/* ============================================================
   株姫の米国株ラボ — Official Top Page
   Cocoon と競合しないよう、全セレクタを .khm-top 名前空間に閉じ込めています。
   フォント (@import) は functions.php から wp_enqueue_style で読み込みます。

   Design tokens:
     --navy-900  #0F1B2D  深紺(信頼・金融の地)
     --navy-700  #1C3148
     --ink       #14202E  本文
     --champagne #C9A14A  上品なゴールド(お嬢様のアクセント、使用は最小限)
     --champagne-soft #E5D2A0
     --paper     #FBFAF7  わずかに温かみのある白
     --line      #E3E0D8  罫線
     --muted     #6B7785  補助テキスト
   ============================================================ */

/* ---------- 名前空間ルート(変数 + body 相当のタイポグラフィ) ---------- */
.khm-top{
  --navy-900:#0F1B2D;
  --navy-700:#1C3148;
  --ink:#14202E;
  --champagne:#C9A14A;
  --champagne-soft:#E5D2A0;
  --paper:#FBFAF7;
  --line:#E3E0D8;
  --muted:#6B7785;
  --maxw:1140px;

  font-family:"Zen Kaku Gothic New",sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.85;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}

/* リセットは名前空間内のみに限定(Cocoon 全体を壊さない) */
.khm-top *{box-sizing:border-box;margin:0;padding:0;}

/* アンカースクロール。html 1 行のみで副作用は最小 */
html.khm-top-html{scroll-behavior:smooth;}

.khm-top .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.khm-top header.site{
  position:sticky;top:0;z-index:100;
  background:rgba(251,250,247,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.khm-top .nav{
  display:flex;align-items:center;justify-content:space-between;
  height:68px;
}
.khm-top .brand{
  display:flex;align-items:center;gap:12px;
  font-family:"Shippori Mincho",serif;
  font-weight:700;font-size:1.18rem;color:var(--navy-900);
  text-decoration:none;letter-spacing:.04em;
}
.khm-top .brand .mark{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;overflow:hidden;flex:none;
  background:var(--navy-900);
}
.khm-top .brand .mark img{
  width:100%;height:100%;object-fit:cover;border-radius:50%;display:block;
}
.khm-top .nav-links{display:flex;gap:30px;list-style:none;align-items:center;}
.khm-top .nav-links a{
  color:var(--ink);text-decoration:none;font-size:.92rem;font-weight:500;
  position:relative;padding:4px 0;transition:color .2s;
}
.khm-top .nav-links a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:1.5px;
  background:var(--champagne);transition:width .25s;
}
.khm-top .nav-links a:hover{color:var(--navy-900);}
.khm-top .nav-links a:hover::after{width:100%;}
.khm-top .nav-toggle{display:none;background:none;border:none;cursor:pointer;font-size:1.4rem;color:var(--navy-900);}

/* ---------- hero ---------- */
.khm-top .hero{
  position:relative;
  background:
    radial-gradient(ellipse at 78% 30%, rgba(201,161,74,.10), transparent 55%),
    linear-gradient(160deg, var(--navy-900) 0%, var(--navy-700) 100%);
  color:#fff;overflow:hidden;
}
/* 細い罫線のグリッド = 相場のティック/格子を上品に示唆 */
.khm-top .hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:linear-gradient(120deg, transparent, #000 60%);
  mask-image:linear-gradient(120deg, transparent, #000 60%);
}
.khm-top .hero-inner{
  position:relative;
  display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;
  min-height:560px;padding:72px 0;
}
.khm-top .hero-eyebrow{
  font-family:"Jost",sans-serif;font-weight:400;
  letter-spacing:.32em;text-transform:uppercase;
  font-size:.74rem;color:var(--champagne-soft);
  margin-bottom:26px;
  display:flex;align-items:center;gap:14px;
}
.khm-top .hero-eyebrow::before{
  content:"";width:34px;height:1px;background:var(--champagne);
}
.khm-top .hero h1{
  font-family:"Shippori Mincho",serif;font-weight:700;
  font-size:clamp(2.1rem,4vw,3.15rem);line-height:1.42;
  letter-spacing:.02em;margin-bottom:28px;
}
.khm-top .hero h1 .accent{
  color:var(--champagne);
  position:relative;white-space:nowrap;
}
.khm-top .hero-lead{
  font-size:1.02rem;line-height:2;color:rgba(255,255,255,.82);
  max-width:30em;margin-bottom:38px;font-weight:400;
}
.khm-top .hero-actions{display:flex;gap:16px;flex-wrap:wrap;}
.khm-top .btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 30px;border-radius:2px;text-decoration:none;
  font-size:.94rem;font-weight:700;letter-spacing:.04em;transition:all .22s;
}
.khm-top .btn-primary{background:var(--champagne);color:var(--navy-900);}
.khm-top .btn-primary:hover{background:var(--champagne-soft);transform:translateY(-1px);}
.khm-top .btn-ghost{border:1px solid rgba(255,255,255,.4);color:#fff;}
.khm-top .btn-ghost:hover{border-color:var(--champagne);color:var(--champagne-soft);}

/* hero figure — 立ち絵を品よく額装する */
.khm-top .hero-figure{position:relative;display:grid;place-items:center;}
.khm-top .portrait-frame{
  position:relative;width:300px;max-width:80%;
  aspect-ratio:3/4.2;
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border:1px solid rgba(201,161,74,.45);
  border-radius:3px;
  display:grid;place-items:center;
  box-shadow:0 30px 60px -30px rgba(0,0,0,.6);
}
.khm-top .portrait-frame::before{
  content:"";position:absolute;inset:10px;
  border:1px solid rgba(201,161,74,.25);border-radius:2px;
  z-index:1;pointer-events:none;
}
.khm-top .portrait-frame .ph{
  text-align:center;color:rgba(255,255,255,.4);
  font-family:"Jost",sans-serif;font-size:.8rem;letter-spacing:.1em;line-height:1.9;
  padding:20px;
}
/* 立ち絵(透過 PNG の全身)はフレーム内に収めて足元を接地 */
.khm-top .portrait-frame img{
  width:100%;height:100%;object-fit:contain;object-position:center bottom;
  border-radius:2px;display:block;padding:14px 14px 0;
}
.khm-top .portrait-cap{
  position:absolute;bottom:-14px;left:50%;transform:translateX(-50%);
  background:var(--navy-900);border:1px solid var(--champagne);
  color:var(--champagne-soft);
  font-family:"Shippori Mincho",serif;font-size:.86rem;
  padding:6px 22px;white-space:nowrap;letter-spacing:.08em;
  z-index:2;
}

/* ---------- ticker strip ---------- */
.khm-top .strip{
  background:var(--navy-900);border-top:1px solid rgba(201,161,74,.2);
  color:rgba(255,255,255,.78);
  font-family:"Jost",sans-serif;letter-spacing:.06em;font-size:.82rem;
}
.khm-top .strip .wrap{display:flex;gap:40px;flex-wrap:wrap;justify-content:center;padding:14px 24px;}
.khm-top .strip b{color:var(--champagne-soft);font-weight:500;}

/* ---------- section base ---------- */
.khm-top section{padding:90px 0;}
.khm-top .sec-head{margin-bottom:52px;max-width:46em;}
.khm-top .sec-eyebrow{
  font-family:"Jost",sans-serif;letter-spacing:.28em;text-transform:uppercase;
  font-size:.72rem;color:var(--champagne);margin-bottom:16px;
  display:flex;align-items:center;gap:12px;
}
.khm-top .sec-eyebrow::before{content:"";width:28px;height:1px;background:var(--champagne);}
.khm-top .sec-head h2{
  font-family:"Shippori Mincho",serif;font-weight:700;
  font-size:clamp(1.6rem,2.6vw,2.2rem);color:var(--navy-900);
  line-height:1.5;letter-spacing:.02em;
}
.khm-top .sec-head p{color:var(--muted);margin-top:16px;font-size:1rem;}

/* ---------- philosophy ---------- */
.khm-top .philo{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.khm-top .philo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;}
.khm-top .philo-card{
  padding:40px 34px;border-right:1px solid var(--line);position:relative;
}
.khm-top .philo-card:last-child{border-right:none;}
.khm-top .philo-num{
  font-family:"Jost",sans-serif;font-weight:300;font-size:1rem;
  color:var(--champagne);letter-spacing:.2em;margin-bottom:20px;
}
.khm-top .philo-card h3{
  font-family:"Shippori Mincho",serif;font-weight:600;font-size:1.22rem;
  color:var(--navy-900);margin-bottom:14px;line-height:1.6;
}
.khm-top .philo-card p{color:var(--muted);font-size:.94rem;line-height:1.95;}

/* ---------- stance (銘柄推奨しない) ---------- */
.khm-top .stance{
  background:var(--navy-900);color:#fff;text-align:center;
}
.khm-top .stance .wrap{max-width:760px;}
.khm-top .stance .sec-eyebrow{justify-content:center;color:var(--champagne);}
.khm-top .stance .sec-eyebrow::before{display:none;}
.khm-top .stance h2{
  font-family:"Shippori Mincho",serif;font-weight:600;
  font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.7;margin-bottom:24px;
  letter-spacing:.03em;
}
.khm-top .stance h2 em{color:var(--champagne);font-style:normal;}
.khm-top .stance p{color:rgba(255,255,255,.78);font-size:1rem;line-height:2.05;}

/* ---------- latest articles ---------- */
.khm-top .latest{background:var(--paper);}
.khm-top .art-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.khm-top .art-card{
  background:#fff;border:1px solid var(--line);border-radius:3px;
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s, box-shadow .22s;text-decoration:none;color:inherit;
}
.khm-top .art-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px -24px rgba(15,27,45,.4);}
.khm-top .art-thumb{
  aspect-ratio:16/9;background:linear-gradient(135deg,var(--navy-700),var(--navy-900));
  position:relative;display:grid;place-items:center;overflow:hidden;
}
/* アイキャッチ画像があるとき、サムネ全面を覆う */
.khm-top .art-thumb img,
.khm-top .art-thumb .art-thumb-img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;
}
.khm-top .art-thumb .cat{
  position:absolute;top:14px;left:14px;z-index:2;
  background:var(--champagne);color:var(--navy-900);
  font-size:.72rem;font-weight:700;padding:4px 12px;border-radius:2px;letter-spacing:.05em;
}
.khm-top .art-thumb .glyph{
  font-family:"Shippori Mincho",serif;color:rgba(201,161,74,.5);font-size:2.4rem;
}
.khm-top .art-body{padding:22px 22px 26px;display:flex;flex-direction:column;flex:1;}
.khm-top .art-date{font-family:"Jost",sans-serif;font-size:.78rem;color:var(--muted);letter-spacing:.08em;margin-bottom:10px;}
.khm-top .art-body h3{
  font-family:"Shippori Mincho",serif;font-weight:600;font-size:1.06rem;
  line-height:1.6;color:var(--navy-900);margin-bottom:auto;
}
.khm-top .art-more{
  margin-top:18px;font-size:.84rem;font-weight:700;color:var(--champagne);
  letter-spacing:.05em;
}
.khm-top .latest-foot{text-align:center;margin-top:46px;}
.khm-top .latest-empty{
  text-align:center;color:var(--muted);font-size:.95rem;
  border:1px dashed var(--line);border-radius:3px;padding:48px 24px;
}

/* 一覧ページ(アーカイブ/検索/記事一覧)のページネーション */
.khm-top .khm-pagination{margin-top:50px;display:flex;justify-content:center;}
.khm-top .khm-pagination ul{
  display:flex;gap:8px;flex-wrap:wrap;align-items:center;list-style:none;margin:0;padding:0;
}
.khm-top .khm-pagination a,
.khm-top .khm-pagination span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:42px;height:42px;padding:0 13px;
  border:1px solid var(--line);border-radius:2px;background:#fff;
  font-family:"Jost",sans-serif;font-size:.9rem;color:var(--ink);text-decoration:none;
  transition:border-color .2s,color .2s,background .2s;
}
.khm-top .khm-pagination a:hover{border-color:var(--champagne);color:var(--navy-900);}
.khm-top .khm-pagination .current{background:var(--navy-900);color:#fff;border-color:var(--navy-900);}
.khm-top .khm-pagination .dots{border-color:transparent;background:transparent;}

/* 関連記事セクションは上の余白を詰める(本文直後のため) */
.khm-top .khm-related{padding:64px 0 0;}

/* ---------- categories ---------- */
.khm-top .cats{background:#fff;border-top:1px solid var(--line);}
.khm-top .cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.khm-top .cat-tile{
  border:1px solid var(--line);border-radius:3px;padding:30px 24px;
  text-decoration:none;color:inherit;transition:all .22s;
  background:var(--paper);
}
.khm-top .cat-tile:hover{border-color:var(--champagne);background:#fff;}
.khm-top .cat-tile .ci{
  font-family:"Jost",sans-serif;color:var(--champagne);font-size:.8rem;
  letter-spacing:.2em;margin-bottom:14px;
}
.khm-top .cat-tile h3{
  font-family:"Shippori Mincho",serif;font-weight:600;font-size:1.1rem;
  color:var(--navy-900);margin-bottom:8px;
}
.khm-top .cat-tile p{color:var(--muted);font-size:.86rem;line-height:1.7;}

/* ---------- about / profile ---------- */
.khm-top .about{background:var(--paper);}
.khm-top .about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:center;}
.khm-top .about-portrait{
  aspect-ratio:4/5;border:1px solid var(--line);border-radius:3px;
  background:linear-gradient(180deg,#fff,var(--paper));
  display:grid;place-items:center;position:relative;overflow:hidden;
}
.khm-top .about-portrait::after{
  content:"";position:absolute;inset:12px;border:1px solid var(--champagne-soft);border-radius:2px;
  z-index:1;pointer-events:none;
}
.khm-top .about-portrait .ph{color:var(--muted);font-family:"Jost",sans-serif;font-size:.8rem;letter-spacing:.1em;text-align:center;line-height:1.9;}
.khm-top .about-portrait img{width:100%;height:100%;object-fit:contain;object-position:center bottom;padding:18px 18px 0;}
.khm-top .about-body h2{
  font-family:"Shippori Mincho",serif;font-weight:700;font-size:clamp(1.5rem,2.4vw,2rem);
  color:var(--navy-900);line-height:1.55;margin-bottom:22px;
}
.khm-top .about-body p{color:var(--ink);font-size:1rem;line-height:2.1;margin-bottom:18px;}
.khm-top .about-body .sign{
  font-family:"Shippori Mincho",serif;color:var(--navy-700);font-size:1.05rem;
  margin-top:26px;letter-spacing:.08em;
}

/* ---------- channels / SNS ---------- */
.khm-top .channels{background:var(--navy-900);color:#fff;}
.khm-top .channels .sec-head h2{color:#fff;}
.khm-top .ch-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.khm-top .ch-tile{
  border:1px solid rgba(255,255,255,.16);border-radius:3px;
  padding:28px 22px;text-decoration:none;color:#fff;
  transition:all .22s;display:block;
}
.khm-top .ch-tile:hover{border-color:var(--champagne);background:rgba(201,161,74,.07);}
.khm-top .ch-name{font-family:"Jost",sans-serif;font-weight:500;font-size:1.05rem;letter-spacing:.05em;margin-bottom:6px;}
.khm-top .ch-desc{color:rgba(255,255,255,.6);font-size:.84rem;}
.khm-top .ch-foot{text-align:center;margin-top:40px;}
.khm-top .ch-foot a{
  color:var(--champagne);text-decoration:none;font-weight:700;
  border-bottom:1px solid var(--champagne);padding-bottom:2px;font-size:.95rem;
}

/* ---------- footer ---------- */
.khm-top footer.site{background:#0A1422;color:rgba(255,255,255,.6);padding:60px 0 30px;}
.khm-top .foot-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-bottom:40px;}
.khm-top .foot-brand{display:flex;align-items:center;gap:12px;color:#fff;font-family:"Shippori Mincho",serif;font-weight:700;font-size:1.1rem;}
.khm-top .foot-brand .mark{width:32px;height:32px;border-radius:50%;background:var(--navy-900);overflow:hidden;display:grid;place-items:center;flex:none;}
.khm-top .foot-brand .mark img{width:100%;height:100%;object-fit:cover;border-radius:50%;display:block;}
.khm-top .foot-links{display:flex;gap:28px;flex-wrap:wrap;}
.khm-top .foot-links a{color:rgba(255,255,255,.6);text-decoration:none;font-size:.88rem;}
.khm-top .foot-links a:hover{color:var(--champagne-soft);}
.khm-top .disclaimer{
  border-top:1px solid rgba(255,255,255,.1);padding-top:24px;
  font-size:.78rem;line-height:1.9;color:rgba(255,255,255,.42);max-width:60em;
}
.khm-top .copy{margin-top:20px;font-family:"Jost",sans-serif;font-size:.78rem;letter-spacing:.08em;color:rgba(255,255,255,.4);}

/* ---------- 404 / error page ---------- */
.khm-top .err{
  position:relative;
  background:
    radial-gradient(ellipse at 78% 30%, rgba(201,161,74,.10), transparent 55%),
    linear-gradient(160deg, var(--navy-900) 0%, var(--navy-700) 100%);
  color:#fff;overflow:hidden;
}
.khm-top .err::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:linear-gradient(120deg, transparent, #000 60%);
  mask-image:linear-gradient(120deg, transparent, #000 60%);
}
.khm-top .err-inner{
  position:relative;
  min-height:62vh;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:90px 0;
}
.khm-top .err-eyebrow{
  font-family:"Jost",sans-serif;letter-spacing:.32em;text-transform:uppercase;
  font-size:.74rem;color:var(--champagne-soft);margin-bottom:10px;
}
.khm-top .err-code{
  font-family:"Jost",sans-serif;font-weight:300;
  font-size:clamp(4.5rem,16vw,9rem);line-height:1;
  color:var(--champagne);letter-spacing:.12em;
}
.khm-top .err-title{
  font-family:"Shippori Mincho",serif;font-weight:700;
  font-size:clamp(1.35rem,3vw,2rem);color:#fff;margin:18px 0 14px;letter-spacing:.02em;
}
.khm-top .err-lead{
  color:rgba(255,255,255,.78);font-size:1rem;line-height:1.95;max-width:34em;margin-bottom:32px;
}
.khm-top .err-actions{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-bottom:36px;}
.khm-top .err-cats-label{
  font-family:"Jost",sans-serif;letter-spacing:.2em;text-transform:uppercase;
  font-size:.68rem;color:rgba(255,255,255,.5);margin-bottom:14px;
}
.khm-top .err-cats{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;}
.khm-top .err-cats a{
  color:var(--champagne-soft);text-decoration:none;font-size:.84rem;
  border:1px solid rgba(201,161,74,.4);border-radius:2px;padding:7px 16px;transition:all .2s;
}
.khm-top .err-cats a:hover{border-color:var(--champagne);background:rgba(201,161,74,.08);color:#fff;}

/* 検索0件ページの検索フォーム */
.khm-top .err-search{
  display:flex;gap:0;width:min(420px,90%);margin:0 auto 30px;
  border:1px solid rgba(201,161,74,.4);border-radius:2px;overflow:hidden;
  background:rgba(255,255,255,.04);
}
.khm-top .err-search input[type="search"]{
  flex:1;border:none;background:transparent;color:#fff;
  font-family:"Zen Kaku Gothic New",sans-serif;font-size:.95rem;
  padding:12px 16px;outline:none;
}
.khm-top .err-search input[type="search"]::placeholder{color:rgba(255,255,255,.45);}
.khm-top .err-search button{
  border:none;cursor:pointer;
  background:var(--champagne);color:var(--navy-900);
  font-family:"Jost",sans-serif;font-weight:500;letter-spacing:.08em;
  padding:0 22px;transition:background .2s;
}
.khm-top .err-search button:hover{background:var(--champagne-soft);}

/* ---------- responsive ---------- */
@media(max-width:880px){
  .khm-top .hero-inner{grid-template-columns:1fr;gap:50px;text-align:center;padding:56px 0;min-height:auto;}
  .khm-top .hero-eyebrow{justify-content:center;}
  .khm-top .hero-lead{margin-left:auto;margin-right:auto;}
  .khm-top .hero-actions{justify-content:center;}
  .khm-top .hero-figure{order:-1;}
  .khm-top .philo-grid{grid-template-columns:1fr;}
  .khm-top .philo-card{border-right:none;border-bottom:1px solid var(--line);}
  .khm-top .philo-card:last-child{border-bottom:none;}
  .khm-top .art-grid{grid-template-columns:1fr;}
  .khm-top .cat-grid{grid-template-columns:1fr 1fr;}
  .khm-top .about-grid{grid-template-columns:1fr;gap:36px;}
  .khm-top .about-portrait{max-width:320px;margin:0 auto;}
  .khm-top .ch-grid{grid-template-columns:1fr 1fr;}
  .khm-top .nav-toggle{display:block;}

  /* モバイルナビ: 既定は非表示。JS で display:flex を付与すると下に開く */
  .khm-top .nav{position:relative;}
  .khm-top .nav-links{
    display:none;
    position:absolute;top:68px;left:0;right:0;
    flex-direction:column;gap:0;align-items:stretch;
    background:rgba(251,250,247,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 14px 30px -20px rgba(15,27,45,.45);
    padding:6px 24px 14px;
  }
  .khm-top .nav-links a{
    display:block;padding:13px 2px;border-bottom:1px solid var(--line);
  }
  .khm-top .nav-links li:last-child a{border-bottom:none;}
  .khm-top .nav-links a::after{display:none;}
}
@media(max-width:480px){
  .khm-top .cat-grid,.khm-top .ch-grid{grid-template-columns:1fr;}
  .khm-top .strip .wrap{gap:20px;}
}

@media(prefers-reduced-motion:reduce){
  .khm-top *{transition:none !important;}
  html.khm-top-html{scroll-behavior:auto !important;}
}