:root{
  --lg-red:#A50034;
  --lg-red-dark:#7d0027;
  --lg-red-soft:#fbe8ee;
  --ink:#1a1a1a;
  --ink-soft:#555;
  --line:#ececec;
  --bg:#ffffff;
  --bg-alt:#fafafa;
  --wa:#25D366;
  --radius:18px;
  --shadow:0 6px 24px rgba(0,0,0,.07);
  --shadow-hover:0 14px 40px rgba(165,0,52,.16);
  --maxw:1240px;
  --font:'Poppins',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
body.lang-th{ --font:'Noto Sans Thai','Poppins',system-ui,sans-serif; }

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:var(--maxw);margin:0 auto;
  padding:.85rem 1.5rem;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
}
.brand{display:flex;align-items:baseline;gap:.55rem}
.brand-lg{
  font-weight:800;font-size:1.7rem;letter-spacing:.5px;
  color:#fff;background:var(--lg-red);
  padding:.12em .42em;border-radius:9px;line-height:1;
  font-family:'Poppins',sans-serif;
}
.brand-lg.small{font-size:1.15rem}
.brand-text{font-weight:600;font-size:1.05rem;color:var(--ink)}

/* ---------- LANG TOGGLE ---------- */
.lang-toggle{
  display:inline-flex;border:1.5px solid var(--lg-red);
  border-radius:999px;overflow:hidden;background:#fff;
}
.lang-btn{
  font-family:var(--font);font-weight:600;font-size:.9rem;
  padding:.4rem .95rem;border:0;background:transparent;color:var(--lg-red);
  cursor:pointer;transition:.15s;
}
.lang-btn.active{background:var(--lg-red);color:#fff}
.lang-btn:not(.active):hover{background:var(--lg-red-soft)}

/* ---------- HERO ---------- */
.hero{background:linear-gradient(180deg,#fff 0%,var(--bg-alt) 100%);border-bottom:1px solid var(--line)}
.hero-inner{
  max-width:var(--maxw);margin:0 auto;padding:3rem 1.5rem 3.2rem;
  display:grid;grid-template-columns:300px 1fr;gap:3rem;align-items:center;
}
.hero-photo{display:flex;justify-content:center}
.photo-placeholder{
  width:240px;height:240px;border-radius:50%;
  border:3px dashed var(--lg-red);
  background:var(--lg-red-soft);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:1rem;color:var(--lg-red-dark);
}
.photo-ph-icon{font-size:2.6rem;margin-bottom:.4rem}
.photo-ph-label{font-weight:600;font-size:.92rem;line-height:1.35}
.photo-ph-label small{font-weight:500;opacity:.8;font-size:.8rem}
.hero-copy h1{
  font-size:clamp(1.8rem,3.4vw,2.9rem);font-weight:800;line-height:1.12;
  letter-spacing:-.5px;margin-bottom:.9rem;
}
.hero-sub{font-size:clamp(1rem,1.5vw,1.18rem);color:var(--ink-soft);max-width:46ch;margin-bottom:1.3rem}
.hero-trust{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin-bottom:1.4rem}
.trust-by{color:var(--ink-soft);font-size:.98rem}
.trust-name{color:var(--lg-red);font-size:1.12rem;font-weight:700}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font);font-weight:600;font-size:1rem;
  padding:.8rem 1.5rem;border-radius:999px;cursor:pointer;
  transition:transform .12s,box-shadow .15s,background .15s;border:0;
}
.btn:active{transform:translateY(1px)}
.btn-lg{font-size:1.08rem;padding:.95rem 1.9rem}
.btn-whatsapp{background:var(--wa);color:#fff;box-shadow:0 6px 18px rgba(37,211,102,.3)}
.btn-whatsapp:hover{background:#1fb759;box-shadow:0 10px 26px rgba(37,211,102,.4)}
.btn-email{background:var(--lg-red);color:#fff;box-shadow:0 6px 18px rgba(165,0,52,.28)}
.btn-email:hover{background:var(--lg-red-dark)}
.wa-icon{font-size:1.2em}

/* ---------- CONTROLS ---------- */
.controls{position:sticky;top:60px;z-index:40;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.controls-inner{max-width:var(--maxw);margin:0 auto;padding:1rem 1.5rem;display:flex;flex-direction:column;gap:.9rem}
.search-wrap{position:relative;max-width:520px}
.search-icon{position:absolute;left:1rem;top:50%;transform:translateY(-50%);opacity:.5;font-size:1rem}
#searchInput{
  width:100%;font-family:var(--font);font-size:1.02rem;
  padding:.85rem 1.1rem .85rem 2.7rem;
  border:1.5px solid var(--line);border-radius:999px;background:#fff;color:var(--ink);
  transition:.15s;
}
#searchInput:focus{outline:none;border-color:var(--lg-red);box-shadow:0 0 0 4px var(--lg-red-soft)}
.cat-nav{display:flex;gap:.55rem;flex-wrap:wrap;overflow-x:auto;-webkit-overflow-scrolling:touch}
.cat-btn{
  font-family:var(--font);font-weight:600;font-size:.95rem;white-space:nowrap;
  padding:.55rem 1.15rem;border:1.5px solid var(--line);border-radius:999px;
  background:#fff;color:var(--ink-soft);cursor:pointer;transition:.15s;
}
.cat-btn:hover{border-color:var(--lg-red);color:var(--lg-red)}
.cat-btn.active{background:var(--lg-red);border-color:var(--lg-red);color:#fff}

/* ---------- CATALOG ---------- */
.catalog{max-width:var(--maxw);margin:0 auto;padding:2.2rem 1.5rem 3rem}
.catalog-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap}
.catalog-head h2{font-size:1.6rem;font-weight:800}
.result-count{color:var(--ink-soft);font-size:.95rem}

.product-grid{
  display:grid;gap:1.5rem;
  grid-template-columns:repeat(auto-fill,minmax(258px,1fr));
}

/* ---------- CARD ---------- */
.card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .18s,box-shadow .18s,border-color .18s;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:var(--lg-red-soft)}
.card-media{position:relative;aspect-ratio:4/3;background:linear-gradient(150deg,#fff 0%,var(--bg-alt) 100%);display:flex;align-items:center;justify-content:center}
.card-img{width:100%;height:100%;object-fit:contain;padding:1rem}
.card-media.img-failed .card-img{display:none}
.card-ph{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;color:var(--lg-red)}
.card-img+.card-ph{display:none}              /* hide placeholder if real img present */
.card-media.img-failed .card-ph{display:flex} /* show placeholder if img broke */
.card-ph-icon{width:74px;height:74px;color:var(--lg-red)}
.card-ph-icon svg{width:100%;height:100%}
.card-ph-model{font-size:.82rem;font-weight:600;color:var(--ink-soft);letter-spacing:.3px}

.card-body{padding:1.1rem 1.2rem 1.25rem;display:flex;flex-direction:column;flex:1;gap:.35rem}
.card-cat{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--lg-red)}
.card-name{font-size:1.04rem;font-weight:700;line-height:1.3;color:var(--ink)}
.card-model{font-size:.82rem;color:var(--ink-soft);font-weight:500}
.card-foot{margin-top:auto;padding-top:.85rem;display:flex;align-items:center;justify-content:space-between;gap:.5rem}
.card-price{font-size:1.22rem;font-weight:800;color:var(--ink)}
.card-link{font-size:.85rem;font-weight:700;color:var(--lg-red);white-space:nowrap}

.empty-state{padding:3rem 1rem;text-align:center;color:var(--ink-soft);font-size:1.1rem}

/* ---------- CONTACT ---------- */
.contact{background:linear-gradient(160deg,var(--lg-red) 0%,var(--lg-red-dark) 100%);color:#fff}
.contact-inner{max-width:var(--maxw);margin:0 auto;padding:3.2rem 1.5rem;text-align:center}
.contact-inner h2{font-size:1.9rem;font-weight:800;margin-bottom:.6rem}
.contact-lead{font-size:1.1rem;opacity:.95;max-width:48ch;margin:0 auto 1.7rem}
.contact-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.contact .btn-email{background:#fff;color:var(--lg-red)}
.contact .btn-email:hover{background:#f3f3f3}

/* ---------- FOOTER ---------- */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:2rem 1.5rem 2.4rem}
.footer-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.footer-brand{display:flex;align-items:center;gap:.5rem;font-weight:600;color:var(--ink)}
.footer-contact{display:flex;gap:1.5rem;flex-wrap:wrap}
.footer-contact a{color:var(--lg-red);font-weight:600;font-size:.95rem}
.footer-contact a:hover{text-decoration:underline}
.footer-note{max-width:var(--maxw);margin:1.4rem auto 0;color:var(--ink-soft);font-size:.8rem;text-align:center;line-height:1.5}

/* ---------- RESPONSIVE ---------- */
/* iPad portrait & smaller tablets */
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;gap:1.8rem;text-align:center;padding:2.4rem 1.5rem}
  .hero-photo{order:-1}
  .photo-placeholder{width:190px;height:190px}
  .hero-sub{margin-left:auto;margin-right:auto}
  .hero-trust,.hero-cta{justify-content:center}
  .controls{top:58px}
}
/* phones */
@media (max-width:560px){
  .header-inner{padding:.7rem 1rem}
  .brand-lg{font-size:1.4rem}
  .brand-text{font-size:.95rem}
  .hero-inner{padding:2rem 1.1rem}
  .photo-placeholder{width:160px;height:160px}
  .controls-inner{padding:.85rem 1rem}
  .catalog{padding:1.6rem 1rem 2.4rem}
  .product-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem}
  .card-ph-icon{width:56px;height:56px}
  .card-name{font-size:.95rem}
  .card-price{font-size:1.08rem}
  .card-link{font-size:.78rem}
  .contact-actions{flex-direction:column;align-items:stretch}
}
/* large desktop: cap columns nicely */
@media (min-width:1300px){
  .product-grid{grid-template-columns:repeat(4,1fr)}
}