/* 3-NEWS — 黒地×青。見た目の元はMEXC、並びの元はcryptonews */
:root{
  --bg:#050609;
  --bg-2:#0a0c11;
  --panel:#0e1117;
  --panel-2:#141821;
  --line:#1d222c;
  --line-2:#2a303c;
  --text:#eef1f6;
  --text-2:#b9c0cc;
  --muted:#7d8594;
  --blue:#2f6bff;
  --blue-2:#5a8cff;
  --blue-deep:#1a3fa8;
  --up:#1fc47d;
  --down:#f0465e;
  --c-bitcoin:#f7931a;
  --c-ethereum:#8f9bff;
  --c-altcoin:#22c7b0;
  --c-regulation:#e8c14a;
  --c-market:#5a8cff;
  --c-security:#f0647a;
  --c-guide:#b8c2d6;
  --radius:14px;
  --wrap:1240px;
  --f-jp:"Zen Kaku Gothic New","Hiragino Kaku Gothic ProN","Hiragino Sans",sans-serif;
  --f-en:"Inter Tight","Zen Kaku Gothic New",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--f-jp);font-size:15px;line-height:1.7;letter-spacing:.02em;
  word-break:auto-phrase;overflow-wrap:anywhere;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
h1,h2,h3{margin:0;line-height:1.4;text-wrap:balance;font-feature-settings:"palt";letter-spacing:.01em}
p{margin:0;text-wrap:pretty}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.num,.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums;letter-spacing:0}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
:focus-visible{outline:2px solid var(--blue-2);outline-offset:2px;border-radius:4px}

/* ---------- 価格の帯 ---------- */
.ticker{height:36px;border-bottom:1px solid var(--line);background:var(--bg-2);overflow:hidden;position:relative;font-size:12px}
.ticker[hidden]{display:none}
.ticker__track{display:flex;width:max-content;height:100%;align-items:center;animation:tick 60s linear infinite}
.ticker:hover .ticker__track{animation-play-state:paused}
.ticker__item{display:flex;align-items:center;gap:8px;padding:0 20px;white-space:nowrap;border-right:1px solid var(--line)}
.ticker__sym{font-family:var(--f-en);font-weight:700;color:var(--text)}
.ticker__px{font-family:var(--f-mono);color:var(--text-2)}
.chg{font-family:var(--f-mono);font-size:11px;padding:1px 6px;border-radius:4px}
.chg.up{color:var(--up);background:rgba(31,196,125,.12)}
.chg.down{color:var(--down);background:rgba(240,70,94,.12)}
.ticker__note{position:absolute;right:0;top:0;height:100%;display:flex;align-items:center;padding:0 12px 0 28px;
  background:linear-gradient(90deg,transparent,var(--bg-2) 30%);color:var(--muted);font-size:10px}
@keyframes tick{to{transform:translateX(-50%)}}

/* ---------- ヘッダー ---------- */
.hd{position:sticky;top:0;z-index:30;background:rgba(5,6,9,.86);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
.hd__in{display:flex;align-items:center;gap:28px;height:64px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo__mark{width:30px;height:30px}
.logo__word{font-family:var(--f-en);font-weight:800;font-size:21px;letter-spacing:-.01em}
.logo__word b{color:var(--blue-2);font-weight:800}
.nav{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none;flex:1;min-width:0}
.nav::-webkit-scrollbar{display:none}
.nav a{padding:8px 12px;border-radius:8px;font-size:14px;font-weight:500;color:var(--text-2);white-space:nowrap;transition:color .15s,background .15s}
.nav a:hover{color:var(--text);background:var(--panel-2)}
.nav a[aria-current="page"]{color:var(--text)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:38px;padding:0 18px;border-radius:999px;font-size:14px;font-weight:700;white-space:nowrap;transition:background .15s,transform .15s}
.btn--blue{background:var(--blue);color:#fff}
.btn--blue:hover{background:var(--blue-2)}
.btn--ghost{border:1px solid var(--line-2);color:var(--text)}
.btn--ghost:hover{background:var(--panel-2)}
.btn--lg{height:48px;padding:0 28px;font-size:15px}

/* ---------- 共通の見出し ---------- */
.sec{padding:56px 0}
.sec--tight{padding:40px 0}
.sec-hd{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.sec-hd h2{font-size:24px;font-weight:700}
.sec-hd .more{font-size:13px;color:var(--blue-2);font-weight:500;white-space:nowrap}
.sec-hd .more:hover{color:var(--text)}
.col-hd{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.live{width:9px;height:9px;border-radius:50%;background:var(--blue-2);box-shadow:0 0 0 0 rgba(90,140,255,.6);animation:live 2s infinite}
@keyframes live{70%{box-shadow:0 0 0 8px rgba(90,140,255,0)}100%{box-shadow:0 0 0 0 rgba(90,140,255,0)}}

/* ---------- カテゴリの札 ---------- */
.tag{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;color:var(--text-2);letter-spacing:.04em}
.tag::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--cc,var(--blue))}
.kind{font-family:var(--f-en);font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:2px 7px;border-radius:4px;border:1px solid var(--line-2);color:var(--muted)}
.kind--news{border-color:rgba(47,107,255,.5);color:var(--blue-2)}
.meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--muted)}
.meta time{font-family:var(--f-mono);font-size:11.5px}
[data-cat="bitcoin"]{--cc:var(--c-bitcoin)}
[data-cat="ethereum"]{--cc:var(--c-ethereum)}
[data-cat="altcoin"]{--cc:var(--c-altcoin)}
[data-cat="regulation"]{--cc:var(--c-regulation)}
[data-cat="market"]{--cc:var(--c-market)}
[data-cat="security"]{--cc:var(--c-security)}
[data-cat="guide"]{--cc:var(--c-guide)}

/* ---------- カバー（写真の代わり：シンボル＋ブロック列） ---------- */
.cover{position:relative;overflow:hidden;background:
  radial-gradient(120% 90% at 85% 10%,color-mix(in srgb,var(--cc,var(--blue)) 30%,transparent),transparent 60%),
  linear-gradient(180deg,#0d1017,#07090d);
  border-radius:var(--radius);aspect-ratio:16/9;isolation:isolate}
.cover::before{content:"";position:absolute;inset:0;z-index:-1;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:28px 28px;mask-image:linear-gradient(180deg,#000 10%,transparent 90%);-webkit-mask-image:linear-gradient(180deg,#000 10%,transparent 90%)}
.cover__sym{position:absolute;left:7%;bottom:14%;font-family:var(--f-en);font-weight:800;line-height:.85;letter-spacing:-.03em;
  font-size:clamp(22px,17cqi,110px);white-space:nowrap;color:transparent;-webkit-text-stroke:1.2px color-mix(in srgb,var(--cc,var(--blue)) 75%,#fff)}
.cover__blocks{position:absolute;right:7%;top:14%;display:grid;grid-template-columns:repeat(6,1fr);gap:4px;width:30%}
.cover__blocks i{aspect-ratio:1;border-radius:2px;background:var(--line);display:block}
.cover__blocks i.on{background:var(--cc,var(--blue));box-shadow:0 0 12px color-mix(in srgb,var(--cc,var(--blue)) 70%,transparent)}
.cover__blocks i.dim{background:color-mix(in srgb,var(--cc,var(--blue)) 35%,var(--line))}
.cover--c{container-type:inline-size}

/* ---------- トップ：3列 ---------- */
.lead3{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,6fr) minmax(0,3fr);gap:32px;padding:36px 0 24px}
.stream li{position:relative;padding:12px 0 14px 18px;border-bottom:1px solid var(--line)}
.stream li::before{content:"";position:absolute;left:0;top:19px;width:6px;height:6px;border-radius:50%;background:var(--line-2)}
.stream li:first-child::before{background:var(--blue-2)}
.stream li::after{content:"";position:absolute;left:2.5px;top:30px;bottom:-8px;width:1px;background:var(--line)}
.stream li:last-child::after{display:none}
.stream h3{font-size:14px;font-weight:500;line-height:1.55;margin-top:6px}
.stream a:hover h3{color:var(--blue-2)}
.stream-more{display:flex;margin-top:16px}
.stream-more .btn{width:100%}

.feature{display:block;position:relative}
.feature .cover{aspect-ratio:16/9.2;border-radius:16px}
.feature__body{position:relative;margin:-64px 24px 0;padding:22px 24px;background:var(--panel);border:1px solid var(--line-2);border-radius:14px;box-shadow:0 24px 48px -24px rgba(0,0,0,.8)}
.feature__body h3{font-size:24px;font-weight:700;line-height:1.45;margin:10px 0 10px}
.feature__body p{font-size:14px;color:var(--text-2);line-height:1.8}
.feature:hover h3{color:var(--blue-2)}
.rows{margin-top:18px}
.row{display:grid;grid-template-columns:128px 1fr;gap:16px;align-items:center;padding:14px 0;border-top:1px solid var(--line)}
.row .cover{border-radius:10px}
.row .cover__sym{font-size:34px;-webkit-text-stroke-width:1px}
.row .cover__blocks{gap:2px}
.row h3{font-size:15px;font-weight:700;line-height:1.55;margin-bottom:6px}
.row:hover h3{color:var(--blue-2)}

.picks{display:grid;gap:18px}
.pick{display:block;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .15s}
.pick:hover{border-color:var(--line-2)}
.pick .cover{border-radius:0;aspect-ratio:16/8}
.pick__b{padding:14px 16px 16px}
.pick h3{font-size:14.5px;font-weight:700;line-height:1.55;margin-top:6px}

/* ---------- カード一覧 ---------- */
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .15s,transform .2s cubic-bezier(.2,0,0,1)}
.card:hover{border-color:var(--line-2);transform:translateY(-2px)}
.card .cover{border-radius:0}
.card__b{display:flex;flex-direction:column;gap:8px;padding:14px 16px 16px;flex:1}
.card h3{font-size:15px;font-weight:700;line-height:1.55}
.card .meta{margin-top:auto}

/* ---------- メルマガの帯 ---------- */
.band{position:relative;overflow:hidden;border:1px solid var(--line-2);border-radius:20px;padding:44px 48px;
  background:radial-gradient(80% 140% at 100% 0%,rgba(47,107,255,.35),transparent 60%),linear-gradient(180deg,#0c1020,#080a10);
  display:grid;grid-template-columns:1.2fr 1fr;gap:32px;align-items:center}
.band h2{font-size:28px;font-weight:700;line-height:1.45}
.band p{color:var(--text-2);margin-top:12px;line-height:1.9;max-width:34em}
.band__cta{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.band__cta small{color:var(--muted);font-size:12px}

/* ---------- タブ ---------- */
.tabs{display:flex;gap:6px;margin-bottom:20px;flex-wrap:wrap}
.tabs button{border:1px solid var(--line-2);background:transparent;border-radius:999px;padding:7px 16px;font-size:13px;font-weight:500;color:var(--text-2);cursor:pointer}
.tabs button[aria-selected="true"]{background:var(--text);color:var(--bg);border-color:var(--text)}
.panel-dark{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- カテゴリ3列 ---------- */
.cols3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}
.catcol .col-hd::before{content:"";width:10px;height:10px;border-radius:3px;background:var(--cc)}
.catcol .card{margin-bottom:6px}
.mini li{border-bottom:1px solid var(--line)}
.mini a{display:block;padding:12px 0}
.mini h3{font-size:14px;font-weight:500;line-height:1.6}
.mini a:hover h3{color:var(--blue-2)}
.mini .meta{margin-top:4px}

/* ---------- フッター ---------- */
.ft{border-top:1px solid var(--line);background:var(--bg-2);padding:48px 0 32px;margin-top:40px;color:var(--text-2);font-size:13px}
.ft__top{display:grid;grid-template-columns:1.3fr 2fr;gap:40px}
.ft__links{display:grid;grid-template-columns:repeat(3,1fr);gap:8px 24px}
.ft__links a:hover{color:var(--text)}
.ft__about{margin-top:14px;line-height:1.9;max-width:30em}
.ft__risk{margin-top:32px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:12px;line-height:1.9}
.ft__copy{margin-top:16px;color:var(--muted);font-family:var(--f-en);font-size:12px}

/* ---------- 記事ページ ---------- */
.crumb{display:flex;flex-wrap:wrap;gap:6px;font-size:12px;color:var(--muted);padding:24px 0 0}
.crumb a:hover{color:var(--text)}
.crumb span[aria-hidden]{opacity:.5}
.art{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;padding:20px 0 40px}
.art__main{max-width:760px}
.art h1{font-size:34px;font-weight:700;line-height:1.45;margin:14px 0 16px}
.art__lead{font-size:16px;color:var(--text-2);line-height:1.95}
.art__main>.cover{margin:26px 0 28px;aspect-ratio:21/8;border-radius:16px}
.art__main>.cover .cover__sym{font-size:88px}
.points{border:1px solid var(--line-2);border-left:3px solid var(--blue);background:var(--panel);border-radius:10px;padding:18px 22px;margin-bottom:8px}
.points h2{font-size:14px;font-weight:700;color:var(--blue-2);letter-spacing:.06em;margin-bottom:8px}
.points li{position:relative;padding:5px 0 5px 18px;line-height:1.75}
.points li::before{content:"";position:absolute;left:0;top:15px;width:8px;height:1px;background:var(--blue-2)}
.body{font-size:16px;line-height:2;color:#dfe3ea;letter-spacing:.03em}
.body h2{font-size:22px;font-weight:700;line-height:1.5;margin:48px 0 14px;padding-bottom:10px;border-bottom:1px solid var(--line-2);color:var(--text)}
.body h3{font-size:18px;font-weight:700;margin:32px 0 8px;color:var(--text)}
.body p{margin:16px 0}
.body ul,.body ol{margin:16px 0;padding-left:1.3em;list-style:disc}
.body ol{list-style:decimal}
.body li{margin:6px 0}
.body li::marker{color:var(--blue-2)}
.body strong{color:var(--text);font-weight:700}
.body .marker{background:linear-gradient(transparent 62%,rgba(47,107,255,.38) 62%);color:var(--text);font-weight:700}
.body .risk-red{color:#ff8a9a;font-weight:700}
.body .check-list{list-style:none;padding:16px 20px;border:1px solid var(--line-2);border-radius:10px;background:var(--panel)}
.body .check-list li{position:relative;padding-left:22px}
.body .check-list li::before{content:"";position:absolute;left:2px;top:.72em;width:10px;height:6px;border-left:2px solid var(--up);border-bottom:2px solid var(--up);transform:rotate(-45deg)}
.src{margin-top:40px;padding:18px 22px;border:1px solid var(--line);border-radius:10px;background:var(--bg-2);font-size:13px;color:var(--text-2)}
.src h2{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.08em;margin-bottom:8px}
.src li{padding:4px 0;line-height:1.7}
.src b{color:var(--text);font-family:var(--f-en);font-weight:600}
.faq{margin-top:40px}
.faq>h2{font-size:20px;font-weight:700;margin-bottom:12px}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:16px 36px 16px 0;font-weight:700;position:relative;line-height:1.6}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:24px;width:9px;height:9px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg);top:28px}
.faq details p{padding:0 0 18px;color:var(--text-2);line-height:1.95}
.note{margin-top:36px;padding:16px 20px;border-radius:10px;background:var(--panel);border:1px solid var(--line);color:var(--muted);font-size:12.5px;line-height:1.9}
.side{position:sticky;top:88px;align-self:start;display:grid;gap:28px}
.side .col-hd{font-size:16px}
.side .stream h3{font-size:13.5px}
.side-cta{padding:22px;border-radius:14px;border:1px solid var(--line-2);background:radial-gradient(100% 120% at 100% 0%,rgba(47,107,255,.3),transparent 60%),var(--panel)}
.side-cta h2{font-size:16px;font-weight:700;line-height:1.5}
.side-cta p{font-size:13px;color:var(--text-2);margin:8px 0 16px;line-height:1.8}
.side-cta .btn{width:100%}

/* ---------- 記事一覧 ---------- */
.list-hd{padding:40px 0 8px}
.list-hd h1{font-size:32px;font-weight:700}
.list-hd p{color:var(--text-2);margin-top:8px}
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;padding:20px 0;border-bottom:1px solid var(--line);margin-bottom:8px;position:sticky;top:64px;background:var(--bg);z-index:5}
.search{position:relative;flex:0 1 280px}
.search input{width:100%;height:38px;border-radius:999px;border:1px solid var(--line-2);background:var(--panel);color:var(--text);padding:0 16px 0 38px;font:inherit;font-size:14px}
.search svg{position:absolute;left:13px;top:11px;width:16px;height:16px;color:var(--muted)}
.lrow{display:grid;grid-template-columns:200px 1fr;gap:22px;padding:20px 0;border-bottom:1px solid var(--line);align-items:center}
.lrow .cover__sym{font-size:44px}
.lrow h2{font-size:18px;font-weight:700;line-height:1.55;margin:6px 0}
.lrow p{font-size:13.5px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lrow:hover h2{color:var(--blue-2)}
.empty{padding:48px 0;text-align:center;color:var(--muted)}

/* ---------- 画面幅ごと ---------- */
@media (max-width:1100px){
  .lead3{grid-template-columns:minmax(0,1fr) minmax(0,1.6fr)}
  .lead3 .picks-col{grid-column:1/-1}
  .picks{grid-template-columns:repeat(3,minmax(0,1fr))}
  .grid4{grid-template-columns:repeat(3,minmax(0,1fr))}
  .art{grid-template-columns:minmax(0,1fr)}
  .side{position:static}
}
@media (max-width:860px){
  .wrap{padding:0 16px}
  .hd__in{gap:14px;height:58px}
  .hd .btn{height:34px;padding:0 14px;font-size:13px}
  .nav-row{border-top:1px solid var(--line)}
  .lead3{grid-template-columns:minmax(0,1fr);gap:36px;padding-top:24px}
  .lead3 .stream-col{order:2}
  .picks{grid-template-columns:minmax(0,1fr)}
  .pick{display:grid;grid-template-columns:120px 1fr}
  .pick .cover{aspect-ratio:1/1;height:100%}
  .pick .cover__sym{font-size:30px}
  .pick .cover__blocks{display:none}
  .grid4,.grid3{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .cols3{grid-template-columns:minmax(0,1fr);gap:40px}
  .band{grid-template-columns:1fr;padding:32px 24px}
  .band h2{font-size:22px}
  .feature__body{margin:-40px 12px 0;padding:18px}
  .feature__body h3{font-size:19px}
  .row{grid-template-columns:96px 1fr;gap:12px}
  .row .cover__sym{font-size:24px}
  .row .cover__blocks{display:none}
  .sec{padding:40px 0}
  .ft__top{grid-template-columns:1fr}
  .ft__links{grid-template-columns:repeat(2,1fr)}
  .art h1{font-size:25px}
  .art__main>.cover{aspect-ratio:16/7}
  .art__main>.cover .cover__sym{font-size:56px}
  .body{font-size:15.5px}
  .body h2{font-size:19px}
  .lrow{grid-template-columns:104px 1fr;gap:14px;padding:16px 0}
  .lrow .cover{aspect-ratio:1/1}
  .lrow .cover__sym{font-size:24px}
  .lrow .cover__blocks{display:none}
  .lrow h2{font-size:15px}
  .lrow p{display:none}
  .filters{top:58px}
  .search{flex:1 1 100%}
}
@media (max-width:520px){
  .grid4,.grid3{grid-template-columns:minmax(0,1fr)}
  .card{display:grid;grid-template-columns:112px 1fr}
  .card .cover{aspect-ratio:auto;height:100%;min-height:104px}
  .card .cover__sym{font-size:26px}
  .card .cover__blocks{display:none}
  .card__b{padding:12px 14px}
  .card h3{font-size:14px}
  .logo__word{font-size:19px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .ticker{overflow-x:auto}
}
.tabs button[aria-pressed="true"]{background:var(--text);color:var(--bg);border-color:var(--text)}

/* 手直し 2026-09-28 */
[hidden]{display:none!important}
.feature .cover__sym{bottom:auto;top:12%}
.grid3 .cover{aspect-ratio:16/7}
@media (max-width:860px){
  .hd__in{flex-wrap:wrap;height:auto;padding-top:10px;gap:10px 14px}
  .hd .logo{margin-right:auto}
  .hd .nav{order:3;flex:1 1 100%;margin:0 -16px;padding:0 10px 6px}
  .hd .nav a{padding:6px 10px;font-size:13px}
  .pick .cover{aspect-ratio:auto;height:auto;min-height:100%}
  .filters{top:96px}
}
@media (max-width:860px){
  .filters .tabs{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin:0 -16px!important;padding:0 16px;flex:1 1 100%}
  .filters .tabs::-webkit-scrollbar{display:none}
  .filters .tabs button{flex-shrink:0}
}