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span{opacity:.4;background:#27323a;border-radius:50%;width:28%;height:15%;position:absolute;bottom:10%;left:8%;transform:rotate(-8deg)}.scene-static span:nth-child(2){border-radius:45% 45% 10% 10%;width:8%;height:26%;bottom:14%;left:18%}.scene-static span:nth-child(3){width:12%;height:18%;bottom:12%;left:32%}.link-error{max-width:620px;min-height:100dvh;margin:auto;padding:12vh 24px}.link-error h1{font-family:var(--font-display);margin:26px 0;font-size:36px;line-height:1.1}.link-error p{color:var(--muted);margin-bottom:30px;line-height:1.7}.game-loading{place-content:center;gap:20px;min-height:100dvh;display:grid}.game-loading div{background:var(--night-raised);border-radius:14px;width:240px;height:60px}@media (width<=799px){.range-layout{padding-top:32px}.practice-game .brand-lockup small{max-width:39vw}.practice-game .long-equation{gap:12px;font-size:clamp(2.4rem,9.8vw,5rem)}.scene-shade{background:radial-gradient(90% 33% at 50% 34%,#07090f 0%,#07090fcc 45%,#0000 100%),linear-gradient(#0000 65%,#07090f40)}.practice-summary .summary-layout{padding-top:40px}}@media (prefers-reduced-motion:reduce){.practice-scene-canvas{transition:none}}.practice-scene:has(.is-ready) .scene-static span{display:none}.practice-game .answer-display{background:#07090fe0}.practice-panels{--practice-equation-size:72px;--practice-key-size:56px;--practice-key-gap:8px;--practice-panel-radius:20px;--practice-scene-height:min(250px, 30dvh);--practice-card-x:0px;--practice-card-y:24px;grid-template-rows:auto 3px minmax(0,1fr);min-width:0;height:100dvh;min-height:0;display:grid;overflow:clip}.practice-panels .game-header{min-width:0;min-height:64px;padding:max(8px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 8px max(16px, env(safe-area-inset-left));grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.practice-panels .brand-lockup,.practice-panels .brand-lockup>span:last-child{min-width:0;max-width:100%}.practice-panels .brand-lockup strong,.practice-panels .brand-lockup small{white-space:nowrap;text-overflow:ellipsis;max-width:100%;overflow:hidden}.practice-panels .stage-meta{white-space:nowrap}.practice-panels .header-actions{align-items:center;gap:8px;display:flex}.practice-panels .score-pill,.practice-panels .streak-pill{border:1px solid var(--coral);justify-content:center;align-items:center;gap:6px;min-width:40px;min-height:32px;display:inline-flex}@supports (color:color-mix(in lab, red, red)){.practice-panels .score-pill,.practice-panels .streak-pill{border:1px solid color-mix(in oklab, var(--coral) 35%, transparent)}}.practice-panels .score-pill,.practice-panels .streak-pill{background:var(--coral);border-radius:999px;padding:4px 10px}@supports (color:color-mix(in lab, red, red)){.practice-panels .score-pill,.practice-panels .streak-pill{background:color-mix(in oklab, var(--coral) 12%, var(--night-raised))}}.practice-panels .score-pill,.practice-panels .streak-pill{color:var(--cream);font-variant-numeric:tabular-nums;white-space:nowrap;font-size:16px;font-weight:550;line-height:1}.practice-panels .streak-pill{z-index:1;color:var(--coral);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);animation:practice-panels-streak-bump .26s var(--spring) both;background:#07090f99;position:absolute;top:12px;right:12px;box-shadow:inset 0 1px #ffffff1a}.practice-panels .practice-grid{grid-template-columns:minmax(0,1fr);grid-template-rows:var(--practice-scene-height) minmax(0, 1fr);min-width:0;min-height:0;padding:16px max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));gap:12px;display:grid}.practice-panels .practice-scene-panel,.practice-panels .practice-work-panel{border:1px solid var(--coral);min-width:0;min-height:0;position:relative}@supports (color:color-mix(in lab, red, red)){.practice-panels .practice-scene-panel,.practice-panels .practice-work-panel{border:1px solid color-mix(in oklab, var(--coral) 35%, transparent)}}.practice-panels .practice-scene-panel,.practice-panels .practice-work-panel{border-radius:var(--practice-panel-radius);background:var(--coral)}@supports (color:color-mix(in lab, red, red)){.practice-panels .practice-scene-panel,.practice-panels .practice-work-panel{background:color-mix(in oklab, var(--coral) 12%, var(--night-raised))}}.practice-panels .practice-scene-panel,.practice-panels .practice-work-panel{box-shadow:inset 0 1px #ffffff0f}.practice-panels .practice-scene-panel{isolation:isolate;overflow:hidden}.practice-panels .practice-scene{z-index:0;border-radius:inherit;background:0 0;width:100%;height:100%;min-height:0;position:absolute;inset:0}.practice-panels .practice-scene-panel canvas{width:100%;height:100%;display:block;position:absolute;inset:0}.practice-panels .practice-work-panel{display:grid;overflow:hidden;container-type:inline-size}.practice-panels .practice-work{opacity:1;grid-template-rows:minmax(0,1fr) max-content max-content;min-width:0;height:100%;min-height:0;padding:12px;display:grid}.practice-panels[data-phase=reward] .practice-work{pointer-events:none;animation:.2s ease-out .5s forwards practice-panels-work-fade}.practice-panels .equation-zone{min-width:0;padding:0}.practice-panels .equation{max-width:100%;font-size:min(var(--practice-equation-size), 26cqi);white-space:nowrap;gap:12px;line-height:1}.practice-panels .equation.long-equation{font-size:min(calc(var(--practice-equation-size) * .72), 17cqi)}.practice-panels .answer-display{border-radius:18px;min-width:128px;min-height:56px;margin-top:12px;font-size:40px}.practice-panels .feedback-line{text-align:center;min-height:18px;margin-top:8px}.practice-panels .keypad{grid-template-rows:repeat(4, var(--practice-key-size));gap:var(--practice-key-gap);min-width:0}.practice-panels .keypad-key{min-width:0;min-height:0;height:var(--practice-key-size);padding:0;font-size:28px}.practice-panels .range-game-link{margin-top:0;padding:8px;font-size:12px}.practice-panels .practice-result-card{overscroll-behavior:contain;border-radius:inherit;width:100%;min-width:0;max-width:468px;min-height:0;max-height:100%;animation:practice-panels-card-slide .32s var(--spring) both;place-self:center;padding:16px;overflow-y:auto}.practice-panels .practice-result-card:focus-visible{outline:3px solid var(--coral);outline-offset:-3px}.practice-panels .summary-score h1{margin-top:12px;font-size:64px}.practice-panels .points-label,.practice-panels .summary-copy,.practice-panels .best-note{margin-top:12px}.practice-panels .summary-copy{font-size:15px;line-height:1.45}.practice-panels .best-note{color:var(--coral)}.practice-panels .review-facts{margin-top:16px;padding:12px 0 0}.practice-panels .review-facts>p:not(.eyebrow){margin:8px 0;font-size:18px}.practice-panels .summary-actions{grid-template-columns:minmax(0,1fr);gap:8px;margin-top:12px}.practice-panels .summary-actions .action-button{min-height:44px;padding:8px 12px}@media (width<=899px) and (height<=730px){.practice-panels{--practice-equation-size:56px;--practice-scene-height:max(0px, calc(100dvh - 530px))}.practice-panels .practice-grid{padding:8px max(8px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left));gap:8px}.practice-panels .answer-display{min-height:44px;margin-top:8px;font-size:32px}.practice-panels .feedback-line{margin-top:4px}}@media (width>=900px) and (orientation:landscape){.practice-panels{--practice-equation-size:104px;--practice-key-size:72px;--practice-key-gap:10px;--practice-panel-radius:28px;--practice-card-x:24px;--practice-card-y:0px}.practice-panels .game-header{padding:max(12px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) 12px max(20px, env(safe-area-inset-left));gap:16px}.practice-panels .practice-grid{padding:20px max(20px, env(safe-area-inset-right)) max(20px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));grid-template-rows:minmax(0,1fr);grid-template-columns:560px minmax(0,1fr);gap:20px}.practice-panels .answer-display{min-height:72px;font-size:56px}.practice-panels .keypad-key{font-size:32px}.practice-panels .practice-result-card{padding:24px}}@media (width>=1300px){.practice-panels{--practice-equation-size:128px;--practice-key-size:88px;--practice-key-gap:12px;--practice-panel-radius:28px;--practice-card-x:24px;--practice-card-y:0px}.practice-panels .practice-grid{padding:24px max(24px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left));grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1fr) 560px;gap:24px}.practice-panels .practice-work{padding:16px}.practice-panels .answer-display{min-height:80px;font-size:64px}}@keyframes practice-panels-work-fade{0%{opacity:1}to{opacity:0}}@keyframes practice-panels-card-slide{0%{opacity:0;transform:translate(var(--practice-card-x), var(--practice-card-y))}to{opacity:1;transform:translate(0)}}@keyframes practice-panels-streak-bump{0%,to{transform:scale(1)}45%{transform:scale(1.12)}}@keyframes practice-panels-card-fade{0%{opacity:0}to{opacity:1}}@media (prefers-reduced-motion:reduce){.practice-panels .streak-pill{animation:none}.practice-panels[data-phase=reward] .practice-work{animation-duration:.2s!important}.practice-panels .practice-result-card{animation-name:practice-panels-card-fade;animation-timing-function:linear;animation-duration:.15s!important}}.range-form .times-heading{border-top:1px solid var(--line);font-family:var(--font-display);letter-spacing:-.03em;margin:34px 0 0;padding-top:26px;font-size:19px}@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 --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}