:root{
  --pri:#0f6b4f; --pri-d:#0a4f3a; --pri-l:#e6f2ed; --acc:#d99a1e;
  --bg:#f4f6f5; --card:#fff; --txt:#1d2622; --mut:#66736d; --line:#dde3e0;
  --ok:#1f8a4c; --err:#c0392b; --warn:#b7791f; --r:12px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Sarabun',system-ui,sans-serif;font-size:16px;line-height:1.6;background:var(--bg);color:var(--txt)}
a{color:var(--pri)}
h1,h2,h3{line-height:1.3;margin:.2em 0 .6em}
h1{font-size:1.4rem} h2{font-size:1.15rem} h3{font-size:1rem;margin-top:1.2em}
.wrap{max-width:900px;margin:0 auto;padding:0 14px}
.narrow{max-width:440px;margin:0 auto}
.muted{color:var(--mut)} .small{font-size:.88rem} .center{text-align:center}
.page-title{margin:18px 0 12px}

/* top bar */
.topbar{background:var(--pri);color:#fff;position:sticky;top:0;z-index:1000;box-shadow:0 2px 6px rgba(0,0,0,.15)}
.topbar-in{display:flex;align-items:center;justify-content:space-between;min-height:58px;gap:10px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none}
.brand img{height:40px;width:40px;object-fit:contain;background:#fff;border-radius:50%;padding:2px}
.brand span{display:flex;flex-direction:column;line-height:1.2}
.brand b{font-size:1.05rem} .brand small{font-size:.75rem;opacity:.85}
.nav{display:flex;gap:4px;flex-wrap:wrap}
.nav a{color:#fff;text-decoration:none;padding:7px 10px;border-radius:8px;font-size:.95rem}
.nav a:hover{background:rgba(255,255,255,.15)}
.nav a.muted{opacity:.8}
.menu-btn{display:none;background:none;border:0;color:#fff;font-size:1.6rem;cursor:pointer}
@media (max-width:700px){
  .is-admin .menu-btn{display:block}
  .is-admin .nav{display:none;position:absolute;top:58px;left:0;right:0;background:var(--pri-d);flex-direction:column;padding:6px 14px 12px}
  .nav-open .nav{display:flex}
  .nav-public a{padding:6px 8px;font-size:.88rem}
  .brand small{display:none}
}

/* cards & forms */
.card{background:var(--card);border-radius:var(--r);padding:16px;margin:0 0 14px;box-shadow:0 1px 3px rgba(0,0,0,.06);border:1px solid var(--line)}
.form label{display:block;margin:0 0 12px;font-weight:600;font-size:.95rem}
.form label em{color:var(--err);font-style:normal}
input,select,textarea{display:block;width:100%;margin-top:4px;font:inherit;font-weight:400;padding:10px 12px;border:1px solid #c8d1cc;border-radius:9px;background:#fff;color:var(--txt)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pri-l);border-color:var(--pri)}
input[type=checkbox],input[type=radio]{display:inline-block;width:auto;margin:0 6px 0 0;accent-color:var(--pri);transform:scale(1.2)}
input[type=file]{padding:8px;background:var(--bg)}
.form label.check{font-weight:400;display:flex;align-items:flex-start;gap:4px}
.form label.check input{margin-top:6px}
.hp{position:absolute!important;left:-9999px!important;height:1px;width:1px}
.seg{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.seg label{flex:1;min-width:150px;border:1px solid var(--line);border-radius:9px;padding:10px;margin:0;cursor:pointer;font-weight:600;background:var(--bg)}
.seg label:has(input:checked){border-color:var(--pri);background:var(--pri-l)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.grid2 .btns{grid-column:1/-1}
@media (max-width:600px){.grid2{grid-template-columns:1fr}}
.inline-form{display:flex;gap:10px;align-items:flex-end}
.inline-form label{flex:1;margin:0}
.btns{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.btns select{width:auto;margin:0}

/* buttons */
.btn{display:inline-block;background:var(--pri);color:#fff;border:1px solid var(--pri);border-radius:9px;padding:10px 18px;font:inherit;font-weight:600;text-decoration:none;cursor:pointer;text-align:center}
.btn:hover{background:var(--pri-d)}
.btn:disabled{opacity:.6}
.btn-outline{background:#fff;color:var(--pri)} .btn-outline:hover{background:var(--pri-l)}
.btn-sm{padding:6px 12px;font-size:.9rem}
.btn-lg{padding:14px 22px;font-size:1.08rem}
.btn-block{display:block;width:100%}
.btn-danger{background:#fff;color:var(--err);border-color:var(--err)}

/* alerts */
.alert{padding:12px 14px;border-radius:10px;margin:12px 0;border:1px solid}
.alert ul{margin:6px 0 0;padding-left:20px}
.alert.ok{background:#e8f6ee;border-color:#b7e1c7;color:#145c32}
.alert.err{background:#fdecea;border-color:#f5c2bc;color:#8a2016}
.alert.warn{background:#fff6e0;border-color:#f1d8a0;color:#7a5410}

/* public home */
.hero{background:linear-gradient(135deg,var(--pri),#138a66);color:#fff;border-radius:var(--r);padding:26px 20px;margin:16px 0 14px}
.hero h1{font-size:1.5rem}
.hero p{opacity:.92;margin:0 0 18px}
.hero-btns{display:flex;gap:10px;flex-wrap:wrap}
.hero .btn{background:#fff;color:var(--pri);border-color:#fff;flex:1;min-width:200px}
.hero .btn-outline{background:transparent;color:#fff}
.stats3,.stats4{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.stats4{grid-template-columns:repeat(4,1fr)}
@media (max-width:600px){.stats4{grid-template-columns:1fr 1fr}}
.stats3>div,.stats4>div{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:12px;text-align:center}
.stats3 b,.stats4 b{display:block;font-size:1.6rem;color:var(--pri);line-height:1.2}
.stats3 span,.stats4 span{font-size:.82rem;color:var(--mut)}
.steps{padding-left:22px;margin:0 0 10px} .steps li{margin-bottom:6px}

/* map & photos */
.map{height:300px;border-radius:10px;border:1px solid var(--line);margin-top:8px;z-index:1}
.map-sm{height:220px}
.map-tools{display:flex;gap:8px;flex-wrap:wrap}
.thumbs{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0}
.thumbs img{width:96px;height:96px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}

/* done page */
.big-check{width:64px;height:64px;border-radius:50%;background:var(--ok);color:#fff;font-size:2.2rem;line-height:64px;margin:6px auto 10px}
.code-box{font-size:2rem;font-weight:700;letter-spacing:2px;color:var(--pri);background:var(--pri-l);border:2px dashed var(--pri);border-radius:12px;padding:12px;margin:8px auto 12px;max-width:340px}

/* detail */
.row-between{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.code-sm{font-family:ui-monospace,monospace;font-weight:700;color:var(--pri)}
.dl{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;margin:0 0 12px}
.dl dt{color:var(--mut);font-size:.92rem} .dl dd{margin:0}
.detail{background:var(--bg);border-radius:9px;padding:12px;white-space:normal}
.result{background:#e8f6ee;border-left:4px solid var(--ok);border-radius:8px;padding:10px 12px;margin-top:12px}
.result p{margin:4px 0 0}
.h-subject{font-size:1.25rem;margin-top:8px}
.timeline{list-style:none;margin:0;padding:0 0 0 16px;border-left:2px solid var(--line)}
.timeline li{position:relative;padding:0 0 14px 6px}
.timeline li::before{content:'';position:absolute;left:-23px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--pri);border:2px solid #fff}
.timeline li.internal::before{background:var(--acc)}
.timeline li.internal{background:#fffaf0;border-radius:8px;padding:6px 8px 8px}
.timeline .t{display:block;font-size:.82rem;color:var(--mut)}
.timeline p{margin:4px 0 0}

/* badges */
.badge{display:inline-block;padding:2px 10px;border-radius:99px;font-size:.8rem;font-weight:600;white-space:nowrap}
.st-new{background:#fdecea;color:#a3281a}
.st-assigned{background:#fff2d6;color:#8a5a00}
.st-progress{background:#e3effd;color:#1f5aa6}
.st-done{background:#e2f5ea;color:#16713c}
.st-closed{background:#eceeed;color:#555}

/* admin list */
.tabs{display:flex;gap:6px;overflow-x:auto;padding-bottom:6px;margin-bottom:10px;scrollbar-width:thin}
.tabs a{flex:none;background:#fff;border:1px solid var(--line);border-radius:99px;padding:6px 12px;text-decoration:none;color:var(--txt);font-size:.88rem;white-space:nowrap}
.tabs a b{color:var(--pri)}
.tabs a.on{background:var(--pri);color:#fff;border-color:var(--pri)} .tabs a.on b{color:#fff}
.filter summary{cursor:pointer;font-weight:600}
.filter form{margin-top:12px}
.list .item{display:block;text-decoration:none;color:inherit;margin-bottom:10px}
.list .item:hover{border-color:var(--pri)}
.item.is-new{border-left:4px solid var(--err)}
.item.dim{opacity:.55}
.item-title{font-weight:600;margin:4px 0}
.item-meta{display:flex;flex-wrap:wrap;gap:4px 12px;font-size:.84rem;color:var(--mut)}
.late{color:var(--err);font-weight:600}
.pager{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin:10px 0}
.pager a{padding:6px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;text-decoration:none}
.pager a.on{background:var(--pri);color:#fff}

/* report */
.tbl{width:100%;border-collapse:collapse;font-size:.93rem}
.tbl th,.tbl td{padding:7px 6px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl .n{text-align:right;width:56px}
.tbl tfoot th{border-top:2px solid var(--txt)}
.bar{height:5px;background:var(--bg);border-radius:3px;margin-top:3px}
.bar i{display:block;height:100%;background:var(--pri);border-radius:3px}
.print-head,.print-sign{display:none}

.foot{color:var(--mut);font-size:.82rem;text-align:center;padding:20px 14px 30px}

@media print{
  body{background:#fff;font-size:14px}
  .topbar,.noprint,.foot,.menu-btn{display:none!important}
  .card{box-shadow:none;border:0;padding:0;margin-bottom:16px;break-inside:avoid}
  .print-head{display:block;text-align:center;margin-bottom:14px;font-size:15px}
  .print-sign{display:block;margin:40px 0 0 55%}
  .stats4>div{border:1px solid #999}
  .bar{display:none}
  .badge{background:none!important;color:#000!important;padding:0}
}