/* ============================================================
   TESOURARIA CADC — Design System Principal
   Cores, tipografia, variáveis CSS, reset e layouts
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* --- Variáveis CSS (Design Tokens) --- */
:root {
  /* Cores base */
  --bg-primary:    #080D1A;
  --bg-secondary:  #0E1525;
  --bg-card:       #131C30;
  --bg-card-hover: #182038;
  --bg-elevated:   #1C2640;
  --bg-input:      #0B1120;

  /* Cores de marca */
  --indigo-400:    #818CF8;
  --indigo-500:    #6366F1;
  --indigo-600:    #4F46E5;
  --indigo-700:    #4338CA;
  --indigo-glow:   rgba(99, 102, 241, 0.25);

  /* Status */
  --green-400:     #34D399;
  --green-500:     #10B981;
  --green-glow:    rgba(16, 185, 129, 0.2);
  --yellow-400:    #FCD34D;
  --yellow-500:    #F59E0B;
  --yellow-glow:   rgba(245, 158, 11, 0.2);
  --red-400:       #F87171;
  --red-500:       #EF4444;
  --red-glow:      rgba(239, 68, 68, 0.2);
  --blue-400:      #60A5FA;
  --blue-500:      #3B82F6;
  --orange-400:    #FB923C;
  --purple-400:    #C084FC;

  /* Texto */
  --text-primary:  #F0F4FF;
  --text-secondary:#94A3B8;
  --text-muted:    #475569;
  --text-inverse:  #080D1A;

  /* Bordas */
  --border-subtle: rgba(148, 163, 184, 0.08);
  --border-default:rgba(148, 163, 184, 0.15);
  --border-focus:  rgba(99, 102, 241, 0.6);

  /* Sombras */
  --shadow-sm:     0 1px 3px rgba(0,0,0,0.4);
  --shadow-md:     0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg:     0 8px 32px rgba(0,0,0,0.6);
  --shadow-indigo: 0 4px 20px rgba(99, 102, 241, 0.3);

  /* Layout */
  --sidebar-width: 260px;
  --header-height: 64px;
  --radius-sm:     6px;
  --radius-md:     10px;
  --radius-lg:     16px;
  --radius-xl:     24px;
  --radius-full:   9999px;

  /* Spacing */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* Transições */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
input, textarea, select { font-family: inherit; }
img, svg { display: block; }
ul, ol { list-style: none; }

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

/* --- Layout Principal --- */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* --- Sidebar --- */
.sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: 100;
  transition: transform var(--transition-slow);
  overflow-y: auto;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--indigo-500), var(--purple-400));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: var(--shadow-indigo);
  flex-shrink: 0;
}

.sidebar-logo-text h1 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.sidebar-logo-text span {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 400;
}

.sidebar-nav {
  padding: var(--space-4) var(--space-3);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: var(--space-3) var(--space-3) var(--space-2);
  margin-top: var(--space-2);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  transition: all var(--transition-fast);
  position: relative;
  cursor: pointer;
}

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

.nav-item.active {
  color: var(--indigo-400);
  background: var(--indigo-glow);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--indigo-500);
  border-radius: 0 2px 2px 0;
}

.nav-item-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.nav-badge {
  margin-left: auto;
  background: var(--red-500);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  min-width: 18px;
  text-align: center;
}

.sidebar-footer {
  padding: var(--space-4) var(--space-3);
  border-top: 1px solid var(--border-subtle);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.sidebar-user:hover { background: var(--bg-elevated); }

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--indigo-500), var(--purple-400));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.user-info { flex: 1; min-width: 0; }
.user-name { font-size: 13px; font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 11px; color: var(--text-muted); }

/* --- Main Content --- */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --- Top Header --- */
.top-header {
  height: var(--header-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-8);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
}

.header-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.header-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 1px;
}

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

/* --- Page Content --- */
.page-content {
  flex: 1;
  padding: var(--space-8);
  max-width: 1600px;
  width: 100%;
}

/* --- Tela de Login --- */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.login-bg-orbs {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.login-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
}

.login-orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--indigo-500), transparent);
  top: -200px;
  left: -200px;
  animation: float-orb 8s ease-in-out infinite;
}

.login-orb-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--purple-400), transparent);
  bottom: -100px;
  right: -100px;
  animation: float-orb 10s ease-in-out infinite reverse;
}

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 30px) scale(0.95); }
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-12);
  width: 100%;
  max-width: 440px;
  position: relative;
  box-shadow: var(--shadow-lg);
  animation: slide-up 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slide-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.login-logo-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--indigo-500), var(--purple-400));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--shadow-indigo);
}

.login-logo-text h2 {
  font-size: 22px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--text-primary), var(--indigo-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.login-logo-text p {
  font-size: 12px;
  color: var(--text-muted);
}

.login-form-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.login-form-subtitle {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: var(--space-8);
}

/* --- Utility Classes --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.flex-1 { flex: 1; }
.w-full { width: 100%; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.ml-auto { margin-left: auto; }
.hidden { display: none !important; }
.relative { position: relative; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.font-mono { font-family: 'Fira Code', 'Cascadia Code', monospace; }
.text-sm { font-size: 13px; }
.text-xs { font-size: 11px; }
.text-lg { font-size: 18px; }
.text-xl { font-size: 20px; }
.text-2xl { font-size: 24px; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-green { color: var(--green-400); }
.text-red { color: var(--red-400); }
.text-yellow { color: var(--yellow-400); }
.text-indigo { color: var(--indigo-400); }
.text-blue { color: var(--blue-400); }

/* --- Grid Responsivo --- */
.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }
.grid-5 { grid-template-columns: repeat(5, 1fr); gap: var(--space-6); }

/* --- Divider --- */
.divider {
  height: 1px;
  background: var(--border-subtle);
  margin: var(--space-6) 0;
}

/* --- Loading Spinner --- */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-default);
  border-top-color: var(--indigo-500);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

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

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(8, 13, 26, 0.8);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  flex-direction: column;
  gap: var(--space-4);
}

.loading-text {
  font-size: 14px;
  color: var(--text-secondary);
}

/* --- Toast Notifications --- */
.toast-container {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 9998;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 380px;
  width: 100%;
}

.toast {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  box-shadow: var(--shadow-lg);
  animation: toast-in 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.toast.removing {
  animation: toast-out 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

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

.toast-icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
.toast-content { flex: 1; }
.toast-title { font-size: 14px; font-weight: 600; margin-bottom: 2px; }
.toast-message { font-size: 12px; color: var(--text-secondary); }
.toast-close { background: none; border: none; color: var(--text-muted); font-size: 16px; padding: 0; line-height: 1; }

.toast.success { border-left: 3px solid var(--green-500); }
.toast.error { border-left: 3px solid var(--red-500); }
.toast.warning { border-left: 3px solid var(--yellow-500); }
.toast.info { border-left: 3px solid var(--indigo-500); }

/* --- Sidebar Mobile Toggle --- */
.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 22px;
  padding: var(--space-2);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }
  .main-content {
    margin-left: 0;
  }
  .sidebar-toggle {
    display: block;
  }
  .page-content {
    padding: var(--space-4);
  }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: 1fr; }
  .grid-5 { grid-template-columns: repeat(2, 1fr); }
  .top-header { padding: 0 var(--space-4); }
}

@media (max-width: 480px) {
  .grid-2, .grid-3, .grid-5 { grid-template-columns: 1fr; }
  .login-card { padding: var(--space-8) var(--space-6); border-radius: var(--radius-lg); }
}