/* ══════════════════════════════════════════════════════════════════════════
   bill-ui.css — ชุดหน้าตากลางของ "หน้าบิล" ทุกระบบ (prefix .MB-)
   ใช้ร่วมกัน: บิลรับสินค้า (StockRec_Bill) · บิลส่งคืนบริษัท (SupplierReturn_Bill)
              · บิลสั่งซื้อ CPO (CustomerOrders) · บิลขายออนไลน์ OWS (OrderBill)
   แก้ไฟล์นี้ที่เดียว = มีผลกับทุกหน้าบิล (การ์ด/ตาราง/ปุ่ม/แถวสรุป/checklist/คีย์ลัด)
   ค่าสี/ขนาดยกมาจากการ์ด .CO2-Card ของ CustomerOrders (มอคอัพบิลสั่งซื้อ)
   ส่วนหัวบิล/ขั้นตอน/แถบปุ่มล่าง = component กลาง BillHeroHeader / BillStatusStepper / BillActionBar
   ══════════════════════════════════════════════════════════════════════════ */

:root {
    --mb-teal: #0B7A75;
    --mb-teal-dark: #095E5A;
    --mb-teal-soft: #E7F5F4;
    --mb-teal-line: #B9E0DC;
    --mb-ink: #12141a;
    --mb-text: #334155;
    --mb-muted: #98a2ad;
    --mb-muted-2: #64748b;
    --mb-line: #e4e8ec;
    --mb-line-soft: #eef1f4;
    --mb-page: #f4f6fb;
    --mb-danger: #dc2626;
    --mb-danger-soft: #fef2f2;
    --mb-warn: #b45309;
    --mb-warn-soft: #fff7ed;
    --mb-ok: #15803d;
    --mb-ok-soft: #f0fdf4;
    --mb-font: 'IBM Plex Sans Thai', 'Mine_ThaiFont', sans-serif;
    --mb-mono: 'IBM Plex Mono', 'IBM Plex Sans Thai', monospace;
}

/* ─────────── Page + layout 2 คอลัมน์ (เนื้อหา + rail ขวา) ─────────── */
.MB-Page {
    font-family: var(--mb-font);
    background: var(--mb-page);
    color: var(--mb-ink);
    min-height: 100vh;
    padding: 16px 16px 0;
    flex: 1 1 auto;
    width: auto;
    min-width: 0;
    box-sizing: border-box;
}

    .MB-Page *, .MB-Page *::before, .MB-Page *::after {
        box-sizing: border-box;
    }

.MB-Body {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.MB-ColMain,
.MB-ColSide {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-width: 0;
}

@media (min-width: 860px) {
    .MB-Body {
        display: grid;
        grid-template-columns: minmax(0, 1fr) 340px;
        align-items: start;
    }
}

/* ─────────── Card (BillSectionCard) ─────────── */
.MB-Card {
    background: #fff;
    border: 1px solid var(--mb-line);
    border-radius: 14px;
    box-shadow: 0 1px 4px rgba(15, 23, 42, .06);
    min-width: 0;
    font-family: var(--mb-font);
}

.MB-CardHead {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 13px 20px 11px;
    flex-wrap: wrap;
}

.MB-CardHeadText {
    display: flex;
    align-items: baseline;
    gap: 8px;
    min-width: 0;
    flex-wrap: wrap;
}

.MB-CardTitle {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--mb-ink);
}

.MB-CardSub {
    font-size: 10.5px;
    font-weight: 400;
    color: var(--mb-muted);
    letter-spacing: .12em;
    text-transform: uppercase;
}

.MB-CardActions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.MB-CardBody {
    padding: 4px 18px 16px;
}

    .MB-CardBody.Flush {
        padding: 0;
    }

/* ─────────── Alert ─────────── */
.MB-Alert {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 14px;
    margin-bottom: 12px;
    border-radius: 10px;
    font-size: 13.5px;
    font-weight: 500;
    border: 1px solid;
}

    .MB-Alert.Success { background: var(--mb-ok-soft); border-color: #bbf7d0; color: var(--mb-ok); }
    .MB-Alert.Error { background: var(--mb-danger-soft); border-color: #fecaca; color: var(--mb-danger); }
    .MB-Alert.Info { background: var(--mb-teal-soft); border-color: var(--mb-teal-line); color: var(--mb-teal-dark); }

.MB-AlertClose {
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    opacity: .7;
}

/* ─────────── แถวข้อมูล (label | value) ─────────── */
.MB-InfoRow {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    padding: 7px 0;
    border-bottom: 1px dashed var(--mb-line-soft);
    font-size: 13px;
}

    .MB-InfoRow:last-child { border-bottom: none; }

.MB-InfoLabel {
    color: #5c666f;
    flex-shrink: 0;
}

.MB-InfoValue {
    color: var(--mb-ink);
    font-weight: 500;
    text-align: right;
    min-width: 0;
    overflow-wrap: anywhere;
}

/* ─────────── แถวสรุปยอด (BillSummaryCard) ─────────── */
.MB-SumRow {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    padding: 5px 0;
    font-size: 13.5px;
    color: var(--mb-text);
}

    .MB-SumRow .MB-SumVal {
        font-family: var(--mb-mono);
        font-weight: 600;
        white-space: nowrap;
    }

    .MB-SumRow.Minus { color: var(--mb-danger); }
    .MB-SumRow.Muted { color: var(--mb-muted); font-size: 12px; padding-top: 0; }
    .MB-SumRow.Paid { color: var(--mb-ok); }
    .MB-SumRow.Due { color: var(--mb-danger); font-weight: 600; }
    .MB-SumRow.Change { color: var(--mb-warn); font-weight: 600; }

    .MB-SumRow.Total {
        margin: 6px 0 4px;
        padding: 10px 0 8px;
        border-top: 1px solid var(--mb-line);
        border-bottom: 1px solid var(--mb-line);
        font-size: 14.5px;
        font-weight: 600;
        color: var(--mb-ink);
    }

        .MB-SumRow.Total .MB-SumVal {
            font-size: 19px;
            color: var(--mb-teal-dark);
        }

/* ─────────── ปุ่ม ─────────── */
.MB-Btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: 9px;
    border: 1px solid var(--mb-line);
    background: #fff;
    color: var(--mb-text);
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.3;
    cursor: pointer;
    white-space: nowrap;
    user-select: none;
    transition: background .15s, border-color .15s, color .15s;
}

    .MB-Btn:hover { border-color: var(--mb-teal-line); color: var(--mb-teal-dark); background: var(--mb-teal-soft); }
    .MB-Btn:disabled, .MB-Btn.Disabled { opacity: .45; cursor: not-allowed; pointer-events: none; }

    .MB-Btn.Primary { background: var(--mb-teal); border-color: var(--mb-teal); color: #fff; }
        .MB-Btn.Primary:hover { background: var(--mb-teal-dark); border-color: var(--mb-teal-dark); color: #fff; }

    .MB-Btn.Outline { border-color: var(--mb-teal-line); color: var(--mb-teal-dark); }

    .MB-Btn.Danger { border-color: #fecaca; color: var(--mb-danger); }
        .MB-Btn.Danger:hover { background: var(--mb-danger-soft); border-color: #fca5a5; color: var(--mb-danger); }

    .MB-Btn.Ghost { border-color: transparent; background: transparent; }

    .MB-Btn.Sm { padding: 5px 10px; font-size: 12px; border-radius: 8px; }
    .MB-Btn.Block { width: 100%; }

/* ป้ายคีย์ลัดบนปุ่ม */
.MB-Kbd {
    display: inline-block;
    padding: 0 5px;
    border-radius: 5px;
    border: 1px solid rgba(15, 23, 42, .18);
    background: rgba(255, 255, 255, .6);
    font-family: var(--mb-mono);
    font-size: 10.5px;
    font-weight: 600;
    line-height: 1.6;
    color: inherit;
    opacity: .85;
}

.MB-Btn.Primary .MB-Kbd {
    border-color: rgba(255, 255, 255, .45);
    background: rgba(255, 255, 255, .15);
}

/* แถบสรุปคีย์ลัด (BillHotkeys ShowHints) */
.MB-HotkeyHints {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 12px;
    padding: 8px 4px 2px;
    font-size: 11.5px;
    color: var(--mb-muted-2);
}

    .MB-HotkeyHints .Off { opacity: .4; }

/* ─────────── ตารางในบิล ─────────── */
.MB-TableScroll {
    width: 100%;
    overflow-x: auto;
}

.MB-Table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    color: var(--mb-ink);
}

    .MB-Table thead th {
        padding: 9px 10px;
        background: #f7f9fa;
        border-top: 1px solid var(--mb-line-soft);
        border-bottom: 1px solid var(--mb-line);
        font-size: 11px;
        font-weight: 600;
        color: #5c666f;
        letter-spacing: .04em;
        text-align: left;
        white-space: nowrap;
    }

    .MB-Table tbody td {
        padding: 10px;
        border-bottom: 1px solid var(--mb-line-soft);
        vertical-align: middle;
    }

    .MB-Table tbody tr:last-child td { border-bottom: none; }
    .MB-Table tbody tr:hover td { background: #f8fbfb; }
    .MB-Table .R { text-align: right; }
    .MB-Table .C { text-align: center; }
    .MB-Table .Num { font-family: var(--mb-mono); text-align: right; white-space: nowrap; }

/* ─────────── Checklist ก่อนปิดบิล (BillChecklist) ─────────── */
.MB-CheckList {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.MB-CheckItem {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    padding: 7px 10px;
    border-radius: 9px;
    font-size: 13px;
    line-height: 1.4;
    background: #f8fafb;
    color: var(--mb-text);
}

.MB-CheckIcon {
    flex-shrink: 0;
    width: 19px;
    height: 19px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 11px;
    font-weight: 700;
    margin-top: 1px;
}

.MB-CheckItem.Ok .MB-CheckIcon { background: var(--mb-teal); color: #fff; }
.MB-CheckItem.Ok { color: var(--mb-muted-2); }
.MB-CheckItem.Bad .MB-CheckIcon { background: var(--mb-danger); color: #fff; }
.MB-CheckItem.Bad { background: var(--mb-danger-soft); color: #991b1b; }
.MB-CheckItem.Warn .MB-CheckIcon { background: #f59e0b; color: #fff; }
.MB-CheckItem.Warn { background: var(--mb-warn-soft); color: #92400e; }

.MB-CheckHint {
    display: block;
    font-size: 11.5px;
    opacity: .8;
}

.MB-CheckSummary {
    margin-top: 8px;
    font-size: 12px;
    font-weight: 600;
}

    .MB-CheckSummary.Ok { color: var(--mb-teal-dark); }
    .MB-CheckSummary.Bad { color: var(--mb-danger); }

/* ─────────── กล่องแจ้ง (ล็อก/ว่าง) ─────────── */
.MB-Notice {
    text-align: center;
    padding: 28px 18px;
    color: var(--mb-muted-2);
    font-size: 13px;
    line-height: 1.6;
}

.MB-NoticeIcon { font-size: 28px; margin-bottom: 4px; }
.MB-NoticeTitle { font-size: 14.5px; font-weight: 600; color: var(--mb-ink); }

/* ─────────── Tag / chip ─────────── */
.MB-Tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    background: var(--mb-teal-soft);
    color: var(--mb-teal-dark);
    white-space: nowrap;
}

    .MB-Tag.Danger { background: var(--mb-danger-soft); color: var(--mb-danger); }
    .MB-Tag.Warn { background: var(--mb-warn-soft); color: var(--mb-warn); }
    .MB-Tag.Muted { background: #f1f5f9; color: var(--mb-muted-2); }

/* ─────────── ฟอร์มในบิล ─────────── */
.MB-Page .FormControl,
.MB-Input {
    width: 100%;
    padding: 8px 11px;
    border: 1px solid #dfe4e8;
    border-radius: 9px;
    background: #fff;
    font: inherit;
    font-size: 13.5px;
    color: var(--mb-ink);
    transition: border-color .15s, box-shadow .15s;
}

    .MB-Page .FormControl:focus,
    .MB-Input:focus {
        outline: none;
        border-color: var(--mb-teal);
        box-shadow: 0 0 0 3px rgba(11, 122, 117, .12);
    }

/* realtime: ไฮไลต์ตอนบิลถูกอัปเดตจากแท็บ/ผู้ใช้อื่น */
.MB-SyncNote {
    font-size: 11.5px;
    color: var(--mb-teal-dark);
    background: var(--mb-teal-soft);
    border: 1px solid var(--mb-teal-line);
    border-radius: 8px;
    padding: 6px 10px;
    margin-bottom: 12px;
    animation: MBSyncFade 4s ease forwards;
}

@keyframes MBSyncFade {
    0%, 80% { opacity: 1; }
    100% { opacity: .55; }
}