/* ============================================================
   ร้านทราย ทองดี — สไตล์ไทยประยุกต์ โทนแดง–ทอง
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Prompt:wght@300;400;500;600;700&family=Charmonman:wght@700&display=swap');

:root{
  --red-900:#5a0d0d;
  --red-800:#7a1414;
  --red-700:#951b1b;
  --red-600:#b02222;
  --gold-500:#d4af37;
  --gold-400:#e8c85a;
  --gold-300:#f4dd8a;
  --cream:#fdf7ec;
  --cream-2:#f6ecd7;
  --ink:#2b1a0e;
  --ink-soft:#5c4632;
  --shadow:0 10px 30px rgba(90,13,13,.18);
  --shadow-lg:0 24px 60px rgba(90,13,13,.28);
  --radius:18px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Prompt',system-ui,sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.thai-font{font-family:'Charmonman',cursive}

/* ---------- Thai pattern background ---------- */
.thai-pattern{
  background-color:var(--red-800);
  background-image:
    radial-gradient(circle at 20% 20%, rgba(212,175,55,.15) 0 2px, transparent 2px),
    radial-gradient(circle at 70% 60%, rgba(212,175,55,.12) 0 3px, transparent 3px),
    radial-gradient(circle at 40% 80%, rgba(212,175,55,.10) 0 2px, transparent 2px);
  background-size:60px 60px,90px 90px,50px 50px;
}

/* ---------- Mockup ribbon ---------- */
.mockup-ribbon{
  position:fixed;top:14px;left:-46px;z-index:2000;
  transform:rotate(-45deg);
  background:#111;color:var(--gold-300);
  font-size:12px;font-weight:600;letter-spacing:2px;
  padding:6px 60px;box-shadow:0 4px 12px rgba(0,0,0,.4);
  pointer-events:none;
}

/* ---------- Top bar ---------- */
.topbar{
  background:var(--red-900);color:var(--gold-300);
  font-size:13px;
}
.topbar .wrap{
  max-width:1180px;margin:0 auto;padding:7px 20px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
}
.topbar a{transition:color .2s}
.topbar a:hover{color:#fff}
.topbar .tb-right{display:flex;gap:18px;flex-wrap:wrap}

/* ---------- Navbar ---------- */
.nav{
  position:sticky;top:0;z-index:1000;
  background:linear-gradient(180deg,#fff,#fff8ea);
  border-bottom:3px solid var(--gold-500);
  box-shadow:0 4px 20px rgba(0,0,0,.08);
}
.nav .wrap{
  max-width:1180px;margin:0 auto;padding:10px 20px;
  display:flex;align-items:center;gap:18px;
}
.brand{display:flex;align-items:center;gap:12px}
.brand img{
  width:56px;height:56px;border-radius:50%;
  border:3px solid var(--gold-500);
  box-shadow:0 4px 14px rgba(149,27,27,.35);
  object-fit:cover;
}
.brand .bt{line-height:1.05}
.brand .bt b{
  font-family:'Charmonman',cursive;font-size:26px;color:var(--red-700);display:block;
}
.brand .bt span{font-size:11px;color:var(--ink-soft);letter-spacing:.5px}

.nav-links{margin-left:auto;display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.nav-links a{
  padding:9px 15px;border-radius:999px;font-weight:500;font-size:15px;color:var(--ink-soft);
  transition:.2s;
}
.nav-links a:hover,.nav-links a.active{background:var(--red-700);color:var(--gold-300)}
.nav-cta{
  background:linear-gradient(135deg,var(--gold-500),var(--gold-300));
  color:var(--red-900)!important;font-weight:600!important;
  box-shadow:0 6px 16px rgba(212,175,55,.4);
}
.nav-cta:hover{filter:brightness(1.05);transform:translateY(-1px)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:70px 20px 90px}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(90,13,13,.55),rgba(90,13,13,.82));
  z-index:0;
}
.hero .wrap{max-width:1180px;margin:0 auto;position:relative;z-index:2;
  display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:52px;line-height:1.1;margin-bottom:16px;text-shadow:0 4px 18px rgba(0,0,0,.4)}
.hero h1 .thai-font{color:var(--gold-300)}
.hero p.lead{font-size:19px;max-width:520px;margin-bottom:26px;color:#ffeede}
.hero .btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-weight:600;font-size:16px;cursor:pointer;border:none;
  transition:.25s;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-500),var(--gold-300));color:var(--red-900);
  box-shadow:0 10px 26px rgba(212,175,55,.5)}
.btn-gold:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(212,175,55,.6)}
.btn-outline{background:transparent;color:#fff;border:2px solid var(--gold-300)}
.btn-outline:hover{background:var(--gold-300);color:var(--red-900)}

.hero-badges{display:flex;gap:26px;margin-top:34px;flex-wrap:wrap}
.hero-badges div{font-size:14px;color:#ffe9cf}
.hero-badges b{display:block;font-size:26px;color:var(--gold-300)}

/* ---------- Coin stack animation ---------- */
.coin-stage{position:relative;height:340px;display:flex;align-items:center;justify-content:center}
.coin3d{
  width:200px;height:200px;border-radius:50%;
  background:
    radial-gradient(circle at 35% 30%, #fff2c4, #e8c85a 40%, #b8912e 75%, #8a6a1e);
  box-shadow:
    inset 0 0 0 10px rgba(255,255,255,.18),
    inset 0 0 0 14px #b8912e,
    0 20px 50px rgba(0,0,0,.5);
  display:flex;align-items:center;justify-content:center;
  color:#7a5a13;font-weight:700;text-align:center;
  animation:spin3d 6s linear infinite;
}
.coin3d .cinner{transform:scaleX(1)}
.coin3d .num{font-size:64px;line-height:1;font-family:'Charmonman',cursive}
.coin3d .lbl{font-size:15px}
@keyframes spin3d{
  0%{transform:rotateY(0) }
  50%{transform:rotateY(180deg)}
  100%{transform:rotateY(360deg)}
}
/* floating small coins */
.float-coin{position:absolute;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#fff2c4,#e8c85a 45%,#b8912e);
  box-shadow:inset 0 0 0 4px #b8912e,0 8px 20px rgba(0,0,0,.4);
  animation:floaty 5s ease-in-out infinite}
.fc1{width:60px;height:60px;top:20px;left:10px;animation-delay:.2s}
.fc2{width:46px;height:46px;bottom:30px;left:40px;animation-delay:1.2s}
.fc3{width:70px;height:70px;top:40px;right:20px;animation-delay:.6s}
.fc4{width:38px;height:38px;bottom:10px;right:60px;animation-delay:1.8s}
@keyframes floaty{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-22px) rotate(15deg)}}

/* ---------- Section shell ---------- */
.section{max-width:1180px;margin:0 auto;padding:64px 20px}
.section-head{text-align:center;margin-bottom:40px}
.section-head .kicker{color:var(--red-600);font-weight:600;letter-spacing:3px;font-size:13px;text-transform:uppercase}
.section-head h2{font-size:38px;color:var(--red-800);margin:6px 0}
.section-head p{color:var(--ink-soft);max-width:600px;margin:0 auto}
.divider-thai{
  width:120px;height:14px;margin:14px auto 0;
  background:
    radial-gradient(circle at 10px 7px,var(--gold-500) 0 4px,transparent 4px),
    radial-gradient(circle at 30px 7px,var(--red-600) 0 5px,transparent 5px),
    radial-gradient(circle at 50px 7px,var(--gold-500) 0 4px,transparent 4px),
    radial-gradient(circle at 70px 7px,var(--red-600) 0 5px,transparent 5px),
    radial-gradient(circle at 90px 7px,var(--gold-500) 0 4px,transparent 4px),
    radial-gradient(circle at 110px 7px,var(--red-600) 0 5px,transparent 5px);
}

/* ---------- Category chips ---------- */
.cats{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:36px}
.cat-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;border-radius:999px;cursor:pointer;font-weight:500;
  background:#fff;border:2px solid var(--cream-2);color:var(--ink-soft);transition:.2s;
  box-shadow:0 3px 10px rgba(0,0,0,.05);
}
.cat-chip:hover{border-color:var(--gold-500);transform:translateY(-2px)}
.cat-chip.active{background:var(--red-700);color:var(--gold-300);border-color:var(--red-700)}
.cat-chip .ic{font-size:18px}

/* ---------- Product grid ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:24px}
.card{
  background:#fff;border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);border:1px solid #f0e4c8;
  display:flex;flex-direction:column;transition:.3s;position:relative;
}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.card .thumb{
  height:180px;display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(circle at 50% 40%,#fff6df, #f3e4bd 60%, #ecd7a3);
  position:relative;overflow:hidden;
}
.card .thumb::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 30% 30%,rgba(255,255,255,.6) 0 30%,transparent 31%);
  opacity:.4;
}
.card .coin-emoji{
  font-size:84px;filter:drop-shadow(0 8px 14px rgba(0,0,0,.25));
  transition:transform .8s cubic-bezier(.2,.8,.2,1);
}
.card:hover .coin-emoji{transform:rotateY(360deg) scale(1.1)}
.card .coin-photo{
  width:150px;height:150px;object-fit:cover;border-radius:50%;
  border:5px solid #fff;box-shadow:0 8px 20px rgba(0,0,0,.28);
  transition:transform .8s cubic-bezier(.2,.8,.2,1);
}
.card:hover .coin-photo{transform:rotateY(360deg) scale(1.05)}
.thumb-media{display:flex;align-items:center;justify-content:center;position:relative;z-index:2}

/* condition selector */
.cond-row{display:flex;flex-wrap:wrap;gap:6px;margin:2px 0 12px}
.cond-chip{
  font-family:inherit;font-size:12px;font-weight:500;cursor:pointer;
  padding:6px 11px;border-radius:999px;border:1.5px solid #e7d6ad;background:#fffdf7;color:var(--ink-soft);
  transition:.18s;
}
.cond-chip:hover{border-color:var(--gold-500)}
.cond-chip.active{background:var(--red-700);color:var(--gold-300);border-color:var(--red-700)}
.cond-chip.out{opacity:.45;text-decoration:line-through;cursor:not-allowed}
.card .stock{font-size:12px;color:var(--ink-soft);margin-top:2px}
.card .badge{
  position:absolute;top:12px;left:12px;background:var(--red-700);color:var(--gold-300);
  font-size:11px;font-weight:600;padding:4px 10px;border-radius:999px;z-index:3;
}
.card .badge.hot{background:linear-gradient(135deg,var(--gold-500),var(--gold-300));color:var(--red-900)}
.card .sold{
  position:absolute;top:12px;right:12px;background:#333;color:#fff;
  font-size:11px;font-weight:600;padding:4px 10px;border-radius:999px;z-index:3;
}
.card .body{padding:16px 16px 18px;display:flex;flex-direction:column;flex:1}
.card .cat-tag{font-size:11px;color:var(--red-600);font-weight:600;letter-spacing:.5px}
.card h3{font-size:16px;line-height:1.35;margin:4px 0 6px;color:var(--ink);min-height:44px}
.card .meta{font-size:12px;color:var(--ink-soft);margin-bottom:10px}
.card .price-row{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:10px;border-top:1px dashed #e7d6ad}
.card .price{font-size:22px;font-weight:700;color:var(--red-700)}
.card .buy{
  background:var(--red-700);color:var(--gold-300);border:none;cursor:pointer;
  padding:9px 15px;border-radius:999px;font-weight:600;font-size:13px;transition:.2s;font-family:inherit;
}
.card .buy:hover{background:var(--red-900)}
.card .buy.disabled{background:#bbb;color:#fff;cursor:not-allowed}

/* ---------- Features strip ---------- */
.features{background:var(--cream-2)}
.features .wrap{max-width:1180px;margin:0 auto;padding:44px 20px;
  display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px}
.feat{display:flex;gap:14px;align-items:flex-start}
.feat .fi{font-size:34px}
.feat b{color:var(--red-800);display:block;font-size:17px}
.feat span{font-size:14px;color:var(--ink-soft)}

/* ---------- Policy strip ---------- */
.policy-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pol{background:linear-gradient(135deg,#fff,#fff7e8);border:1px solid #f0e4c8;border-left:5px solid var(--gold-500);
  border-radius:14px;padding:20px 22px;box-shadow:var(--shadow)}
.pol-t{color:var(--red-700);font-weight:700;font-size:17px;margin-bottom:6px}
.pol-b{color:var(--ink-soft);font-size:14px}
.pol-b b{color:var(--red-800)}

/* ---------- Payment ---------- */
.pay-wrap{display:grid;grid-template-columns:1.3fr .9fr;gap:26px;align-items:start}
.pay-banks{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid #f0e4c8;padding:24px}
.pay-name{font-weight:600;color:var(--red-800);font-size:17px;margin-bottom:14px;padding-bottom:12px;border-bottom:2px dashed #e7d6ad}
.bank{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid #f4ead2}
.bank:last-of-type{border-bottom:none}
.bk-tag{font-size:13px;font-weight:600;color:#fff;padding:5px 12px;border-radius:999px;white-space:nowrap}
.bk-tag.kt{background:#0a3d91}
.bk-tag.ttb{background:#003b7e}
.bk-no{font-size:22px;font-weight:700;color:var(--ink);letter-spacing:1px;font-variant-numeric:tabular-nums}
.cod-note{margin-top:14px;background:#fff4dc;color:var(--red-800);font-weight:600;font-size:14px;text-align:center;padding:10px;border-radius:12px;border:1px solid #f0dca8}
.pay-qr{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid #f0e4c8;padding:24px;text-align:center}
.qr-box{width:100%;aspect-ratio:1;border:2px dashed #d4af37;border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--ink-soft);background:#fffdf6;font-weight:600}
.qr-box img{width:100%;height:100%;object-fit:contain;border-radius:12px}
.qr-cap{margin-top:12px;font-size:14px;color:var(--ink-soft);line-height:1.5}

/* ---------- Contact / CTA ---------- */
.contact{color:#fff;position:relative;overflow:hidden}
.contact::after{content:"";position:absolute;inset:0;background:rgba(90,13,13,.8);z-index:0}
.contact .wrap{max-width:900px;margin:0 auto;padding:70px 20px;text-align:center;position:relative;z-index:2}
.contact h2{font-size:40px;margin-bottom:8px}
.contact h2 .thai-font{color:var(--gold-300)}
.contact p{color:#ffe9cf;margin-bottom:26px}
.contact-cards{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.cc{
  background:rgba(255,255,255,.1);backdrop-filter:blur(6px);
  border:1px solid rgba(212,175,55,.5);border-radius:16px;padding:22px 30px;min-width:210px;
  transition:.25s;
}
.cc:hover{transform:translateY(-4px);background:rgba(255,255,255,.16)}
.cc .ic{font-size:32px;margin-bottom:6px}
.cc .lbl{font-size:13px;color:var(--gold-300)}
.cc .val{font-size:22px;font-weight:700}
.addr-card{min-width:320px;margin-top:16px;text-align:left;display:inline-block}

/* ---------- Footer ---------- */
.footer{background:var(--red-900);color:#f0d9b5;padding:34px 20px;text-align:center;font-size:14px}
.footer .brand-f{font-family:'Charmonman',cursive;font-size:26px;color:var(--gold-300)}
.footer a{color:var(--gold-300)}

/* ---------- Admin ---------- */
.admin-shell{max-width:1180px;margin:0 auto;padding:40px 20px}
.admin-grid{display:grid;grid-template-columns:380px 1fr;gap:30px;align-items:start}
.panel{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:26px;border:1px solid #f0e4c8}
.panel h3{color:var(--red-800);margin-bottom:4px;font-size:20px}
.panel .hint{font-size:13px;color:var(--ink-soft);margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-soft);margin-bottom:5px}
.field input,.field select,.field textarea{
  width:100%;padding:11px 13px;border:2px solid #eaddc0;border-radius:12px;font-family:inherit;font-size:14px;
  transition:.2s;background:#fffdf7;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold-500)}
.field textarea{resize:vertical;min-height:70px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.check-row{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.check-row input{width:auto}
.btn-block{width:100%;justify-content:center;margin-top:4px}
.btn-red{background:var(--red-700);color:var(--gold-300)}
.btn-red:hover{background:var(--red-900)}
.btn-ghost{background:#f2e7cf;color:var(--red-800)}

.admin-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:10px}
.admin-toolbar h3{color:var(--red-800);font-size:20px}
.tbl{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.tbl th{background:var(--red-800);color:var(--gold-300);font-size:13px;padding:12px;text-align:left}
.tbl td{padding:11px 12px;border-bottom:1px solid #f2e8d2;font-size:14px;vertical-align:middle}
.tbl tr:hover td{background:#fdf7ea}
.tbl .em{font-size:26px}
.pill{font-size:11px;padding:3px 9px;border-radius:999px;background:#f2e7cf;color:var(--red-800);font-weight:600}
.pill.hl{background:var(--gold-300);color:var(--red-900)}
.iconbtn{border:none;background:none;cursor:pointer;font-size:17px;padding:4px 6px;border-radius:8px;transition:.15s}
.iconbtn:hover{background:#f2e7cf}
.toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(120%);
  background:var(--red-800);color:var(--gold-300);padding:13px 26px;border-radius:999px;
  box-shadow:var(--shadow-lg);z-index:3000;font-weight:600;transition:transform .35s;
}
.toast.show{transform:translateX(-50%) translateY(0)}

.empty{text-align:center;padding:60px 20px;color:var(--ink-soft)}
.empty .big{font-size:60px;margin-bottom:10px}

/* image previews */
.img-prev{margin-top:8px;display:flex;align-items:center;gap:10px}
.mini-photo{width:44px;height:44px;object-fit:cover;border-radius:8px;border:2px solid #eaddc0;vertical-align:middle}
.mini-photo.lg{width:72px;height:72px}
.rm{border:none;background:#f2e7cf;color:var(--red-800);border-radius:8px;padding:6px 12px;cursor:pointer;font-family:inherit;font-size:13px}

/* variant rows */
.var-head{display:flex;justify-content:space-between;align-items:center;margin:18px 0 8px}
.btn.mini{padding:7px 13px;font-size:13px;border-radius:10px}
.var-row{background:#fbf3e2;border:1.5px solid #ecdcbb;border-radius:14px;padding:12px;margin-bottom:10px}
.var-grid{display:grid;grid-template-columns:1.4fr 1fr .8fr;gap:8px}
.var-grid small,.var-img-row small{font-size:11px;color:var(--ink-soft);display:block;margin-bottom:3px}
.var-grid select,.var-grid input{width:100%;padding:8px 9px;border:1.5px solid #e3d3ae;border-radius:9px;font-family:inherit;font-size:13px;background:#fff}
.var-img-row{display:flex;align-items:center;gap:8px;margin-top:9px;flex-wrap:wrap}
.up-btn{background:#fff;border:1.5px dashed #d4af37;color:var(--red-700);border-radius:9px;padding:7px 11px;font-size:12px;cursor:pointer;font-weight:500}
.up-btn:hover{background:#fffbe9}
.v_emoji{width:80px;padding:7px 9px;border:1.5px solid #e3d3ae;border-radius:9px;font-family:inherit;font-size:13px}
.rm-var{margin-left:auto;border:none;background:#f3d9d9;color:#a01818;width:28px;height:28px;border-radius:50%;cursor:pointer;font-weight:700}
.rm-var:hover{background:#e9bcbc}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .hero .wrap{grid-template-columns:1fr;text-align:center}
  .hero .btns{justify-content:center}
  .hero-badges{justify-content:center}
  .coin-stage{height:280px}
  .admin-grid{grid-template-columns:1fr}
  .nav-links{display:none}
  .nav-links.open{display:flex;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:14px;box-shadow:var(--shadow)}
  .hamburger{display:flex!important}
}
.hamburger{display:none;margin-left:auto;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:8px}
.hamburger span{width:26px;height:3px;background:var(--red-700);border-radius:2px}

@media(max-width:520px){
  .hero h1{font-size:38px}
  .section-head h2{font-size:28px}
  .topbar .wrap{justify-content:center}
}
.reveal{opacity:0;transform:translateY(24px);transition:.7s}
.reveal.in{opacity:1;transform:none}