/* =========================================================
   Admin · 관리자 전용 레이아웃
   ========================================================= */

body { background: #F4F6FA; }

.admin-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

/* 사이드바 */
.side {
  background: #1B2236; color: rgba(255,255,255,0.85);
  padding: 22px 16px;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.side .brand {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 8px 22px;
  color: white;
}
.side .brand img { width: 38px; height: 38px; border-radius: 50%; }
.side .brand span { font-weight: 800; font-size: 1.05rem; }
.side .brand small { color: rgba(255,255,255,0.5); margin-left: 4px; font-weight: 500; font-size: 0.78rem; }

.side h6 {
  margin: 18px 8px 6px; font-size: 0.72rem; color: rgba(255,255,255,0.4);
  letter-spacing: 0.1em; text-transform: uppercase; font-weight: 700;
}
.side a {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: 10px;
  color: rgba(255,255,255,0.7); font-size: 0.92rem; font-weight: 500;
  margin: 2px 0;
}
.side a:hover { background: rgba(255,255,255,0.06); color: white; text-decoration: none; }
.side a.active {
  background: linear-gradient(135deg, var(--c-orange) 0%, var(--c-yellow-deep) 100%);
  color: white; box-shadow: 0 6px 16px rgba(247,103,7,0.25);
}
.side a .ico { width: 18px; text-align: center; }

.side .side-foot {
  margin-top: auto; padding: 16px 14px; border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.82rem; color: rgba(255,255,255,0.5);
}

/* 메인 영역 */
.main {
  padding: 28px 36px 60px;
  max-width: 1400px;
}

.admin-bar {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px;
}
.admin-bar h1 { margin: 0; font-size: 1.5rem; letter-spacing: -0.01em; }
.admin-bar .who {
  display: flex; align-items: center; gap: 12px; color: var(--c-muted);
  font-size: 0.9rem;
}
.admin-bar .who .avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-mint), var(--c-sky));
  color: white; display: grid; place-items: center; font-weight: 700;
}

/* KPI 카드 */
.kpi-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-bottom: 28px;
}
@media (max-width: 1100px) { .kpi-grid { grid-template-columns: 1fr 1fr; } }
.kpi {
  background: white; border-radius: var(--radius-lg);
  padding: 20px 22px; box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--c-yellow);
  position: relative;
}
.kpi.k-orange { border-left-color: var(--c-orange); }
.kpi.k-mint   { border-left-color: var(--c-mint-deep); }
.kpi.k-sky    { border-left-color: var(--c-sky-deep); }

.kpi .label { color: var(--c-muted); font-size: 0.85rem; font-weight: 600; margin-bottom: 4px; }
.kpi .num { font-size: 1.85rem; font-weight: 800; color: var(--c-ink); letter-spacing: -0.02em; }
.kpi .delta { font-size: 0.82rem; margin-top: 4px; font-weight: 600; }
.kpi .delta.up { color: var(--c-mint-deep); }
.kpi .delta.dn { color: var(--c-danger); }

/* 패널 */
.panel-card {
  background: white; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); padding: 24px;
}
.panel-card .ph {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px;
}
.panel-card .ph h2 { margin: 0; font-size: 1.1rem; letter-spacing: -0.01em; }
.panel-card .ph .ph-sub { font-size: 0.85rem; color: var(--c-muted); }

/* 테이블 */
.tbl { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.tbl th, .tbl td {
  padding: 12px 10px; text-align: left;
  border-bottom: 1px solid var(--c-line);
}
.tbl th {
  font-size: 0.78rem; color: var(--c-muted); font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.tbl tbody tr:hover { background: #FAFBFD; }
.tbl .num-cell { font-variant-numeric: tabular-nums; text-align: right; }

/* 상태 뱃지 */
.status {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px;
  font-size: 0.78rem; font-weight: 700;
}
.status::before { content:''; width: 6px; height: 6px; border-radius: 50%; }
.s-ok      { background: #E6FCF5; color: #0CA678; }
.s-ok::before { background: #0CA678; }
.s-pending { background: #FFF8E1; color: #F08C00; }
.s-pending::before { background: #F08C00; }
.s-fail    { background: #FFE3E3; color: #E03131; }
.s-fail::before { background: #E03131; }
.s-paid    { background: #E7F5FF; color: #1971C2; }
.s-paid::before { background: #1971C2; }