@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;500;600;700;800&display=swap');

/* ============================================================
   ЗМІННІ
   ============================================================ */
:root {
  --green:        #2E9B3F;
  --green-light:  #E8F5EB;
  --green-mid:    #A8D9B0;
  --green-dark:   #1A6B28;
  --red:          #CC0000;
  --yellow-bg:    #FFF8E6;
  --yellow-border:#EF9F27;
  --gray-bg:      #F5F6F8;
  --gray-border:  #DDE1E8;
  --gray-text:    #888;
  --dark:         #1A1A2E;
  --white:        #FFFFFF;
  --radius:       10px;
  --shadow:       0 4px 24px rgba(0,0,0,0.09);
}

/* ============================================================
   БАЗОВІ СТИЛІ
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Nunito', sans-serif;
  font-size: 16px;
  line-height: 1.65;
  background: #EEF1F5;
  color: var(--dark);
  min-height: 100vh;
  padding: 20px 12px 40px;
}

/* ============================================================
   КАЛЬКУЛЯТОР — ОБГОРТКА
   ============================================================ */
.calculator {
  max-width: 600px;
  margin: 0 auto;
  background: var(--white);
  border-radius: 18px;
  padding: 32px 28px;
  box-shadow: var(--shadow);
}

/* ============================================================
   ШАПКА
   ============================================================ */
.calc-header {
  margin-bottom: 28px;
  text-align: left;
}

.calc-logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--green);
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.calc-logo-sub {
  font-size: 13px;
  color: var(--gray-text);
  margin-bottom: 14px;
}

.calc-header h1 {
  font-size: 22px;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.3;
  margin-bottom: 10px;
}

.calc-welcome {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--green-light);
  border: 1px solid var(--green-mid);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--green-dark);
}

/* ============================================================
   ПОЛЯ ФОРМИ
   ============================================================ */
.field {
  margin-bottom: 22px;
}

.field-label {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.field-note {
  font-size: 13px;
  color: var(--gray-text);
  margin-top: 6px;
  line-height: 1.5;
}

.field-note-top {
  font-size: 13px;
  color: var(--gray-text);
  margin-bottom: 8px;
  line-height: 1.5;
}

/* ============================================================
   КНОПКИ ВИБОРУ ТИПУ ВОРІТ
   ============================================================ */
.type-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.type-btn {
  padding: 16px 12px;
  border: 2px solid var(--green-mid);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--green);
  font-family: 'Nunito', sans-serif;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.18s;
  text-align: center;
}

.type-btn:hover {
  border-color: var(--green);
  background: var(--green-light);
}

.type-btn.active {
  border-color: var(--green);
  background: var(--green-light);
  color: var(--green-dark);
}

/* ============================================================
   КАСТОМНИЙ DROPDOWN
   ============================================================ */
.custom-select-wrap {
  position: relative;
}

.custom-select-btn {
  width: 100%;
  padding: 13px 40px 13px 14px;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  background: #FAFAFA;
  font-family: 'Nunito', sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: var(--dark);
  cursor: pointer;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: border-color 0.18s;
  user-select: none;
}

.custom-select-btn.placeholder {
  color: #BBB;
  font-style: italic;
}

.custom-select-btn:focus,
.custom-select-btn.open {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 2px rgba(46,155,63,0.15);
  background: var(--white);
}

.custom-select-btn.field-error {
  border-color: var(--red) !important;
  background: #FFF5F5 !important;
}

.custom-select-arrow {
  width: 12px;
  height: 8px;
  flex-shrink: 0;
  transition: transform 0.18s;
}

.custom-select-btn.open .custom-select-arrow {
  transform: rotate(180deg);
}

.custom-select-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--white);
  border: 1.5px solid var(--green-mid);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  z-index: 200;
  max-height: 260px;
  overflow-y: auto;
}

.custom-select-dropdown.open {
  display: block;
}

.custom-select-option {
  padding: 13px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--dark);
  cursor: pointer;
  border-bottom: 1px solid #F0F0F0;
  transition: background 0.12s;
}

.custom-select-option:last-child {
  border-bottom: none;
}

.custom-select-option:hover,
.custom-select-option.active {
  background: var(--green-light);
  color: var(--green-dark);
}

/* ============================================================
   RADIO-КНОПКИ
   ============================================================ */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.radio-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 13px 16px;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s;
  background: #FAFAFA;
}

.radio-option:hover {
  border-color: var(--green-mid);
  background: var(--green-light);
}

.radio-option.selected {
  border-color: var(--green);
  background: var(--green-light);
}

.radio-option.field-error {
  border-color: var(--red) !important;
  background: #FFF5F5 !important;
}

.radio-dot {
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-border);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.radio-option.selected .radio-dot {
  border-color: var(--green);
  background: var(--green);
}

.radio-option.selected .radio-dot::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--white);
}

.radio-text {
  flex: 1;
  font-size: 15px;
  font-weight: 600;
  color: var(--dark);
  line-height: 1.4;
}

.radio-sub {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: var(--gray-text);
  margin-top: 2px;
}

/* ЗМІНА 3: зірочка в бейджі — збільшена */
.radio-badge {
  font-size: 12px;
  font-weight: 700;
  color: #856404;
  background: #FFF3CD;
  border-radius: 20px;
  padding: 3px 10px;
  margin-top: 5px;
  display: inline-block;
}

.badge-star {
  font-size: 16px;
  vertical-align: middle;
  margin-right: 2px;
}

/* ============================================================
   ТЕКСТОВЕ ПОЛЕ / INPUT
   ============================================================ */
input[type="text"],
input[type="number"] {
  width: 100%;
  padding: 13px 14px;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  font-family: 'Nunito', sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: var(--dark);
  background: #FAFAFA;
  transition: border-color 0.18s;
  appearance: none;
}

input[type="text"]:focus,
input[type="number"]:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 2px rgba(46,155,63,0.15);
  background: var(--white);
}

input[type="text"].field-error,
input[type="number"].field-error {
  border-color: var(--red) !important;
  background: #FFF5F5 !important;
}

::placeholder {
  color: #C0C0C0;
  font-style: italic;
  font-weight: 400;
}

/* ============================================================
   ПІДКАЗКА ШИРИНА
   ============================================================ */
.field-label-width {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 17px;
  font-weight: 800;
  color: var(--green-dark);
  margin-bottom: 8px;
}

.width-arrow-icon {
  font-size: 20px;
  color: #1a6fe8;
  line-height: 1;
}

.height-arrow-icon {
  font-size: 15px;
  color: #1a6fe8;
  line-height: 1;
}

.width-hint {
  display: none;
  margin-top: 10px;
  padding: 10px 14px;
  background: #E8F5EB;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  color: #1A6B28;
  line-height: 1.5;
}

.width-hint-separator {
  border: none;
  border-top: 1px solid #DDE1E8;
  margin: 16px 0;
  display: none;
}

/* ============================================================
   БЛОК "ВАЖЛИВО" — ВИСОТА ВОРІТ
   ============================================================ */
.hint-important {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: #FFF4E5;
  border-left: 6px solid #F59E0B;
  border-radius: 8px;
  padding: 14px 16px;
  margin-top: 16px;
}

.hint-important__label {
  font-size: 13px;
  font-weight: 700;
  color: #B45309;
  letter-spacing: 0.04em;
}

.hint-important__text {
  font-size: 16px;
  font-weight: 600;
  color: #1a1a1a;
  line-height: 1.4;
}

/* ============================================================
   БЛОК "УМОВА ДОСТАВКИ" — стовпи
   ============================================================ */
.delivery-warning {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: #FEF2F2;
  border-left: 6px solid #DC2626;
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 14px;
}

.delivery-warning__label {
  font-size: 13px;
  font-weight: 700;
  color: #991B1B;
  letter-spacing: 0.04em;
}

.delivery-warning__text {
  font-size: 15px;
  font-weight: 600;
  color: #1a1a1a;
  line-height: 1.4;
}

/* ============================================================
   БЛОК "У ВАРТІСТЬ ВХОДИТЬ"
   ============================================================ */
.included-block {
  margin-top: 10px;
  padding: 12px 16px;
  background: var(--green-light);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--green-dark);
  line-height: 1.7;
  border-left: 3px solid var(--green);
}

/* ============================================================
   КАСТОМНІ ЧЕКБОКСИ
   ============================================================ */
.checkbox-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 13px 16px;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  cursor: pointer;
  background: #FAFAFA;
  transition: all 0.15s;
  margin-bottom: 8px;
}

.checkbox-option:hover {
  border-color: var(--green-mid);
  background: var(--green-light);
}

.checkbox-option.checked {
  border-color: var(--green);
  background: var(--green-light);
}

.checkbox-option:last-child {
  margin-bottom: 0;
}

.checkbox-box {
  width: 22px;
  height: 22px;
  min-width: 22px;
  border: 2px solid var(--gray-border);
  border-radius: 5px;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  transition: all 0.15s;
}

.checkbox-option.checked .checkbox-box {
  background: var(--green);
  border-color: var(--green);
}

.checkbox-option.checked .checkbox-box::after {
  content: '';
  width: 6px;
  height: 11px;
  border: 2.5px solid var(--white);
  border-top: none;
  border-left: none;
  transform: rotate(45deg) translate(-1px, -1px);
}

.checkbox-text {
  flex: 1;
  font-size: 15px;
  font-weight: 600;
  color: var(--dark);
  line-height: 1.4;
}

.checkbox-sub {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: var(--gray-text);
  margin-top: 3px;
}

/* ЗМІНА 4: Замок вже включено — без іконки, просто текст на зеленому фоні */
.lock-included-note {
  display: flex;
  align-items: center;
  padding: 11px 16px;
  background: var(--green-light);
  border: 1.5px solid var(--green-mid);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  color: var(--green-dark);
  margin-bottom: 8px;
}

/* ============================================================
   СТОВПИ — ПОКРОКОВИЙ ВИБІР
   ============================================================ */
.posts-step {
  margin-bottom: 10px;
}

.posts-step-label {
  display: none;
}

.step-btns {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.step-btn {
  flex: 1;
  min-width: 120px;
  padding: 12px 10px;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  background: #FAFAFA;
  font-family: 'Nunito', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  text-align: center;
  transition: all 0.15s;
  line-height: 1.4;
}

.step-btn:hover {
  border-color: var(--green-mid);
  background: var(--green-light);
}

.step-btn.active {
  border-color: var(--green);
  background: var(--green-light);
  color: var(--green-dark);
}

.step-btn.btn-no-posts {
  flex: 0 0 100%;
  min-width: 100%;
}

.step-btn-sub {
  display: block;
  font-size: 13px;
  font-weight: 400;
  color: #555;
  margin-top: 3px;
}

.step-btn.active .step-btn-sub {
  color: var(--green);
}

/* Лічильник кількості стовпів */
.post-qty-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
}

.post-qty-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
}

.qty-counter {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.qty-btn {
  width: 44px;
  height: 44px;
  border: none;
  background: #F0F0F0;
  font-size: 22px;
  font-weight: 700;
  color: var(--dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
  font-family: 'Nunito', sans-serif;
}

.qty-btn:hover {
  background: var(--green-mid);
  color: var(--white);
}

.qty-value {
  width: 52px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 700;
  color: var(--dark);
  background: var(--white);
  border-left: 1.5px solid var(--gray-border);
  border-right: 1.5px solid var(--gray-border);
}

/* ============================================================
   АВТОДОПОВНЕННЯ МІСТА
   ============================================================ */
.city-wrap {
  position: relative;
}

#city-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--white);
  border: 1.5px solid var(--green-mid);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  z-index: 300;
  max-height: 260px;
  overflow-y: auto;
}

.city-option {
  padding: 14px 16px;
  min-height: 52px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--dark);
  border-bottom: 1px solid #F0F0F0;
  line-height: 1.3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: background 0.12s;
}

.city-option:last-child { border-bottom: none; }
.city-option:hover,
.city-option.active { background: var(--green-light); }

.city-option-main { font-weight: 600; }
.city-option-sub  { font-size: 12px; color: var(--gray-text); margin-top: 2px; }

input#city.has-selection {
  border-color: var(--green);
}

/* ============================================================
   ФРАЗА "ГОТОВО!" НАД КНОПКОЮ
   ============================================================ */
.calc-ready-msg {
  display: none;
  text-align: center;
  font-size: 15px;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 10px;
  padding: 10px;
  background: var(--green-light);
  border-radius: var(--radius);
}

/* ============================================================
   КНОПКА РОЗРАХУНКУ
   ============================================================ */
#calculateBtn {
  width: 100%;
  padding: 16px;
  background: var(--green);
  color: var(--white);
  font-family: 'Nunito', sans-serif;
  font-size: 18px;
  font-weight: 800;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  margin-top: 4px;
  transition: background 0.2s, transform 0.1s;
  letter-spacing: 0.3px;
}

#calculateBtn:hover  { background: var(--green-dark); }
#calculateBtn:active { transform: scale(0.99); }
#calculateBtn:disabled { background: #C0C0C0; cursor: not-allowed; }

/* ============================================================
   КНОПКА "НОВИЙ РОЗРАХУНОК"
   ============================================================ */
.btn-reset {
  width: 100%;
  padding: 13px;
  background: transparent;
  color: var(--gray-text);
  font-family: 'Nunito', sans-serif;
  font-size: 15px;
  font-weight: 600;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  cursor: pointer;
  margin-top: 10px;
  transition: all 0.2s;
}

.btn-reset:hover {
  background: var(--gray-bg);
  color: var(--dark);
}

/* ============================================================
   БЛОК РЕЗУЛЬТАТУ
   ============================================================ */
.result {
  margin-top: 28px;
  padding: 24px;
  background: var(--green-light);
  border-radius: 14px;
  border: 1.5px solid var(--green-mid);
}

.result.hidden { display: none; }

.result-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--green-dark);
  margin-bottom: 16px;
}

.result-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--gray-text);
  margin: 14px 0 6px;
}

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 8px 0;
  font-size: 15px;
  border-bottom: 1px solid rgba(168,217,176,0.5);
  gap: 12px;
}

.result-row:last-child { border-bottom: none; }

.result-row span:first-child {
  flex: 0 0 55%;
  max-width: 55%;
  color: #444;
}

.result-row span:last-child {
  text-align: right;
  flex: 0 0 45%;
  max-width: 45%;
  font-weight: 600;
  color: var(--dark);
}

.result-subtotal {
  font-weight: 700 !important;
  background: rgba(255,255,255,0.6);
  border-radius: 8px;
  padding: 10px 10px !important;
  margin: 6px 0;
  border-bottom: none !important;
}

.result-subtotal span { color: var(--green-dark) !important; }

.result-row.total {
  font-weight: 800;
  font-size: 20px;
  color: var(--green);
  margin-top: 10px;
  border-bottom: none;
  border-top: 2px solid var(--green-mid);
  padding-top: 12px;
}

.result-row.total span { color: var(--green) !important; }

.popular-badge-row {
  border-bottom: none !important;
  padding-top: 2px !important;
  padding-bottom: 6px !important;
}

.popular-badge-row span:last-child {
  color: #856404 !important;
  font-size: 12px !important;
}

.delivery-note-inline {
  font-size: 13px;
  color: #555;
  margin: 4px 0 8px;
}

.delivery-note {
  font-size: 14px;
  color: #444;
  margin-top: 8px;
  line-height: 1.6;
}

.clarify-badge {
  background: #FFF3CD;
  color: #856404;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
}

.alt-delivery-row {
  color: var(--green-dark);
  font-size: 14px;
  font-weight: 600;
}

.preliminary-note {
  font-size: 13px;
  color: #777;
  margin-top: 14px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.7);
  border-radius: 8px;
  line-height: 1.5;
}

/* ============================================================
   БЛОК КОНТАКТІВ
   ============================================================ */
.contacts-block {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-call {
  width: 100%;
  padding: 15px;
  background: var(--green);
  color: var(--white);
  font-family: 'Nunito', sans-serif;
  font-size: 17px;
  font-weight: 800;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  display: block;
  text-align: center;
  transition: background 0.2s;
}

.btn-call:hover { background: var(--green-dark); }

.phone-under {
  text-align: center;
  font-size: 15px;
  font-weight: 700;
  color: var(--dark);
  margin-top: -4px;
}

.btn-messenger {
  width: 100%;
  padding: 14px;
  background: var(--white);
  color: var(--green);
  font-family: 'Nunito', sans-serif;
  font-size: 16px;
  font-weight: 700;
  border: 2px solid var(--green);
  border-radius: var(--radius);
  cursor: pointer;
  text-align: center;
  transition: all 0.2s;
}

.btn-messenger:hover {
  background: var(--green-light);
}

.messenger-list {
  display: none;
  gap: 8px;
}

.messenger-list.open {
  display: flex;
}

.msg-btn {
  flex: 1;
  padding: 11px 0;
  border-radius: var(--radius);
  text-align: center;
  font-family: 'Nunito', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--white) !important;
  text-decoration: none;
  transition: opacity 0.15s;
}

.msg-btn:hover { opacity: 0.88; }
.msg-btn.viber    { background: #7360F2; }
.msg-btn.telegram { background: #2AABEE; }
.msg-btn.whatsapp { background: #25D366; }

.btn-pdf {
  width: 100%;
  padding: 13px;
  background: var(--white);
  color: #555;
  font-family: 'Nunito', sans-serif;
  font-size: 15px;
  font-weight: 700;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  cursor: pointer;
  text-align: center;
  transition: all 0.2s;
}

.btn-pdf:hover {
  background: var(--gray-bg);
  border-color: #999;
}

.share-banner-wrap {
  cursor: pointer;
  border-radius: var(--radius);
  overflow: hidden;
  display: block;
}

.share-banner-wrap img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}

.bottom-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.btn-secondary {
  padding: 12px 8px;
  background: var(--gray-bg);
  color: var(--dark);
  font-family: 'Nunito', sans-serif;
  font-size: 14px;
  font-weight: 600;
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.btn-secondary:hover {
  background: #E8E9EC;
  border-color: #999;
}

.promo-line {
  text-align: center;
  font-size: 13px;
  color: var(--dark);
  margin-top: 4px;
}

.promo-email {
  color: var(--green);
  text-decoration: underline;
  font-weight: 600;
}

/* ============================================================
   ПОМИЛКИ
   ============================================================ */
.error-msg {
  color: var(--red);
  font-size: 14px;
  font-weight: 600;
  margin-top: 10px;
  padding: 10px 14px;
  background: #FFF5F5;
  border-radius: 8px;
  border-left: 3px solid var(--red);
}

.loading {
  text-align: center;
  color: var(--gray-text);
  font-size: 15px;
  margin-top: 16px;
}

/* ============================================================
   ФОТО МОДЕЛІ
   ============================================================ */
#modelPhoto {
  width: 100%;
  max-height: 280px;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius);
  border: 1.5px solid var(--gray-border);
  margin-top: 12px;
  display: none;
  background: #f8f8f8;
}

/* ============================================================
   ПРИХОВАНИЙ БЛОК
   ============================================================ */
.field.hidden-field {
  display: none;
}

/* ============================================================
   АДАПТИВ
   ============================================================ */
@media (max-width: 480px) {
  .calculator {
    padding: 22px 16px;
  }

  .calc-header h1 {
    font-size: 19px;
  }

  .type-btns {
    grid-template-columns: 1fr 1fr;
  }

  .bottom-btns {
    grid-template-columns: 1fr 1fr;
  }

  .result-row.total {
    font-size: 18px;
  }
}