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

:root {
  --bg:          #0f1117;
  --bg2:         #161b27;
  --bg3:         #1e2535;
  --bg4:         #252d40;
  --border:      #2a3347;
  --text:        #e2e8f0;
  --text-muted:  #8892a4;
  --primary:     #3b82f6;
  --primary-h:   #2563eb;
  --primary-dim: rgba(59,130,246,.15);
  --success:     #22c55e;
  --success-dim: rgba(34,197,94,.15);
  --warn:        #f59e0b;
  --warn-dim:    rgba(245,158,11,.15);
  --danger:      #ef4444;
  --danger-dim:  rgba(239,68,68,.15);
  --radius:      8px;
  --sidebar-w:   240px;
  --transition:  .2s ease;
}

html { font-size: 15px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}

/* ─── Login ────────────────────────────────────────────────────────────────── */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at top, #1a2540 0%, var(--bg) 70%);
}

.login-container { width: 100%; max-width: 400px; padding: 1rem; }

.login-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem 2rem;
}

.login-logo { text-align: center; margin-bottom: 2rem; }
.logo-icon  { font-size: 3rem; margin-bottom: .5rem; }
.login-logo h1 { font-size: 1.4rem; font-weight: 700; }
.login-logo p  { color: var(--text-muted); font-size: .9rem; margin-top: .25rem; }

.login-footer { margin-top: 1.5rem; text-align: center; color: var(--text-muted); }
.login-footer code {
  background: var(--bg3);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: .8rem;
}

/* ─── Layout (Sidebar + Main) ──────────────────────────────────────────────── */
.sidebar {
  position: fixed;
  left: 0; top: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform var(--transition);
}

.sidebar-header {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1.25rem 1rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo  { font-size: 1.5rem; }
.sidebar-title { font-weight: 700; font-size: .95rem; }
.sidebar-sub   { font-size: .75rem; color: var(--text-muted); }
.sidebar-close { display: none; margin-left: auto; background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 1.1rem; }

.sidebar-nav {
  flex: 1;
  padding: .75rem 0;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .65rem 1.25rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: .9rem;
  transition: background var(--transition), color var(--transition);
  border-left: 3px solid transparent;
}
.nav-item:hover  { background: var(--bg3); color: var(--text); }
.nav-item.active { background: var(--primary-dim); color: var(--primary); border-left-color: var(--primary); }
.nav-icon        { font-size: 1rem; width: 1.25rem; text-align: center; }

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

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 99;
}

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

/* ─── Topbar ───────────────────────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .85rem 1.5rem;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.topbar-menu  { display: none; background: none; border: none; color: var(--text); cursor: pointer; font-size: 1.3rem; }
.topbar-title { font-weight: 600; font-size: 1rem; flex: 1; }

.topbar-status { display: flex; gap: .5rem; align-items: center; }
.status-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--bg4);
  border: 2px solid var(--border);
  cursor: default;
  transition: background var(--transition);
}
.status-dot.ok       { background: var(--success); border-color: var(--success); box-shadow: 0 0 6px var(--success); }
.status-dot.error    { background: var(--danger);  border-color: var(--danger); }
.status-dot.whatsapp { }

/* ─── Sections ─────────────────────────────────────────────────────────────── */
.section { display: none; padding: 1.5rem; max-width: 900px; }
.section.active { display: block; }

.section-header { margin-bottom: 1.5rem; }
.section-header h2 { font-size: 1.3rem; font-weight: 700; margin-bottom: .35rem; }
.section-header p  { color: var(--text-muted); font-size: .9rem; }

/* ─── Card ─────────────────────────────────────────────────────────────────── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .85rem 1.25rem;
  font-weight: 600;
  font-size: .9rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg3);
  gap: .75rem;
  flex-wrap: wrap;
}

.header-actions { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }

.card-body { padding: 1.25rem; }
.card-body.no-padding { padding: 0; }

.info-card { border-color: rgba(59,130,246,.3); }
.info-card .card-header { background: rgba(59,130,246,.08); color: var(--primary); }

/* ─── Forms ────────────────────────────────────────────────────────────────── */
.form-group  { display: flex; flex-direction: column; gap: .4rem; flex: 1; min-width: 200px; }
.form-row    { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.form-group:last-child { margin-bottom: 0; }

label { font-size: .85rem; font-weight: 500; color: var(--text); display: flex; align-items: center; gap: .4rem; }
small { font-size: .78rem; color: var(--text-muted); }

input[type="text"],
input[type="password"],
input[type="url"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: .55rem .85rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: .9rem;
  font-family: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}
select option { background: var(--bg3); }
textarea { resize: vertical; min-height: 80px; }

.input-wrapper {
  position: relative;
  display: flex;
}
.input-wrapper input { padding-right: 2.5rem; }
.toggle-pw {
  position: absolute;
  right: 0;
  top: 0; bottom: 0;
  width: 2.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: .9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.toggle-pw:hover { color: var(--text); }

/* ─── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .55rem 1.1rem;
  border: none;
  border-radius: var(--radius);
  font-size: .88rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), transform .1s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.btn-primary   { background: var(--primary);  color: #fff; }
.btn-primary:hover:not(:disabled)   { background: var(--primary-h); }
.btn-secondary { background: var(--bg4);      color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--bg3); }
.btn-danger    { background: var(--danger);   color: #fff; }
.btn-danger:hover:not(:disabled)    { background: #dc2626; }
.btn-ghost     { background: transparent;     color: var(--text-muted); }
.btn-ghost:hover:not(:disabled)     { color: var(--text); background: var(--bg3); }
.btn-sm        { padding: .3rem .7rem; font-size: .8rem; }
.btn-full      { width: 100%; }

.action-bar {
  display: flex;
  justify-content: flex-end;
  gap: .75rem;
  margin-top: .5rem;
  flex-wrap: wrap;
}

/* ─── Badge ────────────────────────────────────────────────────────────────── */
.badge {
  font-size: .7rem;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--bg4);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .03em;
}
.badge-warn { background: var(--warn-dim); color: var(--warn); }

/* ─── Alert ────────────────────────────────────────────────────────────────── */
.alert {
  padding: .65rem 1rem;
  border-radius: var(--radius);
  font-size: .88rem;
  border: 1px solid transparent;
  margin-top: .75rem;
}
.alert-error   { background: var(--danger-dim);  border-color: rgba(239,68,68,.3);  color: #fca5a5; }
.alert-success { background: var(--success-dim); border-color: rgba(34,197,94,.3);  color: #86efac; }
.alert-warn    { background: var(--warn-dim);    border-color: rgba(245,158,11,.3); color: #fcd34d; }

/* ─── Table ────────────────────────────────────────────────────────────────── */
.table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.table th {
  text-align: left;
  padding: .65rem 1rem;
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
}
.table td {
  padding: .7rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--bg3); }
.empty-row { text-align: center; color: var(--text-muted); padding: 2rem !important; }

.pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: .75rem;
  font-weight: 600;
}
.pill-active   { background: var(--success-dim); color: var(--success); }
.pill-inactive { background: var(--bg4); color: var(--text-muted); }

.table-actions { display: flex; gap: .4rem; }

/* ─── Code block ───────────────────────────────────────────────────────────── */
.code-block {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .65rem 1rem;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: .85rem;
  color: var(--success);
  word-break: break-all;
  margin: .75rem 0 .5rem;
}

/* ─── Commands grid ────────────────────────────────────────────────────────── */
.commands-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: .65rem; }
.command-item {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .55rem .75rem;
  background: var(--bg3);
  border-radius: var(--radius);
  font-size: .85rem;
}
.command-item code {
  background: var(--primary-dim);
  color: var(--primary);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: .8rem;
  white-space: nowrap;
}
.command-item span { color: var(--text-muted); }

/* ─── Tips ─────────────────────────────────────────────────────────────────── */
.tips-list { list-style: none; display: flex; flex-direction: column; gap: .5rem; }
.tips-list li { display: flex; align-items: baseline; gap: .5rem; font-size: .88rem; color: var(--text-muted); }
.tips-list li::before { content: '✓'; color: var(--success); font-weight: 700; flex-shrink: 0; }
.tips-list code { background: var(--bg3); padding: 1px 5px; border-radius: 3px; font-size: .82rem; color: var(--text); }

/* ─── Logs ─────────────────────────────────────────────────────────────────── */
.log-container {
  max-height: 500px;
  overflow-y: auto;
  font-family: 'Consolas', monospace;
  font-size: .8rem;
}
.log-line {
  display: flex;
  gap: .75rem;
  padding: .4rem 1rem;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}
.log-line:hover { background: var(--bg3); }
.log-ts    { color: var(--text-muted); white-space: nowrap; flex-shrink: 0; }
.log-level {
  font-weight: 700;
  text-transform: uppercase;
  font-size: .7rem;
  padding: 1px 5px;
  border-radius: 3px;
  flex-shrink: 0;
}
.log-level.info  { background: var(--primary-dim); color: var(--primary); }
.log-level.warn  { background: var(--warn-dim);    color: var(--warn); }
.log-level.error { background: var(--danger-dim);  color: var(--danger); }
.log-msg   { color: var(--text); flex: 1; }
.log-meta  { color: var(--text-muted); font-size: .75rem; }
.log-empty { padding: 2rem; text-align: center; color: var(--text-muted); }

/* ─── Toast ────────────────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .75rem 1.25rem;
  font-size: .9rem;
  z-index: 1000;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  max-width: 350px;
  animation: slideIn .25s ease;
}
.toast.success { border-color: var(--success); background: var(--success-dim); color: #86efac; }
.toast.error   { border-color: var(--danger);  background: var(--danger-dim);  color: #fca5a5; }
.toast.warn    { border-color: var(--warn);    background: var(--warn-dim);    color: #fcd34d; }

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

/* ─── Modal ────────────────────────────────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}
.modal-content {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  max-width: 400px;
  width: 90%;
}
.modal-title   { font-weight: 700; font-size: 1.05rem; margin-bottom: .75rem; }
.modal-body    { color: var(--text-muted); margin-bottom: 1.5rem; font-size: .9rem; }
.modal-actions { display: flex; justify-content: flex-end; gap: .5rem; }

/* ─── Sync ─────────────────────────────────────────────────────────────────── */
.sync-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: .85rem;
  margin-bottom: 1.25rem;
}
.sync-stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: .75rem;
}
.sync-stat-icon  { font-size: 1.5rem; flex-shrink: 0; }
.sync-stat-value { font-size: 1.4rem; font-weight: 700; line-height: 1; }
.sync-stat-label { font-size: .75rem; color: var(--text-muted); margin-top: 2px; }
.sync-stat-status { margin-left: auto; font-size: .7rem; color: var(--text-muted); text-align: right; flex-shrink: 0; }

.sync-status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1.25rem !important;
  margin-bottom: 1.25rem;
}
.sync-status-bar.card { padding: 0; }
.sync-status-left { display: flex; align-items: center; gap: .6rem; font-size: .9rem; }
.sync-status-right { font-size: .8rem; color: var(--text-muted); }

.sync-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.sync-dot.idle    { background: var(--bg4); border: 2px solid var(--border); }
.sync-dot.running { background: var(--warn); animation: pulse 1s infinite; }
.sync-dot.ok      { background: var(--success); }
.sync-dot.error   { background: var(--danger); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .4; }
}

.sync-toggles { margin-top: 1rem; }
.sync-toggle-label { font-size: .85rem; font-weight: 500; display: block; margin-bottom: .6rem; }
.sync-toggle-row   { display: flex; gap: 1.5rem; flex-wrap: wrap; }

.toggle-switch {
  display: flex;
  align-items: center;
  gap: .5rem;
  cursor: pointer;
  font-size: .88rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.toggle-switch:hover { color: var(--text); }
.toggle-switch input { display: none; }
.toggle-slider {
  position: relative;
  width: 36px; height: 20px;
  background: var(--bg4);
  border-radius: 99px;
  border: 1px solid var(--border);
  transition: background var(--transition);
  flex-shrink: 0;
}
.toggle-slider::after {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  width: 14px; height: 14px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: transform var(--transition), background var(--transition);
}
.toggle-switch input:checked + .toggle-slider {
  background: var(--primary);
  border-color: var(--primary);
}
.toggle-switch input:checked + .toggle-slider::after {
  transform: translateX(16px);
  background: #fff;
}
.toggle-text { user-select: none; }

.sync-manual-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: .75rem;
}
.sync-entity-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  padding: 1rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  cursor: pointer;
  font-size: .85rem;
  font-family: inherit;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  text-align: center;
}
.sync-entity-btn:hover   { background: var(--bg4); color: var(--text); border-color: var(--primary); }
.sync-entity-btn:active  { transform: scale(.97); }
.sync-entity-btn:disabled { opacity: .5; cursor: not-allowed; }
.sync-entity-icon        { font-size: 1.6rem; }
.sync-all-btn            { border-color: var(--primary); color: var(--primary); }
.sync-all-btn:hover      { background: var(--primary-dim); }

.nav-badge {
  margin-left: auto;
  color: var(--warn);
  font-size: .75rem;
  animation: pulse 1.2s infinite;
}

/* ─── Utilities ────────────────────────────────────────────────────────────── */
.hidden { display: none !important; }
.mt-1   { margin-top: .5rem; }

/* ─── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-close { display: block; }
  .overlay.open  { display: block; }
  .main          { margin-left: 0; }
  .topbar-menu   { display: block; }
  .section       { padding: 1rem; }
  .form-row      { flex-direction: column; }
  .action-bar    { justify-content: stretch; }
  .action-bar .btn { flex: 1; }
}