/* ============================================================
   Kalkulator Nieruchomości — wspólne komponenty kalkulatorów mikroretencji
   (ładowane PO styles.css na stronach oczka i retencji)
   ============================================================ */

:root {
  --grant: #12934F;
  --grant-soft: #E3F5EB;
  --grant-grad: linear-gradient(135deg, #23B968 0%, #0E7A42 100%);
}

/* ---------- banner dotacji (flywheel) ---------- */
.grant-banner {
  position: relative; display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  background: var(--grant-grad); color: #fff;
  border-radius: var(--r-l); padding: 22px 26px;
  box-shadow: 0 18px 44px -16px rgba(18,147,79,.55);
  overflow: hidden;
}
.grant-banner::before {
  content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%;
  right: -80px; top: -140px; background: radial-gradient(circle, rgba(255,255,255,.22), transparent 65%);
}
.grant-icon {
  flex: none; width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center;
  background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.3);
}
.grant-icon .ic { width: 28px; height: 28px; color: #fff; }
.grant-copy { flex: 1; min-width: 240px; position: relative; }
.grant-copy strong { display: block; font-family: var(--font-head); font-size: clamp(1.05rem, 1.8vw, 1.3rem); font-weight: 700; margin-bottom: 3px; }
.grant-copy span { font-size: 14px; color: rgba(255,255,255,.85); }
.grant-banner .btn { position: relative; background: #fff; color: #0E7A42; box-shadow: 0 8px 22px -8px rgba(0,0,0,.35); }
.grant-banner .btn:hover { transform: translateY(-1px); filter: none; }
.grant-mini {
  display: flex; align-items: center; gap: 9px; margin: 0 24px;
  background: var(--grant-soft); border: 1px solid #C8E8D4; color: var(--grant);
  font-size: 13px; font-weight: 700; padding: 10px 14px; border-radius: 12px;
}
.grant-mini .ic { color: var(--grant); flex: none; }

/* ---------- panel ROI ---------- */
.roi-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.roi-card { background: var(--surface-2); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; }
.roi-card.hi { background: var(--grant-soft); border-color: #C8E8D4; }
.roi-card.aqua { background: var(--aqua-softer); border-color: #D6EFF6; }
.roi-v { font-family: var(--font-head); font-weight: 800; font-size: 21px; font-variant-numeric: tabular-nums; }
.roi-card.hi .roi-v { color: var(--grant); }
.roi-card.aqua .roi-v { color: var(--aqua-deep); }
.roi-k { font-size: 12.5px; font-weight: 600; color: var(--ink-3); }
.roi-foot { grid-column: 1 / -1; font-size: 13px; color: var(--ink-2); background: var(--surface-2); border: 1px dashed var(--line-2); border-radius: 12px; padding: 11px 14px; }

/* ---------- bilans wody (zbierzesz vs zużyjesz) ---------- */
.balance { display: grid; gap: 14px; }
.bal-row { display: grid; gap: 6px; }
.bal-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; font-size: 13.5px; font-weight: 700; }
.bal-head b { font-family: var(--font-head); font-variant-numeric: tabular-nums; font-size: 15.5px; }
.bal-bar { height: 14px; border-radius: 99px; background: var(--line); overflow: hidden; }
.bal-bar i { display: block; height: 100%; border-radius: 99px; width: var(--w, 0%); transition: width .6s cubic-bezier(.3,.7,.3,1); }
.bal-rain i { background: linear-gradient(90deg, #17C3E0, #0890B2); }
.bal-use i { background: linear-gradient(90deg, #F0B95C, #DD8F2A); }
.bal-note { font-size: 13px; color: var(--ink-2); background: var(--aqua-softer); border: 1px solid #D6EFF6; border-radius: 12px; padding: 11px 14px; }

/* ---------- select (region) ---------- */
.select-row { display: grid; gap: 6px; max-width: 420px; margin-bottom: 22px; }
.select-row label { font-size: 13.5px; font-weight: 700; }
.select {
  appearance: none; -webkit-appearance: none; width: 100%;
  font: inherit; font-size: 15.5px; font-weight: 600; color: var(--ink);
  padding: 13px 44px 13px 16px; border: 1.5px solid var(--line-2); border-radius: 13px;
  background: var(--surface-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' fill='none' stroke='%23405864' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 14px center / 18px;
  cursor: pointer; transition: border-color .2s, box-shadow .2s;
}
.select:focus { outline: none; border-color: var(--aqua); box-shadow: 0 0 0 4px rgba(12,166,198,.14); }

/* ---------- kroki: kafle statystyk deszczu ---------- */
.rain-stats { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.rain-stat {
  flex: 1; min-width: 150px; border-radius: 14px; padding: 14px 18px;
  display: flex; flex-direction: column; gap: 1px;
  background: var(--aqua-softer); border: 1px solid #D6EFF6;
}
.rain-stat.warm { background: var(--sun-soft); border-color: #F3DFBC; }
.rain-stat.good { background: var(--grant-soft); border-color: #C8E8D4; }
.rain-stat .ss-v { color: var(--aqua-deep); }
.rain-stat.warm .ss-v { color: #B47716; }
.rain-stat.good .ss-v { color: var(--grant); }

/* ---------- sekcja "jak działa dotacja" ---------- */
.grant-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grant-step { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-m); padding: 26px; box-shadow: var(--shadow-1); position: relative; }
.grant-step .g-num {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 800; font-size: 17px; color: #fff;
  background: var(--grant-grad); box-shadow: 0 8px 18px -6px rgba(18,147,79,.5); margin-bottom: 16px;
}
.grant-step h3 { font-size: 16.5px; font-weight: 700; margin-bottom: 8px; }
.grant-step p { font-size: 14.3px; color: var(--ink-2); }
.grant-cta-wrap { text-align: center; margin-top: 34px; }
.btn-grant { background: var(--grant-grad); color: #fff; box-shadow: 0 8px 24px -8px rgba(18,147,79,.6); }
.btn-grant:hover { filter: brightness(1.08); transform: translateY(-1px); }

/* ---------- banner cross-sell (retencja ⇄ nawadnianie) ---------- */
.cross-banner {
  position: relative; display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  background: linear-gradient(135deg, #17C3E0 0%, #0B7ED9 100%); color: #fff;
  border-radius: var(--r-l); padding: 22px 26px;
  box-shadow: 0 18px 44px -16px rgba(12,126,217,.55);
  overflow: hidden;
}
.cross-banner::before {
  content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%;
  right: -80px; top: -140px; background: radial-gradient(circle, rgba(255,255,255,.22), transparent 65%);
}
.cross-banner .grant-icon { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.3); }
.cross-banner .grant-copy { flex: 1; min-width: 240px; position: relative; }
.cross-banner .grant-copy strong { display: block; font-family: var(--font-head); font-size: clamp(1.05rem, 1.8vw, 1.3rem); font-weight: 700; margin-bottom: 3px; }
.cross-banner .grant-copy span { font-size: 14px; color: rgba(255,255,255,.88); }
.cross-banner .btn { position: relative; background: #fff; color: #0B6BB8; box-shadow: 0 8px 22px -8px rgba(0,0,0,.35); }
.cross-banner .btn:hover { transform: translateY(-1px); filter: none; }

/* ---------- pasek kalkulatorów (flywheel między stronami) ---------- */
.kalk-band { background: var(--surface); border-block: 1px solid var(--line); }
.kalk-band-in { display: flex; align-items: center; gap: 18px; padding: 18px 24px; flex-wrap: wrap; }
.kalk-band-in > span { font-size: 13.5px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); }
.kalk-links { display: flex; gap: 10px; flex-wrap: wrap; }
.kalk-links a {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 14px; color: var(--ink-2);
  border: 1.5px solid var(--line-2); border-radius: 999px; padding: 8px 16px; transition: .2s;
}
.kalk-links a:hover { border-color: var(--aqua); color: var(--aqua-deep); text-decoration: none; background: var(--aqua-softer); }
.kalk-links a.current { background: var(--deep); border-color: var(--deep); color: #fff; pointer-events: none; }

@media (max-width: 760px) {
  .grant-steps { grid-template-columns: 1fr; }
  .roi-grid { grid-template-columns: 1fr 1fr; }
  .grant-banner, .cross-banner { padding: 18px 20px; }
}
@media (max-width: 560px) {
  .roi-grid { grid-template-columns: 1fr; }
  .rain-stats { flex-direction: column; }
  .grant-banner .btn, .cross-banner .btn { width: 100%; }
  .grant-cta-wrap .btn { white-space: normal; width: 100%; }
}
@media print {
  .grant-banner .btn, .kalk-band, .cross-banner { display: none !important; }
}