:root {
  --navy: #0e2745;
  --navy-light: #16345c;
  --accent: #63cdea;
  --gold: #fec564;
  --text: #1f2a37;
  --muted: #5b6b7c;
  --bg: #ffffff;
  --bg-soft: #f5f8fb;
  --radius: 14px;
  --max-width: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Montserrat", "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
section { padding: 88px 0; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 16px; font-weight: 700; }
h2 { font-size: clamp(26px, 3.4vw, 38px); }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 13px;
  font-weight: 700;
  color: var(--navy-light);
  opacity: .7;
  margin-bottom: 10px;
  display: block;
}
.lead { color: var(--muted); font-size: 17px; max-width: 640px; }
.center { text-align: center; margin-left: auto; margin-right: auto; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary { background: var(--accent); color: var(--navy); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(99,205,234,.35); }
.btn-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.6); }
.btn-outline:hover { background: rgba(255,255,255,.12); }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(14,39,69,.3); }

/* Header */
header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14,39,69,.92);
  backdrop-filter: blur(6px);
}
.nav-wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; max-width: var(--max-width); margin: 0 auto;
}
.logo img { height: 42px; }
nav ul { list-style: none; display: flex; gap: 32px; margin: 0; padding: 0; }
nav a { color: #eef4fa; font-size: 15px; font-weight: 500; opacity: .9; }
nav a:hover { opacity: 1; }
.nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 26px; cursor: pointer; }

@media (max-width: 860px) {
  nav { position: fixed; inset: 64px 0 0 0; background: var(--navy); display: none; flex-direction: column; padding: 24px; }
  nav.open { display: flex; }
  nav ul { flex-direction: column; gap: 20px; }
  .nav-toggle { display: block; }
  .header-cta { display: none; }
}

/* Hero */
.hero {
  position: relative;
  min-height: 640px;
  display: flex; align-items: center;
  color: #fff;
  background: linear-gradient(rgba(10,28,50,.72), rgba(10,28,50,.55)), url("assets/navio_banner.webp") center/cover no-repeat;
}
.hero-content { max-width: 640px; }
.hero h1 { font-size: clamp(32px, 5vw, 54px); }
.hero p { font-size: 18px; color: #dfeaf4; margin-bottom: 32px; max-width: 520px; }

/* Services */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 48px;
}
@media (max-width: 900px) { .services-grid { grid-template-columns: 1fr; } }
.service-card {
  background: var(--bg-soft); border-radius: var(--radius); padding: 32px; text-align: left;
  display: flex; flex-direction: column; gap: 16px;
}
.service-card img { width: 100%; height: 200px; object-fit: cover; border-radius: 10px; }
.service-card h3 { margin: 0; font-size: 20px; }
.service-card p { color: var(--muted); margin: 0; flex: 1; }
.service-card .btn { align-self: flex-start; }

/* Why choose us */
.why { background: var(--navy); color: #fff; }
.why .lead { color: #cfe0ee; }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 48px; }
@media (max-width: 900px) { .why-grid { grid-template-columns: 1fr; } }
.why-item { background: rgba(255,255,255,.06); border-radius: var(--radius); padding: 28px; }
.why-item .num { color: var(--gold); font-weight: 800; font-size: 28px; display: block; margin-bottom: 8px; }
.why-item h3 { font-size: 18px; margin-bottom: 10px; }
.why-item p { color: #cfe0ee; margin: 0; font-size: 15px; }

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--navy) 0%, var(--navy-light) 100%);
  color: #fff; text-align: center;
}
.cta-band .lead { color: #d7e6f2; margin: 16px auto 32px; }

/* Testimonials */
.testimonials { background: var(--bg-soft); }
.testi-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px;
}
@media (max-width: 760px) { .testi-grid { grid-template-columns: 1fr; } }
.testi-card {
  background: #fff; border-radius: var(--radius); padding: 28px;
  box-shadow: 0 8px 30px rgba(14,39,69,.06);
}
.testi-card p { font-style: italic; color: var(--text); margin: 0 0 16px; }
.testi-card cite { font-weight: 700; font-style: normal; color: var(--navy); font-size: 14px; }

/* About */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 860px) { .about { grid-template-columns: 1fr; } }
.about img { border-radius: var(--radius); width: 100%; height: 420px; object-fit: cover; }
.about p { color: var(--muted); }

/* Quote form */
.quote { background: var(--bg-soft); }
.quote-wrap {
  display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: start;
}
@media (max-width: 900px) { .quote-wrap { grid-template-columns: 1fr; } }
form.quote-form {
  background: #fff; border-radius: var(--radius); padding: 36px;
  box-shadow: 0 8px 30px rgba(14,39,69,.08);
  display: grid; gap: 16px;
}
form.quote-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 560px) { form.quote-form .row { grid-template-columns: 1fr; } }
form.quote-form label { font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 6px; display: block; }
form.quote-form input, form.quote-form textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid #d7e0e8;
  font-family: inherit; font-size: 15px;
}
form.quote-form textarea { resize: vertical; min-height: 100px; }
form.quote-form .btn { justify-self: start; margin-top: 8px; }
.form-note { font-size: 13px; color: var(--muted); margin-top: 12px; }

/* Footer */
footer { background: var(--navy); color: #cfe0ee; padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; } }
footer .logo img { height: 40px; margin-bottom: 16px; }
footer h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
footer p, footer a { font-size: 14px; color: #b9cbdb; }
footer a:hover { color: #fff; }
.footer-bottom {
  margin-top: 40px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1);
  font-size: 13px; color: #93a9bc; text-align: center;
}

/* Floating WhatsApp */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  background: #25D366; width: 58px; height: 58px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
.wa-float svg { width: 30px; height: 30px; }