/* ============================================================================
 * BTMKMALL หน้าขายลูกค้า  btmk/store.css
 *   ดีไซน์จาก _mockup/share_sale/index.html (อนุมัติแล้ว)
 *   ใช้กับ p.php + checkout.php เท่านั้น  ห้ามปนกับ sadmin.css
 * ============================================================================ */
:root{
  --navy:#0e1b2e; --navy-2:#16273f; --ink:#141a22; --muted:#6a7482; --faint:#9aa4b2;
  --line:#e7eaef; --line-2:#f0f2f6; --bg:#f4f6fa; --card:#fff;
  --red:#e11d2a; --red-ink:#b3141f; --gold:#f2b705; --blue:#2563eb;
  --ok:#0f8a4f; --ok-wash:#e7f6ee;
  --en:'Archivo','IBM Plex Sans Thai',sans-serif;
  --th:'IBM Plex Sans Thai','Archivo',sans-serif;
  --shadow:0 2px 6px rgba(15,25,45,.06),0 14px 40px rgba(15,25,45,.08);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--th);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%}
.en{font-family:var(--en)}
.wrap{max-width:960px;margin:0 auto;padding:0 16px}
a{color:inherit}

/* ---- แถบประกาศ + หัว ---- */
.topbar{background:var(--navy);color:#dfe6f0;font-size:12.5px;text-align:center;padding:7px 12px;letter-spacing:.02em}
.topbar b{color:#fff}
.hdr{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hdr .wrap{display:flex;align-items:center;gap:12px;height:58px}
.logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.logo-ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;flex:none;position:relative;
  background:linear-gradient(140deg,#ff8a3d 0%,#e11d2a 100%);box-shadow:0 5px 14px rgba(225,29,42,.32)}
.logo-ic svg{width:23px;height:23px;color:#fff}
.logo-ic .dot{position:absolute;width:7px;height:7px;border-radius:50%;background:#ffd36b;transform:translate(11px,-10px)}
.logo-wm{display:flex;flex-direction:column;line-height:.98}
.logo-wm .nm{font-family:var(--en);font-weight:900;font-size:21px;letter-spacing:-.01em}
.logo-wm .nm b{color:var(--navy);font-weight:900}
.logo-wm .nm i{color:var(--red);font-style:normal;font-weight:900}
.logo-wm .tag{font-family:var(--en);font-size:8px;font-weight:700;letter-spacing:.2em;color:var(--muted);margin-top:3px}
.hdr .sec{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--ok);font-weight:600}
.hdr .sec svg{width:15px;height:15px}

/* ---- สไลด์โฆษณา ---- */
.slider{position:relative;overflow:hidden;background:var(--navy)}
.slides{display:flex;transition:transform .5s cubic-bezier(.4,0,.2,1)}
.slide{min-width:100%;position:relative;height:340px;display:flex;align-items:center;overflow:hidden}
.slide .bg{position:absolute;inset:0;opacity:.95}
.slide.s1 .bg{background:radial-gradient(120% 140% at 80% 20%,#3b6fe0,#12294d 60%,#0a1728)}
.slide.s2 .bg{background:radial-gradient(120% 140% at 15% 20%,#f2b705 0%,#e11d2a 55%,#7a0e16 100%)}
.slide.s3 .bg{background:radial-gradient(120% 130% at 85% 80%,#12b981 0%,#0e7a57 50%,#0a2e28 100%)}
.slide.s0 .bg{background:radial-gradient(120% 140% at 80% 20%,#3b6fe0,#12294d 60%,#0a1728)}
.slide .glow{position:absolute;width:360px;height:360px;border-radius:50%;filter:blur(10px);opacity:.25;background:#fff;right:-80px;top:-80px}
.slide .shot{position:absolute;right:26px;bottom:0;top:0;width:44%;object-fit:cover;opacity:.96}
.slide .ct{position:relative;z-index:2;color:#fff;padding:0 34px;max-width:560px}
.slide .kf{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);
  padding:5px 12px;border-radius:99px;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px;font-family:var(--en)}
.slide .kf .flag{font-size:13px}
.slide h2{font-family:var(--en);font-weight:900;font-size:40px;line-height:1.02;margin:0;letter-spacing:-.02em;text-shadow:0 2px 20px rgba(0,0,0,.2)}
.slide .th{font-size:19px;font-weight:700;margin:8px 0 0;opacity:.96}
.slide .sub{font-size:13.5px;opacity:.9;margin:10px 0 0;max-width:420px}
.slide .cta{display:inline-flex;align-items:center;gap:8px;margin-top:18px;background:#fff;color:var(--navy);
  font-weight:800;font-family:var(--en);font-size:14px;padding:12px 22px;border-radius:12px;text-decoration:none;letter-spacing:.02em}
.dots{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);z-index:4;display:flex;gap:7px}
.dots i{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.45);cursor:pointer;transition:.2s}
.dots i.on{background:#fff;width:22px;border-radius:5px}
.snav{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:38px;height:38px;border-radius:50%;
  border:0;background:rgba(255,255,255,.18);color:#fff;cursor:pointer;display:grid;place-items:center}
.snav.l{left:12px}.snav.r{right:12px}.snav svg{width:20px;height:20px}

/* ---- แถบความน่าเชื่อถือ ---- */
.trust{background:var(--card);border-bottom:1px solid var(--line)}
.trust .wrap{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;padding:12px 16px}
.trust .t{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--ink);font-weight:600}
.trust .t svg{width:17px;height:17px;color:var(--ok)}
.trust .t .en{color:var(--muted);font-weight:600;font-size:11px}

/* ---- การ์ดสินค้า ---- */
.main{padding:22px 0 60px}
.pcard{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);overflow:hidden;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.gal{padding:20px;background:linear-gradient(160deg,#f7f9fc,#eef2f8)}
.gal .hero{aspect-ratio:1;border-radius:14px;background:radial-gradient(120% 120% at 70% 20%,#dbe6fb,#f3f6fb);position:relative;overflow:hidden;display:grid;place-items:center}
.gal .hero img{width:100%;height:100%;object-fit:cover}
.gal .hero .ph{width:40%;opacity:.5}
.gal .hero .off{position:absolute;top:12px;right:12px;background:var(--red);color:#fff;font-family:var(--en);font-weight:800;font-size:13px;padding:6px 10px;border-radius:10px;z-index:2}
.gal .thumbs{display:flex;gap:9px;margin-top:14px}
.gal .thumbs .th-i{flex:1;aspect-ratio:1;border-radius:10px;background:#e8eef7;border:2px solid transparent;cursor:pointer;overflow:hidden}
.gal .thumbs .th-i img{width:100%;height:100%;object-fit:cover}
.gal .thumbs .th-i.on{border-color:var(--navy)}
.info{padding:22px 24px}
.rowbadge{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:10px}
.bd{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:700;padding:4px 10px;border-radius:99px}
.bd.star{background:#fff7e0;color:#9a7400;border:1px solid #f0dca0}
.bd.sold{background:var(--line-2);color:var(--muted)}
.info h1{font-size:21px;font-weight:700;line-height:1.3;margin:0 0 3px}
.info .ensub{font-family:var(--en);font-size:13px;color:var(--muted);font-weight:600;letter-spacing:.01em}
.price{display:flex;align-items:baseline;gap:10px;margin:16px 0 4px;flex-wrap:wrap}
.price .now{font-family:var(--en);font-size:38px;font-weight:900;color:var(--navy);letter-spacing:-.02em}
.price .now b{font-size:22px;vertical-align:super;font-weight:700;margin-right:1px}
.price .was{font-size:16px;color:var(--faint);text-decoration:line-through;font-family:var(--en);font-weight:600}
.price .save{background:var(--ok-wash);color:var(--ok);font-size:12px;font-weight:700;padding:3px 9px;border-radius:7px}
.incl{font-size:12px;color:var(--muted)}
.feat{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:8px}
.feat li{display:flex;gap:9px;font-size:13.5px;color:#39424f}
.feat li svg{width:17px;height:17px;color:var(--ok);flex:none;margin-top:1px}
.opt{margin:18px 0 0}
.opt .lb{font-size:12.5px;font-weight:700;color:var(--muted);margin-bottom:8px}
.sw{display:flex;gap:8px;flex-wrap:wrap}
.sw button{border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:8px 14px;font-family:var(--th);font-size:13px;cursor:pointer;font-weight:600}
.sw button.on{border-color:var(--navy);background:var(--navy);color:#fff}
.qty{display:inline-flex;align-items:center;border:1.5px solid var(--line);border-radius:10px;overflow:hidden}
.qty button{border:0;background:#fff;width:40px;height:40px;font-size:20px;cursor:pointer;color:var(--navy)}
.qty input{width:44px;height:40px;border:0;text-align:center;font-family:var(--en);font-weight:700;font-size:16px}
.buy{display:flex;gap:10px;margin-top:20px}
.buy .cta{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:9px;background:var(--red);color:#fff;
  font-weight:800;font-size:16px;border:0;border-radius:13px;padding:15px;cursor:pointer;box-shadow:0 8px 20px rgba(225,29,42,.28)}
.buy .cta:hover{background:var(--red-ink)}
.buy .cta svg{width:20px;height:20px;flex:none}
.buy .cta .en{font-family:var(--en);letter-spacing:.02em}

/* ---- section ---- */
.sec-h{font-family:var(--en);font-weight:800;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:34px 0 12px;display:flex;align-items:center;gap:10px}
.sec-h::after{content:"";flex:1;height:1px;background:var(--line)}

/* ---- checkout ---- */
.co{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);overflow:hidden}
.co-h{padding:16px 22px;border-bottom:1px solid var(--line-2);display:flex;align-items:center;gap:10px}
.co-h .noacc{margin-left:auto;font-size:11.5px;background:var(--ok-wash);color:var(--ok);font-weight:700;padding:4px 11px;border-radius:99px}
.co-h b{font-size:15.5px}
.co-b{padding:22px;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:24px}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:13px 14px}
.f{display:flex;flex-direction:column;gap:6px}
.f.c2{grid-column:span 2}
.f label{font-size:12.5px;font-weight:600;color:var(--ink)}
.f input,.f select{height:46px;border:1.5px solid var(--line);border-radius:11px;padding:0 13px;font-family:var(--th);font-size:14.5px;background:#fff;width:100%}
.f input:focus,.f select:focus{outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(14,27,46,.08)}
.f.err input{border-color:var(--red)}
/* สรุปคำสั่งซื้อ */
.summary{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:18px;height:max-content}
.summary h4{margin:0 0 14px;font-size:14px}
.sr{display:flex;justify-content:space-between;align-items:center;font-size:13.5px;padding:7px 0;color:var(--ink)}
.sr .m{color:var(--muted)}
.sr.total{border-top:1px dashed var(--line);margin-top:6px;padding-top:12px;font-size:16px;font-weight:800}
.sr.total .v{font-family:var(--en);color:var(--navy);font-size:22px}
.ship-eta{display:flex;gap:9px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:11px;padding:11px 13px;margin:14px 0;font-size:12.5px}
.ship-eta svg{width:20px;height:20px;color:var(--blue);flex:none}
.ship-eta b{color:var(--ink)}
.pay{width:100%;display:flex;align-items:center;justify-content:center;gap:10px;background:var(--navy);color:#fff;border:0;
  border-radius:13px;padding:16px;font-weight:800;font-size:16px;cursor:pointer}
.pay:hover{background:var(--navy-2)}
.pay[disabled]{opacity:.5;cursor:not-allowed}
.pay .ms{display:inline-flex;align-items:center;gap:5px;background:#fff;color:var(--navy);font-family:var(--en);font-weight:800;font-size:11px;padding:3px 8px;border-radius:6px}
.paynote{text-align:center;font-size:11px;color:var(--muted);margin-top:10px;display:flex;gap:8px;justify-content:center;align-items:center;flex-wrap:wrap}
.paynote .cc{font-family:var(--en);font-weight:700;color:var(--ink)}

/* ---- แจ้งเตือน/สถานะ ---- */
.notice{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:22px;margin:22px 0;display:flex;gap:14px;align-items:flex-start}
.notice svg{width:26px;height:26px;flex:none}
.notice.warn{border-color:#f0dca0;background:#fff8e9}
.notice.warn svg{color:#9a7400}
.notice.err{border-color:#f3c6ca;background:#fdeef0}
.notice.err svg{color:var(--red)}
.notice.ok{border-color:#bfe6cf;background:var(--ok-wash)}
.notice.ok svg{color:var(--ok)}
.notice h3{margin:0 0 4px;font-size:16px}
.notice p{margin:0;font-size:13.5px;color:var(--muted)}

/* ---- รีวิว ---- */
.revs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.rev{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:15px}
.rev .st{color:var(--gold);font-size:13px;letter-spacing:1px}
.rev p{font-size:13px;margin:8px 0;color:var(--ink)}
.rev .who{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:7px}
.rev .av{width:24px;height:24px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:11px;font-weight:700}

/* ---- footer ---- */
.ft{background:var(--navy);color:#b8c4d6;margin-top:50px;padding:28px 0}
.ft .wrap{display:flex;gap:18px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.ft .logo-wm .nm b{color:#fff}.ft .logo-wm .tag{color:#8796ac}
.ft .badges{display:flex;gap:10px;flex-wrap:wrap}
.ft .badges span{font-size:11px;background:rgba(255,255,255,.1);padding:5px 10px;border-radius:7px;display:inline-flex;gap:6px;align-items:center}
.ft small{display:block;width:100%;font-size:11px;color:#7f8da0;margin-top:14px}

/* ---- QR / หน้าจ่าย ---- */
.paywrap{max-width:560px;margin:30px auto}
.paycard{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:26px;text-align:center}
.paycard .qrbox{display:inline-block;padding:14px;border:1px solid var(--line);border-radius:14px;background:#fff;margin:14px 0}
.paycard .qrbox img{width:230px;height:230px;object-fit:contain}
.paycard h2{margin:0 0 6px;font-size:19px}
.paycard .amt{font-family:var(--en);font-size:30px;font-weight:900;color:var(--navy);margin:6px 0}
.paycard .hint{font-size:13px;color:var(--muted);margin:10px 0 0}
.paycard .btn{display:inline-flex;align-items:center;gap:8px;margin-top:16px;background:var(--navy);color:#fff;border:0;border-radius:11px;padding:13px 22px;font-weight:700;font-size:14px;cursor:pointer;text-decoration:none}

@media (max-width:760px){
  .slide{height:290px}.slide h2{font-size:30px}.slide .th{font-size:16px}.slide .shot{width:40%;opacity:.85}
  .slide .ct{padding:0 22px}
  .pcard{grid-template-columns:1fr}
  .co-b{grid-template-columns:1fr}
  .revs{grid-template-columns:1fr}
  .fgrid{grid-template-columns:1fr}
}

/* ============================================================================
 * หน้าแรกร้าน (index.php)  —  hero + กริดสินค้า
 * ============================================================================ */
.lead{position:relative;overflow:hidden;background:var(--navy);color:#fff}
.lead-bg{position:absolute;inset:0;background:radial-gradient(120% 140% at 82% 18%,#3b6fe0,#12294d 58%,#0a1728);opacity:.98}
.lead-bg:after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;filter:blur(12px);opacity:.22;background:#ffd36b;right:-120px;top:-120px}
.lead-ct{position:relative;z-index:2;padding:48px 16px 52px;text-align:center}
.lead-kf{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);padding:5px 14px;border-radius:99px;font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.lead h1{font-family:var(--en);font-weight:900;font-size:46px;line-height:1;letter-spacing:-.02em;margin:16px 0 0;text-shadow:0 2px 24px rgba(0,0,0,.25)}
.lead-th{font-size:18px;font-weight:700;margin:12px 0 0}
.lead-sub{font-size:13px;opacity:.9;margin:8px auto 0;max-width:520px}
.lead-cta{display:inline-flex;align-items:center;gap:8px;margin-top:22px;background:#fff;color:var(--navy);font-weight:800;font-size:14px;padding:12px 24px;border-radius:12px;text-decoration:none;letter-spacing:.02em}

.catwrap{padding:26px 0 44px}
.cat-h{display:flex;align-items:baseline;gap:10px;margin:0 0 16px}
.cat-h h2{font-family:var(--en);font-weight:800;font-size:22px;margin:0;color:var(--ink)}
.cat-n{font-size:12.5px;color:var(--muted);font-weight:600}
.cat-empty{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:40px 16px;text-align:center;color:var(--muted)}

.cgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.citem{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;text-decoration:none;color:inherit;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}
.citem:hover{transform:translateY(-3px);box-shadow:0 6px 16px rgba(15,25,45,.1),0 18px 44px rgba(15,25,45,.12)}
.citem-img{position:relative;aspect-ratio:1/1;background:var(--line-2);display:grid;place-items:center;overflow:hidden}
.citem-img img{width:100%;height:100%;object-fit:cover}
.citem-img.noimg:after,.citem-ph{content:"";display:block;width:100%;height:100%;background:linear-gradient(135deg,var(--line-2),var(--line))}
.citem-off{position:absolute;top:8px;left:8px;z-index:2;background:var(--red);color:#fff;font-family:var(--en);font-weight:800;font-size:12px;padding:3px 8px;border-radius:7px}
.citem-b{padding:11px 12px 13px;display:flex;flex-direction:column;gap:5px;flex:1}
.citem-t{font-size:13.5px;line-height:1.4;font-weight:600;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:38px}
.citem-p{display:flex;align-items:baseline;gap:7px;margin-top:auto}
.citem-p .now{font-family:var(--en);font-weight:800;font-size:18px;color:var(--red-ink)}
.citem-p .was{font-size:12.5px;color:var(--faint);text-decoration:line-through}
.citem-s{font-size:11.5px;color:var(--muted)}

@media(max-width:860px){.cgrid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}}
@media(max-width:560px){
  .cgrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .lead h1{font-size:34px}.lead-ct{padding:36px 16px 40px}
  .citem-p .now{font-size:16px}
}