/* =====================================================================
   base.css – reset, typografie, kostry layoutu (app + auth)
   Čte tokeny z tokens.css. Načítat v pořadí: tokens.css → base.css →
   components.css
   ===================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  background: var(--color-bg);
  color: var(--color-text);
}
h1, h2, h3, p { margin: 0; }
a { color: var(--color-brand); }
img { max-width: 100%; }

/* Viditelný focus jen pro klávesnici */
:where(a, button, input, select, textarea):focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: var(--radius-sm);
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* Přeskočit na obsah (a11y) */
.skip-link {
  position: absolute; left: -9999px; top: var(--sp-2);
  background: var(--color-brand); color: #fff; padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-sm); z-index: var(--z-toast);
}
.skip-link:focus { left: var(--sp-2); }

/* ---- Loga (barevné / bílé pro tmavou šablonu) ------------------- */
.cp-logo { width: auto; display: block; }
.cp-logo--white { display: none; }
:root[data-theme="dark"] .cp-logo--color { display: none; }
:root[data-theme="dark"] .cp-logo--white { display: block; }

/* =====================================================================
   APP LAYOUT (přihlášený portál): brand + topbar + sidebar + content + footer
   ---------------------------------------------------------------------
   Brand-area sedí v levém horním rohu NAD sidebarem (ne v topbaru),
   takže hamburger + logo vizuálně ovládají menu pod sebou. Topbar žije
   napravo a nese drobečky + uživatelské nástroje.
   ===================================================================== */
.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--topbar-h) 1fr auto;
  grid-template-areas:
    "brand   topbar"
    "sidebar content"
    "sidebar footer";
  min-height: 100vh;
}
.app.is-collapsed { grid-template-columns: var(--sidebar-w-collapsed) 1fr; }

.brand-area {
  grid-area: brand;
  display: flex; align-items: center; gap: var(--sp-2);
  padding: 0 var(--sp-3);
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  position: sticky; top: 0; z-index: var(--z-sticky);
  overflow: hidden; /* dlouhý partner-název nesmí přetéct přes sidebar */
}
.app.is-collapsed .brand-area .brand__name { display: none; }
.app.is-collapsed .brand-area .brand__logo { height: calc(var(--topbar-h) - var(--sp-4)); }

.topbar {
  grid-area: topbar;
  display: flex; align-items: center; gap: var(--sp-3);
  padding: 0 var(--sp-5);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky; top: 0; z-index: var(--z-sticky);
}
.topbar__spacer { flex: 1; }

.sidebar {
  grid-area: sidebar;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: var(--sp-3) 0;
  display: flex; flex-direction: column; gap: 2px;
}

.content { grid-area: content; padding: var(--sp-6); }
.content__max { max-width: var(--content-max); margin: 0 auto; }

.app-footer {
  grid-area: footer;
  display: flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-4) var(--sp-6);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}
.app-footer .cp-logo { height: 20px; }
.app-footer__spacer { flex: 1; }
.app-footer a { color: var(--color-text-muted); text-decoration: none; }
.app-footer a:hover { text-decoration: underline; }

/* Mobil: brand-area vlevo, topbar vedle, sidebar jako overlay přes obsah */
@media (max-width: 899px) {
  .app {
    grid-template-columns: auto 1fr;
    grid-template-rows: var(--topbar-h) 1fr auto;
    grid-template-areas:
      "brand   topbar"
      "content content"
      "footer  footer";
  }
  .brand-area { padding: 0 var(--sp-3); border-right: 1px solid var(--color-border); }
  .brand-area .brand__name { display: none; } /* na mobilu jen hamburger + logo */
  .sidebar {
    position: fixed; inset: var(--topbar-h) auto 0 0;
    width: var(--sidebar-w); transform: translateX(-100%);
    transition: transform var(--transition-base); z-index: var(--z-sidebar);
  }
  .sidebar.is-open { transform: none; box-shadow: var(--shadow-lg); }
  .scrim { position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: calc(var(--z-sidebar) - 1); }
  .scrim[hidden] { display: none; }
}

/* =====================================================================
   AUTH LAYOUT (přihlašovací stránka)
   ===================================================================== */
.auth { min-height: 100vh; display: flex; flex-direction: column; }
.auth__main { flex: 1; display: flex; align-items: center; justify-content: center; padding: var(--sp-5); }
.auth__utility {
  display: flex; align-items: center; justify-content: center; gap: var(--sp-4);
  padding: var(--sp-4); font-size: var(--fs-sm); flex-wrap: wrap;
}
.auth__footer {
  display: flex; align-items: center; justify-content: center; gap: var(--sp-2);
  padding: var(--sp-5); color: var(--color-text-muted); font-size: var(--fs-sm);
  border-top: 1px solid var(--color-border);
}
.auth__footer .cp-logo { height: 20px; }