:root,[data-theme=dark]{--bg:#0b1210;--bg-raised:#0f1815;--border:#1f2e28;--border-soft:#172420;--text:#eae7dd;--text-dim:#8ea099;--text-faint:#5c6b65;--gold:#cf9d2c;--gold-dim:#7a651f;--gold-wash:#cf9d2c1a;--gold-wash-strong:#cf9d2c33;--btn-active-text:#0b1210;--shadow-subtle:#0009;--code-bg:#00000059}[data-theme=light]{--bg:#f4f7f5;--bg-raised:#fff;--border:#d4e0d9;--border-soft:#e5ede8;--text:#14201b;--text-dim:#485c52;--text-faint:#798e84;--gold:#aa7510;--gold-dim:#734e09;--gold-wash:#aa75101a;--gold-wash-strong:#aa751033;--btn-active-text:#fff;--shadow-subtle:#00000014;--code-bg:#eaf0ec}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:Inter,system-ui,sans-serif;transition:background-color .25s,color .25s}.app{justify-content:center;min-height:100vh;display:flex}.app-header{background:var(--bg-raised);border-bottom:1px solid var(--border);z-index:1000;justify-content:space-between;align-items:center;height:60px;padding:0 16px;transition:background-color .25s,border-color .25s;display:flex;position:fixed;top:0;left:0;right:0}.header-left{align-items:center;display:flex}.header-right{align-items:center;gap:8px;display:flex}.menu-btn{color:var(--text);cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;padding:8px;transition:background .2s,color .2s;display:flex}.menu-btn:hover{background:var(--gold-wash);color:var(--gold)}.header-title{color:var(--text);margin-left:12px;font-family:Playfair Display,serif;font-size:1.25rem;font-weight:700}.theme-toggle-btn{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;padding:0;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex;position:relative}.theme-toggle-btn:hover{background:var(--gold-wash);border-color:var(--gold);color:var(--gold);transform:scale(1.06)}.theme-toggle-btn .sun-icon{display:none}.theme-toggle-btn .moon-icon,[data-theme=light] .theme-toggle-btn .sun-icon{display:block}[data-theme=light] .theme-toggle-btn .moon-icon{display:none}.header-download-btn{background:linear-gradient(135deg, var(--gold-wash-strong), var(--gold-wash));border:1px solid var(--gold);color:var(--gold);cursor:pointer;box-shadow:0 2px 8px var(--shadow-subtle);border-radius:20px;align-items:center;gap:6px;padding:6px 14px;font-family:inherit;font-size:.82rem;font-weight:600;text-decoration:none;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex}.header-download-btn:hover{background:var(--gold);color:var(--btn-active-text);transform:translateY(-1px);box-shadow:0 4px 14px #cf9d2c59}.header-download-btn:active{transform:translateY(0)}@media (width<=520px){.header-download-btn{gap:4px;padding:5px 10px;font-size:.78rem}.header-title{font-size:1.1rem}}.sidebar{background:var(--bg-raised);border-right:1px solid var(--border);z-index:2000;width:280px;height:100vh;padding:24px 20px;transition:left .3s cubic-bezier(.4,0,.2,1);position:fixed;top:0;left:-280px;overflow-y:auto;box-shadow:10px 0 30px #000c}.sidebar.open{left:0}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:12px;display:flex}.sidebar-header h2{color:var(--text);margin:0;font-family:Playfair Display,serif;font-size:1.25rem;font-weight:700}.sidebar-close-btn{color:var(--text-faint);cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;padding:4px;font-size:1.8rem;line-height:1;transition:all .2s;display:flex}.sidebar-close-btn:hover{color:var(--gold);background:var(--gold-wash)}.sidebar-overlay{backdrop-filter:blur(4px);z-index:1990;opacity:0;background:#050a08cc;width:100vw;height:100vh;transition:opacity .3s;display:none;position:fixed;top:0;left:0}.sidebar-overlay.show{opacity:1}.pack-group{margin-bottom:14px}.pack-group-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint);margin:0 0 6px 8px;font-size:.65rem}.pack-btn{text-align:left;width:100%;color:var(--text-dim);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:10px;align-items:center;gap:8px;margin-bottom:2px;padding:8px 10px;font-family:Inter,sans-serif;font-size:.85rem;display:flex}.pack-btn .glyph{color:var(--gold);text-align:center;flex-shrink:0;width:20px;font-family:Playfair Display,serif}.pack-btn:hover{background:var(--gold-wash);color:var(--text)}.pack-btn.active{background:var(--gold-wash);border-color:var(--gold-dim);color:var(--text)}.main{flex:1;min-width:0;max-width:760px;padding:96px 28px 80px}.title-dropdown-container{margin:0 0 10px;display:inline-block;position:relative}.title-dropdown-btn{color:var(--text);cursor:pointer;text-align:left;background:0 0;border:1px solid #0000;border-radius:12px;align-items:center;gap:12px;margin:0;padding:4px 12px;font-family:Playfair Display,serif;font-size:2.3rem;font-weight:700;transition:all .2s;display:inline-flex}.title-dropdown-btn:hover{background:var(--gold-wash);border-color:var(--gold-dim)}.dropdown-arrow{color:var(--gold);flex-shrink:0;transition:transform .2s}.title-dropdown-btn[aria-expanded=true] .dropdown-arrow{transform:rotate(180deg)}.title-dropdown-menu{background:var(--bg-raised);border:1px solid var(--border);z-index:100;border-radius:14px;min-width:280px;max-height:350px;margin-top:8px;padding:8px;display:none;position:absolute;top:100%;left:0;overflow-y:auto;box-shadow:0 10px 30px #0009}.dropdown-section-header{letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint);margin:10px 8px 4px;font-size:.65rem;font-weight:600}.title-dropdown-menu.show{display:block}.dropdown-item{width:100%;color:var(--text-dim);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:8px;align-items:center;gap:10px;padding:10px 14px;font-family:Inter,sans-serif;font-size:.9rem;transition:all .15s;display:flex}.dropdown-item:hover{background:var(--gold-wash);color:var(--text)}.dropdown-item.active{background:var(--gold-wash);border:1px solid var(--gold-dim);color:var(--gold)}.top-nav-badges-row{flex-wrap:nowrap;align-items:center;gap:8px;width:100%;margin:0 0 10px;display:flex}.top-nav-badges-row .title-dropdown-container{flex:1 1 0;min-width:0;margin:0;position:relative}.top-nav-badge-btn{border:1px solid var(--gold-dim);white-space:nowrap;width:100%;color:var(--text);cursor:pointer;box-sizing:border-box;text-align:center;background:#cf9d2c14;border-radius:999px;justify-content:center;align-items:center;gap:6px;padding:7px 14px;font-family:Inter,sans-serif;font-size:.88rem;font-weight:600;transition:all .2s;display:inline-flex}.top-nav-badge-btn:hover{background:var(--gold-wash);border-color:var(--gold)}.top-nav-badge-btn span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.top-nav-badge-btn .dropdown-arrow{color:var(--gold);flex-shrink:0;transition:transform .2s}.top p.lede{color:var(--text-dim);max-width:56ch;margin:10px 0 20px;font-size:.98rem;line-height:1.55}hr.rule{border:none;border-top:1px solid var(--border);margin:26px 0}section{margin-bottom:38px}section h3{align-items:baseline;gap:8px;margin:0 0 6px;font-family:Playfair Display,serif;font-size:1.45rem;font-weight:700;display:flex}section h3 .num{color:var(--gold)}section p.hint{color:var(--text-dim);margin:0 0 16px;font-size:.85rem;line-height:1.5}section p.hint b{color:var(--text);font-weight:600}code.k{background:var(--gold-wash);color:var(--gold);border-radius:4px;padding:1px 5px;font-family:JetBrains Mono,monospace;font-size:.85em}.name-row{gap:10px;display:flex}.name-row input{background:var(--bg-raised);border:1px solid var(--border);color:var(--text);border-radius:12px;flex:1;padding:14px 16px;font-family:JetBrains Mono,monospace;font-size:1rem}.name-row input:focus{border-color:var(--gold-dim);outline:none}.btn-gold{background:var(--gold-wash);border:1px solid var(--gold-dim);color:var(--gold);cursor:pointer;white-space:nowrap;border-radius:12px;align-items:center;gap:8px;padding:0 20px;font-family:Inter,sans-serif;font-size:.9rem;font-weight:600;display:flex}.btn-gold:hover{background:#cf9d2c2e}.name-feedback{color:var(--text-faint);min-height:18px;margin-top:6px;margin-bottom:0;font-size:.8rem}.name-feedback.ok{color:var(--gold)}.search-box{background:var(--bg-raised);border:1px solid var(--border);border-radius:12px;align-items:center;gap:10px;margin-bottom:14px;padding:12px 16px;display:flex}.search-box input{color:var(--text);background:0 0;border:none;flex:1;font-family:Inter,sans-serif;font-size:.9rem}.search-box input:focus{outline:none}.search-box svg{opacity:.6;flex-shrink:0}.cat-row{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.cat-chip{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:999px;padding:9px 16px;font-family:Inter,sans-serif;font-size:.85rem}.cat-chip.active{background:var(--gold-wash);border-color:var(--gold);color:var(--gold)}.glyph-grid{background:var(--bg-raised);border:1px solid var(--border);scrollbar-width:thin;-webkit-overflow-scrolling:touch;border-radius:14px;grid-template-rows:repeat(4,64px);grid-auto-columns:64px;grid-auto-flow:column;gap:8px;padding:34px 12px 12px;display:grid;overflow:auto hidden}.glyph-btn{background:var(--bg);border:1px solid var(--border-soft);height:64px;color:var(--text);cursor:pointer;border-radius:10px;flex:0 0 64px;justify-content:center;align-items:center;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:1.4rem;display:flex;position:relative}.glyph-btn:hover{border-color:var(--gold-dim);background:var(--gold-wash)}.glyph-btn:active{background:#cf9d2c40}.glyph-btn .tip{color:var(--gold);white-space:nowrap;opacity:0;pointer-events:none;z-index:2;border:1px solid var(--border);background:#000;border-radius:5px;padding:2px 6px;font-family:Inter,sans-serif;font-size:.62rem;transition:opacity .1s;position:absolute;top:-26px;left:50%;transform:translate(-50%)}.glyph-btn:hover .tip{opacity:1}.no-results{color:var(--text-faint);text-align:center;padding:20px;font-size:.85rem}.draw-toolbar{justify-content:flex-end;gap:10px;margin-bottom:12px;display:flex}.btn-ghost{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:10px;align-items:center;gap:6px;padding:9px 16px;font-family:Inter,sans-serif;font-size:.85rem;display:flex}.btn-ghost:hover{border-color:var(--gold-dim);color:var(--text)}#canvasWrap{background:var(--bg-raised);border:1px solid var(--border);touch-action:none;border-radius:14px;overflow:hidden}canvas{cursor:crosshair;width:100%;height:280px;display:block}.candidates{margin-top:16px}.cand-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint);margin:0 0 8px;font-size:.68rem}.cand-row{gap:10px;margin-bottom:14px;display:flex}.cand-btn{background:var(--bg);border:1.5px solid var(--border-soft);width:64px;height:64px;color:var(--text);cursor:pointer;border-radius:12px;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:1.5rem}.cand-btn.best{border-color:var(--gold);color:var(--gold);box-shadow:0 0 0 1px var(--gold) inset}.cand-btn:hover{background:var(--gold-wash)}.draw-empty{color:var(--text-faint);font-size:.85rem}.view-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:6px;display:flex}.suggest-wrapper{scrollbar-width:none;box-sizing:border-box;border-radius:8px;align-items:center;height:38px;min-height:38px;max-height:38px;margin-top:6px;display:flex;overflow:auto hidden}.suggest-wrapper::-webkit-scrollbar{display:none}.suggest-list{flex-wrap:nowrap;align-items:center;gap:6px;width:100%;height:32px;min-height:32px;display:flex}.suggest-chip{background:var(--bg-raised);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;white-space:nowrap;box-sizing:border-box;user-select:none;border-radius:8px;flex-shrink:0;align-items:center;gap:6px;height:32px;padding:4px 10px;font-family:Inter,sans-serif;font-size:.8rem;transition:all .15s;display:inline-flex}.suggest-chip:hover{border-color:var(--gold-dim);color:var(--text);background:var(--gold-wash)}.suggest-chip .sym{color:var(--gold);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:1.1rem;font-weight:600}.mini-screen{margin:18px 0 30px}.mini-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint);margin:0 0 8px;font-size:.68rem}.screen-toggle{background:var(--bg-raised);border:1px solid var(--border);border-radius:999px;margin-bottom:14px;padding:4px;display:inline-flex}.screen-toggle button{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:999px;padding:8px 20px;font-family:Inter,sans-serif;font-size:.85rem;font-weight:600}.screen-toggle button.active{background:var(--gold);color:#1a1204}.screen-box{background:var(--bg-raised);border:1px solid var(--border);word-break:break-word;min-height:120px;color:var(--text);border-radius:16px;outline:none;padding:26px;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:1.7rem;line-height:1.5}.screen-box:empty:before{content:attr(data-placeholder);color:var(--text-faint);font-family:Inter,sans-serif;font-size:.95rem}.screen-box.latex-mode{color:var(--gold);font-family:JetBrains Mono,monospace;font-size:1rem}.screen-actions{gap:10px;margin-top:14px;display:flex}.mini-screen .screen-box{min-height:80px;padding:20px;font-size:1.4rem}.clip-history{margin-top:18px}.clip-item{border-bottom:1px solid var(--border-soft);color:var(--text-dim);justify-content:space-between;align-items:center;padding:9px 4px;font-size:.85rem;display:flex}.clip-item span.txt{color:var(--text);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:1.05rem}.clip-item button{color:var(--text-faint);cursor:pointer;background:0 0;border:none;font-size:.75rem}.clip-item button:hover{color:var(--gold)}.toast{background:var(--gold);color:#1a1204;opacity:0;pointer-events:none;z-index:50;border-radius:999px;padding:10px 20px;font-family:Inter,sans-serif;font-size:.85rem;font-weight:600;transition:opacity .2s;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast.show{opacity:1}.ad-container{background:var(--bg-raised);border:1px dashed var(--border);text-align:center;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;min-height:90px;margin:20px 0;padding:16px;display:flex;position:relative;overflow:hidden}.pack-info-section{background:var(--bg-raised);border:1px solid var(--border);color:var(--text-dim);border-radius:16px;margin-top:36px;padding:26px 30px;font-size:.9rem;line-height:1.65}.pack-info-section h2{color:var(--text);margin:0 0 14px;font-family:Playfair Display,serif;font-size:1.4rem}.pack-info-section p{margin:0 0 14px}.pack-info-section p:last-child{margin-bottom:0}.pack-info-section strong,.pack-info-section b{color:var(--text);font-weight:600}.pack-info-section code{background:var(--gold-wash);color:var(--gold);border-radius:4px;padding:1px 5px;font-family:JetBrains Mono,monospace;font-size:.88em}.app-footer{border-top:1px solid var(--border);text-align:center;margin-top:50px;padding-top:24px}.footer-links{flex-wrap:wrap;justify-content:center;gap:16px;margin-bottom:12px;display:flex}.footer-links button{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:2px 6px;font-family:Inter,sans-serif;font-size:.8rem;transition:color .15s}.footer-links button:hover{color:var(--gold);text-decoration:underline}.footer-copy{color:var(--text-faint);margin:0;font-size:.75rem}.cookie-banner{background:var(--bg-raised);border:1px solid var(--gold-dim);z-index:999;border-radius:14px;max-width:420px;padding:16px 20px;font-size:.82rem;animation:.3s ease-out slideUp;position:fixed;bottom:20px;right:20px;box-shadow:0 10px 30px #00000080}@keyframes slideUp{0%{opacity:0;transform:translateY(100px)}to{opacity:1;transform:translateY(0)}}.cookie-text{color:var(--text-dim);margin:0 0 12px;line-height:1.45}.cookie-text a{color:var(--gold);cursor:pointer;text-decoration:underline}.cookie-actions{justify-content:flex-end;gap:10px;display:flex}.cookie-actions button{padding:6px 14px;font-size:.8rem}.modal-overlay{backdrop-filter:blur(4px);z-index:1000;background:#050a08d9;justify-content:center;align-items:center;width:100vw;height:100vh;padding:20px;display:flex;position:fixed;top:0;left:0}.modal-box{background:var(--bg-raised);border:1px solid var(--border);border-radius:16px;flex-direction:column;width:100%;max-width:680px;max-height:85vh;display:flex;overflow:hidden;box-shadow:0 20px 40px #0009}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 24px;display:flex}.modal-header h3{color:var(--text);margin:0;font-family:Playfair Display,serif;font-size:1.3rem}.modal-close{color:var(--text-faint);cursor:pointer;background:0 0;border:none;font-size:1.5rem;line-height:1}.modal-close:hover{color:var(--gold)}.modal-tabs{background:var(--bg);border-bottom:1px solid var(--border);gap:4px;padding:0 16px;display:flex}.modal-tab{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;padding:12px 16px;font-family:Inter,sans-serif;font-size:.85rem}.modal-tab.active{color:var(--gold);border-bottom-color:var(--gold);font-weight:600}.modal-body{color:var(--text-dim);padding:24px;font-size:.88rem;line-height:1.6;overflow-y:auto}.modal-body h4{color:var(--text);margin:0 0 8px;font-family:Playfair Display,serif;font-size:1.15rem}.modal-body h5{color:var(--gold);margin:16px 0 6px;font-size:.92rem}.modal-body p{margin:0 0 12px}.modal-body ul{margin:0 0 14px;padding-left:20px}.modal-body li{margin-bottom:6px}.modal-body code{background:var(--gold-wash);color:var(--gold);border-radius:4px;padding:1px 4px;font-family:JetBrains Mono,monospace}.modal-body a{color:var(--gold);text-decoration:underline}.reference-table-container{background:var(--bg-raised);border:1px solid var(--border);border-radius:14px 14px 0 0;margin-top:14px;transition:max-height .3s cubic-bezier(.4,0,.2,1);overflow:hidden}.reference-table-container.collapsed{max-height:130px}.reference-table-container:not(.collapsed){max-height:400px;overflow-y:auto}.reference-table{border-collapse:collapse;text-align:left;width:100%}.reference-table th,.reference-table td{border-bottom:1px solid var(--border-soft);padding:12px 16px}.reference-table th{text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);background:var(--bg-raised);z-index:1;font-size:.75rem;position:sticky;top:0}.reference-table td.symbol-col{color:var(--gold);width:30%;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:1.3rem}.reference-table td.name-col{color:var(--text-dim);font-size:.9rem}.reference-table tr:hover{background:var(--gold-wash)}.expand-table-wrap{background:var(--bg-raised);border:1px solid var(--border);border-top:none;border-radius:0 0 14px 14px;justify-content:center;display:flex}.expand-table-wrap button{width:100%;color:var(--gold);cursor:pointer;background:0 0;border:none;border-radius:0 0 14px 14px;justify-content:center;align-items:center;gap:8px;padding:12px;font-family:Inter,sans-serif;font-size:.85rem;font-weight:600;transition:background .15s,color .15s;display:flex}.expand-table-wrap button:hover{background:var(--gold-wash);color:var(--text)}.expand-table-wrap .expand-arrow{transition:transform .2s}@media (width<=820px){.cookie-banner{max-width:none;bottom:14px;left:14px;right:14px}.app{flex-direction:column}.main{max-width:none;padding:84px 16px 60px}#titleDropdownBtn{white-space:nowrap;gap:6px;max-width:100%;padding:2px 4px;font-size:clamp(1.12rem,5.2vw,1.55rem)}#titleDropdownBtn h1,#titleDropdownBtn span{white-space:nowrap}.dropdown-arrow{flex-shrink:0;width:14px;height:14px}.top-nav-badges-row{gap:6px;margin-bottom:6px}.top-nav-badge-btn{gap:4px;padding:6px 8px;font-size:.82rem}.top-nav-badges-row .title-dropdown-container:last-child .title-dropdown-menu{left:auto;right:0}.heading-sub-hint{margin:2px 0 10px;font-size:.8rem;line-height:1.35}.greetings-badge{margin:10px auto 16px!important;padding:8px 12px!important;font-size:.8rem!important}}@media (width<=380px){#titleDropdownBtn{gap:4px;padding:2px 0;font-size:clamp(.98rem,4.6vw,1.2rem)}.top-nav-badge-btn{gap:3px;padding:5px 6px;font-size:.76rem}}.heading-sub-hint{color:var(--gold);letter-spacing:.02em;text-shadow:0 0 4px #cf9d2c66;margin:-2px 0 14px;font-size:.95rem;font-weight:600}.symbol-hero-card{background:var(--bg-raised);border:1px solid var(--gold-dim);border-radius:16px;align-items:center;gap:24px;margin-bottom:24px;padding:24px;display:flex;box-shadow:0 8px 32px #0006}.symbol-hero-display{background:var(--bg);border:1px solid var(--border);width:120px;height:120px;color:var(--gold);border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;font-family:Playfair Display,serif;font-size:4.5rem;font-weight:700;display:flex;position:relative}.symbol-hero-meta{flex:1}.symbol-hero-meta h2{color:var(--text);margin:0 0 12px;font-family:Playfair Display,serif;font-size:1.6rem}.symbol-meta-grid{grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin-bottom:16px;display:grid}.symbol-meta-item{background:var(--bg);border:1px solid var(--border-soft);border-radius:8px;padding:8px 12px;font-size:.8rem}.symbol-meta-label{color:var(--text-faint);text-transform:uppercase;letter-spacing:.05em;margin-bottom:2px;font-size:.65rem}.symbol-meta-value{color:var(--gold);font-family:JetBrains Mono,monospace;font-weight:600}.symbol-hero-actions{flex-wrap:wrap;gap:10px;display:flex}.hero-copy-btn{cursor:pointer;border-radius:8px;align-items:center;gap:6px;padding:10px 18px;font-family:inherit;font-size:.85rem;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex}.hero-copy-btn:hover{transform:translateY(-1px)}.hero-copy-btn:active{transform:translateY(0)}.hero-copy-latex-btn{background:var(--gold-wash);border:1px solid var(--gold);color:var(--gold)}.hero-copy-latex-btn:hover{background:var(--gold);color:var(--btn-active-text);border-color:var(--gold);box-shadow:0 4px 14px #cf9d2c59}@media (width<=600px){.symbol-hero-card{text-align:center;flex-direction:column;align-items:stretch}.symbol-hero-display{margin:0 auto}.symbol-hero-actions{justify-content:center}}@media (width<=768px){.quick-facts{float:none!important;max-width:100%!important;margin:20px 0!important}}.chem-mode-tabs{background:var(--bg-raised);border:1px solid var(--border);border-radius:10px;gap:4px;margin-bottom:16px;padding:4px;display:inline-flex}.chem-mode-btn{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:6px;padding:8px 16px;font-family:Inter,sans-serif;font-size:.88rem;font-weight:500;transition:all .2s;display:inline-flex}.chem-mode-btn:hover{color:var(--text);background:#ffffff0a}.chem-mode-btn.active{background:var(--gold-wash);color:var(--gold);border:1px solid var(--gold-dim);font-weight:600}.reaction-builder-card{background:linear-gradient(145deg, var(--bg-raised) 0%, #cf9d2c0a 100%);border:1px solid var(--border);border-radius:14px;margin-bottom:16px;padding:20px;box-shadow:0 4px 20px #0003}.reaction-builder-title{color:var(--text);align-items:center;gap:8px;margin:0 0 14px;font-size:.95rem;font-weight:600;display:flex}.reaction-builder-title .badge{background:var(--gold-wash);color:var(--gold);border:1px solid var(--gold-dim);border-radius:6px;padding:2px 8px;font-size:.72rem;font-weight:500}.reaction-inputs-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.reactant-column{flex:140px;min-width:120px;position:relative}.reactant-column input{background:var(--bg);border:1px solid var(--border);width:100%;color:var(--text);border-radius:10px;padding:12px 14px;font-family:JetBrains Mono,monospace;font-size:1.05rem;font-weight:500;transition:border-color .2s,box-shadow .2s}.reactant-column input:focus{border-color:var(--gold);outline:none;box-shadow:0 0 0 3px #cf9d2c26}.reactant-column input::placeholder{color:var(--text-faint);font-size:.9rem}.reactant-col-label{color:var(--text-faint);text-transform:uppercase;letter-spacing:.04em;margin-bottom:4px;font-size:.7rem;display:block}.reactant-remove-btn{color:var(--text-faint);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px;font-size:.85rem;line-height:1;transition:color .15s;position:absolute;top:28px;right:8px}.reactant-remove-btn:hover{color:#ef4444}.reaction-op-sign{color:var(--gold);user-select:none;margin-top:14px;padding:0 4px;font-size:1.3rem;font-weight:700}.add-reactant-btn{border:1px dashed var(--gold-dim);color:var(--gold);cursor:pointer;white-space:nowrap;background:#cf9d2c14;border-radius:10px;align-items:center;gap:5px;height:46px;margin-top:14px;padding:12px 16px;font-family:Inter,sans-serif;font-size:.88rem;font-weight:600;transition:all .2s;display:inline-flex}.add-reactant-btn:hover{background:var(--gold-wash);border-style:solid}.reaction-prediction-box{border-top:1px solid var(--border-soft);margin-top:18px;padding-top:16px}.prediction-card{background:var(--bg);border:1px solid var(--border);border-left:4px solid var(--gold);border-radius:10px;flex-direction:column;gap:10px;padding:14px 18px;transition:border-color .2s,transform .15s;display:flex}.prediction-card:hover{border-color:var(--gold-dim)}.prediction-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;display:flex}.prediction-name{color:var(--text);font-size:.95rem;font-weight:600}.reaction-type-badge{color:#a78bfa;text-transform:uppercase;letter-spacing:.03em;background:#8b5cf61f;border:1px solid #8b5cf640;border-radius:6px;padding:3px 8px;font-size:.7rem;font-weight:600}.prediction-equation{color:var(--gold);letter-spacing:.02em;word-break:break-word;font-family:JetBrains Mono,monospace;font-size:1.25rem;font-weight:600}.prediction-products{color:var(--text-dim);font-size:.88rem}.prediction-products strong{color:var(--text)}.prediction-actions{flex-wrap:wrap;align-items:center;gap:8px;margin-top:4px;display:flex}.btn-reaction-action{background:var(--gold-wash);border:1px solid var(--gold-dim);color:var(--gold);cursor:pointer;border-radius:8px;align-items:center;gap:5px;padding:6px 12px;font-size:.8rem;font-weight:600;transition:all .15s;display:inline-flex}.btn-reaction-action:hover{background:#cf9d2c38}.btn-reaction-ghost{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:8px;padding:6px 12px;font-size:.8rem;font-weight:500;transition:all .15s}.btn-reaction-ghost:hover{color:var(--text);border-color:var(--border-soft);background:#ffffff08}.reaction-empty-hint{color:var(--text-faint);padding:10px 0;font-size:.85rem;font-style:italic}.reaction-presets-wrap{margin-top:14px}.reaction-presets-label{color:var(--text-faint);text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px;font-size:.75rem;display:block}.reaction-presets-list{flex-wrap:wrap;gap:6px;display:flex}.reaction-preset-chip{background:var(--bg);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;border-radius:20px;align-items:center;gap:4px;padding:5px 10px;font-size:.78rem;transition:all .15s;display:inline-flex}.reaction-preset-chip:hover{border-color:var(--gold-dim);color:var(--gold);background:var(--gold-wash)}.download-app-banner{background:linear-gradient(135deg,#cf9d2c1f,#0f1815e6);border:1px solid #cf9d2c59;border-radius:12px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;margin:14px 0 18px;padding:12px 16px;display:flex;box-shadow:0 4px 18px #0000004d}.download-app-banner-content{flex:1;align-items:center;gap:12px;min-width:240px;display:flex}.download-app-badge{background:var(--gold-wash);border:1px solid var(--gold-dim);color:var(--gold);white-space:nowrap;text-transform:uppercase;letter-spacing:.05em;border-radius:6px;padding:4px 8px;font-size:.72rem;font-weight:700}.download-app-text{text-align:left;flex-direction:column;gap:2px;display:flex}.download-app-text strong{color:var(--text);font-size:.92rem}.download-app-text span{color:var(--text-dim);font-size:.78rem}.download-hero-btn{background:linear-gradient(135deg, var(--gold), #e5b33d);color:#0b1210;cursor:pointer;white-space:nowrap;border:none;border-radius:20px;align-items:center;gap:6px;padding:8px 16px;font-family:inherit;font-size:.85rem;font-weight:700;transition:all .2s;display:inline-flex;box-shadow:0 4px 12px #cf9d2c4d}.download-hero-btn:hover{background:#e5b33d;transform:translateY(-2px);box-shadow:0 6px 18px #cf9d2c73}.download-modal-overlay{backdrop-filter:blur(8px);z-index:99999;opacity:0;background:#000000bf;justify-content:center;align-items:center;padding:20px;transition:opacity .25s;display:flex;position:fixed;inset:0}.download-modal-overlay.show{opacity:1}.download-modal{background:var(--bg-raised);border:1px solid var(--border);text-align:center;border-radius:18px;width:100%;max-width:440px;padding:26px;transition:transform .25s cubic-bezier(.34,1.56,.64,1);position:relative;transform:scale(.94);box-shadow:0 20px 40px #000c,0 0 30px #cf9d2c26}.download-modal-overlay.show .download-modal{transform:scale(1)}.download-modal-close{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px 8px;font-size:1.6rem;line-height:1;transition:color .15s;position:absolute;top:14px;right:14px}.download-modal-close:hover{color:var(--text)}.download-modal-icon{background:radial-gradient(circle, var(--gold-wash), #00000080);border:2px solid var(--gold);width:60px;height:60px;color:var(--gold);border-radius:16px;justify-content:center;align-items:center;margin:0 auto 14px;font-family:Playfair Display,serif;font-size:2rem;display:flex;box-shadow:0 0 20px #cf9d2c40}.download-modal-title{color:var(--text);margin:0 0 8px;font-family:Playfair Display,serif;font-size:1.25rem}.download-modal-desc{color:var(--text-dim);margin:0 0 16px;font-size:.84rem;line-height:1.45}.download-modal-steps{background:var(--bg);border:1px solid var(--border-soft);text-align:left;color:var(--text);border-radius:10px;margin-bottom:16px;padding:14px 16px;font-size:.82rem;line-height:1.55}.download-modal-steps ol{margin:0;padding-left:18px}.download-modal-steps li{margin-bottom:6px}.download-modal-steps li:last-child{margin-bottom:0}.download-modal-features{color:var(--text-dim);justify-content:space-around;gap:8px;margin-bottom:20px;font-size:.76rem;display:flex}.download-modal-features .feat-item{align-items:center;gap:4px;display:flex}.download-modal-install-btn{background:linear-gradient(135deg, var(--gold), #e5b33d);color:#0b1210;cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;gap:8px;width:100%;padding:12px;font-family:inherit;font-size:.95rem;font-weight:700;transition:all .2s;display:flex;box-shadow:0 4px 14px #cf9d2c4d}.download-modal-install-btn:hover{background:#e5b33d;box-shadow:0 6px 18px #cf9d2c73}.ptable-launcher-card{backdrop-filter:blur(10px);background:linear-gradient(135deg,#cf9d2c1f 0%,#0f1815f2 45%,#8b5cf614 100%);border:1px solid #cf9d2c59;border-radius:16px;margin:20px 0 28px;padding:20px 24px;position:relative;overflow:hidden;box-shadow:0 8px 30px #00000040,0 0 25px #cf9d2c14}[data-theme=light] .ptable-launcher-card{background:linear-gradient(135deg,#cf9d2c29 0%,#fff 50%,#8b5cf60f 100%);border:1px solid #aa751040;box-shadow:0 8px 24px #0000000f}.ptable-launcher-content{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;display:flex}.ptable-launcher-left{flex:1;min-width:280px}.ptable-launcher-badge{color:var(--gold);letter-spacing:.06em;background:#cf9d2c26;border:1px solid #cf9d2c66;border-radius:20px;align-items:center;gap:6px;margin-bottom:8px;padding:3px 10px;font-size:.72rem;font-weight:700;display:inline-flex}.badge-pulse{background:var(--gold);width:7px;height:7px;box-shadow:0 0 8px var(--gold);border-radius:50%;animation:1.8s infinite pulse-dot}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(1.4)}}.ptable-launcher-title{color:var(--text);align-items:center;gap:8px;margin:0 0 6px;font-size:1.25rem;font-weight:700;display:flex}.ptable-launcher-desc{color:var(--text-dim);margin:0;font-size:.88rem;line-height:1.5}.ptable-open-trigger{cursor:pointer;white-space:nowrap;border-radius:12px;padding:12px 24px;font-size:.95rem;font-weight:700;transition:all .25s;position:relative;box-shadow:0 4px 18px #cf9d2c59}.ptable-open-trigger:hover{transform:translateY(-2px);box-shadow:0 6px 24px #cf9d2c80}.ptable-open-trigger .btn-content{align-items:center;gap:8px;display:flex}.ptable-modal-overlay{backdrop-filter:blur(10px);z-index:1000;background:#000000d1;justify-content:center;align-items:center;padding:16px;animation:.2s ease-out fadeIn;display:flex;position:fixed;inset:0}.ptable-modal-container{background:var(--bg-raised);border:1px solid var(--border);border-radius:20px;flex-direction:column;width:96vw;max-width:1300px;max-height:92vh;animation:.25s cubic-bezier(.16,1,.3,1) scaleUp;display:flex;overflow:hidden;box-shadow:0 24px 60px #0009,0 0 35px #cf9d2c1a}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleUp{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.ptable-modal-header{border-bottom:1px solid var(--border);background:#00000026;justify-content:space-between;align-items:center;padding:16px 24px;display:flex}[data-theme=light] .ptable-modal-header{background:#00000005}.ptable-header-title-wrap{align-items:center;gap:12px;display:flex}.ptable-header-icon{font-size:1.8rem}.ptable-modal-title{color:var(--gold);margin:0;font-size:1.25rem;font-weight:700}.ptable-modal-subtitle{color:var(--text-dim);margin:2px 0 0;font-size:.8rem}.ptable-modal-close{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:50%;justify-content:center;align-items:center;width:38px;height:38px;font-size:1.6rem;line-height:1;transition:all .2s;display:flex}.ptable-modal-close:hover{color:var(--text);border-color:var(--gold);background:var(--gold-wash);transform:rotate(90deg)}.ptable-tabs{border-bottom:1px solid var(--border);background:#00000014;gap:8px;padding:10px 24px;display:flex;overflow-x:auto}.ptable-tab-btn{color:var(--text-dim);cursor:pointer;white-space:nowrap;background:0 0;border:1px solid #0000;border-radius:10px;align-items:center;gap:8px;padding:8px 16px;font-family:inherit;font-size:.88rem;font-weight:600;transition:all .2s;display:flex}.ptable-tab-btn:hover{color:var(--text);background:#ffffff0a}.ptable-tab-btn.active{color:var(--gold);background:var(--gold-wash);border-color:#cf9d2c59}.tab-badge{color:#fff;letter-spacing:.02em;background:linear-gradient(135deg,#f59e0b,#ef4444);border-radius:12px;padding:2px 7px;font-size:.68rem;font-weight:700}.ptable-modal-body{flex-direction:column;flex:1;gap:16px;padding:20px 24px;display:flex;overflow-y:auto}.ptable-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;display:flex}.ptable-search-wrap{flex:1;align-items:center;min-width:260px;display:flex;position:relative}.ptable-search-wrap svg{color:var(--text-dim);pointer-events:none;position:absolute;left:14px}.ptable-search-input{background:var(--bg);border:1px solid var(--border);width:100%;color:var(--text);border-radius:10px;outline:none;padding:10px 36px 10px 40px;font-family:inherit;font-size:.88rem;transition:all .2s}.ptable-search-input:focus{border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-wash)}.ptable-search-clear{color:var(--text-dim);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:1.2rem;position:absolute;right:10px}.ptable-state-filters{flex-wrap:wrap;gap:6px;display:flex}.state-chip{background:var(--bg);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;border-radius:20px;padding:6px 12px;font-family:inherit;font-size:.78rem;font-weight:500;transition:all .15s}.state-chip:hover{color:var(--text);border-color:var(--gold-dim)}.state-chip.active{background:var(--gold-wash);color:var(--gold);border-color:var(--gold);font-weight:600}.ptable-category-filters{flex-wrap:wrap;gap:6px;padding:4px 0;display:flex}.cat-filter-btn{background:var(--bg);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;border-radius:8px;padding:5px 10px;font-family:inherit;font-size:.74rem;font-weight:500;transition:all .15s}.cat-filter-btn:hover{color:var(--text);border-color:var(--gold-dim)}.cat-filter-btn.active{color:#fff;border-color:#fff6;font-weight:600;box-shadow:0 2px 8px #0000004d}.cat-filter-btn[data-cat=all].active{background:var(--gold);color:#0b1210}.cat-filter-btn.cat-alkali.active{background:#e65100}.cat-filter-btn.cat-alkaline.active{background:#d97706}.cat-filter-btn.cat-transition.active{background:#2563eb}.cat-filter-btn.cat-post-transition.active{background:#0891b2}.cat-filter-btn.cat-metalloid.active{background:#16a34a}.cat-filter-btn.cat-reactive-nonmetal.active{background:#9333ea}.cat-filter-btn.cat-halogen.active{background:#db2777}.cat-filter-btn.cat-noble-gas.active{background:#e11d48}.cat-filter-btn.cat-lanthanide.active{background:#0d9488}.cat-filter-btn.cat-actinide.active{background:#dc2626}.ptable-grid-wrapper{border:1px solid var(--border);background:var(--bg);border-radius:14px;width:100%;padding:12px;position:relative;overflow-x:auto}.ptable-scroll-hint{text-align:center;color:var(--text-dim);padding-bottom:8px;font-size:.72rem;display:none}@media (width<=1024px){.ptable-scroll-hint{display:block}}.ptable-grid-container{grid-template-rows:24px repeat(7,minmax(62px,auto)) 14px repeat(2,minmax(62px,auto));grid-template-columns:28px repeat(18,minmax(54px,1fr));gap:4px;min-width:1080px;display:grid}.ptable-period-label,.ptable-group-label{color:var(--text-dim);justify-content:center;align-items:center;font-size:.72rem;font-weight:600;display:flex}.ptable-fblock-label{color:var(--gold);letter-spacing:.02em;align-items:center;padding-left:8px;font-size:.72rem;font-weight:600;display:flex}.ptable-element-cell{background:var(--bg-raised);border:1px solid var(--border);cursor:pointer;user-select:none;text-align:center;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;padding:4px 3px;transition:all .18s cubic-bezier(.16,1,.3,1);display:flex;position:relative;box-shadow:0 1px 3px #00000026}.ptable-element-cell:hover{z-index:10;box-shadow:0 8px 20px #0006, 0 0 12px var(--gold-wash-strong);border-color:var(--gold);transform:translateY(-3px)scale(1.08)}.ptable-element-cell.dimmed{opacity:.2;pointer-events:none;transform:scale(.96)}.cell-num{color:var(--text-dim);align-self:flex-start;padding-left:2px;font-family:JetBrains Mono,monospace;font-size:.62rem;line-height:1}.cell-sym{color:var(--text);margin:1px 0;font-family:Playfair Display,serif;font-size:1.15rem;font-weight:700;line-height:1.1}.cell-name{color:var(--text-dim);white-space:nowrap;text-overflow:ellipsis;max-width:100%;font-size:.58rem;line-height:1.1;overflow:hidden}.cell-mass{color:var(--text-faint);margin-top:1px;font-family:JetBrains Mono,monospace;font-size:.52rem;line-height:1}.cat-alkali{background:#e6510014;border-color:#e6510066}.cat-alkali:hover{background:#e6510033;border-color:#ff9800}.cat-alkaline{background:#d9770614;border-color:#d9770666}.cat-alkaline:hover{background:#d9770633;border-color:#fbbf24}.cat-transition{background:#2563eb14;border-color:#2563eb66}.cat-transition:hover{background:#2563eb33;border-color:#60a5fa}.cat-post-transition{background:#0891b214;border-color:#0891b266}.cat-post-transition:hover{background:#0891b233;border-color:#22d3ee}.cat-metalloid{background:#16a34a14;border-color:#16a34a66}.cat-metalloid:hover{background:#16a34a33;border-color:#4ade80}.cat-reactive-nonmetal{background:#9333ea14;border-color:#9333ea66}.cat-reactive-nonmetal:hover{background:#9333ea33;border-color:#c084fc}.cat-halogen{background:#db277714;border-color:#db277766}.cat-halogen:hover{background:#db277733;border-color:#f472b6}.cat-noble-gas{background:#e11d4814;border-color:#e11d4866}.cat-noble-gas:hover{background:#e11d4833;border-color:#fb7185}.cat-lanthanide{background:#0d948814;border-color:#0d948866}.cat-lanthanide:hover{background:#0d948833;border-color:#2dd4bf}.cat-actinide{background:#dc262614;border-color:#dc262666}.cat-actinide:hover{background:#dc262633;border-color:#f87171}.cat-unknown{background:#64748b14;border-color:#64748b66}.cat-unknown:hover{background:#64748b33;border-color:#94a3b8}.placeholder-cell{cursor:pointer;border-style:dashed}.ptable-legend-bar{color:var(--text-dim);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding-top:4px;font-size:.74rem;display:flex}.legend-items-wrap{flex-wrap:wrap;gap:10px;display:flex}.legend-item{align-items:center;gap:5px;display:flex}.legend-box{border:1px solid #ffffff4d;border-radius:3px;width:10px;height:10px}.legend-box.cat-alkali{background:#e65100}.legend-box.cat-alkaline{background:#d97706}.legend-box.cat-transition{background:#2563eb}.legend-box.cat-post-transition{background:#0891b2}.legend-box.cat-metalloid{background:#16a34a}.legend-box.cat-reactive-nonmetal{background:#9333ea}.legend-box.cat-halogen{background:#db2777}.legend-box.cat-noble-gas{background:#e11d48}.legend-box.cat-lanthanide{background:#0d9488}.legend-box.cat-actinide{background:#dc2626}.ptable-count-status{color:var(--gold);font-weight:600}.element-detail-overlay{backdrop-filter:blur(6px);z-index:1100;background:#000000a6;justify-content:center;align-items:center;padding:16px;animation:.18s ease-out fadeIn;display:flex;position:fixed;inset:0}.element-detail-card{background:var(--bg-raised);border:1.5px solid var(--gold);border-radius:18px;flex-direction:column;gap:16px;width:92%;max-width:480px;max-height:88vh;padding:22px 24px;animation:.22s cubic-bezier(.16,1,.3,1) scaleUp;display:flex;position:relative;overflow-y:auto;box-shadow:0 24px 60px #0009,0 0 30px #cf9d2c33}.element-detail-close{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:#0003;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:1.4rem;line-height:1;transition:all .15s;display:flex;position:absolute;top:14px;right:14px}.element-detail-close:hover{color:var(--text);background:var(--gold-wash);border-color:var(--gold)}.element-card-header{align-items:center;gap:16px;display:flex}.element-big-badge{border:1.5px solid var(--gold);background:var(--bg);border-radius:14px;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;width:76px;height:76px;padding:4px;display:flex;box-shadow:0 4px 14px #0000004d}.badge-num{color:var(--text-dim);align-self:flex-start;padding-left:2px;font-family:JetBrains Mono,monospace;font-size:.72rem}.badge-sym{color:var(--gold);margin:2px 0;font-family:Playfair Display,serif;font-size:1.8rem;font-weight:700;line-height:1}.badge-mass{color:var(--text-dim);font-family:JetBrains Mono,monospace;font-size:.65rem}.element-header-info{flex:1}.element-name-title{color:var(--text);margin:0 0 6px;font-size:1.35rem;font-weight:700}.element-meta-tags{flex-wrap:wrap;gap:6px;margin-bottom:4px;display:flex}.elem-tag{border:1px solid var(--border);background:var(--bg);color:var(--text-dim);border-radius:6px;padding:2px 8px;font-size:.72rem;font-weight:600}.elem-tag.cat-tag{background:var(--gold-wash);color:var(--gold);border-color:#cf9d2c66}.element-location-hint{color:var(--text-faint);font-size:.76rem;font-weight:500}.element-fact-box{border:1px solid #cf9d2c59;border-left:4px solid var(--gold);background:linear-gradient(135deg,#cf9d2c1f 0%,#cf9d2c0a 100%);border-radius:10px;padding:12px 14px}.fact-box-header{color:var(--gold);letter-spacing:.02em;align-items:center;gap:6px;margin-bottom:6px;font-size:.8rem;font-weight:600;display:flex}.fact-box-text{color:var(--text);margin:0;font-size:.86rem;line-height:1.55}.element-props-grid{background:var(--bg);border:1px solid var(--border);border-radius:12px;grid-template-columns:repeat(2,1fr);gap:8px;padding:12px;display:grid}.prop-item{flex-direction:column;gap:2px;display:flex}.prop-item.full-width{border-top:1px solid var(--border);grid-column:span 2;margin-top:2px;padding-top:6px}.prop-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-size:.7rem;font-weight:600}.prop-val{color:var(--text);font-family:JetBrains Mono,monospace;font-size:.82rem;font-weight:500}.element-uses-box{border:1px solid var(--border);background:#0000001a;border-radius:10px;padding:10px 14px}[data-theme=light] .element-uses-box{background:#00000005}.uses-label{color:var(--gold);margin-bottom:4px;font-size:.74rem;font-weight:600;display:block}.uses-text{color:var(--text-dim);margin:0;font-size:.82rem;line-height:1.45}.element-detail-actions{gap:8px;margin-top:4px;display:flex}.elem-action-btn{cursor:pointer;border-radius:10px;flex:1;justify-content:center;align-items:center;gap:6px;padding:10px;font-family:inherit;font-size:.86rem;font-weight:600;transition:all .18s;display:flex}.mnemonics-intro-card{background:linear-gradient(135deg,#cf9d2c1f 0%,#8b5cf60f 100%);border:1px solid #cf9d2c4d;border-radius:14px;align-items:center;gap:16px;margin-bottom:12px;padding:16px 20px;display:flex}.mnemonics-intro-icon{flex-shrink:0;font-size:2rem}.mnemonics-intro-title{color:var(--gold);margin:0 0 4px;font-size:1.15rem;font-weight:700}.mnemonics-intro-desc{color:var(--text-dim);margin:0;font-size:.84rem;line-height:1.45}.mnemonic-category-pills{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.mnemonic-pill{background:var(--bg);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;border-radius:20px;padding:6px 14px;font-family:inherit;font-size:.8rem;font-weight:600;transition:all .18s}.mnemonic-pill:hover{color:var(--text);border-color:var(--gold-dim)}.mnemonic-pill.active{background:var(--gold-wash);color:var(--gold);border-color:var(--gold)}.mnemonics-cards-grid{grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:16px;display:grid}.mnemonic-card{background:var(--bg);border:1px solid var(--border);border-radius:14px;flex-direction:column;gap:12px;padding:18px 20px;transition:all .2s;display:flex;box-shadow:0 4px 14px #00000026}.mnemonic-card:hover{border-color:var(--gold);box-shadow:0 6px 20px #00000040, 0 0 15px var(--gold-wash);transform:translateY(-2px)}.mnemonic-header{justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.mnemonic-title{color:var(--text);margin:0;font-size:1rem;font-weight:700;line-height:1.35}.mnemonic-tag{letter-spacing:.05em;background:var(--gold-wash);color:var(--gold);border:1px solid #cf9d2c4d;border-radius:12px;flex-shrink:0;padding:2px 8px;font-size:.65rem;font-weight:700}.mnemonic-tag.group{color:#60a5fa;background:#2563eb1f;border-color:#2563eb4d}.mnemonic-tag.period{color:#c084fc;background:#9333ea1f;border-color:#9333ea4d}.mnemonic-tag.trend{color:#4ade80;background:#16a34a1f;border-color:#16a34a4d}.mnemonic-rhyme-box{background:var(--bg-raised);border:1px solid var(--border);border-radius:10px;flex-direction:column;gap:8px;padding:12px 14px;display:flex}.rhyme-label{color:var(--gold);font-size:.72rem;font-weight:600}.rhyme-text{color:var(--text);margin:2px 0 0;font-size:.88rem;font-weight:600;line-height:1.45}.rhyme-text.hinge{color:#38bdf8}[data-theme=light] .rhyme-text.hinge{color:#0284c7}.mnemonic-breakdown{flex-direction:column;gap:6px;display:flex}.breakdown-label{color:var(--text-dim);font-size:.72rem;font-weight:600}.breakdown-chips{flex-wrap:wrap;gap:6px;display:flex}.breakdown-chip{background:var(--bg-raised);border:1px solid var(--border);border-radius:6px;align-items:center;gap:4px;padding:3px 8px;font-size:.75rem;display:flex}.b-word{color:var(--text);font-weight:500}.b-arrow{color:var(--gold);font-size:.7rem}.b-sym{color:var(--gold);font-family:Playfair Display,serif;font-weight:700}.mnemonic-tip{color:var(--text-dim);background:#00000026;border-radius:8px;align-items:flex-start;gap:6px;padding:8px 10px;font-size:.78rem;line-height:1.4;display:flex}.tip-icon{flex-shrink:0;font-size:.9rem}.ptable-list-controls{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.ptable-sort-wrap{color:var(--text-dim);align-items:center;gap:8px;font-size:.82rem;display:flex}.ptable-sort-select{background:var(--bg);border:1px solid var(--border);color:var(--text);cursor:pointer;border-radius:8px;outline:none;padding:8px 12px;font-family:inherit;font-size:.82rem}.ptable-elements-card-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;display:grid}.element-list-card{background:var(--bg);border:1px solid var(--border);cursor:pointer;border-radius:12px;flex-direction:column;gap:8px;padding:14px;transition:all .18s;display:flex}.element-list-card:hover{border-color:var(--gold);transform:translateY(-2px);box-shadow:0 6px 18px #00000040}.elem-list-top{justify-content:space-between;align-items:center;display:flex}.elem-list-num{color:var(--text-dim);font-family:JetBrains Mono,monospace;font-size:.75rem;font-weight:600}.elem-list-badge{border:1px solid var(--border);border-radius:6px;padding:2px 7px;font-size:.68rem;font-weight:600}.elem-list-mid{align-items:center;gap:10px;display:flex}.elem-list-sym{color:var(--gold);text-align:center;width:44px;font-family:Playfair Display,serif;font-size:1.8rem;font-weight:700;line-height:1}.elem-list-info{flex-direction:column;display:flex}.elem-list-name{color:var(--text);font-size:.95rem}.elem-list-mass{color:var(--text-dim);font-family:JetBrains Mono,monospace;font-size:.74rem}.elem-list-fact-preview{color:var(--text-dim);margin:0;font-size:.78rem;font-style:italic;line-height:1.4}.elem-list-footer{border-top:1px solid var(--border);justify-content:space-between;align-items:center;margin-top:4px;padding-top:8px;font-size:.74rem;display:flex}.elem-list-config{color:var(--text-faint);font-family:JetBrains Mono,monospace}.elem-list-view-btn{color:var(--gold);cursor:pointer;background:0 0;border:none;padding:0;font-size:.74rem;font-weight:600}@media (width<=768px){.ptable-launcher-card{border-radius:14px;margin:16px 0 20px;padding:16px 18px}.ptable-launcher-content{flex-direction:column;align-items:stretch;gap:14px}.ptable-launcher-left{min-width:unset}.ptable-launcher-title{font-size:1.12rem}.ptable-launcher-desc{font-size:.82rem}.ptable-launcher-right{width:100%}.ptable-open-trigger{justify-content:center;width:100%;padding:11px 16px;font-size:.9rem}.ptable-modal-overlay{padding:8px}.ptable-modal-container{border-radius:16px;width:100%;max-width:100vw;height:94vh;max-height:94vh}.ptable-modal-header{padding:12px 16px}.ptable-header-icon{font-size:1.4rem}.ptable-modal-title{font-size:1.05rem}.ptable-modal-subtitle{font-size:.72rem}.ptable-modal-close{width:34px;height:34px;font-size:1.3rem}.ptable-tabs{-webkit-overflow-scrolling:touch;gap:6px;padding:8px 14px}.ptable-tab-btn{gap:5px;padding:6px 12px;font-size:.8rem}.ptable-modal-body{gap:12px;padding:14px}.ptable-toolbar{flex-direction:column;align-items:stretch;gap:10px}.ptable-search-wrap{min-width:unset;width:100%}.ptable-state-filters{-webkit-overflow-scrolling:touch;flex-wrap:nowrap;padding-bottom:2px;overflow-x:auto}.state-chip{white-space:nowrap;padding:5px 10px;font-size:.74rem}.ptable-category-filters{-webkit-overflow-scrolling:touch;flex-wrap:nowrap;padding-bottom:4px;overflow-x:auto}.cat-filter-btn{white-space:nowrap;padding:5px 9px;font-size:.72rem}.ptable-grid-wrapper{-webkit-overflow-scrolling:touch;border-radius:10px;padding:8px}.ptable-scroll-hint{color:var(--gold);margin-bottom:4px;font-size:.7rem;font-weight:500;display:block}.ptable-grid-container{grid-template-rows:20px repeat(7,minmax(56px,auto)) 10px repeat(2,minmax(56px,auto));grid-template-columns:24px repeat(18,minmax(48px,1fr));gap:3px;min-width:940px}.cell-sym{font-size:1rem}.cell-num{font-size:.58rem}.cell-name{font-size:.52rem}.cell-mass{font-size:.48rem}.ptable-legend-bar{flex-direction:column;align-items:flex-start;gap:8px}.mnemonics-intro-card{gap:12px;padding:12px 14px}.mnemonics-intro-icon{font-size:1.5rem}.mnemonics-intro-title{font-size:1rem}.mnemonics-intro-desc{font-size:.78rem}.mnemonics-cards-grid{grid-template-columns:1fr;gap:12px}.mnemonic-card{padding:14px 16px}.mnemonic-title{font-size:.92rem}.rhyme-text{font-size:.82rem}.ptable-elements-card-grid{grid-template-columns:1fr;gap:10px}.ptable-list-controls{flex-direction:column;align-items:stretch;gap:8px}.element-detail-overlay{padding:10px}.element-detail-card{border-radius:16px;gap:12px;width:95%;max-width:440px;max-height:86vh;padding:18px 16px}.element-card-header{gap:12px}.element-big-badge{border-radius:12px;width:64px;height:64px}.badge-sym{font-size:1.5rem}.element-name-title{font-size:1.15rem}.fact-box-text{font-size:.82rem}.prop-val,.uses-text{font-size:.78rem}}@media (width<=480px){.element-detail-actions{flex-direction:column;gap:6px}.elem-action-btn{width:100%;padding:9px;font-size:.82rem}.element-props-grid{grid-template-columns:1fr}.prop-item.full-width{grid-column:1}}.inbuilt-keyboard-box{border:1px solid var(--border);user-select:none;background:#ffffff05;border-radius:12px;margin-top:10px;padding:10px;box-shadow:0 4px 20px #00000026}.inbuilt-kb-tabs{border-bottom:1px solid #ffffff0f;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px;padding-bottom:8px;display:flex}.inbuilt-tab-btn{cursor:pointer;border:1px solid var(--border);color:var(--text-dim);background:0 0;border-radius:8px;align-items:center;gap:6px;padding:5px 12px;font-size:.8rem;font-weight:600;transition:all .2s;display:inline-flex}.inbuilt-tab-btn.active{background:var(--bg-raised);border-color:var(--gold);color:var(--gold);box-shadow:0 2px 10px #cf9d2c1f}.kb-key-row{justify-content:center;gap:4px;margin-bottom:4px;display:flex}.kb-key{background:var(--bg-card,#ffffff0a);border:1px solid var(--border);min-width:26px;max-width:44px;height:38px;color:var(--text);cursor:pointer;user-select:none;touch-action:manipulation;border-radius:6px;flex:1;justify-content:center;align-items:center;font-family:JetBrains Mono,monospace;font-size:.95rem;font-weight:600;transition:all .12s;display:inline-flex}.kb-key:hover{border-color:var(--gold);color:var(--gold);background:#cf9d2c1a;transform:translateY(-1px)}.kb-key:active{background:var(--gold-wash);transform:scale(.94)}.kb-key.kb-key-wide{flex:1.5;max-width:68px;font-family:Inter,sans-serif;font-size:.8rem}.kb-key.kb-key-space{flex:3.5;max-width:220px;font-family:Inter,sans-serif;font-size:.8rem}.kb-key.kb-key-action{color:var(--gold);background:#cf9d2c14;border-color:#cf9d2c40;font-family:Inter,sans-serif;font-size:.78rem;font-weight:600}.kb-symbol-grid{grid-template-columns:repeat(auto-fill,minmax(40px,1fr));gap:6px;max-height:180px;padding-right:4px;display:grid;overflow-y:auto}.kb-symbol-btn{background:var(--bg-card,#ffffff0a);border:1px solid var(--border);height:40px;color:var(--text);cursor:pointer;user-select:none;touch-action:manipulation;border-radius:8px;justify-content:center;align-items:center;font-family:Playfair Display,serif;font-size:1.15rem;transition:all .12s;display:inline-flex}.kb-symbol-btn:hover{border-color:var(--gold);color:var(--gold);background:#cf9d2c1f;transform:scale(1.06)}.kb-symbol-btn:active{transform:scale(.92)}.kb-sym-cat-title{text-transform:uppercase;letter-spacing:.05em;color:var(--gold);margin:6px 0 3px;font-size:.75rem;font-weight:700}.ad-container{background:var(--bg-raised);border:1px dashed var(--border);text-align:center;box-sizing:border-box;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;width:100%;min-height:90px;margin:20px 0;padding:16px;display:flex;position:relative;overflow:hidden}.ad-placeholder-badge{letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint);margin-bottom:4px;font-size:.65rem}