:root{--bg:#f6f7fb;--card:#fff;--ink:#1a2233;--muted:#6b7280;--line:#e5e7eb;--brand:#1d4ed8;--brand2:#1e40af;--ok:#15803d;--warn:#b45309;--danger:#b91c1c;--r:12px}
*{box-sizing:border-box}
body{margin:0;font-family:Sarabun,system-ui,sans-serif;font-size:16px;color:var(--ink);background:var(--bg);line-height:1.5}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}
header.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:58px;gap:12px}
.brand{font-weight:700;font-size:20px;color:var(--ink)}.brand span{color:var(--brand)}
header nav{display:flex;gap:14px;align-items:center;flex-wrap:wrap}header nav a{color:var(--ink);font-weight:500}
main{padding:22px 16px 40px;min-height:60vh}
.btn{display:inline-block;background:var(--brand);color:#fff!important;padding:10px 18px;border-radius:10px;font-weight:600;border:0;cursor:pointer;font-family:inherit;font-size:16px}
.btn:hover{background:var(--brand2);text-decoration:none}.btn.small{padding:7px 12px;font-size:14px}.btn.ghost{background:#fff;color:var(--brand)!important;border:1px solid var(--brand)}
.btn.danger{background:var(--danger)}.btn.ok{background:var(--ok)}
.banner{padding:9px 0;font-size:15px}.banner.warn{background:#fef3c7;color:#92400e}.banner.info{background:#dbeafe;color:#1e3a8a}.banner.flash{background:#dcfce7;color:#14532d}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin-bottom:16px}
.muted{color:var(--muted)}.small{font-size:14px}.right{text-align:right}.center{text-align:center}
h1{font-size:30px;margin:0 0 8px}h2{font-size:22px;margin:0 0 10px}h3{font-size:18px;margin:0 0 8px}
.hero{padding:40px 0 20px;text-align:center}.hero h1{font-size:38px;line-height:1.2}.hero p{font-size:19px;color:var(--muted);max-width:760px;margin:10px auto 20px}
.stats{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin:18px 0}.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:12px 22px;min-width:160px}.stat b{display:block;font-size:26px;color:var(--brand)}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}th{background:#f3f4f6;font-weight:600;font-size:14px}
tr:hover td{background:#fafbff}
.tag{display:inline-block;padding:1px 8px;border-radius:999px;font-size:12px;background:#eef2ff;color:#3730a3;white-space:nowrap}
.tag.t1{background:#fef9c3;color:#854d0e}.tag.t2{background:#dcfce7;color:#166534}.tag.t4{background:#fee2e2;color:#991b1b}.tag.t15{background:#e0f2fe;color:#075985}
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:end}.filters label{display:flex;flex-direction:column;font-size:13px;color:var(--muted)}
input,select,textarea{font-family:inherit;font-size:15px;padding:8px 10px;border:1px solid #cbd5e1;border-radius:8px;background:#fff;max-width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid #bfdbfe;border-color:var(--brand)}
form.stack label{display:block;margin-bottom:12px;font-weight:500}form.stack label input,form.stack label textarea,form.stack label select{display:block;width:100%;margin-top:4px;font-weight:400}
.help{font-size:13px;color:var(--muted);font-weight:400}
.pager{display:flex;gap:6px;justify-content:center;margin:16px 0;flex-wrap:wrap}.pager a,.pager span{padding:6px 11px;border:1px solid var(--line);border-radius:8px;background:#fff}.pager span.cur{background:var(--brand);color:#fff;border-color:var(--brand)}
.price{ text-align:center}.price .amt{font-size:40px;font-weight:700;color:var(--brand)}.price ul{text-align:left;padding-left:20px}
.chips{display:flex;flex-wrap:wrap;gap:6px}.chips label{display:inline-flex;gap:4px;align-items:center;border:1px solid var(--line);border-radius:999px;padding:3px 10px;font-size:14px;background:#fff;cursor:pointer;font-weight:400}
.money{white-space:nowrap;text-align:right}
.title-cell{max-width:560px}
.badge{padding:2px 8px;border-radius:6px;font-size:12px;font-weight:600}.badge.pending{background:#fef3c7;color:#92400e}.badge.approved{background:#dcfce7;color:#166534}.badge.rejected{background:#fee2e2;color:#991b1b}
footer.foot{border-top:1px solid var(--line);padding:18px 0;font-size:14px;color:var(--muted);background:#fff}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:20px 0}.steps .card b{display:block;font-size:17px;margin-bottom:4px}
@media(max-width:700px){.hero h1{font-size:28px}table{font-size:14px}th,td{padding:7px 6px}header.top .wrap{height:auto;padding:8px 12px;flex-wrap:wrap}}