@layer tokens{:root{--color-base-white:#fefefe;--color-deep-black:#1a1a1a;--color-charcoal-gray:#555;--color-shinku-red:#8b1538;--color-shinku-red-dark:#6b0f2a;--color-sumi-black:#2c2c2c;--color-usuzumi-gray:#f5f5f5;--color-success:#28a745;--color-success-bg:#f0fdf4;--color-warning:#8b4513;--color-error:#b91c1c;--color-error-bg:#fef2f2;--font-primary:"Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic Pro", sans-serif;--font-secondary:"Noto Serif JP", "Yu Mincho", serif;--fs-hero:2rem;--fs-h1:1.75rem;--fs-h2:1.5rem;--fs-h3:1.25rem;--fs-h4:1rem;--fs-h5:1rem;--fs-h6:.875rem;--fs-body-large:1rem;--fs-body:.875rem;--fs-small:.875rem;--fs-x-small:.75rem;--fs-caption:.75rem;--spacing-xs:.5rem;--spacing-sm:.75rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:2.5rem;--spacing-3xl:3rem;--spacing-4xl:3.5rem;--border-radius:0;--border-width:1px;--border-color:#e5e5e5;--color-inline-code-bg:#f3f4f6;--color-code-block-bg:#f8f9fa;--color-highlight:#fef3c7;--color-placeholder-bg:#e0dcd8;--color-shinku-red-subtle:#8b15381a;--color-shinku-red-glow:#8b15384d;--color-error-subtle:#ef44441a;--color-success-subtle:#10b9811a;--shadow-color-subtle:#0000001a;--hero-overlay-light:#fefefeeb;--hero-overlay-mid:#f5f5f5e0;--hero-overlay-dark:#1a1a1ad9;--shadow-image:0 8px 32px #0000001a;--shadow-tooltip:0 4px 12px #0000004d;--border-radius-rounded:6px;--border-radius-pill:15px;--max-width-full:1200px;--max-width-content:1200px;--max-width-reading:1200px;--max-width-narrow:1200px;--line-height-heading-tight:1.2;--line-height-heading:1.4;--line-height-body:1.6;--line-height-body-relaxed:1.8;--fw-display:700;--fw-heading:600;--fw-subheading:500;--frame-border:var(--border-width) solid var(--border-color);--frame-bg:var(--color-base-white);--frame-shadow:0 2px 8px #00000014;--frame-shadow-hover:0 8px 24px #0000001f;--frame-transition:box-shadow .3s ease, border-color .3s ease;--frame-accent-border-color:var(--color-shinku-red)}@media (width>=1024px){:root{--fs-hero:3rem;--fs-h1:2.5rem;--fs-h2:2rem;--fs-h3:1.375rem;--fs-h4:1.125rem;--fs-body:1rem;--fs-body-large:1.125rem;--spacing-sm:1rem;--spacing-md:1.5rem;--spacing-lg:2rem;--spacing-xl:3rem;--spacing-2xl:4rem;--spacing-3xl:5rem;--spacing-4xl:6rem}}}@layer reset{*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-primary);font-size:var(--fs-body);line-height:var(--line-height-body);color:var(--color-deep-black);background-color:var(--color-base-white);overflow-wrap:anywhere;flex-direction:column;min-height:100dvh;transition:background-color .3s,color .3s;display:flex}}@layer primitives{h1{font-size:var(--fs-h1);font-family:var(--font-secondary);font-weight:var(--fw-display);line-height:var(--line-height-heading);color:var(--color-deep-black);margin-bottom:var(--spacing-lg)}h2{font-size:var(--fs-h2);font-family:var(--font-secondary);font-weight:var(--fw-display);line-height:var(--line-height-heading);color:var(--color-deep-black);margin-bottom:var(--spacing-sm)}h3{font-size:var(--fs-h3);font-family:var(--font-secondary);font-weight:var(--fw-display);line-height:var(--line-height-heading);color:var(--color-deep-black);margin-bottom:var(--spacing-sm)}main{flex:1}.container{max-width:var(--max-width-full);padding:0 var(--spacing-md);margin:0 auto}.section{padding:var(--spacing-4xl) 0}.section:first-child{padding-top:0}@media (width>=1024px){.section:first-child{padding-top:var(--spacing-4xl)}}.section-title{text-align:center;margin-bottom:var(--spacing-4xl)}.section-alt{background-color:var(--color-usuzumi-gray)}.pagination{justify-content:center;align-items:center;gap:var(--spacing-sm);margin-top:var(--spacing-lg);display:flex}.brush-stroke{background:linear-gradient(90deg, transparent 0%, var(--color-shinku-red) 20%, var(--color-shinku-red) 80%, transparent 100%);opacity:.6;width:100%;height:2px}.card-frame{background:var(--frame-bg);border:var(--frame-border);border-radius:var(--border-radius);box-shadow:var(--frame-shadow);transition:var(--frame-transition);color:inherit;flex-direction:column;text-decoration:none;display:flex;overflow:hidden}.card-frame:hover{box-shadow:var(--frame-shadow-hover)}.card-image{aspect-ratio:16/9;object-fit:cover;flex-shrink:0;width:100%;height:auto}.card-content{padding:var(--spacing-md);flex-direction:column;flex-grow:1;display:flex}.card-placeholder{aspect-ratio:16/9;justify-content:center;align-items:center;width:100%;display:flex}.card-placeholder-logo{background-image:url(/assets/images/logo.webp);background-position:50%;background-repeat:no-repeat;background-size:contain;width:60%;height:60%}.card--no-image .card-placeholder{background:var(--color-placeholder-bg)}.card--no-image .card-placeholder-logo{opacity:.2}.text-clamp-3{-webkit-line-clamp:3;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.card-header{margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--border-color)}.card-title{font-family:var(--font-secondary);font-size:var(--fs-h2);font-weight:var(--fw-heading);color:var(--color-deep-black);line-height:var(--line-height-heading);letter-spacing:.02em;margin-bottom:0}.card-description{color:var(--color-charcoal-gray);font-size:var(--fs-small);line-height:var(--line-height-body);margin-top:var(--spacing-sm)}}@layer components{.btn{border-radius:var(--border-radius);font-family:var(--font-primary);font-size:var(--fs-body);font-weight:var(--fw-subheading);cursor:pointer;text-align:center;border:none;padding:12px 24px;text-decoration:none;transition:background-color .2s,color .2s,border-color .2s,box-shadow .2s;display:inline-block}.btn:focus-visible{outline:2px solid var(--color-shinku-red);outline-offset:2px}.btn-ghost{color:var(--color-deep-black);border:var(--border-width) solid var(--border-color);background-color:#0000}.btn-ghost:hover{background-color:var(--color-usuzumi-gray);border-color:var(--color-charcoal-gray)}.search-section{background:var(--frame-bg);border:var(--frame-border);border-radius:var(--border-radius);box-shadow:var(--frame-shadow);margin-bottom:2rem;padding:2rem}.search-group{margin-bottom:2rem}.form-label{font-size:var(--fs-small);font-weight:var(--fw-subheading);color:var(--color-deep-black);margin-bottom:.5rem;display:block}.search-input-wrapper{position:relative}.search-input{border:1px solid var(--border-color);border-radius:var(--border-radius);width:100%;font-size:var(--fs-body);background:var(--color-base-white);color:var(--color-deep-black);padding:.75rem 1rem .75rem 2.5rem;transition:border-color .2s}.search-input:focus{border-color:var(--color-shinku-red);box-shadow:0 0 0 2px var(--color-shinku-red-subtle);outline:none}.search-icon{color:var(--color-charcoal-gray);pointer-events:none;position:absolute;top:50%;left:.75rem;transform:translateY(-50%)}.search-icon .icon{width:1.25rem;height:1.25rem}.search-actions{justify-content:flex-end;display:flex}.btn-clear{color:var(--color-charcoal-gray);font-size:var(--fs-small);cursor:pointer;background:0 0;border:none;padding:.5rem 1rem;transition:color .2s}.btn-clear:hover{color:var(--color-deep-black)}.no-results{text-align:center;padding:4rem 2rem}.no-results-icon{color:var(--color-charcoal-gray);margin-bottom:1rem;font-size:4rem}.no-results-title{color:var(--color-deep-black);font-size:var(--fs-h4);font-weight:var(--fw-heading);margin-bottom:1rem}.no-results-text{color:var(--color-charcoal-gray);font-size:var(--fs-body)}.empty-state{text-align:center;color:var(--color-charcoal-gray);background:var(--frame-bg);border:var(--frame-border);border-radius:var(--border-radius);box-shadow:var(--frame-shadow);padding:3rem}.markdown-content{line-height:var(--line-height-body-relaxed);color:var(--color-charcoal-gray)}.markdown-content h2,.markdown-content h3,.markdown-content h4,.markdown-content h5{color:var(--color-deep-black);font-family:var(--font-secondary);font-weight:var(--fw-heading);font-size:var(--fs-body);margin-top:var(--spacing-lg);margin-bottom:var(--spacing-lg);border-left:4px solid var(--color-shinku-red);padding-left:var(--spacing-sm);letter-spacing:.025em;text-align:left}.markdown-content h2{font-size:var(--fs-h2);font-weight:var(--fw-display)}.markdown-content h3{font-size:var(--fs-h3);border-bottom:2px solid var(--color-usuzumi-gray);padding-bottom:.5rem}.markdown-content h4{font-size:var(--fs-small);border-left-width:2px}.markdown-content h5{font-size:var(--fs-small);font-weight:var(--fw-subheading);border-left-width:1px}.markdown-content p{margin-bottom:var(--spacing-md);line-height:var(--line-height-body-relaxed);color:var(--color-charcoal-gray);font-size:var(--fs-body);letter-spacing:.015em}.markdown-content p:last-child{margin-bottom:0}.markdown-content ul,.markdown-content ol{margin-bottom:var(--spacing-md);padding-left:var(--spacing-sm)}.markdown-content ul ul,.markdown-content ol ul{margin-top:var(--spacing-xs);margin-bottom:var(--spacing-xs);padding-left:var(--spacing-md);list-style-type:circle}.markdown-content ul ol,.markdown-content ol ol{margin-top:var(--spacing-xs);margin-bottom:var(--spacing-xs);padding-left:var(--spacing-md);list-style-type:lower-alpha}.markdown-content ul ul ul,.markdown-content ol ul ul{list-style-type:square}.markdown-content ul ol ol,.markdown-content ol ol ol{list-style-type:lower-roman}.markdown-content li{margin-bottom:var(--spacing-xs);line-height:var(--line-height-body-relaxed);color:var(--color-charcoal-gray);letter-spacing:.015em}.markdown-content strong{color:var(--color-deep-black);font-weight:var(--fw-heading)}.markdown-content em{color:var(--color-shinku-red);font-style:italic}.markdown-content del{color:var(--color-charcoal-gray);opacity:.6;text-decoration:line-through}.markdown-content a{color:var(--color-shinku-red);text-underline-offset:2px;text-decoration:underline;transition:color .2s}.markdown-content a:hover,.markdown-content a:visited{color:var(--color-shinku-red-dark)}.markdown-content a:focus-visible{outline:2px solid var(--color-shinku-red);outline-offset:2px}.markdown-content blockquote{margin:var(--spacing-lg) 0;padding:var(--spacing-md);background-color:var(--color-usuzumi-gray);border-left:4px solid var(--color-shinku-red);border-radius:var(--border-radius);color:var(--color-charcoal-gray);font-style:italic}.markdown-content blockquote p{margin:0;padding:0}.markdown-content code{background-color:var(--color-inline-code-bg);color:var(--color-deep-black);border-radius:3px;padding:.2rem .4rem;font-size:.9em}.markdown-content pre{background-color:var(--color-code-block-bg);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:var(--spacing-sm);margin:var(--spacing-md) 0;font-size:var(--fs-small);overflow-x:auto}.markdown-content pre code{color:var(--color-deep-black);background:0 0;border-radius:0;padding:0}.markdown-content table{border-collapse:collapse;width:auto;margin:var(--spacing-md) 0;font-size:var(--fs-body);-webkit-overflow-scrolling:touch;display:block;overflow-x:auto}.markdown-content th,.markdown-content td{border:1px solid var(--border-color);padding:var(--spacing-sm);text-align:left}.markdown-content th{background-color:var(--color-usuzumi-gray);font-weight:var(--fw-heading);color:var(--color-deep-black)}.markdown-content td{color:var(--color-charcoal-gray)}.markdown-content img{border-radius:var(--border-radius);max-width:100%;height:auto;margin:var(--spacing-md) 0;box-shadow:0 4px 16px var(--shadow-color-subtle)}.markdown-content hr{border:none;border-top:2px solid var(--color-usuzumi-gray);margin:var(--spacing-xl) 0}.markdown-content .video-container{aspect-ratio:16/9;margin:var(--spacing-md) 0;border-radius:var(--border-radius-rounded);box-shadow:var(--shadow-image);position:relative;overflow:hidden}.markdown-content .video-container iframe{border:none;width:100%;height:100%}.markdown-content .video-facade{cursor:pointer}.markdown-content .video-facade .video-facade-thumbnail{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.markdown-content .video-facade .video-facade-play{cursor:pointer;background:0 0;border:none;padding:0;line-height:0;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.markdown-content .video-facade:hover .video-facade-play path:first-child,.markdown-content .video-facade:focus-within .video-facade-play path:first-child{fill:var(--color-shinku-red);fill-opacity:1}.markdown-content--framed h1{font-size:var(--fs-h3);font-weight:var(--fw-display);color:var(--color-deep-black);margin-top:0;margin-bottom:var(--spacing-sm);letter-spacing:.025em;border-left:none;padding-left:0}.markdown-content--framed h2,.markdown-content--framed h3,.markdown-content--framed h4,.markdown-content--framed h5{border-left:3px solid var(--color-shinku-red);padding-left:var(--spacing-sm);margin-top:var(--spacing-lg);margin-bottom:var(--spacing-lg);font-family:var(--font-secondary)}.markdown-content--framed h2{font-size:var(--fs-h3)}.markdown-content--framed h3{font-size:var(--fs-h4);border-bottom:1px solid var(--color-usuzumi-gray);padding-bottom:.375rem}.markdown-content--framed>:first-child{margin-top:0}.markdown-content--framed p{margin-bottom:var(--spacing-sm);padding-left:0}.markdown-content--framed ul,.markdown-content--framed ol{padding-left:var(--spacing-sm);margin-bottom:var(--spacing-sm)}.markdown-content--framed li{margin-bottom:.375rem}.markdown-content--framed blockquote{margin:var(--spacing-sm) 0;padding:var(--spacing-sm)}.markdown-content--framed hr{margin:var(--spacing-lg) 0}}@layer utilities{.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}}@layer overrides;.nav[data-astro-cid-yxete6jp]{background-color:var(--color-base-white);border-bottom:var(--border-width) solid var(--border-color);padding:var(--spacing-sm) 0;z-index:100;position:sticky;top:0}.nav-container[data-astro-cid-yxete6jp]{max-width:var(--max-width-full);padding:0 var(--spacing-md);justify-content:space-between;align-items:center;margin:0 auto;display:flex}.nav-logo[data-astro-cid-yxete6jp]{font-size:var(--fs-h2);font-family:var(--font-secondary);font-weight:var(--fw-heading);color:var(--color-deep-black);text-decoration:none}.nav-logo-text[data-astro-cid-yxete6jp]{margin-top:-5px;line-height:1}.hamburger[data-astro-cid-yxete6jp]{cursor:pointer;width:48px;height:48px;color:var(--color-deep-black);z-index:250;background:0 0;border:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:12px;display:flex;position:relative}.hamburger-line[data-astro-cid-yxete6jp]{transform-origin:50%;background-color:currentColor;width:24px;height:2px;transition:transform .3s,opacity .2s;display:block}.hamburger[data-astro-cid-yxete6jp][aria-expanded=true]{opacity:0;pointer-events:none}.nav-drawer[data-astro-cid-yxete6jp]{z-index:200;width:280px;height:100dvh;transition:transform .3s;position:fixed;top:0;right:0;transform:translate(100%)}.nav-drawer[data-astro-cid-yxete6jp].is-open{transform:translate(0)}.nav-close[data-astro-cid-yxete6jp]{cursor:pointer;width:48px;height:48px;color:var(--color-base-white);opacity:0;visibility:hidden;background:0 0;border:none;justify-content:center;align-items:center;transition:opacity .3s,visibility .3s;display:flex;position:absolute;top:0;left:-48px}.nav-drawer[data-astro-cid-yxete6jp].is-open .nav-close[data-astro-cid-yxete6jp]{opacity:1;visibility:visible}.nav-close-line[data-astro-cid-yxete6jp]{background-color:currentColor;width:24px;height:2px;position:absolute}.nav-close-line[data-astro-cid-yxete6jp]:first-child{transform:rotate(45deg)}.nav-close-line[data-astro-cid-yxete6jp]:nth-child(2){transform:rotate(-45deg)}.nav-backdrop[data-astro-cid-yxete6jp]{z-index:150;opacity:0;visibility:hidden;background:#00000080;transition:opacity .3s,visibility .3s;position:fixed;inset:0}.nav-backdrop[data-astro-cid-yxete6jp].is-open{opacity:1;visibility:visible}.nav-menu[data-astro-cid-yxete6jp]{background:var(--color-base-white);height:100%;margin:0;padding:0;list-style:none;overflow-y:auto;box-shadow:-4px 0 12px #0000001a}.nav-link[data-astro-cid-yxete6jp]{color:var(--color-charcoal-gray);font-weight:var(--fw-subheading);padding:12px var(--spacing-lg);border-bottom:var(--border-width) solid var(--border-color);text-decoration:none;transition:color .2s,background-color .2s;display:block}.nav-link[data-astro-cid-yxete6jp]:hover{color:var(--color-shinku-red);background-color:var(--color-usuzumi-gray)}.nav-active[data-astro-cid-yxete6jp]{font-weight:var(--fw-heading);color:var(--color-shinku-red)!important}@media (width>=1024px){.hamburger[data-astro-cid-yxete6jp],.nav-backdrop[data-astro-cid-yxete6jp]{display:none}.nav-drawer[data-astro-cid-yxete6jp]{width:auto;height:auto;position:static;transform:none}.nav-close[data-astro-cid-yxete6jp]{display:none}.nav-menu[data-astro-cid-yxete6jp]{gap:var(--spacing-lg);height:auto;box-shadow:none;background:0 0;flex-direction:row;padding:0;display:flex;overflow:visible}.nav-link[data-astro-cid-yxete6jp]{text-align:center;background:0 0;border-bottom:none;padding:0}.nav-link[data-astro-cid-yxete6jp]:hover{background-color:#0000}}.footer[data-astro-cid-jo6i4kqk]{background-color:var(--color-sumi-black);color:var(--color-base-white);padding:var(--spacing-2xl) 0 var(--spacing-lg)}.footer-inner[data-astro-cid-jo6i4kqk]{max-width:var(--max-width-full);margin:0 auto}.footer-title[data-astro-cid-jo6i4kqk]{font-size:var(--fs-h3);font-weight:var(--fw-heading);font-family:var(--font-secondary);letter-spacing:.04em;color:var(--color-base-white);margin-bottom:var(--spacing-md)}@media (width>=1024px){.footer-title[data-astro-cid-jo6i4kqk]{font-size:var(--fs-h2)}}.footer-description[data-astro-cid-jo6i4kqk]{font-size:var(--fs-body);line-height:var(--line-height-body-relaxed);color:var(--color-base-white);opacity:.85;text-wrap:pretty;margin-bottom:var(--spacing-xl)}.footer-social[data-astro-cid-jo6i4kqk]{margin-bottom:var(--spacing-xl)}.footer-social-list[data-astro-cid-jo6i4kqk]{gap:var(--spacing-xs);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.footer-social-link[data-astro-cid-jo6i4kqk]{width:44px;height:44px;color:var(--color-base-white);opacity:.85;justify-content:center;align-items:center;transition:opacity .2s;display:inline-flex}.footer-social-link[data-astro-cid-jo6i4kqk]:hover,.footer-social-link[data-astro-cid-jo6i4kqk]:focus-visible{opacity:1}.footer-social-icon[data-astro-cid-jo6i4kqk]{align-items:center;line-height:1;display:inline-flex}.footer-social-icon[data-astro-cid-jo6i4kqk] svg{width:20px;height:20px}.footer-separator[data-astro-cid-jo6i4kqk]{background:linear-gradient(90deg, transparent 0%, var(--color-shinku-red) 20%, var(--color-shinku-red) 80%, transparent 100%);opacity:.4;width:100%;height:2px;margin-bottom:var(--spacing-lg)}.footer-copyright[data-astro-cid-jo6i4kqk]{text-align:center;color:var(--color-base-white);opacity:.5;font-size:var(--fs-caption);margin:0}.test-environment[data-astro-cid-fp7cbjko]{color:#fff;background:#f44;animation:.3s ease-out slideDown;box-shadow:0 2px 4px #0000001a}.test-environment-content[data-astro-cid-fp7cbjko]{text-align:center;justify-content:center;align-items:center;gap:.5rem;padding:.5rem;display:flex}.test-environment-text[data-astro-cid-fp7cbjko]{font-weight:var(--fw-display);font-size:.875rem;line-height:var(--line-height-heading-tight)}@keyframes slideDown{0%{transform:translateY(-100%)}to{transform:translateY(0)}}.skip-link[data-astro-cid-z4jru4n3]{z-index:10000;background:var(--color-bg);color:var(--color-text);font-weight:var(--fw-display);padding:.5rem 1rem;text-decoration:none;position:absolute;top:-100%;left:0}.skip-link[data-astro-cid-z4jru4n3]:focus{top:0}