/* AERONET Indonesia — HydroStrix-style theme (navy/gold/cyan) */
:root {
  --navy: #013880;
  --navy-dark: #0d1220;
  --gold: #ffbd07;
  --cyan: #0099cc;
  --bg: #f5f7fa;
  --card: #ffffff;
  --line: #e3e8f0;
  --txt: #1a2233;
  --muted: #66718a;
  --green: #22a06b;
  --orange: #e8841a;
  --red: #d64545;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
/* ── Cegah horizontal overflow (mobile) — penyebab header tdk full-width ── */
html, body { overflow-x: hidden; max-width: 100%; }
body {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--txt);
  min-height: 100vh;
}

/* ── Topbar ── */
.topbar {
  background: linear-gradient(120deg, var(--navy-dark) 0%, var(--navy) 65%, #0148a8 100%);
  color: #fff;
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 28px;
  position: sticky; top: 0; z-index: 1000;
  box-shadow: 0 2px 14px rgba(13,18,32,.25);
}
.brand { display: flex; align-items: center; gap: 14px; }
/* logo 38px — format TemanBelajar */
.brand-logo {
  width: 38px; height: 38px; border-radius: 8px; object-fit: contain;
  background: #fff; padding: 3px;
  box-shadow: 0 2px 6px rgba(0,0,0,.25);
  transition: opacity .2s, transform .2s;
}
.brand-logo:hover { opacity: .9; transform: scale(1.05); }
.brand h1 { font-size: 20px; font-weight: 800; letter-spacing: .3px; }
.brand h1 span { color: var(--gold); }
.sub { font-size: 12px; color: #bcd0f0; font-weight: 500; }
.top-right { display: flex; align-items: center; gap: 22px; }
.pill {
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25);
  padding: 6px 14px; border-radius: 999px; font-size: 11px; font-weight: 700;
  letter-spacing: .6px; display: flex; align-items: center; gap: 8px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }
.brand-lab { display: none; }

/* ── Layout ── */
.wrap { max-width: 1400px; margin: 0 auto; padding: 22px 24px 60px; }

/* ── Cards ── */
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 18px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 18px; border-top: 3px solid var(--navy);
}
.card .k { font-size: 10px; font-weight: 800; letter-spacing: 1.2px; color: var(--muted); }
.card .v { font-size: 30px; font-weight: 800; color: var(--navy); margin: 4px 0 2px; }
.card .v.small { font-size: 18px; padding-top: 6px; }
.card .d { font-size: 11px; color: var(--muted); }

/* ── Panels ── */
.grid-main { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 14px; margin-bottom: 18px; }
.panel {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  overflow: hidden;
}
.panel-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 18px; border-bottom: 1px solid var(--line);
}
.panel-head h2 { font-size: 15px; font-weight: 800; color: var(--navy); }
.hint { font-size: 11px; color: var(--muted); }
.sort-sel {
  font-size: 11px; color: var(--navy); background: #fff;
  border: 1px solid var(--line); border-radius: 8px;
  padding: 3px 6px; cursor: pointer; max-width: 190px;
}
.sort-sel:focus { outline: none; border-color: var(--gold); }

#map { height: 430px; background: #dce6f2; z-index: 1; }

/* ── Site list ── */
.site-list { max-height: 430px; overflow-y: auto; }
.site-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 18px; border-bottom: 1px solid #f0f3f8; cursor: pointer;
  transition: background .15s;
}
.site-item:hover { background: #f4f8ff; }
.site-item.sel { background: #eaf2ff; border-left: 4px solid var(--navy); padding-left: 14px; }
.site-flag { font-size: 17px; }
.site-name { font-weight: 700; font-size: 13.5px; flex: 1; }
.site-name small { display: block; color: var(--muted); font-weight: 500; font-size: 11px; }
.site-aod { text-align: right; }
.site-aod .a { font-weight: 800; font-size: 16px; }
.site-aod .t { font-size: 10px; color: var(--muted); }
.aod-good { color: var(--green); } .aod-mod { color: var(--orange); } .aod-bad { color: var(--red); }
.nodata { color: var(--muted); font-weight: 600; font-size: 13px; }

/* ── Badge status stasiun offline (tidak kirim data >= 7 hari) ── */
.badge-off {
  display: inline-block; margin-left: 7px; padding: 2px 8px;
  background: #fdecea; color: #d64545; border: 1px solid #f3c3bf;
  border-radius: 999px; font-size: 9px; font-weight: 800;
  letter-spacing: .6px; text-transform: uppercase;
  vertical-align: 2px; white-space: nowrap;
}
.site-item.off .site-name small { color: #a2abc0; }
.site-item.off .site-aod .a { color: #000000; font-weight: 800; }

/* ── Chart ── */
.chart-head { flex-wrap: wrap; gap: 10px; }
.range-tabs { display: flex; gap: 6px; }
.range-tabs button {
  border: 1px solid var(--line); background: #fff; color: var(--muted);
  font: inherit; font-size: 11.5px; font-weight: 700; padding: 5px 12px;
  border-radius: 8px; cursor: pointer;
}
.range-tabs button.on { background: var(--navy); border-color: var(--navy); color: #fff; }
.chart-box { padding: 16px 18px 6px; }
#chartAOD { height: 340px; width: 100%; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 14px; padding: 8px 20px 16px; }
.chart-legend span { font-size: 11.5px; font-weight: 600; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.chart-legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }

/* ── Table ── */
.table-scroll { overflow-x: auto; max-height: 400px; overflow-y: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
th {
  background: var(--navy); color: #fff; text-align: left;
  padding: 10px 14px; font-size: 11px; font-weight: 700; letter-spacing: .5px;
  position: sticky; top: 0;
}
td { padding: 9px 14px; border-bottom: 1px solid #eef1f6; font-variant-numeric: tabular-nums; }
tbody tr:nth-child(even) { background: #fafbfe; }
tbody tr:hover { background: #f1f6ff; }
td.empty { text-align: center; color: var(--muted); padding: 30px; }
.num { text-align: right; }
.btn {
  background: var(--gold); color: var(--navy-dark); border: none;
  font: inherit; font-weight: 800; font-size: 12px; padding: 8px 16px;
  border-radius: 9px; cursor: pointer;
}
.btn:hover { filter: brightness(1.06); }

/* ── Footer (format AeroCheck-ID / Tidal) ── */
.footer {
  background: linear-gradient(135deg, #013880 0%, #014a9e 55%, #0157b4 100%);
  color: #fff; text-align: center; padding: 18px 24px;
  font-size: 11.5px; border-top: 3px solid var(--gold);
}
.footer p { margin: 0; color: #fff; }
.footer .src { opacity: .85; margin-top: 4px; font-size: 10.5px; }
.footer code { background: rgba(255,255,255,.15); padding: 2px 6px; border-radius: 5px; font-size: 10.5px; }

@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-main { grid-template-columns: minmax(0, 1fr); }
  .topbar { flex-direction: column; gap: 12px; align-items: flex-start; }
}

/* ── Mobile refinement: cegah konten meluber melebihi lebar layar ── */
@media (max-width: 600px) {
  .topbar { padding: 14px 16px; }
  .brand h1 { font-size: 17px; }
  .sub { font-size: 11px; }
  .top-right { gap: 10px; flex-wrap: wrap; }
  .nav-link { padding: 7px 12px; font-size: 12px; }
  .wrap { padding: 16px 14px 50px; }
  /* dropdown sort + label jangan melebihi lebar panel */
  .sort-sel { max-width: 130px; }
  .panel-head { flex-wrap: wrap; gap: 8px; padding: 12px 14px; }
  .card .v { font-size: 24px; }
  #map { height: 320px; }
  .site-list { max-height: 320px; }
  th, td { padding: 8px 10px; font-size: 12px; }
}

/* ── Nav link ── */
.nav-link {
  color: #fff; text-decoration: none; font-size: 12.5px; font-weight: 700;
  letter-spacing: .3px; padding: 8px 16px; border-radius: 9px;
  border: 1px solid rgba(255,255,255,.3); transition: all .15s;
}
.nav-link:hover { background: rgba(255,255,255,.14); border-color: var(--gold); color: var(--gold); }
.nav-link.on { background: var(--gold); color: var(--navy-dark); border-color: var(--gold); }

/* ── About page ── */
.about-wrap { max-width: 980px; margin: 0 auto; padding: 34px 24px 70px; }
.about-hero {
  background: linear-gradient(120deg, var(--navy-dark) 0%, var(--navy) 70%, #0148a8 100%);
  color: #fff; border-radius: 18px; padding: 34px 38px; margin-bottom: 26px;
  box-shadow: 0 10px 30px rgba(13,18,32,.22); position: relative; overflow: hidden;
}
.about-hero .kick { color: var(--gold); font-size: 11px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; }
.about-hero h2 { font-size: 30px; font-weight: 800; margin: 8px 0 10px; }
.about-hero p { color: #bcd0f0; font-size: 14px; max-width: 640px; line-height: 1.65; }
.about-hero .logo-big { position: absolute; right: -20px; top: -30px; font-size: 180px; opacity: .07; font-weight: 800; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 22px; }
.about-card {
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 24px 26px; box-shadow: 0 2px 10px rgba(13,18,32,.05);
}
.about-card.wide { grid-column: 1 / -1; }
.about-card h3 {
  display: flex; align-items: center; gap: 10px;
  color: var(--navy); font-size: 16px; font-weight: 800; margin-bottom: 14px;
}
.about-card h3 .ic {
  width: 30px; height: 30px; border-radius: 8px; background: var(--navy);
  color: var(--gold); display: flex; align-items: center; justify-content: center;
  font-size: 15px; flex-shrink: 0;
}
.about-card p, .about-card li { font-size: 13px; line-height: 1.7; color: #3c465c; }
.about-card ul { padding-left: 20px; margin: 8px 0; }
.about-card b { color: var(--navy-dark); }
.about-card .muted { color: var(--muted); font-size: 12px; }
.spec-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-top: 10px; }
.spec { background: #f4f7fc; border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.spec .k { font-size: 10px; font-weight: 800; letter-spacing: 1px; color: var(--muted); text-transform: uppercase; }
.spec .v { font-size: 14px; font-weight: 800; color: var(--navy); margin-top: 3px; }
.credit-box {
  background: #fdf8ea; border: 1px solid #f2e2b3; border-left: 4px solid var(--gold);
  border-radius: 10px; padding: 14px 16px; margin-top: 12px; font-size: 12.5px; line-height: 1.65; color: #6b5a20;
}
.credit-box code { background: #f5ecd0; padding: 2px 6px; border-radius: 5px; font-size: 11px; }
.about-back { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 18px; font-weight: 700; font-size: 13px; color: var(--navy); text-decoration: none; }
.about-back:hover { color: var(--gold); }
@media (max-width: 760px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-hero { padding: 26px 22px; }
}


/* ===== STICKY FOOTER (fix 2026-09-02) ===== */
body {
  display: flex;
  flex-direction: column;
}
main {
  flex: 1 0 auto;
  /* flex item tak boleh terkunci pada min-content — izinkan menyusut di layar sempit */
  min-width: 0;
}
.wrap, .about-wrap { width: 100%; }