#ai-development-202607-root, #ai-development-202607-root *::before, #ai-development-202607-root *::after {box-sizing:border-box}
#ai-development-202607-root * {margin:0;padding:0}
#ai-development-202607-root{
  --black:#1a1a1a;
  --white:#ffffff;
  --gray-f4:#f4faff;
  --gray-f7:#f7f7f7;
  --gray-ee:#eeeeee;
  --gray-cc:#cccccc;
  --gray-88:#888888;
  --navy:#001a4d;
  --blue:#003fab;
  --blue-hover:#0052d6;
  --blue-light:#e8f0fe;
  --teal:#007a6e;
  --teal-light:#e0f4f1;
  --orange:#d84800;
  --orange-light:#fff0e8;
  --yellow:#f4f9c2;
  --font:'Noto Sans JP',sans-serif;
  --inner:1200px;
  --sec-pad:120px;
}
#ai-development-202607-root{font-family:var(--font);font-size:1.6rem;line-height:1.75;color:var(--black);background:var(--white)}
#ai-development-202607-root img{max-width:100%;display:block}
#ai-development-202607-root a{color:inherit;text-decoration:none}

/* 固定ヘッダー分のアンカースクロール余白 */
#ai-development-202607-root section[id]{scroll-margin-top:100px}
@media screen and (max-width:768px){#ai-development-202607-root section[id]{scroll-margin-top:60px}}

#ai-development-202607-root .divider{border:none;border-top:1px solid var(--gray-ee)}

/* ── buttons ── */
#ai-development-202607-root .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font);font-size:1.6rem;font-weight:700;padding:16px 40px;border-radius:12px;cursor:pointer;border:none;text-decoration:none;transition:.2s}
#ai-development-202607-root .btn-yellow{background:var(--yellow);color:var(--black);font-size:2rem;padding:20px 80px;border-radius:12px;font-weight:700}
#ai-development-202607-root .btn-ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.5);border-radius:12px;padding:16px 72px}
#ai-development-202607-root .btn-ghost:hover{background:rgba(255,255,255,.1)}

/* ── ISSUE + SOLUTION ── */
#ai-development-202607-root .iss-sol-sec{padding:var(--sec-pad) 20px}
#ai-development-202607-root .iss-sol-wrap{max-width:var(--inner);margin:0 auto}

/* center heading block */
#ai-development-202607-root .sec-heading{text-align:center;margin-bottom:56px}
#ai-development-202607-root .sec-label{display:inline-block;font-size:1.3rem;font-weight:700;letter-spacing:.1em;color:var(--blue);margin-bottom:12px}
#ai-development-202607-root h2.sec-title{font-size:4.2rem;font-weight:500;line-height:1.4;color:var(--black);margin-bottom:16px}
#ai-development-202607-root .sec-heading p{font-size:1.6rem;color:var(--black);margin:0 auto;max-width:640px}

/* accent underline beneath specific h2 spans */
#ai-development-202607-root .sec-underline{display:inline-block;position:relative}
#ai-development-202607-root .sec-underline::after{
  content:'';display:block;
  width:60px;height:3px;
  background:var(--blue);
  border-radius:2px;
  margin:10px auto 0;
}
/* mod banner heading */
#ai-development-202607-root .mod-banner-hd{font-size:2.1rem;font-weight:700;color:var(--black);margin-bottom:16px;text-align:center}

/* 3-col grid */
#ai-development-202607-root .iss-sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

/* combined issue+solution card */
#ai-development-202607-root .iss-sol-card{border:1px solid var(--gray-ee);border-radius:12px;overflow:hidden;background:#fff}
#ai-development-202607-root .iss-sol-card:nth-child(2){background:#fff}

/* issue part */
#ai-development-202607-root .card-issue{padding:28px 24px 20px;text-align:center}
#ai-development-202607-root .iss-icon i{font-size:1.8rem}
#ai-development-202607-root .scope-card-icon i{font-size:2rem;color:var(--blue)}
#ai-development-202607-root .iss-icon{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;margin:0 auto 12px}
#ai-development-202607-root .iss-icon-or{background:var(--orange-light)}
#ai-development-202607-root .iss-icon-bl{background:var(--blue-light)}
#ai-development-202607-root .iss-icon-te{background:var(--teal-light)}
#ai-development-202607-root .card-issue h4{font-size:1.8rem;font-weight:700;color:var(--black);margin-bottom:8px}
#ai-development-202607-root .card-issue p{font-size:1.4rem;color:var(--black);line-height:1.7}

/* arrow between */
#ai-development-202607-root .card-arrow{text-align:center;padding:8px 0;background:transparent;font-size:2.2rem;color:var(--blue);line-height:1}

/* solution part */
#ai-development-202607-root .card-sol{padding:20px 24px 28px;text-align:center;border-top:1px solid var(--gray-ee)}
#ai-development-202607-root .sol-num{font-size:1rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:8px}
#ai-development-202607-root .card-sol h4{font-size:1.8rem;font-weight:700;color:var(--black);margin-bottom:8px}
#ai-development-202607-root .card-sol p{font-size:1.4rem;color:var(--black);line-height:1.7}

/* ── SERVICE SCOPE ── */
#ai-development-202607-root .scope-sec{padding:var(--sec-pad) 20px;background:linear-gradient(180deg,#f0f6fb 0%,#ffffff 100%)}
#ai-development-202607-root .scope-inner{max-width:var(--inner);margin:0 auto}
#ai-development-202607-root .scope-tabbar{display:flex;border-bottom:2px solid var(--gray-ee);margin:40px 0 0;position:relative}
#ai-development-202607-root .scope-tab-btn{flex:1;padding:14px 20px;font-family:var(--font);font-size:1.4rem;font-weight:700;color:var(--gray-88);background:none;border:none;cursor:pointer;transition:color .2s}
#ai-development-202607-root .scope-tab-btn:hover{color:var(--black)}
#ai-development-202607-root .scope-tab-btn.on{color:var(--blue)}
#ai-development-202607-root .scope-tab-indicator{position:absolute;bottom:-2px;height:2px;background:var(--blue);border-radius:2px;transition:left .3s cubic-bezier(.4,0,.2,1),width .3s cubic-bezier(.4,0,.2,1)}
#ai-development-202607-root .scope-panel{display:none;padding:36px 0 0;opacity:0;transform:translateY(10px);transition:opacity .3s ease,transform .3s ease}
#ai-development-202607-root .scope-panel.on{display:block}
#ai-development-202607-root .scope-panel.visible{opacity:1;transform:translateY(0)}
#ai-development-202607-root .scope-desc{font-size:1.4rem;color:var(--black);padding-left:16px;border-left:3px solid var(--blue-light);margin-bottom:32px;line-height:1.75}
#ai-development-202607-root .scope-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
#ai-development-202607-root .scope-card{border:1px solid var(--gray-ee);border-radius:8px;padding:24px;background:#fff;display:flex;align-items:flex-start;gap:16px}
#ai-development-202607-root .scope-card-icon{width:44px;height:44px;border-radius:8px;background:var(--blue-light);display:flex;align-items:center;justify-content:center;font-size:2.2rem;flex-shrink:0}
#ai-development-202607-root .scope-card-body h4{font-size:1.6rem;font-weight:700;color:var(--black);margin-bottom:6px}
#ai-development-202607-root .scope-card-body p{font-size:1.4rem;color:var(--black);line-height:1.65}

/* ── FEATURES ── */
#ai-development-202607-root .feat-sec{padding:var(--sec-pad) 20px}
#ai-development-202607-root .feat-inner{max-width:var(--inner);margin:0 auto}
#ai-development-202607-root .feat-block{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start;padding:64px 0;border-top:1px solid var(--gray-ee)}
#ai-development-202607-root .feat-block:first-child{border-top:none;padding-top:48px}
#ai-development-202607-root .feat-block--f1{border-top:none;padding-top:0;grid-template-columns:2fr 3fr;gap:48px}
#ai-development-202607-root .feat-block.rev{direction:rtl}
#ai-development-202607-root .feat-block.rev > *{direction:ltr}
#ai-development-202607-root .feat-label{font-size:1.2rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);margin-bottom:10px;text-align:left}
#ai-development-202607-root .feat-block h3{font-size:2.2rem;font-weight:700;line-height:1.4;margin-bottom:16px;color:var(--black);text-align:left}
#ai-development-202607-root .feat-body{font-size:1.5rem;color:var(--black);line-height:1.85}
#ai-development-202607-root .feat-list{list-style:none;margin-top:20px;display:flex;flex-direction:column;gap:10px}
#ai-development-202607-root .feat-list li{font-size:1.4rem;color:var(--black);padding-left:20px;position:relative;line-height:1.65}
#ai-development-202607-root .feat-list li::before{content:'';position:absolute;left:0;top:7px;width:7px;height:7px;border-radius:50%;background:var(--blue)}

/* tool table */
#ai-development-202607-root .tool-box{background:#fff;border:1px solid var(--gray-ee);border-radius:8px;overflow:hidden}
#ai-development-202607-root .tool-tbl{width:100%;border-collapse:collapse;font-size:1.3rem}
#ai-development-202607-root .tool-tbl th{background:var(--navy);color:#fff;font-size:1.1rem;font-weight:700;padding:10px 14px;text-align:left;letter-spacing:.04em}
#ai-development-202607-root .tool-tbl th:not(:first-child){text-align:center}
#ai-development-202607-root .tool-tbl td{padding:10px 14px;border-bottom:1px solid var(--gray-ee);color:var(--black)}
#ai-development-202607-root .tool-tbl td:not(:first-child){text-align:center}
#ai-development-202607-root .tool-tbl tr:last-child td{border-bottom:none}
#ai-development-202607-root .tool-tbl tr:nth-child(even) td{background:var(--gray-f7)}
#ai-development-202607-root .yes{color:var(--teal);font-weight:700}.part{color:var(--orange)}.no{color:var(--gray-cc)}
#ai-development-202607-root .tool-legend{padding:8px 14px;font-size:1.1rem;color:var(--gray-88);background:var(--gray-f7);border-top:1px solid var(--gray-ee)}
/* ScrollHint のUIをスコープ化リセットから復元（指アイコンと矢印の重なり防止） */
#ai-development-202607-root .scroll-hint-icon{padding:20px 10px 10px 10px}
#ai-development-202607-root .scroll-hint-text{margin-top:5px}

/* module banners */
#ai-development-202607-root .mod-banners{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}
#ai-development-202607-root .mod-banner{display:flex;flex-direction:column;border-radius:14px;text-decoration:none;overflow:hidden;border:1px solid var(--gray-ee);transition:.2s;box-shadow:0 2px 12px rgba(0,0,0,.07);background:#fff}
#ai-development-202607-root .mod-banner:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(0,0,0,.13)}
#ai-development-202607-root .mod-logo-area{display:flex;align-items:center;justify-content:center;padding:18px 24px;background:#fff;border-bottom:1px solid var(--gray-ee)}
#ai-development-202607-root .mod-logo{height:36px;object-fit:contain}
#ai-development-202607-root .mod-body{padding:14px 20px 16px;display:flex;flex-direction:column;gap:4px;position:relative;overflow:hidden}
#ai-development-202607-root .mod-body::before{content:'';position:absolute;inset:0;background-size:cover;background-position:center;opacity:.1;pointer-events:none}
#ai-development-202607-root .mod-k .mod-body::before{background-image:url('https://www.skillupai.com/assets-ai-agent/img/ai-development-202607/fv-bg_KENSUKE.jpg')}
#ai-development-202607-root .mod-s .mod-body::before{background-image:url('https://www.skillupai.com/assets-ai-agent/img/ai-development-202607/fv-bg_SEISUKE.jpg')}
#ai-development-202607-root .mod-tagline{font-size:1.6rem;font-weight:700;color:var(--black);line-height:1.5;position:relative}
#ai-development-202607-root .mod-sub{font-size:1.3rem;color:var(--gray-88);position:relative}
#ai-development-202607-root .mod-cta{margin-top:8px;display:flex;justify-content:flex-end;align-items:center;gap:5px;font-size:1.2rem;font-weight:700;color:var(--blue);letter-spacing:.04em;position:relative}
#ai-development-202607-root .mod-cta::after{content:'→';font-size:1.3rem;transition:.2s}
#ai-development-202607-root .mod-banner:hover .mod-cta::after{transform:translateX(4px)}

/* certs */
#ai-development-202607-root .cert-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
#ai-development-202607-root .cert{display:inline-flex;align-items:center;gap:6px;background:var(--gray-f7);border:1px solid var(--gray-ee);border-radius:6px;padding:8px 14px;font-size:1.2rem;color:var(--black)}
#ai-development-202607-root .cert-dot{width:7px;height:7px;border-radius:50%;background:var(--blue);flex-shrink:0}
#ai-development-202607-root .kiconia-box{margin-top:24px;padding:18px 20px;background:#f0f4ff;border-left:3px solid var(--blue);border-radius:8px}
#ai-development-202607-root .kiconia-label{font-size:1.1rem;font-weight:700;letter-spacing:.08em;color:var(--blue);text-transform:uppercase;margin-bottom:8px}
#ai-development-202607-root .kiconia-points{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:5px}
#ai-development-202607-root .kiconia-points li{font-size:1.3rem;color:var(--black);line-height:1.55;display:flex;align-items:flex-start;gap:8px}
#ai-development-202607-root .kiconia-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--blue);flex-shrink:0;margin-top:6px}


/* ── MODES ── */
#ai-development-202607-root .modes-sec{padding:var(--sec-pad) 20px;background:linear-gradient(180deg,#f0f6fb 0%,#ffffff 100%)}
#ai-development-202607-root .modes-inner{max-width:var(--inner);margin:0 auto}
#ai-development-202607-root .modes-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
/* need card */
#ai-development-202607-root .need-card{border:1.5px solid var(--gray-ee);border-radius:12px;padding:32px 28px;background:#fff}
#ai-development-202607-root .need-card.rec{border:2px solid var(--blue)}
#ai-development-202607-root .need-label{font-size:1.2rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--gray-88);margin-bottom:10px}
#ai-development-202607-root .need-card h4{font-size:1.6rem;font-weight:700;color:var(--black);margin-bottom:12px;line-height:1.5}
#ai-development-202607-root .need-divider{border:none;border-top:1px solid var(--gray-ee);margin:16px 0}
#ai-development-202607-root .mode-rec-badge{display:inline-block;font-size:1.1rem;font-weight:700;background:var(--blue);color:#fff;padding:3px 12px;border-radius:4px;margin-bottom:10px;letter-spacing:.04em}
#ai-development-202607-root .mode-no{font-size:1.1rem;font-weight:700;color:var(--gray-88);letter-spacing:.1em;text-transform:uppercase;margin-bottom:8px}
#ai-development-202607-root .need-card h3{font-size:2rem;font-weight:700;margin-bottom:4px;color:var(--black)}
#ai-development-202607-root .need-card > .mode-body{font-size:1.4rem;color:var(--black);line-height:1.75}
#ai-development-202607-root .mode-metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
#ai-development-202607-root .mode-m{background:var(--gray-f7);border-radius:6px;padding:12px 14px}
#ai-development-202607-root .mode-m-label{font-size:1.1rem;color:var(--black);margin-bottom:3px}
#ai-development-202607-root .mode-m-val{font-size:1.4rem;font-weight:700;color:var(--black)}

/* ── CASES ── */
#ai-development-202607-root .cases-sec{padding:var(--sec-pad) 20px}
#ai-development-202607-root .cases-inner{max-width:var(--inner);margin:0 auto}
#ai-development-202607-root .cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
#ai-development-202607-root .case-card{background:#fff;border-radius:12px;border:1px solid var(--gray-ee);overflow:hidden}
#ai-development-202607-root .case-body{padding:24px}
#ai-development-202607-root .case-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
#ai-development-202607-root .case-meta-type{font-size:1.1rem;font-weight:700;background:var(--gray-f7);color:var(--black);padding:4px 12px;border-radius:4px}
#ai-development-202607-root .case-meta-mode{font-size:1.1rem;font-weight:700;background:var(--blue-light);color:var(--blue);padding:4px 12px;border-radius:4px}
#ai-development-202607-root .case-card h4{font-size:1.5rem;font-weight:700;color:var(--black);line-height:1.5;margin-bottom:12px}
#ai-development-202607-root .case-result{background:var(--gray-f7);border-radius:6px;padding:12px 16px}
#ai-development-202607-root .case-result-label{font-size:1.1rem;font-weight:700;color:var(--black);letter-spacing:.06em;text-transform:uppercase;margin-bottom:4px}
#ai-development-202607-root .case-result-text{font-size:1.3rem;font-weight:700;color:var(--black);line-height:1.55}
#ai-development-202607-root .case-period{font-size:1.2rem;color:var(--black);margin-top:12px}

/* ── CTA ── */
#ai-development-202607-root .cta-sec{padding:80px 20px;background:linear-gradient(135deg,#002d8a 0%,#003fab 50%,#1a5cc8 100%)}
#ai-development-202607-root .cta-inner{max-width:var(--inner);margin:0 auto;display:grid;grid-template-columns:1fr auto;gap:60px;align-items:center}
#ai-development-202607-root .cta-inner h2{font-size:3.6rem;font-weight:500;color:#fff;margin-bottom:16px;line-height:1.4}
#ai-development-202607-root .cta-inner > div > p{font-size:1.6rem;color:rgba(255,255,255,.8);line-height:1.75}
#ai-development-202607-root .cta-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
#ai-development-202607-root .cta-chip{font-size:1.3rem;padding:6px 16px;border-radius:4px;background:rgba(255,255,255,.1);color:rgba(255,255,255,.9)}
#ai-development-202607-root .cta-btns{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
#ai-development-202607-root .cta-hint{font-size:1.2rem;color:rgba(255,255,255,.4)}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  #ai-development-202607-root { --sec-pad: 64px }

  #ai-development-202607-root h2.sec-title { font-size: 2.8rem }
  #ai-development-202607-root .sec-heading { margin-bottom: 36px }

  /* Issue + Solution */
  #ai-development-202607-root .iss-sol-grid { grid-template-columns: 1fr }

  /* Scope */
  #ai-development-202607-root .scope-tabbar { flex-direction: column; border-bottom: none; gap: 4px }
  #ai-development-202607-root .scope-tab-btn { text-align: left; padding: 12px 16px; border-bottom: none; border-left: 3px solid transparent; border-radius: 6px; background: var(--gray-f7) }
  #ai-development-202607-root .scope-tab-btn.on { background: var(--blue-light); border-left-color: var(--blue) }
  #ai-development-202607-root .scope-tab-indicator { display: none }
  #ai-development-202607-root .scope-cards { grid-template-columns: 1fr }
  #ai-development-202607-root .scope-card { padding: 16px }

  /* Features */
  #ai-development-202607-root .feat-block { grid-template-columns: 1fr; gap: 32px; padding: 40px 0 }
  #ai-development-202607-root .feat-block--f1 { grid-template-columns: 1fr; gap: 32px; padding: 40px 0 }
  #ai-development-202607-root .feat-block.rev { direction: ltr }
  #ai-development-202607-root .feat-block h3 { font-size: 2rem }
  #ai-development-202607-root .feat-block > * { min-width: 0 }
  #ai-development-202607-root .tool-box { overflow-x: auto; overflow-y: hidden; -webkit-overflow-scrolling: touch }
  #ai-development-202607-root .tool-tbl { width: auto; min-width: 640px }
  #ai-development-202607-root .tool-tbl th, #ai-development-202607-root .tool-tbl td { white-space: nowrap }

  /* Module banners */
  #ai-development-202607-root .mod-banners { grid-template-columns: 1fr }

  /* Modes */
  #ai-development-202607-root .modes-grid { grid-template-columns: 1fr }
  #ai-development-202607-root .need-card { padding: 24px 20px }

  /* Cases */
  #ai-development-202607-root .cases-grid { grid-template-columns: 1fr }

  /* CTA */
  #ai-development-202607-root .cta-sec { padding: 56px 20px }
  #ai-development-202607-root .cta-inner { grid-template-columns: 1fr; gap: 32px; text-align: center }
  #ai-development-202607-root .cta-inner h2 { font-size: 2.8rem }
  #ai-development-202607-root .cta-btns { align-items: center; width: 100% }
  #ai-development-202607-root .btn-yellow { font-size: 1.8rem; padding: 16px 32px; width: 100%; justify-content: center }
  #ai-development-202607-root .btn-ghost { width: 100%; justify-content: center }
  #ai-development-202607-root .cta-chips { justify-content: center }

}

@media (max-width: 480px) {
  #ai-development-202607-root h2.sec-title { font-size: 2.4rem }
  #ai-development-202607-root .cta-inner h2 { font-size: 2.4rem }
  #ai-development-202607-root .feat-block h3 { font-size: 1.8rem }
  #ai-development-202607-root .need-card h3 { font-size: 1.8rem }
}