/* =======================================================
   SVETLEĆE REKLAME NOVI SAD — design tokens
   Paleta je izvedena iz samog proizvoda: upaljeno LED/neon
   slovo na tamnoj fasadi u sumrak.
   ======================================================= */
:root{
	--bg:        #0B1220;   /* nocno nebo iznad fasade */
	--bg-alt:    #101827;   /* panel pozadina */
	--bg-card:   #141F33;   /* kartice */
	--line:      rgba(255,255,255,.08);
	--ink:       #F5F7FA;   /* topla bela, kao sijalica */
	--ink-dim:   #8A93A6;   /* prigusen tekst */
	--accent:    #3DF2E0;   /* elektro-cijan, LED traka */
	--accent-2:  #FF3D8A;   /* neon roze, kontrastni akcenat */

	--font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
	--font-body:    'Inter', 'Segoe UI', sans-serif;
	--font-mono:    'IBM Plex Mono', 'Courier New', monospace;

	--wrap: 1180px;
	--radius: 14px;
	--ease: cubic-bezier(.2,.8,.2,1);
}

/* =======================================================
   RESET
   ======================================================= */
*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
	margin:0;
	background:var(--bg);
	color:var(--ink);
	font-family:var(--font-body);
	font-size:16px;
	line-height:1.6;
	-webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--font-display); font-weight:600; line-height:1.15; margin:0 0 .5em; }
p{ margin:0 0 1em; color:var(--ink-dim); }
button{ font:inherit; }

.sr-only{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }
.skip-link{
	position:absolute; left:-999px; top:0; background:var(--accent); color:#04141A;
	padding:.75em 1.25em; z-index:999; border-radius:0 0 8px 0; font-weight:600;
}
.skip-link:focus{ left:0; }

:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; }

.wrap{ max-width:var(--wrap); margin-inline:auto; padding-inline:24px; }
.wrap--narrow{ max-width:760px; }

@media (prefers-reduced-motion: reduce){
	*{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; scroll-behavior:auto !important; }
}

/* =======================================================
   HEADER / NAV
   ======================================================= */
.site-header{
	position:sticky; top:0; z-index:100;
	background:rgba(11,18,32,.7);
	backdrop-filter:blur(10px);
	border-bottom:1px solid transparent;
	transition:border-color .3s var(--ease), background .3s var(--ease);
}
.site-header.is-scrolled{
	background:rgba(11,18,32,.92);
	border-bottom-color:var(--line);
}
.site-header__inner{
	display:flex; align-items:center; gap:24px;
	padding-block:14px;
}
.logo{ display:flex; align-items:center; gap:10px; margin-right:auto; }
.logo__mark{ color:var(--accent); display:inline-flex; }
.logo__text{
	font-family:var(--font-display); font-weight:600; font-size:1.02rem; line-height:1.1;
	display:flex; flex-direction:column;
}
.logo__text-sub{ font-size:.68rem; color:var(--accent); letter-spacing:.14em; text-transform:uppercase; }

.nav__list{ display:flex; gap:28px; }
.nav__list li{ position:relative; }
.nav__list a{
	font-size:.95rem; color:var(--ink); opacity:.85;
	position:relative; padding-block:4px;
}
.nav__list a:hover{ opacity:1; color:var(--accent); }
.nav__list a::after{
	content:''; position:absolute; left:0; bottom:-2px; height:2px; width:0;
	background:var(--accent); transition:width .25s var(--ease);
}
.nav__list a:hover::after{ width:100%; }

/* Podmeniji (dropdown) - skriveni po default-u, otvaraju se na hover/fokus.
   Ovo sprecava da eventualne podstavke iz WP menija "razvuku" header. */
.nav__list .sub-menu{
	display:none;
	position:absolute; top:100%; left:0; margin-top:14px;
	min-width:220px; padding:10px;
	background:var(--bg-alt); border:1px solid var(--line); border-radius:10px;
	box-shadow:0 24px 48px rgba(0,0,0,.45);
	z-index:200;
}
.nav__list li:hover > .sub-menu,
.nav__list li:focus-within > .sub-menu{ display:block; }
.nav__list .sub-menu li{ position:relative; }
.nav__list .sub-menu a{ display:block; padding:8px 10px; border-radius:6px; font-size:.88rem; opacity:.8; }
.nav__list .sub-menu a:hover{ background:rgba(61,242,224,.08); opacity:1; }
.nav__list .sub-menu a::after{ display:none; }
/* Treci nivo (podmeni unutar podmenija) - otvara se udesno */
.nav__list .sub-menu .sub-menu{ top:0; left:100%; margin-top:0; margin-left:8px; }

.site-header__actions{ display:flex; align-items:center; gap:14px; }
.btn--phone{ display:flex; align-items:center; gap:8px; font-size:.9rem; color:var(--ink-dim); }
.btn--phone:hover{ color:var(--accent); }

.nav-toggle{
	display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:8px;
}
.nav-toggle span{ width:22px; height:2px; background:var(--ink); border-radius:2px; }

/* =======================================================
   BUTTONS
   ======================================================= */
.btn{
	display:inline-flex; align-items:center; gap:8px;
	padding:.7em 1.3em; border-radius:999px; font-weight:600; font-size:.92rem;
	border:1px solid var(--line); transition:transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
	white-space:nowrap;
}
.btn--lg{ padding:.9em 1.7em; font-size:1rem; }
.btn--ghost{ color:var(--ink); }
.btn--ghost:hover{ border-color:var(--accent); color:var(--accent); }
.btn--glow{
	background:var(--accent); color:#04141A; border-color:var(--accent);
	box-shadow:0 0 0 rgba(61,242,224,0), 0 0 24px rgba(61,242,224,.35);
}
.btn--glow:hover{ transform:translateY(-1px); box-shadow:0 0 0 rgba(61,242,224,0), 0 0 34px rgba(61,242,224,.55); }

/* =======================================================
   HERO — "power-on" moment
   ======================================================= */
.hero{
	position:relative; overflow:hidden;
	padding-block:120px 96px;
	background:
		radial-gradient(ellipse 60% 50% at 50% 0%, rgba(61,242,224,.10), transparent 60%),
		linear-gradient(180deg, var(--bg) 0%, #0D1526 100%);
}
.hero__sky{ position:absolute; inset:0; pointer-events:none; }
.hero__dot{
	position:absolute; left:var(--x); top:var(--y);
	width:3px; height:3px; border-radius:50%;
	background:var(--accent);
	opacity:.5;
	animation:twinkle 3.5s ease-in-out infinite;
	animation-delay:var(--d);
	box-shadow:0 0 8px 1px var(--accent);
}
@keyframes twinkle{
	0%,100%{ opacity:.15; }
	50%{ opacity:.8; }
}

.hero__inner{ position:relative; max-width:760px; }
.eyebrow{
	font-family:var(--font-mono); font-size:.78rem; letter-spacing:.16em; text-transform:uppercase;
	color:var(--accent); margin-bottom:14px;
}
.hero__title{ font-size:clamp(2.4rem, 5.5vw, 4.2rem); margin-bottom:22px; }
.glow-line{ display:block; color:var(--ink); }
.glow-line--accent{
	color:var(--accent);
	animation:flicker-on 1.6s var(--ease) both, flicker-ambient 6s ease-in-out 1.6s infinite;
}
@keyframes flicker-on{
	0%{ opacity:0; text-shadow:none; }
	4%{ opacity:1; text-shadow:0 0 24px rgba(61,242,224,.9), 0 0 60px rgba(61,242,224,.5); }
	8%{ opacity:.2; text-shadow:none; }
	12%{ opacity:1; text-shadow:0 0 24px rgba(61,242,224,.9), 0 0 60px rgba(61,242,224,.5); }
	20%{ opacity:.3; text-shadow:none; }
	26%{ opacity:1; text-shadow:0 0 24px rgba(61,242,224,.9), 0 0 60px rgba(61,242,224,.5); }
	100%{ opacity:1; text-shadow:0 0 22px rgba(61,242,224,.65), 0 0 54px rgba(61,242,224,.35); }
}
/* Povremeno, jedva primetno treperenje - kao stvaran neon koji nikad nije 100% stabilan */
@keyframes flicker-ambient{
	0%, 92%, 100%{ opacity:1; text-shadow:0 0 22px rgba(61,242,224,.65), 0 0 54px rgba(61,242,224,.35); }
	93%{ opacity:.75; text-shadow:none; }
	94%{ opacity:1; text-shadow:0 0 22px rgba(61,242,224,.65), 0 0 54px rgba(61,242,224,.35); }
	95%{ opacity:.85; text-shadow:none; }
	96%{ opacity:1; text-shadow:0 0 22px rgba(61,242,224,.65), 0 0 54px rgba(61,242,224,.35); }
}
.hero__lead{ font-size:1.08rem; max-width:52ch; margin-bottom:32px; }
.hero__lead--dark{ color:rgba(245,247,250,.75); }
.hero__actions{ display:flex; gap:16px; flex-wrap:wrap; }

.hero--404{ padding-block:160px; text-align:center; }
.hero--404 .hero__inner{ max-width:none; }
.hero--404 .hero__actions{ justify-content:center; }

/* =======================================================
   GENERIC SECTION
   ======================================================= */
.section{ padding-block:88px; }
.section__head{ max-width:640px; margin-bottom:48px; }
.section__head--split{
	display:flex; align-items:flex-end; justify-content:space-between; gap:24px; max-width:none;
}
.section__lead{ font-size:1.02rem; }

.page-hero{
	padding-block:64px 40px;
	background:linear-gradient(180deg, #0D1526 0%, var(--bg) 100%);
	border-bottom:1px solid var(--line);
}
.page-hero h1{ font-size:clamp(2rem, 4vw, 2.8rem); margin:0; }

/* =======================================================
   GRID / CARDS
   ======================================================= */
.grid{ display:grid; gap:28px; }
.grid--3{ grid-template-columns:repeat(3, 1fr); }
.grid--4{ grid-template-columns:repeat(4, 1fr); }

.card{
	background:var(--bg-card); border:1px solid var(--line); border-radius:var(--radius);
	padding:28px; transition:border-color .25s var(--ease), transform .25s var(--ease);
}
.card:hover{ border-color:rgba(61,242,224,.4); transform:translateY(-3px); }
.card__icon{
	display:inline-flex; align-items:center; justify-content:center;
	width:56px; height:56px; border-radius:12px; margin-bottom:18px;
	color:var(--accent); background:rgba(61,242,224,.08);
}
.card h3{ font-size:1.15rem; margin-bottom:.4em; }
.card p{ font-size:.94rem; margin-bottom:1.2em; }
.card__link{ font-size:.9rem; font-weight:600; color:var(--accent); }
.card__media{ display:block; border-radius:10px; overflow:hidden; margin-bottom:16px; }
.card__media img{ aspect-ratio:4/3; object-fit:cover; }

.card--rad__media{ display:block; border-radius:10px; overflow:hidden; margin-bottom:14px; aspect-ratio:4/3; background:var(--bg-alt); }
.card--rad__media img{ width:100%; height:100%; object-fit:cover; }
.media-placeholder{
	display:block; width:100%; height:100%;
	background:
		repeating-linear-gradient(135deg, rgba(61,242,224,.06) 0 2px, transparent 2px 14px),
		linear-gradient(135deg, #17223A, #0F1728);
}
.card--rad h3{ font-size:1.02rem; margin-bottom:.2em; }
.card__meta{ font-family:var(--font-mono); font-size:.76rem; color:var(--accent); text-transform:uppercase; letter-spacing:.06em; margin:0; }

/* =======================================================
   PROCES / STEPS (stvarna sekvenca -> brojevi opravdani)
   ======================================================= */
.steps{ display:grid; grid-template-columns:repeat(4, 1fr); gap:28px; counter-reset:none; }
.step{ position:relative; padding-top:8px; border-top:2px solid var(--line); }
.step__num{
	display:block; font-family:var(--font-mono); font-size:.85rem; color:var(--accent);
	margin-bottom:14px; letter-spacing:.08em;
}
.step h3{ font-size:1.05rem; margin-bottom:.4em; }
.step p{ font-size:.92rem; }

/* =======================================================
   SPECS strip
   ======================================================= */
.specs{ padding-block:56px; border-top:1px solid var(--line); border-bottom:1px solid var(--line); background:var(--bg-alt); }
.specs__grid{ text-align:center; }
.spec{ display:flex; flex-direction:column; gap:6px; }
.spec__num{ font-family:var(--font-display); font-size:2.1rem; font-weight:700; color:var(--accent); }
.spec__label{ font-family:var(--font-mono); font-size:.8rem; color:var(--ink-dim); text-transform:uppercase; letter-spacing:.04em; }

/* =======================================================
   CTA BAND
   ======================================================= */
.cta-band{
	text-align:center;
	background:radial-gradient(ellipse 70% 100% at 50% 100%, rgba(255,61,138,.12), transparent 70%), var(--bg);
}
.cta-band__inner h2{ font-size:clamp(1.8rem, 3.4vw, 2.4rem); }
.cta-band__inner p{ max-width:46ch; margin-inline:auto; margin-bottom:28px; }

/* =======================================================
   CONTENT PAGES
   ======================================================= */
.content-area{ padding-block:8px; }
.entry-content h2{ margin-top:1.6em; }
.entry-content p{ color:var(--ink); }
.entry-content p, .entry-content li{ color:rgba(245,247,250,.85); }
.page-thumb{ border-radius:var(--radius); overflow:hidden; margin-bottom:32px; }
.inline-cta{
	margin-top:56px; padding:36px; border:1px solid var(--line); border-radius:var(--radius);
	background:var(--bg-card); text-align:center;
}
.inline-cta h2{ font-size:1.4rem; margin-bottom:.8em; }

/* =======================================================
   FILTER PILLS (portfolio)
   ======================================================= */
.filter-pills{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:36px; }
.filter-pill{
	padding:.5em 1.1em; border:1px solid var(--line); border-radius:999px; font-size:.85rem; color:var(--ink-dim);
}
.filter-pill:hover{ color:var(--ink); border-color:var(--accent); }
.filter-pill--active{ background:var(--accent); color:#04141A; border-color:var(--accent); }

/* =======================================================
   KONTAKT
   ======================================================= */
.kontakt__grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:56px; align-items:start; }
.kontakt__info h2{ font-size:1.3rem; margin-bottom:1em; }
.footer-contact--lg li{ font-size:.98rem; margin-bottom:1.1em; color:var(--ink-dim); }
.footer-contact--lg strong{ color:var(--ink); display:block; margin-bottom:.2em; }
.kontakt__map{ border-radius:var(--radius); overflow:hidden; border:1px solid var(--line); margin-top:24px; }

.kontakt-form{ background:var(--bg-card); border:1px solid var(--line); border-radius:var(--radius); padding:32px; }
.form-row{ margin-bottom:20px; }
.form-row--split{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-row label{ display:block; font-size:.85rem; color:var(--ink-dim); margin-bottom:6px; }
.form-row input, .form-row select, .form-row textarea{
	width:100%; background:var(--bg-alt); border:1px solid var(--line); border-radius:8px;
	padding:.75em .9em; color:var(--ink); font-family:var(--font-body); font-size:.95rem;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{ border-color:var(--accent); }
.form-notice{ padding:14px 18px; border-radius:8px; margin-bottom:22px; font-size:.92rem; }
.form-notice--ok{ background:rgba(61,242,224,.12); color:var(--accent); border:1px solid rgba(61,242,224,.3); }
.form-notice--err{ background:rgba(255,61,138,.12); color:var(--accent-2); border:1px solid rgba(255,61,138,.3); }

/* =======================================================
   FOOTER
   ======================================================= */
.site-footer{ background:var(--bg-alt); border-top:1px solid var(--line); padding-block:64px 0; margin-top:40px; }
.site-footer__grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; }
.footer-col p{ font-size:.9rem; }
.footer-widget__title{ font-size:.95rem; margin-bottom:1em; }
.footer-col ul{ display:flex; flex-direction:column; gap:.7em; }
.footer-col a{ font-size:.9rem; color:var(--ink-dim); }
.footer-col a:hover{ color:var(--accent); }
.footer-contact li{ font-size:.9rem; color:var(--ink-dim); }
.logo__text--footer{ margin-bottom:14px; display:flex; }
.footer-social{ display:flex; gap:10px; margin-top:16px; }
.footer-social a{
	width:34px; height:34px; border:1px solid var(--line); border-radius:50%;
	display:flex; align-items:center; justify-content:center; font-size:.72rem; font-family:var(--font-mono);
}
.footer-social a:hover{ border-color:var(--accent); color:var(--accent); }

.site-footer__bottom{ border-top:1px solid var(--line); margin-top:48px; }
.site-footer__bottom-inner{
	display:flex; justify-content:space-between; align-items:center; padding-block:22px;
	font-size:.82rem; color:var(--ink-dim);
}
.back-to-top{ color:var(--ink-dim); }
.back-to-top:hover{ color:var(--accent); }

/* =======================================================
   RESPONSIVE
   ======================================================= */
@media (max-width: 980px){
	.grid--4{ grid-template-columns:repeat(2, 1fr); }
	.steps{ grid-template-columns:repeat(2, 1fr); }
	.site-footer__grid{ grid-template-columns:1fr 1fr; }
	.kontakt__grid{ grid-template-columns:1fr; }
}

@media (max-width: 860px){
	.nav, .site-header__actions .btn--phone{ display:none; }
	.nav-toggle{ display:flex; }
	.site-header.nav-open .nav{
		display:flex; position:absolute; left:0; right:0; top:100%;
		background:var(--bg-alt); border-bottom:1px solid var(--line); padding:20px 24px;
	}
	.site-header.nav-open .nav__list{ flex-direction:column; gap:16px; }
	.nav__list .sub-menu{
		position:static; display:block; margin:8px 0 0 14px; padding:0;
		background:transparent; border:0; box-shadow:none;
	}
	.nav__list li:hover > .sub-menu, .nav__list li:focus-within > .sub-menu{ display:block; }
	.nav__list .sub-menu a{ padding:6px 0; opacity:.7; }
}

@media (max-width: 720px){
	.grid--3{ grid-template-columns:1fr; }
	.grid--4{ grid-template-columns:1fr 1fr; }
	.steps{ grid-template-columns:1fr; }
	.section__head--split{ flex-direction:column; align-items:flex-start; }
	.site-footer__grid{ grid-template-columns:1fr; }
	.form-row--split{ grid-template-columns:1fr; }
	.hero{ padding-block:96px 64px; }
}

/* =======================================================
   POZADINSKI PATERNI
   Koristi ih i u Elementoru (Advanced > CSS Classes) na bilo
   kojoj sekciji da dobijes isti "tehnicki/precizni" jezik.
   ======================================================= */

/* Fini "blueprint" mrezasti raster - kao tehnicki crtez/nacrt reklame */
.pattern-grid{
	position:relative;
}
.pattern-grid::before{
	content:'';
	position:absolute; inset:0; pointer-events:none; z-index:0;
	background-image:radial-gradient(rgba(61,242,224,.16) 1px, transparent 1px);
	background-size:26px 26px;
	-webkit-mask-image:linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,.15));
	mask-image:linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,.15));
}
.pattern-grid > *{ position:relative; z-index:1; }

/* Dijagonalne akcentne trake - podseca na trake za montazu/upozorenje na terenu */
.pattern-stripes{ position:relative; }
.pattern-stripes::before{
	content:'';
	position:absolute; inset:0; pointer-events:none; z-index:0;
	background-image:repeating-linear-gradient(135deg, rgba(61,242,224,.07) 0 2px, transparent 2px 22px);
}
.pattern-stripes > *{ position:relative; z-index:1; }

/* =======================================================
   SCROLL-REVEAL
   Elementi sa klasom .reveal se pojavljuju sa blagim
   podizanjem kada udju u vidno polje (vidi main.js).
   Unutar .reveal-group, deca dobijaju automatski redosled
   (stagger) preko --i promenljive koju postavlja JS.
   ======================================================= */
.reveal{
	opacity:0;
	transform:translateY(26px);
	transition:opacity .7s var(--ease), transform .7s var(--ease);
	transition-delay:calc(var(--i, 0) * 90ms);
}
.reveal.is-visible{ opacity:1; transform:none; }

@media (prefers-reduced-motion: reduce){
	.reveal{ opacity:1; transform:none; transition:none; }
}