:root{--color-navy: #061B3A;--color-navy-2: #24477f;--color-gold: #C9A646;--color-text: #1F2937;--color-muted: #64748B;--color-surface: #F8FAFC;--color-line: #D8E0EA;--color-white: #FFFFFF;--font-sans: "Noto Sans JP", system-ui, -apple-system, "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;--font-serif: "Noto Serif JP", "Hiragino Mincho ProN", serif;--font-feature-jp: "palt" 1, "pkna" 1;--space-container: 1120px;--space-gutter: 24px;--space-section-y: clamp(80px, 10vw, 128px);--space-card-p: 24px;--space-stack-sm: 8px;--space-stack-md: 16px;--space-stack-lg: 32px;--radius-card: 2px;--border-line: 1px solid var(--color-line);--fs-h1: clamp(32px, 4.4vw, 56px);--fs-h2: clamp(26px, 3.2vw, 40px);--fs-h3: clamp(18px, 2vw, 22px);--fs-body: 16px;--fs-small: 13px;--lh-tight: 1.3;--lh-body: 1.8;--color-navy-deep: #061B3A;--color-navy-on: #0B254C;--color-surface-2: #F1F5F9;--color-ink-soft: #334155;--color-divider: #E2E8F0;--space-stack-xs: 4px;--space-stack-xl: 48px;--fs-eyebrow: 12px;--fs-caption: 11px;--fs-kpi: clamp(28px, 3.8vw, 40px);--fs-card-title: clamp(15px, 1.6vw, 18px);--ls-eyebrow: .18em;--shadow-card: 0 2px 8px rgba(6, 27, 58, .06);--shadow-card-hover: 0 4px 16px rgba(6, 27, 58, .1);--bp-sm: 480px;--bp-md: 768px;--bp-lg: 1024px;--navy: #1a2a4a;--navy-2-legacy: #24477f;--navy-tint: #eef2f9;--ink: #1b2433;--slate: #56627a;--mute: #8b94a6;--line: #e6eaf1;--surf: #f5f7fb;--surf-2: #eef2f8;--paper: #ffffff;--r: 14px;--r-sm: 10px;--r-btn: 9px;--jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;--maxw: 1160px}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}html,body{margin:0;font-family:var(--font-sans);color:var(--color-text);background:var(--color-white);font-size:var(--fs-body);line-height:var(--lh-body);font-feature-settings:var(--font-feature-jp);font-optical-sizing:auto;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}.container{max-width:var(--space-container);margin-inline:auto;padding-inline:var(--space-gutter)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;font-family:var(--font-sans);font-size:var(--fs-body);font-weight:500;line-height:1;border-radius:var(--radius-card);border:1px solid transparent;cursor:pointer;transition:background-color .15s ease,color .15s ease,border-color .15s ease}.btn--primary{background:var(--color-navy);color:var(--color-white);border-color:var(--color-gold)}.btn--primary:hover{background:var(--color-navy-2)}.btn--secondary{background:transparent;color:var(--color-navy);border-color:var(--color-navy)}.btn--secondary:hover{background:var(--color-surface)}.chapter-num{font-family:var(--font-serif);font-weight:500;color:var(--color-gold);letter-spacing:.04em}.section-wrap{padding-block:var(--space-section-y)}.section-wrap--surface{background:var(--color-surface)}.section-wrap--white{background:var(--color-white)}.section-wrap--navy{background:var(--color-navy);color:var(--color-white)}.section-header{text-align:center;margin-bottom:var(--space-stack-xl)}.section-header__eyebrow{font-size:var(--fs-eyebrow);font-weight:600;color:var(--color-navy-2);letter-spacing:var(--ls-eyebrow);text-transform:uppercase;display:inline-block;margin-bottom:var(--space-stack-md)}.section-header__h2{font-size:var(--fs-h2);font-weight:700;color:var(--color-navy);line-height:var(--lh-tight);margin-bottom:var(--space-stack-md)}.section-header__lead{font-size:var(--fs-body);color:var(--color-muted);line-height:var(--lh-body);max-width:720px;margin-inline:auto}.card{background:var(--color-white);border:1px solid var(--color-divider);border-radius:8px;padding:var(--space-card-p);box-shadow:var(--shadow-card)}.card--navy{background:var(--color-navy);color:var(--color-white);border-color:var(--color-navy-on)}.card--ghost{box-shadow:none;background:transparent}.card__title{font-size:var(--fs-card-title);font-weight:700;color:var(--color-navy);line-height:var(--lh-tight);margin-bottom:var(--space-stack-sm)}.card--navy .card__title{color:var(--color-white)}.card__body{font-size:var(--fs-small);color:var(--color-ink-soft);line-height:var(--lh-body)}.card--navy .card__body{color:#ffffffd9}.icon-box{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:4px;background:var(--color-surface-2);color:var(--color-navy-2)}.icon-box--lg{width:56px;height:56px}.icon-box--ghost{background:transparent;border:1px solid var(--color-divider)}.dot-list{list-style:none;padding:0;margin:0}.dot-list>li{font-size:var(--fs-small);color:var(--color-ink-soft);line-height:1.7;padding-left:14px;position:relative;margin-bottom:6px}.dot-list>li:before{content:"";position:absolute;left:0;top:.75em;width:5px;height:5px;border-radius:50%;background:var(--color-navy-2)}.u-gold-underline{background-image:linear-gradient(transparent 60%,#c9a64659 60%);padding-inline:2px}.visually-hidden,.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes counter-fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes section-fade-up{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}