/* SC Landscape Khaoyai — site styles
   Layout concept: a landscape architect's drawing sheet — wide margins, quiet cream paper,
   forest-green ink, and a title block on every project. */
:root{
  --paper:#ffffff;      /* page ground: clean white */
  --tint:#f6f7f3;       /* soft green-grey for alternating sections */
  --sheet:#ffffff;      /* raised surfaces */
  --ink:#232a1f;        /* body text */
  --forest:#33432c;     /* brand dark green */
  --sage:#8a9b76;       /* brand light green */
  --moss:#5d6f4d;       /* secondary text / links */
  --line:#e6e8e1;       /* hairlines */
  --mist:#eef0ea;       /* soft fills */
  --f-display:"Noto Serif Thai","Noto Serif",Georgia,serif;
  --f-body:"Anuphan","Noto Sans Thai",system-ui,sans-serif;
  --f-label:"Montserrat","Anuphan",system-ui,sans-serif;
  --gutter:clamp(16px,4vw,48px);
  --max:1200px;
  --r:6px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:16.5px;line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--moss);text-underline-offset:3px}
a:hover{color:var(--forest)}
:focus-visible{outline:2px solid var(--sage);outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--f-display);font-weight:400;color:var(--forest);line-height:1.3;text-wrap:balance;margin:0}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gutter)}
.label{font-family:var(--f-label);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--sage);font-weight:500}
.muted{color:var(--moss)}
.sample-badge{display:inline-block;font-size:11.5px;line-height:1;padding:5px 8px;border-radius:99px;background:#f3ead2;color:#7a6326;font-family:var(--f-body);letter-spacing:0;vertical-align:middle}

/* ---------- header ---------- */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--forest)}
.brand img{width:44px;height:auto}
.brand b{display:block;font-family:var(--f-label);font-weight:500;letter-spacing:.2em;font-size:14px;line-height:1.2}
.brand small{display:block;font-family:var(--f-label);letter-spacing:.32em;font-size:10px;color:var(--sage)}
.nav{display:flex;gap:28px;align-items:center}
.nav a{text-decoration:none;color:var(--ink);font-size:15px}
.nav a[aria-current="page"]{color:var(--forest);font-weight:600}
.nav .btn{color:var(--sheet)}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:var(--r);padding:8px 12px;font:inherit;color:var(--forest)}
@media (max-width:860px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);flex-direction:column;align-items:flex-start;gap:4px;padding:12px var(--gutter) 20px;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .nav a{padding:8px 0;font-size:17px}
}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;font:500 15px var(--f-body);padding:11px 20px;border-radius:99px;border:1px solid var(--forest);background:var(--forest);color:var(--sheet);text-decoration:none;cursor:pointer;transition:background .2s,color .2s}
.btn:hover{background:var(--ink);color:var(--sheet)}
.btn.ghost{background:transparent;color:var(--forest)}
.btn.ghost:hover{background:var(--forest);color:var(--sheet)}
.btn.small{padding:8px 14px;font-size:14px}
.btn svg{width:17px;height:17px}

/* ---------- sections ---------- */
section{padding-block:clamp(56px,8vw,104px)}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.sec-head h2{font-size:clamp(28px,3.4vw,40px);margin-top:10px}
.sec-head p{max-width:56ch;color:var(--moss)}

/* hero */
.hero{padding-block:clamp(40px,6vw,80px) clamp(56px,8vw,96px)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(32px,5vw,72px);align-items:center}
.hero h1{font-family:var(--f-label);font-weight:300;font-size:clamp(36px,5.2vw,64px);letter-spacing:.01em;line-height:1.12;margin:18px 0 20px}
.hero h1 em{font-style:normal;color:var(--sage)}
.hero .th{font-family:var(--f-display);font-size:clamp(18px,1.8vw,22px);color:var(--forest);margin-bottom:16px}
.hero .lead{color:var(--moss);max-width:46ch;margin-bottom:30px}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
.mosaic{display:grid;grid-template-columns:3fr 2fr;grid-template-rows:1fr 1fr;gap:12px;aspect-ratio:6/5;max-width:100%}
.mosaic a{position:relative;overflow:hidden;border-radius:var(--r);background:var(--mist)}
.mosaic a:first-child{grid-row:1/3}
.mosaic img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.mosaic a:hover img{transform:scale(1.04)}
.mosaic span{position:absolute;left:12px;bottom:10px;right:12px;font-size:13px;color:#fff;text-shadow:0 1px 8px rgba(0,0,0,.45)}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}}

/* services */
.services{background:var(--tint);border-block:1px solid var(--line)}
.svc-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.svc{background:var(--sheet);padding:28px 24px 26px;display:flex;flex-direction:column;gap:12px;text-decoration:none;color:var(--ink);transition:background .2s}
.svc:hover{background:var(--tint)}
.svc .kind{font-family:var(--f-label);font-size:11px;letter-spacing:.2em;color:var(--sage);text-transform:uppercase}
.svc h3{font-size:21px}
.svc p{color:var(--moss);font-size:15px;flex:1}
.svc .count{font-size:14px;color:var(--forest);display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:12px}
@media (max-width:960px){.svc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.svc-grid{grid-template-columns:1fr}}

/* work cards */
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,2.4vw,32px)}
@media (max-width:960px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.grid{grid-template-columns:1fr}}
.card{display:flex;flex-direction:column;gap:14px;text-decoration:none;color:var(--ink)}
.card .ph{aspect-ratio:4/3;overflow:hidden;border-radius:var(--r);background:var(--mist)}
.card img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.card:hover img{transform:scale(1.04)}
.card .meta{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--sage)}
.card h3{font-size:19px;margin-top:-4px}
.card p{font-size:15px;color:var(--moss);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty{padding:48px;text-align:center;border:1px dashed var(--line);border-radius:var(--r);color:var(--moss)}

/* filter chips */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:32px}
.chip{font:inherit;font-size:14.5px;padding:8px 16px;border-radius:99px;border:1px solid var(--line);background:var(--sheet);color:var(--ink);cursor:pointer}
.chip[aria-pressed="true"]{background:var(--forest);border-color:var(--forest);color:var(--sheet)}
.chip small{opacity:.7;margin-left:4px}

/* why + process */
.split{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:clamp(32px,5vw,80px)}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.why-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 40px}
@media (max-width:560px){.why-list{grid-template-columns:1fr}}
.why-list h3{font-size:19px;margin-bottom:6px}
.why-list p{color:var(--moss);font-size:15px}
.stats{display:flex;gap:40px;flex-wrap:wrap;margin-top:32px}
.stats b{display:block;font-family:var(--f-label);font-weight:300;font-size:40px;color:var(--forest);line-height:1}
.stats span{font-size:14px;color:var(--moss)}
.steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:20px;counter-reset:step;margin-top:8px}
.steps li{list-style:none;border-top:1px solid var(--forest);padding-top:14px}
.steps li::before{counter-increment:step;content:counter(step,decimal-leading-zero);font-family:var(--f-label);font-size:12px;letter-spacing:.15em;color:var(--sage);display:block;margin-bottom:6px}
.steps b{display:block;color:var(--forest);font-weight:600;margin-bottom:4px}
.steps span{font-size:14.5px;color:var(--moss)}
.steps{padding:0;margin:0}
@media (max-width:860px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* catalog band */
.band{background:var(--forest);color:#e9ede1}
.band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.band h2{color:#fff;font-size:clamp(24px,3vw,34px);margin:8px 0}
.band p{color:#c9d2bb;max-width:56ch}
.band .btn{background:#fff;color:var(--forest);border-color:#fff}
.band .btn.ghost{background:transparent;color:#fff}
.band .label{color:#b7c3a5}

/* contact */
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto;gap:40px;align-items:start}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}
.contact-grid dl{margin:0;display:grid;gap:16px}
.contact-grid dt{font-size:13px;color:var(--sage)}
.contact-grid dd{margin:0;font-size:17px;color:var(--forest)}
.copyable{display:inline-flex;gap:10px;align-items:center;flex-wrap:wrap}
.copy{font:inherit;font-size:12.5px;padding:3px 10px;border-radius:99px;border:1px solid var(--line);background:var(--sheet);color:var(--moss);cursor:pointer}
.qr{background:#fff;padding:14px;border:1px solid var(--line);border-radius:var(--r);text-align:center;font-size:13px;color:var(--moss);width:200px}
.qr img{width:100%;margin-bottom:6px}

/* footer */
.site-footer{border-top:1px solid var(--line);padding-block:32px;font-size:14px;color:var(--moss)}
.site-footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* page head */
.page-head{padding-block:clamp(40px,6vw,72px) 8px}
.page-head h1{font-size:clamp(32px,4.4vw,52px);margin-top:10px}
.page-head p{color:var(--moss);max-width:60ch;margin-top:12px}

/* ---------- brochure (work.html) ---------- */
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:space-between;padding-block:20px}
.toolbar .group{display:flex;gap:8px;flex-wrap:wrap}
.brochure{background:var(--sheet);border:1px solid var(--line);border-radius:var(--r);padding:clamp(20px,4vw,48px);margin-bottom:64px}
.b-cover{aspect-ratio:16/9;border-radius:4px;overflow:hidden;background:var(--mist);cursor:zoom-in}
.b-cover img{width:100%;height:100%;object-fit:cover}
.b-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:end;margin:32px 0 24px}
.b-head h1{font-size:clamp(28px,3.6vw,44px);margin-top:8px}
.b-head img{width:96px}
.titleblock{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--forest);margin-bottom:32px}
.titleblock div{padding:10px 14px;border-right:1px solid var(--forest);min-width:0}
.titleblock div:last-child{border-right:0}
.titleblock dt{font-family:var(--f-label);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--sage)}
.titleblock dd{margin:2px 0 0;color:var(--forest);font-size:15.5px}
@media (max-width:640px){.titleblock{grid-template-columns:repeat(2,minmax(0,1fr))}.titleblock div:nth-child(2){border-right:0}.titleblock div:nth-child(-n+2){border-bottom:1px solid var(--forest)}}
.b-body{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);gap:40px;margin-bottom:36px}
@media (max-width:760px){.b-body{grid-template-columns:1fr}}
.b-body .summary{font-family:var(--f-display);font-size:20px;color:var(--forest);margin-bottom:14px;line-height:1.55}
.b-body .desc{color:var(--ink);white-space:pre-line}
.b-side h3,.b-gallery h3{font-family:var(--f-label);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--sage);margin-bottom:10px}
.b-side ul{margin:0 0 24px;padding:0;list-style:none}
.b-side li{padding:7px 0;border-bottom:1px solid var(--line);font-size:15px}
.budget td{padding:6px 0;border-bottom:1px solid var(--line);font-size:15px}
.budget{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
.budget td:last-child{text-align:right}
.budget tr.total td{border-bottom:0;border-top:1px solid var(--forest);font-weight:600;color:var(--forest);padding-top:10px}
.b-gallery .gal{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:10px}
.b-gallery button{padding:0;border:0;background:var(--mist);aspect-ratio:4/3;overflow:hidden;border-radius:4px;cursor:zoom-in}
.b-gallery img{width:100%;height:100%;object-fit:cover}
.b-foot{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:20px;align-items:center;border-top:1px solid var(--forest);margin-top:36px;padding-top:18px;font-size:13.5px;color:var(--moss)}
.b-foot img.logo{width:120px}
.b-foot img.qr-s{width:76px}
.b-foot b{color:var(--forest);font-weight:600}
@media (max-width:560px){.b-foot{grid-template-columns:1fr}}
.related{margin-bottom:72px}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:50;background:rgba(20,24,18,.92);display:flex;align-items:center;justify-content:center;padding:24px}
.lightbox img{max-height:88vh;max-width:100%;object-fit:contain;border-radius:4px}
.lightbox button{position:absolute;background:rgba(255,255,255,.12);color:#fff;border:0;border-radius:99px;width:46px;height:46px;font-size:22px;cursor:pointer}
.lightbox .x{top:calc(16px + env(safe-area-inset-top,0px));right:16px}
.lightbox .prev{left:16px}.lightbox .next{right:16px}

/* ---------- catalog ---------- */
.cat-cover{background:var(--tint);border:1px solid var(--line);border-radius:var(--r);padding:clamp(28px,6vw,72px);text-align:center;margin-bottom:40px}
.cat-cover img{width:min(280px,70%);margin:0 auto 24px}
.cat-cover h1{font-size:clamp(28px,4vw,44px)}
.cat-cover p{color:var(--moss);margin-top:10px}
.cat-sec{margin-bottom:48px}
.cat-sec>h2{font-size:28px;padding-bottom:12px;border-bottom:1px solid var(--forest);margin-bottom:24px;display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap}
.cat-sec>h2 small{font-family:var(--f-body);font-size:14px;color:var(--sage)}
.cat-item{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:28px;padding-block:20px;border-bottom:1px solid var(--line);break-inside:avoid}
.cat-item .ph{aspect-ratio:4/3;border-radius:4px;overflow:hidden;background:var(--mist)}
.cat-item .ph img{width:100%;height:100%;object-fit:cover}
.cat-item h3{font-size:22px;margin-bottom:6px}
.cat-item .facts{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:13.5px;color:var(--sage);margin-bottom:10px}
.cat-item p{color:var(--moss);font-size:15px}
.cat-item .total{margin-top:10px;color:var(--forest);font-weight:600;font-size:15px}
.cat-item a.more{display:inline-block;margin-top:10px;font-size:14px}
@media (max-width:640px){.cat-item{grid-template-columns:1fr}}
select.field{font:inherit;padding:9px 14px;border-radius:99px;border:1px solid var(--line);background:var(--sheet);color:var(--ink)}

.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--forest);color:#fff;padding:10px 18px;border-radius:99px;font-size:14px;z-index:60}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* ---------- print: A4 brochure / catalog ---------- */
@page{size:A4;margin:12mm}
@media print{
  body{background:#fff;font-size:11pt}
  .site-header,.site-footer,.toolbar,.no-print,.related,.lightbox,.toast{display:none!important}
  .wrap{padding:0;max-width:none}
  .brochure{border:0;padding:0;margin:0}
  .b-cover{aspect-ratio:auto;height:82mm}
  .b-gallery .gal button{aspect-ratio:auto;height:26mm}
  .b-head img{width:64px}
  .b-body{font-size:10pt;line-height:1.55}
  .b-side li,.budget td{padding:2px 0;font-size:9.5pt}
  .b-side ul{margin-bottom:10px}
  .b-cover{height:56mm}
  .b-foot img.logo{width:72px}
  .b-foot img.qr-s{width:60px}
  .titleblock div{padding:5px 10px}
  .b-side h3,.b-gallery h3{margin-bottom:4px}
  .b-foot{margin-top:14px;padding-top:10px}
  .titleblock{margin-bottom:16px}
  .b-body .summary{font-size:15pt}
  .b-head{margin:14px 0 12px}
  .b-body{gap:24px;margin-bottom:16px}
  .b-gallery .gal{grid-template-columns:repeat(3,1fr)}
  .b-foot{break-inside:avoid}
  .cat-cover{border:0;min-height:250mm;display:flex;flex-direction:column;justify-content:center;break-after:page}
  .cat-sec{break-before:page}
  .cat-sec:first-of-type{break-before:auto}
  .cat-item{grid-template-columns:5fr 6fr}
  a{color:inherit;text-decoration:none}
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}