/* =========================================================
   Kredyty Hipoteczne Dorota Janik
   Kierunek: dokument bankowy — papier, tusz, mosiądz.
   Typografia: Fraunces (nagłówki) + IBM Plex Sans (tekst)
               + IBM Plex Mono (liczby, etykiety).
   ========================================================= */

:root{
  /* paleta */
  --ink:#14181b;          /* tusz — tekst i ciemne pasma */
  --ink-2:#4b5257;        /* tekst drugoplanowy */
  --ink-3:#7e858a;        /* podpisy, jednostki */
  --paper:#fbfaf7;        /* papier — tło strony */
  --paper-2:#f2efe8;      /* papier przygaszony — pasmo tła */
  --rule:#ddd8cd;         /* linie */
  --brass:#8f6116;        /* mosiądz — akcent, wersja tekstowa */
  --brass-2:#c79a4c;      /* mosiądz jasny — wypełnienia, ciemne tło */

  /* role (nadpisywane w ciemnym paśmie) */
  --fg:var(--ink);
  --fg-2:var(--ink-2);
  --fg-3:var(--ink-3);
  --bg:var(--paper);
  --line:var(--rule);
  --accent:var(--brass);

  /* typografia */
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"Cascadia Mono","Consolas",monospace;

  --wrap:1200px;
  --head-h:70px;
}

*,*::before,*::after{box-sizing:border-box}

html{
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--head-h) + 8px);
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font:400 16px/1.65 var(--sans);
  overflow-x:hidden;
  font-feature-settings:"ss01","cv05";
}

img,svg,iframe{max-width:100%}
a{color:inherit}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}

::selection{background:var(--brass-2);color:var(--ink)}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px}

.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--ink);color:var(--paper);padding:10px 16px}
.skip:focus{left:0}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}

.i{width:18px;height:18px;flex:none;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}

/* ---------- typografia ---------- */
.h2{
  font:600 clamp(1.55rem,3.4vw,2.15rem)/1.15 var(--serif);
  font-variation-settings:"SOFT" 26,"WONK" 1;
  letter-spacing:-.015em;margin:0 0 .5em;color:var(--fg);
}
.eyebrow{
  margin:0 0 14px;font:500 11px/1 var(--mono);
  letter-spacing:.2em;text-transform:uppercase;color:var(--fg-3);
}
.eyebrow--brass{color:var(--brass)}
.lead{font-size:1.06rem;color:var(--fg-2);max-width:60ch}
.dim{color:var(--fg-3)}

/* ---------- przyciski ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 22px;border:1px solid var(--ink);border-radius:3px;
  font:500 15px/1 var(--sans);letter-spacing:.005em;text-decoration:none;cursor:pointer;
  background:transparent;color:var(--ink);
  transition:background-color .16s ease,color .16s ease,border-color .16s ease;
}
.btn--fill{background:var(--ink);color:var(--paper)}
.btn--fill:hover{background:var(--brass);border-color:var(--brass);color:#fff}
.btn--line:hover{background:var(--ink);color:var(--paper)}
.btn--wide{width:100%}

/* =========================================================
   NAGŁÓWEK
   ========================================================= */
.head{
  position:sticky;top:0;z-index:100;
  background:rgba(251,250,247,.94);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--rule);
}
.head__in{display:flex;align-items:center;justify-content:space-between;min-height:var(--head-h);gap:20px}

.mark{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.mark__glyph{width:40px;height:25px;flex:none}
.mark__txt{display:flex;flex-direction:column;line-height:1}
.mark__kick{font:500 9px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--ink-3);margin-bottom:5px}
.mark__name{font:600 20px/1 var(--serif);font-variation-settings:"SOFT" 30,"WONK" 1;letter-spacing:-.01em}

.menu ul{display:flex;align-items:center;gap:26px}
.menu a{
  text-decoration:none;font-size:14.5px;color:var(--ink-2);
  padding:6px 0;border-bottom:1px solid transparent;
  transition:color .16s ease,border-color .16s ease;
}
.menu a:hover{color:var(--ink);border-bottom-color:var(--brass)}
.menu a.on{color:var(--ink);border-bottom-color:var(--ink)}
.menu__tel a{font:500 14.5px/1 var(--mono);color:var(--brass);letter-spacing:.02em}
.menu__tel a:hover{border-bottom-color:var(--brass)}

.burger{display:none;width:42px;height:42px;padding:11px;background:transparent;border:1px solid var(--rule);border-radius:3px;cursor:pointer}
.burger span{display:block;height:1.5px;background:var(--ink);transition:transform .22s ease,opacity .18s ease}
.burger span+span{margin-top:6px}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(3.75px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){transform:translateY(-3.75px) rotate(-45deg)}

/* =========================================================
   HERO + KALKULATOR
   ========================================================= */
.hero{border-bottom:1px solid var(--rule)}
.hero__in{display:grid;grid-template-columns:1fr;gap:44px;padding-top:46px;padding-bottom:56px}

.hero__h1{
  font:500 clamp(2.3rem,7vw,4rem)/1.04 var(--serif);
  font-variation-settings:"SOFT" 40,"WONK" 1;
  letter-spacing:-.028em;margin:0 0 22px;
}
.hero__h1 em{font-style:normal;font-weight:600;color:var(--brass);display:block}
.hero__lead{font-size:1.08rem;color:var(--ink-2);max-width:52ch;margin-bottom:28px}
.hero__act{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px}

.facts{border-top:1px solid var(--rule)}
.facts li{
  border-bottom:1px solid var(--rule);padding:13px 0;
  font-size:14.5px;color:var(--ink-2);
}
.facts span{
  display:inline-block;min-width:11.5em;
  font:500 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink);
}

/* ---------- kalkulator (sygnatura strony) ---------- */
.calc{border:1px solid var(--ink);background:#fff;padding:26px 22px 22px}
.calc__head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:22px}
.calc__head .eyebrow{margin:0}
.calc__h{font:600 1.35rem/1 var(--serif);font-variation-settings:"SOFT" 26;margin:0;letter-spacing:-.01em}

.calc__form{display:grid;gap:18px;margin-bottom:24px}
.ctrl{display:grid;grid-template-columns:1fr auto;align-items:center;gap:6px 12px}
.ctrl label{font:500 12px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.ctrl__val{display:inline-flex;align-items:baseline;gap:4px;justify-self:end}
.ctrl__val input{
  width:6.2em;border:0;border-bottom:1px solid var(--rule);background:transparent;
  font:500 19px/1.2 var(--mono);color:var(--ink);text-align:right;padding:0 2px 3px;
}
.ctrl__val input:focus{outline:none;border-bottom-color:var(--brass)}
.ctrl__val input::-webkit-outer-spin-button,.ctrl__val input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.ctrl__val input[type=number]{-moz-appearance:textfield}
.ctrl__val span{font:400 13px/1 var(--mono);color:var(--ink-3)}
.ctrl input[type=range]{grid-column:1/-1}

input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:1px;
  background:var(--rule);outline:none;margin:8px 0 0;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;width:15px;height:15px;border-radius:50%;
  background:var(--ink);cursor:pointer;
}
input[type=range]::-moz-range-thumb{width:15px;height:15px;border:0;border-radius:50%;background:var(--ink);cursor:pointer}
input[type=range]:hover::-webkit-slider-thumb{background:var(--brass)}

.pills{border:0;margin:0;padding:0;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.pills legend{float:left;width:100%;font:500 12px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);padding:0;margin-bottom:10px}
.pills label{cursor:pointer}
.pills input{position:absolute;opacity:0;width:0;height:0}
.pills span{
  display:inline-block;padding:8px 16px;border:1px solid var(--rule);border-radius:3px;
  font-size:14px;color:var(--ink-2);transition:all .16s ease;
}
.pills input:checked+span{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.pills input:focus-visible+span{outline:2px solid var(--brass);outline-offset:2px}

.calc__out{border-top:1px solid var(--ink);padding-top:18px}
.calc__lbl{margin:0;font:500 11px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3)}
.calc__sum{
  display:flex;align-items:baseline;gap:8px;margin:8px 0 18px;
  font:500 clamp(2.6rem,9vw,3.4rem)/1 var(--mono);letter-spacing:-.03em;
  font-variant-numeric:tabular-nums;
}
.calc__sum small{font-size:.3em;letter-spacing:.06em;color:var(--brass)}

.rows{margin:0}
.rows > div{display:flex;justify-content:space-between;gap:14px;padding:9px 0;border-bottom:1px solid var(--rule);font-size:14px}
.rows dt{margin:0;color:var(--ink-2)}
.rows dd{margin:0;font:400 14px/1.5 var(--mono);font-variant-numeric:tabular-nums}

/* wykres — z czego składa się rata */
.chart{margin:22px 0 0}
.chart__cap{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);
  margin-bottom:12px;
}
.chart__key{display:inline-flex;align-items:center;gap:8px;letter-spacing:.08em}
.k{width:9px;height:9px;display:inline-block;margin-right:2px}
.k--ink{background:var(--ink)}
.k--brass{background:var(--brass-2)}
.chart__box{height:150px}
#chart{width:100%;height:100%;display:block}
#chart rect{transform-origin:bottom;transform-box:fill-box}
.chart__note{margin:12px 0 0;font-size:13px;color:var(--ink-2);min-height:2.4em}
.chart__note b{font:500 13px/1 var(--mono);color:var(--ink);font-variant-numeric:tabular-nums}

.calc__fine{margin:18px 0 0;font-size:11.5px;line-height:1.55;color:var(--ink-3)}
.calc__fine a{color:var(--brass);text-underline-offset:3px}

@keyframes bar-in{from{transform:scaleY(0)}to{transform:scaleY(1)}}

/* =========================================================
   PASMA TREŚCI — układ „margines dokumentu"
   ========================================================= */
.band{padding:56px 0;border-bottom:1px solid var(--rule)}
.band__in{display:grid;grid-template-columns:1fr;gap:32px}
.band__side .h2{max-width:16ch}
.side__note{font-size:14px;color:var(--fg-3);max-width:34ch;margin:14px 0 0}

.band--tint{background:var(--paper-2)}
.band--dark{
  --fg:#efece5;--fg-2:#b8b3a8;--fg-3:#8b867c;--line:rgba(255,255,255,.15);--accent:var(--brass-2);
  background:var(--ink);color:var(--fg);border-bottom:0;
}
.band--dark .h2{color:var(--fg)}
.band--dark .btn{border-color:var(--fg);color:var(--fg)}

/* ---------- lista pozycji oferty ---------- */
.list{border-top:1px solid var(--line)}
.row{
  display:grid;grid-template-columns:1fr;gap:6px;
  padding:22px 0;border-bottom:1px solid var(--line);
  transition:padding-left .18s ease;
}
.row:hover{padding-left:10px}
.row__tag{font:500 11px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--brass);padding-top:4px}
.row__body h3{font:500 1.15rem/1.3 var(--serif);font-variation-settings:"SOFT" 26;margin:0 0 6px;letter-spacing:-.01em}
.row__body p{margin:0;font-size:14.8px;color:var(--fg-2);max-width:62ch}

/* wiersz z opinią (sekcja opinii czeka zakomentowana w index.html) */
.row--quote{grid-template-columns:1fr}
.row--quote blockquote{
  margin:0 0 10px;font:500 1.05rem/1.55 var(--serif);
  font-variation-settings:"SOFT" 26;color:var(--fg);max-width:56ch;
}
.row--quote blockquote::before{content:"„"}
.row--quote blockquote::after{content:"”"}
.who{margin:0;font:400 12px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--fg-3)}

/* ---------- argumenty ---------- */
.marks{margin:26px 0 0;border-top:1px solid var(--line)}
.marks li{padding:16px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--fg-2);max-width:66ch}
.marks b{color:var(--fg);font-weight:600}

.portrait{margin:30px 0;max-width:330px}
.portrait img{display:block;width:100%;height:auto;filter:grayscale(1) contrast(1.03)}
.portrait figcaption{margin-top:10px;font:400 12px/1.4 var(--mono);color:var(--fg-3)}

/* ---------- oś czasu ---------- */
.time{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
.time li{padding:20px 0;border-bottom:1px solid var(--line)}
.time__when{
  display:inline-block;margin-bottom:8px;
  font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;
  color:var(--brass);
}
.time h3{font:500 1.1rem/1.3 var(--serif);font-variation-settings:"SOFT" 26;margin:0 0 6px}
.time p{margin:0;font-size:14.8px;color:var(--fg-2)}

/* ---------- pytania ---------- */
.qa{border-top:1px solid var(--line)}
.qa details{border-bottom:1px solid var(--line)}
.qa summary{
  list-style:none;cursor:pointer;padding:18px 40px 18px 0;position:relative;
  font-size:16px;font-weight:500;color:var(--fg);
}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{
  content:"";position:absolute;right:6px;top:50%;margin-top:-1px;
  width:13px;height:1px;background:var(--fg);
}
.qa summary::before{
  content:"";position:absolute;right:12px;top:50%;margin-top:-7px;
  width:1px;height:13px;background:var(--fg);transition:opacity .18s ease;
}
.qa details[open] summary::before{opacity:0}
.qa details[open] summary{color:var(--brass)}
.qa__a{padding:0 0 20px;max-width:64ch}
.qa__a p{margin:0;font-size:15px;color:var(--fg-2)}

/* =========================================================
   KONTAKT
   ========================================================= */
.tel{
  display:inline-block;margin:24px 0 6px;text-decoration:none;
  font:500 clamp(1.9rem,6vw,2.5rem)/1 var(--mono);letter-spacing:-.02em;
  color:var(--brass-2);border-bottom:1px solid transparent;
  transition:border-color .18s ease;
}
.tel:hover{border-bottom-color:var(--brass-2)}

.info{margin:26px 0 0;border-top:1px solid var(--line)}
.info li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--fg-2)}
.info .i{color:var(--brass-2);margin-top:3px}
.info b{color:var(--fg);font-weight:600}
.info a{color:var(--fg);text-decoration:none;border-bottom:1px solid var(--brass-2)}

.map{margin-top:26px;border:1px solid var(--line);line-height:0}
.map iframe{width:100%;height:250px;border:0;display:block;filter:grayscale(1) contrast(.95)}

/* ---------- formularz ---------- */
.form__pair{display:grid;grid-template-columns:1fr;gap:0}
.fg{display:flex;flex-direction:column;margin:0 0 18px}
.fg label{font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--fg-3);margin-bottom:9px}
.fg .opt{letter-spacing:.04em;text-transform:none;color:var(--fg-3)}

.form input,.form select,.form textarea{
  width:100%;padding:12px 0;border:0;border-bottom:1px solid var(--line);border-radius:0;
  background:transparent;color:var(--fg);
  font:400 16px/1.5 var(--sans);
  transition:border-color .16s ease;
}
.form input::placeholder,.form textarea::placeholder{color:var(--fg-3)}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-bottom-color:var(--brass-2)}
.form textarea{resize:vertical;min-height:96px}
.form select{appearance:none;cursor:pointer;background-image:linear-gradient(45deg,transparent 50%,var(--brass-2) 50%),linear-gradient(135deg,var(--brass-2) 50%,transparent 50%);background-position:calc(100% - 10px) 21px,calc(100% - 5px) 21px;background-size:5px 5px;background-repeat:no-repeat}
.form select option{background:var(--ink);color:var(--fg)}
.form .bad{border-bottom-color:#e07a68}

.err{display:block;margin-top:7px;font:400 12.5px/1.4 var(--sans);color:#e8917f}
.err:empty{display:none}

.agree{display:flex;gap:11px;align-items:flex-start;margin:8px 0 6px;font-size:14px;color:var(--fg-2);cursor:pointer}
.agree input{width:17px;height:17px;flex:none;margin-top:2px;accent-color:var(--brass-2)}

.form .btn{margin-top:20px}
.status{margin:16px 0 0;font-size:14px;line-height:1.5}
.status:empty{display:none}
.status.ok{color:var(--brass-2)}
.status.no{color:#e8917f}

/* =========================================================
   STOPKA
   ========================================================= */
.foot{background:var(--ink);color:#a8a49b;font-size:14.5px;border-top:1px solid rgba(255,255,255,.12)}
.foot__in{display:grid;grid-template-columns:1fr;gap:34px;padding-top:48px;padding-bottom:36px}
.foot .mark{color:#efece5;margin-bottom:14px}
.foot .mark__kick{color:#8b867c}
.foot__brand p{margin:0;max-width:38ch}
.foot h3{font:500 11px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;color:#8b867c;margin:0 0 16px}
.foot__nav ul{display:grid;gap:10px}
.foot__nav a{text-decoration:none;transition:color .16s ease}
.foot__nav a:hover{color:var(--brass-2)}
.foot__data a{color:#efece5;text-decoration:none;border-bottom:1px solid rgba(199,154,76,.55)}
.foot__data a:hover{color:var(--brass-2)}
.foot .dim{color:#75716a}

.foot__end{
  display:flex;flex-direction:column;gap:8px;
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:18px;padding-bottom:80px;
  font-size:12.5px;color:#75716a;
}
.foot__end p{margin:0}
.by a{
  display:inline-flex;align-items:center;gap:5px;color:#a8a49b;text-decoration:none;font-weight:500;
  border-bottom:1px solid transparent;transition:color .16s ease,border-color .16s ease;
}
.by a:hover{color:var(--brass-2);border-bottom-color:var(--brass-2)}
.by svg{width:11px;height:11px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* pasek telefoniczny na telefonach */
.callbar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  display:flex;align-items:center;justify-content:center;gap:9px;
  padding:15px;background:var(--brass);color:#fff;
  font:500 16px/1 var(--sans);text-decoration:none;
}

/* =========================================================
   BREAKPOINTY
   ========================================================= */

/* --- menu mobilne --- */
@media (max-width:899px){
  .burger{display:block}
  .menu{
    position:absolute;top:100%;left:0;right:0;
    background:var(--paper);border-bottom:1px solid var(--rule);
    max-height:0;overflow:hidden;transition:max-height .3s ease;
  }
  .menu.open{max-height:min(80vh,520px);overflow-y:auto}
  .menu ul{flex-direction:column;align-items:stretch;gap:0;padding:6px 22px 18px}
  .menu li{border-bottom:1px solid var(--rule)}
  .menu li:last-child{border-bottom:0}
  .menu a{display:block;padding:15px 0;font-size:16px;border-bottom:0}
  .menu a:hover{border-bottom:0}
  .menu__tel a{font-size:18px;padding-top:18px}
  body.locked{overflow:hidden}
}

/* --- od 620px --- */
@media (min-width:620px){
  .band{padding:72px 0}
  .hero__in{padding-top:60px;padding-bottom:70px}
  .calc{padding:32px 30px 28px}
  .row{grid-template-columns:110px 1fr;gap:0 26px}
  .time{grid-template-columns:1fr 1fr}
  .time li{padding:22px 26px 22px 0}
  .time li:nth-child(odd){border-right:1px solid var(--line);padding-right:26px}
  .time li:nth-child(even){padding-left:26px}
  .form__pair{grid-template-columns:1fr 1fr;gap:0 24px}
  .foot__end{flex-direction:row;flex-wrap:wrap;align-items:baseline;gap:8px 28px;padding-bottom:24px}
  .foot__end .by{margin-left:auto}
  .chart__box{height:170px}
}

/* --- od 900px: układ dwukolumnowy --- */
@media (min-width:900px){
  .band{padding:88px 0}
  .band__in{grid-template-columns:290px 1fr;gap:0 56px}
  .band__main{border-left:1px solid var(--line);padding-left:56px}
  .band__side{position:sticky;top:calc(var(--head-h) + 40px);align-self:start}

  .hero__in{grid-template-columns:1.02fr .98fr;gap:0 60px;padding-top:76px;padding-bottom:84px;align-items:start}
  .hero__text{padding-right:20px}
  .hero__h1 em{display:inline}

  .band--dark .band__side{position:static}
  .callbar{display:none}

  .time{grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
  .time li{border-bottom:0;padding:22px 20px 4px 0}
  .time li+li{border-left:1px solid var(--line);padding-left:22px}
  .time li:nth-child(odd){border-right:0;padding-right:20px}
  .time li:nth-child(even){padding-left:22px}

  .foot__in{grid-template-columns:1.5fr 1fr 1.2fr;gap:48px;padding-top:64px}
  .map iframe{height:230px}
}

/* --- od 1120px --- */
@media (min-width:1120px){
  .hero__in{gap:0 80px}
  .band__in{grid-template-columns:320px 1fr;gap:0 64px}
  .chart__box{height:190px}
}

/* --- bardzo wąskie ekrany --- */
@media (max-width:359px){
  .ctrl__val input{width:5em;font-size:17px}
  .btn{padding:13px 16px;font-size:14px}
}

/* --- ograniczone animacje --- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none !important;transition-duration:.001ms !important}
}

/* --- wydruk --- */
@media print{
  .head,.callbar,.map,.btn,.menu,.chart{display:none !important}
  body{background:#fff;color:#000;font-size:11pt}
  .band,.hero__in{padding:14px 0;border:0}
  .band__main{border-left:0;padding-left:0}
  .band--dark{background:#fff;color:#000;--fg:#000;--fg-2:#333;--fg-3:#555;--line:#bbb}
  .foot{background:#fff;color:#000}
}