/* ===========================
   DESIGN SYSTEM FUTURISTA - NEON DARK THEME
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Rajdhani:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Rounded:opsz,wght,FILL,GRAD@20..48,100..700,0..1,0..200&display=swap');

:root {
  /* Paleta Neon Futurista */
  --neon-cyan: #00f0ff;
  --neon-purple: #b026ff;
  --neon-pink: #ff00ff;
  --neon-green: #00ff88;
  --neon-blue: #0066ff;
  --neon-yellow: #ffff00;
  --neon-orange: #ff8800;
  --neon-amber: #ffaa00;
  
  /* Cores Primárias Dark */
  --primary: #b026ff;
  --primary-hover: #d44dff;
  --primary-dark: #8a1acc;
  --primary-glow: rgba(176, 38, 255, 0.5);
  
  /* Cores Secundárias */
  --secondary: #00f0ff;
  --secondary-hover: #33f3ff;
  --secondary-dark: #00b8cc;
  --secondary-glow: rgba(0, 240, 255, 0.5);
  
  /* Backgrounds Dark - Tons suaves roxo/azul */
  --bg-dark: #1a1a2e;
  --bg-darker: #16213e;
  --bg-card: rgba(26, 26, 46, 0.9);
  --bg-glass: rgba(255, 255, 255, 0.08);
  --bg-glass-hover: rgba(255, 255, 255, 0.15);
  
  /* Text Colors - Laranja/Âmbar para melhor visibilidade */
  --text-primary: #ffffff;
  --text-secondary: #ffaa44;
  --text-muted: #ff9933;
  
  /* Borders */
  --border-neon: rgba(176, 38, 255, 0.3);
  --border-neon-cyan: rgba(0, 240, 255, 0.3);
  --border-glass: rgba(255, 255, 255, 0.1);
  
  /* Tipografia */
  --font-family-base: "Rajdhani", -apple-system, sans-serif;
  --font-family-display: "Orbitron", "SF Pro Display", monospace;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  /* Espaçamento */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Sombras Glow */
  --glow-primary: 0 0 20px var(--primary-glow), 0 0 40px var(--primary-glow);
  --glow-secondary: 0 0 20px var(--secondary-glow), 0 0 40px var(--secondary-glow);
  --glow-card: 0 8px 32px rgba(22, 33, 62, 0.5);
  
  /* Transições */
  --transition-fast: 0.15s ease-out;
  --transition-base: 0.3s ease-out;
  --transition-slow: 0.5s ease-out;
  
  /* Z-index */
  --z-sidebar: 1000;
  --z-sticky: 1020;
  --z-modal: 1050;
  --z-toast: 9999;
  
  /* Sidebar */
  --sidebar-width: 280px;
  --sidebar-collapsed: 80px;
}

/* ===========================
   RESET & BASE STYLES
   =========================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, #1e1e3f 100%);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

/* Animated Background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 50%, rgba(176, 38, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0, 240, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* ===========================
   SIDEBAR LATERAL FUTURISTA
   =========================== */

.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-neon);
  box-shadow: var(--glow-primary);
  z-index: var(--z-sidebar);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
  animation: scan 3s linear infinite;
}

@keyframes scan {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.sidebar-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  position: relative;
}

.sidebar-logo {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: var(--glow-primary);
  animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.sidebar-title {
  font-family: var(--font-family-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
  font-weight: 500;
}

.sidebar-nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--neon-cyan), var(--neon-purple));
  transform: scaleY(0);
  transition: transform var(--transition-base);
}

.sidebar-nav-item:hover {
  background: var(--bg-glass-hover);
  color: var(--text-primary);
  border-color: var(--border-neon);
  transform: translateX(5px);
}

.sidebar-nav-item:hover::before {
  transform: scaleY(1);
}

.sidebar-nav-item.active {
  background: linear-gradient(90deg, rgba(176, 38, 255, 0.2), transparent);
  color: var(--neon-cyan);
  border-color: var(--border-neon);
  box-shadow: 0 0 20px rgba(176, 38, 255, 0.3);
}

.sidebar-nav-item.active::before {
  transform: scaleY(1);
}

.sidebar-nav-item i,
.sidebar-nav-item .material-symbols-rounded {
  font-size: 1.5rem;
  width: 24px;
  text-align: center;
}

.sidebar-nav-item span:not(.material-symbols-rounded) {
  font-weight: 600;
  font-size: var(--font-size-base);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--bg-glass);
}

.sidebar-user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  border: 2px solid var(--neon-cyan);
}

.sidebar-user-info {
  flex: 1;
  min-width: 0;
}

.sidebar-user-name {
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-logout {
  width: 100%;
  padding: var(--space-3);
  background: rgba(255, 0, 0, 0.1);
  border: 1px solid rgba(255, 0, 0, 0.3);
  color: #ff4444;
  border-radius: var(--radius-lg);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.sidebar-logout:hover {
  background: rgba(255, 0, 0, 0.2);
  box-shadow: 0 0 20px rgba(255, 0, 0, 0.3);
  transform: translateY(-2px);
}

/* Dropdown na Sidebar */
.sidebar-dropdown {
  position: relative;
}

.sidebar-dropdown-menu {
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  padding-left: var(--space-10);
  margin-top: var(--space-2);
  border-left: 2px solid var(--neon-orange);
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}

.sidebar-dropdown-menu .sidebar-nav-item {
  color: var(--neon-orange);
  font-weight: 600;
}

.sidebar-dropdown-menu .sidebar-nav-item:hover {
  color: var(--neon-amber);
  background: rgba(255, 136, 0, 0.15);
}

.sidebar-dropdown.active .sidebar-dropdown-menu {
  display: flex;
}

.sidebar-dropdown-toggle::after {
  content: '▾';
  margin-left: auto;
  transition: transform var(--transition-base);
}

.sidebar-dropdown.active .sidebar-dropdown-toggle::after {
  transform: rotate(180deg);
}

/* ===========================
   LAYOUT PRINCIPAL
   =========================== */

.main-content {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  padding: var(--space-8);
  position: relative;
  z-index: 1;
}

/* Top Bar */
.top-bar {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  margin-bottom: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--glow-card);
}

.top-bar-title {
  font-family: var(--font-family-display);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* ===========================
   CARDS FUTURISTAS
   =========================== */

.card, section {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  margin-bottom: var(--space-6);
  box-shadow: var(--glow-card);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.card::before,
section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon-cyan), var(--neon-purple), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover::before,
section:hover::before {
  opacity: 1;
}

.card:hover,
section:hover {
  transform: translateY(-5px);
  border-color: var(--neon-cyan);
  box-shadow: var(--glow-card), 0 0 30px rgba(176, 38, 255, 0.3);
}

.card-header,
section h2 {
  font-family: var(--font-family-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--neon-cyan);
  margin-bottom: var(--space-6);
  text-transform: uppercase;
  letter-spacing: 2px;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  position: relative;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-glass);
}

.card-header i,
section h2 i {
  color: var(--neon-purple);
  filter: drop-shadow(0 0 10px var(--primary-glow));
}

/* ===========================
   BOTÕES NEON
   =========================== */

button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  font-family: var(--font-family-base);
  font-weight: 600;
  font-size: var(--font-size-base);
  text-transform: uppercase;
  letter-spacing: 1px;
  border: 2px solid;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-primary, button[type="submit"] {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-color: var(--neon-purple);
  color: var(--text-primary);
  box-shadow: 0 0 20px var(--primary-glow);
}

.btn-primary:hover, button[type="submit"]:hover {
  box-shadow: 0 0 30px var(--primary-glow), 0 0 50px var(--primary-glow);
  transform: translateY(-2px);
  border-color: var(--neon-cyan);
}

.btn-secondary {
  background: transparent;
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
}

.btn-secondary:hover {
  background: rgba(0, 240, 255, 0.1);
  box-shadow: 0 0 20px var(--secondary-glow);
}

.btn-success {
  background: linear-gradient(135deg, var(--neon-green) 0%, #00cc66 100%);
  border-color: var(--neon-green);
  color: var(--bg-dark);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

.btn-danger {
  background: linear-gradient(135deg, #ff4444 0%, #cc0000 100%);
  border-color: #ff4444;
  color: var(--text-primary);
  box-shadow: 0 0 20px rgba(255, 68, 68, 0.5);
}

button:disabled, .btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

/* ===========================
   FORMULÁRIOS NEON
   =========================== */

form {
  display: grid;
  gap: var(--space-6);
}

label {
  font-weight: 600;
  color: var(--neon-cyan);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-2);
}

input, textarea {
  width: 100%;
  padding: var(--space-4) var(--space-5);
  background: var(--bg-card);
  border: 2px solid var(--border-glass);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  font-weight: 500;
}

input::placeholder, textarea::placeholder {
  color: var(--text-muted);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--neon-cyan);
  box-shadow: 0 0 20px var(--secondary-glow);
  background: rgba(0, 240, 255, 0.05);
}

input:disabled, select:disabled, textarea:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

select {
  width: 100%;
  padding: var(--space-4) var(--space-5);
  background: var(--bg-card);
  border: 2px solid var(--border-glass);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  font-weight: 500;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23ffaa44' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right var(--space-3) center;
  background-repeat: no-repeat;
  background-size: 1em;
  padding-right: var(--space-10);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

select option {
  background: var(--bg-card);
  color: var(--text-secondary);
  padding: var(--space-2);
  font-weight: 500;
}

/* ===========================
   TABELAS NEON
   =========================== */

.table-container {
  overflow-x: auto;
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  margin: var(--space-6) 0;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

thead {
  background: linear-gradient(135deg, rgba(176, 38, 255, 0.2) 0%, rgba(0, 240, 255, 0.2) 100%);
}

th {
  padding: var(--space-5) var(--space-6);
  text-align: left;
  font-family: var(--font-family-display);
  font-weight: 700;
  color: var(--neon-cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: var(--font-size-sm);
  border-bottom: 2px solid var(--border-neon);
}

td {
  padding: var(--space-5) var(--space-6);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-glass);
  font-weight: 500;
}

tbody tr {
  transition: all var(--transition-fast);
}

tbody tr:hover {
  background: rgba(176, 38, 255, 0.15);
  transform: scale(1.01);
}

tbody tr:hover td {
  color: var(--neon-amber);
  font-weight: 600;
}

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

/* ===========================
   BADGES NEON
   =========================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
  border: 1px solid;
}

.badge-success {
  background: rgba(0, 255, 136, 0.2);
  border-color: var(--neon-green);
  color: var(--neon-green);
  box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.badge-warning {
  background: rgba(255, 255, 0, 0.2);
  border-color: var(--neon-yellow);
  color: var(--neon-yellow);
  box-shadow: 0 0 10px rgba(255, 255, 0, 0.3);
}

.badge-danger {
  background: rgba(255, 68, 68, 0.2);
  border-color: #ff4444;
  color: #ff4444;
  box-shadow: 0 0 10px rgba(255, 68, 68, 0.3);
}

.badge-info {
  background: rgba(0, 240, 255, 0.2);
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 10px var(--secondary-glow);
}

/* ===========================
   STATS CARDS
   =========================== */

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--glow-card), 0 0 30px rgba(176, 38, 255, 0.3);
}

.stat-card .icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  box-shadow: var(--glow-primary);
}

.stat-card .icon span {
  font-size: 2rem;
  color: var(--text-primary);
}

.stat-card h3 {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-2);
  font-weight: 600;
}

.stat-card .number {
  font-family: var(--font-family-display);
  font-size: var(--font-size-3xl);
  font-weight: 800;
  background: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===========================
   MODAL NEON
   =========================== */

.modal {
  position: fixed;
  inset: 0;
  background: rgba(22, 33, 62, 0.85);
  backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  padding: var(--space-4);
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 2px solid var(--border-neon);
  border-radius: var(--radius-2xl);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow: hidden;
  box-shadow: var(--glow-card), var(--glow-primary);
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    transform: scale(0.8) translateY(20px);
    opacity: 0;
  }
  to {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
}

.modal-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-family: var(--font-family-display);
  color: var(--neon-cyan);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}

.modal-close:hover {
  background: var(--bg-glass-hover);
  color: var(--neon-cyan);
}

.modal-body {
  padding: var(--space-6);
  max-height: 60vh;
  overflow-y: auto;
}

.modal-footer {
  padding: var(--space-6);
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
}

/* ===========================
   UTILITÁRIOS
   =========================== */

.hidden { display: none !important; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-4);
}

/* ===========================
   RESPONSIVO
   =========================== */

.mobile-menu-toggle {
  display: none;
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: calc(var(--z-sidebar) + 1);
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-neon);
  color: var(--neon-cyan);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--glow-primary);
  transition: all var(--transition-base);
}

.mobile-menu-toggle:hover {
  box-shadow: var(--glow-primary), 0 0 30px var(--primary-glow);
  transform: scale(1.1);
}

@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
    padding: var(--space-4);
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .dashboard-stats {
    grid-template-columns: 1fr;
  }
}

/* ===========================
   SCROLLBAR PERSONALIZADA
   =========================== */

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--neon-purple), var(--neon-cyan));
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--neon-cyan), var(--neon-purple));
}

/* ===========================
   MENU DE NAVEGAÇÃO - BOTÕES COM ÍCONES
   =========================== */

header {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-neon);
  padding: var(--space-4) var(--space-6);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-brand .logo-icon {
  font-size: 2rem;
  background: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-brand h1 {
  font-family: var(--font-family-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0;
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.user-info {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-secondary);
  font-weight: 500;
}

.logout-button {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 0, 0, 0.1);
  border: 1px solid rgba(255, 0, 0, 0.3);
  color: #ff4444;
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-base);
}

.logout-button:hover {
  background: rgba(255, 0, 0, 0.2);
  box-shadow: 0 0 15px rgba(255, 0, 0, 0.3);
  transform: translateY(-2px);
}

/* Menu de Navegação - Botões */
nav {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

nav a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

nav a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.2), transparent);
  transition: left 0.5s;
}

nav a:hover::before {
  left: 100%;
}

nav a:hover {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

nav a.active {
  background: linear-gradient(135deg, rgba(176, 38, 255, 0.2), rgba(0, 240, 255, 0.2));
  border-color: var(--neon-purple);
  color: var(--neon-cyan);
  box-shadow: 0 0 20px rgba(176, 38, 255, 0.4), 0 0 40px rgba(0, 240, 255, 0.2);
}

nav a i,
nav a .material-symbols-rounded,
nav a span.material-symbols-rounded {
  font-size: 1.25rem;
  width: 20px;
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Dropdown no Menu */
nav .dropdown {
  position: relative;
}

nav .dropdown-toggle {
  cursor: pointer;
}

nav .dropdown-toggle::after {
  content: ' ▾';
  font-size: 0.75rem;
  margin-left: var(--space-1);
  transition: transform var(--transition-base);
}

nav .dropdown.active .dropdown-toggle::after {
  transform: rotate(180deg);
}

nav .dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  min-width: 200px;
  box-shadow: var(--glow-card);
  z-index: 1000;
  flex-direction: column;
  gap: var(--space-1);
}

nav .dropdown.active .dropdown-menu {
  display: flex;
}

nav .dropdown-menu a {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid rgba(0, 240, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
}

nav .dropdown-menu a:hover {
  background: rgba(0, 240, 255, 0.15);
  border-color: var(--neon-cyan);
}

/* Responsivo */
@media (max-width: 768px) {
  nav {
    flex-direction: column;
    align-items: stretch;
  }
  
  nav a {
    width: 100%;
    justify-content: center;
  }
  
  nav .dropdown-menu {
    position: static;
    width: 100%;
  }
}