/* ============================================================
   DŽIMRIĆ ENERGY SYSTEM
   Dizajn sistem po DESIGN.md (uzor: horizonservices.com)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Sans:wght@400;500;600;700&display=swap');

:root{
  /* Brend */
  --primary:#171f29;
  --primary-deep:#0f1720;

  /* Akcija */
  --accent:#ff9000;          /* SAMO za pozadine dugmadi */
  --accent-hover:#ffa42b;
  --accent-deep:#c26800;     /* narandžasta kao TEKST na svetlom — kontrast 3.98 */
  --accent-text:#171f29;

  /* Sekundarna */
  --secondary:#0083ff;       /* SAMO za ikonice/akcente */
  --secondary-text:#005fb8;  /* plava kao TEKST na svetlom — kontrast 5.79 */

  /* Površine */
  --white:#fff;
  --tonal:#f6f5f4;
  --border:#e9e8e7;

  /* Tekst */
  --text:#171f29;
  --text-muted:rgba(23,31,41,.70);
  --text-inverse:#fff;
  --text-inverse-muted:rgba(255,255,255,.78);

  --font:'Instrument Sans',-apple-system,BlinkMacSystemFont,sans-serif;
  --container:1248px;
  --section-y:96px;

  --r-btn:8px;
  --r-card:16px;
  --r-sm:6px;
  --r-pill:999px;

  --shadow-lg:0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.1);
  --shadow-sticky:0 -1px 10px rgba(172,171,171,.3);

  --ease:cubic-bezier(.4,0,.2,1);
  --dur:.15s;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  font-size:18px;line-height:1.6;
  color:var(--text);background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.wrap{max-width:var(--container);margin:0 auto;padding:0 24px}
section{padding:var(--section-y) 0}
.sec-tonal{background:var(--tonal)}
.sec-dark{background:var(--primary);color:var(--text-inverse)}

/* ---------- Tipografija ---------- */
h1{font-size:clamp(34px,5vw,64px);font-weight:700;line-height:1.1;letter-spacing:-.02em}
h2{font-size:clamp(26px,3.4vw,40px);font-weight:700;line-height:1.2;letter-spacing:-.015em;color:var(--primary)}
h3{font-size:24px;font-weight:600;line-height:1.35;color:var(--primary)}
.sec-dark h2,.sec-dark h3{color:var(--text-inverse)}
p{color:var(--text-muted)}
.lead{font-size:clamp(17px,1.6vw,20px);line-height:1.6}
.small{font-size:14px;line-height:1.45}
.accent{color:var(--accent)}

.sec-head{max-width:800px;margin-bottom:48px}
.sec-head p{margin-top:14px;font-size:18px}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent);margin-bottom:20px;
}
.eyebrow::before{content:'';width:26px;height:3px;background:var(--accent);border-radius:2px}

/* ---------- Dugmad ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font);font-size:16px;font-weight:600;
  padding:16px 26px;border-radius:var(--r-btn);
  border:2px solid transparent;cursor:pointer;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.btn svg{width:18px;height:18px;flex-shrink:0}
.btn-primary{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text-inverse);border-color:var(--accent)}
.btn-ghost:hover{background:rgba(255,144,0,.12)}
.btn-ghost-dark{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-ghost-dark:hover{background:rgba(23,31,41,.06)}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- Header ---------- */
/* traka + header lepe se zajedno — telefon ostaje vidljiv pri skrolu */
.site-head{position:sticky;top:0;z-index:60}
.topbar{background:var(--primary-deep);color:var(--text-inverse-muted);font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:8px;padding-bottom:8px}
.topbar b{color:var(--white);font-weight:600}
.tb-right{display:flex;align-items:center;gap:18px}
.tb-tel{
  display:inline-flex;align-items:center;gap:7px;
  color:#fff;font-weight:700;font-size:14px;white-space:nowrap;
  transition:color var(--dur) var(--ease);
}
.tb-tel svg{width:14px;height:14px;fill:var(--accent)}
.tb-tel:hover{color:var(--accent)}

header{background:var(--primary);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;gap:30px;padding:16px 0}
.logo img{height:38px;width:auto;filter:brightness(0) invert(1)}
.menu{display:flex;gap:24px;margin-left:auto;list-style:none;align-items:center}
.menu a{color:rgba(255,255,255,.82);font-size:15px;font-weight:500;padding:6px 0;position:relative;transition:color var(--dur)}
.menu a:hover{color:#fff}
.menu a.active{color:var(--accent)}
.menu a.active::after{content:'';position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);border-radius:2px}
.nav-phone{display:flex;align-items:center;gap:12px}
.nav-tel{color:#fff;font-weight:600;font-size:16px;white-space:nowrap}
.nav-tel:hover{color:var(--accent)}
.btn-nav{
  background:var(--accent);color:var(--accent-text);border:2px solid var(--accent);
  border-radius:var(--r-btn);padding:10px 18px;font-size:15px;font-weight:600;white-space:nowrap;
  transition:background var(--dur) var(--ease);
}
.btn-nav:hover{background:var(--accent-hover)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--primary);color:var(--text-inverse);overflow:hidden;padding:0}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media .ph{align-items:flex-end;justify-content:flex-end;padding:28px 32px;opacity:.5}
.hero-media .ph-desc{text-align:right;max-width:22em}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.55}
.hero-media::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(90deg, var(--primary) 8%, rgba(23,31,41,.86) 46%, rgba(23,31,41,.45) 100%),
             radial-gradient(100% 100% at 50% 100%, var(--primary) 0%, rgba(23,31,41,0) 55%);
}
.hero .wrap{position:relative;z-index:2}
.hero-inner{display:grid;grid-template-columns:1.25fr .75fr;gap:52px;align-items:end;padding:96px 0 72px;min-height:640px}
.hero h1{color:var(--text-inverse);max-width:15em}
.hero .lead{color:var(--text-inverse-muted);max-width:34em;margin:20px 0 30px}

/* dokazne kartice u heroju */
.proof{display:grid;gap:14px}
.proof-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--r-card);
  padding:22px 24px;
}
.proof-card b{display:block;font-size:30px;font-weight:700;color:var(--primary);line-height:1.1;letter-spacing:-.02em;white-space:nowrap}
.proof-card b .x{display:inline;color:var(--accent-deep)}
.proof-card > span{display:block;margin-top:8px;font-size:14px;line-height:1.4;color:var(--text-muted)}

/* ---------- USP traka ---------- */
.usp{background:var(--tonal);border-bottom:1px solid var(--border);padding:0}
.usp .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:26px;padding-bottom:26px}
.usp-item{display:flex;align-items:center;gap:12px;font-size:15px;font-weight:500;color:var(--primary);line-height:1.35}
.usp-ico{
  width:38px;height:38px;border-radius:var(--r-sm);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:18px;
  background:rgba(255,144,0,.12);
}

/* ---------- Kartice ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);column-gap:40px;row-gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);column-gap:128px;row-gap:32px}
.card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--r-card);
  padding:40px;
}
.card h3{font-size:20px;font-weight:600;line-height:1.4;margin-bottom:10px}
.card p{font-size:16px;line-height:1.6}
.card-ico{
  width:44px;height:44px;border-radius:var(--r-sm);margin-bottom:18px;
  display:flex;align-items:center;justify-content:center;font-size:20px;
  background:rgba(255,144,0,.12);
}

/* ---------- Rešenje (blokovi sa slikom) ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;column-gap:96px;row-gap:32px;align-items:center}
.split + .split{margin-top:72px;padding-top:72px;border-top:1px solid var(--border)}
.split h3{margin-bottom:12px}
.split p{font-size:17px}
.split ul{margin-top:16px;padding-left:0;list-style:none;display:grid;gap:9px}
.split ul li{position:relative;padding-left:19px;font-size:16px;color:var(--text-muted)}
.split ul li::before{content:'';position:absolute;left:0;top:9px;width:7px;height:7px;background:var(--accent);transform:rotate(45deg)}

/* ---------- Koraci ---------- */
.steps{counter-reset:s;display:grid;gap:0;list-style:none;margin-top:8px}
.steps li{
  counter-increment:s;display:grid;grid-template-columns:auto 1fr;gap:24px;
  padding:28px 0;border-bottom:1px solid var(--border);
}
.steps li:first-child{border-top:1px solid var(--border)}
.steps li::before{
  content:counter(s,decimal-leading-zero);
  font-size:15px;font-weight:700;color:var(--accent);padding-top:4px;
  font-variant-numeric:tabular-nums;
}
.steps h3{font-size:20px;margin-bottom:6px}
.steps p{font-size:16px}

/* ---------- Tabela ---------- */
.tbl{width:100%;border-collapse:collapse;margin-top:8px}
.tbl th{
  text-align:left;font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--text-muted);padding:12px 16px;border-bottom:2px solid var(--border);
}
.tbl td{padding:16px;border-bottom:1px solid var(--border);font-size:16px;color:var(--text-muted)}
.tbl td:first-child{font-weight:700;color:var(--secondary-text);white-space:nowrap}
.tbl tr:hover td{background:var(--white)}

/* ---------- Cena ---------- */
.price{background:var(--white);border:1px solid var(--border);border-radius:var(--r-card);padding:48px}
.price-list{display:grid;gap:0;margin:8px 0 28px}
.price-list div{
  display:flex;justify-content:space-between;align-items:baseline;gap:20px;
  padding:16px 0;border-bottom:1px solid var(--border);
}
.price-list div:first-child{border-top:1px solid var(--border)}
.price-list span{font-size:17px;color:var(--text-muted)}
.price-list b{font-size:19px;font-weight:700;color:var(--primary);white-space:nowrap}
.factors{list-style:none;display:grid;gap:10px;margin:16px 0 0}
.factors li{position:relative;padding-left:19px;font-size:16px;line-height:1.6;color:var(--text-muted)}
.factors li::before{content:'';position:absolute;left:0;top:9px;width:7px;height:7px;background:var(--accent);transform:rotate(45deg)}

/* ---------- CTA ---------- */
.cta-final{text-align:center}
.cta-final h2{margin-bottom:14px}
.cta-final p{color:var(--text-inverse-muted);max-width:44em;margin:0 auto 30px;font-size:18px}
.cta-final .cta-row{justify-content:center}
.area{margin-top:36px;padding-top:26px;border-top:1px solid rgba(255,255,255,.12);
      font-size:15px;color:var(--text-inverse-muted)}
.area b{color:#fff}

/* ---------- Placeholder za slike ---------- */
.ph{
  border:2px dashed var(--border);border-radius:var(--r-card);background:var(--tonal);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:26px;gap:8px;min-height:300px;
}
.ph-dark{border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.05)}
.ph-tag{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--secondary)}
.ph-dark .ph-tag{color:var(--accent)}
.ph-desc{font-size:13px;line-height:1.5;color:var(--text-muted);max-width:28em}
.ph-dark .ph-desc{color:rgba(255,255,255,.6)}
.ph-ico{font-size:24px;opacity:.5}

/* ---------- Footer ---------- */
footer{background:var(--primary-deep);color:var(--text-inverse-muted);padding:64px 0 0;font-size:15px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;padding-bottom:48px}
footer h3{font-size:13px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin-bottom:16px}
footer a{color:var(--text-inverse-muted);transition:color var(--dur)}
footer a:hover{color:var(--accent)}
.foot-logo img{height:34px;width:auto;filter:brightness(0) invert(1);opacity:.9;margin-bottom:16px}
.foot-links{list-style:none;display:grid;gap:10px}
.legal{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;font-size:13px;color:rgba(255,255,255,.62);
       display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ---------- Sticky mobilni CTA ---------- */
.sticky-cta{display:none}


/* ---------- Responsive ---------- */
@media(max-width:1000px){
  .menu{display:none}
  .nav{justify-content:space-between}
  .nav-phone{margin-left:auto}
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:56px 0 56px;min-height:0}
  .proof{grid-template-columns:1fr 1fr;gap:12px}
  .usp .wrap{grid-template-columns:1fr 1fr;gap:16px}
  .grid-3,.grid-2{grid-template-columns:1fr;gap:16px}
  .split{grid-template-columns:1fr;column-gap:0;row-gap:24px}
  .split + .split{margin-top:44px;padding-top:44px}
  .foot-grid{grid-template-columns:1fr;gap:32px}
  section{padding:56px 0}
  .card{padding:28px}
  .price{padding:28px 22px}
  .tb-loc,.tb-hours{display:none}
  .topbar .wrap{justify-content:center;padding-top:9px;padding-bottom:9px}
  .tb-right{width:100%;justify-content:center}
  .tb-tel{font-size:15px}
  body{padding-bottom:72px}

  .sticky-cta{
    display:grid;grid-template-columns:1fr 1fr;gap:10px;
    position:fixed;left:0;right:0;bottom:0;z-index:70;
    background:var(--white);border-top:1px solid var(--border);
    box-shadow:var(--shadow-sticky);padding:10px 14px;
  }
  .sticky-cta .btn{padding:13px 10px;font-size:15px}
}
@media(max-width:560px){
  .proof{grid-template-columns:1fr}
  .usp .wrap{grid-template-columns:1fr}
  .cta-row{flex-direction:column}
  .cta-row .btn{width:100%}
}

/* ---------- Slike u sekcijama ---------- */
.shot{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--border);background:var(--tonal)}
.shot img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split .shot img{aspect-ratio:4/3}

/* ---------- Kartica-usluga (Početna) ---------- */
.svc{text-decoration:none;color:inherit;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.svc:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
.svc h3{font-size:20px;font-weight:600;margin-bottom:8px}
.svc p{font-size:15.5px;margin-bottom:14px}
.svc-more{font-size:14px;font-weight:600;color:var(--secondary-text)}
.svc:hover .svc-more{color:var(--accent)}
.svc .shot img{aspect-ratio:16/10}

/* ---------- Kontakt ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;column-gap:96px;row-gap:44px;align-items:start}
.cinfo{list-style:none;display:grid;gap:0}
.cinfo li{
  display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:center;
  background:var(--white);border:1px solid var(--border);padding:18px 20px;
}
.cinfo li:first-child{border-radius:var(--r-card) var(--r-card) 0 0}
.cinfo li:last-child{border-radius:0 0 var(--r-card) var(--r-card)}
.cinfo li + li{border-top:0}
.cinfo-ico{
  width:42px;height:42px;border-radius:var(--r-sm);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:19px;
  background:rgba(255,144,0,.12);
}
.cinfo b{display:block;font-size:15.5px;font-weight:600;color:var(--primary)}
.cinfo > li > div > span{display:block;font-size:14.5px;color:var(--text-muted)}
.cinfo a{color:var(--secondary-text);font-weight:600}
.cinfo a:hover{color:var(--accent)}

.hours{list-style:none;display:grid;gap:0;margin-top:8px}
.hours li{display:flex;justify-content:space-between;gap:20px;font-size:16px;
  padding:12px 0;border-bottom:1px solid var(--border);color:var(--text-muted)}
.hours li:first-child{border-top:1px solid var(--border)}
.hours b{font-weight:600;color:var(--primary)}

/* ---------- Forma ---------- */
.form{background:var(--tonal);border:1px solid var(--border);border-radius:var(--r-card);padding:36px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;font-weight:600;letter-spacing:.06em;
  text-transform:uppercase;color:var(--text-muted);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1.5px solid var(--border);border-radius:var(--r-sm);
  font-family:var(--font);font-size:16px;background:var(--white);color:var(--text);
  transition:border-color var(--dur) var(--ease);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--secondary-text)}
.field textarea{min-height:110px;resize:vertical}

/* ---------- Mapa placeholder ---------- */
.map-ph{
  border:2px dashed var(--border);border-radius:var(--r-card);background:var(--tonal);
  min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:8px;text-align:center;padding:26px;
}

/* ---------- Brand traka (potpis iz logoa) ---------- */
.brandbar{height:6px;display:flex;background:linear-gradient(90deg,var(--accent) 0 50%,var(--secondary) 50% 100%)}

@media(max-width:1000px){
  .contact-grid{grid-template-columns:1fr;column-gap:0;row-gap:32px}
  .form{padding:24px}
}

/* ---------- Tabela na mobilnom ---------- */
@media(max-width:900px){
  .tbl{font-size:14px}
  .tbl th{padding:10px 8px;font-size:11px;letter-spacing:.03em}
  .tbl td{padding:11px 8px}
  .tbl td:first-child{white-space:normal}   /* bez ovoga "9.000 BTU" ne sme da se prelomi */
  .tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
}
/* zaštita: ništa ne sme da probije viewport */
html,body{overflow-x:hidden;max-width:100%}
img,table,figure{max-width:100%}