:root{
  --bg:#0f1116;
  --panel:#151923;
  --panel2:#111520;
  --border:#252b3a;
  --text:#e9ecf3;
  --muted:#a6aec2;
  --accent:#6ea8fe;
  --danger:#ff6b6b;
  --warn:#ffd43b;
  --ok:#51cf66;
  --shadow: 0 10px 24px rgba(0,0,0,.35);
  --radius:18px;
  --radius2:14px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
}

/* Reset e Base */
*{box-sizing:border-box}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{
  margin:0;
  background:linear-gradient(180deg,#0b0d12,#0f1116);
  color:var(--text);
  font-family:var(--font);
  font-size:14px;
}
a{color:inherit;text-decoration:none}

/* Layout Principal */
.app-shell{display:flex;min-height:100vh;flex-direction:row}
.sidebar{
  width:290px;
  background:linear-gradient(180deg,var(--panel),var(--panel2));
  border-right:1px solid var(--border);
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:16px;
  overflow-y:auto;
  flex-shrink:0;
}
.brand{display:flex;gap:12px;align-items:center;padding:12px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(255,255,255,.02)}
.brand-logo{width:58px;height:58px;border-radius:14px;border:1px solid var(--border);object-fit:cover;flex-shrink:0}
.brand-title{font-weight:700;font-size:16px;word-break:break-word}
.brand-sub{color:var(--muted);font-size:12px;margin-top:2px}
.menu{display:flex;flex-direction:column;gap:8px}
.menu-item{
  padding:12px 12px;border:1px solid var(--border);border-radius:14px;
  background:rgba(255,255,255,.02);
  transition:.12s transform, .12s border-color, .12s background;
  cursor:pointer;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.menu-item:hover{transform:translateY(-1px);border-color:#2f3950;background:rgba(110,168,254,.06)}
.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;gap:10px}
.user-chip{padding:12px;border:1px solid var(--border);border-radius:14px;background:rgba(255,255,255,.02);word-break:break-word}
.user-chip-name{font-weight:700;font-size:14px}
.user-chip-role{color:var(--muted);font-size:11px;margin-top:2px;text-transform:uppercase;letter-spacing:.08em}

/* Main Content */
.main{flex:1;display:flex;flex-direction:column;overflow:hidden}
.topbar{
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 14px;
  border-bottom:1px solid var(--border);
  background:rgba(10,12,18,.65);
  backdrop-filter:blur(10px);
  gap:10px;
  flex-wrap:wrap;
}
.topbar-title{font-weight:800;letter-spacing:.02em;font-size:16px;min-width:0}
.topbar-right{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:12px;flex-wrap:wrap}
.kbd{padding:2px 8px;border:1px solid var(--border);border-bottom-color:#10131b;border-radius:10px;background:rgba(255,255,255,.04);color:var(--text);font-size:11px;white-space:nowrap}
.content{padding:14px;flex:1;overflow-y:auto}

/* Cards */
.card{
  border:1px solid var(--border);border-radius:var(--radius);
  background:rgba(255,255,255,.02);
  box-shadow:var(--shadow);
  padding:14px;
}

/* Grid */
.grid{display:grid;gap:14px}
.grid.cols-4{grid-template-columns:repeat(4, minmax(0,1fr))}
.grid.cols-3{grid-template-columns:repeat(3, minmax(0,1fr))}
.grid.cols-2{grid-template-columns:repeat(2, minmax(0,1fr))}

/* Stats */
.stat{padding:14px;border-radius:16px;border:1px solid var(--border);background:rgba(255,255,255,.02)}
.stat .k{color:var(--muted);font-size:11px;text-transform:uppercase}
.stat .v{font-size:20px;font-weight:800;margin-top:6px;word-break:break-word}

/* Tabelas Responsivas */
.table{width:100%;border-collapse:separate;border-spacing:0 10px;font-size:13px}
.table th{color:var(--muted);text-align:left;font-size:11px;font-weight:700;padding:8px 10px;text-transform:uppercase}
.table td{
  padding:10px;
  background:rgba(255,255,255,.02);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  word-break:break-word;
}
.table td:first-child{border-left:1px solid var(--border);border-top-left-radius:14px;border-bottom-left-radius:14px}
.table td:last-child{border-right:1px solid var(--border);border-top-right-radius:14px;border-bottom-right-radius:14px}

/* Badges */
.badge{display:inline-flex;align-items:center;gap:8px;padding:4px 10px;border-radius:999px;border:1px solid var(--border);font-size:11px;color:var(--muted);flex-wrap:wrap}
.badge.ok{border-color:rgba(81,207,102,.25);color:#baf2c2}
.badge.danger{border-color:rgba(255,107,107,.25);color:#ffd1d1}
.badge.warn{border-color:rgba(255,212,59,.25);color:#fff3bf}

/* Botões */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:rgba(110,168,254,.08);
  color:var(--text);
  cursor:pointer;
  transition:.12s transform, .12s background, .12s border-color;
  font-size:13px;
  min-height:40px;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);border-color:#2f3950;background:rgba(110,168,254,.14)}
.btn:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.02)}
.w100{width:100%}

/* Flexbox Utilities */
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}

/* Formulários */
.input, select, textarea{
  width:100%;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:rgba(0,0,0,.20);
  color:var(--text);
  outline:none;
  font-size:14px;
  font-family:inherit;
  transition:.12s border-color;
}
.input:focus, select:focus, textarea:focus{border-color:var(--accent)}
.input:disabled, select:disabled{opacity:.5;cursor:not-allowed}

label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px;font-weight:500}

.form-grid{display:grid;gap:12px}
.form-grid.cols-3{grid-template-columns:1fr 1fr 1fr}
.form-grid.cols-2{grid-template-columns:1fr 1fr}

/* Checkboxes */
.checkbox{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.02);
  cursor:pointer;
}
.checkbox input{cursor:pointer}
.checkbox small{color:var(--muted);font-size:12px}

/* Notificações */
.flash{padding:12px;border-radius:14px;border:1px solid var(--border);margin-bottom:14px;font-size:13px}
.flash.success{border-color:rgba(81,207,102,.35);background:rgba(81,207,102,.08)}
.flash.error{border-color:rgba(255,107,107,.35);background:rgba(255,107,107,.08)}
.flash.info{border-color:rgba(110,168,254,.35);background:rgba(110,168,254,.08)}

.sep{height:1px;background:var(--border);margin:12px 0}

/* Login */
.login-shell{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px;
}
.login-card{
  width:420px;
  max-width:100%;
  border:1px solid var(--border);
  border-radius:22px;
  background:rgba(255,255,255,.02);
  box-shadow:var(--shadow);
  padding:24px;
}
.login-title{font-weight:900;font-size:20px;margin:12px 0 4px}
.login-sub{color:var(--muted);font-size:13px}

/* ============================================
   RESPONSIVE - Tablet (1024px ou menos)
   ============================================ */
@media(max-width:1024px){
  .sidebar{width:260px;padding:14px}
  .content{padding:12px}
  .card{padding:12px}
  .grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .topbar{padding:0 12px}
  .topbar-title{font-size:14px}
  .form-grid.cols-3{grid-template-columns:1fr 1fr}
}

/* ============================================
   RESPONSIVE - Mobile (768px ou menos)
   ============================================ */
@media(max-width:768px){
  :root{--radius:14px;--radius2:12px}
  
  body{font-size:13px}
  
  .app-shell{flex-direction:column}
  
  .sidebar{
    width:100%;
    border-right:none;
    border-bottom:1px solid var(--border);
    padding:12px;
    flex-direction:row;
    gap:12px;
    max-height:auto;
    overflow-x:auto;
  }
  
  .brand{flex-shrink:0;gap:8px;padding:8px}
  .brand-logo{width:40px;height:40px}
  .brand-title{font-size:13px}
  
  .menu{flex-direction:row;flex-wrap:nowrap;overflow-x:auto;flex-shrink:0;width:100%}
  .menu-item{padding:8px 10px;border-radius:10px;font-size:12px;min-width:max-content}
  
  .sidebar-footer{flex-direction:row;margin-top:0}
  .user-chip{padding:8px;font-size:12px;flex-shrink:0}
  .user-chip-name{font-size:12px}
  .user-chip-role{font-size:10px}
  
  .topbar{
    height:auto;
    padding:10px 12px;
    flex-wrap:wrap;
  }
  .topbar-title{font-size:13px;order:1;width:100%;margin-bottom:8px}
  .topbar-right{font-size:11px;order:2}
  
  .content{padding:10px}
  
  .card{padding:10px}
  
  .grid.cols-4,
  .grid.cols-3,
  .grid.cols-2{grid-template-columns:1fr}
  
  .stat{padding:10px}
  .stat .k{font-size:10px}
  .stat .v{font-size:18px}
  
  .table{font-size:12px;border-spacing:0 8px}
  .table th{font-size:10px;padding:6px 8px}
  .table td{padding:8px;font-size:12px}
  
  .badge{font-size:10px;padding:3px 8px}
  
  .btn{padding:8px 10px;font-size:12px;min-height:36px}
  
  .row{gap:8px}
  
  .input, select, textarea{padding:8px 10px;font-size:13px;border-radius:10px}
  
  .form-grid{gap:10px}
  .form-grid.cols-2,
  .form-grid.cols-3{grid-template-columns:1fr}
  
  .checkbox{gap:8px;padding:8px 10px}
  
  .flash{padding:10px;font-size:12px;margin-bottom:10px}
  
  .login-card{padding:18px;border-radius:18px}
  .login-title{font-size:18px}
  .login-sub{font-size:12px}
  
  label{font-size:11px;margin-bottom:4px}
  .sep{margin:10px 0}
}

/* ============================================
   RESPONSIVE - Smartphone (480px ou menos)
   ============================================ */
@media(max-width:480px){
  :root{--radius:12px;--radius2:10px}
  
  body{font-size:12px}
  
  .sidebar{
    padding:8px;
    gap:8px;
    max-height:auto;
  }
  
  .brand{padding:6px}
  .brand-logo{width:36px;height:36px}
  .brand-title{font-size:12px}
  .brand-sub{font-size:11px}
  
  .menu-item{padding:6px 8px;font-size:11px}
  
  .user-chip{padding:6px;font-size:11px}
  .user-chip-name{font-size:11px}
  .user-chip-role{font-size:9px}
  
  .topbar{padding:8px}
  .topbar-title{font-size:12px;margin-bottom:6px}
  .topbar-right{font-size:10px}
  
  .content{padding:8px}
  
  .card{padding:8px}
  
  .stat{padding:8px}
  .stat .k{font-size:9px}
  .stat .v{font-size:16px}
  
  .table{font-size:11px;border-spacing:0 6px}
  .table th{font-size:9px;padding:4px 6px}
  .table td{padding:6px;font-size:11px}
  
  .badge{font-size:9px;padding:2px 6px}
  
  .btn{padding:6px 8px;font-size:11px;min-height:32px}
  
  .row{gap:6px}
  
  .input, select, textarea{
    padding:6px 8px;
    font-size:12px;
    border-radius:8px;
  }
  
  .form-grid{gap:8px}
  
  .checkbox{gap:6px;padding:6px 8px}
  
  .flash{padding:8px;font-size:11px;margin-bottom:8px}
  
  .kbd{font-size:10px;padding:2px 6px}
  
  .login-card{padding:14px;border-radius:16px;width:calc(100% - 16px)}
  .login-title{font-size:16px;margin:8px 0 2px}
  .login-sub{font-size:11px}
  
  label{font-size:10px;margin-bottom:3px}
  .sep{margin:8px 0}
}

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

/* Responsive Containers */
.container{width:100%;max-width:1400px;margin:0 auto;padding:0 14px}
@media(max-width:768px){.container{padding:0 10px}}
@media(max-width:480px){.container{padding:0 8px}}

/* Table Wrapper para scroll horizontal */
.table-wrapper{
  width:100%;
  border-radius:var(--radius2);
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}

/* Stack Vertical em Mobile */
.stack{display:flex;flex-direction:row;gap:12px;flex-wrap:wrap}
@media(max-width:768px){.stack{flex-direction:column;gap:10px}}
@media(max-width:480px){.stack{gap:8px}}

/* Columns Layout */
.cols{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
@media(max-width:768px){.cols{grid-template-columns:1fr}}

/* Hide no Mobile */
.hide-mobile{display:block}
@media(max-width:768px){.hide-mobile{display:none}}

/* Show Only Mobile */
.show-mobile{display:none}
@media(max-width:768px){.show-mobile{display:block}}

/* Spacing Utilities */
.mt-1{margin-top:8px}
.mt-2{margin-top:12px}
.mt-3{margin-top:16px}
.mb-1{margin-bottom:8px}
.mb-2{margin-bottom:12px}
.mb-3{margin-bottom:16px}
.p-1{padding:8px}
.p-2{padding:12px}
.p-3{padding:16px}

@media(max-width:768px){
  .mt-1{margin-top:6px}
  .mt-2{margin-top:8px}
  .mt-3{margin-top:10px}
  .mb-1{margin-bottom:6px}
  .mb-2{margin-bottom:8px}
  .mb-3{margin-bottom:10px}
}

/* Touch-friendly Links */
a{touch-action:manipulation}
.menu-item, .btn, input, select, textarea{
  -webkit-tap-highlight-color:rgba(0,0,0,0.1);
}

/* Prevent Zoom on Input Focus */
input, select, textarea{
  font-size:16px;
}

/* Better Input for iOS */
select{appearance:none;padding-right:28px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a6aec2' d='M6 9L1 4h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;background-size:12px;padding-right:32px}

/* Smooth Scrolling */
html{scroll-behavior:smooth}

/* Focus Visible */
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* Print Styles */
@media print{
  .sidebar,.topbar,.btn,a[href^="javascript:"]{display:none}
  .content{padding:0}
  body{background:white;color:black}
}