/* === RESET & BASE === */
@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@300;400;500;600;700&display=swap');
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: 'Hanken Grotesk', sans-serif; background: var(--background); color: var(--on-surface); min-height: 100vh; transition: background var(--transition), color var(--transition); }
a { color: var(--primary); text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: 14px; }
table { border-collapse: collapse; width: 100%; }

/* === LAYOUT === */
.app-container { display: flex; min-height: 100vh; width: 100%; transition: max-width var(--transition), margin var(--transition), box-shadow var(--transition); }

/* Centralized Layout Mode (HD & Full HD) */
[data-layout="centered"] body {
  background: var(--surface-container);
}
[data-layout="centered"] .app-container {
  max-width: var(--app-max-width);
  margin: 0 auto;
  position: relative;
  box-shadow: 0 0 32px rgba(0,0,0,0.08);
  background: var(--background);
}
[data-layout="centered"] .sidebar {
  position: absolute;
}

.sidebar { width: var(--sidebar-width); background: var(--surface); border-right: 1px solid var(--border); position: fixed; top: 0; bottom: 0; z-index: 100; display: flex; flex-direction: column; transition: transform var(--transition), background var(--transition); box-shadow: var(--shadow-sm); }
.sidebar-brand { padding: 16px 20px; display: flex; align-items: center; gap: 10px; border-bottom: 1px solid var(--border); }
.sidebar-brand svg { width: 28px; height: 28px; color: var(--primary); }
.sidebar-brand span { font-size: 18px; font-weight: 700; color: var(--on-surface); }
.sidebar-nav { flex: 1; padding: 8px; overflow-y: auto; }
.nav-item { display: flex; align-items: center; gap: 12px; padding: 10px 16px; border-radius: var(--radius-md); color: var(--on-surface-variant); font-size: 14px; font-weight: 500; cursor: pointer; transition: all var(--transition); margin-bottom: 2px; position: relative; }
.nav-item:hover { background: var(--surface-container); color: var(--on-surface); }
.nav-item:hover svg { transform: scale(1.12); }
.nav-item[data-nav="dashboard"]:hover svg { color: var(--icon-dashboard); }
.nav-item[data-nav="pdv"]:hover svg { color: var(--icon-pdv); }
.nav-item[data-nav="produtos"]:hover svg { color: var(--icon-produtos); }
.nav-item[data-nav="categorias"]:hover svg { color: var(--icon-categorias); }
.nav-item[data-nav="fornecedores"]:hover svg { color: var(--icon-fornecedores); }
.nav-item[data-nav="estoque"]:hover svg { color: var(--icon-estoque); }
.nav-item[data-nav="nfse"]:hover svg { color: var(--icon-relatorios); }
.nav-item[data-nav="relatorios"]:hover svg { color: var(--icon-relatorios); }
.nav-item[data-nav="usuarios"]:hover svg { color: var(--icon-usuarios); }
.nav-item[data-nav="configuracoes"]:hover svg { color: var(--icon-configuracoes); }
.nav-item[data-nav="ajuda"]:hover svg { color: var(--icon-ajuda); }
.nav-item.active { background: var(--primary); color: var(--on-primary); }
.nav-item.active::before { content: ''; position: absolute; left: -8px; top: 50%; transform: translateY(-50%); width: 4px; height: 24px; border-radius: 0 4px 4px 0; background: var(--primary); }
.nav-item.active:hover { background: var(--primary-hover); }
.nav-item.active:hover svg { color: var(--on-primary); transform: scale(1); }
.nav-item svg { width: 20px; height: 20px; flex-shrink: 0; transition: transform 0.2s ease, color 0.2s ease; }

.main-content { margin-left: var(--sidebar-width); flex: 1; display: flex; flex-direction: column; min-height: 100vh; }
.header { height: var(--header-height); background: var(--surface); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; padding: 0 24px; position: sticky; top: 0; z-index: 50; box-shadow: var(--shadow-sm); }
.header-left { display: flex; align-items: center; gap: 12px; }
.header-left h2 { font-size: 18px; font-weight: 600; }
.header-right { display: flex; align-items: center; gap: 12px; }
.header-user { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--on-surface-variant); }
.header-user strong { color: var(--on-surface); }

.page-content { flex: 1; padding: 24px; max-width: var(--container-max); width: 100%; margin: 0 auto; }
.page-title { font-size: 28px; font-weight: 600; margin-bottom: 24px; letter-spacing: -0.01em; }

/* === LOGIN PAGE (SEMPRE CENTRALIZADA NA TELA) === */
.login-page {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--background) 0%, var(--surface-container) 100%);
  padding: 20px;
  overflow-y: auto;
}
.login-card { background: var(--surface); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); padding: 48px 40px; width: 100%; max-width: 420px; text-align: center; }
.login-card h1 { font-size: 28px; font-weight: 700; margin-bottom: 4px; }
.login-card p { color: var(--on-surface-variant); font-size: 14px; margin-bottom: 32px; }
.login-card .form-group { text-align: left; margin-bottom: 16px; }
.logo-container {
  position: relative;
  width: 110px;
  height: 110px;
  margin: 0 auto 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-logo {
  width: 80px;
  height: 80px;
  color: var(--primary);
  z-index: 2;
  animation: float-logo 4s ease-in-out infinite;
}
.logo-bg-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  overflow: visible;
}
.particle {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--primary);
  opacity: 0;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.particle svg {
  width: 100%;
  height: 100%;
  stroke-width: 1.5px;
}

/* Delays e Posições das Partículas */
.particle.p-1 {
  animation: float-particle-1 5s linear infinite;
  animation-delay: 0.5s;
}
.particle.p-2 {
  animation: float-particle-2 5.5s linear infinite;
  animation-delay: 1.8s;
}
.particle.p-3 {
  animation: float-particle-3 4.8s linear infinite;
  animation-delay: 3.1s;
}
.particle.p-4 {
  animation: float-particle-4 5.2s linear infinite;
  animation-delay: 4.2s;
}

/* Animações das Partículas (parábolas para lados alternados) */
@keyframes float-particle-1 {
  0% { transform: translate(-50%, 0) scale(0.6); opacity: 0; }
  15% { opacity: 0.5; }
  50% { transform: translate(-45px, -30px) scale(0.9); }
  100% { transform: translate(-60px, -75px) scale(1.1); opacity: 0; }
}

@keyframes float-particle-2 {
  0% { transform: translate(-50%, 0) scale(0.6); opacity: 0; }
  15% { opacity: 0.5; }
  50% { transform: translate(35px, -25px) scale(0.9); }
  100% { transform: translate(50px, -70px) scale(1.1); opacity: 0; }
}

@keyframes float-particle-3 {
  0% { transform: translate(-50%, 0) scale(0.6); opacity: 0; }
  15% { opacity: 0.5; }
  50% { transform: translate(-30px, -35px) scale(0.9); }
  100% { transform: translate(-40px, -80px) scale(1.1); opacity: 0; }
}

@keyframes float-particle-4 {
  0% { transform: translate(-50%, 0) scale(0.6); opacity: 0; }
  15% { opacity: 0.5; }
  50% { transform: translate(25px, -30px) scale(0.9); }
  100% { transform: translate(35px, -75px) scale(1.1); opacity: 0; }
}

/* Flutuação Contínua da Logo */
@keyframes float-logo {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

/* === TELA DE BLOQUEIO (pós-login) === */
.bloqueio-page .bloqueio-card {
  max-width: 440px;
  padding: 40px 36px 32px;
  text-align: center;
}
.bloqueio-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 18px;
  background: var(--surface-container);
  border: 1px solid var(--border);
  color: var(--on-surface-variant);
  display: flex;
  align-items: center;
  justify-content: center;
}
.bloqueio-icon svg {
  width: 28px;
  height: 28px;
}
.bloqueio-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: var(--error-container);
  color: var(--error);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.bloqueio-title {
  font-size: 26px !important;
  font-weight: 700 !important;
  color: var(--on-surface) !important;
  margin: 0 0 6px !important;
  line-height: 1.2;
}
.bloqueio-empresa {
  font-size: 15px !important;
  font-weight: 600 !important;
  color: var(--on-surface) !important;
  margin: 0 0 4px !important;
}
.bloqueio-user {
  font-size: 13px !important;
  color: var(--on-surface-variant) !important;
  margin: 0 0 20px !important;
  font-weight: 400 !important;
}
.bloqueio-msg {
  text-align: left;
  padding: 14px 16px 16px;
  border-radius: var(--radius-lg);
  background: var(--surface-container-low);
  border: 1px solid var(--border);
  border-left: 3px solid var(--error);
}
.bloqueio-msg-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: 8px;
}
.bloqueio-msg-text {
  margin: 0 !important;
  font-size: 14px !important;
  line-height: 1.55 !important;
  color: var(--on-surface) !important;
  font-weight: 500 !important;
  white-space: pre-wrap;
}
.bloqueio-hint {
  margin: 16px 0 0 !important;
  font-size: 13px !important;
  line-height: 1.5 !important;
  color: var(--on-surface-variant) !important;
  font-weight: 400 !important;
}
.bloqueio-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 24px;
}

/* === THEME & LAYOUT TOGGLES === */
.toggle-btn { background: var(--surface-container); border: 1px solid var(--border); height: 38px; padding: 0 12px; border-radius: var(--radius-md); display: flex; align-items: center; gap: 6px; cursor: pointer; transition: all var(--transition); font-size: 13px; font-weight: 500; color: var(--on-surface-variant); }
.toggle-btn:hover { background: var(--surface-container-high); color: var(--on-surface); }
.toggle-btn svg { width: 18px; height: 18px; color: var(--on-surface-variant); }

.theme-toggle {
  background: var(--surface-container);
  border: 1px solid var(--border);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
}
.theme-toggle:hover {
  background: var(--surface-container-high);
}
.theme-toggle svg {
  width: 20px;
  height: 20px;
  color: var(--on-surface-variant);
}

/* === MELHORIA 5 — Sidebar Responsiva Mobile === */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.sidebar-overlay.visible {
  display: block;
  opacity: 1;
}

.hamburger-btn {
  display: none;
  background: none;
  border: none;
  font-size: 22px;
  color: var(--on-surface);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.hamburger-btn:hover {
  background: var(--surface-container);
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    z-index: 200;
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
  }
  .hamburger-btn {
    display: flex;
  }
  .page-content {
    padding: 16px;
  }
  .kpi-grid {
    grid-template-columns: 1fr 1fr;
  }
  .charts-grid {
    grid-template-columns: 1fr;
  }
  .pdv-container {
    flex-direction: column;
  }
  .pdv-summary {
    min-width: auto;
    width: 100%;
  }
}