:root {
  --navy: #112b3a;
  --navy-deep: #0b1f2a;
  --navy-soft: #1c3d50;
  --mint: #d6f7fa;
  --aqua: #7fd3d6;
  --aqua-dark: #2a8a92;
  --sand: #f6f3ec;
  --ink: #16303d;
  --muted: #536b77;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(11, 31, 42, 0.08);
  --display: "Saira Semi Condensed", "Arial Narrow", sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--aqua-dark); }

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.04em;
  margin: 0 0 0.6em;
}
h2 { font-size: clamp(1.9rem, 4vw, 2.6rem); text-transform: uppercase; }
h3 { font-size: 1.3rem; letter-spacing: 0.03em; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 20px; }

.sr-only, .skip-link:not(:focus) {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}
.skip-link:focus {
  position: fixed; top: 10px; left: 10px; z-index: 100;
  background: var(--mint); color: var(--navy); padding: 8px 14px; border-radius: 8px;
}

:focus-visible { outline: 3px solid var(--aqua); outline-offset: 3px; }

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--navy);
  background: var(--mint);
  border: 2px solid var(--mint);
  border-radius: 999px;
  padding: 0.8em 1.7em;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.btn:hover { background: var(--white); border-color: var(--white); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--mint); }
.btn-ghost:hover { background: rgba(214, 247, 250, 0.1); color: var(--white); border-color: var(--white); }
.btn-small { padding: 0.45em 1.2em; font-size: 0.95rem; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(17, 43, 58, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(214, 247, 250, 0.08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--white); }
.brand img { width: 56px; }
.brand span {
  font-family: var(--display); font-weight: 500; font-size: 1rem;
  letter-spacing: 0.18em; text-transform: uppercase;
}
.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a:not(.btn) {
  color: var(--mint); text-decoration: none; font-family: var(--display);
  letter-spacing: 0.12em; text-transform: uppercase; font-size: 0.98rem;
}
.site-nav a:not(.btn):hover { color: var(--white); }

.nav-toggle {
  display: none; background: none; border: 0; padding: 10px; cursor: pointer;
}
.nav-toggle .bar { display: block; width: 24px; height: 2px; background: var(--mint); margin: 5px 0; transition: transform 0.2s, opacity 0.2s; }
.nav-toggle[aria-expanded="true"] .bar:nth-of-type(2) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bar:nth-of-type(3) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bar:nth-of-type(4) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .brand span { font-size: 0.82rem; letter-spacing: 0.12em; }
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; gap: 0; padding: 8px 20px 20px;
    background: var(--navy); border-bottom: 1px solid rgba(214, 247, 250, 0.1);
    display: none;
  }
  .site-nav.open { display: flex; }
  .site-nav a:not(.btn) { padding: 14px 0; width: 100%; text-align: center; }
  .site-nav .btn { margin-top: 8px; }
}
@media (max-width: 420px) {
  .brand span { display: none; }
}

/* Hero */
.hero {
  position: relative;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(127, 211, 214, 0.14), transparent 60%),
    var(--navy);
  color: var(--mint);
  padding: 72px 0 120px;
  text-align: center;
  overflow: hidden;
}
.hero-inner { display: flex; flex-direction: column; align-items: center; }
.hero-emblem { width: min(420px, 80%); margin-bottom: 36px; animation: rise 1s ease-out both; }
.hero-title {
  color: var(--white);
  font-weight: 500;
  font-size: clamp(1.6rem, 4.6vw, 3rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 0.4em;
}
.hero-motto {
  font-family: var(--display);
  font-size: clamp(0.95rem, 2.2vw, 1.35rem);
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--aqua);
  margin-bottom: 2em;
  padding-left: 0.5em; /* balance trailing letter-spacing */
}
.hero-lede { max-width: 620px; color: rgba(214, 247, 250, 0.85); font-size: 1.12rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 1.2em; }
.wave { position: absolute; bottom: -1px; left: 0; width: 100%; height: 70px; fill: var(--white); }

@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .hero-emblem { animation: none; } }

/* Sections */
.section { padding: 88px 0; }
.section-alt { background: var(--sand); }
.eyebrow {
  font-family: var(--display); text-transform: uppercase; letter-spacing: 0.3em;
  color: var(--aqua-dark); font-weight: 600; font-size: 0.9rem; margin-bottom: 0.6em;
}
.section-lede { color: var(--muted); max-width: 640px; font-size: 1.12rem; }

.icon {
  width: 30px; height: 30px; fill: none; stroke: currentColor;
  stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round;
}

/* Service cards */
.cards {
  display: grid; gap: 22px; margin-top: 44px;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.card {
  background: var(--white);
  border: 1px solid #e3ebee;
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 16px 36px rgba(11, 31, 42, 0.12); }
.card .icon {
  width: 52px; height: 52px; padding: 11px; margin-bottom: 18px;
  color: var(--mint); background: var(--navy); border-radius: 12px;
}
.card p { color: var(--muted); margin: 0; }

/* Band */
.band { background: var(--navy); color: var(--mint); padding: 64px 0; text-align: center; }
.band-quote {
  font-family: var(--display); font-size: clamp(1.4rem, 3.4vw, 2.1rem);
  letter-spacing: 0.04em; max-width: 820px; margin: 0 auto; line-height: 1.35;
}

/* Steps */
.steps {
  list-style: none; padding: 0; margin: 44px 0 0;
  display: grid; gap: 26px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.steps li { background: var(--white); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); }
.step-num {
  display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  border: 2px solid var(--aqua-dark); color: var(--aqua-dark);
  font-family: var(--display); font-weight: 600; font-size: 1.3rem; margin-bottom: 16px;
}
.steps p { color: var(--muted); margin: 0; }

/* About */
.about { display: grid; grid-template-columns: 1.3fr 1fr; gap: 56px; align-items: center; }
.about-text p { color: var(--muted); }
.values { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.values li {
  background: var(--navy); color: var(--mint); border-radius: var(--radius);
  padding: 20px 24px; display: flex; flex-direction: column;
}
.values strong {
  font-family: var(--display); font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--white); font-size: 1.05rem;
}
.values span { color: rgba(214, 247, 250, 0.8); font-size: 0.98rem; }
@media (max-width: 860px) { .about { grid-template-columns: 1fr; gap: 36px; } }

/* Contact */
.contact-section { background: var(--sand); }
.contact { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: start; }
.contact-info > p { color: var(--muted); }
.contact-list { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 16px; }
.contact-list li { display: flex; align-items: center; gap: 14px; overflow-wrap: anywhere; }
.contact-list .icon { color: var(--aqua-dark); flex-shrink: 0; width: 26px; height: 26px; }
.contact-list a { color: var(--ink); text-decoration: none; font-weight: 500; }
.contact-list a:hover { color: var(--aqua-dark); text-decoration: underline; }

.quote-form {
  background: var(--white); border-radius: var(--radius); padding: 32px;
  box-shadow: var(--shadow); display: grid; gap: 18px;
}
.field { display: grid; gap: 6px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field label { font-weight: 500; font-size: 0.95rem; }
.field input, .field select, .field textarea {
  font: inherit; font-size: 1rem; color: var(--ink);
  border: 1.5px solid #cfdbe0; border-radius: 10px; padding: 12px 14px;
  background: var(--white); width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--aqua-dark); box-shadow: 0 0 0 3px rgba(42, 138, 146, 0.18);
}
.field [aria-invalid="true"] { border-color: #c0392b; }
.quote-form .btn { justify-self: start; background: var(--navy); border-color: var(--navy); color: var(--mint); }
.quote-form .btn:hover { background: var(--navy-soft); border-color: var(--navy-soft); color: var(--white); }
.form-note { margin: 0; font-size: 0.95rem; color: var(--muted); min-height: 1.4em; }
.form-note.error { color: #c0392b; }

@media (max-width: 860px) {
  .contact { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 520px) {
  .field-row { grid-template-columns: 1fr; }
  .quote-form { padding: 22px; }
  .section { padding: 64px 0; }
}

/* Footer */
.site-footer { background: var(--navy-deep); color: var(--mint); padding: 56px 0 40px; text-align: center; }
.footer-inner { display: flex; flex-direction: column; align-items: center; }
.footer-inner img { width: 96px; margin-bottom: 18px; }
.footer-name {
  font-family: var(--display); letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--white); margin-bottom: 0.3em;
}
.footer-motto {
  font-family: var(--display); letter-spacing: 0.4em; text-transform: uppercase;
  color: var(--aqua); font-size: 0.85rem; padding-left: 0.4em;
}
.footer-small { font-size: 0.85rem; color: rgba(214, 247, 250, 0.55); margin: 1em 0 0; }

@media (max-width: 520px) {
  .hero-title { letter-spacing: 0.14em; }
  .hero-motto { letter-spacing: 0.28em; padding-left: 0.28em; font-size: 0.9rem; }
}