/* =====================================================================
   TandT LLC Premium — Design System
   Vanilla CSS. No frameworks. Mobile-first, min-width breakpoints.
   ===================================================================== */

/* ---------------------------------------------------------------------
   1. Design Tokens
   --------------------------------------------------------------------- */
:root {
  /* Brand palette — sampled directly from the TandT LLC logo */
  --tandt-navy: #0F4C64;
  --tandt-primary: #146C94;
  --tandt-accent: #19A7CE;
  --tandt-slate: #3F6273;
  --tandt-text: #1F2937;
  --tandt-text-muted: #5B6B76;
  --tandt-light-bg: #EAF3F7;
  --tandt-border: #D3E3EA;
  --tandt-white: #FFFFFF;
  --tandt-success: #1E8A5F;

  /* Typography — system stacks only: zero font-loading requests */
  --tandt-font-heading: Georgia, 'Times New Roman', Times, serif;
  --tandt-font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --tandt-fs-base: 1.0625rem;
  --tandt-fs-sm: 0.9rem;
  --tandt-fs-lg: 1.25rem;
  --tandt-fs-xl: 1.75rem;
  --tandt-fs-2xl: 2.25rem;
  --tandt-fs-3xl: 3rem;

  --tandt-space-1: 0.5rem;
  --tandt-space-2: 1rem;
  --tandt-space-3: 1.5rem;
  --tandt-space-4: 2rem;
  --tandt-space-5: 3rem;
  --tandt-space-6: 4.5rem;
  --tandt-space-7: 6rem;

  --tandt-radius-sm: 4px;
  --tandt-radius-md: 8px;
  --tandt-container: 1200px;
  --tandt-shadow-sm: 0 1px 3px rgba(15, 76, 100, 0.08);
  --tandt-shadow-md: 0 8px 24px rgba(15, 76, 100, 0.10);
  --tandt-transition: 180ms ease;
}

/* ---------------------------------------------------------------------
   2. Reset / Base
   --------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--tandt-font-body);
  font-size: var(--tandt-fs-base);
  line-height: 1.65;
  color: var(--tandt-text);
  background: var(--tandt-white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--tandt-primary); text-decoration: none; }
a:hover { color: var(--tandt-accent); }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--tandt-font-heading);
  color: var(--tandt-navy);
  line-height: 1.2;
  margin: 0 0 var(--tandt-space-2);
  font-weight: 700;
}
h1 { font-size: var(--tandt-fs-3xl); }
h2 { font-size: var(--tandt-fs-2xl); }
h3 { font-size: var(--tandt-fs-xl); }
p { margin: 0 0 var(--tandt-space-2); }
ul, ol { padding-left: 1.25em; }
button { font-family: inherit; }

/* Focus states — visible everywhere, never suppressed */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--tandt-accent);
  outline-offset: 2px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--tandt-navy);
  color: var(--tandt-white);
  padding: 12px 20px;
  z-index: 1000;
  border-radius: 0 0 var(--tandt-radius-sm) 0;
}
.skip-link:focus {
  left: 0;
}

/* ---------------------------------------------------------------------
   3. Layout primitives
   --------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--tandt-container);
  margin-inline: auto;
  padding-inline: var(--tandt-space-2);
}
.section { padding-block: var(--tandt-space-6); }
.section--tight { padding-block: var(--tandt-space-4); }
.section--muted { background: var(--tandt-light-bg); }
.section-head { max-width: 720px; margin-bottom: var(--tandt-space-4); }
.section-head--center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--tandt-font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tandt-accent);
  margin-bottom: var(--tandt-space-1);
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 2px;
  background: var(--tandt-accent);
}
.grid { display: grid; gap: var(--tandt-space-3); }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---------------------------------------------------------------------
   4. Buttons
   --------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.85em 1.6em;
  border-radius: var(--tandt-radius-sm);
  font-weight: 600;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--tandt-transition), color var(--tandt-transition), border-color var(--tandt-transition), transform var(--tandt-transition), box-shadow var(--tandt-transition);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(15, 76, 100, 0.18); }
.btn-primary { background: var(--tandt-primary); color: var(--tandt-white); }
.btn-primary:hover { background: var(--tandt-navy); color: var(--tandt-white); }
.btn-accent { background: var(--tandt-accent); color: var(--tandt-navy); }
.btn-accent:hover { background: #14889f; color: var(--tandt-white); }
.btn-outline { background: transparent; color: var(--tandt-white); border-color: currentColor; }
.btn-outline:hover { background: rgba(255,255,255,0.12); color: var(--tandt-white); }
.btn-outline-navy { background: transparent; color: var(--tandt-navy); border-color: var(--tandt-navy); }
.btn-outline-navy:hover { background: var(--tandt-navy); color: var(--tandt-white); }
.btn-sm { padding: 0.55em 1.1em; font-size: 0.88rem; }

/* ---------------------------------------------------------------------
   5. Header / Navigation
   --------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--tandt-white);
  border-bottom: 1px solid var(--tandt-border);
  transition: box-shadow var(--tandt-transition);
}
.site-header.is-scrolled { box-shadow: var(--tandt-shadow-sm); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--tandt-space-2);
  padding-block: 0.85rem;
}
.site-branding { display: flex; align-items: center; gap: 0.6rem; min-width: 0; }
.site-branding img.custom-logo { max-height: 46px; width: auto; }
.site-branding .site-title {
  font-family: var(--tandt-font-heading);
  font-size: 1.4rem;
  color: var(--tandt-navy);
  font-weight: 700;
  margin: 0;
}
.site-branding .site-tagline {
  display: block;
  font-family: var(--tandt-font-body);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tandt-accent);
  font-weight: 700;
}

.mobile-nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--tandt-border);
  border-radius: var(--tandt-radius-sm);
  padding: 0.5rem;
  color: var(--tandt-navy);
  cursor: pointer;
}
@media (min-width: 1024px) {
  .mobile-nav-toggle { display: none; }
}

.primary-navigation {
  display: none;
}
.primary-navigation.is-open { display: block; }
@media (min-width: 1024px) {
  .primary-navigation { display: block; }
}

.primary-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
@media (min-width: 1024px) {
  .primary-menu { flex-direction: row; align-items: center; gap: 0.25rem; }
}
.primary-menu li { position: relative; }
.primary-menu .nav-link {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.85rem 1rem;
  color: var(--tandt-navy);
  font-weight: 600;
  font-size: 0.96rem;
  border-radius: var(--tandt-radius-sm);
}
.primary-menu .nav-link:hover,
.primary-menu li.current-menu-item > .nav-link { color: var(--tandt-primary); background: var(--tandt-light-bg); }

.primary-menu .sub-menu {
  list-style: none;
  margin: 0;
  padding: 0.4rem;
  background: var(--tandt-white);
}
@media (min-width: 1024px) {
  .primary-menu .sub-menu {
    position: absolute;
    left: 0;
    top: 100%;
    min-width: 260px;
    border: 1px solid var(--tandt-border);
    border-radius: var(--tandt-radius-md);
    box-shadow: var(--tandt-shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: opacity var(--tandt-transition), transform var(--tandt-transition), visibility var(--tandt-transition);
  }
  .primary-menu li.has-dropdown:hover > .sub-menu,
  .primary-menu li.has-dropdown:focus-within > .sub-menu,
  .primary-menu li.has-dropdown.is-open > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
}
.primary-menu .sub-menu .nav-link { padding: 0.6rem 0.85rem; font-weight: 500; }
.dropdown-caret { display: inline-flex; transition: transform var(--tandt-transition); }
.has-dropdown.is-open > a .dropdown-caret,
.has-dropdown:focus-within > a .dropdown-caret { transform: rotate(180deg); }

.header-cta { display: none; }
@media (min-width: 1024px) {
  .header-cta { display: inline-flex; margin-left: var(--tandt-space-2); }
}

/* ---------------------------------------------------------------------
   6. Footer
   --------------------------------------------------------------------- */
.site-footer {
  background: var(--tandt-navy);
  color: #CFE3EC;
  padding-block: var(--tandt-space-6) var(--tandt-space-3);
}
.footer-grid {
  display: grid;
  gap: var(--tandt-space-4);
  grid-template-columns: 1fr;
  margin-bottom: var(--tandt-space-4);
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
.site-footer h4 {
  color: var(--tandt-white);
  font-family: var(--tandt-font-body);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--tandt-space-2);
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 0.5rem; }
.site-footer a { color: #CFE3EC; }
.site-footer a:hover { color: var(--tandt-accent); }
.footer-brand img { max-height: 40px; margin-bottom: var(--tandt-space-2); filter: brightness(0) invert(1); }
.footer-social { display: flex; gap: 0.75rem; margin-top: var(--tandt-space-2); }
.footer-social a {
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50%;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: var(--tandt-space-2);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--tandt-space-2);
  font-size: 0.85rem;
  color: #9FBCC8;
}
.footer-bottom a { color: #9FBCC8; }

/* ---------------------------------------------------------------------
   7. Hero
   --------------------------------------------------------------------- */
.hero {
  position: relative;
  background: linear-gradient(180deg, var(--tandt-light-bg) 0%, var(--tandt-white) 100%);
  padding-block: var(--tandt-space-6) var(--tandt-space-5);
  overflow: hidden;
}
.hero-home { padding-block: var(--tandt-space-7) var(--tandt-space-6); }
.hero-inner { max-width: 760px; }
.hero-inner--wide { max-width: 900px; }
.hero h1 { margin-bottom: var(--tandt-space-2); }
.hero p.hero-sub { font-size: var(--tandt-fs-lg); color: var(--tandt-slate); margin-bottom: var(--tandt-space-3); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero-media {
  margin-top: var(--tandt-space-4);
  border-radius: var(--tandt-radius-md);
  overflow: hidden;
  box-shadow: var(--tandt-shadow-md);
}
.hero-media img { width: 100%; }

.hero--academy {
  background: linear-gradient(135deg, var(--tandt-navy) 0%, var(--tandt-primary) 100%);
  color: var(--tandt-white);
}
.hero--academy h1, .hero--academy .eyebrow { color: var(--tandt-white); }
.hero--academy .eyebrow { color: var(--tandt-accent); }
.hero--academy p.hero-sub { color: #CFE3EC; }

/* Trust Banner — mandatory highlighted statement directly below the
   homepage hero (e.g., "The Independence Rule..."). */
.trust-banner {
  background: var(--tandt-navy);
  color: var(--tandt-white);
  padding: var(--tandt-space-4) var(--tandt-space-4);
  text-align: center;
  position: relative;
}
.trust-banner::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--tandt-accent), var(--tandt-primary));
}
.trust-banner p {
  margin: 0;
  font-family: var(--tandt-font-heading);
  font-style: italic;
  font-size: 1.3rem;
  line-height: 1.55;
  max-width: 880px;
  margin-inline: auto;
  position: relative;
}
.trust-banner p::before { content: "\201C"; }
.trust-banner p::after { content: "\201D"; }
@media (min-width: 768px) { .trust-banner p { font-size: 1.5rem; } }

/* Highlight Box — reusable callout for compliance/standards/geography
   facts (e.g., the Gov Tech pillar's NAICS/standards/footprint block).
   Editable per-page via the "Highlight Box" meta box. */
.highlight-box {
  background: var(--tandt-light-bg);
  border: 1px solid var(--tandt-border);
  border-radius: var(--tandt-radius-md);
  padding: var(--tandt-space-3);
  margin-block: var(--tandt-space-4);
}
.highlight-box h3 { font-size: 1.1rem; margin-bottom: var(--tandt-space-2); }
.highlight-box-grid { display: grid; gap: var(--tandt-space-2); grid-template-columns: 1fr; }
@media (min-width: 640px) { .highlight-box-grid { grid-template-columns: repeat(2, 1fr); } }
.highlight-box-item dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--tandt-accent);
  font-weight: 700;
  margin-bottom: 0.2rem;
}
.highlight-box-item dd { margin: 0; color: var(--tandt-text); font-weight: 600; }

/* ---------------------------------------------------------------------
   8. Cards
   --------------------------------------------------------------------- */
.card {
  background: var(--tandt-white);
  border: 1px solid var(--tandt-border);
  border-radius: var(--tandt-radius-md);
  padding: var(--tandt-space-3);
  transition: box-shadow var(--tandt-transition), transform var(--tandt-transition), border-color var(--tandt-transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  box-shadow: var(--tandt-shadow-sm);
}
.card:hover { box-shadow: var(--tandt-shadow-md); transform: translateY(-3px); border-color: var(--tandt-accent); }
.card-icon {
  width: 56px; height: 56px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--tandt-light-bg);
  color: var(--tandt-primary);
  border-radius: var(--tandt-radius-md);
  margin-bottom: var(--tandt-space-2);
  box-shadow: inset 0 0 0 1px rgba(20, 108, 148, 0.12);
  transition: background var(--tandt-transition), color var(--tandt-transition);
}
.card:hover .card-icon { background: var(--tandt-primary); color: var(--tandt-white); }
.card h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }
.card p { color: var(--tandt-text-muted); flex-grow: 1; }
.card-link { display: inline-flex; align-items: center; gap: 0.35rem; font-weight: 600; margin-top: var(--tandt-space-1); }

.card-media img { border-radius: var(--tandt-radius-md) var(--tandt-radius-md) 0 0; margin: calc(-1 * var(--tandt-space-3)) calc(-1 * var(--tandt-space-3)) var(--tandt-space-2); width: calc(100% + var(--tandt-space-3) * 2); }

/* Pricing cards */
.pricing-card {
  border: 1px solid var(--tandt-border);
  border-radius: var(--tandt-radius-md);
  padding: var(--tandt-space-4);
  display: flex;
  flex-direction: column;
  background: var(--tandt-white);
}
.pricing-card--featured {
  border-color: var(--tandt-accent);
  box-shadow: var(--tandt-shadow-md);
  position: relative;
}
.pricing-badge {
  position: absolute;
  top: -14px; left: var(--tandt-space-3);
  background: var(--tandt-accent);
  color: var(--tandt-navy);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.pricing-price { font-family: var(--tandt-font-heading); font-size: var(--tandt-fs-2xl); color: var(--tandt-navy); margin: 0.5rem 0; }
.pricing-cadence { color: var(--tandt-text-muted); font-size: 0.85rem; margin-bottom: var(--tandt-space-2); }
.pricing-features { list-style: none; padding: 0; margin: 0 0 var(--tandt-space-3); flex-grow: 1; }
.pricing-features li { display: flex; align-items: flex-start; gap: 0.5rem; margin-bottom: 0.6rem; color: var(--tandt-text); }
.pricing-features li svg { color: var(--tandt-success); flex-shrink: 0; margin-top: 0.2em; }

/* ---------------------------------------------------------------------
   9. CTA band
   --------------------------------------------------------------------- */
.cta-band {
  background: var(--tandt-navy);
  color: var(--tandt-white);
  padding: var(--tandt-space-5) var(--tandt-space-4);
  border-radius: var(--tandt-radius-md);
  box-shadow: var(--tandt-shadow-md);
}
.cta-band-inner { display: flex; flex-direction: column; gap: var(--tandt-space-3); align-items: flex-start; }
@media (min-width: 768px) {
  .cta-band-inner { flex-direction: row; align-items: center; justify-content: space-between; gap: var(--tandt-space-4); }
}
.cta-band h2 { color: var(--tandt-white); margin-bottom: 0.35rem; }
.cta-band p { color: #CFE3EC; margin-bottom: 0; }
.cta-band .btn { flex-shrink: 0; }

/* ---------------------------------------------------------------------
   10. Breadcrumbs
   --------------------------------------------------------------------- */
.breadcrumbs { padding-block: var(--tandt-space-2); font-size: 0.85rem; }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; padding: 0; margin: 0; gap: 0.35rem; }
.breadcrumbs li { display: flex; align-items: center; gap: 0.35rem; color: var(--tandt-text-muted); }
.breadcrumb-sep { margin-left: 0.35rem; }

/* ---------------------------------------------------------------------
   11. Blog
   --------------------------------------------------------------------- */
.entry-meta { display: flex; flex-wrap: wrap; gap: 1rem; font-size: 0.85rem; color: var(--tandt-text-muted); margin-bottom: var(--tandt-space-2); }
.entry-meta span { display: inline-flex; align-items: center; gap: 0.35rem; }
.entry-content { max-width: 760px; }
.entry-content > * + * { margin-top: var(--tandt-space-2); }
.entry-content h2, .entry-content h3 { margin-top: var(--tandt-space-3); }
.entry-content img { border-radius: var(--tandt-radius-md); }
.entry-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: var(--tandt-space-3); }
.entry-tags a {
  background: var(--tandt-light-bg);
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--tandt-primary);
}

/* Tables inside editor content (e.g., comparison tables) */
.entry-content table,
.wp-block-table table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-block: var(--tandt-space-3);
  font-size: 0.95rem;
  border-radius: var(--tandt-radius-md);
  overflow: hidden;
  box-shadow: var(--tandt-shadow-sm);
}
.entry-content table caption { text-align: left; margin-bottom: 0.5rem; color: var(--tandt-text-muted); }
.entry-content th, .entry-content td,
.wp-block-table th, .wp-block-table td {
  border: 1px solid var(--tandt-border);
  border-top: none;
  border-left: none;
  padding: 0.85rem 1.1rem;
  text-align: left;
  vertical-align: top;
}
.entry-content td:last-child, .entry-content th:last-child,
.wp-block-table td:last-child, .wp-block-table th:last-child { border-right: none; }
.entry-content thead th, .wp-block-table thead th {
  background: var(--tandt-navy);
  color: var(--tandt-white);
  font-family: var(--tandt-font-heading);
  font-weight: 700;
  border-color: var(--tandt-navy);
}
.entry-content tbody tr:last-child td { border-bottom: none; }
.entry-content tbody tr:nth-child(even),
.wp-block-table tbody tr:nth-child(even) { background: var(--tandt-light-bg); }
@media (max-width: 640px) {
  .entry-content table, .wp-block-table table { display: block; overflow-x: auto; white-space: nowrap; }
}
.pagination { display: flex; gap: 0.5rem; justify-content: center; margin-top: var(--tandt-space-4); }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 40px; height: 40px;
  border: 1px solid var(--tandt-border);
  border-radius: var(--tandt-radius-sm);
  color: var(--tandt-navy);
}
.pagination .current { background: var(--tandt-navy); color: var(--tandt-white); border-color: var(--tandt-navy); }

/* ---------------------------------------------------------------------
   12. Forms (native WP: search, contact fallback, comment form)
   --------------------------------------------------------------------- */
.search-form { display: flex; gap: 0.5rem; }
.search-form input[type="search"],
input[type="text"], input[type="email"], input[type="tel"], input[type="url"], textarea, select {
  width: 100%;
  padding: 0.75em 1em;
  border: 1px solid var(--tandt-border);
  border-radius: var(--tandt-radius-sm);
  font-family: inherit;
  font-size: 1rem;
  background: var(--tandt-white);
}
.contact-fallback { background: var(--tandt-light-bg); border-radius: var(--tandt-radius-md); padding: var(--tandt-space-3); }
.contact-fallback-list { list-style: none; padding: 0; font-size: 1.15rem; font-weight: 600; }

/* ---------------------------------------------------------------------
   13. Utility
   --------------------------------------------------------------------- */
.text-center { text-align: center; }
.text-muted { color: var(--tandt-text-muted); }
.mt-0 { margin-top: 0; }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}
.demo-copy-notice {
  display: inline-block;
  background: #FFF6DA;
  color: #7A5B00;
  border: 1px solid #F0DDA0;
  border-radius: var(--tandt-radius-sm);
  padding: 0.4rem 0.8rem;
  font-size: 0.8rem;
  margin-bottom: var(--tandt-space-2);
}

/* 404 / search */
.not-found-wrap { text-align: center; padding-block: var(--tandt-space-6); }
.not-found-wrap .search-form { max-width: 420px; margin: var(--tandt-space-3) auto 0; }