/* ═══════════════════════════════════════════════════════════════════════════
   Sustainable Waste Management Dashboard
   Palette: #1b4332 (deep green) · #40916c · #95d5b2 · #d62828 · #f0f7f4
═══════════════════════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Segoe UI", "Inter", Arial, sans-serif;
  background: #f0f7f4;
  color: #212529;
  font-size: 14px;
  line-height: 1.5;
}

/* ── Main Container ────────────────────────────────────────────────────────── */
.main-container {
  max-width: 1440px;
  margin: 0 auto;
  padding-bottom: 40px;
}

/* ── Header ────────────────────────────────────────────────────────────────── */
.header {
  background: linear-gradient(135deg, #081c15 0%, #1b4332 35%, #2d6a4f 68%, #40916c 100%);
  color: #fff;
  padding: 28px 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
  position: relative;
  overflow: hidden;
  border-bottom: 3px solid #52b788;
  box-shadow: 0 6px 32px rgba(0, 0, 0, 0.40);
}

/* University / institution line */
.header-institution {
  font-size: 0.80rem;
  color: #74c69d;
  margin-top: 7px;
  letter-spacing: 0.5px;
  font-weight: 500;
}

/* Soft glowing orb — top-left */
.header::before {
  content: "";
  position: absolute;
  top: -70px; left: -70px;
  width: 260px; height: 260px;
  background: radial-gradient(circle, rgba(149,213,178,0.20) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* Soft glowing orb — bottom-right */
.header::after {
  content: "";
  position: absolute;
  bottom: -50px; right: 60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(82,183,136,0.18) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* Left side wrapper */
.header-left {
  display: flex;
  align-items: center;
  gap: 18px;
  z-index: 1;
}

/* Floating leaf icon */
.header-icon {
  font-size: 3rem;
  filter: drop-shadow(0 0 14px rgba(149,213,178,0.70));
  animation: header-float 3.2s ease-in-out infinite;
  line-height: 1;
}

@keyframes header-float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50%       { transform: translateY(-7px) rotate(6deg); }
}

/* Title with gradient text */
.header-title {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin: 0;
  background: linear-gradient(90deg, #ffffff 0%, #b7e4c7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.25));
}

/* Subtitle with dot separators */
.header-subtitle {
  font-size: 0.87rem;
  color: #95d5b2;
  margin-top: 6px;
  letter-spacing: 0.6px;
  font-weight: 400;
}

/* Right side wrapper */
.header-right {
  z-index: 1;
  flex-shrink: 0;
}

/* Glass-morphism author badge */
.author-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(255, 255, 255, 0.13);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50px;
  padding: 11px 26px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.22), inset 0 1px 0 rgba(255,255,255,0.18);
  transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
}
.author-badge:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.30), inset 0 1px 0 rgba(255,255,255,0.22);
}
.author-name-block {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}
.dev-label {
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.60);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  font-weight: 500;
}
.author-name {
  font-size: 0.97rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.4px;
}

/* ── KPI Row ───────────────────────────────────────────────────────────────── */
.kpi-row {
  display: flex;
  gap: 12px;
  padding: 16px 30px;
  background: #fff;
  border-bottom: 1px solid #d8eee3;
  flex-wrap: wrap;
}
.kpi-card {
  flex: 1;
  min-width: 140px;
  background: #fff;
  border-radius: 10px;
  padding: 14px 16px;
  box-shadow: 0 1px 6px rgba(0,0,0,0.07);
  cursor: default;
  transition: box-shadow 0.2s, transform 0.15s;
}
.kpi-card:hover {
  box-shadow: 0 5px 16px rgba(0,0,0,0.13);
  transform: translateY(-2px);
}
.kpi-icon { font-size: 1.3rem; margin-bottom: 5px; }
.kpi-value {
  font-size: 1.35rem;
  font-weight: 700;
  color: #1b4332;
  line-height: 1.2;
}
.kpi-label {
  font-size: 0.72rem;
  color: #666;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

/* ── Tabs ──────────────────────────────────────────────────────────────────── */
.main-tabs {
  border-bottom: none !important;
}
.main-tabs .tab {
  background: #e8f5ed !important;
  color: #40916c !important;
  border: none !important;
  border-bottom: 3px solid transparent !important;
  padding: 10px 16px !important;
  font-weight: 500 !important;
  font-size: 0.84rem !important;
  border-radius: 0 !important;
  white-space: nowrap !important;
  transition: background 0.15s !important;
}
.main-tabs .tab:hover {
  background: #d8f3dc !important;
  color: #1b4332 !important;
}
.main-tabs .tab--selected {
  background: #fff !important;
  color: #1b4332 !important;
  border-bottom: 3px solid #2d6a4f !important;
  font-weight: 700 !important;
}

/* ── Tab Content ───────────────────────────────────────────────────────────── */
.tab-content {
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: #f0f7f4;
}

/* ── Card ──────────────────────────────────────────────────────────────────── */
.card {
  background: #fff;
  border-radius: 12px;
  padding: 20px 22px;
  box-shadow: 0 1px 8px rgba(0,0,0,0.07);
  border: 1px solid #e5ede8;
}

/* ── Section Titles ────────────────────────────────────────────────────────── */
.section-title {
  font-size: 0.98rem;
  font-weight: 700;
  color: #1b4332;
  margin-bottom: 4px;
  padding-bottom: 8px;
  border-bottom: 2px solid #d8f3dc;
}
.section-desc {
  font-size: 0.8rem;
  color: #667;
  margin-bottom: 12px;
  margin-top: 4px;
  font-style: italic;
}

/* ── Filter Row ────────────────────────────────────────────────────────────── */
.filter-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
  align-items: flex-end;
}
.filter-item {
  flex: 1;
  min-width: 155px;
}
.filter-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: #40916c;
  display: block;
  margin-bottom: 3px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* ── Dropdown overrides ────────────────────────────────────────────────────── */
.Select-control {
  border-color: #b7e4c7 !important;
  border-radius: 6px !important;
  min-height: 34px !important;
}
.Select-control:hover { border-color: #40916c !important; }
.is-focused .Select-control {
  border-color: #2d6a4f !important;
  box-shadow: 0 0 0 3px rgba(64,145,108,0.15) !important;
}
/*
  IMPORTANT: z-index must be very high so the popup menu is never clipped
  by parent containers. Never use overflow:hidden on a parent of a dropdown.
*/
.Select-menu-outer {
  border-color: #b7e4c7 !important;
  border-radius: 0 0 6px 6px !important;
  z-index: 99999 !important;
  position: absolute !important;
}
.Select-option              { padding: 8px 12px !important; cursor: pointer !important; }
.Select-option.is-focused   { background: #d8f3dc !important; }
.Select-option.is-selected  { background: #40916c !important; color: #fff !important; }
.Select-value-label         { color: #1b4332 !important; }
.VirtualizedSelectFocusedOption { background: #d8f3dc !important; }

/* ── Inventory Filter Grid (4 columns, NO overflow:hidden) ─────────────────── */
.inv-filter-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  /* NO overflow:hidden here — that would clip dropdown popups */
}
.inv-filter-col {
  flex: 1;
  min-width: 190px;
}

/* ── Inventory KPI strip ───────────────────────────────────────────────────── */
.inv-kpi-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding: 14px 16px;
  background: #f0f7f4;
  border-radius: 10px;
  border: 1px solid #d8eee3;
}
.inv-kpi {
  flex: 1;
  min-width: 100px;
  text-align: center;
}
.inv-kpi-val {
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.1;
}
.inv-kpi-lbl {
  font-size: 0.7rem;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-top: 3px;
}

/* ── Metrics / Summary Chips ───────────────────────────────────────────────── */
.metrics-box { margin-top: 6px; }
.metric-chips {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 10px 0 4px;
}
.metric-chip {
  background: #f0f7f4;
  border: 1px solid #b7e4c7;
  border-radius: 8px;
  padding: 8px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 115px;
}
.metric-label {
  font-size: 0.7rem;
  color: #40916c;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  font-weight: 700;
}
.metric-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: #1b4332;
}

/* ── Footer ────────────────────────────────────────────────────────────────── */
.footer {
  text-align: center;
  padding: 20px 24px 18px;
  background: linear-gradient(135deg, #f0f7f4 0%, #d8f3dc 100%);
  border-top: 3px solid #52b788;
  margin-top: 10px;
}
.footer-uni {
  font-size: 0.85rem;
  font-weight: 700;
  color: #1b4332;
  letter-spacing: 0.4px;
  margin-bottom: 5px;
}
.footer-copy {
  font-size: 0.73rem;
  color: #52796f;
  letter-spacing: 0.2px;
}

/* ── Plotly modebar ────────────────────────────────────────────────────────── */
.js-plotly-plot .plotly .modebar {
  top: 4px !important;
  right: 6px !important;
}

/* ── Loading indicator color ───────────────────────────────────────────────── */
._dash-loading-callback { color: #40916c !important; }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 960px) {
  .header          { padding: 18px 20px; flex-direction: column; align-items: flex-start; }
  .header-left     { gap: 12px; }
  .header-icon     { font-size: 2.2rem; }
  .header-title    { font-size: 1.2rem; }
  .author-badge    { padding: 8px 18px; }
  .kpi-row         { padding: 12px 14px; }
  .tab-content     { padding: 12px 10px; }
  .card            { padding: 14px 12px; }
  .filter-row      { flex-direction: column; }
  .filter-item     { min-width: 100%; }
  .main-tabs .tab  { padding: 8px 10px !important; font-size: 0.75rem !important; }
}