ol,ul{box-sizing:border-box}:root{--wp-block-synced-color:#7a00df;--wp-block-synced-color--rgb:122,0,223;--wp-bound-block-color:var(--wp-block-synced-color);--wp-editor-canvas-background:#ddd;--wp-admin-theme-color:#007cba;--wp-admin-theme-color--rgb:0,124,186;--wp-admin-theme-color-darker-10:#006ba1;--wp-admin-theme-color-darker-10--rgb:0,107,160.5;--wp-admin-theme-color-darker-20:#005a87;--wp-admin-theme-color-darker-20--rgb:0,90,135;--wp-admin-border-width-focus:2px}@media (min-resolution:192dpi){:root{--wp-admin-border-width-focus:1.5px}}:root{--wp--preset--font-size--normal:16px;--wp--preset--font-size--huge:42px}.screen-reader-text{border:0;clip-path:inset(50%);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px;word-wrap:normal!important}.screen-reader-text:focus{background-color:#ddd;clip-path:none;color:#444;display:block;font-size:1em;height:auto;left:5px;line-height:normal;padding:15px 23px 14px;text-decoration:none;top:5px;width:auto;z-index:100000}:root{--op-primary:#055a8e;--op-primary-light:#e8f4fd;--op-accent:#e74c3c;--op-accent-soft:#fff5f5;--op-bg:#f5f6fa;--op-bg-white:#ffffff;--op-bg-card:#ffffff;--op-bg-card-hover:#fafbff;--op-text:#333333;--op-text-light:#777888;--op-text-dark:#1a1a2e;--op-border:#e2e5ee;--op-border-light:#f0f1f5;--op-radius:8px;--op-radius-lg:12px;--op-shadow:0 2px 12px rgba(0,0,0,0.06);--op-shadow-hover:0 8px 24px rgba(0,0,0,0.10);--op-font:'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;--op-sidebar-w:280px;--op-content-max:1200px;--op-gold:#d4a017;--op-silver:#8c8c8c;--op-bronze:#b87333}*,::after,::before{box-sizing:border-box;margin:0;padding:0}html{font-size:15px;scroll-behavior:smooth}body{font-family:var(--op-font);background:var(--op-bg);color:var(--op-text);line-height:1.7;min-height:100vh}a{color:var(--op-primary);text-decoration:none;transition:color .2s}a:hover{color:#2980b9}img{max-width:100%;height:auto;display:block}.op-wrapper{display:flex;min-height:100vh;max-width:1440px;margin:0 auto}.op-main{flex:1;min-width:0;order:1}.op-sidebar{width:var(--op-sidebar-w);background:var(--op-bg-white);border-left:1px solid var(--op-border);padding:24px 16px;order:2;flex-shrink:0}.op-content{padding:20px 24px}.op-header{border-bottom:1px solid var(--op-border);position:sticky;top:0;z-index:90;box-shadow:0 1px 4px rgb(0 0 0/.04);background:var(--op-bg-white);-webkit-transform:translateZ(0);transform:translateZ(0);-webkit-backface-visibility:hidden;backface-visibility:hidden;will-change:transform}.op-header__inner{max-width:1440px;margin:0 auto;padding:10px 24px;display:flex;align-items:center;justify-content:space-between}.op-header__logo{font-size:1.3rem;font-weight:700}.op-header__logo a{color:inherit;text-decoration:none}.op-header__menu{list-style:none;display:flex;align-items:center;gap:0;margin:0;padding:0}.op-header__menu li{display:inline-block;position:relative}.op-header__nav a{color:inherit;margin-left:20px;font-size:.9rem;font-weight:500;opacity:.85}.op-header__nav a:hover{opacity:1}.op-hamburger{display:none;flex-direction:column;gap:5px;background:0 0;border:0;cursor:pointer;padding:4px;z-index:100}.op-hamburger span{display:block;width:24px;height:2px;background:currentColor;transition:transform .3s,opacity .3s}.op-mobile-menu{position:fixed;top:0;right:-300px;width:300px;height:100vh;background:var(--op-bg-white);z-index:95;overflow-y:auto;transition:right .3s ease;box-shadow:-4px 0 20px rgb(0 0 0/.1);padding:60px 16px 24px}.op-mobile-menu__list{list-style:none;margin:0;padding:0}.op-mobile-menu__list li,.op-sidebar .widget{border-bottom:1px solid var(--op-border-light)}.op-mobile-menu__list a{display:block;padding:12px 8px;color:var(--op-text);font-size:.95rem}.op-mobile-menu__list a:hover{background:var(--op-primary-light)}.op-mobile-overlay{display:none;position:fixed;inset:0;background:rgb(0 0 0/.4);z-index:94}.op-sidebar .widget{padding:16px 0}.op-sidebar .widget:last-child{border-bottom:none}.op-sidebar .widget-title{font-size:.85rem;font-weight:700;color:var(--op-text-dark);margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--op-primary)}.op-sidebar .widget ul{list-style:none}.op-sidebar .widget ul li a{display:block;padding:6px 0;color:var(--op-text);font-size:.88rem;border-bottom:1px solid var(--op-border-light);transition:padding .2s}.op-sidebar .widget ul li a:hover{color:var(--op-primary);padding-left:4px}.op-footer{color:var(--op-text-light);font-size:.82rem;margin-top:48px}@media (max-width:900px){.op-sidebar{display:none}.op-main{margin-left:0!important;margin-right:0!important}}.op-breadcrumb{padding:10px 20px;font-size:.82rem;color:var(--op-text-light)}.op-bread{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:0}.op-bread__item{display:inline-flex;align-items:center}.op-bread__item a,.op-footer__menu li a:hover{color:var(--op-primary)}.op-share{margin:32px 0;text-align:center}.op-footer__menu li a,.op-share__label{color:var(--op-text-light);font-size:.85rem}.op-share__label{font-weight:600;margin-bottom:10px}.op-share__buttons{display:flex;justify-content:center;gap:8px;flex-wrap:wrap}.op-share__btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:6px;font-size:.82rem;font-weight:600;color:#fff;text-decoration:none;transition:opacity .2s}.op-share__btn:hover{opacity:.85;color:#fff}.op-share--twitter{background:#1da1f2}.op-share--facebook{background:#1877f2}.op-share--line{background:#06c755}.op-share--hatena{background:#00a4de}.op-share--pocket{background:#ef4056}@media (max-width:600px){.op-share__btn span{display:none}}.op-footer{background:var(--op-bg-white);border-top:1px solid var(--op-border);padding:24px 20px;text-align:center}.op-footer__inner{max-width:1440px;margin:0 auto}.op-footer__menu{list-style:none;margin:0 0 12px;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:4px}.op-footer__menu li a{padding:4px 12px;text-decoration:none}.op-footer__copy{font-size:.8rem;color:var(--op-text-light)}.op-sidebar-sticky{position:sticky;top:80px;max-height:calc(100vh - 100px);overflow-y:auto}.op-page{max-width:900px;margin:0 auto}.op-page__title{font-size:1.4rem;font-weight:700;color:var(--op-text-dark);margin-bottom:20px;padding-bottom:12px;border-bottom:3px solid var(--op-primary)}.op-page__body{background:var(--op-bg-card);border-radius:var(--op-radius-lg);padding:28px;line-height:1.9;box-shadow:var(--op-shadow)}.op-page__body p{margin-bottom:14px}@media (max-width:768px){.op-wrapper{flex-direction:column}.op-sidebar{width:100%;border-left:none;border-top:1px solid var(--op-border);order:2}.op-main{order:1}.op-header__nav{display:none}.op-hamburger{display:flex}.op-content{padding:16px 12px}}