/* ============================================
 * Library Framework Pages (lf5-*)
 * 12 framework pages: koc / clg / 3-area / 6-styles /
 * commerce / growth-model / 5-roles / ai-bpo / community-kpi /
 * double-funnel / onboarding-3step / success-journey
 * ============================================ */

html,body{background:#fff!important;color:#0A0A0A;cursor:auto}
body{font-family:'Noto Sans JP',sans-serif;font-weight:500}
.c-Header{mix-blend-mode:normal!important;background:rgba(255,255,255,.94)!important;backdrop-filter:blur(12px)!important;-webkit-backdrop-filter:blur(12px)!important;border-bottom:1px solid rgba(0,0,0,.04)!important}
.c-Header-logo img{content:url('logo-black.png')!important}
.c-Header-nav a{color:#0A0A0A!important}
.c-Header-nav .nav-contact{border-color:rgba(0,0,0,.2)!important;color:#0A0A0A!important}
.c-Burger-line{background:#0A0A0A!important}
#bgCanvas,.bg-fallback,.grain,.dust,.c-Cursor,.c-Section-indicator,#loader,.progress,.c-BackTop{display:none!important}

/* Reading progress */
.lf5-progress{position:fixed;top:0;left:0;height:2px;background:linear-gradient(90deg,#A3E635,#10B981);z-index:200;width:0;transition:width .15s}

/* ======== HERO (editorial magazine style) ======== */
.lf5-hero{padding:clamp(100px,11vw,130px) 0 clamp(32px,4vw,48px);background:#fff}
.lf5-hero-wrap{max-width:1200px;margin:0 auto;padding:0 clamp(20px,3vw,48px);display:grid;grid-template-columns:1fr clamp(280px,30%,360px);gap:clamp(32px,4vw,64px);align-items:start}
.lf5-hero-crumb{display:flex;align-items:center;gap:6px;font-family:var(--font-en);font-size:10px;color:#A3A3A3;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px}
.lf5-hero-crumb a{color:#A3A3A3;text-decoration:none}
.lf5-hero-crumb a:hover{color:#0A0A0A}
.lf5-hero-crumb span{opacity:.5}
.lf5-hero-tag{display:inline-block;padding:5px 12px;background:#ECFCCB;color:#365314;border-radius:100px;font-size:10px;font-weight:700;letter-spacing:.08em;margin-bottom:20px}
.lf5-hero-h1{font-family:var(--font-en);font-size:clamp(32px,4.5vw,56px);font-weight:700;color:#0A0A0A;letter-spacing:-.025em;line-height:1;margin-bottom:8px}
.lf5-hero-full{font-family:var(--font-en);font-size:clamp(12px,1.1vw,14px);color:#737373;letter-spacing:.04em;margin-bottom:20px;font-weight:500}
.lf5-hero-sum,.lf5-def-40{font-size:clamp(14px,1.15vw,16px);line-height:1.85;color:#0A0A0A;font-weight:500;margin-bottom:clamp(20px,2vw,28px);padding:clamp(16px,2vw,20px);background:#FAFAFA;border-left:3px solid #A3E635;border-radius:0 8px 8px 0;max-width:640px}
.lf5-hero-meta{display:flex;gap:16px;font-family:var(--font-en);font-size:10px;color:#A3A3A3;letter-spacing:.04em;padding-top:16px;border-top:1px solid #F0F0F0;flex-wrap:wrap}
.lf5-hero-img{aspect-ratio:1/1;border-radius:12px;overflow:hidden;background:#0A0A0A}
.lf5-hero-img img{width:100%;height:100%;object-fit:cover}

/* Key Points inline bar */
.lf5-key-bar{background:#FAFAFA;border-top:1px solid #E5E5E5;border-bottom:1px solid #E5E5E5;padding:clamp(20px,2.5vw,28px) 0}
.lf5-key-wrap{max-width:1200px;margin:0 auto;padding:0 clamp(20px,3vw,48px);display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,32px)}
.lf5-key{display:flex;flex-direction:column;gap:6px}
.lf5-key-lbl{font-family:var(--font-en);font-size:10px;color:#10B981;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.lf5-key-txt{font-size:12.5px;color:#0A0A0A;line-height:1.65;font-weight:500}

/* ======== BODY 2-col ======== */
.lf5-body{max-width:1200px;margin:0 auto;padding:clamp(40px,5vw,64px) clamp(20px,3vw,48px) clamp(48px,5vw,72px);display:grid;grid-template-columns:220px 1fr;gap:clamp(40px,5vw,72px);align-items:start}

/* Sticky TOC */
.lf5-toc{position:sticky;top:88px;max-height:calc(100vh - 110px);overflow-y:auto;padding:16px 0;font-size:13px}
.lf5-toc-label{font-family:var(--font-en);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:#A3A3A3;margin-bottom:14px;font-weight:700}
.lf5-toc-list{list-style:none;padding:0;margin:0}
.lf5-toc-list li a{display:flex;align-items:center;gap:10px;padding:7px 0 7px 10px;margin-left:-3px;border-left:3px solid transparent;color:#737373;text-decoration:none;font-size:12px;transition:color .2s,border-left-color .2s;line-height:1.5}
.lf5-toc-list li a:hover{color:#0A0A0A}
.lf5-toc-list li a.is-active{color:#0A0A0A;border-left-color:#A3E635;font-weight:700}

/* Main article */
.lf5-main{max-width:680px;min-width:0}
.lf5-sec{padding:clamp(24px,3vw,40px) 0;scroll-margin-top:80px}
.lf5-sec:not(:first-child){border-top:1px solid #F0F0F0}
.lf5-eyebrow{display:inline-flex;align-items:baseline;gap:8px;font-family:var(--font-en);font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:#10B981;font-weight:700;margin-bottom:10px}
.lf5-eyebrow-jp{color:#A3A3A3;font-size:9.5px;letter-spacing:.04em;text-transform:none}
.lf5-h2{font-family:var(--font-en);font-size:clamp(18px,1.7vw,24px);font-weight:700;color:#0A0A0A;line-height:1.35;letter-spacing:-.01em;margin-bottom:clamp(18px,2vw,24px)}

/* Prose */
.lf5-prose{font-size:14px;line-height:1.85;color:#404040;max-width:68ch}
.lf5-prose p{margin-bottom:1.1em}
.lf5-prose strong{color:#0A0A0A;font-weight:700}
.lf5-prose ul,.lf5-prose ol{padding-left:1.3em;margin-bottom:1.1em}
.lf5-prose li{margin-bottom:.45em;line-height:1.75}
.lf5-prose a{color:#0A0A0A;text-decoration:underline;text-decoration-color:#A3E635;text-underline-offset:3px;text-decoration-thickness:2px}
.lf5-prose a:hover{color:#10B981}
.lf5-prose h3{font-family:var(--font-en);font-size:14.5px;font-weight:700;color:#0A0A0A;margin:20px 0 10px;letter-spacing:-.005em}
.lf5-prose table{width:100%;border-collapse:collapse;margin:16px 0;font-size:12.5px}
.lf5-prose table th{text-align:left;padding:10px 12px;font-weight:700;border-bottom:2px solid #0A0A0A;font-family:'Noto Sans JP',sans-serif;background:#FAFAFA}
.lf5-prose table td{padding:10px 12px;border-bottom:1px solid #E5E5E5;color:#525252;line-height:1.6}

/* FAQ accordion */
.lf5-faq{background:#FAFAFA;border:1px solid #E5E5E5;border-radius:8px;margin-bottom:8px;overflow:hidden;transition:background .2s,border-color .2s}
.lf5-faq[open]{background:#fff;border-color:#A3E635}
.lf5-faq-q{padding:14px 18px;font-size:13px;font-weight:700;color:#0A0A0A;cursor:pointer;list-style:none;position:relative;padding-right:40px;line-height:1.55}
.lf5-faq-q::marker,.lf5-faq-q::-webkit-details-marker{display:none}
.lf5-faq-q::after{content:'+';position:absolute;right:18px;top:50%;transform:translateY(-50%);font-family:var(--font-en);font-size:20px;color:#A3A3A3;font-weight:500}
.lf5-faq[open] .lf5-faq-q::after{content:'−';color:#10B981}
.lf5-faq-a{padding:0 18px 16px;font-size:12.5px;color:#404040;line-height:1.8}

/* Related */
.lf5-related{background:#FAFAFA;border-top:1px solid #E5E5E5;padding:clamp(48px,5vw,72px) 0}
.lf5-related-wrap{max-width:1200px;margin:0 auto;padding:0 clamp(20px,3vw,48px)}
.lf5-related-lbl{font-family:var(--font-en);font-weight:700;font-size:12px;letter-spacing:.15em;text-transform:uppercase;color:#0A0A0A;margin-bottom:clamp(20px,2.5vw,32px)}
.lf5-related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.lf5-rel{background:#fff;border:1px solid #E5E5E5;border-radius:10px;overflow:hidden;text-decoration:none;color:inherit;transition:transform .3s,border-color .25s}
.lf5-rel:hover{transform:translateY(-2px);border-color:#0A0A0A}
.lf5-rel-img{aspect-ratio:16/9;overflow:hidden}
.lf5-rel-img img{width:100%;height:100%;object-fit:cover}
.lf5-rel-body{padding:14px 16px}
.lf5-rel-tag{font-family:var(--font-en);font-size:9.5px;color:#10B981;font-weight:700;letter-spacing:.1em;margin-bottom:4px;text-transform:uppercase;display:block}
.lf5-rel-title{font-size:12.5px;font-weight:700;color:#0A0A0A;line-height:1.4;margin-bottom:2px}
.lf5-rel-jp{font-size:10.5px;color:#737373;line-height:1.4}

/* Citations compact */
.lf5-cite{font-size:11.5px;color:#737373;line-height:1.7;padding:24px 0;border-top:1px solid #F0F0F0}
.lf5-cite a{color:#404040;text-decoration:underline;text-decoration-color:#A3E635;text-underline-offset:2px}

/* CTA */
.lf5-cta{background:#0A0A0A;color:#fff;padding:clamp(40px,5vw,56px) 0}
.lf5-cta-wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;max-width:1200px;margin:0 auto;padding:0 clamp(20px,3vw,48px)}
.lf5-cta-title{font-size:clamp(16px,1.5vw,20px);font-weight:700;line-height:1.5}
.lf5-cta-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;background:#A3E635;color:#0A0A0A;border-radius:100px;font-weight:700;font-size:12px;letter-spacing:.05em;text-decoration:none;transition:transform .2s}
.lf5-cta-btn:hover{transform:translateY(-2px)}

.c-Footer{background:#fff;border-top:1px solid #E5E5E5}

/* Mobile */
@media(max-width:1024px){
  .lf5-hero-wrap{grid-template-columns:1fr;gap:24px}
  .lf5-hero-img{max-width:340px;margin:0 auto}
  .lf5-body{grid-template-columns:1fr;gap:24px}
  .lf5-toc{position:static;padding:16px;background:#FAFAFA;border-radius:10px;max-height:none}
}
@media(max-width:640px){
  .lf5-key-wrap{grid-template-columns:1fr;gap:12px}
  .lf5-hero-wrap,.lf5-body,.lf5-related-wrap,.lf5-cta-wrap{padding-left:20px;padding-right:20px}
}