/* ==========================================================================
   CĐCS SMC · thành phần nghiệp vụ (bổ sung app.css)
   ========================================================================== */

.min-w-0 { min-width: 0; }
.is-disabled { opacity: .5; pointer-events: none; }
.chip-sm { font-size: .6875rem; padding: 1px 8px 1px 6px; }
.row-muted td { opacity: .6; }
.sticky-card { position: sticky; top: calc(var(--topbar-h) + 16px); }
.split-layout { display: grid; grid-template-columns: minmax(280px, 360px) minmax(0, 1fr); gap: 16px; align-items: start; }
@media (max-width: 1199.98px) { .split-layout { grid-template-columns: 1fr; } .sticky-card { position: static; } }
.md-offcanvas.oc-xl { --bs-offcanvas-width: 960px; }
.md-offcanvas.oc-xxl { --bs-offcanvas-width: min(1360px, 96vw); }
@media (max-width: 575.98px) { .md-offcanvas, .md-offcanvas.oc-lg, .md-offcanvas.oc-xl, .md-offcanvas.oc-xxl { --bs-offcanvas-width: 100vw; } }
.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Nhãn "giai đoạn" trên menu cho trang chưa xây dựng */
.nav-soon { margin-left: auto; font-size: .625rem; font-weight: 700; letter-spacing: .3px; padding: 1px 6px; border-radius: 6px;
    background: rgba(255, 255, 255, .08); color: var(--sidebar-text); opacity: .8; }
.nav-badge { margin-left: auto; min-width: 20px; text-align: center; font-size: .6875rem; font-weight: 700; padding: 1px 6px; border-radius: 10px;
    background: #f0ad4e; color: #1b1f27; }

/* Bộ lọc nhanh trên đầu danh sách */
.quick-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.quick-filters button { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--md-outline); background: var(--md-surface); color: var(--md-text-2); border-radius: 999px; padding: 5px 12px; font-size: .8125rem; }
.quick-filters button .n { font-weight: 500; color: var(--md-text); }
.quick-filters button.active { border-color: var(--md-primary); background: rgba(var(--md-primary-rgb), .08); color: var(--md-primary); }
.quick-filters button.active .n { color: var(--md-primary); }

/* Bảng nhập liệu (xem trước import, lập phiếu nhiều dòng) */
.edit-table td { padding-top: 6px !important; padding-bottom: 6px !important; vertical-align: middle; }
.edit-table .form-control, .edit-table .form-select { min-height: 34px; height: 34px; padding-top: 4px; padding-bottom: 4px; font-size: .8125rem; }
.row-error td:first-child { box-shadow: inset 3px 0 0 var(--md-danger); }
.row-warn td:first-child { box-shadow: inset 3px 0 0 var(--md-warning); }

/* ---------------------------------------------------------------- Ô quét mã (MSNV trên thẻ nhân viên) */
.scan-box .form-label { font-weight: 500; }
.scan-input { position: relative; }
.scan-input > .material-symbols-rounded { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); font-size: 26px; color: var(--md-primary); pointer-events: none; }
.scan-input .form-control { padding-left: 50px; padding-right: 52px; min-height: 56px; font-size: 1.125rem; border-width: 2px; border-radius: 12px; letter-spacing: .5px; }
.scan-input .form-control:focus { border-color: var(--md-primary); box-shadow: 0 0 0 4px var(--md-focus); }
.scan-input .form-control::placeholder { font-family: "Roboto", sans-serif; letter-spacing: 0; font-size: .9375rem; }
.scan-input .scan-cam { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); border: 0; background: transparent; color: var(--md-text-2);
    width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; }
.scan-input .scan-cam:hover { background: var(--md-hover); color: var(--md-primary); }
.qr-cam-modal .qc-reader { width: 100%; min-height: 260px; border-radius: 12px; overflow: hidden; background: #000; }
.qr-cam-modal .qc-reader video { width: 100% !important; }
.qr-cam-modal .qc-result { margin-top: 10px; padding: 8px 10px; border-radius: 10px; background: var(--md-success-bg); }

/* ---------------------------------------------------------------- Popup màu: ĐỎ lỗi / VÀNG cảnh báo / XANH hoàn tất */
.cd-popup .modal-dialog { max-width: 460px; }
.cd-popup .modal-dialog.wide { max-width: 640px; }
.cd-popup .modal-content { border-top: 8px solid var(--wp-c); }
.cd-popup .wp-icon { width: 76px; height: 76px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto 14px; background: var(--wp-bg); color: var(--wp-c); }
.cd-popup .wp-icon .material-symbols-rounded { font-size: 44px; }
.cd-popup .wp-title { font-weight: 700; color: var(--wp-c); margin-bottom: 8px; }
.cd-popup .wp-text { color: var(--md-text); font-size: 1rem; }
.cd-popup .wp-text .table, .confirm-text .table { font-size: .8125rem; }
.cd-popup .wp-btn { background: var(--wp-c); color: #fff; min-width: 180px; }
.cd-popup .wp-btn:hover { filter: brightness(1.08); color: #fff; }
.cd-popup .wp-btn kbd { background: rgba(255,255,255,.2); font-size: .6875rem; }
.cd-popup.tone-danger { --wp-c: var(--md-danger); --wp-bg: var(--md-danger-bg); }
.cd-popup.tone-warning { --wp-c: #d98200; --wp-bg: var(--md-warning-bg); }
.cd-popup.tone-success { --wp-c: var(--md-success); --wp-bg: var(--md-success-bg); }
.cd-popup.tone-info { --wp-c: var(--md-info); --wp-bg: var(--md-info-bg); }

/* ---------------------------------------------------------------- Quản trị: người dùng & phân quyền */
.user-list { max-height: 640px; overflow-y: auto; padding: 0 8px 8px; }
.sticky-card .user-list { max-height: calc(100vh - 220px); }
.user-item { display: flex; align-items: center; gap: 10px; width: 100%; border: 0; background: transparent; color: var(--md-text); padding: 10px; border-radius: 12px; }
.user-item:hover { background: var(--md-hover); }
.user-item.active { background: rgba(var(--md-primary-rgb), .1); box-shadow: inset 3px 0 0 var(--md-primary); }
.user-item.locked { opacity: .6; }
.avatar-lg { width: 52px; height: 52px; font-size: 1.125rem; }
.perm-groups { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.perm-group { border: 1px solid var(--md-divider); border-radius: 12px; overflow: hidden; background: var(--md-surface); }
.perm-group-head { display: flex; align-items: center; gap: 8px; padding: 9px 12px; background: var(--md-surface-2); border-bottom: 1px solid var(--md-divider); cursor: pointer; margin: 0; }
.perm-group-head .material-symbols-rounded { font-size: 18px; color: var(--md-text-2); }
.perm-item { display: flex; align-items: center; gap: 8px; padding: 7px 12px; font-size: .8125rem; cursor: pointer; margin: 0; border-bottom: 1px dashed var(--md-divider); }
.perm-item:last-child { border-bottom: 0; }
.perm-item:hover { background: var(--md-hover); }
.perm-item.diff { background: rgba(var(--md-primary-rgb), .05); }
.perm-footer { position: sticky; bottom: 0; background: var(--md-surface); border-top: 1px solid var(--md-divider); z-index: 2; }
.perm-footer .btn { white-space: nowrap; flex-shrink: 0; }
.dept-picks { display: flex; flex-wrap: wrap; gap: 6px; }
.dept-picks label { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border: 1px solid var(--md-outline); border-radius: 999px; font-size: .8125rem; cursor: pointer; margin: 0; }
.dept-picks label:has(input:checked) { border-color: var(--md-primary); background: rgba(var(--md-primary-rgb), .08); color: var(--md-primary); }
.dept-picks input { display: none; }

/* Quyền duyệt */
.grant-card { display: flex; align-items: flex-start; gap: 12px; padding: 12px 14px; border: 1px solid var(--md-divider); border-radius: 12px; background: var(--md-surface); }
.grant-card + .grant-card { margin-top: 8px; }
.grant-card.off { background: var(--md-surface-2); opacity: .75; }

/* Nhật ký: khối JSON trước / sau */
.json-diff { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.json-diff pre { margin: 0; font-size: .75rem; background: var(--md-surface-2); border: 1px solid var(--md-divider); border-radius: 10px; padding: 10px; max-height: 360px; overflow: auto; white-space: pre-wrap; word-break: break-word; }
@media (max-width: 767.98px) { .json-diff { grid-template-columns: 1fr; } }

/* Tổng quan */
.fund-tile { padding: 14px 16px; border-radius: 12px; border: 1px solid var(--md-divider); background: var(--md-surface-2); }
.fund-tile .v { font-size: 1.375rem; font-weight: 500; line-height: 1.2; font-variant-numeric: tabular-nums; }
.fund-tile .l { display: flex; align-items: center; gap: 6px; font-size: .75rem; color: var(--md-text-2); }
.fund-tile .s { font-size: .75rem; color: var(--md-text-2); margin-top: 4px; }
.kpi-icon.bg-brand-soft { background: rgba(var(--md-brand-rgb), .14); color: var(--md-primary); }

/* ---------------------------------------------------------------- Cổng thông tin (portal.php) - ưu tiên điện thoại */
.portal-body { background: var(--md-bg); }
.portal-top { position: sticky; top: 0; z-index: 1030; background: var(--sidebar-bg); color: #fff; box-shadow: var(--md-elev-2); }
.portal-top .inner { max-width: 1100px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 12px; }
.portal-top .brand-text small { color: rgba(255, 255, 255, .7); }
.portal-nav { background: var(--sidebar-bg); border-top: 1px solid rgba(255, 255, 255, .08); }
.portal-nav .inner { max-width: 1100px; margin: 0 auto; padding: 0 8px; display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.portal-nav a { display: inline-flex; align-items: center; gap: 6px; padding: 10px 12px; color: var(--sidebar-text); white-space: nowrap; font-weight: 500; font-size: .875rem; border-bottom: 3px solid transparent; }
.portal-nav a:hover { color: #fff; }
.portal-nav a.active { color: #fff; border-bottom-color: var(--md-brand); }
.portal-main { max-width: 1100px; margin: 0 auto; padding: 20px 16px 40px; }
.portal-hero { border-radius: var(--md-radius); padding: 24px; color: #fff; margin-bottom: 16px;
    background: radial-gradient(700px 300px at 0% 0%, #1abb9c 0%, transparent 70%), #2a3f54; }
.portal-hero h1 { font-size: 1.5rem; font-weight: 500; margin-bottom: 6px; }
.portal-hero p { color: rgba(255, 255, 255, .8); margin: 0; }
.portal-tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.portal-tile { display: flex; gap: 12px; align-items: flex-start; padding: 16px; border-radius: var(--md-radius); background: var(--md-surface); border: 1px solid var(--md-divider); color: var(--md-text); box-shadow: var(--md-elev-1); }
.portal-tile:hover { color: var(--md-text); border-color: var(--md-brand); }
.portal-tile .ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; flex-shrink: 0; background: rgba(var(--md-brand-rgb), .14); color: var(--md-primary); }
.portal-tile b { display: block; font-weight: 500; }
.portal-tile small { color: var(--md-text-2); }
.portal-foot { text-align: center; color: var(--md-text-3); font-size: .75rem; padding: 16px; }

/* ---- Giai đoạn 2+: ô tóm tắt theo tông màu, bảng danh mục */
.stat-tile.tone-success .v { color: var(--md-success); }
.stat-tile.tone-warning .v { color: var(--md-warning); }
.stat-tile.tone-danger .v  { color: var(--md-danger); }
.stat-tile.tone-info .v    { color: var(--md-info); }
.md-table tr.row-off td { color: var(--md-text-3); }
.md-table tr[data-i] { cursor: pointer; }
.money { font-variant-numeric: tabular-nums; white-space: nowrap; text-align: right; }

/* ---- Giai đoạn 3-7 */
.table-total td { font-weight: 500; background: var(--md-surface-2); border-top: 2px solid var(--md-divider); }
.md-table tr.row-off td a { opacity: .8; }
.offcanvas-footer.flex-wrap { row-gap: 8px; }
.portal-main .list-row b { font-weight: 500; }
a.list-link { color: inherit; }
a.list-link:hover { color: var(--md-primary); }

/* ---------------------------------------------------------------- Nhập tay nhiều dòng (CD.manualRows) */
.mr-form { display: flex; flex-direction: column; gap: 14px; }
.mr-group { border: 1px solid var(--md-divider); border-radius: 12px; padding: 14px 16px 16px; background: var(--md-surface); }
.mr-group-head { display: flex; align-items: center; gap: 10px; margin: -2px 0 12px; padding: 0; border: 0; background: none; width: 100%; text-align: left; color: var(--md-text); }
.mr-group-head > .material-symbols-rounded:first-child { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; font-size: 18px;
    background: rgba(var(--md-primary-rgb), .1); color: var(--md-primary); }
.mr-group-head b { font-weight: 500; font-size: .875rem; }
.mr-group-head small { display: block; color: var(--md-text-3); font-size: .75rem; line-height: 1.2; }
.mr-group.is-collapsible { padding-bottom: 12px; }
.mr-group.is-collapsible .mr-group-head { margin-bottom: 0; cursor: pointer; }
.mr-group-head .mr-caret { transition: transform .2s; color: var(--md-text-3); }
.mr-group-head:not(.collapsed) .mr-caret { transform: rotate(180deg); }
.mr-form .form-label { min-height: 20px; }
.mr-actions { display: flex; align-items: center; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }
.mr-actions .mr-mode { margin-right: auto; }
.mr-keys { color: var(--md-text-3); font-size: .75rem; margin-right: 6px; }
.mr-keys kbd { background: var(--md-surface-3); color: var(--md-text-2); font-size: .6875rem; padding: 1px 6px; border-radius: 5px; }

/* Ô có biểu tượng */
.input-icon { position: relative; }
.input-icon > .material-symbols-rounded { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); font-size: 18px; color: var(--md-text-3); pointer-events: none; }
.input-icon > .form-control { padding-left: 38px; }
.input-icon .input-icon-end { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); color: var(--md-primary); }
.input-icon .input-icon-end .material-symbols-rounded { font-size: 18px; }
.msnv-input { letter-spacing: 1px; font-size: .9375rem; }

/* Nút chọn dạng segmented cho radio (giới tính...) */
.seg-input { display: flex; gap: 4px; padding: 3px; border: 1px solid var(--md-outline); border-radius: 10px; background: var(--md-surface); min-height: 40px; }
.seg-input label { flex: 1; margin: 0; cursor: pointer; }
.seg-input input { position: absolute; opacity: 0; pointer-events: none; }
.seg-input span { display: flex; align-items: center; justify-content: center; height: 100%; min-height: 32px; border-radius: 7px; font-size: .8125rem; font-weight: 500; color: var(--md-text-2); padding: 0 10px; transition: background .12s; }
.seg-input label:hover span { background: var(--md-hover); }
.seg-input input:checked + span { background: var(--md-primary); color: var(--md-on-primary); }
.seg-input input:focus-visible + span { box-shadow: 0 0 0 3px var(--md-focus); }
.seg-input.is-invalid { border-color: var(--md-danger); }

/* Thẻ kết quả tra MSNV */
.mr-lookup { display: flex; align-items: center; gap: 12px; margin-top: 12px; padding: 10px 14px; border-radius: 10px; border: 1px solid var(--lk-b, var(--md-divider)); background: var(--lk-bg, var(--md-surface-2)); }
.mr-lookup-ic { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0; background: var(--md-surface); color: var(--lk-c, var(--md-text-2)); }
.mr-lookup-title { font-weight: 500; color: var(--lk-c, var(--md-text)); }
.mr-lookup.tone-success { --lk-bg: var(--md-success-bg); --lk-c: var(--md-success); --lk-b: rgba(19, 138, 110, .25); }
.mr-lookup.tone-info { --lk-bg: var(--md-info-bg); --lk-c: var(--md-info); --lk-b: rgba(2, 119, 189, .2); }
.mr-lookup.tone-warning { --lk-bg: var(--md-warning-bg); --lk-c: var(--md-warning); --lk-b: rgba(178, 106, 0, .25); }
.mr-lookup.tone-danger { --lk-bg: var(--md-danger-bg); --lk-c: var(--md-danger); --lk-b: rgba(198, 40, 40, .25); }
.mr-lookup .small { color: var(--md-text-2); }

/* Danh sách dòng đã nhập */
.mr-list { margin-top: 18px; border: 1px solid var(--md-divider); border-radius: 12px; overflow: hidden; }
.mr-list-head { display: flex; align-items: center; justify-content: space-between; padding: 10px 14px; background: var(--md-surface-2); border-bottom: 1px solid var(--md-divider); }
.mr-list-head b { font-weight: 500; }
.mr-list-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 12px 14px; border-top: 1px solid var(--md-divider); background: var(--md-surface-2); }
.mr-list tbody tr[data-row] { cursor: pointer; }
.mr-empty { display: flex; align-items: center; justify-content: center; gap: 14px; padding: 26px 12px; color: var(--md-text-2); text-align: left; }
.mr-empty > .material-symbols-rounded { font-size: 34px; color: var(--md-text-3); }

/* Card lập phiếu: tiêu đề + nút Excel */
.entry-card .card-header { align-items: center; }
.entry-rules { font-size: .8125rem; color: var(--md-text-2); }
.entry-rules ul { margin: 6px 0 0; padding-left: 18px; }
.portal-user { align-items: center; gap: 6px; color: rgba(255, 255, 255, .85); font-size: .8125rem; margin-right: 6px; }
.portal-user .material-symbols-rounded { font-size: 20px; }

/* Bảng tin (cổng thông tin + Tiện ích › Bảng tin) */
.feed-list { display: flex; flex-direction: column; gap: 12px; }
.feed-card { overflow: hidden; }
.feed-card.is-off { opacity: .7; }
.feed-head { display: flex; align-items: flex-start; gap: 12px; padding: 14px 16px 8px; }
.feed-head b { font-weight: 500; }
.feed-ic { font-size: 14px; vertical-align: -2px; }
.feed-text { padding: 2px 16px 10px; white-space: pre-line; overflow-wrap: anywhere; }
.feed-text.clamp { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 8; line-clamp: 8; overflow: hidden; padding-bottom: 0; }
.feed-toggle { margin: 0 8px 8px; }
.feed-photos { display: grid; gap: 2px; grid-template-columns: 1fr 1fr; }
.feed-photos.n-1 { grid-template-columns: 1fr; }
.feed-photo { position: relative; padding: 0; border: 0; background: var(--md-surface-3); aspect-ratio: 1 / 1; overflow: hidden; cursor: zoom-in; }
.feed-photos.n-1 .feed-photo { aspect-ratio: auto; max-height: 560px; }
.feed-photos.n-2 .feed-photo { aspect-ratio: 4 / 5; }
.feed-photos.n-3 .feed-photo:first-child { grid-column: 1 / -1; aspect-ratio: 16 / 9; }
.feed-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.feed-photos.n-1 .feed-photo img { max-height: 560px; object-fit: contain; }
.feed-more-n { position: absolute; inset: 0; display: grid; place-items: center; background: rgba(0, 0, 0, .5); color: #fff; font-size: 1.75rem; font-weight: 500; }
.feed-files { display: flex; flex-direction: column; gap: 8px; padding: 10px 16px 14px; }
.feed-file { color: var(--md-text); }
.feed-file:hover { color: var(--md-primary); border-color: var(--md-primary); }
.feed-card > :last-child:not(.feed-photos):not(.feed-files) { margin-bottom: 6px; }
.feed-input { resize: vertical; border-radius: 14px; }
.feed-picks { display: flex; flex-wrap: wrap; gap: 8px; }
.feed-picks:not(:empty) { margin: 12px 0 0 48px; }
.feed-pick { position: relative; width: 92px; height: 92px; border-radius: 10px; overflow: hidden; border: 1px solid var(--md-divider); background: var(--md-surface-2); }
.feed-pick img { width: 100%; height: 100%; object-fit: cover; display: block; }
.feed-pick-file { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; height: 100%; padding: 6px; color: var(--md-text-2); }
.feed-pick-file small { max-width: 100%; font-size: .6875rem; }
.feed-pick .btn-icon { position: absolute; top: 2px; right: 2px; background: rgba(0, 0, 0, .55); color: #fff; }
.feed-compose-foot { display: flex; align-items: center; gap: 4px; margin: 12px 0 0 48px; }
.feed-lightbox .modal-content { background: rgba(0, 0, 0, .94); border-radius: 0; align-items: center; justify-content: center; }
.feed-lightbox img { max-width: 100%; max-height: 100%; object-fit: contain; }
.feed-lightbox .btn-icon { position: absolute; color: #fff; background: rgba(255, 255, 255, .14); z-index: 1; }
.feed-close { top: 14px; right: 14px; }
.feed-prev { left: 14px; top: 50%; transform: translateY(-50%); }
.feed-next { right: 14px; top: 50%; transform: translateY(-50%); }
.feed-count { position: absolute; top: 20px; left: 20px; color: rgba(255, 255, 255, .8); font-size: .875rem; }
.portal-tiles-side { grid-template-columns: 1fr; }
@media (max-width: 575.98px) { .feed-picks:not(:empty), .feed-compose-foot { margin-left: 0; } }

/* Khảo sát: danh sách, trình thiết kế, trang làm khảo sát (chép từ demo/factory) */
.sv-period { display: flex; align-items: center; gap: 8px; font-size: .8125rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
.sv-period i { color: var(--md-text-3); font-size: .7rem; }

.sb-topbar {
    position: sticky; top: calc(var(--topbar-h) + 4px); z-index: 20; display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    padding: 10px 12px; margin: -6px -6px 16px; border-radius: 12px;
    background: color-mix(in srgb, var(--md-surface) 90%, transparent); backdrop-filter: blur(8px);
    border: 1px solid var(--md-divider);
}
.sb-topbar-title { display: flex; align-items: center; gap: 10px; }
.sb-topbar-actions { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

.sb-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 20px; align-items: start; }
.sb-side { position: sticky; top: calc(var(--topbar-h) + 76px); display: grid; gap: 16px; }
@media (max-width: 1199.98px) { .sb-layout { grid-template-columns: 1fr; } .sb-side { position: static; } }

.sb-card { background: var(--md-surface); border: 1px solid var(--md-divider); border-radius: var(--md-radius); padding: 18px 20px; }
.sb-card-title { display: flex; align-items: center; gap: 8px; font-weight: 500; margin-bottom: 14px; }
.sb-card-title i { color: var(--md-primary); }
.sb-main { display: grid; gap: 14px; min-width: 0; }

.sb-header-card { border-top: 6px solid var(--md-primary); }
.sb-title-input {
    width: 100%; border: 0; border-bottom: 1px solid var(--md-divider); background: transparent; color: var(--md-text);
    font-size: 1.5rem; font-weight: 500; padding: 4px 0 8px; outline: 0;
}
.sb-title-input:focus, .sb-desc-input:focus { border-bottom-color: var(--md-primary); box-shadow: 0 1px 0 var(--md-primary); }
.sb-desc-input {
    width: 100%; border: 0; border-bottom: 1px solid var(--md-divider); background: transparent; color: var(--md-text-2);
    padding: 8px 0; margin-top: 8px; outline: 0; resize: vertical; min-height: 0;
}
.sb-topic { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
.sb-topic i { color: var(--md-text-3); }
.sb-topic .form-control { max-width: 420px; }

.sb-questions { display: grid; gap: 14px; }
.sb-q { position: relative; transition: box-shadow .15s, border-color .15s, opacity .15s; }
.sb-q:focus-within { border-left: 4px solid var(--md-primary); padding-left: 17px; box-shadow: var(--md-elev-2); }
.sb-q.dragging { opacity: .45; }
.sb-q.drop-target { border-color: var(--md-primary); box-shadow: 0 0 0 2px rgba(var(--md-primary-rgb), .25); }
.sb-q-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.sb-drag { cursor: grab; color: var(--md-text-3); padding: 4px 6px; border-radius: 6px; }
.sb-drag:hover { background: var(--md-hover); color: var(--md-text-2); }
.sb-q-num { font-size: .75rem; font-weight: 500; text-transform: uppercase; letter-spacing: .5px; color: var(--md-text-3); }
.sb-q-type { width: auto; min-width: 200px; margin-left: auto; }
.sb-q-text { font-size: 1rem; font-weight: 500; margin-bottom: 8px; }
.sb-q-help { margin-bottom: 12px; color: var(--md-text-2); }
.sb-q-body { padding: 4px 0 8px; }
.sb-option { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.sb-opt-mark { width: 20px; text-align: center; color: var(--md-text-3); flex-shrink: 0; }
.sb-opt-num { font-size: .8125rem; }
.sb-option .form-control { max-width: 520px; }
.sb-opt-add { padding-left: 30px; }
.sb-scale-preview { display: flex; gap: 8px; flex-wrap: wrap; }
.sb-scale-dot {
    width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-size: .8125rem; font-weight: 500;
    border: 1px solid var(--md-outline); color: var(--md-text-2);
}
.sb-answer-placeholder {
    display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 10px; font-size: .8125rem;
    border: 1px dashed var(--md-outline); color: var(--md-text-3); max-width: 520px;
}
.sb-q-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 10px; border-top: 1px solid var(--md-divider); }
.sb-q-tools { display: inline-flex; gap: 2px; }
.sb-empty { text-align: center; color: var(--md-text-2); padding: 36px 20px; }
.sb-empty i { display: block; font-size: 2rem; color: var(--md-text-3); margin-bottom: 10px; }
.sb-add-bar { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; padding: 12px 14px; border-radius: var(--md-radius); border: 1px dashed var(--md-outline); }

.sb-quick { display: flex; flex-wrap: wrap; gap: 6px; }
.sb-quick button {
    border: 1px solid var(--md-outline); background: var(--md-surface); color: var(--md-text-2); border-radius: 999px;
    padding: 3px 10px; font-size: .75rem;
}
.sb-quick button:hover { border-color: var(--md-primary); color: var(--md-primary); }
.sb-period { margin-top: 12px; padding: 8px 12px; border-radius: 10px; font-size: .8125rem; background: var(--md-info-bg); color: var(--md-info); }
.sb-period.bad { background: var(--md-danger-bg); color: var(--md-danger); }
.sb-radio { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border: 1px solid var(--md-outline); border-radius: 12px; margin-bottom: 8px; cursor: pointer; }
.sb-radio:has(input:checked) { border-color: var(--md-primary); background: rgba(var(--md-primary-rgb), .06); box-shadow: 0 0 0 1px var(--md-primary); }
.sb-radio input { margin-top: 4px; accent-color: var(--md-primary); }
.sb-radio strong { display: block; font-size: .875rem; }
.sb-radio small { display: block; color: var(--md-text-2); font-size: .75rem; }

/* Thẻ khảo sát (trang Khảo sát của cổng thông tin) */
.sv-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.sv-card { display: flex; flex-direction: column; gap: 10px; padding: 18px 20px; border: 1px solid var(--md-divider); border-radius: var(--md-radius); background: var(--md-surface); transition: box-shadow .15s, transform .15s; }
.sv-card:hover { box-shadow: var(--md-elev-2); transform: translateY(-1px); }
.sv-card-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.sv-card-title { font-size: 1rem; font-weight: 500; margin: 0; }
.sv-card-desc { color: var(--md-text-2); font-size: .8125rem; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.sv-card-meta { display: flex; flex-wrap: wrap; gap: 12px; font-size: .75rem; color: var(--md-text-2); }
.sv-card-meta i { margin-right: 4px; }
.sv-card-foot { margin-top: auto; display: flex; gap: 8px; align-items: center; justify-content: space-between; }
.sv-deadline { font-size: .8125rem; font-weight: 500; }
.sv-deadline.urgent { color: var(--md-danger); }

/* Trang làm khảo sát (portal/survey.php) */
.sv-wrap { max-width: 760px; margin: 0 auto; display: grid; gap: 14px; }
.sv-head { padding: 24px 26px; border-top: 8px solid var(--md-primary); }
.sv-head h1 { font-size: 1.625rem; font-weight: 500; margin: 0 0 8px; }
.sv-topic { display: inline-flex; align-items: center; gap: 6px; font-size: .75rem; font-weight: 500; text-transform: uppercase; letter-spacing: .5px; color: var(--md-primary); margin-bottom: 6px; }
.sv-desc { color: var(--md-text-2); margin: 0 0 14px; }
.sv-meta { display: flex; flex-wrap: wrap; gap: 16px; font-size: .8125rem; color: var(--md-text-2); padding-top: 12px; border-top: 1px solid var(--md-divider); }
.sv-meta i { margin-right: 6px; }
.sv-progress {
    position: sticky; top: 8px; z-index: 5; display: flex; align-items: center; gap: 12px; padding: 8px 14px; border-radius: 999px;
    background: color-mix(in srgb, var(--md-surface) 92%, transparent); backdrop-filter: blur(8px); border: 1px solid var(--md-divider);
}
.sv-progress-track { flex: 1; height: 6px; border-radius: 3px; background: var(--md-surface-3); overflow: hidden; }
.sv-progress-track > span { display: block; height: 100%; width: 0; border-radius: 3px; background: var(--md-primary); transition: width .3s; }
.sv-progress > small { color: var(--md-text-2); font-variant-numeric: tabular-nums; white-space: nowrap; }
#svForm { display: grid; gap: 14px; }
.sv-q { padding: 20px 24px; transition: border-color .15s, box-shadow .15s; }
.sv-q:focus-within { border-color: rgba(var(--md-primary-rgb), .5); box-shadow: 0 0 0 3px var(--md-focus); }
.sv-q.has-error { border-color: var(--md-danger); box-shadow: 0 0 0 1px var(--md-danger); }
.sv-q-title { display: flex; gap: 10px; font-size: 1rem; font-weight: 500; margin-bottom: 4px; }
.sv-q-no {
    width: 24px; height: 24px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center; font-size: .75rem;
    background: rgba(var(--md-primary-rgb), .12); color: var(--md-primary);
}
.sv-q-help { color: var(--md-text-2); font-size: .8125rem; margin: 0 0 4px 34px; }
.sv-q > :not(.sv-q-title):not(.sv-q-help):not(.sv-q-error) { margin-top: 12px; }
.sv-choices { display: grid; gap: 8px; }
.sv-choice { display: flex; align-items: center; gap: 12px; padding: 10px 14px; border: 1px solid var(--md-outline); border-radius: 12px; cursor: pointer; transition: border-color .12s, background .12s; }
.sv-choice:hover { border-color: var(--md-text-3); }
.sv-choice:has(input:checked) { border-color: var(--md-primary); background: rgba(var(--md-primary-rgb), .06); }
.sv-choice input { width: 18px; height: 18px; accent-color: var(--md-primary); flex-shrink: 0; }
.sv-scale { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.sv-scale-label { font-size: .75rem; color: var(--md-text-2); max-width: 140px; }
.sv-scale-items { display: flex; gap: 8px; flex-wrap: wrap; }
.sv-scale-item input { position: absolute; opacity: 0; pointer-events: none; }
.sv-scale-item span {
    width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; cursor: pointer; font-weight: 500;
    border: 1px solid var(--md-outline); color: var(--md-text-2); transition: all .12s;
}
.sv-scale-item span:hover { border-color: var(--md-primary); color: var(--md-primary); }
.sv-scale-item input:checked + span { background: var(--md-primary); border-color: var(--md-primary); color: var(--md-on-primary); box-shadow: 0 3px 10px rgba(var(--md-primary-rgb), .35); }
.sv-scale-item input:focus-visible + span { box-shadow: 0 0 0 4px var(--md-focus); }
.sv-q-error { display: none; align-items: center; gap: 6px; margin-top: 10px; color: var(--md-danger); font-size: .8125rem; }
.sv-q.has-error .sv-q-error { display: flex; }
.sv-submit { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; padding: 4px 0; }
.sv-done { background: var(--md-success-bg) !important; color: var(--md-success) !important; }

.sb-card-title .material-symbols-rounded, .sb-topic .material-symbols-rounded, .sv-period .material-symbols-rounded { font-size: 18px; }
.sb-opt-mark .material-symbols-rounded { font-size: 18px; vertical-align: -4px; }
.sb-add .material-symbols-rounded { font-size: 18px; }
.sb-empty .material-symbols-rounded { display: block; font-size: 2rem; color: var(--md-text-3); margin-bottom: 10px; }