/* ── Reset & Base ──────────────────────────────────────────────────────────── */

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

:root {
  --navy:     #0b1d33;
  --navy-mid: #122a47;
  --navy-light: #1a3a5c;
  --teal:     #0ea5a0;
  --teal-light: #14c8c2;
  --gold:     #c9a84c;
  --white:    #f8f9fa;
  --gray-100: #e9ecef;
  --gray-200: #dee2e6;
  --gray-500: #8a9bb0;
  --gray-700: #4a5568;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--teal); text-decoration: none; }
a:hover { color: var(--teal-light); }

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

/* ── Layout ───────────────────────────────────────────────────────────────── */

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.center { text-align: center; }

/* ── Nav ──────────────────────────────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(11, 29, 51, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--white);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.logo-icon { font-size: 1.4rem; }
.logo-text { margin-top: 1px; }

.nav-cta {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--teal);
  border-radius: 6px;
  color: var(--teal-light);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s;
}

.nav-cta:hover {
  background: var(--teal);
  color: var(--white);
}

/* ── Hero ─────────────────────────────────────────────────────────────────── */

.hero {
  position: relative;
  background: linear-gradient(165deg, var(--navy) 0%, var(--navy-mid) 50%, var(--navy-light) 100%);
  color: var(--white);
  padding: 10rem 0 7rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(14, 165, 160, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 80%, rgba(201, 168, 76, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.hero-inner { position: relative; max-width: 720px; }

.hero-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: rgba(14, 165, 160, 0.15);
  border: 1px solid rgba(14, 165, 160, 0.3);
  border-radius: 100px;
  color: var(--teal-light);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--gray-500);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--white));
}

/* ── Buttons ──────────────────────────────────────────────────────────────── */

.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--teal);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--teal-light);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(14, 165, 160, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
}

/* ── Sections ─────────────────────────────────────────────────────────────── */

.section {
  padding: 5rem 0;
}

.section-dark {
  background: var(--navy);
  color: var(--white);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  text-align: center;
}

.section-dark .section-title { color: var(--white); }

.section-sub {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

.section:not(.section-dark) .section-sub { color: var(--gray-700); }

/* ── Cards / Grid ─────────────────────────────────────────────────────────── */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 2rem;
  transition: box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.75rem;
}

.card p {
  font-size: 0.95rem;
  color: var(--gray-700);
  line-height: 1.65;
}

/* ── Features ─────────────────────────────────────────────────────────────── */

.feature {
  padding: 1.5rem;
  border-radius: 10px;
  border: 1px solid var(--gray-200);
  transition: border-color 0.2s;
}

.feature:hover { border-color: var(--teal); }

.feature h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.5rem;
}

.feature p {
  font-size: 0.93rem;
  line-height: 1.65;
}

/* ── Steps ────────────────────────────────────────────────────────────────── */

.steps {
  max-width: 680px;
  margin: 3rem auto 0;
}

.step {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  align-items: flex-start;
}

.step-num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--teal);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}

.step-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.step-content p {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.65;
}

/* ── Contact ──────────────────────────────────────────────────────────────── */

.contact-options { margin: 2.5rem 0 1.5rem; }

.contact-note {
  font-size: 0.9rem;
  color: var(--gray-500);
}

/* ── Footer ───────────────────────────────────────────────────────────────── */

.footer {
  background: var(--navy);
  color: var(--gray-500);
  padding: 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
}

.footer-copy {
  font-size: 0.8rem;
}

/* ── Responsive ───────────────────────────────────────────────────────────── */

@media (max-width: 640px) {
  .hero { padding: 8rem 0 5rem; }
  .section { padding: 3.5rem 0; }
  .step { gap: 1rem; }
  .footer-inner { flex-direction: column; gap: 0.75rem; text-align: center; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { text-align: center; }
}