/* ============================================================
   บ้านรักษ์หัวโขน — Storefront styles
   Palette: black · gold · purple · jade green
   ============================================================ */
:root{
  --bg:#100e0b; --bg-2:#181410; --panel:#1f1a14; --panel-2:#271f17;
  --line:#3a2f22; --line-2:#4a3c29;
  --gold:#d4af37; --gold-2:#e8ce7b; --gold-deep:#a67c1a;
  --purple:#6d3b9e; --purple-2:#8a55c2;
  --green:#2e8b57; --green-2:#3fae6d;
  --cream:#f4ecd8; --muted:#b6a892; --muted-2:#8a7c66;
  --red:#c0392b; --ok:#3fae6d;
  --radius:16px; --radius-sm:10px;
  --shadow:0 10px 30px rgba(0,0,0,.45);
  --maxw:1200px;
  --font:'Kanit',system-ui,'Noto Sans Thai',sans-serif;
  --serif:'Trirong','Kanit',serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--cream);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(109,59,158,.14), transparent 60%),
    radial-gradient(1000px 500px at -10% 10%, rgba(46,139,87,.10), transparent 55%),
    var(--bg);
  line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.25;margin:0}
.container{max-width:var(--maxw);margin:0 auto;padding:0 18px}
.thai-pattern{
  background-image:radial-gradient(circle at 1px 1px, rgba(212,175,55,.14) 1px, transparent 0);
  background-size:22px 22px;
}
.gold-text{color:var(--gold-2)}
.hidden{display:none !important}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid var(--line-2);background:var(--panel-2);color:var(--cream);
  padding:11px 18px;border-radius:999px;font-size:15px;font-weight:500;transition:.18s;white-space:nowrap}
.btn:hover{border-color:var(--gold);color:var(--gold-2)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-deep));color:#241a06;border:none;font-weight:600}
.btn-gold:hover{filter:brightness(1.08);color:#241a06}
.btn-purple{background:linear-gradient(135deg,var(--purple-2),var(--purple));color:#fff;border:none}
.btn-ghost{background:transparent}
.btn-lg{padding:14px 26px;font-size:16px}
.btn-sm{padding:7px 13px;font-size:13px}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);
  background:rgba(16,14,11,.86);border-bottom:1px solid var(--line)}
.topbar{background:linear-gradient(90deg,var(--gold-deep),var(--gold));color:#2a1e05;font-size:13px;font-weight:500}
.topbar .container{display:flex;gap:16px;justify-content:center;align-items:center;padding:6px 18px;flex-wrap:wrap}
.nav{display:flex;align-items:center;gap:16px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand img{width:46px;height:46px;border-radius:50%;border:2px solid var(--gold);object-fit:cover;flex:none}
.brand .bt{display:flex;flex-direction:column;min-width:0}
.brand .bt b{font-family:var(--serif);font-size:19px;color:var(--gold-2);line-height:1.1;white-space:nowrap}
.brand .bt span{font-size:11px;color:var(--muted);letter-spacing:.14em;text-transform:uppercase}
.nav-links{display:flex;gap:6px;margin-left:auto;align-items:center}
.nav-links a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--muted)}
.nav-links a:hover,.nav-links a.active{color:var(--gold-2);background:var(--panel)}
.nav-tools{display:flex;gap:8px;align-items:center;margin-left:8px}
.icon-btn{position:relative;width:44px;height:44px;border-radius:50%;border:1px solid var(--line-2);
  background:var(--panel);display:grid;place-items:center;color:var(--cream)}
.icon-btn:hover{border-color:var(--gold);color:var(--gold-2)}
.cart-count{position:absolute;top:-4px;right:-4px;min-width:20px;height:20px;padding:0 5px;border-radius:999px;
  background:var(--red);color:#fff;font-size:11px;font-weight:600;display:grid;place-items:center}
.hamburger{display:none}

/* ---------- hero / carousel ---------- */
.hero{position:relative;overflow:hidden}
.slides{position:relative;height:min(70vh,560px);min-height:380px}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .9s ease;display:grid;place-items:center}
.slide.active{opacity:1}
.slide::before{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(8,6,4,.82),rgba(8,6,4,.35) 55%,rgba(8,6,4,.6));z-index:1}
.slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.slide-inner{position:relative;z-index:2;max-width:var(--maxw);width:100%;padding:0 24px}
.slide-inner .kicker{color:var(--gold-2);letter-spacing:.28em;font-size:13px;text-transform:uppercase;margin-bottom:12px}
.slide-inner h1{font-size:clamp(30px,6vw,58px);color:#fff;text-shadow:0 4px 24px rgba(0,0,0,.6);max-width:16ch}
.slide-inner p{font-size:clamp(15px,2.4vw,20px);color:var(--cream);margin:14px 0 24px;max-width:34ch}
.slide-inner .line{width:80px;height:3px;background:linear-gradient(90deg,var(--gold),transparent);margin-bottom:18px}
.dots{position:absolute;bottom:18px;left:0;right:0;z-index:3;display:flex;gap:9px;justify-content:center}
.dots button{width:10px;height:10px;border-radius:50%;border:none;background:rgba(255,255,255,.4)}
.dots button.on{background:var(--gold);width:26px;border-radius:999px}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:44px;height:44px;border-radius:50%;
  background:rgba(16,14,11,.5);border:1px solid rgba(212,175,55,.4);color:#fff;display:grid;place-items:center;font-size:20px}
.hero-arrow.prev{left:14px}.hero-arrow.next{right:14px}

/* ---------- trust strip ---------- */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-2)}
.trust .container{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:16px 18px}
.trust .t{display:flex;gap:10px;align-items:center;font-size:14px;color:var(--muted)}
.trust .t b{color:var(--cream);font-weight:500}
.trust .t .em{font-size:22px}

/* ---------- sections ---------- */
section{padding:46px 0}
.sec-head{text-align:center;margin-bottom:28px}
.sec-head .kicker{color:var(--gold);letter-spacing:.24em;font-size:13px;text-transform:uppercase}
.sec-head h2{font-size:clamp(24px,4vw,36px);margin-top:8px;color:var(--cream)}
.sec-head .deco{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:12px;color:var(--gold)}
.sec-head .deco::before,.sec-head .deco::after{content:"";width:44px;height:1px;background:linear-gradient(90deg,transparent,var(--gold))}
.sec-head .deco::after{background:linear-gradient(90deg,var(--gold),transparent)}

/* ---------- category chips ---------- */
.cats{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:30px}
.chip{padding:9px 18px;border-radius:999px;border:1px solid var(--line-2);background:var(--panel);
  color:var(--muted);font-size:14px;transition:.15s}
.chip:hover{color:var(--gold-2);border-color:var(--gold)}
.chip.active{background:linear-gradient(135deg,var(--gold),var(--gold-deep));color:#241a06;border-color:transparent;font-weight:600}

/* category cards */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cat-card{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:16/10;border:1px solid var(--line)}
.cat-card img{width:100%;height:100%;object-fit:cover;transition:.5s}
.cat-card:hover img{transform:scale(1.06)}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,6,4,.9),transparent 65%)}
.cat-card .cc{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:16px}
.cat-card .cc b{font-family:var(--serif);font-size:20px;color:#fff;display:block}
.cat-card .cc span{color:var(--gold-2);font-size:13px}

/* ---------- product grid ---------- */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:.2s;position:relative}
.card:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:var(--shadow)}
.card .thumb{position:relative;aspect-ratio:1;overflow:hidden;background:var(--panel-2);cursor:pointer}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.card:hover .thumb img{transform:scale(1.07)}
.card .badge{position:absolute;top:10px;left:10px;z-index:2;background:var(--red);color:#fff;font-size:11px;
  padding:4px 9px;border-radius:999px;font-weight:600}
.card .badge.gold{background:linear-gradient(135deg,var(--gold),var(--gold-deep));color:#241a06}
.card .body{padding:14px;display:flex;flex-direction:column;gap:6px;flex:1}
.card .cat{font-size:11px;color:var(--gold);letter-spacing:.08em;text-transform:uppercase}
.card .name{font-family:var(--serif);font-size:16px;color:var(--cream);line-height:1.35;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em;cursor:pointer}
.card .name:hover{color:var(--gold-2)}
.card .price{display:flex;align-items:baseline;gap:8px;margin-top:auto}
.card .price .now{font-size:19px;font-weight:600;color:var(--gold-2)}
.card .price .was{font-size:13px;color:var(--muted-2);text-decoration:line-through}
.card .actions{padding:0 14px 14px;display:flex;gap:8px}
.card .actions .btn{flex:1}

.empty{text-align:center;color:var(--muted);padding:60px 20px}
.skeleton{background:linear-gradient(90deg,var(--panel),var(--panel-2),var(--panel));background-size:200% 100%;
  animation:sk 1.3s infinite;border-radius:var(--radius);aspect-ratio:.8}
@keyframes sk{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ---------- drawer / sheet ---------- */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:80;opacity:0;pointer-events:none;transition:.25s}
.overlay.show{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;height:100%;width:min(430px,100%);background:var(--bg-2);z-index:90;
  transform:translateX(100%);transition:.3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;border-left:1px solid var(--line)}
.drawer.show{transform:none}
.drawer .dh{display:flex;align-items:center;justify-content:space-between;padding:18px;border-bottom:1px solid var(--line)}
.drawer .dh b{font-family:var(--serif);font-size:19px}
.drawer .dbody{flex:1;overflow:auto;padding:8px 18px}
.drawer .dfoot{border-top:1px solid var(--line);padding:18px;background:var(--panel)}
.close-x{width:38px;height:38px;border-radius:50%;border:1px solid var(--line-2);background:var(--panel);color:var(--cream);font-size:20px}

.cart-item{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.cart-item img{width:70px;height:70px;border-radius:10px;object-fit:cover;flex:none;background:var(--panel-2)}
.cart-item .ci{flex:1;min-width:0}
.cart-item .ci .nm{font-size:14px;line-height:1.3;margin-bottom:4px}
.cart-item .ci .pr{color:var(--gold-2);font-weight:600;font-size:14px}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line-2);border-radius:999px;overflow:hidden;margin-top:6px}
.qty button{width:30px;height:30px;background:var(--panel);border:none;color:var(--cream);font-size:16px}
.qty span{min-width:32px;text-align:center;font-size:14px}
.link-rm{color:var(--muted-2);font-size:12px;background:none;border:none;margin-top:6px}
.link-rm:hover{color:var(--red)}
.sum-row{display:flex;justify-content:space-between;font-size:14px;color:var(--muted);margin:6px 0}
.sum-row.total{font-size:19px;color:var(--gold-2);font-weight:600;border-top:1px dashed var(--line-2);padding-top:12px;margin-top:10px}

/* ---------- modal sheet (product detail / generic) ---------- */
.sheet{position:fixed;inset:0;z-index:95;display:grid;place-items:center;padding:16px;opacity:0;pointer-events:none;transition:.2s}
.sheet.show{opacity:1;pointer-events:auto}
.sheet .box{background:var(--bg-2);border:1px solid var(--line);border-radius:20px;max-width:960px;width:100%;
  max-height:92vh;overflow:auto;position:relative;box-shadow:var(--shadow)}
.pd{display:grid;grid-template-columns:1fr 1fr;gap:0}
.pd .gal{background:var(--panel-2);padding:18px;position:sticky;top:0}
.pd .gal .main{aspect-ratio:1;border-radius:14px;overflow:hidden;background:#000}
.pd .gal .main img{width:100%;height:100%;object-fit:cover}
.pd .gal .thumbs{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.pd .gal .thumbs img{width:60px;height:60px;border-radius:8px;object-fit:cover;border:2px solid transparent;cursor:pointer}
.pd .gal .thumbs img.on{border-color:var(--gold)}
.pd .info{padding:24px}
.pd .info .cat{color:var(--gold);font-size:12px;letter-spacing:.1em;text-transform:uppercase}
.pd .info h2{font-size:26px;margin:8px 0 10px}
.pd .info .price{font-size:28px;color:var(--gold-2);font-weight:600;margin-bottom:6px}
.pd .info .price .was{font-size:16px;color:var(--muted-2);text-decoration:line-through;margin-left:10px;font-weight:400}
.pd .info .desc{color:var(--muted);white-space:pre-line;margin:14px 0;font-size:15px}
.pd .info .meta{font-size:13px;color:var(--muted-2);border-top:1px solid var(--line);padding-top:12px;margin-top:12px}

/* ---------- checkout ---------- */
.checkout{display:grid;grid-template-columns:1fr 390px;gap:26px;align-items:start}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.panel h3{font-size:19px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.panel h3 .n{width:28px;height:28px;border-radius:50%;background:var(--gold);color:#241a06;display:grid;place-items:center;font-size:15px;font-weight:700;font-family:var(--font)}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.field label .req{color:var(--red)}
.input,textarea,select{width:100%;background:var(--bg);border:1px solid var(--line-2);border-radius:10px;
  color:var(--cream);padding:12px 14px;font-family:inherit;font-size:15px}
.input:focus,textarea:focus,select:focus{outline:none;border-color:var(--gold)}
textarea{resize:vertical;min-height:76px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.opt{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line-2);border-radius:12px;padding:14px;margin-bottom:10px;cursor:pointer;transition:.15s}
.opt:hover{border-color:var(--gold)}
.opt.sel{border-color:var(--gold);background:rgba(212,175,55,.07)}
.opt input{margin-top:4px;accent-color:var(--gold)}
.opt .ot{flex:1}
.opt .ot b{font-size:15px}
.opt .ot small{display:block;color:var(--muted);font-size:13px}
.opt .oa{color:var(--gold-2);font-weight:600;white-space:nowrap}
.summary{position:sticky;top:90px}
.mini{display:flex;gap:10px;padding:8px 0;border-bottom:1px solid var(--line);font-size:13px}
.mini img{width:48px;height:48px;border-radius:8px;object-fit:cover;flex:none}
.mini .mq{color:var(--muted-2)}
.discount-row{display:flex;gap:8px;margin:12px 0}
.discount-row .input{flex:1}
.note{font-size:13px;color:var(--muted);background:var(--bg);border:1px dashed var(--line-2);border-radius:10px;padding:12px;margin-top:10px}
.err-msg{color:#ff8b7a;font-size:13px;margin-top:8px}

/* payment display */
.pay-box{text-align:center;padding:10px}
.qr-wrap{background:#fff;border-radius:14px;padding:16px;display:inline-block;margin:10px auto}
.qr-wrap canvas,.qr-wrap img{width:230px;height:230px}
.pp-logo{color:#0a3d8f;font-weight:700;letter-spacing:.02em;margin-bottom:6px}
.bank-detail{background:var(--bg);border:1px solid var(--line-2);border-radius:12px;padding:16px;text-align:left;margin:10px 0}
.bank-detail .r{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px solid var(--line);font-size:14px}
.bank-detail .r:last-child{border:none}
.bank-detail .r b{color:var(--gold-2)}
.copy-btn{background:var(--panel-2);border:1px solid var(--line-2);color:var(--gold-2);border-radius:8px;padding:2px 10px;font-size:12px;margin-left:8px}

.upload-zone{border:2px dashed var(--line-2);border-radius:14px;padding:26px;text-align:center;cursor:pointer;transition:.15s;color:var(--muted)}
.upload-zone:hover{border-color:var(--gold);color:var(--gold-2)}
.upload-zone.has{border-style:solid;border-color:var(--green)}
.slip-preview{max-width:220px;margin:12px auto;border-radius:12px;border:1px solid var(--line-2)}

/* thank you */
.thanks{max-width:720px;margin:0 auto;text-align:center}
.thanks .check{width:88px;height:88px;border-radius:50%;background:linear-gradient(135deg,var(--green-2),var(--green));
  display:grid;place-items:center;margin:0 auto 18px;font-size:44px;color:#fff}
.order-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-align:left;margin-top:22px}
.status-badge{display:inline-block;padding:5px 14px;border-radius:999px;font-size:13px;font-weight:600}
.st-pending{background:rgba(212,175,55,.15);color:var(--gold-2)}
.st-paid{background:rgba(63,174,109,.16);color:var(--green-2)}
.st-packing{background:rgba(138,85,194,.18);color:var(--purple-2)}
.st-shipped{background:rgba(58,140,235,.16);color:#7fb4f5}
.st-completed{background:rgba(63,174,109,.22);color:var(--green-2)}
.st-cancelled{background:rgba(192,57,43,.18);color:#ff8b7a}

/* ---------- footer ---------- */
footer.site{background:var(--bg-2);border-top:1px solid var(--line);padding:44px 0 20px;margin-top:30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}
.foot-grid h4{font-family:var(--serif);color:var(--gold-2);font-size:17px;margin-bottom:14px}
.foot-grid a,.foot-grid p{color:var(--muted);font-size:14px;margin:7px 0;display:block}
.foot-grid a:hover{color:var(--gold-2)}
.socials{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.socials a{width:40px;height:40px;border-radius:50%;border:1px solid var(--line-2);display:grid;place-items:center;font-size:18px}
.socials a:hover{border-color:var(--gold);background:var(--panel)}
.foot-bottom{text-align:center;color:var(--muted-2);font-size:13px;border-top:1px solid var(--line);margin-top:30px;padding-top:18px}
.map-embed{border-radius:12px;overflow:hidden;border:1px solid var(--line);margin-top:10px}
.map-embed iframe{width:100%;height:150px;border:0;display:block}

/* floating contact */
.fab{position:fixed;right:16px;bottom:16px;z-index:70;display:flex;flex-direction:column;gap:10px}
.fab a{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;box-shadow:var(--shadow);font-size:24px;color:#fff}
.fab .line{background:#06c755}
.fab .call{background:var(--gold-deep)}

/* toast */
.toast-wrap{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{background:var(--panel-2);border:1px solid var(--gold);color:var(--cream);padding:12px 20px;border-radius:999px;
  font-size:14px;box-shadow:var(--shadow);animation:tin .25s}
.toast.ok{border-color:var(--green-2)} .toast.bad{border-color:var(--red)}
@keyframes tin{from{opacity:0;transform:translateY(10px)}to{opacity:1}}

/* breadcrumb / view header */
.view-head{padding:26px 0 6px}
.view-head h2{font-size:clamp(22px,4vw,32px)}
.view-head .bc{color:var(--muted-2);font-size:13px;margin-bottom:8px}
.view-head .bc a:hover{color:var(--gold-2)}
.toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:18px 0}
.toolbar .search{flex:1;min-width:200px;position:relative}
.toolbar .search .input{padding-left:40px}
.toolbar .search .i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted-2)}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .product-grid{grid-template-columns:repeat(3,1fr)}
  .checkout{grid-template-columns:1fr}
  .summary{position:static}
}
@media(max-width:768px){
  .nav-links{position:fixed;top:0;right:0;height:100%;width:min(300px,85%);background:var(--bg-2);
    flex-direction:column;align-items:stretch;gap:2px;padding:80px 16px 20px;transform:translateX(100%);
    transition:.3s;z-index:60;border-left:1px solid var(--line);margin-left:0}
  .nav-links.open{transform:none}
  .nav-links a{padding:14px}
  .hamburger{display:grid}
  .trust .container{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .pd{grid-template-columns:1fr}
  .pd .gal{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
  .row3{grid-template-columns:1fr}
  section{padding:34px 0}
  .brand .bt b{font-size:16px}
}
@media(max-width:480px){
  .product-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .card .body{padding:11px}
  .card .name{font-size:14px}
  .card .price .now{font-size:17px}
  .trust .container{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .slide-inner h1{font-size:30px}
  .qr-wrap canvas,.qr-wrap img{width:200px;height:200px}
  .brand img{width:40px;height:40px}
  .brand .bt span{display:none}
}