/* ==========================================================================
   Phoncheewan Group — design system
   Palette: herbal green + soft pink, warm paper neutrals
   ========================================================================== */

@font-face{font-family:'Noto Sans Thai';font-style:normal;font-weight:400 700;font-display:swap;
  src:local('Noto Sans Thai'),local('Sarabun'),local('Leelawadee UI')}

:root{
  --g-950:#0e2a1c; --g-900:#123d27; --g-800:#1a5335; --g-700:#236b45; --g-600:#2e8a58;
  --g-500:#3fa870; --g-400:#6bc294; --g-300:#9ed9b8; --g-200:#c9ecd9; --g-100:#e6f6ee; --g-50:#f2fbf6;
  --p-700:#a03c62; --p-600:#c14e79; --p-500:#dd6d95; --p-400:#ee92b1; --p-300:#f7b9cd;
  --p-200:#fcd7e3; --p-100:#fdeaf1; --p-50:#fef5f8;
  --amber:#d99b3c; --amber-soft:#fdf3e2;

  --ink:#17241d; --ink-2:#3b4a42; --ink-3:#6b7a72; --ink-4:#93a09a;
  --paper:#ffffff; --paper-2:#faf9f6; --paper-3:#f4f2ec;
  --line:#e6e3da; --line-2:#efece4;

  --bg:var(--paper-2); --surface:var(--paper); --text:var(--ink); --muted:var(--ink-3);
  --brand:var(--g-700); --brand-ink:var(--g-900); --brand-soft:var(--g-100);
  --accent:var(--p-600); --accent-soft:var(--p-100);

  --r-xs:6px; --r-sm:10px; --r-md:14px; --r-lg:20px; --r-xl:28px; --r-full:999px;
  --sh-1:0 1px 2px rgba(23,36,29,.06), 0 1px 3px rgba(23,36,29,.05);
  --sh-2:0 2px 4px rgba(23,36,29,.04), 0 6px 16px rgba(23,36,29,.07);
  --sh-3:0 4px 8px rgba(23,36,29,.05), 0 16px 40px rgba(23,36,29,.10);
  --sh-brand:0 8px 24px rgba(35,107,69,.20);

  --wrap:1200px; --wrap-narrow:760px;
  --ff:'Noto Sans Thai','Sarabun','Leelawadee UI',-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;font-family:var(--ff);background:var(--bg);color:var(--text);
  font-size:16.5px;line-height:1.75;letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--g-500)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:-.012em;color:var(--brand-ink);
  overflow-wrap:break-word;text-wrap:pretty}
p,li,td,th{overflow-wrap:break-word}
h1{font-size:clamp(2rem,1.35rem + 2.6vw,3.35rem);line-height:1.16}
h2{font-size:clamp(1.55rem,1.2rem + 1.5vw,2.35rem)}
h3{font-size:clamp(1.2rem,1.06rem + .6vw,1.5rem)}
h4{font-size:1.08rem}
p{margin:0 0 1.05em}
ul,ol{margin:0 0 1.05em;padding-inline-start:1.35em}
li{margin-bottom:.4em}
hr{border:0;border-top:1px solid var(--line);margin:2.5rem 0}
::selection{background:var(--g-200);color:var(--g-900)}
:focus-visible{outline:2.5px solid var(--g-500);outline-offset:3px;border-radius:4px}
.ico{flex:none;vertical-align:-.18em}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--g-800);color:#fff;padding:.7rem 1.2rem;border-radius:0 0 var(--r-sm) 0}
.skip:focus{left:0;color:#fff}

/* ---------- layout ---------- */
.wrap{width:min(100% - 2.4rem,var(--wrap));margin-inline:auto}
.wrap-narrow{width:min(100% - 2.4rem,var(--wrap-narrow));margin-inline:auto}
section{padding-block:clamp(3rem,2rem + 4vw,5.5rem)}
section.tight{padding-block:clamp(2.2rem,1.6rem + 2.4vw,3.5rem)}
.grid{display:grid;gap:1.6rem}
.g2{grid-template-columns:repeat(auto-fit,minmax(min(340px,100%),1fr))}
.g3{grid-template-columns:repeat(auto-fill,minmax(min(290px,100%),1fr))}
.g4{grid-template-columns:repeat(auto-fill,minmax(min(215px,100%),1fr))}
.stack{display:flex;flex-direction:column}
.row{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap}

/* ---------- header ---------- */
.announce{background:linear-gradient(100deg,var(--g-800),var(--g-600) 55%,var(--p-600));
  color:#fff;font-size:.845rem;font-weight:500;letter-spacing:.01em}
.announce a{color:#fff;display:flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.55rem 1.2rem;text-align:center;min-height:38px}
.announce a:hover{color:#fff;opacity:.88}

.site-head{position:sticky;top:0;z-index:90;background:rgba(255,255,255,.9);
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line-2);transition:box-shadow .25s var(--ease)}
.site-head.scrolled{box-shadow:var(--sh-2)}
.head-inner{display:flex;align-items:center;gap:1.1rem;min-height:72px}

.brand{display:flex;align-items:center;gap:.7rem;flex:none;color:var(--g-900)}
.brand:hover{color:var(--g-800)}
.brand-mark{width:42px;height:42px;border-radius:13px;flex:none;
  background:linear-gradient(145deg,var(--g-600),var(--g-800));
  display:grid;place-items:center;color:#fff;box-shadow:var(--sh-brand);position:relative;overflow:hidden}
.brand-mark::after{content:'';position:absolute;inset:0;background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.28),transparent 60%)}
.brand-txt{display:flex;flex-direction:column;line-height:1.12}
.brand-th{font-weight:800;font-size:1.16rem;letter-spacing:-.02em}
.brand-en{font-size:.63rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);font-weight:600}

.nav{display:flex;align-items:center;gap:.1rem;margin-inline-start:auto}
.nav a{padding:.55rem .78rem;border-radius:var(--r-sm);font-size:.925rem;font-weight:600;
  color:var(--ink-2);white-space:nowrap;position:relative}
.nav a:hover{background:var(--g-50);color:var(--g-800)}
.nav a[aria-current]{color:var(--g-800)}
.nav a[aria-current]::after{content:'';position:absolute;left:.78rem;right:.78rem;bottom:.28rem;
  height:2.5px;border-radius:2px;background:linear-gradient(90deg,var(--g-600),var(--p-500))}
.head-cta{flex:none;margin-inline-start:.5rem}
/* The header carries two copies of the CTA: one for the desktop bar, one that
   belongs to the mobile drawer. Only ever show the one for the current layout. */
.nav .btn.head-cta{display:none}
.nav-toggle{display:none;margin-inline-start:auto;background:none;border:1px solid var(--line);
  border-radius:var(--r-sm);padding:.5rem;color:var(--ink-2);cursor:pointer}
.nav-toggle:hover{background:var(--g-50);border-color:var(--g-300)}

@media(max-width:1240px){
  /* The closed drawer stays inside the viewport — parking it off-screen with a
     translate would stretch the document and break the mobile layout. */
  .nav{position:fixed;inset:0 0 0 auto;width:min(88vw,340px);background:var(--surface);
    flex-direction:column;align-items:stretch;gap:.15rem;padding:5.5rem 1.2rem 2rem;
    box-shadow:-8px 0 40px rgba(23,36,29,.18);overflow-y:auto;margin:0;
    opacity:0;visibility:hidden;transform:scale(.97);transform-origin:100% 30%;
    transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s}
  .nav.open{opacity:1;visibility:visible;transform:none}
  .nav a{padding:.85rem 1rem;font-size:1.02rem}
  .nav a[aria-current]::after{display:none}
  .nav a[aria-current]{background:var(--g-50)}
  .nav-toggle{display:grid;place-items:center;z-index:95}
  .btn.head-cta{display:none}
  .nav .btn.head-cta{display:flex;margin:1rem 0 0}
  .nav-scrim{position:fixed;inset:0;background:rgba(14,42,28,.42);opacity:0;pointer-events:none;
    transition:opacity .3s var(--ease);z-index:89;backdrop-filter:blur(2px)}
  .nav-scrim.on{opacity:1;pointer-events:auto}
}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.72rem 1.35rem;border-radius:var(--r-full);font-weight:700;font-size:.945rem;
  border:1.5px solid transparent;cursor:pointer;transition:all .2s var(--ease);
  white-space:nowrap;text-align:center;line-height:1.35}
.btn:hover{transform:translateY(-1.5px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:linear-gradient(140deg,var(--g-600),var(--g-800));color:#fff;box-shadow:var(--sh-brand)}
.btn-primary:hover{color:#fff;box-shadow:0 10px 30px rgba(35,107,69,.30)}
.btn-accent{background:linear-gradient(140deg,var(--p-500),var(--p-700));color:#fff;box-shadow:0 8px 24px rgba(193,78,121,.24)}
.btn-accent:hover{color:#fff;box-shadow:0 10px 30px rgba(193,78,121,.32)}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink-2)}
.btn-ghost:hover{border-color:var(--g-400);color:var(--g-800);background:var(--g-50)}
.btn-clear{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.42);color:#fff;backdrop-filter:blur(6px)}
.btn-clear:hover{background:rgba(255,255,255,.24);color:#fff}
.btn-sm{padding:.5rem 1rem;font-size:.87rem}
.btn-lg{padding:.9rem 1.85rem;font-size:1.02rem}
.btn-block{display:flex;width:100%}

/* ---------- eyebrow / section headers ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:.45rem;font-size:.755rem;font-weight:800;
  letter-spacing:.14em;text-transform:uppercase;color:var(--g-600);margin-bottom:.85rem}
.eyebrow.pink{color:var(--p-600)}
.eyebrow::before{content:'';width:22px;height:2px;border-radius:2px;background:currentColor;opacity:.55}
.sec-head{max-width:66ch;margin-bottom:2.4rem}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head p{color:var(--muted);font-size:1.04rem;margin:.7rem 0 0}
.lead{font-size:1.11rem;color:var(--ink-2);line-height:1.78}

/* ---------- hero slider ---------- */
.hero{position:relative;overflow:hidden;background:var(--g-950)}
.hero-bg{position:absolute;inset:0;z-index:0;background:url('/assets/bg/hero-leaves.jpg') center/cover no-repeat}
.slides{position:relative;z-index:1;min-height:clamp(520px,60vh,620px)}
.slide{position:absolute;inset:0;opacity:0;visibility:hidden;
  transition:opacity .7s var(--ease),visibility .7s;display:flex;align-items:center}
.slide.on{opacity:1;visibility:visible;position:relative}
.slide[data-theme=green]{background:linear-gradient(100deg,rgba(9,32,20,.92) 0%,rgba(12,45,28,.80) 40%,rgba(18,61,39,.42) 72%,rgba(24,80,52,.24) 100%)}
.slide[data-theme=pink]{background:linear-gradient(100deg,rgba(46,16,28,.93) 0%,rgba(90,28,52,.82) 40%,rgba(140,50,84,.46) 72%,rgba(160,60,96,.26) 100%)}
.slide[data-theme=dark]{background:linear-gradient(100deg,rgba(6,18,26,.94) 0%,rgba(12,34,46,.84) 40%,rgba(18,52,68,.48) 72%,rgba(22,62,80,.28) 100%)}
.slide-inner{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
  gap:clamp(1.5rem,1rem + 3vw,4rem);align-items:center;padding-block:clamp(2.6rem,2rem + 3vw,4.2rem);
  width:min(100% - 2.4rem,var(--wrap));margin-inline:auto}
.slide-copy{color:#fff;max-width:620px}
.slide-copy .eyebrow{color:var(--g-300)}
.slide[data-theme=pink] .slide-copy .eyebrow{color:var(--p-300)}
.slide[data-theme=dark] .slide-copy .eyebrow{color:#8fd3f0}
.slide-copy h1,.slide-copy h2{color:#fff;margin-bottom:.95rem;text-shadow:0 2px 20px rgba(0,0,0,.2)}
.slide-copy p{color:rgba(255,255,255,.88);font-size:clamp(1rem,.94rem + .25vw,1.13rem);
  max-width:52ch;margin-bottom:1.8rem;line-height:1.75}
.slide-cta{display:flex;gap:.75rem;flex-wrap:wrap}
.slide-art{position:relative;justify-self:center;width:100%;max-width:420px}
.slide-art img{width:100%;height:auto;border-radius:var(--r-xl);
  box-shadow:0 24px 60px rgba(0,0,0,.38),0 0 0 1px rgba(255,255,255,.1);
  transform:rotate(-1.4deg);transition:transform .6s var(--ease);background:var(--paper-3)}
.slide.on .slide-art img{transform:rotate(-1.4deg) translateY(0)}
.slide-art::after{content:'';position:absolute;inset:-8%;z-index:-1;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.14),transparent 66%)}
@media(max-width:900px){
  .slide-inner{grid-template-columns:1fr;text-align:center;gap:2rem}
  .slide-copy{margin-inline:auto}
  .slide-copy p{margin-inline:auto}
  .slide-cta{justify-content:center}
  .slide-art{max-width:320px;order:-1}
  .slides{min-height:0}
}

.slide-nav{position:relative;z-index:5;padding-bottom:1.7rem}
.slide-nav .wrap{position:relative}
.slide-nav .wrap{display:flex;align-items:center;gap:1rem}
.dots{display:flex;gap:.5rem}
.dot{width:34px;height:4px;border-radius:4px;border:0;background:rgba(255,255,255,.28);
  cursor:pointer;padding:0;transition:all .3s var(--ease)}
.dot:hover{background:rgba(255,255,255,.5)}
.dot[aria-selected=true]{background:rgba(255,255,255,.95);width:52px}
.arrows{display:flex;gap:.5rem;margin-inline-start:auto}
.arrow{width:42px;height:42px;border-radius:var(--r-full);border:1.5px solid rgba(255,255,255,.35);
  background:rgba(255,255,255,.1);color:#fff;display:grid;place-items:center;cursor:pointer;
  transition:all .2s var(--ease);backdrop-filter:blur(8px)}
.arrow:hover{background:rgba(255,255,255,.24);border-color:rgba(255,255,255,.6)}
@media(max-width:640px){.arrows{display:none}.slide-nav .wrap{justify-content:center}}

/* ---------- trust strip ---------- */
.trust{background:var(--surface);border-block:1px solid var(--line-2)}
.trust-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:.4rem}
.trust-item{display:flex;align-items:center;gap:.85rem;padding:1.25rem .9rem}
.trust-item .ico{color:var(--g-600)}
.trust-item b{display:block;font-size:.94rem;color:var(--brand-ink);font-weight:700}
.trust-item span{font-size:.815rem;color:var(--ink-3);display:block;line-height:1.5}

/* ---------- cards ---------- */
.card{background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-lg);
  overflow:hidden;transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
  display:flex;flex-direction:column;position:relative}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:var(--g-200)}
.card-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper-3)}
.card-media.fit{aspect-ratio:1;background:linear-gradient(160deg,var(--g-50),var(--paper-3) 60%,var(--p-50));
  padding:.75rem;display:grid;place-items:center}
.card-media.fit img{object-fit:contain;border-radius:var(--r-sm);
  filter:drop-shadow(0 4px 14px rgba(23,36,29,.12))}
.card:hover .card-media.fit img{transform:scale(1.03)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.card:hover .card-media img{transform:scale(1.05)}
.card-media.tall{aspect-ratio:3/4}
.card-media.square{aspect-ratio:1}
.card-body{padding:1.25rem 1.3rem 1.4rem;display:flex;flex-direction:column;flex:1;gap:.5rem}
.card-body h3{font-size:1.075rem;line-height:1.42}
.card-body h3 a{color:inherit}
.card-body h3 a:hover{color:var(--g-600)}
.card-desc{font-size:.9rem;color:var(--muted);line-height:1.66;margin:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;padding-top:.9rem;display:flex;align-items:center;justify-content:space-between;gap:.6rem;flex-wrap:wrap}

.badge{position:absolute;top:.85rem;inset-inline-start:.85rem;z-index:2;
  background:rgba(255,255,255,.96);color:var(--g-800);font-size:.72rem;font-weight:800;
  padding:.32rem .7rem;border-radius:var(--r-full);box-shadow:var(--sh-1);letter-spacing:.01em}
.badge.pink{background:linear-gradient(135deg,var(--p-500),var(--p-700));color:#fff}
.badge.green{background:linear-gradient(135deg,var(--g-600),var(--g-800));color:#fff}
.chip{display:inline-flex;align-items:center;gap:.35rem;font-size:.755rem;font-weight:700;
  padding:.24rem .65rem;border-radius:var(--r-full);background:var(--g-50);color:var(--g-700);
  border:1px solid var(--g-200);letter-spacing:.01em}
.chip.pink{background:var(--p-50);color:var(--p-700);border-color:var(--p-200)}
.chip.amber{background:var(--amber-soft);color:#8a5f18;border-color:#f0dcb8}

.price{font-size:1.4rem;font-weight:800;color:var(--g-800);line-height:1.2;letter-spacing:-.02em;white-space:nowrap}
.price small{font-size:.72rem;font-weight:600;color:var(--ink-3);margin-inline-start:.2rem;letter-spacing:0}
.price-ask{font-size:.95rem;font-weight:700;color:var(--p-600)}

/* ---------- pillar cards (3 เสาหลัก) ---------- */
.pillars{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:1.5rem}
.pillar{position:relative;border-radius:var(--r-xl);overflow:hidden;min-height:340px;
  display:flex;flex-direction:column;justify-content:flex-end;padding:1.7rem;color:#fff;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.pillar:hover{transform:translateY(-5px);box-shadow:var(--sh-3)}
.pillar img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .6s var(--ease);z-index:0}
.pillar:hover img{transform:scale(1.06)}
.pillar::after{content:'';position:absolute;inset:0;z-index:1;
  background:linear-gradient(to top,rgba(9,32,20,.95) 8%,rgba(9,32,20,.62) 42%,rgba(9,32,20,.14) 100%)}
.pillar[data-tone=pink]::after{background:linear-gradient(to top,rgba(78,24,45,.95) 8%,rgba(96,30,56,.6) 42%,rgba(120,40,70,.14) 100%)}
.pillar[data-tone=blue]::after{background:linear-gradient(to top,rgba(10,24,34,.95) 8%,rgba(12,30,42,.6) 42%,rgba(14,34,48,.14) 100%)}
.pillar>*{position:relative;z-index:2}
.pillar-icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.26);
  backdrop-filter:blur(8px);margin-bottom:1rem;color:#fff}
.pillar h3{color:#fff;font-size:1.28rem;margin-bottom:.5rem}
.pillar p{color:rgba(255,255,255,.86);font-size:.9rem;line-height:1.65;margin-bottom:1.1rem}
.pillar .plink{display:inline-flex;align-items:center;gap:.4rem;font-weight:700;font-size:.9rem;color:#fff}
.pillar .plink .ico{transition:transform .22s var(--ease)}
.pillar:hover .plink .ico{transform:translateX(4px)}

/* ---------- category tiles ---------- */
.cat-tile{display:flex;flex-direction:column;gap:.7rem;padding:1.4rem;border-radius:var(--r-lg);
  background:var(--surface);border:1px solid var(--line-2);transition:all .25s var(--ease)}
.cat-tile:hover{border-color:var(--g-300);box-shadow:var(--sh-2);transform:translateY(-3px)}
.cat-ico{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--g-100),var(--g-200));color:var(--g-700)}
.cat-tile:nth-child(even) .cat-ico{background:linear-gradient(140deg,var(--p-100),var(--p-200));color:var(--p-700)}
.cat-tile h3{font-size:1.02rem}
.cat-tile p{font-size:.855rem;color:var(--muted);margin:0;line-height:1.6}

/* ---------- page hero ---------- */
.page-hero{background:linear-gradient(155deg,var(--g-50),var(--paper-2) 55%,var(--p-50));
  border-bottom:1px solid var(--line-2);padding-block:clamp(2.4rem,1.8rem + 2.6vw,4rem);position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;top:-140px;inset-inline-end:-120px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,var(--g-200),transparent 68%);opacity:.5}
.page-hero .wrap{position:relative}
.page-hero h1{max-width:20ch}
.page-hero p{max-width:62ch;color:var(--ink-2);font-size:1.06rem;margin:.9rem 0 0}
.crumbs{display:flex;align-items:center;gap:.4rem;font-size:.82rem;color:var(--ink-3);margin-bottom:1rem;flex-wrap:wrap}
.crumbs a{color:var(--ink-3);font-weight:500}
.crumbs a:hover{color:var(--g-700)}
.crumbs .ico{opacity:.4}

/* ---------- product detail ---------- */
.pd{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(1.8rem,1rem + 3vw,3.5rem);align-items:start}
@media(max-width:900px){.pd{grid-template-columns:1fr}}
.pd-gallery{position:sticky;top:96px}
@media(max-width:900px){.pd-gallery{position:static}}
.pd-main{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-2);aspect-ratio:1;
  background:linear-gradient(160deg,var(--g-50),var(--paper-3) 60%,var(--p-50));padding:1rem;display:grid;place-items:center}
.pd-main img{width:100%;height:100%;object-fit:contain;border-radius:var(--r-sm);
  filter:drop-shadow(0 6px 20px rgba(23,36,29,.14))}
.pd-thumbs{display:flex;gap:.6rem;margin-top:.75rem;flex-wrap:wrap}
.pd-thumb{width:72px;height:72px;border-radius:var(--r-sm);overflow:hidden;border:2px solid var(--line);
  cursor:pointer;padding:0;background:none;transition:border-color .2s var(--ease)}
.pd-thumb[aria-selected=true]{border-color:var(--g-600)}
.pd-thumb img{width:100%;height:100%;object-fit:cover}
.pd-price{display:flex;align-items:baseline;gap:.7rem;flex-wrap:wrap;margin:.4rem 0 .2rem}
.pd-price .price{font-size:2.35rem}
.pd-note{background:var(--amber-soft);border:1px solid #f2e0bd;border-radius:var(--r-md);
  padding:.85rem 1.05rem;font-size:.885rem;color:#7d5615;display:flex;gap:.6rem;align-items:flex-start;line-height:1.6}
.pd-note .ico{color:var(--amber);margin-top:.15rem}
.bullets{list-style:none;padding:0;margin:1.4rem 0}
.bullets li{display:flex;gap:.7rem;align-items:flex-start;margin-bottom:.6rem;font-size:.94rem;color:var(--ink-2)}
.bullets .ico{color:var(--g-600);margin-top:.24rem;flex:none}
.spec-table{width:100%;border-collapse:collapse;font-size:.9rem;margin:1rem 0}
.spec-table th,.spec-table td{padding:.75rem .3rem;text-align:start;vertical-align:top;border-bottom:1px solid var(--line-2)}
.spec-table th{color:var(--ink-3);font-weight:600;width:34%;white-space:nowrap}
.spec-table td{color:var(--ink-2)}
.prose{font-size:1.005rem;line-height:1.82;color:var(--ink-2)}
.prose h3{margin:2rem 0 .8rem}
.prose h4{margin:1.5rem 0 .6rem;color:var(--g-800)}
.prose strong{color:var(--brand-ink);font-weight:700}
.prose ul{padding-inline-start:1.2rem}
.prose li::marker{color:var(--g-500)}

/* ---------- price tables ---------- */
.ptable{background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);margin-bottom:2.2rem}
.ptable-head{padding:1.3rem 1.5rem;border-bottom:1px solid var(--line-2);
  background:linear-gradient(120deg,var(--g-50),var(--p-50));display:flex;gap:.9rem;align-items:flex-start}
.ptable-head .ico{color:var(--g-700);margin-top:.2rem}
.ptable-head h3{margin:0;font-size:1.16rem}
.ptable-head p{margin:.2rem 0 0;font-size:.865rem;color:var(--muted)}
.tscroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.ptable table{width:100%;border-collapse:collapse;font-size:.885rem;min-width:640px}
.ptable th{background:var(--paper-2);color:var(--g-800);font-weight:700;text-align:start;
  padding:.85rem 1rem;border-bottom:2px solid var(--g-200);white-space:nowrap;font-size:.83rem}
.ptable td{padding:.85rem 1rem;border-bottom:1px solid var(--line-2);color:var(--ink-2);vertical-align:top}
.ptable tbody tr:last-child td{border-bottom:0}
.ptable tbody tr:hover{background:var(--g-50)}
.ptable td:nth-child(1){font-weight:600;color:var(--brand-ink)}
.ptable-note{padding:.9rem 1.5rem;background:var(--paper-2);border-top:1px solid var(--line-2);
  font-size:.825rem;color:var(--ink-3);display:flex;gap:.5rem;align-items:flex-start;line-height:1.6}
.ptable-note .ico{color:var(--ink-4);margin-top:.15rem}

/* ---------- promo cards ---------- */
.promo{display:flex;gap:1.15rem;padding:1.35rem;border-radius:var(--r-lg);background:var(--surface);
  border:1px solid var(--line-2);transition:all .25s var(--ease);align-items:flex-start}
.promo:hover{border-color:var(--p-200);box-shadow:var(--sh-2);transform:translateY(-3px)}
.promo-img{width:104px;height:104px;flex:none;border-radius:var(--r-md);overflow:hidden;background:var(--paper-3)}
.promo-img img{width:100%;height:100%;object-fit:cover}
.promo h3{font-size:1.03rem;margin-bottom:.35rem}
.promo p{font-size:.875rem;color:var(--muted);margin:0;line-height:1.65}
@media(max-width:520px){.promo{flex-direction:column}.promo-img{width:100%;height:150px}}

/* ---------- FAQ ---------- */
.faq-item{border:1px solid var(--line-2);border-radius:var(--r-md);background:var(--surface);
  margin-bottom:.75rem;overflow:hidden;transition:border-color .2s var(--ease)}
.faq-item[open]{border-color:var(--g-300);box-shadow:var(--sh-1)}
.faq-item summary{cursor:pointer;padding:1.05rem 1.3rem;font-weight:700;color:var(--brand-ink);
  display:flex;align-items:flex-start;gap:.85rem;list-style:none;font-size:.985rem;line-height:1.55}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'';flex:none;width:10px;height:10px;margin-inline-start:auto;margin-top:.42rem;
  border-right:2.2px solid var(--g-600);border-bottom:2.2px solid var(--g-600);
  transform:rotate(45deg);transition:transform .25s var(--ease)}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item summary:hover{background:var(--g-50)}
.faq-body{padding:0 1.3rem 1.2rem;color:var(--ink-2);font-size:.935rem;line-height:1.78}
.faq-body p:last-child{margin-bottom:0}

/* ---------- forms ---------- */
.form{display:grid;gap:1.05rem}
.field{display:flex;flex-direction:column;gap:.4rem}
.field label{font-size:.865rem;font-weight:700;color:var(--ink-2)}
.field label .req{color:var(--p-600)}
.field .hint{font-size:.78rem;color:var(--ink-4);font-weight:400}
.field input,.field select,.field textarea{padding:.78rem .95rem;border:1.5px solid var(--line);
  border-radius:var(--r-md);background:var(--surface);font-size:.945rem;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);width:100%;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--g-500);
  box-shadow:0 0 0 3.5px var(--g-100)}
.field textarea{min-height:130px;resize:vertical;line-height:1.7}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7a72' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 1rem center;padding-inline-end:2.5rem}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1.05rem}
@media(max-width:560px){.field-row{grid-template-columns:1fr}}
.form-note{font-size:.8rem;color:var(--ink-4);line-height:1.6}
.alert{padding:.9rem 1.1rem;border-radius:var(--r-md);font-size:.9rem;display:flex;gap:.6rem;
  align-items:flex-start;line-height:1.6}
.alert-ok{background:var(--g-50);border:1px solid var(--g-200);color:var(--g-800)}
.alert-err{background:#fdf2f2;border:1px solid #f8d7d7;color:#a33}
.alert .ico{margin-top:.15rem;flex:none}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}

/* ---------- contact cards ---------- */
.contact-card{display:flex;gap:.95rem;padding:1.15rem 1.25rem;border-radius:var(--r-md);
  background:var(--surface);border:1px solid var(--line-2);transition:all .22s var(--ease)}
.contact-card:hover{border-color:var(--g-300);box-shadow:var(--sh-1)}
.contact-card .cc-ico{width:40px;height:40px;border-radius:12px;flex:none;display:grid;place-items:center;
  background:var(--g-50);color:var(--g-700)}
.contact-card b{display:block;font-size:.9rem;color:var(--brand-ink)}
.contact-card span,.contact-card a{font-size:.885rem;color:var(--muted);word-break:break-word}
.contact-card a{color:var(--g-700);font-weight:600}
.pending{color:var(--ink-4);font-style:italic;font-size:.85rem}

/* ---------- blog ---------- */
.post-meta{display:flex;gap:.7rem;align-items:center;font-size:.8rem;color:var(--ink-4);flex-wrap:wrap}
.post-body{font-size:1.05rem;line-height:1.86}
.post-body h3{margin:2.4rem 0 .9rem;padding-top:.4rem}
.post-body p{margin-bottom:1.25em}
.post-body strong{color:var(--brand-ink)}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(125deg,var(--g-900) 0%,var(--g-700) 48%,var(--p-700) 130%);
  color:#fff;border-radius:var(--r-xl);padding:clamp(2.2rem,1.6rem + 2.5vw,3.6rem);
  position:relative;overflow:hidden;text-align:center}
.cta-band::before{content:'';position:absolute;top:-90px;inset-inline-start:-60px;width:340px;height:340px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.13),transparent 70%)}
.cta-band::after{content:'';position:absolute;bottom:-120px;inset-inline-end:-70px;width:380px;height:380px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.09),transparent 70%)}
.cta-band>*{position:relative;z-index:1}
.cta-band h2{color:#fff;margin-bottom:.7rem}
.cta-band p{color:rgba(255,255,255,.88);max-width:56ch;margin-inline:auto;margin-bottom:1.7rem}
.cta-band .row{justify-content:center}

/* ---------- footer ---------- */
.site-foot{background:var(--g-950);color:rgba(255,255,255,.68);padding-top:clamp(2.6rem,2rem + 2.5vw,4rem);
  font-size:.895rem;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:2rem;padding-bottom:2.4rem}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.foot-grid{grid-template-columns:1fr}}
.site-foot h4{color:#fff;font-size:.82rem;letter-spacing:.13em;text-transform:uppercase;margin-bottom:1rem;font-weight:800}
.site-foot a{color:rgba(255,255,255,.68)}
.site-foot a:hover{color:#fff}
.foot-links{list-style:none;padding:0;margin:0}
.foot-links li{margin-bottom:.6rem}
.foot-brand .brand-th{color:#fff}
.foot-brand .brand-en{color:rgba(255,255,255,.45)}
.foot-about{margin-top:1rem;line-height:1.72;max-width:38ch;font-size:.86rem}
.socials{display:flex;gap:.55rem;margin-top:1.2rem}
.social{width:38px;height:38px;border-radius:var(--r-full);display:grid;place-items:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);color:rgba(255,255,255,.8);
  transition:all .2s var(--ease)}
.social:hover{background:var(--g-600);border-color:var(--g-500);color:#fff;transform:translateY(-2px)}
.foot-contact li{display:flex;gap:.6rem;align-items:flex-start;margin-bottom:.75rem;line-height:1.6}
.foot-contact .ico{color:var(--g-400);margin-top:.2rem;flex:none}
.foot-bottom{border-top:1px solid rgba(255,255,255,.09);padding-block:1.4rem;
  display:flex;gap:1rem;justify-content:space-between;flex-wrap:wrap;font-size:.8rem;color:rgba(255,255,255,.46)}
.foot-disclaimer{background:rgba(0,0,0,.22);padding:.9rem 0;font-size:.775rem;color:rgba(255,255,255,.42);
  text-align:center;line-height:1.6}

/* ---------- floating contact ---------- */
.fab{position:fixed;inset-inline-end:1.15rem;bottom:1.15rem;z-index:70;display:flex;flex-direction:column;gap:.6rem}
.fab a{width:52px;height:52px;border-radius:var(--r-full);display:grid;place-items:center;color:#fff;
  box-shadow:var(--sh-3);transition:transform .2s var(--ease)}
.fab a:hover{transform:scale(1.08);color:#fff}
.fab .fb{background:#1877f2}
.fab .ln{background:#06c755}
.fab .tel{background:linear-gradient(140deg,var(--g-600),var(--g-800))}
@media(max-width:640px){.fab a{width:48px;height:48px}}

/* ---------- misc ---------- */
.empty{text-align:center;padding:3.5rem 1rem;color:var(--ink-4)}
.empty .ico{color:var(--ink-4);margin-bottom:.8rem}
.tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:2rem;padding-bottom:.3rem}
.tab{padding:.55rem 1.1rem;border-radius:var(--r-full);border:1.5px solid var(--line);
  background:var(--surface);font-size:.885rem;font-weight:700;color:var(--ink-2);transition:all .2s var(--ease)}
.tab:hover{border-color:var(--g-400);color:var(--g-800)}
.tab[aria-current]{background:linear-gradient(140deg,var(--g-600),var(--g-800));border-color:transparent;color:#fff}
.tab[aria-current]:hover{color:#fff}
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(1.8rem,1rem + 3vw,3.5rem);align-items:center}
@media(max-width:880px){.split{grid-template-columns:1fr}}
.media-frame{border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-3);border:1px solid var(--line-2)}
.media-frame img{width:100%;aspect-ratio:4/5;object-fit:cover}
/* Landscape variant for wide product photography (e.g. the Datalogger unit). */
.media-frame.wide img{aspect-ratio:4/3;object-fit:cover;object-position:center}
.stat{text-align:center;padding:1.3rem .8rem}
.stat b{display:block;font-size:clamp(1.7rem,1.3rem + 1.4vw,2.4rem);font-weight:800;
  color:var(--g-700);line-height:1.1;letter-spacing:-.02em}
.stat span{font-size:.83rem;color:var(--muted);display:block;margin-top:.3rem}
.map-embed{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-2);background:var(--paper-3);aspect-ratio:16/9}
.map-embed iframe{width:100%;height:100%;border:0;display:block}
.bg-soft{background:linear-gradient(170deg,var(--g-50),var(--paper-2) 60%,var(--p-50))}
.bg-paper{background:var(--surface)}

/* Thai runs long and does not always break; ease the display sizes on phones. */
@media(max-width:560px){
  h1{font-size:1.78rem;line-height:1.36}
  h2{font-size:1.42rem}
  .slide-copy p,.lead{font-size:1rem}
  .page-hero h1{max-width:none}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .slide-bg img{transform:none!important}
}
@media print{
  .site-head,.site-foot,.fab,.announce,.slide-nav,.btn{display:none!important}
  body{background:#fff}
}