:root {
  --ink: #132018;
  --muted: #637067;
  --paper: #f6f8f4;
  --white: #ffffff;
  --line: #d7dfd6;
  --accent: #3f7b52;
  --accent-dark: #214a31;
  --accent-soft: #e7f0e5;
  --warm: #d7b36a;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
}
a { color: inherit; }
.support-shell { width: min(1100px, calc(100% - 40px)); margin: 0 auto; }
.support-header {
  border-bottom: 1px solid var(--line);
  background: rgba(246, 248, 244, .92);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.support-header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.support-brand { display: inline-flex; align-items: center; gap: 11px; min-height: 58px; font-weight: 800; text-decoration: none; }
.support-logo { display: block; width: 176px; height: 48px; object-fit: contain; object-position: left center; }
.support-logo-mark { width: 31px; height: 31px; display: block; flex: 0 0 auto; }
.support-brand-divider { color: var(--line); font-weight: 400; }
.support-brand-context { color: var(--muted); font: 700 11px/1.2 var(--mono, "JetBrains Mono", monospace); letter-spacing: .16em; text-transform: uppercase; }
.support-mark {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-dark);
  color: #fff;
  font-weight: 800;
}
.support-nav { display: flex; align-items: center; gap: 18px; font-size: 14px; }
.support-nav a { color: var(--muted); text-decoration: none; }
.support-nav a:hover, .support-nav a:focus-visible { color: var(--accent-dark); }
.support-main { padding: 72px 0 88px; }
.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
h1, h2, h3 { line-height: 1.15; margin: 0; }
h1 { max-width: 760px; font-size: clamp(40px, 7vw, 74px); letter-spacing: -.04em; }
h2 { font-size: clamp(28px, 4vw, 44px); letter-spacing: -.03em; }
h3 { font-size: 20px; }
.lead { max-width: 680px; margin: 20px 0 0; color: var(--muted); font-size: 19px; }
.support-actions, .contact-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.support-button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 1px solid var(--accent-dark);
  border-radius: 4px;
  padding: 10px 16px;
  background: var(--accent-dark);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
}
.support-button.secondary { background: transparent; color: var(--accent-dark); }
.support-button:hover, .support-button:focus-visible { filter: brightness(.96); }
.support-section { margin-top: 72px; }
.support-section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.support-section-head p { max-width: 480px; margin: 0; color: var(--muted); }
.support-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.support-card {
  min-height: 170px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 22px;
  background: var(--white);
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(19, 32, 24, .05);
}
.support-card:hover, .support-card:focus-visible { border-color: var(--accent); background: var(--accent-soft); }
.support-card p { margin: 0; color: var(--muted); font-size: 14px; }
.card-kicker { color: var(--accent); font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.contact-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.contact-card { border-top: 3px solid var(--accent); padding: 18px 0 0; }
.contact-card span { display: block; color: var(--muted); font-size: 13px; }
.contact-card a { display: inline-block; margin-top: 4px; color: var(--accent-dark); font-size: 18px; font-weight: 800; text-decoration: none; }
.contact-card a:hover, .contact-card a:focus-visible { text-decoration: underline; }
.notice { margin-top: 20px; border-left: 4px solid var(--warm); padding: 14px 18px; background: #fffaf0; color: #594a2c; }
.changelog-entry { border-top: 1px solid var(--line); padding: 28px 0 0; }
.changelog-entry + .changelog-entry { margin-top: 48px; }
.changelog-date { margin: 0 0 9px; color: var(--accent); font: 700 11px/1.2 var(--mono, "JetBrains Mono", monospace); letter-spacing: .13em; text-transform: uppercase; }
.changelog-entry ul { margin: 20px 0 0; padding-left: 22px; }
.changelog-entry li + li { margin-top: 8px; }
.support-footer { border-top: 1px solid var(--line); padding: 26px 0 36px; color: var(--muted); font-size: 14px; }
.support-footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.support-footer a { color: var(--accent-dark); }
.support-numericas {
  --accent: #537ec4;
  --accent-dark: #111614;
  --accent-soft: #e8ece8;
  --mono: "JetBrains Mono", "Courier New", monospace;
}
.support-numericas .support-header {
  color: var(--white);
  border-bottom-color: rgba(255, 255, 255, .18);
  background: rgba(17, 22, 20, .96);
}
.support-numericas .support-brand-context { color: #a9c7bc; }
.support-numericas .support-brand-divider { color: rgba(255, 255, 255, .28); }
.support-numericas .support-nav a { color: rgba(255, 255, 255, .72); }
.support-numericas .support-nav a:hover, .support-numericas .support-nav a:focus-visible { color: var(--white); }
.support-numericas .support-main { border-bottom: 1px solid var(--line); }
.support-numericas h1, .support-numericas h2, .support-numericas h3 { font-family: Spectral, Georgia, serif; font-weight: 500; }
.support-numericas .eyebrow, .support-numericas .card-kicker, .support-numericas .support-brand-context { font-family: var(--mono); }
.support-numericas .support-button { border-radius: 4px; }
.support-numericas .support-card { box-shadow: none; }
.support-numericas .support-footer { color: #aeb8b1; background: #111614; border-top-color: #111614; }
.support-numericas .support-footer a { color: #dce8fb; }
.support-plainfax {
  --accent: #2f2f2f;
  --accent-dark: #0a0a0a;
  --accent-soft: #ededed;
  --mono: "JetBrains Mono", "Courier New", monospace;
}
.support-plainfax h1, .support-plainfax h2, .support-plainfax h3 { font-family: Fraunces, Georgia, serif; font-weight: 500; }
.support-plainfax .eyebrow, .support-plainfax .card-kicker, .support-plainfax .support-brand-context { font-family: var(--mono); }
.support-plainfax .support-card { box-shadow: none; border-radius: 0; }
.support-plainfax .support-button { border-radius: 0; }
@media (max-width: 760px) {
  .support-header-inner { align-items: flex-start; flex-direction: column; padding: 16px 0; }
  .support-nav { flex-wrap: wrap; gap: 10px 16px; }
  .support-main { padding-top: 48px; }
  .support-section-head { align-items: flex-start; flex-direction: column; }
  .support-grid, .contact-grid { grid-template-columns: 1fr; }
  .support-footer-inner { align-items: flex-start; flex-direction: column; }
  .support-logo { width: 154px; height: 43px; }
  .support-brand-context { font-size: 10px; }
}