.calculator-page{display:flex;min-height:calc(100vh - 60px);gap:0}.calc-sidebar{width:260px;background:var(--bg-card);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.sidebar-header{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--border)}.sidebar-header h3{font-size:0.95rem}.btn-icon{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:0.85rem;padding:4px 8px;border-radius:4px}.btn-icon:hover{color:var(--error);background:rgba(239,68,68,0.1)}.history-list{flex:1;overflow-y:auto;padding:8px}.empty-history{text-align:center;color:var(--text-muted);padding:40px 16px;font-size:0.85rem}.history-item{padding:8px 10px;border-radius:6px;margin-bottom:4px;cursor:pointer;transition:background 0.15s}.history-item:hover{background:var(--bg-light)}.history-expr{font-size:0.8rem;color:var(--text-muted);font-family:'Courier New',monospace}.history-result{font-size:0.95rem;font-weight:600;font-family:'Courier New',monospace}.calculator-wrapper{flex:1;display:flex;justify-content:center;align-items:flex-start;padding:16px 16px;overflow-y:auto}.ti84-body{background:linear-gradient(180deg,#1a1a1e 0%,#111114 40%,#0a0a0c 100%);border-radius:24px;padding:16px 14px 20px;width:400px;transform-origin:top center;box-shadow:0 30px 80px rgba(0,0,0,0.7),0 10px 30px rgba(0,0,0,0.5),inset 0 1px 0 rgba(255,255,255,0.06);border:1px solid #2a2a2e;position:relative}.ti84-top-label{display:flex;justify-content:space-between;align-items:center;padding:4px 10px 8px}.ti-brand-left{font-size:0.6rem;color:#ccc;letter-spacing:0.5px;font-weight:400;font-style:italic}.ti-logo{display:inline-block;width:10px;height:10px;border:1.5px solid #ccc;border-radius:1px;margin-right:2px;vertical-align:middle;position:relative}.ti-brand-right{font-size:0.7rem;color:#ccc;letter-spacing:0.5px;font-weight:400}.ti-brand-right b{font-weight:700;font-size:0.75rem}.ti84-screen-bezel{background:#ddd;border-radius:8px;padding:6px;margin:0 4px 10px;box-shadow:inset 0 2px 8px rgba(0,0,0,0.12)}.ti84-screen{background:#f0f0ee;border-radius:4px;padding:6px 8px;min-height:160px;border:1px solid #ccc;position:relative}.screen-status-bar{display:flex;gap:4px;padding-bottom:3px;border-bottom:1px solid rgba(0,0,0,0.08);margin-bottom:4px;align-items:center}.status-item{font-size:0.42rem;color:#999;font-weight:700;text-transform:uppercase;letter-spacing:0.3px;font-family:'Courier New',monospace}.status-item.active{color:#222;font-weight:800}#indDeg,#indRad{display:none}#indDeg.active,#indRad.active{display:inline}.status-battery{margin-left:auto;color:#4ade80;font-size:0.55rem}.screen-indicators{position:absolute;bottom:4px;left:8px;display:flex;gap:8px}.ind{font-size:0.5rem;color:transparent;font-weight:700;text-transform:uppercase;letter-spacing:0.5px;font-family:'Courier New',monospace}.ind.active{color:#333}.screen-content{font-family:'Courier New',monospace;color:#111}.screen-history{font-size:0.75rem;color:#444;min-height:60px;max-height:70px;overflow-y:auto;line-height:1.5}.screen-history .history-line{text-align:right}.screen-history .result-line{text-align:right;font-weight:bold;color:#111}.screen-input{font-size:1.3rem;text-align:right;padding:2px 0;word-break:break-all;min-height:26px;font-weight:600}.calc-cursor{display:inline-block;width:2px;height:1.2em;background:#111;vertical-align:text-bottom;animation:cursorBlink 0.7s step-end infinite;margin:0 1px}@keyframes cursorBlink{0%,100%{opacity:1}50%{opacity:0}}.screen-result{font-size:0.8rem;text-align:right;color:#666;min-height:16px}.graph-screen{background:white;border-radius:4px;margin:0 4px 10px;border:1px solid #ccc;overflow:hidden;position:relative}.graph-screen canvas{width:100%;height:220px;display:block;background:white}.graph-controls{display:flex;gap:4px;padding:5px 6px;background:#f0f0f0;border-top:1px solid #ddd}.btn-graph{width:28px;height:28px;border-radius:4px;border:1px solid #ccc;background:white;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:0.75rem;color:#333}.btn-graph:hover{background:#e0e0e0}.y-editor{position:absolute;top:0;left:0;right:0;bottom:0;background:#1a1a2e;z-index:20;display:flex;flex-direction:column;padding:8px 10px;font-family:'Courier New',monospace;color:#e0e0e0}.y-editor-header{padding:4px 0 6px;border-bottom:1px solid #333;margin-bottom:4px;display:flex;justify-content:space-between;align-items:center}.y-editor-title{font-size:0.75rem;font-weight:700;letter-spacing:1px;color:#aaa}.y-editor-close{background:none;border:1px solid #555;color:#ccc;font-size:1.1rem;cursor:pointer;padding:0 6px;border-radius:3px;line-height:1.4}.y-editor-close:hover{background:#444;color:#fff}.y-editor-slots{flex:1;display:flex;flex-direction:column;gap:2px;overflow-y:auto}.y-slot{display:flex;align-items:center;gap:4px;padding:5px 6px;border-radius:3px;transition:background 0.1s}.y-slot.active{background:#2a2a4e}.y-slot-label{font-size:0.85rem;font-weight:700;color:#8cb4ff;min-width:32px;flex-shrink:0}.y-slot-input{flex:1;background:transparent;border:none;outline:none;color:#e0e0e0;font-family:'Courier New',monospace;font-size:0.85rem;padding:2px 4px;border-bottom:1px solid transparent;caret-color:#8cb4ff}.y-slot.active .y-slot-input{border-bottom-color:#8cb4ff}.y-slot-input:focus{border-bottom-color:#8cb4ff}.y-slot-color{width:14px;height:14px;border-radius:3px;border:1px solid rgba(255,255,255,0.3);cursor:pointer;flex-shrink:0}.y-slot-color:hover{border-color:#fff;transform:scale(1.2)}.y-color-picker{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#1a1a2e;border:1px solid #4a4a8e;border-radius:6px;padding:8px;z-index:25;box-shadow:0 4px 12px rgba(0,0,0,0.5)}.color-picker-title{font-size:0.7rem;font-weight:700;color:#8cb4ff;text-transform:uppercase;letter-spacing:1px;padding:2px 4px 6px;text-align:center}.color-picker-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}.color-swatch{width:22px;height:22px;border-radius:3px;border:2px solid transparent;cursor:pointer}.color-swatch:hover{border-color:#fff;transform:scale(1.15)}.y-editor-hint{padding:6px 0 2px;font-size:0.6rem;color:#666;text-align:center;letter-spacing:0.5px}.ti84-buttons{display:flex;flex-direction:column;gap:3px;padding:0 4px;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.btn-row{display:flex;gap:4px;justify-content:center}.btn-wrap{flex:1;display:flex;flex-direction:column;align-items:center;gap:0;max-width:78px;position:relative;overflow:hidden;z-index:0}.btn-wrap .label-row{display:flex;justify-content:space-between;width:100%;min-height:8px;padding:0 1px;pointer-events:none}.lbl-2nd{font-size:0.55rem;color:#60a5fa;font-weight:600;text-align:left;letter-spacing:0.2px;line-height:1;min-height:8px;white-space:nowrap;pointer-events:none}.lbl-alpha{font-size:0.55rem;color:#4ade80;font-weight:700;text-align:right;letter-spacing:0.2px;line-height:1;min-height:0;pointer-events:none}.lbl-sto{font-size:0.48rem;color:#f59e0b;font-weight:600;opacity:0.85;margin-left:1px}.lbl-fkey{font-size:0.5rem;color:#facc15;font-weight:600;text-align:right}.calc-btn{width:100%;padding:11px 3px;border:none;border-radius:5px;cursor:pointer;font-size:0.8rem;font-weight:600;text-align:center;line-height:1.1;color:white;transition:all 0.08s ease;box-shadow:0 2px 3px rgba(0,0,0,0.4),inset 0 1px 0 rgba(255,255,255,0.08);user-select:none;-webkit-user-select:none;letter-spacing:0.3px;text-transform:lowercase;touch-action:manipulation;min-height:36px}.calc-btn:active,.calc-btn.pressing{transform:translateY(1px);box-shadow:0 1px 2px rgba(0,0,0,0.3);filter:brightness(0.85)}.btn-top{background:linear-gradient(180deg,#2d4263 0%,#1b2e47 100%);font-size:0.75rem;padding:9px 3px;letter-spacing:0.5px;border:1px solid #3a5577}.btn-top:hover{background:linear-gradient(180deg,#3a5577 0%,#2d4263 100%)}.btn-dark{background:linear-gradient(180deg,#2a2a32 0%,#1c1c24 100%);font-size:0.78rem;border:1px solid #3a3a44}.btn-dark:hover{background:linear-gradient(180deg,#38384a 0%,#2a2a3a 100%)}.btn-ctrl{background:linear-gradient(180deg,#333340 0%,#252530 100%);font-size:0.75rem;border-radius:14px;padding:10px 5px;border:1px solid #44444f}.btn-ctrl:hover{background:linear-gradient(180deg,#44445a 0%,#333348 100%)}.btn-2nd{background:linear-gradient(180deg,#d4a017 0%,#b8890f 100%);color:#000;font-weight:700;font-size:0.85rem;border-radius:14px;padding:10px 5px;text-transform:none}.btn-2nd:hover{background:linear-gradient(180deg,#e4b027 0%,#c89a1f 100%)}.btn-2nd.active{background:linear-gradient(180deg,#ffe033 0%,#ffd000 100%);box-shadow:0 0 10px rgba(255,224,51,0.5),0 2px 4px rgba(0,0,0,0.4)}.btn-alpha{background:linear-gradient(180deg,#2d8a4e 0%,#1e6e3a 100%);color:white;font-weight:700;font-size:0.8rem;border-radius:14px;padding:10px 5px}.btn-alpha:hover{background:linear-gradient(180deg,#3d9a5e 0%,#2e7e4a 100%)}.btn-num{background:linear-gradient(180deg,#e8e8ec 0%,#d0d0d6 100%);color:#111;font-size:1.15rem;font-weight:700;padding:12px 3px;border-radius:5px;border:1px solid #c5c5cc;box-shadow:0 2px 3px rgba(0,0,0,0.2),inset 0 1px 0 rgba(255,255,255,0.6)}.btn-num:hover{background:linear-gradient(180deg,#f2f2f6 0%,#dddde3 100%)}.btn-num:active{background:linear-gradient(180deg,#d0d0d6 0%,#c0c0c6 100%)}.btn-enter{background:linear-gradient(180deg,#1a3a6e 0%,#112a50 100%);font-size:0.85rem;font-weight:700;letter-spacing:0.8px;padding:12px 3px;border:1px solid #2a4a7e}.btn-enter:hover{background:linear-gradient(180deg,#2a4a7e 0%,#1a3a6e 100%)}.btn-on{background:linear-gradient(180deg,#3a3a44 0%,#2a2a32 100%);font-size:0.78rem;font-weight:700;letter-spacing:0.5px;border:1px solid #4a4a55}.btn-on:hover{background:linear-gradient(180deg,#4a4a5a 0%,#3a3a4a 100%)}.btn-extra{background:linear-gradient(180deg,#1e3a5c 0%,#15294a 100%);font-size:0.75rem;font-weight:600;padding:7px 2px;border:1px solid #2a4a6e;text-transform:none}.btn-extra:hover{background:linear-gradient(180deg,#2a4a6e 0%,#1f395c 100%)}.row-top{margin-bottom:6px;position:relative;z-index:1}.row-top .btn-wrap{max-width:78px}.control-dpad-area{display:flex;gap:6px;align-items:center;margin-bottom:6px;padding:0 2px;position:relative;z-index:2}.control-rows{flex:1;display:flex;flex-direction:column;gap:4px}.ctrl-row{display:flex;gap:4px;align-items:flex-end}.ctrl-row .btn-wrap{flex:1;max-width:84px}.ctrl-row .btn-wrap.ctrl-wide{max-width:92px;flex:1.2}.dpad-container{flex-shrink:0;display:flex;align-items:center;justify-content:center}.dpad{display:grid;grid-template-columns:30px 30px 30px;grid-template-rows:28px 28px 28px;gap:0;width:90px;height:84px;position:relative;background:radial-gradient(circle,#2a2a3a 25%,#1a1a28 70%,#141420 100%);border-radius:50%;box-shadow:inset 0 2px 6px rgba(0,0,0,0.5),0 2px 4px rgba(0,0,0,0.3),0 0 0 2px #333}.dpad-up{grid-column:2;grid-row:1;background:transparent;box-shadow:none;font-size:0.7rem;color:#999;padding:0;border-radius:0;border:none}.dpad-down{grid-column:2;grid-row:3;background:transparent;box-shadow:none;font-size:0.7rem;color:#999;padding:0;border-radius:0;border:none}.dpad-left{grid-column:1;grid-row:2;background:transparent;box-shadow:none;font-size:0.7rem;color:#999;padding:0;border-radius:0;border:none}.dpad-right{grid-column:3;grid-row:2;background:transparent;box-shadow:none;font-size:0.7rem;color:#999;padding:0;border-radius:0;border:none}.dpad-center{grid-column:2;grid-row:2}.dpad-up:hover,.dpad-down:hover,.dpad-left:hover,.dpad-right:hover{color:#ddd;background:rgba(255,255,255,0.06)}.dpad-up:active,.dpad-down:active,.dpad-left:active,.dpad-right:active{transform:none;background:rgba(255,255,255,0.12)}.row-func{margin-bottom:4px;position:relative;z-index:3}.row-sci{margin-bottom:2px;position:relative;z-index:4}.row-sci-2{z-index:5}.row-num{margin-bottom:2px;position:relative;z-index:6}.row-num-2{z-index:7}.row-num-3{z-index:8}.row-bottom{margin-bottom:6px;position:relative;z-index:9}.row-extra{border-top:1px solid #222;padding-top:6px;margin-top:2px;position:relative;z-index:10}.row-extra .btn-wrap{max-width:54px}.graph-window-settings{position:absolute;top:0;left:0;right:0;bottom:0;background:#1a2a1a;z-index:10;padding:10px 14px;font-family:'Courier New',monospace;overflow-y:auto}.window-title{font-size:0.85rem;font-weight:700;color:#4ade80;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;border-bottom:1px solid #2a4a2a;padding-bottom:4px}.window-field{display:flex;align-items:center;gap:6px;margin-bottom:5px}.window-field label{font-size:0.75rem;color:#4ade80;font-weight:600;min-width:48px;text-align:right}.window-field input{flex:1;background:#0a1a0a;border:1px solid #2a4a2a;color:#e0ffe0;font-family:'Courier New',monospace;font-size:0.75rem;padding:4px 6px;border-radius:2px;outline:none;max-width:100px}.window-field input:focus{border-color:#4ade80}.window-buttons{display:flex;gap:6px;margin-top:8px}.window-buttons .btn-graph{background:#2a4a2a;color:#4ade80;border-color:#3a6a3a;font-family:'Courier New',monospace;font-size:0.7rem;font-weight:600;padding:4px 12px;width:auto;height:auto}.window-buttons .btn-graph:hover{background:#3a6a3a}.graph-zoom-menu{position:absolute;top:0;left:0;right:0;bottom:0;background:#1a2a1a;z-index:10;padding:10px 14px;font-family:'Courier New',monospace;overflow-y:auto}.zoom-title{font-size:0.85rem;font-weight:700;color:#4ade80;text-transform:uppercase;letter-spacing:1px;margin-bottom:6px;border-bottom:1px solid #2a4a2a;padding-bottom:4px}.zoom-option{font-size:0.75rem;color:#e0ffe0;padding:5px 8px;cursor:pointer;border-radius:2px}.zoom-option:hover{background:#2a4a2a;color:#4ade80}.trace-info{position:absolute;bottom:0;left:0;right:0;background:rgba(0,0,0,0.8);color:#4ade80;font-family:'Courier New',monospace;font-size:0.7rem;padding:4px 8px;display:flex;justify-content:space-between;z-index:5}.trace-info span{white-space:nowrap}.math-menu{position:absolute;top:0;left:0;right:0;bottom:0;background:#e8e8d0;z-index:20;padding:8px;display:none;flex-direction:column;overflow-y:auto;font-family:'Courier New',monospace;color:#111}.math-menu.visible{display:flex}.math-menu-title{color:#111;font-family:'Courier New',monospace;font-size:0.85rem;font-weight:700;margin-bottom:6px;border-bottom:2px solid #111;padding-bottom:2px}.math-menu-option{color:#111;font-family:'Courier New',monospace;font-size:0.75rem;padding:3px 6px;cursor:pointer;border-radius:0}.math-menu-option:hover{background:#111;color:#e8e8d0}.stat-plot-view{position:absolute;top:0;left:0;right:0;bottom:0;background:#1a2a1a;z-index:10;overflow-y:auto;padding:10px;font-family:'Courier New',monospace}.stat-plot-title{font-size:0.85rem;font-weight:700;color:#4ade80;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;border-bottom:1px solid #2a4a2a;padding-bottom:4px}.stat-plot-setup{margin-bottom:8px}.stat-plot-row{display:flex;align-items:center;gap:8px;margin-bottom:4px}.stat-plot-label{font-size:0.72rem;color:#4ade80;font-weight:600;min-width:44px}.stat-plot-toggle{background:#2a4a2a;color:#e0ffe0;border:1px solid #3a6a3a;border-radius:3px;font-family:'Courier New',monospace;font-size:0.68rem;font-weight:600;padding:2px 10px;cursor:pointer}.stat-plot-toggle.active{background:#3a8a3a;color:#fff;border-color:#4ade80}.stat-plot-type-active,.stat-plot-list-name{font-size:0.72rem;color:#e0ffe0;font-weight:600}.stat-plot-data{display:flex;gap:10px;margin-bottom:8px}.stat-plot-column{flex:1}.stat-plot-col-header{font-size:0.75rem;font-weight:700;color:#4ade80;text-align:center;margin-bottom:4px;border-bottom:1px solid #2a4a2a;padding-bottom:2px}.stat-plot-inputs{display:flex;flex-direction:column;gap:2px}.stat-input{background:#0a1a0a;border:1px solid #2a4a2a;color:#e0ffe0;font-family:'Courier New',monospace;font-size:0.7rem;padding:3px 5px;border-radius:2px;outline:none;width:100%;box-sizing:border-box}.stat-input:focus{border-color:#4ade80}.stat-input::-webkit-inner-spin-button,.stat-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.stat-input{-moz-appearance:textfield}.stat-plot-add-row{background:#2a4a2a;color:#4ade80;border:1px solid #3a6a3a;border-radius:2px;font-family:'Courier New',monospace;font-size:0.62rem;font-weight:600;padding:2px 6px;cursor:pointer;margin-top:3px;width:100%}.stat-plot-add-row:hover{background:#3a6a3a}.stat-plot-actions{display:flex;gap:8px;margin-top:6px}.stat-plot-btn{background:#2a4a2a;color:#4ade80;border:1px solid #3a6a3a;border-radius:3px;font-family:'Courier New',monospace;font-size:0.7rem;font-weight:600;padding:4px 12px;cursor:pointer}.stat-plot-btn:hover{background:#3a6a3a}.stat-plot-btn-close{color:#e0ffe0}.stat-plot-menu-item{font-size:0.75rem;color:#e0ffe0;padding:5px 8px;cursor:pointer;border-radius:2px}.stat-plot-menu-item:hover{background:#2a4a2a;color:#4ade80}.stat-plot-menu-item span{color:#8cb4ff;font-weight:600}.stat-plot-config-title{font-size:0.8rem;font-weight:700;color:#8cb4ff;margin-bottom:6px}.sp-type-opt,.sp-mark-opt{font-size:0.72rem;color:#e0ffe0;padding:2px 6px;cursor:pointer;border-radius:2px;border:1px solid transparent}.sp-type-opt.selected,.sp-mark-opt.selected{background:#3a8a3a;color:#fff;border-color:#4ade80}.sp-type-opt:hover,.sp-mark-opt:hover{border-color:#4ade80}.graph-format-menu{position:absolute;top:0;left:0;right:0;bottom:0;background:#1a1a2e;z-index:10;padding:10px 14px;font-family:'Courier New',monospace;overflow-y:auto}.format-title{font-size:0.85rem;font-weight:700;color:#8cb4ff;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;border-bottom:1px solid #333;padding-bottom:4px}.format-row{display:flex;gap:12px;margin-bottom:5px;padding:3px 4px}.format-opt{font-size:0.75rem;color:#888;padding:3px 8px;cursor:pointer;border-radius:2px}.format-opt.selected{background:#2a2a5e;color:#fff;font-weight:700}.format-opt:hover{color:#ccc}.format-close-row{margin-top:8px;text-align:right}.format-close-btn{background:#2a2a5e;color:#8cb4ff;border-color:#4a4a8e;font-family:'Courier New',monospace;font-size:0.7rem;font-weight:600;padding:4px 12px;width:auto;height:auto}.format-close-btn:hover{background:#3a3a6e}.graph-calc-menu{position:absolute;top:0;left:0;right:0;bottom:0;background:#1a1a2e;z-index:10;padding:10px 14px;font-family:'Courier New',monospace;overflow-y:auto}.calc-menu-title{font-size:0.85rem;font-weight:700;color:#8cb4ff;text-transform:uppercase;letter-spacing:1px;margin-bottom:6px;border-bottom:1px solid #333;padding-bottom:4px}.calc-menu-option{font-size:0.75rem;color:#e0e0e0;padding:5px 8px;cursor:pointer;border-radius:2px}.calc-menu-option:hover{background:rgba(59,130,246,0.3);color:#93c5fd}.graph-calc-input{position:absolute;bottom:30px;left:10px;right:10px;background:#1a1a2e;z-index:25;padding:8px 10px;font-family:'Courier New',monospace;border:1px solid #4a4a8e;border-radius:4px;display:flex;align-items:center;gap:6px}.calc-input-label{font-size:0.75rem;color:#8cb4ff;font-weight:700}.calc-input-field{flex:1;background:#0a0a1e;border:1px solid #4a4a8e;color:#e0e0ff;font-family:'Courier New',monospace;font-size:0.75rem;padding:4px 6px;border-radius:2px;outline:none;max-width:100px}.calc-input-field:focus{border-color:#8cb4ff}.graph-calc-input .btn-graph{background:#2a2a5e;color:#8cb4ff;border-color:#4a4a8e;font-family:'Courier New',monospace;font-size:0.65rem;font-weight:600;padding:3px 8px;width:auto;height:auto}.graph-tblset-view{position:absolute;top:0;left:0;right:0;bottom:0;background:#1a1a2e;z-index:10;padding:10px 14px;font-family:'Courier New',monospace;overflow-y:auto}.tblset-title{font-size:0.85rem;font-weight:700;color:#8cb4ff;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;border-bottom:1px solid #333;padding-bottom:4px}.tblset-field{display:flex;align-items:center;gap:6px;margin-bottom:5px}.tblset-field label{font-size:0.75rem;color:#8cb4ff;font-weight:600;min-width:72px;text-align:right}.tblset-field input{flex:1;background:#0a0a1e;border:1px solid #333;color:#e0e0ff;font-family:'Courier New',monospace;font-size:0.75rem;padding:4px 6px;border-radius:2px;outline:none;max-width:100px}.tblset-field input:focus{border-color:#8cb4ff}.tblset-row{display:flex;align-items:center;gap:8px;margin-bottom:5px;padding:2px 0}.tblset-label{font-size:0.75rem;color:#8cb4ff;font-weight:600;min-width:72px;text-align:right}.tblset-opt{font-size:0.72rem;color:#888;padding:2px 8px;cursor:pointer;border-radius:2px}.tblset-opt.selected{background:#2a2a5e;color:#fff;font-weight:700}.tblset-opt:hover{color:#ccc}.tblset-buttons{display:flex;gap:6px;margin-top:8px}.tblset-btn{background:#2a2a5e;color:#8cb4ff;border-color:#4a4a8e;font-family:'Courier New',monospace;font-size:0.7rem;font-weight:600;padding:4px 12px;width:auto;height:auto}.tblset-btn:hover{background:#3a3a6e}.graph-table-view{position:absolute;top:0;left:0;right:0;bottom:0;background:#1a1a2e;z-index:10;padding:10px;overflow-y:auto;display:none;flex-direction:column}.graph-table-view.visible{display:flex}.table-title{color:#8cb4ff;font-family:'Courier New',monospace;font-size:0.8rem;font-weight:700;margin-bottom:6px;letter-spacing:1px}.table-content{flex:1;overflow-y:auto}.graph-table-view table{width:100%;border-collapse:collapse;font-family:'Courier New',monospace;font-size:0.68rem;color:#e0e0e0}.graph-table-view th{background:#2a2a5e;padding:4px 6px;text-align:center;border:1px solid #444;color:#8cb4ff;font-weight:700;position:sticky;top:0}.graph-table-view td{padding:3px 6px;text-align:center;border:1px solid #333}.graph-table-view tr:nth-child(even) td{background:#1e1e3a}.graph-table-view tr:nth-child(odd) td{background:#15152a}.graph-table-view td:first-child{color:#8cb4ff;font-weight:600}.table-close-btn{background:#2a2a5e;color:#8cb4ff;border-color:#4a4a8e;font-family:'Courier New',monospace;font-size:0.7rem;font-weight:600;padding:4px 12px;width:auto;height:auto;margin-top:6px;align-self:flex-end}.table-close-btn:hover{background:#3a3a6e}.table-no-func{color:#888;font-family:'Courier New',monospace;font-size:0.75rem;text-align:center;padding:30px 10px}.tbl-ask-input{width:60px;background:#1a1a2e;border:1px solid #444;color:#fff;padding:2px 4px;font-size:12px;text-align:center}.tbl-ask-input:focus{border-color:#5577ff;outline:none}.calc-overlay-menu{position:absolute;top:0;left:0;right:0;bottom:0;background:#e8e8d0;z-index:20;padding:8px;display:none;flex-direction:column;overflow-y:auto;font-family:'Courier New',monospace;color:#111}.calc-overlay-menu.visible{display:flex}.calc-overlay-menu .menu-title{font-size:0.85rem;font-weight:700;color:#111;border-bottom:2px solid #111;margin-bottom:6px;padding-bottom:2px}.calc-overlay-menu .menu-option{padding:3px 6px;font-size:0.75rem;color:#111;cursor:pointer}.calc-overlay-menu .menu-option:hover{background:#111;color:#e8e8d0}.calc-overlay-menu .menu-tabs{display:flex;gap:2px;margin-bottom:6px}.calc-overlay-menu .menu-tab{flex:1;text-align:center;padding:3px;font-size:0.7rem;cursor:pointer;background:#d0d0b8;color:#111;font-family:'Courier New',monospace;border:none}.calc-overlay-menu .menu-tab.active{background:#111;color:#e8e8d0}.calc-overlay-menu .menu-tab-content{flex:1;max-height:250px;overflow-y:auto}.calc-overlay-menu .menu-close{margin-top:auto;padding:4px;text-align:center;font-size:0.7rem;cursor:pointer;background:#d0d0b8;border:1px solid #999;color:#111;font-family:'Courier New',monospace}.calc-overlay-menu .menu-close:hover{background:#c0c0a8}.calc-overlay-menu .prgm-empty{color:#666;font-style:italic;cursor:default}.calc-overlay-menu .prgm-empty:hover{background:transparent;color:#666}.calc-overlay-menu .vars-back{margin-top:4px;border-top:1px solid #999;padding-top:4px}.mode-setting-row{display:flex;gap:4px;padding:3px 4px;flex-wrap:wrap}.mode-opt{padding:2px 6px;font-size:0.72rem;font-family:'Courier New',monospace;color:#111;cursor:pointer;border-radius:2px}.mode-opt:hover{background:#d0d0b8}.mode-opt.selected{background:#111;color:#e8e8d0}.graph-equation-bar{position:absolute;bottom:0;left:0;right:0;background:rgba(0,0,0,0.85);z-index:6;display:flex;align-items:center;padding:3px 6px;gap:4px;font-family:'Courier New',monospace}.eq-bar-nav{display:flex;flex-direction:column;gap:1px}.eq-nav-btn{background:rgba(255,255,255,0.1);border:none;color:#aaa;font-size:0.5rem;cursor:pointer;padding:1px 4px;border-radius:2px;line-height:1}.eq-nav-btn:hover{background:rgba(255,255,255,0.2);color:#fff}.eq-bar-display{flex:1;display:flex;align-items:center;gap:2px;min-width:0}.eq-bar-label{font-size:0.75rem;font-weight:700;white-space:nowrap;color:#2563eb}.eq-bar-input{flex:1;background:transparent;border:none;outline:none;color:#2563eb;font-family:'Courier New',monospace;font-size:0.75rem;padding:2px 4px;min-width:0;caret-color:#fff}.eq-bar-input::placeholder{color:rgba(255,255,255,0.3);font-style:italic}.eq-bar-input:focus{background:rgba(255,255,255,0.08);border-radius:2px}.eq-bar-actions{display:flex;gap:3px}.eq-bar-btn{background:rgba(255,255,255,0.12);border:none;color:#ccc;font-family:'Courier New',monospace;font-size:0.6rem;font-weight:600;cursor:pointer;padding:2px 6px;border-radius:2px;white-space:nowrap}.eq-bar-btn:hover{background:rgba(255,255,255,0.22);color:#fff}.graph-presets-menu{position:absolute;bottom:28px;right:6px;background:#1a1a2e;border:1px solid #4a4a8e;border-radius:4px;z-index:30;padding:6px 0;font-family:'Courier New',monospace;min-width:140px;max-height:200px;overflow-y:auto;box-shadow:0 4px 12px rgba(0,0,0,0.5)}.presets-title{font-size:0.7rem;font-weight:700;color:#8cb4ff;text-transform:uppercase;letter-spacing:1px;padding:2px 10px 4px;border-bottom:1px solid #333;margin-bottom:2px}.preset-option{font-size:0.72rem;color:#e0e0e0;padding:4px 10px;cursor:pointer}.preset-option:hover{background:rgba(59,130,246,0.3);color:#93c5fd}.presets-close{font-size:0.65rem;color:#888;text-align:center;padding:4px 10px 2px;cursor:pointer;border-top:1px solid #333;margin-top:2px}.presets-close:hover{color:#ccc}#matrixEditor{z-index:1100}#matrixEditor .menu-body{max-height:300px;overflow-y:auto}.matrix-dim-controls{display:flex;align-items:center;gap:6px;padding:6px 8px;background:#1a1a2e;border-bottom:1px solid #333;font-size:0.85rem;color:#aaa;flex-wrap:wrap}.matrix-dim-controls label{color:#ccc;font-size:0.8rem}.matrix-dim-controls input[type="number"]{width:40px;padding:2px 4px;background:#222;border:1px solid #555;color:#fff;border-radius:3px;text-align:center;font-size:0.85rem}.matrix-dim-controls button{padding:3px 10px;background:#2a6;color:#fff;border:none;border-radius:3px;cursor:pointer;font-size:0.8rem}.matrix-dim-controls button:hover{background:#3b7}.matrix-grid{display:grid;gap:4px;padding:8px;justify-content:center}.matrix-cell{width:55px;padding:4px;background:#1a1a2e;border:1px solid #444;color:#fff;border-radius:3px;text-align:center;font-size:0.85rem}.matrix-cell:focus{border-color:#4af;outline:none}.matrix-actions{display:flex;gap:8px;padding:8px;justify-content:center;border-top:1px solid #333}.matrix-actions button{padding:5px 16px;border:none;border-radius:3px;cursor:pointer;font-size:0.85rem}.matrix-save{background:#2a6;color:#fff}.matrix-save:hover{background:#3b7}.matrix-cancel{background:#555;color:#fff}.matrix-cancel:hover{background:#777}.result-line{color:#fff;font-weight:bold;font-size:0.95rem;padding:1px 0}@media (max-width:768px){.calculator-page{flex-direction:column}.calc-sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border);max-height:none;overflow:visible}.calc-sidebar.collapsed .history-list{display:none}.calc-sidebar .history-list{max-height:180px;overflow-y:auto}.history-toggle-btn{display:flex}.calculator-wrapper{padding:8px 4px;flex-direction:column;align-items:center}.ti84-body{width:100%;max-width:420px;padding:12px 10px 16px;box-shadow:0 10px 30px rgba(0,0,0,0.5);border-radius:20px}.ti84-screen-bezel{margin:0 2px 8px;padding:5px}.ti84-screen{min-height:140px;padding:5px 7px}.screen-input{font-size:1.15rem}.screen-history{font-size:0.7rem;min-height:50px;max-height:60px}.btn-wrap{max-width:72px}.calc-btn{padding:11px 3px;font-size:0.76rem;min-height:36px}.btn-num{padding:12px 3px;font-size:1.1rem;min-height:40px}.btn-top{font-size:0.72rem;padding:9px 3px}.btn-ctrl{padding:10px 4px;font-size:0.73rem}.btn-2nd{padding:10px 4px;font-size:0.82rem}.btn-alpha{padding:10px 4px;font-size:0.78rem}.btn-enter{padding:12px 3px;font-size:0.82rem}.btn-dark{font-size:0.75rem}.btn-extra{font-size:0.72rem;padding:7px 2px}.lbl-2nd{font-size:0.5rem}.lbl-alpha{font-size:0.5rem}.dpad{width:86px;height:80px;grid-template-columns:28px 30px 28px;grid-template-rows:26px 28px 26px}.control-dpad-area{gap:6px}.row-top{margin-bottom:5px}.row-top .btn-wrap{max-width:74px}.row-extra .btn-wrap{max-width:52px}.ti84-top-label{padding:3px 8px 6px}.ti-brand-left{font-size:0.55rem}.ti-brand-right{font-size:0.65rem}}@media (max-width:420px){.ti84-body{border-radius:16px;padding:10px 6px 14px;max-width:100%}.ti84-screen-bezel{margin:0 1px 6px;padding:4px;border-radius:6px}.ti84-screen{min-height:120px;padding:4px 6px;border-radius:3px}.screen-input{font-size:1.05rem}.screen-history{font-size:0.65rem;min-height:40px;max-height:50px}.screen-status-bar{gap:3px}.status-item{font-size:0.38rem}.status-battery{font-size:0.48rem}.btn-wrap{max-width:64px}.calc-btn{font-size:0.7rem;padding:9px 2px;min-height:33px}.btn-num{font-size:1rem;padding:10px 2px;min-height:37px}.btn-top{font-size:0.66rem;padding:8px 2px}.btn-ctrl{padding:9px 3px;font-size:0.68rem;border-radius:12px}.btn-2nd{padding:9px 3px;font-size:0.76rem;border-radius:12px}.btn-alpha{padding:9px 3px;font-size:0.72rem;border-radius:12px}.btn-enter{padding:10px 2px;font-size:0.78rem}.btn-dark{font-size:0.68rem}.btn-extra{font-size:0.66rem;padding:6px 1px}.btn-on{font-size:0.7rem}.lbl-2nd{font-size:0.45rem}.lbl-alpha{font-size:0.43rem}.lbl-fkey{font-size:0.44rem}.lbl-sto{font-size:0.42rem}.dpad{width:76px;height:70px;grid-template-columns:24px 28px 24px;grid-template-rows:22px 26px 22px}.dpad-up,.dpad-down,.dpad-left,.dpad-right{font-size:0.6rem}.control-dpad-area{gap:4px}.row-top{margin-bottom:4px}.row-top .btn-wrap{max-width:68px}.row-extra .btn-wrap{max-width:48px}.row-func,.row-sci{margin-bottom:3px}.row-num{margin-bottom:1px}.row-bottom{margin-bottom:4px}.row-extra{padding-top:5px}.ctrl-row{gap:3px}.ctrl-row .btn-wrap{max-width:78px}.ctrl-row .btn-wrap.ctrl-wide{max-width:86px}.ti84-top-label{padding:2px 6px 5px}.ti-brand-left{font-size:0.5rem}.ti-brand-right{font-size:0.58rem}.ti-brand-right b{font-size:0.63rem}.ti-logo{width:8px;height:8px}}@media (max-width:340px){.ti84-body{padding:8px 4px 12px}.btn-wrap{max-width:58px}.calc-btn{font-size:0.64rem;padding:8px 1px;min-height:30px}.btn-num{font-size:0.92rem;padding:9px 1px;min-height:34px}.btn-top{font-size:0.6rem;padding:7px 1px}.btn-ctrl{padding:8px 2px;font-size:0.62rem}.btn-2nd{padding:8px 2px;font-size:0.7rem}.btn-alpha{padding:8px 2px;font-size:0.66rem}.dpad{width:68px;height:64px;grid-template-columns:22px 24px 22px;grid-template-rows:20px 24px 20px}.row-extra .btn-wrap{max-width:44px}.btn-extra{font-size:0.58rem;padding:5px 1px}.lbl-2nd{font-size:0.4rem}.lbl-alpha{font-size:0.38rem}}