/*
Theme Name: FX AI研究所
Theme URI: https://fxailab.info/
Author: FX AI研究所
Author URI: https://fxailab.info/
Description: 漆黒 × 蛍光イエロー × 等幅フォント主役のターミナル風研究機関メディアテーマ。FXのEAを、AIで研究する。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.0
Requires PHP: 7.4
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: fx-ai-lab
Tags: dark, custom-colors, custom-menu, threaded-comments, translation-ready, full-width-template
*/

/* ============================================================
   FX AI研究所 — トレーダー / ターミナル風（蛍光イエロー）
   - 漆黒背景 + 蛍光イエロー（#fff200）+ ネオンレッド
   - 等幅フォント主役（IBM Plex Mono / JetBrains Mono）
   - Bloomberg風の罫線・情報密度高め
   - データ・数字を最前面に
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=IBM+Plex+Mono:wght@400;500;700&family=Inter:wght@400;600;700&display=swap');

:root {
  --bg-black: #000000;
  --bg-surface: #0a0e0d;
  --bg-card: #0e1413;
  --bg-alt: #060908;
  --bg-row-hover: rgba(255, 242, 0, 0.04);
  --text-main: #e6e6e6;
  --text-muted: #8a9090;
  --text-dim: #4a5050;
  --yellow: #fff200;
  --yellow-dim: rgba(255, 242, 0, 0.5);
  --red: #ff3838;
  --amber: #ffb000;
  --border: rgba(255, 242, 0, 0.12);
  --border-strong: rgba(255, 242, 0, 0.3);
  --grid-line: rgba(255, 255, 255, 0.04);
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
  --font-sans: 'Inter', system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

/* レスポンシブメディア: 本文・コンテンツ内の画像等を必ず画面幅に収める。
   テーマ全体に img の max-width 制約が無く、記事本文(the_content)の大きな画像が
   原寸ではみ出す（モバイルで巨大化）問題への根本対策。
   .dashboard-img はクラス詳細度が勝つため height:100%/object-fit は維持される。 */
img { max-width: 100%; height: auto; }
figure, video, iframe, embed, object, svg { max-width: 100%; }
.single-post img, article img, .card-glass img { max-width: 100%; height: auto; }
.single-post table, article table { display: block; max-width: 100%; overflow-x: auto; }
.single-post pre, article pre { max-width: 100%; overflow-x: auto; }

html { scroll-padding-top: 80px; height: 100%; }
body {
  background-color: var(--bg-black);
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px),
    radial-gradient(at 50% 0%, rgba(255, 242, 0, 0.05) 0%, transparent 50%);
  background-size: 40px 40px, 40px 40px, 100% 100%;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  height: 100%; overflow: hidden;
}

.page-scroll {
  height: 100%; overflow-y: auto; overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 80px;
  scroll-padding-top: 80px;
}
.page-scroll::-webkit-scrollbar { width: 8px; }
.page-scroll::-webkit-scrollbar-track { background: var(--bg-black); }
.page-scroll::-webkit-scrollbar-thumb { background: var(--border-strong); }

h1, h2, h3, h4 { font-family: var(--font-mono); font-weight: 700; line-height: 1.3; letter-spacing: -0.005em; }
a { color: var(--yellow); text-decoration: none; transition: all 0.15s ease; }
a:hover { color: var(--yellow); text-shadow: 0 0 8px var(--yellow-dim); }
.container { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }

/* ============ Header ============ */
.header {
  position: fixed; top: 0; left: 0; width: 100%;
  background: rgba(0, 0, 0, 0.95); backdrop-filter: blur(14px);
  z-index: 1000;
  border-bottom: 1px solid var(--border-strong);
  font-family: var(--font-mono);
}
.header::after {
  content: '● LIVE / FX-AI-LAB.0 / GMT' attr(data-time);
  position: absolute; bottom: -1px; left: 50%; transform: translateX(-50%);
  font-size: 0.625rem; color: var(--yellow-dim); letter-spacing: 1.5px;
  background: var(--bg-black); padding: 0 0.625rem;
}
.header-container { max-width: 1400px; margin: 0 auto; padding: 0.75rem 1.5rem; display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; gap: 0.5rem; font-weight: 700; letter-spacing: 1px; }
.logo-mark { font-size: 1.25rem; color: var(--yellow); text-shadow: 0 0 10px var(--yellow-dim); }
.logo-text { font-size: 0.875rem; color: var(--yellow); text-transform: uppercase; }
.header-nav { display: flex; align-items: center; }
.header-menu { display: flex; align-items: center; gap: 1rem; list-style: none; margin: 0; padding: 0; }
.header-nav { display: flex; align-items: center; gap: 1rem; flex-wrap: nowrap; }
.header-cta { white-space: nowrap; }
.lang-switch { display: inline-flex; align-items: center; gap: 0.35rem; font-family: var(--font-mono); font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.5px; white-space: nowrap; }
.lang-switch .lang-opt { color: var(--text-dim); text-decoration: none; padding: 0.15rem 0.35rem; border: 1px solid transparent; }
.lang-switch .lang-opt:hover { color: var(--text-main); }
.lang-switch .lang-opt.is-active { color: var(--yellow); border-color: var(--border-strong); }
.lang-switch .lang-sep { color: var(--text-dim); }
.header-menu li { list-style: none; }
.header-nav a { font-size: 0.75rem; color: var(--text-muted); letter-spacing: 1px; text-transform: uppercase; padding: 0.375rem 0.625rem; display: inline-block; }
.header-nav a:hover { color: var(--yellow); }
/* CTA は <a> に直接 / または <li class="header-cta"> > <a> 両方で効くように */
.header-nav .header-cta > a,
.header-nav a.header-cta {
  color: var(--bg-black); background: var(--yellow); border: 1px solid var(--yellow);
  padding: 0.5rem 1rem; font-weight: 700;
}
.header-nav .header-cta > a:hover,
.header-nav a.header-cta:hover { background: var(--bg-black); color: var(--yellow); text-shadow: 0 0 8px var(--yellow-dim); }

/* ============ Hero ============ */
.hero { position: relative; padding: 8rem 0 5rem; overflow: hidden; }
.hero-bg, .hero-overlay { display: none; }
.hero-content { text-align: left; max-width: 920px; }
.hero-badge {
  display: inline-block; font-family: var(--font-mono); font-size: 0.6875rem;
  letter-spacing: 2px; color: var(--yellow);
  padding: 0.375rem 0.875rem; margin-bottom: 2rem;
  text-transform: uppercase; border: 1px solid var(--yellow); background: rgba(255, 242, 0, 0.06);
}
.hero-badge::before { content: '> '; }
.hero-title {
  font-family: var(--font-mono);
  font-size: clamp(2.75rem, 9.5vw, 6rem);
  letter-spacing: -0.035em;
  margin-bottom: 1.5rem;
  color: var(--yellow);
  text-shadow: 0 0 28px var(--yellow-dim);
  line-height: 1.08;
  font-weight: 800;
}
.hero-title::after { content: '_'; animation: blink 1.2s infinite; color: var(--yellow); }
@keyframes blink { 0%, 50% { opacity: 1; } 51%, 100% { opacity: 0; } }
.hero-subtitle { font-family: var(--font-mono); font-size: 0.9375rem; color: var(--text-muted); margin-bottom: 2.5rem; line-height: 1.85; }
.hero-cta-row { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-note { font-size: 0.75rem; color: var(--text-dim); font-family: var(--font-mono); }

/* CTA Split */
.hero-cta-prompt { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-muted); margin-bottom: 1.25rem; letter-spacing: 2px; text-transform: uppercase; }
.hero-cta-prompt::before { content: '$ '; color: var(--yellow); }
.hero-cta-split { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; max-width: 820px; }
.cta-split-card {
  display: flex; flex-direction: column; align-items: flex-start;
  padding: 1.5rem; background: var(--bg-card); border: 1px solid var(--border-strong);
  text-align: left; transition: all 0.2s ease; color: var(--text-main);
  font-family: var(--font-mono); position: relative;
}
.cta-split-card::before { content: '> '; color: var(--yellow); position: absolute; top: 1rem; left: 1rem; font-size: 0.75rem; opacity: 0; transition: opacity 0.2s ease; }
.cta-split-card:hover { border-color: var(--yellow); background: rgba(255, 242, 0, 0.04); transform: translateX(2px); color: var(--text-main); }
.cta-split-card:hover::before { opacity: 1; }
.cta-split-learn:hover { border-color: var(--amber); background: rgba(255, 176, 0, 0.04); }
.cta-split-icon { font-size: 1.5rem; margin-bottom: 0.875rem; filter: grayscale(0.5); }
.cta-split-headline { font-family: var(--font-mono); font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--text-main); }
.cta-split-sub { font-size: 0.8125rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 1.25rem; }
.cta-split-tag { font-family: var(--font-mono); font-size: 0.625rem; letter-spacing: 1.5px; padding: 0.25rem 0.625rem; border-radius: 0; align-self: flex-end; }
.cta-split-learn .cta-split-tag { background: rgba(255, 176, 0, 0.12); color: var(--amber); border: 1px solid rgba(255, 176, 0, 0.3); }
.cta-split-earn .cta-split-tag { background: rgba(255, 242, 0, 0.12); color: var(--yellow); border: 1px solid var(--border-strong); }

/* ============ Buttons ============ */
.btn-primary, .btn-secondary {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.75rem 1.5rem; font-family: var(--font-mono);
  font-size: 0.8125rem; font-weight: 700; border-radius: 0;
  transition: all 0.15s ease; cursor: pointer; border: 1px solid transparent;
  letter-spacing: 1px; text-transform: uppercase;
}
.btn-primary { background: var(--yellow); color: var(--bg-black); border-color: var(--yellow); }
.btn-primary:hover { background: var(--bg-black); color: var(--yellow); text-shadow: 0 0 8px var(--yellow-dim); }
.btn-primary:not(.btn-sm)::before { content: '> '; }
/* btn-sm では > マークを出さない（カード内で文字が改行されるのを防ぐ） */
.btn-secondary { background: transparent; color: var(--text-main); border-color: var(--border-strong); }
.btn-secondary:hover { border-color: var(--yellow); color: var(--yellow); }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.6875rem; }
.btn-block { display: block; width: 100%; text-align: center; }

/* ============ Section ============ */
.section { padding: 4.5rem 0; position: relative; }
.section-alt { background: var(--bg-surface); border-block: 1px solid var(--border); }
.section-head { text-align: left; max-width: 100%; margin: 0 0 2.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border); display: flex; flex-direction: column; gap: 0.5rem; }
.kicker {
  display: inline-block; font-family: var(--font-mono); font-size: 0.6875rem;
  letter-spacing: 3px; color: var(--yellow); text-transform: uppercase;
}
.kicker::before { content: '// '; opacity: 0.6; }
.section-title { font-family: var(--font-mono); font-size: clamp(1.5rem, 3vw, 2rem); color: var(--text-main); letter-spacing: -0.01em; }
.section-lead { font-family: var(--font-mono); color: var(--text-muted); font-size: 0.875rem; line-height: 1.75; max-width: 720px; }
.section-foot { text-align: left; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.lead-text { font-family: var(--font-mono); color: var(--text-muted); margin-bottom: 1rem; font-size: 0.875rem; line-height: 1.85; }
.lead-text strong { color: var(--yellow); font-weight: 500; }

/* ============ Cards ============ */
.card-glass { background: var(--bg-card); border: 1px solid var(--border); border-radius: 0; }
.card-grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1px; background: var(--border); }
.card-grid-3 > * { background: var(--bg-card); }

/* ============ Value Prop ============ */
.value-prop-single { max-width: 100%; text-align: left; padding: 0; }
.value-prop-single .section-title { margin-bottom: 1rem; }
.check-list { list-style: none; margin: 1.25rem 0; font-family: var(--font-mono); }
.check-list li { padding-left: 1.75rem; position: relative; color: var(--text-muted); margin-bottom: 0.5rem; font-size: 0.875rem; line-height: 1.7; }
.check-list li::before { content: '✗'; position: absolute; left: 0; color: var(--red); font-weight: 700; }

/* ============ Post card (コラム) ============ */
.post-card { overflow: hidden; transition: all 0.15s ease; }
.post-card:hover { background: var(--bg-row-hover); }
.post-thumb { height: 140px; background-size: cover; background-position: center; border-bottom: 1px solid var(--border); filter: grayscale(0.6) contrast(1.1) hue-rotate(40deg); }
.post-body { padding: 1.25rem; }
.post-meta { display: flex; align-items: center; gap: 0.625rem; font-family: var(--font-mono); font-size: 0.6875rem; margin-bottom: 0.75rem; }
.tag { background: rgba(255, 242, 0, 0.1); color: var(--yellow); padding: 0.125rem 0.5rem; font-weight: 500; letter-spacing: 0.5px; }
.date { color: var(--text-dim); }
.post-title { font-family: var(--font-mono); font-size: 0.9375rem; margin-bottom: 0.5rem; line-height: 1.5; color: var(--text-main); }
.post-excerpt { font-size: 0.8125rem; color: var(--text-muted); margin-bottom: 1rem; line-height: 1.7; }
.post-link { font-family: var(--font-mono); font-size: 0.75rem; color: var(--yellow); font-weight: 700; letter-spacing: 0.5px; }
.post-link::before { content: '> '; }

/* ============ Step (学習階段) ============ */
.step-card { padding: 1.75rem; text-align: left; display: block; transition: all 0.2s ease; }
.step-card:hover { background: var(--bg-row-hover); }
.step-num { font-family: var(--font-mono); font-size: 0.75rem; color: var(--amber); margin-bottom: 0.75rem; letter-spacing: 2px; }
.step-num::before { content: 'STEP_'; }
.step-title { font-family: var(--font-mono); font-size: 1.0625rem; margin-bottom: 0.625rem; color: var(--text-main); }
.step-desc { color: var(--text-muted); font-size: 0.8125rem; margin-bottom: 1rem; line-height: 1.7; }
.step-link { font-family: var(--font-mono); color: var(--yellow); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.5px; }
.step-link::before { content: '> '; }
.step-card-final { background: rgba(255, 242, 0, 0.03); border-color: var(--border-strong); }

/* ============ EA card ============ */
.ea-card { padding: 1.5rem; position: relative; }
.ea-badge { position: absolute; top: 1rem; right: 1rem; font-family: var(--font-mono); font-size: 0.625rem; background: rgba(255, 242, 0, 0.1); color: var(--yellow); padding: 0.25rem 0.5rem; letter-spacing: 1px; border: 1px solid var(--border-strong); }
/* 運用中カードは黄色基調を維持。赤は左端の細いアクセントとバッジだけに集約 */
.ea-card-live { border-color: var(--border-strong); background: rgba(255, 242, 0, 0.025); overflow: hidden; }
.ea-card-live::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--red); }
.ea-badge-live { background: rgba(255, 56, 56, 0.15); color: var(--red); font-weight: 700; border-color: rgba(255, 56, 56, 0.4); animation: livePulse 1.8s ease-in-out infinite; }
@keyframes livePulse { 0%, 100% { opacity: 1; box-shadow: 0 0 8px rgba(255, 56, 56, 0.3); } 50% { opacity: 0.7; box-shadow: 0 0 0 transparent; } }
.ea-name { font-family: var(--font-mono); font-size: 1.125rem; margin-bottom: 0.375rem; color: var(--text-main); }
.ea-tag { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-dim); margin-bottom: 1.25rem; }
.ea-spec { list-style: none; margin-bottom: 1.25rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--border); }
.ea-spec li { font-family: var(--font-mono); font-size: 0.8125rem; color: var(--text-muted); padding: 0.25rem 0 0.25rem 1.25rem; position: relative; line-height: 1.6; }
.ea-spec li::before { content: '▸'; position: absolute; left: 0; color: var(--yellow); font-size: 0.75rem; top: 0.375rem; }
.ea-cta-row { display: flex; gap: 0.5rem; }
.ea-cta-row .btn-secondary, .ea-cta-row .btn-primary { flex: 1; }

/* ============ Dashboard ============ */
.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); }
.dashboard-figure { padding: 1.25rem; background: var(--bg-card); display: flex; flex-direction: column; margin: 0; }
.dashboard-cap { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 1rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--border); }
.dashboard-cap-kicker { margin: 0; }
.dashboard-cap-note { font-family: var(--font-mono); font-size: 0.6875rem; color: var(--text-dim); }
.dashboard-img-wrap { position: relative; background: var(--bg-black); border: 1px solid var(--border); }
.dashboard-img { width: 100%; height: auto; display: block; }
/* 画像が無い時のみ表示。比率はここで確保（画像ありの時はラッパーが画像実サイズに従い黒枠ゼロ） */
.dashboard-img-placeholder { aspect-ratio: 16 / 10; display: none; flex-direction: column; align-items: center; justify-content: center; gap: 0.875rem; text-align: center; color: var(--text-dim); padding: 1.5rem; }
.placeholder-mark { font-size: 2rem; opacity: 0.4; }
.placeholder-text { font-family: var(--font-mono); font-size: 0.8125rem; line-height: 1.6; }
.placeholder-text small { display: block; margin-top: 0.5rem; font-size: 0.6875rem; color: var(--text-dim); }
.dashboard-note { font-family: var(--font-mono); font-size: 0.6875rem; color: var(--text-dim); margin-top: 1.25rem; }
.dashboard-figure-btn { margin-top: 1rem; }
.dashboard-archive-cta { margin-top: 1.5rem; display: flex; flex-direction: column; align-items: center; gap: 0.6rem; }
.dashboard-archive-note { font-family: var(--font-mono); font-size: 0.6875rem; color: var(--text-dim); letter-spacing: 0.5px; }

/* ============ Performance Archive (画像アーカイブ: 月次/週次切替) ============ */
.perf-archive { margin-top: 3rem; }
.perf-archive-head { margin-bottom: 1.5rem; display: flex; flex-direction: column; gap: 0.5rem; }
.perf-archive-tabs { display: flex; gap: 0.5rem; margin-bottom: 1.5rem; border-bottom: 1px solid var(--border); }
.perf-tab {
  font-family: var(--font-mono); font-size: 0.8125rem; font-weight: 700; letter-spacing: 0.5px;
  padding: 0.6rem 1.4rem; background: transparent; color: var(--text-dim);
  border: 1px solid var(--border); border-bottom: none; border-radius: 0;
  cursor: pointer; margin-bottom: -1px;
}
.perf-tab:hover { color: var(--text-main); }
.perf-tab.is-active { color: var(--yellow); border-color: var(--border); border-bottom: 2px solid var(--yellow); background: var(--bg-card); }
.perf-archive-panel { display: none; }
.perf-archive-panel.is-active { display: block; }
.perf-archive-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.25rem; }
.perf-archive-item { padding: 0.75rem; background: var(--bg-card); margin: 0; }
.perf-archive-item img { width: 100%; height: auto; display: block; border: 1px solid var(--border); }
.perf-archive-item figcaption { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-muted); margin-top: 0.6rem; text-align: center; letter-spacing: 0.5px; }
.perf-archive-empty { font-family: var(--font-mono); font-size: 0.8125rem; color: var(--text-dim); padding: 2rem 0; }

/* ============ HFM Entry ============ */
.hfm-entry { padding: 2.5rem; max-width: 100%; }
.hfm-entry-text .section-title { margin-bottom: 1rem; }

/* ============ Story ============ */
.story-card { padding: 2.25rem; max-width: 820px; margin: 0 auto; background: var(--bg-card); border-left: 2px solid var(--yellow); }
.story-card p { margin-bottom: 1.25rem; line-height: 1.9; font-family: var(--font-mono); font-size: 0.875rem; color: var(--text-muted); }
.story-card p strong { color: #fff; font-weight: 700; }
.story-turn {
  position: relative;
  background: rgba(255, 242, 0, 0.04);
  border: 1px solid var(--border-strong);
  padding: 1.25rem 1.25rem 1.25rem;
  margin: 1.5rem 0 1.5rem !important;
}
.story-turn-label {
  display: inline-block;
  font-size: 0.625rem;
  letter-spacing: 2px;
  color: var(--yellow);
  background: var(--bg-card);
  padding: 0.125rem 0.5rem;
  border: 1px solid var(--yellow);
  margin-right: 0.625rem;
  vertical-align: 0.125rem;
}
.story-conclusion { color: var(--yellow); font-weight: 700; padding-top: 1.25rem; margin-top: 0.5rem; border-top: 1px solid var(--border-strong); }
.story-cta { margin-top: 1.5rem; text-align: left; }

/* ============ Risk ============ */
.section-risk { padding: 2.5rem 0; }
.risk-card { background: rgba(255, 56, 56, 0.05); border: 1px solid rgba(255, 56, 56, 0.3); padding: 1.5rem; max-width: 100%; }
.risk-title { font-family: var(--font-mono); font-size: 0.75rem; color: var(--red); margin-bottom: 0.5rem; letter-spacing: 2px; text-transform: uppercase; }
.risk-title::before { content: '! '; }
.risk-card p { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-muted); line-height: 1.7; }

/* ============ Footer ============ */
.footer { background: var(--bg-alt); border-top: 1px solid var(--border-strong); padding: 3rem 0 1.5rem; }
.footer-container { display: grid; grid-template-columns: 1.5fr 2fr; gap: 3rem; }
.footer-desc { color: var(--text-muted); font-size: 0.8125rem; margin-top: 0.875rem; line-height: 1.7; font-family: var(--font-mono); }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.footer-col h4 { font-family: var(--font-mono); font-size: 0.6875rem; letter-spacing: 2px; text-transform: uppercase; color: var(--yellow); margin-bottom: 1rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul li a { font-family: var(--font-mono); font-size: 0.8125rem; color: var(--text-muted); }
.footer-col ul li a:hover { color: var(--yellow); }
.footer-bottom { text-align: center; padding-top: 2rem; margin-top: 2rem; border-top: 1px solid var(--border); color: var(--text-dim); font-size: 0.6875rem; font-family: var(--font-mono); letter-spacing: 1.5px; }
.footer-legal-nav { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; font-size: 0.6875rem; }
.footer-legal-nav a { color: var(--text-muted); text-decoration: none; letter-spacing: 1px; }
.footer-legal-nav a:hover { color: var(--yellow); }
.footer-sep { color: var(--text-dim); opacity: 0.6; }

/* 固定ヘッダー(.header / position:fixed・高さ約62px)分のオフセット。
   トップページ(.home)は hero がヘッダー裏に回るデザインのため除外し、
   記事・固定ページ等で先頭コンテンツがヘッダーに隠れる問題を防ぐ。 */
body:not(.home) main { padding-top: 64px; }

/* ============ 記事本文 (.article-body) ============
   見出し・表・コードは等幅(mono)でターミナル感を維持し、本文段落だけ sans に。
   フォント・色・サイズ・余白で階層を明確に差別化して可読性を上げる。 */
.single-post-content { padding: 2.5rem; }
.article-body { font-family: var(--font-sans); font-size: 1rem; line-height: 1.9; color: #d6dada; }
.article-body > *:first-child { margin-top: 0; }
.article-body > *:last-child { margin-bottom: 0; }

/* 段落 */
.article-body p { margin: 0 0 1.4rem; }

/* 見出し: mono・蛍光イエロー・上余白でセクション区切り。h2 は ## プレフィックスでターミナル風 */
.article-body h2 {
  font-family: var(--font-mono); font-size: 1.4rem; font-weight: 700; color: var(--yellow);
  margin: 3rem 0 1.2rem; padding-bottom: 0.6rem; border-bottom: 1px solid var(--border);
  letter-spacing: 0.3px; line-height: 1.4;
}
.article-body h2::before { content: "## "; color: var(--yellow-dim); }
.article-body h3 {
  font-family: var(--font-mono); font-size: 1.15rem; font-weight: 700; color: var(--text-main);
  margin: 2.4rem 0 0.9rem; padding-left: 0.75rem; border-left: 3px solid var(--yellow); line-height: 1.45;
}
.article-body h4 { font-family: var(--font-mono); font-size: 1rem; font-weight: 700; color: var(--amber); margin: 2rem 0 0.7rem; }

/* 強調 */
.article-body strong { color: var(--yellow); font-weight: 700; }
.article-body em { color: var(--amber); font-style: normal; }
.article-body mark { background: rgba(255, 242, 0, 0.2); color: var(--text-main); padding: 0 0.2em; }

/* リスト: 蛍光イエローのマーカー */
.article-body ul, .article-body ol { margin: 0 0 1.4rem; }
.article-body li { margin-bottom: 0.55rem; line-height: 1.8; }
.article-body ul { list-style: none; padding-left: 0; }
.article-body ul > li { position: relative; padding-left: 1.5rem; }
.article-body ul > li::before { content: "\25B8"; position: absolute; left: 0.3rem; color: var(--yellow); }
.article-body ol { padding-left: 1.6rem; }
.article-body ol > li { padding-left: 0.3rem; }
.article-body ol > li::marker { color: var(--yellow); font-family: var(--font-mono); font-weight: 700; }
.article-body li > ul, .article-body li > ol { margin: 0.55rem 0 0; }

/* リンク */
.article-body a { color: var(--yellow); text-decoration: underline; text-underline-offset: 2px; text-decoration-color: var(--yellow-dim); transition: text-decoration-color 0.15s; }
.article-body a:hover { text-decoration-color: var(--yellow); }
/* 本文中に置くボタン(CTA等): リンク装飾を打ち消してボタン見た目を維持 */
.article-body a.btn-primary, .article-body a.btn-secondary { text-decoration: none; }
.article-body a.btn-primary { color: var(--bg-black); }
.article-body a.btn-primary:hover { color: var(--yellow); }
.article-body a.btn-secondary { color: var(--text-main); }
.article-body a.btn-secondary:hover { color: var(--yellow); }

/* テーブル: Bloomberg / ターミナル風の罫線 + イエローヘッダー + ストライプ */
.article-body table { width: 100%; border-collapse: collapse; margin: 1.8rem 0; font-family: var(--font-mono); font-size: 0.8125rem; display: block; overflow-x: auto; }
.article-body thead { background: rgba(255, 242, 0, 0.08); }
.article-body th { padding: 0.7rem 0.9rem; text-align: left; color: var(--yellow); font-weight: 700; border: 1px solid var(--border); white-space: nowrap; letter-spacing: 0.3px; }
.article-body td { padding: 0.65rem 0.9rem; border: 1px solid var(--border); color: var(--text-main); vertical-align: top; }
.article-body tbody tr:nth-child(even) { background: rgba(255, 255, 255, 0.02); }
.article-body tbody tr:hover { background: var(--bg-row-hover); }

/* 引用・コード・区切り */
.article-body blockquote { margin: 1.6rem 0; padding: 0.9rem 1.2rem; border-left: 3px solid var(--yellow); background: rgba(255, 242, 0, 0.04); color: var(--text-muted); }
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body code { font-family: var(--font-mono); font-size: 0.85em; background: rgba(255, 255, 255, 0.06); padding: 0.12em 0.4em; border-radius: 3px; color: var(--amber); }
.article-body pre { margin: 1.6rem 0; padding: 1.2rem; background: var(--bg-black); border: 1px solid var(--border); overflow-x: auto; }
.article-body pre code { background: none; padding: 0; color: var(--text-main); font-size: 0.8125rem; }
.article-body hr { border: none; border-top: 1px solid var(--border); margin: 2.5rem 0; }

@media (max-width: 768px) {
  .single-post-content { padding: 1.5rem 1.25rem; }
  .article-body h2 { font-size: 1.25rem; margin-top: 2.4rem; }
  .article-body h3 { font-size: 1.075rem; }
  .header::after { display: none; } /* スマホでは LIVE/GMT ステータスバーを非表示（ヘッダーと被るため） */
  .header-menu { gap: 0; }
  /* モバイルではコピトレ誘導CTAだけ表示。他メニューはハンバーガー化していないので隠す */
  .header-menu > li:not(.header-cta) { display: none; }
  .header-menu > li.header-cta { display: block; }
  .header-nav .header-cta > a,
  .header-nav a.header-cta { padding: 0.5rem 0.875rem; font-size: 0.6875rem; }
  .hero { padding: 6.5rem 0 3.5rem; }
  .section { padding: 3rem 0; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .perf-tab { flex: 1; text-align: center; padding: 0.55rem 0.5rem; }
  .perf-archive-grid { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr; gap: 2rem; }
  .footer-links { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
  .hfm-entry { padding: 1.5rem; }
  .story-card { padding: 1.5rem; }
  .hero-cta-split { grid-template-columns: 1fr; max-width: 420px; }

  /* EA ライブラリ・コラムのカードグリッドをモバイルでは横スクロールカルーセル化 */
  #library .card-grid-3,
  #research .card-grid-3 {
    display: flex;
    grid-template-columns: none;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-padding-left: 1.25rem;
    gap: 1rem;
    background: transparent;
    margin: 0 -1.5rem;
    padding: 0.5rem 1.25rem 1.25rem;
    -webkit-overflow-scrolling: touch;
  }
  #library .card-grid-3 > *,
  #research .card-grid-3 > * {
    flex: 0 0 82%;
    scroll-snap-align: start;
    min-width: 82%;
  }
  /* スクロールヒント末尾: 右端に少し空白を残してスワイプ可能を示唆 */
  #library .card-grid-3::after,
  #research .card-grid-3::after {
    content: '';
    flex: 0 0 0.5rem;
  }
  /* スクロールバーを薄く */
  #library .card-grid-3::-webkit-scrollbar,
  #research .card-grid-3::-webkit-scrollbar { height: 4px; }
  #library .card-grid-3::-webkit-scrollbar-thumb,
  #research .card-grid-3::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 2px; }

  /* カード内ボタンをモバイルで縦並びに（カード幅 82% でも横並びは窮屈なため） */
  .ea-cta-row { flex-direction: column; gap: 0.5rem; }
  .ea-cta-row .btn-primary,
  .ea-cta-row .btn-secondary { width: 100%; padding: 0.625rem 1rem; }
}

/* ===== Learn archive (/learn/basics/ /learn/discretionary/ /learn/smc/) ===== */
.learn-archive-head { margin-bottom: 2.5rem; }
.learn-archive-head .section-lead p { margin-bottom: 0.5rem; }
.learn-empty { padding: 2.5rem; text-align: center; line-height: 1.95; }
.learn-empty p { margin-bottom: 1rem; color: var(--text-muted); }

/* ===== Blog list page (/blog/) ===== */
.blog-cat-bar { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 2.5rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--border); }
.blog-cat-label { font-family: var(--font-mono); font-size: 0.625rem; letter-spacing: 2px; color: var(--text-dim); }
.blog-cat-list { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; margin: 0; padding: 0; }
.blog-cat-list li { list-style: none; }
.blog-cat-item a {
  display: inline-block; font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--text-muted); padding: 0.375rem 0.75rem;
  border: 1px solid var(--border-strong); border-radius: 2px;
  letter-spacing: 0.5px; transition: all 0.15s ease;
}
.blog-cat-item a:hover { color: var(--yellow); border-color: var(--yellow); }
.blog-cat-item.is-active a { background: var(--yellow); color: var(--bg-black); border-color: var(--yellow); }
.blog-cat-item small { opacity: 0.6; margin-left: 0.25rem; }

.blog-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.25rem; }
.blog-list .post-card { background: var(--bg-card); }

.blog-pagination { margin-top: 3rem; text-align: center; }
.blog-pagination .page-numbers {
  display: inline-block; min-width: 2.25rem; padding: 0.5rem 0.75rem;
  font-family: var(--font-mono); font-size: 0.8125rem; color: var(--text-muted);
  border: 1px solid var(--border-strong); margin: 0 0.125rem;
  letter-spacing: 0.5px;
}
.blog-pagination .page-numbers:hover { color: var(--yellow); border-color: var(--yellow); }
.blog-pagination .page-numbers.current { background: var(--yellow); color: var(--bg-black); border-color: var(--yellow); }
.blog-pagination .page-numbers.dots { border: none; padding: 0.5rem 0.25rem; }

@media (max-width: 640px) {
  .blog-list { grid-template-columns: 1fr; }
  .blog-cat-bar { gap: 0.5rem; }
}

/* ===== Legal pages (/tokutei /privacy-policy /risk-disclosure) ===== */
.legal-page { max-width: 820px; margin: 0 auto; padding: 4rem 1.5rem 5rem; font-family: var(--font-mono); color: var(--text-muted); line-height: 1.8; }
.legal-page h2 { font-size: 1.5rem; color: var(--yellow); margin-bottom: 1.5rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--border-strong); letter-spacing: 0.5px; }
.legal-page h3 { font-size: 1rem; color: var(--yellow); margin: 2rem 0 0.75rem; letter-spacing: 0.5px; }
.legal-page h3::before { content: "## "; color: var(--text-dim); }
.legal-page p { font-size: 0.875rem; margin-bottom: 1rem; }
.legal-page ul { list-style: none; padding: 0; margin-bottom: 1rem; }
.legal-page ul li { font-size: 0.875rem; padding-left: 1.25rem; margin-bottom: 0.5rem; position: relative; }
.legal-page ul li::before { content: ">"; color: var(--yellow); position: absolute; left: 0; font-weight: 700; }
.legal-page strong { color: #fff; font-weight: 700; }
.legal-table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: 0.8125rem; }
.legal-table th, .legal-table td { padding: 1rem; border: 1px solid var(--border); text-align: left; vertical-align: top; }
.legal-table th { background: var(--bg-card); color: var(--yellow); font-weight: 600; width: 30%; letter-spacing: 0.3px; }
.legal-table td { color: var(--text-muted); }
.legal-meta { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--border); font-size: 0.75rem; color: var(--text-dim); text-align: right; letter-spacing: 1px; }

@media (max-width: 640px) {
  .legal-page { padding: 3rem 1.25rem 4rem; }
  .legal-table th, .legal-table td { display: block; width: 100%; }
  .legal-table th { border-bottom: none; }
}

/* ===== Contact page (/contact/) ===== */
.contact-section { max-width: 720px; margin: 0 auto; padding: 4rem 1.5rem 5rem; font-family: var(--font-mono); color: var(--text-muted); line-height: 1.8; }
.contact-intro h2 { font-size: 1.5rem; color: var(--yellow); margin-bottom: 1rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--border-strong); }
.contact-intro p { font-size: 0.875rem; margin-bottom: 2rem; }
.contact-form-wrap { background: var(--bg-card); border: 1px solid var(--border); padding: 2rem; margin: 2rem 0; }
.contact-notes { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border); font-size: 0.75rem; color: var(--text-dim); }
.contact-notes a { color: var(--yellow); }

/* Contact Form 7 fields */
.cf7-form-wrap p { margin: 0 0 1.5rem; }
.cf7-form-wrap label { display: block; color: var(--yellow); font-size: 0.75rem; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 0.5rem; }
.cf7-required { color: var(--red, #ff3838); margin-left: 0.4rem; font-size: 0.6875rem; padding: 0.1rem 0.4rem; border: 1px solid currentColor; border-radius: 2px; letter-spacing: 0.5px; }
.cf7-form-wrap input[type="text"],
.cf7-form-wrap input[type="email"],
.cf7-form-wrap select,
.cf7-form-wrap textarea {
  width: 100%;
  background: #000;
  border: 1px solid var(--border-strong);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  padding: 0.75rem 1rem;
  border-radius: 2px;
  outline: none;
  transition: border-color 0.15s ease;
}
.cf7-form-wrap input[type="text"]:focus,
.cf7-form-wrap input[type="email"]:focus,
.cf7-form-wrap select:focus,
.cf7-form-wrap textarea:focus { border-color: var(--yellow); box-shadow: 0 0 0 2px var(--yellow-dim); }
.cf7-form-wrap input::placeholder,
.cf7-form-wrap textarea::placeholder { color: var(--text-dim); opacity: 0.6; }
.cf7-form-wrap select { appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--yellow) 50%), linear-gradient(135deg, var(--yellow) 50%, transparent 50%); background-position: calc(100% - 18px) center, calc(100% - 12px) center; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 2.5rem; }
.cf7-form-wrap textarea { resize: vertical; min-height: 160px; }
.cf7-consent { background: rgba(255, 242, 0, 0.04); border-left: 2px solid var(--yellow); padding: 0.75rem 1rem; font-size: 0.8125rem; }
.cf7-consent label { color: var(--text-muted); text-transform: none; letter-spacing: 0; font-size: 0.8125rem; cursor: pointer; }
.cf7-consent input[type="checkbox"] { margin-right: 0.5rem; accent-color: var(--yellow); }
.cf7-consent a { color: var(--yellow); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.cf7-submit-row { text-align: center; margin-top: 1rem; }
.cf7-form-wrap input[type="submit"],
.wpcf7 .wpcf7-submit {
  background: var(--yellow);
  color: #000;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 1rem 3rem;
  cursor: pointer;
  text-transform: uppercase;
  transition: all 0.2s ease;
  border-radius: 2px;
}
.cf7-form-wrap input[type="submit"]:hover,
.wpcf7 .wpcf7-submit:hover { background: #fff; box-shadow: 0 0 20px var(--yellow-dim); }

/* CF7 response messages */
.wpcf7 form .wpcf7-response-output { border: 1px solid var(--border-strong); color: var(--yellow); padding: 1rem; margin-top: 1.5rem; font-family: var(--font-mono); font-size: 0.8125rem; }
.wpcf7 form.invalid .wpcf7-response-output,
.wpcf7 form.unaccepted .wpcf7-response-output { border-color: var(--red, #ff3838); color: var(--red, #ff3838); }
.wpcf7 .wpcf7-not-valid-tip { color: var(--red, #ff3838); font-size: 0.75rem; margin-top: 0.25rem; }

@media (max-width: 640px) {
  .contact-section { padding: 3rem 1.25rem 4rem; }
  .contact-form-wrap { padding: 1.5rem; }
}

/* ============ 学習STEP 4カード化 (FX基礎 / 裁量 / SMC / EA) ============ */
.card-grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1px; background: var(--border); }
.card-grid-4 > * { background: var(--bg-card); }

/* ============ 学習記事の独自ユニット (AI翻訳 / 研究員の一言 / リスク開示 / 翻訳表 / 図) ============
   本文 .article-body 内に <div class="fxai-unit fxai-ai|fxai-researcher|fxai-risk"> で挿入。
   画像未生成の図は <figure class="fxai-figure"><figcaption>図: …</figcaption></figure> のプレースホルダ。 */
.article-body .fxai-unit { margin: 1.9rem 0; padding: 1.1rem 1.3rem; border: 1px solid var(--border-strong); border-left-width: 3px; background: rgba(255, 255, 255, 0.02); }
.article-body .fxai-unit > *:last-child { margin-bottom: 0; }
.article-body .fxai-unit-label { font-family: var(--font-mono); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; margin: 0 0 0.5rem; display: inline-block; }
.article-body .fxai-ai { border-left-color: var(--yellow); background: rgba(255, 242, 0, 0.04); }
.article-body .fxai-ai .fxai-unit-label { color: var(--yellow); }
.article-body .fxai-ai .fxai-unit-label::before { content: "\2697  "; }
.article-body .fxai-researcher { border-left-color: var(--amber); }
.article-body .fxai-researcher .fxai-unit-label { color: var(--amber); }
.article-body .fxai-researcher .fxai-unit-label::before { content: "\25CD  "; }
.article-body .fxai-risk { border-left-color: var(--red, #ff3838); background: rgba(255, 56, 56, 0.04); }
.article-body .fxai-risk .fxai-unit-label { color: var(--red, #ff3838); }
.article-body .fxai-risk .fxai-unit-label::before { content: "\26A0  "; }
.article-body .fxai-risk p { font-size: 0.82rem; color: var(--text-dim); line-height: 1.75; }
.article-body .fxai-note { display: block; margin-top: 0.5rem; font-size: 0.76rem; color: var(--text-dim); }
.article-body table.fxai-translate th { background: rgba(255, 242, 0, 0.1); }
.article-body .fxai-figure { margin: 1.9rem 0; border: 1px dashed var(--border-strong); background: repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.015) 0 10px, transparent 10px 20px); min-height: 120px; display: flex; align-items: center; justify-content: center; }
.article-body .fxai-figure figcaption { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-dim); padding: 1.5rem; text-align: center; }
/* SVG図解が入った figure(プレースホルダ枠を実線化して図を敷く) */
.article-body .fxai-figure--filled { border-style: solid; border-color: var(--border); background: rgba(255, 255, 255, 0.02); min-height: auto; display: block; padding: 1rem 1rem 0.3rem; }
.article-body .fxai-figure--filled svg { width: 100%; height: auto; display: block; }
.article-body .fxai-figure--filled figcaption { padding: 0.6rem 0.2rem 0.4rem; text-align: left; }

/* 学習STEP: 縦一列・番号付き・画像付きリスト */
.learn-list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.learn-row { margin: 0; }
.learn-row-link {
  display: grid;
  grid-template-columns: auto 200px 1fr;
  align-items: center;
  gap: 1.25rem;
  text-decoration: none;
  color: inherit;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  background: var(--bg-card);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.learn-row-link:hover {
  border-color: var(--yellow);
  transform: translateY(-2px);
  box-shadow: 0 0 18px var(--yellow-dim);
}
.learn-row-index {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--yellow);
  opacity: 0.9;
  min-width: 2.4rem;
  line-height: 1;
}
.learn-row-thumb {
  width: 200px;
  height: 112px;
  border: 1px solid var(--border-strong);
  background-size: cover;
  background-position: center;
}
.learn-row-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.learn-row-title {
  font-size: 1.02rem;
  line-height: 1.5;
  margin: 0;
}
.learn-row-excerpt {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 0;
}

@media (max-width: 720px) {
  .learn-row-link {
    grid-template-columns: auto 1fr;
    align-items: start;
  }
  .learn-row-thumb { display: none; }
}