/* ── Banner executor ─────────────────────────────────────────── */

.banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--banner-height);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.banner-warning {
  background: var(--warning);
  color: #000;
}

.banner-icon {
  font-weight: 600;
}

/* Quando o banner está visível, desloca sidebar e conteúdo */
body.has-banner .sidebar {
  top: var(--banner-height);
  height: calc(100vh - var(--banner-height));
}

body.has-banner .content {
  margin-top: var(--banner-height);
}

body.has-banner .menu-toggle {
  top: calc(var(--banner-height) + var(--space-4));
}

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

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

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

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 50;
  /* Mobile: oculto por padrão, desliza pra dentro via drawer */
  transform: translateX(-100%);
  transition: transform 200ms ease;
}

@media (min-width: 768px) {
  .sidebar {
    transform: translateX(0);
  }
}

body.drawer-open .sidebar {
  transform: translateX(0);
}

/* ── Sidebar header (brand) ──────────────────────────────────── */

.sidebar-header {
  padding: var(--space-5);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.brand {
  font-family: var(--font-mono);
  font-size: var(--text-md);
  color: var(--text);
  line-height: 1.2;
}

.brand-prompt {
  color: var(--yellow);
}

/* Cursor piscando proporcional ao font-size do sidebar (--text-md = 16px) */
.brand .cursor {
  display: inline-block;
  width: 0.55em;
  height: 0.85em;
  background: var(--yellow);
  margin-left: 0.1em;
  vertical-align: -0.1em;
  animation: cursor-blink 1.05s steps(2) infinite;
}

@keyframes cursor-blink {
  0%,     50%   { opacity: 1; }
  50.01%, 100%  { opacity: 0; }
}

.brand-sub {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
  letter-spacing: 0.02em;
}

/* ── Nav ─────────────────────────────────────────────────────── */

.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--space-4) 0;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  color: var(--text-muted);
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  transition: color var(--transition), background var(--transition);
  border-left: 3px solid transparent;
}

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

.nav-item.active {
  background: var(--yellow);
  color: #000;
  border-left-color: transparent;
}

.nav-num {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  opacity: 0.7;
  flex-shrink: 0;
}

.nav-label {
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  font-weight: 500;
}

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

.sidebar-footer {
  padding: var(--space-5);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.logout-btn {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-muted);
  letter-spacing: 0.05em;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: color var(--transition);
}

.logout-btn:hover {
  color: var(--danger);
}

/* ── Overlay drawer (mobile) ─────────────────────────────────── */

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 45;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}

body.drawer-open .drawer-overlay {
  opacity: 1;
  pointer-events: auto;
}

@media (min-width: 768px) {
  .drawer-overlay { display: none; }
}

/* ── Hambúrguer ──────────────────────────────────────────────── */

.menu-toggle {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 1px;
  background: var(--text);
  transition: transform 200ms ease, opacity 200ms ease;
}

@media (min-width: 768px) {
  .menu-toggle { display: none; }
}

/* ── Área de conteúdo ────────────────────────────────────────── */

.content {
  flex: 1;
  min-height: 100vh;
  overflow: auto;
}

@media (min-width: 768px) {
  .content {
    margin-left: var(--sidebar-width);
  }
}

/* Placeholder inicial e entre rotas */
.content-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  gap: var(--space-3);
  padding: var(--space-8);
}

.placeholder-marker {
  font-size: var(--text-sm);
  color: var(--yellow);
  letter-spacing: 0.05em;
}

.placeholder-hint {
  font-size: var(--text-sm);
  color: var(--text-dim);
}

/* ── Route loader ────────────────────────────────────────────── */

.route-loader {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.5);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}

.loader-dots {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  color: var(--yellow);
  letter-spacing: 0.2em;
}

.loader-dots span {
  opacity: 0;
  animation: dot-appear 0.9s steps(1) infinite;
}

.loader-dots span:nth-child(2) { animation-delay: 0.3s; }
.loader-dots span:nth-child(3) { animation-delay: 0.6s; }

@keyframes dot-appear {
  0%, 33%  { opacity: 0; }
  34%, 100% { opacity: 1; }
}