.story-grain{z-index:60;pointer-events:none;opacity:.13;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-size:160px 160px;position:fixed;top:0;bottom:0;left:0;right:0;-webkit-mask-image:radial-gradient(115% 115% at 50% 45%,#00000080 0%,#000000d1 60%,#000 100%);mask-image:radial-gradient(115% 115% at 50% 45%,#00000080 0%,#000000d1 60%,#000 100%)}.story-section{padding:clamp(4rem,8vw,8rem) 0}.story-section--black{color:#f5f5f5;background-color:#0a0a0a;background-image:radial-gradient(82% 42% at 50% -4%,#c73b3026 0%,#c73b3000 60%),radial-gradient(125% 52% at 50% 110%,#8e2a242e 0%,#8e2a2400 64%)}.story-section--white{background-color:var(--color-bg-secondary,#141414);color:var(--color-text,#f5f5f5);border-block:1px solid var(--color-border,#2a2a2a);background-image:radial-gradient(82% 40% at 50% -4%,#c73b3021 0%,#c73b3000 58%),radial-gradient(120% 50% at 50% 110%,#8e2a2429 0%,#8e2a2400 62%)}#ch4.story-section{background-color:#2c0d0b;background-image:radial-gradient(135% 95% at 0 0,#dc4a3a9e 0%,#a02e2757 38%,#8e2a2400 72%),radial-gradient(105% 85% at 100% 100%,#d6463775 0%,#c73b3000 64%),linear-gradient(#c73b3024 0%,#c73b3000 34%);border-block-start:1px solid #c73b308c;border-block-end:1px solid #c73b308c;position:relative}#ch4.story-section:before{content:"";background:linear-gradient(90deg,var(--color-shu)0%,var(--color-shu-light)45%,var(--color-shu)100%);z-index:1;height:5px;position:absolute;top:0;left:0;right:0;box-shadow:0 0 24px #c73b3099}#ch5.story-section{background-color:#0a0a0a;background-image:radial-gradient(90% 38% at 50% -4%,#8e2a2438 0%,#8e2a2400 58%),radial-gradient(120% 50% at 50% 112%,#8e2a2433 0%,#8e2a2400 62%);position:relative}#ch6.story-section{background-color:#1a0907;background-image:radial-gradient(110% 70% at 50% -4%,#d6463757 0%,#c73b3000 60%),radial-gradient(120% 60% at 50% 112%,#c73b3033 0%,#8e2a2400 64%);position:relative}#ch7.story-section{background-color:#220a08;background-image:radial-gradient(95% 65% at 50% 0,#d6463775 0%,#c73b3000 56%),radial-gradient(85% 78% at 50% 114%,#d4a84957 0%,#b8860b00 62%);position:relative}#ch7.story-section:before{content:"";background:linear-gradient(90deg,var(--color-shu)0%,var(--color-gold-light)50%,var(--color-shu)100%);z-index:1;height:5px;position:absolute;top:0;left:0;right:0;box-shadow:0 0 24px #d4a84973}.story-inner{max-width:800px;padding:0 var(--container-padding);margin:0 auto}.story-breadcrumb-wrap{max-width:800px;padding:1rem var(--container-padding)0;margin:0 auto}.story-chapter-header{margin-bottom:4rem}.story-chapter-num{font-family:var(--font-display),var(--font-heading);letter-spacing:.01em;font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;color:var(--color-shu-light);text-shadow:0 0 38px #d646378c,0 0 12px #ff784666;margin-bottom:.5rem;font-size:clamp(5.2rem,15vw,11rem);font-weight:400;line-height:.9;display:block}#ch7 .story-chapter-num{text-shadow:.05em 0 #00e0ff8c,-.05em 0 #c73b30f2,0 0 72px #d64637b3}.story-time{font-family:var(--font-heading);color:var(--color-shu-light);opacity:.85;letter-spacing:.18em;margin-bottom:1rem;font-size:.85rem;font-weight:700;display:block}.story-chapter-title{font-family:var(--font-mincho-heavy),var(--font-serif);font-feature-settings:"palt" 1;letter-spacing:-.01em;padding-left:1.1rem;font-size:clamp(2.4rem,8vw,4.5rem);font-weight:800;line-height:1.1;position:relative}.story-chapter-title:before{content:"";background:linear-gradient(to bottom,var(--color-shu)0%,var(--color-shu)30%,#c73b3000 100%);width:6px;position:absolute;top:.12em;bottom:.12em;left:0}.story-figure{aspect-ratio:16/9;width:100%;margin:3rem 0;overflow:hidden}.story-figure-img{filter:grayscale(.3)contrast(1.1);object-fit:cover;object-position:center;width:100%;height:100%;display:block}.story-text{max-width:700px;margin:0 auto 3rem}.story-text p{font-size:clamp(.875rem,1.8vw,1.05rem);line-height:2.2}.story-text p+p{margin-top:1.5rem}.story-section--black .story-text p,.story-section--white .story-text p{color:#f5f5f5b8}.story-text-emphasis{font-size:1.5rem;font-weight:900}.story-section--black .story-text-emphasis,.story-section--white .story-text-emphasis{color:#f5f5f5}.story-text-quote{margin-bottom:2rem;font-size:1.4rem;font-style:italic}.story-text p,.story-prologue-text,.story-afterword p{word-break:keep-all;overflow-wrap:break-word;hanging-punctuation:first last allow-end}.story-prologue-text{text-align:center;color:#f5f5f599;margin-bottom:1.5rem;font-size:1.1rem;line-height:2.2}.story-mono{text-align:center;opacity:.6;padding:2rem 1rem;font-size:1.3rem;font-style:italic;font-weight:500;line-height:2}.story-mono-block{text-align:center;padding:4rem 2rem}.story-mono-block p{margin-bottom:1.5rem;font-size:1.3rem;font-weight:700;line-height:2}.story-impact{text-align:center;padding:3rem 0;font-size:1.2rem;font-weight:700;line-height:2}.story-impact--huge{font-size:clamp(1.5rem,5vw,2.5rem);font-weight:900}.story-stat{text-align:center;font-family:var(--font-heading);padding:2rem 0;font-size:1.2rem}.story-stat-num{font-family:var(--font-mincho-heavy),var(--font-serif);color:var(--color-shu-light);font-feature-settings:"palt" 1,"tnum" 1;font-variant-numeric:tabular-nums;letter-spacing:-.01em;text-shadow:0 0 40px #c73b3059;font-size:clamp(4rem,15vw,8rem);font-weight:800;line-height:1;display:block}.story-section--black .story-stat-num,.story-section--white .story-stat-num,.story-stat--dark .story-stat-num{color:var(--color-shu-light)}.story-rule{background:var(--color-shu);border:none;width:56px;height:3px;margin:4rem auto}.story-section--black .story-rule,.story-section--white .story-rule{background:var(--color-shu)}.story-pullquote{text-align:center;font-family:var(--font-mincho-heavy),var(--font-serif);color:#f5f5f5;font-feature-settings:"palt" 1;letter-spacing:-.01em;border:none;margin:0;padding:4rem 2rem;font-size:clamp(1.6rem,4.5vw,2.8rem);font-weight:800;line-height:1.6}.story-cta{text-align:center;padding:2rem 0}.story-cta-link{color:#fff;border:2px solid var(--color-shu);background:#16182b;align-items:center;gap:.5rem;padding:1rem 2rem;font-size:1rem;font-weight:700;transition:transform .15s,background-color .15s,box-shadow .15s;display:inline-flex;box-shadow:0 0 18px #c73b3038}.story-cta-link:hover{background:var(--color-shu);border-color:var(--color-shu-light);transform:translateY(-2px);box-shadow:0 8px 34px #c73b3099}.story-bridge{text-align:center;padding:2rem 0}.story-bridge-text{color:#f5f5f5b8;margin-bottom:2rem;font-size:1.2rem}.story-bridge-btn{color:#fff;border:2px solid var(--color-shu);background:#16182b;align-items:center;gap:.5rem;padding:1.2rem 3rem;font-size:1.1rem;font-weight:700;transition:transform .15s,background-color .15s,box-shadow .15s;display:inline-flex;box-shadow:0 0 22px #c73b3042}.story-bridge-btn:hover{background:var(--color-shu);border-color:var(--color-shu-light);transform:translateY(-2px);box-shadow:0 10px 36px #c73b309e}.story-bridge-note{opacity:.5;margin-top:1rem;font-size:.8rem}.story-hotline{text-align:center;padding:var(--space-4)var(--space-5);border:1px solid var(--color-border);border-left:3px solid var(--color-shu-light);background:#0000006b;border-radius:0;transition:border-color .15s,box-shadow .15s}.story-hotline:hover{border-color:#c73b3080;box-shadow:0 6px 24px #0006}.story-hotline-label{opacity:.5;margin-bottom:.5rem;font-size:.85rem}.story-hotline a{color:#f5f5f5;text-underline-offset:3px;text-decoration:underline}.story-hotline-number{font-family:var(--font-heading);color:#f5f5f5;letter-spacing:.05em;margin-top:.5rem;font-size:1.2rem}.story-disclaimer{text-align:center;opacity:.5;padding:2rem 0;font-size:.8rem;line-height:2}.story-disclaimer a{color:inherit;text-underline-offset:3px;text-decoration:underline}.story-afterword{text-align:center;border-top:1px solid #f5f5f526;border-bottom:1px solid #f5f5f526;max-width:600px;margin:0 auto;padding:4rem 0}.story-afterword-label{font-family:var(--font-heading);opacity:.5;letter-spacing:.15em;margin-bottom:2rem;font-size:.8rem;display:block}.story-afterword p{color:#f5f5f580;margin-bottom:1.5rem;font-size:.95rem;line-height:2.2}.story-afterword-close{color:#f5f5f5b3;margin-top:2rem;font-weight:700}@media (max-width:768px){.story-section{padding:clamp(3rem,6vw,6rem) 0}.story-chapter-title{font-size:clamp(1.8rem,5vw,3rem)}.story-text p{font-size:.95rem;line-height:2}.story-prologue-text{font-size:1rem;line-height:2}.story-afterword p{font-size:.9rem;line-height:2}.story-cta-link,.story-bridge-btn{min-height:48px}}@media (max-width:480px){.story-figure{margin:2rem 0}.story-mono-block{padding:3rem 1rem}.story-bridge-btn{padding:1rem 2rem;font-size:.95rem}.story-cta-link{padding:.8rem 1.2rem;font-size:.9rem}}@media (max-width:375px){.story-mono-block{padding:2.5rem .5rem}.story-bridge-btn{padding:.8rem 1.5rem;font-size:.9rem}}@media (prefers-reduced-motion:reduce){.story-figure-img{animation:none}}.story-section--collapsible{border:none;padding:0}.story-section--collapsible>summary{cursor:pointer;-webkit-user-select:none;user-select:none;padding:clamp(2rem,6vw,4rem) 0 clamp(1.5rem,4vw,2rem);list-style:none;display:block;position:relative}.story-section--collapsible>summary::-webkit-details-marker{display:none}.story-section--collapsible>summary:after{content:"▼";right:var(--container-padding);color:var(--color-shu-light,#e16a60);pointer-events:none;font-size:1.25rem;transition:transform .28s cubic-bezier(.16,1,.3,1);position:absolute;top:50%;transform:translateY(-50%)}.story-section--collapsible[open]>summary:after{transform:translateY(-50%)rotate(180deg)}.story-section--collapsible[open]{padding:0 0 clamp(4rem,8vw,8rem)}.story-section--collapsible>summary:focus-visible{outline:2px solid var(--color-shu,#c73b30);outline-offset:-4px}.story-section--collapsible>summary>.story-inner{padding-top:0;padding-bottom:0}.story-section--collapsible>summary>.story-inner .story-chapter-header{margin-bottom:0}.story-section--collapsible:not([open])>summary:before{content:"タップして読む";right:calc(var(--container-padding) + 2rem);letter-spacing:.15em;color:#e16a60bf;pointer-events:none;font-size:.7rem;position:absolute;top:50%;transform:translateY(-50%)}@media (prefers-reduced-motion:reduce){.story-section--collapsible>summary:after{transition:none}}.story-toc{padding:var(--space-6)0;background:#0a0a0a;border-top:1px solid #f5f5f514;border-bottom:1px solid #f5f5f514}.story-toc-label{font-family:var(--font-heading);letter-spacing:.2em;color:#f5f5f58c;text-transform:uppercase;margin-bottom:var(--space-4);font-size:.75rem;font-weight:700;display:block}.story-toc-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:.4rem;margin:0;padding:0;list-style:none;display:grid}@media (min-width:768px){.story-toc-list{grid-template-columns:repeat(4,minmax(0,1fr));gap:.6rem 1rem}}.story-toc-item{margin:0}.story-toc-link{box-sizing:border-box;color:#f5f5f5;border-bottom:1px solid #f5f5f51a;align-items:center;gap:.6rem;min-height:48px;padding:.75rem .5rem;text-decoration:none;transition:border-color .2s,color .2s;display:flex}:is(.story-toc-link:hover,.story-toc-link:focus-visible){border-color:var(--color-shu,#c73b30);color:var(--color-shu-light,#e16a60)}.story-toc-link:focus-visible{outline:2px solid var(--focus-color,#5865f2);outline-offset:2px}.story-toc-num{font-family:var(--font-display),var(--font-heading);color:var(--color-shu-light,#e16a60);letter-spacing:.04em;font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;flex:none;min-width:1.8em;font-size:1rem;font-weight:400}.story-toc-title{font-family:var(--font-heading);letter-spacing:.02em;font-size:.95rem;font-weight:700;line-height:1.3}