/* สายส่งน้ำอำเภอกงไกรลาศ */
:root{
  --paper:#E9EDEA; --card:#F7F8F6; --ink:#16211C; --muted:#55635C;
  --line:#CCD6D0; --teal:#0C6E80; --deep:#0C3A40; --dark:#0F2A2E;
  --mint:#7FD4C1; --amber:#A5540B; --danger:#8A3B2A; --tint:#DCE8E3;
}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);
  font-family:"IBM Plex Sans Thai",system-ui,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.6}
h1,h2,h3{font-family:"Bai Jamjuree","IBM Plex Sans Thai",sans-serif;text-wrap:balance;margin:0}
a{color:var(--teal)} a:hover{color:#09505E}
button,input,select,textarea{font-family:inherit;font-size:16px}
img{max-width:100%}
.wrap{max-width:1240px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.narrow{max-width:1080px}

/* หัวเว็บ */
.top{background:var(--dark);color:#fff}
.top .wrap{display:flex;flex-wrap:wrap;gap:14px;align-items:center;padding-block:13px}
.brand{display:flex;gap:11px;align-items:center;text-decoration:none;color:#fff}
.mark{width:46px;height:46px;border-radius:10px;background:var(--teal);display:flex;align-items:center;justify-content:center;
  font-family:"Bai Jamjuree",sans-serif;font-weight:700;font-size:20px;flex-shrink:0}
.bname{font-family:"Bai Jamjuree",sans-serif;font-weight:600;font-size:18px;line-height:1.25;display:block}
.bsub{font-size:13px;color:#9FB7B5}
.top nav{margin-left:auto;display:flex;gap:4px;flex-wrap:wrap;align-items:center}
.top nav a{color:#fff;text-decoration:none;font-weight:600;padding:11px 13px;border-radius:9px}
.top nav a:hover{background:#163A3F;color:#fff}
.top nav a.cta{background:var(--teal)}

/* กล่องทั่วไป */
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;
  box-shadow:0 10px 24px rgba(16,42,46,.07)}
.dark{background:var(--dark);color:#fff;border-radius:14px;padding:20px}
.dark h2,.dark h3{color:#fff}
.muted{color:var(--muted)}
.small{font-size:14px}
.num{font-variant-numeric:tabular-nums}
.row{display:flex;flex-wrap:wrap;gap:16px}
.grow{flex:999 1 420px;min-width:0}
.side{flex:1 1 300px;min-width:0}
.grid{display:grid;gap:16px}
.g-auto{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.sp{display:flex;justify-content:space-between;gap:10px;align-items:baseline}

/* ปุ่ม */
.btn{display:inline-flex;gap:8px;align-items:center;justify-content:center;border:none;cursor:pointer;
  background:var(--teal);color:#fff;font-weight:600;font-size:16px;padding:13px 20px;border-radius:10px;
  min-height:48px;text-decoration:none;transition:filter .14s ease-out,transform .12s ease-out}
.btn:hover{filter:brightness(.96);color:#fff}
.btn:active{transform:translateY(1px) scale(.99)}
.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.mint{background:var(--mint);color:#0A2A2E}
.btn.block{width:100%}
.btn[disabled]{background:#E4E8E5;color:#A3ADA7;cursor:not-allowed}
.chip{border-radius:999px;padding:10px 16px;min-height:44px;font-size:16px;font-weight:600;cursor:pointer;
  background:#fff;border:1px solid #C6D2CC;color:var(--ink);text-decoration:none;display:inline-flex;align-items:center}
.chip.on{background:var(--deep);border-color:var(--deep);color:#fff}
.chip.off{background:#E4E8E5;border-color:#D5DCD8;color:#A3ADA7;cursor:not-allowed;pointer-events:none}
.pill{border-radius:9px;padding:9px 12px;min-height:44px;font-size:15px;font-weight:500;cursor:pointer;
  background:#fff;border:1px solid #C6D2CC;color:var(--ink)}
.pill.on{background:var(--teal);border-color:var(--teal);color:#fff}
.tag{font-size:13px;font-weight:600;padding:3px 10px;border-radius:999px;display:inline-block}
.tag.fab{color:var(--deep);background:var(--tint)}
.tag.mode{color:#5A3306;background:#F3E3CF}

/* ฟอร์ม */
label{font-size:15px;font-weight:600;display:block;margin-bottom:6px}
input[type=text],input[type=tel],input[type=search],input[type=password],textarea,select{
  width:100%;border:1px solid #C6D2CC;border-radius:10px;background:#fff;padding:13px 14px;min-height:48px}
textarea{line-height:1.6}
input:focus,textarea:focus,select:focus{outline:3px solid rgba(12,110,128,.25);outline-offset:1px}
.err{color:var(--danger);font-weight:600;font-size:14px;margin-top:5px}
.alert{background:#F7E6E1;border:1px solid #D9B5AA;color:var(--danger);font-weight:600;
  border-radius:10px;padding:13px 16px;margin:12px 0}
.ok{background:var(--tint);border:1px solid #BBD2C9;color:var(--deep);font-weight:600;
  border-radius:10px;padding:13px 16px;margin:12px 0}
.field.bad input,.field.bad textarea{border-color:#B5614C}

/* แถบประกาศของร้าน เขียนจากหลังบ้าน */
.notice{background:#FBE7CF;color:#5A3407;border-bottom:1px solid #E6C79C;font-weight:600}
.notice .wrap{padding-block:11px}

/* แถบเตือนตอนใส่ตะกร้า */
.toast{position:sticky;top:10px;z-index:40;display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  max-width:1240px;margin:14px auto 0;padding:12px 14px;border-radius:14px;
  background:var(--deep);color:#fff;box-shadow:0 12px 30px rgba(12,58,64,.28);animation:toastin .26s ease-out}
.toast .tick{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
  width:30px;height:30px;border-radius:50%;background:var(--mint);color:#0A2A2E;font-weight:700}
.toast .grow{flex:1 1 180px;font-weight:600}
.toast .btn{padding:9px 16px}
@keyframes toastin{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}

/* สินค้า */
.prod{display:flex;flex-direction:column;overflow:hidden;padding:0}
.prod .ph{aspect-ratio:4/3;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;
  border-bottom:1px solid #DCE4E0;background:#DEE6E1;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.45) 0 10px,rgba(255,255,255,0) 10px 20px)}
.prod .ph b{font-family:"Bai Jamjuree",sans-serif;font-size:44px;color:var(--deep);line-height:1}
.prod img{aspect-ratio:4/3;object-fit:cover;width:100%;display:block;border-bottom:1px solid #DCE4E0;background:#fff}
.prod .body{padding:18px;display:flex;flex-direction:column;gap:10px;flex-grow:1}
.price{font-family:"Bai Jamjuree",sans-serif;font-size:26px;font-weight:700;color:var(--teal)}

/* ตาราง */
table{width:100%;border-collapse:collapse}
th{text-align:left;font-weight:600;color:var(--muted);padding:12px 14px;border-bottom:1px solid #DCE4E0;font-size:15px}
td{padding:13px 14px;border-top:1px solid #DCE4E0;font-size:15px}
.scroll{overflow-x:auto}

/* ไทม์ไลน์ */
.step{display:flex;gap:14px}
.step .dot{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;background:#E4E8E5;color:var(--muted);flex-shrink:0}
.step.done .dot{background:var(--teal);color:#fff}
.step .bar{flex-grow:1;width:2px;background:#D5DCD8;margin:0 auto}
.step.done .bar{background:var(--teal)}

footer.foot{background:var(--dark);color:#fff;margin-top:36px}
footer.foot .wrap{padding-block:26px;display:flex;flex-wrap:wrap;gap:24px}
footer.foot a{color:var(--mint);text-decoration:none}

@media (max-width:820px){
  .bento{grid-template-columns:minmax(0,1fr)!important}
  .bento>*{grid-column:auto!important}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}