@font-face{font-family:"Anton";src:url(/assets/anton-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Inter Tight";src:url(/assets/inter-tight-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Inter Tight";src:url(/assets/inter-tight-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(/assets/jetbrains-mono-400.woff2) format("woff2");font-weight:400;font-display:swap}

:root{
  --paper:#EFE6DD;      /* stol */
  --sheet:#FCFAF6;      /* list iz sveske */
  --grid:rgba(40,60,120,.085); /* kockice */
  --ink:#16130F;        /* tekst */
  --muted:#6A6058;
  --rust:#C34A1F;       /* akcija */
  --rust-deep:#9E3814;
  --pen:#2343A8;        /* hemijska: ono sto ti popunjavas */
  --line:rgba(22,19,15,.14);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.55 "Inter Tight",system-ui,sans-serif;text-rendering:optimizeLegibility}
a{color:inherit}
:focus-visible{outline:3px solid var(--pen);outline-offset:3px;border-radius:4px}
.wrap{max-width:680px;margin:0 auto;padding:0 20px}

/* zaglavlje */
.top{display:flex;align-items:center;justify-content:space-between;padding:18px 0 8px}
.mark{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;font-size:15px}
.mark svg{width:28px;height:28px}
.top a.ig{font-size:15px;color:var(--muted);text-decoration:none}
.top a.ig:hover{color:var(--ink)}

/* naslov */
.hero{padding:28px 0 8px}
.hero h1{font:400 clamp(54px,14.5vw,96px)/1 "Anton",Impact,sans-serif;letter-spacing:-.005em;margin:0 0 18px;text-wrap:balance}
.hero p.lead{font-size:19px;line-height:1.5;margin:0 0 6px;max-width:34ch}
.hero p.how{color:var(--muted);margin:0}

/* list iz sveske */
.sheet{position:relative;background-color:var(--sheet);
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:22px 22px;background-position:-1px -1px;
  border-radius:3px;box-shadow:0 1px 0 rgba(22,19,15,.08),0 10px 24px -18px rgba(22,19,15,.45);
  padding:22px 20px 18px 20px}
.sheet::before{content:"";position:absolute;top:0;bottom:0;left:44px;width:1.5px;background:rgba(195,74,31,.35)}
.sheet .txt{font:400 15px/1.65 "JetBrains Mono",ui-monospace,monospace;white-space:pre-wrap;margin:0 0 14px 34px;overflow-wrap:anywhere}
.ph{color:var(--pen);font-weight:400}
.copy{margin-left:34px;display:inline-flex;align-items:center;gap:8px;border:0;cursor:pointer;
  background:var(--rust);color:#fff;font:600 16px/1 "Inter Tight",sans-serif;padding:13px 18px;border-radius:999px;min-height:46px}
.copy:hover{background:var(--rust-deep)}
.copy svg{width:18px;height:18px}
.copy.done{background:var(--ink)}
.copy .ok{display:none}.copy.done .ok{display:inline}.copy.done .go{display:none}
.hint{margin:10px 0 0 34px;font-size:14px;color:var(--muted);min-height:1.2em}

/* formula */
.anatomy{margin:34px 0 8px}
.anatomy h2,.group h2,.safe h2,.next h2{font:400 34px/1.05 "Anton",Impact,sans-serif;margin:0 0 14px}
.anatomy .sheet .txt span{border-bottom:2px solid currentColor;padding-bottom:1px}
.anatomy .k1{color:#1F6B4A}.anatomy .k2{color:var(--rust-deep)}.anatomy .k3{color:var(--pen)}.anatomy .k4{color:#6B3FA0}
.legend{list-style:none;padding:0;margin:14px 0 0 34px;display:grid;grid-template-columns:1fr;gap:10px 18px;font-size:15px}
.legend b{font-weight:600}
.legend li::before{content:"";display:inline-block;width:12px;height:3px;margin-right:8px;vertical-align:middle;background:currentColor}

/* grupe */
.group{margin:44px 0 0}
.group > p{color:var(--muted);margin:-6px 0 16px}
.item{margin:0 0 22px}
.item h3{font:600 19px/1.3 "Inter Tight",sans-serif;margin:0 0 10px}

/* nikad */
.safe{margin:48px 0 0;background:var(--ink);color:#F4EEE7;border-radius:4px;padding:26px 22px}
.safe ul{margin:0;padding:0 0 0 20px}
.safe li{margin:0 0 8px}
.safe p{margin:14px 0 0;color:#CFC6BC;font-size:15px}

/* sledeci korak */
.next{margin:48px 0 0}
.path{border-top:1.5px solid var(--ink);padding:18px 0 22px}
.path h3{font:600 20px/1.3 "Inter Tight",sans-serif;margin:0 0 6px}
.path p{margin:0 0 14px;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:13px 20px;border-radius:999px;
  text-decoration:none;font:600 16px/1 "Inter Tight",sans-serif;border:1.5px solid var(--ink)}
.btn.fill{background:var(--ink);color:#fff}
.btn.fill:hover{background:#000}
.btn:not(.fill):hover{background:rgba(22,19,15,.06)}
.kw{font-family:"JetBrains Mono",monospace;background:var(--sheet);border:1px solid var(--line);padding:1px 7px;border-radius:4px;color:var(--ink)}
.row{display:flex;flex-wrap:wrap;gap:10px}

footer{margin:56px 0 0;padding:22px 0 40px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
footer a{color:var(--muted)}

/* hub */
.guide{display:block;text-decoration:none;margin:0 0 18px}
.guide .sheet{padding:20px 20px 20px 66px}
.guide h2{font:400 30px/1 "Anton",Impact,sans-serif;margin:0 0 8px}
.guide p{margin:0;color:var(--muted)}
.guide:hover h2{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}

@media (min-width:520px){.legend{grid-template-columns:1fr 1fr}}
@media (min-width:720px){
  body{font-size:18px}
  .sheet{padding:26px 26px 22px}
  .sheet::before{left:52px}
  .sheet .txt,.copy,.hint,.legend{margin-left:42px}
}
@media (prefers-reduced-motion:no-preference){
  .copy{transition:background-color .15s ease}
}