/* ===================================================
   TradeStorm — Editorial Tech Design System
   Playfair Display · Space Grotesk · Space Mono
   =================================================== */

:root {
  --bg: #f7f6f2;
  --fg: #1a1a1a;
  --primary: #3d7068;
  --primary-hover: #2f5a53;
  --border: #e5e4de;
  --muted: #505050;
  --card-bg: #ffffff;
  --card-hover: #fafaf8;
  --success: #3d7068;
  --warning: #b08d3a;
  --danger: #a04040;
  --info: #3b82f6;

  --font-serif: 'Playfair Display', 'Georgia', serif;
  --font-sans: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-mono: 'Space Mono', 'Courier New', monospace;

  --ease-editorial: cubic-bezier(0.16, 1, 0.3, 1);
  --duration: 700ms;
  --radius: 2px;
}

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

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  min-height: 100vh;
}

#root { min-height: 100vh; display: flex; flex-direction: column; }

/* ===== FIXED BACKGROUND GRID ===== */
.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.bg-grid::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--border) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, rgba(0,0,0,0.40) 0%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, rgba(0,0,0,0.40) 0%, transparent 100%);
}

.bg-grid::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  left: 25%; right: 25%;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  background: linear-gradient(to right, transparent calc(50% - 0.5px), var(--border) calc(50% - 0.5px), var(--border) calc(50% + 0.5px), transparent calc(50% + 0.5px));
  opacity: 0.5;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ===== LOADING ===== */
.loading-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.loading-logo {
  width: 140px;
  object-fit: contain;
  border-radius: var(--radius);
  mix-blend-mode: multiply;
  filter: contrast(1.05);
  animation: editorialPulse 2.5s var(--ease-editorial) infinite;
}

@keyframes editorialPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.02); }
}

.loading-spinner {
  width: 40px; height: 2px;
  background: var(--border);
  position: relative;
  overflow: hidden;
  border-radius: 0;
}

.loading-spinner::after {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 60%; height: 100%;
  background: var(--primary);
  animation: scanSlide 1.5s cubic-bezier(0.8, 0, 0.2, 1) infinite;
}

@keyframes scanSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(250%); }
}

.loading-text {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--muted);
}

/* ===== TOP BAR ===== */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  background: rgba(247, 246, 242, 0.8);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: all var(--duration) var(--ease-editorial);
}

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

.brand-icon {
  width: 42px;
  height: 42px;
  border: none;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.brand-icon img {
  mix-blend-mode: multiply;
  filter: contrast(1.05);
}

.brand h1 {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 300;
  letter-spacing: -0.01em;
}

.brand h1 span { color: var(--fg); }

.brand-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--muted);
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.scenario-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--primary);
  transition: all var(--duration) var(--ease-editorial);
}

.scenario-pill:hover { border-color: var(--primary); }

.month-badge {
  padding: 5px 14px;
  background: var(--fg);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--bg);
}

/* ===== MAIN LAYOUT ===== */
.main-content {
  display: grid;
  grid-template-columns: 280px 1px 1fr;
  flex: 1;
  min-height: 0;
  height: calc(100vh - 68px);
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.layout-divider {
  background: var(--border);
  width: 1px;
}

/* ===== SIDEBAR ===== */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 0;
  height: 100%;
  overflow-y: auto;
  padding: 0;
}

/* ===== PANELS ===== */
.panel {
  background: transparent;
  border-bottom: 1px solid var(--border);
  padding: 20px 24px;
  transition: background var(--duration) var(--ease-editorial);
}

.panel:hover {
  background: rgba(255,255,255,0.5);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.panel-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--muted);
}

.panel-title svg { width: 14px; height: 14px; color: var(--primary); }

/* ===== FORMS ===== */
.form-group { margin-bottom: 14px; }

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin-bottom: 6px;
}

.form-select, .form-input {
  width: 100%;
  padding: 10px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 1rem;
  outline: none;
  border-radius: 0;
  transition: border-color var(--duration) var(--ease-editorial);
  appearance: none;
}

.form-select:focus, .form-input:focus {
  border-bottom-color: var(--primary);
}

.form-select option { background: var(--bg); color: var(--fg); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--duration) var(--ease-editorial);
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.20);
  transform: translateY(100%);
  transition: transform var(--duration) var(--ease-editorial);
}

.btn:hover::after { transform: translateY(0); }
.btn:hover { letter-spacing: 0.4em; }
.btn:active { transform: scale(0.98); }

.btn svg { width: 14px; height: 14px; }

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}

.btn-success {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.btn-warning {
  background: transparent;
  color: var(--warning);
  border-color: var(--warning);
}

.btn-warning:hover { background: var(--warning); color: #fff; }

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger);
}

.btn-outline {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}

.btn-outline:hover {
  border-color: var(--fg);
}

.btn-sm { padding: 8px 14px; font-size: 11px; }
.btn-block { width: 100%; }

/* ===== KPI CARDS ===== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--border);
}

.kpi-card {
  padding: 24px;
  border-right: 1px solid var(--border);
  transition: background var(--duration) var(--ease-editorial);
}

.kpi-card:last-child { border-right: none; }

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

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.kpi-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--muted);
}

.kpi-icon {
  width: 48px; height: 48px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.kpi-icon svg { width: 14px; height: 14px; }

.kpi-value {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--fg);
}

.kpi-change {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.1em;
  margin-top: 6px;
}

.kpi-change.positive { color: var(--primary); }
.kpi-change.negative { color: var(--danger); }

/* ===== EVENTS ===== */
.event-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-height: 180px;
  overflow-y: auto;
}

.event-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  line-height: 1.5;
  animation: editorialSlide 700ms var(--ease-editorial);
}

.event-item:last-child { border-bottom: none; }

.event-item.warning { color: var(--warning); }
.event-item.danger { color: var(--danger); }
.event-item.success { color: var(--primary); }
.event-item.info { color: var(--fg); }

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

/* ===== CHARTS ===== */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

.chart-container { height: 200px; }

/* ===== SHIPMENTS ===== */
.shipment-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-height: 200px;
  overflow-y: auto;
}

.shipment-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
  transition: background var(--duration) var(--ease-editorial);
}

.shipment-item:last-child { border-bottom: none; }

.shipment-badge {
  padding: 3px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.shipment-badge.transit { color: var(--info); border-color: var(--info); }
.shipment-badge.arriving { color: var(--primary); border-color: var(--primary); }
.shipment-badge.delivered { color: var(--muted); }

/* ===== DECISION PREVIEW ===== */
.preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.preview-item {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

.preview-item:nth-child(2n) { border-right: none; }
.preview-item:nth-last-child(-n+2) { border-bottom: none; }

.preview-item .label {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.preview-item .value {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-top: 2px;
}

.preview-item .value.affordable { color: var(--primary); }
.preview-item .value.expensive { color: var(--danger); }

/* ===== ORACLE BANNER ===== */
.oracle-banner {
  border-bottom: 1px solid var(--border);
  padding: 20px 28px;
  animation: editorialSlide 1s var(--ease-editorial);
}

.oracle-banner .oracle-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--primary);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.oracle-banner .oracle-text {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 300;
  font-style: italic;
  color: var(--fg);
  line-height: 1.6;
}

/* ===== MAP ===== */
.map-container {
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  height: 600px;
  min-height: 500px;
}

/* ===== INVENTORY BARS ===== */
.inventory-bar-track {
  height: 2px;
  background: var(--border);
  margin-top: 6px;
  position: relative;
  overflow: hidden;
}

.inventory-bar-fill {
  height: 100%;
  transition: width 800ms var(--ease-editorial);
}

/* ===== SCAN LINE ===== */
.scan-line {
  width: 100%;
  height: 2px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}

.scan-line::after {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 40%;
  height: 100%;
  background: var(--info);
  animation: scanSlide 2s cubic-bezier(0.8, 0, 0.2, 1) infinite;
}

/* ===== UTILITY ===== */
.text-mono { font-family: var(--font-mono); }
.text-serif { font-family: var(--font-serif); }
.text-muted { color: var(--muted); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: 8px; }
.gap-md { gap: 14px; }
.gap-lg { gap: 20px; }

/* ===== LEAFLET OVERRIDES ===== */
.leaflet-container {
  font-family: var(--font-sans);
  background: #eae9e4 !important;
}

.leaflet-control-zoom {
  border: none !important;
  box-shadow: none !important;
}

.leaflet-control-zoom a {
  background: var(--bg) !important;
  color: var(--fg) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  width: 28px !important;
  height: 28px !important;
  line-height: 28px !important;
  font-size: 14px !important;
}

.leaflet-control-zoom a:hover {
  background: var(--card-bg) !important;
  border-color: var(--primary) !important;
}

.leaflet-popup-content-wrapper {
  background: var(--bg) !important;
  color: var(--fg) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  box-shadow: none !important;
  font-family: var(--font-sans) !important;
}

.leaflet-popup-tip {
  background: var(--bg) !important;
  box-shadow: none !important;
}

.leaflet-popup-close-button { color: var(--muted) !important; }

.map-marker-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: var(--radius);
  white-space: nowrap;
  border: 1px solid;
}

.map-marker-label.factory {
  background: rgba(247, 246, 242, 0.95);
  color: var(--warning);
  border-color: var(--warning);
}

.map-marker-label.port {
  background: rgba(247, 246, 242, 0.95);
  color: var(--info);
  border-color: var(--info);
}

.map-marker-label.warehouse {
  background: rgba(247, 246, 242, 0.95);
  color: var(--primary);
  border-color: var(--primary);
}

.leaflet-control-attribution {
  background: rgba(247, 246, 242, 0.7) !important;
  color: var(--muted) !important;
  font-size: 9px !important;
  font-family: var(--font-mono) !important;
}

.leaflet-control-attribution a { color: var(--primary) !important; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .main-content {
    grid-template-columns: 1fr;
    height: auto;
    overflow: visible;
  }
  .layout-divider { display: none; }
  .sidebar { height: auto; overflow: visible; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .top-bar { padding: 10px 16px; flex-wrap: wrap; gap: 8px; }
  .kpi-grid { grid-template-columns: 1fr; }
  .charts-grid { grid-template-columns: 1fr; }
}