:root{
    --pink:#FFB7C5; --pink-d:#F08CA3; --lilac:#C3B1E1; --lilac-d:#9C86C8; --butter:#FFF1A8; --butter-d:#F2D66B;
    --ink:#4A3F5C; --ink-soft:#7A6F8C; --card:#FFFFFFD9; --line:#FFFFFF; --ok:#5BC98F; --bad:#E5738B;
    --shadow:0 6px 0 #00000014, 0 14px 30px #9C86C833;
    --radius:20px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:'Kanit',system-ui,sans-serif;color:var(--ink);line-height:1.6;background:#FFF6FA;overflow-x:hidden}
  img{max-width:100%}
  a{color:inherit}
  .wrap{width:min(1120px,100% - 32px);margin-inline:auto}

  /* พื้นหลังท้องฟ้าพาสเทลเคลื่อนไหวเบา ๆ */
  .sky{position:fixed;inset:0;z-index:-1;background:linear-gradient(180deg,#FFE3EC 0%,#F3E8FF 45%,#FFF6D6 100%)}
  .cloud{position:absolute;width:140px;height:44px;background:#fff;border-radius:44px;opacity:.75;animation:drift linear infinite;box-shadow:42px -18px 0 4px #fff, 84px 4px 0 -2px #fff}
  .cloud:nth-child(1){top:12%;left:-200px;animation-duration:70s}
  .cloud:nth-child(2){top:34%;left:-300px;animation-duration:95s;animation-delay:-30s;transform:scale(.7)}
  .cloud:nth-child(3){top:62%;left:-220px;animation-duration:80s;animation-delay:-55s;transform:scale(1.1)}
  @keyframes drift{to{transform:translateX(calc(100vw + 420px))}}
  .petal{position:absolute;width:10px;height:10px;background:var(--pink);opacity:.7;top:-20px;animation:fall linear infinite;image-rendering:pixelated}
  @keyframes fall{to{transform:translate(60px,110vh) rotate(180deg)}}
  @media (prefers-reduced-motion:reduce){.cloud,.petal{animation:none}}

  /* แถบเมนู */
  .nav{position:sticky;top:0;z-index:20;background:#FFFFFFCC;backdrop-filter:blur(10px);border-bottom:3px solid var(--pink)}
  .nav .wrap{display:flex;align-items:center;gap:16px;padding:10px 0}
  .brand{font-family:'Press Start 2P',monospace;font-size:13px;text-decoration:none;color:var(--pink-d);display:flex;align-items:center;gap:8px;white-space:nowrap}
  .brand i{display:inline-block;width:22px;height:22px;background:linear-gradient(135deg,var(--pink),var(--lilac));border:3px solid var(--ink);border-radius:5px;image-rendering:pixelated}
  .menu{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap;justify-content:flex-end}
  .menu a{text-decoration:none;font-weight:500;padding:6px 14px;border-radius:999px;transition:.15s}
  .menu a:hover{background:var(--butter)}
  .menu a.cta{background:var(--pink);color:#fff;box-shadow:0 3px 0 var(--pink-d)}
  .menu a.cta:hover{background:var(--pink-d)}

  /* Hero */
  .hero{padding:72px 0 56px;text-align:center}
  .logo{font-family:'Press Start 2P',monospace;font-size:clamp(26px,6vw,52px);line-height:1.3;color:#fff;text-shadow:3px 3px 0 var(--pink-d),6px 6px 0 var(--lilac-d);letter-spacing:1px}
  .logo small{display:block;font-size:.4em;color:var(--butter);text-shadow:2px 2px 0 var(--lilac-d);margin-top:10px}
  .tag{margin:20px auto 0;max-width:640px;color:var(--ink-soft);font-size:18px}
  .ipbox{margin:30px auto 0;display:flex;gap:10px;align-items:stretch;justify-content:center;flex-wrap:wrap}
  .ip{display:flex;align-items:center;gap:12px;background:#fff;border:3px solid var(--ink);border-radius:var(--radius);padding:12px 20px;box-shadow:0 5px 0 var(--lilac)}
  .ip code{font-family:'Press Start 2P',monospace;font-size:clamp(11px,2.6vw,15px);color:var(--ink)}
  .btn{font:inherit;font-weight:600;cursor:pointer;border:3px solid var(--ink);border-radius:var(--radius);padding:12px 22px;background:var(--butter);color:var(--ink);box-shadow:0 5px 0 var(--butter-d);transition:transform .1s, box-shadow .1s;text-decoration:none;display:inline-flex;align-items:center;gap:8px}
  .btn:hover{transform:translateY(-2px)}
  .btn:active{transform:translateY(3px);box-shadow:0 2px 0 var(--butter-d)}
  .btn.pink{background:var(--pink);box-shadow:0 5px 0 var(--pink-d)}
  .btn.lilac{background:var(--lilac);box-shadow:0 5px 0 var(--lilac-d)}
  .btn.ghost{background:#fff;box-shadow:0 5px 0 #E6DDF2}
  .status{margin-top:18px;display:inline-flex;align-items:center;gap:10px;background:#fff;border:2px solid var(--line);border-radius:999px;padding:6px 16px;box-shadow:var(--shadow);font-weight:500}
  .dot{width:12px;height:12px;border-radius:50%;background:#bbb}
  .dot.on{background:var(--ok);box-shadow:0 0 0 4px #5BC98F44;animation:pulse 2s infinite}
  .dot.off{background:var(--bad)}
  @keyframes pulse{50%{box-shadow:0 0 0 8px #5BC98F11}}
  .social{margin-top:22px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

  /* ส่วนทั่วไป */
  section{padding:56px 0}
  .head{text-align:center;margin-bottom:32px}
  .head h2{font-size:clamp(26px,4vw,36px);font-weight:700;color:var(--ink)}
  .head h2 span{background:linear-gradient(transparent 62%,var(--butter) 62%);padding:0 6px}
  .head p{color:var(--ink-soft);margin-top:6px}
  .grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
  .card{background:var(--card);border:3px solid #fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);transition:.2s}
  .card:hover{transform:translateY(-4px) rotate(-.4deg)}
  .ico{width:60px;height:60px;border-radius:16px;display:grid;place-items:center;font-size:30px;border:3px solid var(--ink);margin-bottom:12px;box-shadow:0 4px 0 #0000001a}
  .card h3{font-size:19px;margin-bottom:4px}
  .card p{color:var(--ink-soft);font-size:15px}
  .c1 .ico{background:var(--pink)} .c2 .ico{background:var(--lilac)} .c3 .ico{background:var(--butter)}
  .c4 .ico{background:#BDE8D8} .c5 .ico{background:#BFDDF7} .c6 .ico{background:#FFD3B8}

  /* ร้านค้า */
  .store{background:linear-gradient(180deg,#FFFFFF00,#FFFFFFAA 20%,#FFFFFFAA 80%,#FFFFFF00)}
  .cats{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
  .cat{background:#fff;border:3px solid var(--ink);border-radius:var(--radius);padding:20px;text-align:center;box-shadow:0 5px 0 var(--lilac)}
  .cat b{display:block;font-size:34px}
  .cat h3{margin:6px 0 2px}
  .cat p{font-size:14px;color:var(--ink-soft)}
  .note{max-width:720px;margin:24px auto 0;text-align:center;color:var(--ink-soft);font-size:14px}
  .cta-row{text-align:center;margin-top:26px}

  /* ขั้นตอน */
  .steps{counter-reset:s;display:grid;gap:16px;max-width:760px;margin-inline:auto}
  .step{counter-increment:s;display:flex;gap:16px;align-items:flex-start;background:var(--card);border:3px solid #fff;border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
  .step::before{content:counter(s);flex:none;width:40px;height:40px;border-radius:12px;background:var(--pink);color:#fff;font-family:'Press Start 2P',monospace;font-size:14px;display:grid;place-items:center;border:3px solid var(--ink)}
  .step b{display:block}
  .step p{color:var(--ink-soft);font-size:15px}

  /* FAQ */
  .faq{max-width:820px;margin-inline:auto;display:grid;gap:12px}
  details{background:var(--card);border:3px solid #fff;border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
  summary{cursor:pointer;list-style:none;padding:16px 20px;font-weight:600;display:flex;justify-content:space-between;gap:12px}
  summary::-webkit-details-marker{display:none}
  summary::after{content:'+';font-family:'Press Start 2P',monospace;color:var(--pink-d)}
  details[open] summary::after{content:'−'}
  details[open] summary{background:var(--butter)}
  details div{padding:14px 20px 18px;color:var(--ink-soft)}
  details div p+p{margin-top:8px}
  .todo{display:inline-block;background:#FFD3B8;color:#8A4B2A;border-radius:6px;padding:0 8px;font-size:13px;font-weight:600}

  /* ท้ายเว็บ */
  footer{background:var(--ink);color:#EDE6F7;padding:40px 0 28px;margin-top:40px;border-top:6px solid var(--pink)}
  footer .cols{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
  footer h4{color:var(--butter);margin-bottom:8px}
  footer a{color:#fff;text-underline-offset:3px}
  footer small{display:block;margin-top:24px;color:#B7AACB;text-align:center;font-size:13px}

  /* Toast */
  .toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,120px);background:var(--ink);color:#fff;padding:12px 22px;border-radius:999px;border:3px solid var(--pink);font-weight:600;transition:transform .3s;z-index:50;box-shadow:var(--shadow)}
  .toast.show{transform:translate(-50%,0)}

  @media (max-width:720px){
    .menu{display:none}
    .nav .wrap{justify-content:space-between}
    .menu.open{display:flex;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:12px 16px;border-bottom:3px solid var(--pink)}
    .burger{display:block}
    .hero{padding:48px 0 32px}
  }
  .burger{display:none;font-family:inherit;font-size:22px;background:none;border:0;cursor:pointer;color:var(--ink)}

  /* ===== เพิ่มสำหรับหน้าระบบ / กลุ่มจุดเด่น ===== */
  .group{margin-top:34px}
  .group>h3{font-size:22px;margin-bottom:14px;display:flex;align-items:center;gap:10px}
  .group>h3 small{font-weight:400;color:var(--ink-soft);font-size:14px}
  a.card{display:block;text-decoration:none;color:inherit;position:relative}
  a.card .more{display:inline-block;margin-top:10px;font-weight:600;color:var(--pink-d);font-size:14px}
  a.card:hover .more{text-decoration:underline}
  .badge{position:absolute;top:14px;right:14px;background:var(--butter);border:2px solid var(--ink);border-radius:999px;padding:0 10px;font-size:12px;font-weight:600}
  .badge.soon{background:#FFD3B8}
  .crumb{padding:22px 0 0;font-size:14px;color:var(--ink-soft)}
  .crumb a{color:var(--pink-d);font-weight:500}
  .sys-hero{padding:24px 0 8px;display:grid;gap:22px;grid-template-columns:auto 1fr;align-items:center}
  .sys-hero .ico{width:96px;height:96px;font-size:50px;margin:0;border-radius:24px}
  .sys-hero h1{font-size:clamp(28px,5vw,42px);line-height:1.2}
  .sys-hero p{color:var(--ink-soft);font-size:18px;margin-top:6px}
  .sys-hero .badge{position:static;display:inline-block;margin-top:8px}
  .layout{display:grid;gap:24px;grid-template-columns:minmax(0,1fr) 300px;margin-top:26px;align-items:start}
  .panel{background:var(--card);border:3px solid #fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
  .panel+.panel{margin-top:20px}
  .panel h2{font-size:22px;margin-bottom:10px;display:flex;align-items:center;gap:8px}
  .panel h2::before{content:'';width:10px;height:22px;border-radius:4px;background:var(--pink)}
  .panel p{color:var(--ink-soft)}
  .panel p+p{margin-top:8px}
  .ul{list-style:none;display:grid;gap:8px}
  .ul li{padding-left:28px;position:relative;color:var(--ink-soft)}
  .ul li::before{content:'✦';position:absolute;left:4px;color:var(--pink-d)}
  .ol{display:grid;gap:12px;counter-reset:o}
  .ol .st{display:flex;gap:14px;align-items:flex-start;counter-increment:o}
  .ol .st::before{content:counter(o);flex:none;width:34px;height:34px;border-radius:10px;background:var(--lilac);border:3px solid var(--ink);color:#fff;font-family:'Press Start 2P',monospace;font-size:11px;display:grid;place-items:center}
  .ol .st b{display:block}
  .ol .st span{color:var(--ink-soft);font-size:15px}
  .cmds{display:grid;gap:8px}
  .cmd{display:flex;gap:12px;align-items:baseline;flex-wrap:wrap;background:#FFF6FA;border:2px dashed var(--lilac);border-radius:12px;padding:8px 12px}
  .cmd code{font-family:'Press Start 2P',monospace;font-size:11px;color:var(--ink);background:var(--butter);padding:4px 8px;border-radius:6px}
  .cmd span{color:var(--ink-soft);font-size:14px}
  .gallery{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
  .shot{aspect-ratio:16/10;border-radius:14px;border:3px dashed var(--lilac);background:repeating-linear-gradient(45deg,#fff,#fff 10px,#F8F1FF 10px,#F8F1FF 20px);display:grid;place-items:center;text-align:center;color:var(--ink-soft);font-size:13px;overflow:hidden}
  .shot img{width:100%;height:100%;object-fit:cover;display:block}
  .side .panel{padding:18px}
  .facts{display:grid;gap:10px}
  .fact{display:flex;justify-content:space-between;gap:10px;border-bottom:2px dotted #E8DDF3;padding-bottom:8px}
  .fact b{color:var(--ink-soft);font-weight:500}
  .fact span{text-align:right;font-weight:600}
  .rel{display:grid;gap:8px}
  .rel a{display:flex;gap:10px;align-items:center;text-decoration:none;background:#fff;border:2px solid #F0E6FA;border-radius:12px;padding:8px 12px;font-weight:500}
  .rel a:hover{background:var(--butter)}
  .nextprev{display:flex;justify-content:space-between;gap:12px;margin-top:28px;flex-wrap:wrap}
  @media (max-width:860px){.layout{grid-template-columns:1fr}.sys-hero{grid-template-columns:1fr;text-align:center}.sys-hero .ico{margin-inline:auto}}
  /* ชิปเลือกหมวด */
  .chips{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin:0 auto 8px}
  .chip{font:inherit;font-weight:500;cursor:pointer;border:3px solid var(--ink);border-radius:999px;padding:6px 18px;background:#fff;color:var(--ink);box-shadow:0 4px 0 #E6DDF2;transition:.12s}
  .chip:hover{background:var(--butter)}
  .chip.on{background:var(--pink);color:#fff;box-shadow:0 4px 0 var(--pink-d)}
  .group[hidden]{display:none}

  /* แบนเนอร์ชูจุดเด่น */
  .spot{display:grid;gap:22px;grid-template-columns:auto 1fr;align-items:center;text-decoration:none;color:inherit;background:linear-gradient(135deg,#FFE3EC,#F3E8FF 55%,#FFF6D6);border:4px solid var(--ink);border-radius:26px;padding:24px 28px;box-shadow:0 8px 0 var(--lilac),0 18px 36px #9C86C833;margin-bottom:30px;position:relative;overflow:hidden;transition:transform .15s}
  .spot:hover{transform:translateY(-3px)}
  .spot::after{content:'';position:absolute;right:-40px;top:-40px;width:160px;height:160px;border-radius:50%;background:#FFFFFF66}
  .spot .big{font-size:64px;width:110px;height:110px;border-radius:28px;display:grid;place-items:center;background:var(--butter);border:4px solid var(--ink);box-shadow:0 6px 0 var(--butter-d)}
  .spot .kick{display:inline-block;background:var(--pink);color:#fff;border:2px solid var(--ink);border-radius:999px;padding:0 14px;font-size:13px;font-weight:700;margin-bottom:6px}
  .spot h3{font-size:clamp(24px,4vw,34px);line-height:1.2}
  .spot p{color:var(--ink-soft);margin-top:4px}
  .spot .pills{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
  .spot .pills span{background:#fff;border:2px solid var(--lilac);border-radius:999px;padding:2px 12px;font-size:14px;font-weight:500}
  .spot .go{display:inline-block;margin-top:14px;font-weight:700;color:var(--pink-d)}
  @media (max-width:640px){.spot{grid-template-columns:1fr;text-align:center}.spot .big{margin-inline:auto}.spot .pills{justify-content:center}}
  /* ภาพตัวอย่าง: ภาพทรงสี่เหลี่ยมจัตุรัส (เช่น เมนูเกม) แสดงเต็มภาพ ไม่ครอบ  / คลิกเพื่อขยาย */
  .shot img{cursor:zoom-in}
  .shot.fit{background:#2B2440;border-color:#fff}
  .shot.fit img{object-fit:contain}
  .lightbox{position:fixed;inset:0;background:#1B1530E6;z-index:100;display:none;place-items:center;padding:20px;cursor:zoom-out}
  .lightbox.open{display:grid}
  .lightbox img{max-width:100%;max-height:100%;border-radius:12px;border:4px solid #fff;box-shadow:0 10px 40px #000a}
  .shot{position:relative}
  .shot .cap{position:absolute;left:0;right:0;bottom:0;padding:18px 12px 8px;background:linear-gradient(transparent,#1B1530CC);color:#fff;font-size:13px;font-weight:500;text-align:left;pointer-events:none}

  /* โลโก้รูปภาพ */
  .logo-img{line-height:0}
  .logo-img img{width:min(360px,70vw);height:auto;filter:drop-shadow(0 10px 18px #9C86C855);animation:bob 5s ease-in-out infinite}
  @keyframes bob{50%{transform:translateY(-6px)}}
  .brand img{width:44px;height:44px;object-fit:contain}
  @media (prefers-reduced-motion:reduce){.logo-img img{animation:none}}

  /* ===== นับถอยหลังวันเปิดเซิร์ฟเวอร์ ===== */
  .launch{margin:26px auto 6px;max-width:560px}
  .launch [hidden]{display:none}
  .launch-title{margin:0 0 12px;font-weight:600;font-size:17px;color:var(--ink)}
  .cd{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
  .cd div{background:#fff;border:3px solid var(--ink);border-radius:var(--radius);padding:10px 4px 8px;box-shadow:0 5px 0 var(--lilac)}
  .cd b{display:block;font-family:'Press Start 2P',monospace;font-size:clamp(18px,5vw,30px);line-height:1.4;color:var(--pink-d)}
  .cd span{font-size:13px;color:var(--ink-soft)}
  .launch-open{margin:0;padding:14px 18px;background:var(--butter);border:3px solid var(--ink);border-radius:var(--radius);box-shadow:0 5px 0 var(--butter-d);font-weight:600;font-size:18px;color:var(--ink)}
  @media (max-width:420px){.cd{gap:6px}.cd span{font-size:12px}}

/* สปอตไลต์ระบบพืชกลายพันธุ์ (มีรูปด้านขวา) */
.spot.spot-img{grid-template-columns:auto 1fr minmax(220px,340px);margin-top:18px;background:linear-gradient(135deg,#E6FFEF,#F3E8FF 55%,#FFF6D6)}
.spot.spot-img .big{background:#DFF8E4;box-shadow:0 6px 0 #B8E6C2}
.spot .spotimg{width:100%;height:100%;min-height:180px;max-height:260px;object-fit:cover;border:4px solid var(--ink);border-radius:20px;box-shadow:0 6px 0 var(--lilac)}
@media (max-width:900px){.spot.spot-img{grid-template-columns:auto 1fr}.spot.spot-img .spotimg{grid-column:1/-1;max-height:220px}}
@media (max-width:640px){.spot.spot-img{grid-template-columns:1fr}}

/* คลิปตัวอย่างระบบ */
.vidpanel video.promo{width:100%;display:block;aspect-ratio:16/9;background:#2B2440;border:4px solid var(--ink);border-radius:18px;box-shadow:0 6px 0 var(--lilac)}

/* แบบฟอร์มคืนยอดเติม (refund.html) */
.rform{display:grid;gap:14px}
.fld{display:grid;gap:4px}
.fld label,.chk{font-weight:500;color:var(--ink)}
.fld .req{color:var(--pink-d)}
.fld input[type=text],.fld input[type=number],.fld input[type=file],.fld textarea,#fbText{width:100%;font:inherit;color:var(--ink);background:#fff;border:3px solid var(--ink);border-radius:12px;padding:10px 14px;box-shadow:0 4px 0 var(--lilac)}
.fld input:focus,.fld textarea:focus{outline:3px solid var(--pink-d);outline-offset:2px}
.fld small{color:var(--ink-soft);font-size:13px}
.chk{display:flex;gap:10px;align-items:flex-start;cursor:pointer}
.chk input{width:20px;height:20px;margin-top:3px;flex:none;accent-color:var(--pink-d)}
.fmsg{padding:10px 14px;border-radius:12px;border:3px solid var(--ink);font-weight:500}
.fmsg.bad{background:#FFE0E6}.fmsg.ok{background:var(--butter)}
.tk{font-family:'Press Start 2P',monospace;font-size:14px;background:var(--butter);padding:4px 10px;border-radius:8px;border:2px solid var(--ink)}