@import"https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,500;0,6..72,600;0,6..72,700;1,6..72,500&family=Inter:wght@400;500;600;700&display=swap";:root{--print-bg: #ffffff;--print-ink: #000000;--print-border: #999999}:root{color-scheme:light dark;--font-display: "Newsreader", Georgia, "Times New Roman", serif;--font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--type-h1: 28px;--type-h2: 22px;--type-h3: 18px;--type-body: 16px;--type-small: 14px;--type-label: 12px;--letter-spacing-display: 0;--bg: #f7f5f0;--bg-solid: #f7f5f0;--surface: #ffffff;--surface-2: #f0ede6;--ink: #1c2333;--text: #222233;--muted: #5b6472;--ink-on-field: #1c2333;--muted-on-field: #5b6472;--border: #e4e0d6;--primary: #1e3a5f;--primary-contrast: #ffffff;--accent: #9c7a2e;--accent-contrast: #ffffff;--accent-bg: #eef7f0;--accent-2: #cfe0f2;--accent-2-contrast: #1c2333;--accent-3: #b3432b;--accent-3-contrast: #ffffff;--focus: #1e3a5f;--selected: #e8eff9;--selected-contrast: #1c2333;--link-accent: #2d6cdf;--strong: #2f7a4f;--strong-bg: #e7f3ec;--getting-there: #3d6fb4;--getting-there-bg: #e8eff9;--needs-practice: #a85d1f;--needs-practice-bg: #faede0;--not-started: #6b7280;--not-started-bg: #eef0f2;--correct: #1b7a3d;--correct-bg: #e7f3ec;--incorrect: #b3261e;--incorrect-bg: #fbebea;--explained: #1e3a5f;--explained-contrast: #ffffff;--ok: #22aa77;--positive: #1e9e6a;--trend-up: #2e7d4f;--trend-down: #b3432b;--scrim: rgba(0, 0, 0, .5);--scrim-sheet: rgba(0, 0, 0, .35);--subject-sci: #0f766e;--subject-math: #5b3fc0;--subject-sst: #b54708;--subject-eng: #a73572;--subject-hin: #a64014;--subject-it: #1769a7;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 18px;--radius-pill: 999px;--border-width: 1px;--shadow-card: 0 1px 2px rgba(28, 35, 51, .04), 0 6px 20px rgba(28, 35, 51, .06);--card-outline: #e4e0d6;--tilt: 0deg;--tilt-alt: 0deg;--corner-clip: 0px;--press-shift: 0px;--hard-shadow-lg: 0px;--hard-shadow-md: 0px;--hard-shadow-sm: 0px;--shadow-tone: rgba(28, 35, 51, .12);--shadow-sm-geom: 0px 1px 3px 0px;--shadow-sm: 0px 1px 3px 0px var(--shadow-tone);--shadow-md-geom: 0px 4px 14px 0px;--shadow-md: 0px 4px 14px 0px var(--shadow-tone);--shadow-lg-geom: 0px 10px 28px 0px;--shadow-lg: 0px 10px 28px 0px var(--shadow-tone);--tilt-strong: 0deg;--focus-width: 3px;--motion-enter: .24s;--motion-exit: .16s;--motion-press: .12s;--motion-feedback: .2s;--motion-easing: cubic-bezier(.2, 0, 0, 1)}@media (prefers-color-scheme: dark){:root{--font-display: "Newsreader", Georgia, "Times New Roman", serif;--font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--type-h1: 28px;--type-h2: 22px;--type-h3: 18px;--type-body: 16px;--type-small: 14px;--type-label: 12px;--letter-spacing-display: 0;--bg: #14181f;--bg-solid: #14181f;--surface: #1c212b;--surface-2: #232732;--ink: #edeff3;--text: #222233;--muted: #9aa3b2;--ink-on-field: #edeff3;--muted-on-field: #9aa3b2;--border: #2b313d;--primary: #7fa6d6;--primary-contrast: #0c1420;--accent: #d8b969;--accent-contrast: #0c1420;--accent-bg: #eef7f0;--accent-2: #cfe0f2;--accent-2-contrast: #1c2333;--accent-3: #b3432b;--accent-3-contrast: #ffffff;--focus: #7fa6d6;--selected: #182233;--selected-contrast: #edeff3;--link-accent: #2d6cdf;--strong: #6fce9a;--strong-bg: #17281f;--getting-there: #8ab4e8;--getting-there-bg: #182233;--needs-practice: #e0a25f;--needs-practice-bg: #2c2013;--not-started: #9aa3b2;--not-started-bg: #232732;--correct: #4fbf74;--correct-bg: #17281f;--incorrect: #ef5b52;--incorrect-bg: #2c1a19;--explained: #7fa6d6;--explained-contrast: #0c1420;--ok: #22aa77;--positive: #1e9e6a;--trend-up: #2e7d4f;--trend-down: #b3432b;--scrim: rgba(0, 0, 0, .5);--scrim-sheet: rgba(0, 0, 0, .35);--subject-sci: #63d4ca;--subject-math: #b8a8ff;--subject-sst: #f2b071;--subject-eng: #ff9cc5;--subject-hin: 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