/* ===================================================================
   RUBIK X — korporativni dizajn (po uzoru na perfectum.me)
   Boje iz logotipa: teget + zlatna
   =================================================================== */

:root {
  --navy:      #16284a;
  --navy-700:  #1f3a63;
  --navy-900:  #0f1d38;
  --gold:      #b3905a;
  --gold-d:    #9c7c46;
  --ink:       #25303f;
  --muted:     #61708a;
  --line:      #e6e8ee;
  --bg:        #ffffff;
  --soft:      #f4f6fa;

  --head: "Plus Jakarta Sans", system-ui, sans-serif;
  --body: "Mulish", system-ui, -apple-system, Segoe UI, sans-serif;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 18px 40px -24px rgba(22, 40, 74, .35);
  --shadow-soft: 0 10px 28px -18px rgba(22, 40, 74, .25);
  --wrap: 1200px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 90px; }
body {
  font-family: var(--body);
  color: var(--ink);
  background: var(--bg);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
svg { fill: currentColor; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 32px; }

h1, h2, h3, h4 { font-family: var(--head); color: var(--navy); line-height: 1.18; font-weight: 700; }
h1 { font-size: clamp(2rem, 1.2rem + 3.4vw, 3.5rem); letter-spacing: -.02em; line-height: 1.1; }
h2 { font-size: clamp(1.7rem, 1.1rem + 2.2vw, 2.6rem); letter-spacing: -.01em; }

.tag {
  display: inline-block; font-family: var(--head); font-weight: 700;
  font-size: .8rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--gold-d); margin-bottom: 14px;
}
.tag::before { content: "—"; margin-right: 8px; color: var(--gold); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--head); font-weight: 700; font-size: .96rem;
  padding: 14px 26px; border-radius: 10px; border: 2px solid transparent;
  cursor: pointer; transition: all .25s var(--ease); white-space: nowrap;
}
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--navy-700); transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--line); }
.btn-outline:hover { border-color: var(--navy); transform: translateY(-2px); }
.btn-gold { background: var(--gold); color: #fff; }
.btn-gold:hover { background: var(--gold-d); transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.btn-light { background: #fff; color: var(--navy); }
.btn-light:hover { transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.btn-block { width: 100%; }

/* ===================================================================
   UTILITY BAR
   =================================================================== */
.utility { background: var(--navy-900); color: rgba(255,255,255,.8); font-size: .85rem; }
.utility-in { display: flex; justify-content: space-between; align-items: center; height: 42px; gap: 20px; }
.utility-left { display: flex; gap: 26px; }
.u-item { display: inline-flex; align-items: center; gap: 8px; transition: color .2s; }
.u-item:hover { color: #fff; }
.u-muted { color: rgba(255,255,255,.6); }
.ic { width: 15px; height: 15px; color: var(--gold); flex: none; }

/* ===================================================================
   HEADER
   =================================================================== */
.header {
  position: sticky; top: 0; z-index: 100; background: #fff;
  border-bottom: 1px solid var(--line); transition: box-shadow .3s, padding .3s;
}
.header.scrolled { box-shadow: 0 6px 24px -16px rgba(22,40,74,.4); }
.header-in { display: flex; align-items: center; justify-content: space-between; height: 84px; gap: 24px; }
.logo img { height: 52px; width: auto; transition: height .3s; }
.header.scrolled .logo img { height: 46px; }

.nav { display: flex; align-items: center; gap: 6px; }
.nav > a:not(.nav-btn) {
  font-family: var(--head); font-weight: 600; font-size: .96rem; color: var(--navy);
  padding: 10px 14px; border-radius: 8px; position: relative; transition: color .2s;
}
.nav > a:not(.nav-btn)::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease);
}
.nav > a:not(.nav-btn):hover { color: var(--gold-d); }
.nav > a:not(.nav-btn):hover::after { transform: scaleX(1); }
.nav-btn { margin-left: 10px; padding: 11px 20px; }

.burger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.burger span { width: 26px; height: 2.5px; background: var(--navy); border-radius: 2px; transition: .3s var(--ease); }
.burger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ===================================================================
   HERO — veliki, full-width sa pozadinskom fotkom
   =================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  color: #fff;
  padding: 130px 0 0;
  background-color: var(--navy-900);
  background-image:
    linear-gradient(105deg, rgba(15,29,56,.94) 0%, rgba(22,40,74,.86) 45%, rgba(15,29,56,.7) 100%),
    var(--img);
  background-size: cover;
  background-position: center;
}
/* zlatni sjaj + suptilna tekstura preko pozadine */
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(800px 500px at 88% 12%, rgba(179,144,90,.22), transparent 60%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.018) 0 2px, transparent 2px 26px);
}
.hero-in { position: relative; z-index: 2; flex: 1; display: flex; align-items: center; }
.hero-text { max-width: 760px; }
.hero-text h1 { color: #fff; font-size: clamp(2.2rem, 1.2rem + 4.4vw, 4.4rem); margin: 8px 0 24px; }
.hero-text p { font-size: clamp(1.05rem, 1rem + .4vw, 1.25rem); color: rgba(255,255,255,.82); max-width: 56ch; }
.hero-btns { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

.tag-light { color: var(--gold); }
.tag-light::before { color: var(--gold); }
.btn-ghost-light { background: rgba(255,255,255,.06); color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost-light:hover { background: rgba(255,255,255,.16); border-color: #fff; transform: translateY(-2px); }

/* statistike — traka u dnu heroja */
.hero-stats-band {
  position: relative; z-index: 2;
  border-top: 1px solid rgba(255,255,255,.14);
  background: rgba(15,29,56,.35);
  backdrop-filter: blur(2px);
}
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding: 30px 32px; }
.stats .stat { position: relative; padding-left: 26px; }
.stats .stat::before {
  content: ""; position: absolute; left: 0; top: 4px; bottom: 4px; width: 3px;
  background: var(--gold); border-radius: 2px;
}
.stat strong { font-family: var(--head); font-weight: 800; font-size: clamp(1.7rem, 1.2rem + 1.4vw, 2.5rem); color: #fff; line-height: 1; display: block; }
.stat span { font-size: .88rem; color: rgba(255,255,255,.7); margin-top: 6px; display: block; }

/* scroll indikator */
.hero-scroll {
  position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%); z-index: 3;
  width: 26px; height: 42px; border: 2px solid rgba(255,255,255,.4); border-radius: 20px;
  display: flex; justify-content: center; padding-top: 8px;
}
.hero-scroll span { width: 4px; height: 8px; background: var(--gold); border-radius: 4px; animation: scrolldot 1.6s infinite; }
@keyframes scrolldot { 0%{opacity:0;transform:translateY(-4px);} 40%{opacity:1;} 80%{opacity:0;transform:translateY(12px);} 100%{opacity:0;} }

/* ===================================================================
   SECTIONS
   =================================================================== */
.section { padding: clamp(64px, 7vw, 100px) 0; }
.section-soft { background: var(--soft); }
.head { max-width: 640px; margin-bottom: 50px; }
.head-sub { color: var(--muted); margin-top: 12px; font-size: 1.05rem; }

/* ---------- Services ---------- */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.svc {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 38px 30px; transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
  position: relative;
}
.svc:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.svc-feat { background: var(--navy); border-color: var(--navy); }
.svc-feat h3, .svc-feat .svc-link { color: #fff; }
.svc-feat p { color: rgba(255,255,255,.78); }
.svc-ic {
  width: 60px; height: 60px; border-radius: 14px; display: grid; place-items: center;
  background: rgba(179,144,90,.14); color: var(--gold-d); margin-bottom: 22px;
}
.svc-ic svg { width: 30px; height: 30px; }
.svc-feat .svc-ic { background: rgba(255,255,255,.1); color: var(--gold); }
.svc h3 { font-size: 1.32rem; margin-bottom: 12px; }
.svc p { color: var(--muted); font-size: .98rem; margin-bottom: 22px; }
.svc-link { font-family: var(--head); font-weight: 700; font-size: .92rem; color: var(--gold-d); display: inline-flex; align-items: center; gap: 8px; }
.svc-link i { font-style: normal; transition: transform .25s var(--ease); }
.svc:hover .svc-link i { transform: translateX(6px); }

/* detaljna lista */
.svc-detail { margin-top: 54px; padding-top: 44px; border-top: 1px solid var(--line); }
.svc-detail-h { font-size: 1.2rem; margin-bottom: 24px; }
.svc-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px 30px; }
.svc-list li { position: relative; padding-left: 28px; color: var(--ink); font-weight: 500; }
.svc-list li::before {
  content: ""; position: absolute; left: 0; top: 9px; width: 8px; height: 8px;
  background: var(--gold); border-radius: 2px; transform: rotate(45deg);
}

/* ---------- Pillars ---------- */
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.pillar { background: #fff; border-radius: var(--radius); padding: 34px 28px; border: 1px solid var(--line); transition: transform .3s var(--ease), box-shadow .3s; }
.pillar:hover { transform: translateY(-5px); box-shadow: var(--shadow-soft); }
.pillar-no { font-family: var(--head); font-weight: 800; font-size: 1.6rem; color: var(--gold); }
.pillar h3 { font-size: 1.22rem; margin: 14px 0 10px; }
.pillar p { color: var(--muted); font-size: .96rem; }

/* ---------- About ---------- */
.about-in { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; align-items: center; }
.about-media { position: relative; }
.about-photo {
  width: 100%; aspect-ratio: 1 / 1; border-radius: var(--radius-lg); box-shadow: var(--shadow);
  background:
    linear-gradient(150deg, rgba(22,40,74,.2), rgba(15,29,56,.55)),
    var(--img, linear-gradient(150deg, var(--navy), var(--navy-900)));
  background-size: cover; background-position: center;
}
.about-stat {
  position: absolute; right: -16px; bottom: 28px; background: #fff; box-shadow: var(--shadow);
  padding: 18px 24px; border-radius: 14px; border-left: 4px solid var(--gold);
}
.about-stat strong { font-family: var(--head); font-weight: 800; font-size: 1.8rem; color: var(--navy); display: block; line-height: 1; }
.about-stat span { font-size: .82rem; color: var(--muted); }
.about-text h2 { margin: 6px 0 18px; }
.about-text p { color: var(--muted); margin-bottom: 16px; }
.check-list { margin: 22px 0 30px; display: grid; gap: 12px; }
.check-list li { position: relative; padding-left: 34px; font-weight: 600; color: var(--ink); }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0; width: 22px; height: 22px;
  background: var(--gold); color: #fff; border-radius: 6px; font-size: .8rem;
  display: grid; place-items: center;
}

/* ---------- Team ---------- */
.team { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.member { text-align: center; }
.member-photo {
  width: 100%; aspect-ratio: 1 / 1; border-radius: var(--radius); margin-bottom: 18px;
  background:
    linear-gradient(160deg, var(--navy), var(--navy-900));
  background-image: var(--img); background-size: cover; background-position: center;
  position: relative; overflow: hidden; box-shadow: var(--shadow-soft);
}
.member-photo::after {
  content: attr(data-initials); position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--head); font-weight: 800; font-size: 2.4rem; color: rgba(179,144,90,.45);
}
.member h3 { font-size: 1.28rem; margin-bottom: 4px; }
.member-role { color: var(--gold-d); font-weight: 600; font-size: .92rem; }
.note { text-align: center; color: var(--muted); font-size: .85rem; margin-top: 36px; }
.note code { background: var(--soft); padding: 2px 7px; border-radius: 5px; font-size: .85em; color: var(--navy); }

/* ---------- CTA ---------- */
.cta { background: var(--navy); color: #fff; }
.cta-in {
  display: flex; justify-content: space-between; align-items: center; gap: 40px;
  padding: clamp(50px, 6vw, 76px) 0; flex-wrap: wrap;
}
.cta h2 { color: #fff; margin-bottom: 10px; }
.cta p { color: rgba(255,255,255,.78); max-width: 46ch; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Contact ---------- */
.contact-in { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.contact-list { margin-top: 30px; display: grid; gap: 20px; }
.contact-list li { display: flex; gap: 16px; align-items: flex-start; }
.ci { flex: none; width: 46px; height: 46px; border-radius: 12px; background: rgba(179,144,90,.14); color: var(--gold-d); display: grid; place-items: center; }
.ci svg { width: 22px; height: 22px; }
.contact-list div { display: flex; flex-direction: column; }
.contact-list strong { color: var(--navy); font-family: var(--head); }
.contact-list a:hover { color: var(--gold-d); }

.contact-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 36px 34px; box-shadow: var(--shadow-soft); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.fld { margin-bottom: 18px; }
.fld label { display: block; font-family: var(--head); font-weight: 600; font-size: .86rem; color: var(--navy); margin-bottom: 7px; }
.fld input, .fld select, .fld textarea {
  width: 100%; font-family: var(--body); font-size: .98rem; color: var(--ink);
  padding: 13px 15px; border: 1.5px solid var(--line); border-radius: 10px; background: #fcfcfd;
  transition: border-color .2s, box-shadow .2s; resize: vertical;
}
.fld input:focus, .fld select:focus, .fld textarea:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 4px rgba(179,144,90,.13);
}
.fld input.invalid, .fld textarea.invalid { border-color: #d9534f; box-shadow: 0 0 0 4px rgba(217,83,79,.12); }
.form-status { margin-top: 14px; font-weight: 600; font-size: .92rem; min-height: 20px; }
.form-status.ok { color: #2e7d4f; }
.form-status.err { color: #d9534f; }

/* ===================================================================
   FOOTER
   =================================================================== */
.footer { background: var(--navy-900); color: rgba(255,255,255,.72); }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1.2fr; gap: 40px; padding: 66px 0 50px; }
.f-logo { height: 56px; filter: brightness(0) invert(1); margin-bottom: 18px; }
.f-brand p { font-size: .95rem; max-width: 320px; margin-bottom: 22px; }
.socials { display: flex; gap: 10px; }
.socials a {
  width: 40px; height: 40px; border-radius: 10px; background: rgba(255,255,255,.08);
  display: grid; place-items: center; color: #fff; transition: background .25s, transform .25s;
}
.socials svg { width: 20px; height: 20px; }
.socials a:hover { background: var(--gold); transform: translateY(-3px); }
.f-col h4 { color: #fff; font-size: .98rem; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 18px; }
.f-col a, .f-col span { display: block; font-size: .95rem; margin-bottom: 11px; transition: color .2s; }
.f-col a:hover { color: var(--gold); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); }
.footer-bottom-in { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 20px 0; font-size: .85rem; color: rgba(255,255,255,.5); }

/* ===================================================================
   REVEAL
   =================================================================== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { scroll-behavior: auto !important; }
}

/* ===================================================================
   RESPONSIVE
   =================================================================== */
@media (max-width: 980px) {
  .hero { min-height: 88vh; }
  .services, .pillars { grid-template-columns: 1fr 1fr; }
  .about-in, .contact-in { grid-template-columns: 1fr; gap: 44px; }
  .team { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .f-brand { grid-column: 1 / -1; }
}

@media (max-width: 820px) {
  .nav {
    position: fixed; inset: 0 0 0 auto; width: min(82vw, 330px);
    flex-direction: column; align-items: stretch; justify-content: flex-start;
    gap: 2px; padding: 30px 24px; background: #fff;
    box-shadow: -20px 0 60px -20px rgba(22,40,74,.4);
    transform: translateX(100%); transition: transform .35s var(--ease);
  }
  .nav.open { transform: translateX(0); }
  .nav > a:not(.nav-btn) { padding: 14px 12px; font-size: 1.05rem; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav > a:not(.nav-btn)::after { display: none; }
  .nav-btn { margin: 16px 0 0; }
  .burger { display: flex; z-index: 110; }
  body.locked { overflow: hidden; }
  body.locked::after { content: ""; position: fixed; inset: 0; background: rgba(15,29,56,.45); z-index: 99; }
}

@media (max-width: 640px) {
  .utility-right { display: none; }
  .utility-left { gap: 18px; font-size: .8rem; }
  .stats { grid-template-columns: 1fr 1fr; gap: 22px; }
  .services, .pillars, .team { grid-template-columns: 1fr; }
  .row2 { grid-template-columns: 1fr; }
  .cta-in { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .hero { min-height: auto; padding-bottom: 0; }
  .hero-in { padding-top: 40px; padding-bottom: 50px; }
}

@media (max-width: 420px) {
  .wrap { padding-inline: 20px; }
  .hero-btns .btn, .cta-actions .btn { width: 100%; }
}