:root{--brand-blue:#54a4da;--brand-blue-hover:#2f8cc6;--brand-navy:#18344a;--brand-ink:#102638;--brand-orange:#f28a2e;--text-primary:#333;--text-secondary:#58595b;--text-muted:#a0a0a0;--text-inverse:#fff;--bg-page:#fff;--bg-surface:#fff;--bg-surface-soft:#f5f6f8;--bg-blue-tint:#edf5fb;--border-default:#d1d3d4;--button-primary:#18344a;--button-primary-hover:#102638;--button-secondary:var(--brand-blue);--button-secondary-hover:var(--brand-blue-hover);--link:var(--brand-blue-hover);--link-hover:#18344a;--focus-ring:#7cc7ec;--site-chrome-bg:#fffffff5;--site-chrome-text:#444;--site-chrome-text-muted:#888;--site-chrome-accent:var(--brand-blue);--site-chrome-accent-hover:var(--brand-blue-hover);--site-chrome-border:#54a4da59;--site-chrome-hover:#54a4da1a;--warning-bg:#fff5e6;--warning-text:#974f0c;--error-bg:#ffedeb;--error-text:#de350b;--success-bg:#e3f9ef;--success-text:#064;--info-bg:#e6f7fb;--info-text:#00758f;--focus-ring-shadow:0 0 0 3px #54a4da2e;--overlay-dark:#10263873;--color-primary:var(--brand-blue);--color-primary-dark:var(--brand-blue-hover);--color-primary-light:var(--focus-ring);--color-primary-muted:var(--bg-blue-tint);--color-accent:var(--brand-orange);--color-accent-soft:var(--warning-bg);--color-text:var(--text-primary);--color-text-light:var(--text-secondary);--color-text-muted:var(--text-muted);--color-text-quaternary:var(--border-default);--color-bg:var(--bg-surface);--color-bg-light:var(--bg-surface-soft);--color-bg-muted:var(--bg-blue-tint);--color-bg-dark:var(--brand-navy);--color-bg-elevated:var(--bg-surface);--color-border:var(--border-default);--color-white:var(--text-inverse);--color-black:var(--brand-ink);--gradient-hero:linear-gradient(160deg, var(--bg-blue-tint) 0%, var(--bg-surface) 44%, var(--bg-page) 100%);--gradient-hero-accent:radial-gradient(ellipse at 30% 50%, #54a4da1a 0%, transparent 60%);--gradient-mesh:radial-gradient(ellipse at 70% 20%, #54a4da12 0%, transparent 50%), radial-gradient(ellipse at 20% 80%, #18344a0a 0%, transparent 50%);--gradient-cta:linear-gradient(160deg, var(--bg-blue-tint) 0%, var(--bg-surface) 50%, var(--bg-page) 100%);--glass-bg:#ffffffb3;--glass-bg-light:#fffc;--glass-border:#0000000f;--glass-border-light:#00000014;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans JP", sans-serif;--font-size-xs:.875rem;--font-size-sm:1rem;--font-size-base:1.125rem;--font-size-md:1.25rem;--font-size-lg:1.5rem;--font-size-xl:2rem;--font-size-2xl:2.625rem;--font-size-3xl:clamp(2.5rem, 4vw, 4rem);--font-size-4xl:clamp(3rem, 6vw, 5.5rem);--font-size-heading:clamp(1.75rem, 1.2rem + 2.2vw, 2.625rem);--font-size-hero:clamp(2rem, 1.4rem + 2.8vw, 3rem);--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--font-weight-black:900;--line-height-tight:1.3;--line-height-normal:1.6;--line-height-loose:1.8;--letter-spacing-tight:-.02em;--letter-spacing-heading:-.03em;--letter-spacing-wide:.08em;--enes-primary:var(--color-primary);--enes-primary-dark:var(--color-primary-dark);--enes-accent-yellow:#f3d470;--enes-accent-blue:#5963f6;--enes-text:#333;--enes-text-light:#58595b;--enes-text-muted:#a0a0a0;--enes-border:#d1d3d4;--enes-bg-light:#f5f6f8;--enes-gradient-cta:var(--gradient-cta);--enes-gradient-hero:var(--gradient-hero);--enes-gradient-hero-accent:var(--gradient-hero-accent);--space-2xs:.125rem;--space-xs:.25rem;--space-sm:.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--space-3xl:4rem;--space-4xl:6rem;--space-5xl:8rem;--space-6xl:10rem;--max-width:1100px;--max-width-wide:1280px;--header-height:72px;--header-height-mobile:56px;--sidebar-width:250px;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:24px;--radius-full:9999px;--card-radius:var(--radius-lg);--card-hover-lift:-4px;--card-hover-shadow:var(--shadow-lg);--shadow-sm:0 1px 3px #00000014;--shadow-md:0 4px 12px #0000001a;--shadow-lg:0 8px 30px #0000001f;--shadow-xl:0 16px 48px #00000026;--shadow-glow:0 0 32px #54a4da33;--shadow-glow-sm:0 0 16px #54a4da1a;--transition-fast:.15s ease;--transition-normal:.25s ease;--transition-slow:.4s ease;--transition-spring:.5s cubic-bezier(.34, 1.56, .64, 1);--ease-out-expo:cubic-bezier(.16, 1, .3, 1);--z-header:100;--z-overlay:200;--z-modal:300}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;font-size:16px}body{font-family:var(--font-sans);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--bg-page);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{max-width:100%;height:auto;display:block}a{color:var(--link);transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--link-hover)}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-bold);line-height:var(--line-height-tight);letter-spacing:var(--letter-spacing-heading);text-wrap:pretty;word-break:auto-phrase;overflow-wrap:anywhere}p{text-wrap:pretty}h1{font-size:var(--font-size-2xl)}h2{font-size:var(--font-size-xl)}h3{font-size:var(--font-size-lg)}h4{font-size:var(--font-size-md)}ul,ol{list-style:none}button{cursor:pointer;font-family:inherit;font-size:inherit;background:0 0;border:none}input,textarea,select{font-family:inherit;font-size:inherit}table{border-collapse:collapse}.container{width:100%;max-width:var(--max-width);padding-inline:var(--space-lg);margin-inline:auto}.container--wide{max-width:var(--max-width-wide)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.section-alt{background-color:var(--color-bg-light)}.grid-dots{position:relative}.grid-dots:before{content:"";pointer-events:none;z-index:0;background-image:radial-gradient(#0000000a 1px,#0000 1px);background-size:24px 24px;position:absolute;inset:0}.post-content h2{margin-top:var(--space-3xl);margin-bottom:var(--space-lg);padding-bottom:var(--space-sm);border-bottom:2px solid var(--color-primary)}.post-content h3{margin-top:var(--space-2xl);margin-bottom:var(--space-md)}.post-content p{margin-bottom:var(--space-lg)}.post-content ul,.post-content ol{margin-bottom:var(--space-lg);padding-left:var(--space-xl)}.post-content ul{list-style:outside}.post-content ol{list-style:decimal}.post-content li{margin-bottom:var(--space-sm)}.post-content img{margin-block:var(--space-xl);border-radius:var(--radius-md)}.post-content a{text-decoration:underline}.post-content blockquote{margin-block:var(--space-xl);padding:var(--space-lg);border-left:4px solid var(--color-primary);background-color:var(--color-bg-light);border-radius:0 var(--radius-md) var(--radius-md) 0}.post-content table{width:100%;margin-block:var(--space-xl);border:1px solid var(--color-border)}.post-content th,.post-content td{padding:var(--space-sm) var(--space-md);border:1px solid var(--color-border);text-align:left}.post-content th{background-color:var(--color-bg-light);font-weight:var(--font-weight-bold)}:focus-visible{outline:3px solid var(--focus-ring);outline-offset:3px}.glass-card{background:var(--glass-bg-light);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--glass-border-light);box-shadow:var(--shadow-sm)}.text-gradient{background:linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}@supports (animation-timeline:view()){.reveal{animation:ease-out both reveal-fade;animation-timeline:view();animation-range:entry entry 30%}@keyframes reveal-fade{0%{opacity:0;transform:translateY(32px)}to{opacity:1;transform:translateY(0)}}}@supports not (animation-timeline:view()){.reveal{opacity:0;transition:opacity .6s var(--ease-out-expo), transform .6s var(--ease-out-expo);transform:translateY(32px)}.reveal.is-visible{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.reveal{opacity:1;transform:none}}