:root {
  color-scheme: light;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --border: #dfe4ee;
  --primary: #2563eb;
  --text: #10213a;
  --muted: #64748b;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

button, input, select { font: inherit; }

#app { min-height: 100vh; }

.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card, .main-card, .panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.06);
}

.auth-card {
  width: min(100%, 480px);
  padding: 28px;
}

.logo-auth {
  width: 120px;
  height: auto;
  max-height: 120px;
  display: block;
  margin: 0 auto 24px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.08));
}

.auth-card h1 { margin-top: 0; }

.form-grid { display: grid; gap: 12px; }
label { display: grid; gap: 6px; font-weight: 600; }
input, select, textarea { padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: #fff; }
textarea { min-height: 110px; resize: vertical; }
button {
  padding: 10px 14px;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: white;
  cursor: pointer;
}
button.secondary { background: #e2e8f0; color: var(--text); }

.layout { display: grid; grid-template-columns: auto auto minmax(0, 1fr); min-height: 100vh; }
.sidebar {
  width: 72px;
  padding: 16px 8px;
  background: #0f172a;
  color: #fff;
  transition: width 350ms cubic-bezier(0.4, 0, 0.2, 1), padding 350ms cubic-bezier(0.4, 0, 0.2, 1);
  overflow: visible;
}
.sidebar:hover, .sidebar.expanded { width: 260px; padding-left: 16px; padding-right: 16px; }

.sidebar-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 350ms cubic-bezier(0.4, 0, 0.2, 1);
}
.sidebar:hover .sidebar-header, .sidebar.expanded .sidebar-header { border-bottom-color: rgba(255, 255, 255, 0.15); }

.logo-sidebar {
  width: 52px;
  height: auto;
  max-height: 52px;
  object-fit: contain;
  transition: width 350ms cubic-bezier(0.4, 0, 0.2, 1), height 350ms cubic-bezier(0.4, 0, 0.2, 1), filter 350ms cubic-bezier(0.4, 0, 0.2, 1);
  filter: brightness(1) drop-shadow(0 1px 3px rgba(0, 0, 0, 0.2));
}
.sidebar:hover .logo-sidebar, .sidebar.expanded .logo-sidebar { 
  width: 64px;
  max-height: 64px;
  filter: brightness(1.05) drop-shadow(0 2px 6px rgba(0, 0, 0, 0.3));
}

.sidebar h2 { margin-top: 0; white-space: nowrap; overflow: hidden; }
.brand { display:inline-flex; align-items:center; gap:8px; }
.brand .brand-full { display: none; }
.brand .brand-short { display: inline-block; font-weight:700; }
.sidebar:hover .brand .brand-full, .sidebar.expanded .brand .brand-full { display: inline-block; }
.sidebar:hover .brand .brand-short, .sidebar.expanded .brand .brand-short { display: none; }

/* On auth (login) screen show full brand */
.auth-card .brand .brand-full { display: inline-block; }
.auth-card .brand .brand-short { display: none; }

.sidebar .muted { color: #cbd5e1; font-weight: 600; margin: 4px 0 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; max-width: 160px; transition: opacity 200ms ease, max-width 350ms ease, transform 350ms ease; opacity: 0; transform: translateX(-6px); }
.sidebar:hover .muted, .sidebar.expanded .muted { opacity: 1; transform: none; max-width: 100%; }

.nav-list { display: grid; gap: 6px; margin-top: 18px; }
.nav-item { display: flex; align-items: center; gap: 12px; width: 100%; text-align: left; padding: 10px; border-radius: 10px; background: transparent; color: #fff; justify-content: flex-start; cursor: pointer; }
.nav-item .icon { display:inline-flex; width:36px; height:36px; align-items:center; justify-content:center; border-radius:8px; background: rgba(255,255,255,0.06); font-weight:700; }
.nav-item .text { white-space: nowrap; overflow: hidden; transition: opacity 200ms ease, transform 350ms ease; opacity: 0; transform: translateX(-6px); }
.sidebar:hover .nav-item .text, .sidebar.expanded .nav-item .text { opacity: 1; transform: none; }
.nav-item.active .icon { background: #1d4ed8; }
.submenu { margin-left: 48px; margin-top: 6px; display: none; flex-direction: column; gap: 6px; }
.sub-item { background: transparent; color: #cbd5e1; padding: 8px 10px; border-radius: 8px; text-align: left; cursor: pointer; }
.sub-item.active { background: rgba(255,255,255,0.06); color: #fff; }

.secondary-sidebar {
  width: 0;
  min-width: 0;
  padding: 0;
  background: #111827;
  color: #f9fafb;
  border-right: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-10px);
  transition: width 180ms ease, opacity 180ms ease, transform 180ms ease, padding 180ms ease;
}
.secondary-sidebar.visible {
  width: 240px;
  min-width: 240px;
  padding: 20px 12px;
  opacity: 1;
  pointer-events: auto;
  transform: none;
}
.secondary-header { display: grid; gap: 4px; margin-bottom: 12px; }
.secondary-header strong { font-size: 1rem; }
.secondary-header span { color: #cbd5e1; font-size: 0.8rem; }
.secondary-nav-list { display: grid; gap: 8px; }
.secondary-nav-item {
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border-radius: 10px;
  background: transparent;
  color: #f9fafb;
  border: 1px solid transparent;
}
.secondary-nav-item.active {
  background: rgba(37, 99, 235, 0.2);
  border-color: rgba(37, 99, 235, 0.35);
  color: #fff;
}

/* quando a sidebar estiver colapsada, centralizar ícones */
.sidebar { align-items: flex-start; }
.sidebar .nav-list .nav-block { display: block; }

@media (max-width: 840px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { border-bottom: 1px solid #1e293b; width: 100% !important; padding: 12px !important; }
  .sidebar .nav-item .text { opacity: 1; transform: none; }
  .submenu { display: block; margin-left: 0; }
  .secondary-sidebar { width: 100%; min-width: 100%; max-height: 0; padding: 0; }
  .secondary-sidebar.visible { width: 100%; min-width: 100%; max-height: 420px; padding: 16px 12px; }
}

.content { padding: 24px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.topbar-actions { display: flex; gap: 12px; align-items: center; }
.icon-btn { 
  display: flex; 
  align-items: center; 
  justify-content: center; 
  width: 40px; 
  height: 40px; 
  border-radius: 10px; 
  background: transparent; 
  border: 1px solid var(--border); 
  color: var(--text); 
  cursor: pointer; 
  transition: all 150ms ease;
}
.icon-btn:hover { 
  background: var(--bg); 
  border-color: var(--primary); 
  color: var(--primary); 
  transform: rotate(15deg);
}
.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: 16px; }
.card { padding: 16px; border: 1px solid var(--border); border-radius: 14px; background: var(--panel); }
.card h3 { margin: 0 0 8px; color: var(--muted); font-size: 0.95rem; }
.card p { margin: 0; font-size: 1.3rem; font-weight: 700; }

.panel { padding: 18px; margin-bottom: 16px; }
.table { width: 100%; border-collapse: collapse; margin-top: 12px; }
.table th, .table td { text-align: left; padding: 10px; border-bottom: 1px solid var(--border); }
.table-actions th:last-child, .table-actions td:last-child { text-align: right; width: 120px; }
.delete-user { background: transparent; border: 1px solid rgba(239,68,68,0.18); color: #ef4444; padding: 6px 10px; border-radius: 8px; cursor: pointer; }
.delete-user:hover { background: rgba(239,68,68,0.06); }
.muted { color: var(--muted); }
.row { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.checkbox-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.checkbox-grid label { display: flex; gap: 6px; align-items: center; font-weight: 400; }

.icon-button { display:inline-flex; align-items:center; justify-content:center; width:36px; height:36px; border-radius:8px; background: transparent; border: none; cursor: pointer; color: #ef4444; }
.icon-button svg { display:block; }
.icon-button[disabled] { opacity: 0.45; cursor: not-allowed; }

/* modal styles */
.modal-overlay { position: fixed; inset: 0; background: rgba(2,6,23,0.5); display: grid; place-items: center; z-index: 1200; }
.modal { background: var(--panel); border-radius: 12px; padding: 18px; width: min(92%, 420px); box-shadow: 0 12px 30px rgba(2,6,23,0.3); border: 1px solid var(--border); }
.modal-body { margin-bottom: 12px; }
.modal-message { margin: 0; font-weight: 600; }
.modal-actions { display:flex; gap:8px; justify-content:flex-end; }
.btn { padding: 8px 12px; border-radius:8px; border: none; cursor: pointer; }
.btn-muted { background: #eef2f7; color: var(--text); }
.btn-danger { background: #ef4444; color: #fff; }

@media (max-width: 840px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { border-bottom: 1px solid #1e293b; }
}