interface/src/App.css

:root {
  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  font-weight: 400;
  color: #213547;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.container {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.card {
  background: white;
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 420px;
}

.card.large {
  max-width: 800px;
}

h1 {
  font-size: 2rem;
  margin-bottom: 10px;
  color: #667eea;
  text-align: center;
}

h2 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: #667eea;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 2px solid #f0f0f0;
}

.header h1 {
  text-align: left;
  margin: 0;
}

.header p {
  color: #666;
  margin-top: 5px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin: 20px 0;
}

input[type="email"],
input[type="password"],
input[type="text"] {
  padding: 12px 16px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s;
}

input[type="email"]:focus,
input[type="password"]:focus,
input[type="text"]:focus {
  outline: none;
  border-color: #667eea;
}

input[type="file"] {
  padding: 10px;
  border: 2px dashed #e0e0e0;
  border-radius: 8px;
  cursor: pointer;
}

button {
  padding: 12px 24px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

button:active {
  transform: translateY(0);
}

.btn-secondary {
  background: #6c757d;
  padding: 10px 20px;
  font-size: 0.9rem;
}

.message {
  padding: 12px;
  border-radius: 8px;
  margin: 15px 0;
  text-align: center;
  font-weight: 500;
}

.link {
  text-align: center;
  color: #667eea;
  cursor: pointer;
  margin-top: 20px;
  font-size: 0.9rem;
}

.link:hover {
  text-decoration: underline;
}

.section {
  margin: 30px 0;
  padding: 20px;
  background: #f8f9fa;
  border-radius: 12px;
}

.section .header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  padding-bottom: 15px;
  border-bottom: 2px solid #e0e0e0;
}

.section .header h2 {
  margin: 0;
}

.btn-primary {
  padding: 10px 20px;
  background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(40, 167, 69, 0.4);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-summary {
  padding: 8px 16px;
  background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}

.btn-summary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 193, 7, 0.4);
}

.btn-summary:active {
  transform: translateY(0);
}

.btn-summary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.documents {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 15px;
}

.document {
  background: white;
  padding: 16px;
  border-radius: 8px;
  border: 1px solid #e0e0e0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow 0.2s;
}

.document:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.doc-info {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.doc-info strong {
  color: #333;
  font-size: 1rem;
}

.doc-info small {
  color: #999;
  font-size: 0.85rem;
  text-transform: uppercase;
}

.doc-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.doc-meta {
  display: flex;
  gap: 15px;
  color: #666;
  font-size: 0.9rem;
  flex: 1;
}

.summary-box {
  background: #fffbf0;
  border-left: 4px solid #ffc107;
  padding: 15px;
  border-radius: 8px;
  margin-top: 10px;
}

.summary-box strong {
  color: #ff9800;
  display: block;
  margin-bottom: 8px;
}

.summary-box p {
  color: #333;
  line-height: 1.6;
  margin: 0;
  font-size: 0.95rem;
}

.btn-download {
  padding: 8px 16px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  text-decoration: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}

.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-download:active {
  transform: translateY(0);
}

.empty {
  text-align: center;
  color: #999;
  padding: 30px;
  font-style: italic;
}

.search-results {
  margin-top: 20px;
}

.search-results h3 {
  font-size: 1.1rem;
  margin-bottom: 15px;
  color: #667eea;
}

.search-result {
  background: white;
  padding: 15px;
  border-radius: 8px;
  border-left: 4px solid #667eea;
  margin-bottom: 12px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.result-header strong {
  color: #667eea;
  font-size: 0.9rem;
}

.result-header small {
  color: #999;
  font-size: 0.8rem;
}

.result-text {
  color: #333;
  line-height: 1.6;
  margin: 0;
  font-size: 0.95rem;
}