:root {
  --bg: #070b12;
  --bg-elevated: #0f1623;
  --panel: rgba(18, 26, 40, 0.82);
  --panel-border: rgba(148, 163, 184, 0.14);
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-faint: #64748b;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.35);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.12);
  --danger-border: rgba(239, 68, 68, 0.35);
  --success: #22c55e;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 24px 48px rgba(0, 0, 0, 0.45), 0 0 0 1px var(--panel-border);
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --transition: 0.18s ease;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* ── Login page ─────────────────────────────────────────────────────────── */

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.login-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.login-bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
}

.login-bg-glow--a {
  width: 420px;
  height: 420px;
  top: -120px;
  right: -80px;
  background: #1d4ed8;
}

.login-bg-glow--b {
  width: 360px;
  height: 360px;
  bottom: -100px;
  left: -60px;
  background: #0e7490;
  opacity: 0.35;
}

.login-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
}

.login-shell {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
}

.login-card {
  background: var(--panel);
  backdrop-filter: blur(16px);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem 1.75rem 1.5rem;
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.login-logo {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: block;
  background: transparent;
  border: none;
  box-shadow: none;
}

.login-logo img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: contain;
  display: block;
  background: transparent;
}

.login-brand-text h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.login-brand-text p {
  margin: 0.25rem 0 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.field label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.field-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.field input {
  width: 100%;
  padding: 0.72rem 0.85rem;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.field input::placeholder {
  color: var(--text-faint);
}

.field input:hover {
  border-color: rgba(148, 163, 184, 0.28);
}

.field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.password-wrap {
  position: relative;
}

.password-wrap input {
  padding-right: 2.75rem;
}

.field-check {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  cursor: pointer;
  user-select: none;
  margin: 0.15rem 0 0;
}

.field-check input[type="checkbox"] {
  width: 1.05rem;
  height: 1.05rem;
  margin: 0.15rem 0 0;
  flex-shrink: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.field-check-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.875rem;
  line-height: 1.35;
}

.field-check-text strong {
  font-weight: 500;
  color: var(--text);
}

.field-check-text small {
  color: var(--text-muted);
  font-size: 0.8125rem;
  line-height: 1.4;
}

.btn-icon {
  position: absolute;
  right: 0.35rem;
  top: 50%;
  transform: translateY(-50%);
  width: 2.25rem;
  height: 2.25rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition), background var(--transition);
}

.btn-icon[hidden] {
  display: none !important;
}

.btn-icon svg {
  position: absolute;
  inset: 0;
  margin: auto;
  pointer-events: none;
}

.btn-icon svg[hidden] {
  display: none !important;
}

.btn-icon:hover {
  color: var(--text);
  background: rgba(148, 163, 184, 0.1);
}

.btn-icon:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.login-alert {
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  line-height: 1.45;
  background: var(--danger-bg);
  border: 1px solid var(--danger-border);
  color: #fecaca;
}

.login-alert[hidden] {
  display: none !important;
}

.login-alert.ok {
  color: #86efac;
  background: rgba(34, 197, 94, 0.12);
  border-color: rgba(34, 197, 94, 0.35);
}

.btn-primary {
  position: relative;
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.8rem 1rem;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, #4f8ff7 0%, var(--accent) 45%, var(--accent-hover) 100%);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.75;
  cursor: wait;
}

.btn-primary.is-loading .btn-label {
  opacity: 0;
}

.btn-primary.is-loading .btn-spinner {
  opacity: 1;
}

.btn-spinner {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  opacity: 0;
  animation: spin 0.65s linear infinite;
}

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

.login-card-footer {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--panel-border);
  text-align: center;
}

.login-admin {
  margin: 0 0 0.75rem;
  font-size: 0.875rem;
}

.login-admin a {
  color: #93c5fd;
  text-decoration: none;
  font-weight: 500;
}

.login-admin a:hover {
  text-decoration: underline;
  color: #bfdbfe;
}

.admin-page {
  padding-bottom: calc(1rem + var(--layout-footer-h, 1.625rem));
}

@media (max-width: 480px) {
  .login-page { padding: 1rem; }
  .login-card { padding: 1.5rem 1.25rem 1.25rem; }
  .login-brand { margin-bottom: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  .btn-spinner { animation: none; }
  .btn-primary { transition: none; }
}

/* ── Admin (shared) ─────────────────────────────────────────────────────── */

body.admin-page {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 2rem 1rem;
  min-height: 100vh;
}

.admin-wrap {
  width: 100%;
  max-width: 960px;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.admin-header h1 { margin: 0; font-size: 1.25rem; }

.btn-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-row button,
.btn-row a.btn {
  width: auto;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-block;
  text-align: center;
  border-radius: var(--radius-sm);
  font-family: inherit;
  cursor: pointer;
}

button.danger {
  background: var(--danger);
  border: none;
  color: #fff;
  font-weight: 600;
}

button.danger:hover:not(:disabled) { background: #dc2626; }

button.secondary,
.btn-row a.btn.secondary {
  background: transparent;
  border: 1px solid var(--panel-border);
  color: var(--text);
}

.msg {
  margin-top: 1rem;
  font-size: 0.9rem;
  text-align: center;
}

.msg.erro { color: #fca5a5; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

th, td {
  text-align: left;
  padding: 0.65rem 0.5rem;
  border-bottom: 1px solid var(--panel-border);
  vertical-align: top;
}

th { color: var(--text-muted); font-weight: 500; }

td.actions button {
  width: auto;
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
}

.dim { color: var(--text-muted); }

.admin-panel {
  margin-bottom: 2.5rem;
  padding: 1.25rem;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  background: var(--panel);
}

.admin-panel h2 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.device-list-wrap {
  margin: 1rem 0;
}

.device-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.device-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--panel-border);
  font-size: 0.9rem;
  line-height: 1.45;
}

.device-list li:last-child { border-bottom: none; }

.device-list .device-name {
  display: block;
  font-weight: 500;
}

.device-list .device-since {
  display: block;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 0.15rem;
}

.device-list li.is-current .device-name::after {
  content: " · este dispositivo";
  color: var(--accent, #60a5fa);
  font-weight: 500;
  font-size: 0.85rem;
}

.badge-trusted {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #86efac;
  background: rgba(34, 197, 94, 0.15);
  vertical-align: middle;
}

.badge-session {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: rgba(148, 163, 184, 0.12);
  vertical-align: middle;
}

.pwd-warning {
  margin: 1rem 0 1.25rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(251, 191, 36, 0.12);
  border: 1px solid rgba(251, 191, 36, 0.35);
  color: #fde68a;
  font-size: 0.9rem;
  line-height: 1.5;
}

.pwd-form {
  display: grid;
  gap: 1rem;
  max-width: 420px;
}

.pwd-form .field label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.pwd-form input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--panel-border);
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

.pwd-form .btn-primary {
  width: auto;
  margin-top: 0.25rem;
}

@media (max-width: 640px) {
  table, thead, tbody, th, td, tr { display: block; }
  thead { display: none; }
  tr {
    margin-bottom: 1rem;
    border: 1px solid var(--panel-border);
    border-radius: var(--radius-sm);
    padding: 0.5rem;
  }
  td {
    border: none;
    padding: 0.35rem 0;
  }
  td::before {
    content: attr(data-label) ": ";
    color: var(--text-muted);
    font-weight: 500;
  }
}

/* ── Login multi-step + Google + cadastro ───────────────────────────────── */

.login-panel[hidden] {
  display: none !important;
}

.login-panel {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.dim {
  color: var(--text-muted);
}

.login-hint {
  font-size: 0.875rem;
  line-height: 1.45;
  margin: 0;
}

.login-success-lead {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.btn-secondary {
  width: 100%;
  padding: 0.78rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(148, 163, 184, 0.28);
}

.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  width: 100%;
  padding: 0.78rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: #fff;
  color: #1f2937;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: box-shadow var(--transition), transform var(--transition);
}

.btn-google:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  transform: translateY(-1px);
}

.btn-google[hidden] {
  display: none !important;
}

.login-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-faint);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.login-divider::before,
.login-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(148, 163, 184, 0.18);
}

.login-divider[hidden] {
  display: none !important;
}

.btn-back {
  align-self: flex-start;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-family: inherit;
  cursor: pointer;
  padding: 0.15rem 0;
}

.btn-back:hover {
  color: var(--text);
}

.login-links {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.link-btn {
  border: none;
  background: transparent;
  color: var(--accent);
  font-size: 0.84rem;
  font-family: inherit;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.link-btn:hover {
  color: #93c5fd;
}

.btn-primary--wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  text-align: center;
}

.ob-camera {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ob-camera video,
.ob-camera img {
  width: 100%;
  max-height: 320px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: #000;
}

.ob-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}