/* ==========================================================
   MY OFFICE - โรงเรียนบางบาล
   ดีไซน์แบบมินิมอล เรียบ อ่านง่าย ใช้สีฟ้า-ชมพูจากตราโรงเรียน
   เป็นสีเน้นเฉพาะจุด ไม่ฉูดฉาด
   ========================================================== */
:root{
  --blue:#2B9CC9;          /* ฟ้า (ลดความสด) */
  --blue-dark:#1B7CA5;
  --blue-tint:#EDF7FC;
  --pink:#D9558E;          /* ชมพู (ลดความสด) */
  --pink-dark:#B33F72;
  --pink-tint:#FBEFF5;
  --ink:#1F2937;
  --ink-soft:#374151;
  --muted:#6B7280;
  --line:#E5E7EB;
  --line-soft:#F1F3F6;
  --bg:#F7F9FB;
  --white:#fff;
  --ok:#12855F;
  --ok-tint:#E9F6F1;
  --warn:#9A6510;
  --warn-tint:#FDF4E7;
  --danger:#B4433F;
  --danger-tint:#FBEEEE;
  --radius:12px;
  --shadow:0 1px 2px rgba(16,24,40,.05);
  --shadow-md:0 4px 14px rgba(16,24,40,.07);
}
/* ฟอนต์ราชการไทยสำหรับข้อความที่วางลงบนเอกสาร PDF */
@font-face{
  font-family:'THSarabunNew';
  src:url('../fonts/THSarabunNew.ttf') format('truetype');
  font-weight:400;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'THSarabunNew';
  src:url('../fonts/THSarabunNew-Bold.ttf') format('truetype');
  font-weight:700;font-style:normal;font-display:swap;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{
  font-family:'Sarabun','Noto Sans Thai','Leelawadee UI',-apple-system,'Segoe UI',sans-serif;
  background:var(--bg);color:var(--ink);font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
  display:flex;flex-direction:column;min-height:100vh;
  overflow-x:hidden;
}
img{height:auto}
a{color:var(--blue-dark);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
h1,h2,h3{line-height:1.35}

/* ---------- Header ---------- */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:relative}
.topbar::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--blue),var(--pink))}
.topbar-in{max-width:1180px;margin:0 auto;padding:14px 18px;display:flex;align-items:center;gap:13px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}
.brand:hover{text-decoration:none}
.brand img{width:44px;height:44px;object-fit:contain;flex:none}
.brand-txt b{display:block;font-size:1.08rem;font-weight:700;letter-spacing:.2px;line-height:1.3}
.brand-txt span{display:block;font-size:.8rem;color:var(--muted)}
.top-right{margin-left:auto;display:flex;align-items:center;gap:8px}
.chip-user{font-size:.88rem;color:var(--muted);padding-right:6px}
.chip-user b{font-weight:600;color:var(--ink)}
.icon-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:9px;background:#fff;border:1px solid var(--line);
  color:var(--ink-soft);font-size:1rem;text-decoration:none}
.icon-btn:hover{background:var(--blue-tint);border-color:var(--blue);text-decoration:none}
.dot{position:absolute;top:-6px;right:-6px;min-width:18px;height:18px;border-radius:999px;
  background:var(--pink);color:#fff;font-size:.68rem;line-height:18px;text-align:center;
  padding:0 5px;font-weight:600}

/* ---------- Navigation ---------- */
.nav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav{position:sticky}
.nav-in{max-width:1180px;margin:0 auto;padding:0 12px;display:flex;gap:2px;align-items:stretch}
.nav a{display:inline-flex;align-items:center;gap:7px;padding:12px 14px;
  color:var(--muted);font-weight:600;font-size:.92rem;white-space:nowrap;
  border-bottom:2px solid transparent}
.nav a:hover{color:var(--ink);text-decoration:none;background:var(--line-soft)}
.nav a.active{color:var(--blue-dark);border-bottom-color:var(--blue)}
.nav a .n{background:var(--pink-tint);color:var(--pink-dark);border-radius:999px;
  font-size:.72rem;padding:0 7px;font-weight:700}
.nav a.active .n{background:var(--pink);color:#fff}

/* ปุ่ม "เพิ่มเติม" และเมนูย่อย */
.nav{position:sticky}
.nav-more-btn{display:inline-flex;align-items:center;gap:7px;padding:12px 14px;font:inherit;
  font-weight:600;font-size:.92rem;color:var(--muted);background:none;border:0;border-bottom:2px solid transparent;
  cursor:pointer;white-space:nowrap;margin-left:auto}
.nav-more-btn:hover{color:var(--ink);background:var(--line-soft)}
.nav-more-btn[aria-expanded="true"]{color:var(--blue-dark);border-bottom-color:var(--blue)}
.nav-more-menu{position:absolute;right:12px;top:100%;background:#fff;border:1px solid var(--line);
  border-radius:11px;box-shadow:0 10px 30px rgba(16,24,40,.14);min-width:236px;padding:6px;
  display:none;z-index:70}
.nav-more-menu.open{display:block}
.nav-more-menu a{display:flex;align-items:center;gap:9px;padding:10px 12px;border-radius:8px;
  color:var(--ink-soft);font-size:.91rem;font-weight:600;border:0;white-space:nowrap}
.nav-more-menu a:hover{background:var(--line-soft);color:var(--ink);text-decoration:none}
.nav-more-menu a.active{background:var(--blue-tint);color:var(--blue-dark)}
.nav-more-menu a.danger{color:var(--danger);border-top:1px solid var(--line-soft);border-radius:0 0 8px 8px;margin-top:4px}

/* ---------- Layout ---------- */
.wrap{max-width:1180px;margin:0 auto;padding:24px 16px 44px;width:100%;flex:1}
.page-head{display:flex;align-items:flex-end;gap:14px;flex-wrap:wrap;margin-bottom:20px}
.page-head h1{margin:0;font-size:1.32rem;font-weight:700}
.page-head h1 .em{color:var(--pink-dark)}
.page-head .sub{color:var(--muted);font-size:.9rem;margin:2px 0 0}
.page-head .spacer{margin-left:auto}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);margin-bottom:18px;overflow:hidden}
.card-head{padding:13px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}
.card-head h2{margin:0;font-size:1rem;font-weight:700}
.card-head .spacer{margin-left:auto}
.pad{padding:18px}
.center{text-align:center}
.muted{color:var(--muted)}
.danger{color:var(--danger)}
.ok{color:var(--ok)}
.small{font-size:.87rem}
.mt{margin-top:14px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

/* ---------- Stat cards ---------- */
.stat{display:flex;align-items:center;gap:13px;padding:16px;border-radius:var(--radius);
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
  text-decoration:none;color:inherit;transition:border-color .15s ease,box-shadow .15s ease}
.stat:hover{border-color:var(--blue);box-shadow:var(--shadow-md);text-decoration:none}
.stat .ic{width:42px;height:42px;border-radius:10px;display:grid;place-items:center;
  font-size:1.15rem;flex:none;background:var(--line-soft)}
.stat .ic.c1{background:var(--blue-tint)}
.stat .ic.c2{background:var(--pink-tint)}
.stat .ic.c3{background:#F1F0FB}
.stat .ic.c4{background:var(--ok-tint)}
.stat b{display:block;font-size:1.45rem;line-height:1.25;font-weight:700}
.stat span{color:var(--muted);font-size:.87rem}

/* ---------- Forms ---------- */
label.lb{display:block;font-weight:600;margin:0 0 6px;font-size:.9rem;color:var(--ink-soft)}
label.lb .req{color:var(--pink-dark)}
.input,select,textarea{
  width:100%;padding:10px 13px;border:1px solid var(--line);border-radius:9px;font:inherit;
  background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);
  box-shadow:0 0 0 3px rgba(43,156,201,.14)}
textarea{min-height:88px;resize:vertical}
.field{margin-bottom:16px}
.help{color:var(--muted);font-size:.83rem;margin-top:5px}
.file-drop{display:block;border:1px dashed var(--blue);background:var(--blue-tint);
  border-radius:10px;padding:24px;text-align:center;cursor:pointer}
.file-drop:hover{background:#E3F2FA}
.file-drop.has{border-color:var(--pink);background:var(--pink-tint)}
.file-drop .big{font-size:1.8rem;line-height:1;margin-bottom:4px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;cursor:pointer;
  padding:10px 18px;border-radius:9px;border:1px solid var(--blue);font:inherit;font-weight:600;
  font-size:.92rem;background:var(--blue);color:#fff;text-decoration:none;
  transition:background .15s,border-color .15s,color .15s}
.btn:hover{background:var(--blue-dark);border-color:var(--blue-dark);color:#fff;text-decoration:none}
.btn:disabled,.btn.disabled{opacity:.5;cursor:not-allowed}
.btn.pink{background:var(--pink);border-color:var(--pink)}
.btn.pink:hover{background:var(--pink-dark);border-color:var(--pink-dark)}
.btn.ghost{background:#fff;color:var(--ink-soft);border-color:var(--line)}
.btn.ghost:hover{background:var(--line-soft);color:var(--ink);border-color:#D3D8DF}
.btn.danger{background:var(--danger);border-color:var(--danger)}
.btn.danger:hover{background:#98322F;border-color:#98322F}
.btn.ok{background:var(--ok);border-color:var(--ok)}
.btn.ok:hover{background:#0C6B4C;border-color:#0C6B4C}
.btn.sm{padding:6px 12px;font-size:.85rem;border-radius:8px}
.btn.block{width:100%}
.btn-row{display:flex;gap:9px;flex-wrap:wrap}

/* ---------- Table ---------- */
.table-wrap{overflow-x:auto}
table.tb{width:100%;border-collapse:collapse;min-width:620px}
table.tb th{background:#FAFBFC;color:var(--muted);text-align:left;padding:11px 14px;
  font-size:.82rem;font-weight:700;border-bottom:1px solid var(--line);white-space:nowrap;
  letter-spacing:.02em}
table.tb td{padding:12px 14px;border-bottom:1px solid var(--line-soft);vertical-align:middle}
table.tb tr:last-child td{border-bottom:none}
table.tb tbody tr:hover{background:#FBFCFD}
table.tb .nowrap{white-space:nowrap}

/* ---------- Badges ---------- */
.badge{display:inline-block;padding:2px 10px;border-radius:6px;font-size:.8rem;
  font-weight:600;white-space:nowrap;border:1px solid transparent}
.st-draft{background:#F1F3F6;color:#4B5563;border-color:#DDE2E9}
.st-wait{background:var(--warn-tint);color:var(--warn);border-color:#F3E3C8}
.st-wait2{background:#F2F1FB;color:#57499E;border-color:#E2DFF5}
.st-send{background:var(--blue-tint);color:var(--blue-dark);border-color:#D3EBF7}
.st-done{background:var(--ok-tint);color:var(--ok);border-color:#CDE9DE}
.st-reject{background:var(--danger-tint);color:var(--danger);border-color:#F0D6D5}
.badge.pink{background:var(--pink-tint);color:var(--pink-dark);border-color:#F2D9E5}
.badge.pri-1{background:var(--warn-tint);color:var(--warn);border-color:#F3E3C8}
.badge.pri-2{background:var(--pink-tint);color:var(--pink-dark);border-color:#F2D9E5}
.badge.pri-3{background:var(--danger-tint);color:var(--danger);border-color:#F0D6D5;font-weight:700}
tr.row-urgent{background:#FFFBF4}
tr.row-most{background:#FDF3F3}
.badge.gray{background:var(--line-soft);color:var(--muted);border-color:var(--line)}

/* ---------- Alerts ---------- */
.alert{padding:12px 15px;border-radius:9px;margin-bottom:16px;border:1px solid;font-size:.92rem}
.alert.success{background:var(--ok-tint);border-color:#CDE9DE;color:#0B5A41}
.alert.error{background:var(--danger-tint);border-color:#F0D6D5;color:#8E332F}
.alert.info{background:var(--blue-tint);border-color:#D3EBF7;color:var(--blue-dark)}
.alert.warn{background:var(--warn-tint);border-color:#F3E3C8;color:var(--warn)}

/* ---------- แถบความคืบหน้าของเอกสาร ---------- */
.track{list-style:none;margin:0;padding:0;position:relative}
.track li{position:relative;padding:0 0 16px 34px;min-height:34px}
.track li::before{content:"";position:absolute;left:12px;top:22px;bottom:-2px;width:2px;background:var(--line)}
.track li:last-child::before{display:none}
.track .dot{position:absolute;left:0;top:0;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;font-size:.85rem;font-weight:700;
  background:#fff;border:2px solid var(--line);color:var(--muted)}
.track b{display:block;font-weight:600;font-size:.95rem;line-height:1.4;color:var(--muted)}
.track .who{display:block;font-size:.84rem;color:var(--muted)}
.track li.s-done .dot{background:var(--ok);border-color:var(--ok);color:#fff}
.track li.s-done b{color:var(--ink)}
.track li.s-done::before{background:var(--ok)}
.track li.s-now .dot{background:var(--pink);border-color:var(--pink);color:#fff;
  box-shadow:0 0 0 5px rgba(217,85,142,.16)}
.track li.s-now b{color:var(--pink-dark);font-weight:700}
.track li.s-now .who{color:var(--ink-soft)}
.track li.s-skip .dot{border-style:dashed}
.track li.s-skip b,.track li.s-skip .who{color:#9CA3AF}

/* รายการการดำเนินการที่ผ่านมา (ไม่แสดงวันเวลา) */
.log-list{list-style:none;margin:0;padding:0}
.log-list li{padding:9px 0;border-bottom:1px solid var(--line-soft)}
.log-list li:last-child{border-bottom:none}
.log-list b{font-weight:600;font-size:.93rem}
.log-list .tm{color:var(--muted);font-size:.83rem}

/* ---------- Timeline ---------- */
.timeline{list-style:none;margin:0;padding:0 0 0 22px;position:relative}
.timeline::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;background:var(--line)}
.timeline li{position:relative;padding:0 0 15px 6px}
.timeline li::before{content:"";position:absolute;left:-21px;top:9px;width:10px;height:10px;
  border-radius:50%;background:#fff;border:2px solid var(--blue)}
.timeline li.pink::before{border-color:var(--pink)}
.timeline b{display:block;font-weight:600}
.timeline .tm{color:var(--muted);font-size:.83rem}

/* ---------- Folder cards ---------- */
.folder{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;text-align:center;box-shadow:var(--shadow);color:inherit;text-decoration:none;
  transition:border-color .15s,box-shadow .15s}
.folder:hover{border-color:var(--blue);box-shadow:var(--shadow-md);text-decoration:none}
.folder .fi{font-size:2rem;line-height:1;margin-bottom:8px}
.folder b{display:block;font-size:.98rem;font-weight:700;margin-bottom:2px}
.folder span{color:var(--muted);font-size:.86rem}

/* ---------- Login ---------- */
.login-bg{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:var(--bg)}
.login-card{background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:0 6px 30px rgba(16,24,40,.07);width:100%;max-width:400px;padding:32px 28px;text-align:center;
  position:relative;overflow:hidden}
.login-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--blue),var(--pink))}
.login-card img.logo{width:96px;height:96px;object-fit:contain;margin-bottom:8px}
.login-card h1{margin:0 0 2px;font-size:1.3rem;font-weight:700;color:var(--ink);letter-spacing:.04em}
.login-card h2{margin:0 0 20px;font-size:.95rem;color:var(--muted);font-weight:400}
.login-card .field{text-align:left}
.login-foot{margin-top:18px;padding-top:14px;border-top:1px solid var(--line-soft);
  font-size:.82rem;color:var(--muted);line-height:1.6}

/* ---------- ตัวเลือกผู้รับ ---------- */
.people{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:9px}
.person{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:9px;
  padding:10px 12px;cursor:pointer;background:#fff;transition:border-color .12s,background .12s}
.person:hover{border-color:var(--blue)}
.person input{width:17px;height:17px;accent-color:var(--blue);flex:none}
.person.sel{border-color:var(--blue);background:var(--blue-tint)}
.person .nm{display:block;font-weight:600;font-size:.92rem;line-height:1.35}
.person .ps{display:block;color:var(--muted);font-size:.8rem}
.person .li{display:block;color:var(--ok);font-size:.76rem;font-weight:600}

/* ---------- หน้าเซ็นเอกสาร ---------- */
.sign-layout{display:grid;grid-template-columns:1fr 320px;gap:16px;align-items:start}
.pdf-stage{background:#EDEFF2;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;overflow:auto;max-height:78vh;text-align:center}
.pdf-page{position:relative;display:inline-block;margin:0 auto 16px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow-md);line-height:0}
.pdf-page canvas{display:block}
.sign-box{position:absolute;border:1px dashed var(--pink);background:rgba(217,85,142,.05);
  cursor:move;touch-action:none;z-index:5}
.sign-box img{width:100%;height:100%;object-fit:contain;pointer-events:none;user-select:none}
.sign-box .rz{position:absolute;right:-8px;bottom:-8px;width:17px;height:17px;border-radius:50%;
  background:var(--pink);border:2px solid #fff;cursor:nwse-resize}
.sign-box .del{position:absolute;left:-10px;top:-10px;width:20px;height:20px;border-radius:50%;
  background:var(--danger);color:#fff;border:2px solid #fff;font-size:.72rem;line-height:16px;
  text-align:center;cursor:pointer;font-weight:700;z-index:2}
.sign-box.active{border-color:var(--blue);background:rgba(43,156,201,.08)}
.sign-box.is-text{border-style:solid;border-color:rgba(43,156,201,.5)}
.pdf-page-tag{position:absolute;left:6px;top:6px;background:rgba(43,156,201,.92);color:#fff;
  font-size:12px;padding:2px 10px;border-radius:99px;z-index:2;line-height:1.6}

/* แถบเครื่องมือด้านข้างของหน้าลงนาม */
.tool-chips{display:flex;flex-wrap:wrap;gap:6px}
.tool-chips button{font:inherit;font-size:.82rem;font-weight:600;cursor:pointer;
  background:#fff;border:1px solid var(--line);border-radius:99px;padding:5px 12px;color:var(--ink-soft)}
.tool-chips button:hover{border-color:var(--pink);background:var(--pink-tint);color:var(--pink-dark)}
.tool-row{display:flex;gap:8px;align-items:center}
.tool-row .input{flex:1}
.side-panel{position:sticky;top:70px}
.sig-preview{border:1px dashed var(--line);border-radius:9px;padding:10px;background:#fff;
  text-align:center;min-height:88px;display:grid;place-items:center}
.sig-preview img{max-height:80px}
#padWrap{border:1px solid var(--line);border-radius:9px;background:#fff;overflow:hidden}
#pad{display:block;width:100%;height:170px;touch-action:none;cursor:crosshair}

/* ---------- กล่องข้อความของระบบ (แทน confirm/alert ของเบราว์เซอร์) ---------- */
.mo-dialog-back{position:fixed;inset:0;background:rgba(17,24,39,.5);z-index:9999;
  display:flex;align-items:center;justify-content:center;padding:20px;
  opacity:0;transition:opacity .16s ease;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}
.mo-dialog-back.show{opacity:1}
.mo-dialog{background:#fff;border-radius:14px;width:100%;max-width:400px;
  box-shadow:0 20px 50px rgba(16,24,40,.28);overflow:hidden;
  transform:translateY(10px) scale(.98);transition:transform .16s ease}
.mo-dialog-back.show .mo-dialog{transform:none}
.mo-dialog-head{padding:14px 18px 0;font-weight:700;font-size:1rem}
.mo-dialog-body{padding:16px 18px;font-size:.95rem;line-height:1.7;color:var(--ink-soft)}
.mo-dialog-foot{display:flex;gap:8px;justify-content:flex-end;padding:0 18px 16px}
.mo-dialog-foot .btn{min-width:96px}

/* ---------- เมนูเมื่อแตะบนเอกสาร ---------- */
.doc-menu{position:fixed;z-index:9998;background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:0 14px 40px rgba(16,24,40,.22);width:252px;overflow:hidden;
  animation:docMenuIn .12s ease-out}
@keyframes docMenuIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.doc-menu-head{display:flex;align-items:center;gap:6px;padding:9px 12px;font-size:.8rem;font-weight:700;
  color:var(--muted);background:var(--line-soft);border-bottom:1px solid var(--line)}
.doc-menu-head button{background:none;border:0;font:inherit;font-size:1.15rem;line-height:1;
  color:var(--blue-dark);cursor:pointer;padding:0 4px}
.doc-menu-list{max-height:min(56vh,380px);overflow:auto;padding:5px}
.doc-menu-list button{display:flex;align-items:center;gap:10px;width:100%;text-align:left;
  background:none;border:0;font:inherit;font-size:.92rem;color:var(--ink-soft);
  padding:10px 11px;border-radius:8px;cursor:pointer}
.doc-menu-list button:hover{background:var(--blue-tint);color:var(--blue-dark)}
.doc-menu-list .ic{width:22px;text-align:center;flex:none;font-size:1rem}
.doc-menu-list .tx{flex:1;line-height:1.35}
.doc-menu-list .ar{color:var(--muted)}
.doc-menu-list img{width:26px;height:26px;object-fit:contain;flex:none}
.pdf-stage{position:relative}
.stage-hint{position:sticky;top:0;z-index:3;background:rgba(43,156,201,.94);color:#fff;
  font-size:.84rem;font-weight:600;padding:7px 12px;border-radius:8px;margin-bottom:10px;
  display:inline-block}
@media (max-width:700px){
  .doc-menu{width:min(88vw,270px)}
  .doc-menu-list button{padding:12px 11px;font-size:.95rem}
}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;background:rgba(17,24,39,.45);display:none;align-items:center;
  justify-content:center;padding:18px;z-index:200}
.modal.show{display:flex}
.modal-box{background:#fff;border-radius:14px;max-width:540px;width:100%;max-height:88vh;
  overflow:auto;box-shadow:0 20px 50px rgba(16,24,40,.2)}

/* ---------- Footer ---------- */
.foot{background:#fff;border-top:1px solid var(--line);color:var(--muted);
  margin-top:auto;padding:22px 16px;text-align:center;font-size:.87rem}
.foot .in{max-width:1180px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:3px}
.foot img{width:36px;height:36px;margin-bottom:5px;opacity:.95}
.foot b{font-weight:700;color:var(--ink)}
.foot .cr{color:var(--ink-soft)}
.foot .cr span{border-top:1px solid var(--line-soft);padding-top:7px;margin-top:5px;display:inline-block}

/* ---------- Print ---------- */
@media print{.topbar,.nav,.foot,.btn-row,.no-print{display:none!important}
  .card{box-shadow:none;border:1px solid #ccc}}

/* ==========================================================
   Responsive — รองรับ มือถือ / แท็บเล็ต / ไอแพด / โน้ตบุ๊ก / จอใหญ่
   ========================================================== */

/* จอกว้างมาก */
@media (min-width:1500px){
  .wrap,.topbar-in,.nav-in,.foot .in{max-width:1320px}
}

/* โน้ตบุ๊กจอเล็ก */
@media (max-width:1200px){
  .sign-layout{grid-template-columns:1fr 300px}
  .g4{grid-template-columns:repeat(3,1fr)}
}

/* ไอแพดแนวนอน / แท็บเล็ตใหญ่ — สลับเป็นคอลัมน์เดียว จะได้ลากลายเซ็นถนัด */
@media (max-width:1080px){
  .sign-layout{grid-template-columns:1fr}
  .side-panel{position:static}
  .pdf-stage{max-height:62vh}
  .g4,.g3{grid-template-columns:repeat(2,1fr)}
}

/* แท็บเล็ตแนวตั้ง */
@media (max-width:860px){
  .wrap{padding:18px 14px 34px}
  .page-head h1{font-size:1.22rem}
  .g2{grid-template-columns:1fr}
  .people{grid-template-columns:repeat(auto-fill,minmax(190px,1fr))}
  table.tb{min-width:560px}
}

/* มือถือ */
@media (max-width:700px){
  body{font-size:15px}
  .topbar-in{padding:11px 14px;gap:10px}
  .brand img{width:38px;height:38px}
  .brand-txt b{font-size:.95rem;line-height:1.25}
  .brand-txt span{display:none}
  .chip-user{display:none}
  .icon-btn{width:36px;height:36px;font-size:.95rem}
  .nav-in{overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;
    scroll-snap-type:x proximity;padding:0 8px}
  .nav-in::-webkit-scrollbar{display:none}
  .nav a{padding:11px 12px;font-size:.88rem;scroll-snap-align:start}
  .nav-more-btn{padding:11px 12px;font-size:.88rem;margin-left:0;position:sticky;right:0;
    background:linear-gradient(90deg,rgba(255,255,255,0),#fff 22%);padding-left:20px}
  .nav-more-menu{left:8px;right:8px;min-width:0}
  .wrap{padding:14px 12px 28px}
  .page-head{gap:10px;margin-bottom:14px}
  .page-head h1{font-size:1.12rem}
  .page-head .spacer{display:none}
  .page-head .btn{flex:1 1 auto}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .grid{gap:12px}
  .card{border-radius:11px;margin-bottom:14px}
  .pad{padding:14px}
  .card-head{padding:12px 14px}
  /* ปุ่มกดง่ายด้วยนิ้ว */
  .btn{min-height:44px;padding:11px 16px}
  .btn.sm{min-height:36px;padding:7px 12px}
  .btn-row{gap:8px}
  .btn-row .btn{flex:1 1 46%}
  /* iOS ไม่ซูมหน้าจอตอนแตะช่องกรอก */
  .input,select,textarea{font-size:16px;padding:11px 13px}
  table.tb{min-width:520px}
  table.tb th,table.tb td{padding:10px}
  .people{grid-template-columns:1fr}
  .pdf-stage{max-height:58vh;padding:10px;overscroll-behavior:contain}
  .stamp-grid{grid-template-columns:repeat(3,1fr)}
  .stamp-item img{height:52px}
  .link-grid{grid-template-columns:repeat(2,1fr)!important}
  .sig-preview{min-height:76px}
  #pad{height:150px}
  .mo-dialog{max-height:82vh;overflow:auto}
  .tool-chips button{padding:7px 12px;font-size:.85rem}
  .foot{padding:18px 14px}
}

/* มือถือจอเล็ก */
@media (max-width:400px){
  .topbar-in{gap:8px}
  .brand-txt b{font-size:.88rem}
  .stat{padding:13px;gap:11px}
  .stat .ic{width:38px;height:38px;font-size:1rem}
  .stat b{font-size:1.25rem}
  .stamp-grid{grid-template-columns:repeat(2,1fr)}
  .btn-row .btn{flex:1 1 100%}
}

/* รองรับรอยบากของ iPhone */
@supports (padding:max(0px)){
  .topbar-in{padding-left:max(18px,env(safe-area-inset-left));padding-right:max(18px,env(safe-area-inset-right))}
  .wrap{padding-left:max(16px,env(safe-area-inset-left));padding-right:max(16px,env(safe-area-inset-right))}
  .foot{padding-bottom:max(22px,env(safe-area-inset-bottom))}
}

/* อุปกรณ์สัมผัส : กันการเลื่อนหน้าจอตอนลากลายเซ็น */
@media (hover:none){
  .sign-box{touch-action:none}
  .pdf-page{touch-action:pan-x pan-y}
  .btn:hover{transform:none}
}