/* ================================================
   CEILING CALCULATOR - Lead Magnet
   ================================================ */
.calc-section {
  max-width: 900px;
  margin: 2rem auto;
  padding: 2.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}

.calc-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.calc-title {
  text-align: center;
  margin-bottom: 0.5rem;
  font-family: 'Montserrat', sans-serif;
  font-size: 1.5rem;
  color: #fff;
}

.calc-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 2rem;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.calc-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.calc-field label {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.calc-field input[type="number"] {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  color: #fff;
  font-size: 1rem;
  transition: border-color 0.3s;
  -moz-appearance: textfield;
}

.calc-field input[type="number"]::-webkit-inner-spin-button,
.calc-field input[type="number"]::-webkit-outer-spin-button {
  opacity: 1;
  height: 32px;
}

.calc-field input[type="number"]:focus {
  outline: none;
  border-color: var(--gold);
}

.calc-field .field-hint {
  font-size: 0.78rem;
  color: #666;
  margin-top: -0.25rem;
}

/* Type selector cards */
.calc-type-group {
  margin-bottom: 1.5rem;
}

.calc-type-group > label {
  display: block;
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.calc-types {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.calc-type-card {
  position: relative;
  cursor: pointer;
}

.calc-type-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.calc-type-card .type-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  transition: all 0.3s;
  text-align: center;
}

.calc-type-card input[type="radio"]:checked + .type-label {
  border-color: var(--gold);
  background: rgba(200, 168, 78, 0.08);
  box-shadow: 0 0 20px rgba(200, 168, 78, 0.1);
}

.calc-type-card:hover .type-label {
  border-color: rgba(200, 168, 78, 0.4);
}

.type-label .type-name {
  font-weight: 600;
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.type-label .type-price {
  color: var(--gold);
  font-size: 0.82rem;
}

/* Result display */
.calc-result {
  text-align: center;
  padding: 1.5rem;
  background: rgba(200, 168, 78, 0.05);
  border: 1px solid rgba(200, 168, 78, 0.15);
  border-radius: 12px;
  margin-bottom: 1rem;
  display: none;
}

.calc-result.visible {
  display: block;
  animation: fadeInUp 0.4s ease;
}

.calc-result .result-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.calc-result .result-price {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.calc-result .result-disclaimer {
  font-size: 0.78rem;
  color: #666;
  line-height: 1.4;
}

.calc-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1rem;
}

.calc-btn {
  padding: 0.85rem 2rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  border: none;
}

.calc-btn-primary {
  background: linear-gradient(135deg, #c8a84e, #e8d48b);
  color: #0c0c0c;
}

.calc-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(200, 168, 78, 0.3);
}

.calc-btn-outline {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  display: none;
}

.calc-btn-outline.visible {
  display: inline-block;
}

.calc-btn-outline:hover {
  background: rgba(200, 168, 78, 0.1);
}

/* Calculator Modal */
.calc-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
  padding: 1rem;
}

.calc-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.calc-modal {
  background: #1a1a1a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
  max-width: 420px;
  width: 100%;
  transform: translateY(30px);
  transition: transform 0.3s;
}

.calc-modal-overlay.active .calc-modal {
  transform: translateY(0);
}

.calc-modal h3 {
  font-family: 'Montserrat', sans-serif;
  color: #fff;
  margin-bottom: 1.5rem;
  text-align: center;
  font-size: 1.2rem;
}

.calc-modal .phone-field {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  color: #fff;
  font-size: 1rem;
  margin-bottom: 1.25rem;
  box-sizing: border-box;
}

.calc-modal .phone-field:focus {
  outline: none;
  border-color: var(--gold);
}

.calc-modal .messenger-group label.group-title {
  display: block;
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.messenger-options {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.messenger-option {
  position: relative;
  flex: 1;
  cursor: pointer;
}

.messenger-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.messenger-option .msg-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  transition: all 0.3s;
  font-size: 0.85rem;
  color: #ccc;
}

.messenger-option input[type="radio"]:checked + .msg-label {
  border-color: var(--gold);
  background: rgba(200, 168, 78, 0.08);
  color: var(--gold);
}

.messenger-option:hover .msg-label {
  border-color: rgba(200, 168, 78, 0.4);
}

.calc-modal .modal-note {
  font-size: 0.78rem;
  color: #666;
  text-align: center;
  margin-bottom: 1.25rem;
  line-height: 1.4;
}

.calc-modal .submit-btn {
  width: 100%;
  padding: 0.85rem;
  background: linear-gradient(135deg, #c8a84e, #e8d48b);
  color: #0c0c0c;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.calc-modal .submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(200, 168, 78, 0.3);
}

.calc-modal .submit-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.calc-modal .close-modal {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: #666;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

.calc-modal .close-modal:hover {
  color: #fff;
}

.calc-success {
  text-align: center;
  padding: 2rem;
}

.calc-success .checkmark {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.calc-success h3 {
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.calc-success p {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .calc-types {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .calc-type-card .type-label {
    flex-direction: row;
    gap: 1rem;
    padding: 0.85rem 1rem;
  }
  .calc-section {
    padding: 1.5rem;
    margin: 1rem;
  }
  .messenger-options {
    flex-direction: column;
    gap: 0.5rem;
  }
  .calc-result .result-price {
    font-size: 1.8rem;
  }
}