/* ==========================================================================
   SIGAPURA JABAR — Design system
   Style: modern SaaS dashboard (Vercel/Linear vibe), gradient accents,
   glassmorphism cards, soft shadows. Fancy tapi profesional.
   ========================================================================== */

:root {
  /* Palette — biru Kemendikdasmen (deep navy → cyan), amber warning, red critical */
  --brand-50:  #eff8ff;
  --brand-100: #d1e9ff;
  --brand-200: #b2ddff;
  --brand-300: #84caff;
  --brand-400: #53b1fd;
  --brand-500: #2e90fa;
  --brand-600: #1570ef;
  --brand-700: #0057b8;   /* biru primer Kemendikdasmen */
  --brand-800: #003d82;
  --brand-900: #002855;   /* navy dalam untuk sidebar */

  --accent-500: #00b4d8;   /* cyan aksen */
  --gold-500:   #fbbf24;   /* aksen emas (identitas visual pendidikan) */
  --warn-500:   #f59e0b;
  --danger-500: #ef4444;

  /* Neutrals */
  --ink-950: #0a0f1a;
  --ink-900: #101828;
  --ink-800: #1d2939;
  --ink-700: #344054;
  --ink-600: #475467;
  --ink-500: #667085;
  --ink-400: #98a2b3;
  --ink-300: #d0d5dd;
  --ink-200: #e4e7ec;
  --ink-100: #f2f4f7;
  --ink-50:  #f9fafb;

  /* Surfaces */
  --bg:        #f5f7fb;
  --surface:   #ffffff;
  --surface-2: #fafbfd;
  --border:    #e6eaf1;

  /* Elevation */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, .04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, .08), 0 2px 4px -1px rgba(15, 23, 42, .04);
  --shadow-lg: 0 12px 32px -8px rgba(15, 23, 42, .12), 0 6px 12px -4px rgba(15, 23, 42, .06);

  /* Gradients */
  --grad-brand: linear-gradient(135deg, #0057b8 0%, #00b4d8 100%);
  --grad-warn:  linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  --grad-hero:  radial-gradient(1200px 400px at 20% -20%, rgba(0, 87, 184, .18), transparent 60%),
                radial-gradient(900px 400px at 90% -10%, rgba(0, 180, 216, .16), transparent 55%);

  /* Radius */
  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  /* Layout */
  --sidebar-w: 248px;
  --header-h:  64px;
}

/* -------------------------------------------------------------------------- */
/* Reset + base                                                               */
/* -------------------------------------------------------------------------- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-feature-settings: 'ss01', 'cv11';
  background: var(--bg);
  color: var(--ink-900);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
a { color: var(--brand-700); text-decoration: none; }
a:hover { color: var(--brand-800); }
h1, h2, h3, h4 { margin: 0 0 .5rem; font-weight: 600; letter-spacing: -0.01em; }
.mono { font-family: 'Space Grotesk', 'JetBrains Mono', monospace; font-feature-settings: 'tnum'; }

/* -------------------------------------------------------------------------- */
/* App shell — sidebar + header + main                                        */
/* -------------------------------------------------------------------------- */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--header-h) 1fr;
  grid-template-areas:
    "sidebar header"
    "sidebar main";
  min-height: 100vh;
}

.app-sidebar {
  grid-area: sidebar;
  background: linear-gradient(180deg, #002855 0%, #001a3d 100%);
  color: #dbe7f5;
  padding: 1.25rem 0.75rem;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  border-right: 1px solid rgba(255, 255, 255, .04);
  transition: transform .3s cubic-bezier(.4,0,.2,1);
}

/* Sidebar backdrop untuk mobile (overlay behind drawer) */
.sidebar-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, .55);
  backdrop-filter: blur(2px);
  z-index: 90;
  opacity: 0;
  transition: opacity .25s ease;
}
.sidebar-backdrop.open { opacity: 1; }

/* Hamburger toggle */
.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  padding: .5rem;
  border-radius: 8px;
  cursor: pointer;
  color: var(--ink-700);
  transition: background .15s;
}
.menu-toggle:hover { background: var(--ink-50); }
.menu-toggle svg { width: 20px; height: 20px; display: block; }

.app-sidebar .brand {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: 0 .75rem 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, .06);
  margin-bottom: 1rem;
}
.app-sidebar .brand-mark {
  width: 34px; height: 34px;
  border-radius: 10px;
  background: var(--grad-brand);
  display: grid; place-items: center;
  color: #fff; font-weight: 800;
  box-shadow: 0 6px 14px -4px rgba(0, 87, 184, .55);
}
.app-sidebar .brand-mark-img {
  width: 40px; height: 40px;
  object-fit: contain;
  filter: drop-shadow(0 4px 10px rgba(0, 180, 216, .5));
  flex-shrink: 0;
}
.app-sidebar .brand-text { line-height: 1.1; }
.app-sidebar .brand-text strong { font-size: .95rem; color: #fff; letter-spacing: .02em; }
.app-sidebar .brand-text span { font-size: .7rem; color: rgba(255,255,255,.55); }

.nav-group-label {
  padding: .875rem .875rem .375rem;
  font-size: .68rem;
  font-weight: 600;
  color: rgba(255,255,255,.4);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .625rem .875rem;
  color: rgba(255,255,255,.72);
  border-radius: 10px;
  font-size: .875rem;
  font-weight: 500;
  transition: all .15s ease;
  cursor: pointer;
}
.nav-item:hover {
  background: rgba(255,255,255,.06);
  color: #fff;
}
.nav-item.active {
  background: linear-gradient(90deg, rgba(46, 144, 250, .22), rgba(46, 144, 250, .04));
  color: #fff;
  box-shadow: inset 2px 0 0 var(--brand-400);
}
.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; opacity: .85; }
.nav-item.active svg { color: var(--brand-300); opacity: 1; }

/* -------------------------------------------------------------------------- */
/* Header                                                                      */
/* -------------------------------------------------------------------------- */
.app-header {
  grid-area: header;
  background: rgba(255,255,255,.78);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 20;
}
.app-header .page-title { font-size: 1.05rem; font-weight: 600; letter-spacing: -0.01em; }
.app-header .page-subtitle { font-size: .8rem; color: var(--ink-500); }
.app-header .header-actions { display: flex; align-items: center; gap: .625rem; }

/* -------------------------------------------------------------------------- */
/* Main                                                                        */
/* -------------------------------------------------------------------------- */
.app-main {
  grid-area: main;
  padding: 1.75rem;
  background: var(--bg);
  background-image: var(--grad-hero);
  background-repeat: no-repeat;
  background-size: 100% 460px;
}

/* -------------------------------------------------------------------------- */
/* Cards                                                                       */
/* -------------------------------------------------------------------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 1.25rem 1.25rem;
  transition: box-shadow .2s ease, transform .2s ease;
}
.card:hover { box-shadow: var(--shadow-md); }
.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 1rem;
}
.card-title { font-size: .95rem; font-weight: 600; color: var(--ink-900); }
.card-sub   { font-size: .78rem; color: var(--ink-500); margin-top: .125rem; }

.card-glass {
  background: linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.72));
  backdrop-filter: blur(10px);
  border-color: rgba(255,255,255,.6);
}

/* -------------------------------------------------------------------------- */
/* KPI                                                                         */
/* -------------------------------------------------------------------------- */
.kpi-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}
.kpi {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.125rem 1.25rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.kpi::after {
  content: '';
  position: absolute;
  inset: auto -1px -1px auto;
  width: 130px; height: 130px;
  background: radial-gradient(circle at 100% 100%, rgba(0,87,184,.09), transparent 65%);
  pointer-events: none;
}
.kpi-label { font-size: .78rem; color: var(--ink-500); font-weight: 500; text-transform: uppercase; letter-spacing: .04em; }
.kpi-value { font-family: 'Space Grotesk', 'Inter', sans-serif; font-size: 1.85rem; font-weight: 700; letter-spacing: -0.02em; color: var(--ink-900); margin-top: .25rem; font-feature-settings: 'tnum'; }
.kpi-sub   { font-size: .8rem; color: var(--ink-500); margin-top: .25rem; }
.kpi.accent { background: linear-gradient(135deg, #003d82 0%, #002855 100%); color: #fff; border: 0; }
.kpi.accent .kpi-label { color: rgba(255,255,255,.7); }
.kpi.accent .kpi-value { color: #fff; }
.kpi.accent .kpi-sub   { color: rgba(255,255,255,.75); }
.kpi.accent::after { background: radial-gradient(circle at 100% 100%, rgba(46,144,250,.35), transparent 65%); }

/* Delta chips */
.chip { display: inline-flex; align-items: center; gap: .25rem; padding: .125rem .5rem; border-radius: 999px; font-size: .72rem; font-weight: 600; }
.chip.pos { background: #dcfae6; color: #067647; }
.chip.neg { background: #fee2e2; color: #b91c1c; }
.chip.warn{ background: #fef3c7; color: #92400e; }
.chip.info{ background: #e0f2fe; color: #075985; }

/* -------------------------------------------------------------------------- */
/* Grid utilities                                                              */
/* -------------------------------------------------------------------------- */
.grid { display: grid; gap: 1rem; }
.grid.cols-2 { grid-template-columns: 1fr 1fr; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-12 { grid-template-columns: repeat(12, 1fr); }
.col-span-4 { grid-column: span 4; }
.col-span-6 { grid-column: span 6; }
.col-span-8 { grid-column: span 8; }
.col-span-12{ grid-column: span 12; }
@media (max-width: 960px) {
  .grid.cols-2, .grid.cols-3 { grid-template-columns: 1fr; }
  .col-span-4, .col-span-6, .col-span-8 { grid-column: span 12; }
}

.stack { display: flex; flex-direction: column; gap: 1rem; }
.row   { display: flex; align-items: center; gap: .75rem; }
.spacer{ flex: 1; }

/* -------------------------------------------------------------------------- */
/* Form controls                                                               */
/* -------------------------------------------------------------------------- */
.control-label { font-size: .78rem; font-weight: 600; color: var(--ink-700); margin-bottom: .375rem; display: block; }
.control {
  width: 100%;
  padding: .5rem .75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink-900);
  font-size: .875rem;
  transition: border-color .15s, box-shadow .15s;
}
.control:focus {
  outline: none;
  border-color: var(--brand-400);
  box-shadow: 0 0 0 3px rgba(46, 144, 250, .18);
}
.btn {
  display: inline-flex; align-items: center; gap: .375rem;
  padding: .5rem .875rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink-800);
  font-size: .8rem; font-weight: 600;
  cursor: pointer;
  transition: all .15s;
}
.btn:hover { background: var(--ink-50); border-color: var(--ink-300); }
.btn.primary {
  background: var(--grad-brand);
  color: #fff;
  border: 0;
  box-shadow: 0 4px 12px -3px rgba(0,87,184,.45);
}
.btn.primary:hover { transform: translateY(-1px); box-shadow: 0 8px 18px -4px rgba(0,87,184,.55); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--ink-600); }
.btn.ghost:hover { background: var(--ink-100); color: var(--ink-900); }

/* Toggle switch */
.toggle { position: relative; display: inline-flex; align-items: center; gap: .625rem; cursor: pointer; font-size: .85rem; font-weight: 500; color: var(--ink-700); }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .track { width: 36px; height: 20px; background: var(--ink-300); border-radius: 999px; position: relative; transition: background .18s; }
.toggle .track::after { content: ''; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; background: #fff; border-radius: 50%; box-shadow: var(--shadow-xs); transition: transform .18s; }
.toggle input:checked + .track { background: var(--brand-500); }
.toggle input:checked + .track::after { transform: translateX(16px); }

/* -------------------------------------------------------------------------- */
/* Table                                                                       */
/* -------------------------------------------------------------------------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); }
table.data { width: 100%; border-collapse: separate; border-spacing: 0; font-size: .82rem; }
table.data thead th {
  text-align: left;
  padding: .625rem .875rem;
  background: var(--ink-50);
  color: var(--ink-600);
  font-weight: 600;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0;
}
table.data tbody td {
  padding: .625rem .875rem;
  border-bottom: 1px solid var(--ink-100);
  color: var(--ink-800);
}
table.data tbody tr:hover { background: var(--ink-50); }
table.data tbody tr:last-child td { border-bottom: 0; }

/* -------------------------------------------------------------------------- */
/* Map                                                                         */
/* -------------------------------------------------------------------------- */
.map-wrap { height: 520px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
.leaflet-container { background: #f5f7fb !important; }
.leaflet-tile-pane { filter: saturate(0.9); }

/* Legend */
.legend { display: flex; align-items: center; gap: .5rem; font-size: .75rem; color: var(--ink-600); }
.legend .swatch { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }

/* -------------------------------------------------------------------------- */
/* Utility                                                                     */
/* -------------------------------------------------------------------------- */
.text-muted { color: var(--ink-500); }
.text-small { font-size: .8rem; }
.text-xs    { font-size: .72rem; }
.hidden { display: none !important; }
.mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: .5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }

/* App footer */
.app-footer {
  margin-top: 2rem;
  padding: 1rem 0 .5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: .78rem;
  color: var(--ink-500);
}
.app-footer strong { color: var(--brand-700); font-weight: 600; }

/* Skeleton loader */
.skeleton {
  background: linear-gradient(90deg, var(--ink-100) 0%, var(--ink-50) 50%, var(--ink-100) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: 6px;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--ink-200); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-300); }

/* -------------------------------------------------------------------------- */
/* RESPONSIVE — tablet & phone                                                */
/* -------------------------------------------------------------------------- */

/* Tablet & di bawahnya — sidebar jadi drawer, muncul via hamburger */
@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "main";
  }
  .app-sidebar {
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    width: 264px;
    z-index: 100;
    transform: translateX(-100%);
    box-shadow: 4px 0 20px rgba(0, 0, 0, .3);
  }
  .app-sidebar.open { transform: translateX(0); }
  .sidebar-backdrop { display: block; pointer-events: none; }
  .sidebar-backdrop.open { pointer-events: auto; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .app-header { padding: 0 1rem; gap: .5rem; }
  .app-header .page-title { font-size: .95rem; }
  .app-header .page-subtitle { font-size: .72rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 60vw; }
  .app-header .header-actions .chip { display: none; }
  .app-main { padding: 1rem; background-size: 100% 260px; }
  .card { padding: 1rem; }
  .kpi { padding: .875rem 1rem; }
  .kpi-value { font-size: 1.5rem; }
  .map-wrap { height: 380px !important; }
}

/* Row helpers wrap di layar sempit supaya tombol tidak overflow horizontal */
@media (max-width: 700px) {
  .row { flex-wrap: wrap; }
}

/* Phone khusus — extra compact */
@media (max-width: 560px) {
  .app-header { padding: 0 .75rem; }
  .app-header .page-subtitle { display: none; }
  .app-main { padding: .75rem; }
  .kpi-grid { gap: .625rem; }
  .kpi { padding: .75rem .875rem; }
  .kpi-value { font-size: 1.35rem; }
  .kpi-label { font-size: .7rem; }
  .kpi-sub { font-size: .72rem; }
  .card { padding: .875rem; border-radius: 12px; }
  .card-header { flex-direction: column; align-items: flex-start; gap: .5rem; margin-bottom: .75rem; }
  .card-title { font-size: .9rem; }
  .card-sub { font-size: .72rem; }
  .map-wrap { height: 320px !important; }
  table.data { font-size: .75rem; }
  table.data thead th, table.data tbody td { padding: .5rem .625rem; }
  .btn { padding: .4rem .625rem; font-size: .75rem; }
  .control { padding: .45rem .625rem; font-size: .82rem; }
  .app-footer { font-size: .7rem; padding: .75rem .5rem .375rem; }
}

/* Filter bar grid — override rigid repeat(N, 1fr) di Sekolah/Guru view.
   Selectors mengarah ke inline style yang dipakai kedua view. */
@media (max-width: 900px) {
  .filter-grid, [class~="grid"][style*="grid-template-columns: repeat(6, 1fr)"],
  [class~="grid"][style*="grid-template-columns: repeat(4, 1fr)"] {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) !important;
  }
}
@media (max-width: 560px) {
  .filter-grid, [class~="grid"][style*="grid-template-columns: repeat(6, 1fr)"],
  [class~="grid"][style*="grid-template-columns: repeat(4, 1fr)"] {
    grid-template-columns: 1fr !important;
    gap: .625rem !important;
  }
}