/* NextGen Services – jediný stylopis webu. Bez externích písem a skriptů. */
:root {
  --ink: #1B2550;
  --text: #1F2433;
  --muted: #555D70;
  --bg: #FFFFFF;
  --surface: #F5F6FA;
  --border: #DDE0EA;
  --accent: #E8A317;
  --link: #2740A8;
  --focus: #E8A317;
  --mark-bg: #FFF1C2;
  --mark-text: #6B4200;
  --radius: 14px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #FFFFFF;
    --text: #E6E8F0;
    --muted: #A9AFC2;
    --bg: #11162B;
    --surface: #1A2140;
    --border: #2C3561;
    --link: #9DB4FF;
    --mark-bg: #4A3700;
    --mark-text: #FFE29A;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 1.0625rem/1.6 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
}
img, svg { max-width: 100%; height: auto; }
a { color: var(--link); text-underline-offset: 0.15em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3, .h3 { color: var(--ink); line-height: 1.25; }
h1 { font-size: clamp(1.9rem, 4vw + 1rem, 2.9rem); margin: 0.2em 0 0.4em; letter-spacing: -0.02em; }
h2 { font-size: 1.5rem; margin: 2em 0 0.6em; }
h3, .h3 { font-size: 1.15rem; margin: 0 0 0.4em; }

.wrap { max-width: 68rem; margin: 0 auto; padding: 0 1.25rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 1rem; top: -4rem; background: var(--bg); padding: 0.5rem 1rem; z-index: 10; }
.skip:focus { top: 1rem; }
.muted { color: var(--muted); }
.lead { font-size: 1.2rem; max-width: 46rem; }

/* Hlavička */
.site-header { border-bottom: 1px solid var(--border); }
.header-in { display: flex; align-items: center; gap: 1rem; min-height: 4.5rem; flex-wrap: wrap; }
.logo { display: inline-flex; margin-right: auto; }
.logo img { display: block; height: 40px; width: auto; }
.logo-dark { display: none !important; }
@media (prefers-color-scheme: dark) {
  .logo-light { display: none !important; }
  .logo-dark { display: block !important; }
}
.nav-desktop ul, .nav-mobile ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 0.25rem; }
.nav-desktop a, .nav-mobile a { display: block; padding: 0.5rem 0.75rem; border-radius: 8px; text-decoration: none; color: var(--text); }
.nav-desktop a:hover, .nav-mobile a:hover { background: var(--surface); }
[aria-current="page"] { font-weight: 700; color: var(--ink) !important; box-shadow: inset 0 -3px 0 var(--accent); }
.lang { font-weight: 700; text-decoration: none; padding: 0.4rem 0.7rem; border: 1px solid var(--border); border-radius: 8px; }
.nav-mobile { display: none; }
.nav-mobile summary { cursor: pointer; padding: 0.45rem 0.9rem; border: 1px solid var(--border); border-radius: 8px; font-weight: 600; list-style: none; }
.nav-mobile summary::-webkit-details-marker { display: none; }
.nav-mobile summary::before { content: "☰ "; }
@media (max-width: 54rem) {
  .nav-desktop { display: none; }
  .nav-mobile { display: block; }
  .nav-mobile[open] { flex-basis: 100%; order: 3; }
  .nav-mobile[open] summary { display: inline-block; margin-bottom: 0.5rem; }
  .nav-mobile ul { flex-direction: column; padding-bottom: 0.75rem; }
  .nav-mobile a { padding: 0.75rem; }
}
@media (max-width: 30rem) {
  .wrap { padding: 0 1rem; }
  .header-in { gap: 0.5rem; }
  .logo img { height: 30px; }
}

main { padding: 2rem 0 4rem; }
main:focus { outline: none; }
.hero { padding: 2rem 0 1rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }
.btn {
  display: inline-block; padding: 0.75rem 1.25rem; border-radius: 10px; font-weight: 600;
  background: #1B2550; color: #fff; text-decoration: none; border: 2px solid #1B2550;
}
.btn:hover { background: #2A3670; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--border); }
.btn-ghost:hover { background: var(--surface); }
.btn-small { padding: 0.45rem 0.9rem; font-size: 0.95rem; }
@media (prefers-color-scheme: dark) {
  .btn { background: #FFFFFF; color: #1B2550; border-color: #FFFFFF; }
  .btn:hover { background: #DDE3FF; }
  .btn-ghost { background: transparent; color: var(--ink); border-color: var(--border); }
}

.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem 1.4rem; }
.card p:last-child { margin-bottom: 0; }

/* Karta aplikace */
.app-head { display: flex; align-items: center; gap: 0.9rem; margin-bottom: 0.75rem; }
.app-icon { width: 56px; height: 56px; flex: none; }
.app-name { margin: 0; font-size: 1.3rem; }
.app-cat { margin: 0; color: var(--muted); font-size: 0.95rem; }
.badge { margin-left: auto; font-size: 0.8rem; font-weight: 700; padding: 0.2rem 0.6rem; border-radius: 99px; white-space: nowrap; align-self: flex-start; }
.badge-coming { background: var(--mark-bg); color: var(--mark-text); }
.badge-available { background: #D8F3DC; color: #1B5E20; }
.app-tagline { font-weight: 600; color: var(--ink); }
.app-meta { color: var(--muted); font-size: 0.95rem; }
.app-links { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.75rem 0; }
.store-soon { font-size: 0.9rem; padding: 0.35rem 0.7rem; border: 1px dashed var(--border); border-radius: 8px; color: var(--muted); }
.app-sub { font-size: 0.95rem; }

.principles { padding-left: 1.2rem; max-width: 46rem; }
.principles li { margin-bottom: 0.5rem; }
.steps li { margin-bottom: 0.4rem; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 0.4rem 1.25rem; }
.facts dt { font-weight: 600; color: var(--muted); }
.facts dd { margin: 0; }
@media (max-width: 34rem) { .facts { grid-template-columns: 1fr; } .facts dd { margin-bottom: 0.6rem; } }
.faq { border: 1px solid var(--border); border-radius: 10px; padding: 0.75rem 1rem; margin-bottom: 0.6rem; }
.faq summary { cursor: pointer; font-weight: 600; }
main p, main li { max-width: 46rem; }

mark.todo { background: var(--mark-bg); color: var(--mark-text); padding: 0 0.25em; border-radius: 4px; font-weight: 600; }

.site-footer { border-top: 1px solid var(--border); background: var(--surface); font-size: 0.95rem; }
.footer-in { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr)); padding-top: 2rem; padding-bottom: 2rem; }
.footer-h { font-size: 1rem; margin: 0 0 0.5rem; }
.plain { list-style: none; padding: 0; margin: 0 0 1rem; }
.plain li { margin-bottom: 0.3rem; }

.chooser { text-align: center; padding-top: 18vh; }
.chooser .actions, .chooser p { justify-content: center; }