:root {
  --bg: #f4efe7;
  --bg-2: #f9f5ef;
  --ink: #1b1b1f;
  --muted: #6b6b6f;
  --accent: #c2410c;
  --accent-2: #0f766e;
  --panel: #fff9f2;
  --panel-alt: #f3eadf;
  --line: #e0d5c7;
  --shadow: 0 24px 48px rgba(15, 23, 42, 0.1);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

[v-cloak] {
  display: none;
}

body {
  margin: 0;
  font-family: "Noto Sans SC", "Space Grotesk", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top left, #fff3e0 0%, transparent 45%),
    radial-gradient(circle at 20% 20%, rgba(15, 118, 110, 0.12), transparent 40%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(12, 12, 12, 0.04) 1px, transparent 1px);
  background-size: 36px 36px;
  opacity: 0.4;
  pointer-events: none;
}

.app {
  padding: 32px;
}

.header {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-end;
  margin-bottom: 24px;
}

.eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-2);
  font-weight: 600;
}

h1 {
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
  font-size: clamp(2.1rem, 3vw, 3.4rem);
  margin: 0 0 8px;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  max-width: 560px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 24px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  animation: rise 0.6s ease both;
}

.controls {
  position: sticky;
  top: 24px;
  align-self: start;
  max-height: calc(100vh - 48px);
  overflow: auto;
}

.section {
  margin-bottom: 24px;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.section h2 {
  margin: 0 0 12px;
  font-size: 1.2rem;
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
}

.hint {
  font-size: 0.85rem;
  color: var(--muted);
}

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

input,
select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 0.95rem;
}

input:focus,
select:focus {
  outline: 2px solid rgba(194, 65, 12, 0.2);
  border-color: var(--accent);
}

.list {
  display: grid;
  gap: 12px;
}

.row,
.target-row {
  display: grid;
  grid-template-columns: 1fr 120px;
  gap: 12px;
  align-items: center;
}

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

.row img,
.target-row img {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
}

.target-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.target-row select {
  flex: 1 1 180px;
  min-width: 160px;
}

.target-row input[type="number"] {
  flex: 0 0 110px;
}

.target-row .checkbox {
  flex: 0 0 auto;
  white-space: nowrap;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
}

.target-actions {
  display: flex;
  gap: 6px;
  margin-left: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(12, 12, 12, 0.12);
}

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

.btn.ghost {
  background: transparent;
}

.icon-btn {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 10px;
  padding: 6px 8px;
  cursor: pointer;
}

.icon-btn.danger {
  color: #b91c1c;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.card {
  background: var(--panel-alt);
  border-radius: 16px;
  padding: 16px;
  border: 1px solid var(--line);
}

.card-title {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.card-value {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 6px;
}

.card-sub {
  color: var(--muted);
  margin-top: 6px;
  font-size: 0.9rem;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.chip strong {
  color: var(--accent-2);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

thead {
  text-align: left;
}

th,
td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
}

.warn {
  color: #b91c1c;
  font-weight: 600;
}

.warnings {
  margin: 0;
  padding-left: 18px;
  color: #b91c1c;
}

.diagram {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  padding: 8px;
  height: clamp(320px, 55vh, 620px);
  overflow: auto;
  cursor: grab;
  touch-action: none;
  min-height: 0;
}

.diagram.dragging {
  cursor: grabbing;
}

.diagram-shell {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.diagram-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
}

.diagram-header {
  align-items: center;
  gap: 12px;
}

.segmented {
  display: inline-flex;
  align-items: center;
  padding: 4px;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
}

.seg-btn {
  border: none;
  background: transparent;
  border-radius: 999px;
  padding: 6px 12px;
  font-weight: 600;
  cursor: pointer;
  color: var(--muted);
}

.seg-btn.active {
  background: var(--accent-2);
  color: #fff;
}

.diagram-shell.fullscreen {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: var(--panel);
  padding: 24px;
}

.diagram-shell.fullscreen .diagram {
  flex: 1;
  height: auto;
}

body.diagram-fullscreen {
  overflow: hidden;
}

.diagram svg {
  display: block;
  width: auto;
  height: auto;
}

.links path {
  fill: none;
  stroke: rgba(15, 118, 110, 0.35);
  stroke-width: 2;
}

.node rect {
  fill: #fff;
  stroke: rgba(12, 12, 12, 0.15);
  stroke-width: 1;
  filter: drop-shadow(0 8px 16px rgba(15, 23, 42, 0.1));
}

.node.raw rect {
  fill: #fef3c7;
}

.node-title {
  font-size: 0.9rem;
  font-weight: 600;
}

.node-sub {
  font-size: 0.78rem;
  fill: #4b5563;
}

.empty {
  color: var(--muted);
  padding: 12px 0;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .controls {
    position: static;
    max-height: none;
  }

  .header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  .row {
    grid-template-columns: 1fr;
  }

  .target-row {
    flex-direction: column;
    align-items: stretch;
  }

  .target-actions {
    margin-left: 0;
    justify-content: flex-start;
  }

  .diagram-actions {
    justify-content: flex-start;
  }
}