/* Tokens from 시안 (RAG/Pierzainer UI 시안 (1).html): background, primary action, dimension colour. */
:root {
  --bg: #faf9f5;
  --panel: #ffffff;
  --text: #1d2733;
  --muted: #5b6878;
  --line: #d9d6cc;
  --primary: #1f5fa8;
  --dim: #4a5868;
  --warn: #8a5300;
  --error: #9b2c2c;
  --focus: 2px solid #1f5fa8;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 system-ui, 'Noto Sans KR', sans-serif;
}

h2 {
  font-size: 16px;
  margin: 0 0 10px;
}

h3 {
  font-size: 14px;
  margin: 0 0 6px;
}

h4 {
  font-size: 13px;
  margin: 12px 0 6px;
  color: var(--muted);
}

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

.small {
  font-size: 12px;
}

button,
select,
input {
  font: inherit;
  min-height: 44px;
}

button:focus-visible,
select:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: var(--focus);
  outline-offset: 2px;
}

.btn {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
  padding: 0 14px;
  cursor: pointer;
}

.btn.small {
  min-height: 44px;
  padding: 0 10px;
}

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

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn[aria-pressed='true'] {
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 600;
}

/* --- header ------------------------------------------------------------- */

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.top {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  gap: 10px;
  align-items: baseline;
}

.brand strong {
  font-size: 16px;
}

.steps {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.step {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
}

.step.current {
  border-color: var(--primary);
  color: var(--text);
  font-weight: 600;
}

.step em {
  font-style: normal;
  font-weight: 400;
  color: var(--muted);
  margin-left: 4px;
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.status-line {
  margin: 0;
  padding: 8px 16px;
  color: var(--muted);
  font-size: 13px;
}

/* --- layout ------------------------------------------------------------- */

.grid {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr) 320px;
  gap: 12px;
  padding: 0 16px 12px;
  flex: 1;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  min-width: 0;
}

.inputs {
  margin: 0 16px 16px;
}

/* --- pier list ---------------------------------------------------------- */

.pier-tools {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.pier-tools label {
  display: flex;
  gap: 6px;
  align-items: center;
}

select {
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
}

.pier-items {
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 70vh;
  overflow: auto;
}

.pier-items li {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--line);
  padding: 2px 0;
}

.pier-items input[type='checkbox'] {
  width: 28px;
  height: 28px;
  margin: 8px;
}

.pier-name {
  border: 0;
  background: none;
  text-align: left;
  color: var(--text);
  cursor: pointer;
  padding: 0 4px;
}

.pier-name[aria-pressed='true'] {
  color: var(--primary);
  font-weight: 700;
}

.badge {
  font-size: 12px;
  color: var(--muted);
}

.badge.error {
  color: var(--error);
  font-weight: 600;
}

/* --- viewer ------------------------------------------------------------- */

.viewer-head {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 8px;
}

.viewer-head h2 {
  margin: 0;
}

.views {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.views .btn {
  min-width: 64px;
}

#origin {
  margin-left: auto;
  font-size: 12px;
}

.canvas {
  width: 100%;
  height: 62vh;
  min-height: 420px;
  border-radius: 6px;
  overflow: hidden;
  background: #e9eef4;
}

.parts {
  border: 1px solid var(--line);
  border-radius: 6px;
  margin: 10px 0 0;
  padding: 6px 10px;
}

.parts legend {
  color: var(--muted);
  font-size: 12px;
  padding: 0 4px;
}

.parts-row {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.parts-row label {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 8px;
}

.parts-row input {
  width: 22px;
  height: 22px;
}

/* --- results ------------------------------------------------------------ */

.results section {
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
  margin-bottom: 8px;
}

.kv {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px 8px;
  margin: 0;
}

.kv.wide {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.kv div {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  border-bottom: 1px dotted var(--line);
  padding: 2px 0;
}

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

.kv dd {
  margin: 0;
  text-align: right;
}

.issues {
  padding-left: 18px;
  margin: 0;
}

.issues li {
  margin-bottom: 6px;
}

.issues .code {
  font-weight: 700;
  color: var(--warn);
}

.issues .code.E {
  color: var(--error);
}

details {
  margin-top: 8px;
}

summary {
  cursor: pointer;
  min-height: 44px;
  display: flex;
  align-items: center;
}

/* --- import dialog (④) --------------------------------------------------- */

#import-dialog {
  width: min(1140px, 96vw);
  max-height: 92vh;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  color: var(--text);
}

#import-dialog::backdrop {
  background: rgba(20, 28, 38, 0.35);
}

.dlg-head {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}

.dlg-head h2 {
  margin: 0;
}

.dlg-steps {
  display: flex;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
  flex: 1;
  color: var(--muted);
  font-size: 13px;
}

.dlg-steps li {
  padding: 4px 10px;
  border-radius: 999px;
  background: #f0eee6;
}

.dlg-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  padding: 16px;
  overflow: auto;
  max-height: 70vh;
}

.dlg-col section {
  margin-bottom: 16px;
}

.field {
  display: grid;
  gap: 4px;
  margin-bottom: 8px;
  font-size: 13px;
}

.field input {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 4px 8px;
  background: var(--panel);
  color: var(--text);
}

.drop {
  border: 2px dashed var(--line);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
}

.drop.over {
  border-color: var(--primary);
}

.drop p {
  margin: 0 0 8px;
}

.drop-actions {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.sheet-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sheet-list > li {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px;
  margin-bottom: 8px;
}

.sheet-list .ok {
  color: var(--primary);
  font-weight: 600;
}

.sheet-list .bad {
  color: var(--error);
  font-weight: 600;
}

.sheet-pier {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
}

.sheet-pier input {
  width: 24px;
  height: 24px;
}

.rules {
  margin: 0;
  padding-left: 18px;
  font-size: 13px;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 13px;
}

.terms th {
  text-align: left;
  width: 40%;
  color: var(--muted);
  font-weight: 400;
  padding: 4px 6px;
  border-bottom: 1px solid var(--line);
}

.terms td {
  padding: 4px 6px;
  border-bottom: 1px solid var(--line);
}

.grid-table th,
.grid-table td {
  border-bottom: 1px solid var(--line);
  padding: 4px 6px;
  text-align: right;
  white-space: nowrap;
}

.grid-table th {
  color: var(--muted);
  font-weight: 400;
}

.dlg-foot {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: flex-end;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}

#dlg-selected {
  margin-right: auto;
}

@media (max-width: 1100px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .dlg-body {
    grid-template-columns: 1fr;
  }

  .canvas {
    height: 60vh;
  }
}

/* Input cards (2단계 C2): changed values are outlined in orange, with the imported default beside them. */
.edit-card { margin-top: 12px; border-top: 1px solid #d5dde6; padding-top: 10px; }
.edit-row { display: flex; align-items: center; gap: 8px; margin: 6px 0; flex-wrap: wrap; }
.edit-row label { min-width: 150px; }
.edit-row input { width: 110px; padding: 4px 6px; border: 1px solid #b9c4d0; border-radius: 4px; }
.edit-row.changed input { border: 2px solid #e8833a; background: #fff6ee; }
.edit-row.changed label { color: #a4530e; }

/* ---- 시안 ① 디자인 반영 (RAG/Pierzainer UI 시안 (1).html) ---- */
body { background: #eef1f4; font-family: 'Noto Sans KR', system-ui, sans-serif; }
.top { background: #18212b; color: #ffffff; padding: 10px 24px; }
.top .brand strong { font-size: 18px; letter-spacing: 0.01em; }
.top .brand > span:not(.proj) { font-size: 12px; color: #b8c2ce; }
.proj { padding-left: 14px; border-left: 1px solid #33404f; color: #ffffff; font-size: 13px; font-weight: 700; }
.steps .step { color: #dce3ea; min-height: 44px; padding: 4px 14px; border-radius: 6px; background: transparent; border: 0; }
.steps .step.current { background: #ffffff; color: #18212b; }
.steps .step em { font-style: normal; color: #b8c2ce; font-size: 12px; }
.steps .step.current em { color: #55606e; }
.steps .step[aria-disabled='true'] em { color: #b8c2ce; }
.savest { color: #f2c48d; font-size: 12px; }
.actions { color: #ffffff; }
.btn-s, .btn-p, .btn-o { display: inline-flex; align-items: center; font-family: inherit; font-size: 13px; min-height: 44px; border-radius: 6px; cursor: pointer; box-sizing: border-box; text-decoration: none; }
.btn-s { padding: 0 14px; border: 1px solid #8c99a8; background: transparent; color: #ffffff; }
.btn-s:hover { border-color: #c3cbd4; }
.btn-s:disabled { opacity: 0.45; cursor: default; }
.btn-p { padding: 0 16px; border: 0; background: #1f5fa8; color: #ffffff; font-weight: 700; font-size: 14px; }
.btn-p:hover:not(:disabled) { background: #174c88; }
.btn-p:disabled { opacity: 0.45; cursor: default; }
.btn-o { padding: 0 12px; min-height: 40px; border: 1px solid #1f5fa8; background: #ffffff; color: #1f5fa8; }
.btn-o:hover:not(:disabled) { background: #f2f7fc; color: #123e70; }
.btn-o:disabled { opacity: 0.45; cursor: default; }
.lnk { font-size: 12px; color: #1f5fa8; background: none; border: 0; min-height: 36px; padding: 0 4px; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.lbl { font-size: 12px; font-weight: 700; letter-spacing: 0.02em; color: #55606e; margin: 0 0 8px; }
.panel { background: #ffffff; border: 1px solid #d5dbe2; border-radius: 8px; padding: 16px; }
.piers { display: flex; flex-direction: column; gap: 6px; }
.pier-tools { display: flex; align-items: center; gap: 8px; padding: 0 4px 8px; }
.pier-tools select { border: 1px solid #c3cbd4; border-radius: 6px; background: #ffffff; min-height: 36px; }
.phead { display: grid; grid-template-columns: 36px 1fr auto; gap: 8px; padding: 0 10px 6px; font-size: 12px; color: #55606e; border-bottom: 1px solid #d5dbe2; }
.pier-items li { display: grid; grid-template-columns: 36px 1fr auto; align-items: center; gap: 8px; border-radius: 6px; padding-right: 6px; }
.pier-items li:has(.pier-name[aria-pressed='true']) { background: #e3edf8; }
.pier-name { border: 0; background: transparent; color: #18212b; text-align: left; font-size: 13px; min-height: 44px; padding: 0 6px; }
.pier-name[aria-pressed='true'] { color: #123e70; font-weight: 700; }
.badge { font-size: 12px; border-radius: 10px; padding: 2px 8px; background: #e2f2e7; color: #1d6b3a; white-space: nowrap; }
.badge.error { background: #fde2e2; color: #9b2c2c; }
.pnote { font-size: 12px; color: #55606e; margin: 8px 4px 0; line-height: 1.6; }
.bulk { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; padding: 8px 10px; border-radius: 6px; background: #f2f7fc; font-size: 13px; color: #123e70; }
.bulk .grow { flex: 1 1 auto; }
.pier-input { margin-top: 14px; border-top: 1px solid #d5dbe2; padding-top: 12px; }
.kv div { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px solid #e6eaef; font-size: 13px; }
.kv dt { color: #55606e; }
.kv dd { margin: 0; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 12px; text-align: right; }
.views { display: flex; gap: 2px; background: #eef1f4; border-radius: 6px; padding: 2px; }
.views .btn { min-height: 40px; padding: 0 14px; border: 0; border-radius: 4px; background: transparent; color: #18212b; }
.views .btn[aria-pressed='true'] { background: #1f5fa8; color: #ffffff; font-weight: 700; }
.viewer-head { gap: 8px; }
.edit-card h3 { font-size: 12px; color: #55606e; }
/* 속성 복사 (시안 ⑥) */
.cp-items li { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; padding: 6px 0; border-bottom: 1px solid #e6eaef; }
.cp-group { min-width: 110px; font-size: 12px; font-weight: 700; color: #55606e; }
.cp-targets { list-style: none; padding: 0; margin: 6px 0; max-height: 240px; overflow-y: auto; }
.cp-targets li { display: flex; align-items: center; gap: 8px; min-height: 36px; }
.chk.disabled { opacity: 0.5; }
#cp-preview td, #cp-preview th { font-size: 12px; }

/* 형상계획 ② (plan.md C1) */
[hidden] { display: none !important; }
.members { list-style: none; padding: 0; margin: 0; }
.members li { margin: 2px 0; }
.members-title { margin-top: 14px; }
.member { display: flex; align-items: center; justify-content: space-between; gap: 8px; width: 100%; min-height: 44px; padding: 0 10px; border: 0; border-radius: 6px; background: transparent; color: #18212b; font-size: 13px; text-align: left; cursor: pointer; }
.member[aria-pressed='true'] { background: #e3edf8; color: #123e70; font-weight: 700; }
#member-fields { margin-top: 10px; }
#member-summary { color: #55606e; margin: 4px 0 8px; }
.plan .viewer { flex: 1 1 380px; }
.plan .results { flex: 1 1 300px; max-width: 360px; }
/* 형상 선택칩 (C5) and the scrolling pier list (C6) */
.shape-options { display: grid; gap: 6px; margin: 6px 0 10px; }
.shape-row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.shape-row .lbl { min-width: 84px; margin: 0; }
.chip-opt { min-height: 36px; padding: 0 10px; border: 1px solid #c3cbd4; border-radius: 16px; background: #ffffff; color: #18212b; font-size: 13px; cursor: pointer; }
.chip-opt[aria-pressed='true'] { background: #1f5fa8; border-color: #1f5fa8; color: #ffffff; font-weight: 700; }
.chip-opt:disabled { color: #8a95a3; background: #f2f4f7; border-style: dashed; cursor: default; }
.pier-items { max-height: 300px; overflow-y: auto; }
/* 열별 본수 (C4) */
.pile-rows { margin-top: 10px; display: grid; gap: 6px; }
.pile-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.pile-row .btn.small { min-width: 40px; }
.pile-row.warn { color: #8a4b00; }
.warn-text { color: #8a4b00; font-size: 12px; }