/* ネットワークビジネスの教科書 — WordPressブログ風テーマ（ライト基調・大きめ文字・高コントラスト） */
:root{
  --navy:#0e2340;--navy2:#1b3a66;--gold:#c99a2e;--gold-l:#f6e6b4;--ink:#141a26;--ink2:#3b4557;
  --line:#d5dbe6;--bg:#f4f6f9;--card:#fff;--green:#06c755;--red:#b42318;--shadow:0 2px 8px rgba(16,30,54,.08)
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.9 "Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI","Meiryo",sans-serif;overflow-x:hidden}
a{color:#1d4f91;text-underline-offset:3px}
img{max-width:100%;height:auto}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
.small{font-size:15px}.muted{color:var(--ink2)}
.mt0{margin-top:0}.mt1{margin-top:12px}.mt2{margin-top:24px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:99}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}

/* ヘッダー */
.site-hdr{background:#fff;border-bottom:1px solid var(--line)}
.site-hdr .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:78px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy)}
.logo .mk{width:44px;height:44px;border-radius:10px;background:var(--navy);color:var(--gold-l);display:grid;place-items:center;font-weight:900;font-size:22px}
.logo b{font-size:22px;letter-spacing:.02em;display:block;line-height:1.2}
.logo small{display:block;font-size:12px;color:var(--ink2);font-weight:600}
.hdr-cta{display:inline-flex;align-items:center;gap:6px;background:var(--green);color:#fff;text-decoration:none;font-weight:800;padding:10px 16px;border-radius:999px;font-size:16px}
.gnav{background:var(--navy)}
.gnav ul{list-style:none;margin:0 auto;padding:0 16px;max-width:1180px;display:flex;flex-wrap:wrap}
.gnav a{display:block;color:#fff;text-decoration:none;font-weight:700;padding:12px 16px;font-size:16px}
.gnav a:hover,.gnav a.on{background:var(--navy2);box-shadow:inset 0 -3px 0 var(--gold)}
@media (max-width:700px){.gnav ul{flex-wrap:nowrap;overflow-x:auto}.gnav a{white-space:nowrap;padding:10px 12px}.site-hdr .wrap{min-height:64px}.logo b{font-size:19px}}

/* ピックアップ（トップ） */
.pickup{background:linear-gradient(160deg,var(--navy),var(--navy2));padding:26px 0}
.pickup-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:14px}
.pickup a{position:relative;display:block;border-radius:12px;overflow:hidden;color:#fff;text-decoration:none;border:2px solid rgba(246,230,180,.5)}
.pickup img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}
.pickup span{position:absolute;left:0;right:0;bottom:0;padding:10px 12px;background:linear-gradient(transparent,rgba(8,18,36,.92));font-weight:800;line-height:1.5}
.pickup a:first-child{grid-row:span 2}.pickup a:first-child img{aspect-ratio:auto;height:100%}
@media (max-width:820px){.pickup-grid{grid-template-columns:1fr 1fr}.pickup a:first-child{grid-column:span 2;grid-row:auto}.pickup a:first-child img{aspect-ratio:16/9}}

/* 2カラム */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:30px;padding-top:26px;padding-bottom:40px}
@media (max-width:960px){.layout{grid-template-columns:1fr}}
.sec-t{font-size:22px;color:var(--navy);border-left:6px solid var(--gold);padding-left:12px;margin:0 0 16px}
.crumbs{font-size:14px;color:var(--ink2);margin-bottom:10px}
.crumbs a{color:var(--ink2)}

/* 記事カード */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.card-a{display:flex;flex-direction:column;background:#fff;border-radius:12px;overflow:hidden;text-decoration:none;color:var(--ink);box-shadow:var(--shadow);border:1px solid var(--line);transition:transform .15s}
.card-a:hover{transform:translateY(-2px);border-color:#9fb3d1}
.card-a .th{position:relative}
.card-a img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:#e6ecf5}
.cat-lbl{position:absolute;left:0;top:0;background:var(--navy);color:#fff;font-size:13px;font-weight:800;padding:3px 10px;border-bottom-right-radius:8px}
.card-a .bd{padding:12px 14px 14px}
.card-a h3{font-size:17px;line-height:1.55;margin:0 0 6px;color:var(--ink)}
.card-a time{font-size:14px;color:var(--ink2)}
.pager{display:flex;gap:8px;justify-content:center;margin-top:26px;flex-wrap:wrap}
.pager a,.pager span{min-width:44px;text-align:center;padding:8px 12px;border-radius:8px;border:2px solid var(--navy);text-decoration:none;font-weight:800;color:var(--navy);background:#fff}
.pager span{background:var(--navy);color:#fff}

/* サイドバー */
.side .widget{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:18px;box-shadow:var(--shadow)}
.w-t{font-weight:900;color:#fff;background:var(--navy);margin:-18px -18px 14px;padding:10px 16px;border-radius:12px 12px 0 0;font-size:16px}
.prof{text-align:center}.prof img{width:110px;height:110px;border-radius:50%;border:4px solid var(--gold-l)}
.prof b{display:block;color:var(--navy);font-size:18px}
.w-list{list-style:none;padding:0;margin:0}
.w-list li{border-bottom:1px dashed var(--line)}
.w-list a{display:flex;gap:10px;padding:9px 0;text-decoration:none;color:var(--ink);font-size:15px;line-height:1.5;align-items:center}
.w-list img{width:84px;height:48px;object-fit:cover;border-radius:6px;flex:none}
.rank{counter-reset:r}.rank li a::before{counter-increment:r;content:counter(r);flex:none;width:26px;height:26px;border-radius:50%;background:var(--gold);color:var(--navy);display:grid;place-items:center;font-weight:900;font-size:14px}
.search input{width:100%;font:inherit;padding:10px 12px;border:2px solid #9aa6bb;border-radius:8px}
.tags{display:flex;flex-wrap:wrap;gap:6px}.tags a{font-size:14px;border:1px solid var(--line);border-radius:999px;padding:3px 10px;text-decoration:none;color:var(--ink2);background:#f7f9fc}
.line-bn{display:block;text-decoration:none;background:var(--green);color:#fff;border-radius:12px;padding:16px;text-align:center;font-weight:900;line-height:1.6}
.line-bn small{display:block;font-weight:600;font-size:14px}

/* 記事本文 */
.post{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;box-shadow:var(--shadow)}
@media (max-width:600px){.post{padding:18px}}
.post h1{font-size:clamp(24px,3.4vw,32px);line-height:1.5;color:var(--navy);margin:6px 0 10px}
.meta{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;font-size:14px;color:var(--ink2)}
.meta .cat{background:var(--navy);color:#fff;border-radius:4px;padding:1px 10px;text-decoration:none;font-weight:800}
.eye{width:100%;border-radius:10px;margin:16px 0;display:block}
.share{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.share a{flex:1;min-width:88px;text-align:center;color:#fff;text-decoration:none;font-weight:800;border-radius:8px;padding:8px 0;font-size:15px}
.sh-x{background:#111}.sh-fb{background:#1877f2}.sh-hb{background:#00a4de}.sh-line{background:var(--green)}
.entry h2{font-size:23px;line-height:1.5;background:var(--navy);color:#fff;padding:12px 16px;border-radius:8px;border-left:8px solid var(--gold);margin:2em 0 .8em}
.entry h3{font-size:20px;color:var(--navy);border-bottom:3px solid var(--gold-l);padding-bottom:4px;margin:1.6em 0 .6em}
.entry ul,.entry ol{padding-left:1.5em}.entry li{margin:4px 0}
.entry table{width:100%;border-collapse:collapse;font-size:16px;margin:14px 0;background:#fff}
.entry th,.entry td{border:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}
.entry thead th{background:var(--navy);color:#fff}
.entry tbody tr:nth-child(even){background:#f7f9fc}
.tbl{overflow-x:auto}
.toc{background:#f3f6fb;border:2px solid var(--line);border-radius:10px;padding:14px 18px;margin:20px 0}
.toc p{margin:0 0 4px;font-weight:900;color:var(--navy)}
.toc ol{margin:0;padding-left:1.4em}.toc a{text-decoration:none}
.box-note{background:#eef3fb;border-left:5px solid #2c5aa0;padding:12px 16px;border-radius:6px;margin:14px 0}
.box-warn{background:#fdf0e7;border-left:5px solid #a3410d;color:#4f1c04;padding:12px 16px;border-radius:6px;margin:14px 0}
.box-point{border:2px solid var(--gold);border-radius:10px;padding:14px 16px;margin:14px 0;background:#fffcf2}
.talk{display:flex;gap:12px;align-items:flex-start;margin:16px 0}
.talk img{width:70px;height:70px;border-radius:50%;flex:none;border:3px solid var(--gold-l);object-fit:cover}
.talk>div{background:#fff;border:2px solid #2c5aa0;border-radius:14px;padding:8px 14px;max-width:640px}
.talk p{margin:0}.talk .nm{display:block;font-size:13px;font-weight:900;color:#2c5aa0}
.talk.r{flex-direction:row-reverse}.talk.r>div{border-color:#8fb0d8;background:#f5f9fe}.talk.r .nm{text-align:right;color:#4a78ad}
.src{font-size:14px;background:#f7f9fc;border:1px solid var(--line);border-radius:8px;padding:12px 16px;margin-top:20px}
.src ol{margin:6px 0 0;padding-left:1.4em;word-break:break-all}
.cta{border:3px solid var(--gold);border-radius:14px;padding:20px;margin:26px 0;background:linear-gradient(180deg,#fffaf0,#fff)}
.cta-h{display:flex;gap:14px;align-items:center}
.cta-h img{width:84px;height:84px;border-radius:50%;border:3px solid var(--gold);flex:none}
.cta-t{font-size:20px;font-weight:900;color:var(--navy);margin:0}
.cta .btns{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:10px 20px;border-radius:10px;font-weight:900;text-decoration:none;font-size:17px;text-align:center;line-height:1.35;flex:1;min-width:220px}
.btn-line{background:var(--green);color:#fff}.btn-gold{background:var(--gold);color:var(--navy)}
.author{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--line);border-radius:12px;padding:16px;margin-top:22px;background:#fafbfd}
.author img{width:84px;height:84px;border-radius:50%;flex:none}
.disclaimer{font-size:14px;color:var(--ink2);margin-top:18px}
.company-box{border:2px solid var(--navy);border-radius:10px;overflow:hidden;margin:16px 0}
.company-box .h{background:var(--navy);color:#fff;font-weight:900;padding:8px 14px}
.company-box table{margin:0}

/* フッター */
.site-ftr{background:var(--navy);color:#dfe6f2;padding:30px 0;font-size:15px}
.site-ftr a{color:#fff}
.site-ftr .links{display:flex;flex-wrap:wrap;gap:6px 18px;margin-bottom:10px}
.page-t{background:#fff;border-bottom:1px solid var(--line);padding:22px 0}
.page-t h1{margin:0;color:var(--navy);font-size:clamp(22px,3vw,30px)}