:root{
  --bg:#f4f5f7;--card:#fff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;
  --primary:#2563eb;--primary-ink:#fff;--danger:#dc2626;--ok:#16a34a;--warn:#d97706;
  --nav:#0f172a;--nav-ink:#cbd5e1;--radius:12px;
}
@media (prefers-color-scheme: dark){
  :root{--bg:#0b0f17;--card:#151b26;--text:#e5e7eb;--muted:#94a3b8;--line:#263041;--nav:#05080d}
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Sukhumvit Set","Noto Sans Thai","Segoe UI",sans-serif;font-size:15px}
input,select,textarea,button{font:inherit;color:inherit}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--card)}
textarea{min-height:70px;resize:vertical}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:10px}
label>input,label>select,label>textarea{margin-top:4px;color:var(--text);font-size:15px}
.btn{border:1px solid var(--line);background:var(--card);padding:9px 14px;border-radius:10px;cursor:pointer;white-space:nowrap}
.btn.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}
.btn.danger{color:var(--danger);border-color:var(--danger)}
.btn.sm{padding:5px 10px;font-size:13px}
.btn.block{width:100%}
.err{color:var(--danger);min-height:1em}
.muted{color:var(--muted)}
.right{text-align:right}

/* layout */
.app{display:flex;min-height:100vh}
.sidebar{width:220px;background:var(--nav);color:var(--nav-ink);padding:16px 10px;flex-shrink:0;
  display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh}
.sidebar .brand{color:#fff;font-weight:700;font-size:17px;padding:4px 10px 16px}
.nav-btn{background:none;border:0;color:inherit;text-align:left;padding:10px 12px;border-radius:10px;cursor:pointer;display:flex;gap:10px;align-items:center}
.nav-btn.active,.nav-btn:hover{background:rgba(255,255,255,.08);color:#fff}
.sidebar .who .btn{background:transparent;color:#fff;border-color:rgba(255,255,255,.25)}
.sidebar .who{margin-top:auto;font-size:13px;padding:10px 12px;border-top:1px solid rgba(255,255,255,.1)}
.content{flex:1;min-width:0}
main{padding:20px 24px 90px}
.banner{background:#fef2f2;color:#991b1b;border-bottom:1px solid #fecaca;padding:10px 24px;font-size:14px;cursor:pointer}
.linkbox{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:6px 0 10px}
.linkbox code{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:8px 10px;word-break:break-all;flex:1;min-width:200px}
.topbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.topbar h2{margin:0;flex:1;font-size:20px}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.toolbar input,.toolbar select{width:auto;flex:1;min-width:140px}
.bottom-nav{display:none}

@media (max-width:820px){
  .sidebar{display:none}
  main{padding:14px 12px 96px}
  .banner{padding:10px 12px}
  .bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:var(--nav);z-index:20;
    padding-bottom:env(safe-area-inset-bottom)}
  .bottom-nav .nav-btn{flex:1;flex-direction:column;gap:2px;font-size:11px;padding:8px 2px;text-align:center;align-items:center;border-radius:0;color:var(--nav-ink)}
  .bottom-nav .nav-btn .ic{font-size:20px}
}

/* cards / tables */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.grid{display:grid;gap:12px}
.kpis{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.kpi .v{font-size:22px;font-weight:700;margin-top:4px}
.kpi .l{font-size:13px;color:var(--muted)}
.kpi.pos .v{color:var(--ok)} .kpi.neg .v{color:var(--danger)}
table{width:100%;border-collapse:collapse;background:var(--card)}
th,td{padding:9px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{font-size:12px;color:var(--muted);font-weight:600;background:var(--card);position:sticky;top:0}
tr.clickable{cursor:pointer} tr.clickable:hover td{background:rgba(37,99,235,.05)}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:var(--radius)}
.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}

/* job list as cards on mobile */
.list{display:flex;flex-direction:column;gap:8px}
.item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px;cursor:pointer}
.item .row1{display:flex;justify-content:space-between;gap:8px;align-items:center}
.item .title{font-weight:600}
.item .sub{font-size:13px;color:var(--muted);margin-top:4px}

.badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:12px;white-space:nowrap;background:#e5e7eb;color:#374151}
.s-received{background:#e0e7ff;color:#3730a3}
.s-repairing{background:#fef3c7;color:#92400e}
.s-waiting_parts{background:#fee2e2;color:#991b1b}
.s-done{background:#dcfce7;color:#166534}
.s-delivered{background:#e5e7eb;color:#374151}
.s-cancelled{background:#f3f4f6;color:#9ca3af;text-decoration:line-through}
.badge.low{background:#fee2e2;color:#991b1b}
.badge.late{background:#fde68a;color:#78350f}

.chips{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px;margin-bottom:10px}
.chip{border:1px solid var(--line);background:var(--card);border-radius:99px;padding:6px 12px;cursor:pointer;white-space:nowrap;font-size:13px}
.chip.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* modal */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;align-items:flex-start;justify-content:center;z-index:50;overflow:auto;padding:30px 12px}
.modal-bg.open{display:flex}
.modal{background:var(--card);border-radius:16px;width:100%;max-width:640px;padding:18px}
.modal h3{margin:0 0 14px;display:flex;justify-content:space-between;align-items:center}
.modal .x{background:none;border:0;font-size:24px;cursor:pointer;color:var(--muted)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.form-grid .full{grid-column:1/-1}
@media (max-width:520px){.form-grid{grid-template-columns:1fr}}
.actions{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap;margin-top:12px}
.actions .spacer{flex:1}
.section-title{font-weight:600;margin:16px 0 8px}
.parts-add{display:flex;gap:6px;flex-wrap:wrap}
.parts-add select{flex:2;min-width:160px}.parts-add input{flex:1;min-width:70px;width:auto}

/* photos */
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:8px;margin-bottom:8px}
.thumbs:empty{display:none}
.thumb{position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:var(--bg)}
.thumb img{width:100%;height:100%;object-fit:cover;cursor:zoom-in;display:block}
.thumb-x{position:absolute;top:4px;right:4px;width:24px;height:24px;border-radius:50%;border:0;background:rgba(0,0,0,.6);color:#fff;font-size:16px;line-height:24px;padding:0;cursor:pointer}
.photo-add{display:inline-flex;align-items:center;gap:6px;border:1px dashed var(--primary);color:var(--primary);border-radius:10px;padding:9px 14px;cursor:pointer;font-size:14px;margin:0 0 6px}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);display:none;align-items:center;justify-content:center;z-index:120;cursor:zoom-out}
.lightbox.open{display:flex}
.lightbox img{max-width:96vw;max-height:90vh;border-radius:6px}
.lb-hint{position:absolute;bottom:20px;color:#cbd5e1;font-size:13px}

/* customer history */
.cust-card{border:1px solid var(--line);background:var(--bg);border-radius:10px;padding:10px 12px;margin:0 0 12px;font-size:14px}
.cust-head{margin-bottom:6px}
.cust-row{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;padding:6px 0;border-top:1px solid var(--line);font-size:13px}
.claim-row{display:flex;gap:10px;align-items:center;padding:8px 2px;border-top:1px solid var(--line);font-size:14px;color:var(--text);margin:0;cursor:pointer}
.claim-row input[type=checkbox]{width:20px;height:20px;flex-shrink:0;margin:0}
.claim-line{flex:1;min-width:0;word-break:break-word}
.claim-date{font-size:12px;white-space:nowrap}
.claim-text{font-family:inherit;font-size:14px;line-height:1.6;background:var(--bg);min-height:120px}
.btn.ok{background:#16a34a;border-color:#16a34a;color:#fff}
.btn.line{background:#06c755;border-color:#06c755;color:#fff}
.btn:disabled{opacity:.5;cursor:not-allowed}

.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:#111827;color:#fff;padding:10px 16px;border-radius:10px;z-index:99;opacity:0;transition:.2s;pointer-events:none}
.toast.show{opacity:1}

/* login */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:16px}
.login-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;width:100%;max-width:360px}
.login-card h1{text-align:center;font-size:20px;margin:6px 0 20px}
.login-logo{text-align:center;font-size:40px}

.hide-mobile{} @media (max-width:820px){.hide-mobile{display:none!important}}
.only-mobile{display:none} @media (max-width:820px){.only-mobile{display:block}}

/* เปลี่ยนสถานะเร็ว (ติ๊ก) */
.spick{display:flex;flex-wrap:wrap;gap:4px;margin-top:4px}
.sp{font:inherit;font-size:12.5px;padding:4px 8px;border-radius:8px;border:1px solid var(--line);background:#fff;color:#374151;cursor:pointer;white-space:nowrap}
.sp:hover{border-color:#94a3b8}
.sp.on{font-weight:600;cursor:default}
.sp-repairing.on{background:#dbeafe;border-color:#3b82f6;color:#1e40af}
.sp-waiting_parts.on{background:#fef3c7;border-color:#f59e0b;color:#92400e}
.sp-done{border-color:#86efac;color:#15803d}
.sp-cancelled{color:#b91c1c}
.sp-delivered{border-color:#86efac;color:#15803d}
.sn-dup{background:#fef2f2;border:1px solid #fca5a5;color:#991b1b;border-radius:10px;padding:8px 10px;margin:-4px 0 6px;font-size:13.5px}
.ask-ov{position:fixed;inset:0;background:rgba(15,23,42,.55);z-index:1000;display:flex;align-items:center;justify-content:center;padding:16px}
.ask-box{background:#fff;border-radius:14px;padding:18px;max-width:440px;width:100%;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.ask-box .btn{text-align:left}
.btn.ok-line{background:#fff;color:#15803d;border-color:#86efac;align-self:center}
.btn.ok-line:hover{background:#f0fdf4}
.user-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.claim-tg{font:inherit;font-size:13px;padding:5px 12px;border-radius:99px;border:1px solid #fca5a5;background:#fef2f2;color:#b91c1c;cursor:pointer;margin-left:auto}
.claim-tg.on{border-color:#86efac;background:#f0fdf4;color:#15803d}

/* เสนอราคาก่อนซ่อม */
.chip.chip-alert{border-color:#f59e0b}
.chip .cnt{display:inline-block;min-width:18px;padding:0 5px;border-radius:99px;background:#f59e0b;color:#fff;font-size:11px;text-align:center}
.badge.q-wait{background:#fef3c7;color:#92400e}
.badge.q-ok{background:#dcfce7;color:#166534}
.badge.q-no{background:#fee2e2;color:#991b1b}
.sp-qyes{border-color:#86efac;color:#15803d;font-weight:600}
.sp-qno{color:#b91c1c}
.qbox{margin:12px 0;padding:12px 14px;border-radius:10px}
.q-wait-box{background:#fffbeb;border:1px solid #fcd34d}
.q-ok-box{background:#f0fdf4;border:1px solid #86efac}
.q-no-box{background:#fef2f2;border:1px solid #fca5a5}

/* ป๊อปอัพเตือนก่อนส่งงานซ่อมเสร็จ */
.dpop-bg{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:center;justify-content:center;z-index:2000;padding:16px}
.dpop{background:#fff;border-radius:14px;max-width:440px;width:100%;padding:18px 20px;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.dpop-h{font-size:18px;font-weight:700;margin-bottom:6px}
.dpop-h.warn{color:#b45309}
.dpop ul{margin:8px 0;padding-left:20px;color:#b91c1c;font-weight:600}
.dpop li{margin:3px 0}
.dpop p{margin:6px 0}
.dpop .actions{display:flex;gap:8px;align-items:center;margin-top:14px;flex-wrap:wrap}
.btn.danger-line{border:1px solid #fca5a5;color:#b91c1c;background:#fff}
.need-fill{outline:3px solid #f59e0b !important;outline-offset:2px;border-radius:6px}

/* ---------- แชท ---------- */
.nav-btn{position:relative}
.nbadge{background:var(--danger);color:#fff;border-radius:999px;font-size:11px;font-weight:700;min-width:18px;height:18px;line-height:18px;padding:0 5px;text-align:center;margin-left:auto}
.bottom-nav .nbadge{position:absolute;top:4px;left:calc(50% + 6px);margin:0}
main:has(.chat-wrap){padding-bottom:12px}
.chat-wrap{display:flex;flex-direction:column;height:calc(100dvh - 36px);max-width:900px}
.chat-head{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.chat-head select{width:auto;flex:1;min-width:200px;max-width:420px}
.chat-list{flex:1;overflow-y:auto;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px;display:flex;flex-direction:column;gap:2px;-webkit-overflow-scrolling:touch}
.cday{align-self:center;font-size:12px;color:var(--muted);background:var(--bg);border-radius:999px;padding:2px 10px;margin:10px 0 6px}
.cmsg{display:flex;flex-direction:column;align-items:flex-start;max-width:82%;margin-top:8px}
.cmsg.cont{margin-top:2px}
.cmsg.mine{align-self:flex-end;align-items:flex-end}
.cname{font-size:12px;color:var(--muted);margin:0 0 2px 8px}
.cbub{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:7px 11px;word-break:break-word;line-height:1.45}
.cmsg.mine .cbub{background:var(--primary);border-color:var(--primary);color:#fff}
.cmsg.mine .cbub a{color:#fff}
.cbub img{display:block;max-width:220px;max-height:260px;border-radius:10px;margin:4px 0;cursor:zoom-in}
.cjob{display:block;border:0;background:rgba(37,99,235,.12);color:var(--primary);border-radius:8px;font-size:12px;padding:2px 8px;margin:0 0 4px -2px;cursor:pointer;text-align:left}
.cmsg.mine .cjob{background:rgba(255,255,255,.2);color:#fff}
.ctime{display:block;font-size:10.5px;opacity:.65;text-align:right;margin-top:2px}
.cdel{color:inherit;margin-left:4px}
.cmore{align-self:center;margin-bottom:6px}
.chat-form{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.chat-form select{padding:7px 10px;font-size:13px}
.chat-row{display:flex;gap:8px;align-items:flex-end}
.chat-row textarea{min-height:42px;height:42px;resize:none;flex:1;overflow-y:hidden;line-height:1.4;padding:9px 12px}
.cphoto{padding:9px 12px;font-size:16px}
/* งานแยกเบิก */
.linked{margin-top:12px}
.lk{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:7px 0;border-top:1px solid var(--line);cursor:pointer}
.lk:first-of-type{border-top:0}
.lk .w{flex:1;min-width:120px}
.lk .num{font-variant-numeric:tabular-nums}
label.chk{display:flex;gap:8px;align-items:flex-start;color:var(--text)}
label.chk input{width:auto;margin-top:3px}
@media (max-width:820px){
  main:has(.chat-wrap){padding-bottom:calc(72px + env(safe-area-inset-bottom,0px))}
  .cmsg{max-width:90%}
}
.fixbox{margin-top:10px;border-top:1px solid var(--line);padding-top:8px}
.fixbox summary{cursor:pointer;font-weight:600;font-size:14px}
.chat-pop{position:fixed;left:50%;top:calc(10px + env(safe-area-inset-top,0px));transform:translate(-50%,-140%);z-index:60;max-width:min(440px,calc(100vw - 24px));width:max-content;text-align:left;border:0;border-radius:14px;padding:10px 14px;background:var(--nav);color:#fff;box-shadow:0 8px 24px rgba(0,0,0,.25);cursor:pointer;transition:transform .25s}
.chat-pop.show{transform:translate(-50%,0)}
.chat-pop span{font-size:12px;opacity:.75}
.chat-pop div{font-size:14px;margin-top:2px;opacity:.9;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}