/* Payment Calculator Styles */

/* Container */
.payment-calculator {
  margin: 20px auto;
  padding: 16px;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

.payment-calculator h1 {
  margin: 0 0 12px;
}

/* Action Buttons */
.pc-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.pc-btn {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 14px;
}

.pc-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.pc-btn-primary {
  border-color: #2563eb;
  background: #2563eb;
  color: white;
}

.pc-btn-danger {
  border-color: #ef4444;
  background: #fee2e2;
  color: #b91c1c;
}

.pc-hint {
  font-size: 12px;
  opacity: 0.7;
  align-self: center;
}

/* Popup */
.pc-popup {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  padding: 20px;
}

.pc-popup.show {
  display: flex;
}

.pc-popup-content {
  background-color: var(--panel);
  border-radius: 8px;
  padding: 0;
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.pc-popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background-color: color-mix(in oklab, var(--panel) 95%, var(--text));
}

.pc-popup-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}

.pc-popup-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--muted);
  padding: 4px 8px;
  border-radius: 4px;
}

.pc-popup-body {
  padding: 20px;
}

.pc-textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  font-family: monospace;
  resize: vertical;
  outline: none;
  min-height: 200px;
  background: var(--bg);
  color: var(--text);
}

/* Stepper */
.pc-stepper {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.pc-step-btn {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
  cursor: pointer;
  font-size: 14px;
  color: var(--text);
  transition: all 0.2s;
}

.pc-step-btn.active {
  border-color: #2563eb;
  background: #dbeafe;
  color: #1e40af;
  font-weight: 600;
}

/* Step Sections */
.pc-step {
  display: none;
}

.pc-step.active {
  display: block;
}

.pc-section {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  background: var(--panel);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.pc-section h2 {
  margin: 0 0 12px;
  font-size: 20px;
}

/* Names List */
.pc-names-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pc-name-row {
  display: flex;
  gap: 8px;
}

.pc-input {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  outline: none;
  flex: 1;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

.pc-input:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Items List */
.pc-items-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pc-item-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  background: var(--bg);
}

.pc-item-fields {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.pc-item-label {
  flex: 1;
  min-width: 140px;
}

.pc-item-cost {
  max-width: 120px;
  min-width: 100px;
}

.pc-item-payer {
  max-width: 140px;
  min-width: 120px;
}

.pc-item-hint {
  margin-top: 4px;
  font-size: 12px;
  opacity: 0.8;
  color: var(--muted);
}

/* Receipt Extractor */
.pc-receipt-box {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
  background: color-mix(in oklab, var(--panel) 50%, var(--bg));
}

.pc-receipt-box h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.pc-receipt-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.pc-image-preview {
  margin-top: 12px;
  display: none;
}

.pc-image-preview.show {
  display: block;
}

.pc-preview-img {
  max-width: 100%;
  max-height: 300px;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.pc-loading {
  display: none;
  margin-top: 12px;
  padding: 12px;
  background: #dbeafe;
  border-radius: 6px;
  color: #1e40af;
}

.pc-loading.show {
  display: block;
}

/* Table - Desktop */
.pc-table-container {
  overflow-x: auto;
  margin: 12px 0;
}

.pc-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

.pc-table thead th {
  text-align: left;
  padding: 8px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklab, var(--panel) 95%, var(--text));
  position: sticky;
  top: 0;
  font-size: 14px;
  font-weight: 600;
}

.pc-table tbody td {
  padding: 8px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.pc-table tbody tr:last-child td {
  border-bottom: none;
}

/* Mobile Card Layout */
.pc-cards {
  display: none;
}

/* Navigation Buttons */
.pc-nav {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 12px;
  flex-wrap: wrap;
}

/* Per Person Cards */
.pc-person-cards {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-around;
}

.pc-person-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  background: var(--bg);
  min-width: 200px;
  max-width: 100%;
}

.pc-person-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
}

.pc-person-card ul {
  margin: 6px 0 0 0;
  padding-left: 20px;
}

.pc-person-card li {
  margin-bottom: 4px;
  font-size: 14px;
}

.pc-person-card .positive {
  color: var(--ok);
}

.pc-person-card .negative {
  color: var(--err);
}

.pc-tip {
  font-size: 12px;
  opacity: 0.8;
  margin-top: 8px;
  color: var(--muted);
}

/* Responsive Design */
@media (max-width: 768px) {
  .payment-calculator {
    padding: 12px;
  }

  .payment-calculator h1 {
    font-size: 24px;
  }

  .pc-section h2 {
    font-size: 18px;
  }

  /* Hide table on mobile, show cards */
  .pc-table-container {
    display: none;
  }

  .pc-cards {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .pc-card {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    background: var(--bg);
  }

  .pc-card-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
  }

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

  .pc-card-label {
    font-weight: 600;
    color: var(--muted);
    font-size: 13px;
  }

  .pc-card-value {
    font-size: 14px;
    text-align: right;
  }

  /* Optimize item fields for mobile */
  .pc-item-fields {
    flex-direction: column;
    align-items: stretch;
  }

  .pc-item-label,
  .pc-item-cost,
  .pc-item-payer {
    max-width: 100%;
    min-width: 100%;
  }

  /* Optimize buttons */
  .pc-btn {
    min-height: 44px;
    font-size: 16px;
  }

  .pc-input,
  select {
    min-height: 44px;
    font-size: 16px;
  }

  /* Person cards full width on mobile */
  .pc-person-cards {
    flex-direction: column;
  }

  .pc-person-card {
    min-width: 100%;
  }

  /* Stepper optimization */
  .pc-stepper {
    justify-content: center;
  }

  .pc-step-btn {
    font-size: 13px;
    padding: 8px 12px;
  }
}

@media (max-width: 480px) {
  .pc-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .pc-btn {
    width: 100%;
  }

  .pc-hint {
    text-align: center;
  }

  .pc-receipt-actions {
    flex-direction: column;
  }

  .pc-nav {
    flex-direction: column-reverse;
  }

  .pc-nav .pc-btn {
    width: 100%;
  }
}