@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&family=Noto+Sans+JP:wght@400;500;700&display=swap');

:root { --bg: #0c0c0f; --surface: #141419; --surface-2: #1b1b21; --line: #2b2b31; --text: #f4f2ee; --muted: #929198; --orange: #ff6a1a; --orange-soft: #ffb184; --red: #dd3e32; --max: 1180px; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: 'Manrope', 'Noto Sans JP', sans-serif; line-height: 1.75; }
body::selection { background: var(--orange); color: var(--bg); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input { font: inherit; }
.container { width: min(calc(100% - 64px), var(--max)); margin: 0 auto; }
.site-header { border-bottom: 1px solid rgba(255,255,255,.1); background: rgba(12,12,15,.82); backdrop-filter: blur(14px); position: sticky; top: 0; z-index: 20; }
.container.header-inner { width: min(calc(100% - 64px), var(--max)); padding-inline: 0; }
.header-inner { height: 78px; display: flex; align-items: center; justify-content: space-between; }
.brand { font-weight: 800; letter-spacing: -.08em; font-size: 23px; line-height: 1; }
.brand span, .hero-title span, .page-title span { color: var(--orange); }
.main-nav { display: flex; align-items: center; gap: 33px; font-size: 11px; letter-spacing: .13em; font-weight: 700; }
.main-nav a { color: var(--muted); transition: color .2s ease; position: relative; }
.main-nav a:hover, .main-nav a.is-active { color: var(--text); }
.main-nav a.is-active::after { content: ''; position: absolute; left: 0; right: 0; bottom: -31px; height: 2px; background: var(--orange); }
.nav-search { display: flex; align-items: center; gap: 8px; }
.nav-search svg, .search-form svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.menu-toggle { display: none; background: none; border: 0; color: var(--text); padding: 7px; }
.menu-toggle svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.4; }
.hero { min-height: 630px; position: relative; overflow: hidden; border-bottom: 1px solid var(--line); display: flex; align-items: center; }
.hero-grid { position: absolute; inset: 0; opacity: .16; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 76px 76px; mask-image: linear-gradient(90deg, black, transparent 85%); }
.hero::before { content: ''; position: absolute; width: 760px; height: 760px; right: -260px; top: -220px; border: 1px solid rgba(255,106,26,.32); border-radius: 50%; box-shadow: 0 0 0 66px rgba(255,106,26,.04), 0 0 0 180px rgba(255,106,26,.025); }
.hero::after { content: ''; position: absolute; top: 0; bottom: 0; right: 20%; width: 1px; background: linear-gradient(transparent, var(--orange), transparent); opacity: .45; transform: rotate(29deg); }
.hero-orb { position: absolute; border-radius: 50%; background: var(--orange); filter: blur(1px); opacity: .7; animation: float 8s ease-in-out infinite; }
.orb-a { width: 6px; height: 6px; right: 27%; top: 30%; } .orb-b { width: 3px; height: 3px; right: 9%; top: 65%; animation-delay: -3s; }
@keyframes float { 50% { transform: translate(18px, -24px); opacity: .35; } }
.hero-content { position: relative; z-index: 1; padding: 112px 0 82px; }
.eyebrow { color: var(--orange); font: 500 12px/1.4 'DM Mono', monospace; letter-spacing: .18em; margin: 0 0 20px; }
.hero-title { font-size: clamp(78px, 15vw, 180px); line-height: .9; letter-spacing: -.1em; margin: 0; font-weight: 800; }
.hero-foot { display: flex; justify-content: space-between; align-items: end; max-width: 520px; margin-top: 82px; }
.hero-foot p { margin: 0; color: var(--muted); font-size: 14px; line-height: 2; }
.circle-link { width: 58px; height: 58px; border: 1px solid var(--orange); color: var(--orange); display: grid; place-items: center; border-radius: 50%; transition: background .25s, color .25s, transform .25s; }
.circle-link:hover { background: var(--orange); color: var(--bg); transform: rotate(-45deg); }
.circle-link svg, .image-arrow svg, .button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.hero-index { position: absolute; right: 32px; bottom: 30px; color: #55555d; font: 10px 'DM Mono', monospace; letter-spacing: .14em; }
.section { padding: 116px 0; }
.section-heading { display: flex; justify-content: space-between; align-items: end; margin-bottom: 42px; }
h2 { font-size: clamp(32px, 4vw, 50px); line-height: 1.15; letter-spacing: -.06em; margin: 0; }
h2 em { color: var(--orange); font-style: normal; }
.text-link { color: var(--text); font: 500 11px 'DM Mono', monospace; letter-spacing: .05em; border-bottom: 1px solid var(--orange); padding-bottom: 6px; transition: color .2s; }
.text-link:hover { color: var(--orange); }
.text-link span { color: var(--orange); margin-left: 8px; }
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.post-card { background: var(--surface); min-width: 0; transition: transform .25s ease; }
.post-card:hover { transform: translateY(-5px); }
.post-card-image { display: block; position: relative; aspect-ratio: 1.67; overflow: hidden; background: var(--surface-2); }
.post-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.post-card:hover .post-card-image img { transform: scale(1.04); }
.image-arrow { position: absolute; top: 17px; right: 17px; background: var(--orange); color: var(--bg); width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; opacity: 0; transform: translate(-6px, 6px); transition: opacity .25s, transform .25s; }
.post-card:hover .image-arrow { opacity: 1; transform: translate(0, 0); }
.post-card-body { padding: 23px 25px 27px; }
.post-meta, .article-kicker { display: flex; align-items: center; gap: 12px; color: var(--muted); font: 10px 'DM Mono', monospace; letter-spacing: .08em; }
.post-meta a, .article-kicker a { color: var(--orange); }
.post-card h3 { font-size: 18px; line-height: 1.45; margin: 15px 0 9px; letter-spacing: -.035em; }
.post-card h3 a:hover { color: var(--orange-soft); }
.post-card p { margin: 0 0 17px; color: var(--muted); font-size: 12px; line-height: 1.8; }
.tag-row { display: flex; flex-wrap: wrap; gap: 7px; color: #77777f; font: 10px 'DM Mono', monospace; }
.category-section { background: #101014; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.category-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.category-tile { background: #101014; min-height: 190px; padding: 22px; display: flex; flex-direction: column; justify-content: space-between; transition: background .25s, color .25s; }
.category-tile:hover { background: var(--orange); color: var(--bg); }
.category-num, .category-count { color: #73737b; font: 10px 'DM Mono', monospace; letter-spacing: .08em; }
.category-tile:hover .category-num, .category-tile:hover .category-count { color: rgba(12,12,15,.65); }
.category-tile strong { font-size: 21px; letter-spacing: .02em; }
.category-count span { float: right; font-size: 15px; }
.youtube-section { padding-top: 0; background: #101014; }
.youtube-panel { min-height: 390px; background: var(--orange); color: var(--bg); padding: 59px 70px; display: flex; justify-content: space-between; align-items: center; overflow: hidden; position: relative; }
.youtube-panel::after { content: ''; position: absolute; width: 560px; height: 560px; border: 1px solid rgba(12,12,15,.3); border-radius: 50%; right: 6%; top: -82px; box-shadow: 0 0 0 62px rgba(12,12,15,.04), 0 0 0 140px rgba(12,12,15,.025); }
.youtube-panel .eyebrow { color: rgba(12,12,15,.62); }
.youtube-panel h2 { font-size: clamp(35px, 5vw, 62px); }
.youtube-panel h2 em { color: var(--text); }
.panel-copy { font-size: 13px; margin: 22px 0 26px; max-width: 290px; }
.button { display: inline-flex; align-items: center; gap: 15px; background: var(--orange); color: var(--bg); border: 1px solid var(--orange); padding: 13px 17px; font-size: 11px; font-weight: 700; letter-spacing: .05em; transition: background .2s, color .2s; }
.button:hover { background: transparent; color: var(--orange); }
.button-light { background: var(--bg); border-color: var(--bg); color: var(--text); }
.button-light:hover { color: var(--bg); border-color: var(--bg); }
.youtube-mark { position: relative; z-index: 1; width: 230px; height: 160px; border: 1px solid rgba(12,12,15,.4); display: grid; place-items: center; transform: rotate(8deg); }
.youtube-mark span { font-size: 62px; line-height: 1; }.youtube-mark small { position: absolute; bottom: 10px; right: 12px; font: 10px 'DM Mono', monospace; }
.about-section { background: #101014; border-top: 1px solid var(--line); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; }.about-copy { max-width: 480px; color: var(--muted); font-size: 15px; }.about-copy p { margin: 0 0 18px; }.about-copy .text-link { display: inline-block; margin-top: 21px; color: var(--text); }
.site-footer { border-top: 1px solid var(--line); padding: 55px 0 25px; background: var(--bg); }.footer-grid { display: flex; justify-content: space-between; align-items: start; }.footer-grid p { color: var(--muted); font-size: 11px; line-height: 1.8; margin-top: 18px; }.footer-nav { display: flex; gap: 24px; font: 10px 'DM Mono', monospace; color: var(--muted); }.footer-nav a:hover { color: var(--orange); }.footer-bottom { border-top: 1px solid var(--line); margin-top: 58px; padding-top: 17px; display: flex; justify-content: space-between; color: #606068; font: 9px 'DM Mono', monospace; letter-spacing: .06em; }
.page-hero { padding: 120px 0 88px; border-bottom: 1px solid var(--line); position: relative; overflow: hidden; }.page-hero::after { content: ''; position: absolute; width: 400px; height: 400px; border: 1px solid rgba(255,106,26,.25); border-radius: 50%; right: -100px; top: -130px; }.page-hero.compact { padding-bottom: 74px; }.page-title { font-size: clamp(58px, 10vw, 116px); line-height: .95; letter-spacing: -.09em; margin: 0; }.page-lead { color: var(--muted); font-size: 14px; margin: 28px 0 0; }.blog-list-section { padding-top: 58px; }.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }.filter { border: 1px solid var(--line); color: var(--muted); padding: 8px 14px; font: 10px 'DM Mono', monospace; transition: background .2s, color .2s, border .2s; }.filter:hover, .filter.is-active { border-color: var(--orange); color: var(--orange); }.blog-grid { grid-template-columns: repeat(3, 1fr); }.empty-state { color: var(--muted); padding: 60px 0; }
.article-wrap { padding: 84px 0 120px; }.article-container { max-width: 970px; }.article-kicker .updated { color: #66666e; margin-left: auto; }.article-title { max-width: 820px; font-size: clamp(42px, 7vw, 78px); line-height: 1.15; letter-spacing: -.075em; margin: 29px 0 15px; }.article-description { color: var(--muted); font-size: 15px; margin: 0 0 42px; }.article-cover { margin: 0; aspect-ratio: 1.9; overflow: hidden; background: var(--surface); }.article-cover img { width: 100%; height: 100%; object-fit: cover; }.article-layout { display: block; margin-top: 70px; }.article-body { max-width: 760px; font-family: 'Noto Sans JP', sans-serif; font-size: 16px; line-height: 2; }.article-body h2 { font-size: 30px; margin: 54px 0 18px; }.article-body h3 { font-size: 23px; margin: 40px 0 12px; }.article-body p { margin: 0 0 22px; }.article-body strong { color: var(--orange-soft); }.article-body a { color: var(--orange); text-decoration: underline; text-underline-offset: 3px; }.article-body blockquote { border-left: 2px solid var(--orange); margin: 31px 0; padding: 10px 25px; color: var(--orange-soft); background: rgba(255,106,26,.05); }.article-body ul { padding-left: 22px; margin: 14px 0 27px; }.article-body li::marker { color: var(--orange); }.article-body code { background: var(--surface-2); color: var(--orange-soft); font: .85em 'DM Mono', monospace; padding: 3px 6px; }.article-body pre { background: #09090b; border: 1px solid var(--line); padding: 19px; overflow: auto; color: #d7d0c7; font: 12px/1.7 'DM Mono', monospace; margin: 25px 0; }.article-body pre code { padding: 0; background: transparent; }.article-body img { border: 1px solid var(--line); margin: 28px 0; }.table-scroll { overflow-x: auto; margin: 25px 0; }.article-body table { min-width: 450px; border-collapse: collapse; width: 100%; font-size: 13px; }.article-body th, .article-body td { border: 1px solid var(--line); text-align: left; padding: 10px 12px; }.article-body th { color: var(--orange-soft); background: var(--surface); font-weight: 500; }.related-block { margin-top: 115px; border-top: 1px solid var(--line); padding-top: 60px; }.product-card { display: grid; grid-template-columns: 180px 1fr; gap: 25px; border: 1px solid var(--line); background: var(--surface); padding: 18px; margin: 32px 0; font-family: 'Manrope', sans-serif; }.product-image { background: #0a0a0c; min-height: 150px; display: grid; place-items: center; color: #676770; font: 10px 'DM Mono', monospace; }.product-image img { width: 100%; height: 100%; object-fit: cover; margin: 0; border: 0; }.product-card h3 { margin: 6px 0 3px; font-size: 20px; }.product-card p:not(.eyebrow) { color: var(--muted); font-size: 12px; line-height: 1.7; margin: 0 0 12px; }.product-card .eyebrow { margin: 3px 0; }.product-card .text-link { font-size: 10px; }
.about-page-section { padding-top: 84px; }.about-page-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; }.about-statement h2 { font-size: clamp(36px, 5vw, 60px); }.quote-mark { color: var(--orange); font-size: 85px; font-family: Georgia, serif; line-height: .5; }.about-rule { height: 1px; background: var(--line); margin: 55px 0 26px; }.large-tags { gap: 10px; margin-top: 18px; }.large-tags a { border: 1px solid var(--line); padding: 7px 10px; color: var(--muted); }.large-tags a:hover { border-color: var(--orange); color: var(--orange); }
.channel-section { padding-top: 70px; }.channel-card { background: var(--surface); border: 1px solid var(--line); min-height: 300px; display: flex; align-items: center; gap: 65px; padding: 50px 70px; }.channel-symbol { width: 130px; height: 92px; flex: 0 0 auto; display: grid; place-items: center; background: var(--orange); color: var(--bg); font-size: 40px; }.channel-card h2 { font-size: 34px; }.channel-card p:not(.eyebrow) { color: var(--muted); font-size: 13px; margin: 12px 0 24px; }.video-note { margin-top: 80px; border-top: 1px solid var(--line); padding-top: 25px; color: var(--muted); font-size: 13px; }
.search-section { padding-top: 60px; min-height: 560px; }.search-form { display: flex; max-width: 780px; border-bottom: 1px solid var(--orange); padding-bottom: 10px; }.search-form input { border: 0; outline: 0; flex: 1; background: none; color: var(--text); font-size: 22px; padding: 12px 0; }.search-form input::placeholder { color: #5e5e66; }.search-form button { border: 0; background: none; color: var(--orange); display: flex; align-items: center; gap: 9px; cursor: pointer; font: 11px 'DM Mono', monospace; }.search-status { color: var(--muted); font: 11px 'DM Mono', monospace; margin: 27px 0 30px; }.sr-only { clip: rect(0 0 0 0); clip-path: inset(50%); height: 1px; overflow: hidden; position: absolute; white-space: nowrap; width: 1px; }
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .65s ease, transform .65s ease; }.reveal.is-visible { opacity: 1; transform: translateY(0); }
.video-embed { position: relative; aspect-ratio: 16 / 9; margin: 30px 0; }.video-embed iframe { width: 100%; height: 100%; border: 0; }
@media (max-width: 800px) { .container { width: min(calc(100% - 38px), var(--max)); }.header-inner { height: 68px; }.menu-toggle { display: block; }.main-nav { position: absolute; top: 68px; left: 0; right: 0; background: rgba(12,12,15,.98); border-bottom: 1px solid var(--line); padding: 22px 19px; display: none; flex-direction: column; align-items: start; gap: 19px; }.main-nav.is-open { display: flex; }.main-nav a.is-active::after { display: none; }.hero { min-height: 560px; }.hero-content { padding: 100px 0 60px; }.hero-title { font-size: clamp(70px, 19vw, 145px); }.hero-foot { margin-top: 65px; }.hero::before { right: -370px; }.section { padding: 80px 0; }.section-heading { align-items: start; flex-direction: column; gap: 20px; margin-bottom: 28px; }.post-grid, .blog-grid { grid-template-columns: 1fr; gap: 16px; }.category-grid { grid-template-columns: repeat(2, 1fr); }.category-tile { min-height: 150px; }.youtube-panel { padding: 42px 28px; min-height: 445px; align-items: start; flex-direction: column; }.youtube-mark { align-self: end; margin-top: 30px; }.youtube-panel::after { right: -220px; top: 90px; }.about-grid, .about-page-grid { grid-template-columns: 1fr; gap: 40px; }.footer-grid { flex-direction: column; gap: 30px; }.footer-bottom { margin-top: 36px; }.page-hero { padding: 82px 0 60px; }.page-hero.compact { padding-bottom: 55px; }.article-wrap { padding: 57px 0 85px; }.article-title { font-size: clamp(38px, 10vw, 60px); }.article-layout { display: block; margin-top: 47px; }.article-aside { border-left: 0; border-top: 1px solid var(--line); padding: 22px 0 0; margin-top: 50px; position: static; flex-direction: row; justify-content: space-between; }.related-block { margin-top: 78px; padding-top: 40px; }.product-card { grid-template-columns: 1fr; }.channel-card { padding: 30px 25px; gap: 30px; flex-direction: column; align-items: start; }.channel-symbol { width: 100px; height: 72px; }.search-form input { font-size: 16px; }.search-form button span { display: none; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }.reveal { opacity: 1; transform: none; } }

/* HOMEは訪問直後から最新記事を見せる */
.hero { display: none; }
.latest-section { padding-top: 108px; }

.video-section { border-top: 1px solid var(--line); }
.video-controls { display:flex; justify-content:flex-end; gap:10px; margin-bottom:18px; }
.video-controls button { width:44px; height:44px; background:transparent; border:1px solid var(--line); color:var(--text, #fff); cursor:pointer; font-size:22px; }
.video-controls button:disabled { opacity:.3; cursor:default; }
.video-track { display:grid; grid-template-rows:repeat(2,auto); grid-auto-flow:column; grid-auto-columns:calc((100% - 48px)/3); gap:24px; overflow-x:auto; scroll-snap-type:x mandatory; padding:8px 0 24px; scrollbar-width:thin; scrollbar-color:var(--orange) var(--surface); }
.video-card { min-width:0; background:linear-gradient(145deg,#202026,#121216); border:1px solid #34343c; border-radius:16px; overflow:hidden; box-shadow:0 8px 24px #0003; transition:border-color .2s,transform .2s; padding-bottom:22px; }
.video-card:hover { border-color:var(--orange); transform:translateY(-3px); }
.video-card:focus-within { border-color:var(--orange); }
.video-controls button { border-radius:50%; background:var(--surface); transition:background .2s; }
.video-controls button:hover:not(:disabled) { background:var(--orange); color:#111; }
.video-controls button:focus-visible, .video-track:focus-visible, .video-player a:focus-visible { outline:2px solid var(--orange); outline-offset:3px; }
.video-player { aspect-ratio:16/9; background:#000; }
.video-player a { display:block; width:100%; height:100%; border:0; padding:0; position:relative; cursor:pointer; background:#000; }
.video-player img { width:100%; height:100%; object-fit:cover; }
.video-player span { position:absolute; inset:50% auto auto 50%; transform:translate(-50%,-50%); color:white; background:#f60; border-radius:10px; padding:12px 22px; }
.video-card h3 { font-size:15px; line-height:1.6; margin:18px 20px 12px; }
.video-card time { display:block; margin:0 20px; color:var(--muted); font:11px 'DM Mono',monospace; }
@media(max-width:800px) { .video-track { grid-template-rows:none; grid-auto-flow:row; grid-auto-columns:auto; grid-template-columns:1fr; gap:16px; } }
.back-to-top { display:inline-flex; align-items:center; gap:16px; min-height:44px; padding:8px 14px; border:1px solid var(--line); border-radius:24px; font-size:12px; }
.back-to-top span { color:var(--orange); font-size:20px; }
.back-to-top:hover { border-color:var(--orange); background:var(--surface); }
.back-to-top:focus-visible { outline:2px solid var(--orange); outline-offset:4px; }
.section-heading.home-about-heading { display:grid; grid-template-columns:1fr 1fr; align-items:start; gap:64px; }
.home-about-side { display:flex; flex-direction:column; align-items:flex-end; gap:28px; min-width:0; }
.home-about-side > .text-link { white-space:nowrap; }
.home-about-copy { width:100%; max-width:none; }
@media (max-width:800px) { .section-heading.home-about-heading { grid-template-columns:1fr; gap:32px; } }
.game-history { border-top:1px solid var(--line); }
.game-history-block + .game-history-block { margin-top:76px; padding-top:64px; border-top:1px solid var(--line); }
.game-history h2 { font-size:clamp(26px,3vw,38px); line-height:1.5; }
.games-intro,.games-note { color:var(--muted); font-size:14px; }
.completed-games,.favorite-games,.game-results { list-style:none; padding:0; margin:28px 0 0; display:grid; gap:12px 24px; grid-template-columns:repeat(2,minmax(0,1fr)); }
.completed-games li { display:flex; align-items:center; gap:16px; padding:20px; border:1px solid var(--line); border-radius:10px; background:var(--surface); }
.completed-badge { color:var(--orange); border:1px solid var(--orange); border-radius:4px; padding:1px 7px; flex-shrink:0; font-size:12px; }
.favorite-games li { padding:17px 12px 17px 22px; border-bottom:1px solid var(--line); position:relative; font-size:15px; overflow-wrap:anywhere; }
.favorite-games li::before { content:''; width:4px; height:4px; background:var(--orange); position:absolute; left:0; top:29px; }
.game-results { grid-template-columns:repeat(4,minmax(0,1fr)); margin-bottom:28px; }
.game-results li { border:1px solid var(--line); padding:22px; border-radius:10px; background:var(--surface); display:flex; justify-content:space-between; align-items:center; gap:8px; }
.game-results li > span { font-size:13px; color:var(--muted); }
.game-results strong { font-size:30px; }.game-results small { font-size:13px; margin-left:4px; }.first-place { color:var(--orange); }
.games-note { margin:42px 0 0; }
@media(max-width:800px) { .completed-games,.favorite-games { grid-template-columns:1fr; }.game-results { grid-template-columns:repeat(2,minmax(0,1fr)); }.game-results li { padding:16px; }.game-history-block + .game-history-block { margin-top:48px; padding-top:40px; } }
.channel-logo { width:130px; height:130px; flex:0 0 auto; object-fit:cover; clip-path:circle(48% at 50% 50%); }
@media(max-width:800px) { .channel-logo { width:110px; height:110px; } }
.header-brand { display:inline-flex; align-items:center; gap:11px; flex-shrink:0; }
.header-brand .header-wordmark { color:var(--text); }
.header-logo { width:38px; height:38px; object-fit:cover; clip-path:circle(48% at 50% 50%); flex-shrink:0; }
@media(max-width:800px) { .header-logo { width:32px; height:32px; } .header-brand { gap:9px; } }
@media(max-width:800px) { .container.header-inner { width: min(calc(100% - 38px), var(--max)); } }