/* Calculator page — oknaminsk24 */
:root {
  --kc-ink: #152029;
  --kc-muted: #5d6b78;
  --kc-steel: #1f3a52;
  --kc-green: #19b27f;
  --kc-green-deep: #149a74;
  --kc-accent: #e07a1f;
  --kc-font: "Manrope", system-ui, sans-serif;
  --kc-max: 1380px;
}

* { box-sizing: border-box; }

body.kalk-page {
  margin: 0;
  font-family: var(--kc-font);
  color: var(--kc-ink);
  background:
    radial-gradient(900px 420px at 10% -10%, rgba(25, 178, 127, 0.13), transparent 55%),
    radial-gradient(700px 360px at 100% 4%, rgba(224, 122, 31, 0.1), transparent 50%),
    linear-gradient(180deg, #f7f3ec 0%, #eef2f6 52%, #f5f1ea 100%);
  min-height: 100vh;
}

.kc-wrap {
  width: min(var(--kc-max), calc(100% - 2rem));
  margin: 0 auto;
}

.kc-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0 0 0.85rem;
  font-size: 0.86rem;
  color: var(--kc-muted);
}

.kc-crumbs a {
  color: var(--kc-muted);
  text-decoration: none;
}

.kc-crumbs a:hover { color: var(--kc-green-deep); }

.kc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0 0 0.75rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(25, 178, 127, 0.12);
  color: var(--kc-green-deep);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.kc-kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--kc-green);
}

.kc-btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.15rem;
  border-radius: 12px;
  border: 0;
  font: inherit;
  font-size: 0.94rem;
  font-weight: 750;
  text-decoration: none !important;
  cursor: pointer;
  transition: transform 0.15s;
}

.kc-btn:hover { transform: translateY(-1px); }

.kc-btn--green {
  background: linear-gradient(90deg, #31a375, #19b27f);
  color: #fff !important;
  box-shadow: 0 10px 22px rgba(25, 178, 127, 0.28);
}

.kc-btn--ghost {
  background: rgba(255, 255, 255, 0.85);
  color: var(--kc-ink) !important;
  border: 1px solid rgba(25, 178, 127, 0.35);
}

.kc-btn--orange {
  background: linear-gradient(90deg, #ef9340, #e07a1f);
  color: #fff !important;
  box-shadow: 0 10px 22px rgba(224, 122, 31, 0.28);
}

.kc-hero { padding: 1.35rem 0 1rem; }

.kc-hero__grid {
  display: grid;
  gap: 1.25rem;
  align-items: stretch;
}

@media (min-width: 900px) {
  .kc-hero__grid {
    grid-template-columns: 1.35fr 0.85fr;
    gap: 1.75rem;
  }
}

.kc-hero h1 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.85rem, 4.2vw, 2.7rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--kc-steel);
}

.kc-hero__lead {
  margin: 0 0 1.1rem;
  max-width: 40rem;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--kc-muted);
}

.kc-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.kc-hero__side {
  border-radius: 22px;
  padding: 1.4rem 1.3rem;
  color: #fff;
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(25, 178, 127, 0.45), transparent 55%),
    linear-gradient(145deg, #1a3348 0%, #16384a 45%, #0f2a38 100%);
  box-shadow: 0 18px 40px rgba(21, 40, 55, 0.22);
}

.kc-hero__side strong {
  display: block;
  font-size: clamp(1.8rem, 4vw, 2.3rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 0.55rem;
}

.kc-hero__side p {
  margin: 0;
  color: rgba(255, 255, 255, 0.84);
  line-height: 1.5;
}

.kc-hero__side ul {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
  font-size: 0.92rem;
}

.kc-hero__side li {
  display: flex;
  gap: 0.45rem;
  align-items: center;
}

.kc-hero__side li::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--kc-green);
  flex-shrink: 0;
}

.kc-frame-wrap {
  margin: 0.25rem 0 1.5rem;
  border-radius: 22px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(31, 58, 82, 0.08);
  box-shadow: 0 16px 40px rgba(21, 32, 41, 0.07);
}

.kc-frame {
  display: block;
  width: 100%;
  min-height: 980px;
  border: 0;
  background: transparent;
}

.kc-note {
  margin: 0 0 1.5rem;
  padding: 1rem 1.15rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(31, 58, 82, 0.08);
  color: var(--kc-muted);
  line-height: 1.5;
  font-size: 0.95rem;
}

.kc-note strong { color: var(--kc-ink); }

.kc-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 0 2rem;
  padding: 1.35rem 1.4rem;
  border-radius: 20px;
  background:
    radial-gradient(80% 120% at 100% 0%, rgba(25, 178, 127, 0.22), transparent 55%),
    linear-gradient(120deg, #1a3348, #163d4f);
  color: #fff;
}

.kc-cta h2 {
  margin: 0 0 0.35rem;
  font-size: 1.3rem;
}

.kc-cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.5;
}

.kc-foot {
  padding: 1.25rem 0 2rem;
  border-top: 1px solid rgba(31, 58, 82, 0.08);
  font-size: 0.88rem;
  color: var(--kc-muted);
}

.kc-foot__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 1.25rem;
}

.kc-foot a {
  color: var(--kc-muted);
  text-decoration: none;
}

.kc-foot a:hover { color: var(--kc-green-deep); }

/* Mobile: compact page chrome, calculator first */
@media (max-width: 767.98px) {
  .kc-wrap {
    width: min(100% - 1.1rem, var(--kc-max));
  }

  .kc-hero {
    padding: 0.85rem 0 0.55rem;
  }

  .kc-hero h1 {
    font-size: clamp(1.45rem, 7vw, 1.85rem);
    margin-bottom: 0.4rem;
  }

  .kc-hero__lead {
    font-size: 0.92rem;
    line-height: 1.45;
    margin-bottom: 0.75rem;
  }

  .kc-hero__side {
    display: none;
  }

  .kc-kicker {
    margin-bottom: 0.45rem;
    font-size: 0.7rem;
    padding: 0.28rem 0.6rem;
  }

  .kc-crumbs {
    margin-bottom: 0.5rem;
    font-size: 0.78rem;
  }

  .kc-hero__cta {
    gap: 0.45rem;
  }

  .kc-btn {
    min-height: 2.65rem;
    padding: 0.6rem 0.95rem;
    font-size: 0.88rem;
  }

  .kc-frame-wrap {
    margin: 0 0 0.85rem;
    border-radius: 16px;
  }

  .kc-frame {
    min-height: 640px;
  }

  .kc-note {
    margin-bottom: 1rem;
    padding: 0.75rem 0.85rem;
    font-size: 0.84rem;
    border-radius: 12px;
  }

  .kc-cta {
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border-radius: 16px;
    margin-bottom: 1.25rem;
  }

  .kc-cta h2 {
    font-size: 1.1rem;
  }

  .kc-cta .kc-btn {
    width: 100%;
  }
}