/* BankersIQ — accessible, newsy UI with a crystal-clear wordmark */

/* 1) CSS Variables */
:root {
  --bg: #ffffff;
  --text: #0b1621;
  --muted: #5b6b7c;
  --brand: #147D64;         /* green-blue */
  --brand-ink: #0d5a49;
  --link: #1a4c9c;
  --chip-bg: #eef4ff;
  --chip-ink: #1a4c9c;
  --card: #f7f9fb;
  --border: #e1e8f0;
  --shadow: 0 4px 16px rgba(22, 34, 51, 0.08);
  --radius: 14px;

  --wordmark-weight: 800;
  --wordmark-tracking: 0.2px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1217;
    --text: #e9eef5;
    --muted: #9fb0c2;
    --brand: #2ab39a;
    --brand-ink: #1c8976;
    --link: #82aaff;
    --chip-bg: #0f2031;
    --chip-ink: #9cc2ff;
    --card: #111a22;
    --border: #1b2a38;
    --shadow: 0 6px 22px rgba(0,0,0,.35);
  }
}

/* Manual toggle overrides */
[data-theme="dark"] {
  --bg: #0b1217;
  --text: #e9eef5;
  --muted: #9fb0c2;
  --brand: #2ab39a;
  --brand-ink: #1c8976;
  --link: #82aaff;
  --chip-bg: #0f2031;
  --chip-ink: #9cc2ff;
  --card: #111a22;
  --border: #1b2a38;
  --shadow: 0 6px 22px rgba(0,0,0,.35);
}

/* 2) Base */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }

a { color: var(--link); text-decoration: none; }
a:hover, a:focus { text-decoration: underline; }
:focus-visible { outline: 3px solid var(--link); outline-offset: 2px; }

.wrap { width: min(1120px, 92vw); margin-inline: auto; }

/* Utility */
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); }
.small { font-size: 0.9rem; }
.muted { color: var(--muted); }

/* 3) Header + unmistakable brand */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: saturate(1.2) blur(6px);
}
.site-header .wrap {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: 12px; align-items: center; padding: 10px 0;
}


.brand {
  display: inline-flex;
  align-items: center;
  color: inherit;
  text-decoration: none;
}

.brand-word {
    font-size: 24px;
    padding-right: 2px;
}

/* Smooth rotation animations for the orbiting nodes */
@keyframes spin {
  to { transform: rotate(360deg); }
}

.spinner { animation: spin 10s linear infinite; }
.spin-2 { animation-duration: 12s; animation-direction: reverse; }
.spin-3 { animation-duration: 14s; }

/* Respect reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .spinner { animation: none; }
}

/* Dark mode contrast for the Q */
[data-theme="dark"] .brand-q {
  color: color-mix(in oklab, var(--link), white 25%);
}


/* Nav + controls */
.primary-nav .menu { display: flex; gap: 10px; list-style: none; padding: 0; margin: 0; }
.primary-nav a { display: inline-block; padding: 8px 12px; border-radius: 10px; }
.primary-nav a.active, .primary-nav a:where(:hover,:focus) { background: var(--card); text-decoration: none; }
.nav-toggle { display: none; }

.site-search { display: flex; gap: 6px; align-items: center; }
.site-search input {
  width: 18ch; max-width: 220px; border-radius: 10px; border: 1px solid var(--border);
  padding: 8px 10px; background: var(--bg); color: var(--text);
}
.site-search button, .btn, .btn-primary {
  border: 0; border-radius: 12px; padding: 10px 14px; cursor: pointer;
  background: var(--card); color: var(--text); box-shadow: var(--shadow);
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { filter: brightness(0.95); }

.toggle-theme {
  padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--bg);
}

/* 4) Hero */
.hero { border-bottom: 1px solid var(--border); background: linear-gradient(180deg, rgba(20,125,100,.05), transparent 50%); }
.hero .wrap { padding: 36px 0 28px; }
.kicker { text-transform: uppercase; letter-spacing: .08em; color: var(--brand-ink); font-weight: 700; font-size: .85rem; }
.hero h1 { font-size: clamp(1.6rem, 2.6vw + 1rem, 2.6rem); margin: 6px 0 8px; }
.dek { color: var(--muted); max-width: 62ch; }

/* 5) Cards grid */
.grid .wrap { padding: 28px 0; }
.grid h2 { margin: 0 0 10px; }
.grid .wrap .card + .card { margin-top: 20px; }

@media (min-width: 980px) {
  .grid .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .grid .wrap .card + .card { margin-top: 0; }
}

.card {
  display: grid; grid-template-rows: auto 1fr;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: clip; box-shadow: var(--shadow);
}
.card__image img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.card__body { padding: 14px; }
.card__title { margin: 6px 0; font-size: 1.1rem; }
.card__dek { color: var(--muted); margin: 6px 0 10px; }
.meta { font-size: .9rem; color: var(--muted); display: flex; gap: 8px; align-items: center; }

/* Chips / tags */
.chip {
  --_bg: var(--chip-bg); --_ink: var(--chip-ink);
  display: inline-block; background: var(--_bg); color: var(--_ink);
  border-radius: 999px; padding: 4px 10px; font-size: .85rem; text-decoration: none;
  border: 1px solid color-mix(in oklab, var(--_ink), transparent 80%);
}
.chip:hover { text-decoration: none; border-color: color-mix(in oklab, var(--_ink), transparent 60%); }

/* 6) Article */
.article .wrap { padding: 26px 0; max-width: 860px; }
.article__header h2 { margin: 6px 0 6px; font-size: clamp(1.4rem, 1.2vw + 1.2rem, 2rem); }
.article p, .article li { max-width: 72ch; }
.article h3 { margin-top: 1.2rem; }
.pull {
  margin: 14px 0; padding: 14px 16px;
  border-left: 4px solid var(--brand); background: color-mix(in oklab, var(--brand), transparent 88%);
  border-radius: 8px;
}

.breadcrumbs ol { list-style: none; padding: 0; margin: 0 0 10px; display: flex; gap: 8px; flex-wrap: wrap; }
.breadcrumbs a { text-decoration: underline; }
.breadcrumbs li::after { content: "›"; margin-left: 8px; color: var(--muted); }
.breadcrumbs li:last-child::after { content: ""; }

.newsletter {
  margin-top: 24px; padding: 14px; border: 1px dashed var(--border); border-radius: 12px; background: color-mix(in oklab, var(--card), transparent 25%);
}
.fieldgroup { display: flex; gap: 8px; margin-top: 8px; }
.fieldgroup input {
  flex: 1; min-width: 180px; padding: 10px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text);
}

/* 7) Topic cloud + about */
.topics .wrap, .about .wrap { padding: 26px 0; }
.topic-cloud { list-style: none; padding: 0; display: flex; gap: 8px; flex-wrap: wrap; }

/* 8) Footer */
.site-footer { border-top: 1px solid var(--border); }
.site-footer .wrap {
  padding: 18px 0; display: flex; gap: 10px; align-items: center; justify-content: space-between; flex-wrap: wrap;
}
.footer-links { list-style: none; padding: 0; margin: 0; display: flex; gap: 14px; }

/* 9) Skip link */
.skip-link {
  position: absolute; left: 8px; top: 8px;
  transform: translateY(-140%); transition: transform .2s ease;
  background: #fffa; color: #000; padding: 10px 12px; border-radius: 8px;
}
.skip-link:focus { transform: translateY(0); }

/* 10) Mobile nav */
@media (max-width: 880px) {
  .site-header .wrap { grid-template-columns: 1fr auto auto; }
  .site-search { display: none; }
  .nav-toggle {
    display: inline-block; background: var(--bg);
    border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px;
  }
  .primary-nav .menu {
    position: absolute; right: 12px; top: 64px; background: var(--bg);
    border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--shadow);
    padding: 8px; display: none; min-width: 180px; flex-direction: column;
  }
  .primary-nav .menu.open { display: flex; }
  .primary-nav a { padding: 10px 12px; }
}

/* 11) Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}