/* Beta 0.3.32 — calm glass formula editor + collapsed formula view. */
.telegram-math-editor{display:grid;gap:12px;padding:14px;border:1px solid rgba(255,255,255,.10);border-radius:20px;background:color-mix(in srgb,var(--panel) 78%,transparent);box-shadow:0 14px 34px rgba(0,0,0,.18),inset 0 1px 0 rgba(255,255,255,.08),inset 0 0 0 1px rgba(255,255,255,.018);backdrop-filter:blur(22px) saturate(132%);-webkit-backdrop-filter:blur(22px) saturate(132%)}
.math-field{display:grid;gap:7px}.math-field-title,.math-result-head{color:var(--accent);font-size:13px;font-weight:700}
.math-latex-input{width:100%;min-height:54px;resize:vertical;border:0;border-bottom:2px solid color-mix(in srgb,var(--accent) 68%,transparent);outline:0;padding:6px 0 8px;color:var(--text);background:transparent;direction:ltr;text-align:left;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:16px;line-height:1.5}
.math-latex-input::placeholder{color:color-mix(in srgb,var(--muted) 68%,transparent)}.math-latex-input:focus{border-bottom-color:var(--accent)}
.math-symbol-strip{display:flex;align-items:center;gap:5px;overflow-x:auto;scrollbar-width:none;padding:1px 0 2px;direction:ltr}.math-symbol-strip::-webkit-scrollbar{display:none}
.math-symbol-strip button{flex:0 0 auto;min-width:42px;height:38px;padding:0 9px;border:1px solid rgba(255,255,255,.045);border-radius:11px;background:rgba(255,255,255,.035);color:var(--text);font-family:ui-serif,Georgia,serif;font-size:16px;box-shadow:inset 0 1px 0 rgba(255,255,255,.025);transition:background .12s ease,transform .1s ease}
.math-symbol-strip button:active{background:rgba(255,255,255,.07);transform:scale(.96)}
.math-line-option{min-height:44px;display:flex;align-items:center;gap:10px;cursor:pointer;color:var(--text);user-select:none;-webkit-user-select:none}.math-line-option input{position:absolute;opacity:0;pointer-events:none}
.math-check-box{width:27px;height:27px;flex:0 0 27px;display:grid;place-items:center;border:1.5px solid color-mix(in srgb,var(--muted) 68%,transparent);border-radius:7px;background:rgba(255,255,255,.025);box-shadow:inset 0 1px 0 rgba(255,255,255,.035);transition:background .14s ease,border-color .14s ease,transform .12s ease}.math-line-option:active .math-check-box{transform:scale(.95)}.math-line-option input:checked+.math-check-box{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 84%,transparent)}.math-line-option input:checked+.math-check-box::after{content:"";width:11px;height:6px;border-left:2px solid var(--accentText);border-bottom:2px solid var(--accentText);transform:rotate(-45deg) translateY(-1px)}
.math-result-head{margin-top:1px}.math-live-preview{min-height:82px;display:flex;align-items:center;overflow:auto hidden;padding:16px 18px;border:1px solid rgba(255,255,255,.075);border-radius:14px;color:var(--text);background:color-mix(in srgb,var(--panel2) 78%,transparent);box-shadow:inset 0 1px 0 rgba(255,255,255,.04);direction:ltr;font-size:17px;overscroll-behavior-x:contain}.math-live-preview.display-formula{justify-content:center;text-align:center;font-size:19px}.math-live-preview.inline-formula{justify-content:flex-start;text-align:left}.math-live-preview.is-empty{justify-content:center;direction:rtl;color:var(--muted);font-size:13px;text-align:center}.math-live-preview .katex-display,.math-formula-view .katex-display{margin:0!important;max-width:100%}.math-live-preview .katex,.math-formula-view .katex{white-space:nowrap}
.math-editor-actions{display:flex;justify-content:flex-start;padding-top:2px}.math-done-button{min-width:72px;min-height:42px;padding:8px 18px;border:1px solid color-mix(in srgb,var(--accent) 38%,transparent);border-radius:13px;background:color-mix(in srgb,var(--accent) 18%,transparent);color:var(--text);font-weight:750;box-shadow:inset 0 1px 0 rgba(255,255,255,.055);transition:transform .12s ease,background .12s ease}.math-done-button:active{transform:scale(.97);background:color-mix(in srgb,var(--accent) 26%,transparent)}
.math-formula-view{min-height:58px;width:100%;display:flex;align-items:center;overflow:auto hidden;padding:12px 14px;border:1px solid transparent;border-radius:14px;color:var(--text);background:transparent;direction:ltr;cursor:text;outline:0;transition:background .12s ease,border-color .12s ease;overscroll-behavior-x:contain;-webkit-tap-highlight-color:transparent}.math-formula-view.display-formula{justify-content:center;text-align:center;font-size:19px}.math-formula-view.inline-formula{justify-content:flex-start;text-align:left;font-size:17px}.math-formula-view.is-empty{justify-content:center;direction:rtl;color:var(--muted);font-size:13px;cursor:pointer}
@media(hover:hover) and (pointer:fine){.math-formula-view:hover{background:rgba(255,255,255,.025);border-color:rgba(255,255,255,.045)}}
html.mobile-performance .telegram-math-editor{backdrop-filter:blur(12px) saturate(118%);-webkit-backdrop-filter:blur(12px) saturate(118%);box-shadow:0 9px 24px rgba(0,0,0,.15),inset 0 1px 0 rgba(255,255,255,.045)}
@media(max-width:430px){.telegram-math-editor{padding:12px;border-radius:18px;gap:10px}.math-live-preview{min-height:74px;padding:14px 12px}.math-formula-view{min-height:54px;padding:10px 8px}.math-symbol-strip button{min-width:39px;height:36px;padding-inline:8px}}