:root{
  --navy-900:#0B2545; --navy-800:#13315C; --accent:#1E4E8C; --accent-2:#2C64AE;
  --bg:#FFFFFF; --soft:#EEF2F7; --line:#D6DEE9; --text:#14213D; --muted:#5B6B82;
  --ok:#1E7D4F; --warn:#B7791F; --danger:#B42318;
  --radius:12px; --shadow:0 1px 2px rgba(11,37,69,.06),0 4px 14px rgba(11,37,69,.06);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:"Sarabun",system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:var(--bg);font-size:16px;line-height:1.45;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--accent)}
.container{width:100%;max-width:1180px;margin:0 auto;padding:20px 16px 40px;flex:1}
[hidden]{display:none!important}

/* Top bar */
.topbar{background:linear-gradient(90deg,var(--navy-900),var(--navy-800));color:#fff;display:flex;align-items:center;justify-content:space-between;padding:10px 16px;position:sticky;top:0;z-index:20;gap:12px}
.brand{display:flex;align-items:center;gap:10px;cursor:pointer}
.brand strong{display:block;font-size:17px;letter-spacing:.2px}
.brand small{display:block;opacity:.8;font-size:13px}
.logo{width:34px;height:34px;border-radius:9px;background:#fff;color:var(--navy-900);display:grid;place-items:center;font-weight:700;font-size:20px}
.top-actions{display:flex;align-items:center;gap:10px}
.user-email{font-size:13px;opacity:.85;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Buttons */
.btn{font:inherit;font-weight:600;border-radius:10px;padding:10px 16px;border:1px solid transparent;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;text-decoration:none;transition:background .15s,border-color .15s}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-primary{background:var(--navy-900);color:#fff}
.btn-primary:hover{background:var(--navy-800)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-2)}
.btn-outline{background:#fff;color:var(--navy-900);border-color:var(--line)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-danger{background:var(--danger);color:#fff}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.4);min-height:38px;padding:6px 12px}
.btn-link{background:none;border:none;color:var(--accent);padding:0;min-height:auto;font-weight:600;cursor:pointer;font:inherit}
.btn-sm{min-height:36px;padding:6px 12px;font-size:14px}
.btn-block{width:100%}

/* Cards & layout */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}
.card + .card{margin-top:16px}
.section-title{font-size:15px;font-weight:700;color:var(--navy-900);margin:0 0 12px;display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.section-title .th{font-weight:400;color:var(--muted);font-size:14px}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.page-head h1{margin:0;font-size:24px;color:var(--navy-900)}
.page-head .sub{color:var(--muted);font-size:14px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.span2{grid-column:span 2}
.span-all{grid-column:1/-1}

/* Auth */
.auth-wrap{min-height:calc(100vh - 120px);display:grid;place-items:center}
.auth-card{width:100%;max-width:430px;padding:28px}
.auth-hero{text-align:center;margin-bottom:18px}
.auth-hero .logo{margin:0 auto 10px;width:56px;height:56px;font-size:30px;background:var(--navy-900);color:#fff;border-radius:14px}
.auth-hero h1{margin:0;font-size:22px;color:var(--navy-900)}
.auth-hero p{margin:4px 0 0;color:var(--muted)}
.tabs{display:flex;background:var(--soft);border-radius:10px;padding:4px;margin-bottom:16px}
.tabs button{flex:1;border:none;background:transparent;font:inherit;font-weight:600;padding:9px;border-radius:8px;cursor:pointer;color:var(--muted)}
.tabs button.active{background:#fff;color:var(--navy-900);box-shadow:var(--shadow)}
.divider{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;margin:14px 0}
.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--line)}
.notice{background:var(--soft);border-left:4px solid var(--accent);padding:10px 12px;border-radius:8px;font-size:14px;color:var(--navy-800)}
.notice.err{border-color:var(--danger);background:#FDECEA;color:#7A1C12}
.notice.ok{border-color:var(--ok);background:#E7F5EE;color:#14532D}

/* Forms */
label.field{display:flex;flex-direction:column;gap:5px;font-weight:600;font-size:14px;color:var(--navy-900)}
label.field .th,.hint{font-weight:400;color:var(--muted);font-size:13px}
.req:after{content:" *";color:var(--danger)}
input,select,textarea{font:inherit;font-size:16px;color:var(--text);border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#fff;width:100%;min-height:44px}
textarea{min-height:84px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(30,78,140,.18)}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg input{position:absolute;opacity:0;pointer-events:none;width:1px;height:1px}
.seg label{border:1px solid var(--line);border-radius:999px;padding:8px 14px;cursor:pointer;font-weight:500;min-height:40px;display:inline-flex;align-items:center;background:#fff}
.seg input:checked + label{background:var(--navy-900);border-color:var(--navy-900);color:#fff}
.seg input:focus-visible + label{box-shadow:0 0 0 3px rgba(30,78,140,.3)}

/* Score selectors */
.score-row{border:1px solid var(--line);border-radius:10px;padding:12px;background:#fff}
.score-row + .score-row{margin-top:10px}
.score-head{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.score-head b{color:var(--navy-900)}
.score-head .th{color:var(--muted);font-size:13px}
.score-opts{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}
.score-opts input{position:absolute;opacity:0;width:1px;height:1px}
.score-opts label{border:1px solid var(--line);border-radius:10px;padding:8px 4px;text-align:center;cursor:pointer;background:var(--soft);display:flex;flex-direction:column;gap:2px;min-height:62px;justify-content:center}
.score-opts label .n{font-size:18px;font-weight:700;color:var(--navy-900)}
.score-opts label .d{font-size:11.5px;color:var(--muted);line-height:1.2}
.score-opts input:checked + label{background:var(--accent);border-color:var(--accent)}
.score-opts input:checked + label .n,.score-opts input:checked + label .d{color:#fff}
.score-opts input:focus-visible + label{box-shadow:0 0 0 3px rgba(30,78,140,.3)}
.total-box{display:flex;align-items:center;justify-content:space-between;background:var(--navy-900);color:#fff;border-radius:12px;padding:12px 16px;margin-top:14px;box-shadow:var(--shadow)}
.total-box .big{font-size:26px;font-weight:700}
.total-box small{opacity:.8}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px}
.stat{background:var(--soft);border-radius:var(--radius);padding:14px 16px;border:1px solid var(--line)}
.stat .k{font-size:13px;color:var(--muted)}
.stat .v{font-size:28px;font-weight:700;color:var(--navy-900);line-height:1.1;margin-top:4px}
.stat.dark{background:var(--navy-900);border-color:var(--navy-900)}
.stat.dark .k{color:#C9D6EA}.stat.dark .v{color:#fff}

/* Filters */
.filters{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr 1fr;gap:10px;margin-bottom:14px}

/* Case list */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table.cases{width:100%;border-collapse:collapse;font-size:15px}
table.cases th{background:var(--soft);color:var(--navy-800);text-align:left;font-weight:600;padding:10px 12px;white-space:nowrap;font-size:13.5px}
table.cases td{padding:11px 12px;border-top:1px solid var(--line);vertical-align:top}
table.cases tr.click{cursor:pointer}
table.cases tr.click:hover td{background:#F7F9FC}
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12.5px;font-weight:600;white-space:nowrap}
.b-op{background:#E3ECF8;color:var(--accent)}
.b-nonop{background:#E7F5EE;color:var(--ok)}
.b-side{background:var(--soft);color:var(--navy-800)}
.score-pill{font-weight:700;color:var(--navy-900)}
.score-pill small{color:var(--muted);font-weight:400}
.muted{color:var(--muted)}
.empty{text-align:center;padding:40px 16px;color:var(--muted)}
.case-cards{display:none}
.case-card{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:#fff;cursor:pointer}
.case-card + .case-card{margin-top:10px}
.case-card .top{display:flex;justify-content:space-between;gap:8px}
.case-card .hn{font-weight:700;color:var(--navy-900)}
.case-card .dx{margin:4px 0 8px}

/* Detail */
.kv{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px 18px}
.kv div .k{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
.kv div .v{font-weight:500;white-space:pre-wrap;word-break:break-word}
.score-bars{display:grid;gap:8px}
.sbar{display:grid;grid-template-columns:150px 1fr 40px;align-items:center;gap:10px;font-size:14px}
.sbar .track{height:10px;background:var(--soft);border-radius:999px;overflow:hidden}
.sbar .fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--navy-800));border-radius:999px}

/* Images */
.img-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.img-tile{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--soft);display:flex;flex-direction:column}
.img-tile .ph{aspect-ratio:4/3;background:#DCE4EF center/cover no-repeat;display:block;cursor:zoom-in}
.img-tile img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;cursor:zoom-in;background:#DCE4EF}
.img-tile .meta{padding:8px;display:flex;flex-direction:column;gap:6px;font-size:13px}
.img-tile .meta select,.img-tile .meta input{min-height:36px;padding:6px 8px;font-size:14px}
.dropzone{display:block;border:2px dashed var(--line);border-radius:12px;padding:18px;text-align:center;background:var(--soft);color:var(--muted);cursor:pointer}
.dropzone.drag{border-color:var(--accent);background:#E3ECF8}
.lightbox{position:fixed;inset:0;background:rgba(11,37,69,.92);display:grid;place-items:center;z-index:50;padding:16px}
.lightbox img{max-width:100%;max-height:85vh;border-radius:8px}
.lightbox .cap{color:#fff;text-align:center;margin-top:8px}

/* Misc */
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);background:var(--navy-900);color:#fff;padding:12px 18px;border-radius:10px;box-shadow:var(--shadow);z-index:60;max-width:92vw}
.toast.err{background:var(--danger)}
.dialog{border:none;border-radius:14px;padding:22px;max-width:420px;width:92vw;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.dialog::backdrop{background:rgba(11,37,69,.5)}
.dialog h3{margin:0 0 6px;color:var(--navy-900)}
.dialog menu{display:flex;gap:10px;justify-content:flex-end;padding:0;margin:16px 0 0}
.footer{text-align:center;font-size:12.5px;color:var(--muted);padding:14px 16px 22px;border-top:1px solid var(--line);background:#fff}
.spinner{width:22px;height:22px;border:3px solid var(--soft);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.form-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;margin-top:16px}

/* Responsive */
@media (max-width:900px){
  .filters{grid-template-columns:1fr 1fr}
  .filters .search{grid-column:1/-1}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g3,.kv{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:640px){
  .container{padding:14px 12px 32px}
  .g2,.g3,.g4,.kv{grid-template-columns:1fr}
  .span2{grid-column:auto}
  .table-wrap{display:none}
  .case-cards{display:block}
  .user-email{display:none}
  .page-head h1{font-size:21px}
  .score-opts label .d{font-size:10.5px}
  .sbar{grid-template-columns:110px 1fr 34px}
  .brand small{display:none}
}
@media print{.topbar,.footer,.no-print{display:none!important}}