:root {
  --navy: #0b1f3a;
  --navy-2: #102a4c;
  --blue: #1c5fae;
  --blue-deep: #124a8c;
  --blue-pale: #eaf3fc;
  --ink: #16212e;
  --muted: #5c6b7a;
  --line: #dbe4ee;
  --white: #ffffff;
  --orange: #f37021;
  --radius: 6px;
  --maxw: 1180px;
  --shadow: 0 10px 30px rgba(11, 31, 58, 0.1);
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}

h1,
h2,
h3,
h4 {
  font-family: "Oswald", "Arial Narrow", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--navy);
  margin: 0 0 0.5em;
  line-height: 1.15;
}

p {
  margin: 0 0 1em;
  color: var(--muted);
}
a {
  color: var(--blue);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

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

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Skip link (accessibility) ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--white);
  color: var(--navy);
  padding: 10px 16px;
  z-index: 999;
  border-radius: var(--radius);
}
.skip-link:focus {
  left: 16px;
  top: 16px;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--navy);
  border-bottom: 3px solid var(--blue);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
}
.brand img.logo {
  height: 62px;
  width: auto;
  display: block;
}
.brand span.sub {
  font-family: "Inter", sans-serif;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  font-size: 0.75rem;
  color: #9fb7d8;
  border-left: 1px solid rgba(255, 255, 255, 0.25);
  padding-left: 12px;
  line-height: 1.2;
}
.brand:hover {
  text-decoration: none;
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
}
.main-nav a {
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 10px 16px;
  border-radius: var(--radius);
  display: inline-block;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  background: var(--blue);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--white);
  color: var(--white);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  cursor: pointer;
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-block;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 88px;
    left: 0;
    right: 0;
    background: var(--navy-2);
    border-bottom: 3px solid var(--blue);
  }
  .main-nav.open {
    display: block;
  }
  .main-nav ul {
    flex-direction: column;
    padding: 8px 24px 16px;
  }
  .main-nav a {
    display: block;
    padding: 12px 8px;
  }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: var(--white);
  background:
    linear-gradient(180deg, rgba(11, 31, 58, 0.82), rgba(11, 31, 58, 0.68)),
    var(--hero-img, none) center/cover no-repeat;
  padding: 96px 0 80px;
}
.hero .container {
  max-width: 900px;
}
.hero .eyebrow {
  color: #bcd6f4;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 14px;
}
.hero h1 {
  color: var(--white);
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 18px;
}
.hero p.lead {
  color: #e4edf8;
  font-size: 1.15rem;
  max-width: 640px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 0.9rem;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--orange);
  color: var(--white);
}
.btn-primary:hover {
  background: #d95e14;
  text-decoration: none;
}
.btn-outline {
  background: transparent;
  border-color: var(--white);
  color: var(--white);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  text-decoration: none;
}
.btn-blue {
  background: var(--blue);
  color: var(--white);
}
.btn-blue:hover {
  background: var(--blue-deep);
  text-decoration: none;
}

/* ---------- Sections ---------- */
section.block {
  padding: 76px 0;
}
section.block.alt {
  background: var(--blue-pale);
}
.section-head {
  max-width: 720px;
  margin-bottom: 44px;
}
.section-head .eyebrow {
  color: var(--blue);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 10px;
  display: block;
}
.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}
.section-head p {
  font-size: 1.05rem;
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}
.split.reverse .split-media {
  order: 2;
}
@media (max-width: 860px) {
  .split,
  .split.reverse .split-media {
    grid-template-columns: 1fr;
    order: initial;
  }
  .split {
    grid-template-columns: 1fr;
  }
}

.media-frame {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}
.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.media-frame--contain {
  background: var(--white);
}
.media-frame--contain img {
  object-fit: contain;
  aspect-ratio: 1/1;
  padding: 14px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 8px;
}
@media (max-width: 760px) {
  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}
.gallery figure {
  margin: 0;
}
.gallery .media-frame img {
  aspect-ratio: 1/1;
}
.gallery figcaption {
  margin-top: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy);
  text-align: center;
}

.product-tile {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 30px 20px;
  text-align: center;
}
.product-tile .icon-wrap {
  width: 84px;
  height: 84px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--blue-pale);
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-tile .icon-wrap svg {
  width: 44px;
  height: 44px;
  stroke: var(--blue-deep);
}
.product-tile h4 {
  color: var(--navy);
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.product-tile p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* ---------- Feature list ---------- */
.check-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}
.check-list li {
  padding-left: 28px;
  position: relative;
  margin-bottom: 10px;
  color: var(--ink);
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 12px;
  height: 12px;
  background: var(--blue);
  border-radius: 2px;
  transform: rotate(45deg);
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: var(--navy);
  color: var(--white);
  padding: 60px 0;
  text-align: center;
}
.cta-banner h2 {
  color: var(--white);
  margin-bottom: 12px;
}
.cta-banner p {
  color: #c9d9ec;
  max-width: 620px;
  margin: 0 auto 26px;
}
.cta-banner .hero-actions {
  justify-content: center;
}

/* ---------- Contact page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
}
@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}
.contact-card {
  background: var(--blue-pale);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}
.contact-card h3 {
  margin-bottom: 6px;
}
.contact-card .item {
  margin-bottom: 22px;
}
.contact-card .item .label {
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 4px;
}
.contact-card .item a {
  font-size: 1.15rem;
  color: var(--blue-deep);
  font-weight: 600;
}

form.contact-form {
  display: grid;
  gap: 18px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 560px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}
label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--navy);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
input,
textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: var(--white);
}
input:focus,
textarea:focus {
  outline: 3px solid var(--blue);
  outline-offset: 1px;
}
textarea {
  resize: vertical;
  min-height: 140px;
}

/* ---------- Order placeholder ---------- */
.order-notice {
  background: var(--blue-pale);
  border: 1px dashed var(--blue);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 640px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: #c9d9ec;
  padding: 44px 0 28px;
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.footer-grid h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 10px;
}
.footer-grid p,
.footer-grid a {
  color: #c9d9ec;
}
.footer-grid a:hover {
  color: var(--white);
}
.footer-bottom {
  padding-top: 20px;
  font-size: 0.85rem;
  color: #8fa8c6;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 2px;
}