:root{
  --paper:#F6F2E9;
  --paper-dim:#EFE9DA;
  --navy:#173049;
  --navy-2:#204364;
  --gold:#B98A2E;
  --gold-soft:#E7D5AC;
  --ink:#20293A;
  --muted:#68727F;
  --white:#FFFFFF;
  --border:#DDD5C2;
  --danger:#A8442B;
  --danger-soft:#F3E1DB;
  --success:#3D6E52;
  --success-soft:#DEEAE2;
  --radius:10px;
  --shadow:0 1px 2px rgba(23,48,73,.06), 0 6px 20px rgba(23,48,73,.06);
}
*{box-sizing:border-box;}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Sarabun',sans-serif;font-weight:400;line-height:1.55;}
.mono{font-family:'JetBrains Mono',monospace;}
a{color:inherit;}

/* ---------- App shell ---------- */
.app,.wrap{max-width:1280px;margin:0 auto;padding:28px 20px 60px;}

.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:22px;}
.brand{display:flex;gap:14px;align-items:center;}
.brand-mark{
  width:46px;height:46px;border-radius:8px;background:var(--navy);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.08);
}
.brand-mark svg{width:24px;height:24px;}
.brand h1{margin:0;font-size:20px;font-weight:700;color:var(--navy);letter-spacing:.2px;}
.brand p{margin:2px 0 0;font-size:13px;color:var(--muted);}

.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;}
.search-box{
  display:flex;align-items:center;gap:8px;background:var(--white);
  border:1px solid var(--border);border-radius:999px;padding:9px 16px;
  min-width:260px;box-shadow:var(--shadow);
}
.search-box svg{width:16px;height:16px;color:var(--muted);flex-shrink:0;}
.search-box input{border:none;outline:none;background:transparent;font:inherit;font-size:14px;color:var(--ink);width:100%;}
.search-box input::placeholder{color:#9AA3AD;}

.btn{
  font:inherit;font-size:14px;font-weight:600;border-radius:8px;border:1px solid transparent;
  padding:10px 18px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:.15s ease;
  text-decoration:none;
}
.btn svg{width:16px;height:16px;}
.btn-primary{background:var(--navy);color:#fff;}
.btn-primary:hover{background:var(--navy-2);}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--border);}
.btn-ghost:hover{background:var(--paper-dim);}
.btn-danger{background:var(--danger);color:#fff;}
.btn-danger:hover{opacity:.9;}
.btn-sm{padding:6px 12px;font-size:12.5px;}
.btn-icon{padding:7px;border-radius:7px;background:transparent;border:1px solid var(--border);cursor:pointer;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;}
.btn-icon:hover{background:var(--paper-dim);}
.btn-icon.danger:hover{background:var(--danger-soft);border-color:#D9B7AC;color:var(--danger);}
.btn-icon svg{width:16px;height:16px;}

/* ---------- Layout: rail + content ---------- */
.layout{display:grid;grid-template-columns:290px 1fr;gap:22px;align-items:start;}
@media (max-width:860px){ .layout{grid-template-columns:1fr;} }

.rail{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;position:sticky;top:20px;
}
.rail-head{padding:16px 18px 10px;border-bottom:1px solid var(--border);}
.rail-head span{font-size:11px;letter-spacing:1.5px;color:var(--muted);text-transform:uppercase;}
.rail-list{list-style:none;margin:0;padding:8px;}
.rail-item{
  display:flex;align-items:center;gap:12px;padding:11px 10px;border-radius:8px;cursor:pointer;
  border-left:3px solid transparent;transition:.12s ease;width:100%;background:transparent;
  border-top:none;border-right:none;border-bottom:none;font:inherit;text-align:left;color:inherit;
}
.rail-item:hover{background:var(--paper-dim);}
.rail-item.active{background:var(--gold-soft);border-left-color:var(--gold);}
.rail-num{
  font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;color:var(--navy);
  background:var(--paper-dim);border:1px solid var(--border);width:26px;height:26px;border-radius:6px;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.rail-item.active .rail-num{background:var(--navy);color:#fff;border-color:var(--navy);}
.rail-label{font-size:13.5px;color:var(--ink);flex:1;line-height:1.35;}
.rail-count{font-size:11px;color:var(--muted);background:var(--paper-dim);border-radius:999px;padding:2px 8px;flex-shrink:0;}

.rail-mobile{display:none;}
@media (max-width:860px){
  .rail{display:none;}
  .rail-mobile{
    display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;margin-bottom:4px;
    -webkit-overflow-scrolling:touch;
  }
  .rail-mobile .chip{
    flex-shrink:0;display:flex;align-items:center;gap:8px;padding:9px 14px;border-radius:999px;
    background:var(--white);border:1px solid var(--border);font-size:13px;cursor:pointer;white-space:nowrap;
    font:inherit;color:inherit;
  }
  .rail-mobile .chip.active{background:var(--navy);color:#fff;border-color:var(--navy);}
}

/* ---------- Content ---------- */
.content-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:16px;flex-wrap:wrap;}
.content-head h2{margin:0;font-size:19px;font-weight:700;color:var(--navy);}
.content-head p{margin:4px 0 0;font-size:13px;color:var(--muted);}
.content-head .eyebrow{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--gold);font-weight:600;letter-spacing:1px;}

.doc-list{display:flex;flex-direction:column;gap:10px;}
.doc-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  padding:16px 18px;display:flex;align-items:flex-start;gap:14px;box-shadow:var(--shadow);
}
.doc-badge{
  width:38px;height:38px;border-radius:8px;background:var(--paper-dim);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--navy);
}
.doc-badge svg{width:18px;height:18px;}
.doc-main{flex:1;min-width:0;}
.doc-title{font-size:15px;font-weight:600;color:var(--ink);margin:0 0 3px;word-break:break-word;}
.doc-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);}
.doc-meta .tag,.tag{
  background:var(--paper-dim);border:1px solid var(--border);border-radius:999px;padding:2px 10px;
  font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--navy-2);
}
.doc-link{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;color:var(--navy-2);text-decoration:none;margin-top:6px;}
.doc-link:hover{text-decoration:underline;}
.doc-link svg{width:13px;height:13px;}
.doc-actions{display:flex;gap:6px;flex-shrink:0;}

.empty{
  background:var(--white);border:1px dashed var(--border);border-radius:var(--radius);
  padding:44px 20px;text-align:center;color:var(--muted);
}
.empty svg{width:34px;height:34px;color:var(--gold);margin-bottom:10px;}
.empty h3{margin:0 0 4px;color:var(--ink);font-size:15px;}
.empty p{margin:0 0 16px;font-size:13px;}

/* ---------- admin table ---------- */
.admin-header{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:16px;}
.table-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
table.pdocs-table{width:100%;border-collapse:collapse;font-size:13.5px;}
table.pdocs-table th{text-align:left;background:var(--paper-dim);color:var(--navy);font-weight:600;padding:11px 14px;border-bottom:1px solid var(--border);}
table.pdocs-table td{padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:top;}
table.pdocs-table tr:last-child td{border-bottom:none;}
table.pdocs-table tr:hover{background:var(--paper);}
.row-actions{display:flex;gap:6px;}

/* ---------- forms ---------- */
.form-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;max-width:640px;box-shadow:var(--shadow);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:5px;}
.field input, .field select, .field textarea{width:100%;font:inherit;font-size:14px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:var(--paper);color:var(--ink);outline:none;}
.field input:focus, .field select:focus, .field textarea:focus{border-color:var(--gold);background:#fff;}
.field .hint{font-size:12px;color:var(--muted);margin-top:4px;}
.form-actions{display:flex;gap:10px;margin-top:8px;}

/* ---------- Modal ---------- */
.overlay{
  position:fixed;inset:0;background:rgba(23,48,73,.45);display:none;align-items:center;justify-content:center;
  padding:20px;z-index:50;
}
.overlay.show{display:flex;}
.modal{
  background:#fff;border-radius:14px;max-width:480px;width:100%;padding:26px 26px 22px;
  box-shadow:0 20px 60px rgba(0,0,0,.25);max-height:90vh;overflow:auto;
}
.modal h3{margin:0 0 4px;font-size:17px;color:var(--navy);}
.modal .sub{font-size:12.5px;color:var(--muted);margin:0 0 18px;}
.modal .field{margin-bottom:14px;}
.modal .field label{font-size:12.5px;}
.modal .field input, .modal .field select, .modal .field textarea{
  padding:9px 11px;
}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px;}

.login-wrap{max-width:360px;margin:80px auto;}
.login-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:30px;box-shadow:var(--shadow);text-align:center;}
.login-card .brand-mark{margin:0 auto 14px;}

.alert{border-radius:8px;padding:12px 16px;font-size:13.5px;margin-bottom:16px;}
.alert-success{background:var(--success-soft);color:var(--success);}
.alert-error{background:var(--danger-soft);color:var(--danger);}

.footnote{
  margin-top:34px;background:var(--paper-dim);border:1px solid var(--border);border-radius:var(--radius);
  padding:16px 18px;font-size:12.5px;color:var(--muted);
}
.footnote b{color:var(--ink);}

@media (max-width:700px){
  table.pdocs-table{display:block;overflow-x:auto;white-space:nowrap;}
}

/* ---------- WordPress embed ---------- */
body.is-embed{background:var(--paper);}
body.is-embed .app{padding-top:16px;padding-bottom:28px;max-width:100%;}

body.is-widget{background:var(--paper);}
body.is-widget .widget-app{padding:12px 8px 20px;max-width:100%;}
.widget-footer{display:flex;justify-content:center;margin-top:18px;padding-top:4px;}
.widget-footer .btn{min-width:160px;justify-content:center;}