/* ==========================================================================
   kalkulator-pracy.pl  –  wspólny arkusz stylów
   Mobile-first · jednostki viewport · bez zewnętrznych fontów (szybkie ładowanie)
   ========================================================================== */

:root{
  --ink:#14202b;
  --ink-soft:#3c4a55;
  --muted:#6a7780;
  --brand:#0e7c7b;
  --brand-dark:#0a5d5c;
  --brand-tint:#e6f3f2;
  --accent:#f4a522;
  --accent-dark:#d9531e;
  --good:#1f9d57;
  --good-tint:#e7f6ee;
  --warn:#d9531e;
  --warn-tint:#fdede4;
  --bg:#f5f8f8;
  --surface:#ffffff;
  --line:#e2e8e8;
  --line-strong:#cdd8d8;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(20,32,43,.06), 0 8px 24px rgba(20,32,43,.06);
  --shadow-lg:0 12px 40px rgba(20,32,43,.12);
  --maxw:1080px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{font-size:clamp(15px,2.6vw,17px);scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-dark);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(16px,4vw,28px)}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:1rem;top:1rem;z-index:100;background:#fff;padding:.6rem 1rem;border-radius:8px}

/* ---------- Header (czysty HTML, nawigacja na CSS, bez JS) ---------- */
.site-header{position:sticky;top:0;z-index:40;background:var(--surface);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:60px}
.brand{display:flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.05rem;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand .logo{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  display:grid;place-items:center;color:#fff;font-size:1rem;font-weight:800}
.nav-toggle{display:none}
.nav-burger{display:flex;cursor:pointer;padding:.5rem;border-radius:8px}
.nav-burger span,.nav-burger span::before,.nav-burger span::after{
  content:"";display:block;width:22px;height:2px;background:var(--ink);position:relative;transition:.2s}
.nav-burger span::before{position:absolute;top:-6px}
.nav-burger span::after{position:absolute;top:6px}
.nav-menu{list-style:none;margin:0;padding:0}
.nav-menu a{display:block;color:var(--ink-soft);font-weight:600;font-size:.95rem;padding:.65rem 0}
.nav-menu a:hover{color:var(--brand-dark);text-decoration:none}

@media (max-width:860px){
  .nav-menu{position:fixed;inset:60px 0 auto 0;background:var(--surface);border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;transition:max-height .25s ease;box-shadow:var(--shadow)}
  .nav-menu li{padding-inline:clamp(16px,4vw,28px);border-top:1px solid var(--line)}
  .nav-toggle:checked ~ .nav-menu{max-height:80vh;overflow:auto}
}
@media (min-width:861px){
  .nav-burger{display:none}
  .nav-menu{display:flex;align-items:center;gap:1.3rem}
  .nav-menu a{padding:.4rem 0}
}

/* ---------- Hero / pierwszy ekran ---------- */
.hero{background:linear-gradient(180deg,var(--brand-tint),var(--bg));padding:clamp(20px,5vw,40px) 0 clamp(16px,3vw,24px)}
.hero-inner{text-align:center;max-width:760px;margin-inline:auto}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--brand-dark);background:#fff;border:1px solid var(--line);padding:.35rem .8rem;border-radius:999px;margin-bottom:1rem}
h1{font-size:clamp(1.7rem,6vw,2.6rem);line-height:1.12;letter-spacing:-.02em;margin:.2rem 0 .6rem;font-weight:800}
.hero p.lead{font-size:clamp(1rem,2.8vw,1.18rem);color:var(--ink-soft);margin:0 auto;max-width:60ch}

/* ---------- Karta kalkulatora (centralnie, pierwszy ekran) ---------- */
.calc-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-lg);padding:clamp(18px,4vw,30px);margin:clamp(18px,4vw,28px) auto 0;max-width:720px}
.calc-card h2{margin-top:0}
.field{margin-bottom:1rem}
.field-row{display:grid;gap:1rem}
@media(min-width:560px){.field-row.two{grid-template-columns:1fr 1fr}.field-row.three{grid-template-columns:1fr 1fr 1fr}}
label{display:block;font-weight:600;font-size:.92rem;margin-bottom:.4rem;color:var(--ink)}
.hint{font-weight:400;color:var(--muted);font-size:.82rem}
input,select{width:100%;font:inherit;color:var(--ink);background:#fff;border:1.5px solid var(--line-strong);
  border-radius:var(--radius-sm);padding:.8rem .9rem;min-height:48px}
input:focus,select:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px var(--brand-tint)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;cursor:pointer;
  font-weight:700;font-size:1rem;border:none;border-radius:var(--radius-sm);padding:.85rem 1.4rem;min-height:50px;transition:.15s}
.btn-primary{background:var(--brand);color:#fff;width:100%}
.btn-primary:hover{background:var(--brand-dark);text-decoration:none}
.btn-ghost{background:#fff;border:1.5px solid var(--line-strong);color:var(--ink-soft)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-dark)}
.btn-row{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1rem}
.btn-row .btn-primary{flex:1 1 200px;width:auto}

/* powtarzalny wiersz dynamiczny (np. okresy zatrudnienia) */
.repeat-row{display:grid;gap:.6rem;align-items:end;padding:.9rem;border:1px dashed var(--line-strong);
  border-radius:var(--radius-sm);margin-bottom:.8rem;background:#fcfdfd}
@media(min-width:620px){.repeat-row{grid-template-columns:1fr 1fr auto}}
.repeat-row .rm{background:var(--warn-tint);color:var(--warn);border:none;border-radius:8px;min-height:48px;cursor:pointer;font-weight:700;padding:0 .9rem}

/* ---------- Wynik (element sygnaturowy) ---------- */
.result{margin-top:1.4rem;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:none}
.result.show{display:block;animation:pop .25s ease}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.result-head{background:linear-gradient(135deg,var(--brand-dark),var(--brand));color:#fff;padding:1.1rem 1.2rem}
.result-head .big{font-size:clamp(2rem,9vw,3rem);font-weight:800;line-height:1}
.result-head .big small{font-size:.42em;font-weight:600;opacity:.92}
.result-head .sub{opacity:.92;margin-top:.25rem;font-size:.95rem}
.pill{display:inline-block;font-size:.8rem;font-weight:700;padding:.3rem .7rem;border-radius:999px;margin-top:.6rem}
.pill.good{background:var(--good-tint);color:var(--good)}
.pill.warn{background:var(--warn-tint);color:var(--warn)}
.result-body{padding:1.1rem 1.2rem;background:#fff}
.result-body dl{display:grid;grid-template-columns:1fr auto;gap:.55rem 1rem;margin:0}
.result-body dt{color:var(--muted)}
.result-body dd{margin:0;font-weight:700;text-align:right}
.result-body .divider{grid-column:1/-1;height:1px;background:var(--line);margin:.3rem 0}

/* ---------- Sekcje treści ---------- */
main section{padding:clamp(26px,6vw,48px) 0}
main section:nth-child(even){background:var(--surface)}
h2{font-size:clamp(1.35rem,4.5vw,1.9rem);line-height:1.2;letter-spacing:-.01em;margin:0 0 1rem;font-weight:800}
h3{font-size:clamp(1.1rem,3.5vw,1.35rem);margin:1.6rem 0 .5rem;font-weight:700}
h4{font-size:1.02rem;margin:1.1rem 0 .4rem;font-weight:700;color:var(--ink-soft)}
p{margin:0 0 1rem}
.prose{max-width:72ch}
.prose ul,.prose ol{padding-left:1.2rem;margin:0 0 1rem}
.prose li{margin-bottom:.4rem}

/* siatka narzędzi / linków wewnętrznych */
.tool-grid{display:grid;gap:1rem;grid-template-columns:1fr}
@media(min-width:600px){.tool-grid{grid-template-columns:1fr 1fr}}
@media(min-width:900px){.tool-grid{grid-template-columns:1fr 1fr 1fr}}
.tool-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:1.1rem;box-shadow:var(--shadow);transition:.15s}
.tool-card:hover{transform:translateY(-2px);border-color:var(--brand);text-decoration:none;box-shadow:var(--shadow-lg)}
.tool-card .t-icon{font-size:1.5rem}
.tool-card h3{margin:.5rem 0 .3rem;font-size:1.08rem;color:var(--ink)}
.tool-card p{margin:0;color:var(--muted);font-size:.9rem}

/* kroki */
.steps{counter-reset:s;display:grid;gap:1rem}
.steps li{list-style:none;position:relative;padding-left:3rem}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;width:2.1rem;height:2.1rem;
  background:var(--brand-tint);color:var(--brand-dark);border-radius:50%;display:grid;place-items:center;font-weight:800}

/* FAQ – natywny details, bez JS */
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:.7rem;overflow:hidden}
.faq summary{cursor:pointer;font-weight:700;padding:1rem 1.1rem;list-style:none;display:flex;justify-content:space-between;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-weight:800;font-size:1.3rem}
.faq details[open] summary::after{content:"–"}
.faq details > div{padding:0 1.1rem 1.1rem;color:var(--ink-soft)}

/* recenzje (statyczny placeholder) */
.reviews{display:grid;gap:1rem;grid-template-columns:1fr}
@media(min-width:700px){.reviews{grid-template-columns:1fr 1fr 1fr}}
.review{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:1.1rem}
.review .stars{color:var(--accent);letter-spacing:2px}
.review .who{font-weight:700;font-size:.9rem;margin-top:.6rem}

/* breadcrumb */
.breadcrumb{font-size:.85rem;color:var(--muted);padding:.8rem 0}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.4rem;margin:0;padding:0}
.breadcrumb li::after{content:"›";margin-left:.4rem;color:var(--line-strong)}
.breadcrumb li:last-child::after{content:""}

/* AdSense – zarezerwowane miejsca */
.ad-slot{margin:1.4rem auto;max-width:var(--maxw);min-height:90px;background:repeating-linear-gradient(45deg,#eef2f2,#eef2f2 10px,#f5f8f8 10px,#f5f8f8 20px);
  border:1px dashed var(--line-strong);border-radius:var(--radius-sm);display:grid;place-items:center;color:var(--muted);font-size:.8rem}
.ad-slot::before{content:"Miejsce na reklamę"}

/* nota prawna */
.note{background:var(--brand-tint);border:1px solid var(--line);border-left:4px solid var(--brand);
  border-radius:var(--radius-sm);padding:1rem 1.1rem;font-size:.9rem;color:var(--ink-soft)}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#c6d2d2;margin-top:auto;padding:clamp(28px,6vw,44px) 0 1.5rem}
.footer-grid{display:grid;gap:1.6rem;grid-template-columns:1fr}
@media(min-width:640px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
.site-footer h4{color:#fff;margin:0 0 .7rem;font-size:.95rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:.45rem}
.site-footer a{color:#9fb3b3;font-size:.9rem}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid #2a3a45;margin-top:1.8rem;padding-top:1.2rem;font-size:.82rem;color:#8298a0;
  display:flex;flex-wrap:wrap;gap:.8rem;justify-content:space-between}

/* cookie banner */
#cookie-bar{position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--ink);color:#e8eeee;
  padding:1rem clamp(16px,4vw,28px);display:none;box-shadow:0 -4px 20px rgba(0,0,0,.2)}
#cookie-bar.show{display:flex;flex-wrap:wrap;align-items:center;gap:1rem;justify-content:center}
#cookie-bar p{margin:0;font-size:.88rem;max-width:60ch}
#cookie-bar .btn{padding:.6rem 1.1rem;min-height:auto}

/* 404 */
.err-wrap{text-align:center;padding:clamp(40px,10vw,90px) 0}
.err-code{font-size:clamp(4rem,18vw,8rem);font-weight:800;color:var(--brand);line-height:1}

.body-flex{display:flex;flex-direction:column;min-height:100vh}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto}}

/* ---- Historia obliczeń (local) + moduł polecanych serwisów ---- */
.kp-history{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.2rem;box-shadow:var(--shadow)}
.kp-history .hist-head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.6rem}
.kp-history .hist-head h3{margin:0;font-size:1.05rem}
.btn-sm{padding:.32rem .7rem;font-size:.82rem;border-radius:8px}
.hist-list{list-style:none;margin:0;padding:0;display:grid;gap:.45rem}
.hist-list li a{display:grid;grid-template-columns:1fr auto;grid-template-areas:"tool res" "meta meta";gap:.1rem .6rem;
  padding:.6rem .75rem;border:1px solid var(--line);border-radius:var(--radius-sm);text-decoration:none;color:var(--ink);transition:border-color .15s,background .15s}
.hist-list li a:hover{border-color:var(--brand);background:var(--brand-tint)}
.hist-tool{grid-area:tool;font-weight:600;color:var(--ink)}
.hist-res{grid-area:res;font-weight:700;color:var(--brand-dark);white-space:nowrap}
.hist-meta{grid-area:meta;font-size:.8rem;color:var(--muted)}
.partners{border-top:1px solid var(--line);margin-top:1rem;padding-top:1rem}
.partners h4{margin:0 0 .5rem;font-size:.95rem;color:#cfe0df}
.partners ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.4rem .9rem}
.partners a{color:#bcd;text-decoration:none;font-size:.9rem}
.partners a:hover{color:#fff;text-decoration:underline}