/* ===============================================================
   HCBI main stylesheet
   Design tokens, reset, base typography, layout, header, footer.
   Component and interactive styles live in components.css.
   Media queries live in responsive.css.
   =============================================================== */

/* ---------------------------------------------------------------
   DESIGN TOKENS
--------------------------------------------------------------- */
:root {
  /* Colors */
  --navy: #0B0B45;
  --green: #6C9934;
  --green-dark: #5a7f2b;
  --black: #0a0a0a;
  --white: #FFFFFF;
  --light-gray: #F5F5F5;
  --border-gray: #E5E5E5;
  --text-dark: #1a1a2e;
  --text-light: #FFFFFF;
  --text-muted: #5a5a6e;

  /* Typography */
  /* Phase 1 redesign: Sora replaces Montserrat, Inter replaces Open
     Sans. Swapped here at the token level so every component that asks
     for a typeface follows without being edited. Mono drops the webfont
     for a system stack, since it is only used for small UI details. */
  --font-heading: 'Sora', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Font sizes */
  --fs-h1: clamp(2rem, 5vw, 3.5rem);
  --fs-h2: clamp(1.5rem, 4vw, 2.5rem);
  --fs-h3: clamp(1.25rem, 3vw, 1.75rem);
  --fs-h4: 1.25rem;
  --fs-body: 1.0625rem;
  --fs-small: 0.9375rem;

  /* Line heights */
  --lh-heading: 1.2;
  --lh-body: 1.7;
  --lh-ui: 1.5;

  /* Spacing scale */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Layout */
  /* One container for the whole site. These match --sk-container and
     --sk-container-pad exactly, so every .container lines up with the
     nav's .sk-w down to the pixel. Changing them here rather than
     overriding .container per page type is what keeps that true. */
  --container-max: 1360px;
  --container-pad: 40px;
  --radius: 4px;
  --header-height: 72px;

  /* Effects */
  --shadow-sm: 0 1px 3px rgba(11, 11, 69, 0.08);
  --shadow-md: 0 4px 16px rgba(11, 11, 69, 0.12);
  --transition: 0.2s ease;

  /* Card system (see components.css, solution.css, hub.css, home.css) */
  --radius-card: 12px;
  --radius-badge: 11px;
  --shadow-card: 0 1px 2px rgba(11,11,69,0.04), 0 4px 14px rgba(11,11,69,0.07);
  --shadow-card-hover: 0 2px 6px rgba(11,11,69,0.06), 0 10px 28px rgba(11,11,69,0.12);

  /* Blue sequence-card + tint tokens */
  --blue-card-bg: #E6F1FB;
  --blue-card-border: #B5D4F4;
  --blue-card-title: #042C53;
  --blue-card-text: #0C447C;
  --blue-tile-bg: #E6F1FB;
  --blue-tile-fg: #185FA5;
  --green-tile-bg: #EAF3DE;
  --green-tile-fg: #3B6D11;
}

/* ---------------------------------------------------------------
   RESET
--------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--text-dark);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--green-dark);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--navy);
}

button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  background: none;
  border: none;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: var(--lh-heading);
  color: var(--navy);
  font-weight: 700;
}

h1 { font-size: var(--fs-h1); font-weight: 800; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }

p { line-height: var(--lh-body); }

/* ---------------------------------------------------------------
   LAYOUT
--------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

main {
  display: block;
  min-height: 50vh;
}

section {
  padding: var(--space-xl) 0;
}

/* ---------------------------------------------------------------
   SKIP LINK
--------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-sm);
  z-index: 1000;
  padding: var(--space-xs) var(--space-md);
  background: var(--navy);
  color: var(--white);
  border-radius: var(--radius);
  transition: top var(--transition);
}

.skip-link:focus {
  top: var(--space-sm);
  color: var(--white);
}

/* ---------------------------------------------------------------
   TRUST BAR (desktop only, hidden under 768px in responsive.css)
--------------------------------------------------------------- */
.trust-bar {
  background: var(--navy);
  color: var(--text-light);
  font-size: var(--fs-small);
}

.trust-bar__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-xs) 0;
}

.trust-bar__item {
  position: relative;
  padding-left: var(--space-md);
  font-weight: 600;
}

.trust-bar__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  background: var(--green);
  border-radius: 50%;
}

/* ---------------------------------------------------------------
   STICKY HEADER
--------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border-gray);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: var(--header-height);
}

.site-header__logo {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
}

.site-header__logo img {
  width: auto;
  height: 44px;
}

/* Primary nav base layout. Dropdown visuals are in components.css. */
.primary-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.primary-nav__item {
  position: relative;
}

.primary-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: var(--space-xs) var(--space-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-small);
  color: var(--navy);
  line-height: var(--lh-ui);
  border-radius: var(--radius);
  white-space: nowrap;
}

.primary-nav__link:hover,
.primary-nav__item.is-active > .primary-nav__link {
  color: var(--green-dark);
  background: var(--light-gray);
}

.primary-nav__caret {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  transition: transform var(--transition);
}

.primary-nav__toggle[aria-expanded="true"] .primary-nav__caret {
  transform: rotate(180deg);
}

/* Header actions */
.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.site-header__phone {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.2;
  color: var(--navy);
  font-family: var(--font-heading);
}

.site-header__phone-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.site-header__phone-number {
  font-weight: 700;
  font-size: var(--fs-small);
}

/* Mobile toggle hidden on desktop, shown in responsive.css */
.mobile-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
}

.mobile-nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---------------------------------------------------------------
   FOOTER
--------------------------------------------------------------- */
.site-footer {
  background: var(--black);
  color: var(--text-light);
  padding: var(--space-xl) 0 var(--space-lg);
  font-size: var(--fs-small);
}

.site-footer a {
  color: var(--border-gray);
}

.site-footer a:hover {
  color: var(--green);
}

.site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer__logo img {
  height: 44px;
  width: auto;
  margin-bottom: var(--space-sm);
}

/* The NAP blocks use <address>, which browsers italicize by default.
   Normalize it so the address reads as ordinary body copy. */
address {
  font-style: normal;
}

.site-footer__contact-line {
  line-height: 1.9;
  margin-bottom: var(--space-sm);
}

.site-footer__nap-name {
  font-weight: 600;
  color: var(--white);
}

.site-footer__social {
  display: flex;
  gap: var(--space-sm);
}

.site-footer__heading {
  font-size: var(--fs-small);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--white);
  margin-bottom: var(--space-sm);
}

.site-footer__links li {
  margin-bottom: 0.5rem;
}

.site-footer__col--stack nav + nav {
  margin-top: var(--space-md);
}

.site-footer__credential {
  padding: var(--space-md) 0;
  color: var(--text-muted);
  font-size: 0.8125rem;
  line-height: 1.6;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-top: var(--space-md);
}

.site-footer__legal {
  display: flex;
  gap: var(--space-md);
}

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

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