px 24px;
    gap: 0;
    border-top: 1px solid rgba(255,255,255,0.08);
  }

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

  .nav-links li {
    padding: 10px 0;
  }

  .hero {
    min-height: 400px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .section {
    padding: 56px 0;
  }

  .split {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .split-img {
    order: -1;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

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

  .footer .container {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .page-header {
    padding: 48px 0;
  }

  .page-header h1 {
    font-size: 2rem;
  }
}