/* ============================================
   STYLE.CSS - Pizzeria Di Karpuzzi
   Dopuna Tailwind Play CDN-a: paleta tokena (tamna + svetla),
   bazna podesavanja, scroll-reveal, komponente koje se ponavljaju
   vise od tri puta.
   Imena tokena su u js/tailwind.config.js; vrednosti su ovde.

   SADRZAJ
   01. Paleta - CSS promenljive, tamna default + svetla tema
   02. Baza i tipografija
   03. Scroll-reveal (js/main.js: initScrollReveal)
   04. Komponente - dugmad (.btn, .btn-primary, .btn-ghost)
   05. Komponente - placeholder slike (.img-placeholder)
   06. Pristupacnost - focus-visible, reduced-motion
   ============================================ */

/* ============================================
   01. PALETA
   Vrednosti tokena (tamna + svetla) su u inline <style id="theme-tokens">
   u <head> svake strane - mora da bude posle Tailwind CDN-a da bi
   nadjacala njegov @layer base. Ovde su samo semantika i komponente.
   ============================================ */

/* ============================================
   02. BAZA I TIPOGRAFIJA
   ============================================ */
html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable; /* bez skoka layouta pri otvaranju mobilnog menija */
}

body {
  overflow-x: hidden; /* nijedan element ne gura horizontalni scroll na telefonu */
  background-color: var(--c-ink);
  color: var(--c-cream);
  font-feature-settings: 'ss01', 'cv05'; /* Fraunces/Inter suptilne varijante */
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  transition: background-color 200ms ease, color 200ms ease;
}

/* Prostor za mobilnu CTA traku (js/main.js: initFloatingCta) da ne pokrije footer.
   Traka i padding postoje samo <lg. */
@media (max-width: 1023px) {
  body:has([data-floating-cta]) { padding-bottom: 3.5rem; }
}

/* Fraunces opticka velicina - veci naslovi delaju gusce i skuplje */
h1, .h1 { font-optical-sizing: auto; letter-spacing: -0.02em; }
h2, .h2 { font-optical-sizing: auto; letter-spacing: -0.01em; }

/* Max sirina pasusa - citljivost, ~62 znaka */
.prose-narrow { max-width: 62ch; }

/* ============================================
   03. SCROLL-REVEAL
   Pocetno stanje; .is-visible dodaje js/main.js kad element udje u vidno polje.
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms ease-out, transform 500ms ease-out;
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ============================================
   04. KOMPONENTE - DUGMAD
   Klasa umesto duge liste utility klasa (ponavlja se na svakoj strani).
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 500;
  font-size: 0.9375rem;
  line-height: 1;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 200ms ease, color 200ms ease, border-color 200ms ease;
}
/* Primarno - akcentna boja, samo za glavnu akciju (rezervacija) */
.btn-primary {
  background-color: var(--c-clay);
  color: var(--c-on-accent);
}
.btn-primary:hover { background-color: var(--c-clay-deep); }

/* Sekundarno - obris, za telefon i sporedne akcije */
.btn-ghost {
  background-color: transparent;
  color: var(--c-cream);
  border: 1px solid var(--c-line);
}
.btn-ghost:hover { border-color: var(--c-muted); }

/* ============================================
   05. KOMPONENTE - PLACEHOLDER SLIKE
   Blok sa natpisom sta tu ide (pravilo iz CLAUDE.md).
   TODO: zameniti stvarnim slikama sa Instagrama - korisnik dostavlja.
   ============================================ */
.img-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1rem;
  background-color: var(--c-surface);
  border: 1px dashed var(--c-line);
  color: var(--c-muted);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
}

/* ============================================
   06. PRISTUPACNOST
   ============================================ */
:focus-visible {
  outline: 2px solid var(--c-clay);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ============================================
   07. IKONA PREKIDACA TEME
   Mesec = trenutno tamna (klik vodi u svetlu). Sunce = trenutno svetla.
   Podrazumevano tamna, pa se vidi mesec.
   ============================================ */
.theme-icon-sun { display: none; }
.theme-icon-moon { display: block; }
:root[data-theme="light"] .theme-icon-sun { display: block; }
:root[data-theme="light"] .theme-icon-moon { display: none; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]):not([data-theme="light"]) .theme-icon-sun { display: block; }
  :root:not([data-theme="dark"]):not([data-theme="light"]) .theme-icon-moon { display: none; }
}

/* ============================================
   08. NAGOVESTAJ SKROLA (hero)
   Blago poskakivanje strelice; gasi se u sekciji reduced-motion nize.
   .is-hidden dodaje js/main.js kad se strana pomeri.
   ============================================ */
.scroll-cue svg { animation: scrollNudge 2.4s ease-in-out infinite; }
.scroll-cue.is-hidden { opacity: 0; pointer-events: none; }
@keyframes scrollNudge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-cue svg { animation: none; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}
