/* ==========================================================================
   Base styles, layout primitives and shared sections
   ========================================================================== */

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: var(--lh-tight);
  letter-spacing: -0.025em;
  font-weight: 700;
}

h1 {
  font-size: var(--fs-h1);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 0.98;
}

h2 {
  font-size: var(--fs-h2);
}

h3 {
  font-size: var(--fs-h3);
  letter-spacing: -0.015em;
  line-height: var(--lh-snug);
}

a {
  color: var(--color-blue);
}

a:hover {
  color: var(--color-blue-700);
}

:focus-visible {
  outline: 3px solid var(--color-orange);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: var(--color-orange);
  color: var(--color-navy);
}

/* ---------- Accessibility helpers ---------- */
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 200;
  background: var(--color-navy);
  color: var(--color-text-on-dark);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
  color: var(--color-text-on-dark);
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: calc(var(--container) + 2 * 1.5rem);
  margin-inline: auto;
  padding-left: max(1rem, env(safe-area-inset-left, 0px));
  padding-right: max(1rem, env(safe-area-inset-right, 0px));
}

@media (min-width: 640px) {
  .container {
    padding-left: max(1.5rem, env(safe-area-inset-left, 0px));
    padding-right: max(1.5rem, env(safe-area-inset-right, 0px));
  }
}

.section {
  padding-block: var(--section-y);
}

.section--white {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.section--tint {
  background: var(--color-blue-50);
}

.section--navy {
  background: var(--color-navy);
  color: var(--color-text-on-dark);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--min, 300px)), 1fr));
}

.split {
  display: grid;
  gap: clamp(2rem, 1rem + 4vw, 3.5rem);
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 900px) {
  .split {
    grid-template-columns: 1fr 1fr;
  }

  .split--center {
    align-items: center;
  }
}

/* ---------- Section header ---------- */
.eyebrow {
  display: inline-block;
  color: var(--color-blue);
  font-weight: 700;
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section--navy .eyebrow {
  color: var(--color-orange);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-5) var(--space-8);
  margin-bottom: clamp(2rem, 1.5rem + 2vw, 3rem);
}

.section-head__title {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 40rem;
}

.section-head--center {
  justify-content: center;
  text-align: center;
}

.section-head--center .section-head__title {
  align-items: center;
}

.lead {
  font-size: var(--fs-lg);
  color: var(--color-text-muted);
  max-width: 34rem;
}

.muted {
  color: var(--color-text-muted);
}

.text-accent {
  color: var(--color-blue);
}

/* ---------- Check list ---------- */
.check-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.check-list li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.check-list .icon {
  flex: none;
  margin-top: 0.3em;
  color: var(--color-blue);
}

.section--navy .check-list .icon,
.cta-band .check-list .icon {
  color: var(--color-orange);
}

/* ---------- Icons ---------- */
.icon {
  width: 1.25em;
  height: 1.25em;
  flex: none;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.85;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--sm {
  width: 1em;
  height: 1em;
}

.icon--lg {
  width: 1.6em;
  height: 1.6em;
}

.icon-badge {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--color-blue-50);
  color: var(--color-blue-700);
  flex: none;
  padding: 0;
  box-sizing: border-box;
}

.icon-badge .icon {
  display: block;
  width: 1.6rem;
  height: 1.6rem;
  margin: 0;
  position: relative;
  top: 0;
  left: 0;
  flex: none;
}

.icon-badge--navy {
  background: var(--color-navy);
  color: var(--color-orange);
  border-radius: 50%;
}

.icon-badge--orange {
  background: var(--color-orange);
  color: var(--color-navy);
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  padding-block: clamp(3rem, 2rem + 4vw, 5.5rem) clamp(2.5rem, 2rem + 2vw, 4rem);
}

.page-hero__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  max-width: 48rem;
}

.page-hero h1 {
  font-size: clamp(2.4rem, 1.8rem + 3vw, 4rem);
}

.breadcrumb ol {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.breadcrumb li+li::before {
  content: "/";
  margin-right: var(--space-2);
  color: var(--color-border-strong);
}

.breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-blue);
  text-decoration: underline;
}

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  background: var(--color-navy);
  color: var(--color-text-on-dark);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 1rem + 4vw, 4rem);
  display: grid;
  gap: clamp(2rem, 1rem + 3vw, 3rem);
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .cta-band {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.cta-band::before {
  content: "";
  position: absolute;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: var(--color-blue);
  opacity: 0.45;
  left: -140px;
  bottom: -170px;
  pointer-events: none;
}

.cta-band>* {
  position: relative;
}

.cta-band p {
  color: var(--color-text-on-dark-muted);
}

.contact-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact-list a,
.contact-list span {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: inherit;
  text-decoration: none;
  min-height: 44px;
}

.contact-list a:hover {
  color: var(--color-orange);
}

.contact-list .icon-wrap {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.1);
  display: grid;
  place-items: center;
  flex: none;
}

/* ---------- Animations ---------- */
.reveal {
  transition: opacity 600ms var(--ease), transform 600ms var(--ease);
}

.js .reveal:not(.is-visible) {
  opacity: 0.001;
  transform: translateY(16px);
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal:not(.is-visible) {
    opacity: 1;
    transform: none;
  }
}