/* ── RESET & BASE ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #111111;
  --bg2:       #1A1A1A;
  --bg3:       #222222;
  --border:    #2E2E2E;
  --border2:   #3A3A3A;
  --text:      #E8E4DF;
  --text2:     #9A9590;
  --text3:     #5A5550;
  --accent:    #FF6B2B;
  --accent2:   #FFB088;
  --accent3:   #FF3D00;
  --green:     #4ADE80;
  --red:       #FF4444;
  --orange:    #FFAA00;
  --purple:    #A78BFA;
  --gold:      #F59E0B;
  --silver:    #94A3B8;
  --sidebar-w: 220px;
  --topbar-h:  60px;
  --radius:    8px;
  --radius-lg: 14px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Outfit', sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── SIDEBAR ──────────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 20px;
  border-bottom: 1px solid var(--border);
}

.logo-icon {
  font-size: 1.4rem;
  color: var(--accent);
  line-height: 1;
}

.logo-text {
  font-family: 'Syne', sans-serif;
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text);
}

.logo-text .accent { color: var(--accent); }

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--text2);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: all 0.2s ease;
  cursor: pointer;
}

.nav-item svg {
  width: 16px; height: 16px;
  flex-shrink: 0;
  stroke: currentColor;
}

.nav-item:hover {
  background: var(--bg3);
  color: var(--text);
}

.nav-item.active {
  background: rgba(255, 107, 43, 0.12);
  color: var(--accent);
  border-left: 2px solid var(--accent);
  padding-left: 10px;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
}

.data-badge {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text3);
  background: var(--bg3);
  padding: 5px 10px;
  border-radius: 4px;
  border: 1px solid var(--border);
  text-align: center;
}

/* ── MAIN CONTENT ─────────────────────────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ── TOPBAR ───────────────────────────────────────────────────────────────── */
.topbar {
  height: var(--topbar-h);
  background: var(--bg2);
  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;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text2);
  cursor: pointer;
  padding: 4px;
}

.menu-toggle svg { width: 20px; height: 20px; }

.page-title {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.filter-group {
  display: flex;
  gap: 8px;
}

.filter-select {
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text2);
  font-family: 'Outfit', sans-serif;
  font-size: 0.78rem;
  padding: 6px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s;
}

.filter-select:hover, .filter-select:focus {
  border-color: var(--accent);
  color: var(--text);
}

.live-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--green);
  background: rgba(74, 222, 128, 0.08);
  border: 1px solid rgba(74, 222, 128, 0.2);
  padding: 4px 10px;
  border-radius: 20px;
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* ── SECTIONS ─────────────────────────────────────────────────────────────── */
.section {
  display: none;
  padding: 24px;
  flex-direction: column;
  gap: 20px;
  animation: fadeIn 0.3s ease;
}

.section.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── KPI GRID ─────────────────────────────────────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.kpi-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1200px) {
  .kpi-grid { grid-template-columns: repeat(4, 1fr); }
}

.kpi-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--border2);
  transition: background 0.2s;
}

.kpi-card:hover {
  border-color: var(--border2);
  transform: translateY(-1px);
}

.kpi-card:hover::before {
  background: var(--accent);
}

.kpi-primary {
  border-color: rgba(255, 107, 43, 0.3);
  background: linear-gradient(135deg, rgba(255, 107, 43, 0.06) 0%, var(--bg2) 60%);
}

.kpi-primary::before {
  background: var(--accent) !important;
}

.kpi-alert {
  border-color: rgba(255, 68, 68, 0.3);
  background: linear-gradient(135deg, rgba(255, 68, 68, 0.06) 0%, var(--bg2) 60%);
}

.kpi-alert::before {
  background: var(--red) !important;
}

.kpi-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 8px;
}

.kpi-value {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.kpi-sub {
  font-size: 0.75rem;
  color: var(--text3);
  font-weight: 400;
}

.trend-up { color: var(--green) !important; }
.trend-down { color: var(--red) !important; }

.kpi-bar {
  margin-top: 10px;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.kpi-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 2px;
  transition: width 1.5s ease;
}

/* ── CHARTS ROW ───────────────────────────────────────────────────────────── */
.charts-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.chart-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color 0.2s;
}

.chart-card:hover {
  border-color: var(--border2);
}

.chart-wide {
  grid-column: span 2;
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.chart-title {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text2);
}

.chart-legend {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.72rem;
  color: var(--text3);
}

.legend-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 4px;
}

/* ── INSIGHT STRIP ────────────────────────────────────────────────────────── */
.insight-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.insight-item {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-size: 0.82rem;
  color: var(--text2);
  line-height: 1.5;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.insight-icon {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.insight-item strong {
  color: var(--text);
  font-weight: 600;
}

/* ── TABLE ────────────────────────────────────────────────────────────────── */
.table-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.table-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.83rem;
}

.data-table thead tr {
  background: var(--bg3);
}

.data-table th {
  padding: 10px 16px;
  text-align: left;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 11px 16px;
  color: var(--text2);
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr:hover td {
  background: rgba(255, 107, 43, 0.04);
  color: var(--text);
}

/* ── BADGES ───────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge-green  { background: rgba(74, 222, 128, 0.12); color: var(--green); border: 1px solid rgba(74, 222, 128, 0.2); }
.badge-orange { background: rgba(255, 170, 0, 0.12);  color: var(--orange); border: 1px solid rgba(255, 170, 0, 0.2); }
.badge-red    { background: rgba(255, 68, 68, 0.12);  color: var(--red); border: 1px solid rgba(255, 68, 68, 0.2); }
.badge-purple { background: rgba(167, 139, 250, 0.12); color: var(--purple); border: 1px solid rgba(167, 139, 250, 0.2); }
.badge-gold   { background: rgba(245, 158, 11, 0.12); color: var(--gold); border: 1px solid rgba(245, 158, 11, 0.2); }
.badge-silver { background: rgba(148, 163, 184, 0.12); color: var(--silver); border: 1px solid rgba(148, 163, 184, 0.2); }

/* ── SCROLLBAR ────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* ── RESPONSIVE ───────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .kpi-grid { grid-template-columns: repeat(4, 1fr); }
  .charts-row { grid-template-columns: 1fr 1fr; }
  .chart-wide { grid-column: span 2; }
  .insight-strip { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  :root { --sidebar-w: 0px; }
  .sidebar { transform: translateX(-220px); width: 220px; }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .menu-toggle { display: block; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .kpi-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .charts-row { grid-template-columns: 1fr; }
  .chart-wide { grid-column: span 1; }
  .filter-group { display: none; }
}

@media (max-width: 600px) {
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 16px; gap: 14px; }
}