/* ─── TVS Bot Dashboard — Estilos Principais ─────────────────────────────── */

:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2128;
  --bg-hover: #21262d;
  --border: #30363d;
  --border-active: #388bfd;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #484f58;
  --accent-green: #3fb950;
  --accent-blue: #388bfd;
  --accent-purple: #a371f7;
  --accent-orange: #f78166;
  --accent-yellow: #e3b341;
  --accent-red: #f85149;
  --accent-teal: #39d353;
  --accent-pink: #db61a2;
  --sidebar-w: 240px;
  --header-h: 60px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 4px 16px rgba(0,0,0,0.4);
  --transition: 0.2s ease;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.5;
}

/* ─── Layout ─────────────────────────────────────────────────────────────── */

.layout {
  display: flex;
  min-height: 100vh;
}

/* ─── Sidebar ────────────────────────────────────────────────────────────── */

.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-logo {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo .logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.sidebar-logo .logo-text {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.sidebar-logo .logo-sub {
  font-size: 11px;
  color: var(--text-secondary);
}

.sidebar-nav {
  padding: 12px 8px;
  flex: 1;
}

.nav-section {
  margin-bottom: 4px;
}

.nav-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 8px 8px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  transition: var(--transition);
  margin-bottom: 2px;
  cursor: pointer;
}

.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.nav-item.active {
  background: rgba(56,139,253,0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(56,139,253,0.3);
}

.nav-item .icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.nav-item .badge {
  margin-left: auto;
  background: var(--accent-red);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  border-radius: 10px;
  padding: 1px 6px;
  min-width: 18px;
  text-align: center;
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  animation: pulse 2s ease-in-out infinite;
}

.status-dot.offline { background: var(--text-muted); animation: none; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ─── Main Content ───────────────────────────────────────────────────────── */

.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  height: var(--header-h);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 90;
}

.topbar-title {
  font-size: 16px;
  font-weight: 600;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.content {
  padding: 24px;
  flex: 1;
}

/* ─── Cards ──────────────────────────────────────────────────────────────── */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.card-subtitle {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ─── Stat Cards ─────────────────────────────────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--border-active);
  transform: translateY(-1px);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}

.stat-card.green::before { background: var(--accent-green); }
.stat-card.blue::before { background: var(--accent-blue); }
.stat-card.purple::before { background: var(--accent-purple); }
.stat-card.orange::before { background: var(--accent-orange); }
.stat-card.yellow::before { background: var(--accent-yellow); }
.stat-card.red::before { background: var(--accent-red); }
.stat-card.teal::before { background: var(--accent-teal); }
.stat-card.pink::before { background: var(--accent-pink); }

.stat-icon {
  font-size: 24px;
  margin-bottom: 10px;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
}

/* ─── Tables ─────────────────────────────────────────────────────────────── */

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

thead th {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

tbody tr:last-child { border-bottom: none; }

tbody tr:hover { background: var(--bg-hover); }

tbody td {
  padding: 10px 14px;
  color: var(--text-primary);
  vertical-align: middle;
}

.text-muted { color: var(--text-secondary); }
.text-sm { font-size: 12px; }

/* ─── Buttons ────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-primary {
  background: var(--accent-blue);
  color: #fff;
}
.btn-primary:hover:not(:disabled) { background: #58a6ff; }

.btn-green {
  background: var(--accent-green);
  color: #0d1117;
  font-weight: 600;
}
.btn-green:hover:not(:disabled) { background: #56d364; }

.btn-danger {
  background: var(--accent-red);
  color: #fff;
}
.btn-danger:hover:not(:disabled) { background: #ff7b72; }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
}

.btn-icon {
  padding: 6px 8px;
}

/* ─── Forms ──────────────────────────────────────────────────────────────── */

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.form-control {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 8px 12px;
  font-size: 13px;
  transition: var(--transition);
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(56,139,253,0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 80px;
  line-height: 1.5;
}

select.form-control {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='%238b949e' d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 12px;
  padding-right: 30px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
}

/* ─── Toggle / Switch ────────────────────────────────────────────────────── */

.toggle-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.toggle {
  position: relative;
  width: 40px;
  height: 22px;
  flex-shrink: 0;
}

.toggle input { display: none; }

.toggle-track {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--text-muted);
  border-radius: 20px;
  transition: var(--transition);
}

.toggle input:checked + .toggle-track { background: var(--accent-green); }

.toggle-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: var(--transition);
  pointer-events: none;
}

.toggle input:checked ~ .toggle-thumb { left: 21px; }

.toggle-label {
  font-size: 13px;
  color: var(--text-primary);
  user-select: none;
}

/* ─── Badges / Pills ─────────────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}

.badge-green { background: rgba(63,185,80,0.15); color: var(--accent-green); }
.badge-blue { background: rgba(56,139,253,0.15); color: var(--accent-blue); }
.badge-red { background: rgba(248,81,73,0.15); color: var(--accent-red); }
.badge-yellow { background: rgba(227,179,65,0.15); color: var(--accent-yellow); }
.badge-purple { background: rgba(163,113,247,0.15); color: var(--accent-purple); }
.badge-gray { background: rgba(139,148,158,0.15); color: var(--text-secondary); }

/* ─── Progress Bar ───────────────────────────────────────────────────────── */

.progress {
  height: 8px;
  background: var(--bg-secondary);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  border-radius: 4px;
  background: var(--accent-blue);
  transition: width 0.4s ease;
}

.progress-bar.green { background: var(--accent-green); }
.progress-bar.red { background: var(--accent-red); }

/* ─── Alert / Toast ──────────────────────────────────────────────────────── */

.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  border-left: 3px solid;
  margin-bottom: 16px;
}

.alert-success { background: rgba(63,185,80,0.1); border-color: var(--accent-green); color: var(--accent-green); }
.alert-danger { background: rgba(248,81,73,0.1); border-color: var(--accent-red); color: var(--accent-red); }
.alert-warning { background: rgba(227,179,65,0.1); border-color: var(--accent-yellow); color: var(--accent-yellow); }
.alert-info { background: rgba(56,139,253,0.1); border-color: var(--accent-blue); color: var(--accent-blue); }

/* Toast global */
#toast {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast-msg {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 13px;
  box-shadow: var(--shadow);
  animation: slideIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 260px;
  max-width: 380px;
}

.toast-msg.success { border-left: 3px solid var(--accent-green); }
.toast-msg.error { border-left: 3px solid var(--accent-red); }
.toast-msg.info { border-left: 3px solid var(--accent-blue); }
.toast-msg.warning { border-left: 3px solid var(--accent-yellow); }

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

/* ─── Modal ──────────────────────────────────────────────────────────────── */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  backdrop-filter: blur(4px);
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow);
}

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

.modal-title {
  font-size: 15px;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 18px;
  padding: 4px;
  line-height: 1;
  transition: var(--transition);
}

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

.modal-body {
  padding: 20px;
}

.modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

/* ─── Log Terminal ───────────────────────────────────────────────────────── */

.log-terminal {
  background: #0d1117;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  font-family: 'Courier New', monospace;
  font-size: 12.5px;
  height: 320px;
  overflow-y: auto;
  line-height: 1.6;
}

.log-terminal .log-info { color: var(--text-secondary); }
.log-terminal .log-sucesso { color: var(--accent-green); }
.log-terminal .log-erro { color: var(--accent-red); }
.log-terminal .log-aviso { color: var(--accent-yellow); }

/* ─── File Upload ────────────────────────────────────────────────────────── */

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--accent-blue);
  background: rgba(56,139,253,0.05);
}

.upload-zone .upload-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.upload-zone .upload-text {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.upload-zone .upload-hint {
  font-size: 12px;
  color: var(--text-muted);
}

/* ─── Chat Bubbles ───────────────────────────────────────────────────────── */

.chat-bubble {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  margin-bottom: 8px;
  line-height: 1.5;
  word-break: break-word;
}

.chat-bubble.user {
  background: rgba(56,139,253,0.2);
  border: 1px solid rgba(56,139,253,0.3);
  margin-left: auto;
  border-bottom-right-radius: 4px;
}

.chat-bubble.assistant {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  margin-right: auto;
  border-bottom-left-radius: 4px;
}

.chat-role {
  font-size: 10px;
  color: var(--text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ─── Loading ────────────────────────────────────────────────────────────── */

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 40px;
  color: var(--text-secondary);
  font-size: 13px;
}

.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ─── Misc ───────────────────────────────────────────────────────────────── */

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

.flex { display: flex; }
.flex-1 { flex: 1; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-4 { margin-bottom: 4px; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.w-100 { width: 100%; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-mono { font-family: 'Courier New', monospace; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ─── Responsive ─────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .main { margin-left: 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
}