/* STMATE w 8.0 Classic Desktop UI & Real DBGrid Layout (style.css) */
:root {
  --win-bg: #d4d8df;
  --win-panel: #eceff4;
  --win-surface: #ffffff;
  --win-navy: #14325c;
  --win-navy-light: #204982;
  --win-border: #8c96a6;
  --win-border-light: #ffffff;
  --win-border-dark: #5a6475;
  --grid-head: #dfe5ef;
  --grid-line: #c5cdd9;
  --row-t-bg: #e7f0fd;
  --row-e-bg: #f4f6fa;
  --row-c-bg: #fff4e5;
  --row-sel: #cfe3ff;
  --accent-blue: #0050b3;
  --accent-green: #137333;
  --accent-amber: #b06000;
  --accent-red: #c5221f;
  --text-main: #111827;
  --text-sub: #4b5563;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: "Malgun Gothic", "굴림", Gulim, sans-serif;
  font-size: 12px;
  color: var(--text-main);
  background: var(--win-bg);
  height: 100vh;
  overflow: hidden;
}

.stmate-shell {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
}

/* 1. TWM_STMATE_START_8X 상단 메뉴바 */
.win-menubar {
  display: flex;
  align-items: center;
  background: linear-gradient(90deg, #0f294d 0%, #1d4378 100%);
  color: #fff;
  height: 30px;
  padding: 0 8px;
  gap: 4px;
  user-select: none;
  border-bottom: 1px solid #091a33;
  z-index: 100;
}

.win-brand {
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.4px;
  background: #ffcc00;
  color: #0f294d;
  padding: 2px 8px;
  border-radius: 2px;
  margin-right: 6px;
}

.menu-item {
  position: relative;
  padding: 4px 10px;
  cursor: pointer;
  border-radius: 2px;
  font-size: 12px;
}

.menu-item:hover {
  background: rgba(255, 255, 255, 0.16);
}

.menu-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 270px;
  background: var(--win-panel);
  color: var(--text-main);
  border: 1px solid var(--win-border-dark);
  box-shadow: 2px 4px 10px rgba(0, 0, 0, 0.28);
  padding: 4px 0;
  z-index: 200;
}

.menu-item:hover .menu-dropdown {
  display: block;
}

.menu-dropdown button,
.menu-file-label {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 6px 14px;
  font-size: 12px;
  font-family: inherit;
  color: var(--text-main);
  cursor: pointer;
}

.menu-dropdown button:hover,
.menu-file-label:hover {
  background: var(--accent-blue);
  color: #fff;
}

.menu-dropdown hr {
  margin: 3px 0;
  border: none;
  border-top: 1px solid var(--win-border);
}

.menubar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.conn-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 3px;
  background: #0d652d;
  color: #e6f4ea;
  font-weight: 700;
}

.top-project-select {
  height: 23px;
  font-size: 11.5px;
  font-family: inherit;
  min-width: 310px;
  background: #fff;
  color: #111;
  border: 1px solid #999;
  padding: 0 4px;
}

/* 2. 상단 8버튼 메인 툴바 */
.win-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  background: linear-gradient(180deg, #f5f7fa 0%, #dce1eb 100%);
  padding: 4px 8px;
  border-bottom: 1px solid var(--win-border);
  height: 46px;
}

.tb-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 78px;
  height: 38px;
  background: #eceff4;
  border: 1px solid var(--win-border);
  border-top-color: var(--win-border-light);
  border-left-color: var(--win-border-light);
  border-radius: 2px;
  cursor: pointer;
  padding: 2px 6px;
  font-family: inherit;
  color: #1f2937;
}

.tb-btn:hover {
  background: #e0ebff;
  border-color: #3b82f6;
}

.tb-btn.active {
  background: #cfe3ff;
  border: 1px solid #0050b3;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.15);
  font-weight: 700;
  color: #003a8c;
}

.tb-ico {
  font-size: 14px;
  line-height: 1;
}

.tb-txt {
  font-size: 11px;
  margin-top: 2px;
  white-space: nowrap;
}

.tb-sep {
  width: 1px;
  height: 30px;
  background: var(--win-border);
  margin: 0 4px;
}

.tb-calc {
  background: #fff3cd;
  border-color: #d97706;
  color: #92400e;
  font-weight: 700;
}

.tb-calc:hover {
  background: #fde68a;
}

/* 3. 프로젝트 컨텍스트 바 */
.prj-context-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #233858;
  color: #f8fafc;
  padding: 4px 12px;
  font-size: 11.5px;
  border-bottom: 1px solid #0f172a;
  height: 28px;
}

.prj-context-left,
.prj-context-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.prj-tag {
  background: #38bdf8;
  color: #0f172a;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: 2px;
  font-size: 11px;
}

/* 4. MDI 작업 영역 */
.mdi-workspace {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 6px;
  background: #c8cfda;
}

.win-form {
  display: flex;
  flex-direction: column;
  flex: 1;
  background: var(--win-panel);
  border: 1px solid var(--win-border-dark);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  overflow: hidden;
}

.win-form-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(90deg, #1b3b6f 0%, #2e5c9a 100%);
  color: #ffffff;
  padding: 4px 10px;
  font-weight: 700;
  font-size: 12px;
  height: 27px;
}

.win-subbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 5px 8px;
  background: #e3e8f0;
  border-bottom: 1px solid var(--win-border);
}

.win-btn {
  height: 24px;
  padding: 0 9px;
  font-size: 11.5px;
  font-family: inherit;
  background: #f8fafc;
  border: 1px solid #7c8798;
  border-radius: 2px;
  cursor: pointer;
  color: #111827;
}

.win-btn:hover {
  background: #dbeafe;
  border-color: #2563eb;
}

.win-btn.primary {
  background: #1d4ed8;
  color: #fff;
  border-color: #1e40af;
  font-weight: 700;
}

.win-btn.primary:hover {
  background: #1e40af;
}

.win-btn.active {
  background: #0f294d;
  color: #fff;
  font-weight: 700;
}

.win-input,
.win-select {
  height: 23px;
  padding: 0 6px;
  font-size: 11.5px;
  font-family: inherit;
  border: 1px solid #8c96a6;
  background: #fff;
}

/* 분할 레이아웃 */
.split-vert {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
  gap: 6px;
  padding: 6px;
}

.split-horiz {
  display: flex;
  flex-direction: row;
  flex: 1;
  overflow: hidden;
  gap: 6px;
  padding: 6px;
}

.pane-box {
  display: flex;
  flex-direction: column;
  background: var(--win-surface);
  border: 1px solid var(--win-border);
  overflow: hidden;
}

.pane-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #eef2f8;
  padding: 4px 8px;
  font-weight: 700;
  font-size: 11.5px;
  border-bottom: 1px solid var(--win-border);
  color: #1e3a8a;
}

.grid-scroll {
  flex: 1;
  overflow: auto;
  background: #fff;
}

/* STMATE DBGrid 테이블 */
table.dbgrid {
  width: 100%;
  border-collapse: collapse;
  font-size: 11.5px;
}

table.dbgrid th {
  position: sticky;
  top: 0;
  background: var(--grid-head);
  color: #111827;
  font-weight: 700;
  border: 1px solid var(--win-border);
  padding: 4px 6px;
  text-align: center;
  white-space: nowrap;
  z-index: 5;
}

table.dbgrid td {
  border: 1px solid var(--grid-line);
  padding: 3px 6px;
  white-space: nowrap;
}

table.dbgrid tr:hover td {
  background: #f0f6ff;
}

table.dbgrid tr.selected td {
  background: var(--row-sel) !important;
}

/* BOQ 계층 구조 행 스타일 (T1~T6, E1~E6, C*) */
tr.boq-row-T td {
  background: var(--row-t-bg);
  font-weight: 700;
  color: #0b3b8c;
}

tr.boq-row-E td {
  background: var(--row-e-bg);
  font-weight: 700;
  color: #1f2937;
  border-top: 1.5px solid #64748b;
}

tr.boq-row-C td {
  background: var(--row-c-bg);
  font-weight: 700;
  color: #9a3412;
}

tr.boq-row-excl td {
  background: #fffaf0;
  color: #7c2d12;
}

.num {
  text-align: right !important;
  font-variant-numeric: tabular-nums;
  font-family: Consolas, "Malgun Gothic", monospace;
}

.center {
  text-align: center !important;
}

.cell-input {
  width: 100%;
  border: 1px solid transparent;
  background: transparent;
  font-family: inherit;
  font-size: 11.5px;
  padding: 1px 3px;
}

.cell-input:focus {
  background: #fef9c3;
  border-color: #2563eb;
  outline: none;
}

/* COSTN.SMT 수식 편집기 */
.smt-editor-area {
  width: 100%;
  flex: 1;
  resize: none;
  border: none;
  padding: 8px;
  font-family: Consolas, "굴림체", monospace;
  font-size: 12px;
  line-height: 1.45;
  background: #1e293b;
  color: #f8fafc;
}

/* TWM_KANJUB 16콤보 입력 그리드 */
.kanjub-16grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px 10px;
  padding: 8px;
  background: #f1f5f9;
  border-bottom: 1px solid var(--win-border);
}

.kanjub-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  font-size: 11px;
}

.kanjub-field label {
  font-weight: 700;
  color: #334155;
  white-space: nowrap;
}

.kanjub-field select,
.kanjub-field input {
  flex: 1;
  min-width: 0;
  height: 22px;
  font-size: 11px;
}

/* 하단 고정 원가 상태표시줄 (St_Bar) */
.stmate-statusbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #111827;
  color: #e5e7eb;
  height: 28px;
  padding: 0 10px;
  font-size: 11.5px;
  border-top: 1px solid #374151;
}

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

.st-kv strong {
  color: #93c5fd;
  margin-left: 4px;
  font-family: Consolas, monospace;
}

.st-kv.total strong {
  color: #fde047;
  font-size: 12.5px;
}

/* 모달 */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
}

.modal-backdrop.hidden {
  display: none;
}

.modal-window {
  background: var(--win-panel);
  border: 2px solid var(--win-navy);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
  min-width: 680px;
  max-width: 92vw;
  max-height: 86vh;
  display: flex;
  flex-direction: column;
}

.modal-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--win-navy);
  color: #fff;
  padding: 5px 10px;
  font-weight: 700;
}

.modal-close-btn {
  background: #dc2626;
  color: #fff;
  border: none;
  width: 20px;
  height: 20px;
  cursor: pointer;
  font-weight: 700;
}

.modal-body {
  padding: 12px;
  overflow: auto;
  flex: 1;
}