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#ffffff;--accent-lite: #f5c96a;--stmt-ghost: rgba(31, 77, 58, .13);--nav-glass: rgba(8, 22, 16, .82);--band-fade: rgba(8, 22, 16, .94);--hero-doodle: #a8e8c4;--hero-speck: #7fd9a8;--hero-orb-a: rgba(79, 181, 124, .22);--hero-orb-a2: rgba(79, 181, 124, .07);--hero-orb-b: rgba(20, 64, 46, .65);--hero-orb-c: rgba(79, 181, 124, .12);--hero-wave-1: #e8a830;--hero-wave-2: #7fd9a8;--hero-wave-3: #f5c96a;--hero-node: #ffffff;--green-light: #7fd9a8;--font-heading: "DM Serif Display", serif;--font-body: "DM Sans", sans-serif;--radius: 12px}:root[data-theme=dark]{--band: #16161a;--band-2: #1f1f25;--band-deep: #09090b;--band-ink: #f4f4f5;--accent-lite: #ffb862;--stmt-ghost: rgba(244, 244, 245, .13);--nav-glass: rgba(18, 18, 22, .86);--band-fade: rgba(9, 9, 11, .94);--hero-doodle: #f5871f;--hero-speck: #ffb862;--hero-orb-a: rgba(245, 135, 31, .2);--hero-orb-a2: rgba(245, 135, 31, .06);--hero-orb-b: rgba(32, 22, 10, .7);--hero-orb-c: rgba(245, 135, 31, .1);--hero-wave-1: #f5871f;--hero-wave-2: 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.2s ease}.btn-primary{background:var(--gold);color:var(--app-text-on-accent)}.btn-primary:hover{background:var(--gold2);transform:translateY(-2px);box-shadow:var(--shadow)}.btn-outline{background:transparent;color:var(--band-ink);border:2px solid rgba(255,255,255,.5)}.btn-outline:hover{border-color:var(--band-ink);background:#ffffff14}.btn-dark{background:var(--band);color:var(--band-ink)}.btn-dark:hover{background:var(--band-2);transform:translateY(-2px);box-shadow:var(--shadow)}h1,h2,h3,h4{font-family:var(--font-heading);line-height:1.15}.fade-enter-active,.fade-leave-active{transition:opacity .25s ease}.fade-enter-from,.fade-leave-to{opacity:0}@keyframes slideUpIn{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}.hero-text>.tag{opacity:0;animation:slideUpIn .62s cubic-bezier(.22,1,.36,1) .12s forwards}.hero-text>h1{opacity:0;animation:slideUpIn .68s cubic-bezier(.22,1,.36,1) .26s forwards}.hero-text>p{opacity:0;animation:slideUpIn .62s cubic-bezier(.22,1,.36,1) .42s forwards}:root{--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 20px;--sp-6: 24px;--sp-8: 32px;--sp-10: 40px;--sp-12: 48px;--sp-16: 64px;--r-sm: 6px;--r-md: 10px;--r-lg: 14px;--r-xl: 20px;--r-full: 999px;--fs-2xs: .6875rem;--fs-xs: .75rem;--fs-sm: .8125rem;--fs-md: .9375rem;--fs-lg: 1.0625rem;--fs-xl: 1.3125rem;--fs-2xl: 1.75rem;--fs-3xl: 2.25rem;--font-mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Mono", Menlo, monospace;--label-spacing: .09em;--dur-fast: .12s;--dur: .2s;--dur-slow: .38s;--ease-out: cubic-bezier(.22, 1, .36, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--shell-sidebar: 248px;--shell-header: 56px;--tap-min: 44px}:root,:root[data-theme=light]{color-scheme:light;color-scheme:only light;--app-bg: #faf8f3;--app-surface: #ffffff;--app-surface-raised: #ffffff;--app-surface-sunken: #f3efe6;--app-surface-hover: #f6f2e9;--app-border: #e6e0d3;--app-border-strong: #d1c8b4;--app-text: #1f4d3a;--app-text-dim: #4a6656;--app-text-mute: #6e736f;--app-text-on-accent: #1f4d3a;--app-accent: #e8a830;--app-accent-hover: #d59720;--app-accent-press: #bd8317;--app-accent-soft: rgba(232, 168, 48, .15);--app-accent-line: rgba(154, 96, 6, .45);--app-accent-text: #8a5605;--app-success: #15803d;--app-success-soft: rgba(21, 128, 61, .12);--app-warn: #b45309;--app-warn-soft: rgba(180, 83, 9, .12);--app-danger: #b91c1c;--app-danger-soft: rgba(185, 28, 28, .1);--app-focus-ring: #1f4d3a;--el-1: 0 1px 2px rgba(31, 77, 58, .07), 0 1px 3px rgba(31, 77, 58, .05);--el-2: 0 4px 16px rgba(31, 77, 58, .1);--el-3: 0 12px 40px rgba(31, 77, 58, .16);--math-ink: #1f4d3a;--math-grid: rgba(31, 77, 58, .09);--math-axis: rgba(31, 77, 58, .35);--math-series-1: #d97706;--math-series-2: #0e7490;--math-series-3: #7c3aed;--math-series-4: #15803d;--skeleton-base: #ece7dc;--skeleton-sheen: rgba(255, 255, 255, .85);--scrim: rgba(31, 77, 58, .35);--bd-grid: rgba(31, 77, 58, .055);--bd-bloom-a: rgba(232, 168, 48, .2);--bd-bloom-b: rgba(31, 77, 58, .07);--bd-line: rgba(154, 96, 6, .2);--bd-ring: rgba(31, 77, 58, .09);--bd-dot: rgba(154, 96, 6, .22);--auth-panel: #173d2e;--auth-panel-glow: rgba(232, 168, 48, .22);--auth-panel-ink: #f6f4ee;--auth-panel-dim: rgba(246, 244, 238, .66);--auth-grid: rgba(255, 255, 255, .07);--auth-curve-1: #e8a830;--auth-curve-2: #f5c96a;--auth-curve-3: #7fd9a8}:root{--ill-text-vw: 1;--ill-bg: #191920;--ill-bg-deep: #0a0a0e;--ill-glow: rgba(245, 135, 31, .15);--ill-ink: #f4f4f5;--ill-ink-dim: rgba(244, 244, 245, .68);--ill-ink-mute: rgba(244, 244, 245, .44);--ill-line: rgba(244, 244, 245, .16);--ill-wrong: #f4685f;--ill-focus-dark: #a9500a;--ill-focus: #f5871f;--ill-focus-lite: #ffb862;--ill-subject-dark: #08414c;--ill-subject: #1c8494;--ill-subject-lite: #45bccd;--ill-second-dark: #57389f;--ill-second: #8b6cf0;--ill-second-lite: #c0a8ff;--ill-fluid-dark: #1b3a63;--ill-fluid: #3a6cab;--ill-fluid-lite: #7cabdd;--ill-ground-dark: #4f4022;--ill-ground: #806a3e;--ill-ground-lite: #b09a6c;--ill-extra-dark: #17724a;--ill-extra: #35b077;--ill-extra-lite: #74dda8;--ill-metal-dark: #4b5159;--ill-metal: #8e969f;--ill-metal-lite: #d3d8de;--ill-stone-dark: #6d6759;--ill-stone: #a9a293;--ill-stone-lite: #dcd6c8}:root[data-ill-palette=grove]{--ill-bg: #17392c;--ill-bg-deep: #0e241c;--ill-glow: rgba(232, 168, 48, .1);--ill-ink: #f2efe6;--ill-ink-dim: rgba(242, 239, 230, .66);--ill-ink-mute: rgba(242, 239, 230, .42);--ill-line: rgba(242, 239, 230, .18);--ill-focus-dark: #a86f12;--ill-focus: #d99a2b;--ill-focus-lite: #f0c266;--ill-subject-dark: #1d5b45;--ill-subject: #2f7d5f;--ill-subject-lite: #52a17e;--ill-second-dark: #8a3a28;--ill-second: #b85c44;--ill-second-lite: #d78a72;--ill-fluid-dark: #33505c;--ill-fluid: #4e7686;--ill-fluid-lite: #7ba3b3;--ill-ground-dark: #7a6a45;--ill-ground: #b09a6c;--ill-ground-lite: #d3c19b;--ill-extra-dark: #4a6b3c;--ill-extra: #6b9152;--ill-extra-lite: #97ba7c;--ill-metal-dark: #4f5752;--ill-metal: #8d9690;--ill-metal-lite: 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var(--app-accent-soft);--state-mastered: var(--app-success);--state-mastered-soft: var(--app-success-soft);--state-review: var(--app-danger);--state-review-soft: var(--app-danger-soft)}:root{--sk-ink: var(--app-surface);--sk-wash: rgba(232, 168, 48, .15)}:root[data-theme=dark]{--sk-ink: var(--app-bg);--sk-wash: rgba(245, 135, 31, .11)}[data-skill-palette=haven]{--sk-lo: #e9c98d;--sk-mid: #b36f00;--sk-hi: #5c3a00;--sk-glow: rgba(179, 111, 0, .17);--sk-fresh: #15803d;--sk-soon: #b36f00;--sk-due: #b91c1c;--sk-shade: #ece7dc}[data-skill-palette=tide]{--sk-lo: #9fd0e0;--sk-mid: #1a86ab;--sk-hi: #0a4f6c;--sk-glow: rgba(26, 134, 171, .18);--sk-fresh: #1a86ab;--sk-soon: #b7791f;--sk-due: #c2255c;--sk-shade: #e2eef2}[data-skill-palette=aurora]{--sk-lo: #c4b9f5;--sk-mid: #5b45cf;--sk-hi: #33208f;--sk-glow: rgba(91, 69, 207, .17);--sk-fresh: #0d9488;--sk-soon: #6d4bd8;--sk-due: #be2a78;--sk-shade: #e9e5f7}[data-skill-palette=moonlight]{--sk-lo: #b8c0d4;--sk-mid: #5b6785;--sk-hi: #232c44;--sk-glow: rgba(60, 75, 110, .15);--sk-fresh: #232c44;--sk-soon: #5b6785;--sk-due: #c2410c;--sk-shade: #e4e8f0}[data-skill-palette=dawn]{--sk-lo: #f0b7c6;--sk-mid: #c2315a;--sk-hi: #8a5a00;--sk-glow: rgba(194, 49, 90, .15);--sk-fresh: #8a5a00;--sk-soon: #c2315a;--sk-due: #a11846;--sk-shade: #f3e6ea}:root[data-theme=dark] [data-skill-palette=haven]{--sk-lo: #7a4310;--sk-mid: #f5871f;--sk-hi: #ffc58a;--sk-glow: rgba(245, 135, 31, .26);--sk-fresh: #4ecb8d;--sk-soon: #f5871f;--sk-due: #f4685f;--sk-shade: #26262b}:root[data-theme=dark] [data-skill-palette=tide]{--sk-lo: #1f6f8b;--sk-mid: #35b8dc;--sk-hi: #b9f0ff;--sk-glow: rgba(53, 184, 220, .27);--sk-fresh: #35b8dc;--sk-soon: #ffc857;--sk-due: #ff5d8f;--sk-shade: #1c2a33}:root[data-theme=dark] [data-skill-palette=aurora]{--sk-lo: #5747b8;--sk-mid: #9a85ff;--sk-hi: #e2dbff;--sk-glow: rgba(154, 133, 255, .3);--sk-fresh: #5eead4;--sk-soon: #a78bfa;--sk-due: #f472b6;--sk-shade: #25213d}:root[data-theme=dark] [data-skill-palette=moonlight]{--sk-lo: #5a6480;--sk-mid: #aeb9d6;--sk-hi: #f3f6ff;--sk-glow: rgba(190, 205, 240, .26);--sk-fresh: #f3f6ff;--sk-soon: #c9d2ea;--sk-due: #ff9a76;--sk-shade: #272b38}:root[data-theme=dark] [data-skill-palette=dawn]{--sk-lo: #8a4a63;--sk-mid: #ff8fab;--sk-hi: #ffe2a8;--sk-glow: rgba(255, 160, 150, .28);--sk-fresh: #ffe2a8;--sk-soon: #ff8fab;--sk-due: #ff5d8f;--sk-shade: #2e2228}:root[data-theme-switching] *,:root[data-theme-switching] *:before,:root[data-theme-switching] *:after{transition:none!important}@media(prefers-reduced-motion:reduce){:root:not([data-motion=full]){--dur-fast: 1ms;--dur: 1ms;--dur-slow: 1ms}}:root[data-motion=reduced]{--dur-fast: 1ms;--dur: 1ms;--dur-slow: 1ms}@media(prefers-reduced-motion:reduce){:root:not([data-motion=full]) *,:root:not([data-motion=full]) *:before,:root:not([data-motion=full]) *:after{animation-duration:1ms!important;animation-iteration-count:1!important;transition-duration:1ms!important;scroll-behavior:auto!important}}:root[data-motion=reduced] *,:root[data-motion=reduced] *:before,:root[data-motion=reduced] *:after{animation-duration:1ms!important;animation-iteration-count:1!important;transition-duration:1ms!important;scroll-behavior:auto!important}body.app-body{background:var(--app-bg)}body.nav-locked{overflow:hidden}.app-scope{background:var(--app-bg);color:var(--app-text);font-family:var(--font-body);font-size:var(--fs-md);min-height:100vh;min-height:100dvh}.app-scope h1,.app-scope h2,.app-scope h3,.app-scope h4{font-family:var(--font-heading);color:var(--app-text);line-height:1.2}.app-scope :focus-visible{outline:2px solid var(--app-focus-ring);outline-offset:2px;border-radius:var(--r-sm)}.app-scope :focus:not(:focus-visible){outline:none}.app-scope .tabular{font-variant-numeric:tabular-nums}.app-scope .mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}.app-scope .label{font-family:var(--font-mono);font-size:var(--fs-2xs);letter-spacing:var(--label-spacing);text-transform:uppercase;color:var(--app-text-mute)}.app-scope *{scrollbar-width:thin;scrollbar-color:var(--app-border-strong) transparent}.app-scope *::-webkit-scrollbar{width:10px;height:10px}.app-scope *::-webkit-scrollbar-track{background:transparent}.app-scope *::-webkit-scrollbar-thumb{background:var(--app-border-strong);border-radius:var(--r-full);border:3px solid transparent;background-clip:content-box}.app-scope .skip-link{position:absolute;left:var(--sp-4);top:var(--sp-4);z-index:300;padding:var(--sp-2) var(--sp-4);background:var(--app-surface-raised);color:var(--app-text);border:1px solid var(--app-border);border-radius:var(--r-md);transform:translateY(-200%);transition:transform var(--dur) var(--ease-out)}.app-scope .skip-link:focus{transform:translateY(0)}.app-skeleton{display:block;position:relative;overflow:hidden;background:var(--skeleton-base)}.app-skeleton:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,var(--skeleton-sheen),transparent);animation:app-shimmer 1.35s var(--ease-out) infinite}@media(prefers-reduced-motion:reduce){:root:not([data-motion=full]) .app-skeleton:after{display:none}}:root[data-motion=reduced] .app-skeleton:after{display:none}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}@keyframes app-shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}@keyframes app-rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes app-spin{to{transform:rotate(360deg)}}.app-scope .katex{color:var(--math-ink);font-size:1.05em}.app-scope .katex-display{margin:var(--sp-4) 0;overflow-x:auto;overflow-y:hidden}:root[data-text=sm]{--fs-2xs: .625rem;--fs-xs: .6875rem;--fs-sm: .75rem;--fs-md: .875rem;--fs-lg: 1rem;--fs-xl: 1.1875rem;--fs-2xl: 1.5rem;--fs-3xl: 2rem}:root[data-text=lg]{--fs-2xs: .75rem;--fs-xs: .8125rem;--fs-sm: .9375rem;--fs-md: 1.0625rem;--fs-lg: 1.1875rem;--fs-xl: 1.5rem;--fs-2xl: 2rem;--fs-3xl: 2.5rem}@media(max-width:640px){:root{--ill-text-vw: 1.45}}