:root {
  color-scheme: dark;
  --bg: #0b0b0f;
  --surface: #111118;
  --panel: #15151c;
  --panel-2: #1b1b24;
  --line: #2a2a35;
  --line-strong: #3a3a48;
  --text: #ffffff;
  --muted: #a1a1aa;
  --soft: #d4d4d8;
  --accent: #cc00ff;
  --accent-soft: rgba(204, 0, 255, 0.16);
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --cyan: #22d3ee;
  --blue: #60a5fa;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
  background: linear-gradient(180deg, rgba(204, 0, 255, 0.07) 0, rgba(11, 11, 15, 0) 340px), var(--bg);
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  gap: 28px;
  height: 100vh;
  padding: 24px;
  border-right: 1px solid var(--line);
  background: rgba(13, 13, 19, 0.92);
  backdrop-filter: blur(14px);
}

.brand {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  align-items: center;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid rgba(204, 0, 255, 0.58);
  border-radius: var(--radius);
  color: var(--accent);
  background: rgba(204, 0, 255, 0.12);
  font-size: 1.25rem;
  font-weight: 900;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 1rem;
}

.brand small,
.side-label,
.eyebrow {
  color: var(--muted);
  font-size: 0.76rem;
}

.nav-list {
  display: grid;
  gap: 8px;
}

.nav-item {
  display: grid;
  grid-template-columns: 10px 1fr;
  gap: 10px;
  align-items: center;
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: var(--soft);
  text-align: left;
  background: transparent;
}

.nav-item:hover,
.nav-item.active {
  border-color: rgba(204, 0, 255, 0.42);
  color: var(--text);
  background: rgba(204, 0, 255, 0.11);
}

.nav-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line-strong);
}

.nav-item.active .nav-dot {
  background: var(--accent);
  box-shadow: 0 0 18px rgba(204, 0, 255, 0.8);
}

.side-panel {
  margin-top: auto;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.side-panel strong {
  display: block;
  margin-top: 7px;
}

.side-panel p {
  margin: 8px 0 14px;
  color: var(--muted);
  line-height: 1.5;
}

.main {
  min-width: 0;
  padding: 26px;
}

.topbar,
.toolbar,
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar {
  margin-bottom: 22px;
}

.topbar h1,
.toolbar h2,
.panel-head h3 {
  margin: 4px 0 0;
}

.topbar h1 {
  max-width: 760px;
  font-size: 2rem;
  line-height: 1.12;
}

.toolbar h2 {
  font-size: 1.5rem;
}

.panel-head h3 {
  font-size: 1rem;
}

.topbar-actions,
.segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.primary-btn,
.ghost-btn,
.segment {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  white-space: nowrap;
}

.primary-btn {
  border-color: rgba(204, 0, 255, 0.72);
  color: #fff;
  background: var(--accent);
  box-shadow: 0 12px 26px rgba(204, 0, 255, 0.22);
}

.primary-btn:hover {
  background: #b800e6;
}

.ghost-btn,
.segment {
  border-color: var(--line);
  color: var(--soft);
  background: rgba(255, 255, 255, 0.03);
}

.ghost-btn:hover,
.segment:hover,
.segment.active {
  border-color: rgba(34, 211, 238, 0.48);
  color: var(--text);
  background: rgba(34, 211, 238, 0.09);
}

.compact {
  min-height: 34px;
  padding: 0 10px;
  font-size: 0.85rem;
}

.full {
  width: 100%;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.toolbar {
  margin-bottom: 16px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.metric-card,
.panel,
.filter-bar,
.input-panel,
.listing-visual {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(21, 21, 28, 0.94);
  box-shadow: var(--shadow);
}

.metric-card {
  min-height: 112px;
  padding: 16px;
}

.metric-card span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
}

.metric-card strong {
  display: block;
  margin-top: 12px;
  font-size: 1.45rem;
}

.metric-card small {
  display: block;
  margin-top: 8px;
  color: var(--soft);
}

.metric-card.good strong {
  color: var(--green);
}

.metric-card.hot strong {
  color: var(--accent);
}

.metric-card.info strong {
  color: var(--cyan);
}

.metric-card.warn strong {
  color: var(--amber);
}

.filter-bar {
  display: grid;
  grid-template-columns: repeat(6, minmax(120px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
  padding: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.8rem;
}

input,
select,
textarea {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  background: #0f0f15;
  outline: none;
}

input,
select {
  padding: 0 11px;
}

textarea {
  resize: vertical;
  padding: 10px 11px;
  line-height: 1.5;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(204, 0, 255, 0.7);
  box-shadow: 0 0 0 3px rgba(204, 0, 255, 0.13);
}

.board-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.95fr) minmax(360px, 1.25fr) minmax(260px, 0.75fr);
  gap: 14px;
  align-items: start;
}

.panel {
  min-width: 0;
  padding: 16px;
}

.demand-column,
.visual-panel,
.insight-panel {
  min-height: 520px;
}

.demand-list,
.match-list,
.signal-stack,
.pricing-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.demand-card,
.match-item,
.signal-card,
.pricing-list article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.demand-card {
  padding: 14px;
}

.demand-card.selected {
  border-color: rgba(204, 0, 255, 0.72);
  background: rgba(204, 0, 255, 0.09);
}

.card-top,
.card-meta,
.match-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.demand-card h4,
.match-item h4,
.signal-card h4 {
  margin: 0;
  font-size: 0.97rem;
}

.demand-card p,
.match-item p,
.signal-card p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.budget {
  color: var(--text);
  font-weight: 800;
  white-space: nowrap;
}

.badge-row,
.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--soft);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.74rem;
}

.badge.green {
  border-color: rgba(34, 197, 94, 0.45);
  color: #bbf7d0;
  background: rgba(34, 197, 94, 0.1);
}

.badge.amber {
  border-color: rgba(245, 158, 11, 0.45);
  color: #fde68a;
  background: rgba(245, 158, 11, 0.11);
}

.badge.cyan {
  border-color: rgba(34, 211, 238, 0.45);
  color: #a5f3fc;
  background: rgba(34, 211, 238, 0.1);
}

.verification {
  margin-top: 12px;
}

.verification-track {
  width: 100%;
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: #272732;
}

.verification-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--green));
}

.verification small {
  display: block;
  margin-top: 7px;
  color: var(--muted);
}

#depthCanvas {
  display: block;
  width: 100%;
  height: 320px;
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0)),
    #0f0f15;
}

.range-bars {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.range-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) 48px;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 0.82rem;
}

.bar-track {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: #292935;
}

.bar-fill {
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
}

.signal-card {
  padding: 14px;
}

.signal-card.positive {
  border-color: rgba(34, 197, 94, 0.36);
}

.signal-card.warning {
  border-color: rgba(245, 158, 11, 0.42);
}

.signal-card.info {
  border-color: rgba(34, 211, 238, 0.38);
}

.form-layout,
.detail-layout,
.report-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(380px, 1.18fr);
  gap: 14px;
  align-items: start;
}

.input-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 16px;
}

.wide {
  grid-column: 1 / -1;
}

.match-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.summary-box {
  min-height: 86px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #101017;
}

.summary-box span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
}

.summary-box strong {
  display: block;
  margin-top: 8px;
  font-size: 1.05rem;
}

.match-item {
  padding: 13px;
}

.score-ring {
  display: grid;
  width: 50px;
  height: 50px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(34, 211, 238, 0.5);
  border-radius: 50%;
  color: #a5f3fc;
  background: rgba(34, 211, 238, 0.1);
  font-size: 0.84rem;
  font-weight: 800;
}

.preview-panel {
  min-height: 430px;
}

.demand-card.preview {
  margin-top: 14px;
  min-height: 260px;
}

.detail-layout {
  grid-template-columns: minmax(260px, 0.7fr) minmax(260px, 0.7fr) minmax(360px, 1.1fr);
}

.listing-visual {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(34, 211, 238, 0.15), rgba(21, 21, 28, 0.8)),
    #15151c;
}

.building-visual {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  height: 300px;
  align-items: end;
}

.building-visual span {
  display: block;
  min-height: 70px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  background:
    repeating-linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.14) 0,
      rgba(255, 255, 255, 0.14) 8px,
      transparent 8px,
      transparent 26px
    ),
    rgba(34, 211, 238, 0.18);
}

.building-visual span:nth-child(2),
.building-visual span:nth-child(5) {
  min-height: 155px;
  background-color: rgba(204, 0, 255, 0.18);
}

.building-visual span:nth-child(3) {
  min-height: 240px;
}

.building-visual span:nth-child(4) {
  min-height: 115px;
}

.listing-price {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: rgba(11, 11, 15, 0.72);
  backdrop-filter: blur(10px);
}

.listing-price span,
.stat-row span {
  display: block;
  color: var(--muted);
}

.listing-price strong {
  display: block;
  margin-top: 6px;
  font-size: 1.55rem;
}

.detail-metrics {
  display: grid;
  gap: 10px;
}

.stat-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 72px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #101017;
}

.stat-row strong {
  text-align: right;
}

.stat-row.warning strong {
  color: var(--amber);
}

.heatmap {
  display: grid;
  grid-template-columns: repeat(5, minmax(54px, 1fr));
  gap: 8px;
  margin-top: 14px;
}

.heat-cell {
  display: grid;
  min-height: 86px;
  padding: 9px;
  align-content: space-between;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(34, 211, 238, 0.08);
}

.heat-cell strong {
  font-size: 0.9rem;
}

.heat-cell span {
  color: var(--muted);
  font-size: 0.76rem;
}

.pricing-list article {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 14px;
}

.pricing-list span {
  color: var(--muted);
}

.pricing-list button {
  grid-column: 2;
  grid-row: 1 / span 2;
}

.toast {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 20;
  max-width: min(360px, calc(100vw - 44px));
  padding: 14px 16px;
  border: 1px solid rgba(34, 197, 94, 0.4);
  border-radius: var(--radius);
  color: #dcfce7;
  background: rgba(14, 54, 32, 0.92);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: 230px minmax(0, 1fr);
  }

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

  .board-layout,
  .detail-layout {
    grid-template-columns: 1fr;
  }

  .demand-column,
  .visual-panel,
  .insight-panel {
    min-height: auto;
  }
}

@media (max-width: 820px) {
  .app-shell {
    display: block;
  }

  .sidebar {
    position: static;
    height: auto;
    padding: 16px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .side-panel {
    display: none;
  }

  .main {
    padding: 16px;
  }

  .topbar,
  .toolbar,
  .panel-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar h1 {
    font-size: 1.55rem;
  }

  .topbar-actions,
  .segmented {
    justify-content: flex-start;
    width: 100%;
  }

  .primary-btn,
  .ghost-btn {
    flex: 1 1 auto;
  }

  .metrics-grid,
  .filter-bar,
  .form-layout,
  .report-grid,
  .input-panel,
  .match-summary {
    grid-template-columns: 1fr;
  }

  #depthCanvas {
    height: 260px;
  }

  .listing-visual {
    min-height: 340px;
  }
}

@media (max-width: 520px) {
  .brand {
    grid-template-columns: 38px 1fr;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .nav-list {
    grid-template-columns: 1fr;
  }

  .filter-bar {
    padding: 12px;
  }

  .range-row {
    grid-template-columns: 86px minmax(0, 1fr) 38px;
  }

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