:root {
  --bg: #FAFAF7; --bg-alt: #F2F2EC; --ink: #0E0E0C; --ink-2: #2A2A26;
  --ink-muted: #5A5A56; --line: #E3E2DB; --sage: #6F8770;
  --sage-deep: #4F6552; --sage-soft: #C3D2BA;
  --radius: 4px; --max: 1200px; --pad: clamp(20px, 4vw, 40px);
  color-scheme: light dark;
}

/* dark mode block moved to end of stylesheet for proper CSS cascade */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 250, 247, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 28px; width: auto; }
.brand-mark { font-family: "Space Grotesk", sans-serif; font-weight: 600; font-size: 18px; letter-spacing: -0.01em; }
.nav-links { display: flex; align-items: center; gap: 28px; font-family: "Space Grotesk", sans-serif; font-size: 14.5px; font-weight: 500; }
.nav-links a { color: var(--ink-2); transition: color 0.15s ease; }
.nav-links a:hover { color: var(--sage-deep); }
.nav-links a[aria-current="page"] { color: var(--ink); }
.nav-cta { padding: 10px 18px; border: 1px solid var(--ink); background: var(--ink); color: var(--bg) !important; border-radius: var(--radius); transition: background 0.15s ease; }
.nav-cta:hover { background: var(--sage-deep); border-color: var(--sage-deep); color: var(--bg) !important; }
/* Tools nav dropdown */
.nav-dropdown { position: relative; display: inline-flex; align-items: center; }
.nav-dropdown-trigger { background: transparent; border: none; font-family: "Space Grotesk", sans-serif; font-size: 14.5px; font-weight: 500; color: var(--ink-2); padding: 0; display: inline-flex; align-items: center; gap: 6px; transition: color 0.15s ease; cursor: pointer; }
.nav-dropdown-trigger:hover, .nav-dropdown:hover .nav-dropdown-trigger, .nav-dropdown[aria-expanded="true"] .nav-dropdown-trigger { color: var(--sage-deep); }
.nav-dropdown-trigger .caret { font-size: 9px; color: var(--sage-deep); transition: transform 0.2s ease; }
.nav-dropdown:hover .caret, .nav-dropdown[aria-expanded="true"] .caret { transform: rotate(180deg); }
.nav-dropdown::after { content: ""; position: absolute; top: 100%; right: 0; width: 100%; height: 14px; }
.nav-dropdown-menu { position: absolute; top: calc(100% + 14px); right: 0; min-width: 320px; background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 6px; box-shadow: 0 12px 36px rgba(14, 14, 12, 0.08), 0 2px 8px rgba(14, 14, 12, 0.04); opacity: 0; visibility: hidden; transform: translateY(-6px); transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease; z-index: 100; }
.nav-dropdown:hover .nav-dropdown-menu, .nav-dropdown[aria-expanded="true"] .nav-dropdown-menu, .nav-dropdown:focus-within .nav-dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown-menu .menu-meta { padding: 9px 14px 6px; font-family: "Space Grotesk", sans-serif; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--sage-deep); }
.nav-dropdown-menu a { display: block; padding: 11px 14px; border-radius: 3px; transition: background 0.12s ease; color: var(--ink); }
.nav-dropdown-menu a:hover { background: var(--bg-alt); }
.nav-dropdown-menu a .item-name { display: block; font-family: "Space Grotesk", sans-serif; font-size: 14px; font-weight: 600; letter-spacing: -0.005em; color: var(--ink); margin-bottom: 2px; }
.nav-dropdown-menu a .item-desc { display: block; font-family: "Inter", sans-serif; font-size: 12.5px; color: var(--ink-muted); line-height: 1.45; }
.nav-dropdown-menu .divider { height: 1px; background: var(--line); margin: 4px 6px; }

@media (max-width: 640px) {
  .nav-links { gap: 14px; font-size: 13.5px; }
  .nav-links a.hide-mobile, .nav-dropdown.hide-mobile { display: none; }
}

.article-wrap { max-width: 720px; margin: 0 auto; padding: clamp(50px, 8vw, 90px) var(--pad) clamp(40px, 6vw, 70px); }
.back-link { display: inline-flex; align-items: center; gap: 6px; font-family: "Space Grotesk", sans-serif; font-size: 13px; color: var(--sage-deep); letter-spacing: 0.04em; margin-bottom: 32px; }
.back-link:hover { color: var(--ink); }
.topic-tag { display: inline-block; font-family: "Space Grotesk", sans-serif; font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--sage-deep); margin-bottom: 24px; font-weight: 500; }
h1.article-title { font-family: "Space Grotesk", sans-serif; font-size: clamp(34px, 5vw, 56px); font-weight: 500; letter-spacing: -0.03em; line-height: 1.1; margin: 0 0 24px; color: var(--ink); }
.article-meta { display: flex; align-items: center; gap: 14px; font-family: "Space Grotesk", sans-serif; font-size: 13px; color: var(--ink-muted); letter-spacing: 0.02em; padding-bottom: 32px; border-bottom: 1px solid var(--line); margin-bottom: 40px; }
.article-meta .dot { width: 4px; height: 4px; background: var(--sage); border-radius: 50%; }
.lede { font-family: "Source Serif 4", Georgia, serif; font-size: 22px; line-height: 1.5; color: var(--ink); margin: 0 0 32px; font-weight: 400; letter-spacing: -0.005em; }
.article-body { font-family: "Source Serif 4", Georgia, serif; font-size: 19px; line-height: 1.65; color: var(--ink-2); }
.article-body p { margin: 0 0 1.4em; }
.article-body h2 { font-family: "Space Grotesk", sans-serif; font-size: 26px; font-weight: 600; letter-spacing: -0.02em; line-height: 1.2; color: var(--ink); margin: 56px 0 18px; }
.article-body h3 { font-family: "Space Grotesk", sans-serif; font-size: 19px; font-weight: 600; letter-spacing: -0.01em; color: var(--ink); margin: 32px 0 12px; }
.article-body strong { color: var(--ink); font-weight: 600; }
.article-body em { color: var(--ink); }
.article-body ol, .article-body ul { padding-left: 1.2em; margin: 0 0 1.6em; }
.article-body li { margin-bottom: 0.6em; }
.pullquote { font-family: "Space Grotesk", sans-serif; font-size: 24px; font-weight: 500; color: var(--ink); line-height: 1.3; letter-spacing: -0.015em; padding: 24px 0; margin: 32px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.article-cta { margin-top: 56px; padding: 32px; background: var(--bg-alt); border-radius: var(--radius); border-left: 3px solid var(--sage); font-family: "Inter", sans-serif; font-size: 16px; }
.article-cta h4 { font-family: "Space Grotesk", sans-serif; font-size: 18px; font-weight: 600; color: var(--ink); margin: 0 0 8px; letter-spacing: -0.01em; }
.article-cta p { color: var(--ink-2); margin: 0 0 18px; }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 12px 22px; font-family: "Space Grotesk", sans-serif; font-weight: 500; font-size: 14px; border-radius: var(--radius); border: 1px solid var(--ink); background: var(--ink); color: var(--bg); transition: background 0.15s ease, border-color 0.15s ease; }
.btn:hover { background: var(--sage-deep); border-color: var(--sage-deep); }
.btn .arrow { transition: transform 0.2s ease; }
.btn:hover .arrow { transform: translateX(3px); }

.more-band { border-top: 1px solid var(--line); padding: 48px 0; background: var(--bg); }
.more-band .lbl { font-family: "Space Grotesk", sans-serif; font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--sage-deep); margin-bottom: 20px; }
.more-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.more-grid a { background: var(--bg); padding: 22px; transition: background 0.15s ease; display: flex; flex-direction: column; gap: 8px; }
.more-grid a:hover { background: var(--bg-alt); }
.more-grid .topic { font-family: "Space Grotesk", sans-serif; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--sage-deep); }
.more-grid h4 { font-family: "Space Grotesk", sans-serif; font-size: 16px; font-weight: 600; color: var(--ink); letter-spacing: -0.005em; line-height: 1.3; margin: 0; }
@media (max-width: 760px) { .more-grid { grid-template-columns: 1fr; } }

footer { padding: 48px 0; border-top: 1px solid var(--line); font-family: "Space Grotesk", sans-serif; font-size: 13.5px; color: var(--ink-muted); }
footer .row { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
footer .brand img { height: 22px; }
footer .brand-mark { font-size: 15px; color: var(--ink); }
footer a { color: var(--ink-muted); transition: color 0.15s ease; }
footer a:hover { color: var(--ink); }
.social-icons { display: inline-flex; align-items: center; gap: 10px; margin-left: 8px; }
.social-icons a { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; border: 1px solid var(--line); border-radius: 50%; color: var(--ink-muted); transition: color 0.15s ease, border-color 0.15s ease; }
.social-icons a:hover { color: var(--ink); border-color: var(--ink); }
.social-icons svg { width: 14px; height: 14px; }
.disclaimer { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 12px; color: var(--ink-muted); line-height: 1.6; max-width: 80ch; }

.callout-box {
  margin: 32px 0;
  padding: 24px 26px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  font-family: "Inter", sans-serif;
  font-size: 15.5px;
}
.callout-box .lbl {
  font-family: "Space Grotesk", sans-serif;
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--sage-deep);
  margin-bottom: 8px;
}
.callout-box strong { font-family: "Space Grotesk", sans-serif; color: var(--ink); }

/* ===== Dark mode (placed last so overrides win the CSS cascade) ===== */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0E0E0C; --bg-alt: #181816; --ink: #FAFAF7; --ink-2: #D8D8D2;
    --ink-muted: #9A9A94; --line: #2A2A26; --sage: #9CB58E;
    --sage-deep: #B5CCA8; --sage-soft: #C3D2BA;
  }
  .site-header { background: rgba(14, 14, 12, 0.85); }
  .article-cta { background: #181816; border-left-color: #B5CCA8; }
  .pullquote { border-color: #2A2A26; }
  .article-meta { border-color: #2A2A26; }
  .more-band { border-color: #2A2A26; }
  .more-grid { background: #2A2A26; }
  .more-grid a { background: #0E0E0C; }
  .more-grid a:hover { background: #161613; }
  .callout-box { background: #181816; border-color: #2A2A26; }
  footer { border-color: #2A2A26; }
  .disclaimer { border-color: #2A2A26; }
  .social-icons a { border-color: #2A2A26; }
  .social-icons a:hover { border-color: #FAFAF7; color: #FAFAF7; }

  /* Dropdown dark mode */
  .nav-dropdown-menu { background: #181816; border-color: #2A2A26; box-shadow: 0 12px 36px rgba(0,0,0,0.6), 0 2px 8px rgba(0,0,0,0.4); }
  .nav-dropdown-menu a:hover { background: #2A2A26; }
  .nav-dropdown-menu .divider { background: #2A2A26; }
}