/* tech.divebanda.ru — вход в раздел, самопроверка и кнопка «Надеть на дайвера».
   Основа — site.css (те же цвета, шрифты, кнопки, плашки, что на divebanda.ru). */

/* Кнопка «Надеть на дайвера» в шапке 3D-модели ребризера */
.model-header .wear-link { display: inline-flex; align-items: center; min-height: 44px; padding: 10px 16px; border: 1px solid #8ccbff; border-radius: 999px; color: #8ccbff; font-size: 15px; text-decoration: none; white-space: nowrap; }
.model-header .wear-link:hover { background: #8ccbff; color: #071d3f; }

/* Три двери */
.doors { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 36px; }
.door { display: flex; flex-direction: column; gap: 12px; padding: 30px 30px 28px; color: inherit; text-decoration: none; transition: border-color .15s, background .15s; }
.door:hover { border-color: var(--aqua); background: rgba(var(--aqua-rgb), .08); }
.door .num { font: 700 18px/1 var(--head); color: var(--aqua); }
.door b { font: 700 24px/1.25 var(--head); color: #fff; }
.door span { font-size: 18px; color: var(--soft); }
.door .go { margin-top: auto; padding-top: 10px; font-weight: 600; color: var(--aqua); }

/* Самопроверка */
.quiz { margin-top: 32px; display: grid; gap: 18px; }
.quiz fieldset { border: 1px solid var(--plate-line); background: var(--plate); border-radius: 20px; padding: 24px 26px 26px; margin: 0; min-width: 0; }
.quiz legend { float: left; width: 100%; padding: 0; margin-bottom: 16px; font: 700 21px/1.35 var(--head); color: #fff; }
.quiz legend span { color: var(--aqua); margin-right: 8px; }
.quiz .hint { clear: both; margin: -4px 0 14px; font-size: 16px; color: var(--soft); }
.quiz .opts { clear: both; display: flex; flex-wrap: wrap; gap: 10px; }
.quiz label { position: relative; display: inline-flex; }
.quiz input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.quiz label span { display: inline-flex; align-items: center; min-height: 50px; padding: 10px 20px; border: 1.5px solid rgba(255, 255, 255, .35); border-radius: 999px; font-size: 18px; color: #fff; cursor: pointer; transition: border-color .15s, background .15s; }
.quiz input:hover + span { border-color: var(--aqua); }
.quiz input:checked + span { background: var(--aqua); border-color: var(--aqua); color: var(--sea); font-weight: 600; }
.quiz input:focus-visible + span { outline: 3px solid var(--aqua); outline-offset: 3px; }
.quiz-go { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; margin-top: 8px; }
.quiz-go p { font-size: 17px; color: var(--soft); }
.quiz-error { color: #ffb4c2; font-size: 17px; }

.result { margin-top: 40px; padding: 34px 36px; scroll-margin-top: 90px; }
.result h2 { font: 700 34px/1.2 var(--head); color: #fff; }
.result .headline { font-size: 21px; color: #fff; margin-top: 14px; max-width: 40em; }
.steps { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 12px; counter-reset: step; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 48px minmax(0, 1fr) auto; gap: 6px 18px; align-items: start; padding: 18px 20px; border-radius: 16px; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1); }
.steps li::before { content: counter(step); display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: rgba(var(--aqua-rgb), .16); color: var(--aqua); font: 700 18px/1 var(--head); }
.steps b { font-size: 19px; color: #fff; }
.steps .what { display: block; font-size: 17px; color: var(--soft); margin-top: 4px; }
.steps .cost { font: 700 20px/1.3 var(--head); color: var(--aqua); white-space: nowrap; }
.sum { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; margin-top: 18px; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .14); font-size: 19px; color: #fff; }
.sum b { font: 700 24px/1.3 var(--head); color: var(--aqua); }
.result .notes { margin-top: 20px; display: grid; gap: 10px; }
.result .notes p { font-size: 17px; color: var(--soft); padding-left: 16px; border-left: 2px solid var(--aqua); }
.result .small { font-size: 15px; color: var(--soft); margin-top: 14px; }
.result .ctas { margin-top: 28px; }

@media (max-width: 900px) {
  .doors { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .ctas .btn { white-space: normal; text-align: center; padding: 12px 24px; }
  .model-header .wear-link { font-size: 14px; padding: 8px 14px; min-height: 40px; }
  .door { padding: 24px 22px; }
  .door b { font-size: 21px; }
  .quiz fieldset { padding: 20px 18px 22px; }
  .quiz legend { font-size: 19px; }
  .quiz label span { font-size: 17px; min-height: 48px; padding: 9px 16px; }
  .result { padding: 26px 20px; }
  .result h2 { font-size: 27px; }
  .result .headline { font-size: 19px; }
  .steps li { grid-template-columns: 40px minmax(0, 1fr); }
  .steps li::before { width: 38px; height: 38px; font-size: 16px; }
  .steps .cost { grid-column: 2; }
}