/* ============ AT PLUS — giao diện tái tạo theo KiotViet ============ */
:root{
  --kv-blue:#0070f4;          /* xanh chủ đạo */
  --kv-blue-dark:#005ac3;     /* nav active pill */
  --kv-blue-hover:#1a80f6;
  --kv-bg:#f5f5f5;            /* nền trang */
  --kv-text:#15171a;
  --kv-muted:#6b7280;
  --kv-th-bg:#e6f1fe;        /* nền header bảng */
  --kv-th-border:#b3d4fc;
  --kv-row-border:#e8eaed;
  --kv-line:#e5e7eb;
  --kv-radius:8px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:'Inter',Roboto,Helvetica,Arial,sans-serif;font-size:14px;background:var(--kv-bg);color:var(--kv-text)}
/* Chuẩn hóa control: dùng font ứng dụng thay vì font hệ thống */
input,select,textarea,button{font-family:inherit}
/* MỌI dropdown đồng nhất: cao 38px, bo 8px, mũi tên SVG — trừ ô chọn chi nhánh ở header */
select:not(.branch-sel){
  min-height:38px;padding:8px 30px 8px 10px;border:1px solid #d7dde5;border-radius:8px;
  font-size:13.5px;color:var(--kv-text);background-color:#fff;cursor:pointer;line-height:1.3;
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23788196' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat:no-repeat;background-position:right 10px center}
select:not(.branch-sel):focus{outline:none;border-color:var(--kv-blue)}
/* Ô nhập text/số trong bộ lọc & form đồng nhất 38px, bo 8px; select đầy chiều rộng */
.field input:not([type=checkbox]):not([type=radio]),.filter-group input{
  width:100%;min-height:38px;padding:8px 10px;border:1px solid #d7dde5;border-radius:8px;
  font-size:13.5px;color:var(--kv-text);background:#fff;line-height:1.3}
.field select,.filter-group select{width:100%}
.field input:focus,.filter-group input:focus{outline:none;border-color:var(--kv-blue)}
a{cursor:pointer}

/* ---------- Header 2 tầng ---------- */
.kv-header{position:sticky;top:0;z-index:100;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.kv-topbar{background:#fff;height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 20px}
.kv-logo{display:flex;align-items:center}
.kv-logo img{height:34px;display:block}
.kv-top-right{display:flex;align-items:center;gap:18px;font-size:13px}
.kv-branch{color:var(--kv-text);font-weight:500;display:flex;align-items:center;gap:8px}
.branch-sel{border:1px solid #d7dbe0;border-radius:6px;padding:4px 8px;font-size:13px;font-weight:600;color:var(--kv-blue);background:#f7faff;cursor:pointer;max-width:220px}
.kv-top-ic{cursor:pointer;font-size:16px;color:#5b6472}
.kv-user{position:relative;display:flex;align-items:center;gap:6px;cursor:pointer}
.kv-avatar{background:#eef4ff;border-radius:50%;width:26px;height:26px;display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.kv-user-dd{position:absolute;right:0;top:34px;background:#fff;border:1px solid var(--kv-line);border-radius:8px;box-shadow:0 6px 20px rgba(0,0,0,.12);min-width:120px;padding:4px 0;display:none}
.kv-user:hover .kv-user-dd{display:block}
.kv-user-dd a{display:block;padding:8px 14px;color:var(--kv-text);font-size:13px}
.kv-user-dd a:hover{background:#f3f4f6}

/* Thanh menu xanh */
.kv-navbar{background:var(--kv-blue);height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 12px 0 8px}
.kv-menu{list-style:none;display:flex;align-items:center;gap:2px;margin:0;padding:0;height:100%}
.kv-menu>li{position:relative;color:#fff;font-weight:600;font-size:14px;padding:8px 16px;border-radius:var(--kv-radius);cursor:pointer;display:flex;align-items:center;gap:5px;height:34px}
.kv-menu>li.has-dd::after{content:"▾";font-size:10px;opacity:.85}
.kv-menu>li:hover{background:rgba(255,255,255,.14)}
.kv-menu>li.active{background:#fff;color:var(--kv-blue)}
.kv-dd{list-style:none;position:absolute;left:0;top:40px;background:#fff;border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.16);min-width:210px;padding:6px 0;margin:0;display:none;z-index:120}
/* Cầu nối hover trong suốt: giữ menu con khi rê chuột từ item cha xuống, tránh mất menu do khoảng hở */
.kv-dd::before{content:"";position:absolute;left:0;right:0;top:-16px;height:16px}
.kv-menu>li.has-dd:hover .kv-dd{display:block}
.kv-menu>li.has-dd:focus-within .kv-dd{display:block}
.kv-dd>li{color:var(--kv-text);font-weight:500;font-size:14px;padding:9px 16px;white-space:nowrap}
.kv-dd>li:hover{background:#eff6ff;color:var(--kv-blue)}
.kv-sale-btn{background:#fff;color:var(--kv-blue);font-weight:700;font-size:14px;padding:8px 16px;border-radius:var(--kv-radius);display:flex;align-items:center;gap:6px;white-space:nowrap}
.kv-sale-btn:hover{background:#eef4ff}

/* ---------- Bố cục trang: sidebar + nội dung ---------- */
main{max-width:1400px;margin:0 auto;padding:16px 20px}
.page{display:grid;grid-template-columns:232px 1fr;gap:16px;align-items:start}
@media(max-width:900px){.page{grid-template-columns:1fr}}
.kv-sidebar{background:#fff;border-radius:10px;padding:14px 16px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.kv-sidebar .side-title{font-size:18px;font-weight:700;margin:0 0 14px}
.filter-group{margin-bottom:16px}
.filter-group>label{display:block;font-weight:600;font-size:13px;margin-bottom:6px}
/* kích thước ô lọc: xem rule chuẩn hóa ở đầu file */
.filter-radio{display:flex;align-items:center;gap:6px;font-size:13px;color:#374151;margin:5px 0}

/* Nội dung phải */
.content{min-width:0}
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;gap:10px}
h1.page-title{font-size:20px;font-weight:700;margin:0}
.kv-toolbar{display:flex;align-items:center;gap:8px}
.kv-search{position:relative;flex:1;max-width:420px}
.kv-search input{width:100%;height:34px;padding:6px 12px 6px 34px;border:1px solid #d7dbe0;border-radius:var(--kv-radius);font-size:14px;background:#fff}
.kv-search::before{content:"🔍";position:absolute;left:10px;top:7px;font-size:14px;opacity:.5}

/* Nút */
.btn{border:none;border-radius:var(--kv-radius);cursor:pointer;font-weight:600;font-size:14px;padding:7px 14px;height:34px;display:inline-flex;align-items:center;gap:6px}
.btn-primary{background:var(--kv-blue);color:#fff}
.btn-primary:hover{background:var(--kv-blue-hover)}
.btn-outline{background:#fff;color:var(--kv-blue);border:1px solid var(--kv-blue)}
.btn-outline:hover{background:#eff6ff}
.btn-link{background:none;border:none;padding:2px 4px;color:var(--kv-blue);cursor:pointer;font-size:13px;font-weight:600}
.btn-link:hover{text-decoration:underline}
/* POS giữ nhiều đơn (P30) */
.pos-tabs{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin:0 0 12px}
.pos-tab{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border:1px solid var(--line,#e7e2d8);border-bottom:2px solid transparent;border-radius:8px 8px 0 0;background:#f5f7fa;cursor:pointer;font-size:13px;font-weight:600;color:#556}
.pos-tab.active{background:#fff;border-color:var(--kv-blue);border-bottom-color:var(--kv-blue);color:var(--kv-blue)}
.pos-tab-n{background:var(--kv-blue);color:#fff;border-radius:10px;font-size:11px;padding:0 6px;line-height:16px;min-width:16px;text-align:center}
.pos-tab-x{color:#c0392b;font-size:11px;padding:0 2px;border-radius:4px}
.pos-tab-x:hover{background:#fbe7e4}
.pos-tab-add{padding:6px 12px;border:1px dashed var(--kv-blue);border-radius:8px;background:#fff;color:var(--kv-blue);cursor:pointer;font-size:13px;font-weight:600}
.pos-tab-add:hover{background:#eff6ff}
/* POS offline (P32) */
.off-badge{display:none;align-items:center;gap:6px;margin-left:12px;padding:4px 12px;border-radius:16px;font-size:12.5px;font-weight:700;cursor:pointer;background:#e8f0fc;color:#2f6fd4}
.off-badge.is-off{background:#fbf1d8;color:#b5800c;cursor:default}
.off-badge .dot{width:8px;height:8px;border-radius:50%;background:currentColor;animation:offpulse 1.4s infinite}
@keyframes offpulse{0%,100%{opacity:1}50%{opacity:.35}}
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);background:#242019;color:#fff;padding:10px 18px;border-radius:10px;font-size:14px;font-weight:600;box-shadow:0 6px 24px rgba(0,0,0,.25);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;z-index:9999;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
/* Tích hợp API (P33) */
.intg-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:14px}
.intg-card{border:1px solid var(--line,#e7e2d8);border-radius:12px;padding:16px}
.intg-head{display:flex;align-items:center;gap:8px;font-size:15px}
.intg-en{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;margin-top:4px;cursor:pointer}
.intg-en input{width:16px;height:16px}
/* Mẫu in tùy chỉnh (P35) */
.tpl-vars{display:flex;flex-wrap:wrap;gap:6px}
.tpl-var{font-family:monospace;font-size:12px;padding:3px 8px;border:1px solid var(--kv-blue,#2f6fd4);border-radius:6px;background:#f7faff;color:var(--kv-blue,#2f6fd4);cursor:pointer}
.tpl-var:hover{background:#e8f0fc}
.btn-ghost{background:#fff;color:#374151;border:1px solid #d7dbe0}
.btn-ghost:hover{background:#f3f4f6}
.btn.secondary{background:#e5e7eb;color:#374151}

/* ---------- Lưới dữ liệu kiểu KiotViet ---------- */
.kv-card{background:#fff;border-radius:10px;box-shadow:0 1px 3px rgba(0,0,0,.06);overflow:hidden}
table.kv-grid{width:100%;border-collapse:collapse}
table.kv-grid thead th{background:var(--kv-th-bg);color:var(--kv-text);font-size:12px;font-weight:600;text-align:left;padding:10px;border-bottom:1px solid var(--kv-th-border);white-space:nowrap}
table.kv-grid tbody td{font-size:14px;padding:10px;border-bottom:1px solid var(--kv-row-border);color:var(--kv-text)}
table.kv-grid tbody tr:hover td{background:#f5faff}
table.kv-grid .col-check{width:34px;text-align:center}
table.kv-grid .col-star{width:28px;text-align:center;color:#f5b301}
.right{text-align:right}
.grid-foot{padding:10px 14px;color:var(--kv-muted);font-size:13px;display:flex;justify-content:space-between;align-items:center}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:500}
.badge.exp{background:#fff4e5;color:#b45309}
.badge.on{background:#e6f7ec;color:#1a7f3c}
.badge.off{background:#fdecec;color:#c0392b}
.badge.warn{background:#fff4e5;color:#b45309}
.st-tabs{display:flex;gap:4px;border-bottom:2px solid #e8eaed;flex-wrap:wrap}
.st-tab{background:none;border:none;padding:10px 16px;cursor:pointer;font-size:14px;font-weight:500;color:#555;border-bottom:2px solid transparent;margin-bottom:-2px}
.st-tab.active{color:var(--kv-blue);border-bottom-color:var(--kv-blue)}
.rowlink{cursor:pointer}
.rowlink:hover{background:#f5f9ff}
/* ===== Multi-select (select2 style) ===== */
.ms{position:relative}
.ms-box{min-height:38px;border:1px solid #d7dde5;border-radius:8px;padding:4px 6px;background:#fff;cursor:pointer;display:flex;flex-wrap:wrap;gap:4px;align-items:center}
.ms-box:hover{border-color:var(--kv-blue)}
.ms-ph{color:#9aa3af;padding:2px 4px;font-size:13px}
.ms-chip{background:#e6f1fe;color:#0b5bd0;border:1px solid #bcd8fb;border-radius:6px;padding:1px 6px;font-size:12.5px;display:inline-flex;align-items:center;gap:5px}
.ms-chip i{cursor:pointer;font-style:normal;color:#5b86c4;font-size:11px}
.ms-chip i:hover{color:#c0392b}
.ms-pop{position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:60;background:#fff;border:1px solid #d7dde5;border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.12);max-height:240px;overflow:auto;padding:4px}
.ms-opt{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;cursor:pointer;font-size:13.5px}
.ms-opt:hover{background:#f0f6ff}
.ms-opt input[type=checkbox]{width:16px !important;height:16px;flex:none;margin:0;padding:0}
.ms-opt span{flex:1;min-width:0;text-align:left}
.ms-empty{padding:8px;color:#9aa3af;font-size:13px}
/* ===== Lịch làm việc (giống KiotViet) ===== */
.sc-grid th{white-space:nowrap}
.sc-grid td{vertical-align:middle}
.sc-emp{min-width:190px}
.sc-name{font-weight:600;color:#141922}
.sc-sub{font-size:11.5px;color:#8b95a5;text-transform:uppercase;letter-spacing:.02em}
.sc-cell{padding:6px 8px !important}
.sc-chip{min-width:110px;height:36px;border:1px dashed #d7dde5;border-radius:7px;background:#fff;color:#9aa3af;display:flex;align-items:center;justify-content:center;font-size:13px;cursor:pointer;padding:0 8px}
.sc-chip.on{border:1px solid #bcd8fb;background:#e6f1fe;color:#0b5bd0;font-weight:600}
.sc-chip:hover{border-color:var(--kv-blue)}
.sc-chip .sc-add{font-size:18px;color:#c3ccd8}
.sc-chip:hover .sc-add{color:var(--kv-blue)}
/* modal xếp ca */
.shift-cards{display:flex;flex-direction:column;gap:8px;margin-top:6px}
.shift-card{display:flex;gap:10px;align-items:center;border:1px solid #e2e8f1;border-radius:9px;padding:10px 12px;cursor:pointer}
.shift-card:has(input:checked){border-color:var(--kv-blue);background:#f2f8ff}
.shift-card input{width:16px !important;height:16px;flex:none}
.day-chips{display:flex;flex-wrap:wrap;gap:7px}
.day-chip{border:1px solid #dfe4ea;border-radius:7px;padding:6px 12px;font-size:13px;cursor:pointer;color:#5b6675;user-select:none}
.day-chip.on{background:var(--kv-blue);border-color:var(--kv-blue);color:#fff;font-weight:600}
.switch{position:relative;display:inline-block;width:40px;height:22px}
.switch input{opacity:0;width:0;height:0}
.switch span{position:absolute;inset:0;background:#cbd3dd;border-radius:999px;transition:.2s;cursor:pointer}
.switch span::before{content:"";position:absolute;height:16px;width:16px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s}
.switch input:checked+span{background:var(--kv-blue)}
.switch input:checked+span::before{transform:translateX(18px)}
.sc-pay b{color:#141922}
tr.sc-total td{background:#f7f9fc;border-bottom:2px solid #e4e9f0}
.sc-nav{display:inline-flex;align-items:center;gap:10px;border:1px solid #dfe4ea;border-radius:8px;padding:2px 6px;background:#fff}
.sc-nav b{font-size:13.5px}
.sc-nav button{border:none;background:none;font-size:20px;line-height:1;color:var(--kv-blue);cursor:pointer;padding:2px 6px;border-radius:6px}
.sc-nav button:hover{background:#eef5ff}
/* ===== Chi tiết inline dùng chung mọi màn (giống KiotViet) ===== */
tr.xrow{cursor:pointer}
tr.xrow:hover td{background:#f5faff}
tr.xrow.xactive td{background:#eaf3ff;border-bottom:none}
tr.xdetail > td{background:#fbfcfe;padding:0;border-bottom:2px solid var(--kv-blue)}
.xd-inner{padding:0}
.xd-card{padding:18px 20px}
.xd-card h2{font-size:17px;margin:0 0 14px}
.xd-card .modal-actions{border-top:1px solid #eef2f8;padding-top:12px;margin-top:16px}
/* ===== Nhân viên: avatar + inline detail ===== */
.emp-ava{width:30px;height:30px;border-radius:50%;object-fit:cover;display:inline-flex;align-items:center;justify-content:center;background:#e6f1fe;color:#5b86c4;vertical-align:middle}
.emp-ava.big{width:84px;height:84px}
.emp-row{cursor:pointer}
.emp-row:hover td{background:#f5faff}
.emp-row.active td{background:#eaf3ff}
.emp-detail-row > td{background:#fbfcfe;padding:0;border-bottom:2px solid var(--kv-blue)}
.emp-detail{padding:0 4px 14px}
.emp-tabs{display:flex;gap:2px;border-bottom:1px solid #e4e9f0;padding:0 8px}
.emp-tabs .et{background:none;border:none;padding:12px 16px;cursor:pointer;font-size:14px;font-weight:600;color:#5b6675;border-bottom:2px solid transparent;margin-bottom:-1px}
.emp-tabs .et.active{color:var(--kv-blue);border-bottom-color:var(--kv-blue)}
.emp-head{display:flex;gap:18px;align-items:center;padding:16px 12px}
.emp-ava-wrap{display:flex;flex-direction:column;align-items:center;gap:6px}
.ava-btn{font-size:12px;color:var(--kv-blue);cursor:pointer;font-weight:600}
.emp-name-inp{font-size:20px;font-weight:700;border:none;border-bottom:1px dashed transparent;padding:2px 0;width:100%;color:#141922}
.emp-name-inp:hover,.emp-name-inp:focus{border-bottom-color:#cdd6e2;outline:none}
.ef-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px 24px;padding:8px 12px 4px}
@media(max-width:820px){.ef-grid{grid-template-columns:1fr}}
.ef label{display:block;font-size:12px;color:#7a828e;margin-bottom:3px}
.ef input,.ef select{width:100%;min-height:38px;border:1px solid #d7dde5;border-radius:8px;font-size:13.5px;background-color:#fff}
.ef input{padding:8px 10px}
.ef input:focus,.ef select:focus{border-color:var(--kv-blue);outline:none}
.emp-detail-actions{display:flex;justify-content:flex-end;gap:8px;padding:10px 12px}
/* ===== Chi tiết hàng hóa (tabs) ===== */
.pd-head{display:flex;gap:16px;align-items:center;padding:14px 12px 6px}
.pd-img{width:84px;height:84px;border-radius:10px;background:#eef4fb;display:grid;place-items:center;flex:none;overflow:hidden}
.pd-img img{width:100%;height:100%;object-fit:cover}
.pd-tags{display:flex;flex-wrap:wrap;gap:6px}
.pd-tag{background:#e6f1fe;color:#0b5bd0;border:1px solid #cfe2fb;border-radius:6px;padding:2px 9px;font-size:12px}
.pd-tag:nth-child(3){background:#fff4e5;color:#b45309;border-color:#f0d9a8}
#pdBody .ef b{display:block;font-size:14px;color:#141922}
.lazy-tab{padding:12px}
.lazy-tab input,.lazy-tab select{height:34px;border:1px solid #dfe4ea;border-radius:6px;padding:0 9px;font-size:13.5px;background:#fff}
.lazy-tab .kv-grid td,.lazy-tab .kv-grid th{padding:8px 12px}
.dash-alert{background:#fff4e5;border:1px solid #f0d9a8;color:#b45309;border-radius:10px;padding:11px 16px;margin-bottom:16px;font-size:14px}
.dash-alert a{color:#0070f4;cursor:pointer;text-decoration:none;font-weight:600;white-space:nowrap}
.dash-alert a:hover{text-decoration:underline}
.muted{color:var(--kv-muted)}

/* ---------- Dashboard ---------- */
h1{font-size:20px;margin:0 0 16px}
h3{font-size:15px;margin:18px 0 10px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:22px}
.card{background:#fff;border-radius:10px;padding:16px 18px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.card .label{color:var(--kv-muted);font-size:13px}
.card .value{font-size:24px;font-weight:700;margin-top:6px;color:var(--kv-blue)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:900px){.two-col{grid-template-columns:1fr}}
/* ===== Dashboard kiểu KiotViet (P40) ===== */
.dash-grid{display:grid;grid-template-columns:1fr 300px;gap:20px;align-items:start}
@media(max-width:1100px){.dash-grid{grid-template-columns:1fr}}
.dash-main{display:flex;flex-direction:column;gap:20px;min-width:0}
.dash-side{display:flex;flex-direction:column;gap:16px}
.dash-grid .kv-card{padding:16px}
.dash-grid .kv-card h3{margin:0 0 12px;font-size:15px}
.dash-grid .two-col{gap:20px}
/* Kết quả bán hàng hôm nay */
.today-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:600px){.today-row{grid-template-columns:1fr}}
.today-cell{display:flex;align-items:center;gap:12px;padding:6px 0}
.today-val{font-size:20px;font-weight:700;color:var(--kv-text)}
.ic-circ{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-size:18px;font-weight:700;flex:none;color:#fff}
.ic-rev{background:#2f6fd4}.ic-ret{background:#e6892b}.ic-net{background:#1a7f3c}
/* Doanh thu thuần */
.dash-head{display:flex;align-items:baseline;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.dash-head h3{margin:0}
.dash-net{font-size:22px;font-weight:800;color:var(--kv-blue,#2f6fd4)}
/* Cột bar ngang */
.hbar{display:flex;flex-direction:column;gap:9px}
.hbar-row{display:flex;align-items:center;gap:10px;font-size:13px}
.hbar-lbl{width:150px;flex:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--kv-text)}
.hbar-track{flex:1;height:22px;background:#f1f4f8;border-radius:5px;position:relative;min-width:60px}
.hbar-fill{height:100%;background:linear-gradient(90deg,#3b82f6,#2f6fd4);border-radius:5px}
.hbar-val{position:absolute;right:8px;top:50%;transform:translateY(-50%);font-size:12px;font-weight:700;color:#334155}
/* Tổng quan nhanh */
.dash-quick .quick-row{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px dashed #edf0f4;font-size:14px}
.dash-quick .quick-row:last-child{border-bottom:none}
.right-cell{display:block;text-align:right}

/* ---------- Màn lập phiếu / POS ---------- */
.doc-grid{display:grid;grid-template-columns:1fr 340px;gap:16px;align-items:start}
@media(max-width:900px){.doc-grid{grid-template-columns:1fr}}
.doc-main,.doc-side{background:#fff;border-radius:10px;padding:16px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.doc-side{position:sticky;top:112px}
.doc-search{position:relative;margin-bottom:12px}
.doc-search input{width:100%;min-height:38px;padding:8px 12px;border:1px solid #d7dde5;border-radius:8px;font-size:13.5px}
/* Dòng thanh toán POS: ô tiền cao bằng dropdown phương thức (38px) */
.pay-row input{min-height:38px;padding:8px 10px;border:1px solid #d7dde5;border-radius:8px;font-size:13.5px}
.search-results{position:absolute;z-index:20;left:0;right:0;background:#fff;border:1px solid var(--kv-line);border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.14);max-height:320px;overflow:auto}
.search-results:empty{display:none}
.sr-item{padding:9px 12px;cursor:pointer;border-bottom:1px solid #f3f4f6;font-size:14px;display:flex;align-items:center;gap:10px}
.sr-item:hover{background:#eff6ff}
.sr-txt{flex:1;min-width:0}
.sr-thumb{width:34px;height:34px;border-radius:6px;object-fit:cover;flex:none;background:#eef4fb;display:inline-block}
.sr-noimg{background:#eef4fb}
/* Cột ảnh trong bảng danh sách (kiểu KiotViet) */
table.kv-grid .col-img{width:44px;text-align:center;padding-left:4px;padding-right:4px}
.cell-thumb{position:relative;width:34px;height:34px;border-radius:6px;background:#f2f6fb;border:1px solid #e6edf6;display:inline-grid;place-items:center;overflow:hidden;vertical-align:middle}
.cell-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;background:#fff}
/* Ảnh trong form + list + preview */
.prod-cell{display:flex;align-items:center;gap:8px}
.prod-cell .sr-thumb{width:30px;height:30px}
.prod-img-row{display:flex;gap:12px;align-items:flex-start}
.prod-img-prev{width:84px;height:84px;border-radius:10px;background:#eef4fb;display:grid;place-items:center;flex:none;overflow:hidden}
.prod-img-prev img{width:100%;height:100%;object-fit:cover}
/* Trang Bán online + Hóa đơn điện tử */
.page-simple{max-width:1000px}
.page-simple h1{margin:0}
.ps-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
.chan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin-top:14px}
.chan-card{border:1px solid #e6edf6;border-radius:12px;padding:14px;background:#fff;display:flex;flex-direction:column}
.chan-top{display:flex;align-items:center;gap:12px}
.chan-ic{width:44px;height:44px;border-radius:10px;background:#f2f6fb;display:grid;place-items:center;font-size:22px;flex:none}
.chan-meta{display:flex;flex-direction:column;gap:3px;min-width:0}
.chan-meta b{font-size:14px}
.chan-note{font-size:12.5px;margin:10px 0;flex:1;min-height:20px}
.btn-sm{padding:6px 12px;font-size:13px;align-self:flex-start}
.cart-table{width:100%;border-collapse:collapse}
.cart-table th,.cart-table td{padding:7px 8px;border-bottom:1px solid var(--kv-row-border);font-size:13px;text-align:left}
.cart-table th{color:var(--kv-muted);background:var(--kv-th-bg)}
.cart-table input{padding:5px 7px;border:1px solid #d7dbe0;border-radius:5px}
.del{color:#dc2626;cursor:pointer;font-weight:700}
.doc-total{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px dashed #eee}
.doc-total.big{font-size:17px;color:var(--kv-blue);border-bottom:none;margin:6px 0}
.doc-total.big b{font-size:20px}

/* ---------- Field / Modal ---------- */
.field{margin-bottom:12px}
.field label{display:block;font-size:13px;color:var(--kv-muted);margin-bottom:4px}
/* kích thước ô nhập/dropdown trong form: xem rule chuẩn hóa ở đầu file */
.field input[type=checkbox]{margin-right:6px;vertical-align:middle}
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;z-index:200}
.modal-backdrop[hidden]{display:none}
.modal{background:#fff;border-radius:12px;padding:22px;width:440px;max-width:92vw;max-height:90vh;overflow:auto}
.modal.wide{width:720px}
.modal.xwide{width:1040px}
/* Bố cục 2 cột cho form nhiều trường trong modal rộng */
.modal.wide .form-2col,.modal.xwide .form-2col{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.modal.wide .form-2col .full,.modal.xwide .form-2col .full{grid-column:1 / -1}
.modal h2{margin:0 0 16px;font-size:18px}
.modal h3{font-size:14px;margin:16px 0 8px}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.detail-grid>div{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid #f0f2f5;font-size:13px}
.detail-grid span{color:var(--kv-muted)}

/* ---------- Login ---------- */
.login-wrap{display:flex;justify-content:center;align-items:flex-start;padding-top:8vh}
.login-card{background:#fff;padding:28px;border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,.12);width:360px;max-width:92vw}
.login-card h2{margin:0 0 20px;font-size:20px;text-align:center}
.login-err{color:#dc2626;font-size:13px;min-height:18px;margin-bottom:8px}
.logout-link{color:#fff;text-decoration:underline;margin-left:8px}
.no-chrome .kv-header{display:none}