:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --bg: #f4f6fb;
  --text: #1e293b;
  --border: #d7dee8;
  --error: #dc2626;
}

* { box-sizing: border-box; }

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

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

.card {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.08);
  padding: 32px;
  width: 100%;
  max-width: 560px;
}

.progress {
  height: 6px;
  background: #e2e8f0;
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
  width: 14.28%;
  transition: width 0.3s ease;
}

.step-label {
  font-size: 13px;
  color: #64748b;
  margin-bottom: 20px;
}

.step {
  display: none;
  animation: fadeIn 0.25s ease;
}

.step.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

h2 {
  font-size: 20px;
  margin: 0 0 20px;
  color: var(--text);
}

label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 16px;
  color: #334155;
}

input, textarea, select {
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  background: #fff;
  transition: border-color 0.15s ease;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary);
}

textarea {
  resize: vertical;
}

.error-msg {
  color: var(--error);
  font-size: 14px;
  margin-bottom: 12px;
  min-height: 20px;
}

.nav-buttons {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
}

.btn {
  flex: 1;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s ease, transform 0.1s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-secondary {
  background: #e2e8f0;
  color: #475569;
}

.btn-secondary:hover {
  background: #cbd5e1;
}

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

.hidden {
  display: none !important;
}

.field-group {
  display: block;
  margin-bottom: 16px;
}

.field-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: #334155;
}

.checkbox-group,
.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.checkbox-label,
.radio-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 400;
  color: #334155;
  margin-bottom: 0;
}

.checkbox-label input[type="checkbox"],
.radio-label input[type="radio"] {
  width: auto;
  margin: 0;
}

.success-msg {
  text-align: center;
  padding: 20px 0;
}

.success-msg h2 {
  color: #16a34a;
}

@media (max-width: 480px) {
  .card {
    padding: 24px 20px;
  }
}