/* ============================================================
   site.css — สไตล์กลางของเว็บ Thai Civil Innovation
   ทุกหน้าเรียกไฟล์นี้ไฟล์เดียว แก้ที่นี่ที่เดียวมีผลทั้งเว็บ

   ส่วนที่ 1   ฐานร่วมทุกหน้า ตัวแปรสี ฟอนต์ ปุ่ม ตาราง แถบเมนู ท้ายหน้า
               หน้าหมวดปัญหา (body.page-category) ใช้เฉพาะส่วนนี้
   ส่วนที่ 2-6 สไตล์เฉพาะของแต่ละหน้า จำกัดขอบเขตด้วย class ที่แท็ก body
               จึงไม่มีทางกวนกันข้ามหน้า

   เปลี่ยนสีหรือฟอนต์ทั้งเว็บ ให้แก้ที่ :root ในส่วนที่ 1
   ============================================================ */

/* ---------- 1. ฐานร่วมทุกหน้า ---------- */
:root{--petrol:#0C2A31;--petrol-2:#123C46;--paper:#fff;--wash:#EAF1F2;
  --water:#12708A;--spark:#4FD1E0;--grey:#4A5D68;--grey-line:#C3D2D6;--alert:#B4552A;
  --measure:64ch;--pad:clamp(20px,5vw,40px);}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{margin:0;background:var(--paper);color:var(--petrol);
  font-family:"IBM Plex Sans Thai","Noto Sans Thai",-apple-system,sans-serif;font-size:17px;line-height:1.68;}
h1,h2,h3,h4{font-family:"Bai Jamjuree","IBM Plex Sans Thai",sans-serif;font-weight:600;line-height:1.22;letter-spacing:-.01em;}
p{margin:0 0 1em;}
a{color:var(--water);}
.wrap{max-width:1080px;margin:0 auto;padding-left:var(--pad);padding-right:var(--pad);}
.band{padding:clamp(52px,8vw,96px) 0;}
.band--wash{background:var(--wash);}
.band--dark{background:var(--petrol);color:#EAF3F5;}
h2{font-size:clamp(24px,3.6vw,36px);margin:0 0 14px;max-width:22ch;}
h3{font-size:19px;margin:0 0 6px;}
.lede{max-width:var(--measure);color:var(--grey);font-size:17.5px;}
.band--dark .lede{color:#A8C4CC;}
.btn{display:inline-block;text-decoration:none;font-weight:500;font-size:16px;padding:14px 26px;border-radius:2px;}
.btn--primary{background:var(--spark);color:#08222A;}
.btn--solid{background:var(--water);color:#fff;}
.btn--ghost{border:1px solid rgba(255,255,255,.35);color:#fff;}
.btn--line{border:1px solid var(--grey-line);color:var(--water);}
a:focus-visible,.btn:focus-visible{outline:2px solid var(--water);outline-offset:3px;}

.slot{position:relative;background:var(--wash);border:1px dashed var(--grey-line);aspect-ratio:16/9;overflow:hidden;}
.slot img{width:100%;height:100%;object-fit:cover;display:block;position:relative;z-index:1;}
.slot .hint{position:absolute;inset:0;z-index:0;display:flex;flex-direction:column;gap:6px;
  align-items:center;justify-content:center;text-align:center;padding:18px;color:var(--grey);font-size:14px;}
.slot .hint code{font-size:12.5px;color:var(--water);}
figure{margin:0;} figcaption{font-size:13.5px;color:var(--grey);padding-top:8px;}

.topbar{position:sticky;top:0;z-index:30;background:var(--petrol);color:#EAF3F5;border-bottom:1px solid rgba(255,255,255,.12);}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:12px;padding-bottom:12px;}
.brand{font-family:"Bai Jamjuree",sans-serif;font-weight:700;font-size:17px;text-decoration:none;color:#EAF3F5;}
.brand small{display:block;font-family:"IBM Plex Sans Thai",sans-serif;font-weight:300;font-size:12.5px;color:#8FB3BC;}
.topbar nav{display:flex;gap:20px;font-size:14.5px;}
.topbar nav a{text-decoration:none;color:#BFD8DE;}
.topbar nav a:hover{color:var(--spark);}
.topbar{position:sticky;}
.topbar .wrap{position:relative;}
.navtoggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;margin:-6px -8px -6px 0;padding:0;
  background:transparent;border:0;cursor:pointer;color:#EAF3F5;
}
.navtoggle:focus-visible{outline:2px solid var(--spark);outline-offset:2px;border-radius:4px;}
.navtoggle span{position:relative;display:block;width:22px;height:2px;background:currentColor;transition:background .18s;}
.navtoggle span::before,.navtoggle span::after{
  content:"";position:absolute;left:0;width:22px;height:2px;background:currentColor;
  transition:transform .22s ease, top .18s ease;
}
.navtoggle span::before{top:-7px;} .navtoggle span::after{top:7px;}
.navtoggle[aria-expanded="true"] span{background:transparent;}
.navtoggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);}
.navtoggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);}

.head{background:var(--petrol);color:#fff;padding:clamp(34px,5vw,60px) 0 clamp(40px,6vw,68px);}
.crumb{font-size:14px;color:#8FB3BC;margin-bottom:18px;}
.crumb a{color:#BFD8DE;text-decoration:none;}
.head h1{font-size:clamp(28px,5.2vw,48px);line-height:1.12;margin:0 0 18px;max-width:19ch;font-weight:700;}
.head p{max-width:56ch;color:#B7D3DA;margin:0 0 28px;font-size:clamp(16.5px,2vw,19px);}
.actions{display:flex;flex-wrap:wrap;gap:13px;}

.quick{background:var(--wash);border-left:3px solid var(--water);padding:26px 28px;}
.quick h2{font-size:20px;margin-bottom:10px;max-width:none;}
.quick p{max-width:72ch;margin:0 0 10px;font-size:16.5px;}
.quick p:last-child{margin-bottom:0;}

.two{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,48px);margin-top:32px;}
.list{margin:0;padding:0;list-style:none;}
.list li{padding:12px 0 12px 28px;position:relative;border-bottom:1px solid var(--grey-line);font-size:16.5px;}
.list li::before{content:"";position:absolute;left:0;top:21px;width:13px;height:2px;background:var(--alert);}
.list--ok li::before{background:var(--water);}

.points{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:34px;}
.point{border-top:2px solid var(--water);padding-top:16px;}
.point h3{font-size:17.5px;}
.point p{font-size:15.5px;color:var(--grey);margin:0;}

table{width:100%;border-collapse:collapse;font-size:15.5px;margin-top:26px;}
th,td{text-align:left;padding:12px 16px 12px 0;border-bottom:1px solid var(--grey-line);vertical-align:top;}
th{font-weight:600;font-size:14px;border-bottom:1px solid var(--petrol);}
td:first-child{font-weight:500;}
.band--dark th{color:#8FB3BC;border-bottom-color:rgba(255,255,255,.35);}
.band--dark td{border-bottom-color:rgba(255,255,255,.15);}

.steps{counter-reset:s;margin-top:34px;}
.step{counter-increment:s;display:grid;grid-template-columns:50px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.14);}
.step:last-child{border-bottom:0;}
.step::before{content:counter(s,decimal-leading-zero);font-family:"Bai Jamjuree",sans-serif;font-weight:600;font-size:21px;color:var(--spark);}
.step h3{color:#fff;margin-bottom:4px;} .step p{margin:0;color:#A8C4CC;font-size:15.5px;max-width:58ch;}

details{border-bottom:1px solid var(--grey-line);padding:16px 0;}
summary{cursor:pointer;font-weight:500;font-size:17px;list-style:none;}
summary::-webkit-details-marker{display:none;}
summary::before{content:"+ ";color:var(--water);font-weight:600;}
details[open] summary::before{content:"− ";}
details p{margin:12px 0 0;color:var(--grey);font-size:16px;max-width:var(--measure);}

#catWork{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:30px;}
#catWork a{text-decoration:none;color:inherit;}
#catWork .shot{aspect-ratio:4/3;background:var(--wash);border:1px dashed var(--grey-line);overflow:hidden;position:relative;}
#catWork .shot img{width:100%;height:100%;object-fit:cover;display:block;}
#catWork .fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--grey);font-size:14px;}
#catWork h3{font-size:17px;margin:12px 0 5px;} #catWork .meta{font-size:14px;color:var(--grey);}

.related{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.related a{font-size:15px;text-decoration:none;border:1px solid var(--grey-line);padding:9px 16px;border-radius:999px;}

footer{background:var(--petrol);color:#7FA3AD;font-size:13.5px;padding:28px 0 90px;}
footer .wrap{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;}
.sticky{position:fixed;bottom:0;left:0;right:0;z-index:40;display:none;background:var(--petrol);
  border-top:1px solid rgba(255,255,255,.15);padding:9px 12px;gap:9px;}
.sticky a{flex:1;text-align:center;text-decoration:none;font-size:15.5px;font-weight:500;padding:12px 8px;border-radius:2px;}
.sticky .call{background:var(--spark);color:#08222A;} .sticky .line{background:#06C755;color:#fff;}

@media (max-width:900px){ .points,#catWork{grid-template-columns:repeat(2,1fr);} }
@media (max-width:640px){
  .topbar nav{
    display:none;
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;gap:0;
    background:var(--petrol);
    border-top:1px solid rgba(255,255,255,.14);
    box-shadow:0 14px 28px rgba(0,0,0,.28);
    padding:6px 0 10px;
  }
  .topbar nav.is-open{display:flex;}
  .topbar nav a{padding:14px var(--pad);font-size:16.5px;border-bottom:1px solid rgba(255,255,255,.08);}
  .topbar nav a:last-child{border-bottom:0;}
  .navtoggle{display:inline-flex;}
  .two,.points,#catWork{grid-template-columns:1fr;}
  .btn{width:100%;text-align:center;}
  .sticky{display:flex;}
  table{font-size:14.5px;}
  th,td{padding-right:10px;}
}

/* ---------- 2. หน้าแรก (body.page-home) ---------- */
body.page-home{--petrol:#0C2A31; --petrol-2:#123C46; --paper:#FFFFFF; --wash:#EAF1F2; --water:#12708A; --spark:#4FD1E0; --grey:#4A5D68; --grey-line:#C3D2D6; --alert:#B4552A; --measure:64ch; --pad:clamp(20px,5vw,40px);}
body.page-home{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body.page-home{margin:0;background:var(--paper);color:var(--petrol); font-family:"IBM Plex Sans Thai","Noto Sans Thai",-apple-system,sans-serif; font-size:17px;line-height:1.68;padding-bottom:0;}
body.page-home a:focus-visible{outline:2px solid var(--spark);outline-offset:3px;}
body.page-home .slot .hint{position:absolute;inset:0;z-index:0;display:flex;flex-direction:column;gap:6px; align-items:center;justify-content:center;text-align:center;padding:18px;color:var(--grey);font-size:14px;line-height:1.5;}
body.page-home .hero{background:var(--petrol);color:#fff;padding:clamp(44px,7vw,84px) 0 0;}
body.page-home .hero h1{font-size:clamp(30px,5.6vw,54px);line-height:1.1;margin:0 0 20px;max-width:17ch;font-weight:700;}
body.page-home .hero .sub{max-width:54ch;font-size:clamp(16.5px,2.1vw,19px);color:#B7D3DA;margin-bottom:30px;}
body.page-home .partner{display:inline-flex;align-items:center;gap:9px;font-size:13.5px;letter-spacing:.03em;color:var(--spark); border:1px solid rgba(79,209,224,.45);border-radius:999px;padding:6px 15px;margin-bottom:24px;}
body.page-home .trust{background:var(--petrol-2);margin-top:clamp(38px,6vw,64px);}
body.page-home .trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
body.page-home .trust div{padding:22px 18px 24px 18px;border-right:1px solid rgba(255,255,255,.13);}
body.page-home .trust div:last-child{border-right:0;}
body.page-home .trust .wrap{padding-left:calc(var(--pad) - 18px);}
body.page-home .trust b{display:block;font-family:"Bai Jamjuree",sans-serif;font-size:15.5px;color:var(--spark);margin-bottom:3px;}
body.page-home .trust span{font-size:13.5px;color:#9FC0C8;line-height:1.45;}
body.page-home .symptoms{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;margin-top:30px;}
body.page-home .symptoms li{list-style:none;padding:13px 0 13px 30px;position:relative;border-bottom:1px solid var(--grey-line);font-size:16.5px;}
body.page-home .symptoms li::before{content:"";position:absolute;left:0;top:22px;width:14px;height:2px;background:var(--alert);}
body.page-home .symptoms ul{margin:0;padding:0;}
body.page-home .causes{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:36px;}
body.page-home .cause{border-top:2px solid var(--water);padding-top:16px;}
body.page-home .cause h3{font-size:17.5px;}
body.page-home .cause p{font-size:15.5px;color:var(--grey);margin:0;}
body.page-home .cats{display:grid;grid-template-columns:repeat(2,1fr);gap:30px;margin-top:36px;}
body.page-home .cat{border:1px solid var(--grey-line);padding:0;display:flex;flex-direction:column;}
body.page-home .cat .slot{aspect-ratio:16/10;border:0;border-bottom:1px solid var(--grey-line);}
body.page-home .cat .in{padding:20px;flex:1;display:flex;flex-direction:column;}
body.page-home .cat h3{font-size:18.5px;margin-bottom:8px;}
body.page-home .cat .sym{font-size:15px;color:var(--grey);margin:0 0 12px;flex:1;}
body.page-home .cat .sys{font-size:14px;color:var(--water);border-top:1px dotted var(--grey-line);padding-top:11px;}
body.page-home .cat .more{font-size:14.5px;padding-top:10px;}
body.page-home .hi{background:rgba(79,209,224,.12);}
body.page-home .sys{border-top:1px solid var(--grey-line);padding:30px 0;display:grid;grid-template-columns:230px 1fr 240px;gap:0 32px;}
body.page-home .sys:last-of-type{border-bottom:1px solid var(--grey-line);}
body.page-home .sys .name{font-family:"Bai Jamjuree",sans-serif;font-weight:600;font-size:20px;}
body.page-home .sys .chem{font-size:14px;color:var(--grey);margin-top:2px;}
body.page-home .sys .body p{font-size:16px;color:#33505A;margin:0 0 16px;max-width:46ch;}
body.page-home .sys .slot{max-width:520px;}
body.page-home .sys dl{margin:0;font-size:14.5px;}
body.page-home .sys dl div{display:flex;justify-content:space-between;gap:12px;padding:5px 0;border-bottom:1px dotted var(--grey-line);}
body.page-home .sys dt{color:var(--grey);margin:0;}
body.page-home .sys dd{margin:0;font-weight:500;text-align:right;}
body.page-home .ribbon{background:var(--petrol-2);color:#fff;}
body.page-home .ribbon .wrap{display:grid;grid-template-columns:repeat(6,1fr);}
body.page-home .cls{padding:24px 16px 26px 16px;border-right:1px solid rgba(255,255,255,.13);}
body.page-home .cls:last-of-type{border-right:0;}
body.page-home .ribbon .wrap{padding-left:calc(var(--pad) - 16px);}
body.page-home .cls .code{font-family:"Bai Jamjuree",sans-serif;font-weight:700;font-size:clamp(18px,2.5vw,26px);color:var(--spark);display:block;margin-bottom:3px;}
body.page-home .cls .what{font-size:13px;line-height:1.45;color:#9FC0C8;}
body.page-home .ribbon .foot{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.13);padding:14px 0 22px;font-size:13.5px;color:#8FB3BC;}
body.page-home .ribbon .foot a{color:#BFD8DE;}
body.page-home .honest{border-left:3px solid var(--alert);padding:4px 0 4px 20px;max-width:var(--measure);margin-top:26px;}
body.page-home .honest h3{font-size:17px;margin-bottom:4px;}
body.page-home .honest p{font-size:15.5px;color:var(--grey);margin:0 0 14px;}
body.page-home .arts{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;margin-top:30px;}
body.page-home .art{padding:16px 0;border-bottom:1px solid var(--grey-line);}
body.page-home .art h3{font-size:17px;margin-bottom:4px;}
body.page-home .art p{font-size:14.5px;color:var(--grey);margin:0;}
body.page-home #featured{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:32px;}
body.page-home #featured a{text-decoration:none;color:inherit;display:block;}
body.page-home #featured .shot{aspect-ratio:4/3;background:var(--wash);overflow:hidden;position:relative;border:1px dashed var(--grey-line);}
body.page-home #featured .shot img{width:100%;height:100%;object-fit:cover;display:block;}
body.page-home #featured .fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--grey);font-size:14px;}
body.page-home #featured h3{font-size:17.5px;margin:12px 0 5px;}
body.page-home #featured .meta{font-size:14.5px;color:var(--grey);}
body.page-home .contact{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(28px,5vw,60px);}
body.page-home .fields div{padding:12px 0;border-bottom:1px solid var(--grey-line);display:flex;justify-content:space-between;gap:16px;font-size:16.5px;}
body.page-home .fields span:first-child{color:var(--grey);font-size:15px;}
body.page-home .sticky{position:fixed;bottom:0;left:0;right:0;z-index:40;display:none; background:var(--petrol);border-top:1px solid rgba(255,255,255,.15);padding:9px 12px;gap:9px;}
@media (max-width:900px){
  body.page-home .trust .wrap{grid-template-columns:repeat(2,1fr);}
  body.page-home .trust div{border-bottom:1px solid rgba(255,255,255,.13);}
  body.page-home .trust div:nth-child(2n){border-right:0;}
  body.page-home .causes, body.page-home #featured{grid-template-columns:repeat(2,1fr);}
  body.page-home .sys{grid-template-columns:1fr;gap:18px;}
  body.page-home .ribbon .wrap{grid-template-columns:repeat(3,1fr);}
  body.page-home .cls{border-bottom:1px solid rgba(255,255,255,.13);}
  body.page-home .contact{grid-template-columns:1fr;}
}
@media (max-width:640px){
  body.page-home .symptoms, body.page-home .causes, body.page-home .cats, body.page-home .arts, body.page-home #featured{grid-template-columns:1fr;}
  body.page-home .ribbon .wrap{grid-template-columns:repeat(2,1fr);}
}

/* ---------- 3. หน้าผลงาน (body.page-portfolio) ---------- */
body.page-portfolio{--petrol:#0C2A31; --petrol-2:#123C46; --paper:#FFFFFF; --wash:#EAF1F2; --water:#12708A; --spark:#4FD1E0; --grey:#4A5D68; --grey-line:#C3D2D6; --pad:clamp(20px,5vw,40px);}
body.page-portfolio{margin:0;background:var(--paper);color:var(--petrol); font-family:"IBM Plex Sans Thai","Noto Sans Thai",-apple-system,sans-serif; font-size:17px;line-height:1.68;}
body.page-portfolio h1, body.page-portfolio h2, body.page-portfolio h3{font-family:"Bai Jamjuree","IBM Plex Sans Thai",sans-serif;font-weight:600;line-height:1.2;letter-spacing:-.01em;}
body.page-portfolio .topbar{position:sticky;top:0;z-index:20;background:var(--petrol);color:#EAF3F5;border-bottom:1px solid rgba(255,255,255,.12);}
body.page-portfolio .topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px var(--pad);}
body.page-portfolio .topbar nav{gap:22px;font-size:15px;}
body.page-portfolio .topbar nav a:hover, body.page-portfolio .topbar nav a[aria-current]{color:var(--spark);}
body.page-portfolio .head{background:var(--petrol);color:#fff;padding:clamp(44px,7vw,76px) 0 clamp(30px,5vw,44px);}
body.page-portfolio .head h1{font-size:clamp(29px,5vw,46px);margin:0 0 16px;max-width:18ch;font-weight:700;}
body.page-portfolio .head p{max-width:60ch;color:#B7D3DA;margin:0;}
body.page-portfolio .filters{background:var(--petrol-2);padding:16px 0;position:sticky;top:57px;z-index:15;}
body.page-portfolio .filters .wrap{display:flex;flex-wrap:wrap;gap:8px;}
body.page-portfolio .chip{font:inherit;font-size:14.5px;cursor:pointer; background:transparent;color:#BFD8DE; border:1px solid rgba(255,255,255,.28);border-radius:999px; padding:7px 16px;transition:.15s;}
body.page-portfolio .chip:hover{border-color:var(--spark);color:var(--spark);}
body.page-portfolio .chip[aria-pressed="true"]{background:var(--spark);border-color:var(--spark);color:#08222A;font-weight:500;}
body.page-portfolio .chip:focus-visible{outline:2px solid var(--spark);outline-offset:2px;}
body.page-portfolio .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;padding:clamp(40px,6vw,64px) 0;}
body.page-portfolio .card{border:0;background:none;padding:0;text-align:left;font:inherit;color:inherit;cursor:pointer;display:block;}
body.page-portfolio .card .shot{aspect-ratio:4/3;background:var(--wash);overflow:hidden;position:relative;}
body.page-portfolio .card .shot img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease;}
body.page-portfolio .card:hover .shot img{transform:scale(1.03);}
body.page-portfolio .card .shot .fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center; color:var(--grey);font-size:14px;text-align:center;padding:16px;}
body.page-portfolio .card .tag{display:inline-block;font-size:12.5px;color:var(--water);margin:12px 0 4px;}
body.page-portfolio .card h3{font-size:18px;margin:0 0 6px;}
body.page-portfolio .card .meta{font-size:14.5px;color:var(--grey);}
body.page-portfolio .card:focus-visible{outline:2px solid var(--water);outline-offset:4px;}
body.page-portfolio .empty{grid-column:1/-1;color:var(--grey);padding:40px 0;}
body.page-portfolio dialog#detail{border:0;padding:0;max-width:920px;width:calc(100% - 32px); background:var(--paper);color:var(--petrol);}
body.page-portfolio dialog#detail::backdrop{background:rgba(8,26,32,.72);}
body.page-portfolio .modal-inner{padding:clamp(22px,4vw,40px);}
body.page-portfolio .modal-inner h2{font-size:clamp(22px,3vw,30px);margin:0 0 6px;max-width:24ch;}
body.page-portfolio .modal-inner .tag{font-size:13px;color:var(--water);}
body.page-portfolio .facts{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:22px 0 26px;border-top:1px solid var(--grey-line);border-bottom:1px solid var(--grey-line);}
body.page-portfolio .facts div{padding:14px 14px 14px 0;}
body.page-portfolio .facts dt{font-size:13px;color:var(--grey);margin:0 0 2px;}
body.page-portfolio .facts dd{margin:0;font-weight:500;font-size:15.5px;}
body.page-portfolio .block{margin-bottom:22px;}
body.page-portfolio .block h3{font-size:16px;margin:0 0 4px;color:var(--water);}
body.page-portfolio .block p{margin:0 0 8px;font-size:16px;max-width:62ch;}
body.page-portfolio .block p:last-child{margin-bottom:0;}
/* ขั้นตอนการทำงานที่เขียนเป็นข้อ แสดงเป็นรายการมีเลขกำกับ อ่านง่ายกว่าย่อหน้าเดียว */
body.page-portfolio .block .steps-list{
  margin:6px 0 0;padding-left:0;list-style:none;counter-reset:st;max-width:62ch;
}
body.page-portfolio .block .steps-list li{
  counter-increment:st;position:relative;
  padding:0 0 0 34px;margin-bottom:9px;font-size:16px;line-height:1.6;
}
body.page-portfolio .block .steps-list li:last-child{margin-bottom:0;}
body.page-portfolio .block .steps-list li::before{
  content:counter(st);position:absolute;left:0;top:2px;
  width:23px;height:23px;border-radius:50%;
  background:var(--wash);color:var(--water);
  font-size:13px;font-weight:600;line-height:23px;text-align:center;
}
body.page-portfolio .shots{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px;}
body.page-portfolio .shots figure{margin:0;}
body.page-portfolio .shots img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;background:var(--wash);}
body.page-portfolio .shots figcaption{font-size:13.5px;color:var(--grey);padding-top:7px;}
body.page-portfolio .close{position:absolute;top:14px;right:14px;font:inherit;font-size:15px;cursor:pointer; background:var(--petrol);color:#fff;border:0;border-radius:999px;padding:7px 17px;}
body.page-portfolio .cta{background:var(--wash);padding:clamp(44px,7vw,76px) 0;}
body.page-portfolio .cta h2{font-size:clamp(24px,3.4vw,32px);margin:0 0 12px;max-width:22ch;}
body.page-portfolio .cta p{color:var(--grey);max-width:60ch;}
body.page-portfolio .btn{display:inline-block;text-decoration:none;font-weight:500;padding:14px 26px;border-radius:2px;background:var(--water);color:#fff;}
body.page-portfolio .btn:hover{background:#0E5F76;}
body.page-portfolio footer{background:var(--petrol);color:#7FA3AD;font-size:14px;padding:28px 0;}
@media (max-width:900px){
  body.page-portfolio .grid{grid-template-columns:repeat(2,1fr);gap:22px;}
  body.page-portfolio .facts{grid-template-columns:repeat(2,1fr);}
  body.page-portfolio .shots{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){
  body.page-portfolio .filters{top:53px;}
  body.page-portfolio .grid{grid-template-columns:1fr;}
  body.page-portfolio .shots{grid-template-columns:1fr;}
}
body.page-portfolio .sticky{position:fixed;bottom:0;left:0;right:0;z-index:40;display:none;background:#0C2A31; border-top:1px solid rgba(255,255,255,.15);padding:9px 12px;gap:9px;}
body.page-portfolio .sticky a{flex:1;text-align:center;text-decoration:none;font-size:15.5px;font-weight:500;padding:12px 8px;border-radius:2px;border:0;}
body.page-portfolio .sticky .call{background:#4FD1E0;color:#08222A;}
@media (max-width:640px){
  body.page-portfolio{padding-bottom:70px;}
}

/* ---------- 4. หน้าเอกสารมาตรฐาน (body.page-docs) ---------- */
body.page-docs{--ink:#12232B; --ink-soft:#4A6270; --paper:#FFFFFF; --wash:#EEF3F5; --rule:#C6D3D9; --link:#0B6E8C; --flag:#9A5A18; --measure:70ch;}
body.page-docs{-webkit-text-size-adjust:100%;}
body.page-docs{margin:0; background:var(--paper); color:var(--ink); font-family:"IBM Plex Sans Thai","Noto Sans Thai",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif; font-size:16px; line-height:1.6; font-weight:400;}
body.page-docs .page{max-width:1040px;margin:0 auto;padding:56px 24px 96px;}
body.page-docs .masthead{border-bottom:2px solid var(--ink);padding-bottom:28px;margin-bottom:8px;}
body.page-docs .masthead h1{font-family:"Bai Jamjuree","IBM Plex Sans Thai",sans-serif; font-size:clamp(28px,4.4vw,46px); line-height:1.15; font-weight:600; letter-spacing:-0.015em; margin:0 0 14px; max-width:22ch;}
body.page-docs .masthead p{margin:0;max-width:var(--measure);color:var(--ink-soft);font-size:17px;}
body.page-docs .status{margin-top:22px; border-left:3px solid var(--flag); padding:10px 0 10px 16px; max-width:var(--measure); font-size:15.5px;}
body.page-docs .status strong{color:var(--flag);font-weight:600;}
body.page-docs section{margin-top:64px;}
body.page-docs h2{font-family:"Bai Jamjuree","IBM Plex Sans Thai",sans-serif; font-size:22px; font-weight:600; margin:0 0 6px; letter-spacing:-0.01em;}
body.page-docs .lede{margin:0 0 26px;max-width:var(--measure);color:var(--ink-soft);font-size:15.5px;}
body.page-docs .register{border-top:1px solid var(--rule);}
body.page-docs .doc{display:grid; grid-template-columns:132px 1fr 128px; gap:0 24px; padding:18px 0; border-bottom:1px solid var(--rule); align-items:start;}
body.page-docs .doc .code{font-weight:600; font-size:15px; font-variant-numeric:tabular-nums; padding-top:1px;}
body.page-docs .doc .title{font-weight:500;font-size:16px;margin:0 0 4px;}
body.page-docs .doc .note{margin:0;font-size:15px;color:var(--ink-soft);max-width:62ch;}
body.page-docs .doc .get{text-align:right;padding-top:1px;}
body.page-docs a{color:var(--link);text-decoration:none;border-bottom:1px solid rgba(11,110,140,.35);}
body.page-docs a:hover{border-bottom-color:var(--link);}
body.page-docs a:focus-visible{outline:2px solid var(--link);outline-offset:3px;border-radius:2px;}
body.page-docs .get a{font-size:15px;font-weight:500;white-space:nowrap;}
body.page-docs .doc.current{background:var(--wash);padding-left:14px;padding-right:14px;margin-left:-14px;margin-right:-14px;}
body.page-docs .key{border:1px solid var(--ink);padding:0;}
body.page-docs .key-row{display:grid; grid-template-columns:88px 1fr 200px; gap:0 20px; padding:14px 20px; border-bottom:1px solid var(--rule); align-items:baseline;}
body.page-docs .key-row:last-child{border-bottom:0;}
body.page-docs .key-row .class{font-weight:700;font-size:16px;font-variant-numeric:tabular-nums;}
body.page-docs .key-row .means{font-size:15px;}
body.page-docs .key-row .proof{font-size:14.5px;color:var(--ink-soft);}
body.page-docs .key-head{background:var(--ink);color:#fff;font-size:13px;font-weight:500;letter-spacing:.02em;}
body.page-docs .key-head span{color:#fff;}
body.page-docs table{width:100%;border-collapse:collapse;font-size:15px;}
body.page-docs th, body.page-docs td{text-align:left;padding:13px 14px 13px 0;border-bottom:1px solid var(--rule);vertical-align:top;}
body.page-docs th{font-weight:600;font-size:14px;border-bottom:1px solid var(--ink);}
body.page-docs footer{margin-top:72px;padding-top:22px;border-top:1px solid var(--rule);font-size:14px;color:var(--ink-soft);max-width:var(--measure);}
@media (max-width:720px){
  body.page-docs .page{padding:36px 18px 72px;}
  body.page-docs .doc{grid-template-columns:1fr;gap:6px;}
  body.page-docs .doc .get{text-align:left;padding-top:2px;}
  body.page-docs .doc .code{font-size:14px;color:var(--ink-soft);}
  body.page-docs .key-row{grid-template-columns:1fr;gap:4px;padding:14px 16px;}
  body.page-docs .key-head{display:none;}
  body.page-docs .key-row .proof::before{content:"ทดสอบตาม: ";}
  body.page-docs table, body.page-docs thead, body.page-docs tbody, body.page-docs tr, body.page-docs th, body.page-docs td{display:block;}
  body.page-docs thead{display:none;}
  body.page-docs tr{border-bottom:1px solid var(--ink);padding:12px 0;}
  body.page-docs td{border:0;padding:2px 0;}
  body.page-docs td::before{content:attr(data-label) " — ";color:var(--ink-soft);}
  body.page-docs td:first-child::before{content:"";}
}
body.page-docs .topbar{position:sticky;top:0;z-index:30;background:#0C2A31;color:#EAF3F5;border-bottom:1px solid rgba(255,255,255,.12);}
body.page-docs .topbar .wrap{max-width:1040px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
body.page-docs .topbar .brand{font-family:"Bai Jamjuree","IBM Plex Sans Thai",sans-serif;font-weight:700;font-size:17px;text-decoration:none;color:#EAF3F5;border:0;}
body.page-docs .topbar .brand small{display:block;font-family:"IBM Plex Sans Thai",sans-serif;font-weight:300;font-size:12.5px;color:#8FB3BC;}
body.page-docs .topbar nav a{text-decoration:none;color:#BFD8DE;border:0;}
body.page-docs .topbar nav a:hover{color:#4FD1E0;}
body.page-docs .sitefoot{background:#0C2A31;color:#7FA3AD;font-size:13.5px;padding:28px 0;margin-top:64px;}
body.page-docs .sitefoot .wrap{max-width:1040px;margin:0 auto;padding:0 24px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;}
body.page-docs .sticky{position:fixed;bottom:0;left:0;right:0;z-index:40;display:none;background:#0C2A31; border-top:1px solid rgba(255,255,255,.15);padding:9px 12px;gap:9px;}
body.page-docs .sticky a{flex:1;text-align:center;text-decoration:none;font-size:15.5px;font-weight:500;padding:12px 8px;border-radius:2px;border:0;}
body.page-docs .sticky .call{background:#4FD1E0;color:#08222A;}
@media (max-width:640px){
  body.page-docs{padding-bottom:70px;}
}

/* ---------- 5. หน้า 404 (body.page-404) ---------- */
body.page-404{margin:0;min-height:100vh;display:flex;align-items:center; background:#0C2A31;color:#EAF3F5; font-family:"IBM Plex Sans Thai",Tahoma,sans-serif;font-size:17px;line-height:1.68;}
body.page-404 .wrap{max-width:640px;margin:0 auto;padding:40px 24px;}
body.page-404 h1{font-family:"Bai Jamjuree",sans-serif;font-size:clamp(26px,5vw,40px);line-height:1.2;margin:0 0 16px;font-weight:700;}
body.page-404 p{color:#A8C4CC;margin:0 0 26px;}
body.page-404 a{display:inline-block;background:#4FD1E0;color:#08222A;text-decoration:none; font-weight:500;padding:13px 26px;border-radius:2px;margin-right:10px;margin-bottom:10px;}
body.page-404 a.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35);}

/* ---------- 6. ระบบจัดการหลังบ้าน (body.page-admin) ---------- */
body.page-admin{--petrol:#0C2A31;--petrol-2:#123C46;--paper:#fff;--wash:#EAF1F2; --water:#12708A;--spark:#4FD1E0;--grey:#5E7580;--line:#C3D2D6;--alert:#B4552A;--ok:#1E7A4D;}
body.page-admin{margin:0;background:var(--wash);color:var(--petrol); font-family:"IBM Plex Sans Thai",Tahoma,sans-serif;font-size:16px;line-height:1.6;}
body.page-admin h1, body.page-admin h2, body.page-admin h3{font-family:"Bai Jamjuree",sans-serif;font-weight:600;line-height:1.25;margin:0;}
body.page-admin .top{background:var(--petrol);color:#EAF3F5;padding:16px 0;position:sticky;top:0;z-index:10;}
body.page-admin .wrap{max-width:1180px;margin:0 auto;padding:0 20px;}
body.page-admin .top .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;}
body.page-admin .top h1{font-size:19px;}
body.page-admin .top small{display:block;font-weight:300;font-size:12.5px;color:#8FB3BC;font-family:"IBM Plex Sans Thai",sans-serif;}
body.page-admin .bar{display:flex;gap:9px;flex-wrap:wrap;}
body.page-admin button, body.page-admin .filebtn{font:inherit;font-size:15px;cursor:pointer;border:0;border-radius:2px;padding:11px 20px;}
body.page-admin .primary{background:var(--spark);color:#08222A;font-weight:500;}
body.page-admin .ghost{background:transparent;color:#BFD8DE;border:1px solid rgba(255,255,255,.35);}
body.page-admin .solid{background:var(--water);color:#fff;}
body.page-admin .quiet{background:#fff;color:var(--water);border:1px solid var(--line);}
body.page-admin .danger{background:transparent;color:var(--alert);border:1px solid var(--alert);padding:7px 13px;font-size:14px;}
body.page-admin .tiny{padding:6px 11px;font-size:13.5px;background:#fff;border:1px solid var(--line);color:var(--petrol);}
body.page-admin button:disabled{opacity:.4;cursor:not-allowed;}
body.page-admin .cols{display:grid;grid-template-columns:1fr 380px;gap:28px;padding:28px 0 60px;align-items:start;}
body.page-admin .card{background:#fff;border:1px solid var(--line);padding:24px;margin-bottom:20px;}
body.page-admin .card h2{font-size:20px;margin-bottom:6px;}
body.page-admin .card .note{font-size:14.5px;color:var(--grey);margin:0 0 20px;}
body.page-admin label{display:block;font-size:14px;color:var(--grey);margin:16px 0 5px;}
body.page-admin label:first-of-type{margin-top:0;}
body.page-admin input, body.page-admin select, body.page-admin textarea{width:100%;font:inherit;font-size:15.5px;padding:10px 12px; border:1px solid var(--line);border-radius:2px;background:#fff;color:var(--petrol);}
body.page-admin textarea{min-height:92px;resize:vertical;line-height:1.6;}
body.page-admin input:focus, body.page-admin select:focus, body.page-admin textarea:focus{outline:2px solid var(--water);outline-offset:-1px;}
body.page-admin .row{display:grid;grid-template-columns:1fr 1fr;gap:0 16px;}
body.page-admin .hintline{font-size:13px;color:var(--grey);margin-top:5px;}
body.page-admin .req{color:var(--alert);}
body.page-admin .imgrow{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;align-items:end;margin-bottom:9px;}
body.page-admin .imgrow label{margin:0 0 4px;font-size:13px;}
body.page-admin .item{border:1px solid var(--line);background:#fff;padding:14px 16px;margin-bottom:10px; display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;}
body.page-admin .item .t{font-weight:500;font-size:16px;}
body.page-admin .item .m{font-size:13.5px;color:var(--grey);}
body.page-admin .item .acts{display:flex;gap:6px;flex-wrap:wrap;}
body.page-admin .badge{display:inline-block;font-size:12px;background:var(--wash);color:var(--water);padding:2px 9px;border-radius:999px;margin-left:7px;}
body.page-admin .status{padding:12px 16px;font-size:14.5px;border-left:3px solid var(--ok);background:#fff;margin-bottom:16px;display:none;}
body.page-admin .status.show{display:block;}
body.page-admin .status.err{border-left-color:var(--alert);color:var(--alert);}
body.page-admin .steps{background:var(--petrol);color:#EAF3F5;padding:24px;}
body.page-admin .steps h2{font-size:18px;color:#fff;margin-bottom:12px;}
body.page-admin .steps ol{margin:0;padding-left:20px;font-size:14.5px;color:#A8C4CC;line-height:1.75;}
body.page-admin .steps code{color:var(--spark);font-size:13.5px;}
@media (max-width:900px){
  body.page-admin .cols{grid-template-columns:1fr;}
  body.page-admin .row{grid-template-columns:1fr;}
  body.page-admin .imgrow{grid-template-columns:1fr;}
}

/* ---------- 7. หน้าบทความความรู้ (body.page-article) ---------- */
body.page-article .prose{max-width:72ch;}
body.page-article .prose h2{font-size:clamp(22px,3vw,29px);margin:52px 0 12px;max-width:28ch;}
body.page-article .prose h2:first-child{margin-top:0;}
body.page-article .prose h3{font-size:19.5px;margin:32px 0 6px;}
body.page-article .prose p{font-size:17.5px;line-height:1.75;}
body.page-article .prose ul{padding-left:22px;margin:0 0 1.2em;}
body.page-article .prose li{margin-bottom:9px;font-size:17px;line-height:1.7;}
body.page-article .meta{font-size:14.5px;color:#8FB3BC;margin:0 0 20px;}
body.page-article .toc{background:var(--wash);border-left:3px solid var(--water);padding:22px 26px;margin:0 0 44px;}
body.page-article .toc h2{font-size:17px;margin:0 0 10px;font-family:"Bai Jamjuree",sans-serif;}
body.page-article .toc ol{margin:0;padding-left:20px;font-size:16px;line-height:1.9;}
body.page-article .toc a{text-decoration:none;}
body.page-article .toc a:hover{text-decoration:underline;}
body.page-article .callout{border-left:3px solid var(--alert);padding:4px 0 4px 20px;margin:26px 0;}
body.page-article .callout p{font-size:16.5px;color:#33505A;margin:0;}
body.page-article .checklist{list-style:none;padding:0;margin:24px 0;}
body.page-article .checklist li{padding:14px 0 14px 34px;position:relative;border-bottom:1px solid var(--grey-line);font-size:17px;}
body.page-article .checklist li::before{content:"";position:absolute;left:0;top:23px;width:16px;height:2px;background:var(--water);}
body.page-article .checklist b{display:block;font-weight:600;margin-bottom:2px;}
body.page-article .checklist span{color:var(--grey);font-size:15.5px;}
body.page-article .endnote{font-size:14.5px;color:var(--grey);border-top:1px solid var(--grey-line);padding-top:18px;margin-top:52px;max-width:72ch;}

/* ---------- 8. คลาสช่วยจัดรูปในกรอบ (ใช้ได้ทุกหน้า) ---------- */
/* ค่าเริ่มต้นของ .slot คือครอบตัดให้เต็มกรอบสัดส่วน 16:9
   ถ้ารูปไม่พอดี ให้เติมคลาสเพิ่มที่ <div class="slot ..."> */

/* แสดงรูปทั้งภาพ ไม่ครอบตัด จะมีพื้นที่ว่างด้านข้างหรือบนล่าง */
.slot--contain img{object-fit:contain;background:var(--wash);}

/* ปล่อยให้ความสูงเป็นไปตามรูปจริง ไม่ล็อกสัดส่วน ไม่ครอบตัดเลย */
.slot--auto{aspect-ratio:auto;}
.slot--auto img{position:static;height:auto;object-fit:unset;}
.slot--auto .hint{position:static;min-height:180px;}

/* เปลี่ยนสัดส่วนกรอบให้ตรงกับรูป */
.slot--4x3{aspect-ratio:4/3;}
.slot--1x1{aspect-ratio:1/1;}
.slot--3x4{aspect-ratio:3/4;}      /* รูปแนวตั้ง */
.slot--21x9{aspect-ratio:21/9;}    /* แบนกว้าง */

/* เลือกว่าจะให้ครอบตัดโดยยึดส่วนไหนของรูปไว้ ใช้คู่กับ cover */
.slot--top img{object-position:center top;}
.slot--bottom img{object-position:center bottom;}
.slot--left img{object-position:left center;}
.slot--right img{object-position:right center;}

/* จำกัดความกว้างของรูปแนวตั้งไม่ให้สูงเกินไป */
.slot--portrait{aspect-ratio:3/4;max-width:420px;}

/* ---------- 9. ลิงก์ข้ามสายธุรกิจบนแถบเมนู ---------- */
.topbar nav .crosslink{
  color:#8FB3BC;white-space:nowrap;
  border:1px solid rgba(255,255,255,.22);border-radius:999px;
  padding:5px 13px;margin-left:6px;
}
.topbar nav .crosslink:hover{color:var(--spark);border-color:rgba(79,209,224,.5);}
@media (max-width:640px){
  .topbar nav .crosslink{
    display:block;margin:12px var(--pad) 4px;text-align:center;
    padding:11px 13px;border-bottom:1px solid rgba(255,255,255,.22);
  }
}

/* ---------- 10. วิดีโอแบบกดแล้วค่อยโหลด ---------- */
.videobox{max-width:760px;margin-top:20px;background:#000;position:relative;aspect-ratio:16/9;overflow:hidden;}
.videobox__play{
  position:absolute;inset:0;width:100%;height:100%;padding:0;border:0;cursor:pointer;
  background:#000;display:block;
}
.videobox__play img{width:100%;height:100%;object-fit:cover;display:block;opacity:.88;transition:opacity .2s,transform .3s;}
.videobox__play:hover img{opacity:1;transform:scale(1.02);}
.videobox__play:focus-visible{outline:3px solid var(--spark);outline-offset:-3px;}
.videobox__icon{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:78px;height:78px;border-radius:50%;
  background:rgba(12,42,49,.82);border:2px solid rgba(255,255,255,.85);
  display:flex;align-items:center;justify-content:center;transition:background .2s;
}
.videobox__icon::after{
  content:"";display:block;margin-left:5px;
  border-style:solid;border-width:14px 0 14px 23px;
  border-color:transparent transparent transparent #fff;
}
.videobox__play:hover .videobox__icon{background:var(--water);}
.videobox__label{
  position:absolute;left:0;right:0;bottom:0;
  background:linear-gradient(transparent,rgba(0,0,0,.72));
  color:#fff;font-size:14.5px;text-align:left;padding:26px 18px 12px;
}
.videobox video{width:100%;height:100%;display:block;background:#000;}
@media (max-width:640px){ .videobox__icon{width:62px;height:62px;} .videobox__icon::after{border-width:11px 0 11px 18px;} }

/* ---------- 13. แก้เนื้อหาล้นกรอบ ---------- */
/* รายการในกริดมีความกว้างขั้นต่ำตามเนื้อหาโดยปริยาย
   ข้อความไทยที่ตัดคำไม่ได้หรือชื่อไฟล์ยาว จึงดันคอลัมน์ให้กว้างเกินสัดส่วนที่กำหนด
   ตั้ง min-width เป็น 0 เพื่อให้คอลัมน์ยึดตามสัดส่วนจริง */
.cats > *, .points > *, .two > *, .compare > *, .symptoms > *,
.causes > *, .arts > *, #featured > *, #catWork > *, .steps > *{min-width:0;}
.cats, .points, .two, .compare, .symptoms, .causes, .arts, #featured, #catWork{max-width:100%;}

/* ชื่อไฟล์ในช่องรูปเป็นคำเดียวยาว ให้ตัดขึ้นบรรทัดใหม่ได้ */
.slot .hint code{word-break:break-all;overflow-wrap:anywhere;}
.slot .hint{max-width:100%;}

/* ข้อความยาวในการ์ดและตาราง ไม่ให้ดันกรอบ */
.cat .sym, .cat .sys, .point p, .list li, td, th{overflow-wrap:break-word;}

/* ตารางหลายคอลัมน์บนจอแคบ ให้เลื่อนแนวนอนแทนการดันหน้าเว็บ */
@media (max-width:700px){
  .wrap > table, .band table{display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;}
}

/* ---------- 14. กดที่รูปเพื่อดูขนาดเต็ม ---------- */
.is-zoomable{cursor:zoom-in;}
.is-zoomable:focus-visible{outline:3px solid var(--water);outline-offset:2px;}
html.lightbox-open{overflow:hidden;}

/* กล่องดูรูปเป็นแท็ก dialog เปิดแบบโมดัล จึงอยู่ในชั้นบนสุดของเบราว์เซอร์
   กฎของหน้าอื่นที่เล็ง dialog ต้องระบุ id ของตัวเอง ไม่เล็ง dialog ลอย ๆ */
dialog.lightbox{
  position:fixed;inset:0;
  width:100%;max-width:100%;height:100%;max-height:100%;
  margin:0;padding:clamp(14px,3vw,40px);
  border:0;background:rgba(6,16,20,.94);color:#fff;
  overflow:auto;-webkit-overflow-scrolling:touch;
}
dialog.lightbox::backdrop{background:rgba(6,16,20,.94);}
dialog.lightbox[open]{display:flex;align-items:center;justify-content:center;}
/* ทางสำรอง เมื่อเปิดแบบโมดัลไม่ได้ */
dialog.lightbox--fallback[open]{z-index:2147483000;}

.lightbox__inner{margin:0;max-width:1400px;width:100%;display:flex;flex-direction:column;align-items:center;gap:14px;}
.lightbox__inner img{max-width:100%;max-height:82vh;width:auto;height:auto;display:block;object-fit:contain;background:#0B1E24;cursor:default;}
.lightbox__inner figcaption{color:#D6E4E8;font-size:15.5px;line-height:1.6;text-align:center;max-width:70ch;}
.lightbox__inner figcaption[hidden]{display:none;}
.lightbox__close{
  position:absolute;top:10px;right:14px;width:46px;height:46px;line-height:1;
  font-size:30px;font-family:inherit;color:#fff;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);border-radius:50%;cursor:pointer;
}
.lightbox__close:hover{background:rgba(255,255,255,.26);}
.lightbox__close:focus-visible{outline:2px solid #fff;outline-offset:2px;}
@media (max-width:640px){
  .lightbox__inner img{max-height:74vh;}
  .lightbox__inner figcaption{font-size:14.5px;}
  .lightbox__close{width:42px;height:42px;font-size:27px;top:8px;right:10px;}
}

/* ---------- 15. ลิงก์งานเฉพาะทางใต้กลุ่มการ์ดหมวดปัญหา ---------- */
.alsocats{
  margin-top:30px;padding-top:22px;
  border-top:1px solid var(--grey-line);
  display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 20px;
}
.alsocats__label{margin:0;font-size:15.5px;color:var(--grey);}
.alsocats__links{margin:0;display:flex;flex-wrap:wrap;gap:10px 22px;}
.alsocats__links a{font-size:16.5px;text-decoration:none;border-bottom:1px solid var(--grey-line);padding-bottom:2px;}
.alsocats__links a:hover{border-bottom-color:var(--water);}
@media (max-width:640px){
  .alsocats{display:block;}
  .alsocats__links{margin-top:10px;flex-direction:column;gap:12px;}
}


/* ---------- ลิงก์ข้ามไปเนื้อหาหลัก สำหรับผู้ใช้แป้นพิมพ์และโปรแกรมอ่านหน้าจอ ---------- */
.skiplink{position:absolute;left:-9999px;top:0;z-index:200;background:var(--petrol);color:#fff;text-decoration:none;padding:12px 20px;font-size:16px;}
.skiplink:focus{left:0;}

/* ---------- ซ่อนข้อความบอกช่องรูป เมื่อใส่รูปจริงแล้ว ---------- */
/* ข้อความบอกชื่อไฟล์วางอยู่ใต้รูป ถ้ารูปมีพื้นหลังโปร่งใส ข้อความจะทะลุขึ้นมาเห็น
   จึงซ่อนข้อความเมื่อมีรูปอยู่จริง และรองพื้นขาวไว้ใต้รูปอีกชั้นหนึ่ง */
.slot img{background:var(--paper,#FFFFFF);}
.slot:has(img) .hint{display:none;}
#catWork:has(img) .fallback,
body.page-home #featured .shot:has(img) .fallback,
body.page-portfolio .card .shot:has(img) .fallback{display:none;}

/* เบราว์เซอร์รุ่นเก่าที่ไม่รองรับ :has ใช้สคริปต์เติมคลาสนี้ให้แทน */
.slot.has-image .hint,
body.page-home #featured .shot.has-image .fallback,
body.page-portfolio .card .shot.has-image .fallback,
#catWork.has-image .fallback{display:none;}

/* ---------- 17. แบบฟอร์มติดต่อ สำหรับผู้ที่ไม่สะดวกใช้ LINE ---------- */
.formbox{margin-top:30px;padding:24px;background:#fff;border:1px solid var(--grey-line);}
.formbox h3{font-size:19px;margin:0 0 6px;}
.formbox__note{font-size:14.5px;color:var(--grey);margin:0 0 18px;}
.formbox .hp{position:absolute;left:-9999px;}
.formbox form{display:flex;flex-direction:column;gap:14px;}
.formbox label{display:block;font-size:14.5px;color:var(--grey);}
.formbox input[type=text],.formbox input[type=tel],.formbox input[type=email],
.formbox select,.formbox textarea{
  display:block;width:100%;margin-top:5px;padding:10px 12px;
  font:inherit;font-size:16px;color:var(--petrol);
  border:1px solid var(--grey-line);border-radius:2px;background:#fff;
}
.formbox textarea{resize:vertical;min-height:96px;}
.formbox input:focus-visible,.formbox select:focus-visible,.formbox textarea:focus-visible{
  outline:2px solid var(--water);outline-offset:1px;border-color:var(--water);
}
.formbox input[type=file]{display:block;margin-top:6px;font-size:14.5px;}
.formbox .hintline{display:block;margin-top:5px;font-size:13.5px;color:var(--grey);}
.formbox .f2{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.formbox .chk{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#33505A;}
.formbox .chk input{margin-top:4px;flex:0 0 auto;}
.formbox button{align-self:flex-start;margin-top:4px;}
.formbox button:disabled{opacity:.6;cursor:progress;}
.formbox .formstatus{margin:0;font-size:14.5px;color:var(--grey);min-height:1.4em;}
.formbox .formstatus:empty{display:none;}
.formbox .formstatus--error{color:var(--alert);font-weight:500;}
.formbox .formstatus--warn{color:var(--alert);}
@media (max-width:640px){ .formbox .f2{grid-template-columns:1fr;} .formbox{padding:20px 16px;} }


/* ---------- 18. ข้อมูลติดต่อ ใส่ทวิภาคและระยะห่างให้อ่านง่าย ---------- */
.fields div span:first-child::after{content:":";margin-left:1px;}
.fields div{gap:14px;}
@media (max-width:640px){
  .fields div{flex-direction:column;align-items:flex-start;gap:2px;}
  .fields div span:last-child{font-weight:600;}
}


/* ---------- 20. กล่องคำตอบสั้นต้นบทความ ---------- */
body.page-article .quick--answer{margin:0 0 30px;}
body.page-article .quick--answer h2{font-size:17px;letter-spacing:.02em;color:var(--water);margin:0 0 10px;padding:0;border:0;}
body.page-article .quick--answer p{font-size:17px;line-height:1.7;color:#33505A;}
body.page-article .byline{font-size:14.5px;color:#A8C4CC;margin:-6px 0 14px;}

/* ---------- 21. ตารางผลงานงานโครงสร้าง มีตัวกรองตามสินค้า ---------- */
.sp-filters{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 14px;}
.sp-filter{font:inherit;font-size:14.5px;padding:8px 14px;border:1px solid var(--grey-line);
  background:#fff;color:var(--grey);cursor:pointer;border-radius:2px;}
.sp-filter span{color:var(--grey);margin-left:4px;font-size:13px;}
.sp-filter.is-on{background:var(--petrol);color:#fff;border-color:var(--petrol);}
.sp-filter.is-on span{color:#BFD8DE;}
.sp-tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.sp-table{min-width:760px;}
.sp-table td{vertical-align:top;}
.sp-type{font-size:13.5px;color:var(--grey);}
.sp-badge{display:inline-block;font-size:12px;color:var(--alert);border:1px solid var(--alert);
  border-radius:999px;padding:1px 8px;margin-left:6px;vertical-align:middle;}
.sp-empty{color:var(--grey);}

/* ---------- 22. กล่องข้อความในแถบพื้นเข้ม ต้องใช้ตัวหนังสือสีอ่อน ---------- */
/* .honest ถูกออกแบบสำหรับพื้นอ่อน เมื่อวางในแถบมืด ตัวหนังสือสีเทาเข้มจะอ่านไม่ออกบนมือถือ */
.band--dark .honest{border-left-color:var(--spark);}
.band--dark .honest h3{color:#FFFFFF;}
.band--dark .honest p,
.band--dark .honest li,
.band--dark .honest li span{color:#D6E4E8;}
.band--dark .honest li b{color:#FFFFFF;}
.band--dark .honest a{color:#8FE3EC;}
.band--dark .checklist li{border-color:rgba(255,255,255,.14);}
/* ข้อความรองอื่นในแถบมืดที่ยังใช้สีของพื้นอ่อน */
.band--dark .lede,.band--dark .muted,.band--dark p.note{color:#C8D8DC;}