/* =========================================================
   SIPUS - Sistem Informasi Perpustakaan
   Desain: "ruang baca" - tinta gelap, kertas hangat, aksen kuningan
   ========================================================= */

:root {
  /* Warna */
  --ink-900: #17293A;
  --ink-800: #1E3448;
  --ink-700: #24425A;
  --ink-500: #3A6079;
  --ink-300: #7C97A8;
  --ink-100: #DCE6EC;

  --brass-600: #A5762F;
  --brass-500: #B8863B;
  --brass-400: #CB9E5C;
  --brass-100: #F2E6CC;

  --paper-0: #FFFFFF;
  --paper-50: #F6F7F8;
  --paper-100: #EEF0F2;

  --text: #1E2A32;
  --muted: #64748B;
  --line: #E2E5E9;

  --danger: #B3432B;
  --danger-bg: #FBEAE6;
  --success: #2F6E4F;
  --success-bg: #E8F3EC;
  --warning-text: #8A5A1E;
  --warning-bg: #FBF0DC;

  /* Tipografi */
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;

  /* Spasi */
  --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px;
  --sp-5: 24px; --sp-6: 32px; --sp-7: 48px; --sp-8: 64px;

  /* Radius & bayangan */
  --radius-sm: 6px; --radius: 10px; --radius-lg: 18px; --radius-full: 999px;
  --shadow-sm: 0 1px 2px rgba(23,41,58,.06);
  --shadow: 0 1px 3px rgba(23,41,58,.08), 0 4px 16px rgba(23,41,58,.05);
  --shadow-lg: 0 12px 32px rgba(23,41,58,.14), 0 2px 6px rgba(23,41,58,.06);

  --sidebar-w: 264px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--paper-50);
  color: var(--text);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink-900);
  margin: 0 0 var(--sp-3);
  line-height: 1.2;
}
h1 { font-size: 30px; font-weight: 700; }
h2 { font-size: 23px; }
h3 { font-size: 19px; }
p { margin: 0 0 var(--sp-3); }
a { color: var(--brass-600); text-decoration: none; }
a:hover { text-decoration: underline; }
small, .text-sm { font-size: 13px; }
.text-muted { color: var(--muted); }
code { background: var(--paper-100); padding: 2px 6px; border-radius: 4px; font-size: 13px; }
hr { border: none; border-top: 1px solid var(--line); margin: var(--sp-5) 0; }
::selection { background: var(--brass-100); }
:focus-visible { outline: 2.5px solid var(--brass-500); outline-offset: 2px; }

img { max-width: 100%; display: block; }

/* ---------------------------------------------------------
   Kerangka aplikasi (setelah login)
   --------------------------------------------------------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--ink-900);
  color: #DDE7EE;
  display: flex;
  flex-direction: column;
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 40;
  transition: transform .25s ease;
}
.sidebar-brand {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-5) var(--sp-5) var(--sp-4);
}
.brand-mark {
  width: 38px; height: 38px; border-radius: var(--radius);
  background: linear-gradient(180deg, var(--brass-500), var(--brass-600));
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.brand-mark svg { width: 22px; height: 22px; color: var(--ink-900); }
.brand-text { font-family: var(--font-display); font-weight: 700; font-size: 17px; color: #fff; line-height: 1.15; }
.brand-text span { display: block; font-family: var(--font-body); font-weight: 500; font-size: 11.5px; color: var(--ink-300); text-transform: uppercase; letter-spacing: .06em; }

.sidebar-nav { flex: 1; overflow-y: auto; padding: var(--sp-3) var(--sp-4); }
.nav-group-label { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-300); margin: var(--sp-4) var(--sp-3) var(--sp-2); }
.nav-item {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: 10px var(--sp-3); border-radius: var(--radius-sm);
  color: #C7D6E0; font-size: 14.5px; font-weight: 500;
  margin-bottom: 2px;
}
.nav-item svg { width: 19px; height: 19px; flex-shrink: 0; opacity: .85; }
.nav-item:hover { background: rgba(255,255,255,.06); color: #fff; text-decoration: none; }
.nav-item.is-active { background: var(--brass-500); color: var(--ink-900); font-weight: 600; }
.nav-item.is-active svg { opacity: 1; }

.sidebar-footer { padding: var(--sp-4); border-top: 1px solid rgba(255,255,255,.08); }
.user-chip { display: flex; align-items: center; gap: var(--sp-3); }
.user-avatar {
  width: 36px; height: 36px; border-radius: var(--radius-full);
  background: var(--ink-700); color: var(--brass-400);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px; flex-shrink: 0;
}
.user-meta { min-width: 0; }
.user-meta .name { color: #fff; font-size: 13.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-meta .role { color: var(--ink-300); font-size: 12px; text-transform: capitalize; }
.logout-link { margin-left: auto; color: var(--ink-300); flex-shrink: 0; display: flex; }
.logout-link:hover { color: #fff; }
.logout-link svg { width: 18px; height: 18px; }

.main {
  margin-left: var(--sidebar-w);
  flex: 1; min-width: 0;
  display: flex; flex-direction: column;
}
.topbar {
  display: flex; align-items: center; gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-6);
  background: var(--paper-0); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 30;
}
.topbar h1 { font-size: 21px; margin: 0; }
.menu-toggle {
  display: none; background: none; border: none; cursor: pointer;
  width: 38px; height: 38px; border-radius: var(--radius-sm);
  align-items: center; justify-content: center; color: var(--ink-800);
}
.menu-toggle svg { width: 22px; height: 22px; }
.menu-toggle:hover { background: var(--paper-100); }
.topbar-spacer { flex: 1; }
.sidebar-scrim { display: none; }

.content { padding: var(--sp-6); max-width: 1360px; width: 100%; margin: 0 auto; }

@media (max-width: 992px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.is-open { transform: translateX(0); box-shadow: var(--shadow-lg); }
  .main { margin-left: 0; }
  .menu-toggle { display: inline-flex; }
  .content { padding: var(--sp-4); }
  .sidebar-scrim.is-visible {
    display: block; position: fixed; inset: 0; background: rgba(23,41,58,.45); z-index: 35;
  }
}

/* ---------------------------------------------------------
   Kartu, tombol, lencana (badge)
   --------------------------------------------------------- */
.card {
  background: var(--paper-0); border: 1px solid var(--line);
  border-radius: var(--radius-lg); box-shadow: var(--shadow);
  padding: var(--sp-5);
}
.card + .card { margin-top: var(--sp-5); }
.card-head {
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4);
  margin-bottom: var(--sp-5); flex-wrap: wrap;
}
.card-head h2, .card-head h3 { margin: 0; }
.card-head p { margin: 4px 0 0; color: var(--muted); font-size: 13.5px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-body); font-weight: 600; font-size: 14px;
  padding: 10px 18px; border-radius: var(--radius-sm); border: 1px solid transparent;
  cursor: pointer; transition: filter .15s ease, background .15s ease; white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; }
.btn:hover { text-decoration: none; filter: brightness(0.96); }
.btn-primary { background: var(--brass-500); color: var(--ink-900); }
.btn-primary:hover { background: var(--brass-600); color: #fff; }
.btn-ink { background: var(--ink-900); color: #fff; }
.btn-ink:hover { background: var(--ink-700); }
.btn-outline { background: transparent; border-color: var(--line); color: var(--text); }
.btn-outline:hover { background: var(--paper-100); }
.btn-danger { background: var(--danger-bg); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-icon { padding: 8px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-block { width: 100%; }

.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 10px; border-radius: var(--radius-full);
  font-size: 12.5px; font-weight: 600;
}
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-brass { background: var(--brass-100); color: var(--brass-600); }
.badge-muted { background: var(--paper-100); color: var(--muted); }

.alert {
  padding: var(--sp-4) var(--sp-4); border-radius: var(--radius);
  margin-bottom: var(--sp-4); font-size: 14px; font-weight: 500;
  border: 1px solid transparent;
}
.alert-success { background: var(--success-bg); color: var(--success); border-color: rgba(47,110,79,.2); }
.alert-danger { background: var(--danger-bg); color: var(--danger); border-color: rgba(179,67,43,.2); }
.alert-info { background: var(--ink-100); color: var(--ink-700); border-color: rgba(58,96,121,.2); }
.alert-warning { background: var(--warning-bg); color: var(--warning-text); border-color: rgba(138,90,30,.2); }

/* ---------------------------------------------------------
   Statistik dashboard
   --------------------------------------------------------- */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-5); margin-bottom: var(--sp-5); }
@media (max-width: 1100px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .stat-grid { grid-template-columns: 1fr; } }
.stat-card {
  background: var(--paper-0); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: var(--sp-5); box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: var(--sp-3);
}
.stat-icon {
  width: 40px; height: 40px; border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
}
.stat-icon svg { width: 20px; height: 20px; }
.stat-icon.tone-ink { background: var(--ink-100); color: var(--ink-700); }
.stat-icon.tone-brass { background: var(--brass-100); color: var(--brass-600); }
.stat-icon.tone-danger { background: var(--danger-bg); color: var(--danger); }
.stat-icon.tone-success { background: var(--success-bg); color: var(--success); }
.stat-value { font-family: var(--font-display); font-size: 32px; font-weight: 700; color: var(--ink-900); line-height: 1; }
.stat-label { color: var(--muted); font-size: 13.5px; }

.grid-2 { display: grid; grid-template-columns: 1.4fr 1fr; gap: var(--sp-5); align-items: start; }
@media (max-width: 992px) { .grid-2 { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------
   Formulir
   --------------------------------------------------------- */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-4) var(--sp-5); }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } }
.form-grid .span-2 { grid-column: 1 / -1; }
.form-group { margin-bottom: var(--sp-4); }
.form-group label { display: block; font-weight: 600; font-size: 13.5px; margin-bottom: 6px; color: var(--ink-800); }
.form-group .hint { display: block; font-weight: 400; color: var(--muted); font-size: 12.5px; margin-top: 5px; }
.form-control, select.form-control, textarea.form-control {
  width: 100%; padding: 10px 13px; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 14.5px; color: var(--text); background: var(--paper-0);
}
.form-control:focus { border-color: var(--brass-500); outline: none; box-shadow: 0 0 0 3px var(--brass-100); }
textarea.form-control { resize: vertical; min-height: 90px; }
.input-search { position: relative; }
.input-search svg { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); width: 17px; height: 17px; color: var(--muted); }
.input-search .form-control { padding-left: 38px; }
.filter-bar { display: flex; gap: var(--sp-3); flex-wrap: wrap; align-items: center; margin-bottom: var(--sp-5); }
.filter-bar .form-control, .filter-bar select { width: auto; }
.filter-bar .input-search { flex: 1; min-width: 200px; }
.form-actions { display: flex; gap: var(--sp-3); margin-top: var(--sp-5); padding-top: var(--sp-5); border-top: 1px solid var(--line); }

.cover-upload { display: flex; gap: var(--sp-4); align-items: flex-start; }
.cover-preview {
  width: 96px; height: 128px; border-radius: var(--radius-sm); border: 1.5px dashed var(--line);
  object-fit: cover; background: var(--paper-100); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; color: var(--muted);
}

/* ---------------------------------------------------------
   Tabel
   --------------------------------------------------------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table.table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.table th {
  text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .05em;
  color: var(--muted); font-weight: 700; padding: 12px 16px; background: var(--paper-50);
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
table.table td { padding: 13px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.table tr:last-child td { border-bottom: none; }
table.table tbody tr:hover { background: var(--brass-100); background: rgba(184,134,59,.06); }
.cell-title { font-weight: 600; color: var(--ink-900); }
.cell-actions { display: flex; gap: 6px; white-space: nowrap; }
.cell-actions form { display: inline-flex; margin: 0; }
.avatar-sm {
  width: 34px; height: 34px; border-radius: var(--radius-full); object-fit: cover;
  background: var(--ink-100); color: var(--ink-700); display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 12px; flex-shrink: 0;
}
.with-avatar { display: flex; align-items: center; gap: 10px; }
.empty-state { text-align: center; padding: var(--sp-8) var(--sp-5); color: var(--muted); }
.empty-state svg { width: 40px; height: 40px; margin-bottom: var(--sp-3); opacity: .5; }

/* Pagination */
.pagination-nav { display: flex; justify-content: center; margin-top: var(--sp-5); }
.pagination-list { list-style: none; display: flex; gap: 4px; padding: 0; margin: 0; }
.page-link {
  display: flex; align-items: center; justify-content: center;
  min-width: 34px; height: 34px; border-radius: var(--radius-sm);
  color: var(--text); font-size: 13.5px; font-weight: 600; border: 1px solid var(--line);
}
.page-link:hover { background: var(--paper-100); text-decoration: none; }
.page-link.is-active { background: var(--ink-900); border-color: var(--ink-900); color: #fff; }
.page-link.is-disabled { opacity: .4; pointer-events: none; }
.page-ellipsis { display: flex; align-items: center; justify-content: center; min-width: 20px; color: var(--muted); }

/* ---------------------------------------------------------
   Kategori chip warna & sampul rak buku
   --------------------------------------------------------- */
.chip-color { width: 10px; height: 10px; border-radius: var(--radius-full); display: inline-block; flex-shrink: 0; }
.book-tile { display: flex; gap: var(--sp-4); }
.book-cover-sm {
  width: 52px; height: 70px; border-radius: 4px; object-fit: cover; flex-shrink: 0;
  border-left: 4px solid var(--brass-500);
  background: var(--paper-100);
}

/* ---------------------------------------------------------
   Halaman publik (landing, OPAC, login)
   --------------------------------------------------------- */
.public-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--sp-4) var(--sp-6); max-width: 1200px; margin: 0 auto;
}
.public-header .brand { display: flex; align-items: center; gap: 12px; font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--ink-900); }
.public-header .brand .brand-mark { width: 34px; height: 34px; }
.public-nav { display: flex; gap: var(--sp-5); align-items: center; }
.public-nav a:not(.btn) { color: var(--ink-700); font-weight: 600; font-size: 14px; }
.public-nav a:not(.btn):hover { color: var(--brass-600); }

.hero {
  position: relative; overflow: hidden;
  background: var(--ink-900); color: #fff;
  padding: var(--sp-8) var(--sp-6) var(--sp-7);
}
.hero-inner { max-width: 800px; margin: 0 auto; text-align: center; position: relative; z-index: 2; }
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--brass-400); font-weight: 600; font-size: 13px;
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: var(--sp-4);
}
.hero h1 { color: #fff; font-size: 42px; margin-bottom: var(--sp-3); }
.hero p.lead { color: #C7D6E0; font-size: 17px; max-width: 560px; margin: 0 auto var(--sp-6); }
.spine-row { position: absolute; bottom: -6px; left: 0; right: 0; z-index: 1; opacity: .5; }

.search-panel {
  background: var(--paper-0); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  padding: var(--sp-3); display: flex; gap: var(--sp-3); max-width: 620px; margin: 0 auto;
  position: relative; z-index: 2;
}
.search-panel input {
  flex: 1; border: none; padding: 12px 16px; font-size: 15px; font-family: var(--font-body); border-radius: var(--radius-sm);
}
.search-panel input:focus { outline: none; }

.stats-strip {
  max-width: 900px; margin: var(--sp-6) auto 0; display: flex; justify-content: center; gap: var(--sp-8);
  position: relative; z-index: 2; flex-wrap: wrap;
}
.stats-strip .num { font-family: var(--font-display); font-size: 26px; font-weight: 700; color: var(--brass-400); }
.stats-strip .lbl { font-size: 12.5px; color: var(--ink-300); text-transform: uppercase; letter-spacing: .05em; }

.section { max-width: 1160px; margin: 0 auto; padding: var(--sp-7) var(--sp-6); }
.section-head { text-align: center; max-width: 560px; margin: 0 auto var(--sp-6); }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-5); }
@media (max-width: 900px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .feature-grid { grid-template-columns: 1fr; } .hero h1 { font-size: 30px; } .search-panel { flex-direction: column; } }
.feature-card { padding: var(--sp-5); }
.feature-card .stat-icon { margin-bottom: var(--sp-3); }

.book-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--sp-4); }
@media (max-width: 900px) { .book-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .book-grid { grid-template-columns: repeat(2, 1fr); } }
.book-card {
  background: var(--paper-0); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .15s ease, box-shadow .15s ease;
}
.book-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); text-decoration: none; }
.book-cover { width: 100%; aspect-ratio: 3/4; object-fit: cover; background: var(--paper-100); }
.book-card-body { padding: var(--sp-3) var(--sp-4) var(--sp-4); }
.book-card-body .judul { font-weight: 700; color: var(--ink-900); font-size: 14px; margin-bottom: 3px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.book-card-body .pengarang { color: var(--muted); font-size: 12.5px; margin-bottom: 8px; }

.public-footer { border-top: 1px solid var(--line); padding: var(--sp-6); text-align: center; color: var(--muted); font-size: 13px; }

/* ---------------------------------------------------------
   Login
   --------------------------------------------------------- */
.auth-shell { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
@media (max-width: 860px) { .auth-shell { grid-template-columns: 1fr; } .auth-side { display: none; } }
.auth-side {
  background: var(--ink-900); color: #fff; position: relative; overflow: hidden;
  display: flex; flex-direction: column; justify-content: center; padding: var(--sp-8);
}
.auth-side h2 { color: #fff; font-size: 27px; max-width: 380px; }
.auth-side p { color: var(--ink-300); max-width: 360px; }
.auth-form-wrap { display: flex; align-items: center; justify-content: center; padding: var(--sp-6); }
.auth-card { width: 100%; max-width: 380px; }
.auth-card .brand-mark { margin-bottom: var(--sp-5); }
.auth-card h1 { font-size: 25px; margin-bottom: 4px; }
.auth-card > p { color: var(--muted); margin-bottom: var(--sp-6); }
.auth-card .form-actions { border: none; padding-top: 0; margin-top: var(--sp-3); }
.demo-creds {
  margin-top: var(--sp-6); padding: var(--sp-4); background: var(--paper-50);
  border-radius: var(--radius); font-size: 12.5px; color: var(--muted); line-height: 1.7;
}
.demo-creds b { color: var(--ink-800); }

/* ---------------------------------------------------------
   Kartu anggota cetak & area cetak laporan
   --------------------------------------------------------- */
.print-only { display: none; }
@media print {
  .no-print { display: none !important; }
  .print-only { display: block !important; }
  body { background: #fff; font-size: 12px; }
  .content { padding: 0; max-width: none; }
  .main { margin-left: 0; }
  .card { box-shadow: none; border: none; padding: 0; }
}

.member-card {
  width: 340px; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow);
  border: 1px solid var(--line); font-family: var(--font-body);
}
.member-card-head { background: var(--ink-900); color: #fff; padding: var(--sp-4); display: flex; gap: 10px; align-items: center; }
.member-card-head .brand-mark { width: 30px; height: 30px; }
.member-card-head .lib-name { font-family: var(--font-display); font-weight: 700; font-size: 13.5px; }
.member-card-body { padding: var(--sp-4); display: flex; gap: var(--sp-4); align-items: center; }
.member-card-body .photo { width: 64px; height: 64px; border-radius: var(--radius); object-fit: cover; background: var(--paper-100); flex-shrink: 0; }
.member-card-body .kode { font-family: var(--font-display); font-weight: 700; color: var(--brass-600); font-size: 15px; }

/* ---------------------------------------------------------
   Util
   --------------------------------------------------------- */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.w-full { width: 100%; }
.danger-zone { border: 1.5px dashed var(--danger); background: var(--danger-bg); border-radius: var(--radius); padding: var(--sp-4); }
.danger-zone h3 { color: var(--danger); }