/* ════════════════════════════════════════════════════
   ERP Shell — 좌측 사이드바 + 우측 콘텐츠 레이아웃
   erp.css 의 토큰을 그대로 사용한다. 같이 로드 필수.
   ════════════════════════════════════════════════════ */

:root {
  --erp-sidebar-w: 240px;
  --erp-sidebar-w-collapsed: 64px;
  --erp-topbar-h: 56px;
}

/* ── 페이지 전체 컨테이너 ── */
body.erp-app-body { background: var(--color-canvas-white); min-height: 100vh; }

.erp-app {
  display: grid;
  grid-template-columns: var(--erp-sidebar-w) 1fr;
  min-height: 100vh;
  transition: grid-template-columns .18s ease;
}
.erp-app:has(.erp-sidebar[data-collapsed="true"]) {
  grid-template-columns: var(--erp-sidebar-w-collapsed) 1fr;
}

/* ── 사이드바 ── */
.erp-sidebar {
  position: sticky; top: 0;
  height: 100vh;
  border-right: 1px solid var(--color-subtle-ash);
  background: var(--color-canvas-white);
  display: flex; flex-direction: column;
  overflow: hidden;
  z-index: 40;
}

.erp-sidebar-head {
  height: var(--erp-topbar-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--sp-12) 0 var(--sp-16);
  border-bottom: 1px solid var(--color-subtle-ash);
  flex-shrink: 0;
}
.erp-sidebar-brand {
  display: inline-flex; align-items: center; gap: var(--sp-8);
  color: var(--color-deep-black);
}
.erp-sidebar-logo { height: 22px; width: auto; display: block; }
.erp-sidebar-system {
  font-weight: 600; font-size: 14px; letter-spacing: -0.2px;
}
.erp-sidebar[data-collapsed="true"] .erp-sidebar-system { display: none; }

.erp-sidebar-toggle {
  width: 28px; height: 28px; border-radius: 8px;
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent; border: 1px solid transparent; cursor: pointer;
  color: var(--color-midtone-gray);
}
.erp-sidebar-toggle:hover { background: var(--color-ghost-gray); color: var(--color-deep-black); }
.erp-sidebar[data-collapsed="true"] .erp-sidebar-toggle svg { transform: rotate(180deg); }

.erp-sidebar-nav {
  flex: 1; overflow-y: auto;
  padding: var(--sp-12) var(--sp-8);
  display: flex; flex-direction: column; gap: 2px;
}

.erp-sidebar-group {
  font-size: 12px; font-weight: 600;
  color: var(--color-midtone-gray);
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: var(--sp-12) var(--sp-12) var(--sp-6);
}
.erp-sidebar[data-collapsed="true"] .erp-sidebar-group { opacity: 0; height: 0; padding: 0; pointer-events: none; }

.erp-sidebar-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px var(--sp-12);
  border-radius: 10px;
  color: var(--color-rich-black);
  font-size: 16px; font-weight: 500;
  cursor: pointer;
  transition: background .12s ease, color .12s ease;
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}
/* 실행중(is-active) 메뉴는 hover 시 변화 없음. 그 외 메뉴만 진한 회색. */
.erp-sidebar-item:hover:not(.is-disabled):not(.is-active) { background: #d9d9d9; }
.erp-sidebar-item.is-active {
  background: var(--color-deep-black);
  color: var(--color-canvas-white);
}
.erp-sidebar-item.is-disabled {
  color: var(--color-midtone-gray);
  cursor: not-allowed;
}
.erp-sidebar-icon {
  width: 22px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.erp-sidebar-icon svg { width: 21px; height: 21px; }
.erp-sidebar-label { flex: 1; }
.erp-sidebar-badge {
  background: var(--color-ghost-gray); color: var(--color-midtone-gray);
  padding: 2px 8px; border-radius: var(--r-badge);
  font-size: 11px; font-weight: 500;
}
.erp-sidebar-item.is-active .erp-sidebar-badge {
  background: rgba(255,255,255,0.18); color: var(--color-canvas-white);
}
.erp-sidebar-ext { color: var(--color-midtone-gray); display: inline-flex; }

.erp-sidebar[data-collapsed="true"] .erp-sidebar-label,
.erp-sidebar[data-collapsed="true"] .erp-sidebar-badge,
.erp-sidebar[data-collapsed="true"] .erp-sidebar-ext {
  display: none;
}
.erp-sidebar[data-collapsed="true"] .erp-sidebar-item { justify-content: center; padding: 8px 0; }

.erp-sidebar-foot {
  padding: var(--sp-8);
  border-top: 1px solid var(--color-subtle-ash);
  display: flex; flex-direction: column; gap: 2px;
  flex-shrink: 0;
}

/* ── 콘텐츠 영역 ── */
.erp-content { display: flex; flex-direction: column; min-width: 0; }

.erp-topbar {
  height: var(--erp-topbar-h);
  position: sticky; top: 0; z-index: 30;
  background: var(--color-canvas-white);
  border-bottom: 1px solid var(--color-subtle-ash);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--sp-24);
  gap: var(--sp-16);
}
.erp-topbar-left { display: flex; align-items: center; gap: var(--sp-12); min-width: 0; }
.erp-topbar-title h1 {
  font-size: 16px; font-weight: 600; margin: 0; line-height: 1.2;
  letter-spacing: -0.2px;
}
.erp-topbar-title p {
  margin: 2px 0 0; color: var(--color-midtone-gray); font-size: 12px;
}
.erp-topbar-right { display: flex; align-items: center; gap: var(--sp-12); }

.erp-sidebar-mobile-toggle {
  display: none;
  width: 32px; height: 32px; border-radius: 8px;
  align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--color-subtle-ash); cursor: pointer;
  color: var(--color-rich-black);
}

.erp-page {
  padding: var(--sp-24);
  max-width: 1550px; width: 100%; margin: 0 auto;
}

/* ── 홈 대시보드 타일 ── */
.erp-hero { margin: var(--sp-8) 0 var(--sp-24); }
.erp-hero-title { font-size: 28px; font-weight: 600; margin: 0; letter-spacing: -0.6px; }
.erp-hero-sub { margin: 6px 0 0; color: var(--color-midtone-gray); font-size: 13px; }

.erp-home-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-16);
}
.erp-tile {
  border: 1px solid var(--color-subtle-ash);
  border-radius: var(--r-card);
  padding: var(--sp-20);
  background: var(--color-canvas-white);
  display: flex; flex-direction: column; gap: 8px;
}
.erp-tile-head {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px;
}
.erp-tile-label {
  font-size: 11px; color: var(--color-midtone-gray); text-transform: uppercase; letter-spacing: 0.08em;
}
.erp-tile-title { margin: 0; font-size: 18px; font-weight: 600; letter-spacing: -0.3px; }
.erp-tile-desc { margin: 0 0 8px; color: var(--color-midtone-gray); font-size: 13px; }
.erp-tile-list { margin: 0; padding-left: 18px; color: var(--color-rich-black); font-size: 13px; }
.erp-tile-list li { margin: 4px 0; }

/* ── 개인경비 페이지 ── */
.erp-expense { display: flex; flex-direction: column; gap: var(--sp-20); }

.erp-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--sp-12);
}
.erp-summary-card {
  border: 1px solid var(--color-subtle-ash);
  border-radius: var(--r-card);
  padding: var(--sp-16);
  display: flex; flex-direction: column; gap: 6px;
  background: var(--color-canvas-white);
}
.erp-summary-card--mini { padding: var(--sp-12) var(--sp-16); }
.erp-summary-label { font-size: 12px; color: var(--color-midtone-gray); }
.erp-summary-value { font-size: 20px; font-weight: 600; letter-spacing: -0.3px; font-variant-numeric: tabular-nums; }
.erp-summary-value--sm { font-size: 16px; }

.erp-card-block {
  border: 1px solid var(--color-subtle-ash);
  border-radius: var(--r-card);
  background: var(--color-canvas-white);
  overflow: hidden;
}
.erp-card-block-head {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: var(--sp-16) var(--sp-20);
  border-bottom: 1px solid var(--color-subtle-ash);
}
.erp-card-block-head h2 { margin: 0; font-size: 15px; font-weight: 600; letter-spacing: -0.2px; }
.erp-muted { color: var(--color-midtone-gray); font-size: 12px; }

.erp-form-grid {
  display: grid; grid-template-columns: repeat(4, minmax(0,1fr));
  gap: var(--sp-12); padding: var(--sp-16) var(--sp-20);
}
.erp-field { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--color-midtone-gray); }
.erp-field-wide { grid-column: span 2; }
.erp-field input, .erp-field select {
  border: 1px solid var(--color-subtle-ash);
  border-radius: var(--r-input);
  padding: 6px 10px;
  font-family: inherit; font-size: 14px; color: var(--color-rich-black);
  background: var(--color-canvas-white);
  outline: none;
}
.erp-field input:focus, .erp-field select:focus {
  border-color: var(--color-rich-black);
  box-shadow: 0 0 0 3px rgba(0,0,0,0.06);
}
.erp-form-actions {
  grid-column: 1 / -1;
  display: flex; justify-content: flex-end; gap: var(--sp-8);
  padding-top: 4px;
}

.erp-btn-sm { padding: 4px 10px !important; font-size: 12px !important; }

.erp-table-wrap { overflow-x: auto; }
.erp-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.erp-table thead th {
  text-align: left;
  font-weight: 500; color: var(--color-midtone-gray);
  padding: 10px var(--sp-16);
  border-bottom: 1px solid var(--color-subtle-ash);
  background: var(--color-canvas-white);
}
.erp-table tbody td {
  padding: 10px var(--sp-16);
  border-bottom: 1px solid var(--color-subtle-ash);
  vertical-align: middle;
}
.erp-table tbody tr:last-child td { border-bottom: 0; }
.erp-table tbody tr:hover { background: var(--color-ghost-gray); }
.erp-row-sub { font-size: 12px; color: var(--color-midtone-gray); margin-top: 2px; }
.erp-empty { text-align: center; color: var(--color-midtone-gray); padding: var(--sp-24); }

/* ── 반응형 ── */
@media (max-width: 900px) {
  .erp-app { grid-template-columns: 0 1fr; }
  .erp-sidebar {
    position: fixed; left: 0; top: 0; height: 100vh;
    width: var(--erp-sidebar-w);
    transform: translateX(-100%);
    transition: transform .2s ease;
    box-shadow: 0 0 0 1px var(--color-subtle-ash);
  }
  .erp-sidebar.is-open { transform: translateX(0); }
  .erp-sidebar-mobile-toggle { display: inline-flex; }
  .erp-form-grid { grid-template-columns: 1fr 1fr; }
  .erp-field-wide { grid-column: span 2; }
}
@media (max-width: 560px) {
  .erp-form-grid { grid-template-columns: 1fr; }
  .erp-field-wide { grid-column: auto; }
  .erp-page { padding: var(--sp-16); }
}