/* DocVault — ค่าจริงจากแบบ design_handoff_docvault (README "Design tokens" + inline style ใน mockup)
   สีเน้นเดียว #1B2A4A · ไม่มีเงา ไม่มีไล่สี · มุม 4px · ระยะทวีคูณ 8 · Sarabun · ≥1024 = เดสก์ท็อป */
:root{
  --ink:#1B2A4A; --ink-hover:#24385F; --nav-muted:#C9CFDB; --paper:#F7F5F0; --surface:#FFFFFF; --border:#D9D4C7;
  --text:#1C1B18; --text-2:#6B675E; --success:#2E7D4F; --success-bg:#E4F1E8; --warning:#9A5B12; --warning-bg:#F8EDD6;
  --danger:#A8322A; --danger-bg:#F6E3E1; --tag:#EFECE5; --disabled:#A19C91; --overlay:rgba(28,27,24,.4);
  --ctl:44px; --sidebar:240px; --content-max:1120px;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html{color-scheme:light}
body{margin:0;background:var(--paper);color:var(--text);font-family:Sarabun,sans-serif;font-size:16px;line-height:1.6;min-height:100vh}
a{color:var(--ink)} a:hover{color:var(--ink-hover)}
input,button,select,textarea{font:inherit;color:var(--text)}
input::placeholder,textarea::placeholder{color:var(--text-2)}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
h1,h2,h3{margin:0;line-height:1.3}
p{margin:0 0 16px}
ul.plain{margin:0;padding-left:20px}
.muted{color:var(--text-2)} .small{font-size:14px} .tnum{font-variant-numeric:tabular-nums} .nowrap{white-space:nowrap} .num{text-align:right}
.page-title{font-size:24px;font-weight:700}
.group-title{font-size:20px;font-weight:700;margin-top:24px}
.group-title-sm{font-weight:500}
.page-head{display:flex;flex-direction:column;gap:4px;margin-bottom:24px}
.linklike{color:var(--ink);font-weight:500;text-decoration:underline;cursor:pointer}

/* layout */
.content{padding:16px;display:flex;flex-direction:column;gap:16px;max-width:var(--content-max)}
body.has-nav .content{padding-bottom:calc(64px + 16px + 56px)}
.sidebar{display:none}
.d-only{display:none !important}
.m-only{display:block}
.m-only-inline{display:inline-flex}
.flashes{display:flex;flex-direction:column;gap:8px}

/* mobile header (แบบ: header ขาว · ชื่อระบบ 14 · หัวเรื่อง 20/700 · ลิงก์ผู้ใช้ · ช่องค้น 44) */
.m-header{background:var(--surface);border-bottom:1px solid var(--border);padding:16px;display:flex;flex-direction:column;gap:12px;margin:-16px -16px 0}
.m-header-row{display:flex;align-items:center;justify-content:space-between;gap:8px}
.m-title{font-size:20px;font-weight:700}
.m-user{display:inline-flex;align-items:center;gap:4px;font-size:14px;white-space:nowrap}
.crumb{display:inline-flex;align-items:center;gap:4px;font-size:14px;color:var(--text-2);text-decoration:none}
.crumb:hover{color:var(--ink)}

/* bottom nav 64 (แบบ: ไอคอน 24 + ป้าย 14 · active ink 500 · ไม่ active #6B675E) */
.bottomnav{position:fixed;left:0;right:0;bottom:0;height:64px;background:var(--surface);border-top:1px solid var(--border);display:grid;font-size:14px;z-index:20}
.bottomnav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--text-2);text-decoration:none}
.bottomnav a.active{color:var(--ink);font-weight:500}

/* floating assistant button (แบบ: 44 สูง · padding 0 16 · มือถือ right16 bottom80 · เดสก์ท็อป right40 bottom32) */
.fab{position:fixed;right:16px;bottom:80px;height:44px;display:inline-flex;align-items:center;gap:8px;padding:0 16px;background:var(--ink);color:#fff;border-radius:4px;font-weight:500;text-decoration:none;z-index:21}
.fab:hover{background:var(--ink-hover);color:#fff}
.fab-hide-m{display:none}

/* cards, toolbar, table */
.card{background:var(--surface);border:1px solid var(--border);border-radius:4px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);flex-wrap:wrap}
.toolbar{display:flex;align-items:center;gap:16px;padding:16px;border-bottom:1px solid var(--border);flex-wrap:wrap}
.search{display:flex;align-items:center;gap:8px;height:40px;border:1px solid var(--border);border-radius:4px;padding:0 12px;background:var(--surface);color:var(--text-2);width:360px;max-width:100%}
.search input{border:0;outline:0;flex:1;background:transparent;padding:0;min-width:0}
.search:focus-within{outline:2px solid var(--ink);outline-offset:2px}
.search-m{height:44px;width:100%}
.table{width:100%;border-collapse:collapse}
.table th{font-size:14px;font-weight:500;color:var(--text-2);text-align:left;padding:8px 16px;border-bottom:1px solid var(--border)}
.table td{padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:top}
.table tbody tr:hover{background:var(--paper)}
.col-date{width:150px} .col-no{width:170px} .col-files{width:130px} .col-status{width:170px}
.doc-title{font-size:18px;text-decoration:none;color:var(--text);display:block;line-height:1.4}
.doc-title:hover{color:var(--ink);text-decoration:underline}
.doc-sub{margin-top:4px}
.files-cell{display:inline-flex;align-items:center;gap:4px;justify-content:flex-end}
.files-cell>span{margin-left:4px}

/* mobile list (แบบ: แถว 3 บรรทัด · padding 12 16 · ไม่ใช่การ์ด) */
.m-list{background:var(--surface);border-top:1px solid var(--border);margin:0 -16px}
.m-row{display:flex;flex-direction:column;gap:2px;padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text);text-decoration:none}
.m-row-top,.m-row-bottom{display:flex;justify-content:space-between;align-items:center;gap:8px}
.m-row-title{font-size:18px;line-height:1.4}

/* status badges (แบบ: inline-flex ไอคอน 20 + ข้อความ 14 · radius 4 · padding 2 8) */
.status{display:inline-flex;align-items:center;gap:6px;font-size:14px;border-radius:4px;padding:2px 8px;max-width:100%}
.status-received{background:var(--success-bg);color:var(--success)}
.status-partial{background:var(--success-bg);color:var(--success)}
.status-processing{background:var(--warning-bg);color:var(--warning)}
.status-failed{background:var(--danger-bg);color:var(--danger)}
.status-muted{background:var(--tag);color:var(--text)}
.status-inline{display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.status-inline.status-received,.status-inline.status-partial{color:var(--success)}
.status-inline.status-processing{color:var(--warning)}
.tag{display:inline-block;font-size:14px;background:var(--tag);border-radius:4px;padding:0 8px;word-break:keep-all}

/* buttons & inputs (แบบ: สูง 44 มือถือ / 40 เดสก์ท็อป · ปุ่มหลัก 1 ปุ่มต่อหน้า) */
.btn{height:var(--ctl);padding:0 16px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:500;text-decoration:none;cursor:pointer;border:1px solid var(--border);background:var(--surface);color:var(--text);white-space:nowrap}
.btn:hover{border-color:var(--ink);color:var(--text)}
.btn-primary{background:var(--ink);border-color:var(--ink);color:#fff}
.btn-primary:hover{background:var(--ink-hover);border-color:var(--ink-hover);color:#fff}
.btn-danger{color:var(--danger);border-color:var(--danger)}
.btn-danger:hover{background:var(--danger-bg);border-color:var(--danger);color:var(--danger)}
.btn:disabled,.btn[aria-disabled=true]{background:var(--tag);color:var(--disabled);border-color:var(--border);cursor:default}
.iconbtn{height:32px;width:32px;display:inline-flex;align-items:center;justify-content:center;background:var(--surface);border:1px solid var(--border);border-radius:4px;color:var(--danger);cursor:pointer;flex:none}
.linkbtn{background:none;border:0;padding:0;display:inline-flex;align-items:center;gap:8px;color:inherit;cursor:pointer;font:inherit}
.input,select.input,textarea.input{height:var(--ctl);border:1px solid var(--border);border-radius:4px;padding:0 12px;background:var(--surface);width:100%}
textarea.input{height:auto;min-height:88px;padding:8px 12px;resize:vertical;line-height:1.5}
.field{display:flex;flex-direction:column;gap:4px;min-width:0}
.field>span,.field>legend{font-weight:500;padding:0}
fieldset.field{border:0;margin:0;padding:0}
.field-hint{font-size:14px;color:var(--text-2)}
.field-error{color:var(--danger);font-size:14px}
.row-2{display:grid;grid-template-columns:1fr;gap:16px}
.check-grid{display:grid;grid-template-columns:1fr;gap:8px 24px}
.check{display:flex;align-items:center;gap:8px;min-height:32px;cursor:pointer}
.check input{width:20px;height:20px;margin:0;accent-color:var(--ink);flex:none}
.radio-row{display:flex;gap:24px;flex-wrap:wrap}

/* upload (แบบ 1c: ฟอร์ม 640 · พื้นที่วาง 220/180 เส้นประ · รายการไฟล์แถว 8 16 · ปุ่มถังขยะ 32 แดง) */
.form-640{display:flex;flex-direction:column;gap:24px;width:100%;max-width:640px}
.dropzone{min-height:180px;border:2px dashed var(--border);border-radius:4px;background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--text-2);text-align:center;padding:24px}
.dropzone.drag{border-color:var(--ink);background:var(--paper)}
.dropzone>div:first-of-type{color:var(--text)}
.dz-actions{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap;justify-content:center}
.attach-list{list-style:none;margin:0;padding:0}
.attach-row{padding:8px 16px;border-bottom:1px solid var(--border);display:flex;flex-direction:column;gap:6px}
.attach-row:last-child{border-bottom:0}
.attach-main{display:flex;align-items:center;gap:12px;min-width:0}
.attach-icon{flex:none;display:inline-flex}
.attach-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.attach-url{flex:1;min-width:0}
.attach-route{padding-left:36px;color:var(--text-2)}
.route-manual{color:var(--warning)} .route-ai,.route-office,.route-table,.route-text{color:var(--success)}
.attach-summary{padding-left:36px}
.progress{display:flex;flex-direction:column;gap:4px}
.progress-bar{height:6px;background:var(--tag);border-radius:4px;overflow:hidden;position:relative}
.progress-bar::after{content:"";position:absolute;left:0;top:0;bottom:0;width:inherit;background:var(--ink)}
#upload-bar{width:0;background:var(--ink);height:6px;border-radius:4px}
.form-actions{display:flex;justify-content:flex-end;padding-top:16px;border-top:1px solid var(--border)}
.m-actionbar{position:fixed;left:0;right:0;bottom:64px;background:var(--surface);border-top:1px solid var(--border);padding:12px 16px;display:flex;gap:8px;z-index:19}
.m-actionbar .btn-primary{flex:1}
body.page-upload.has-nav .content{padding-bottom:calc(64px + 68px + 24px)}

/* detail (แบบ 1d: 2fr 1fr gap 24 · แถวไฟล์ ไอคอน 24 · ปุ่มรับ · คอลัมน์รับแล้ว · dl · เส้นเวลา) */
.detail-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px}
.detail-sub{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:4px}
.detail-grid{display:grid;grid-template-columns:1fr;gap:24px}
.detail-side{order:-1;display:flex;flex-direction:column;gap:16px}
.file-row{display:grid;grid-template-columns:24px 1fr;gap:8px 12px;padding:12px 16px;border-bottom:1px solid var(--border)}
.file-row:last-of-type{border-bottom:0}
.file-icon{display:inline-flex;padding-top:2px}
.file-main{min-width:0;display:flex;flex-direction:column;gap:4px}
.file-name{overflow-wrap:anywhere}
.file-received{grid-column:2}
.file-actions{grid-column:2;display:flex;gap:8px;flex-wrap:wrap}
.summary-text{white-space:pre-wrap;background:var(--paper);border-radius:4px;padding:8px 12px}
.summary-edit summary{list-style:none} .summary-edit summary::-webkit-details-marker{display:none}
.summary-edit form{margin-top:8px;gap:8px}
.dl{margin:0;padding:8px 16px;display:flex;flex-direction:column}
.dl>div{display:grid;grid-template-columns:110px 1fr;gap:8px;padding:6px 0}
.dl dt{color:var(--text-2);font-size:14px;padding-top:2px} .dl dd{margin:0;min-width:0}
.timeline{list-style:none;margin:0;padding:0 0 0 16px;border-left:1px solid var(--border);display:flex;flex-direction:column;gap:12px}
.timeline li{position:relative}
.timeline li::before{content:"";position:absolute;left:-21px;top:9px;width:9px;height:9px;border-radius:50%;background:var(--ink)}

/* dialog (แบบ 1h: overlay rgba · กล่องขาว 384 padding 24 · หัว 20/700 · ปุ่มยกเลิก+ลบแดง ไม่มีปุ่มหลักน้ำเงิน) */
.dialog{border:1px solid var(--border);border-radius:4px;padding:24px;width:384px;max-width:calc(100% - 32px);background:var(--surface);color:var(--text)}
.dialog::backdrop{background:var(--overlay)}
.dialog-title{font-size:20px;font-weight:700;margin-bottom:8px}
.dialog ul{margin:0 0 16px;padding-left:20px}
.dialog-actions{display:flex;justify-content:flex-end;gap:8px}

/* chat (แบบ 1e: ข้อความไม่มีฟอง · ป้าย "คุณ/ผู้ช่วย · เวลา" · [n] กรอบ ink · แผงอ้างอิง 360 ขวา · มือถือ bottom sheet · ช่องพิมพ์ตรึงล่าง) */
.chat-layout{display:flex;flex-direction:column;min-height:calc(100vh - 32px)}
.chat-main{display:flex;flex-direction:column;flex:1;min-width:0}
.chat-head{display:flex;justify-content:space-between;align-items:center;gap:8px;padding-bottom:12px;border-bottom:1px solid var(--border);flex-wrap:wrap}
.chat-head-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.input-sm{height:40px;width:auto;max-width:200px}
.d-only-inline{display:none}
.chat-messages{flex:1;max-width:800px;padding:8px 0 16px}
.msg{padding:16px 0;border-top:1px solid var(--border)}
.msg:first-child{border-top:0}
.msg-label{font-size:14px;font-weight:500;color:var(--text-2);margin-bottom:4px}
.msg-body{overflow-wrap:anywhere}
.msg-cites{margin-top:8px}
.chat-empty{border:0;background:transparent}
.cite{display:inline-block;font-size:14px;font-weight:500;line-height:20px;min-width:24px;text-align:center;border:1px solid var(--ink);border-radius:4px;padding:0 4px;margin:0 2px;text-decoration:none;color:var(--ink);vertical-align:middle}
.cite.active,.cite:hover{background:var(--ink);color:#fff}
.chat-input{position:sticky;bottom:64px;background:var(--paper);padding:12px 0;display:flex;gap:8px;border-top:1px solid var(--border);z-index:5}
.chat-input .input{flex:1;min-width:0}
.cite-panel{position:fixed;left:0;right:0;bottom:0;background:var(--surface);border-top:1px solid var(--border);border-radius:4px 4px 0 0;max-height:70%;overflow:auto;padding:16px;transform:translateY(100%);transition:transform .15s;z-index:30}
.cite-panel.open{transform:none}
.cite-head{display:flex;align-items:center;gap:8px;font-weight:500;padding-bottom:8px;border-bottom:1px solid var(--border)}
.cite-head .linkbtn{margin-left:auto}
.cite-list{list-style:none;margin:0;padding:0}
.cite-item{padding:12px 0;border-bottom:1px solid var(--border)}
.cite-item.active{background:var(--paper)}
.cite-row{display:flex;gap:8px;align-items:flex-start}
.cite-num{flex:none;min-width:24px;height:20px;line-height:20px;text-align:center;font-size:14px;font-weight:500;background:var(--ink);color:#fff;border-radius:4px;padding:0 4px}
.cite-body{min-width:0;flex:1}
.cite-title{font-weight:500}
.cite-body blockquote{margin:8px 0;padding-left:12px;border-left:2px solid var(--border);color:var(--text-2);font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}
.cite-body a{display:inline-flex;align-items:center;gap:4px}
.sheet-overlay{position:fixed;inset:0;background:var(--overlay);z-index:29}
.sidebar-group{padding:8px 12px 0;border-top:1px solid var(--ink-hover);display:flex;flex-direction:column;gap:2px;overflow:hidden}
.sidebar-group-title{font-size:14px;color:var(--nav-muted);padding:8px 12px 4px}
.nav-sub{padding:6px 12px !important;font-size:14px}
.ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:block;min-width:0}

/* login (แบบ: กล่อง 400 กลางจอ · มือถือ padding 24 เต็มกว้าง · กล่องขาว padding 32/24) */
body.bare .content{padding:24px;min-height:100vh;display:flex;align-items:center;justify-content:center;max-width:none}
.login-box{width:100%;max-width:400px;display:flex;flex-direction:column;gap:24px}
.login-title{display:flex;flex-direction:column;gap:4px}
.login-title .org{color:var(--text-2);font-size:14px}
.login-title h1{font-size:24px;font-weight:700}
.login-form{padding:24px;display:flex;flex-direction:column;gap:16px}
.login-form .btn{margin-top:8px;width:100%}

/* states (แบบ 1h) */
.empty{padding:48px 24px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;color:var(--text-2)}
.empty-title{font-weight:500;color:var(--text)}
.empty .btn{margin-top:8px}
.toast{display:flex;gap:12px;padding:12px 16px;border-radius:4px;align-items:flex-start}
.toast-title{font-weight:500}
.toast-success{background:var(--success-bg);color:var(--success)}
.toast-warning{background:var(--warning-bg);color:var(--warning)}
.toast-danger{background:var(--danger-bg);color:var(--danger)}
.toast-muted{background:var(--tag);color:var(--text);border:1px solid var(--border)}
.toast svg{flex:none}

/* admin (แบบ 1f: แท็บ · แถบเครื่องมือ · ตารางแก้ในที่ สวิตช์ 36×20 มุม 4 · มือถือ = รายการ → หน้าแก้รายคน · ส่วนฝ่าย) */
.tabs{display:flex;gap:24px;border-bottom:1px solid var(--border);font-weight:500}
.tabs a{padding:8px 0;text-decoration:none;color:var(--text-2);border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs a:hover{color:var(--ink)}
.tabs a.active{color:var(--ink);border-color:var(--ink)}
.tabs-m{gap:16px;font-size:14px;border-bottom:0}
.tabs-m a{padding:0 0 4px;margin:0}
.admin-toolbar{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.admin-toolbar .count{margin-left:auto}
.filters{display:flex;flex-direction:column;gap:12px}
.select-wrap{display:flex;align-items:center;gap:8px;height:var(--ctl);border:1px solid var(--border);border-radius:4px;padding:0 12px;background:var(--surface)}
.select-wrap select{border:0;background:transparent;outline:0;flex:1;height:100%;padding:0;min-width:0}
.select-wrap:focus-within{outline:2px solid var(--ink);outline-offset:2px}
.m-header-edit{gap:4px}
.switch{position:relative;display:inline-flex;width:36px;height:20px;flex:none;cursor:pointer;vertical-align:middle}
.switch input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}
.switch-track{width:36px;height:20px;border-radius:4px;padding:2px;background:var(--border);display:flex;justify-content:flex-start;transition:background .15s}
.switch-knob{width:16px;height:16px;border-radius:2px;background:#fff}
.switch input:checked+.switch-track{background:var(--ink);justify-content:flex-end}
.switch input:focus-visible+.switch-track{outline:2px solid var(--ink);outline-offset:2px}
.switch input:disabled+.switch-track{opacity:.5}
.input-inline{height:32px;width:auto;max-width:100%;font-size:14px;padding:0 8px}
.table-admin td{padding:8px 16px;vertical-align:middle}
.table-admin .col-dept{width:260px} .table-admin .col-role{width:150px} .table-admin .col-perm{width:110px} .table-admin .col-state{width:150px}
.user-name{color:var(--text);text-decoration:none}
.user-name:hover{color:var(--ink);text-decoration:underline}
.row-inactive .user-name{color:var(--text-2)}
tr.busy{opacity:.6}
.m-row-user{flex-direction:row;align-items:center;gap:12px}
.m-row-main{flex:1;min-width:0}
.perm-rows{display:flex;flex-direction:column}
.perm-row{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;min-height:44px;border-bottom:1px solid var(--border);cursor:pointer}
.perm-row:last-child{border-bottom:0}
.stack-8{display:flex;flex-direction:column;gap:8px}
.stack-16{display:flex;flex-direction:column;gap:16px}
.form-actions{gap:8px}
.field>span.field-hint{font-weight:400}
.dept-list{list-style:none;margin:0;padding:0}
.dept-row{padding:8px 16px;border-bottom:1px solid var(--border)}
.dept-row:last-child{border-bottom:0}
.dept-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.dept-form .input{flex:1;min-width:180px}
.card-note{padding:8px 16px 12px}
body.page-admin.has-nav .content{padding-bottom:calc(64px + 68px + 24px)}

/* desktop ≥1024 (แบบ: แถบซ้าย 240 · เนื้อหา padding 32 40 · max 1120 · ช่องกรอก/ปุ่ม 40) */
@media (min-width:1024px){
  :root{--ctl:40px}
  body.has-nav{display:flex;min-height:100vh}
  .sidebar{display:flex;flex-direction:column;width:var(--sidebar);flex:none;background:var(--ink);color:#fff;padding:24px 0;position:sticky;top:0;height:100vh}
  .sidebar-head{padding:0 24px 24px;border-bottom:1px solid var(--ink-hover);display:flex;flex-direction:column;gap:4px}
  .sidebar-head .org{font-size:14px;color:var(--nav-muted);line-height:1.4}
  .sidebar-head .site{font-size:18px;font-weight:700;line-height:1.3}
  .sidebar-nav{display:flex;flex-direction:column;padding:16px 12px;gap:4px}
  .nav-item{display:flex;align-items:center;gap:12px;padding:8px 12px;border-radius:4px;color:#fff;text-decoration:none}
  .nav-item:hover{background:var(--ink-hover);color:#fff}
  .nav-item.active{background:var(--ink-hover);font-weight:500}
  .sidebar-foot{margin-top:auto;padding:16px 24px 0;border-top:1px solid var(--ink-hover);font-size:14px;display:flex;flex-direction:column;gap:8px}
  .sidebar-foot .me{font-size:16px} .sidebar-foot .me-sub{color:var(--nav-muted)}
  .sidebar-foot .linkbtn{color:#fff}
  .content{flex:1;padding:32px 40px 96px;gap:24px;max-width:calc(var(--content-max) + 80px)}
  body.has-nav .content,body.page-upload.has-nav .content{padding-bottom:96px}
  .bottomnav,.m-header,.m-only,.m-actionbar{display:none !important}
  .m-only-inline{display:none !important}
  .d-only{display:block !important}
  .fab,.fab-hide-m{display:inline-flex;right:40px;bottom:32px}
  .m-list{display:none}
  body.bare .content{padding:40px}
  .login-form{padding:32px}
  .row-2{grid-template-columns:1fr 1fr}
  .check-grid{grid-template-columns:1fr 1fr}
  .dropzone{min-height:220px}
  .detail-grid{grid-template-columns:2fr 1fr}
  .detail-side{order:0}
  body.page-chat .content{padding:0;max-width:none}
  .chat-layout{flex-direction:row;min-height:100vh}
  .chat-main{padding:24px 40px 0;max-width:calc(800px + 80px)}
  .chat-messages{padding:16px 0 24px}
  .chat-input{bottom:0;padding:16px 0}
  .cite-panel{position:sticky;top:0;left:auto;right:auto;bottom:auto;width:360px;flex:none;max-height:100vh;height:100vh;border-top:0;border-left:1px solid var(--border);border-radius:0;transform:none;transition:none;margin-left:auto}
  .sheet-overlay{display:none !important}
  .d-only-inline{display:inline-flex}
  .filters{flex-direction:row;align-items:center;gap:16px}
  .admin-toolbar .search{width:300px}
}

/* แถวไฟล์ 4 คอลัมน์ (ไอคอน · ชื่อ · รับแล้ว 200 · ปุ่ม) เฉพาะ ≥1366 — audit 2026-09-09 #1: ที่ 1024–1365 คอลัมน์ซ้าย 2fr
   เหลือให้ชื่อไฟล์ไม่กี่ px ชื่อตกบรรทัดทีละอักขระ จึงคงแบบซ้อนบรรทัด (รับแล้ว/ปุ่ม ใต้ชื่อ) ไว้จนถึง 1365 */
@media (min-width:1366px){
  .file-row{grid-template-columns:24px 1fr 200px auto;align-items:start}
  .file-received,.file-actions{grid-column:auto}
}

/* หน้าอัปโหลดแบบ "เลือกไฟล์ = อัปโหลดทันที" + หน้ารายละเอียดแก้ข้อมูลเอกสาร (คำสั่งเจ้าของ 2026-09-09 16:1x) */
.dropzone .dz-actions{margin-top:0}
.dropzone.busy{opacity:.6;pointer-events:none}
.more-details{padding:12px 16px;border:1px solid var(--border);border-radius:4px;background:var(--surface);display:flex;flex-direction:column;gap:12px}
/* 2026-09-10 คำสั่งเจ้าของ: "รายละเอียดเพิ่มเติม" แสดงเปิดเสมอทุกขนาดจอ (เดิมเป็น <details> พับ ผู้ใช้ไม่เห็น) */
.more-details-title{font-weight:600}
.input-attention{outline:2px solid var(--danger, #b42318);outline-offset:2px}   /* ช่องที่ต้องกรอกก่อนส่ง (คำอธิบายไฟล์เมื่อมีไฟล์ที่ API ไม่วิเคราะห์) */
.doc-edit{padding:12px 16px;margin-top:12px}
.doc-edit-form{display:flex;flex-direction:column;gap:12px}
.doc-edit .check-grid{grid-template-columns:1fr}

/* Explorer (DESIGN §3.8 · v8 nested folders · owner 2026-09-10 16:3x "จำลอง windows explore … มีปุ่ม back" · 17:0x): folder rows before file rows,
   breadcrumb, Back link, "new folder here" — same .table / .m-row, no new library */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:14px;color:var(--text-2)}
.crumbs a{color:var(--ink);text-decoration:none}
.crumbs a:hover{text-decoration:underline}
.crumbs .sep{color:var(--disabled)}
.crumbs .here{color:var(--text);font-weight:500}
.folder-title{display:inline-flex;align-items:center;gap:10px;font-size:18px;color:var(--text);text-decoration:none;line-height:1.4}
.folder-title svg{color:var(--ink);flex:none}
.folder-title:hover span{color:var(--ink);text-decoration:underline}
.table-explorer tr.row-folder td{vertical-align:middle}
.table-explorer tr.section-row td{font-size:14px;color:var(--text-2);background:var(--paper);padding:6px 16px}
.m-folder{flex-direction:row;align-items:center;gap:12px}
.m-folder .folder-ic{color:var(--ink);flex:none}
.m-folder .m-row-main{flex:1;min-width:0}
.m-folder .chev{color:var(--text-2);flex:none}
.m-section{padding:8px 16px;font-size:14px;color:var(--text-2);background:var(--paper);border-bottom:1px solid var(--border)}
.explorer-actions{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center}
.new-folder summary{list-style:none}
.new-folder summary::-webkit-details-marker{display:none}
.new-folder-form{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap;align-items:center}
.new-folder-form .input{flex:1;min-width:180px}
.sort-links{margin-left:auto}
.sort-links a{text-decoration:none}
.sort-links a:hover{text-decoration:underline}

/* Windows Explorer look (owner 2026-09-10 17:3x "ตรงไหนที่เหมือน windows explorer"): top bar (Back · address · search) · toolbar · navigation
   pane (tree) · content pane (tiles or details) · status bar — desktop only; the phone keeps the list layout */
:root{--folder:#E9B949}
.explorer{display:flex;flex-direction:column;border:1px solid var(--border);border-radius:4px;background:var(--surface);min-height:calc(100vh - 160px)}
.ex-topbar{display:flex;align-items:center;gap:8px;padding:8px 12px;border-bottom:1px solid var(--border)}
.ex-btn{height:36px;padding:0 10px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);border-radius:4px;color:var(--text);text-decoration:none;font-size:14px;background:var(--surface);white-space:nowrap}
.ex-btn:hover{border-color:var(--ink);color:var(--ink)}
.ex-btn[aria-disabled=true]{color:var(--disabled);border-color:var(--border)}
.ex-address{flex:1;display:flex;align-items:center;gap:4px;height:36px;border:1px solid var(--border);border-radius:4px;padding:0 10px;font-size:14px;min-width:0;overflow:hidden;white-space:nowrap;color:var(--text)}
.ex-address>svg{color:var(--folder);flex:none;margin-right:4px}
.ex-address a{color:var(--text);text-decoration:none;padding:2px 6px;border-radius:4px}
.ex-address a:hover{background:var(--paper);color:var(--ink)}
.ex-address .sep{color:var(--disabled)}
.ex-address .here{font-weight:500;padding:2px 6px}
.ex-search{width:300px;height:36px;flex:none}
.ex-toolbar{display:flex;align-items:center;gap:8px;padding:8px 12px;border-bottom:1px solid var(--border);flex-wrap:wrap;font-size:14px}
.ex-toolbar .btn{height:34px;padding:0 12px;font-size:14px}
.ex-tools{margin-left:auto;white-space:nowrap}
.ex-tools a{text-decoration:none}
.ex-tools a:hover{text-decoration:underline}
.ex-tools .sep{color:var(--disabled);margin:0 6px}
.ex-body{display:flex;flex:1;min-height:0}
.ex-tree{width:240px;flex:none;border-right:1px solid var(--border);padding:8px 0;overflow:auto;font-size:14px;background:var(--paper)}
.ex-tree details>summary{list-style:none;cursor:pointer}
.ex-tree summary::-webkit-details-marker{display:none}
.tree-link{display:flex;align-items:center;gap:6px;padding:5px 12px;color:var(--text);text-decoration:none;white-space:nowrap;overflow:hidden}
.tree-link:hover{background:var(--tag)}
.tree-link.active{background:var(--ink);color:#fff}
.tree-link.active .tree-ic,.tree-link.active .tree-count{color:#fff}
.tree-link.ancestor{font-weight:500}
.tree-ic{flex:none;color:var(--folder)}
.tree-root .tree-ic{color:var(--ink)}
.tree-loose .tree-ic{color:var(--text-2)}
.tree-name{overflow:hidden;text-overflow:ellipsis;min-width:0}
.tree-count{margin-left:auto;font-size:12px;color:var(--text-2);padding-left:8px}
.ex-content{flex:1;min-width:0;padding:12px 16px;overflow:auto}
.ex-content .empty{border:0}
.ex-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:6px}
.tile{border:1px solid transparent;border-radius:4px;padding:10px 6px;text-align:center}
.tile:hover{background:var(--paper);border-color:var(--border)}
.tile a{display:flex;flex-direction:column;align-items:center;gap:4px;text-decoration:none;color:var(--text);font-size:14px;line-height:1.35;min-height:110px}
.tile .tile-ic{color:var(--folder);flex:none}
.tile-file .tile-ic{color:var(--ink)}
.tile-ic-dept{color:var(--ink) !important}
.tile .t-name{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word;max-width:100%}
.tile .t-meta{font-size:12px;color:var(--text-2)}
.tile .status-inline{font-size:12px}
.ex-group{font-size:14px;color:var(--text-2);margin:12px 0 6px;padding-bottom:4px;border-bottom:1px solid var(--border)}
.ex-status{border-top:1px solid var(--border);padding:6px 12px;font-size:13px;color:var(--text-2);display:flex;justify-content:space-between;gap:16px;background:var(--paper)}
.table-explorer .folder-ic{color:var(--folder)}
.m-folder .folder-ic{color:var(--folder)}
@media (min-width:1024px){
  body.page-explorer .content{max-width:none}
}
/* 0.6.4 (owner 2026-09-10 18:1x "แก้" on the usability analysis): confirm-once from the list row · the required step on the upload page · caps folded · manual box folded */
.btn-sm{height:28px;padding:0 10px;font-size:14px}
.folder-hint-row{display:flex;flex-wrap:wrap;align-items:center;gap:4px 8px;margin-top:4px;color:var(--text-2)}
.folder-hint-row span{display:inline-flex;align-items:center;gap:4px}
.folder-hint-row .confirm-form{display:inline-flex}
.tile .tile-hint{justify-content:center;font-size:12px;margin-top:2px}
.m-row-hint{padding:6px 16px 10px;border-bottom:1px solid var(--border);background:var(--paper);margin-top:0}
.m-row:has(+ .m-row-hint){border-bottom:0}
.more-details.required{border-color:var(--warning)}
.more-details .hint-required{color:var(--warning)}
.dz-caps{max-width:100%} .dz-caps summary{cursor:pointer;text-decoration:underline dotted}
.folder-manual summary{cursor:pointer;margin:4px 0}
/* 0.6.6 bulk select → trash (documents page) */
.sel-bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;padding:8px 12px;margin:0 0 8px;border:1px solid var(--danger);border-radius:4px;background:var(--danger-bg);color:var(--text)}
.table-explorer .col-sel{width:32px;text-align:center}
.sel-doc{width:18px;height:18px;cursor:pointer;accent-color:var(--ink);margin:0}
.tile{position:relative}
.tile .tile-sel{position:absolute;left:6px;top:6px;z-index:1}
.m-row-wrap{display:flex;align-items:stretch;background:var(--surface)}
.m-row-wrap .m-row{flex:1;min-width:0}
.m-sel{display:flex;align-items:center;padding:0 0 0 12px;border-bottom:1px solid var(--border)}
.m-row-wrap:has(+ .m-row-hint) .m-row,.m-row-wrap:has(+ .m-row-hint) .m-sel{border-bottom:0}
@media (max-width:1023px){.sel-bar{position:fixed;left:8px;right:8px;bottom:132px;z-index:22;box-shadow:0 2px 8px rgba(0,0,0,.15)}}
/* 0.6.5 login "จดจำการเข้าสู่ระบบ" */
.login-form .remember{display:flex;gap:8px;align-items:flex-start;font-weight:400;line-height:1.4}
.login-form .remember input{margin-top:4px;flex:none}