:root { color-scheme: light; --paper: #f4f1e9; --ink: #20251f; --accent: #536b41; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
.site-header, main, footer { width: min(100% - 48px, 1120px); margin-inline: auto; }
.site-header { padding-block: 34px; border-bottom: 1px solid #20251f24; }
.wordmark { font-size: 26px; font-weight: 750; letter-spacing: -1px; text-decoration: none; color: inherit; }
.wordmark span { color: var(--accent); }
main { min-height: 70vh; padding-block: clamp(70px, 13vh, 150px); }
.eyebrow { margin: 0 0 28px; font-size: 13px; font-weight: 650; letter-spacing: .16em; text-transform: uppercase; }
h1 { max-width: 900px; margin: 0; font-size: clamp(44px, 7vw, 96px); font-weight: 550; line-height: 1.04; letter-spacing: -.065em; }
.intro { max-width: 520px; margin-top: 32px; font-size: clamp(17px, 2vw, 21px); line-height: 1.65; color: #4d5449; }
.domain { margin-top: 54px; color: var(--accent); font-size: 14px; }
footer { padding-block: 26px; border-top: 1px solid #20251f24; font-size: 13px; color: #4d5449; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.back-link { display: inline-block; margin-top: 24px; color: var(--accent); text-underline-offset: 4px; }
@media (max-width: 600px) { .site-header, main, footer { width: calc(100% - 40px); } main { min-height: 72vh; } }

/* Páginas de BizJet Tycoon: misma paleta y tipografía que kildos.com. */
.site-header { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; justify-content: space-between; }
nav { display: flex; flex-wrap: wrap; gap: 12px 24px; font-size: 14px; line-height: 1.6; }
nav a, article a { color: var(--accent); text-underline-offset: 4px; }
nav a[aria-current="page"] { font-weight: 700; text-decoration-thickness: 2px; }
main { padding-block: clamp(48px, 8vw, 100px); min-height: 65vh; }
article { max-width: 760px; }
article p, article li { font-size: 17px; line-height: 1.8; overflow-wrap: anywhere; }
article p { margin-block: 24px; }
.document h1 { font-size: clamp(32px, 5vw, 54px); line-height: 1.12; letter-spacing: -.045em; }
h2 { margin: 48px 0 18px; font-size: clamp(23px, 3vw, 28px); font-weight: 650; line-height: 1.3; letter-spacing: -.025em; }
.home article { max-width: 900px; }
.home article > p { max-width: 650px; }
.home article > p:first-of-type { font-size: clamp(19px, 2.5vw, 23px); color: #4d5449; }
.page-links { display: flex; flex-wrap: wrap; gap: 12px; padding: 0; margin-block: 36px; list-style: none; }
.page-links a { display: block; border: 1px solid #536b4160; border-radius: 8px; padding: 12px 18px; text-decoration: none; }
.page-links a:hover { background: #536b4110; }
footer p { margin: 0 0 18px; }
.skip-link { position: absolute; top: 8px; left: 20px; padding: 12px; background: var(--paper); color: var(--ink); transform: translateY(-180%); z-index: 1; }
.skip-link:focus { transform: translateY(0); }
@media (max-width: 600px) { .site-header { padding-block: 24px; } nav { gap: 10px 18px; } .eyebrow { margin-bottom: 20px; } .home h1 { font-size: clamp(48px, 12vw, 70px); } article p, article li { font-size: 16px; } }

/* Selector de idioma nativo, sin cookies ni JavaScript. */
.site-header > nav { margin-left: auto; }
.language-switch { position: relative; font-size: 14px; line-height: 1.6; }
.language-switch summary { cursor: pointer; border: 1px solid #536b4160; border-radius: 8px; padding: 8px 12px; color: var(--accent); }
.language-switch summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.language-switch ul { position: absolute; right: 0; top: 100%; z-index: 2; min-width: 150px; margin: 8px 0 0; padding: 6px; list-style: none; border: 1px solid #536b4160; border-radius: 8px; background: var(--paper); box-shadow: 0 8px 24px #20251f18; }
.language-switch a { display: block; padding: 8px 12px; color: var(--accent); text-decoration: none; border-radius: 4px; }
.language-switch a:hover { background: #536b4110; }
.language-switch a[aria-current="page"] { font-weight: 700; }
@media (max-width: 600px) { .language-switch { margin-left: auto; } .site-header > nav { order: 3; flex-basis: 100%; margin-left: 0; } }