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

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #242834;
  --border: #2e3345;
  --text: #e4e6ed;
  --text2: #8b90a0;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --green: #22c55e;
  --red: #ef4444;
  --orange: #f59e0b;
  --radius: 10px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo { font-size: 20px; font-weight: 700; color: var(--accent); }
.logo span { color: var(--text); }

#header-user {
  display: none;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}

#header-user .user-name { color: var(--accent-hover); font-weight: 500; }
#header-user .user-role {
  background: var(--accent);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}

.container { max-width: 960px; margin: 0 auto; padding: 24px; }

nav.main-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

nav.main-nav button {
  padding: 8px 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text2);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
}

nav.main-nav button:hover { border-color: var(--accent); color: var(--text); }
nav.main-nav button.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.challenge-bar {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 20px;
  font-size: 12px;
  font-family: 'SF Mono', Monaco, Consolas, monospace;
  color: var(--text2);
  display: none;
}

.challenge-bar.visible { display: block; }
.challenge-bar strong { color: var(--accent-hover); }

.page { display: none; }
.page.active { display: block; }

.flow-steps {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.flow-step {
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text2);
}

.flow-step.done { border-color: var(--green); color: var(--green); }
.flow-step.current { border-color: var(--accent); color: var(--accent-hover); background: #6366f122; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
}

.card h2 { font-size: 18px; margin-bottom: 4px; }
.card h3 { font-size: 15px; margin: 16px 0 8px; color: var(--text); }
.card .subtitle { color: var(--text2); font-size: 13px; margin-bottom: 20px; }

.method-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  margin-right: 8px;
  vertical-align: middle;
}

.method-POST { background: #22c55e33; color: var(--green); }
.method-GET { background: #6366f133; color: var(--accent-hover); }
.method-DELETE { background: #ef444433; color: var(--red); }
.method-PATCH { background: #f59e0b33; color: var(--orange); }

.endpoint-path {
  font-family: 'SF Mono', Monaco, Consolas, monospace;
  font-size: 13px;
  color: var(--text2);
  vertical-align: middle;
}

.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 13px;
  color: var(--text2);
  margin-bottom: 4px;
}

.form-group label.inline {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
  outline: none;
}

input:focus, select:focus, textarea:focus { border-color: var(--accent); }
textarea { resize: vertical; min-height: 60px; }
input[type="checkbox"] { width: auto; }

.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-danger { background: var(--red); color: #fff; }
.btn-danger:hover { opacity: 0.85; }
.btn-secondary {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { border-color: var(--accent); }
.btn-sm { padding: 6px 12px; font-size: 12px; }

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

.response-box {
  margin-top: 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

.response-box.ok {
  border-color: #22c55e55;
  box-shadow: 0 0 0 1px #22c55e22 inset, 0 2px 8px rgba(0, 0, 0, 0.2);
}

.response-box.err {
  border-color: #ef444455;
  box-shadow: 0 0 0 1px #ef444422 inset, 0 2px 8px rgba(0, 0, 0, 0.2);
}

.response-header {
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--border);
  font-family: 'SF Mono', Monaco, Consolas, monospace;
  background: var(--surface2);
}

.response-box.ok .response-header {
  background: linear-gradient(180deg, #22c55e18 0%, var(--surface2) 100%);
}

.response-box.err .response-header {
  background: linear-gradient(180deg, #ef444418 0%, var(--surface2) 100%);
}

.status-ok { color: var(--green); }
.status-err { color: var(--red); }

.response-body {
  display: block;
  margin: 0;
  padding: 14px 16px;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', Consolas, monospace;
  font-size: 12px;
  line-height: 1.65;
  tab-size: 2;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
  overflow-x: hidden;
  max-height: 380px;
  overflow-y: auto;
  color: #c9cdd8;
  background: #0a0c10;
  border-top: 1px solid var(--border);
}

.countdown { color: var(--orange); font-weight: 600; font-size: 13px; min-width: 30px; }

.sessions-content { margin-top: 16px; }

.sessions-list { display: flex; flex-direction: column; gap: 10px; }

.session-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.session-card.current { border-color: var(--green); }
.session-info { flex: 1; min-width: 0; }
.session-info .device {
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 4px;
  word-break: break-word;
}
.session-info .meta { font-size: 12px; color: var(--text2); word-break: break-word; }
.session-info .session-id {
  font-size: 11px;
  font-family: 'SF Mono', Monaco, Consolas, monospace;
  color: var(--text2);
  margin-top: 6px;
}
.badge-current {
  display: inline-block;
  background: #22c55e33;
  color: var(--green);
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  margin-left: 6px;
}

.profile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.profile-field {
  background: var(--surface2);
  padding: 10px 14px;
  border-radius: 6px;
}

.profile-field .label {
  font-size: 11px;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.profile-field .value { font-size: 14px; margin-top: 2px; }

.notif-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px 16px;
  margin-top: 12px;
}

.notif-grid label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text2);
  cursor: pointer;
}

.inline-form {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.inline-form .form-group { flex: 1; margin-bottom: 0; min-width: 140px; }

.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

.auth-state-msg { text-align: center; padding: 40px; color: var(--text2); }

.hint {
  font-size: 12px;
  color: var(--text2);
  margin-top: 8px;
  padding: 10px;
  background: var(--bg);
  border-radius: 6px;
  border-left: 3px solid var(--accent);
}

.toast-container {
  position: fixed;
  top: 72px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  animation: slideIn 0.3s ease;
  max-width: 360px;
}

.toast-success { background: #22c55e22; border: 1px solid #22c55e55; color: var(--green); }
.toast-error { background: #ef444422; border: 1px solid #ef444455; color: var(--red); }
.toast-info { background: #6366f122; border: 1px solid #6366f155; color: var(--accent-hover); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@media (max-width: 600px) {
  .profile-grid { grid-template-columns: 1fr; }
  .inline-form { flex-direction: column; }
}