/* ==========================================================================
   DigiLuko · template simulator — sim.css
   Vzhledově laděno na lukokaravan.cz (web v téže složce): bílá, Space Grotesk,
   černý akcent, vzdušné eyebrow popisky. Lišta je jen pruh — hvězda je iframe.
   ========================================================================== */
:root {
  --bg: #ffffff; --panel: #ffffff; --fg: #333333; --muted: #8f8f8f;
  --line: #ececec; --accent: #000000; --contrast: #ffffff;
  --bar-h: 60px;
  --font: "Space Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg); color: var(--fg);
  font-family: var(--font); font-size: 15px;
  display: flex; flex-direction: column; min-height: 100vh;
}
a { color: inherit; }
button { font-family: inherit; }

/* ---------- top bar ---------- */
.bar {
  height: var(--bar-h); flex: none;
  display: flex; align-items: center; gap: 22px;
  padding: 0 22px;
  background: var(--panel); border-bottom: 1px solid var(--line);
}
.bar__brand { font-weight: 700; letter-spacing: -0.01em; text-decoration: none; white-space: nowrap; font-size: 17px; }
.bar__brand span { color: var(--muted); font-weight: 400; }
.bar__group { display: flex; align-items: center; gap: 8px; }
.bar__spacer { flex: 1; }
.bar__label {
  color: var(--muted); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.12em; margin-right: 2px;
}

.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.seg button {
  background: transparent; color: var(--muted); border: 0;
  padding: 7px 14px; cursor: pointer; font-size: 13px; transition: all .15s;
}
.seg button:hover { color: var(--fg); }
.seg button.is-active { background: var(--accent); color: var(--contrast); }
.seg button + button { border-left: 1px solid var(--line); }

select.bar__pages {
  background: transparent; color: var(--fg); border: 1px solid var(--line);
  border-radius: 8px; padding: 7px 14px; cursor: pointer; font-size: 13px; font-family: inherit;
}

.btn {
  text-decoration: none; cursor: pointer; white-space: nowrap;
  border: 1px solid var(--line); border-radius: 8px;
  padding: 8px 16px; font-size: 13px; color: var(--fg); background: transparent; transition: all .3s ease-in-out;
}
.btn:hover { border-color: var(--accent); box-shadow: 0 6px 20px color-mix(in srgb, var(--accent), transparent 90%); }
.btn--solid { background: var(--accent); color: var(--contrast); border-color: var(--accent); }
.btn--solid:hover { opacity: .85; }
.btn[aria-disabled="true"] { opacity: .4; pointer-events: none; }

/* ---------- viewport + device frame ---------- */
.viewport {
  flex: 1; overflow: auto;
  display: flex; justify-content: center; align-items: center;
  padding: 24px; background: #f4f4f4;
}
.holder { position: relative; }                 /* JS: rozměr = škálovaná velikost zařízení */
.device {
  position: absolute; top: 0; left: 0;
  transform-origin: top left;                    /* JS: transform scale(...) */
  overflow: hidden;                              /* clip → skryje scrollbar iframu */
  background: #fff;
}
.device--framed { border-radius: 18px; box-shadow: 0 20px 50px rgba(0,0,0,.22); }
/* same-origin (dev server): scrollbar se skryje injektáží CSS do iframu → přesná šířka */
.device iframe { border: 0; display: block; background: #fff; width: 100%; height: 100%; }
/* fallback pro file:// (cross-origin, nelze injektovat): iframe přesah + clip schová scrollbar */
.device.clip-fallback iframe { width: calc(100% + 18px); height: calc(100% + 18px); }

/* ---------- gallery (index.html) ---------- */
.wrap { max-width: 1100px; margin: 0 auto; padding: 72px 24px; }
.wrap .eyebrow { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.14em; margin: 0 0 10px; }
.wrap h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); font-weight: 700; letter-spacing: -0.02em; margin: 0 0 10px; color: var(--accent); }
.wrap p.sub { color: var(--muted); margin: 0 0 44px; max-width: 60ch; line-height: 1.7; font-size: 17px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 24px; }
.card {
  display: block; text-decoration: none; color: inherit;
  border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
  background: var(--panel); transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--accent); box-shadow: 0 16px 40px rgba(0,0,0,.12); }
.card__img { aspect-ratio: 16 / 10; background: #eee center/cover no-repeat; }
.card__body { padding: 18px 20px 22px; }
.card__body h3 { margin: 0 0 6px; font-size: 1.2rem; font-weight: 700; color: var(--accent); }
.card__body p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.55; }