@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(./inter-latin-400-normal-C38fXH4l.woff2) format("woff2"),url(./inter-latin-400-normal-CyCys3Eg.woff) format("woff")}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(./inter-latin-500-normal-Cerq10X2.woff2) format("woff2"),url(./inter-latin-500-normal-BL9OpVg8.woff) format("woff")}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(./inter-latin-600-normal-LgqL8muc.woff2) format("woff2"),url(./inter-latin-600-normal-CiBQ2DWP.woff) format("woff")}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(./inter-latin-700-normal-Yt3aPRUw.woff2) format("woff2"),url(./inter-latin-700-normal-BLAVimhd.woff) format("woff")}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(./inter-latin-ext-400-normal-C1nco2VV.woff2) format("woff2"),url(./inter-latin-ext-400-normal-77YHD8bZ.woff) format("woff")}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(./inter-latin-ext-500-normal-CV4jyFjo.woff2) format("woff2"),url(./inter-latin-ext-500-normal-BxGbmqWO.woff) format("woff")}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(./inter-latin-ext-600-normal-D2bJ5OIk.woff2) format("woff2"),url(./inter-latin-ext-600-normal-CIVaiw4L.woff) format("woff")}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(./inter-latin-ext-700-normal-Ca8adRJv.woff2) format("woff2"),url(./inter-latin-ext-700-normal-TidjK2hL.woff) format("woff")}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./jetbrains-mono-latin-400-normal-V6pRDFza.woff2) format("woff2"),url(./jetbrains-mono-latin-400-normal-6-qcROiO.woff) format("woff")}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:500;src:url(./jetbrains-mono-latin-500-normal-BWZEU5yA.woff2) format("woff2"),url(./jetbrains-mono-latin-500-normal-CJOVTJB7.woff) format("woff")}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./jetbrains-mono-latin-ext-400-normal-Bc8Ftmh3.woff2) format("woff2"),url(./jetbrains-mono-latin-ext-400-normal-fXTG6kC5.woff) format("woff")}@font-face{font-family:JetBrains Mono;font-style:normal;font-display:swap;font-weight:500;src:url(./jetbrains-mono-latin-ext-500-normal-Cut-4mMH.woff2) format("woff2"),url(./jetbrains-mono-latin-ext-500-normal-ckzbgY84.woff) format("woff")}@font-face{font-family:"Instrument Serif";font-style:normal;font-display:swap;font-weight:400;src:url(./instrument-serif-latin-400-normal-DnYpCC2O.woff2) format("woff2"),url(./instrument-serif-latin-400-normal-BVbkICAY.woff) format("woff")}@font-face{font-family:"Instrument Serif";font-style:italic;font-display:swap;font-weight:400;src:url(./instrument-serif-latin-400-italic-DKMiL14s.woff2) format("woff2"),url(./instrument-serif-latin-400-italic-u__WvvIK.woff) format("woff")}@font-face{font-family:"Instrument Serif";font-style:normal;font-display:swap;font-weight:400;src:url(./instrument-serif-latin-ext-400-normal-C2je3j2s.woff2) format("woff2"),url(./instrument-serif-latin-ext-400-normal-CFCUzsTy.woff) format("woff")}@font-face{font-family:"Instrument Serif";font-style:italic;font-display:swap;font-weight:400;src:url(./instrument-serif-latin-ext-400-italic-C9HzH3YL.woff2) format("woff2"),url(./instrument-serif-latin-ext-400-italic-D7-lnxEk.woff) format("woff")}:root{--paper: oklch(97.5% .012 80);--paper-strong: oklch(95.5% .016 78);--paper-elevated: oklch(93% .018 76);--paper-pressed: oklch(90.5% .02 76);--accent-pressed: oklch(29% .11 27);--ink: oklch(22% .03 260);--ink-soft: oklch(38% .025 260);--ink-faded: oklch(58% .02 260);--muted: oklch(55% .018 65);--rule: oklch(82% .018 80);--rule-soft: oklch(90% .014 86);--rule-strong: oklch(70% .02 75);--accent: oklch(58% .15 40);--accent-ink: oklch(32% .12 40);--accent-dark: oklch(34% .12 27);--gold: oklch(70% .12 85);--success: oklch(52% .11 154);--new: oklch(55% .14 255);--new-ink: oklch(30% .1 255);--surface-white: oklch(100% 0 0);--overlay-scrim: oklch(20% .02 80 / .44);--danger: oklch(44% .18 30);--danger-hover: oklch(38% .18 30);--accent-pulse-ring: color-mix(in oklch, var(--accent) 30%, transparent);--heatmap-level-1: oklch(from var(--accent) 90% .06 h);--heatmap-level-2: oklch(from var(--accent) 78% .1 h);--heatmap-level-3: oklch(from var(--accent) 62% .14 h);--accent-pale: oklch(from var(--accent) 96% .022 h);--accent-border-soft: oklch(from var(--accent) 75% .08 h);--accent-border-muted: oklch(from var(--accent) 82% .06 h);--accent-bg-muted: oklch(from var(--accent) 96% .025 h);--success-border-muted: oklch(from var(--success) 80% .07 h);--success-bg-muted: oklch(from var(--success) 96% .025 h);--gold-border-muted: oklch(from var(--gold) 78% .08 h);--gold-bg-muted: oklch(from var(--gold) 96% .04 h);--gold-ink: oklch(42% .1 85);--new-border-muted: oklch(82% .06 255);--new-bg-muted: oklch(96% .025 255);--study-overlay-bg: oklch(20% .02 260 / .55);--tree-category-dot-border: color-mix(in oklch, currentColor 30%, transparent);--shadow-card: 0 1px 0 oklch(100% 0 0 / .6), 0 1px 2px oklch(20% .02 80 / .06), 0 8px 24px -12px oklch(20% .02 80 / .2);--shadow-panel: 0 30px 60px -20px oklch(20% .02 80 / .3), 0 2px 6px oklch(20% .02 80 / .08);--shadow-modal-strong: 0 0 0 1px oklch(20% .02 80 / .08), 0 40px 80px -20px oklch(20% .02 80 / .4);--border-width: 1px;--focus-ring-width: 2px;--focus-ring-offset: 1px;--focus-ring: 0 0 0 3px color-mix(in oklch, var(--accent) 22%, transparent);--space-1: 4px;--space-0-5: 2px;--space-1-25: 5px;--space-1-5: 6px;--space-1-75: 7px;--space-2: 8px;--space-2-5: 10px;--space-3: 12px;--space-3-5: 14px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-7: 32px;--space-8: 40px;--space-page-block: 28px;--space-page-inline: 32px;--space-sidebar-block: 22px;--space-sidebar-inline: 18px;--space-modal-padding: 24px;--space-panel-padding: 18px;--space-section-gap: 28px;--space-empty-block: 80px;--space-focus-offset-lg: 4px;--space-scrollbar-width: 8px;--space-tree-header-inline: 30px;--radius-compact: 3px;--radius-micro: 2px;--radius-card: 4px;--radius-control: 6px;--radius-panel: 8px;--radius-pill: 999px;--control-height-xs: 30px;--control-height-sm: 32px;--control-height-nav: 34px;--control-height-md: 38px;--control-height-lg: 44px;--control-height-textarea: 92px;--control-field-min-width: 150px;--sidebar-width: 240px;--topbar-height: 60px;--bottom-bar-height: 64px;--panel-width-md: 380px;--modal-width-sm: 480px;--modal-width-md: 680px;--modal-width-lg: 820px;--modal-max-height: 92vh;--modal-backdrop-blur: 4px;--status-block-min-height: 240px;--z-shell: 2;--z-topbar: 50;--z-overlay: 100;--z-overlay-raised: 120;--z-overlay-study: 200;--z-overlay-agent: 220;--z-tree-badge: 4;--z-panel: 50;--font-display: "Instrument Serif", Georgia, "Times New Roman", serif;--font-ui: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;--font-size-xs: 10px;--font-size-kicker: 10px;--font-size-meta: 11px;--font-size-sm: 12px;--font-size-control: 13px;--font-size-md: 14px;--font-size-lg: 16px;--font-size-card-title: 19px;--font-size-plus: 18px;--font-size-rating-symbol: 20px;--font-size-study-title: 22px;--font-size-title-sm: 24px;--font-size-title-md: 28px;--font-size-page-title: 36px;--font-size-tree-title: 38px;--font-size-display-xl: 44px;--font-size-empty-icon: 48px;--font-size-today-count: 52px;--font-size-end-icon: 56px;--font-size-landing-greeting-min: 76px;--font-size-landing-greeting-max: 190px;--font-size-landing-greeting-mobile-min: 64px;--font-size-landing-greeting-mobile-max: 112px;--font-size-landing-title-min: 30px;--font-size-landing-title-max: 48px;--font-size-panel-title: 30px;--font-size-panel-title-lg: 32px;--tracking-kicker: .14em;--status-info-border: color-mix(in oklch, var(--accent) 28%, var(--rule));--status-info-bg: color-mix(in oklch, var(--accent) 12%, transparent);--status-info-text: var(--accent-ink);--status-danger-text: color-mix(in oklch, var(--danger) 85%, var(--ink));--status-success-text: var(--success);--rating-again-border: oklch(64% .16 30);--rating-again-bg: oklch(92% .055 30);--rating-again-bg-hover: oklch(88% .075 30);--rating-again-ink: oklch(35% .15 30);--rating-again-ring: oklch(82% .075 30);--rating-hard-border: oklch(67% .13 85);--rating-hard-bg: oklch(91% .07 85);--rating-hard-bg-hover: oklch(87% .09 85);--rating-hard-ink: oklch(38% .1 85);--rating-hard-ring: oklch(80% .09 85);--rating-good-border: oklch(62% .13 154);--rating-good-bg: oklch(91% .055 154);--rating-good-bg-hover: oklch(87% .075 154);--rating-good-ink: oklch(34% .11 154);--rating-good-ring: oklch(80% .08 154);--rating-easy-border: oklch(61% .16 255);--rating-easy-bg: oklch(91% .055 255);--rating-easy-bg-hover: oklch(87% .075 255);--rating-easy-ink: oklch(34% .12 255);--rating-easy-ring: oklch(80% .08 255);--align-link-0: oklch(55% .16 255);--align-link-1: oklch(64% .13 165);--align-link-2: oklch(72% .14 75);--align-link-3: oklch(54% .15 145);--align-link-4: oklch(46% .16 285);--align-link-5: oklch(59% .19 25);--motion-fast: .15s;--motion-medium: .18s;--motion-slow: .3s;--motion-entrance: .38s;--motion-theme-reveal: .5s;--ease-standard: ease;--ease-accelerate: ease-in;--ease-spring: cubic-bezier(.22, .8, .3, 1);--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-emphasis: 650;--font-weight-bold: 700;--font-size-body: var(--font-size-md);--grain-dot-color: oklch(40% .02 80 / .05);--grain-size: 3px;--grain-dark-opacity: .3;--ink-on-accent: oklch(99% 0 0);--tree-fit-ahead-border: oklch(60% .06 260);--tree-fit-ahead-bg: oklch(80% .04 260 / .18);--tree-fit-ahead-dot: oklch(60% .08 260);--tree-fit-beyond-border: oklch(70% .04 260);--tree-fit-beyond-bg: oklch(80% .02 260 / .18);--tree-fit-beyond-dot: oklch(70% .04 260);--tree-chip-mastered-ink: oklch(36% .1 154);--tree-chip-mastered-border: oklch(70% .1 154);--tree-seal-mastered-shade: oklch(30% .03 260);--achievement-milestone-color: oklch(70% .12 85);--achievement-milestone-bg: oklch(96% .035 85);--achievement-profile-color: oklch(58% .14 155);--achievement-profile-bg: oklch(96% .025 155);--achievement-streak-color: oklch(58% .15 40);--achievement-streak-bg: oklch(96% .022 40);--achievement-mastery-color: oklch(56% .14 230);--achievement-mastery-bg: oklch(96% .025 230);--achievement-fun-color: oklch(55% .13 260);--achievement-fun-bg: oklch(96% .025 260);--icon-size-12: 12px;--icon-size-14: 14px;--icon-size-16: 16px;--icon-size-18: 18px;--icon-size-20: 20px;--icon-size-22: 22px;--icon-stroke-thin: 1.5;--icon-stroke: 1.8;--icon-stroke-strong: 2.2;font-family:var(--font-ui);color-scheme:light}:root[data-theme=dark]{--paper: oklch(18% .015 260);--paper-strong: oklch(22% .018 260);--paper-elevated: oklch(26% .022 260);--paper-pressed: oklch(29% .024 260);--accent-pressed: oklch(72% .13 35);--ink: oklch(94% .012 80);--ink-soft: oklch(78% .014 80);--ink-faded: oklch(60% .014 80);--muted: oklch(62% .018 80);--rule: oklch(32% .018 260);--rule-soft: oklch(28% .018 260);--rule-strong: oklch(42% .02 260);--accent: oklch(70% .16 40);--accent-ink: oklch(82% .12 40);--accent-dark: oklch(78% .14 35);--gold: oklch(78% .13 85);--success: oklch(70% .14 154);--new: oklch(75% .12 255);--new-ink: oklch(75% .12 255);--surface-white: oklch(24% .018 260);--overlay-scrim: oklch(0% 0 0 / .58);--danger: oklch(72% .16 30);--heatmap-level-1: oklch(from var(--accent) 28% .05 h);--heatmap-level-2: oklch(from var(--accent) 38% .09 h);--heatmap-level-3: oklch(from var(--accent) 50% .13 h);--accent-pale: oklch(from var(--accent) 22% .04 h);--accent-border-soft: oklch(from var(--accent) 45% .1 h);--accent-border-muted: oklch(from var(--accent) 40% .08 h);--accent-bg-muted: oklch(from var(--accent) 22% .04 h);--success-border-muted: oklch(from var(--success) 38% .08 h);--success-bg-muted: oklch(from var(--success) 20% .04 h);--gold-bg-muted: oklch(from var(--gold) 20% .04 h);--new-border-muted: oklch(38% .08 255);--new-bg-muted: oklch(20% .04 255);--shadow-card: 0 1px 0 oklch(100% 0 0 / .04), 0 1px 2px oklch(0% 0 0 / .4), 0 8px 24px -12px oklch(0% 0 0 / .6);--shadow-panel: 0 30px 60px -20px oklch(0% 0 0 / .7), 0 2px 6px oklch(0% 0 0 / .4);--shadow-modal-strong: 0 0 0 1px oklch(100% 0 0 / .06), 0 40px 80px -20px oklch(0% 0 0 / .7);--rating-again-border: oklch(60% .15 30);--rating-again-bg: oklch(28% .07 30);--rating-again-bg-hover: oklch(33% .085 30);--rating-again-ink: oklch(82% .13 30);--rating-again-ring: oklch(42% .11 30);--rating-hard-border: oklch(66% .12 85);--rating-hard-bg: oklch(29% .055 85);--rating-hard-bg-hover: oklch(34% .07 85);--rating-hard-ink: oklch(86% .12 85);--rating-hard-ring: oklch(45% .08 85);--rating-good-border: oklch(60% .12 154);--rating-good-bg: oklch(27% .06 154);--rating-good-bg-hover: oklch(32% .075 154);--rating-good-ink: oklch(83% .12 154);--rating-good-ring: oklch(42% .09 154);--rating-easy-border: oklch(63% .14 255);--rating-easy-bg: oklch(28% .065 255);--rating-easy-bg-hover: oklch(34% .08 255);--rating-easy-ink: oklch(84% .12 255);--rating-easy-ring: oklch(44% .09 255);--align-link-0: oklch(66% .15 255);--align-link-1: oklch(62% .12 165);--align-link-2: oklch(66% .12 75);--align-link-3: oklch(62% .14 145);--align-link-4: oklch(66% .15 285);--align-link-5: oklch(66% .17 25);color-scheme:dark}[data-category-paint]{--category-color: oklch(58% .15 var(--cat-hue));--deck-category-color: oklch(58% .13 var(--cat-hue));--deck-category-bg: oklch(94% .04 var(--cat-hue));--deck-category-text: oklch(32% .12 var(--cat-hue));--deck-category-border: oklch(78% .07 var(--cat-hue))}[data-mastery-paint]{--deck-mastery-color: oklch(calc(48% + var(--mastery-pct) * 8%) .14 calc(28 + var(--mastery-pct) * 127))}[data-language-paint]{--language-color: oklch(calc(var(--lang-l) * 1%) .14 var(--lang-hue))}*{box-sizing:border-box}html,body{margin:0;padding:0}body{min-width:320px;min-height:100vh;background:var(--paper);color:var(--ink);font-family:var(--font-ui);font-size:var(--font-size-body);line-height:1.45;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:radial-gradient(circle at 1px 1px,var(--grain-dot-color) 1px,transparent 1px);background-size:var(--grain-size) var(--grain-size);mix-blend-mode:multiply;z-index:1}:root[data-theme=dark] body:before{mix-blend-mode:screen;opacity:var(--grain-dark-opacity)}button,select,input,textarea{font:inherit;color:inherit}a{color:inherit}[data-sonner-toaster]{--normal-bg: var(--paper);--normal-border: var(--rule);--normal-text: var(--ink);--border-radius: var(--radius-control);font-family:var(--font-ui)}.boot-message{min-height:100vh;display:grid;place-items:center;background:var(--paper);color:var(--ink);font-family:var(--font-ui)}::view-transition-old(root),::view-transition-new(root){animation:none;mix-blend-mode:normal}::view-transition-old(root){z-index:1}@keyframes circle-expand{0%{clip-path:circle(0 at var(--x) var(--y))}to{clip-path:circle(var(--r) at var(--x) var(--y))}}::view-transition-new(root){z-index:999;animation:var(--motion-theme-reveal) var(--ease-accelerate) circle-expand}@media(prefers-reduced-motion:reduce){*,*:before,*:after,::view-transition-old(root),::view-transition-new(root){animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}._wrap_128ap_3{max-width:1200px;margin:0 auto;padding:0 var(--space-8)}._anchorTarget_128ap_10{scroll-margin-top:62px}._kicker_128ap_14{font-family:var(--font-mono);font-size:var(--font-size-kicker);text-transform:uppercase;letter-spacing:var(--tracking-kicker);color:var(--ink-faded)}._serif_128ap_22{font-family:var(--font-display);font-weight:400}._block_128ap_28{padding:calc(var(--space-8) * 1.7) 0}._blockAlt_128ap_32{background:var(--paper-strong)}._navLinks_128ap_37{display:flex;align-items:center;gap:var(--space-6);font-size:var(--font-size-md);color:var(--ink-soft)}._navLinks_128ap_37 a,._navLinks_128ap_37 button{color:inherit;text-decoration:none;background:none;border:none;padding:0;font:inherit;cursor:pointer}._navLinks_128ap_37 a:not(._btn_128ap_56):hover,._navLinks_128ap_37 button:hover{color:var(--ink)}._btn_128ap_56{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);height:var(--control-height-md);padding:0 var(--space-5);border-radius:var(--radius-control);font-size:var(--font-size-control);font-weight:500;font-family:var(--font-ui);border:1px solid transparent;cursor:pointer;transition:background .15s ease,border-color .15s ease;text-decoration:none}._btnPrimary_128ap_79{background:var(--accent);color:var(--surface-white)}._btnPrimary_128ap_79:hover{background:var(--accent-ink)}._btnSecondary_128ap_88{background:var(--surface-white);color:var(--ink);border-color:var(--rule)}._btnSecondary_128ap_88:hover{background:var(--paper-strong);border-color:var(--rule-strong)}._btnLg_128ap_99{height:var(--control-height-lg);padding:0 var(--space-7);font-size:var(--font-size-md)}._paperPanel_128ap_106{background:var(--paper);border:var(--border-width) solid var(--rule);border-radius:var(--radius-panel);box-shadow:var(--shadow-card)}@media(max-width:880px){._navLinks_128ap_37 a:not(._btn_128ap_56,:last-child),._navLinks_128ap_37 button:not(:last-child){display:none}}@media(max-width:600px){._wrap_128ap_3{padding-left:var(--space-5);padding-right:var(--space-5)}._navLinks_128ap_37{gap:var(--space-3)}}._nav_4cqeg_1{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--rule-soft)}._navIn_4cqeg_9{display:flex;align-items:center;justify-content:space-between;height:62px;max-width:1200px;margin:0 auto;padding:0 var(--space-8)}._logo_4cqeg_19{display:flex;align-items:center;gap:var(--space-2-5);font-family:var(--font-display);font-size:var(--font-size-title-sm);color:inherit;text-decoration:none}._logoAccent_4cqeg_29{font-style:italic;color:var(--accent-ink)}._mark_4cqeg_34{width:24px;height:24px;border-radius:var(--radius-control);background:var(--accent);display:inline-block}@media(max-width:600px){._navIn_4cqeg_9{padding-left:var(--space-5);padding-right:var(--space-5);gap:var(--space-3)}._logo_4cqeg_19{font-size:var(--font-size-card-title)}}._button_1v27x_1,._iconButton_1v27x_2{border:var(--border-width) solid transparent;border-radius:var(--radius-control);font-family:var(--font-ui);cursor:pointer;transition:background var(--motion-fast) var(--ease-standard),border-color var(--motion-fast) var(--ease-standard),color var(--motion-fast) 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solid var(--accent);outline-offset:var(--focus-ring-offset)}._button_1v27x_1:disabled,._button_1v27x_1[data-disabled],._iconButton_1v27x_2:disabled,._iconButton_1v27x_2[data-disabled]{cursor:not-allowed;opacity:.6}._panel_12nxd_1,._card_12nxd_2,._modalFrame_12nxd_3{border:var(--border-width) solid 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solid transparent;border-radius:var(--radius-pill);font-size:var(--font-size-meta);white-space:nowrap}._count_qy4yz_13{font-family:var(--font-mono);font-weight:var(--font-weight-medium)}._label_qy4yz_18{font-weight:var(--font-weight-medium)}._badge_qy4yz_1[data-kind=new]{border-color:var(--new-border-muted);background:var(--new-bg-muted);color:var(--new-ink)}._badge_qy4yz_1[data-kind=learning]{border-color:var(--accent-border-muted);background:var(--accent-bg-muted);color:var(--accent-ink)}._badge_qy4yz_1[data-kind=review]{border-color:var(--success-border-muted);background:var(--success-bg-muted);color:var(--success)}._iconButton_qtf71_1{flex:0 0 auto}._iconButton_qtf71_1:disabled,._iconButton_qtf71_1[data-disabled]{opacity:.45;cursor:not-allowed}._popover_qtf71_11{z-index:var(--z-overlay-raised);min-width:12rem;border:var(--border-width) solid var(--rule);border-radius:var(--radius-panel);background:var(--paper);box-shadow:var(--shadow-panel)}._menu_qtf71_20{display:grid;gap:var(--space-1);padding:var(--space-1);outline:none}._menuItem_qtf71_27{border-radius:var(--radius-control);color:var(--ink);cursor:pointer;font-size:var(--font-size-control);padding:var(--space-2) 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var(--ease-standard)}._deckCard_1va8i_1:hover{border-color:var(--ink-faded);box-shadow:var(--shadow-panel);transform:translateY(-1px)}._hasDue_1va8i_15{border-color:var(--accent-border-soft)}._deckCardBody_1va8i_19{flex:1;display:flex;flex-direction:column;padding:var(--space-4) var(--space-4) var(--space-3)}._deckCardHead_1va8i_26{display:flex;align-items:flex-start;gap:var(--space-3);margin-block-end:var(--space-3)}._deckCardName_1va8i_33{min-width:0;flex:1;margin:0}._deckCardNameButton_1va8i_39{padding:0;border:0;background:transparent;font-family:var(--font-display);font-size:var(--font-size-title-sm);font-weight:var(--font-weight-regular);line-height:1.1;color:var(--ink);cursor:pointer;transition:color var(--motion-fast) var(--ease-standard),text-decoration var(--motion-fast) var(--ease-standard)}._deckCardNameButton_1va8i_39:hover{color:var(--accent-ink);text-decoration:underline}._deckCardNameButton_1va8i_39:focus-visible{outline:var(--focus-ring-width) solid var(--accent);outline-offset:var(--focus-ring-offset)}._deckCounts_1va8i_62{min-height:var(--space-6);display:flex;flex-wrap:wrap;gap:var(--space-2);margin-block-end:var(--space-3)}._doneBadge_1va8i_70{display:inline-flex;align-items:center;gap:var(--space-1);min-height:var(--control-height-xs);padding-inline:var(--space-2);border:var(--border-width) solid var(--success-border-muted);border-radius:var(--radius-pill);background:var(--success-bg-muted);color:var(--success);font-size:var(--font-size-meta);font-weight:var(--font-weight-medium)}._deckBarWrap_1va8i_84{display:flex;align-items:center;gap:var(--space-2);margin-block-end:var(--space-3)}._deckBarTrack_1va8i_91{flex:1;height:3px;overflow:hidden;border-radius:var(--radius-micro);background:var(--rule-soft)}._deckBarFill_1va8i_99{height:100%;border-radius:var(--radius-micro);background:var(--accent)}._deckBarPct_1va8i_105{width:34px;color:var(--ink-faded);font-family:var(--font-mono);font-size:var(--font-size-xs);text-align:end}._metaLabel_1va8i_113{color:var(--ink-faded);font-size:var(--font-size-meta)}._metaIcon_1va8i_118{vertical-align:text-bottom}._deckCardFoot_1va8i_122{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);border-block-start:var(--border-width) solid var(--rule)}._studyButton_1va8i_130{flex:1;font-weight:var(--font-weight-medium)}._studyButton_1va8i_130:hover:not(:disabled,[data-disabled]){opacity:.88}._studyButton_1va8i_130:disabled,._studyButton_1va8i_130[data-disabled]{opacity:.5;cursor:wait}._studyGhost_1va8i_145{border-color:var(--rule);background:transparent;color:var(--ink)}._studyGhost_1va8i_145:hover:not(:disabled,[data-disabled]){border-color:var(--ink-faded);background:var(--paper-strong)}@media(max-width:620px){._deckCard_1va8i_1{border-radius:var(--radius-card)}._deckCardHead_1va8i_26{gap:var(--space-2)}._studyButton_1va8i_130{display:none}}._root_azc1x_1{width:100%;display:flex;flex-direction:column;align-items:center;gap:var(--space-4)}._sentence_azc1x_11{max-width:100%;margin:0;text-align:center;text-wrap:balance}._src_azc1x_18{color:var(--ink);font-family:var(--font-display);font-size:var(--font-size-panel-title-lg);line-height:1.55}._tgt_azc1x_25{color:var(--ink-soft);font-family:var(--font-display);font-size:var(--font-size-study-title);font-style:italic;line-height:1.75}._token_azc1x_34{white-space:nowrap}._seg_azc1x_38{border-radius:var(--radius-micro);cursor:pointer;outline-offset:3px;text-decoration-line:underline;text-decoration-style:solid;text-decoration-color:var(--c, transparent);text-decoration-thickness:3px;text-underline-offset:.3em;transition:opacity var(--motion-fast) var(--ease-standard)}._seg_azc1x_38:focus-visible{outline:var(--focus-ring-width) solid var(--accent)}._seg_azc1x_38._grammatical_azc1x_54{text-decoration-style:dashed}._seg_azc1x_38._free_azc1x_58{text-decoration-style:dotted;text-decoration-color:var(--muted);text-decoration-thickness:2px}._segBlock_azc1x_67{display:inline-block;padding-block-end:var(--space-0-5);border-block-end:3px solid var(--c, transparent);cursor:pointer;outline-offset:3px;transition:opacity var(--motion-fast) var(--ease-standard)}._segBlock_azc1x_67:focus-visible{outline:var(--focus-ring-width) solid var(--accent)}._segBlock_azc1x_67._grammatical_azc1x_54{border-block-end-style:dashed}._segBlock_azc1x_67._free_azc1x_58{border-block-end:2px dotted var(--muted)}._dimmed_azc1x_88 ._seg_azc1x_38:not(._on_azc1x_88),._dimmed_azc1x_88 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var(--space-6);margin:0;padding:0;list-style:none;color:var(--ink-soft);font-size:var(--font-size-sm)}._legendItem_azc1x_113{display:inline-flex;align-items:center;gap:var(--space-2)}._legendStroke_azc1x_119{stroke:var(--ink-soft)}._legendFree_azc1x_123{stroke:var(--muted)}._literal_azc1x_127{margin:0;color:var(--ink-soft);font-size:var(--font-size-md);line-height:1.5;text-align:center}._literalLabel_azc1x_135{color:var(--muted);font-weight:var(--font-weight-emphasis)}._literalValue_azc1x_140{font-family:var(--font-display);font-style:italic}@media(prefers-reduced-motion:reduce){._seg_azc1x_38,._segBlock_azc1x_67{transition:none}}@media(max-width:560px){._src_azc1x_18{font-size:var(--font-size-title-sm)}._tgt_azc1x_25{font-size:var(--font-size-plus)}}._overlay_1jym4_1{z-index:var(--z-overlay-study);background:var(--study-overlay-bg);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}._studyModal_1jym4_7{box-shadow:var(--shadow-modal-strong)}._overlay_1jym4_1 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forwards}._bubbleAssistant_exphj_42{align-self:flex-start;max-width:90%;background:var(--paper);border:var(--border-width) solid var(--rule-soft);border-radius:var(--radius-card) var(--radius-card) var(--radius-card) var(--radius-micro);padding:var(--space-2) var(--space-3);font-size:var(--font-size-sm);line-height:1.5;color:var(--ink);opacity:0;transform:translateY(4px);animation:_bubbleIn_exphj_1 .35s ease forwards}@keyframes _bubbleIn_exphj_1{to{opacity:1;transform:translateY(0)}}._caret_exphj_64{display:inline-block;width:2px;height:1em;margin-inline-start:2px;background:var(--ink-faded);vertical-align:-.15em;animation:_blink_exphj_1 .9s step-end infinite}@keyframes _blink_exphj_1{50%{opacity:0}}._dots_exphj_80{display:inline-flex;gap:var(--space-1);padding:var(--space-1) 0}._dot_exphj_80{width:6px;height:6px;border-radius:50%;background:var(--ink-faded);animation:_dotPulse_exphj_1 1.1s ease-in-out infinite}._dot_exphj_80:nth-child(2){animation-delay:.15s}._dot_exphj_80:nth-child(3){animation-delay:.3s}@keyframes _dotPulse_exphj_1{0%,60%,to{opacity:.25;transform:scale(.85)}30%{opacity:1;transform:scale(1)}}._actionSlot_exphj_115{min-height:68px;display:flex;align-items:center}._action_exphj_115{width:100%;display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-3) var(--space-4);border:var(--border-width) solid var(--rule-soft);border-radius:var(--radius-xs);background:var(--paper);opacity:0;transform:translateY(6px);animation:_bubbleIn_exphj_1 .4s ease forwards}._actionText_exphj_136{display:flex;flex-direction:column;gap:var(--space-0-5);min-width:0}._actionText_exphj_136 strong{font-size:var(--font-size-sm);color:var(--ink)}._actionText_exphj_136 span{font-size:var(--font-size-xs);color:var(--ink-faded)}._action_exphj_115 ._btn_exphj_153{height:var(--control-height-sm, 36px);padding:0 var(--space-4);font-size:var(--font-size-xs);flex-shrink:0}._actionCta_exphj_160{pointer-events:none}._panelDuo_1nt0t_1{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:var(--space-6);align-items:stretch}._panelArt_1nt0t_12{padding:var(--space-6);--chart-radar-height: 200px;--chart-radar-min-height: 200px;--chart-radar-max-height: 200px}._artTitle_1nt0t_25{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:var(--space-5)}._weakFlagIc_1nt0t_32{font-family:var(--font-display);font-size:var(--font-size-title-sm);color:var(--accent-ink);line-height:1}@media(max-width:900px){._panelDuo_1nt0t_1{grid-template-columns:1fr}}._layout_gg0m9_1{position:relative;flex:1;display:flex;min-height:0;height:calc(100vh - var(--topbar-height));overflow:hidden;background:var(--paper);color:var(--ink)}._main_gg0m9_12{background:var(--paper)}._sidebar_gg0m9_16{min-height:0;display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-sidebar-block) var(--space-sidebar-inline)}._sidebarHeader_gg0m9_24{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3)}._kicker_gg0m9_31,._sessionListLabel_gg0m9_32,._bubbleRole_gg0m9_33{font-family:var(--font-mono);font-size:var(--font-size-kicker);letter-spacing:var(--tracking-kicker);text-transform:uppercase}._kicker_gg0m9_31,._sessionListLabel_gg0m9_32{color:var(--ink-faded)}._sidebarSummary_gg0m9_45{margin:var(--space-1) 0 0;color:var(--ink-soft);font-size:var(--font-size-sm);line-height:1.45}._newSessionButton_gg0m9_52{justify-content:flex-start}._searchField_gg0m9_56{position:relative;flex:0 0 auto}._srOnly_gg0m9_61{position:absolute;width:1px;height:1px;padding:0;margin:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}._searchIcon_gg0m9_73{position:absolute;inset-block-start:50%;inset-inline-start:var(--space-3);color:var(--ink-faded);transform:translateY(-50%);pointer-events:none}._searchInput_gg0m9_82{width:100%;min-height:var(--control-height-md);padding-block:0;padding-inline:var(--space-8) var(--space-3);border:var(--border-width) solid var(--rule);border-radius:var(--radius-control);background:var(--paper-strong);color:var(--ink);outline:none}._searchInput_gg0m9_82:focus{border-color:var(--accent-border-muted);box-shadow:var(--focus-ring)}._searchInput_gg0m9_82::placeholder{color:var(--ink-faded)}._sessionList_gg0m9_32{flex:1;min-height:0;display:flex;flex-direction:column;gap:var(--space-1);overflow-y:auto;padding-block:var(--space-1)}._sessionList_gg0m9_32::-webkit-scrollbar,._messages_gg0m9_114::-webkit-scrollbar{width:var(--space-scrollbar-width)}._sessionList_gg0m9_32::-webkit-scrollbar-thumb,._messages_gg0m9_114::-webkit-scrollbar-thumb{background:var(--rule);border-radius:var(--radius-card)}._sessionListLabel_gg0m9_32{padding:var(--space-1) var(--space-2) var(--space-2)}._sessionItem_gg0m9_128{display:flex;align-items:center;gap:var(--space-1);border-radius:var(--radius-control)}._sessionSelectButton_gg0m9_135{flex:1;min-width:0;min-height:var(--control-height-sm);padding:0 var(--space-2);border:var(--border-width) solid transparent;border-radius:var(--radius-control);background:transparent;color:var(--ink-soft);cursor:pointer;text-align:start}._sessionSelectButton_gg0m9_135:hover,._sessionSelectButton_gg0m9_135:focus-visible,._sessionItemActive_gg0m9_150 ._sessionSelectButton_gg0m9_135{background:var(--paper-elevated);color:var(--ink)}._sessionSelectButton_gg0m9_135:focus-visible{outline:var(--focus-ring-width) solid var(--accent);outline-offset:var(--focus-ring-offset)}._sessionTitle_gg0m9_160{display:block;overflow:hidden;font-size:var(--font-size-control);text-overflow:ellipsis;white-space:nowrap}._deleteSessionButton_gg0m9_168{flex:0 0 auto;opacity:0}._sessionItem_gg0m9_128:hover ._deleteSessionButton_gg0m9_168,._sessionItem_gg0m9_128:focus-within ._deleteSessionButton_gg0m9_168{opacity:1}._emptySearch_gg0m9_178{padding:var(--space-4) var(--space-2);color:var(--ink-faded);font-size:var(--font-size-sm);line-height:1.45;text-align:start}._panelBody_gg0m9_186{min-height:0;display:flex;flex-direction:column;overflow:hidden;background:var(--paper)}._emptyContainer_gg0m9_194,._chatContainer_gg0m9_195{flex:1;min-height:0;display:flex;flex-direction:column}._emptyContainer_gg0m9_194{align-items:center;justify-content:center;gap:var(--space-7);padding:var(--space-empty-block) var(--space-page-inline);text-align:center}._emptyCopy_gg0m9_210{display:flex;max-width:64ch;flex-direction:column;gap:var(--space-3)}._emptyTitle_gg0m9_217{margin:0;color:var(--ink);font-family:var(--font-display);font-size:var(--font-size-panel-title-lg);font-weight:var(--font-weight-regular);line-height:1.1;letter-spacing:0}._emptySub_gg0m9_227{margin:0;color:var(--ink-faded);font-size:var(--font-size-md);line-height:1.55}._suggestionsGrid_gg0m9_234{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-3);width:min(100%,70ch);margin-inline:auto}._suggestionCard_gg0m9_242{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-4) var(--space-3);border:var(--border-width) solid var(--rule);border-radius:var(--radius-card);background:var(--paper-strong);color:var(--ink-soft);cursor:pointer;text-align:center;transition:border-color .15s ease,background .15s ease,box-shadow .15s ease,transform .15s ease}._suggestionCard_gg0m9_242:hover,._suggestionCard_gg0m9_242:focus-visible{border-color:var(--accent-border-muted);background:var(--accent-bg-muted);color:var(--ink);outline:none}._suggestionIcon_gg0m9_270{display:flex;align-items:center;justify-content:center;color:var(--accent-ink)}._suggestionLabel_gg0m9_277{font-family:var(--font-ui);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);line-height:1.35}._messages_gg0m9_114{flex:1;min-height:0;overflow-y:auto;padding:var(--space-7) var(--space-page-inline) var(--space-4);scroll-behavior:smooth}._messagesInner_gg0m9_292{width:min(100%,70ch);margin-inline:auto;display:flex;flex-direction:column;gap:var(--space-6)}._messageBubble_gg0m9_300{display:flex;max-width:86%;flex-direction:column}._bubbleUser_gg0m9_306{align-self:flex-end;align-items:flex-end}._bubbleAssistant_gg0m9_311{align-self:flex-start;align-items:flex-start;max-width:100%}._bubbleRole_gg0m9_33{margin-block-end:var(--space-1);color:var(--ink-faded)}._bubbleContent_gg0m9_322{margin:0;padding:var(--space-3) var(--space-4);font-size:var(--font-size-md);line-height:1.65;overflow-wrap:anywhere;white-space:pre-wrap}._bubbleUser_gg0m9_306 ._bubbleContent_gg0m9_322{border:var(--border-width) solid var(--rule);border-radius:var(--radius-panel) var(--radius-panel) var(--radius-card) var(--radius-panel);background:var(--paper-strong);color:var(--ink);box-shadow:var(--shadow-card)}._bubbleAssistant_gg0m9_311 ._bubbleContent_gg0m9_322{padding-inline-start:0;background:transparent;color:var(--ink-soft)}._assistantMarkdown_gg0m9_345{white-space:normal}._assistantMarkdown_gg0m9_345 p{margin:0 0 var(--space-3)}._assistantMarkdown_gg0m9_345 p:last-child,._assistantMarkdown_gg0m9_345 ul:last-child,._assistantMarkdown_gg0m9_345 ol:last-child,._assistantMarkdown_gg0m9_345 pre:last-child,._assistantMarkdown_gg0m9_345 blockquote:last-child,._assistantMarkdown_gg0m9_345 table:last-child{margin-block-end:0}._assistantMarkdown_gg0m9_345 strong{color:var(--ink);font-weight:var(--font-weight-bold)}._assistantMarkdown_gg0m9_345 em{color:var(--ink)}._assistantMarkdown_gg0m9_345 ul,._assistantMarkdown_gg0m9_345 ol{margin:0 0 var(--space-3);padding-inline-start:var(--space-5)}._assistantMarkdown_gg0m9_345 li{margin-block-end:var(--space-1-5)}._assistantMarkdown_gg0m9_345 li>p{margin-block-end:var(--space-1)}._assistantMarkdown_gg0m9_345 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th,._assistantMarkdown_gg0m9_345 td{padding:var(--space-2);border:var(--border-width) solid var(--rule);text-align:start;vertical-align:top}._assistantMarkdown_gg0m9_345 th{background:var(--paper-strong);color:var(--ink);font-weight:var(--font-weight-bold)}._thinkingBubble_gg0m9_444{display:flex;align-items:center;gap:var(--space-1-5);padding-block:var(--space-3)}._actionList_gg0m9_451{width:min(100%,42rem);display:flex;flex-direction:column;gap:var(--space-2)}._actionCard_gg0m9_458{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-3);border:var(--border-width) solid var(--rule);border-radius:var(--radius-card);background:var(--paper-strong);box-shadow:var(--shadow-card)}._actionCopy_gg0m9_470{min-width:0;display:flex;flex-direction:column;gap:var(--space-1)}._actionTitle_gg0m9_477{color:var(--ink);font-size:var(--font-size-control);font-weight:var(--font-weight-bold);line-height:1.3}._actionSummary_gg0m9_484,._actionStatus_gg0m9_485,._actionStatusError_gg0m9_486{color:var(--ink-soft);font-size:var(--font-size-sm);line-height:1.4;overflow-wrap:anywhere}._actionStatus_gg0m9_485{color:var(--status-success-text)}._actionStatusError_gg0m9_486{color:var(--status-danger-text)}._actionControls_gg0m9_501{flex:0 0 auto;display:flex;align-items:center;gap:var(--space-2)}._thinkingDot_gg0m9_508{width:var(--space-2);height:var(--space-2);border-radius:var(--radius-pill);background:var(--ink-faded);animation:_pulseDot_gg0m9_1 1.4s infinite ease-in-out 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