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transparent;scrollbar-width:thin;touch-action:pan-y;-webkit-overflow-scrolling:touch;contain:paint;background:var(--paper);box-shadow:0 12px 32px var(--canvas-deep);scroll-padding-block:62px 24px;overflow:hidden auto}@supports (color:color-mix(in lab, red, red)){.study-layout>.paper{box-shadow:0 12px 32px color-mix(in srgb, var(--canvas-deep) 16%, transparent)}}.study-layout>.question-paper{border-radius:18px 7px 7px 18px}.study-layout>.answer-paper{border-radius:7px 18px 18px 7px}.study-layout>.question-paper:before,.study-layout>.answer-paper:after{display:none}.study-layout>.paper .page-top{z-index:4;top:calc(-1 * var(--landscape-paper-pad));min-height:58px;margin:calc(-1 * var(--landscape-paper-pad)) calc(-1 * var(--landscape-paper-pad)) 20px;padding:6px var(--landscape-paper-pad);border-bottom:1px solid var(--line);position:sticky}@supports (color:color-mix(in lab, red, red)){.study-layout>.paper .page-top{border-bottom:1px solid color-mix(in srgb, var(--line) 68%, transparent)}}.study-layout>.paper .page-top{background:var(--paper)}@supports (color:color-mix(in lab, red, red)){.study-layout>.paper .page-top{background:color-mix(in srgb, var(--paper) 92%, transparent)}}.study-layout>.question-paper .question-navigator{border-radius:12px;padding:0}.study-layout>.question-paper .question-navigator button{height:40px;min-height:40px;position:relative}.study-layout>.question-paper .question-navigator button:after{content:"";position:absolute;inset:-2px 0}.study-layout>.question-paper .question-navigator button:first-child{border-radius:12px 4px 4px 12px}.study-layout>.question-paper .question-navigator .bookmark-control{border-radius:4px 12px 12px 4px}.study-layout>.paper::-webkit-scrollbar{width:8px}.study-layout>.paper::-webkit-scrollbar-track{background:0 0}.study-layout>.paper::-webkit-scrollbar-thumb{background:var(--line-strong);border:2px solid #0000;border-radius:999px}@supports (color:color-mix(in lab, red, red)){.study-layout>.paper::-webkit-scrollbar-thumb{background:color-mix(in srgb, var(--line-strong) 72%, transparent)}}.study-layout>.paper::-webkit-scrollbar-thumb{background-clip:padding-box}.study-layout>.paper:focus-visible{outline-offset:-4px}.bottom-nav{border-radius:21px;min-height:62px;padding:6px}.bottom-nav button{border-radius:15px;min-height:48px}}@media (width>=768px) and (width<=1023px) and (orientation:portrait){.app-shell{padding-inline:clamp(16px,2.8vw,24px)}.hero{gap:18px}.hero h1{font-size:clamp(2rem,5vw,2.45rem)}.current-note{width:min(35vw,250px);padding-left:12px}.study-layout{grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr)}.study-layout>.paper{--landscape-paper-pad:clamp(18px, 2.5vw, 22px)}.question-navigator button{width:44px;padding:0}.question-navigator button>span{clip:rect(0 0 0 0);white-space:nowrap;clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}.page-label{display:none}.question-paper h2{font-size:clamp(1.18rem,2.8vw,1.4rem)}.answer-content>h2{gap:10px 18px;font-size:clamp(1.65rem,4.3vw,2.05rem)}}@media (prefers-reduced-transparency:reduce){.bottom-nav,.page-top{background:var(--paper);-webkit-backdrop-filter:none}.dialog-overlay{-webkit-backdrop-filter:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.pressable:active{opacity:.78;transform:none}}@media (forced-colors:active){.paper,.bottom-nav,.dialog-content,.status-icon,.book-mark{border:1px solid canvastext}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property 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