.huaedb-wrap{
    --hu-blue:#204783;
    --hu-blue-dark:#163666;
    --hu-blue-soft:#eef4ff;
    --hu-border:#d8e0e8;
    --hu-border-strong:#c4cfda;
    --hu-text:#172033;
    --hu-muted:#667085;
    --hu-bg:#ffffff;
    --hu-page:#f7f9fc;
    --hu-radius:14px;
    --hu-shadow:0 10px 30px rgba(16,24,40,.07);
    width:100%;
    max-width:1380px;
    margin:24px auto;
    padding:0 4px;
    color:var(--hu-text);
    font-family:inherit;
    line-height:1.5;
}
.huaedb-wrap *{box-sizing:border-box}
.huaedb-heading{margin-bottom:16px}
.huaedb-title,.huaedb-search-card h2{margin:0;color:var(--hu-text);font-size:clamp(24px,2.3vw,34px);font-weight:800;line-height:1.25}
.huaedb-heading p{margin:7px 0 0;color:var(--hu-muted);font-size:15px}

/* Standalone search shortcode */
.huaedb-search-card,.huaedb-result-card{background:#fff;border:1px solid var(--hu-border);border-radius:var(--hu-radius);box-shadow:var(--hu-shadow)}
.huaedb-search-card{padding:24px}
.huaedb-search-card h2{margin-bottom:18px}
.huaedb-search-form label{display:block;font-weight:700;margin-bottom:8px}
.huaedb-search-row{display:flex;gap:10px}
.huaedb-search-row input{width:100%;min-width:0;min-height:46px;border:1px solid var(--hu-border-strong);border-radius:9px;padding:10px 13px;background:#fff;color:var(--hu-text);font:inherit;outline:none;transition:border-color .2s,box-shadow .2s}
.huaedb-search-row input:focus{border-color:var(--hu-blue);box-shadow:0 0 0 3px rgba(32,71,131,.13)}
.huaedb-search-row button{min-height:46px;border:0;border-radius:9px;background:var(--hu-blue);color:#fff;padding:10px 28px;font:inherit;font-weight:800;cursor:pointer;transition:transform .15s,background .2s}
.huaedb-search-row button:hover{background:var(--hu-blue-dark)}
.huaedb-search-row button:active{transform:translateY(1px)}
.huaedb-search-row button:disabled{opacity:.7;cursor:wait}
.huaedb-results{display:grid;gap:14px;margin-top:16px}
.huaedb-result-card{padding:20px}
.huaedb-result-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding-bottom:15px;border-bottom:1px solid #e5e7eb}
.huaedb-result-head span{display:block;color:var(--hu-muted);font-size:.9em}
.huaedb-result-head strong{display:block;font-size:1.18em;margin-top:3px}
.huaedb-badge{background:var(--hu-blue-soft);color:var(--hu-blue-dark);border-radius:999px;padding:6px 12px;font-weight:800;white-space:nowrap}
.huaedb-details{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin:0}
.huaedb-details>div{padding:14px 10px;border-bottom:1px solid #e5e7eb}
.huaedb-details dt{color:var(--hu-muted);font-size:.86em;margin-bottom:3px}
.huaedb-details dd{margin:0;font-weight:700}

/* Filter area */
.huaedb-filterbar{
    display:grid;
    grid-template-columns:minmax(320px,1.55fr) minmax(220px,1fr) minmax(220px,1fr) auto;
    gap:12px;
    align-items:end;
    padding:16px;
    border:1px solid rgba(12,43,89,.38);
    border-radius:var(--hu-radius);
    background:var(--hu-blue);
    box-shadow:0 8px 24px rgba(23,58,109,.14);
}
.huaedb-filter-field{min-width:0}
.huaedb-filter-field label{display:block;margin:0 0 7px;color:#fff;font-size:14px;font-weight:800;line-height:1.2}
.huaedb-control{position:relative;min-width:0}
.huaedb-filter-field input,.huaedb-filter-field select{
    width:100%;
    height:46px;
    min-width:0;
    margin:0;
    border:1px solid rgba(255,255,255,.45);
    border-radius:9px;
    padding:8px 12px;
    background:#fff;
    color:#253247;
    font:inherit;
    font-size:15px;
    line-height:1.2;
    outline:none;
    box-shadow:0 1px 2px rgba(16,24,40,.04);
    transition:border-color .2s,box-shadow .2s;
}
.huaedb-filter-field input:focus,.huaedb-filter-field select:focus{border-color:#9dbbf0;box-shadow:0 0 0 3px rgba(255,255,255,.2)}
.huaedb-filter-field input::placeholder{color:#8c97a8}
.huaedb-filter-field select:disabled{background:#edf1f5;color:#8d939c;cursor:not-allowed}
.huaedb-filter-actions{display:flex;gap:8px;align-items:center;min-width:max-content}
.huaedb-btn{height:46px;display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:9px;padding:0 18px;font:inherit;font-size:15px;font-weight:800;text-decoration:none!important;white-space:nowrap;transition:transform .15s,background .2s,border-color .2s,opacity .2s}
.huaedb-btn-primary{border:1px solid #fff;background:#fff;color:var(--hu-blue);cursor:pointer;box-shadow:0 1px 2px rgba(16,24,40,.08)}
.huaedb-btn-primary:hover{background:#f6f8fc}
.huaedb-btn-primary:active,.huaedb-btn-reset:active{transform:translateY(1px)}
.huaedb-btn-primary:disabled{opacity:.55;cursor:not-allowed}
.huaedb-btn-reset{border:1px solid rgba(255,255,255,.65);background:transparent;color:#fff!important}
.huaedb-btn-reset:hover{background:rgba(255,255,255,.1)}
.huaedb-btn-icon{font-size:19px;line-height:1}

/* Empty / initial states: no records are rendered before a filter is used. */
.huaedb-empty-state{
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    min-height:190px;
    margin-top:18px;
    padding:30px 20px;
    border:1px dashed var(--hu-border-strong);
    border-radius:var(--hu-radius);
    background:linear-gradient(180deg,#fff,#fafcff);
    text-align:center;
    box-shadow:0 4px 16px rgba(16,24,40,.035);
}
.huaedb-empty-state--compact{min-height:150px}
.huaedb-empty-icon{display:flex;align-items:center;justify-content:center;width:48px;height:48px;margin-bottom:10px;border-radius:50%;background:var(--hu-blue-soft);color:var(--hu-blue);font-size:27px;font-weight:800}
.huaedb-empty-state strong{font-size:18px;color:var(--hu-text)}
.huaedb-empty-state>span:last-child{margin-top:5px;color:var(--hu-muted);font-size:14px}

/* Result summary */
.huaedb-results-meta{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:16px 2px 10px}
.huaedb-count{display:flex;align-items:center;gap:8px;color:var(--hu-muted);font-size:14px}
.huaedb-count strong{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:28px;padding:0 9px;border-radius:999px;background:var(--hu-blue-soft);color:var(--hu-blue-dark);font-size:14px}
.huaedb-page-note{color:var(--hu-muted);font-size:13px}

/* Desktop table */
.huaedb-table-scroll{overflow:auto;max-width:100%;border:1px solid var(--hu-border);border-radius:12px;background:#fff;box-shadow:var(--hu-shadow);outline:none;-webkit-overflow-scrolling:touch}
.huaedb-public-table{width:100%;border-collapse:separate;border-spacing:0;min-width:1040px;table-layout:auto;background:#fff}
.huaedb-public-table th,.huaedb-public-table td{padding:12px 13px;border-left:1px solid #e0e5ea;border-bottom:1px solid #e0e5ea;text-align:center;vertical-align:middle;font-size:15px;line-height:1.45}
.huaedb-public-table th:last-child,.huaedb-public-table td:last-child{border-left:0}
.huaedb-public-table thead th{position:sticky;top:0;z-index:2;background:var(--hu-blue);color:#fff;font-weight:800;white-space:nowrap;border-bottom-color:rgba(255,255,255,.7)}
.huaedb-public-table tbody tr:nth-child(odd){background:#fbfcfe}
.huaedb-public-table tbody tr:nth-child(even){background:#f1f5f9}
.huaedb-public-table tbody tr:hover{background:#e9f0f8}
.huaedb-public-table tbody tr:last-child td{border-bottom:0}
.huaedb-public-table .huaedb-student-name{text-align:right;min-width:270px;font-weight:800;color:#15243a}
.huaedb-no-copy,.huaedb-no-copy *{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;-webkit-touch-callout:none}
.huaedb-no-copy{cursor:default}

/* Pagination */
.huaedb-pagination{display:flex;flex-wrap:wrap;gap:7px;justify-content:center;align-items:center;margin-top:18px;direction:ltr}
.huaedb-page-form{display:inline-flex;margin:0;padding:0}.huaedb-page-link{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 10px;border:1px solid var(--hu-border);border-radius:9px;text-decoration:none!important;color:var(--hu-text);background:#fff;font:inherit;font-weight:700;cursor:pointer;transition:border-color .2s,background .2s,color .2s}.huaedb-pagination>span.huaedb-page-link{cursor:default}
.huaedb-page-link:hover{border-color:#9eb0c5;background:#f7f9fc}
.huaedb-page-link.current{background:var(--hu-blue);color:#fff;border-color:var(--hu-blue)}
.huaedb-page-nav{gap:5px}
.huaedb-page-dots{padding:0 2px;color:var(--hu-muted)}

/* Tablet: results become two-column readable cards instead of a squeezed table. */
@media (max-width:1024px){
    .huaedb-wrap{margin:18px auto;padding:0 8px}
    .huaedb-filterbar{grid-template-columns:1fr 1fr;padding:14px}
    .huaedb-filter-search{grid-column:1/-1}
    .huaedb-filter-actions{grid-column:1/-1;justify-content:flex-start}
    .huaedb-details{grid-template-columns:repeat(2,minmax(0,1fr))}

    .huaedb-table-scroll{overflow:visible;border:0;background:transparent;box-shadow:none}
    .huaedb-public-table{display:block;min-width:0;background:transparent}
    .huaedb-public-table thead{display:none}
    .huaedb-public-table tbody{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .huaedb-public-table tbody tr,.huaedb-public-table tbody tr:nth-child(odd),.huaedb-public-table tbody tr:nth-child(even){display:block;overflow:hidden;border:1px solid var(--hu-border);border-radius:12px;background:#fff;box-shadow:0 7px 22px rgba(16,24,40,.06)}
    .huaedb-public-table tbody tr:hover{background:#fff}
    .huaedb-public-table td{display:grid;grid-template-columns:minmax(118px,40%) minmax(0,1fr);gap:10px;align-items:start;width:100%;padding:10px 12px;border:0;border-bottom:1px solid #edf0f3;text-align:right;font-size:14px;overflow-wrap:anywhere}
    .huaedb-public-table td:last-child{border-bottom:0}
    .huaedb-public-table td::before{content:attr(data-label);color:var(--hu-muted);font-size:12px;font-weight:700;line-height:1.5}
    .huaedb-public-table .huaedb-student-name{min-width:0;text-align:right;color:var(--hu-blue-dark);font-size:15px}
}

/* Mobile */
@media (max-width:680px){
    .huaedb-wrap{margin:12px auto;padding:0 6px}
    .huaedb-heading{margin-bottom:12px}
    .huaedb-title,.huaedb-search-card h2{font-size:23px}
    .huaedb-heading p{font-size:13px}
    .huaedb-search-card{padding:16px}
    .huaedb-search-row{display:grid;grid-template-columns:1fr}
    .huaedb-search-row button{width:100%}
    .huaedb-details{grid-template-columns:1fr}

    .huaedb-filterbar{grid-template-columns:1fr;gap:11px;padding:12px;border-radius:12px}
    .huaedb-filter-search,.huaedb-filter-actions{grid-column:auto}
    .huaedb-filter-field label{margin-bottom:6px;font-size:13px}
    .huaedb-filter-field input,.huaedb-filter-field select{height:44px;font-size:14px}
    .huaedb-filter-actions{display:grid;grid-template-columns:1fr;min-width:0}
    .huaedb-btn{width:100%;height:44px}

    .huaedb-empty-state{min-height:165px;margin-top:14px;padding:24px 14px}
    .huaedb-empty-state strong{font-size:16px}
    .huaedb-empty-state>span:last-child{font-size:13px}
    .huaedb-results-meta{align-items:flex-start;flex-direction:column;gap:5px;margin:14px 2px 9px}
    .huaedb-page-note{font-size:12px}

    .huaedb-public-table tbody{grid-template-columns:1fr;gap:11px}
    .huaedb-public-table td{grid-template-columns:minmax(105px,38%) minmax(0,1fr);padding:9px 11px;font-size:13.5px}
    .huaedb-public-table td::before{font-size:11.5px}
    .huaedb-public-table .huaedb-student-name{font-size:14.5px}

    .huaedb-pagination{gap:5px;margin-top:15px}
    .huaedb-page-link{min-width:36px;height:36px;padding:0 8px;font-size:13px}
    .huaedb-page-nav span{display:none}
}

@media (max-width:380px){
    .huaedb-public-table td{grid-template-columns:1fr;gap:3px}
    .huaedb-public-table td::before{display:block}
}

@media (prefers-reduced-motion:reduce){
    .huaedb-wrap *{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}

/* v2.0 asynchronous result UX */
.huaedb-results-shell{position:relative;min-height:120px;scroll-margin-top:90px}
.huaedb-loading{position:absolute;inset:0;z-index:12;display:flex;align-items:flex-start;justify-content:center;gap:10px;padding-top:64px;background:rgba(247,249,252,.78);backdrop-filter:blur(1px);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s ease,visibility .18s ease;color:var(--hu-blue-dark);font-size:14px;font-weight:800;border-radius:12px}
.huaedb-results-shell[aria-busy="true"] .huaedb-loading{opacity:1;visibility:visible}
.huaedb-spinner{width:20px;height:20px;border:3px solid rgba(32,71,131,.18);border-top-color:var(--hu-blue);border-radius:50%;animation:huaedb-spin .7s linear infinite}
@keyframes huaedb-spin{to{transform:rotate(360deg)}}
.huaedb-filter-validation,.huaedb-validation{min-height:20px;font-size:13px;font-weight:700}
.huaedb-filter-validation{grid-column:1/-1;color:#fff;margin-top:-3px}
.huaedb-validation{color:#b42318;margin-top:7px}
.huaedb-empty-state--warning{border-color:#f0b8b3;background:#fffafa}
.huaedb-empty-state--warning .huaedb-empty-icon{background:#fff0ee;color:#b42318}
.huaedb-page-note{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.huaedb-last-update{display:inline-flex;align-items:center;gap:5px;padding-right:10px;border-right:1px solid var(--hu-border);color:#7a8699}
.huaedb-btn-reset{cursor:pointer}
.huaedb-back-top{position:fixed;left:18px;bottom:18px;z-index:50;width:44px;height:44px;border:1px solid rgba(255,255,255,.55);border-radius:50%;background:var(--hu-blue);color:#fff;font:inherit;font-size:22px;font-weight:900;box-shadow:0 8px 26px rgba(16,24,40,.22);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s,visibility .2s,transform .2s}
.huaedb-back-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.huaedb-back-top:hover{background:var(--hu-blue-dark)}
.huaedb-public-table tbody tr{transition:background .15s ease}

@media (max-width:680px){
    .huaedb-loading{padding-top:42px}
    .huaedb-last-update{padding-right:0;border-right:0;width:100%}
    .huaedb-back-top{width:42px;height:42px;left:12px;bottom:12px}
}

/* Quran memorizers: two filters and a compact five-column result table. */
.huaedb-quran-view .huaedb-filterbar{grid-template-columns:minmax(320px,1.6fr) minmax(240px,1fr) auto}
.huaedb-quran-view .huaedb-public-table{min-width:720px}
@media (max-width:1024px){.huaedb-quran-view .huaedb-filterbar{grid-template-columns:1fr 1fr}.huaedb-quran-view .huaedb-filter-actions{grid-column:1/-1}}
@media (max-width:680px){.huaedb-quran-view .huaedb-filterbar{grid-template-columns:1fr}.huaedb-quran-view .huaedb-filter-actions{grid-column:auto}}