/* Kalkulátor stílusai (a régi style.css-ből átemelve, az új változókkal) */
.calc {
  background: #fff; border-radius: 16px; box-shadow: var(--shadow-lg); border: 1px solid var(--line);
  color: var(--az-dark); overflow: hidden;
}
.calc__head {
  background: var(--navy);
  color: #fff; padding: 22px 26px;
}
.calc__eyebrow {
  display: inline-block; background: var(--az-gold); color: var(--az-primary-dark);
  padding: 4px 10px; border-radius: 4px; font-size: 11px; font-weight: 800;
  letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 10px;
}
.calc__head h3 { margin: 0; font-size: 22px; line-height: 1.3; color: #fff; font-weight: 800; }
.calc__head p { margin: 8px 0 0; font-size: 13px; color: rgba(255,255,255,0.85); }
.calc__progress { margin-top: 16px; }
.calc__progress-labels { display: flex; justify-content: space-between; font-size: 11px; color: rgba(255,255,255,0.85); margin-bottom: 6px; }
.calc__progress-bar { width: 100%; height: 6px; border-radius: 999px; background: rgba(255,255,255,0.16); overflow: hidden; }
.calc__progress-fill { height: 100%; background: var(--az-gold); width: 20%; transition: width .3s ease; }
.calc__body { padding: 22px 26px; }
.calc__step { display: none; }
.calc__step.active { display: block; animation: fadeIn .3s ease; }
.calc__step-title { margin: 0 0 4px; font-size: 18px; font-weight: 800; color: var(--az-primary); }
.calc__step-sub { margin: 0 0 18px; font-size: 13px; color: var(--az-muted); }
.calc__options { display: grid; gap: 10px; grid-template-columns: repeat(3,1fr); }
.calc__options--2 { grid-template-columns: 1fr 1fr; }
.calc__options--5 { grid-template-columns: repeat(5, 1fr); }
@media(max-width:500px) {
.calc__options:not(.calc__options--carousel), .calc__options--2, .calc__options--5 { grid-template-columns: 1fr; }
}
.calc__carousel-wrap {
  position: relative;
  margin-top: 4px;
}
.calc__options--carousel {
  display: flex !important; gap: 10px;
  overflow-x: auto; overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding: 4px 4px 14px;        /* hely az alsó scrollbar-nak */
  scrollbar-width: thin;
  scrollbar-color: var(--az-primary) var(--az-bg);
}
.calc__options--carousel::-webkit-scrollbar { height: 6px; }
.calc__options--carousel::-webkit-scrollbar-track { background: var(--az-bg); border-radius: 3px; }
.calc__options--carousel::-webkit-scrollbar-thumb { background: var(--az-primary); border-radius: 3px; }
.calc__options--carousel .calc__option {
  flex: 0 0 calc(33.333% - 7px);   /* 3 elem látható egyszerre desktopon */
  scroll-snap-align: start;
  display: flex; flex-direction: column; align-items: center;
  padding: 14px 8px;
}
@media(max-width:700px) {
.calc__options--carousel .calc__option { flex: 0 0 calc(50% - 5px); }
}
@media(max-width:430px) {
.calc__options--carousel .calc__option { flex: 0 0 calc(75% - 5px); }
}
.calc__carousel-icon {
  width: 100%; aspect-ratio: 4/3;
  background-size: contain; background-position: center; background-repeat: no-repeat;
  margin-bottom: 8px;
  filter: grayscale(0.2);
  transition: filter .2s, transform .2s;
}
.calc__option.active .calc__carousel-icon {
  filter: none; transform: scale(1.05);
}
.calc__carousel-arrow {
  position: absolute; top: 38%; transform: translateY(-50%);
  width: 36px; height: 36px; border-radius: 50%;
  background: #fff; color: var(--az-primary);
  border: 2px solid var(--az-primary);
  font-size: 18px; font-weight: 800; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  z-index: 5;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  transition: background .2s;
}
.calc__carousel-arrow:hover { background: var(--az-primary); color: #fff; }
.calc__carousel-arrow--prev { left: -16px; }
.calc__carousel-arrow--next { right: -16px; }
@media(max-width:500px) {
.calc__carousel-arrow { display: none; }
}
.calc__roof-diagram {
  width: 100%; max-width: 720px; height: auto;
  display: block; margin: 0 auto 14px;
  border-radius: 8px; box-shadow: var(--az-shadow);
  background: #fff; padding: 10px;
}
.calc__option {
  padding: 14px 10px; border: 2px solid var(--az-border); border-radius: 10px;
  cursor: pointer; text-align: center; background: #fff; transition: all .2s;
  display: block;
}
.calc__option:hover { border-color: #B8CDDC; }
.calc__option.active { border-color: var(--az-primary); background: var(--az-sky); }
.calc__option-icon { font-size: 24px; margin-bottom: 6px; }
.calc__option-label { font-size: 13px; font-weight: 700; color: var(--az-primary); }
.calc__option-sub { font-size: 11px; color: var(--az-muted); margin-top: 2px; }
.calc__form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
@media(max-width:500px) {
.calc__form-grid { grid-template-columns: 1fr; }
}
.calc__field label { display: block; font-size: 12px; font-weight: 700; color: var(--az-dark); margin-bottom: 4px; }
.calc__field label small { color: var(--az-muted); font-weight: 400; font-size: 11px; margin-left: 4px; }
.calc__field input, .calc__field select {
  width: 100%; padding: 10px 12px; font-size: 16px;
  border: 1px solid var(--az-border); border-radius: 8px;
  font-family: inherit; background: #fff;
}
.calc__field input:focus, .calc__field select:focus {
  outline: none; border-color: var(--az-primary);
  box-shadow: 0 0 0 3px rgba(31,78,121,.15);
}
.calc__check { display: flex; align-items: flex-start; gap: 8px; font-size: 12px; color: var(--az-muted); margin: 12px 0; }
.calc__info {
  background: var(--az-sky); padding: 10px 12px; border-radius: 6px;
  font-size: 12px; color: var(--az-primary); line-height: 1.5;
  margin-top: 10px;
}
.calc__info strong { color: var(--az-primary-dark); }
.calc__actions {
  display: flex; justify-content: space-between; gap: 10px;
  margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--az-border);
}
.calc__btn {
  appearance: none; border: 0; height: 46px; padding: 0 18px;
  border-radius: 10px; font-size: 14px; font-weight: 700; cursor: pointer;
  font-family: inherit; letter-spacing: .3px;
}
.calc__btn--primary { background: var(--az-accent); color: #fff; }
.calc__btn--primary:hover { background: var(--az-accent-dark); }
.calc__btn--primary:disabled { opacity: .5; cursor: not-allowed; }
.calc__btn--secondary { background: #fff; color: var(--az-dark); border: 1px solid var(--az-border); }
.calc__btn--secondary:hover { background: var(--az-bg); }
.calc__result {
  background: linear-gradient(135deg, var(--az-primary) 0%, var(--az-primary-dark) 100%);
  color: #fff; padding: 24px; border-radius: 12px; margin-bottom: 12px;
}
.calc__result-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.calc__result-icon {
  width: 36px; height: 36px; border-radius: 50%; background: var(--az-gold);
  color: var(--az-primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 18px;
}
.calc__result h4 { margin: 0; font-size: 18px; color: #fff; }
.calc__result-group {
  margin-top: 14px; padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.15);
}
.calc__result-group:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.calc__result-group-title {
  font-size: 11px; text-transform: uppercase; letter-spacing: 1.5px;
  color: var(--az-gold); margin-bottom: 8px; font-weight: 700;
}
.calc__result-row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 6px 0; font-size: 14px;
}
.calc__result-row strong { color: var(--az-gold); font-size: 15px; font-weight: 800; }
.calc__result-row small { font-size: 11px; color: #B8CDDC; display: block; }
.calc__gate {
  padding: 18px 20px;
  background: linear-gradient(135deg, #fff, var(--az-sky));
  border: 2px dashed var(--az-primary); border-radius: 10px; margin-top: 12px;
  text-align: center;
}
.calc__gate-icon { font-size: 32px; margin-bottom: 6px; }
.calc__gate h4 { margin: 0 0 6px; color: var(--az-primary); font-size: 16px; font-weight: 800; }
.calc__gate p { margin: 0 0 14px; font-size: 13px; color: var(--az-muted); }
.calc__radio-group { display: flex; gap: 10px; margin-top: 4px; }
.calc__radio {
  flex: 1; padding: 10px; border: 2px solid var(--az-border); border-radius: 8px;
  cursor: pointer; text-align: center; font-size: 13px; font-weight: 600; color: var(--az-dark);
  background: #fff; transition: all .2s;
}
.calc__radio:hover { border-color: #B8CDDC; }
.calc__radio.active { border-color: var(--az-primary); background: var(--az-sky); color: var(--az-primary); }
@media(max-width:980px) {
.calc { margin-top: 30px; }
}
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
/* új elemek: kézi mód, ereszcsatorna, oldal-elrendezés */
.calc-page { display: grid; grid-template-columns: 1fr 340px; gap: 32px; align-items: start; }
.calc-page > * { min-width: 0; }
.calc-mode { display: flex; gap: 8px; margin: 0 0 18px; background: var(--cream-2); padding: 6px; border-radius: 10px; }
.calc-mode button { flex: 1; border: 0; background: none; padding: 11px 12px; border-radius: 7px; font: 700 14px 'Open Sans', sans-serif; color: var(--ink); cursor: pointer; }
.calc-mode button[aria-pressed="true"] { background: #fff; color: var(--brick); box-shadow: var(--shadow); }
.manual-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.calc-aside { display: grid; gap: 16px; }
.calc-aside .info-card { padding: 20px; }
@media (max-width: 960px) { .calc-page { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .manual-grid { grid-template-columns: 1fr; } }