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

:root {
  --teal: #4EB4AF; --teal-dark: #38908C; --teal-light: #7ECFCB;
  --navy: #0D1B2A; --navy-mid: #132233; --navy-light: #1A2E42;
  --off-white: #F5F7F7; --white: #FFFFFF;
  --text-muted: #8BA3B5; --text-light: #C5D5DF;
  --border-dark: rgba(78,180,175,0.15);
}

html { scroll-behavior: smooth; }
body { font-family: 'DM Sans', sans-serif; background: var(--navy); color: var(--white); line-height: 1.6; overflow-x: hidden; }
h1, h2, h3, h4, h5 { font-family: 'Syne', sans-serif; line-height: 1.15; }
a { text-decoration: none; }
img { max-width: 100%; display: block; }

/* NAV */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(13,27,42,0.92); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border-dark); padding: 0 5%; height: 70px; display: flex; align-items: center; justify-content: space-between; transition: background 0.3s; }
.nav-logo img { max-width: 200px; }
.nav-links { display: flex; align-items: center; gap: 2rem; list-style: none; }
.nav-links a { color: var(--text-muted); font-size: 0.9rem; font-weight: 400; transition: color 0.2s; white-space: nowrap; }
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.hamburger { display: none; cursor: pointer; flex-direction: column; gap: 5px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); transition: all 0.3s; }
.mobile-menu { display: none; position: fixed; top: 70px; left: 0; right: 0; background: var(--navy-mid); border-bottom: 1px solid var(--border-dark); padding: 1.5rem 5%; z-index: 99; flex-direction: column; gap: 1rem; }
.mobile-menu.open { display: flex; }
.mobile-menu a { color: var(--text-muted); font-size: 1rem; padding: 0.5rem 0; border-bottom: 1px solid var(--border-dark); transition: color 0.2s; }
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover { color: var(--teal); }

/* BUTTONS */
.btn-primary { display: inline-block; background: var(--teal); color: var(--navy) !important; font-family: 'Syne', sans-serif; font-weight: 700; font-size: 0.85rem; padding: 0.65rem 1.4rem; border-radius: 6px; border: none; cursor: pointer; transition: background 0.2s, transform 0.15s; letter-spacing: 0.01em; white-space: nowrap; }
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); }
.btn-secondary { display: inline-block; background: transparent; color: var(--white); font-family: 'Syne', sans-serif; font-weight: 600; font-size: 0.85rem; padding: 0.65rem 1.4rem; border-radius: 6px; border: 1.5px solid rgba(255,255,255,0.3); cursor: pointer; transition: border-color 0.2s, color 0.2s; white-space: nowrap; }
.btn-secondary:hover { border-color: var(--teal); color: var(--teal); }
.btn-outline-teal { display: inline-block; background: transparent; color: var(--teal); font-family: 'Syne', sans-serif; font-weight: 700; font-size: 0.85rem; padding: 0.65rem 1.4rem; border-radius: 6px; border: 1.5px solid var(--teal); cursor: pointer; transition: background 0.2s, color 0.2s; white-space: nowrap; }
.btn-outline-teal:hover { background: var(--teal); color: var(--navy); }

/* SECTIONS */
section { padding: 100px 5%; }
.section-label { font-size: 0.75rem; font-weight: 600; color: var(--teal); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 1rem; }
.section-headline { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 1rem; }
.section-sub { font-size: 1.05rem; color: var(--text-muted); max-width: 580px; font-weight: 300; line-height: 1.7; }

/* PAGE HERO (inner pages) */
.page-hero { background: var(--navy); padding: 160px 5% 80px; position: relative; overflow: hidden; border-bottom: 1px solid var(--border-dark); }
.page-hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(78,180,175,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(78,180,175,0.04) 1px, transparent 1px); background-size: 60px 60px; pointer-events: none; }
.page-hero-glow { position: absolute; width: 500px; height: 500px; border-radius: 50%; background: radial-gradient(circle, rgba(78,180,175,0.07) 0%, transparent 70%); top: -100px; right: -50px; pointer-events: none; }
.page-hero-label { font-size: 0.75rem; font-weight: 600; color: var(--teal); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 1rem; }
.page-hero h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 800; color: var(--white); max-width: 800px; letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 1.5rem; }
.page-hero h1 span { color: var(--teal); }
.page-hero p { font-size: 1.1rem; color: var(--text-muted); max-width: 560px; font-weight: 300; line-height: 1.7; }

/* FOOTER */
footer { background: var(--navy); border-top: 1px solid var(--border-dark); padding: 4rem 5% 2rem; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 3rem; padding-bottom: 3rem; border-bottom: 1px solid var(--border-dark); margin-bottom: 2rem; }
.footer-brand p { font-size: 0.88rem; color: var(--text-muted); margin-top: 1rem; max-width: 280px; line-height: 1.65; }
.footer-col h4 { font-family: 'Syne', sans-serif; font-size: 0.8rem; font-weight: 700; color: var(--white); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 1.25rem; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col ul a { font-size: 0.88rem; color: var(--text-muted); transition: color 0.2s; }
.footer-col ul a:hover { color: var(--teal); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-bottom p { font-size: 0.82rem; color: var(--text-muted); }
.social-links { display: flex; gap: 1rem; }
.social-links a { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border: 1px solid rgba(255,255,255,0.1); border-radius: 8px; color: var(--text-muted); transition: all 0.2s; }
.social-links a:hover { border-color: var(--teal); color: var(--teal); }

/* CARDS */
.card-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.card-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin-top: 3rem; }
.card { background: var(--navy-mid); border: 1px solid var(--border-dark); border-radius: 14px; padding: 2rem; transition: border-color 0.25s, transform 0.25s; }
.card:hover { border-color: rgba(78,180,175,0.4); transform: translateY(-3px); }
.card-light { background: var(--white); border: 1px solid rgba(13,27,42,0.08); border-radius: 14px; padding: 2rem; border-left: 3px solid var(--teal); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .card-grid-3 { grid-template-columns: 1fr; }
  .card-grid-2 { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
@media (max-width: 600px) {
  section { padding: 70px 5%; }
  .page-hero { padding: 120px 5% 60px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .section-headline { font-size: 1.7rem; word-break: break-word; }
  h1 { font-size: 2rem !important; }
}