:root {
  --bg: #f7f4ef;
  --card: #ffffff;
  --text: #1f1f1f;
  --muted: #7b7b7b;
  --border: #e7e0d8;
  --accent: #2a6fd6;
  --accent-weak: #e7f0ff;
  --danger: #c94444;
  --success: #2f8a5b;
  --success-weak: #e6f4ed;
  --warning: #b36b00;
  --warning-weak: #fff3e0;
  --pending: #6b5ce7;
  --pending-weak: #f0edff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  min-height: 100vh;
  background-image: linear-gradient(180deg, var(--bg) 0%, #efe9e2 100%);
  background-attachment: fixed;
  color: var(--text);
}

.app {
  max-width: 640px;
  margin: 0 auto;
  padding: 20px 16px 60px;
}

/* Header */
.header {
  text-align: center;
  margin-bottom: 24px;
}

.logo-title {
  font-family: "Outfit", sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo-identify { color: var(--accent); }
.logo-service { color: var(--text); }

.logo-sub {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 2px;
}

.dev-banner {
  margin-top: 8px;
  padding: 4px 12px;
  background: var(--warning-weak);
  color: var(--warning);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-radius: 4px;
}

/* Navigation */
.nav {
  display: flex;
  gap: 4px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px;
  margin-bottom: 20px;
}

.nav-btn {
  flex: 1;
  padding: 10px 8px;
  border: none;
  border-radius: 8px;
  background: transparent;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
}

.nav-btn:hover { background: var(--accent-weak); color: var(--accent); }
.nav-btn.active { background: var(--accent); color: white; }

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 12px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 16px;
}

/* Form elements */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 6px;
}

.form-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.form-label-row .form-label {
  margin-bottom: 0;
}

.form-input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: "JetBrains Mono", monospace;
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
}

.form-input:focus { border-color: var(--accent); }
.form-input::placeholder { color: #bbb; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
}

.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: #1f5cb8; }
.btn-primary:disabled { background: #b3c9e8; cursor: not-allowed; }

.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #257048; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-outline:hover { background: var(--accent-weak); border-color: var(--accent); }

/* Status badges */
.status {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-none { background: var(--border); color: var(--muted); }
.status-pending { background: var(--pending-weak); color: var(--pending); }
.status-verified { background: var(--success-weak); color: var(--success); }
.status-declined { background: #fde8e8; color: var(--danger); }

/* Result display */
.result-box {
  padding: 16px;
  border-radius: 8px;
  margin-top: 12px;
}

.result-verified {
  background: var(--success-weak);
  border: 1px solid #c3e5d3;
}

.result-not-verified {
  background: var(--warning-weak);
  border: 1px solid #ffe0b2;
}

.result-declined {
  background: #fde8e8;
  border: 1px solid #f5c6c6;
}

/* Info rows */
.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.info-row:last-child { border-bottom: none; }
.info-label { color: var(--muted); }
.info-value { font-weight: 500; font-family: "JetBrains Mono", monospace; font-size: 13px; }

/* Wallet connection */
.wallet-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 16px;
  margin-bottom: 12px;
  font-size: 13px;
}

.wallet-bar > div:first-child {
  min-width: 0;
  overflow: hidden;
}

.wallet-address {
  font-family: "JetBrains Mono", monospace;
  color: var(--accent);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: inline-block;
  max-width: 100%;
  vertical-align: middle;
}

.wallet-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 8px;
}

.wallet-dot.connected { background: var(--success); }
.wallet-dot.disconnected { background: var(--danger); }

/* KYC flow steps */
.step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.step:last-child { border-bottom: none; }

.step-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--border);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
}

.step-number.active { background: var(--accent); color: white; }
.step-number.done { background: var(--success); color: white; }

.step-content { flex: 1; }
.step-title { font-weight: 600; font-size: 14px; }
.step-desc { font-size: 13px; color: var(--muted); margin-top: 2px; }

/* Didit link */
.didit-link {
  display: inline-block;
  padding: 10px 20px;
  background: var(--accent-weak);
  border: 1px solid var(--accent);
  border-radius: 8px;
  color: var(--accent);
  text-decoration: none;
  text-align: center;
  font-weight: 600;
  margin-top: 8px;
  transition: background 0.2s;
}

#diditLinkContainer {
  text-align: right;
}

.didit-link:hover { background: #d4e4ff; }

/* Pages */
.page { display: none; }
.page.active { display: block; }

/* Spinner */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 8px;
  vertical-align: middle;
}

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

/* Toast */
.toast-container {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 1000;
}

.toast {
  padding: 12px 20px;
  border-radius: 8px;
  color: white;
  font-size: 14px;
  margin-bottom: 8px;
  animation: slideIn 0.3s ease;
}

.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }
.toast-info { background: var(--accent); }

@keyframes slideIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }

/* Footer */
.footer {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.footer a { color: var(--accent); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-overlay.open { display: flex; }

.modal {
  background: var(--card);
  border-radius: 12px;
  width: 100%;
  max-width: 560px;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-title { font-size: 16px; font-weight: 600; margin: 0; }

.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  color: var(--muted);
  cursor: pointer;
  padding: 0 4px;
}

.modal-close:hover { color: var(--text); }

.modal-body { padding: 20px; }

/* JWT display */
.jwt-raw {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  word-break: break-all;
  max-height: 120px;
  overflow-y: auto;
  line-height: 1.5;
  color: var(--text);
}

.jwt-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.btn-sm {
  width: auto;
  padding: 6px 16px;
  font-size: 13px;
}

.jwt-decoded {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  line-height: 1.5;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
  margin: 0;
  color: var(--text);
}

.jwt-textarea {
  resize: vertical;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  line-height: 1.5;
}

/* Token verification result */
.token-result {
  margin-top: 16px;
  padding: 16px;
  border-radius: 8px;
}

.token-result-valid {
  background: var(--success-weak);
  border: 1px solid #c3e5d3;
}

.token-result-invalid {
  background: #fde8e8;
  border: 1px solid #f5c6c6;
}

.token-result-title {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 8px;
}

.token-result-valid .token-result-title { color: var(--success); }
.token-result-invalid .token-result-title { color: var(--danger); }

/* Help page */
.help-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  margin: 0 0 8px;
}

.help-list {
  font-size: 14px;
  line-height: 1.6;
  padding-left: 20px;
  margin: 0 0 8px;
}

.help-list li {
  margin-bottom: 6px;
}

.help-list code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 1px 4px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item summary {
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  padding: 10px 0;
  color: var(--text);
  list-style: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::before {
  content: '+';
  display: inline-block;
  width: 20px;
  font-weight: 600;
  color: var(--muted);
}

.faq-item[open] summary::before {
  content: '\2212';
}

.faq-item summary:hover {
  color: var(--accent);
}

.faq-item[open] summary {
  color: var(--accent);
}

.faq-answer {
  font-size: 14px;
  line-height: 1.6;
  padding: 0 0 12px 20px;
  color: var(--text);
}

.faq-answer p {
  margin: 4px 0;
}

.faq-answer ul {
  padding-left: 20px;
  margin: 4px 0;
}

.faq-answer code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 1px 4px;
}

/* Responsive */
@media (max-width: 480px) {
  .nav-btn { font-size: 12px; padding: 8px 4px; }
  .logo-title { font-size: 24px; }
  .wallet-address { max-width: 120px; }
}