@font-face{font-family:Manrope Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(data:font/woff2;base64,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) format("woff2-variations");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Manrope Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/manrope-cyrillic-wght-normal-Dvxsihut.woff2) format("woff2-variations");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Manrope Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/manrope-greek-wght-normal-DL7QRZyv.woff2) format("woff2-variations");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Manrope Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/manrope-vietnamese-wght-normal-usUDDRr7.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Manrope Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/manrope-latin-ext-wght-normal-Ch3YOpNY.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Manrope Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/manrope-latin-wght-normal-DHIcAJRg.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Newsreader Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/newsreader-vietnamese-wght-normal-Czsa-EzN.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Newsreader Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/newsreader-latin-ext-wght-normal-C-3rgBeH.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Newsreader Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/newsreader-latin-wght-normal-CCVVNp6i.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.static{position:static}.container{width:100%}@media(min-width:40rem){.container{max-width:40rem}}@media(min-width:48rem){.container{max-width:48rem}}@media(min-width:64rem){.container{max-width:64rem}}@media(min-width:80rem){.container{max-width:80rem}}@media(min-width:96rem){.container{max-width:96rem}}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}}:root{--ink:#202522;--muted:#68706b;--paper:#f2efe6;--paper-strong:#fffdf6;--line:#d4d0c4;--forest:#365744;--forest-strong:#244334;--gold:#e9b44c;--coral:#c65f4a;--font-body:"Manrope Variable", sans-serif;--font-display:"Newsreader Variable", serif}*{box-sizing:border-box}html{background:var(--paper);min-width:320px}body{min-height:100vh;color:var(--ink);font-family:var(--font-body);background-color:var(--paper);background-image:linear-gradient(#20252209 1px,#0000 1px),linear-gradient(90deg,#20252209 1px,#0000 1px);background-size:32px 32px;margin:0}button,a{font:inherit}button:not(:disabled),a{cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.app-shell{width:min(1180px,100% - 32px);margin:0 auto}.site-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:76px;display:flex}.wordmark{color:var(--ink);font-family:var(--font-display);align-items:center;gap:11px;font-size:1.35rem;font-weight:650;text-decoration:none;display:inline-flex}.wordmark-mark{width:36px;height:36px;color:var(--paper-strong);background:var(--forest-strong);font-family:var(--font-body);place-items:center;font-size:.7rem;font-weight:800;display:grid}.site-nav,.icon-command,.sign-in-command{align-items:center;display:flex}.site-nav{gap:6px}.icon-command,.sign-in-command{min-height:40px;color:var(--ink);background:0 0;border:0;gap:8px;text-decoration:none}.icon-command{padding:8px 12px}.sign-in-command{max-width:240px;color:var(--paper-strong);background:var(--forest-strong);margin-left:6px;padding:8px 14px}.sign-in-command span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.site-nav button:disabled{cursor:default;opacity:.72}.site-nav svg,.control-stack svg,.primary-command svg,.secondary-command svg{width:17px;height:17px}.trainer-layout{grid-template-columns:minmax(0,1fr) minmax(320px,360px);align-items:start;gap:clamp(22px,3vw,38px);min-height:calc(100vh - 77px);padding:36px 0 48px;display:grid}.board-column{min-width:0}.training-column{align-content:start;gap:8px;min-width:0;display:grid}.board-meta{justify-content:space-between;align-items:center;min-height:40px;font-size:.86rem;display:flex}.board-meta>div,.timer-value{align-items:center;gap:9px;display:flex}.status-dot{background:var(--forest);border-radius:50%;width:9px;height:9px;display:inline-block}.status-failed{background:var(--coral)}.status-complete{background:#3d914a}.timer-value{color:var(--muted);font-variant-numeric:tabular-nums}.timer-value svg{width:15px}.board-frame{aspect-ratio:1;border:4px solid var(--ink);width:100%;position:relative;box-shadow:9px 9px #36574433}.training-square-content{width:100%;height:100%;position:relative}.native-piece-layer,.native-piece-hidden{width:100%;height:100%}.native-piece-hidden{opacity:0}.history-restored-piece{z-index:5;pointer-events:none;position:absolute;inset:0}.history-restored-piece svg{width:100%;height:100%;display:block}.move-feedback{z-index:12;aspect-ratio:1;color:#fff;pointer-events:none;border:2px solid #fff;border-radius:50%;place-items:center;width:clamp(22px,28%,34px);display:grid;position:absolute;top:5px;right:5px;box-shadow:0 2px 5px #2025224d}.move-feedback svg{stroke-width:3.5px;width:72%;height:72%}.move-feedback-correct{background:#3d914a}.move-feedback-wrong{background:#c64236}.promotion-picker{z-index:20;color:var(--paper-strong);text-align:center;background:#202522d1;place-content:center;gap:12px;display:grid;position:absolute;inset:0}.promotion-picker>span{text-transform:uppercase;font-size:.78rem;font-weight:800}.promotion-picker>div{grid-template-columns:repeat(4,52px);gap:7px;display:grid}.promotion-picker button{border:1px solid var(--paper-strong);width:52px;height:52px;color:var(--ink);background:var(--paper-strong);font-family:var(--font-display);font-size:1.4rem;font-weight:700}.move-history-controls{grid-template-columns:34px 34px 1fr 34px 34px;align-items:center;gap:3px;min-height:38px;margin:0;display:grid}.training-column>.move-history-controls{border:1px solid var(--line);background:var(--paper-strong);padding:5px 8px}@supports (color:color-mix(in lab,red,red)){.training-column>.move-history-controls{background:color-mix(in srgb,var(--paper-strong) 75%,transparent)}}.move-history-controls button{border:1px solid var(--line);width:34px;height:34px;color:var(--forest-strong);background:var(--paper-strong);place-items:center;display:grid}.move-history-controls button:disabled,.move-history-controls button[aria-disabled=true]{cursor:default;opacity:.35}.move-history-controls svg{width:17px;height:17px}.move-history-controls span{color:var(--muted);font-variant-numeric:tabular-nums;text-align:center;font-size:.72rem}.training-panel{border:1px solid var(--line);background:var(--paper-strong);align-content:start;gap:14px;min-width:0;padding:16px;display:grid}@supports (color:color-mix(in lab,red,red)){.training-panel{background:color-mix(in srgb,var(--paper-strong) 82%,transparent)}}.training-panel{box-shadow:7px 7px #3657441f}.panel-status{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;min-height:36px;padding-bottom:12px;font-size:.82rem;display:flex}.panel-status>div{align-items:center;gap:8px;min-width:0;display:flex}.panel-status strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.queue-strip{border:1px solid var(--line);background:var(--line);grid-template-columns:repeat(3,1fr);gap:1px;display:grid}.queue-overview{display:grid;position:relative}.queue-edge-ticks{height:7px;margin:0 4px;position:relative}.queue-edge-ticks:before{content:"";background:var(--line);height:1px;position:absolute;top:0;left:0;right:0}@supports (color:color-mix(in lab,red,red)){.queue-edge-ticks:before{background:color-mix(in srgb,var(--line) 78%,transparent)}}.queue-edge-tick{background:var(--queue-tick-color);opacity:.72;width:1px;height:6px;position:absolute;top:0;transform:translate(-50%)}.queue-edge-tick-new{--queue-tick-color:#356db0}.queue-edge-tick-learning{--queue-tick-color:var(--coral)}.queue-edge-tick-review{--queue-tick-color:var(--forest)}.queue-strip>div{--queue-color:var(--ink);background:var(--paper-strong);justify-content:space-between;align-items:baseline;gap:6px;min-width:0;padding:8px 9px;display:flex}.queue-strip>.queue-current{background:var(--queue-color)}@supports (color:color-mix(in lab,red,red)){.queue-strip>.queue-current{background:color-mix(in srgb,var(--queue-color) 9%,var(--paper-strong))}}.queue-strip>.queue-current{box-shadow:inset 0 0 0 2px var(--queue-color)}.queue-strip>.queue-current span{color:var(--ink)}.queue-strip span{color:var(--muted);font-size:.61rem;font-weight:700}.queue-strip strong{font-variant-numeric:tabular-nums;font-size:.88rem}.queue-strip>.queue-new{--queue-color:#356db0}.queue-strip>.queue-calibration{--queue-color:#7250b5}.queue-calibration strong{font-size:.71rem}.queue-strip>.queue-practice{--queue-color:#356db0}.queue-strip>.queue-learning{--queue-color:var(--coral)}.queue-strip>.queue-review{--queue-color:var(--forest)}.queue-strip strong{color:var(--queue-color)}.puzzle-info-panel .library-warning{color:var(--coral)}.puzzle-info-panel .library-warning span{color:inherit}.puzzle-info-panel .library-fact dd{white-space:nowrap;align-items:baseline;gap:8px;display:flex}.library-capacity-copy{color:var(--coral);grid-column:1/-1;margin:1px 0 0;font-size:.64rem;font-weight:700;line-height:1.4}.library-capacity-copy a{color:inherit;text-underline-offset:2px;font-weight:850}.puzzle-info-panel .library-capacity-full{text-transform:uppercase;font-size:.61rem;font-weight:850}.panel-tools{gap:9px;display:grid}.compact-actions{align-items:center;gap:6px;display:flex;position:relative}.compact-command,.compact-actions .theme-filter>summary{border:1px solid var(--line);min-height:36px;color:var(--forest-strong);background:var(--paper-strong);justify-content:center;align-items:center;gap:7px;padding:0 10px;font-size:.72rem;font-weight:750;display:inline-flex}.compact-command svg{width:15px;height:15px}.compact-command:not(.hint-command){width:36px;padding:0}.compact-command.skip-command{width:auto;padding:0 10px}.compact-command:disabled,.compact-command[aria-disabled=true]{opacity:.4}.compact-actions .theme-filter{margin:0}.compact-actions .theme-filter>summary{width:auto}.compact-actions .theme-filter-menu{top:calc(100% + 6px);right:0}.puzzle-info-panel{border:1px solid var(--line);background:var(--paper-strong);justify-content:space-between;align-items:end;gap:16px;padding:12px;display:flex}.puzzle-info-panel dl{gap:5px;min-width:0;margin:0;display:grid}.puzzle-info-panel dl>div{grid-template-columns:minmax(88px,auto) 1fr;gap:10px;display:grid}.puzzle-info-panel dt{color:var(--muted);font-size:.7rem}.puzzle-info-panel dd{font-variant-numeric:tabular-nums;margin:0;font-size:.76rem;font-weight:800}.puzzle-info-panel>a{color:var(--forest-strong);align-items:center;gap:5px;font-size:.72rem;font-weight:800;text-decoration:none;display:inline-flex}.puzzle-info-panel>a svg{width:13px;height:13px}.revealed-themes{flex-wrap:wrap;gap:5px;display:flex}.revealed-themes span{border:1px solid var(--line);color:var(--muted);background:var(--paper-strong);padding:4px 7px;font-size:.65rem}.eyebrow{color:var(--forest);letter-spacing:0;text-transform:uppercase;font-size:.72rem;font-weight:800}.panel-heading h1,.empty-state h1{font-family:var(--font-display);margin:8px 0 12px;font-size:clamp(2.2rem,4vw,3.8rem);font-weight:520;line-height:.98}.puzzle-facts{color:var(--muted);flex-wrap:wrap;gap:6px 16px;font-size:.84rem;display:flex}.control-stack,.result-block{margin-top:0}.control-stack{grid-template-columns:1fr auto;gap:8px;display:grid}.primary-command,.secondary-command{border:1px solid var(--forest-strong);justify-content:center;align-items:center;gap:9px;min-height:48px;font-weight:750;display:inline-flex}.primary-command{color:var(--paper-strong);background:var(--forest-strong);padding:11px 18px}.secondary-command{width:48px;color:var(--forest-strong);background:0 0;padding:0;font-size:0}.secondary-command svg{width:18px;height:18px}.result-block{border-top:3px solid var(--forest);padding-top:14px}.result-block:not(.result-failed){border-top:0;padding-top:0}.result-failed{border-color:var(--coral);gap:18px;display:grid}.grade-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin-top:12px;display:grid}.result-block .grade-grid{margin-top:0}.positive-override{width:100%;color:var(--forest-strong);text-underline-offset:3px;background:0 0;border:0;margin-top:10px;padding:7px 4px;font-size:.7rem;font-weight:800;text-decoration:underline}.positive-override span{color:var(--muted);font-weight:600}.grade-grid button{border:1px solid var(--line);min-width:0;color:var(--ink);background:var(--paper-strong);padding:14px 8px}.grade-grid button:hover{border-color:var(--forest)}.grade-grid button:disabled{cursor:wait;opacity:.62}.calibration-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;display:grid}.calibration-actions>button{width:100%}.calibration-feedback{border:1px solid var(--line);width:100%;min-height:44px;color:var(--ink);background:var(--paper-strong);justify-content:space-between;align-items:center;gap:12px;padding:8px 11px;display:flex}.calibration-feedback span{color:var(--muted);font-size:.66rem}.calibration-feedback:disabled{cursor:wait;opacity:.62}.library-full-notice{border:1px solid var(--coral);gap:7px;margin-top:8px;padding:13px;display:grid}@supports (color:color-mix(in lab,red,red)){.library-full-notice{border:1px solid color-mix(in srgb,var(--coral) 68%,var(--line))}}.library-full-notice{background:var(--coral)}@supports (color:color-mix(in lab,red,red)){.library-full-notice{background:color-mix(in srgb,var(--coral) 7%,var(--paper-strong))}}.library-full-notice>strong{color:var(--coral);font-family:var(--font-display);font-size:1.25rem}.library-full-notice p{color:var(--ink);margin:0;font-size:.7rem;line-height:1.5}.upgrade-glow-link{color:#326fe3;text-underline-offset:3px;font-weight:900;text-decoration-thickness:2px;animation:3s ease-in-out infinite upgrade-ai-glow}@keyframes upgrade-ai-glow{0%,to{color:#267be8;text-shadow:0 0 5px #267be88c,0 0 12px #22d3ee4d}50%{color:#8b4ce8;text-shadow:0 0 6px #8b4ce89e,0 0 14px #d946ef57}}@media(prefers-reduced-motion:reduce){.upgrade-glow-link{text-shadow:0 0 7px #326fe38c,0 0 12px #8b4ce857;animation:none}}.library-not-saved-alert{color:var(--coral);align-items:center;gap:6px;font-size:.66rem;font-weight:850;display:inline-flex}.library-not-saved-alert svg{width:14px;height:14px}.grade-grid-library-full button,.grade-grid-library-full button:hover{cursor:not-allowed;border-color:var(--line);color:var(--muted);background:var(--line)}@supports (color:color-mix(in lab,red,red)){.grade-grid-library-full button,.grade-grid-library-full button:hover{background:color-mix(in srgb,var(--line) 24%,var(--paper-strong))}}.grade-grid-library-full button,.grade-grid-library-full button:hover{opacity:.48}.library-full-skip{border:1px solid var(--coral);width:100%;min-height:44px;color:var(--paper-strong);background:var(--coral);justify-content:center;align-items:center;gap:8px;margin-top:5px;font-weight:850;display:inline-flex}.library-full-skip svg{width:17px;height:17px}.grade-grid strong,.grade-grid span{display:block}.result-block .form-message{color:var(--coral);margin-top:12px}.solve-history{color:var(--muted);font-variant-numeric:tabular-nums;flex-wrap:wrap;gap:6px 14px;font-size:.72rem;display:flex}.solve-history strong{color:var(--forest)}.timing-summary{border:1px solid var(--line);background:var(--line);grid-template-columns:1fr 1fr auto;align-items:center;gap:1px;min-height:64px;display:grid}.timing-summary>div{background:var(--paper-strong);align-content:center;gap:1px;height:100%;padding:10px 12px;display:grid}.timing-summary>div span{color:var(--muted);font-size:.64rem}.timing-summary>div strong{font-variant-numeric:tabular-nums;font-size:.9rem}.new-best-badge{color:var(--paper-strong);background:var(--forest);text-transform:uppercase;align-self:stretch;place-items:center;padding:0 10px;font-size:.62rem;font-weight:850;display:grid}.more-actions{border-top:1px solid var(--line);margin-top:24px}.panel-sign-in{min-height:38px;color:var(--forest-strong);justify-content:center;align-items:center;gap:4px;font-size:.72rem;font-weight:800;text-decoration:none;display:flex}.panel-sign-in svg{width:13px;height:13px}.more-actions summary{color:var(--muted);cursor:pointer;padding:13px 0;font-size:.76rem;font-weight:750;list-style-position:inside}.more-actions[open] summary{color:var(--ink)}.more-actions>div{gap:6px;padding-bottom:8px;display:grid}.more-actions button{border:1px solid var(--line);min-height:48px;color:var(--ink);background:var(--paper-strong);text-align:left;justify-content:space-between;align-items:center;gap:12px;padding:9px 11px;display:flex}.more-actions button:hover{border-color:var(--forest)}.more-actions button:disabled{cursor:wait;opacity:.62}.more-actions button span{color:var(--muted);text-align:right;font-size:.68rem}.result-message{color:var(--coral);margin-top:12px}.theme-filter{margin-top:18px;position:relative}.theme-filter>summary{border:1px solid var(--line);width:fit-content;color:var(--forest-strong);background:var(--paper-strong);cursor:pointer;padding:8px 10px;font-size:.76rem;font-weight:750;list-style:none}.theme-filter>summary::-webkit-details-marker{display:none}.theme-filter-menu{z-index:30;border:1px solid var(--line);background:var(--paper-strong);width:min(330px,100vw - 32px);padding:12px;position:absolute;top:calc(100% + 6px);right:0;box-shadow:8px 8px #36574429}.theme-filter-menu>label{border:1px solid var(--line);align-items:center;gap:8px;min-height:40px;padding:0 9px;display:flex}.theme-filter-menu svg{width:16px;color:var(--muted)}.theme-filter-menu input[type=search]{background:0 0;border:0;outline:0;flex:1;min-width:0}.theme-options{max-height:260px;margin:10px 0;overflow-y:auto}.theme-group+.theme-group{border-top:1px solid var(--line);margin-top:13px;padding-top:11px}.theme-group h3{color:var(--forest-strong);text-transform:uppercase;justify-content:space-between;align-items:center;margin:0 3px 5px;font-size:.66rem;font-weight:850;display:flex}.theme-group h3 small{color:var(--muted);font-size:.62rem;font-weight:650}.theme-group-options{grid-template-columns:1fr 1fr;gap:2px 8px;display:grid}.theme-group-options label{align-items:center;gap:7px;min-width:0;padding:6px 3px;font-size:.72rem;display:flex}.theme-group-options span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.theme-empty{color:var(--muted);text-align:center;margin:20px 4px;font-size:.74rem}.theme-filter-actions{grid-template-columns:1fr 1fr;gap:7px;display:grid}.theme-filter-actions button{border:1px solid var(--forest-strong);min-height:38px;color:var(--forest-strong);background:0 0;font-weight:750}.theme-filter-actions button:last-child{color:var(--paper-strong);background:var(--forest-strong)}.theme-filter-actions button:disabled{opacity:.4}.settings-layout{width:min(640px,100% - 32px);min-height:100vh;margin:0 auto;padding:120px 0 60px}.settings-layout h1{font-family:var(--font-display);margin:8px 0 30px;font-size:clamp(3rem,8vw,5rem);font-weight:520;line-height:.95}.settings-form{border:1px solid var(--line);background:var(--paper-strong);gap:24px;padding:28px;display:grid;box-shadow:10px 10px #36574429}.billing-panel{border:1px solid var(--line);background:var(--paper-strong);gap:20px;margin-top:24px;padding:28px;display:grid;box-shadow:10px 10px #36574429}.billing-panel>header{justify-content:space-between;align-items:center;gap:16px;display:flex}.billing-panel>header h2{font-family:var(--font-display);margin:4px 0 0;font-size:1.9rem;font-weight:600}.billing-panel>header svg{width:23px;height:23px;color:var(--forest)}.billing-panel>p{color:var(--muted);margin:0;font-size:.75rem}.billing-panel dl{gap:9px;margin:0;display:grid}.billing-panel dl>div{justify-content:space-between;gap:20px;font-size:.72rem;display:flex}.billing-panel dt{color:var(--muted)}.billing-panel dd{text-align:right;margin:0}.billing-interval{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.billing-interval label{min-width:0;position:relative}.billing-interval input{opacity:0;position:absolute}.billing-interval span{border:1px solid var(--line);align-content:center;gap:2px;min-height:62px;padding:10px 12px;display:grid}.billing-interval input:checked+span{border-color:var(--forest);background:var(--forest)}@supports (color:color-mix(in lab,red,red)){.billing-interval input:checked+span{background:color-mix(in srgb,var(--forest) 8%,var(--paper-strong))}}.billing-interval input:checked+span{box-shadow:inset 0 0 0 1px var(--forest)}.billing-interval input:focus-visible+span{outline:3px solid var(--gold);outline-offset:3px}.billing-interval strong{font-size:.75rem}.billing-interval small{color:var(--muted);font-size:.66rem}.billing-panel .secondary-command{border:1px solid var(--forest);min-height:42px;color:var(--forest-strong);background:0 0;justify-content:center;align-items:center;gap:8px;padding:0 14px;font-weight:750;display:inline-flex}.billing-panel .secondary-command svg{width:15px;height:15px}.settings-themes{border:0;min-width:0;margin:0;padding:0}.settings-themes legend{margin-bottom:10px;font-size:.78rem;font-weight:800}.settings-themes>p{color:var(--muted);margin:8px 0 12px;font-size:.68rem}.settings-theme-toolbar{grid-template-columns:1fr auto;gap:7px;display:grid}.settings-theme-toolbar label{border:1px solid var(--line);background:#fff;align-items:center;gap:8px;min-width:0;padding:0 10px;display:flex}.settings-theme-toolbar svg{width:15px;height:15px;color:var(--muted)}.settings-theme-toolbar input{border:0;outline:0;width:100%;min-width:0;min-height:42px}.settings-theme-toolbar button{border:1px solid var(--line);min-height:42px;color:var(--forest-strong);background:0 0;padding:0 12px;font-size:.7rem;font-weight:750}.settings-theme-toolbar button:disabled{opacity:.4}.settings-theme-groups{gap:16px;max-height:340px;padding-right:4px;display:grid;overflow-y:auto}.settings-theme-groups section{gap:7px;display:grid}.settings-theme-groups h2{color:var(--muted);font-family:var(--font-body);text-transform:uppercase;margin:0;font-size:.64rem;font-weight:800}.settings-theme-groups section>div{grid-template-columns:repeat(2,minmax(0,1fr));gap:5px;display:grid}.settings-theme-groups label{border:1px solid var(--line);align-items:center;gap:7px;min-width:0;padding:7px 8px;font-size:.68rem;display:flex}.settings-theme-groups label span{overflow-wrap:anywhere}.setting-toggle{align-items:flex-start;gap:12px;display:flex}.setting-toggle input{width:18px;height:18px;margin-top:2px}.setting-toggle span,.number-setting{gap:4px;display:grid}.setting-toggle small{color:var(--muted);line-height:1.5}.number-setting{font-size:.78rem;font-weight:750}.number-setting input{border:1px solid var(--line);background:#fff;width:120px;min-height:44px;padding:8px 10px}.number-setting input:disabled{opacity:.45}.progress-layout{width:min(1040px,100% - 32px);min-height:100vh;margin:0 auto;padding:105px 0 60px}.history-layout{width:min(1120px,100% - 32px);min-height:100vh;margin:0 auto;padding:105px 0 60px}.history-header{justify-content:space-between;align-items:end;gap:24px;margin-bottom:38px;display:flex}.history-header h1{font-family:var(--font-display);margin:8px 0 0;font-size:clamp(3.5rem,8vw,6rem);font-weight:520;line-height:.9}.history-header>span{color:var(--muted);font-size:.76rem}.history-table-wrap{border:1px solid var(--line);background:var(--paper-strong)}.history-table{border-collapse:collapse;table-layout:fixed;width:100%}.history-table th,.history-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:middle;padding:14px 16px}.history-table th{color:var(--muted);background:var(--forest)}@supports (color:color-mix(in lab,red,red)){.history-table th{background:color-mix(in srgb,var(--forest) 5%,var(--paper-strong))}}.history-table th{font-size:.63rem;font-weight:800}.history-table tbody tr:last-child td{border-bottom:0}.history-table th:first-child{width:21%}.history-table th:nth-child(2){width:28%}.history-table th:nth-child(3){width:15%}.history-table th:nth-child(4),.history-table th:nth-child(5){width:10%}.history-table th:nth-child(6){width:16%}.history-table td{font-variant-numeric:tabular-nums;font-size:.76rem}.history-table time,.history-table small{color:var(--muted)}.history-puzzle{grid-template-columns:auto 1fr;align-items:baseline;gap:2px 8px;display:grid}.history-puzzle>span{color:var(--muted);font-size:.67rem}.history-puzzle>div{grid-column:1/-1;gap:4px;min-width:0;display:flex;overflow:hidden}.history-puzzle>div span{color:var(--forest-strong);background:var(--forest);padding:2px 5px;overflow:hidden}@supports (color:color-mix(in lab,red,red)){.history-puzzle>div span{background:color-mix(in srgb,var(--forest) 10%,transparent)}}.history-puzzle>div span{text-overflow:ellipsis;white-space:nowrap;font-size:.58rem}.history-outcome{font-weight:800;display:block}.outcome-solved{color:var(--forest)}.outcome-failed,.outcome-too_hard{color:var(--coral)}.outcome-skipped,.outcome-too_easy{color:var(--muted)}.history-empty{border:1px solid var(--line);background:var(--paper-strong);text-align:center;padding:40px}.history-empty h2{font-family:var(--font-display);margin:0;font-size:2rem}.history-empty p{color:var(--muted);margin:8px 0 22px}.history-empty .primary-command{text-decoration:none;display:inline-flex}.history-pagination{color:var(--muted);grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;margin-top:16px;font-size:.7rem;display:grid}.history-pagination a{color:var(--forest-strong);align-items:center;gap:4px;font-weight:800;text-decoration:none;display:inline-flex}.history-pagination a:last-child{justify-self:end}.history-pagination svg{width:15px;height:15px}.progress-header{justify-content:space-between;align-items:end;gap:24px;display:flex}.progress-header h1{font-family:var(--font-display);margin:8px 0 0;font-size:clamp(3.5rem,8vw,6rem);font-weight:520;line-height:.9}.rating-confidence{color:var(--muted);font-size:.76rem}.progress-metrics{border:1px solid var(--line);background:var(--line);grid-template-columns:repeat(5,1fr);gap:1px;margin:42px 0;display:grid}.progress-metrics>div{background:var(--paper-strong);gap:3px;min-width:0;padding:18px;display:grid}.progress-metrics span{color:var(--muted);font-size:.68rem}.progress-metrics strong{font-family:var(--font-display);font-variant-numeric:tabular-nums;font-size:1.8rem}.progress-section{border:1px solid var(--line);background:var(--paper-strong);margin-top:22px;padding:24px}.progress-section h2{font-family:var(--font-display);margin:4px 0 20px;font-size:1.8rem;font-weight:560}.rating-chart{min-height:200px;padding-left:42px;position:relative}.rating-chart svg{width:100%;height:200px;overflow:visible}.rating-chart line{stroke:var(--line);stroke-width:1px}.rating-chart polyline{fill:none;stroke:var(--forest);stroke-width:4px;stroke-linecap:round;stroke-linejoin:round}.rating-chart circle{fill:var(--gold);stroke:var(--forest-strong);stroke-width:2px}.chart-range{color:var(--muted);font-variant-numeric:tabular-nums;flex-direction:column;justify-content:space-between;font-size:.64rem;display:flex;position:absolute;inset:19px auto 19px 0}.forecast-chart{grid-template-columns:repeat(14,minmax(18px,1fr));align-items:end;gap:7px;min-height:180px;display:grid}.forecast-chart>div{text-align:center;grid-template-rows:18px 130px 18px;gap:4px;min-width:0;display:grid}.forecast-count,.forecast-chart time{color:var(--muted);font-variant-numeric:tabular-nums;font-size:.6rem}.forecast-track{background:var(--forest);position:relative}@supports (color:color-mix(in lab,red,red)){.forecast-track{background:color-mix(in srgb,var(--forest) 8%,transparent)}}.forecast-track span{background:var(--forest);min-height:3px;position:absolute;bottom:0;left:0;right:0}@media(max-width:720px){.progress-layout{width:min(560px,100% - 24px);padding-top:90px}.progress-header{flex-direction:column;align-items:start}.progress-metrics{grid-template-columns:repeat(2,1fr)}.progress-metrics>div:first-child{grid-column:span 2}.progress-section{padding:18px 12px}.forecast-chart{gap:3px}.forecast-chart time{font-size:.52rem}.history-layout{width:min(560px,100% - 24px);padding-top:90px}.history-header{flex-direction:column;align-items:start}.history-table-wrap{background:0 0;border:0}.history-table,.history-table tbody,.history-table tr,.history-table td{width:100%;display:block}.history-table thead{display:none}.history-table tr{border:1px solid var(--line);background:var(--paper-strong);grid-template-columns:repeat(2,minmax(0,1fr));gap:13px 18px;margin-bottom:10px;padding:14px;display:grid}.history-table td{border:0;gap:3px;padding:0;display:grid}.history-table td:before{content:attr(data-label);color:var(--muted);font-size:.58rem;font-weight:800}.history-table td:first-child,.history-table .history-puzzle{grid-column:1/-1}.history-puzzle{grid-template-columns:auto 1fr;display:grid}.history-puzzle:before,.history-puzzle>div{grid-column:1/-1}}.grade-grid span{color:var(--muted);margin-top:3px;font-size:.68rem}.guest-strip{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;gap:12px;margin-top:38px;padding-top:15px;font-size:.76rem;display:flex}.guest-strip button,.guest-strip a{color:var(--forest-strong);background:0 0;border:0;align-items:center;gap:3px;padding:0;font-weight:800;display:inline-flex}.guest-strip button:disabled{cursor:default}.guest-strip svg{width:14px}.empty-state{width:min(680px,100% - 32px);margin:15vh auto}.empty-state code{background:var(--paper-strong);padding:2px 5px}.auth-layout{grid-template-columns:1fr minmax(340px,.72fr);align-items:center;gap:80px;width:min(980px,100% - 32px);min-height:100vh;margin:0 auto;display:grid}.auth-intro h1,.mailbox-layout h1{font-family:var(--font-display);margin:10px 0 16px;font-size:clamp(3rem,7vw,5.5rem);font-weight:520;line-height:.92}.auth-intro p{max-width:520px;color:var(--muted);font-size:1.02rem;line-height:1.7}.back-link{color:var(--forest-strong);align-items:center;gap:7px;font-size:.82rem;font-weight:750;text-decoration:none;display:inline-flex;position:absolute;top:32px}.back-link svg{width:16px}.auth-form-panel{border:1px solid var(--line);background:var(--paper-strong);padding:28px;box-shadow:10px 10px #36574429}.auth-tabs{border-bottom:1px solid var(--line);grid-template-columns:1fr 1fr;margin-bottom:26px;display:grid}.auth-tabs button{color:var(--muted);background:0 0;border:0;border-bottom:3px solid #0000;padding:10px 4px;font-weight:750}.auth-tabs button[aria-selected=true]{border-bottom-color:var(--forest);color:var(--ink)}.auth-form-panel form,.auth-form-panel label{display:grid}.auth-form-panel form{gap:18px}.auth-form-panel label{gap:7px;font-size:.78rem;font-weight:750}.auth-form-panel input{border:1px solid var(--line);width:100%;min-height:44px;color:var(--ink);background:#fff;padding:9px 11px}.auth-form-panel .primary-command{width:100%;margin-top:4px}.form-message{color:var(--forest-strong);margin:0;font-size:.8rem;line-height:1.5}.mailbox-link{color:var(--forest-strong);text-align:center;margin-top:18px;font-size:.78rem;font-weight:750;display:block}.spinner{animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.mailbox-layout{width:min(860px,100% - 32px);margin:0 auto;padding:48px 0}.mailbox-layout header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;display:flex}.mailbox-layout h1{font-size:3.5rem}.mailbox-layout header a,.message-list a{color:var(--forest-strong);font-weight:750}.mailbox-empty{color:var(--muted);margin-top:36px}.message-list{gap:12px;margin-top:28px;display:grid}.message-list article{border-left:4px solid var(--gold);background:var(--paper-strong);padding:22px}.message-list article>span{color:var(--muted);font-size:.72rem}.message-list h2{font-family:var(--font-display);margin:5px 0 12px;font-size:1.5rem}.message-list p{overflow-wrap:anywhere;color:var(--muted);font-size:.8rem}@media(max-width:820px){.app-shell{width:min(680px,100% - 24px)}.site-header{min-height:64px}.icon-command span{display:none}.trainer-layout{grid-template-columns:1fr;gap:10px;min-height:auto;padding:16px 0 36px}.training-column{gap:9px}.training-column>.move-history-controls{order:-1;padding:3px 8px}.training-panel{border:1px solid var(--line);gap:9px;padding:10px;box-shadow:4px 4px #3657441a}.training-panel:has(.result-block:not(.result-failed)) .result-block{order:-10}.training-panel:has(.library-full-notice) .library-full-notice{order:-11}.training-panel:has(.result-failed) .result-failed{order:-10}.training-panel:has(.result-block:not(.result-failed)) .timing-summary{order:-9}.panel-status{min-height:30px;padding-bottom:7px}.queue-strip>div{padding:6px 7px}.puzzle-info-panel{padding:8px 9px}.timing-summary{min-height:52px}.grade-grid{margin-top:0}.grade-grid button{padding:10px 6px}.revealed-themes{max-height:54px;overflow-y:auto}.compact-actions{flex-wrap:wrap}.compact-actions .theme-filter-menu{left:0;right:auto}.settings-theme-groups section>div{grid-template-columns:1fr}.auth-layout{grid-template-columns:1fr;gap:30px;width:min(560px,100% - 24px);min-height:auto;padding:100px 0 50px}.auth-intro h1{font-size:3.3rem}}@media(max-width:480px){.app-shell{width:calc(100% - 12px)}.site-header{min-height:56px}.trainer-layout{padding-top:8px}.wordmark>span:last-child,.sign-in-command span{display:none}.sign-in-command{justify-content:center;width:40px;padding:0}.board-frame{border-width:3px;box-shadow:4px 4px #3657442e}.move-history-controls{min-height:34px}.move-history-controls button{height:30px}.training-panel{padding:8px}.compact-command,.compact-actions .theme-filter>summary{min-height:34px}}@media(prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@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-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}