/* rtsproperty.my — styles. Palette: ink / paper / RTS-line teal / signal amber */
:root{
  --ink:#0E2A3B; --ink-2:#4A6272; --paper:#F3F5F4; --card:#FFFFFF; --rule:#D3DCDB;
  --line:#0A8F8A; --line-d:#066C68; --line-bg:#E2F2F1; --signal:#F4B400; --signal-bg:#FFF3CC;
  --wa:#17A34A; --wa-d:#0F7F37; --danger:#B42318;
  --f-display:"Bricolage Grotesque","Noto Sans SC",system-ui,sans-serif;
  --f-body:"Hanken Grotesk","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --maxw:1160px; --r:10px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.65 var(--f-body)}
html[lang="zh-CN"] body{line-height:1.8}
img,svg{max-width:100%;display:block}
a{color:var(--line-d);text-underline-offset:3px}
a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--signal);outline-offset:2px;border-radius:4px}
html[lang="en"] .zh{display:none!important}
html[lang="zh-CN"] .en{display:none!important}
.wrap{width:min(var(--maxw),100% - 2.5rem);margin-inline:auto}
h1,h2,h3{font-family:var(--f-display);line-height:1.1;margin:0;letter-spacing:-.02em;font-weight:700}
h1{font-size:clamp(2.3rem,5.6vw,4.4rem);font-weight:800;letter-spacing:-.035em}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem)}
h3{font-size:1.25rem;letter-spacing:-.01em}
html[lang="zh-CN"] h1,html[lang="zh-CN"] h2,html[lang="zh-CN"] h3{letter-spacing:0;line-height:1.25}
p{margin:0 0 1em}
.lede{font-size:clamp(1.1rem,1.6vw,1.3rem);color:var(--ink-2);max-width:56ch}
.muted{color:var(--ink-2)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* header */
.top{position:sticky;top:0;z-index:20;background:rgba(243,245,244,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--rule)}
.top .wrap{display:flex;align-items:center;gap:1.25rem;min-height:64px}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--ink);font:800 1.2rem var(--f-display);letter-spacing:-.02em;margin-right:auto}
.brand i{width:30px;height:12px;border-radius:6px;background:var(--line);position:relative;display:block}
.brand i::before,.brand i::after{content:"";position:absolute;top:50%;width:12px;height:12px;border-radius:50%;background:var(--paper);border:3px solid var(--ink);transform:translateY(-50%)}
.brand i::before{left:-4px}.brand i::after{right:-4px}
.brand span span{color:var(--line-d)}
.nav{display:flex;gap:1.4rem;align-items:center}
.nav a{color:var(--ink);text-decoration:none;font-weight:500;padding:.4rem 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current="page"]{border-color:var(--line)}
.lang{display:inline-flex;border:1.5px solid var(--ink);border-radius:999px;overflow:hidden}
.lang button{font:600 .85rem var(--f-body);padding:.3rem .8rem;background:none;border:0;color:var(--ink);cursor:pointer}
html[lang="en"] .lang [data-l="en"],html[lang="zh-CN"] .lang [data-l="zh"]{background:var(--ink);color:var(--paper)}
@media(max-width:760px){.nav a.hide-s{display:none}.nav{gap:.9rem}.top .wrap{gap:.7rem}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font:600 1rem var(--f-body);padding:.8rem 1.4rem;border-radius:var(--r);border:1.5px solid var(--ink);background:none;color:var(--ink);text-decoration:none;cursor:pointer;min-height:48px}
.btn:hover{background:var(--ink);color:var(--paper)}
.btn.wa{background:var(--wa);border-color:var(--wa);color:#fff}
.btn.wa:hover{background:var(--wa-d);border-color:var(--wa-d);color:#fff}
.btn.solid{background:var(--ink);color:var(--paper)}
.btn.solid:hover{background:var(--line-d);border-color:var(--line-d)}
.btns{display:flex;flex-wrap:wrap;gap:.75rem}

/* hero */
.hero{padding:clamp(2.5rem,7vw,5.5rem) 0 clamp(2rem,4vw,3rem)}
.hero h1{max-width:15ch}
html[lang="zh-CN"] .hero h1{max-width:12em}
.hero .lede{margin:1.2rem 0 0}

/* rail: the memorable element */
.rail{list-style:none;margin:clamp(2.2rem,5vw,3.6rem) 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);position:relative}
.rail::before{content:"";position:absolute;left:0;right:0;top:19px;height:8px;border-radius:4px;background:var(--line)}
.rail li:last-child::after{content:"";position:absolute;left:0;right:0;top:19px;height:8px;background:repeating-linear-gradient(90deg,var(--paper) 0 10px,transparent 10px 20px)}
.stop{position:relative;padding-right:1.5rem}
.stop a{display:block;text-decoration:none;color:var(--ink);padding-top:3.4rem}
.stop .dot{position:absolute;top:8px;left:0;width:30px;height:30px;border-radius:50%;background:var(--paper);border:6px solid var(--ink);z-index:1;transition:transform .15s}
.stop a:hover .dot{transform:scale(1.18)}
.stop strong{display:block;font:800 clamp(2.4rem,5vw,3.6rem)/1 var(--f-display);letter-spacing:-.04em}
.stop b{display:block;font:700 1.15rem var(--f-display);margin-top:.35rem}
.stop small{display:block;color:var(--ink-2);font-size:.95rem;line-height:1.45;margin-top:.15rem}
.stop a:hover b{text-decoration:underline;text-decoration-color:var(--line);text-decoration-thickness:3px;text-underline-offset:4px}
.chips{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:2rem}
.chip{display:inline-flex;gap:.5rem;align-items:baseline;padding:.45rem .95rem;border-radius:999px;border:1.5px solid var(--rule);background:var(--card);text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.chip:hover{border-color:var(--ink)}
.chip em{font-style:normal;color:var(--ink-2);font-weight:500}
@media(max-width:700px){
  .rail{grid-template-columns:1fr;gap:1.6rem;padding-left:0}
  .rail::before{left:14px;right:auto;top:8px;bottom:8px;width:8px;height:auto}
  .rail li:last-child::after{left:14px;right:auto;top:auto;bottom:8px;width:8px;height:46%;background:repeating-linear-gradient(180deg,var(--paper) 0 10px,transparent 10px 20px)}
  .stop{padding:0 0 0 3.2rem}.stop a{padding-top:0}.stop .dot{top:0}
}

/* sections */
.sec{padding:clamp(2.5rem,6vw,4.5rem) 0}
.sec.alt{background:var(--card);border-block:1px solid var(--rule)}
.sec-h{display:flex;justify-content:space-between;align-items:end;gap:1rem;flex-wrap:wrap;margin-bottom:1.6rem}
.sec-h p{margin:.5rem 0 0;color:var(--ink-2);max-width:60ch}
.areas{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:1rem}
.area{display:flex;flex-direction:column;justify-content:space-between;min-height:150px;padding:1.2rem;background:var(--paper);border:1px solid var(--rule);border-radius:var(--r);text-decoration:none;color:var(--ink)}
.area:hover{border-color:var(--ink);background:var(--card)}
.area h3{margin-bottom:.25rem}
.area span.s{color:var(--ink-2);font-size:.92rem}
.area .n{font:800 2rem var(--f-display);letter-spacing:-.03em;color:var(--line-d)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.band{padding:1.6rem;border-radius:var(--r);border:1px solid var(--rule);background:var(--card);text-decoration:none;color:var(--ink);display:block}
.band:hover{border-color:var(--ink)}
.band .n{font:800 2.4rem var(--f-display);letter-spacing:-.03em;color:var(--line-d)}
@media(max-width:700px){.split{grid-template-columns:1fr}}

/* cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem}
.card{display:flex;flex-direction:column;gap:.55rem;padding:1.15rem 1.2rem;background:var(--card);border:1px solid var(--rule);border-radius:var(--r);text-decoration:none;color:var(--ink);transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--ink);transform:translateY(-2px)}
.card h3{font-size:1.18rem}
.card .loc{color:var(--ink-2);font-size:.95rem;margin:0}
.card .price{font:700 1.05rem var(--f-display);margin-top:auto;padding-top:.4rem}
.card .price.na{font-weight:500;color:var(--ink-2);font-family:var(--f-body);font-size:.95rem}
.tags{display:flex;flex-wrap:wrap;gap:.4rem}
.tag{font-size:.82rem;font-weight:600;padding:.15rem .6rem;border-radius:999px;background:var(--paper);border:1px solid var(--rule);color:var(--ink-2)}
.tag.walk{background:var(--line-bg);border-color:var(--line);color:var(--line-d)}
.tag.drive{background:#fff;border-color:var(--line);color:var(--line-d)}
.tag.fast{background:var(--signal-bg);border-color:var(--signal);color:#6B4E00}

/* browse */
.browse{display:grid;grid-template-columns:290px 1fr;gap:2rem;align-items:start;padding:2rem 0 4rem}
.filters{position:sticky;top:84px;background:var(--card);border:1px solid var(--rule);border-radius:var(--r);padding:1.2rem}
.filters label,.filters .lab{display:block;font-weight:700;font-size:.95rem;margin:1rem 0 .35rem}
.filters label:first-child{margin-top:0}
.filters select,.filters input[type=search]{width:100%;font:inherit;padding:.6rem .7rem;border:1.5px solid var(--rule);border-radius:8px;background:var(--paper);color:var(--ink)}
.chk{display:flex;gap:.55rem;align-items:center;font-weight:500!important;margin:.7rem 0 0!important}
.chk input{width:18px;height:18px;accent-color:var(--line-d)}
.pricebox{margin-top:.2rem}
.pv{font:700 1.05rem var(--f-display)}
.dual{position:relative;height:34px;margin-top:.3rem}
.dual::before{content:"";position:absolute;left:0;right:0;top:15px;height:4px;border-radius:2px;background:var(--rule)}
.dual .fill{position:absolute;top:15px;height:4px;border-radius:2px;background:var(--line)}
.dual input[type=range]{position:absolute;left:0;width:100%;top:6px;margin:0;height:22px;background:none;pointer-events:none;-webkit-appearance:none;appearance:none}
.dual input[type=range]::-webkit-slider-thumb{pointer-events:auto;-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--paper);border:5px solid var(--ink);cursor:grab}
.dual input[type=range]::-moz-range-thumb{pointer-events:auto;width:12px;height:12px;border-radius:50%;background:var(--paper);border:5px solid var(--ink);cursor:grab}
.dual input[type=range]::-webkit-slider-runnable-track{background:none}
.dual input[type=range]::-moz-range-track{background:none}
.ends{display:flex;justify-content:space-between;color:var(--ink-2);font-size:.82rem}
.reset{margin-top:1.1rem;width:100%}
.bar{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin-bottom:1rem}
.bar select{font:inherit;padding:.45rem .6rem;border:1.5px solid var(--rule);border-radius:8px;background:var(--card)}
.empty{padding:2.5rem;border:1.5px dashed var(--rule);border-radius:var(--r);text-align:center;color:var(--ink-2)}
@media(max-width:860px){.browse{grid-template-columns:1fr}.filters{position:static}}

/* project page */
.crumbs{padding:1.2rem 0 0;font-size:.92rem;color:var(--ink-2)}
.crumbs a{color:var(--ink-2)}
.p-hero{padding:1rem 0 2rem}
.p-hero h1{font-size:clamp(2rem,4.6vw,3.4rem);max-width:20ch;margin:.7rem 0 .5rem}
.p-hero .tagline{font-size:1.2rem;color:var(--ink-2);margin:0 0 1.2rem;max-width:50ch}
.p-price{font:800 clamp(1.8rem,3.4vw,2.6rem) var(--f-display);letter-spacing:-.03em;margin:0 0 1.2rem}
.p-price small{font:500 1rem var(--f-body);color:var(--ink-2);letter-spacing:0;margin-right:.4rem}
.p-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:2rem;align-items:start;padding-bottom:3rem}
.panel{background:var(--card);border:1px solid var(--rule);border-radius:var(--r);padding:1.4rem 1.5rem;margin-bottom:1.2rem}
.panel h2{font-size:1.4rem;margin-bottom:.9rem}
table.info{width:100%;border-collapse:collapse}
table.info th,table.info td{text-align:left;padding:.65rem 0;border-top:1px solid var(--rule);vertical-align:top}
table.info tr:first-child th,table.info tr:first-child td{border-top:0}
table.info th{width:42%;font-weight:600;color:var(--ink-2);padding-right:1rem}
.mini-rail{display:flex;align-items:center;margin:1rem 0 .2rem;font-size:.85rem;color:var(--ink-2)}
.mini-rail .seg{flex:1;height:6px;background:var(--line);border-radius:3px;margin:0 -2px}
.mini-rail .seg.dash{background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 14px)}
.mini-rail .st{width:16px;height:16px;border-radius:50%;border:4px solid var(--ink);background:var(--paper);flex:none}
.mini-rail .st.here{background:var(--signal)}
.mini-labels{display:flex;justify-content:space-between;font-size:.82rem;color:var(--ink-2);gap:.5rem}
form.enq .f{margin-bottom:.9rem}
form.enq label{display:block;font-weight:600;font-size:.95rem;margin-bottom:.3rem}
form.enq input,form.enq textarea{width:100%;font:inherit;padding:.7rem .8rem;border:1.5px solid var(--rule);border-radius:8px;background:var(--paper);color:var(--ink)}
form.enq textarea{min-height:90px;resize:vertical}
form.enq .hp{position:absolute;left:-9999px}
.thanks{display:none;padding:1rem;background:var(--line-bg);border-radius:8px;margin-top:1rem}
.sticky-side{position:sticky;top:84px}
@media(max-width:860px){.p-grid{grid-template-columns:1fr}.sticky-side{position:static}}
.floatwa{position:fixed;right:1rem;bottom:1rem;z-index:30;display:none}
@media(max-width:860px){.floatwa{display:inline-flex;box-shadow:0 6px 18px rgba(14,42,59,.25)}}

/* about */
.about{display:grid;grid-template-columns:220px 1fr;gap:2.5rem;align-items:start;padding:3rem 0 4rem}
.mono{width:200px;height:200px;border-radius:50%;background:var(--ink);color:var(--paper);display:grid;place-items:center;font:800 5rem var(--f-display)}
@media(max-width:700px){.about{grid-template-columns:1fr}.mono{width:120px;height:120px;font-size:3rem}}

/* footer */
.foot{background:var(--ink);color:#D6E2E8;padding:2.5rem 0 3rem;margin-top:2rem}
.foot a{color:#fff}
.foot .cols{display:flex;gap:2rem;justify-content:space-between;flex-wrap:wrap}
.foot small{display:block;margin-top:1.6rem;color:#9FB3BF;max-width:80ch;font-size:.85rem;line-height:1.55}
.foot b{font-family:var(--f-display);font-size:1.15rem;color:#fff}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.portrait{width:200px;height:200px;border-radius:50%;object-fit:cover;object-position:50% 20%}@media(max-width:700px){.portrait{width:120px;height:120px}}

.plans{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.7rem}
.plans a{display:block;border:1px solid var(--rule);border-radius:10px;overflow:hidden;background:#fff}
.plans img{display:block;width:100%;height:auto}
.tl-scroll{overflow-x:auto;border:1px solid var(--rule);border-radius:12px;background:#fff}
.tl{border-collapse:collapse;min-width:980px;width:100%;font-size:.88rem}
.tl th,.tl td{border-bottom:1px solid var(--rule);border-right:1px solid var(--rule);padding:.55rem .6rem;vertical-align:top;text-align:left}
.tl thead th{background:var(--ink);color:#fff;position:sticky;top:0}
.tl tbody th{position:sticky;left:0;background:#fff;min-width:150px;font-weight:600;z-index:1}
.tl tr.zone td{background:#E3F1EF;font-weight:700;color:var(--ink)}
.tl-p{display:block;margin:0 0 .3rem;color:var(--ink);text-decoration:none;border-bottom:1px solid transparent}
.tl-p:hover{border-bottom-color:currentColor}
.tl-p.sold{color:#8a949b}