:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --panel-soft: #f9fbfc;
  --ink: #1d2733;
  --muted: #667085;
  --line: #dce3ea;
  --sidebar: #102826;
  --sidebar-active: #1f4f49;
  --teal: #22a88f;
  --blue: #3b82f6;
  --amber: #f59e0b;
  --rose: #e25563;
  --green: #21a67a;
  --violet: #7c65d1;
  --shadow: 0 14px 32px rgba(34, 50, 84, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
  overscroll-behavior: none;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.45;
  overscroll-behavior: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

.app-shell {
  min-height: 100vh;
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 268px;
  height: 100vh;
  height: 100dvh;
  background: var(--sidebar);
  color: #d8ebe7;
  padding: 22px 18px;
  overflow-y: clip;
  overscroll-behavior: contain;
}

@media (max-height: 640px) {
  .sidebar {
    overflow-y: auto;
    background: var(--sidebar);
    scrollbar-width: none;
    -ms-overflow-style: none;
    overscroll-behavior: contain;
  }

  .sidebar::-webkit-scrollbar {
    width: 0;
    height: 0;
  }
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  margin-bottom: 28px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: #2fc7a8;
  color: #08201e;
  font-weight: 800;
}

.brand-title {
  display: block;
  color: #ffffff;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.15;
}

.brand-subtitle {
  display: block;
  color: #9fc5bd;
  font-size: 12px;
  margin-top: 3px;
}

.nav-section {
  color: #82a9a2;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 24px 12px 10px;
  text-transform: uppercase;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 42px;
  padding: 10px 12px;
  border-radius: 8px;
  color: #d8ebe7;
  font-weight: 700;
}

.nav-link:hover,
.nav-link.active {
  background: var(--sidebar-active);
  color: #ffffff;
}

.nav-icon {
  display: grid;
  place-items: center;
  flex: 0 0 26px;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: #9cf0db;
  font-size: 12px;
  font-weight: 800;
}

.currency-toggle {
  display: flex;
  gap: 4px;
  margin: 20px 8px 0;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.currency-toggle-label {
  display: block;
  color: #82a9a2;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 16px 20px 6px;
  text-transform: uppercase;
}

.currency-btn {
  flex: 1;
  min-height: 30px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #adcfc8;
  cursor: pointer;
  font-size: 13px;
  font-weight: 800;
}

.currency-btn.active {
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff;
}

.sidebar-note {
  margin: 20px 8px 0;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.sidebar-note strong {
  display: block;
  color: #ffffff;
  margin-bottom: 6px;
}

.sidebar-note span {
  color: #adcfc8;
  font-size: 13px;
}

.mt-18 { margin-top: 18px; }
.mb-18 { margin-bottom: 18px; }

.main {
  margin-left: 268px;
  min-height: 100vh;
  padding: 26px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 22px;
}

.eyebrow {
  color: #0d7a63;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0 0 5px;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 30px;
  line-height: 1.18;
}

.page-lede {
  max-width: 780px;
  margin: 8px 0 0;
  color: var(--muted);
}

.source-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--muted);
  box-shadow: var(--shadow);
  white-space: nowrap;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
}

.grid {
  display: grid;
  gap: 18px;
}

.kpi-grid {
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  margin-bottom: 18px;
}

.two-col {
  grid-template-columns: minmax(0, 1.6fr) minmax(320px, 0.8fr);
}

.three-col {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.panel,
.kpi-card,
.insight-card,
.table-panel,
.upload-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.panel,
.table-panel,
.upload-panel {
  padding: 20px;
}

.focus-panel {
  margin-bottom: 18px;
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.focus-card {
  min-height: 142px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
}

.focus-card span {
  color: #0d7a63;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.focus-card strong {
  display: block;
  margin-top: 9px;
  font-size: 16px;
  line-height: 1.3;
}

.focus-card p {
  margin: 8px 0 0;
  color: var(--muted);
}

.definition-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.definition-strip div {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.definition-strip strong {
  display: block;
  margin-bottom: 5px;
}

.definition-strip span {
  color: var(--muted);
  font-size: 13px;
}

.kpi-card {
  position: relative;
  min-height: 132px;
  padding: 18px;
  overflow: hidden;
}

.kpi-card::after {
  content: "";
  position: absolute;
  right: -24px;
  top: -24px;
  width: 86px;
  height: 86px;
  border-radius: 50%;
  opacity: 0.14;
  background: var(--teal);
}

.kpi-card:nth-child(2)::after {
  background: var(--amber);
}

.kpi-card:nth-child(3)::after {
  background: var(--blue);
}

.kpi-card:nth-child(4)::after {
  background: var(--violet);
}

.kpi-card:nth-child(5)::after {
  background: var(--rose);
}

.kpi-label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.kpi-value {
  margin-top: 14px;
  font-size: clamp(17px, 1.6vw, 23px);
  font-weight: 850;
  white-space: nowrap;
}

.kpi-note {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.panel-title {
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
}

.panel-copy {
  margin: 5px 0 0;
  color: var(--muted);
}

.metric-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.metric-row:last-child {
  border-bottom: 0;
}

.metric-row strong {
  font-size: 15px;
}

.metric-row span {
  color: var(--muted);
  font-size: 13px;
}

.metric-row b {
  color: var(--ink);
}

.insight-card {
  padding: 18px;
  min-height: 210px;
}

.insight-label,
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 5px 9px;
  border-radius: 8px;
  color: #0d332c;
  background: #dff8f0;
  font-size: 12px;
  font-weight: 800;
}

.insight-card h3 {
  margin: 14px 0 8px;
  font-size: 18px;
}

.insight-card p {
  color: var(--muted);
  margin: 0 0 14px;
}

.action-line {
  margin-top: auto;
  color: var(--ink);
  font-weight: 800;
}

.chart-wrap {
  min-height: 0;
}

@keyframes shimmer {
  0%   { background-position: -400% 0; }
  100% { background-position:  400% 0; }
}

.skeleton {
  background: linear-gradient(90deg, #e8edf2 25%, #f3f6f9 50%, #e8edf2 75%);
  background-size: 400% 100%;
  animation: shimmer 2.2s ease-in-out infinite;
  border-radius: 6px;
  color: transparent !important;
  user-select: none;
  pointer-events: none;
}

.skeleton-text {
  display: block;
  min-width: 60px;
  height: 1em;
  width: 55%;
}

.skeleton-bars {
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.skeleton-bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.skeleton-bar-label {
  flex: none;
  width: 90px;
  height: 14px;
  border-radius: 4px;
}

.skeleton-bar {
  height: 28px;
  border-radius: 4px;
}

.chart-svg {
  width: 100%;
  min-height: 320px;
  overflow: visible;
}

.axis-label,
.chart-label {
  fill: #667085;
  font-size: 12px;
}

.chart-grid {
  stroke: #e9eef4;
  stroke-width: 1;
}

.chart-line {
  fill: none;
  stroke: var(--teal);
  stroke-width: 3;
}

.chart-line.forecast {
  stroke: var(--rose);
  stroke-dasharray: 6 6;
}

.chart-tip {
  position: fixed;
  background: var(--ink);
  color: #fff;
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
  pointer-events: none;
  z-index: 200;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
}

.chart-area {
  fill: rgba(34, 168, 143, 0.12);
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
  margin-top: 8px;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.legend-swatch {
  width: 16px;
  height: 4px;
  border-radius: 4px;
  background: var(--teal);
}

.legend-swatch.forecast {
  background: var(--rose);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.segmented {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
}

.segment-button,
.primary-button,
.quiet-button {
  min-height: 36px;
  border: 0;
  border-radius: 7px;
  cursor: pointer;
  font-weight: 800;
}

.segment-button {
  padding: 7px 12px;
  background: transparent;
  color: var(--muted);
}

.segment-button.active {
  background: var(--panel);
  color: var(--ink);
  box-shadow: 0 5px 16px rgba(34, 50, 84, 0.08);
}

.primary-button {
  padding: 9px 14px;
  background: var(--teal);
  color: #06221e;
}

.quiet-button {
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
}

.search-input {
  min-height: 38px;
  width: min(280px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 11px;
  color: var(--ink);
  background: var(--panel);
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

#monthly-table table {
  min-width: 340px;
}

.watch-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.watch-row:last-child {
  border-bottom: 0;
}

.watch-row strong {
  display: block;
  font-size: 15px;
}

.watch-row span:not(.status) {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 13px;
}

th,
td {
  padding: 13px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: #405064;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

td {
  color: var(--ink);
}

.numeric {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.muted {
  color: var(--muted);
}

.status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 5px 9px;
  border-radius: 8px;
  font-weight: 850;
  white-space: nowrap;
}

.status.healthy {
  background: #e6f8ef;
  color: #0f6d4d;
}

.status.growth {
  background: #e7f0ff;
  color: #245eac;
}

.status.attention {
  background: #fff1d8;
  color: #945909;
}

.status.error {
  background: #ffe2e6;
  color: #a43c47;
}

.status.ok {
  background: #e1f7ef;
  color: #0f6d4d;
}

.product-name {
  font-weight: 850;
}

.product-code {
  display: block;
  color: var(--muted);
  margin-top: 3px;
  font-size: 13px;
}

.summary-band {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

.summary-item {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.summary-item span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.summary-item strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
}

.upload-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.file-drop {
  display: block;
  min-height: 136px;
  padding: 18px;
  border: 1px dashed #aab7c4;
  border-radius: 8px;
  background: var(--panel-soft);
}

.file-drop strong {
  display: block;
  margin-bottom: 8px;
}

.file-drop span {
  display: block;
  color: var(--muted);
  margin-bottom: 12px;
}

.file-drop input {
  width: 100%;
}

.upload-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.match-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.match-stat {
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
}

.match-stat span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.match-stat strong {
  display: block;
  margin-top: 8px;
  font-size: 20px;
}

.notice {
  padding: 14px 16px;
  border: 1px solid #bce6da;
  border-radius: 8px;
  background: #edfdf7;
  color: #0f5f4f;
}

.forecast-confidence {
  margin-bottom: 18px;
}

.price-note {
  margin-bottom: 12px;
}

.scenario-panel {
  margin-bottom: 18px;
}

.scenario-value {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 70px;
  min-height: 38px;
  padding: 8px 12px;
  border-radius: 8px;
  background: #e7f0ff;
  color: #245eac;
  font-size: 18px;
}

.slider-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  color: var(--muted);
  font-weight: 850;
}

.slider-row input[type="range"] {
  width: 100%;
  accent-color: var(--teal);
}

.chat-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.65fr);
  gap: 18px;
}

.chat-panel {
  min-height: 620px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.chat-messages {
  display: flex;
  flex-direction: column;
  gap: 14px;
  height: 430px;
  margin-bottom: 16px;
  padding: 14px;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
}

.chat-message {
  max-width: 86%;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.chat-message.user {
  align-self: flex-end;
  background: #e7f0ff;
}

.chat-message.rate-limit-notice {
  align-self: center;
  background: #fff8e6;
  border-color: #f0c040;
  max-width: 72%;
  text-align: center;
}

.rate-limit-text {
  margin: 0;
  color: #7a5800;
  font-size: 14px;
}

.chat-role {
  color: #0d7a63;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.chat-message p {
  margin: 7px 0 0;
}

@keyframes bounce-dot {
  0%, 60%, 100% { transform: translateY(0); }
  30%           { transform: translateY(-3px); }
}

.loading-dot {
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--ink);
  margin-left: 2px;
  vertical-align: baseline;
  animation: bounce-dot 1.2s ease-in-out infinite;
}

.loading-dot:nth-child(2) { animation-delay: 0.2s; }
.loading-dot:nth-child(3) { animation-delay: 0.4s; }

.chat-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.chat-form input {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
}

.suggestion-list {
  display: grid;
  gap: 10px;
  margin: 16px 0;
}

.suggestion-button {
  width: 100%;
  text-align: left;
}

.chat-note {
  margin-top: 16px;
}

.external-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  font-size: 13px;
  color: var(--muted);
}

.toggle-switch-label {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.toggle-track {
  display: inline-block;
  width: 36px;
  height: 20px;
  border-radius: 10px;
  background: var(--line);
  position: relative;
  transition: background 0.2s;
}

.toggle-thumb {
  display: block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  position: absolute;
  top: 3px;
  left: 3px;
  transition: left 0.2s;
}

.toggle-switch-label input {
  display: none;
}

.toggle-switch-label input:checked + .toggle-track {
  background: var(--teal);
}

.toggle-switch-label input:checked + .toggle-track .toggle-thumb {
  left: 19px;
}

.warning-note {
  margin-top: 10px;
  border-color: #f5c842;
  background: #fefce8;
  color: #7a6000;
  font-size: 12px;
}

.chat-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.chat-card {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
}

.chat-card span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.chat-card strong {
  display: block;
  margin-top: 6px;
}

.chat-card p {
  color: var(--muted);
  font-size: 13px;
}

.chat-products {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.chat-product {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.chat-product strong,
.chat-product span:not(.status):not(.badge) {
  display: block;
}

.chat-product span:not(.status):not(.badge) {
  color: var(--muted);
  font-size: 13px;
}

.empty-state {
  padding: 24px;
  color: var(--muted);
  text-align: center;
}

.hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}

.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 99;
}

.sidebar-backdrop.open {
  display: block;
}

@media (max-width: 1180px) {
  .kpi-grid {
    grid-template-columns: repeat(3, minmax(160px, 1fr));
  }

  .two-col,
  .three-col,
  .focus-grid,
  .definition-strip,
  .chat-layout,
  .summary-band,
  .upload-grid,
  .match-strip {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 840px) {
  .hamburger {
    display: flex;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    z-index: 100;
    width: 268px;
    overflow-y: auto;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main {
    margin-left: 0;
    padding: 14px;
  }

  .topbar {
    flex-wrap: wrap;
    gap: 10px;
  }

  .source-pill {
    white-space: normal;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .chat-form,
  .chat-card-grid {
    grid-template-columns: 1fr;
  }

  .chat-message {
    max-width: 100%;
  }

  h1 {
    font-size: 22px;
  }
}

@media (max-width: 480px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }

  .main {
    padding: 12px;
  }

  h1 {
    font-size: 20px;
  }
}