/* Версия 11: ветрогенераторы, солнечно-ветровая система, поля формы для ветра */

.wind { background: #eef3eb; }
.wind-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.wind-card {
  display: grid; grid-template-columns: 220px 1fr; gap: 24px; align-items: start;
  padding: 24px; border: 1px solid #cbd8cd; border-radius: var(--radius); background: white;
}
.wind-card .wind-photo { width: 220px; min-height: 220px; padding: 0; background: white; border-color: var(--line); }
.wind-card .wind-photo img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; }
.wind-body h3 { margin: 4px 0 6px; font-family: Unbounded, sans-serif; font-size: 24px; letter-spacing: -.03em; }
.wind-lead { margin: 0 0 14px; color: var(--muted); font-size: 14px; }
.wind-facts { margin: 0 0 18px; border-top: 1px solid var(--line); }
.wind-facts div { padding: 10px 0; border-bottom: 1px solid var(--line); }
.wind-facts dt { color: #809087; font-size: 11px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.wind-facts dd { margin: 2px 0 0; font-size: 13px; line-height: 1.5; }

/* Солнечно-ветровая система */
.hybrid {
  margin-top: 56px; padding: 34px; border-radius: var(--radius); background: white; border: 1px solid #cbd8cd;
  display: grid; grid-template-columns: .9fr 1.4fr; gap: 20px 40px; align-items: center;
}
.hybrid-copy h3 { margin: 0 0 14px; font-family: Unbounded, sans-serif; font-size: clamp(24px, 3vw, 34px); line-height: 1.2; letter-spacing: -.03em; }
.hybrid-copy p:not(.eyebrow) { color: var(--muted); font-size: 14px; }
.hybrid-pick { grid-column: 1 / -1; justify-self: start; }

.flow {
  margin: 0; display: grid; gap: 26px 30px;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-areas:
    "pv  pvc  bat"
    "wt  wtc  bat"
    "load inv inv"
    "cap cap  cap";
}
.flow-node {
  position: relative; display: flex; flex-direction: column; justify-content: center; gap: 2px;
  min-height: 74px; padding: 12px 14px; border-radius: 14px; border: 1px solid var(--line); background: var(--paper);
  font-size: 13px; line-height: 1.3;
}
.flow-node small { color: var(--muted); font-size: 11px; }
.flow-pv  { grid-area: pv;  border-color: #e9cf8f; background: #fff8e6; }
.flow-pvc { grid-area: pvc; }
.flow-wt  { grid-area: wt;  border-color: #b8d7c4; background: #eef6f0; }
.flow-wtc { grid-area: wtc; }
.flow-bat { grid-area: bat; background: var(--deep); border-color: var(--deep); color: white; }
.flow-bat small { color: #aac3b6; }
.flow-inv { grid-area: inv; background: var(--green); border-color: var(--green); color: white; }
.flow-load { grid-area: load; }
.flow figcaption { grid-area: cap; margin-top: -6px; color: var(--muted); font-size: 11px; }

/* Стрелки: источник → контроллер → аккумулятор → инвертор → потребители */
.flow-pv::after, .flow-wt::after, .flow-pvc::after, .flow-wtc::after {
  content: "→"; position: absolute; right: -24px; top: 50%; transform: translateY(-50%);
  color: var(--green); font-weight: 800; font-size: 18px;
}
.flow-bat::after { content: "↓"; position: absolute; left: 50%; bottom: -26px; transform: translateX(-50%); color: var(--green); font-weight: 800; font-size: 18px; }
.flow-inv::before { content: "←"; position: absolute; left: -25px; top: 50%; transform: translateY(-50%); color: var(--green); font-weight: 800; font-size: 18px; }

.wind-faq { margin-top: 56px; display: grid; grid-template-columns: .7fr 1.3fr; gap: 40px; }
.wind-faq h3 { margin: 0; font-family: Unbounded, sans-serif; font-size: 24px; line-height: 1.25; }

/* Форма: выбранное оборудование и необязательные поля для ветра */
.form-selected {
  grid-column: 1 / -1; margin: 0; padding: 12px 16px; border-radius: 12px;
  background: #edf6ec; border: 1px solid #b8d7bc; color: var(--green); font-size: 13px; font-weight: 800;
}
.wind-fields { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; padding: 16px; border-radius: 14px; background: #f5f8f3; }
.wind-fields[hidden] { display: none; }
.wind-fields-title { grid-column: 1 / -1; margin: 0; font-size: 13px; font-weight: 800; }
.wind-fields-title small { color: var(--muted); font-weight: 600; }

@media (max-width: 1100px) {
  .wind-grid { grid-template-columns: 1fr; }
}

@media (max-width: 950px) {
  .hybrid { grid-template-columns: 1fr; padding: 26px; }
  .wind-faq { grid-template-columns: 1fr; gap: 16px; }
}

@media (max-width: 600px) {
  .wind-card { grid-template-columns: 1fr; padding: 18px; gap: 16px; }
  .wind-card .wind-photo { width: 100%; min-height: 0; }
  .wind-card .wind-photo img { max-height: 280px; }
  .wind-card .btn { width: 100%; }
  .hybrid { padding: 20px; margin-top: 40px; }
  .hybrid-pick { width: 100%; }
  /* На телефоне схема — две ветки, сходящиеся к аккумулятору */
  .flow {
    grid-template-columns: 1fr 1fr; gap: 26px 12px;
    grid-template-areas:
      "pv  wt"
      "pvc wtc"
      "bat bat"
      "inv inv"
      "load load"
      "cap cap";
  }
  .flow-pv::after, .flow-wt::after, .flow-pvc::after, .flow-wtc::after {
    content: "↓"; right: auto; left: 50%; top: auto; bottom: -25px; transform: translateX(-50%);
  }
  .flow-inv::before { content: none; }
  .flow-inv::after { content: "↓"; position: absolute; left: 50%; bottom: -25px; transform: translateX(-50%); color: var(--green); font-weight: 800; font-size: 18px; }
  .wind-fields { grid-template-columns: 1fr; padding: 14px; }
  .wind-faq { margin-top: 40px; }
}