:root{
  --navy:#0d2a5c; --blue:#1d5fd1; --ink:#1c2a40; --muted:#5d6b82; --line:#cfd8e6;
  --bg:#eef3fa; --white:#fff; --danger:#d93a4a; --ok:#1c8a5a;
  --s1:#e6f0fd; --s1b:#1d5fd1;
  --s2:#e3f6ea; --s2b:#16a05a;
  --s3:#fdeedd; --s3b:#f08a1c;
  --s4:#efe8fb; --s4b:#7a45d8;
  --s5:#e1f6fa; --s5b:#12a5c0;
}
*{box-sizing:border-box}
html{scroll-padding-top:12px}
body{margin:0;font-family:'Sarabun','Noto Sans Thai','Tahoma',sans-serif;font-size:16px;color:var(--ink);background:var(--bg);line-height:1.5}
a{color:var(--blue)}
.container{max-width:1180px;margin:0 auto;padding:20px 16px 40px}

/* ส่วนหัว */
.topbar{background:linear-gradient(100deg,#0a1f47 0%,#123a82 60%,#1d5fd1 100%);color:#fff}
.topbar-inner{max-width:1180px;margin:0 auto;padding:14px 16px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:14px}
.brand-icon{width:52px;height:52px;flex:none}
.brand h1{margin:0;font-size:1.55rem;line-height:1.2}
.brand p{margin:0;opacity:.85}
.nav{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.nav a{color:#fff;text-decoration:none;padding:7px 14px;border-radius:999px}
.nav a:hover{background:rgba(255,255,255,.16)}
.nav a.active{background:#fff;color:var(--navy);font-weight:600}
.nav .who{opacity:.85;padding:0 8px;font-size:.92rem}
.nav a.logout{border:1px solid rgba(255,255,255,.5)}

/* ข้อความแจ้งเตือน */
.alert{padding:11px 16px;border-radius:10px;margin-bottom:14px;border:1px solid}
.alert-ok{background:#e4f7ec;border-color:#9bdbb8;color:#125c3b}
.alert-err{background:#fde9eb;border-color:#f2a9b0;color:#8a1f2b}
.alert-warn{background:#fff4de;border-color:#f2cf8a;color:#7a5200}

/* ปุ่ม */
.btn{display:inline-block;border:1px solid transparent;border-radius:10px;padding:8px 18px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;background:var(--blue);color:#fff}
.btn:hover{filter:brightness(1.08)}
.btn:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid #8ab4ff;outline-offset:1px}
.btn-light{background:#fff;color:var(--blue);border-color:var(--blue)}
.btn-danger{background:var(--danger)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-sm{padding:4px 12px;font-size:.9rem}
.btn-pink{background:#fff;color:#d6336c;border-color:#e98ab0}

/* ฟอร์ม */
label{display:block;font-weight:600;margin-bottom:4px}
.req{color:var(--danger)}
input[type=text],input[type=password],input[type=number],input[type=date],input[type=search],select,textarea{
  width:100%;padding:8px 12px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff;color:var(--ink)}
textarea{min-height:76px;resize:vertical}
.grid{display:grid;gap:14px 18px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.span2{grid-column:span 2}
.hint{color:var(--muted);font-size:.88rem;margin-top:3px}

/* กล่องส่วนต่าง ๆ (สีตามภาพตัวอย่าง) */
.panel{border-radius:18px;padding:16px 20px 20px;margin-bottom:18px;border:1px solid rgba(0,0,0,.05)}
.panel h2{margin:0 0 14px;font-size:1.3rem;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.panel h2 small{font-weight:400;font-size:.95rem;color:var(--muted)}
.panel h2 .num{width:34px;height:34px;border-radius:50%;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1.1rem}
.panel h2 .add{margin-left:auto}
.p1{background:var(--s1)} .p1 .num{background:var(--s1b)}
.p2{background:var(--s2)} .p2 .num{background:var(--s2b)}
.p3{background:var(--s3)} .p3 .num{background:var(--s3b)}
.p4{background:var(--s4)} .p4 .num{background:var(--s4b)}
.p5{background:var(--s5)} .p5 .num{background:var(--s5b)}

/* ตารางในฟอร์ม */
.rows{width:100%;border-collapse:collapse}
.rows th{text-align:left;padding:4px 6px;font-weight:600}
.rows td{padding:4px 6px;vertical-align:middle}
.rows .c-no{width:54px;text-align:center}
.rows .c-del{width:54px;text-align:center}
.icon-del{background:none;border:0;cursor:pointer;color:var(--danger);font-size:1.25rem;padding:4px 8px;border-radius:8px}
.icon-del:hover{background:#fde9eb}

/* ไฟล์แนบ */
.files{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.filebox{background:rgba(255,255,255,.7);border-radius:12px;padding:12px 14px}
.filelist{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:6px}
.filelist li{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:5px 10px;font-size:.93rem}
.filelist li span.name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.filelist label{display:inline-flex;gap:5px;align-items:center;margin:0;font-weight:400;color:var(--danger)}
.thumbs{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.thumbs figure{margin:0;position:relative;width:150px}
.thumbs img{width:150px;height:105px;object-fit:cover;border-radius:10px;border:1px solid var(--line);display:block;background:#fff}
.thumbs figcaption{font-size:.82rem;margin-top:3px}
.thumbs label{font-weight:400;font-size:.85rem;color:var(--danger);display:flex;gap:4px;align-items:center;margin:2px 0 0}

/* แถบค้นหา + ตารางรายการ */
.card{background:#fff;border-radius:16px;border:1px solid var(--line);padding:16px 18px;margin-bottom:18px}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:end;margin-bottom:14px}
.toolbar .grow{flex:1 1 260px}
.table-wrap{overflow-x:auto}
table.list{width:100%;border-collapse:collapse;min-width:820px}
table.list th{background:#e6eefb;text-align:left;padding:10px 12px;white-space:nowrap}
table.list td{padding:10px 12px;border-bottom:1px solid #e5ebf5;vertical-align:top}
table.list tr:hover td{background:#f7faff}
.actions{display:flex;gap:6px;flex-wrap:wrap}
.badge{display:inline-block;background:#e6eefb;color:var(--navy);border-radius:999px;padding:1px 10px;font-size:.85rem}
.badge.off{background:#f1f1f1;color:#777}
.badge.admin{background:#fdeedd;color:#9a5200}
.pager{display:flex;gap:6px;flex-wrap:wrap;margin-top:14px}
.pager a,.pager span{padding:5px 12px;border:1px solid var(--line);border-radius:8px;text-decoration:none;background:#fff}
.pager span{background:var(--blue);color:#fff;border-color:var(--blue)}
.empty{text-align:center;color:var(--muted);padding:34px 0}

/* หน้ารายละเอียด */
.dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 22px;margin:0}
.dl div.full{grid-column:1/-1}
.dl dt{color:var(--muted);font-size:.88rem}
.dl dd{margin:0;font-weight:600}
table.plain{width:100%;border-collapse:collapse;background:rgba(255,255,255,.7);border-radius:10px;overflow:hidden}
table.plain th,table.plain td{padding:8px 12px;text-align:left;border-bottom:1px solid rgba(0,0,0,.06)}

/* หน้าล็อกอิน */
.login-wrap{max-width:420px;margin:50px auto}
.login-wrap .card{padding:26px}
.login-wrap h2{margin-top:0}

.savebar{position:sticky;bottom:0;background:rgba(238,243,250,.95);padding:12px 0;display:flex;gap:10px;justify-content:flex-end;border-top:1px solid var(--line)}
.footer{text-align:center;color:var(--muted);padding:18px;font-size:.9rem}

@media (max-width:820px){
  .g2,.g3,.files,.dl{grid-template-columns:1fr}
  .span2{grid-column:auto}
  .brand h1{font-size:1.25rem}
  .rows thead{display:none}
  .rows,.rows tbody,.rows tr,.rows td{display:block;width:100%}
  .rows tr{background:rgba(255,255,255,.6);border-radius:12px;padding:8px;margin-bottom:10px}
  .rows .c-no,.rows .c-del{width:auto;text-align:left}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* หน้าจัดการตัวเลือก */
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px;border-bottom:2px solid var(--line);padding-bottom:10px}
.tabs a{padding:6px 16px;border-radius:999px;text-decoration:none;color:var(--ink);background:#eef3fa}
.tabs a:hover{background:#dde8f8}
.tabs a.active{background:var(--blue);color:#fff;font-weight:600}
.inline-edit{display:flex;gap:8px;align-items:center}
.inline-edit input[type=text]{flex:1;min-width:160px}

/* ===== หน้าสาธารณะ ===== */
a.brand{color:#fff;text-decoration:none}
.hero{background:linear-gradient(135deg,#ffffff 0%,#fff9e6 55%,#ffefbf 100%);border:1px solid #e3e9f5;border-radius:26px;padding:42px 36px;margin-bottom:22px;box-shadow:0 8px 24px rgba(20,60,140,.08)}
.hero h2{margin:0 0 8px;font-size:2.2rem;line-height:1.25;color:var(--navy)}
.hero p{margin:0 0 20px;color:var(--muted);max-width:640px;font-size:1.08rem}
.hero form{display:flex;gap:10px;flex-wrap:wrap;max-width:640px;margin-bottom:16px}
.hero form input[type=search]{flex:1 1 280px;padding:12px 18px;border-radius:999px;font-size:1.05rem}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-pill{border-radius:999px;padding:11px 24px;font-size:1.02rem}
.btn-blue{background:#0a6aa6;box-shadow:0 6px 16px rgba(10,106,166,.3)}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:30px}
.stat{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 20px;display:flex;align-items:center;gap:14px;box-shadow:0 4px 14px rgba(20,60,140,.06)}
.stat .ico{width:50px;height:50px;border-radius:14px;background:#f1ece0;display:flex;align-items:center;justify-content:center;font-size:1.6rem;flex:none}
.stat strong{display:block;font-size:1.9rem;line-height:1.1}
.stat span{color:var(--muted);font-size:.93rem}
.sec-head{display:flex;align-items:end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.sec-head h2{margin:0;font-size:1.6rem}
.sec-head p{margin:2px 0 0;color:var(--muted)}
.agrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.acard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;text-decoration:none;color:var(--ink);box-shadow:0 4px 14px rgba(20,60,140,.07);transition:transform .15s,box-shadow .15s}
.acard:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(20,60,140,.14)}
.acover{position:relative;aspect-ratio:4/3;background:#dfe7f5;overflow:hidden}
.acover img{width:100%;height:100%;object-fit:cover;display:block}
.noimg{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:4rem;background:linear-gradient(135deg,#cfe0fb,#f7e6b8)}
.pill{position:absolute;top:12px;padding:4px 14px;border-radius:999px;font-size:.88rem;font-weight:600;color:#fff;max-width:60%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pill.year{right:12px;background:rgba(10,20,50,.78)}
.pill[class*=lv]{left:12px}
.lv0{background:#1f7fc4}.lv1{background:#e8920f}.lv2{background:#1c9a63}.lv3{background:#7a45d8}.lv4{background:#d6336c}
.names{position:absolute;left:0;right:0;bottom:0;padding:22px 12px 9px;color:#fff;font-size:.9rem;font-weight:600;background:linear-gradient(transparent,rgba(5,15,40,.85));white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.abody{padding:14px 16px 18px}
.abody h3{margin:0 0 6px;font-size:1.12rem;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.abody p{margin:0;color:var(--muted);font-size:.93rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.btn-outline{background:#fff;color:#0a6aa6;border:1px solid #9cc3de;border-radius:999px;padding:8px 20px;text-decoration:none;font-weight:600;display:inline-block}
.btn-outline:hover{background:#f0f7fc}

/* หน้ารายละเอียดสาธารณะ */
.pubhead{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:24px;margin-bottom:22px;align-items:start}
.pubhead .bigcover{border-radius:20px;overflow:hidden;background:#dfe7f5;aspect-ratio:4/3;border:1px solid var(--line)}
.pubhead .bigcover img{width:100%;height:100%;object-fit:cover;display:block}
.pubhead h2{margin:8px 0 6px;font-size:1.8rem;line-height:1.3}
.tag{display:inline-block;padding:3px 14px;border-radius:999px;color:#fff;font-size:.9rem;font-weight:600;margin-right:6px}

/* หน้าสถิติ */
.bars{display:grid;gap:8px}
.bar{display:grid;grid-template-columns:minmax(110px,32%) 1fr 46px;gap:10px;align-items:center;font-size:.95rem}
.bar .track{background:#e6eefb;border-radius:999px;height:14px;overflow:hidden}
.bar .fill{height:100%;background:linear-gradient(90deg,#1d5fd1,#4aa3f0);border-radius:999px}
.bar .val{text-align:right;font-weight:600}
.insights{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.insights li{background:#fff;border-left:5px solid var(--blue);border-radius:10px;padding:10px 14px;border-top:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.statgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}

@media (max-width:1000px){.agrid{grid-template-columns:repeat(2,minmax(0,1fr))}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:820px){.pubhead,.statgrid{grid-template-columns:1fr}.hero{padding:28px 20px}.hero h2{font-size:1.7rem}}
@media (max-width:540px){.agrid{grid-template-columns:1fr}}

/* กราฟสถิติ */
.chartgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-bottom:20px}
.chartcard{background:#fff;border:2px solid #d5deee;border-radius:26px;padding:22px 24px 20px;box-shadow:0 6px 20px rgba(20,60,140,.07)}
.chartcard h3{margin:0;font-size:1.22rem}
.chartcard .sub{margin:2px 0 14px;color:var(--muted);font-size:.93rem}
.chartcard.wide{grid-column:1/-1}
svg.chart{width:100%;height:auto;display:block}
svg.chart text,svg.donut text{font-family:inherit}
svg.donut{width:100%;max-width:270px;height:auto;display:block;margin:6px auto 0}
.legend{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:6px 18px;font-size:.9rem}
.legend li{display:flex;align-items:center;gap:6px}
.legend i{width:11px;height:11px;border-radius:50%;display:inline-block}
.legend span{color:var(--muted)}
.filterbar{display:flex;flex-wrap:wrap;gap:10px;align-items:end;margin-bottom:18px}
.rank{width:100%;border-collapse:collapse}
.rank th,.rank td{text-align:left;padding:8px 10px;border-bottom:1px solid #e5ebf5}
.rank th{color:var(--muted);font-weight:600;font-size:.9rem}
@media (max-width:820px){.chartgrid{grid-template-columns:1fr}.chartcard{padding:16px}}