.days-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.days-inputs {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.days-row {
  display: grid;
  grid-template-columns: 140px 1fr auto;
  gap: 1rem;
  align-items: center;
}

@media (max-width: 640px) {
  .days-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
}

.days-label {
  color: #e0e6ed;
  font-size: 0.938rem;
}

.date-input {
  padding: 0.875rem 1rem;
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: #e0e6ed;
  outline: none;
  transition: all 0.2s;
}

.date-input:focus {
  border-color: #3b82f6;
  background: rgba(255, 255, 255, 0.08);
}

.date-input::-webkit-calendar-picker-indicator {
  filter: invert(1);
  cursor: pointer;
}

.days-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
}

.days-checkbox {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  color: #e0e6ed;
  user-select: none;
}

.days-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.days-results {
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.results-title {
  margin: 0 0 1.5rem 0;
  font-size: 1.25rem;
  color: #e0e6ed;
  text-align: center;
}

.result-main {
  text-align: center;
  padding: 2rem 1rem;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(59, 130, 246, 0.05));
  border-radius: 8px;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.result-big {
  font-size: 4rem;
  font-weight: 700;
  color: #3b82f6;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.result-label {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
  .results-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.result-box {
  padding: 1.25rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  text-align: center;
}

.result-value {
  font-size: 1.75rem;
  font-weight: 600;
  color: #93c5fd;
  margin-bottom: 0.25rem;
}

.result-text {
  font-size: 0.813rem;
  color: rgba(255, 255, 255, 0.6);
}

.result-details {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.detail-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 0.625rem 0;
  font-size: 0.875rem;
  gap: 1rem;
}

.detail-item + .detail-item {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.detail-label {
  color: rgba(255, 255, 255, 0.6);
  flex-shrink: 0;
}

.detail-value {
  color: #e0e6ed;
  font-weight: 500;
  text-align: right;
}

.days-presets {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.preset-title {
  margin: 0;
  font-size: 1rem;
  color: #e0e6ed;
}

.preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.preset-buttons .btn-small {
  flex: 1 1 auto;
  min-width: 80px;
}