/* === Base & Reset === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary: #db2777;
  --primary-light: #f472b6;
  --primary-dark: #be185d;
  --text: #313131;
  --text-light: #666666;
  --bg: #f8f9fa;
  --white: #ffffff;
  --border: #e0e0e0;
  --success: #10b981;
  --error: #ef4444;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  min-height: 100vh;
}

/* === App Container === */
.app-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* === Header === */
.app-header {
  text-align: center;
  padding: 1.5rem 0 1rem;
}

.logo {
  max-width: 160px;
  height: auto;
}

/* === Progress Bar === */
.progress-container {
  padding: 0 0 1.5rem;
}

.progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 0.75rem;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 3px;
  transition: width 0.4s ease;
  width: 0%;
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-light);
}

.progress-steps span {
  text-align: center;
  flex: 1;
  transition: color 0.3s;
}

.progress-steps span.active {
  color: var(--primary);
  font-weight: 600;
}

.progress-steps span.completed {
  color: var(--success);
}

/* === Steps === */
.step {
  display: none;
  animation: fadeIn 0.3s ease;
}

.step.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.step-content {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
}

.step-content h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
  line-height: 1.3;
}

.step-content h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.step-subtitle {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

/* === Welcome Step === */
.welcome-step {
  text-align: center;
  padding: 3rem 2rem;
}

.welcome-text {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.5rem;
  border: none;
  border-radius: 9999px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--primary-dark);
  box-shadow: 0 4px 15px rgba(219, 39, 119, 0.3);
}

.btn-primary:disabled {
  background: #ccc;
  cursor: not-allowed;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-large {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
}

.btn-small {
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
}

.step-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 2rem;
  gap: 1rem;
}

/* === Privacy Policy Box === */
.privacy-policy-box {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  background: #fafafa;
  line-height: 1.7;
}

.privacy-policy-box h3 {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.privacy-policy-box h4 {
  font-size: 0.95rem;
  margin: 1.2rem 0 0.4rem;
  color: var(--text);
}

.privacy-policy-box ul {
  margin-left: 1.2rem;
  margin-bottom: 0.5rem;
}

.privacy-policy-box li {
  margin-bottom: 0.3rem;
}

/* === Consent Checkbox === */
.consent-checkbox {
  margin: 1rem 0;
}

.consent-checkbox label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1.5;
}

.consent-checkbox input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 20px;
  height: 20px;
  accent-color: var(--primary);
  flex-shrink: 0;
}

/* === Contract Selection === */
.contract-selection {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1rem 0;
}

.contract-option {
  cursor: pointer;
}

.contract-option input {
  display: none;
}

.contract-card {
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.2s ease;
}

.contract-card:hover {
  border-color: var(--primary-light);
}

.contract-option input:checked + .contract-card {
  border-color: var(--primary);
  background: rgba(219, 39, 119, 0.04);
  box-shadow: 0 0 0 3px rgba(219, 39, 119, 0.1);
}

.contract-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.contract-card h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.contract-card p {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* === Form Styles === */
fieldset {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

legend {
  font-weight: 600;
  font-size: 1rem;
  color: var(--primary);
  padding: 0 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.toggle-btn {
  font-size: 0.8rem;
  padding: 0.25rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 9999px;
  cursor: pointer;
  color: var(--primary);
  font-weight: 500;
}

.toggle-btn:hover {
  background: rgba(219, 39, 119, 0.05);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text);
  transition: border-color 0.2s;
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(219, 39, 119, 0.1);
}

.form-group input.invalid {
  border-color: var(--error);
}

.error-msg {
  font-size: 0.8rem;
  color: var(--error);
  margin-top: 0.25rem;
  display: block;
}

/* === Consent Options === */
.consent-info-box {
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  line-height: 1.7;
}

.consent-info-box h4 {
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.consent-info-box ul {
  margin-left: 1.2rem;
  margin-bottom: 0.75rem;
}

.consent-options {
  margin: 1.5rem 0;
}

.consent-group {
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: #fafafa;
  border-radius: var(--radius-sm);
}

.consent-group h4 {
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.radio-option {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.5rem 0;
  cursor: pointer;
  font-size: 0.9rem;
}

.radio-option input[type="radio"] {
  margin-top: 0.2rem;
  accent-color: var(--primary);
  flex-shrink: 0;
}

.consent-hint {
  font-size: 0.85rem;
  color: var(--text-light);
  font-style: italic;
  text-align: center;
  margin-top: 1rem;
}

/* === Signature Pad === */
.signature-container {
  text-align: center;
}

.signature-pad-wrapper {
  border: 2px dashed var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.signature-pad-wrapper canvas {
  width: 100%;
  height: 200px;
  display: block;
  touch-action: none;
}

/* === Summary === */
.summary-container {
  margin: 1rem 0;
}

.summary-section {
  margin-bottom: 1.5rem;
}

.summary-section h4 {
  font-size: 0.95rem;
  color: var(--primary);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
  margin-bottom: 0.75rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 0.35rem 0;
  font-size: 0.9rem;
  border-bottom: 1px solid #f0f0f0;
}

.summary-row .label {
  color: var(--text-light);
  font-weight: 500;
}

.summary-row .value {
  text-align: right;
  max-width: 60%;
}

.summary-signature {
  text-align: center;
  margin: 1rem 0;
}

.summary-signature img {
  max-width: 250px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  background: var(--white);
}

.consent-badge {
  display: inline-block;
  padding: 0.15rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.consent-badge.yes {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.consent-badge.no {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error);
}

/* === Success Screen === */
.success-icon {
  width: 80px;
  height: 80px;
  background: var(--success);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  margin: 0 auto 1.5rem;
  font-weight: 700;
}

/* === Loading Overlay === */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.92);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 1rem;
}

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

.loading-overlay p {
  font-size: 1rem;
  color: var(--text-light);
}

/* === Footer === */
.app-footer {
  text-align: center;
  padding: 1.5rem 0;
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: auto;
}

.app-footer a {
  color: var(--primary);
  text-decoration: none;
}

.app-footer a:hover {
  text-decoration: underline;
}

/* === Admin Styles === */
.admin-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.admin-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
}

.admin-card h3 {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.admin-table th {
  text-align: left;
  padding: 0.75rem;
  background: var(--bg);
  font-weight: 600;
  border-bottom: 2px solid var(--border);
}

.admin-table td {
  padding: 0.75rem;
  border-bottom: 1px solid #f0f0f0;
}

.admin-table tr:hover td {
  background: #fafafa;
}

.delete-btn {
  background: none;
  border: none;
  color: var(--error);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0.25rem;
  border-radius: 4px;
  transition: background 0.2s;
}

.delete-btn:hover {
  background: rgba(239, 68, 68, 0.1);
}

.email-config {
  display: flex;
  gap: 0.75rem;
  align-items: flex-end;
}

.email-config input {
  flex: 1;
  padding: 0.65rem 0.85rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
}

.admin-login {
  max-width: 400px;
  margin: 4rem auto;
  text-align: center;
}

.admin-login h2 {
  margin-bottom: 1.5rem;
  color: var(--primary);
}

.status-msg {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.status-msg.success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-msg.error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* === Responsive === */
@media (max-width: 600px) {
  .step-content {
    padding: 1.25rem;
  }

  .step-content h1 {
    font-size: 1.3rem;
  }

  .welcome-step {
    padding: 2rem 1rem;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contract-selection {
    grid-template-columns: 1fr;
  }

  .btn-large {
    padding: 0.85rem 1.5rem;
    font-size: 0.95rem;
  }

  fieldset {
    padding: 1rem;
  }

  .privacy-policy-box {
    max-height: 300px;
    padding: 1rem;
  }

  .email-config {
    flex-direction: column;
  }

  .summary-row {
    flex-direction: column;
    gap: 0.15rem;
  }

  .summary-row .value {
    text-align: left;
    max-width: 100%;
  }

  .signature-pad-wrapper canvas {
    height: 160px;
  }
}