/* Seri Buku GIS Kehutanan dan Pertanian - gaya situs. Penulis: Badar Mubarok Yogaswara */
:root {
  --bg: #ffffff; --fg: #1b241c; --muted: #5f6c60; --line: #dfe6d8; --panel: #f3f6ef;
  --navy: #1c3c28; --blue: #356b3c; --green: #3b7a24; --amber: #86641a;
  --info-bg: #eaf1f8; --info-bd: #2b6cb0; --tip-bg: #eaf5e4; --tip-bd: #589632; --warn-bg: #fff6e0; --warn-bd: #d9a400;
  --kode-bg: #f2f4f7; --kode-fg: #1d2733; --kode-bar: #e3e8ee; --link: #2f6a38; --uji-bg: #fff0b8; --uji-fg: #5b4500;
  --radius: 10px; --samping: 300px; --atas: 62px;
}
:root[data-tema="gelap"] {
  --bg: #0f1a13; --fg: #e6ece4; --muted: #9fb09f; --line: #2a3a2f; --panel: #17271d;
  --navy: #c3d8ac; --blue: #9dbb87; --green: #8fcf74; --amber: #e6c789;
  --info-bg: #14263a; --info-bd: #4d8fd6; --tip-bg: #172a15; --tip-bd: #6aa84f; --warn-bg: #2d2610; --warn-bd: #d9a400;
  --kode-bg: #0b1017; --kode-fg: #e4e9ef; --kode-bar: #1a2430; --link: #b4d39a; --uji-bg: #4a3d0a; --uji-fg: #ffe08a;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-tema="terang"]) {
    --bg: #0f1a13; --fg: #e6ece4; --muted: #9fb09f; --line: #2a3a2f; --panel: #17271d;
    --navy: #c3d8ac; --blue: #9dbb87; --green: #8fcf74; --amber: #e6c789;
    --info-bg: #14263a; --info-bd: #4d8fd6; --tip-bg: #172a15; --tip-bd: #6aa84f; --warn-bg: #2d2610; --warn-bd: #d9a400;
    --kode-bg: #0b1017; --kode-fg: #e4e9ef; --kode-bar: #1a2430; --link: #b4d39a; --uji-bg: #4a3d0a; --uji-fg: #ffe08a;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; overflow-wrap: break-word; }
a { color: var(--link); }
img { max-width: 100%; height: auto; }
.sr, .lompat:not(:focus) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.lompat:focus { position: fixed; top: 8px; left: 8px; z-index: 100; background: var(--bg); color: var(--fg); padding: 8px 12px; border: 2px solid var(--blue); border-radius: 6px; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }

/* bilah atas */
.atas { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; gap: 12px; padding: 10px 20px; background: var(--bg); border-bottom: 1px solid var(--line); min-height: var(--atas); }
.judul-situs { font-weight: 700; color: var(--navy); text-decoration: none; white-space: nowrap; }
.judul-situs small { font-weight: 600; color: var(--muted); margin-left: 6px; }
.pencarian { position: relative; flex: 1; max-width: 520px; margin-left: auto; }
.pencarian input { width: 100%; padding: 9px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--fg); font: inherit; font-size: 16px; }
#hasil { display: none; position: absolute; left: 0; right: 0; top: calc(100% + 6px); max-height: 70vh; overflow: auto; background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 8px 30px rgba(0,0,0,.18); }
#hasil.buka { display: block; }
#hasil a { display: block; padding: 10px 14px; text-decoration: none; color: var(--fg); border-bottom: 1px solid var(--line); }
#hasil a:hover, #hasil a:focus { background: var(--panel); }
#hasil .h-judul { font-weight: 600; color: var(--navy); }
#hasil .h-asal { font-size: 13px; color: var(--muted); }
#hasil .h-kutip { font-size: 14px; color: var(--muted); }
#hasil mark { background: var(--uji-bg); color: var(--uji-fg); padding: 0 2px; border-radius: 3px; }
#hasil .kosong { padding: 14px; color: var(--muted); }
.tema, .tombol-menu { border: 1px solid var(--line); background: var(--panel); color: var(--fg); border-radius: 8px; padding: 8px 14px; font: inherit; font-size: 15px; cursor: pointer; white-space: nowrap; }
.tombol-menu { display: none; }

/* tata letak buku */
.tata { display: grid; grid-template-columns: var(--samping) minmax(0, 1fr); max-width: 1760px; margin: 0 auto; }
.samping { position: sticky; top: var(--atas); align-self: start; max-height: calc(100vh - var(--atas)); overflow: auto; padding: 18px 10px 40px 20px; border-right: 1px solid var(--line); font-size: 15px; }
.samping ul { list-style: none; margin: 0; padding: 0; }
.samping a { color: var(--fg); text-decoration: none; }
.samping li > a { display: block; padding: 6px 10px; border-radius: 6px; font-weight: 600; }
.samping a:hover { background: var(--panel); }
.samping a[aria-current="page"] { background: var(--info-bg); color: var(--navy); }
.samping .sub { margin: 2px 0 8px 10px; border-left: 2px solid var(--line); }
.samping .sub a { display: block; padding: 3px 10px; color: var(--muted); font-weight: 400; font-size: 14px; }
.samping .sub .l3 a { padding-left: 22px; }
.samping .seri-kepala { margin: 0 0 8px; padding: 0 10px; font-size: 13px; color: var(--muted); letter-spacing: .03em; }
.samping details { margin: 0 0 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); }
.samping summary { padding: 8px 10px; cursor: pointer; font-weight: 600; }
.samping details ul { padding: 0 6px 8px; }
.samping details li > a { font-weight: 500; font-size: 14px; padding: 4px 8px; }
main { padding: 28px 40px 60px; min-width: 0; max-width: 1180px; width: 100%; margin: 0 auto; }
main:focus { outline: none; }

/* teks */
.isi h1 { font-size: 2rem; line-height: 1.25; color: var(--navy); margin: 0 0 .8em; padding-bottom: .4em; border-bottom: 4px solid var(--tip-bd); }
.isi h2 { font-size: 1.45rem; line-height: 1.3; color: var(--blue); margin: 1.8em 0 .6em; }
.isi h3 { font-size: 1.2rem; color: var(--blue); margin: 1.5em 0 .5em; }
.isi h4 { font-size: 1.05rem; color: var(--green); margin: 1.3em 0 .4em; }
.isi h5, .isi h6 { font-size: 1rem; color: var(--green); margin: 1.2em 0 .4em; }
.anchor { margin-left: -1.1em; padding-right: .3em; opacity: 0; text-decoration: none; font-weight: 400; }
:is(h1,h2,h3,h4,h5,h6):hover .anchor, .anchor:focus { opacity: .6; }
.isi p, .isi li { overflow-wrap: anywhere; max-width: 108ch; }
.isi ol, .isi ul { padding-left: 1.5em; }
.isi li { margin: .25em 0; }
.isi code { font: .92em ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace; background: var(--panel); padding: .1em .35em; border-radius: 4px; }
.uji { background: var(--uji-bg); color: var(--uji-fg); padding: 0 .3em; border-radius: 4px; font-weight: 700; white-space: nowrap; }

/* bagian perangkat */
.bagian { margin: 2.2em 0; }
.bagian > .judul-bagian { margin-top: 0; padding: .5em .8em; border-radius: var(--radius); color: #fff; font-size: 1.25rem; }
.bagian[data-tool="qgis"] > .judul-bagian { background: #3f7a22; }
.bagian[data-tool="pro"] > .judul-bagian { background: #2b6cb0; }
.bagian[data-tool="arcmap"] > .judul-bagian { background: #8a6400; }
.bagian > .judul-bagian .anchor { color: #fff; }
body[data-tool="qgis"] .bagian:not([data-tool="qgis"]),
body[data-tool="pro"] .bagian:not([data-tool="pro"]),
body[data-tool="arcmap"] .bagian:not([data-tool="arcmap"]) { display: none; }
.pemilih { position: sticky; top: var(--atas); z-index: 20; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: -8px 0 18px; padding: 10px 12px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.pemilih-judul { font-size: 14px; color: var(--muted); margin-right: 4px; }
.pemilih button { border: 1px solid var(--line); background: var(--bg); color: var(--fg); border-radius: 999px; padding: 6px 16px; font: inherit; font-size: 15px; cursor: pointer; }
.pemilih button[aria-pressed="true"] { background: var(--blue); border-color: var(--blue); color: #fff; font-weight: 600; }

/* kotak */
.kotak { margin: 1.3em 0; padding: 12px 16px; border-radius: var(--radius); border-left: 6px solid; }
.kotak p { margin: .3em 0; }
.kotak .kotak-judul { font-weight: 700; margin-top: 0; }
.kotak.info { background: var(--info-bg); border-color: var(--info-bd); }
.kotak.tip { background: var(--tip-bg); border-color: var(--tip-bd); }
.kotak.warn { background: var(--warn-bg); border-color: var(--warn-bd); }

/* kode */
.kode { margin: 1.2em 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--kode-bg); max-width: 100%; }
.kode-bar { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 6px 10px 6px 14px; background: var(--kode-bar); font-size: 13px; }
.kode-label { font-weight: 700; letter-spacing: .04em; color: var(--green); overflow-wrap: anywhere; }
.salin { border: 1px solid var(--line); background: var(--bg); color: var(--fg); border-radius: 6px; padding: 6px 14px; font: inherit; font-size: 14px; cursor: pointer; white-space: nowrap; }
.salin.berhasil { background: var(--tip-bd); color: #fff; border-color: var(--tip-bd); }
.kode pre, pre.ascii { margin: 0; padding: 14px; overflow: auto; color: var(--kode-fg); font: 14.5px/1.5 ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace; tab-size: 4; max-width: 100%; }
pre.ascii { background: var(--kode-bg); border: 1px solid var(--line); border-radius: var(--radius); }
.kode pre code, pre.ascii code { background: none; padding: 0; font: inherit; }

/* gambar dan tabel */
figure.gambar { margin: 1.4em 0; max-width: 100%; }
figure.gambar figcaption { font-size: 14.5px; font-weight: 700; color: var(--muted); margin-bottom: .5em; }
figure.gambar img { display: block; margin: 0 auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.tabel { overflow-x: auto; margin: 1.2em 0; border: 1px solid var(--line); border-radius: var(--radius); max-width: 100%; -webkit-overflow-scrolling: touch; }
.tabel table { border-collapse: collapse; width: 100%; font-size: 15.5px; min-width: 560px; }
.tabel th { background: var(--blue); color: #fff; text-align: left; padding: 8px 10px; }
.tabel td { padding: 8px 10px; border-top: 1px solid var(--line); vertical-align: top; overflow-wrap: anywhere; }
.tabel tbody tr:nth-child(even) td { background: var(--panel); }

/* beranda seri dan unduhan */
.hero { padding: 36px 0 20px; }
.hero .atas-judul { letter-spacing: .2em; font-weight: 700; color: var(--green); margin: 0; font-size: 14px; }
.hero h1 { font-size: 2.6rem; margin: .2em 0 .2em; border: 0; padding: 0; }
.hero .sub { font-size: 1.3rem; margin: 0; color: var(--navy); }
.hero .tagline, .hero .edisi { margin: .3em 0; color: var(--muted); }
.hero .penulis { margin-top: 1.4em; font-weight: 700; color: var(--navy); }
.aksi { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 1.4em; }
.tombol-unduh, .tombol-sekunder { display: inline-block; padding: 11px 18px; border-radius: 8px; text-decoration: none; font-weight: 600; min-height: 44px; }
.tombol-unduh { background: var(--blue); color: #fff; }
.tombol-sekunder { border: 1px solid var(--blue); color: var(--blue); }
.daftar-bab { padding-left: 1.4em; }
.daftar-bab a { text-decoration: none; }
.daftar-bab li { margin: .4em 0; }

.pager { display: flex; justify-content: space-between; gap: 12px; margin-top: 3em; padding-top: 1.2em; border-top: 1px solid var(--line); }
.pager a { display: block; max-width: 48%; padding: 10px 14px; min-height: 44px; border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; color: var(--fg); }
.pager a span { display: block; font-size: 13px; color: var(--muted); }
.pager .next { margin-left: auto; text-align: right; }
.kaki { max-width: 1760px; margin: 0 auto; padding: 20px 40px 40px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14.5px; }
.kaki p { margin: .2em 0; }

/* beranda situs */
.landing main { max-width: none; padding: 0; margin: 0; }
.landing .kaki { max-width: 1320px; padding-left: 24px; padding-right: 24px; }
.landing .wadah { max-width: 1320px; margin: 0 auto; padding: 0 24px; }
.landing .hero { padding: 48px 0 28px; }
.landing .hero .label { display: inline-block; background: var(--info-bg); color: var(--blue); font-weight: 600; font-size: .85rem; padding: 4px 12px; border-radius: 99px; }
.landing .hero h1 { font-size: clamp(1.9rem, 4.4vw, 3.1rem); line-height: 1.15; margin: 14px 0 12px; color: var(--navy); max-width: 24em; }
.landing .hero p.isi { font-size: 1.12rem; color: var(--muted); max-width: 60em; margin: 0 0 22px; }
.landing .tombol { display: inline-block; background: var(--blue); color: #fff; text-decoration: none; font-weight: 600; padding: 12px 20px; border-radius: 10px; margin: 0 8px 8px 0; min-height: 44px; }
.landing .tombol.pinggir { background: transparent; color: var(--blue); border: 1.5px solid var(--blue); }
.angka { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin: 26px 0 8px; }
.angka div { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px; text-align: center; }
.angka strong { display: block; font-size: 1.8rem; color: var(--navy); }
.angka span { color: var(--muted); font-size: .95rem; }
.landing section { padding: 30px 0; }
.landing h2 { font-size: 1.6rem; color: var(--navy); margin: 0 0 6px; }
.landing .sub { color: var(--muted); margin: 0 0 18px; }
.jalan { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.kelas { background: var(--panel); border: 1px solid var(--line); border-top: 5px solid var(--c); border-radius: 12px; padding: 16px; }
.kelas h3 { margin: 0 0 4px; color: var(--c); }
.kelas > p { margin: 0 0 10px; color: var(--muted); font-size: .97rem; }
.seri { display: block; text-decoration: none; color: var(--fg); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; margin-top: 8px; background: var(--bg); }
.seri:hover { border-color: var(--c); }
.seri b { color: var(--c); } .seri small { display: block; color: var(--muted); }
.seri.jembatan { border-style: dashed; }
.panah { text-align: center; color: var(--muted); font-size: .95rem; margin-top: 12px; }
.pemilih-lepas { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.pemilih-lepas button { border: 1.5px solid var(--line); background: var(--panel); color: var(--fg); border-radius: 99px; padding: 9px 18px; min-height: 44px; cursor: pointer; font: inherit; font-size: 16px; }
.pemilih-lepas button[aria-pressed="true"] { background: var(--blue); border-color: var(--blue); color: #fff; }
.alat { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.alat p { margin: 0; }
.cerita { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.cerita div { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.cerita h3 { margin: 0 0 6px; font-size: 1.05rem; color: var(--navy); }
.cerita p { margin: 0; color: var(--muted); font-size: .97rem; }
.catatan { background: var(--info-bg); border-left: 4px solid var(--blue); border-radius: 8px; padding: 12px 14px; font-size: .97rem; }
.landing .tabel table { min-width: 720px; }
.landing .tabel td, .landing .tabel th { white-space: nowrap; }
.landing .tabel td:first-child { white-space: normal; min-width: 220px; }

/* tablet dan laptop kecil: 900 - 1279 */
@media (max-width: 1279px) {
  :root { --samping: 260px; }
  main { padding: 24px 28px 52px; }
  .kaki { padding: 20px 28px 36px; }
  .jalan { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
/* layar sangat lebar */
@media (min-width: 1280px) {
  .atas { padding: 10px 28px; }
}
/* ponsel dan tablet potret: < 900 */
@media (max-width: 899px) {
  :root { --atas: 68px; }
  .tata { grid-template-columns: 1fr; }
  .tombol-menu { display: inline-block; min-height: 44px; }
  .tema { min-height: 44px; }
  .atas { padding: 8px 12px; gap: 8px; }
  .samping { position: fixed; z-index: 40; top: var(--atas); left: 0; height: calc(100vh - var(--atas)); height: calc(100dvh - var(--atas)); width: min(340px, 88vw); max-height: none; background: var(--bg); transform: translateX(-102%); transition: transform .2s; border-right: 1px solid var(--line); visibility: hidden; }
  body.menu-buka .samping { transform: none; box-shadow: 0 0 40px rgba(0,0,0,.35); visibility: visible; }
  .samping li > a { padding: 11px 10px; }
  .samping .sub a { padding: 9px 10px; font-size: 15px; }
  main { padding: 20px 16px 48px; }
  .judul-situs { display: none; }
  .hero h1 { font-size: 2.1rem; }
  .jalan { grid-template-columns: 1fr; }
  .kaki { padding: 20px 16px 36px; }
  .salin { min-height: 44px; min-width: 76px; }
  .pemilih button { min-height: 44px; }
  .pemilih { position: static; margin: 0 0 18px; }
  .pager { flex-direction: column; }
  .pager a { max-width: none; }
  .pager .next { margin-left: 0; }
  .landing .wadah { padding: 0 16px; }
  .tabel table { font-size: 16px; }
}
@media (pointer: coarse) { .salin, .pemilih button, .tema, .tombol-menu, .pager a, .seri { min-height: 44px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .samping { transition: none; } }

/* cetak: tampilkan semua bagian */
/* sampul */
.seri { display: flex; gap: 12px; align-items: center; }
.seri .mini { width: 60px; height: 80px; object-fit: cover; border-radius: 4px; flex: none; box-shadow: 0 1px 4px rgba(0,0,0,.25); }
.seri .teks { min-width: 0; }
.rak { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; margin: 8px 0 18px; }
.rak img { width: 100%; height: auto; border-radius: 6px; box-shadow: 0 2px 8px rgba(0,0,0,.28); display: block; transition: transform .15s; }
.rak a:hover img { transform: translateY(-3px); }
.hero .sampul-seri { float: right; width: 240px; height: auto; margin: 0 0 12px 24px; border-radius: 8px; box-shadow: 0 4px 16px rgba(0,0,0,.3); }
@media (max-width: 900px) { .rak { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 560px) { .rak { grid-template-columns: repeat(3, 1fr); gap: 8px; } .hero .sampul-seri { float: none; display: block; width: 62%; max-width: 260px; margin: 0 auto 16px; } }
@media print {
  .atas, .samping, .pemilih, .salin, .pager, .kaki, .anchor { display: none !important; }
  .tata { display: block; }
  body[data-tool] .bagian { display: block !important; }
  main { max-width: none; padding: 0; }
  .kode pre { white-space: pre-wrap; }
  .bagian, .kotak, figure { break-inside: avoid; }
}

/* tautan kembali ke profil penulis */
.kembali-profil { white-space: nowrap; font-size: 14px; color: var(--muted); text-decoration: none; padding: 6px 8px; border-radius: 6px; }
.kembali-profil:hover { background: var(--panel); color: var(--fg); }
@media (max-width: 899px) { .kembali-profil .teks { display: none; } .kembali-profil { min-height: 44px; display: inline-flex; align-items: center; } }

/* tombol unduh: kontras teks di tema gelap, dan tombol PDF berwarna oranye */
:root[data-tema="gelap"] .tombol-unduh { color: #0f1a13; }
@media (prefers-color-scheme: dark) { :root:not([data-tema="terang"]) .tombol-unduh { color: #0f1a13; } }
.tombol-unduh.pdf { background: #f59e0b; color: #1a1200; }
.tombol-unduh.pdf:hover { background: #fbbf24; }
:root[data-tema="gelap"] .tombol-unduh.pdf { background: #f59e0b; color: #1a1200; }
@media (prefers-color-scheme: dark) { :root:not([data-tema="terang"]) .tombol-unduh.pdf { background: #f59e0b; color: #1a1200; } }

/* ===== Tambahan khusus buku "Python untuk GIS" (bukan bagian style.css sesi utama) ===== */
.bagian-pita { display: block; margin: 0 0 18px; padding: 8px 14px; border-radius: 6px; font-weight: 700; letter-spacing: .06em; color: var(--bg); background: var(--blue); }
.bagian-pita.b { background: var(--link); }
.bagian-pita.c { background: var(--amber); }
.kode-aksi { display: inline-flex; align-items: center; gap: 8px; }
.unduh-berkas { border: 1px solid var(--line); background: var(--bg); color: var(--fg); border-radius: 6px; padding: 6px 12px; font-size: 14px; text-decoration: none; white-space: nowrap; }
.unduh-berkas:hover { background: var(--panel); }
.kode.hasil .kode-label { color: var(--muted); }
.isi .uji { white-space: normal; overflow-wrap: anywhere; }
.samping .grup > details > summary { font-weight: 700; }
.isi .bab-meta { color: var(--muted); font-size: .95em; }