/* ============================================================
   Ocean Hub LLC — base stylesheet
   Palette: deep navy + steel blue (from the Ocean Hub logo)
   ============================================================ */

:root {
  --ink: #0a2540;          /* deep navy — headings, dark backgrounds */
  --ink-soft: #40536b;     /* body text */
  --blue: #1f5183;         /* primary navy-blue — buttons, links */
  --blue-deep: #143a5e;    /* hover / darker */
  --blue-soft: #6f9fd0;    /* light steel-blue accent (logo dots) */
  --bg: #ffffff;
  --bg-alt: #f4f7fb;
  --line: #e2e9f1;
  --white: #ffffff;

  --container: 1080px;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(10, 37, 64, .04), 0 12px 32px rgba(10, 37, 64, .08);

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-soft);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  color: var(--ink);
  line-height: 1.15;
  margin: 0;
}

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-deep); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand { display: inline-flex; align-items: center; }
.brand-logo {
  height: 40px;
  width: auto;
  display: block;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}
.site-nav a {
  color: var(--ink-soft);
  font-size: .95rem;
  font-weight: 500;
}
.site-nav a:hover { color: var(--ink); }
.nav-cta {
  padding: .5rem 1rem;
  border-radius: 999px;
  background: var(--ink);
  color: var(--white) !important;
}
.nav-cta:hover { background: var(--blue-deep); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: .8rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .98rem;
  transition: transform .15s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-deep); color: var(--white); }
.btn-ghost {
  color: var(--white);
  border: 1px solid rgba(255,255,255,.4);
}
.btn-ghost:hover { color: var(--white); background: rgba(255,255,255,.1); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: #d6e2ef;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(111,159,208,.30), transparent 60%),
    linear-gradient(160deg, #071c33 0%, #0d2f52 52%, #16436f 100%);
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 120px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,.04));
  pointer-events: none;
}
.hero-inner {
  padding: clamp(4.5rem, 12vw, 8rem) 0 clamp(4rem, 10vw, 7rem);
  max-width: 760px;
}
.eyebrow {
  margin: 0 0 1.2rem;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--blue-soft);
}
.hero-title {
  font-family: var(--font-display);
  color: var(--white);
  font-weight: 600;
  font-size: clamp(2.4rem, 6vw, 4rem);
  letter-spacing: -.02em;
  margin-bottom: 1.4rem;
}
.hero-lede {
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  color: #bacbdf;
  max-width: 620px;
  margin: 0 0 2.2rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ---------- Sections ---------- */
.section { padding: clamp(4rem, 9vw, 7rem) 0; }
.section-alt { background: var(--bg-alt); border-block: 1px solid var(--line); }
.section-narrow { max-width: 720px; }
.section-eyebrow {
  margin: 0 0 .8rem;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue);
}
.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  letter-spacing: -.02em;
  margin-bottom: 1.2rem;
}
.section-text { font-size: 1.08rem; margin: 0 0 1.1rem; }
.section-head { max-width: 640px; margin-bottom: 3rem; }

/* ---------- Cards (divisions) ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.4rem;
}
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
  box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 2px 4px rgba(10,37,64,.06), 0 20px 44px rgba(10,37,64,.13);
}
.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: 12px;
  color: var(--blue);
  background: linear-gradient(135deg, rgba(31,81,131,.10), rgba(111,159,208,.20));
  margin-bottom: 1.3rem;
}
.card-icon svg { width: 24px; height: 24px; }
.card-title { font-size: 1.25rem; margin-bottom: .6rem; }
.card-text { margin: 0; font-size: 1rem; }

/* ---------- Values ---------- */
.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2.2rem 2.6rem;
}
.value { position: relative; padding-top: 1.2rem; }
.value::before {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 40px; height: 3px; border-radius: 3px;
  background: linear-gradient(90deg, var(--blue), var(--blue-soft));
}
.value-title { font-size: 1.15rem; margin-bottom: .5rem; }
.value-text { margin: 0; font-size: 1rem; }

/* ---------- Contact / CTA ---------- */
.section-cta {
  color: #d6e2ef;
  background:
    radial-gradient(900px 500px at 20% 120%, rgba(111,159,208,.28), transparent 60%),
    linear-gradient(160deg, #071c33 0%, #16436f 100%);
  text-align: center;
}
.section-cta .section-title { color: var(--white); }
.section-cta .section-eyebrow { color: var(--blue-soft); }
.section-cta .section-text { color: #bacbdf; }
.contact-inner { margin-inline: auto; }
.contact-location {
  margin: 1.4rem 0 0;
  font-size: .9rem;
  letter-spacing: .05em;
  color: #93aecb;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #06162a;
  color: #9fb2c0;
  padding: 3rem 0;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}
.footer-brand .brand-name { color: var(--white); font-weight: 700; font-size: 1.1rem; }
.footer-tagline { margin: .4rem 0 0; font-size: .95rem; }
.footer-meta { text-align: right; }
.footer-meta a { color: var(--blue-soft); }
.footer-meta p { margin: .5rem 0 0; font-size: .85rem; color: #6f8697; }

@media (max-width: 620px) {
  .site-nav { gap: 1rem; }
  .site-nav a:not(.nav-cta) { display: none; }
  .footer-inner { flex-direction: column; }
  .footer-meta { text-align: left; }
}