.theme-toggle[data-astro-cid-lfoluaxz]{position:relative;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:8px;cursor:pointer;color:var(--color-text-muted);transition:color var(--transition-base)}.theme-toggle[data-astro-cid-lfoluaxz]:hover{color:var(--color-text)}.toggle-icon[data-astro-cid-lfoluaxz]{width:20px;height:20px;position:absolute;transition:opacity var(--transition-fast),transform var(--transition-fast)}.sun-icon[data-astro-cid-lfoluaxz]{opacity:0;transform:rotate(-90deg) scale(.5)}.moon-icon[data-astro-cid-lfoluaxz],[data-theme=dark] .sun-icon[data-astro-cid-lfoluaxz]{opacity:1;transform:rotate(0) scale(1)}[data-theme=dark] .moon-icon[data-astro-cid-lfoluaxz]{opacity:0;transform:rotate(90deg) scale(.5)}.lang-toggle[data-astro-cid-got23tqz]{position:relative;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:8px;cursor:pointer;color:var(--color-text-muted);transition:color var(--transition-base)}.lang-toggle[data-astro-cid-got23tqz]:hover{color:var(--color-text)}.lang-toggle-label[data-astro-cid-got23tqz]{font-size:.75rem;font-weight:600;letter-spacing:.02em;position:absolute;transition:opacity var(--transition-fast),transform var(--transition-fast)}.lang-toggle-ja[data-astro-cid-got23tqz]{opacity:1;transform:scale(1)}.lang-toggle-en[data-astro-cid-got23tqz],[data-lang=en] .lang-toggle-ja[data-astro-cid-got23tqz]{opacity:0;transform:scale(.5)}[data-lang=en] .lang-toggle-en[data-astro-cid-got23tqz]{opacity:1;transform:scale(1)}:root,[data-theme=light]{--color-bg: #fafafa;--color-bg-elevated: #ffffff;--color-bg-subtle: #f5f5f5;--color-text: #171717;--color-text-secondary: #404040;--color-text-muted: #737373;--color-accent: #171717;--color-accent-soft: rgba(23, 23, 23, .06);--color-award: #c45d35;--color-award-soft: rgba(196, 93, 53, .08);--color-border: rgba(0, 0, 0, .08);--atcoder-gray: #808080;--atcoder-brown: #804000;--atcoder-green: #008000;--atcoder-cyan: #00C0C0;--atcoder-blue: #0000FF;--atcoder-yellow: #C0C000;--atcoder-orange: #FF8000;--atcoder-red: #FF0000}[data-theme=dark]{--color-bg: #0a0a0a;--color-bg-elevated: #141414;--color-bg-subtle: #1a1a1a;--color-text: #fafafa;--color-text-secondary: #d4d4d4;--color-text-muted: #737373;--color-accent: #fafafa;--color-accent-soft: rgba(250, 250, 250, .06);--color-award: #e07048;--color-award-soft: rgba(224, 112, 72, .1);--color-border: rgba(255, 255, 255, .08);--atcoder-gray: #999999;--atcoder-brown: #A85000;--atcoder-green: #00B000;--atcoder-cyan: #00E0E0;--atcoder-blue: #4040FF;--atcoder-yellow: #E0E000;--atcoder-orange: #FFA040;--atcoder-red: #FF4040}:root{--font-display: "Noto Sans JP", sans-serif;--font-body: "Inter", "Noto Sans JP", sans-serif;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4.5rem;--space-4xl: 6rem;--space-5xl: 8rem;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .4s cubic-bezier(.4, 0, .2, 1)}[data-lang=ja] .lang-en,[data-lang=en] .lang-ja{display:none!important}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-body);background:var(--color-bg);color:var(--color-text);line-height:1.75;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-weight:400;transition:background-color var(--transition-base),color var(--transition-base)}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.35;color:var(--color-text)}p{line-height:1.8}a{color:inherit;text-decoration:none}::selection{background:var(--color-accent-soft);color:var(--color-text)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}.section{margin-bottom:var(--space-3xl)}@media (max-width: 768px){.section{margin-bottom:var(--space-2xl)}}.global-toggles{position:fixed;top:var(--space-lg);right:var(--space-lg);display:flex;align-items:center;gap:var(--space-xs);z-index:100}@media (max-width: 768px){.global-toggles{top:var(--space-md);right:var(--space-md)}}.see-more-wrapper[data-astro-cid-vhkwvgqe]{display:flex;justify-content:center;padding:var(--space-3xl) 0}.see-more-btn[data-astro-cid-vhkwvgqe]{display:flex;flex-direction:row;align-items:center;gap:var(--space-md);padding:var(--space-md) var(--space-xl);background:transparent;border:1.5px solid var(--color-text);border-radius:30px;cursor:pointer;color:var(--color-text);transition:background var(--transition-base),color var(--transition-base)}.see-more-btn[data-astro-cid-vhkwvgqe]:hover{background:var(--color-text);color:var(--color-bg)}.see-more-text[data-astro-cid-vhkwvgqe]{font-size:.85rem;font-weight:600;letter-spacing:.08em}.see-more-icon[data-astro-cid-vhkwvgqe]{width:16px;height:16px;transition:transform var(--transition-base)}.see-more-btn[data-astro-cid-vhkwvgqe]:hover .see-more-icon[data-astro-cid-vhkwvgqe]{transform:translateY(2px)}.nav-modal[data-astro-cid-vhkwvgqe]{position:fixed;inset:0;z-index:1000;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fffc;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}[data-theme=dark] .nav-modal[data-astro-cid-vhkwvgqe]{background:#0a0a0ad9}.nav-modal[data-astro-cid-vhkwvgqe].is-open{opacity:1;visibility:visible}.nav-modal-close[data-astro-cid-vhkwvgqe]{position:absolute;top:var(--space-xl);right:var(--space-xl);display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:transparent;border:none;border-radius:50%;cursor:pointer;color:var(--color-text-muted);transition:color var(--transition-base),background var(--transition-base)}.nav-modal-close[data-astro-cid-vhkwvgqe]:hover{color:var(--color-text);background:var(--color-bg-subtle)}.close-icon[data-astro-cid-vhkwvgqe]{width:24px;height:24px}.nav-modal-content[data-astro-cid-vhkwvgqe]{display:flex;flex-direction:column;gap:var(--space-lg);padding:var(--space-xl);width:100%;max-width:400px}.nav-modal-link[data-astro-cid-vhkwvgqe]{display:flex;flex-direction:column;align-items:center;text-align:center;gap:var(--space-xs);padding:var(--space-xl);text-decoration:none;color:inherit;border-radius:12px;transition:background var(--transition-base)}.nav-modal-link[data-astro-cid-vhkwvgqe]:hover{background:var(--color-bg-subtle)}.nav-link-title[data-astro-cid-vhkwvgqe]{font-size:1.5rem;font-weight:600;color:var(--color-text)}.nav-link-desc[data-astro-cid-vhkwvgqe]{font-size:.9rem;color:var(--color-text-muted)}@media (max-width: 768px){.see-more-wrapper[data-astro-cid-vhkwvgqe]{padding:var(--space-2xl) 0}.nav-modal-close[data-astro-cid-vhkwvgqe]{top:var(--space-lg);right:var(--space-lg)}.nav-modal-content[data-astro-cid-vhkwvgqe],.nav-modal-link[data-astro-cid-vhkwvgqe]{padding:var(--space-lg)}.nav-link-title[data-astro-cid-vhkwvgqe]{font-size:1.25rem}}