/* ==========================================================================
   EVOLUIREDAÇÃO — DASHBOARD STYLES (DARK GLASSMORPHISM)
   Design System & Layout Architecture
   ========================================================================== */

:root {
  --bg-deep: #0b0f19;
  --bg-surface: #0d111d;
  --bg-card: rgba(17, 24, 39, 0.72);
  --bg-card-hover: rgba(26, 34, 52, 0.85);
  --bg-elevated: rgba(30, 41, 59, 0.65);
  --bg-input: rgba(15, 23, 42, 0.75);

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(99, 102, 241, 0.35);
  --border-focus: #3b82f6;

  --accent-blue: #3b82f6;
  --accent-indigo: #6366f1;
  --accent-purple: #8b5cf6;
  --accent-cyan: #00e5ff;
  --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #6366f1 50%, #8b5cf6 100%);
  --accent-gradient-hover: linear-gradient(135deg, #2563eb 0%, #4f46e5 50%, #7c3aed 100%);
  --accent-glow: rgba(99, 102, 241, 0.25);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --status-success: #10b981;
  --status-success-bg: rgba(16, 185, 129, 0.12);
  --status-success-border: rgba(16, 185, 129, 0.25);

  --status-warning: #f59e0b;
  --status-warning-bg: rgba(245, 158, 11, 0.12);
  --status-warning-border: rgba(245, 158, 11, 0.25);

  --status-info: #3b82f6;
  --status-info-bg: rgba(59, 130, 246, 0.12);
  --status-info-border: rgba(59, 130, 246, 0.25);

  --sidebar-width: 275px;
  --sidebar-collapsed-width: 80px;
  --topbar-height: 72px;

  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --shadow-glow: 0 0 24px rgba(99, 102, 241, 0.2);
  --transition-base: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body.dashboard-page {
  font-family: var(--font-sans);
  background-color: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(59, 130, 246, 0.06) 0%, transparent 45%);
  background-attachment: fixed;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
}

.tabular-nums {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   LAYOUT ARCHITECTURE: FIXED SIDEBAR & MAIN WRAPPER
   ========================================================================== */
.app-layout {
  display: flex;
  min-height: 100vh;
  width: 100%;
  position: relative;
}

/* Desktop: Sidebar is strictly fixed on the left and pushes main content */
.sidebar-menu {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  width: var(--sidebar-width);
  background: rgba(13, 17, 29, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-subtle);
  z-index: 50;
  display: flex;
  flex-direction: column;
  transition: width var(--transition-base), transform var(--transition-base);
  overflow-y: auto;
  overflow-x: hidden;
}

/* Main container is pushed to the right of the sidebar on desktop */
.app-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 100vh;
  transition: margin-left var(--transition-base);
}

/* Collapsed Desktop Sidebar Variant (ITEM 10: restrito ao desktop.
   Sem esta media query, body.sidebar-collapsed .sidebar-menu (0,2,0) vencia
   a regra da gaveta mobile .sidebar-menu (0,1,0) e a gaveta abria com 80px
   e sem os rótulos dos itens.) */
@media (min-width: 1024px) {
  body.sidebar-collapsed .sidebar-menu {
    width: var(--sidebar-collapsed-width);
  }

  body.sidebar-collapsed .app-main {
    margin-left: var(--sidebar-collapsed-width);
  }

  body.sidebar-collapsed .sidebar-brand-text,
  body.sidebar-collapsed .nav-item-text,
  body.sidebar-collapsed .nav-link-text,
  body.sidebar-collapsed .nav-section-title,
  body.sidebar-collapsed .sidebar-pro-card,
  body.sidebar-collapsed .nav-badge-text {
    opacity: 0;
    pointer-events: none;
    display: none;
  }

  body.sidebar-collapsed .nav-link {
    justify-content: center;
    padding: 12px;
  }

  body.sidebar-collapsed .sidebar-header {
    justify-content: center;
    padding: 20px 12px;
  }
}

/* ==========================================================================
   SIDEBAR INTERNALS
   ========================================================================== */
.sidebar-header {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
  flex-shrink: 0;
}

.sidebar-brand-icon img {
  width: 24px;
  height: 24px;
}

.sidebar-brand-text {
  display: flex;
  flex-direction: column;
  transition: opacity var(--transition-base);
  white-space: nowrap;
}

.brand-title {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-blue);
}

.sidebar-nav {
  flex: 1;
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-section-title {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 12px 10px 6px;
  transition: opacity var(--transition-base);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition-base);
  position: relative;
  white-space: nowrap;
}

.nav-link-text { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link.active {
  color: #ffffff;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  font-weight: 600;
}

.nav-link.active .nav-icon {
  color: var(--accent-blue);
}

.nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-badge { flex-shrink: 0; margin-left: auto; font-size: 0.62rem; padding: 2px 6px; border-radius: var(--radius-full); }

/* Badge de texto no menu lateral — mesmo contraste do badge do header (.badge-plan) */
.nav-link .nav-badge-text {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1.4;
  padding: 3px 8px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
  border: 1px solid rgba(139, 92, 246, 0.4);
  color: #c4b5fd;
  box-shadow: 0 0 10px rgba(139, 92, 246, 0.18);
}

/* Trava o scroll do fundo quando o drawer mobile está aberto */
body.sidebar-open { overflow: hidden; }

.sidebar-footer {
  padding: 16px 14px 20px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-pro-card {
  padding: 14px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(59, 130, 246, 0.08) 100%);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
}

.pro-card-title {
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.pro-card-desc {
  color: var(--text-secondary);
  font-size: 0.73rem;
  margin-bottom: 10px;
  line-height: 1.4;
}

.pro-card-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 7px 10px;
  background: var(--accent-gradient);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  transition: var(--transition-base);
}

.pro-card-btn:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

/* Mobile Drawer Backdrop */
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 16, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 45;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

/* ==========================================================================
   TOPBAR HEADER
   ========================================================================== */
.app-topbar {
  position: sticky;
  top: 0;
  height: var(--topbar-height);
  background: rgba(11, 15, 25, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.btn-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  transition: var(--transition-base);
}

.btn-icon:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

#btn-toggle-sidebar {
  display: none; /* hidden on desktop */
}

#btn-close-sidebar-mobile {
  display: none; /* visível apenas na gaveta mobile (<=1023px) */
}

.topbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
}

.topbar-breadcrumb strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Widget do topo: Plano -> Créditos -> Perfil/Sair (ITEM 9: alinhamento padrão) */
.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.topbar-right > * {
  flex: 0 0 auto;
}

/* Plan Badge */
.badge-plan {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.16) 0%, rgba(139, 92, 246, 0.16) 100%);
  border: 1px solid rgba(139, 92, 246, 0.35);
  color: #c4b5fd;
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.15);
}

.badge-plan svg {
  width: 14px;
  height: 14px;
  color: #facc15;
}

/* Credits Counter */
.credits-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.credits-pill svg {
  width: 15px;
  height: 15px;
  color: var(--accent-blue);
}

.credits-value {
  font-family: var(--font-mono);
  font-weight: 700;
  color: #ffffff;
}

/* User Profile Lockup */
.user-profile-menu {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 8px;
  border-left: 1px solid var(--border-subtle);
}

.user-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
  border: 2px solid rgba(99, 102, 241, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: #ffffff;
  position: relative;
}

.user-avatar::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 10px;
  height: 10px;
  background: var(--status-success);
  border-radius: 50%;
  border: 2px solid var(--bg-deep);
}

.user-info {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.user-name-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.user-role-text {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.btn-logout-action {
  color: var(--text-muted);
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-logout-action:hover {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
}

/* ==========================================================================
   MAIN CONTENT AREA
   ========================================================================== */
.content-viewport {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
}

/* Dashboard Toast / Alert (Graceful, non-intrusive) */
#dashboard-alert { display: none; }
.dashboard-alert {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-radius: var(--radius-lg);
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(99, 102, 241, 0.3);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  animation: fadeIn 0.3s ease;
}

.alert-content {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.875rem;
  color: #e2e8f0;
}

.alert-icon-wrap {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.alert-close {
  color: var(--text-muted);
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.alert-close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

/* Welcome Hero Banner with Highlight Action */
.welcome-banner {
  position: relative;
  padding: 32px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(17, 24, 39, 0.9) 0%, rgba(15, 23, 42, 0.75) 100%);
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  overflow: hidden;
}

.welcome-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.welcome-text-col {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.welcome-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-blue);
  margin-bottom: 8px;
}

.welcome-title {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 8px;
  text-wrap: balance;
  line-height: 1.25;
}

.welcome-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
}

.welcome-meta-chips {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.welcome-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.welcome-meta-item strong {
  color: var(--text-secondary);
}

/* Call to Action: Start New Essay */
.welcome-action-col {
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

.btn-primary-action {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 28px;
  background: var(--accent-gradient);
  border-radius: var(--radius-lg);
  color: #ffffff;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 10px 25px -5px rgba(99, 102, 241, 0.5), 0 0 20px rgba(59, 130, 246, 0.25);
  transition: var(--transition-base);
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-primary-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px -5px rgba(99, 102, 241, 0.65), 0 0 25px rgba(59, 130, 246, 0.4);
}

.btn-primary-action svg {
  width: 22px;
  height: 22px;
}

.btn-action-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.btn-action-subtitle {
  font-size: 0.72rem;
  font-weight: 500;
  opacity: 0.85;
}

/* ==========================================================================
   METRICS / SUMMARY CARDS (4 COLUMNS)
   ========================================================================== */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.metric-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.metric-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.metric-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.metric-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.metric-icon-wrap {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.metric-value-wrap {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.metric-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.metric-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.metric-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
}

.metric-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
  font-size: 0.75rem;
}

.trend-up {
  color: var(--status-success);
}

.trend-neutral {
  color: var(--accent-blue);
}

.metric-progress-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: 4px;
}

.metric-progress-bar {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
}

/* ==========================================================================
   NETFLIX ROW SECTIONS (CONTINUAR, MÓDULOS, SIMULADOS)
   ========================================================================== */
.nf-section {
  margin-bottom: 8px;
}

.nf-section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
}

.nf-section-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nf-section-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-blue);
  transition: color 0.2s;
}

.nf-section-link:hover {
  color: #38bdf8;
}

.nf-row {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
  padding-bottom: 12px;
  margin: 0 -4px;
  padding: 4px;
}

.nf-row::-webkit-scrollbar {
  height: 6px;
}

.nf-row::-webkit-scrollbar-track {
  background: transparent;
}

.nf-row::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 4px;
}

.nf-track {
  display: flex;
  gap: 16px;
  width: max-content;
}

/* Cards: Continuar de Onde Parou */
.nf-card-continuar {
  width: 280px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  overflow: hidden;
  transition: var(--transition-base);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.nf-card-continuar:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
  border-color: rgba(99, 102, 241, 0.35);
}

.nf-card-continuar-img {
  height: 96px;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nf-card-continuar-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(99, 102, 241, 0.2) 0%, transparent 60%);
}

.nf-card-continuar-nota {
  position: relative;
  z-index: 1;
  font-size: 2rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: #fff;
}

.nf-card-continuar-body {
  padding: 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.nf-card-continuar-tema {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  color: #ffffff;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.nf-card-continuar-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.nf-card-continuar-btn {
  margin-top: auto;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(99, 102, 241, 0.12);
  color: #818cf8;
  font-weight: 600;
  font-size: 0.8rem;
  text-align: center;
  transition: all 0.2s;
  display: block;
}

.nf-card-continuar:hover .nf-card-continuar-btn {
  background: var(--accent-gradient);
  color: #fff;
}

/* Cards: Módulos */
.nf-card-modulo {
  width: 210px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  padding: 1.5rem 1.25rem;
  text-align: center;
  transition: var(--transition-base);
  flex-shrink: 0;
}

.nf-card-modulo:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(99, 102, 241, 0.35);
}

.nf-card-modulo-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 0.75rem;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.nf-card-modulo-icon--corrigir { background: rgba(16, 185, 129, 0.12); }
.nf-card-modulo-icon--laboratorio { background: rgba(59, 130, 246, 0.12); }
.nf-card-modulo-icon--simulado { background: rgba(251, 191, 36, 0.12); }
.nf-card-modulo-icon--repertorio { background: rgba(139, 92, 246, 0.12); }
.nf-card-modulo-icon--temas { background: rgba(34, 211, 238, 0.12); }

.nf-card-modulo-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: #ffffff;
  margin-bottom: 0.25rem;
}

.nf-card-modulo-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Cards: Simulados */
.nf-card-simulado {
  width: 190px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  padding: 1.25rem;
  transition: var(--transition-base);
  flex-shrink: 0;
}

.nf-card-simulado:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: rgba(99, 102, 241, 0.35);
}

.nf-card-simulado-tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.75rem;
}

.nf-card-simulado-tag--enem { background: rgba(16, 185, 129, 0.15); color: #10b981; }
.nf-card-simulado-tag--vestibular { background: rgba(59, 130, 246, 0.15); color: #3b82f6; }
.nf-card-simulado-tag--concurso { background: rgba(251, 191, 36, 0.15); color: #f59e0b; }
.nf-card-simulado-tag--repertorio { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }

.nf-card-simulado-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: #ffffff;
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.nf-card-simulado-desc {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ITEM D4 (Item 12): ação explícita do card — deixa claro para onde o CTA leva */
.nf-card-simulado-acao {
  margin-top: 0.7rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-cyan, #22d3ee);
}

/* ==========================================================================
   RECENT ESSAYS / HISTORY SECTION
   ========================================================================== */
.history-section {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.section-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.section-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-subtitle {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* Filter Tabs */
.history-filters {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(15, 23, 42, 0.6);
  padding: 4px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.filter-btn {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition-base);
}

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

.filter-btn.active {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Essay Table / Modern List */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.essays-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.essays-table th {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.essays-table td {
  padding: 18px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.875rem;
  vertical-align: middle;
}

.essay-row {
  transition: var(--transition-base);
}

.essay-row:hover {
  background: rgba(255, 255, 255, 0.02);
}

.essay-title-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-width: 420px;
}

.essay-title {
  font-weight: 600;
  color: #ffffff;
  font-size: 0.9rem;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.essay-theme-tag {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.status-badge.corrigida {
  background: var(--status-success-bg);
  color: #34d399;
  border: 1px solid var(--status-success-border);
}

.status-badge.processando {
  background: var(--status-info-bg);
  color: #60a5fa;
  border: 1px solid var(--status-info-border);
}

.status-badge.rascunho {
  background: rgba(148, 163, 184, 0.1);
  color: #94a3b8;
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: pulseAnimation 1.5s infinite;
}

@keyframes pulseAnimation {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* Score Presentation */
.score-display {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  color: #ffffff;
}

.score-denom {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
}

.score-high {
  color: #34d399;
}

.score-med {
  color: #60a5fa;
}

/* Competencies breakdown pills */
.competencies-list {
  display: flex;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.comp-item {
  padding: 2px 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

/* Action Buttons in Table */
.table-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: var(--radius-md);
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition: var(--transition-base);
  white-space: nowrap;
}

.table-action-btn:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
  color: #ffffff;
}

/* ==========================================================================
   LUMI MENTOR ASSISTANT CARD
   ========================================================================== */
.lumi-card {
  /* ITEM L3: container pai blindado contra CLS — a caixa reserva o espaço do
     banner mesmo com a imagem 1024x1024 ainda em rede; overflow:hidden
     impede qualquer vazamento visual (o glow da lumiBreathe cabe na margem
     interna de 1.75rem) e position:relative ancora elementos internos. */
  position: relative;
  overflow: hidden;
  min-height: 128px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(17, 24, 39, 0.8) 100%);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
}

.lumi-card-inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  /* ITEM D4 (Item 12): em telas estreitas o avatar quebra de linha em vez de
     espremer o texto do balão — o card nunca estoura o painel. */
  flex-wrap: wrap;
}

.lumi-card-img {
  /* ITEM L2 (Item 5 definitivo): dims explícitas (width/height no HTML) +
     display:block + max-width:100% impedem o flash da imagem nativa
     1024x1024; object-fit:cover (fonte quadrada 1024x1024, sem corte);
     opacity:0 → .loaded via onload/onerror elimina o "piscar" da mascote
     ainda não decodificada. */
  width: 60px;
  height: 60px;
  aspect-ratio: 1;
  display: block;
  max-width: 100%;
  border-radius: 50%;
  object-fit: cover;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.3s ease;
  flex-shrink: 0;
  animation: lumiBreathe 4s ease-in-out infinite;
  border: 2px solid rgba(16, 185, 129, 0.3);
  background: rgba(16, 185, 129, 0.1);
}

.lumi-card-img.loaded {
  opacity: 1;
}

@keyframes lumiBreathe {
  0%, 100% { transform: scale(1); box-shadow: 0 0 12px rgba(16, 185, 129, 0.2); }
  50% { transform: scale(1.04); box-shadow: 0 0 20px rgba(16, 185, 129, 0.4); }
}

.lumi-card-body {
  flex: 1;
}

.lumi-card-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: #34d399;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.lumi-text {
  font-size: 0.95rem;
  line-height: 1.5;
  color: #e2e8f0;
}

.lumi-cta {
  margin-top: 0.5rem;
}

.lumi-cta a {
  font-size: 0.85rem;
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

.lumi-cta a:hover {
  color: #fff;
}

/* ==========================================================================
   SKELETON LOADERS SYSTEM
   ========================================================================== */
.skeleton-box, .skeleton {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.04) 25%, rgba(255, 255, 255, 0.1) 50%, rgba(255, 255, 255, 0.04) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.6s infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ==========================================================================
   MODAL / DIALOGS (New Essay & AI Feedback)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 16, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 150;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}

.modal-backdrop.active {
  display: flex;
}

.modal-card {
  background: #0d121f;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 640px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
}

.modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-height: 75vh;
  overflow-y: auto;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  background: rgba(11, 15, 25, 0.5);
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.input-select, .input-textarea {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: #ffffff;
  font-family: inherit;
  font-size: 0.875rem;
  transition: var(--transition-base);
}

.input-select:focus, .input-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.input-textarea {
  min-height: 140px;
  resize: vertical;
  line-height: 1.6;
}

/* Feedback Modal specific */
.feedback-competency-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}

.comp-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 8px;
  text-align: center;
}

.comp-card-code {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 700;
}

.comp-card-score {
  font-size: 1.25rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: #34d399;
}

/* ==========================================================================
   FASE 2 (C1–C5) — SEÇÃO "EVOLUÇÃO POR COMPETÊNCIA" DO DASHBOARD
   Estados: skeleton / empty / erro / dados (alternados por js/app.js).
   ========================================================================== */
.competencias-skeleton {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.competencias-skeleton-barras {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.competencias-skeleton-barras .skeleton {
  height: 104px;
  border-radius: var(--radius-lg);
}

.competencias-skeleton-grafico {
  height: 280px;
  border-radius: var(--radius-lg);
}

/* ITEM U4 (Item 4): regra obrigatória — a classe display:flex acima venceria
   o [hidden] do UA e o shimmer ficaria pulsando infinitamente para aluno novo
   (sem envios), escondendo o estado vazio estático ao lado. */
.competencias-skeleton[hidden] {
  display: none;
}

.comp-medias-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.comp-media-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 12px;
}

.comp-media-topo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.comp-media-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 2px 6px;
  flex-shrink: 0;
}

.comp-media-nome {
  font-size: 0.72rem;
  line-height: 1.3;
  color: var(--text-secondary);
}

.comp-media-valor {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 12px;
}

.comp-media-denom {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-left: 4px;
}

.comp-media-barra {
  height: 6px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
}

.comp-media-barra-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.5s ease;
}

.evolucao-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 16px;
}

.evolucao-cabecalho {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

.evolucao-chip {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 12px;
  min-width: 168px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.evolucao-chip-rotulo {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.evolucao-chip-valor {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary, #fff);
}

.evolucao-chip-valor--up {
  color: #34d399;
}

.evolucao-chip-valor--down {
  color: #f87171;
}

.evolucao-grafico {
  width: 100%;
  min-height: 220px;
}

.grafico-evolucao {
  display: block;
  width: 100%;
  height: auto;
}

.grafico-grid {
  stroke: rgba(148, 163, 184, 0.16);
  stroke-width: 1;
}

.grafico-eixo {
  fill: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
}

.grafico-linha {
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.grafico-ponto {
  stroke: #0b0f19;
  stroke-width: 1.5;
}

.evolucao-legenda {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 12px;
}

.evolucao-legenda-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.evolucao-legenda-cor {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

.volume-indicadores {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.volume-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.volume-valor {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 800;
}

.volume-rotulo {
  font-size: 0.72rem;
  color: var(--text-muted);
}

@media (max-width: 1023px) {
  .comp-medias-grid,
  .competencias-skeleton-barras {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .comp-medias-grid,
  .competencias-skeleton-barras,
  .volume-indicadores {
    grid-template-columns: 1fr;
  }

  .evolucao-chip {
    min-width: 0;
    flex: 1 1 100%;
  }

  .competencias-skeleton-grafico {
    height: 220px;
  }
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1200px) {
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1023px) {
  /* Mobile drawer transformation (ITEM 10: largura harmônica com o desktop,
     limitada à viewport em telas muito estreitas) */
  .sidebar-menu {
    transform: translateX(-100%);
    width: min(var(--sidebar-width), 88vw);
  }

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

  .sidebar-backdrop.active {
    display: block;
    opacity: 1;
    pointer-events: auto;
  }

  .app-main {
    margin-left: 0 !important;
  }

  #btn-toggle-sidebar {
    display: flex;
  }

  #btn-collapse-sidebar {
    display: none;
  }

  /* A gaveta não tem estado "recolhido": esconde o controle de recolher
     (que só faz sentido no desktop) e mostra o botão de fechar. */
  #btn-collapse-sidebar-desktop {
    display: none;
  }

  #btn-close-sidebar-mobile {
    display: flex;
  }

  .app-topbar {
    padding: 0 16px;
  }

  .content-viewport {
    padding: 16px;
  }

  .welcome-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
  }

  .welcome-action-col {
    width: 100%;
  }

  .btn-primary-action {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }

  /* ITEM D4 (Item 12): banner de boas-vindas e card do Lumi compactos —
     nada estoura a largura da viewport em telas pequenas. */
  .welcome-banner {
    padding: 20px;
  }

  .welcome-title {
    font-size: 1.35rem;
  }

  .welcome-subtitle {
    font-size: 0.88rem;
  }

  .lumi-card {
    padding: 1.15rem;
  }

  .lumi-card-inner {
    gap: 0.85rem;
  }

  .lumi-card-img {
    width: 48px;
    height: 48px;
  }

  .lumi-text {
    font-size: 0.9rem;
  }

  .user-info, .credits-pill .credits-text, .topbar-breadcrumb {
    display: none;
  }

  /* Widget Créditos/Plano/Perfil mais compacto para não estourar o topo */
  .topbar-right {
    gap: 10px;
  }

  .user-profile-menu {
    gap: 8px;
    padding-left: 6px;
  }

  .credits-pill {
    padding: 6px 10px;
    gap: 6px;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .history-filters {
    width: 100%;
    overflow-x: auto;
  }

  .filter-btn {
white-space: nowrap;
}

.sidebar-nav-item { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 0.6rem 0.8rem; box-sizing: border-box; }

.nav-link-text { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.nav-badge { flex-shrink: 0; margin-left: auto; font-size: 0.62rem; padding: 2px 6px; border-radius: var(--radius-full); }

  .feedback-competency-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==================================================================
   ITEM B1 — estados da seção "Redações Recentes" (sem massa de teste)
   #redacoes-empty-state  -> lista vazia + CTA para a primeira redação
   #redacoes-error-state  -> API indisponível + botão de retry
   ================================================================== */
.redacoes-state {
  display: grid;
  place-items: center;
  text-align: center;
  padding: 2.75rem 1.5rem;
  border: 1px dashed var(--border-color, rgba(148, 163, 184, 0.4));
  border-radius: var(--radius-xl, 16px);
  background: var(--surface-secondary, rgba(148, 163, 184, 0.07));
  animation: fadeIn 0.25s ease;
}

/* Regra obrigatória: a classe acima venceria o [hidden] do UA. */
.redacoes-state[hidden] {
  display: none;
}

.redacoes-state-icon {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  margin-bottom: 0.9rem;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.12);
  color: var(--accent-blue, #3b82f6);
}

.redacoes-state-title {
  margin: 0 0 0.4rem;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-primary, #0f172a);
}

.redacoes-state-text {
  margin: 0 0 1.25rem;
  max-width: 46ch;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text-secondary, #64748b);
}

.redacoes-state-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border: 0;
  border-radius: var(--radius-full, 999px);
  background: var(--accent-blue, #3b82f6);
  color: #fff;
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.15s ease;
}

.redacoes-state-cta:hover,
.redacoes-state-cta:focus-visible {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.redacoes-state-cta:disabled {
  opacity: 0.6;
  cursor: progress;
  transform: none;
}