/* RoadRisk laman v1 (/tentang/). Arah: "laporan jurutera jalan" (D25). Semua warna/jarak = token di :root. */
@font-face { font-family: "Barlow"; src: url("fon/barlow-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Barlow"; src: url("fon/barlow-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Barlow Condensed"; src: url("fon/barlow-condensed-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Plex Thai"; src: url("fon/plex-thai-400.woff2") format("woff2"); font-weight: 400; font-display: swap; unicode-range: U+0E00-0E7F; }
@font-face { font-family: "Plex Thai"; src: url("fon/plex-thai-600.woff2") format("woff2"); font-weight: 600; font-display: swap; unicode-range: U+0E00-0E7F; }

:root {
  --kertas: #f4f6f5;
  --kertas-2: #e8ecea;
  --dakwat: #1b2125;
  --dakwat-2: #4b555c;
  --garis: #c3cbcf;
  --asfalt: #23292e;
  --asfalt-2: #343c42;
  --jalan: #95a1a8;
  --jalan-teks: #d5dcdf;
  --amaran: #f2b705;
  --pautan: #1d5a92;
  --fokus: #1d5a92;
  --putih: #fff;
  --fon-badan: "Barlow", "Plex Thai", system-ui, sans-serif;
  --fon-papar: "Barlow Condensed", "Plex Thai", "Barlow", system-ui, sans-serif;
  --lajur: 40rem;
  --lebar: 72rem;
  --tepi: clamp(1rem, 4vw, 2.5rem);
  --sela: clamp(3rem, 8vw, 5.5rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
[id] { scroll-margin-top: 1.5rem; }
body {
  margin: 0; background: var(--kertas); color: var(--dakwat);
  font: 400 1.125rem/1.6 var(--fon-badan); font-feature-settings: "lnum", "tnum";
  overflow-wrap: break-word;
}
:lang(th) body, body:lang(th) { line-height: 1.75; }
/* Thai: tanda nada di atas/bawah memerlukan ruang baris; tajuk padat Latin bertindih jika dipakai di sini. */
:lang(th) h1, :lang(th) h2, :lang(th) h3 { line-height: 1.38; }
a { color: var(--pautan); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--fokus); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--fon-papar); font-weight: 600; line-height: 1.08; margin: 0; text-wrap: balance; }
p { margin: 0; }

.langkau { position: absolute; left: var(--tepi); top: -4rem; background: var(--dakwat); color: var(--kertas); padding: 0.6rem 1rem; z-index: 2; }
.langkau:focus { top: 0.5rem; }

.kepala {
  max-width: var(--lebar); margin: 0 auto; padding: 1rem var(--tepi);
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.5rem 1.5rem;
}
.tanda { font: 600 1.6rem/1 var(--fon-papar); color: var(--dakwat); text-decoration: none; letter-spacing: 0.01em; }
.tanda::before {
  content: ""; display: inline-block; width: 0.55em; height: 0.55em; margin-right: 0.35em;
  background: var(--amaran); outline: 2px solid var(--dakwat); transform: rotate(45deg) translateY(-0.08em);
}
.bahasa ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; }
.bahasa a { color: var(--dakwat-2); text-decoration: none; padding: 0.5rem 0.1rem; display: inline-block; }
.bahasa a[aria-current="page"] { color: var(--dakwat); font-weight: 600; box-shadow: inset 0 -2px 0 var(--amaran); }
.bahasa a:hover { color: var(--dakwat); }

main { max-width: var(--lebar); margin: 0 auto; padding: 0 var(--tepi); }

.hero { padding: clamp(2rem, 7vw, 4.5rem) 0 clamp(1.5rem, 4vw, 2.5rem); max-width: 54rem; }
.hero h1 { font-size: clamp(2.5rem, 7.2vw, 5.4rem); letter-spacing: -0.01em; line-height: 0.98; }
:lang(th) .hero h1 { line-height: 1.3; }
.hero .lede { margin-top: 1.4rem; font-size: clamp(1.15rem, 2.2vw, 1.35rem); color: var(--dakwat-2); max-width: var(--lajur); }

/* Plat peta: satu-satunya elemen gelap pada halaman. */
.peta {
  margin: 0 calc(var(--tepi) * -1); padding: clamp(1rem, 3vw, 2rem) var(--tepi) clamp(1rem, 3vw, 1.5rem);
  background: var(--asfalt); color: var(--jalan-teks);
}
@media (min-width: 76rem) { .peta { margin: 0; border-radius: 4px; } }
.peta h2 { font-size: clamp(1.35rem, 3vw, 1.9rem); color: var(--putih); margin-bottom: 1rem; }
.peta svg { display: block; width: 100%; height: auto; }
.peta svg .jalan { stroke: var(--jalan); fill: none; stroke-linecap: round; stroke-linejoin: round; }
.peta svg .kemalangan-sarung { stroke: var(--asfalt); fill: none; stroke-linecap: round; }
.peta svg .kemalangan { stroke: var(--amaran); fill: none; stroke-linecap: round; }
.peta svg .gelang { stroke: var(--amaran); fill: none; }
.peta svg .skala-bar { stroke: var(--jalan-teks); fill: none; }
.peta svg text { fill: var(--jalan-teks); font: 600 28px var(--fon-badan); }
@media (min-width: 64rem) {
  .peta { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(17rem, 1fr); grid-template-rows: auto auto 1fr;
          grid-template-areas: "peta tajuk" "peta legenda" "peta kapsyen"; gap: 0 2.5rem; align-items: start; }
  .peta svg { grid-area: peta; max-height: 78vh; }
  .peta h2 { grid-area: tajuk; }
  .peta .legenda { grid-area: legenda; grid-template-columns: minmax(0, 1fr); margin-top: 0; padding-top: 0; border-top: 0; }
  .peta figcaption { grid-area: kapsyen; padding-top: 1rem; border-top: 1px solid var(--asfalt-2); }
}
.peta figcaption { margin-top: 1rem; font-size: 1rem; color: var(--jalan-teks); max-width: var(--lajur); }

.legenda { display: grid; gap: 1.25rem 2.5rem; margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--asfalt-2); font-size: 1rem; }
@media (min-width: 48rem) { .legenda { grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); } }
.legenda-kunci { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.legenda-kunci li { display: flex; align-items: center; gap: 0.75rem; }
.kunci { flex: none; width: 2rem; height: 0; border-top: 3px solid var(--jalan); border-radius: 2px; }
.kunci-kemalangan { border-top: 5px solid var(--amaran); box-shadow: 0 0 0 2px var(--asfalt); }
.skala-tajuk { color: var(--putih); font-weight: 600; margin-bottom: 0.5rem; }
.skala-jalur { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 3px; }
.skala-jalur li { min-height: 1.75rem; display: grid; place-items: center; background: var(--w); color: var(--dakwat); font: 600 1rem/1 var(--fon-papar); }
.skala-hujung { display: flex; justify-content: space-between; gap: 1rem; margin-top: 0.35rem; font-size: 0.95rem; }
.skala-nota { margin-top: 0.5rem; color: var(--jalan); font-size: 0.95rem; }

.bab { padding-top: var(--sela); max-width: var(--lajur); }
.bab h2 { font-size: clamp(1.8rem, 4.4vw, 2.6rem); margin-bottom: 1rem; }
.bab > p + p { margin-top: 1rem; }

.statistik { margin: 2rem 0 0; display: grid; gap: 0; border-top: 2px solid var(--dakwat); }
.stat { display: grid; grid-template-columns: minmax(0, 1fr); gap: 0.25rem 1.5rem; padding: 1.1rem 0; border-bottom: 1px solid var(--garis); }
@media (min-width: 40rem) { .stat { grid-template-columns: 11rem minmax(0, 1fr); align-items: baseline; } }
.stat dt { font: 600 clamp(2rem, 5vw, 2.6rem)/1 var(--fon-papar); }
.stat dd { margin: 0; }
.stat .sumber { display: block; margin-top: 0.2rem; font-size: 0.9rem; color: var(--dakwat-2); }

.langkah { list-style: none; margin: 1.5rem 0 0; padding: 0; counter-reset: l; }
.langkah li { counter-increment: l; display: grid; grid-template-columns: 2.75rem minmax(0, 1fr); gap: 0 1rem; padding: 0.9rem 0; border-top: 1px solid var(--garis); }
.langkah li::before {
  content: counter(l); grid-row: span 2; width: 2.25rem; height: 2.25rem; display: grid; place-items: center;
  font: 600 1.2rem/1 var(--fon-papar); background: var(--dakwat); color: var(--kertas); border-radius: 50%;
}
.langkah h3 { font-size: 1.4rem; }
.langkah p { color: var(--dakwat-2); margin-top: 0.15rem; }
.privasi { margin-top: 1.5rem; padding: 0.9rem 1rem; background: var(--kertas-2); border-left: 4px solid var(--dakwat); }

.ukuran { margin-top: 2rem; border-top: 2px solid var(--dakwat); }
.metrik { padding: 1.1rem 0; border-bottom: 1px solid var(--garis); display: grid; gap: 0.35rem 1.5rem; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 40rem) { .metrik { grid-template-columns: 11rem minmax(0, 1fr); } }
.metrik-nilai { font: 600 clamp(2rem, 5vw, 2.6rem)/1 var(--fon-papar); grid-row: span 2; }
.metrik-nilai small { font-size: 0.55em; margin-left: 0.1em; }
.metrik-meta { display: flex; flex-wrap: wrap; gap: 0.2rem 1.25rem; font-size: 0.92rem; color: var(--dakwat-2); }
.jenis { font-weight: 600; color: var(--dakwat); }
.belum { margin-top: 2rem; padding: 1.1rem 1.25rem; border: 2px dashed var(--dakwat-2); }
.belum h3 { font-size: 1.45rem; margin-bottom: 0.4rem; }

.pautan-bahan { list-style: none; margin: 1rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.75rem; }
.pautan-bahan a {
  display: inline-block; padding: 0.7rem 1.1rem; border: 2px solid var(--dakwat); color: var(--dakwat);
  text-decoration: none; font-weight: 600;
}
.pautan-bahan a:hover { background: var(--dakwat); color: var(--kertas); }

.kaki {
  max-width: var(--lebar); margin: var(--sela) auto 0; padding: 2rem var(--tepi) 3rem;
  border-top: 1px solid var(--garis); font-size: 0.95rem; color: var(--dakwat-2);
}
.kaki h2 { font: 600 1rem/1.4 var(--fon-badan); color: var(--dakwat); margin-top: 1.25rem; }
.kaki ul { margin: 0.4rem 0 0; padding-left: 1.1rem; }

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }
@media print { .peta { background: var(--putih); color: var(--dakwat); } .langkau, .bahasa { display: none; } }

:root{--skor-1:#5b9bd5;--skor-2:#a9cce8;--skor-3:#e6e1c8;--skor-4:#f0a050;--skor-5:#e8603c;}
.skala-jalur li.s1{--w:var(--skor-1)}.skala-jalur li.s2{--w:var(--skor-2)}.skala-jalur li.s3{--w:var(--skor-3)}.skala-jalur li.s4{--w:var(--skor-4)}.skala-jalur li.s5{--w:var(--skor-5)}