/* Silverback · shared site navigation (all pages)
   Desktop: fixed bar with brand, links and CTA.
   ≤1100px: burger opens a full-height, scrollable menu below the bar. */
:root { --sb-nav-h: 72px; }
@media (max-width: 640px) { :root { --sb-nav-h: 64px; } }

.sb-nav, .sb-menu { --sb-bg: #0a0a0a; --sb-fg: #f4f1ea; --sb-muted: rgba(244,241,234,.62); --sb-line: rgba(244,241,234,.12); --sb-acid: #e8ff3a; --sb-ink: #0a0a0a; }
.sb-nav, .sb-menu, .sb-nav *, .sb-menu * { box-sizing: border-box; }
.sb-nav a, .sb-menu a { color: inherit; text-decoration: none; }
.sb-nav ul, .sb-menu ul { list-style: none; margin: 0; padding: 0; }
.sb-nav li, .sb-menu li { margin: 0; padding: 0; line-height: 1; }
.sb-nav__links li { display: flex; }

.sb-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900; height: var(--sb-nav-h);
  display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 0 28px;
  background: rgba(10,10,10,.84); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--sb-line); color: var(--sb-fg);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}
.sb-nav__brand { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; flex: none; }
.sb-nav__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--sb-acid); box-shadow: 0 0 12px var(--sb-acid); animation: sbNavPulse 1.4s ease-in-out infinite; }
@keyframes sbNavPulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
.sb-nav__brand img { display: block; width: auto; height: 24px; max-width: none; }

.sb-nav__links { display: flex; align-items: center; gap: 24px; }
.sb-nav__links a {
  position: relative; display: inline-flex; align-items: center; min-height: 44px; white-space: nowrap;
  font: 500 13px/1 'JetBrains Mono', ui-monospace, monospace; letter-spacing: .04em;
  color: var(--sb-muted); transition: color .2s;
}
.sb-nav__links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 9px; height: 1.5px; background: var(--sb-acid); transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.sb-nav__links a:hover, .sb-nav__links a[aria-current="page"], .sb-nav__links a.is-section { color: var(--sb-fg); }
.sb-nav__links a:hover::after, .sb-nav__links a[aria-current="page"]::after, .sb-nav__links a.is-section::after { transform: scaleX(1); }
.sb-nav__links a.is-accent { color: var(--sb-acid); }

.sb-nav__side { display: flex; align-items: center; gap: 20px; flex: none; }
.sb-nav .sb-nav__sub { display: inline-flex; align-items: center; min-height: 44px; padding-left: 20px; border-left: 1px solid var(--sb-line); font: 500 12px/1 'JetBrains Mono', ui-monospace, monospace; letter-spacing: .04em; color: var(--sb-muted); white-space: nowrap; transition: color .2s; }
.sb-nav .sb-nav__sub:hover, .sb-nav .sb-nav__sub[aria-current="page"] { color: var(--sb-acid); }
.sb-nav .sb-nav__cta {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 16px; white-space: nowrap;
  border: 1px solid var(--sb-fg); border-radius: 999px;
  font: 600 12px/1 'JetBrains Mono', ui-monospace, monospace; letter-spacing: .04em; color: var(--sb-fg);
  transition: background .2s, color .2s, border-color .2s;
}
.sb-nav .sb-nav__cta:hover { background: var(--sb-acid); color: var(--sb-ink); border-color: var(--sb-acid); }

.sb-nav__burger {
  display: none; position: relative; flex: none; width: 44px; height: 44px; padding: 0; cursor: pointer;
  background: none; border: 1px solid rgba(244,241,234,.28); border-radius: 50%; color: var(--sb-fg);
}
.sb-nav__burger span { position: absolute; left: 13px; width: 16px; height: 1.5px; background: currentColor; transition: transform .25s ease, opacity .2s; }
.sb-nav__burger span:nth-child(1) { top: 16px; }
.sb-nav__burger span:nth-child(2) { top: 21px; }
.sb-nav__burger span:nth-child(3) { top: 26px; }
.sb-nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.sb-nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.sb-nav__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

.sb-nav a:focus-visible, .sb-nav button:focus-visible, .sb-menu a:focus-visible { outline: 2px solid var(--sb-acid); outline-offset: 3px; border-radius: 4px; }

/* Mobile / tablet menu */
.sb-menu {
  position: fixed; top: var(--sb-nav-h); left: 0; right: 0; bottom: 0; z-index: 899;
  overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch;
  background: var(--sb-bg); color: var(--sb-fg);
  visibility: hidden; opacity: 0; transform: translateY(-6px);
  transition: opacity .22s ease, transform .22s ease, visibility 0s linear .22s;
}
.sb-menu.is-open { visibility: visible; opacity: 1; transform: none; transition: opacity .22s ease, transform .22s ease; }
.sb-menu__inner { display: flex; flex-direction: column; min-height: 100%; max-width: 640px; padding: 8px 20px calc(24px + env(safe-area-inset-bottom)); }
.sb-menu__list a {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0;
  border-bottom: 1px solid var(--sb-line);
  font-family: 'Archivo Black', 'Arial Black', sans-serif; font-weight: 400; font-size: clamp(24px, 7vw, 32px); line-height: 1.05;
  letter-spacing: -.02em; text-transform: uppercase; color: var(--sb-fg);
}
.sb-menu__list a::after { content: "→"; flex: none; font: 500 16px/1 'JetBrains Mono', ui-monospace, monospace; color: rgba(244,241,234,.4); transition: transform .2s, color .2s; }
.sb-menu__tag { margin-left: 10px; padding: 4px 7px; border-radius: 999px; background: var(--sb-acid); color: var(--sb-ink); font: 600 10px/1 'JetBrains Mono', ui-monospace, monospace; letter-spacing: .08em; vertical-align: middle; }
.sb-menu__list a > span { display: inline-flex; align-items: center; }
.sb-menu__list a[aria-current="page"], .sb-menu__list a.is-section { color: var(--sb-acid); }
.sb-menu__list a:hover::after, .sb-menu__list a:active::after { transform: translateX(4px); color: var(--sb-acid); }
.sb-menu__label { margin: 26px 0 4px; font: 500 11px/1.4 'JetBrains Mono', ui-monospace, monospace; letter-spacing: .2em; text-transform: uppercase; color: rgba(244,241,234,.45); }
.sb-menu__sub a { display: flex; align-items: center; min-height: 44px; font: 500 15px/1.3 'JetBrains Mono', ui-monospace, monospace; color: rgba(244,241,234,.82); }
.sb-menu__sub a[aria-current="page"] { color: var(--sb-acid); }
.sb-menu__ctas { display: grid; gap: 10px; margin-top: auto; padding-top: 28px; }
.sb-menu__btn { display: flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 20px; border-radius: 999px; text-align: center; font: 600 14px/1.2 'JetBrains Mono', ui-monospace, monospace; letter-spacing: .03em; }
.sb-menu .sb-menu__btn--primary { background: var(--sb-acid); color: var(--sb-ink); }
.sb-menu .sb-menu__btn--ghost { border: 1px solid rgba(244,241,234,.35); color: var(--sb-fg); }
html.sb-menu-open { overflow: hidden; }

/* Offset for templates whose content starts at the top of <body> */
body.has-sb-nav { padding-top: var(--sb-nav-h); }

@media (max-width: 1240px) { .sb-nav__links { gap: 20px; } .sb-nav { gap: 22px; } }
@media (max-width: 1100px) {
  .sb-nav__links, .sb-nav .sb-nav__sub { display: none; }
  .sb-nav__burger { display: inline-block; }
  .sb-nav__side { gap: 12px; }
}
@media (min-width: 641px) and (max-width: 1100px) { .sb-menu__inner { padding-left: 28px; padding-right: 28px; } }
@media (max-width: 640px) {
  .sb-nav { padding: 0 16px; }
  .sb-nav .sb-nav__cta { display: none; }
}
@media (min-width: 1101px) { .sb-menu { display: none; } }
@media (prefers-reduced-motion: reduce) {
  .sb-nav__dot { animation: none; }
  .sb-menu, .sb-menu.is-open, .sb-nav__burger span { transition: none; }
}
@media print { .sb-nav, .sb-menu { display: none; } body.has-sb-nav { padding-top: 0; } }

/* ── Shared footer ───────────────────────────────────────────── */
body .sb-footer {
  display: block; margin: 0; padding: 72px 28px 0; border-top: 1px solid rgba(244,241,234,.12);
  background: #0a0a0a; color: #f4f1ea; text-align: left; text-transform: none; letter-spacing: normal;
  font: 400 15px/1.5 'Space Grotesk', system-ui, sans-serif;
}
.sb-footer *, .sb-footer *::before, .sb-footer *::after { box-sizing: border-box; }
.sb-footer ul { list-style: none; margin: 0; padding: 0; }
.sb-footer li { margin: 0; padding: 0; }
.sb-footer li::before, .sb-footer li::marker { content: none; display: none; }
body .sb-footer a { color: rgba(244,241,234,.72); text-decoration: none; transition: color .2s; }
body .sb-footer a:hover { color: #e8ff3a; }
.sb-footer a:focus-visible { outline: 2px solid #e8ff3a; outline-offset: 3px; border-radius: 4px; }
.sb-footer__inner { max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 2fr); gap: 56px; }
.sb-footer__brand img { display: block; height: 24px; width: auto; max-width: none; }
.sb-footer__claim { margin: 20px 0 0; max-width: 32ch; color: rgba(244,241,234,.78); font-size: 16px; line-height: 1.5; }
body .sb-footer a.sb-footer__cta {
  display: inline-flex; align-items: center; min-height: 48px; margin-top: 24px; padding: 0 20px; border-radius: 999px;
  background: #e8ff3a; color: #0a0a0a; font: 600 13px/1 'JetBrains Mono', ui-monospace, monospace; letter-spacing: .03em;
}
body .sb-footer a.sb-footer__cta:hover { background: #f4f1ea; color: #0a0a0a; }
.sb-footer__cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; }
.sb-footer__h { margin: 0 0 10px; font: 500 11px/1.4 'JetBrains Mono', ui-monospace, monospace; letter-spacing: .18em; text-transform: uppercase; color: rgba(244,241,234,.45); }
.sb-footer__cols li { padding: 6px 0; }
.sb-footer__cols a, .sb-footer__cols span { display: inline-block; padding: 4px 0; font-size: 15px; line-height: 1.35; overflow-wrap: anywhere; }
.sb-footer__cols span { color: rgba(244,241,234,.5); }
.sb-footer__bottom {
  max-width: 1240px; margin: 56px auto 0; padding: 20px 0 28px; border-top: 1px solid rgba(244,241,234,.12);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 24px;
  font: 500 12px/1.5 'JetBrains Mono', ui-monospace, monospace; letter-spacing: .02em; color: rgba(244,241,234,.5);
}
.sb-footer__bottom p { margin: 0; }
.sb-footer__legal { display: flex; flex-wrap: wrap; gap: 0 20px; }
.sb-footer__legal a { display: inline-flex; align-items: center; min-height: 40px; }
/* leave room for the fixed CTA bar on guide pages */
body:has(.sticky-cta-bar) .sb-footer__bottom { padding-bottom: calc(104px + env(safe-area-inset-bottom)); }

@media (max-width: 1100px) {
  .sb-footer__inner { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 640px) {
  body .sb-footer { padding: 48px 20px 0; }
  .sb-footer__cols { grid-template-columns: 1fr 1fr; gap: 28px 20px; }
  .sb-footer__cols li { padding: 5px 0; }
  .sb-footer__cols a, .sb-footer__cols span { font-size: 14.5px; }
  .sb-footer__bottom { margin-top: 40px; flex-direction: column; align-items: flex-start; }
}

/* ── Shared mobile usability fixes ──────────────────────────── */
/* iOS Safari zooms into form fields below 16px */
@media (max-width: 1100px), (pointer: coarse) {
  input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="submit"]):not([type="button"]):not([type="hidden"]),
  select, textarea { font-size: 16px !important; }
}
@media print { .sb-footer { display: none; } }

/* ── Contact person (founder) ───────────────────────────────── */
.sb-person { display: inline-flex; align-items: center; gap: 14px; text-align: left; vertical-align: middle; }
.sb-person img { display: block; width: 56px; height: 56px; max-width: none; border-radius: 50%; object-fit: cover; flex: none; box-shadow: 0 0 0 2px #0a0a0a, 0 0 0 3px #e8ff3a; }
.sb-person p { margin: 0 !important; font: 400 14px/1.45 'Space Grotesk', system-ui, sans-serif !important; letter-spacing: 0 !important; color: rgba(244,241,234,.66) !important; }
.sb-person b { font-weight: 600; font-size: 15px; color: #f4f1ea; }

/* Legacy "DM Serif Display" headings (font no longer loaded → Georgia fallback): use the brand display font */
body .font-display, body h2[style*="DM Serif"], body h3[style*="DM Serif"] {
  font-family: 'Archivo Black', 'Arial Black', sans-serif !important; font-weight: 400 !important; letter-spacing: -.01em;
}

/* Form fields with width:100% + padding overflowed their cards (content-box default on Tailwind pages) */
input, textarea, select { box-sizing: border-box; max-width: 100%; }