/* GENAI-RON series styles: 生成AIのしくみ */
@import url("./style-common.css");
:root{--paper:#faf7f0;--paper2:#f7f4ec;--ink:#242424;--muted:#666;--line:#e4ded2;--card:#fffdf8;--accent:#2f6b4f;--teal:#245c63;--soft:#f1e8d8}*{box-sizing:border-box}html{scroll-behavior:smooth}body.series-page{margin:0;background:var(--paper);color:var(--ink);font-family:"Hiragino Mincho ProN","Yu Mincho",YuMincho,"Noto Serif JP",serif;line-height:1.9;letter-spacing:.015em}a{color:inherit;text-decoration-color:rgba(47,107,79,.45);text-underline-offset:.22em}.series-hero{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:72px 0 52px}.series-kicker{margin:0 0 16px;color:var(--accent);font-size:13px;letter-spacing:.18em;text-transform:uppercase}.series-hero h1{margin:0;font-size:clamp(38px,7vw,74px);line-height:1.12;letter-spacing:.02em}.series-subtitle{margin:24px 0 0;max-width:850px;font-size:clamp(18px,2.2vw,25px);line-height:1.8}.series-copy{margin:26px 0 0;max-width:850px;padding:22px 24px;border-left:6px solid var(--accent);background:var(--soft);border-radius:16px;font-size:18px}.series-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.series-button{display:inline-flex;align-items:center;justify-content:center;padding:11px 18px;border:1px solid var(--accent);border-radius:999px;background:var(--accent);color:#fff;text-decoration:none;font-size:14px}.series-button.secondary{background:transparent;color:var(--accent)}.series-main{width:min(1120px,calc(100% - 32px));margin:0 auto 90px}.series-section{margin:0 0 64px}.series-section h2{margin:0 0 18px;font-size:clamp(26px,4vw,40px);line-height:1.35}.series-section>p{max-width:820px}.topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.topic-card,.article-card,.note-box{border:1px solid var(--line);border-radius:22px;background:var(--card);padding:20px}.topic-card h3{margin:0 0 8px;font-size:18px}.topic-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}.article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.article-card{position:relative;display:grid;gap:12px}.article-number{display:inline-flex;width:42px;height:42px;align-items:center;justify-content:center;border-radius:999px;border:1px solid var(--line);color:var(--accent);font-family:Georgia,"Times New Roman",serif;font-size:17px}.article-card h3{margin:0;font-size:22px;line-height:1.45}.article-card p{margin:0;color:var(--muted)}.article-phrase{padding:12px 14px;border-left:4px solid var(--teal);background:rgba(36,92,99,.07);border-radius:12px;color:var(--ink)!important;font-size:14px}.article-link{justify-self:start;margin-top:4px;color:var(--accent);font-size:14px}.series-two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}.note-box h3{margin:0 0 10px}.note-box p,.note-box li{color:var(--muted)}.share-lines{display:grid;gap:12px}.share-lines p{margin:0;padding:16px 18px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.58)}.series-footer{padding:40px 0;border-top:1px solid var(--line);text-align:center;color:var(--muted);font-size:13px}@media(max-width:900px){.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-grid,.series-two-col{grid-template-columns:1fr}}@media(max-width:560px){.series-hero{padding:48px 0 36px}.topic-grid{grid-template-columns:1fr}.article-card,.topic-card,.note-box{border-radius:18px;padding:18px}.series-copy{font-size:16px}.series-actions{display:grid}.series-button{width:100%}}