/* eObuke.rs — naslovna stranica. Fontovi: PT Serif (naslovi), Golos Text (tekst). */
:root{--ink:#0A2E55;--blue:#0C4076;--red:#C6363C;--red-dark:#A82C31;--mid:#6B93D6;--text:#33415C;--muted:#46536B;--soft:#6B7A8F;--line:#DCE3EC;--bg:#F5F7FA;--light-on-dark:#C3D3E8;--label-on-dark:#8FAFD6}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;font-family:'Golos Text',system-ui,sans-serif;color:var(--text);-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--red)}
h1,h2,h3{font-family:'PT Serif',Georgia,serif;font-weight:700;margin:0}
p{margin:0}
.wrap{max-width:1200px;margin:0 auto;padding-left:clamp(20px,4vw,40px);padding-right:clamp(20px,4vw,40px)}
.topline{height:6px;background:var(--red)}
.btn{display:inline-flex;align-items:center;padding:16px 28px;background:var(--blue);color:#fff;font-size:16px;font-weight:600;border-radius:3px}
.btn:hover{background:var(--ink);color:#fff}
.btn--red{background:var(--red)}
.btn--red:hover{background:var(--red-dark)}
.kicker{display:flex;align-items:center;gap:14px}
.kicker__bar{width:40px;height:4px;background:var(--red);flex:none}
.kicker__text{font-size:13px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--red)}
/* logo */
.logo{display:flex;align-items:center;gap:12px;color:var(--ink)}
.logo:hover{color:var(--ink)}
.logo__tile{width:44px;height:44px;border-radius:3px;background:var(--blue);display:flex;align-items:center;justify-content:center;flex:none}
.logo__lines{width:24px;display:flex;flex-direction:column;gap:4px}
.logo__lines span{display:block;height:4px}
.logo__lines span:nth-child(1){background:var(--red)}
.logo__lines span:nth-child(2){background:var(--mid)}
.logo__lines span:nth-child(3){width:14px;background:#fff}
.logo__name{font-family:'PT Serif',serif;font-size:30px;font-weight:700;letter-spacing:-.02em;line-height:1;transform:translateY(-1px)}
.logo__name em{font-style:normal;color:var(--red)}
.logo--small .logo__tile{width:28px;height:28px;border-radius:2px}
.logo--small .logo__lines{width:16px;gap:2.6px}
.logo--small .logo__lines span{height:2.6px}
.logo--small .logo__lines span:nth-child(3){width:9px}
.logo--small .logo__name{font-size:19px}
/* header */
.header{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-top:22px;padding-bottom:22px}
.nav{display:flex;align-items:center;gap:clamp(18px,3vw,32px);flex-wrap:wrap;font-size:15px;font-weight:500}
.nav a{color:var(--text)}
.nav a:hover{color:var(--red)}
.lang{display:flex;align-items:center;gap:2px;border:1px solid var(--line);border-radius:3px;padding:2px;font-size:13px;font-weight:600}
.lang a,.lang span{padding:6px 10px;border-radius:2px;color:var(--soft)}
.lang span{background:var(--blue);color:#fff}
/* hero */
.hero{padding-top:clamp(40px,7vw,96px);padding-bottom:clamp(48px,7vw,104px);display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,460px),1fr));gap:clamp(32px,5vw,64px);align-items:center}
.hero__copy{display:flex;flex-direction:column;gap:28px}
.hero h1{font-size:clamp(38px,5vw,66px);line-height:1.08;letter-spacing:-.025em;color:var(--ink);text-wrap:balance}
.hero__text{font-size:clamp(17px,1.4vw,20px);line-height:1.6;color:var(--muted);max-width:52ch;text-wrap:pretty}
.hero__actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;padding-top:6px}
.link-arrow{display:inline-flex;align-items:center;gap:10px;font-size:16px;font-weight:600;color:var(--blue)}
.link-arrow:hover{color:var(--red)}
.hero__mark{display:flex;justify-content:flex-end;min-width:0}
.mark{width:min(100%,460px);aspect-ratio:1;border-radius:12px;background:var(--blue);display:flex;align-items:center;justify-content:center;flex:none;container-type:inline-size}
.mark__lines{width:56cqw;display:flex;flex-direction:column;gap:9.3cqw}
.mark__lines span{display:block;height:9.3cqw}
.mark__lines span:nth-child(1){background:var(--red)}
.mark__lines span:nth-child(2){background:var(--mid)}
.mark__lines span:nth-child(3){width:57%;background:#fff}
/* how */
.how{background:var(--ink);color:#fff}
.how .wrap{padding-top:clamp(48px,6vw,88px);padding-bottom:clamp(48px,6vw,88px);display:flex;flex-direction:column;gap:clamp(32px,4vw,52px)}
.section-head{display:flex;flex-direction:column;gap:14px;max-width:62ch}
.section-head h2{font-size:clamp(28px,3vw,40px);line-height:1.15;letter-spacing:-.02em;text-wrap:balance}
.how .section-head .kicker__text{color:var(--label-on-dark)}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:clamp(24px,3vw,40px)}
.step{display:flex;flex-direction:column;gap:16px;padding-top:22px;border-top:6px solid}
.step:nth-child(1){border-color:var(--red)}
.step:nth-child(2){border-color:var(--mid)}
.step:nth-child(3){border-color:#fff}
.step__num{font-family:'PT Serif',serif;font-size:15px;font-weight:700;color:var(--label-on-dark)}
.step h3{font-size:26px;letter-spacing:-.01em}
.step p{font-size:16px;line-height:1.6;color:var(--light-on-dark);text-wrap:pretty}
/* features */
.features{background:var(--bg)}
.features .wrap{padding-top:clamp(48px,6vw,88px);padding-bottom:clamp(48px,6vw,88px);display:flex;flex-direction:column;gap:clamp(32px,4vw,48px)}
.features .section-head h2{color:var(--ink)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:20px}
.card{display:flex;align-items:stretch;background:#fff;border:1px solid var(--line)}
.card__bar{width:8px;flex:none}
.card__body{display:flex;flex-direction:column;gap:10px;padding:26px 28px}
.card h3{font-size:22px;color:var(--ink);letter-spacing:-.01em}
.card p{font-size:15.5px;line-height:1.55;color:var(--muted);text-wrap:pretty}
.tags{display:flex;align-items:center;gap:14px 28px;flex-wrap:wrap;padding-top:6px;font-size:14px;font-weight:600;color:var(--soft)}
.tags__label{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#8A94A6}
.tag{padding:7px 14px;border:1px solid #C9D3E0;border-radius:3px;color:var(--ink);background:#fff}
/* contact */
.contact{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.contact__deco{position:absolute;top:0;right:0;bottom:0;width:34%;display:flex;flex-direction:column;justify-content:center;gap:8%;opacity:.08;padding-left:8%}
.contact__deco span{display:block;height:8%;background:#fff}
.contact__deco span:nth-child(1){background:var(--red)}
.contact__deco span:nth-child(3){width:55%}
.contact .wrap{position:relative;padding-top:clamp(56px,7vw,104px);padding-bottom:clamp(56px,7vw,104px);display:flex;flex-direction:column;gap:28px}
.contact h2{font-size:clamp(32px,4vw,52px);line-height:1.1;letter-spacing:-.025em;max-width:20ch;text-wrap:balance}
.contact p{font-size:17px;line-height:1.6;color:var(--light-on-dark);max-width:56ch;text-wrap:pretty}
.contact__actions{display:flex;align-items:center;gap:28px;flex-wrap:wrap;padding-top:6px}
.contact__mail{font-size:17px;font-weight:500;color:#fff}
.contact__mail:hover{color:#E8A0A3}
/* footer */
.footer{border-top:1px solid var(--line)}
.footer .wrap{padding-top:28px;padding-bottom:28px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:14px;color:var(--soft)}
.footer__links{display:flex;gap:24px;flex-wrap:wrap}
.footer__links a{color:var(--soft)}
.footer__links a:hover{color:var(--red)}