:root{--ibj-blue: #005BAC;--ibj-blue-dark: #004080;--ibj-orange: #FF6600;--ibj-orange-hover: #E65C00;--ibj-text-main: #333333;--ibj-text-sub: #666666;--ibj-border: #E8E8E8;--ibj-bg-gray: #F7F9FA;--font-sans: "Noto Sans JP", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;overflow-x:hidden;background-color:#fff;color:var(--ibj-text-main);font-family:var(--font-sans);line-height:1.85;letter-spacing:.02em;-webkit-font-smoothing:antialiased}.ibj-page-wrapper{max-width:820px;margin:0 auto;padding:0 1.25rem 6rem}.ibj-header{width:100%;background:#fff;border-bottom:1px solid #EEEEEE;position:sticky;top:0;z-index:900}.ibj-header-inner{max-width:820px;margin:0 auto;height:62px;display:flex;justify-content:space-between;align-items:stretch;padding:0 0 0 1rem}.ibj-logo-group{display:flex;flex-direction:column;justify-content:center;text-decoration:none}.ibj-logo-sub{font-size:.65rem;color:#777;line-height:1.1;letter-spacing:.05em}.ibj-logo-main{font-family:Shippori Mincho,serif;font-size:1.35rem;font-weight:700;color:var(--ibj-blue);line-height:1.2;letter-spacing:.02em}.ibj-header-actions{display:flex;align-items:stretch}.ibj-header-cta{background:var(--ibj-orange);color:#fff!important;text-decoration:none;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:0 1.25rem;font-weight:700;font-size:.85rem;line-height:1.2;transition:background .2s ease;white-space:nowrap}.ibj-header-cta i{font-size:1rem;margin-bottom:2px}.ibj-header-cta:hover{background:var(--ibj-orange-hover)}.ibj-nav-toggle{width:58px;background:transparent;border:none;border-left:1px solid #EEEEEE;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;padding:0}.ibj-nav-toggle span{display:block;width:22px;height:2px;background-color:#333;transition:all .3s ease}article{padding-top:2.5rem}h1{font-size:1.75rem;font-weight:700;color:var(--ibj-blue);line-height:1.45;margin-bottom:2rem;letter-spacing:-.01em}img{width:100%;height:auto;border-radius:4px;margin:1.75rem 0;display:block}h2{font-size:1.35rem;font-weight:700;color:#1a1a1a;margin:3.5rem 0 1.5rem;padding-bottom:.75rem;border-bottom:2px solid var(--ibj-blue);line-height:1.4;display:flex;align-items:center}h3{font-size:1.15rem;font-weight:700;color:var(--ibj-blue);margin:2.25rem 0 1rem;line-height:1.5}p{font-size:1.05rem;color:var(--ibj-text-main);line-height:1.95;margin-bottom:1.75rem;font-weight:400}strong{color:#1a1a1a!important;font-weight:700!important;background:linear-gradient(transparent 60%,#e4b95073 60%);padding:0 2px;display:inline!important;box-decoration-break:clone;-webkit-box-decoration-break:clone}.interview-speaker{color:var(--ibj-blue);font-size:1.05rem;font-weight:700;display:block;margin-top:1rem;margin-bottom:.25rem;background:none!important;padding:0!important}.marker-gold,mark.gold{color:#1a1a1a!important;font-weight:700!important;background:linear-gradient(transparent 60%,#e4b6467a 60%);padding:0 2px;display:inline!important;box-decoration-break:clone;-webkit-box-decoration-break:clone}.marker-yellow,mark.yellow{color:#1a1a1a!important;font-weight:700!important;background:linear-gradient(transparent 60%,#ffe600a6 60%);padding:0 2px;display:inline!important;box-decoration-break:clone;-webkit-box-decoration-break:clone}.marker-pink,mark.pink{color:#1a1a1a!important;font-weight:700!important;background:linear-gradient(transparent 60%,#ff78a061 60%);padding:0 2px;display:inline!important;box-decoration-break:clone;-webkit-box-decoration-break:clone}.marker-blue,mark.blue{color:#1a1a1a!important;font-weight:700!important;background:linear-gradient(transparent 60%,#00a0f052 60%);padding:0 2px;display:inline!important;box-decoration-break:clone;-webkit-box-decoration-break:clone}ul,ol{margin:1.5rem 0 2rem;padding:1.5rem 1.5rem 1.5rem 2.5rem;background:var(--ibj-bg-gray);border-radius:6px;border:1px solid #EBEFF2}li{font-size:1.02rem;color:#333;margin-bottom:.65rem;line-height:1.75}li:last-child{margin-bottom:0}article a{color:var(--ibj-blue);text-decoration:underline;text-underline-offset:3px;font-weight:600;transition:color .2s}article a:hover{color:var(--ibj-blue-dark)}blockquote{background:#fdfdfd;border-left:4px solid var(--ibj-blue);border-top:1px solid #EEEEEE;border-right:1px solid #EEEEEE;border-bottom:1px solid #EEEEEE;padding:1.5rem;border-radius:0 6px 6px 0;margin:2rem 0;color:#444;font-size:.98rem}blockquote p{margin-bottom:0}hr{border:0;height:1px;background-color:#eaeaea;margin:3.5rem 0}table{width:100%;border-collapse:collapse;margin:2.5rem 0;font-size:.95rem;border:1px solid #E0E0E0;display:block;overflow-x:auto}th,td{border:1px solid #E0E0E0;padding:.9rem 1.1rem;text-align:left;line-height:1.6}th{background:#f0f4f8;color:var(--ibj-blue-dark);font-weight:700;white-space:nowrap}tr:nth-child(2n) td{background:#fafafa}.article-note-promo{background:#f8fbfe;border:2px solid #D5E5F5;border-radius:8px;padding:2.25rem 2rem;margin:3.5rem 0 2rem;text-align:left}.article-note-badge{display:inline-block;background:var(--ibj-blue);color:#fff;font-size:.75rem;font-weight:700;padding:3px 10px;border-radius:3px;margin-bottom:1rem;letter-spacing:.05em}.article-note-promo h3{font-size:1.25rem;color:#1a1a1a;margin:0 0 1rem;line-height:1.45}.article-note-desc{font-size:.98rem;color:#555;line-height:1.8;margin-bottom:1.75rem}.article-note-btn{display:block;width:100%;text-align:center;background:var(--ibj-orange);color:#fff!important;font-weight:700;font-size:1.05rem;padding:1.1rem;border-radius:4px;text-decoration:none!important;transition:background .2s ease,transform .1s ease;box-shadow:0 4px 10px #ff660040}.article-note-btn:hover{background:var(--ibj-orange-hover);transform:translateY(-1px)}.ibj-floating-bottom-bar{position:fixed;bottom:0;left:0;width:100%;background:var(--ibj-orange);z-index:999;box-shadow:0 -4px 16px #0000001f;display:flex;flex-direction:column;align-items:center;padding:.45rem 1rem .65rem;cursor:pointer;text-decoration:none;transition:background .2s ease}.ibj-floating-bottom-bar:hover{background:var(--ibj-orange-hover)}.ibj-floating-subtext{font-size:.8rem;font-weight:700;color:#fff;margin-bottom:4px;letter-spacing:.03em;text-align:center}.ibj-floating-btn-body{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;max-width:500px}.ibj-badge-free{background:#ffe500;color:#b34700;font-weight:900;font-size:.85rem;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 6px #00000026;flex-shrink:0;position:relative}.ibj-floating-maintext{color:#fff;font-size:1.25rem;font-weight:900;letter-spacing:.04em;white-space:nowrap}.app-drawer{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000;pointer-events:none;visibility:hidden;transition:visibility .3s}.app-drawer.open{pointer-events:auto;visibility:visible}.drawer-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#00000080;opacity:0;transition:opacity .3s ease}.app-drawer.open .drawer-overlay{opacity:1}.drawer-content{position:absolute;bottom:0;left:50%;transform:translate(-50%) translateY(100%);width:100%;max-width:540px;background:#fff;border-radius:16px 16px 0 0;padding:1.75rem 1.5rem 3rem;z-index:1001;transition:transform .3s cubic-bezier(.16,1,.3,1);box-shadow:0 -10px 40px #00000026}.app-drawer.open .drawer-content{transform:translate(-50%) translateY(0)}.drawer-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:1rem;border-bottom:2px solid var(--ibj-blue);margin-bottom:1.5rem}.drawer-header h3{font-size:1.15rem;color:var(--ibj-blue);margin:0}.drawer-close-btn{background:none;border:none;font-size:1.75rem;cursor:pointer;color:#666;line-height:1}.app-list{display:flex;flex-direction:column;gap:1rem}.app-item{background:#f7f9fa;border:1px solid #E2E8F0;border-radius:8px;padding:1.1rem;display:flex;justify-content:space-between;align-items:center;gap:12px}.app-info h4{font-size:1rem;color:#1a1a1a;margin-bottom:4px}.app-info p{font-size:.85rem;color:#666;margin-bottom:0;line-height:1.4}.app-badge{display:inline-block;font-size:.7rem;font-weight:700;padding:2px 6px;border-radius:3px;margin-bottom:4px;background:#e8f2fa;color:var(--ibj-blue)}.app-link-btn{background:var(--ibj-orange);color:#fff!important;text-decoration:none!important;font-size:.9rem;font-weight:700;padding:.65rem 1.25rem;border-radius:4px;white-space:nowrap;transition:background .2s}.app-link-btn:hover{background:var(--ibj-orange-hover)}footer{border-top:1px solid #EEEEEE;padding:3rem 0;text-align:center;font-size:.85rem;color:#777;background:#fbfbfb}footer p{font-size:.85rem;color:#777;margin-bottom:.5rem}footer a{color:#555;text-decoration:none}@media(max-width:768px){.ibj-page-wrapper{padding:0 1rem 6.5rem}article img{width:calc(100% + 2rem)!important;max-width:calc(100% + 2rem)!important;margin:1.5rem -1rem!important;border-radius:0!important}h1{font-size:1.45rem;margin-bottom:1.25rem}h2{font-size:1.2rem;margin:2.75rem 0 1.25rem}p{font-size:1rem;line-height:1.9;margin-bottom:1.5rem}.ibj-floating-maintext{font-size:1.15rem}}