/* ============ Kalkulator inflacji — styles ============ */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #f4f7f4;
  --panel: #ffffff;
  --line: #dfe7df;
  --ink: #1c2a20;
  --dim: #64766a;
  --green: #1d7a4f;
  --green-dark: #135c3a;
  --red: #c0392b;
  --gold: #b98b2f;
  --radius: 20px;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --shadow: 0 10px 34px rgba(28, 42, 32, 0.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', system-ui, -apple-system, 'Segoe UI', sans-serif;
  background:
    radial-gradient(700px 340px at 92% -5%, #1d7a4f12, transparent 60%),
    radial-gradient(600px 320px at 0% 12%, #b98b2f10, transparent 55%),
    var(--bg);
  color: var(--ink);
  min-height: 100vh;
}

.wrap { max-width: 1020px; margin: 0 auto; padding: clamp(18px, 4vw, 48px); }

/* ---------- hero ---------- */
.hero { text-align: center; max-width: 760px; margin: 0 auto; padding-top: clamp(6px, 2.5vh, 26px); }
.kicker {
  display: inline-block;
  background: #1d7a4f12;
  border: 1px solid #1d7a4f35;
  color: var(--green-dark);
  padding: 6px 16px; border-radius: 999px;
  font-weight: 500; font-size: 0.82rem;
}
.hero h1 {
  margin-top: 18px;
  font-size: clamp(1.9rem, 5.6vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
}
.hero h1 em { font-style: normal; color: var(--green); }
.subtitle { margin: 14px auto 0; color: var(--dim); font-size: clamp(0.98rem, 2.3vw, 1.12rem); line-height: 1.6; }

/* ---------- panel / calc ---------- */
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(20px, 3vw, 28px);
}
.calc { margin-top: clamp(26px, 4vh, 40px); }
.calc-row { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .calc-row { grid-template-columns: 1fr; } }
.label { display: block; font-size: 0.86rem; font-weight: 500; color: var(--dim); margin-bottom: 7px; }
.unit { color: #5f6f63; font-size: 0.8em; }
input[type="number"], select {
  width: 100%;
  background: #f8faf8;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 700;
  padding: 12px 14px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
select { cursor: pointer; }
input:focus, select:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px #1d7a4f22; }
.denom-note {
  margin-top: 12px;
  background: #fdf6e7;
  border: 1px solid #ecd9ac;
  border-radius: 10px;
  padding: 10px 14px;
  color: #7a5c14;
  font-size: 0.88rem;
  line-height: 1.5;
}
.presets { margin-top: 16px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.presets-label { font-size: 0.85rem; color: var(--dim); }
.chip {
  font-family: inherit; font-size: 0.85rem; font-weight: 500;
  background: #f0f5f0;
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 999px;
  padding: 7px 14px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.chip:hover { border-color: var(--green); color: var(--green-dark); }

/* ---------- results ---------- */
.results { margin-top: 20px; }
.big-card {
  background: linear-gradient(160deg, var(--green), var(--green-dark));
  color: #fff;
  border-radius: var(--radius);
  box-shadow: 0 16px 44px rgba(19, 92, 58, 0.3);
  padding: clamp(24px, 4vw, 36px);
  text-align: center;
}
.big-line { font-size: clamp(1rem, 2.6vw, 1.2rem); opacity: 0.92; }
.big-num {
  font-family: var(--mono);
  font-size: clamp(2.6rem, 8vw, 4.4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-top: 8px;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.25);
  overflow-wrap: anywhere;
}
.big-sub { margin-top: 10px; font-size: 0.95rem; opacity: 0.85; line-height: 1.5; }

.sub-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 14px; }
@media (max-width: 640px) { .sub-cards { grid-template-columns: 1fr; } }
.sub-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 18px;
  text-align: center;
}
.sc-label { display: block; font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--dim); font-weight: 500; }
.sc-num { display: block; font-family: var(--mono); font-size: clamp(1.5rem, 4vw, 2rem); font-weight: 700; margin-top: 6px; color: var(--green-dark); }
.sc-num.loss { color: var(--red); }
.sc-desc { display: block; margin-top: 4px; font-size: 0.85rem; color: var(--dim); line-height: 1.45; }

.share-row { display: flex; justify-content: center; margin-top: 18px; }
.btn {
  font-family: inherit; font-weight: 700; font-size: 1rem;
  border: none; border-radius: 999px; cursor: pointer;
  padding: 13px 28px;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.btn:active { transform: scale(0.97); }
.btn.share { background: var(--ink); color: #fff; box-shadow: 0 8px 24px rgba(28, 42, 32, 0.3); }
.btn.share:hover { opacity: 0.92; transform: translateY(-1px); }

/* ---------- chart ---------- */
.chart-section { margin-top: clamp(46px, 7vh, 72px); }
.chart-section h2, .history h2, .table-section h2, .faq h2 {
  text-align: center;
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  font-weight: 800;
  margin-bottom: 10px;
}
.chart-sub, .table-sub { text-align: center; color: var(--dim); font-size: 0.92rem; margin-bottom: 20px; }
.chart { padding: clamp(14px, 2.5vw, 24px); }
.chart svg { width: 100%; height: auto; display: block; }
.chart .axis-label { font-family: var(--mono); font-size: 11px; fill: var(--dim); }

/* ---------- history ---------- */
.history { margin-top: clamp(46px, 7vh, 72px); }
.history h2 { margin-bottom: 22px; }
.hist-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 14px; }
.hist-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 20px;
}
.hist-card b { display: block; margin-bottom: 8px; font-size: 1rem; }
.hist-card p { color: var(--dim); font-size: 0.92rem; line-height: 1.6; }

/* ---------- table ---------- */
.table-section { margin-top: clamp(46px, 7vh, 72px); }
.table-scroll { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; background: var(--panel); min-width: 560px; }
th, td { padding: 9px 14px; text-align: right; font-size: 0.9rem; }
thead th {
  background: var(--green-dark); color: #fff;
  font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; font-size: 0.72rem;
}
tbody tr:nth-child(even) { background: #f7faf7; }
td.year { font-weight: 700; text-align: left; }
td.num { font-family: var(--mono); }
td .est { color: #8a6410; font-size: 0.75em; }
td.hi { color: var(--red); font-weight: 700; }
td.lo { color: var(--green); font-weight: 700; }

/* ---------- FAQ ---------- */
.faq { margin-top: clamp(46px, 7vh, 72px); }
.faq h2 { margin-bottom: 20px; }
.faq details {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  margin-bottom: 10px;
  overflow: hidden;
}
.faq summary {
  cursor: pointer; padding: 16px 20px;
  font-weight: 700; font-size: 0.98rem;
  list-style: none; position: relative; padding-right: 44px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  position: absolute; right: 18px; top: 50%;
  transform: translateY(-50%);
  color: var(--green); font-size: 1.3rem;
  transition: transform 0.2s ease;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 20px 18px; color: var(--dim); line-height: 1.65; font-size: 0.93rem; }

/* ---------- footer / toast ---------- */
.footer {
  margin-top: clamp(46px, 7vh, 72px);
  text-align: center;
  color: var(--dim); font-size: 0.88rem; line-height: 1.8;
  padding-bottom: 30px;
}
.footer .muted { color: #7d8f82; }
.footer a { color: var(--green-dark); }

.toast {
  position: fixed; bottom: 26px; left: 50%;
  transform: translateX(-50%) translateY(120px);
  background: var(--ink); color: #fff;
  padding: 13px 26px; border-radius: 999px;
  font-weight: 600; font-size: 0.95rem;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 50;
}
.toast.show { transform: translateX(-50%) translateY(0); }

/* ==== dodatki SEO/a11y ==== */
.noscript-note { background: #fff3cd; color: #5a4500; padding: 12px 16px; border-radius: 10px; margin: 16px auto; max-width: 720px; font-size: 0.95rem; }
.more-tools { margin-top: 14px; font-size: 0.85rem; display: flex; flex-wrap: wrap; gap: 6px 14px; justify-content: center; }
.more-tools a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }
.more-tools a:hover { opacity: 0.75; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto !important; }
}