/* admin.css — antarmuka backend */
body.admin { background: var(--paper); }
.shell { display: grid; grid-template-columns: 256px minmax(0, 1fr); min-height: 100vh; }

/* Sidebar */
.sidebar { background: var(--ink); color: #aab6c8; display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; padding: 1.25rem 1rem; }
.sidebar .brand { color: #fff; padding: .25rem .5rem 1.25rem; }
.sidebar .brand-name small { color: #8795ab; }
.menu { list-style: none; margin: 0; padding: 0; display: grid; gap: .2rem; }
.menu-judul { font-size: .75rem; color: #7585a0; padding: 1.1rem .75rem .4rem; font-weight: 600; }
.menu a { display: flex; align-items: center; gap: .75rem; padding: .65rem .75rem; border-radius: var(--r-md); color: #c3cddc; text-decoration: none; font-weight: 500; font-size: .93rem; }
.menu a:hover { background: rgba(255, 255, 255, .07); color: #fff; }
.menu a[aria-current="page"] { background: rgba(255, 255, 255, .12); color: #fff; box-shadow: inset 3px 0 0 #fff; }
.menu .jumlah { margin-left: auto; background: var(--stamp); color: #fff; font-size: .72rem; font-weight: 700; padding: .12rem .5rem; border-radius: 999px; }
.sidebar-bawah { margin-top: auto; border-top: 1px solid rgba(255, 255, 255, .1); padding-top: 1rem; font-size: .88rem; }
.sidebar-bawah .nama { color: #fff; font-weight: 600; display: block; }
.sidebar-bawah .peran { color: #8795ab; font-size: .8rem; }
.sidebar-bawah .aksi { display: flex; gap: .5rem; margin-top: .75rem; }
.sidebar-bawah .btn { flex: 1; background: rgba(255, 255, 255, .08); color: #e5ebf4; border-color: transparent; }
.sidebar-bawah .btn:hover { background: rgba(255, 255, 255, .16); color: #fff; }

/* Konten */
.main { padding: 0 clamp(1.25rem, 3vw, 2.5rem) 3rem; min-width: 0; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.75rem 0 1.5rem; flex-wrap: wrap; }
.topbar h1 { font: 500 clamp(1.7rem, 3vw, 2.2rem)/1.1 var(--serif); margin: 0; letter-spacing: -.015em; }
.topbar .sub { color: var(--muted); font-size: .92rem; margin: .3rem 0 0; }
.topbar .aksi { display: flex; gap: .6rem; flex-wrap: wrap; }
.menu-seluler { display: none; }

.kartu { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); }
.kartu-pad { padding: 1.5rem; }
.kartu-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.1rem 1.5rem; border-bottom: 1px solid var(--line-soft); flex-wrap: wrap; }
.kartu-head h2 { font: 600 1rem/1.3 var(--sans); margin: 0; }
.kartu-head .sub { color: var(--muted); font-size: .85rem; }
.kartu .tabel th:first-child, .kartu .tabel td:first-child { padding-left: 1.5rem; }
.kartu .tabel th:last-child, .kartu .tabel td:last-child { padding-right: 1.5rem; }

/* Ringkasan angka: satu panel bersekat, bukan deretan kotak */
.ringkasan { display: grid; grid-template-columns: repeat(4, 1fr); margin-bottom: 1.5rem; }
.ringkasan > div { padding: 1.25rem 1.5rem; border-right: 1px solid var(--line-soft); }
.ringkasan > div:last-child { border-right: 0; }
.ringkasan .nilai { font: 500 2.3rem/1 var(--serif); color: var(--ink); font-variant-numeric: lining-nums tabular-nums; }
.ringkasan .label { color: var(--muted); font-size: .86rem; margin-top: .5rem; }
.ringkasan .label a { color: inherit; }
.ringkasan .perhatian .nilai { color: var(--stamp); }

.grid-dasbor { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 1.5rem; margin-bottom: 1.5rem; align-items: start; }
.grid-dasbor-2 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1.5rem; align-items: start; }

/* Grafik */
.grafik { padding: 1rem 1.5rem 1.25rem; }
.grafik svg { display: block; width: 100%; height: auto; overflow: visible; }
.grafik .grid-garis { stroke: var(--line-soft); stroke-width: 1; }
.grafik .sumbu { stroke: var(--line); stroke-width: 1; }
.grafik .teks { font: 500 11px var(--sans); fill: var(--muted); }
.grafik .batang { fill: var(--brand); transition: fill .12s; }
.grafik .batang-ini { fill: var(--ink); }
.grafik a:hover .batang, .grafik [data-tip]:hover .batang { fill: var(--brand-600); }
.grafik .nilai-batang { font: 600 11px var(--sans); fill: var(--ink); }
.tip { position: absolute; display: none; transform: translate(-50%, -100%); background: var(--ink); color: #fff; font-size: .8rem; padding: .35rem .6rem; border-radius: 6px; pointer-events: none; white-space: nowrap; z-index: 60; }
.tip::after { content: ""; position: absolute; left: 50%; top: 100%; margin-left: -5px; border: 5px solid transparent; border-top-color: var(--ink); }

.bar-daftar { list-style: none; margin: 0; padding: 1rem 1.5rem 1.25rem; display: grid; gap: .9rem; }
.bar-daftar .baris { display: flex; justify-content: space-between; font-size: .9rem; margin-bottom: .3rem; }
.bar-daftar .baris span:last-child { font-variant-numeric: tabular-nums; color: var(--ink); font-weight: 600; }
.bar-jalur { height: 6px; background: var(--neutral-50); border-radius: 3px; overflow: hidden; }
.bar-isi { height: 100%; background: var(--brand); border-radius: 3px; }

.kapasitas { padding: 1.25rem 1.5rem; }
.kapasitas .angka { font: 500 1.6rem/1 var(--serif); color: var(--ink); }

/* Filter & tab status */
.tab-status { display: flex; gap: .25rem; margin-bottom: 1rem; flex-wrap: wrap; }
.tab-status a { padding: .5rem .9rem; border-radius: 999px; text-decoration: none; color: var(--text); font-weight: 500; font-size: .9rem; border: 1px solid transparent; }
.tab-status a:hover { background: #fff; }
.tab-status a[aria-current="true"] { background: var(--ink); color: #fff; }
.tab-status .n { opacity: .7; margin-left: .3rem; font-variant-numeric: tabular-nums; }
.filter-admin { display: grid; grid-template-columns: 1.8fr 1fr auto; gap: .6rem; padding: 1rem 1.5rem; border-bottom: 1px solid var(--line-soft); }
.filter-admin .field { margin: 0; }

/* Detail */
.detail { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 1.5rem; align-items: start; }
.dl { display: grid; grid-template-columns: 11rem 1fr; gap: .8rem 1.25rem; margin: 0; font-size: .94rem; }
.dl dt { color: var(--muted); }
.dl dd { margin: 0; color: var(--ink); overflow-wrap: anywhere; }
.isbn-besar { font: 400 clamp(1.8rem, 3.4vw, 2.6rem)/1.1 var(--serif); font-variant-numeric: lining-nums tabular-nums; color: var(--ink); }
.aksi-vertikal { display: grid; gap: .6rem; }
.aksi-vertikal form { display: grid; gap: .6rem; }
.divider { border: 0; border-top: 1px solid var(--line-soft); margin: 1.25rem 0; }

/* Login */
.login { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.login-visual { background: var(--ink); color: #fff; padding: clamp(2rem, 5vw, 4rem); display: flex; flex-direction: column; justify-content: space-between; }
.login-visual .brand { color: #fff; }
.login-visual .brand-name small { color: #8795ab; }
.login-visual h1 { color: #fff; font: 500 clamp(2rem, 3.6vw, 3rem)/1.1 var(--serif); max-width: 14ch; margin: 0 0 1rem; }
.login-visual p { color: #aab6c8; max-width: 38ch; }
.login-isbn { font: 400 clamp(1.4rem, 2.6vw, 2.1rem)/1 var(--serif); color: #8fa0ba; letter-spacing: .02em; font-variant-numeric: lining-nums tabular-nums; }
.login-isbn b { color: #ff8b78; font-weight: 400; }
.login-form-wrap { display: grid; place-items: center; padding: 2rem; background: var(--paper); }
.login-form { width: min(400px, 100%); }
.login-form h2 { font: 500 1.8rem/1.15 var(--serif); margin-bottom: .4rem; }

/* Cetak */
@media print {
  .no-print { display: none !important; }
}

@media (max-width: 1100px) {
  .ringkasan { grid-template-columns: 1fr 1fr; }
  .ringkasan > div:nth-child(2) { border-right: 0; }
  .ringkasan > div:nth-child(-n+2) { border-bottom: 1px solid var(--line-soft); }
  .grid-dasbor, .grid-dasbor-2, .detail { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; z-index: 50; inset: 0 auto 0 0; width: 276px; transform: translateX(-100%); transition: transform .2s; }
  .sidebar.terbuka { transform: none; box-shadow: var(--shadow-pop); }
  .menu-seluler { display: inline-grid; place-items: center; width: 44px; height: 44px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); color: var(--ink); cursor: pointer; }
  .topbar { padding-top: 1rem; }
  .login { grid-template-columns: 1fr; }
  .login-visual { display: none; }
  .filter-admin { grid-template-columns: 1fr; }
  .dl { grid-template-columns: 1fr; gap: .1rem; }
  .dl dd { margin-bottom: .75rem; }
}
@media (max-width: 560px) {
  .ringkasan > div { padding: 1rem; }
  .ringkasan .nilai { font-size: 1.8rem; }
}