:root{--hijau:#0f766e;--hijau-gelap:#115e59;--hijau-lembut:#e6f4f1;--aksen:#f59e0b;--teks:#1f2937;--teks-lembut:#566070;--latar:#f6f8fa;--kad:#ffffff;--garis:#dfe5ec;--jejari:14px;--lebar:1120px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:1.0625rem;line-height:1.7;color:var(--teks);background:var(--latar)}
img{max-width:100%;height:auto}
a{color:var(--hijau);text-underline-offset:.15em}
a:hover{color:var(--hijau-gelap)}
:focus-visible{outline:3px solid var(--aksen);outline-offset:2px}
h1,h2,h3,h4{line-height:1.25;color:#0f172a;margin:1.7em 0 .6em}
h1{font-size:clamp(1.8rem,4.6vw,2.6rem);margin-top:0;letter-spacing:-.01em}
h2{font-size:clamp(1.35rem,3vw,1.7rem)}
h3{font-size:1.18rem}
p,ul,ol{margin:0 0 1.1em}
[hidden]{display:none!important}
.bekas{width:min(100% - 2rem,var(--lebar));margin-inline:auto}
.langkau{position:absolute;left:-999px;top:0;background:#fff;padding:.6rem 1rem;border-radius:8px;z-index:100;font-weight:700}
.langkau:focus{left:.5rem;top:.5rem}
.kepala{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--garis)}
.kepala-dalam{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:64px;position:relative}
.jenama{display:inline-flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.2rem;color:#0f172a;text-decoration:none}
.jenama img{display:block;border-radius:9px}
.menu ul{display:flex;gap:.2rem;list-style:none;margin:0;padding:0}
.menu a{display:block;padding:.5rem .8rem;border-radius:999px;color:var(--teks);text-decoration:none;font-weight:600;font-size:.97rem}
.menu a:hover{background:var(--hijau-lembut);color:var(--hijau-gelap)}
.butang-menu{display:none}
@media (max-width:860px){
.butang-menu{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:44px;height:44px;border:1px solid var(--garis);border-radius:12px;background:#fff;cursor:pointer;padding:0}
.butang-menu span{display:block;width:5px;height:5px;border-radius:50%;background:#0f172a}
.butang-menu[aria-expanded=true]{background:var(--hijau-lembut);border-color:var(--hijau)}
.menu{display:none;position:absolute;right:0;top:calc(100% + 6px);min-width:230px;background:#fff;border:1px solid var(--garis);border-radius:var(--jejari);box-shadow:0 14px 34px rgba(15,23,42,.16);padding:.5rem}
.menu.buka{display:block}
.menu ul{flex-direction:column;gap:0}
.menu a{border-radius:10px;padding:.75rem .9rem}
}
.wira{background:linear-gradient(135deg,#0f766e 0%,#0b4f4a 100%);color:#fff;padding:clamp(2.2rem,6vw,4rem) 0}
.wira h1{color:#fff;margin-bottom:.5em}
.wira p{font-size:1.14rem;max-width:44rem;color:#d9f2ee;margin-bottom:1.4rem}
.wira-dalam{display:grid;grid-template-columns:1fr;gap:2.5rem;align-items:center}
.wira-rajah{display:none;width:100%;border-radius:16px;background:#fff;box-shadow:0 18px 40px rgba(0,0,0,.28)}
@media (min-width:900px){
.wira-dalam{grid-template-columns:1.15fr .85fr}
.wira-rajah{display:block}
}
.wira .tindakan a.kedua{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6)}
.wira .tindakan a.kedua:hover{background:rgba(255,255,255,.12)}
.wira .butang{background:var(--aksen);color:#1f2937}
.wira .butang:hover{background:#fbbf24;color:#1f2937}
.bahagian{padding:clamp(2rem,5vw,3.2rem) 0 0}
.bahagian>.bekas>h2:first-child{margin-top:0}
.pengenalan{max-width:46rem;color:var(--teks-lembut)}
.pandu{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;padding:0;margin:1.4rem 0 0}
.pandu a{display:inline-block;background:var(--kad);border:1px solid var(--garis);border-radius:999px;padding:.4rem .9rem;font-size:.93rem;font-weight:600;text-decoration:none;color:var(--teks)}
.pandu a:hover{border-color:var(--hijau);color:var(--hijau-gelap)}
.kalkulator{background:var(--kad);border:1px solid var(--garis);border-radius:20px;box-shadow:0 10px 30px rgba(15,23,42,.06);padding:clamp(1rem,3vw,2rem)}
.tab{display:flex;gap:.4rem;overflow-x:auto;padding-bottom:.5rem;margin-bottom:1rem}
.tab button{flex:0 0 auto;border:1px solid var(--garis);background:#fff;border-radius:999px;padding:.55rem 1rem;font:inherit;font-weight:700;font-size:.95rem;cursor:pointer;color:var(--teks)}
.tab button:hover{border-color:var(--hijau)}
.tab button[aria-selected=true]{background:var(--hijau);border-color:var(--hijau);color:#fff}
.panel-huraian{color:var(--teks-lembut);font-size:.98rem}
fieldset{border:1px solid var(--garis);border-radius:var(--jejari);padding:.9rem 1rem 1.1rem;margin:0 0 1rem;min-width:0}
legend{font-weight:800;padding:0 .4rem;color:#0f172a}
.medan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:.8rem 1rem}
.medan{display:flex;flex-direction:column;justify-content:flex-end;gap:.25rem;font-size:.92rem;font-weight:600}
.medan small{font-weight:400;color:var(--teks-lembut);line-height:1.35}
.medan input,.medan select{font:inherit;font-weight:500;padding:.55rem .7rem;border:1px solid #c3ccd8;border-radius:10px;background:#fff;color:var(--teks);width:100%;min-height:44px}
.medan input:focus,.medan select:focus{border-color:var(--hijau)}
.tindakan{display:flex;gap:.6rem;flex-wrap:wrap}
.butang{display:inline-flex;align-items:center;justify-content:center;background:var(--hijau);color:#fff;border:1px solid transparent;border-radius:999px;padding:.7rem 1.4rem;font:inherit;font-weight:700;cursor:pointer;text-decoration:none;min-height:44px}
.butang:hover{background:var(--hijau-gelap);color:#fff}
.butang.kedua{background:#fff;color:var(--hijau-gelap);border-color:var(--hijau)}
.butang.kedua:hover{background:var(--hijau-lembut)}
.hasil{margin-top:1.3rem}
.kad-hasil{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.7rem;margin-bottom:1rem}
.kad-nilai{background:var(--hijau-lembut);border-radius:var(--jejari);padding:.8rem 1rem}
.kad-label{display:block;font-size:.82rem;color:var(--teks-lembut)}
.kad-nilai strong{display:block;font-size:1.3rem;color:#0f172a;line-height:1.3;white-space:nowrap}
.amaran{background:#fff7ed;border:1px solid #fdba74;border-radius:var(--jejari);padding:.8rem 1rem .8rem 2.1rem;margin:0 0 1rem;font-size:.95rem}
.amaran li+li{margin-top:.3rem}
.ralat{background:#fef2f2;border:1px solid #fca5a5;color:#7f1d1d;border-radius:var(--jejari);padding:.8rem 1rem;font-weight:600;margin:0}
.jadual-hasil{width:100%;border-collapse:collapse;font-size:.95rem}
.jadual-hasil th{text-align:left;font-weight:500;color:var(--teks-lembut);padding:.5rem .6rem .5rem 0;border-bottom:1px solid var(--garis);width:52%;vertical-align:top}
.jadual-hasil td{padding:.5rem 0 .5rem .6rem;border-bottom:1px solid var(--garis);font-weight:700;overflow-wrap:anywhere}
.tatal{overflow-x:auto;margin:1.3rem 0;border:1px solid var(--garis);border-radius:var(--jejari);background:#fff}
.jadual-data{border-collapse:collapse;width:100%;font-size:.95rem}
.jadual-data th{background:var(--hijau);color:#fff;text-align:left;padding:.6rem .8rem;font-weight:700;vertical-align:bottom}
.jadual-data td{padding:.55rem .8rem;border-top:1px solid var(--garis);vertical-align:top}
.jadual-data tbody tr:nth-child(even){background:#f7fafb}
.dua-lajur{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;align-items:start}
.langkah-senarai{padding-left:1.3rem}
.langkah-senarai li{margin-bottom:.5rem}
.senarai-formula{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,420px),1fr));gap:1rem;margin:1.3rem 0}
.kad-formula{background:var(--kad);border:1px solid var(--garis);border-radius:var(--jejari);padding:1rem 1.1rem}
.kad-formula h3{font-size:1rem;margin:0 0 .5rem}
.kad-formula p{font-size:.93rem;color:var(--teks-lembut);margin:.5rem 0 0}
.formula{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;font-size:.98rem;background:var(--hijau-lembut);border-left:4px solid var(--hijau);border-radius:0 10px 10px 0;padding:.65rem .9rem;margin:.8rem 0;color:#0f172a;overflow-wrap:anywhere;font-weight:600}
.rajah{margin:1.6rem 0;background:#fff;border:1px solid var(--garis);border-radius:var(--jejari);overflow:hidden}
.rajah a{display:block}
.rajah img{display:block;width:100%}
.rajah figcaption{padding:.7rem 1rem;font-size:.92rem;color:var(--teks-lembut);border-top:1px solid var(--garis)}
.kategori-tajuk{margin:2rem 0 .8rem;font-size:1.2rem}
.grid-kad{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:1rem}
.rencana .grid-kad{grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.kad{position:relative;background:var(--kad);border:1px solid var(--garis);border-radius:var(--jejari);padding:1.1rem 1.2rem;transition:border-color .15s,box-shadow .15s}
.kad:hover{border-color:var(--hijau);box-shadow:0 8px 22px rgba(15,23,42,.08)}
.kad h3,.kad h4{font-size:1.04rem;margin:0 0 .45rem}
.kad p{margin:0;font-size:.95rem;color:var(--teks-lembut);line-height:1.6}
.kad a{color:#0f172a;text-decoration:none}
.kad a::after{content:"";position:absolute;inset:0}
.kad a:hover{color:var(--hijau-gelap)}
.soalan{background:var(--kad);border:1px solid var(--garis);border-radius:var(--jejari);padding:.2rem 1.1rem;margin-bottom:.7rem}
.soalan h3{font-size:1.04rem;margin:.9rem 0 .4rem}
.soalan p{color:var(--teks-lembut);font-size:.98rem}
.rencana{max-width:800px;padding-top:.4rem}
.serbuk ol{list-style:none;display:flex;flex-wrap:wrap;gap:.35rem;padding:0;margin:1.1rem 0 1.4rem;font-size:.88rem;color:var(--teks-lembut)}
.serbuk li+li::before{content:"›";margin-right:.35rem}
.serbuk a{color:var(--teks-lembut)}
.cip{display:inline-block;background:var(--hijau-lembut);color:var(--hijau-gelap);font-weight:700;font-size:.8rem;border-radius:999px;padding:.2rem .75rem;margin:0 0 .7rem}
.meta{color:var(--teks-lembut);font-size:.92rem;margin:.2rem 0 1.3rem}
.kandungan{background:var(--kad);border:1px solid var(--garis);border-radius:var(--jejari);padding:1rem 1.2rem;margin:1.2rem 0 1.8rem}
.kandungan h2{font-size:1.05rem;margin:0 0 .5rem}
.kandungan ol{margin:0;padding-left:1.3rem;font-size:.97rem}
.kandungan ol ol{list-style:lower-alpha;margin:.15rem 0 .3rem}
.kandungan a{text-decoration:none}
.kandungan a:hover{text-decoration:underline}
.isi>p:first-child{font-size:1.13rem}
.isi li{margin-bottom:.35rem}
.kotak-nota{border-left:4px solid var(--hijau);background:var(--hijau-lembut);border-radius:0 var(--jejari) var(--jejari) 0;padding:.8rem 1rem;margin:1.4rem 0}
.kotak-nota p{margin:0}
.kotak-nota .kotak-tajuk{font-weight:800;margin-bottom:.25rem;color:#0f172a}
.kotak-nota.petua{border-color:var(--aksen);background:#fffbeb}
.rujukan-senarai{padding-left:1.2rem}
.ajakan{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;background:linear-gradient(135deg,#0f766e,#0b4f4a);color:#fff;border-radius:18px;padding:1.3rem 1.5rem;margin:2.2rem 0}
.ajakan p{margin:0;max-width:32rem}
.ajakan strong{display:block;font-size:1.12rem}
.ajakan .butang{background:var(--aksen);color:#1f2937;white-space:nowrap}
.ajakan .butang:hover{background:#fbbf24}
.sebelum-selepas{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin:2rem 0 0}
.sebelum-selepas a{display:block;background:var(--kad);border:1px solid var(--garis);border-radius:var(--jejari);padding:.9rem 1.1rem;text-decoration:none;color:#0f172a;font-weight:700;line-height:1.4}
.sebelum-selepas a:hover{border-color:var(--hijau)}
.sebelum-selepas span{display:block;font-size:.8rem;font-weight:600;color:var(--teks-lembut);margin-bottom:.2rem}
.sebelum-selepas .kanan{text-align:right}
.iklan{margin:1.8rem auto;text-align:center;min-height:120px}
.iklan-label{display:block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teks-lembut);margin-bottom:.3rem}
.kaki{background:#0b3b38;color:#cfe5e2;margin-top:4rem;padding:2.6rem 0 1.2rem;font-size:.95rem}
.kaki a{color:#fff;text-decoration:none}
.kaki a:hover{text-decoration:underline;color:#fff}
.kaki h2{color:#fff;font-size:1rem;margin:0 0 .7rem}
.kaki p{margin:.6rem 0 0;max-width:22rem}
.kaki .jenama{color:#fff}
.kaki-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.8rem}
.kaki ul{list-style:none;margin:0;padding:0;display:grid;gap:.4rem}
.kaki-bawah{border-top:1px solid rgba(255,255,255,.16);margin-top:1.8rem;padding-top:1rem;font-size:.88rem}
.kaki-bawah p{max-width:none;margin:0}
@media (max-width:560px){
body{font-size:1rem}
.kad-nilai{padding:.7rem .8rem}
.kad-nilai strong{font-size:1.1rem}
.jadual-hasil th{width:48%}
.ajakan .butang{width:100%}
}
@media print{
.kepala,.kaki,.iklan,.ajakan,.sebelum-selepas,.tab,.tindakan{display:none}
body{background:#fff}
}