:root {
  --ink: #16202b;
  --muted: #5d6b7a;
  --line: #e2e8ef;
  --surface: #ffffff;
  --bg: #f7f9fc;
  --accent: #185fa5;
  --accent-soft: #e6f1fb;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.site-header { background: var(--surface); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 68px; gap: 24px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 650; font-size: 18px; color: var(--ink); letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.brand-mark { width: 30px; height: 30px; border-radius: 9px; background: var(--accent); color: #fff; display: grid; place-items: center; font-size: 16px; }
.site-header nav { display: flex; gap: 22px; font-size: 14px; }
.site-header nav a { color: var(--muted); }
.hero { padding: 72px 24px 56px; }
.eyebrow { display: inline-block; background: var(--accent-soft); color: var(--accent); border-radius: 999px; padding: 5px 14px; font-size: 13px; margin: 0 0 22px; }
h1 { font-size: clamp(30px, 4.6vw, 48px); line-height: 1.15; letter-spacing: -0.03em; margin: 0 0 18px; }
h2 { font-size: 25px; letter-spacing: -0.02em; margin: 40px 0 14px; }
h3 { font-size: 18px; margin: 26px 0 8px; }
p { margin: 0 0 16px; }
.hero-sub { font-size: 18px; color: var(--muted); max-width: 660px; margin-bottom: 28px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--accent); color: #fff; border: 0; border-radius: 10px; padding: 12px 20px; font: inherit; font-weight: 600; cursor: pointer; }
.btn:hover { background: #0c447c; text-decoration: none; }
.btn:disabled { opacity: .55; cursor: wait; }
.section { padding: 28px 24px 48px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
.section-head h2 { margin-bottom: 18px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(255px, 1fr)); gap: 16px; }
.tool-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; color: var(--ink); transition: border-color .15s, transform .15s; }
.tool-card:hover { border-color: #b5d4f4; transform: translateY(-2px); text-decoration: none; }
.tool-cat { font-size: 12px; color: var(--accent); text-transform: uppercase; letter-spacing: .07em; }
.tool-card h3 { margin: 10px 0 8px; font-size: 17px; }
.tool-card p { color: var(--muted); font-size: 14px; flex: 1; margin: 0 0 16px; }
.tool-cta { font-size: 13px; font-weight: 600; color: var(--accent); }
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.cat-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; color: var(--ink); }
.cat-card h3 { margin: 0 0 4px; font-size: 16px; }
.cat-card p { margin: 0; color: var(--muted); font-size: 13px; }
.cat-card:hover { border-color: #b5d4f4; text-decoration: none; }
.schedule-note { margin-top: 18px; color: var(--muted); font-size: 14px; }
.crumbs { font-size: 13px; color: var(--muted); margin-bottom: 20px; }
.lede { color: var(--muted); font-size: 18px; max-width: 720px; }
.prose { max-width: 760px; }
.prose p { color: #33404e; }
.tool-box { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; margin: 26px 0 42px; }
.tool-box label, .field-label { display: block; font-weight: 600; font-size: 14px; margin: 0 0 8px; }
.field-label { margin-top: 20px; }
textarea, input[type="text"] { width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; font: inherit; background: #fbfcfe; color: var(--ink); resize: vertical; }
textarea:focus { outline: 2px solid #b5d4f4; border-color: var(--accent); }
.style-row { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 22px; }
.style-btn { border: 1px solid var(--line); background: #fff; color: var(--muted); border-radius: 999px; padding: 8px 16px; font: inherit; font-size: 14px; cursor: pointer; }
.style-btn.selected { background: var(--accent-soft); border-color: #85b7eb; color: var(--accent); font-weight: 600; }
.loading { color: var(--muted); font-size: 14px; margin: 16px 0 0; }
.results { margin-top: 18px; display: grid; gap: 8px; }
.name-result { display: flex; align-items: center; justify-content: space-between; gap: 12px; background: #f4f8fd; border: 1px solid var(--line); border-radius: 10px; padding: 11px 14px; }
.name-text { font-weight: 550; }
.copy-button { border: 1px solid var(--line); background: #fff; border-radius: 8px; padding: 5px 12px; font: inherit; font-size: 13px; cursor: pointer; color: var(--accent); }
.error { color: #a32d2d; font-size: 14px; }
.tool-disclaimer { margin: 22px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.article h2 { margin-top: 38px; }
.related { margin-top: 56px; }
.site-footer { background: var(--surface); border-top: 1px solid var(--line); margin-top: 40px; padding: 36px 0 28px; }
.footer-inner { display: flex; justify-content: space-between; gap: 28px; flex-wrap: wrap; }
.footer-inner p { color: var(--muted); font-size: 14px; max-width: 340px; margin: 6px 0 0; }
.footer-inner nav { display: flex; flex-wrap: wrap; gap: 16px; font-size: 13px; }
.footer-note { color: var(--muted); font-size: 12px; margin-top: 26px; }
@media (max-width: 640px) {
  .site-header nav { gap: 14px; font-size: 13px; }
  .hero { padding-top: 44px; }
  .tool-box { padding: 18px; }
}