@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
:root {
  --bg: #0f172a;
  --sidebar: #1e293b;
  --surface: #1e293b;
  --surface2: #334155;
  --border: #334155;
  --accent: #3b82f6;
  --accent2: #22d3ee;
  --green: #22c55e;
  --red: #ef4444;
  --yellow: #f59e0b;
  --purple: #a78bfa;
  --text: #e2e8f0;
  --text2: #94a3b8;
  --text3: #64748b;
  --sidebar-w: 260px;
}
/* LIGHT MODE */
body.light {
  --bg: #f1f5f9;
  --sidebar: #ffffff;
  --surface: #ffffff;
  --surface2: #e2e8f0;
  --border: #e2e8f0;
  --text: #0f172a;
  --text2: #475569;
  --text3: #94a3b8;
}

* { margin:0; padding:0; box-sizing:border-box; }
body { font-family:'Inter',system-ui,sans-serif; background:var(--bg); color:var(--text); display:flex; min-height:100vh; transition:background .3s,color .3s; }

/* Scrollbar global */
::-webkit-scrollbar { width:6px; height:6px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:rgba(148,163,184,.25); border-radius:3px; }
::-webkit-scrollbar-thumb:hover { background:rgba(148,163,184,.4); }
.sidebar::-webkit-scrollbar { width:4px; }
.sidebar::-webkit-scrollbar-thumb { background:rgba(148,163,184,.15); }

/* SIDEBAR */
.sidebar {
  width: var(--sidebar-w); background: var(--sidebar); border-right:1px solid var(--border);
  display:flex; flex-direction:column; position:fixed; top:0; left:0; bottom:0; overflow-y:auto; z-index:10;
  scrollbar-width:thin; scrollbar-color:rgba(148,163,184,.2) transparent;
}
.sidebar-logo {
  padding:20px 20px 16px; border-bottom:1px solid var(--border); display:flex; align-items:center; gap:12px;
}
.sidebar-logo-icon {
  width:38px; height:38px; background:linear-gradient(135deg,#3b82f6,#8b5cf6); border-radius:10px;
  display:flex; align-items:center; justify-content:center; color:#fff; font-weight:800; font-size:14px;
}
.sidebar-logo-img {
  width:38px; height:38px; border-radius:10px; object-fit:cover;
}
.sidebar-logo-text { font-size:14px; font-weight:700; color:#fff; line-height:1.2; }
.sidebar-logo-text span { font-size:11px; font-weight:400; color:var(--text3); display:block; }

.sidebar-menu { flex:1; padding:8px 0; overflow-y:auto; }

.menu-group-header {
  display:flex; align-items:center; gap:10px; padding:10px 16px; cursor:pointer;
  color:var(--text2); font-size:13px; font-weight:600; transition:all .15s; user-select:none;
}
.menu-group-header:hover { color:var(--text); background:rgba(255,255,255,.04); }
.menu-group-header svg { width:18px; height:18px; flex-shrink:0; }
.menu-group-header span { flex:1; }
.menu-chevron { width:14px !important; height:14px !important; transition:transform .2s; color:var(--text3) !important; }
.menu-group.open > .menu-group-header { color:#fff; font-weight:700; }
.menu-group.open > .menu-group-header .menu-chevron { transform:rotate(90deg); }

.menu-group-items {
  list-style:none; padding:0; max-height:0; overflow:hidden; transition:max-height .25s ease;
}
.menu-group.open > .menu-group-items { max-height:500px; }
.menu-group-items li a {
  display:block; padding:8px 16px 8px 46px; color:var(--text2); text-decoration:none;
  font-size:12.5px; font-weight:500; transition:all .15s; border-radius:0;
}
.menu-group-items li a:hover { color:var(--text); background:rgba(255,255,255,.04); }
.menu-group-items li a.active { color:#fff; font-weight:700; }

.menu-direct {
  display:flex; align-items:center; gap:10px; padding:10px 16px; cursor:pointer;
  color:var(--text2); font-size:13px; font-weight:600; transition:all .15s; text-decoration:none;
}
.menu-direct:hover { color:var(--text); background:rgba(255,255,255,.04); }
.menu-direct.active { color:#fff; font-weight:700; }
.menu-direct svg { width:18px; height:18px; flex-shrink:0; }

.sidebar-user {
  margin-top:auto; padding:16px; border-top:1px solid var(--border); display:flex; align-items:center; gap:10px;
}
.sidebar-avatar {
  width:36px; height:36px; border-radius:50%; background:linear-gradient(135deg,#3b82f6,#8b5cf6);
  display:flex; align-items:center; justify-content:center; color:#fff; font-size:13px; font-weight:700;
}
.sidebar-user-info { font-size:13px; font-weight:600; color:#fff; line-height:1.3; }
.sidebar-user-info span { font-size:11px; font-weight:400; color:var(--text3); display:block; }

/* TOP BAR */
.topbar {
  margin-left:var(--sidebar-w); height:64px; background:var(--sidebar); border-bottom:1px solid var(--border);
  display:flex; align-items:center; padding:0 28px; gap:16px; position:fixed; top:0; right:0; left:0; z-index:9;
}
.topbar-search {
  flex:1; max-width:420px; position:relative;
}
.topbar-search input {
  width:100%; padding:10px 16px 10px 40px; background:var(--bg); border:1px solid var(--border); border-radius:8px;
  color:var(--text); font-size:.85rem; font-family:inherit; outline:none;
}
.topbar-search input:focus { border-color:var(--accent); }
.topbar-search input::placeholder { color:var(--text3); }
.topbar-search svg { position:absolute; left:12px; top:50%; transform:translateY(-50%); color:var(--text3); width:18px; height:18px; }

.topbar-company {
  position:relative;
}
.topbar-company-btn {
  display:flex; align-items:center; gap:8px; padding:8px 14px; background:var(--bg); border:1px solid var(--border);
  border-radius:8px; color:var(--text); font-size:.84rem; font-weight:500; cursor:pointer; font-family:inherit; white-space:nowrap;
}
.topbar-company-btn svg { width:16px; height:16px; color:var(--text3); flex-shrink:0; }
.topbar-company-dropdown {
  display:none; position:absolute; top:calc(100% + 6px); right:0; background:var(--surface); border:1px solid var(--border);
  border-radius:10px; padding:8px 0; min-width:260px; box-shadow:0 8px 24px rgba(0,0,0,.4); z-index:20;
}
.topbar-company.open .topbar-company-dropdown { display:block; }
.topbar-company-dropdown a {
  display:flex; align-items:center; gap:8px; padding:9px 16px; color:var(--text2); text-decoration:none; font-size:.84rem;
}
.topbar-company-dropdown a:hover { background:rgba(255,255,255,.05); color:var(--text); }
.topbar-company-dropdown .dot { width:8px; height:8px; border-radius:50%; flex-shrink:0; }

.topbar-right { margin-left:auto; display:flex; align-items:center; gap:16px; }

/* THEME TOGGLE */
.theme-toggle {
  width:40px; height:40px; display:flex; align-items:center; justify-content:center;
  background:var(--bg); border:1px solid var(--border); border-radius:8px; cursor:pointer; transition:all .2s;
}
.theme-toggle:hover { border-color:var(--text3); }
.theme-toggle svg { width:18px; height:18px; color:var(--text2); }
.theme-icon-moon { display:none; }
body.light .theme-icon-sun { display:none; }
body.light .theme-icon-moon { display:block; }

.topbar-notif {
  position:relative; width:40px; height:40px; display:flex; align-items:center; justify-content:center;
  background:var(--bg); border:1px solid var(--border); border-radius:8px; cursor:pointer;
}
.topbar-notif svg { width:18px; height:18px; color:var(--text2); }
.topbar-notif-badge {
  position:absolute; top:-4px; right:-4px; width:18px; height:18px; background:var(--accent); border-radius:50%;
  font-size:.65rem; font-weight:700; color:#fff; display:flex; align-items:center; justify-content:center;
}

.topbar-user {
  display:flex; align-items:center; gap:10px; cursor:pointer;
}
.topbar-avatar {
  width:36px; height:36px; border-radius:50%; background:linear-gradient(135deg,#8b5cf6,#a78bfa);
  display:flex; align-items:center; justify-content:center; color:#fff; font-size:12px; font-weight:700;
}
.topbar-user-info { line-height:1.2; }
.topbar-user-name { font-size:.84rem; font-weight:600; color:#fff; }
.topbar-user-role { font-size:.72rem; color:var(--text3); }

/* MAIN */
.main { margin-left:var(--sidebar-w); flex:1; padding:28px 32px; padding-top:92px; }
.page-header { margin-bottom:24px; }
.page-header h1 { font-size:1.5rem; font-weight:800; color:#fff; letter-spacing:-.5px; }
.page-header p { font-size:.85rem; color:var(--text2); margin-top:2px; }

/* KPI CARDS */
.kpi-grid { display:grid; grid-template-columns:repeat(6,1fr); gap:16px; margin-bottom:24px; }
.kpi-card {
  background:var(--surface); border:1px solid var(--border); border-radius:14px; padding:20px;
}
.kpi-top { display:flex; align-items:flex-start; justify-content:space-between; margin-bottom:14px; }
.kpi-icon {
  width:42px; height:42px; border-radius:10px; display:flex; align-items:center; justify-content:center;
}
.kpi-icon svg { width:20px; height:20px; }
.kpi-icon.blue { background:rgba(59,130,246,.15); color:#3b82f6; }
.kpi-icon.cyan { background:rgba(34,211,238,.15); color:#22d3ee; }
.kpi-icon.teal { background:rgba(20,184,166,.15); color:#14b8a6; }
.kpi-icon.green { background:rgba(34,197,94,.15); color:#22c55e; }
.kpi-icon.yellow { background:rgba(245,158,11,.15); color:#f59e0b; }
.kpi-icon.pink { background:rgba(244,114,182,.15); color:#f472b6; }
.kpi-badge {
  font-size:.72rem; font-weight:700; padding:3px 8px; border-radius:6px;
}
.kpi-badge.up { background:rgba(34,197,94,.12); color:#4ade80; }
.kpi-badge.down { background:rgba(239,68,68,.12); color:#f87171; }
.kpi-label { font-size:.78rem; color:var(--text2); font-weight:500; margin-top:2px; }
.kpi-value { font-size:2rem; font-weight:800; color:#fff; line-height:1; }
.kpi-change { font-size:.78rem; font-weight:600; }
.kpi-change.up { color:var(--green); }
.kpi-change.down { color:var(--red); }

/* BREADCRUMB */
.breadcrumb { font-size:.82rem; color:var(--text3); margin-bottom:8px; }
.breadcrumb a { color:var(--accent); text-decoration:none; }
.breadcrumb a:hover { text-decoration:underline; }
.breadcrumb span { margin:0 6px; }

/* FILTER TABS */
.filter-tabs { display:flex; gap:8px; margin-bottom:20px; }
.filter-tab {
  padding:8px 18px; border-radius:20px; font-size:.84rem; font-weight:600; cursor:pointer;
  background:var(--surface); border:1px solid var(--border); color:var(--text2); font-family:inherit;
  transition:all .15s;
}
.filter-tab:hover { border-color:var(--text3); color:var(--text); }
.filter-tab.active { background:var(--accent); border-color:var(--accent); color:#fff; }

/* QUICK ACTIONS */
.quick-actions { display:flex; gap:10px; }
.quick-actions .btn { display:inline-flex; align-items:center; gap:8px; padding:10px 20px; border-radius:20px; font-size:.85rem; }
.quick-actions .btn-outline { border:1px solid var(--border); background:var(--surface); color:var(--text2); }
.quick-actions .btn-outline:hover { border-color:var(--text3); color:var(--text); }
.quick-actions .btn-primary { border-radius:20px; }

/* CHARTS AREA */
.charts-row { display:grid; grid-template-columns:1.5fr 1fr; gap:16px; margin-bottom:24px; }
.chart-card {
  background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:20px;
}
.chart-card h3 { font-size:.9rem; font-weight:700; color:#fff; margin-bottom:16px; }

/* TABLES */
.table-card {
  background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:20px; margin-bottom:16px;
}
.table-card h3 { font-size:.9rem; font-weight:700; color:#fff; margin-bottom:14px; }
table { width:100%; border-collapse:collapse; }
th { text-align:left; font-size:.72rem; text-transform:uppercase; letter-spacing:.5px; color:var(--text3); font-weight:600; padding:8px 12px; border-bottom:1px solid var(--border); }
td { font-size:.82rem; color:var(--text2); padding:10px 12px; border-bottom:1px solid rgba(51,65,85,.5); }
td:first-child { color:var(--text); font-weight:500; }
.badge {
  display:inline-block; padding:3px 10px; border-radius:20px; font-size:.7rem; font-weight:600;
}
.badge-green { background:rgba(34,197,94,.15); color:#4ade80; }
.badge-yellow { background:rgba(245,158,11,.15); color:#fbbf24; }
.badge-blue { background:rgba(59,130,246,.15); color:#60a5fa; }
.badge-red { background:rgba(239,68,68,.15); color:#f87171; }
.badge-purple { background:rgba(167,139,250,.15); color:#c4b5fd; }

/* ACTIVITY FEED */
.feed-item { display:flex; gap:10px; padding:10px 0; border-bottom:1px solid rgba(51,65,85,.4); }
.feed-item:last-child { border-bottom:none; }
.feed-dot { width:8px; height:8px; border-radius:50%; margin-top:6px; flex-shrink:0; }
.feed-dot.eval { background:var(--accent); }
.feed-dot.test { background:var(--green); }
.feed-dot.report { background:var(--yellow); }
.feed-text { font-size:.82rem; color:var(--text2); }
.feed-text strong { color:var(--text); font-weight:600; }
.feed-time { font-size:.72rem; color:var(--text3); margin-top:2px; }

/* AULA */
.aula-metrics { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:24px; }
.aula-metric {
  background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:18px; text-align:center;
}
.aula-metric-num { font-size:2rem; font-weight:800; color:#fff; }
.aula-metric-label { font-size:.78rem; color:var(--text2); margin-top:2px; }
.course-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(320px,1fr)); gap:16px; }
.course-card {
  background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:22px; display:flex; flex-direction:column;
}
.course-card h4 { font-size:1rem; font-weight:700; color:#fff; margin-bottom:8px; }
.course-meta { font-size:.8rem; color:var(--text2); margin-bottom:12px; }
.progress-bar { background:var(--surface2); border-radius:6px; height:8px; overflow:hidden; margin-bottom:6px; }
.progress-fill { height:100%; border-radius:6px; }
.progress-fill.green { background:var(--green); }
.progress-fill.blue { background:var(--accent); }
.progress-fill.purple { background:var(--purple); }
.progress-text { font-size:.75rem; color:var(--text3); margin-bottom:14px; }
.course-actions { display:flex; gap:8px; margin-top:auto; }
.btn {
  padding:8px 18px; border-radius:8px; font-size:.82rem; font-weight:600; border:none; cursor:pointer; text-decoration:none; display:inline-block; text-align:center;
}
.btn-primary { background:var(--accent); color:#fff; }
.btn-outline { background:transparent; border:1px solid var(--border); color:var(--text2); }
.btn-primary:hover { filter:brightness(1.1); }
.btn-outline:hover { border-color:var(--text3); color:var(--text); }

/* FORM MODULES */
.form-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:16px; }
.form-card {
  background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:22px;
}
.form-card h4 { font-size:.95rem; font-weight:700; color:#fff; margin-bottom:6px; display:flex; align-items:center; gap:8px; }
.form-card p { font-size:.82rem; color:var(--text2); line-height:1.5; margin-bottom:14px; }
.form-card .btn { width:100%; }

.feature-list { list-style:none; }
.feature-list li { padding:8px 0; border-bottom:1px solid rgba(51,65,85,.4); font-size:.85rem; color:var(--text2); display:flex; align-items:center; gap:8px; }
.feature-list li:last-child { border-bottom:none; }
.feature-list li svg { color:var(--accent); flex-shrink:0; width:16px; height:16px; }

/* MODULE PLACEHOLDER */
.module-hero {
  background:var(--surface); border:1px solid var(--border); border-radius:16px; padding:40px; text-align:center; margin-bottom:24px;
}
.module-hero-icon { font-size:3rem; margin-bottom:12px; }
.module-hero h2 { font-size:1.3rem; font-weight:800; color:#fff; margin-bottom:8px; }
.module-hero p { font-size:.9rem; color:var(--text2); max-width:500px; margin:0 auto; }

.tables-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }

/* CONFIG PAGE */
.config-layout { display:flex; gap:20px; }
.config-sidebar {
  width:280px; flex-shrink:0; background:var(--surface); border:1px solid var(--border);
  border-radius:12px; padding:8px; display:flex; flex-direction:column; gap:2px; align-self:flex-start;
}
.config-menu-item {
  display:flex; align-items:center; gap:10px; padding:11px 14px; border-radius:8px;
  color:var(--text2); text-decoration:none; font-size:.88rem; font-weight:500; transition:all .15s;
}
.config-menu-item svg { width:18px; height:18px; flex-shrink:0; }
.config-menu-item:hover { background:rgba(59,130,246,.06); color:var(--accent); }
.config-menu-item.active { background:rgba(59,130,246,.1); color:var(--accent); font-weight:600; }
.config-content {
  flex:1; background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:28px;
}
.config-tab { display:none; }
.config-tab.active { display:block; }
.config-tab h3 { font-size:1.1rem; font-weight:700; color:var(--text); margin-bottom:20px; }
.config-form-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.config-field label {
  display:block; font-size:.82rem; font-weight:600; color:var(--text2); margin-bottom:6px;
}
.config-field input {
  width:100%; padding:11px 14px; background:var(--bg); border:1px solid var(--border);
  border-radius:8px; color:var(--text); font-size:.88rem; font-family:inherit;
}
.config-field input:focus { outline:none; border-color:var(--accent); }
.config-template-list { display:flex; flex-direction:column; gap:2px; }
.config-template-item {
  display:flex; align-items:center; justify-content:space-between; padding:14px 16px;
  border-radius:8px; transition:background .15s;
}
.config-template-item:hover { background:rgba(59,130,246,.04); }
.config-template-item div { display:flex; flex-direction:column; }
.config-template-item strong { font-size:.88rem; color:var(--text); font-weight:600; }
.config-template-item span { font-size:.78rem; color:var(--text3); margin-top:2px; }

body.light .config-tab h3 { color:var(--text); }

/* LIGHT MODE OVERRIDES */
body.light .sidebar { box-shadow:2px 0 8px rgba(0,0,0,.05); }
body.light .topbar { box-shadow:0 1px 4px rgba(0,0,0,.05); }
body.light .sidebar-logo-text { color:var(--text); }
body.light .menu-group.open > .menu-group-header { color:var(--text); }
body.light .menu-group-items li a.active { color:var(--text); }
body.light .menu-group-header:hover { background:rgba(0,0,0,.04); }
body.light .menu-group-items li a:hover { background:rgba(0,0,0,.04); }
body.light .menu-direct.active { color:var(--text); }
body.light .menu-direct:hover { background:rgba(0,0,0,.04); }
body.light .page-header h1 { color:var(--text); }
body.light .chart-card h3,
body.light .table-card h3,
body.light .kpi-value,
body.light .form-card h4,
body.light .course-card h4,
body.light .aula-metric-num,
body.light .module-hero h2,
body.light .sidebar-user-info,
body.light .topbar-user-name { color:var(--text); }
body.light .topbar-avatar { background:linear-gradient(135deg,#3b82f6,#60a5fa); }
body.light .table-card { box-shadow:0 1px 3px rgba(0,0,0,.06); }
body.light .kpi-card { box-shadow:0 1px 3px rgba(0,0,0,.06); }
body.light td { border-bottom-color:#e2e8f0; }
body.light .feed-item { border-bottom-color:#e2e8f0; }
body.light .topbar-company-dropdown { box-shadow:0 8px 24px rgba(0,0,0,.12); }
body.light .badge-green { background:rgba(34,197,94,.1); color:#16a34a; }
body.light .badge-yellow { background:rgba(245,158,11,.1); color:#d97706; }
body.light .badge-blue { background:rgba(59,130,246,.1); color:#2563eb; }
body.light .badge-red { background:rgba(239,68,68,.1); color:#dc2626; }
body.light .badge-purple { background:rgba(167,139,250,.1); color:#7c3aed; }
body.light ::-webkit-scrollbar-thumb { background:rgba(0,0,0,.15); }
body.light ::-webkit-scrollbar-thumb:hover { background:rgba(0,0,0,.25); }

@media(max-width:900px) {
  .sidebar { display:none; }
  .main { margin-left:0; padding:16px; }
  .charts-row, .tables-row { grid-template-columns:1fr; }
  .aula-metrics { grid-template-columns:repeat(2,1fr); }
  .kpi-grid { grid-template-columns:repeat(2,1fr) !important; }
}