* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  min-height: 100vh;
  padding: 32px 16px;
}

.app {
  max-width: 720px;
  margin: 0 auto;
}

.app-header {
  text-align: center;
  margin-bottom: 28px;
}

.app-header h1 {
  font-family: var(--font-head);
  font-size: 1.9rem;
  margin: 0 0 8px;
}

.subtitle {
  color: var(--muted);
  margin: 0;
  font-size: 0.95rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 18px;
}

.card h2 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.hint {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 4px 0 10px;
}

.code {
  font-family: monospace;
  background: #10132400;
  color: var(--accent);
}

.row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 8px;
}

input[type="password"], input[type="text"], select {
  flex: 1;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-2);
  color: var(--text);
  font-size: 0.95rem;
}

button {
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #0c0c0c;
  font-weight: 700;
  cursor: pointer;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  transition: background 0.15s ease;
}

button:hover:not(:disabled) {
  background: var(--accent-hover);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

#extractBtn {
  width: 100%;
  margin-top: 14px;
  padding: 12px;
  font-size: 1rem;
}

.dropzone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--accent);
  background: rgba(255, 203, 0, 0.06);
}

.dropzone p {
  margin: 0;
  color: var(--muted);
}

#preview {
  width: 100%;
  max-height: 320px;
  border-radius: 8px;
  margin-top: 4px;
}

.status-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.spinner {
  width: 22px;
  height: 22px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

#resultText {
  width: 100%;
  min-height: 220px;
  padding: 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-2);
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.5;
  resize: vertical;
}