:root{
  --navy:#1b2a6b; --navy2:#0f1b4d; --navy3:#28409a; --gold:#c9a24a; --gold2:#e8c76f;
  --ink:#1a1f33; --mute:#5b6180; --line:#e3e6f0; --bg:#f5f6fa; --card:#ffffff; --ok:#1f9d55; --err:#c0392b;
}
@media (prefers-color-scheme: dark){
  :root{ --ink:#eef0f8; --mute:#aab1cc; --line:#2a3152; --bg:#0d1430; --card:#161e40; --navy3:#3450b8; }
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Prompt","Leelawadee UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.15}
h2{font-size:1.6rem;font-weight:600;color:var(--navy);}
@media (prefers-color-scheme: dark){ h2{color:var(--gold2)} }
.sub{color:var(--mute);margin:.25rem 0 1.2rem;font-family:"Sarabun",sans-serif}
.kicker{font-size:.8rem;letter-spacing:.08em;color:var(--gold);font-weight:600;text-transform:uppercase}
.hidden{display:none !important}

/* top bar */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.55rem 1rem;background:var(--navy);color:#fff;box-shadow:0 2px 12px rgba(0,0,0,.18)}
.top .brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;font-weight:600}
.top .brand img{width:38px;height:auto;background:#fff;border-radius:50%;padding:2px}
.top .call{text-decoration:none;background:var(--gold);color:var(--navy2);font-weight:700;padding:.45rem .85rem;border-radius:999px;white-space:nowrap;font-size:.95rem}

main{max-width:1040px;margin:0 auto;padding:0 1rem 3rem}

/* hero */
.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:1.5rem;align-items:center;padding:2.2rem 0 1.5rem}
.hero h1{font-size:2.3rem;font-weight:700;color:var(--navy);margin:.4rem 0 .6rem}
.hero h1 span{color:var(--gold);}
@media (prefers-color-scheme: dark){ .hero h1{color:#fff} }
.lead{font-size:1.05rem;color:var(--mute);font-family:"Sarabun",sans-serif;margin-bottom:1.1rem}
.hero-art{display:flex;justify-content:center}
.tile{background:#fff;border-radius:22px;padding:.6rem;box-shadow:0 18px 40px rgba(15,27,77,.18);border:1px solid var(--line)}
.tile img{max-height:440px;width:auto;border-radius:16px;display:block}
.trust{list-style:none;margin-top:1.2rem;display:flex;flex-wrap:wrap;gap:.4rem .9rem;font-size:.86rem;color:var(--mute);font-family:"Sarabun",sans-serif}
.trust li::before{content:"✓ ";color:var(--ok);font-weight:700}

.cta{display:flex;flex-wrap:wrap;gap:.6rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.7rem 1.2rem;border-radius:999px;font-weight:600;text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:inherit;font-size:1rem;transition:transform .08s ease}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn.primary:hover{background:var(--navy3);border-color:var(--navy3)}
.btn.ghost{background:transparent;color:var(--navy);border-color:var(--navy)}
@media (prefers-color-scheme: dark){ .btn.ghost{color:#fff;border-color:#fff} .btn.primary{background:var(--gold);color:var(--navy2);border-color:var(--gold)} .btn.primary:hover{background:var(--gold2);border-color:var(--gold2)} }
.btn.big{width:100%;padding:.95rem;font-size:1.1rem;margin-top:.6rem}

/* blocks */
.block{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:1.4rem 1.2rem;margin:1.2rem 0;box-shadow:0 6px 24px rgba(15,27,77,.06)}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.card.new{grid-column:1 / -1;display:grid;grid-template-columns:190px 1fr;grid-template-rows:auto auto auto;column-gap:1.2rem;align-items:center;border:2px solid var(--gold)}
.card.new .pic{grid-row:1 / 4}
.card.new h3{white-space:nowrap}
.card.new .pic{flex:0 0 190px;height:190px}
.card.new h3{font-size:1.2rem}
.card.new>div:not(.pic),.card.new>h3,.card.new>p,.card.new>.price{min-width:0}
.card.new .pic img{max-height:160px}
.tag{display:inline-block;background:#c0392b;color:#fff;border-radius:999px;padding:.05rem .5rem;font-size:.7rem;font-weight:600}
@media (max-width:720px){ .card.new{display:flex;flex-direction:column} .card.new .pic{flex:0 0 auto;height:230px} .card.new h3{white-space:normal} }
.card{border:1px solid var(--line);border-radius:14px;padding:1rem;display:flex;flex-direction:column;gap:.5rem;background:var(--bg)}
.card .pic{height:230px;display:flex;align-items:center;justify-content:center;background:#fff;border-radius:12px;border:1px solid var(--line);overflow:hidden}
.card .pic img{max-height:230px;width:auto}
.card h3{font-size:1.1rem;color:var(--navy)}
@media (prefers-color-scheme: dark){ .card h3{color:#fff} }
.card h3 small{display:block;font-weight:400;color:var(--mute);font-size:.85rem}
.card p{font-size:.92rem;color:var(--mute);font-family:"Sarabun",sans-serif}
.price{margin-top:auto;font-weight:700;color:var(--gold);font-size:1.05rem}
.features{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:.5rem .9rem;margin-top:1.1rem;font-size:.95rem;font-family:"Sarabun",sans-serif}
.features li::before{content:"●";color:var(--gold);margin-right:.45rem;font-size:.6rem;vertical-align:middle}
.note{font-size:.78rem;color:var(--mute);margin-top:.9rem;font-family:"Sarabun",sans-serif}

/* agent */
.agent-card{display:flex;gap:1.2rem;align-items:center}
.agent-logo{width:120px;height:auto;flex:none;background:#fff;border-radius:50%;padding:6px}
.agent .who{font-size:1.05rem;font-weight:500;margin:.15rem 0 .1rem}
.agent .addr{color:var(--mute);font-family:"Sarabun",sans-serif;margin-bottom:.8rem}
.agent-why{margin-top:1.1rem;padding:.9rem 1rem;border-left:4px solid var(--gold);background:var(--bg);border-radius:0 10px 10px 0;font-family:"Sarabun",sans-serif;color:var(--mute)}

/* map */
.mapbox{height:320px;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#dfe3ee}
.mapbox .maplibregl-ctrl-attrib{font-size:10px}
.map-actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:.8rem}
.delivery{margin-top:1.1rem;padding:.9rem 1rem;border-radius:12px;background:var(--bg);border:1px dashed var(--gold)}
.delivery h3{font-size:1rem;color:var(--navy);margin-bottom:.2rem}
@media (prefers-color-scheme: dark){ .delivery h3{color:var(--gold2)} }
.delivery p{font-family:"Sarabun",sans-serif;color:var(--mute)}
.pin{width:34px;height:34px;border-radius:50% 50% 50% 0;background:var(--gold);border:3px solid #fff;transform:rotate(-45deg);box-shadow:0 4px 10px rgba(0,0,0,.35)}
.pin::after{content:"";position:absolute;inset:8px;border-radius:50%;background:var(--navy)}

/* form */
fieldset{border:1px solid var(--line);border-radius:12px;padding:1rem;margin-bottom:1rem}
legend{padding:0 .4rem;font-weight:600;color:var(--navy)}
@media (prefers-color-scheme: dark){ legend{color:var(--gold2)} }
label{display:block;font-size:.95rem;margin-top:.6rem}
input[type=text],input[type=tel],input[type=number],input:not([type]),select,textarea{width:100%;margin-top:.25rem;padding:.65rem .75rem;border:1px solid var(--line);border-radius:10px;font:inherit;font-size:1rem;background:var(--card);color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--navy3);outline-offset:1px}
.qty-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.55rem 0;border-bottom:1px solid var(--line)}
.qty-row:last-of-type{border-bottom:0}
.qty-row label{margin:0;flex:1}
.qty-row label small{display:block;color:var(--mute);font-size:.8rem}
.stepper{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;overflow:hidden;flex:none}
.stepper button{width:42px;height:42px;border:0;background:var(--bg);color:var(--navy);font-size:1.3rem;cursor:pointer;font-family:inherit}
.stepper input{width:64px;height:42px;margin:0;border:0;border-radius:0;text-align:center;padding:0;font-weight:600;-moz-appearance:textfield}
.stepper input::-webkit-outer-spin-button,.stepper input::-webkit-inner-spin-button{-webkit-appearance:none}
.hint{font-size:.9rem;color:var(--mute);margin-top:.6rem;font-family:"Sarabun",sans-serif}
.choice label{display:flex;align-items:center;gap:.5rem;padding:.5rem .2rem;cursor:pointer}
.choice input{width:20px;height:20px;accent-color:var(--navy)}
.consent{font-size:.8rem;color:var(--mute);font-family:"Sarabun",sans-serif}
.err{color:var(--err);font-weight:500;margin-top:.5rem}
.done{text-align:center;padding:1.5rem .5rem}
.done .check{width:72px;height:72px;border-radius:50%;background:var(--ok);color:#fff;font-size:2.4rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}
.done h3{font-size:1.4rem;color:var(--navy);margin-bottom:.4rem}
@media (prefers-color-scheme: dark){ .done h3{color:#fff} }
.done p{margin-bottom:.5rem;font-family:"Sarabun",sans-serif}
.done .btn{margin-top:.8rem}

/* pay */
.pay-grid{display:grid;grid-template-columns:260px 1fr;gap:1.2rem;align-items:start}
.qr-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:.8rem;text-align:center}
.qr-card img{width:100%;max-width:230px;margin:0 auto}
.qr-cap{font-size:.9rem;margin-top:.5rem;color:#1a1f33;font-family:"Sarabun",sans-serif}
.qr-cap small{display:block;color:#5b6180;font-size:.78rem;margin-top:.3rem}
.acct-row{display:flex;align-items:center;gap:.7rem;padding:.7rem .9rem;border:1px solid var(--line);border-radius:12px;margin-bottom:.6rem;background:var(--bg);flex-wrap:wrap}
.acct-l{color:var(--mute);font-size:.9rem;min-width:7.5rem}
.acct-v{font-weight:700;font-size:1.25rem;letter-spacing:.03em;color:var(--navy)}
@media (prefers-color-scheme: dark){ .acct-v{color:var(--gold2)} }
.copy{margin-left:auto;border:1px solid var(--navy);background:transparent;color:var(--navy);border-radius:999px;padding:.3rem .8rem;font:inherit;font-size:.85rem;cursor:pointer}
.copy.done{background:var(--ok);border-color:var(--ok);color:#fff}
@media (prefers-color-scheme: dark){ .copy{color:#fff;border-color:#fff} }
.acct-name{font-family:"Sarabun",sans-serif;margin:.2rem 0 .4rem}
.slip{margin-top:1.3rem;padding:1rem;border:1px dashed var(--line);border-radius:12px}
.slip h3{font-size:1.05rem;color:var(--navy);margin-bottom:.2rem}
@media (prefers-color-scheme: dark){ .slip h3{color:var(--gold2)} }
.slip .two{display:grid;grid-template-columns:1fr 1fr;gap:.8rem}
.slip input[type=file]{width:100%;margin-top:.25rem;padding:.5rem;border:1px solid var(--line);border-radius:10px;background:var(--card);font:inherit}
.slip .btn{margin-top:.8rem}
.ok{color:var(--ok);font-weight:600;margin-top:.6rem}
@media (max-width:720px){ .pay-grid{grid-template-columns:1fr} .qr-card{max-width:300px;margin:0 auto} .slip .two{grid-template-columns:1fr} }

/* chat */
.chat-fab{position:fixed;right:16px;bottom:16px;z-index:40;border:0;border-radius:999px;background:var(--gold);color:var(--navy2);font:inherit;font-weight:700;font-size:1rem;padding:.75rem 1.1rem;box-shadow:0 8px 24px rgba(0,0,0,.25);cursor:pointer;display:flex;align-items:center;gap:.4rem}
.chat-sheet{position:fixed;right:16px;bottom:16px;z-index:50;width:min(380px,calc(100vw - 32px));height:min(560px,calc(100vh - 32px));background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 16px 48px rgba(0,0,0,.3);display:flex;flex-direction:column;overflow:hidden}
.chat-head{display:flex;align-items:center;gap:.6rem;padding:.7rem .8rem;background:var(--navy);color:#fff}
.chat-head img{width:36px;height:36px;border-radius:50%;background:#fff;padding:2px}
.chat-head div{flex:1;line-height:1.15}.chat-head small{display:block;font-size:.72rem;color:#c9cee6;font-family:"Sarabun",sans-serif}
.chat-head button{border:0;background:transparent;color:#fff;font-size:1.1rem;cursor:pointer;padding:.3rem .5rem}
.chat-log{flex:1;overflow-y:auto;padding:.7rem;display:flex;flex-direction:column;gap:.4rem;background:var(--bg)}
.chat-log>*{flex:none}
.msg{max-width:85%;padding:.5rem .75rem;border-radius:14px;font-size:.93rem;line-height:1.4;white-space:pre-wrap;font-family:"Sarabun",sans-serif}
.msg.visitor{align-self:flex-end;background:var(--navy);color:#fff;border-bottom-right-radius:4px}
.msg.auto,.msg.quin,.msg.staff{align-self:flex-start;background:var(--card);border:1px solid var(--line);border-bottom-left-radius:4px}
.chat-chips{display:flex;gap:.4rem;padding:.4rem .7rem;overflow-x:auto;background:var(--bg);border-top:1px solid var(--line)}
.chat-chips button{flex:none;border:1px solid var(--navy);background:transparent;color:var(--navy);border-radius:999px;padding:.3rem .7rem;font:inherit;font-size:.8rem;cursor:pointer}
@media (prefers-color-scheme: dark){ .chat-chips button{color:#fff;border-color:#8f97bd} }
.chat-bar{display:flex;gap:.4rem;padding:.5rem .7rem;border-top:1px solid var(--line);background:var(--card)}
.chat-bar input{flex:1;min-width:0;margin:0;padding:.6rem .75rem;border:1px solid var(--line);border-radius:999px;font:inherit;background:var(--bg);color:var(--ink)}
.chat-bar button{border:0;border-radius:999px;background:var(--navy);color:#fff;font:inherit;font-weight:600;padding:0 1.1rem;cursor:pointer}
@media (max-width:720px){ .chat-sheet{right:0;bottom:0;width:100vw;height:min(68vh,560px);border-radius:18px 18px 0 0} .chat-fab span{display:none} .chat-fab{padding:.8rem .9rem;font-size:1.2rem} }

footer{background:var(--navy2);color:#c9cee6;padding:2rem 1rem;text-align:center;font-family:"Sarabun",sans-serif}
footer img{width:80px;margin:0 auto .8rem}
footer b{color:#fff}
footer a{color:var(--gold2)}
footer .tiny{font-size:.78rem;margin-top:.6rem;color:#8f97bd}

@media (max-width:720px){
  .hero{grid-template-columns:1fr;padding-top:1.2rem;text-align:center}
  .hero .cta,.hero .trust{justify-content:center}
  .hero h1{font-size:1.9rem}
  .hero-art{order:-1}
  .tile img{max-height:300px}
  .cards{grid-template-columns:1fr}
  .features{grid-template-columns:1fr}
  .agent-card{flex-direction:column;text-align:center}
  .agent .cta{justify-content:center}
  .mapbox{height:260px}
  .top .brand span{display:none}
}

/* ===== สไตล์โปสเตอร์กวางทอง (18 ต.ค. 69) ===== */
.hero.poster{position:relative;margin:0 -1rem;padding:2.4rem 1.2rem 2rem;background:#dff0ff url("img/hero-bg.jpg?v=7") center/cover no-repeat;border-radius:0 0 28px 28px;overflow:hidden}
.hero.poster::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,0) 60%,rgba(255,255,255,.55) 100%);pointer-events:none}
.hero.poster>*{position:relative;z-index:1}
.hero.poster .kicker{color:var(--navy);background:rgba(255,255,255,.75);display:inline-block;padding:.25rem .7rem;border-radius:999px;font-size:.78rem;margin-bottom:.5rem}
.hero.poster h1{font-size:2.6rem;line-height:1.05;margin:.7rem 0 .6rem}
.h-navy{color:var(--navy);text-shadow:0 2px 0 #fff,0 6px 18px rgba(255,255,255,.8)}
.h-gold{display:inline-block;font-size:1.25em;background:linear-gradient(180deg,#f7e08a 0%,#d9a93c 45%,#b7801c 100%);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 2px 0 #fff) drop-shadow(0 6px 14px rgba(120,80,0,.25))}
.hero.poster .lead{color:#243055;font-weight:500;text-shadow:0 1px 0 #fff}
.hero.poster .trust{color:#243055}
.hero.poster .trust li{background:rgba(255,255,255,.7);padding:.2rem .6rem;border-radius:999px}
.hero.poster .btn.ghost{background:rgba(255,255,255,.85)}
.hero.poster .hero-art img{max-height:460px;width:auto;filter:drop-shadow(0 22px 26px rgba(15,27,77,.35))}
@media (prefers-color-scheme: dark){ .hero.poster .btn.primary{background:var(--navy);color:#fff;border-color:var(--navy)} .hero.poster .btn.ghost{color:var(--navy);border-color:var(--navy)} }

.gold-title{display:flex;align-items:baseline;flex-wrap:wrap;gap:.3rem .8rem;margin-bottom:1rem;font-size:1.75rem;font-weight:700;background:linear-gradient(180deg,#e8c76f,#b7801c);-webkit-background-clip:text;background-clip:text;color:transparent}
.gold-title small{font-size:.9rem;font-weight:400;color:var(--mute);-webkit-text-fill-color:var(--mute)}
.gold-title::before{content:"";width:6px;height:1.3em;background:linear-gradient(180deg,#e8c76f,#b7801c);border-radius:3px;align-self:center}

.feat{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.feat li{display:flex;align-items:center;gap:.7rem;padding:.6rem .8rem .6rem .6rem;border:1px solid var(--line);border-radius:999px;background:var(--bg)}
.feat .num{width:34px;height:34px;flex:none;border-radius:50%;background:linear-gradient(180deg,#f3d98a,#c9a24a);color:var(--navy2);font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:inset 0 -2px 0 rgba(0,0,0,.12)}
.ico{width:46px;height:46px;flex:none;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;border:3px solid #fff;box-shadow:0 3px 10px rgba(15,27,77,.25)}
.ico svg{width:24px;height:24px}
.ico.big{width:64px;height:64px;margin:0 auto .5rem}.ico.big svg{width:32px;height:32px}
.feat b{display:block;font-size:.98rem;color:var(--ink);line-height:1.2}.feat small{display:block;color:var(--mute);font-size:.8rem;font-family:"Sarabun",sans-serif;line-height:1.25}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem}
.step{text-align:center;padding:1rem .8rem;border:1px solid var(--line);border-radius:14px;background:var(--bg)}
.step b{display:block;color:var(--navy);font-size:1.05rem;margin-bottom:.3rem}
@media (prefers-color-scheme: dark){ .step b{color:var(--gold2)} }
.step p{font-size:.86rem;color:var(--mute);font-family:"Sarabun",sans-serif}
.proof{display:grid;grid-template-columns:1.1fr 1fr;gap:1rem;align-items:center;margin-top:1rem;padding:.8rem;border-radius:14px;background:var(--bg);border:1px solid var(--line)}
.proof img{width:100%;border-radius:10px;aspect-ratio:4/3;object-fit:cover}
.proof b{display:block;color:var(--navy);font-size:1.05rem;margin-bottom:.2rem}
@media (prefers-color-scheme: dark){ .proof b{color:var(--gold2)} }
.proof p{font-family:"Sarabun",sans-serif;color:var(--mute);font-size:.92rem}
.proof .safety{margin-top:.6rem;padding:.5rem .7rem;border-radius:10px;background:#fff6d6;color:#6b4e00;font-size:.84rem}

.agent.plantation{position:relative;overflow:hidden;color:#fff;border:0;background:#132046 url("img/about-bg.jpg?v=7") center/cover no-repeat}
.agent.plantation::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,27,77,.92) 0%,rgba(15,27,77,.78) 55%,rgba(15,27,77,.55) 100%)}
.agent.plantation>*{position:relative;z-index:1}
.agent.plantation h2{color:#fff}.agent.plantation .kicker{color:var(--gold2)}.agent.plantation .addr,.agent.plantation .who{color:#dfe3f3}
.agent.plantation .agent-why{background:rgba(255,255,255,.1);color:#e8ebf7;border-left-color:var(--gold2)}
.btn.gold{background:linear-gradient(180deg,#f3d98a,#c9a24a);color:var(--navy2);border-color:transparent}
.btn.ghost.light{color:#fff;border-color:#fff}

@media (max-width:720px){
  .hero.poster{padding:1.4rem 1rem 4.6rem;border-radius:0 0 22px 22px}
  .hero.poster h1{font-size:2.05rem}
  .hero.poster .hero-art img{max-height:300px}
  .feat{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .proof{grid-template-columns:1fr}
  .gold-title{font-size:1.5rem}
}

/* namecard */
.namecards figure{margin:0;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:.7rem;text-align:center}
.namecards img{width:100%;border-radius:8px;box-shadow:0 8px 22px rgba(15,27,77,.18)}
.namecards figcaption{margin-top:.5rem;font-size:.85rem;color:var(--mute);font-family:"Sarabun",sans-serif}
#namecard .cta{margin-top:1rem}

/* anchor ไม่ให้หัวข้อหลบใต้ header sticky (QC 19 ต.ค.) */
[id]{scroll-margin-top:72px}

/* ปุ่มแชทซ่อนตอน hero อยู่ในจอ (QC ข้อ 5: จอ 360 ทับข้อความ) */
.chat-fab.fab-hide{opacity:0;pointer-events:none;transform:translateY(20px)}
.chat-fab{transition:opacity .25s,transform .25s}