/* Shared site chrome + layout for all pages (header, nav, hero, services,
   about, contact, footer, responsive). Extracted from index.html so every
   page shares one source of truth. Depends on colors_and_type.css tokens. */

* { box-sizing: border-box; }
body { margin: 0; }
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 120px; }

/* --- Header --- */
.site-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 64px; background: #fff;
  border-bottom: 1px solid var(--color-border);
  position: sticky; top: 0; z-index: 10;
}
.site-header .brand { font-family: var(--font-sans); font-weight: 800; font-size: 20px; color: var(--color-fg); }
.site-header .brand img {
  height: 66px; width: auto; display: block;
  filter: drop-shadow(0 3px 5px rgba(20, 24, 60, 0.6));
  transition: transform var(--dur-base) var(--ease-standard), filter var(--dur-base) var(--ease-standard);
}
.site-header .brand:hover img {
  transform: translateY(-2px);
  filter: drop-shadow(0 9px 11px rgba(20, 24, 60, 0.5));
}
.site-header .nav { display: flex; gap: 32px; align-items: center; font-family: var(--font-sans); font-weight: 600; font-size: 15px; color: var(--color-fg); }
.site-header .nav-links { display: flex; gap: 32px; }

/* Nav links (header + footer): hover lift like the cards/buttons */
.nav-link {
  display: inline-block; text-decoration: none; color: inherit;
  transition: transform var(--dur-base) var(--ease-standard),
              text-shadow var(--dur-base) var(--ease-standard),
              color var(--dur-fast) var(--ease-standard);
}
.nav-link:hover { transform: translateY(-2px); text-decoration: none; }
.site-header .nav-link:hover { color: var(--dns-blue); text-shadow: 0 6px 10px rgba(20, 24, 60, 0.45); }
.site-footer .nav-link:hover { color: #fff; text-shadow: 0 6px 10px rgba(0, 0, 0, 0.60); }
.footer-nav { display: flex; gap: 22px; }
.site-footer .nav-link { font-family: var(--font-sans); font-size: 13px; font-weight: 600; color: var(--dns-navy-200); }
.cta {
  background: var(--dns-blue); color: #fff; padding: 10px 22px;
  border-radius: var(--radius-pill); font-weight: 700; box-shadow: var(--shadow-brand);
  display: inline-block;
  transition: transform var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard);
}
.cta:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(39, 120, 233, 0.45); }
.nav-phone {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--dns-blue); text-decoration: none; font-weight: 700;
}
.nav-phone:hover { text-decoration: underline; }
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 6px; color: var(--dns-navy); line-height: 0; }
.mobile-menu { display: none; }

/* --- Hero --- */
.hero { position: relative; overflow: hidden; background: #fff; padding: 140px 64px 110px; }
.hero__inner { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.hero h1 {
  font-family: var(--font-sans); font-weight: 800; font-size: clamp(2rem, 6vw, 56px);
  line-height: 1.08; letter-spacing: -0.02em; color: var(--dns-navy);
  text-transform: uppercase; margin: 0 0 24px;
}
.hero-cta-primary, .hero-cta-secondary {
  display: inline-block;
  transition: transform var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard);
}
.hero-cta-primary { box-shadow: var(--shadow-brand); }
.hero-cta-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(39, 120, 233, 0.45); }
.hero-cta-secondary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(39, 120, 233, 0.28); }

/* --- Services --- */
.services { padding: 110px 64px; background: #fff; max-width: 1180px; margin: 0 auto; }
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.service-card {
  border: 1px solid var(--color-border); border-top: 4px solid var(--dns-blue);
  border-radius: var(--radius-lg); padding: 36px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(39, 120, 233, 0.30);
  transition: border-color var(--dur-base) var(--ease-standard),
              box-shadow var(--dur-base) var(--ease-standard),
              transform var(--dur-base) var(--ease-standard);
}
.service-card:hover {
  border-color: var(--color-border-strong); border-top-color: var(--dns-blue);
  box-shadow: 0 18px 42px rgba(39, 120, 233, 0.45);
  transform: translateY(-2px);
}

/* --- About --- */
.about {
  padding: 110px 64px; background: var(--dns-gray-50);
  display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center;
  max-width: 1280px; margin: 0 auto;
}

/* --- Contact band --- */
.contact-band {
  background: var(--dns-navy); padding: 80px 64px;
  display: flex; align-items: flex-start; justify-content: space-between; gap: 48px;
  max-width: 1280px; margin: 0 auto;
}
.contact-intro { max-width: 420px; padding-top: 8px; }

/* --- Contact form --- */
.contact-form {
  background: #fff; border-radius: var(--radius-lg);
  border-top: 4px solid var(--dns-blue);
  padding: 28px; width: 100%; max-width: 480px; flex: none;
  box-shadow: var(--shadow-lg);
}
.contact-form .cf-row { display: flex; gap: 14px; }
.contact-form .cf-field { flex: 1; margin-bottom: 14px; display: flex; flex-direction: column; min-width: 0; }
.contact-form label {
  font-family: var(--font-sans); font-size: 13px; font-weight: 700;
  color: var(--dns-navy); margin-bottom: 6px;
}
.contact-form input, .contact-form textarea {
  font-family: var(--font-sans); font-size: 15px; padding: 11px 12px;
  border: 1px solid var(--color-border-strong); border-radius: var(--radius-md);
  color: var(--color-fg); width: 100%; background: #fff;
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--dns-blue); box-shadow: 0 0 0 3px var(--dns-blue-50);
}
.contact-form textarea { resize: vertical; }
.cf-consent {
  display: flex; gap: 10px; align-items: flex-start;
  font-family: var(--font-sans); font-size: 12.5px; color: var(--dns-gray);
  line-height: 1.5; margin: 4px 0 18px; cursor: pointer;
}
.cf-consent span { font-weight: 400; color: var(--dns-gray); font-size: 12.5px; }
.cf-consent input { margin-top: 2px; flex: none; width: 16px; height: 16px; accent-color: var(--dns-blue); }
.cf-submit {
  background: var(--dns-blue); color: #fff; border: none; padding: 13px 28px;
  border-radius: var(--radius-pill); font-family: var(--font-sans); font-weight: 700;
  font-size: 15px; cursor: pointer; box-shadow: var(--shadow-brand); width: 100%;
  transition: transform var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard);
}
.cf-submit:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(39, 120, 233, 0.45); }
.cf-submit:disabled:hover { transform: none; box-shadow: var(--shadow-brand); }
.cf-submit:disabled { opacity: 0.6; cursor: default; }
.cf-status { font-family: var(--font-sans); font-size: 14px; line-height: 1.5; margin: 12px 0 0; }
.cf-status:empty { margin: 0; }

/* --- Footer --- */
.site-footer {
  background: var(--dns-navy-900); padding: 36px 64px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}

/* --- Page intro (interior service/content pages) --- */
.page-intro { padding: 96px 64px 40px; background: #fff; max-width: 860px; margin: 0 auto; }
.page-intro .eyebrow { font-family: var(--font-sans); font-weight: 700; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--dns-blue); margin: 0 0 14px; }
.page-intro h1 { font-family: var(--font-sans); font-weight: 800; font-size: clamp(1.9rem, 5vw, 44px); line-height: 1.1; letter-spacing: -0.02em; color: var(--dns-navy); margin: 0 0 20px; }
.page-intro .lede { font-family: var(--font-sans); font-size: 19px; line-height: 1.6; color: var(--dns-gray); margin: 0; }

/* --- Prose (interior page body copy) --- */
.prose { padding: 20px 64px 90px; max-width: 860px; margin: 0 auto; background: #fff; }
.prose h2 { font-family: var(--font-sans); font-weight: 700; font-size: 26px; color: var(--dns-navy); margin: 40px 0 14px; }
.prose h3 { font-family: var(--font-sans); font-weight: 700; font-size: 18.5px; color: var(--dns-navy); margin: 26px 0 8px; }
.prose p { font-family: var(--font-sans); font-size: 16.5px; line-height: 1.7; color: var(--color-fg); margin: 0 0 18px; }
.prose ul { margin: 0 0 18px; padding-left: 22px; }
.prose li { font-family: var(--font-sans); font-size: 16.5px; line-height: 1.7; color: var(--color-fg); margin: 0 0 8px; }
.breadcrumb { font-family: var(--font-sans); font-size: 13px; color: var(--dns-gray); margin: 0 0 18px; }
.breadcrumb a { color: var(--dns-blue); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* --- Service card as link (homepage) --- */
a.service-card { text-decoration: none; color: inherit; display: block; }
a.service-card .card-more { font-family: var(--font-sans); font-weight: 700; font-size: 14px; color: var(--dns-blue); }

/* --- Responsive --- */
@media (max-width: 860px) {
  .services-grid { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; gap: 40px; padding: 80px 24px; }
}
@media (max-width: 720px) {
  .site-header { padding: 14px 16px; }
  .site-header .brand img { height: 40px; }
  .site-header .nav { gap: 12px; }
  .site-header .cta { padding: 6px 14px; font-size: 12px; box-shadow: 0 4px 12px rgba(39, 120, 233, 0.30); }
  .hamburger { display: inline-flex; align-items: center; }
  .mobile-menu {
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; border-top: 1px solid var(--color-border);
    box-shadow: var(--shadow-md); flex-direction: column; padding: 6px 0;
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu .nav-link { padding: 13px 24px; font-size: 16px; font-weight: 600; color: var(--color-fg); }
  .site-header .nav-links { display: none; }
  .hero { padding: 90px 24px 72px; }
  .hero h1 { font-size: clamp(1.55rem, 7vw, 34px); }
  .services { padding: 80px 24px; }
  .contact-band { flex-direction: column; align-items: stretch; gap: 28px; padding: 60px 24px; }
  .contact-intro { max-width: 100%; }
  .contact-form { max-width: 100%; }
  .contact-form .cf-row { flex-direction: column; gap: 0; }
  .site-footer { padding: 28px 24px; flex-direction: column; gap: 8px; text-align: center; }
  .page-intro { padding: 76px 24px 32px; }
  .prose { padding: 16px 24px 70px; }
}