:root {
    --navy: #0f2747;
    --navy-2: #143256;
    --blue: #1f6fb2;
    --teal: #167d8a;
    --teal-2: #0e5d68;
    --gold: #f2b138;
    --gold-deep: #d9981c;
    --ink: #16202f;
    --muted: #5b6b80;
    --line: #dfe6ef;
    --bg: #f3f6fa;
    --card: #ffffff;
    --code-bg: #0d1b2e;
    --code-ink: #e7eefc;
    --code-line: #21314a;
    --radius: 14px;
    --shadow-sm: 0 1px 3px rgba(15,39,71,.08), 0 1px 2px rgba(15,39,71,.06);
    --shadow-md: 0 10px 30px rgba(15,39,71,.10), 0 2px 8px rgba(15,39,71,.06);
    --maxw: 1080px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  }

  * { box-sizing: border-box; }

  html { scroll-behavior: smooth; }

  body {
    margin: 0;
    font-family: var(--font);
    color: var(--ink);
    background: var(--bg);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
  }

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

  /* ---------- Skip link & focus ---------- */
  .skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    background: var(--gold);
    color: var(--navy);
    padding: 10px 16px;
    border-radius: 0 0 8px 0;
    font-weight: 700;
    z-index: 1000;
  }
  .skip-link:focus { left: 0; }

  :focus-visible {
    outline: 3px solid var(--gold);
    outline-offset: 2px;
    border-radius: 6px;
  }

  /* ---------- Sample banner ---------- */
  .sample-banner {
    background: linear-gradient(90deg, var(--gold), var(--gold-deep));
    color: #2a1d02;
    font-size: 13.5px;
    font-weight: 600;
    text-align: center;
    padding: 8px 16px;
  }
  .sample-banner a { color: #2a1d02; text-decoration: underline; }

  /* ---------- Header ---------- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 39, 71, 0.96);
    backdrop-filter: saturate(140%) blur(8px);
    color: #fff;
    border-bottom: 3px solid var(--gold);
  }
  .header-inner {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
  }
  .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: #fff;
  }
  .crest {
    flex: 0 0 auto;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: linear-gradient(150deg, var(--teal), var(--blue));
    display: grid;
    place-items: center;
    box-shadow: inset 0 0 0 2px rgba(242,177,56,.55);
  }
  .crest svg { width: 26px; height: 26px; }
  .wordmark { display: flex; flex-direction: column; line-height: 1.15; }
  .wordmark .name { font-weight: 800; font-size: 16px; letter-spacing: .2px; }
  .wordmark .sub { font-size: 11px; opacity: .8; letter-spacing: .6px; text-transform: uppercase; }

  .main-nav {
    margin-left: auto;
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
  }
  .main-nav a {
    color: #d7e3f3;
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 600;
    padding: 7px 11px;
    border-radius: 8px;
    white-space: nowrap;
  }
  .main-nav a:hover { background: rgba(255,255,255,.1); color: #fff; }

  /* ---------- Hero ---------- */
  .hero {
    background:
      radial-gradient(1100px 380px at 80% -10%, rgba(31,111,178,.45), transparent 60%),
      radial-gradient(900px 360px at 5% 110%, rgba(22,125,138,.40), transparent 55%),
      linear-gradient(160deg, var(--navy), var(--navy-2));
    color: #fff;
  }
  .hero-inner {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 64px 20px 72px;
  }
  .eyebrow {
    display: inline-block;
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 14px;
  }
  .hero h1 {
    margin: 0 0 16px;
    font-size: clamp(30px, 5vw, 46px);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -.5px;
    max-width: 16ch;
  }
  .hero p {
    margin: 0;
    font-size: clamp(16px, 2.2vw, 19px);
    color: #cdddf0;
    max-width: 58ch;
  }
  .hero-actions {
    margin-top: 28px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }
  .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 15px;
    padding: 12px 20px;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
  }
  .btn-primary { background: var(--gold); color: #2a1d02; }
  .btn-primary:hover { background: var(--gold-deep); }
  .btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.25); }
  .btn-ghost:hover { background: rgba(255,255,255,.16); }

  /* ---------- Main ---------- */
  main {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 56px 20px 24px;
  }

  .tool {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 28px;
    margin-bottom: 40px;
    scroll-margin-top: 86px;
  }
  .tool-head { margin-bottom: 18px; }
  .tool-kicker {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--teal);
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .tool-kicker .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }
  .tool h2 {
    margin: 8px 0 6px;
    font-size: clamp(22px, 3vw, 28px);
    font-weight: 800;
    letter-spacing: -.3px;
    color: var(--navy);
  }
  .tool .desc { margin: 0; color: var(--muted); font-size: 15.5px; max-width: 64ch; }

  .embed-frame {
    margin-top: 22px;
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
    background: #fbfcfe;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.6);
  }
  .embed-frame > div[data-districtmapper],
  .embed-frame > div[data-districtmapper-bond] { min-height: 360px; }
  .embed-frame iframe { display: block; width: 100%; border: none; }

  /* ---------- Embed codes dropdown ---------- */
  details.codes {
    margin-top: 18px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #f8fafd;
    overflow: hidden;
  }
  details.codes > summary {
    cursor: pointer;
    list-style: none;
    padding: 13px 18px;
    font-weight: 700;
    font-size: 14px;
    color: var(--navy);
    display: flex;
    align-items: center;
    gap: 10px;
    user-select: none;
  }
  details.codes > summary::-webkit-details-marker { display: none; }
  details.codes > summary .chev {
    transition: transform .2s ease;
    color: var(--teal);
    display: inline-flex;
  }
  details.codes[open] > summary .chev { transform: rotate(90deg); }
  details.codes > summary:hover { background: #eef3f9; }
  .codes-body { padding: 6px 18px 18px; }

  .code-note {
    font-size: 13px;
    color: var(--muted);
    background: #fff7e6;
    border: 1px solid #f3e2b3;
    border-radius: 8px;
    padding: 9px 12px;
    margin: 10px 0 4px;
  }

  .code-block { margin: 16px 0 0; }
  .code-block .label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .5px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 6px;
  }
  .code-shell {
    position: relative;
    background: var(--code-bg);
    border: 1px solid var(--code-line);
    border-radius: 10px;
  }
  .code-shell pre {
    margin: 0;
    padding: 14px 96px 14px 14px;
    overflow-x: auto;
  }
  .code-shell code {
    font-family: var(--mono);
    font-size: 13px;
    line-height: 1.6;
    color: var(--code-ink);
    white-space: pre;
  }
  .copy-btn {
    position: absolute;
    top: 9px;
    right: 9px;
    background: rgba(255,255,255,.10);
    color: #dce8fb;
    border: 1px solid rgba(255,255,255,.22);
    border-radius: 7px;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 12px;
    cursor: pointer;
    font-family: var(--font);
  }
  .copy-btn:hover { background: rgba(255,255,255,.2); color: #fff; }
  .copy-btn.copied { background: var(--teal); border-color: var(--teal); color: #fff; }

  /* ---------- Footer ---------- */
  .site-footer {
    background: var(--navy);
    color: #c7d6ea;
    margin-top: 40px;
  }
  .footer-inner {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 44px 20px 36px;
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 32px;
  }
  .footer-inner h3 { color: #fff; font-size: 14px; margin: 0 0 12px; letter-spacing: .3px; }
  .footer-inner ul { list-style: none; margin: 0; padding: 0; }
  .footer-inner li { margin-bottom: 8px; }
  .footer-inner a { color: #c7d6ea; text-decoration: none; font-size: 14px; }
  .footer-inner a:hover { color: #fff; text-decoration: underline; }
  .footer-brand p { font-size: 13.5px; line-height: 1.6; color: #9fb4d0; max-width: 38ch; }
  .footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    text-align: center;
    font-size: 12.5px;
    color: #8ba2c2;
    padding: 16px 20px;
  }
  .footer-bottom a { color: var(--gold); text-decoration: none; }

  @media (max-width: 760px) {
    .main-nav { width: 100%; margin-left: 0; }
    .footer-inner { grid-template-columns: 1fr; gap: 24px; }
    .tool { padding: 20px; }
  }

/* === see-it-live subpage additions === */
  .page-title { margin: 8px 0 6px; font-size: clamp(24px, 4vw, 32px); font-weight: 800; letter-spacing: -.3px; color: var(--navy); }
  .tool-head .desc { margin: 0; color: var(--muted); font-size: 15.5px; max-width: 64ch; }
  .method-note { color: var(--muted); font-size: 14.5px; margin: 0 0 16px; max-width: 64ch; }
  .tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
  .tool-card { display: flex; flex-direction: column; text-decoration: none; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 22px; color: inherit; transition: transform .15s, border-color .15s, box-shadow .15s; }
  .tool-card:hover { border-color: var(--teal); transform: translateY(-2px); box-shadow: var(--shadow-md); }
  .tool-card h3 { margin: 6px 0 4px; color: var(--navy); font-size: 19px; }
  .tool-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.5; }
  .tool-card .arrow { margin-top: 10px; color: var(--teal); font-weight: 700; font-size: 14px; }

  /* Back-to-DistrictMapper link, in the sample banner (#3). */
  .sample-banner { display: flex; align-items: center; justify-content: center; gap: 8px 18px; flex-wrap: wrap; }
  .sample-banner .back-link { margin-right: auto; display: inline-flex; align-items: center; gap: 6px; font-weight: 800; white-space: nowrap; }

  /* Per-tool nav dropdowns (#4). */
  .main-nav { align-items: center; }
  .nav-trigger { color: #d7e3f3; font: inherit; font-size: 13.5px; font-weight: 600; padding: 7px 11px; border-radius: 8px; white-space: nowrap; background: transparent; border: 0; cursor: pointer; display: inline-flex; align-items: center; gap: 5px; }
  .nav-trigger:hover { background: rgba(255,255,255,.1); color: #fff; }
  .main-nav a[aria-current="page"] { color: #fff; background: rgba(255,255,255,.12); }
  .nav-group { position: relative; }
  .nav-group.active > .nav-trigger { color: #fff; background: rgba(255,255,255,.12); }
  .nav-trigger .caret { font-size: 10px; opacity: .85; transition: transform .15s; }
  .nav-group.open > .nav-trigger .caret { transform: rotate(180deg); }
  /* Anchored flush to the trigger (top: 100%, not a gapped offset) so moving the
     cursor from the trigger into the menu never crosses an un-hovered gap — that
     gap was closing the menu before you reached it. Top padding keeps breathing room. */
  .nav-menu { position: absolute; top: 100%; right: 0; min-width: 190px; background: #fff; border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow-md); padding: 10px 6px 6px; display: none; flex-direction: column; z-index: 200; }
  .nav-group:hover > .nav-menu, .nav-group:focus-within > .nav-menu, .nav-group.open > .nav-menu { display: flex; }
  .nav-menu a { color: var(--navy); text-decoration: none; font-size: 13.5px; font-weight: 600; padding: 8px 12px; border-radius: 8px; white-space: nowrap; display: flex; align-items: center; justify-content: space-between; gap: 14px; }
  .nav-menu a:hover { background: rgba(22,125,138,.10); color: var(--teal); }
  .nav-menu a[aria-current="page"] { background: var(--teal); color: #fff; }
  .nav-menu .tag { font-size: 10px; font-weight: 800; letter-spacing: .5px; text-transform: uppercase; color: var(--teal); }
  .nav-menu a[aria-current="page"] .tag { color: #fff; }

  /* Method switcher on each tool page (#4/#9). */
  .method-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; }
  .method-tab { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; font-weight: 700; font-size: 14px; color: var(--navy); background: var(--card); border: 1px solid var(--line); border-radius: 999px; padding: 9px 16px; transition: border-color .15s, color .15s, background .15s; }
  .method-tab:hover { border-color: var(--teal); color: var(--teal); }
  .method-tab.active { background: var(--teal); border-color: var(--teal); color: #fff; }
  .method-tab .rec { font-size: 10.5px; font-weight: 800; letter-spacing: .5px; text-transform: uppercase; background: var(--gold); color: #2a1d02; padding: 2px 7px; border-radius: 999px; }
  .method-tab.active .rec { background: #fff; color: var(--teal); }

  /* Mobile nav — hamburger + inline accordion. The desktop dropdowns are
     position:absolute with right:0, which clipped off the left edge of a phone
     when a left-hand group opened. Below 760px we hide the bar behind a toggle
     and turn each submenu into an in-flow accordion panel, so nothing can ever
     overflow the viewport. The hamburger is hidden on desktop. */
  .nav-toggle { display: none; }
  @media (max-width: 760px) {
    .nav-toggle { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; margin-left: auto; width: 44px; height: 44px; padding: 0; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.22); border-radius: 10px; color: #fff; cursor: pointer; }
    .nav-toggle:hover { background: rgba(255,255,255,.16); }
    .nav-toggle-bars { position: relative; width: 20px; height: 14px; }
    .nav-toggle-bars span { position: absolute; left: 0; width: 100%; height: 2px; border-radius: 2px; background: #fff; transition: transform .2s, opacity .2s; }
    .nav-toggle-bars span:nth-child(1) { top: 0; }
    .nav-toggle-bars span:nth-child(2) { top: 6px; }
    .nav-toggle-bars span:nth-child(3) { top: 12px; }
    .nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
    .nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(2) { opacity: 0; }
    .nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

    /* The bar is collapsed until the toggle opens it, then a full-width column. */
    .main-nav { display: none; width: 100%; margin: 8px 0 2px; flex-direction: column; align-items: stretch; gap: 2px; }
    .main-nav.open { display: flex; }
    .main-nav > a, .nav-group { width: 100%; }
    .main-nav > a { padding: 11px 12px; }
    .nav-trigger { width: 100%; justify-content: space-between; padding: 11px 12px; font-size: 15px; }

    /* Submenu: in-flow accordion, recolored for the navy header. */
    .nav-menu { position: static; min-width: 0; width: 100%; padding: 0 0 6px 10px; background: transparent; border: 0; border-radius: 0; box-shadow: none; }
    .nav-group:hover > .nav-menu, .nav-group:focus-within > .nav-menu { display: none; }
    .nav-group.open > .nav-menu { display: flex; }
    .nav-menu a { color: #d7e3f3; padding: 10px 12px; }
    .nav-menu a:hover { background: rgba(255,255,255,.1); color: #fff; }
    .nav-menu a[aria-current="page"] { background: rgba(255,255,255,.14); color: #fff; }
    .nav-menu .tag { color: var(--gold); }
    .nav-menu a[aria-current="page"] .tag { color: #fff; }
  }