:root{--g1:#0b4d3a;--g2:#0f6b4f;--g3:#16a34a;--ink:#1f2a24;--mute:#6b7a72;--line:#e3ebe6;--bg:#f4f7f5}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:Prompt,system-ui,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px}

/* header */
.top{background:linear-gradient(90deg,var(--g1),var(--g2));color:#fff;position:relative;z-index:5}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px}
.logo{width:50px;height:50px;border-radius:12px;background:#fff;display:grid;place-items:center;flex:none;box-shadow:0 2px 6px rgba(0,0,0,.15)}
.logo img{width:42px;height:42px;object-fit:contain}
.brand b{display:block;font-size:20px;font-weight:600;line-height:1.2}
.brand small{display:block;font-size:12px;letter-spacing:.12em;opacity:.85}
.top-right{display:flex;align-items:center;gap:22px}
.today{font-size:14px;opacity:.95;white-space:nowrap}
.svg{display:block;flex:none}
.today{display:flex;align-items:center;gap:6px}
.me{position:relative}
.me summary{list-style:none;display:flex;align-items:center;gap:10px;cursor:pointer;padding:6px 10px 6px 6px;border-radius:40px;border-left:1px solid rgba(255,255,255,.25)}
.me summary::-webkit-details-marker{display:none}
.me summary:hover{background:rgba(255,255,255,.08)}
.avatar{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.2);display:grid;place-items:center;font-size:18px}
.me-t small{display:block;font-size:12px;opacity:.85}
.me-t b{display:block;font-size:15px;font-weight:500}
.chev{font-size:12px;transition:transform .2s}
.me[open] .chev{transform:rotate(180deg)}
.menu{position:absolute;right:0;top:calc(100% + 8px);background:#fff;color:var(--ink);border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.15);min-width:220px;padding:6px;z-index:10}
.menu a{display:flex;gap:10px;align-items:center;padding:10px 12px;border-radius:8px;font-size:14px}
.menu a:hover{background:var(--bg)}
.menu .svg{color:var(--g2)}

/* hero */
.hero{position:relative;padding:58px 0 104px;text-align:center;background:#dfe9e3 url(../assets/hero.jpg) center 62%/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.92) 0%,rgba(255,255,255,.78) 35%,rgba(255,255,255,.35) 70%,rgba(255,255,255,.15) 100%),linear-gradient(180deg,rgba(255,255,255,0) 55%,var(--bg) 100%)}
.hero .wrap{position:relative}
.hero h1{margin:0;font-size:40px;font-weight:700;color:var(--g1);text-shadow:0 1px 0 rgba(255,255,255,.6)}
.hero p{margin:8px 0 14px;font-size:18px;color:#3d4b44}
.bar{display:inline-block;width:72px;height:4px;border-radius:4px;background:var(--g3)}

/* cards */
main.wrap{position:relative;margin-top:-64px;padding-bottom:28px}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.card{position:relative;display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 16px 22px 20px;min-height:118px;box-shadow:0 4px 14px rgba(15,60,40,.06);transition:transform .15s,box-shadow .15s,border-color .15s}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(15,60,40,.12);border-color:#bfd9cb}
.card:focus-visible{outline:3px solid var(--g3);outline-offset:2px}
.num{position:absolute;top:10px;left:10px;width:24px;height:24px;border-radius:50%;background:var(--g2);color:#fff;font-size:12px;font-weight:600;display:grid;place-items:center}
.ic{flex:none;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;margin-left:4px}
.txt{flex:1;min-width:0}
.txt b{display:block;font-size:16px;font-weight:600;line-height:1.35}
.txt small{display:block;margin-top:4px;font-size:12.5px;color:var(--mute);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.go{flex:none;width:32px;height:32px;border-radius:50%;background:#e8f4ed;color:var(--g2);display:grid;place-items:center;transition:background .15s,color .15s}
.card:hover .go{background:var(--g2);color:#fff}

/* help bar */
.help{margin-top:26px;display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 20px;box-shadow:0 4px 14px rgba(15,60,40,.05)}
.help-who{display:flex;align-items:center;gap:14px;flex:1;min-width:0}
.help-ic{width:56px;height:56px;border-radius:50%;background:#e8f4ed;color:var(--g2);display:grid;place-items:center;font-size:26px;flex:none}
.help-who p{margin:0;font-size:15px;line-height:1.5;color:var(--g1);font-weight:500}
.help-c,.help-m{display:flex;align-items:center;gap:10px;padding:10px 18px;font-size:17px;font-weight:600;color:var(--g1);border-left:1px solid var(--line);white-space:nowrap}
.help-m{border:1px solid #cfe3d7;border-radius:12px;font-size:15px;margin-left:8px}
.help-m:hover{background:#f0f7f3}
.ci{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:17px}
.ci.phone{background:var(--g2)}
.ci.line{background:#06c755}
.ci.doc{background:#e8f4ed;color:var(--g2)}
.foot{text-align:center;font-size:12.5px;color:var(--mute);padding:6px 16px 26px}

/* manual page */
.doc-h{padding:34px 0 14px}
.doc-h h1{margin:0;color:var(--g1);font-size:30px}
.doc-h p{margin:6px 0 0;color:var(--mute)}
.back{display:inline-flex;gap:6px;align-items:center;color:var(--g2);font-weight:500;margin-bottom:12px}
.mlist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding-bottom:30px}
.mitem{display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}
.mitem .ic{width:48px;height:48px;font-size:22px;margin:0}
.mitem h3{margin:0;font-size:16px}
.mitem h3 small{font-weight:400;color:var(--mute);font-size:13px;margin-left:6px}
.mitem p{margin:6px 0 8px;font-size:14px;line-height:1.55;color:#3d4b44}
.mitem a.open{font-size:13.5px;color:var(--g2);font-weight:500}
.tips{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin-bottom:16px;font-size:14.5px;line-height:1.7}
.tips h2{margin:0 0 6px;font-size:17px;color:var(--g1)}
.tips ul{margin:0;padding-left:20px}

/* responsive */
@media (max-width:1100px){.grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:900px){
  .today{display:none}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .help{flex-wrap:wrap}
  .help-who{flex-basis:100%}
  .help-c{border-left:0;padding-left:0}
  .help-m{margin-left:auto}
  .mlist{grid-template-columns:1fr}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  .top-in{min-height:64px}
  .logo{width:42px;height:42px}.logo img{width:34px;height:34px}
  .brand b{font-size:16px}.brand small{font-size:10px}
  .me-t{display:none}
  .me summary{border-left:0;padding:4px}
  .hero{padding:34px 0 84px}
  .hero h1{font-size:27px}
  .hero p{font-size:15px}
  main.wrap{margin-top:-58px}
  .grid{grid-template-columns:1fr;gap:12px}
  .card{min-height:0;padding:16px 14px 16px 16px}
  .ic{width:52px;height:52px;font-size:24px}
  .txt b{font-size:15.5px}
  .txt .sub{display:inline}
  .txt b{white-space:normal}
  .help{padding:14px}
  .help-c{font-size:16px;flex:1 1 45%;padding:6px 0}
  .help-m{flex-basis:100%;justify-content:center;margin:4px 0 0}
}
.tips h2,.mitem a.open{display:inline-flex;align-items:center;gap:6px}
.tips h2{display:flex}
.txt .sub{display:block}
@media (max-width:600px){.txt .sub{display:inline}}
main.wrap.doc{margin-top:0}
/* มือถือ: เรียงเป็นตารางไอคอน 3 ช่อง (แบบหน้าจอแอปมือถือ) ไม่ต้องเลื่อนยาว */
@media (max-width:600px){
  .hero{padding:22px 0 64px}
  .hero h1{font-size:23px}
  .hero p{font-size:14px;margin:4px 0 8px}
  main.wrap{margin-top:-46px}
  .grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
  .card{flex-direction:column;justify-content:flex-start;text-align:center;gap:8px;padding:16px 6px 12px;min-height:128px;border-radius:14px}
  .card:hover{transform:none}
  .card:active{transform:scale(.97);background:#f6fbf8}
  .num{top:6px;left:6px;width:19px;height:19px;font-size:10px}
  .ic{width:50px;height:50px;margin:0}
  .ic .svg{width:24px;height:24px}
  .txt{width:100%}
  .txt b{font-size:13px;line-height:1.3;font-weight:600}
  .txt .sub{display:block;font-size:11px;font-weight:500;color:var(--mute)}
  .txt small,.go{display:none}
  .help{margin-top:16px;gap:8px}
  .help-ic{width:42px;height:42px}
  .help-who p{font-size:14px}
}
@media (max-width:340px){.grid{gap:8px}.txt b{font-size:12px}}
/* แถบติดตั้งแอป Android */
.appdl{margin-top:26px;display:flex;align-items:center;gap:16px;background:linear-gradient(90deg,#0b4d3a,#0f6b4f);color:#fff;border-radius:16px;padding:16px 22px;box-shadow:0 6px 18px rgba(11,77,58,.25);transition:transform .15s,box-shadow .15s}
.appdl:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(11,77,58,.32)}
.appdl-ic{flex:none;width:56px;height:56px;border-radius:50%;background:#fff;color:#3ddc84;display:grid;place-items:center}
.appdl-t{flex:1;min-width:0}
.appdl-t b{display:block;font-size:19px;font-weight:600}
.appdl-t small{display:block;font-size:14px;opacity:.85;margin-top:2px}
.appdl-btn{flex:none;display:flex;align-items:center;gap:8px;background:#3ddc84;color:#0b3d2c;font-weight:600;font-size:15px;padding:11px 20px;border-radius:12px}
@media (max-width:600px){
  .appdl{margin-top:16px;flex-wrap:wrap;gap:12px;padding:14px}
  .appdl-ic{width:46px;height:46px}
  .appdl-t b{font-size:16px}.appdl-t small{font-size:12.5px}
  .appdl-btn{flex-basis:100%;justify-content:center}
}