:root {
  /* Neutralna, ciepła paleta — nowoczesna, „na czasie" */
  --bg:        #f4f2ee;   /* ciepła biel/piaskowy */
  --bg-2:      #efe7db;   /* delikatny gradient tła */
  --surface:   #ffffff;
  --ink:       #20201d;   /* prawie-czarny, miękki */
  --muted:     #847e74;
  --faint:     #b6afa4;
  --line:      #ebe6df;

  --primary:   #232220;   /* grafitowy przycisk — minimalistyczny */
  --primary-2: #3a3833;
  --primary-ink: #ffffff;
  --accent:    #9a7b58;   /* stonowane taupe/karmel jako akcent marki */

  --ok:   #3f7a5d;  --ok-bg:   #eef5f0;  --ok-line:  #d6e7dd;
  --warn: #9a7320;  --warn-bg: #f8f1e2;  --warn-line:#ecdfc4;
  --no:   #b14a3c;  --no-bg:   #f8ece9;  --no-line:  #eed3cd;

  --radius:   22px;
  --radius-s: 14px;
  --shadow:   0 1px 2px rgba(30,27,22,.04), 0 12px 30px -12px rgba(30,27,22,.12);
  --shadow-sm:0 1px 2px rgba(30,27,22,.05), 0 6px 16px -10px rgba(30,27,22,.12);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(1100px 600px at 50% -10%, var(--bg-2), transparent 60%),
    var(--bg);
  min-height: 100vh;
}

.wrap { max-width: 540px; margin: 0 auto; padding: 18px 18px 72px; }

/* pasek partnera */
.partner {
  display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap;
  text-decoration: none; color: var(--muted); font-size: 13px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 999px;
  padding: 9px 16px; margin-bottom: 18px; box-shadow: var(--shadow-sm);
  transition: border-color .15s;
}
.partner:hover { border-color: var(--accent); }
.partner strong { color: var(--ink); font-weight: 700; }
.partner-url { color: var(--accent); font-weight: 600; }

/* ---------- nagłówek ---------- */
header { text-align: center; margin: 10px 0 26px; }
.badge {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12px; font-weight: 600; letter-spacing: .3px;
  color: var(--accent);
  background: #fff;
  border: 1px solid var(--line);
  padding: 6px 13px; border-radius: 999px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); }
header h1 {
  font-size: 30px; line-height: 1.15; margin: 0 0 8px;
  letter-spacing: -.8px; font-weight: 700;
}
header p { color: var(--muted); margin: 0 auto; font-size: 15.5px; max-width: 380px; }

/* ---------- karty ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 18px;
}

label { display: block; font-weight: 600; font-size: 13.5px; margin: 18px 0 7px; color: var(--ink); }
.hint { font-weight: 400; color: var(--faint); font-size: 12.5px; }
.u { font-weight: 400; color: var(--faint); font-size: 12px; }

/* nagłówek sekcji formularza */
.section {
  font-size: 12px; text-transform: uppercase; letter-spacing: .7px;
  color: var(--accent); font-weight: 700;
  margin: 24px 0 4px; padding-top: 18px; border-top: 1px solid var(--line);
}

/* pasek z przełącznikiem jednostek */
.topbar { display: flex; align-items: center; justify-content: flex-end; gap: 10px; margin-bottom: 18px; }
.fieldlabel { font-size: 13px; color: var(--muted); font-weight: 500; }
.unit-toggle { display: inline-flex; background: #f0ece6; border-radius: 999px; padding: 3px; }
.unit-toggle button {
  border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 13px; font-weight: 600; color: var(--muted);
  padding: 6px 16px; border-radius: 999px; transition: all .15s;
}
.unit-toggle button.active { background: #fff; color: var(--ink); box-shadow: var(--shadow-sm); }

/* segmentowy przełącznik trybu (Our sofas / Other sofa) */
.seg {
  display: flex; background: #f0ece6; border-radius: 12px; padding: 4px; gap: 4px;
  margin-bottom: 16px;
}
.seg button {
  flex: 1; border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 13.5px; font-weight: 600; color: var(--muted);
  padding: 10px 8px; border-radius: 9px; transition: all .15s;
}
.seg button.active { background: #fff; color: var(--ink); box-shadow: var(--shadow-sm); }

/* checkbox „mam schody / zakręt" */
label.check {
  display: flex; align-items: center; gap: 10px;
  margin-top: 20px; font-weight: 500; font-size: 14.5px; cursor: pointer;
  color: var(--ink);
}
label.check input { width: 20px; height: 20px; accent-color: var(--accent); flex: none; cursor: pointer; }
[hidden] { display: none !important; }

select, input[type="number"] {
  width: 100%;
  padding: 13px 15px;
  font-size: 16px;                 /* 16px = brak zoomu na iOS */
  font-family: inherit;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: #fcfbfa;
  appearance: none;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23847e74' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 15px center;
  padding-right: 42px;
}
select:focus, input:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(154,123,88,.14);
}
input::placeholder { color: var(--faint); }

.row { display: flex; gap: 12px; }
.row > div { flex: 1; }

/* ---------- przycisk główny ---------- */
button.cta {
  width: 100%;
  margin-top: 24px;
  padding: 16px;
  font-size: 16px;
  font-weight: 650;
  font-family: inherit;
  letter-spacing: .2px;
  color: var(--primary-ink);
  background: var(--primary);
  border: none;
  border-radius: var(--radius-s);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform .06s ease, background .2s;
}
button.cta:hover { background: var(--primary-2); }
button.cta:active { transform: translateY(1px); }
button.cta:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- wynik ---------- */
.result { display: none; }
.result.show { display: block; animation: fade .3s cubic-bezier(.2,.7,.3,1); }
@keyframes fade { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.verdict {
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 14px;
  border: 1px solid transparent;
  box-shadow: var(--shadow-sm);
}
.verdict h2 { margin: 0 0 6px; font-size: 21px; letter-spacing: -.4px; display: flex; align-items: center; gap: 10px; }
.verdict > p { margin: 0; font-size: 15px; font-weight: 500; }
.verdict .icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  font-size: 17px; flex: none;
}

.verdict.fits     { background: var(--ok-bg);   border-color: var(--ok-line); }
.verdict.fits h2  { color: var(--ok); }
.verdict.fits .icon { background: #fff; }
.verdict.feet_off { background: var(--warn-bg); border-color: var(--warn-line); }
.verdict.feet_off h2 { color: var(--warn); }
.verdict.feet_off .icon { background: #fff; }
.verdict.tight    { background: var(--warn-bg); border-color: var(--warn-line); }
.verdict.tight h2 { color: var(--warn); }
.verdict.tight .icon { background: #fff; }
.verdict.no       { background: var(--no-bg);   border-color: var(--no-line); }
.verdict.no h2    { color: var(--no); }
.verdict.no .icon { background: #fff; }

.detail { font-size: 13.5px; color: var(--muted); margin: 10px 0 0 !important; font-weight: 400 !important; }
.bottleneck { font-weight: 600; color: var(--ink); }

.suggest {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-top: 12px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.suggest::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: var(--accent);
}
.suggest strong { color: var(--ink); }

.btnlink {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 14px;
  padding: 12px 18px;
  background: var(--primary);
  color: var(--primary-ink);
  text-decoration: none;
  border-radius: var(--radius-s);
  font-weight: 600; font-size: 14.5px;
  box-shadow: var(--shadow-sm);
  transition: background .2s, transform .06s;
}
.btnlink:hover { background: var(--primary-2); }
.btnlink:active { transform: translateY(1px); }
.btnlink.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); box-shadow: none; }

.note {
  font-size: 13px; color: var(--muted);
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-s); padding: 14px 16px; margin-top: 14px;
}

/* ---------- lista alternatyw ---------- */
.alts { margin-top: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 8px 20px 14px; box-shadow: var(--shadow-sm); }
.alts h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .6px; color: var(--faint); margin: 16px 0 6px; }
.alt {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 14.5px;
}
.alt:last-child { border-bottom: none; }
.tag { font-size: 11.5px; font-weight: 700; letter-spacing: .2px; padding: 4px 11px; border-radius: 999px; white-space: nowrap; }
.tag.fits     { background: var(--ok-bg);   color: var(--ok);   border: 1px solid var(--ok-line); }
.tag.feet_off { background: var(--warn-bg); color: var(--warn); border: 1px solid var(--warn-line); }
.tag.tight    { background: var(--warn-bg); color: var(--warn); border: 1px solid var(--warn-line); }
.tag.no       { background: var(--no-bg);   color: var(--no);   border: 1px solid var(--no-line); }

footer { text-align: center; color: var(--faint); font-size: 12.5px; margin-top: 32px; }
footer a { color: var(--muted); text-decoration: underline; text-underline-offset: 2px; }

/* ---------- animacja „jak sofa wchodzi" ---------- */
.anim {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 10px 8px 4px;
  margin-bottom: 14px;
  overflow: hidden;
}
.anim svg { width: 100%; height: auto; display: block; }
.anim g { transform-box: fill-box; }

/* sofa przechodzi poziomo */
.sofa-slide {
  animation: slideThrough 4.2s ease-in-out infinite;
}
@keyframes slideThrough {
  0%   { transform: translateX(-160px); }
  42%  { transform: translateX(90px); }
  58%  { transform: translateX(90px); }
  100% { transform: translateX(340px); }
}

/* sofa przechylona (dłuższa niż futryna) — wnoszona pod kątem */
.sofa-tilt {
  transform-origin: center;
  animation: tiltThrough 5s ease-in-out infinite;
}
@keyframes tiltThrough {
  0%   { transform: translateX(-170px) rotate(0deg); }
  28%  { transform: translateX(-10px)  rotate(0deg); }
  42%  { transform: translateX(30px)   rotate(-64deg); }
  60%  { transform: translateX(110px)  rotate(-64deg); }
  100% { transform: translateX(340px)  rotate(-64deg); }
}

/* sofa dobija do framugi i staje — nie wchodzi */
.sofa-bump {
  animation: bumpStop 3.2s ease-out infinite;
}
@keyframes bumpStop {
  0%        { transform: translateX(-190px); }
  38%       { transform: translateX(-46px); }
  46%       { transform: translateX(-58px); }
  54%, 100% { transform: translateX(-50px); }
}

/* czerwony X nad drzwiami */
.xmark line { stroke: var(--no); stroke-width: 13; stroke-linecap: round; }
.xmark {
  transform-origin: 160px 96px;
  animation: xpop 3.2s cubic-bezier(.2,1.5,.4,1) infinite;
}
@keyframes xpop {
  0%, 40%   { transform: scale(0); opacity: 0; }
  52%, 92%  { transform: scale(1); opacity: 1; }
  100%      { transform: scale(1); opacity: 0; }
}

/* efekt „nie wejdzie" na całej stronie */
body.flash-red { animation: bgFlash .55s ease-in-out 2; }
@keyframes bgFlash {
  0%, 100% { background-color: var(--bg); }
  50%      { background-color: #f3cdc7; }
}
.wrap.shake { animation: pageShake .55s ease-in-out 1; }
@keyframes pageShake {
  0%, 100% { transform: none; }
  20% { transform: translate(-7px, 3px) rotate(-.4deg); }
  40% { transform: translate(6px, -3px) rotate(.4deg); }
  60% { transform: translate(-5px, 2px); }
  80% { transform: translate(4px, -2px); }
}

/* ---------- treść SEO / poradnik ---------- */
.content { margin-top: 34px; }
.content section {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 22px 24px;
  margin-bottom: 16px;
}
.content h2 { font-size: 18px; letter-spacing: -.3px; margin: 0 0 10px; }
.content p, .content li { font-size: 14px; color: var(--muted); line-height: 1.65; }
.content p strong, .content li strong { color: var(--ink); }
.content ol { padding-left: 20px; margin: 8px 0 0; }
.content li { margin-bottom: 6px; }
.content table { width: 100%; border-collapse: collapse; font-size: 13.5px; margin-top: 8px; }
.content th, .content td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); color: var(--muted); }
.content th { color: var(--ink); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.content td:last-child { white-space: nowrap; font-weight: 600; color: var(--ink); }
.updated { font-size: 12px !important; color: var(--faint) !important; margin-top: 10px; }
.content details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.content details:last-child { border-bottom: none; }
.content summary {
  cursor: pointer; font-weight: 600; font-size: 14.5px; color: var(--ink);
  padding: 10px 0; list-style-position: inside;
}
.content summary:hover { color: var(--accent); }
.content details p { margin: 2px 0 12px; }
.content a { color: var(--accent); }

/* ---------- baner „zainstaluj aplikację" ---------- */
.install-banner {
  position: fixed;
  left: 12px; right: 12px; bottom: 12px;
  max-width: 540px; margin: 0 auto;
  display: flex; align-items: center; gap: 12px;
  background: var(--ink); color: #fff;
  border-radius: 16px;
  padding: 12px 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
  z-index: 50;
  animation: bannerUp .45s cubic-bezier(.2,.9,.3,1.2);
}
@keyframes bannerUp { from { transform: translateY(90px); opacity: 0; } to { transform: none; opacity: 1; } }
.ib-icon { width: 42px; height: 42px; border-radius: 10px; flex: none; }
.ib-text { flex: 1; display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.ib-text strong { font-size: 14px; }
.ib-text span { font-size: 12px; opacity: .75; line-height: 1.35; }
.ib-btn {
  border: none; cursor: pointer; font-family: inherit;
  background: #fff; color: var(--ink);
  font-weight: 700; font-size: 14px;
  padding: 9px 18px; border-radius: 10px; flex: none;
}
.ib-x {
  border: none; cursor: pointer; font-family: inherit;
  background: transparent; color: #fff; opacity: .6;
  font-size: 14px; padding: 6px; flex: none;
}
.ib-x:hover { opacity: 1; }