/* RC7.64: native formulas, real table cells and compact written work. */
.gssv-study .gssv-math-inline,.gssv-hw-portal .gssv-math-inline,.gssv-tp .gssv-math-inline,.gssv-presentation-audit .gssv-math-inline{display:inline!important;overflow:visible!important;max-width:none!important;vertical-align:middle;line-height:normal;padding:0;white-space:nowrap;font-size:1em}
.gssv-formula-scroll{display:inline-block;max-width:100%;overflow-x:auto;overflow-y:hidden;vertical-align:middle;padding:.2em .08em .25em;line-height:normal}
.gssv-study .gsv-rich,.gssv-study .gsv-option>.gsv-rich,.gssv-hw-qtext,.gssv-hw-option-text{min-width:0;max-width:100%}
.gssv-study table.gssv-source-table,.gssv-hw-portal table.gssv-source-table,.gssv-presentation-audit table.gssv-source-table{display:table;width:100%;max-width:100%;border-collapse:collapse;margin:12px 0;table-layout:auto;font-size:inherit;line-height:1.4;overflow:visible}
.gssv-source-table th,.gssv-source-table td{border:1px solid #bdd5dc;padding:10px 12px;text-align:center;vertical-align:middle;white-space:nowrap}
.gssv-source-table th{background:#edf7f5;color:#14544d;font-weight:700}
.gssv-study table.gssv-table-mobile,.gssv-hw-portal table.gssv-table-mobile,.gssv-presentation-audit table.gssv-table-mobile{display:none}
.gssv-source-parts{display:grid;gap:10px;margin:10px 0}
.gssv-source-parts>.gssv-source-part{margin:0!important;padding:8px 10px;border-left:3px solid #bdddd5;background:#f6fbfa;border-radius:0 6px 6px 0}
.gssv-study .gsv-written-work{margin:16px 0;padding:0!important;border:0!important;min-width:0}
.gssv-study .gsv-written-part{padding:14px!important;background:#f8fbfd;border:1px solid #d6e5ed;border-radius:12px}
.gssv-study .gsv-written-part-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.gssv-study .gsv-written-part-head strong{font-size:16px}
.gssv-study .gsv-written-part-max{font-size:12px;padding:4px 8px}
.gssv-study .gsv-written-tip,.gssv-study .gsv-written-note{font-size:14px!important;line-height:1.5!important;margin:8px 0!important;color:#50697a}
.gssv-study .gsv-written-upload-actions{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.gssv-study .gsv-written-picker{flex:1;display:flex;justify-content:center;align-items:center;min-height:44px;padding:10px 8px!important;font-size:15px!important;line-height:1.3!important;font-weight:600;border-radius:9px;text-align:center;white-space:normal}
.gssv-study .gsv-written-picker input[hidden]{display:none!important}
.gssv-study .gsv-written-server:empty,.gssv-study .gsv-written-part-actions:empty{display:none}
.gssv-study .gsv-tf-row>.gsv-rich{align-self:center}
.gssv-presentation-audit .gsv-question{margin:16px 0}
@media(max-width:600px){
 .gssv-study table.gssv-table-desktop,.gssv-hw-portal table.gssv-table-desktop,.gssv-presentation-audit table.gssv-table-desktop{display:none!important}
 .gssv-study table.gssv-table-mobile,.gssv-hw-portal table.gssv-table-mobile,.gssv-presentation-audit table.gssv-table-mobile{display:table!important}
 .gssv-source-table th,.gssv-source-table td{padding:10px 8px;width:50%}
 .gssv-study .gsv-question{padding:14px!important}
 .gssv-study .gsv-written-part{padding:12px!important}
 .gssv-study .gsv-option{gap:8px!important;padding:12px 10px!important;margin:0!important;min-height:64px;align-items:center}
 .gssv-study .gsv-options-grid{gap:10px!important}
 .gssv-study .gsv-option>.gsv-rich{flex:1}
 .gssv-study .gsv-question-head{gap:10px}
 .gssv-study .gsv-flag-top{padding:7px 10px!important;font-size:13px!important;min-height:40px}
 .gssv-study .gsv-tf-row{padding:12px 0;gap:8px}
 .gssv-study .gsv-tf-choices{gap:10px}
 .gssv-study .gsv-tf-choices label{flex:1;justify-content:center;min-height:44px}
}
/* Admin preview width follows the selected viewport, even on a desktop. */
.gssv-presentation-audit[data-width="390"] table.gssv-table-desktop{display:none!important}
.gssv-presentation-audit[data-width="390"] table.gssv-table-mobile{display:table!important}

/* RC7.69 · Source math used within Góc Học sinh, Góc Gia sư and math audit.
   No changes to Góc Phụ huynh or non-mathematical text. */
:is(.gssv-study .gsv-math-layout,.gssv-hw-portal,.gssv-tp-library-question,.gssv-presentation-audit)
:is(.gssv-math-block,.katex-display,.MathJax_Display,mjx-container[display="true"]){
  max-width:100%;margin-block:5px!important;overflow-x:auto;overflow-y:hidden;
  -webkit-overflow-scrolling:touch;
}
:is(.gssv-hw-portal,.gssv-tp-library-question,.gssv-presentation-audit)
:is(img[src*="/study-figures/"],img[src*="/toan11-ch1/"],img[alt*="Đồ thị"],img[alt*="Bảng biến thiên"],img[alt*="Hình vẽ"]){
  display:block;width:auto!important;height:auto!important;
  max-width:min(100%,460px)!important;max-height:350px!important;
  object-fit:contain;margin:8px auto!important;
}
:is(.gssv-study .gsv-math-layout,.gssv-hw-portal,.gssv-tp-library-question,.gssv-presentation-audit)
:is(.gssv-source-table,.gssv-table-desktop,.gssv-table-mobile){
  width:max-content;max-width:100%;margin:7px 0;line-height:1.4;
}
:is(.gssv-study .gsv-math-layout,.gssv-hw-portal,.gssv-tp-library-question,.gssv-presentation-audit)
.gssv-source-table :is(th,td){padding:6px 9px}
:is(.gssv-hw-portal,.gssv-tp-library-question,.gssv-presentation-audit)
:is(.gsv-rich,.gssv-hw-qtext,.gssv-hw-option-text):has(table.gssv-source-table){
  max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;
}
:is(.gssv-hw-portal,.gssv-tp-library-question,.gssv-presentation-audit)
:is(.gsv-rich,.gssv-hw-qtext,.gssv-hw-option-text):has(.gssv-math-inline){
  line-height:1.5;
}
@media(max-width:680px){
  :is(.gssv-hw-portal,.gssv-tp-library-question,.gssv-presentation-audit)
  :is(img[src*="/study-figures/"],img[src*="/toan11-ch1/"],img[alt*="Đồ thị"],img[alt*="Bảng biến thiên"],img[alt*="Hình vẽ"]){
    max-width:min(100%,360px)!important;max-height:285px!important;
  }
  :is(.gssv-study .gsv-math-layout,.gssv-hw-portal,.gssv-tp-library-question,.gssv-presentation-audit)
  .gssv-source-table :is(th,td){padding:6px 7px}
}