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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #f8fafc;
  color: #1e293b;
  min-width: 400px;
}

.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 32px 24px;
}

header {
  text-align: center;
  margin-bottom: 32px;
}

header h1 {
  font-size: 24px;
  font-weight: 700;
  color: #0096C7;
}

.subtitle {
  font-size: 14px;
  color: #64748b;
  margin-top: 4px;
}

section {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}

h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: #334155;
}

.field {
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: #475569;
  margin-bottom: 6px;
}

input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 14px;
  color: #1e293b;
  background: #f8fafc;
  outline: none;
  transition: border-color 0.2s;
}

input:focus {
  border-color: #0096C7;
  box-shadow: 0 0 0 3px rgba(0, 150, 199, 0.1);
}

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

.input-row input {
  flex: 1;
}

.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: #0096C7;
  color: white;
  width: 100%;
}

.btn-primary:hover:not(:disabled) {
  background: #0077a8;
}

.btn-secondary {
  background: #f1f5f9;
  color: #475569;
  white-space: nowrap;
}

.btn-secondary:hover:not(:disabled) {
  background: #e2e8f0;
}

.status {
  font-size: 13px;
  padding: 8px 12px;
  border-radius: 8px;
  margin-top: 8px;
}

.status-success {
  background: #f0fdf4;
  color: #16a34a;
  border: 1px solid #bbf7d0;
}

.status-error {
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fecaca;
}

.hidden {
  display: none !important;
}

.user-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
}

.user-info span {
  font-size: 14px;
  color: #334155;
}

.user-info strong {
  color: #0096C7;
}
