/* ============================================================
   R404_X03 — „NA UVID" · BIRO 404 brand sistem
   Papir · mastilo · plavo mastilo. Ram bira · linija pripisuje ·
   tabela meri. Jedan font: Literata (var, opsz 7-72).
   LAB PROTOTIP — nije produkcija.
   ============================================================ */

/* ---------- Fontovi (self-host, latin + latin-ext) ---------- */
@font-face {
  font-family: 'Literata';
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url('../fonts/Literata-var.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Literata';
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url('../fonts/Literata-var-ext.woff2') format('woff2');
  unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Literata';
  font-style: italic;
  font-weight: 200 900;
  font-display: swap;
  src: url('../fonts/Literata-italic-var.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Literata';
  font-style: italic;
  font-weight: 200 900;
  font-display: swap;
  src: url('../fonts/Literata-italic-var-ext.woff2') format('woff2');
  unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- Tokeni ---------- */
:root {
  --papir: #FCFCF9;        /* podloga: bela, ne krem */
  --mastilo: #1A1B1E;      /* štampani sloj */
  --mastilo-2: #52545A;    /* sekundarni tekst, >=4.5:1 na papiru */
  --hair: rgba(26, 27, 30, .28);   /* hairline štamparskog sloja */
  --hair-jaka: rgba(26, 27, 30, .55);
  --plava: #1B2F9E;        /* plavo mastilo: overa, pripisivanje, ruka */
  --plava-blaga: rgba(27, 47, 158, .38);
  --papir-senka: rgba(26, 27, 30, .07);

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --w: min(1180px, calc(100vw - 3rem));
  --linija-t: 1.5px;       /* debljina plave linije */
}

/* ---------- Reset / osnova ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--papir);
  color: var(--mastilo);
  font-family: 'Literata', Georgia, serif;
  font-optical-sizing: auto;
  font-size: 1.0625rem;
  line-height: 1.62;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--plava); }
::selection { background: rgba(29, 58, 181, .16); }

.wrap { width: var(--w); margin-inline: auto; }

/* ---------- Scan underline: veza-tkivo (linkovi) ---------- */
.u, .prose a, .legenda a {
  color: var(--mastilo);
  text-decoration: none;
  background-image: linear-gradient(var(--plava), var(--plava));
  background-repeat: no-repeat;
  background-size: 0% 1.5px;
  background-position: 0 100%;
  padding-bottom: 1px;
  transition: background-size 280ms var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .u:hover, .prose a:hover, .legenda a:hover { background-size: 100% 1.5px; }
}
.u:focus-visible, .prose a:focus-visible, .legenda a:focus-visible {
  background-size: 100% 1.5px;
  outline: 2px solid var(--plava);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  .u, .prose a, .legenda a { text-decoration: underline; text-underline-offset: 3px; background-image: none; }
}

/* ---------- Dokument-zaglavlje ---------- */
.zaglavlje {
  border-bottom: 1px solid var(--hair-jaka);
  background: var(--papir);
}
.zg-red {
  width: var(--w);
  margin-inline: auto;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: .8rem 0 .75rem;
}
.zg-brand {
  font-weight: 640;
  font-size: 1.02rem;
  letter-spacing: .012em;
  color: var(--mastilo);
  text-decoration: none;
  white-space: nowrap;
}
.zg-brand em { font-style: normal; color: var(--plava); }
.zg-opis { color: var(--mastilo-2); font-size: .88rem; white-space: nowrap; }
.zg-nav { display: flex; gap: 1.35rem; align-items: baseline; }
.zg-nav a {
  color: var(--mastilo);
  font-size: .94rem;
  text-decoration: none;
  background-image: linear-gradient(var(--plava), var(--plava));
  background-repeat: no-repeat;
  background-size: 0% 1.5px;
  background-position: 0 100%;
  padding-bottom: 2px;
  transition: background-size 280ms var(--ease-out), color 160ms ease;
}
@media (hover: hover) and (pointer: fine) {
  .zg-nav a:hover { background-size: 100% 1.5px; color: var(--plava); }
}
.zg-nav a:focus-visible { outline: 2px solid var(--plava); outline-offset: 3px; }
.zg-nav a[aria-current="page"] { color: var(--plava); background-size: 100% 1.5px; }
.zg-tel { font-variant-numeric: lining-nums; white-space: nowrap; }

@media (max-width: 860px) {
  .zg-opis { display: none; }
  .zg-red { flex-wrap: wrap; row-gap: .1rem; padding: .7rem 0 .6rem; }
  .zg-nav { gap: 1rem; }
  .zg-nav a { font-size: .9rem; }
}
@media (max-width: 640px) {
  .zg-tel { display: none; }
  .zg-nav { gap: .95rem; }
}
@media (max-width: 480px) {
  .hero-naslov { font-size: 2.02rem; }
  .hero-cta .btn { width: 100%; text-align: center; }
}

/* ---------- Naslovi ---------- */
h1, h2, h3 { font-weight: 520; line-height: 1.08; letter-spacing: -.014em; margin: 0; text-wrap: balance; }
.d1 { font-size: clamp(2.3rem, 4.6vw, 3.45rem); }
.hero-naslov { max-width: 15em; margin-bottom: clamp(1.4rem, 3.4vw, 2.4rem); }
.d2 { font-size: clamp(1.55rem, 3vw, 2.3rem); letter-spacing: -.01em; }
.d3 { font-size: clamp(1.15rem, 1.8vw, 1.38rem); font-weight: 560; }
.lead { font-size: clamp(1.06rem, 1.5vw, 1.19rem); line-height: 1.58; color: var(--mastilo); max-width: 34em; }
.mut { color: var(--mastilo-2); }

/* ---------- Sekcije ---------- */
.sek { padding: clamp(2.6rem, 6vw, 4.4rem) 0 clamp(3.2rem, 7vw, 5.4rem); }
.sek-lin { border-top: 1px solid var(--hair-jaka); }
.sek-head { max-width: 46em; margin-bottom: clamp(1.8rem, 4vw, 3rem); }
.sek-head .d2 { margin-bottom: .55rem; }

/* ---------- EKSPONAT: ram + graničnici + legenda ---------- */
.eksponat { margin: 0; position: relative; }
.okvir {
  position: relative;
  border: 1px solid var(--hair-jaka);
  background: #fff;
  box-shadow: 0 1px 0 var(--papir-senka);
}
.okvir img, .okvir video { width: 100%; }

/* ugaoni graničnici (štamparske pasere, van rama) */
.okvir::before, .okvir::after,
.okvir .gr::before, .okvir .gr::after {
  content: "";
  position: absolute;
  width: 13px; height: 13px;
  border: 0 solid var(--mastilo);
  pointer-events: none;
  opacity: .85;
  transition: transform 180ms var(--ease-out), opacity 180ms var(--ease-out);
}
.okvir::before { top: -5px; left: -5px; border-top-width: 1.5px; border-left-width: 1.5px; }
.okvir::after  { top: -5px; right: -5px; border-top-width: 1.5px; border-right-width: 1.5px; }
.okvir .gr::before { bottom: -5px; left: -5px; border-bottom-width: 1.5px; border-left-width: 1.5px; }
.okvir .gr::after  { bottom: -5px; right: -5px; border-bottom-width: 1.5px; border-right-width: 1.5px; }

/* pre "uvida": graničnici blago razmaknuti */
.js .uvid:not(.je-uvid) .okvir::before { transform: translate(-5px, -5px); opacity: 0; }
.js .uvid:not(.je-uvid) .okvir::after  { transform: translate(5px, -5px); opacity: 0; }
.js .uvid:not(.je-uvid) .okvir .gr::before { transform: translate(-5px, 5px); opacity: 0; }
.js .uvid:not(.je-uvid) .okvir .gr::after  { transform: translate(5px, 5px); opacity: 0; }

/* ---------- LEGENDA: troredna etiketa spisa ---------- */
.legenda {
  margin-top: .8rem;
  font-size: .95rem;
  line-height: 1.45;
  display: grid;
  gap: .1rem;
  max-width: 40em;
}
.legenda .lg-r { display: block; }
.lg-naziv { font-weight: 600; letter-spacing: .002em; }
.lg-podatak { color: var(--mastilo); font-variant-numeric: lining-nums; }
.lg-overa { color: var(--plava); font-style: italic; font-size: .9rem; }

/* plava margina-linija uz legendu (pripisivanje na mobilu i u koloni) */
.legenda { position: relative; padding-left: .95rem; }
.legenda::before {
  content: "";
  position: absolute;
  left: 0; top: .25em; bottom: .2em;
  width: var(--linija-t);
  background: var(--plava);
  transform-origin: top;
}
.js .uvid:not(.je-uvid) .legenda::before { transform: scaleY(0); }
.je-uvid .legenda::before { transition: transform 340ms var(--ease-out) 120ms; transform: scaleY(1); }

/* tally: redovi legende se sabiraju */
.js .uvid:not(.je-uvid) .legenda .lg-r { opacity: 0; transform: translateY(6px); }
.je-uvid .legenda .lg-r {
  opacity: 1; transform: translateY(0);
  transition: opacity 240ms var(--ease-out), transform 240ms var(--ease-out);
}
.je-uvid .legenda .lg-r:nth-child(1) { transition-delay: 140ms; }
.je-uvid .legenda .lg-r:nth-child(2) { transition-delay: 210ms; }
.je-uvid .legenda .lg-r:nth-child(3) { transition-delay: 280ms; }

/* ---------- VEZA: horizontalna plava linija pripisivanja (desktop) ---------- */
.veza {
  position: relative;
  height: var(--linija-t);
  background: var(--plava);
  transform-origin: left;
  margin: 1.1rem 0;
}
.veza::after {
  content: "";
  position: absolute;
  right: 0; top: 50%;
  width: var(--linija-t); height: 11px;
  background: var(--plava);
  transform: translateY(-50%);
}
.js .uvid:not(.je-uvid) .veza { transform: scaleX(0); }
.je-uvid .veza { transition: transform 380ms var(--ease-out) 90ms; transform: scaleX(1); }

/* ---------- HERO ---------- */
.hero { padding: clamp(2.4rem, 5.4vw, 4.2rem) 0 clamp(3rem, 7vw, 5rem); }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 6.6fr) minmax(0, 4.2fr);
  gap: clamp(1.6rem, 4vw, 4rem);
  align-items: start;
}
.hero-desno { justify-self: end; width: min(100%, 272px); }
@media (max-width: 900px) { .hero-desno { justify-self: start; } }
.hero-levo .lead { margin: 0 0 1.6rem; }
.hero-cta { display: flex; gap: .9rem; flex-wrap: wrap; align-items: center; }

.hero-fakt {
  margin-top: 2.2rem;
  padding-left: .95rem;
  border-left: var(--linija-t) solid var(--plava);
  max-width: 30em;
  font-size: .95rem;
  color: var(--mastilo-2);
}
.hero-fakt b { color: var(--mastilo); font-weight: 620; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-desno { order: 2; }
}

/* ---------- Dugmad ---------- */
.btn {
  display: inline-block;
  font-family: inherit;
  font-size: .98rem;
  font-weight: 560;
  line-height: 1;
  padding: .85rem 1.1rem;
  border: 1.5px solid var(--mastilo);
  background: var(--mastilo);
  color: var(--papir);
  text-decoration: none;
  cursor: pointer;
  transition: transform 160ms var(--ease-out), background-color 160ms ease, color 160ms ease;
}
.btn:active { transform: scale(.97); }
.btn:focus-visible { outline: 2px solid var(--plava); outline-offset: 3px; }
.btn-sekundarno { background: transparent; color: var(--mastilo); }
@media (hover: hover) and (pointer: fine) {
  .btn:hover { background: var(--plava); border-color: var(--plava); color: #fff; }
  .btn-sekundarno:hover { background: transparent; border-color: var(--plava); color: var(--plava); }
}

/* ---------- STAVKE SPISA (šta kupac proveri) ---------- */
.stavke {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.4rem, 3vw, 2.6rem) clamp(1.8rem, 4vw, 3.4rem);
  counter-reset: stavka;
}
.stavka { max-width: 34em; }
.stavka h3 { font-size: 1.13rem; font-weight: 600; margin-bottom: .35rem; }
.stavka h3::before {
  counter-increment: stavka;
  content: counter(stavka) ". ";
  color: var(--plava);
  font-weight: 520;
  font-variant-numeric: lining-nums;
}
.stavka p { margin: 0; color: var(--mastilo-2); font-size: .98rem; }
@media (max-width: 700px) { .stavke { grid-template-columns: 1fr; } }

/* ---------- SPIS RADOVA: eksponati različitih razmera ---------- */
.spis { display: grid; gap: clamp(2.2rem, 5vw, 3.6rem); }
.grupa {
  font-size: 1.02rem;
  font-weight: 620;
  letter-spacing: .01em;
  margin: clamp(1rem, 2.6vw, 1.8rem) 0 0;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--hair);
}
.grupa .gr-broj { color: var(--plava); font-weight: 520; }

.eks-par {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1rem, 2.4vw, 2rem);
  align-items: start;
}
@media (max-width: 700px) { .eks-par { grid-template-columns: 1fr; } }

.eks-split {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  gap: clamp(1.2rem, 3vw, 2.6rem);
  align-items: end;
}
.eks-split.obrnut { grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); }
@media (max-width: 800px) {
  .eks-split, .eks-split.obrnut { grid-template-columns: 1fr; align-items: start; }
}

.eks-uzak { max-width: 300px; }
.eks-traka .okvir img { width: 100%; }

/* ---------- TARIFA (cenovnik kao dokument) ---------- */
.tarifa { display: grid; gap: 0; border-top: 1px solid var(--hair-jaka); }
.tar-stavka {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 3.2fr);
  gap: 1rem 2.4rem;
  padding: clamp(1.5rem, 3vw, 2.1rem) 0;
  border-bottom: 1px solid var(--hair);
  align-items: start;
}
.tar-stavka:last-child { border-bottom: 1px solid var(--hair-jaka); }
.tar-naziv { font-size: 1.22rem; font-weight: 600; margin-bottom: .3rem; }
.tar-za { color: var(--mastilo-2); font-size: .95rem; margin: 0 0 .5rem; }
.tar-opis { margin: 0; font-size: .98rem; max-width: 36em; }
.tar-cifra {
  text-align: right;
  font-variant-numeric: lining-nums tabular-nums;
}
.tar-cifra .broj { font-size: clamp(1.9rem, 3.4vw, 2.7rem); font-weight: 560; letter-spacing: -.015em; line-height: 1; }
.tar-cifra .valuta { font-size: 1.1rem; font-weight: 480; margin-left: .15rem; }
.tar-rok { display: block; color: var(--mastilo-2); font-size: .88rem; margin-top: .45rem; }
.tar-overa { display: block; color: var(--plava); font-style: italic; font-size: .9rem; margin-top: .3rem; }
@media (max-width: 640px) {
  .tar-stavka { grid-template-columns: 1fr; gap: .55rem; }
  .tar-cifra { text-align: left; }
}
.tar-fusnota { color: var(--mastilo-2); font-size: .92rem; max-width: 52em; margin-top: 1.1rem; }

/* ---------- IZJAVE (testimonijali kao izjave u spisu) ---------- */
.izjava {
  display: grid;
  grid-template-columns: minmax(0, 3.4fr) minmax(0, 7fr);
  gap: clamp(1.3rem, 3vw, 2.8rem);
  align-items: start;
  padding: clamp(1.8rem, 4vw, 2.6rem) 0;
  border-top: 1px solid var(--hair);
  margin: 0;
}
.izjava:first-of-type { border-top: 1px solid var(--hair-jaka); }
.izjava blockquote { margin: 0; font-size: 1.02rem; }
.izjava blockquote p { margin: 0 0 .9em; }
.izjava blockquote p:last-child { margin-bottom: 0; }
.iz-potpis { margin-top: 1rem; font-size: .95rem; }
.iz-potpis .ime { font-weight: 620; }
.iz-potpis .uloga { color: var(--mastilo-2); display: block; }
.izjava .eks-uzak { max-width: 260px; }
@media (max-width: 800px) { .izjava { grid-template-columns: 1fr; } .izjava .eksponat { max-width: 420px; } .izjava .eks-uzak { max-width: 240px; } }

/* ---------- PROSE (unutrašnje strane, gustina) ---------- */
.prose { max-width: 44em; }
.prose p { margin: 0 0 1em; }
.prose ul { margin: 0 0 1em; padding-left: 1.2em; }
.prose li { margin-bottom: .35em; }
.prose h3 { margin: 1.6em 0 .5em; }

/* dve kolone dokumenta */
.kolone-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.6rem, 4vw, 3.2rem);
}
@media (max-width: 760px) { .kolone-2 { grid-template-columns: 1fr; } }

/* ---------- FAQ (details, dokumentno) ---------- */
.pitanja { border-top: 1px solid var(--hair-jaka); max-width: 46em; }
.pitanja details { border-bottom: 1px solid var(--hair); }
.pitanja summary {
  cursor: pointer;
  padding: 1.05rem 2rem 1.05rem 0;
  font-weight: 600;
  font-size: 1.02rem;
  list-style: none;
  position: relative;
}
.pitanja summary::-webkit-details-marker { display: none; }
.pitanja summary::after {
  content: "+";
  position: absolute;
  right: .2rem; top: 50%;
  transform: translateY(-50%);
  color: var(--plava);
  font-weight: 480;
  font-size: 1.3rem;
  transition: transform 200ms var(--ease-out);
}
.pitanja details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.pitanja summary:focus-visible { outline: 2px solid var(--plava); outline-offset: 2px; }
.pitanja .odg { padding: 0 0 1.15rem; color: var(--mastilo); max-width: 40em; }
.pitanja .odg p { margin: 0 0 .7em; }

/* ---------- KONTAKT ---------- */
.kontakt-red { display: flex; flex-wrap: wrap; gap: 1rem 2.2rem; align-items: baseline; margin-top: 1.4rem; font-variant-numeric: lining-nums; }
.kontakt-red .vel { font-size: clamp(1.25rem, 2.4vw, 1.7rem); font-weight: 600; }

/* ---------- FOLIO (podnožje kao spis) ---------- */
.folio { border-top: 1px solid var(--hair-jaka); margin-top: clamp(3rem, 7vw, 5rem); }
.folio-red {
  width: var(--w); margin-inline: auto;
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: .6rem 2rem;
  padding: 1.15rem 0 .4rem;
  font-size: .88rem; color: var(--mastilo-2);
}
.folio-red a { color: var(--mastilo-2); }
.folio-sub {
  width: var(--w); margin-inline: auto;
  padding: 0 0 1.4rem;
  font-size: .88rem; color: var(--mastilo-2);
}
.folio-sub .fol-datum { font-style: italic; color: var(--plava); }
.folio-red:last-child { padding-bottom: 1.4rem; }

/* ---------- PONUDA (A4) ---------- */
.a4 {
  max-width: 794px;
  margin: clamp(1.5rem, 4vw, 3rem) auto;
  background: #fff;
  border: 1px solid var(--hair-jaka);
  box-shadow: 0 2px 14px rgba(26, 27, 30, .08);
  padding: clamp(2rem, 5vw, 3.4rem) clamp(1.4rem, 4.5vw, 3.2rem);
  min-height: 1000px;
  display: flex; flex-direction: column;
}
.a4-polja { margin: 2rem 0; display: grid; gap: .0rem; }
.a4-polje {
  display: grid; grid-template-columns: 9.5em 1fr; gap: 1rem;
  padding: .68rem 0; border-bottom: 1px solid var(--hair);
  font-size: .98rem;
}
.a4-polje dt { color: var(--mastilo-2); }
.a4-polje dd { margin: 0; min-height: 1.2em; }
.a4-cena dd { color: var(--plava); font-weight: 640; font-variant-numeric: lining-nums; }
@media print {
  .zaglavlje, .folio, .ne-stampa { display: none !important; }
  .a4 { border: 0; box-shadow: none; margin: 0; max-width: none; }
  body { background: #fff; }
}

/* ---------- Pomoćno ---------- */
.razmak-s { margin-top: 1rem; }
.razmak-m { margin-top: 2rem; }
.razmak-l { margin-top: clamp(2.6rem, 6vw, 4.2rem); }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- Reduced motion: sve već ispisano ---------- */
@media (prefers-reduced-motion: reduce) {
  .js .uvid:not(.je-uvid) .okvir::before,
  .js .uvid:not(.je-uvid) .okvir::after,
  .js .uvid:not(.je-uvid) .okvir .gr::before,
  .js .uvid:not(.je-uvid) .okvir .gr::after { transform: none; opacity: .85; }
  .js .uvid:not(.je-uvid) .legenda::before { transform: none; }
  .js .uvid:not(.je-uvid) .legenda .lg-r { opacity: 1; transform: none; }
  .js .uvid:not(.je-uvid) .veza { transform: none; }
  .btn, .zg-nav a, .u { transition: none; }
}