/* ============================================================
   Base
============================================================ */
:root{
  --bg:#f7f7f7;
  --surface:#fff;
  --surface-2:#f0f1f2;
  --text:#111318;
  --muted:#676c74;
  --line:#e5e6e8;
  --shadow:0 10px 35px rgba(15,18,22,.06);
  --radius:18px;
  --nav-h:72px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button,input{font:inherit}
ul{list-style:none}
.container{width:min(1200px,calc(100% - 40px));margin-inline:auto}

/* Buttons + eyebrow (shared) */
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:#ededee;border:1px solid #e2e3e5;padding:7px 12px;border-radius:30px;font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#15171b}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:#15171b}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 20px;border-radius:10px;border:1px solid var(--line);background:#fff;color:#15171b;font-size:13px;font-weight:750;line-height:1.3;cursor:pointer;white-space:nowrap;transition:background .2s,opacity .2s}
.btn-dark{background:#111318;color:#fff;border-color:#111318}
.btn-light{background:#fff;color:#15171b;border-color:var(--line)}
.btn-dark:hover{opacity:.9}
.btn-light:hover{background:#eef0f1}

/* ============================================================
   Ticker
============================================================ */
.ticker{height:36px;background:#000;border-bottom:1px solid var(--line);overflow:hidden;white-space:nowrap}
.ticker-track{height:100%;display:flex;align-items:center;gap:34px;width:max-content;animation:ticker 28s linear infinite}
.ticker-item{font-size:12px;color:#fff;flex:none}
.coin{font-weight:750;color:#fff}
.up{color:#399464}.down{color:#bd4b4b}
@keyframes ticker{to{transform:translateX(-50%)}}

/* ============================================================
   Navigation
============================================================ */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(15px);border-bottom:1px solid var(--line)}
.nav-inner{height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{font-size:24px;font-weight:800;letter-spacing:-1.2px;white-space:nowrap}
.logo span{font-weight:400;color:#777}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a{font-size:13px;font-weight:600;color:#454a51;white-space:nowrap;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:#000}
.nav-dropdown{position:relative}
.pages-btn{display:flex;align-items:center;gap:5px;background:transparent;border:0;color:#454a51;font-size:13px;font-weight:650;cursor:pointer;padding:8px 0}
.dropdown-menu{position:absolute;right:0;top:calc(100% + 12px);min-width:180px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:7px;box-shadow:0 14px 35px rgba(15,18,22,.12);opacity:0;visibility:hidden;transform:translateY(-5px);transition:.18s;z-index:60}
.nav-dropdown:hover .dropdown-menu,.nav-dropdown:focus-within .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown-menu a{display:block;padding:10px 12px;border-radius:7px;font-size:12px!important}
.dropdown-menu a:hover{background:#f1f2f3}
.menu-btn{width:40px;height:40px;border:1px solid var(--line);background:#fff;border-radius:10px;display:none;place-items:center;cursor:pointer;font-size:17px}
.menu-btn:hover{background:#f1f2f3}

/* Mobile menu */
.mobile-menu{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:14px 20px;box-shadow:0 12px 25px rgba(0,0,0,.06)}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:13px 0;font-size:14px;font-weight:650;border-bottom:1px solid #eee}
.mobile-pages{border-top:1px solid #eee}
.mobile-pages summary{list-style:none;cursor:pointer;padding:13px 0;font-size:14px;font-weight:650}
.mobile-pages summary::-webkit-details-marker{display:none}
.mobile-pages a{padding:11px 0 11px 15px;border-bottom:none;font-size:13px;font-weight:600}

/* ============================================================
   Hero — full-width image
============================================================ */
.hero{position:relative;display:flex;align-items:flex-start;overflow:hidden;background:#15171b url("herosection.png") center/cover no-repeat;padding-block:clamp(40px,8vh,80px)}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(95deg,rgba(9,11,15,.85) 0%,rgba(9,11,15,.55) 48%,rgba(9,11,15,.15) 100%)}
.hero .container{position:relative;z-index:2;width:100%;padding-inline:20px}
.hero-copy-wrap{max-width:640px}
.hero .eyebrow{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.3);color:#fff}
.hero .eyebrow::before{background:#fff}
.hero h1{margin:22px 0 18px;font-size:clamp(34px,4.8vw,56px);line-height:1.05;letter-spacing:-2px;color:#fff;max-width:600px;text-wrap:balance}
.hero .hero-copy{margin:0;font-size:clamp(15px,1.5vw,17px);line-height:1.7;color:rgba(255,255,255,.88);max-width:560px}
.hero-buttons{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:32px}
.hero .btn-light{background:#fff;border-color:#fff;color:#15171b}
.hero .btn-dark{background:#15171b;border-color:#fff;color:#fff}

/* ============================================================
   Categories
============================================================ */
.categories{padding:54px 0 22px}
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.category{display:block;text-align:center;padding:30px 20px;background:#11141a;border:1px solid #242a34;border-radius:16px;color:#fff;text-decoration:none;position:relative;transition:transform .25s,box-shadow .25s,border-color .25s}
.category:hover{transform:translateY(-4px);border-color:#1f6feb;box-shadow:0 0 24px rgba(31,111,235,.45)}
.category-icon{width:48px;height:48px;border:1px solid #2a3140;border-radius:14px;margin:0 auto 14px;display:grid;place-items:center;font-size:20px;background:rgba(255,255,255,.04)}
.category h3{font-size:15px;margin-bottom:6px;font-weight:700}
.category p{font-size:12px;color:#98a0ab;line-height:1.5}

/* ============================================================
   Sections / cards
============================================================ */
.section{padding-bottom:72px}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:26px}
.section-head h2{font-size:clamp(22px,2.8vw,30px);letter-spacing:-1px}
.section-head p{font-size:13px;color:var(--muted);margin-top:4px}
.view-all{font-size:12px;font-weight:750;white-space:nowrap}
.posts{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card-link{display:block;text-decoration:none;color:inherit}
.card-img{height:175px;background-size:cover;background-position:center;flex:none}
.card-body{padding:18px;display:flex;flex-direction:column;flex:1}
.tag{font-size:9px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:#747980}
.card h3{font-size:16px;line-height:1.3;margin:8px 0 8px;letter-spacing:-.35px}
.card p{font-size:12px;color:var(--muted);line-height:1.55}
.meta{font-size:11px;color:#92969c;margin-top:auto;padding-top:14px}

/* Newsletter */
.newsletter{margin-bottom:72px;background:#eceeef;border:1px solid #e0e1e3;border-radius:20px;padding:clamp(28px,4vw,40px);display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.newsletter-text{flex:1;min-width:260px}
.newsletter h2{font-size:clamp(22px,2.6vw,26px);letter-spacing:-.8px}
.newsletter p{font-size:13px;color:var(--muted);margin-top:6px;max-width:520px}
.form{display:flex;gap:8px;width:100%;max-width:450px;min-width:260px}
.form input{flex:1;min-width:0;border:1px solid #d9dbde;background:#fff;border-radius:9px;padding:13px 14px;outline:none;font-size:13px}
.form input:focus{border-color:#9aa0a8}
.form button{flex:none;border:0;background:#111318;color:#fff;border-radius:9px;padding:0 20px;height:46px;font-size:13px;font-weight:750;cursor:pointer}
.form button:hover{opacity:.92}

/* Featured */
.featured{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch}
.featured-main{background:#fff;border:1px solid var(--line);border-radius:17px;overflow:hidden;display:flex;flex-direction:column}
.featured-img{height:300px;background:url("https://images.unsplash.com/photo-1621761191319-c6fb62004040?auto=format&fit=crop&w=1200&q=85") center/cover;flex:none}
.featured-content{padding:24px;display:flex;flex-direction:column;flex:1}
.featured-content h2{font-size:clamp(22px,2.4vw,26px);line-height:1.2;letter-spacing:-.8px;margin:9px 0}
.featured-content p{font-size:13px;color:var(--muted)}
.side-list{display:flex;flex-direction:column;gap:12px}
.side-item{display:grid;grid-template-columns:100px 1fr;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:13px;padding:10px;transition:.2s}
.side-item:hover{box-shadow:var(--shadow)}
.side-img{height:76px;border-radius:8px;background-size:cover;background-position:center}
.side-item h3{font-size:13px;line-height:1.35;margin-top:4px}
.side-item .meta{margin-top:8px;padding-top:0}

/* ============================================================
   Long-form content
============================================================ */
.content-section{padding:20px 0 80px;border-top:1px solid var(--line)}
.content-intro{max-width:820px;margin:0 auto 44px;text-align:center}
.content-intro .eyebrow{margin-bottom:18px}
.content-intro h2{font-size:clamp(26px,3.4vw,40px);line-height:1.12;letter-spacing:-1.4px;margin-bottom:16px;text-wrap:balance}
.content-intro>p{font-size:14px;color:var(--muted);line-height:1.8}
.content-layout{max-width:950px;margin:0 auto}
.long-content{background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(30px,4vw,48px);box-shadow:var(--shadow)}
.long-content h2{font-size:clamp(22px,2.6vw,26px);line-height:1.25;letter-spacing:-.6px;margin:30px 0 12px}
.long-content h2:first-child{margin-top:0}
.long-content h3{font-size:18px;line-height:1.3;margin:26px 0 10px;letter-spacing:-.35px}
.long-content p{font-size:14.5px;color:#5f646c;line-height:1.85;margin-bottom:16px}
.content-disclaimer{margin-top:34px;padding:18px 20px;background:#f1f2f3;border:1px solid var(--line);border-radius:12px;font-size:12.5px;line-height:1.7;color:#676c74}

/* ============================================================
   Footer
============================================================ */
footer{background:#fff;border-top:1px solid var(--line);padding:56px 0 26px;scroll-margin-top:80px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px}
.footer-logo{font-size:22px;font-weight:800;letter-spacing:-.5px;margin-bottom:13px}
.footer-about{font-size:12px;color:var(--muted);line-height:1.7;max-width:290px}
.footer-grid h4{font-size:12px;font-weight:700;margin-bottom:15px}
.footer-grid li a{font-size:12px;color:#676c74;line-height:1.6;transition:color .2s}
.footer-grid li a:hover{color:#15171b}
.footer-grid li{margin-bottom:9px}
.footer-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:11px;color:#8a8e94}
.footer-bottom div{display:flex;gap:20px;flex-wrap:wrap}

/* ============================================================
   Responsive
============================================================ */
@media (max-width:1024px){
  .nav-links{display:none}
  .menu-btn{display:grid}
  :root{--nav-h:66px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:34px 28px}
  .posts{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:880px){
  .categories{padding:48px 0 24px}
  .category-grid{grid-template-columns:repeat(3,1fr);gap:16px}
  .posts{grid-template-columns:repeat(2,1fr)}
  .featured{grid-template-columns:1fr}
  .featured-img{height:250px}
  .section{padding-bottom:58px}
  .newsletter{margin-bottom:58px}
}
@media (max-width:600px){
  .container{width:calc(100% - 28px)}
  :root{--nav-h:62px}
  .ticker{height:34px}
  .ticker-track{gap:24px}
  .logo{font-size:20px}
  .nav-inner{gap:14px}

  /* hero */
  .hero{align-items:flex-start}
  .hero::before{background:linear-gradient(180deg,rgba(9,11,15,.82) 0%,rgba(9,11,15,.68) 100%)}
  .hero h1{font-size:clamp(30px,9vw,38px);line-height:1.08;letter-spacing:-1.4px;margin:18px 0 16px}
  .hero .hero-copy{font-size:14px}
  .hero-buttons{margin-top:26px}
  .hero-buttons .btn{flex:1;min-width:120px;justify-content:center}

  /* categories */
  .categories{padding:38px 0 20px}
  .category-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .category{padding:22px 16px}
  .category-icon{width:42px;height:42px;font-size:18px;margin-bottom:12px}

  /* sections */
  .section{padding-bottom:50px}
  .section-head{margin-bottom:20px}
  .posts{grid-template-columns:1fr;gap:16px}
  .card-img{height:200px}
  .newsletter{margin-bottom:50px;padding:26px 20px;flex-direction:column;align-items:stretch}
  .form{flex-wrap:wrap}
  .form input{flex:1 1 160px}
  .form button{flex:1 1 100%;height:46px}
  .side-item{grid-template-columns:88px 1fr}
  .content-section{padding-bottom:60px}
  .content-intro{text-align:left;margin-bottom:30px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px 20px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:420px){
  .footer-grid{grid-template-columns:1fr}
  .newsletter-text,.form{min-width:0}
}

/* ============================================================
   Article page components
============================================================ */
.breadcrumb{max-width:950px;margin:0 auto 20px;font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--muted);text-decoration:none;transition:color .2s}
.breadcrumb a:hover{color:var(--text)}

.article-content{max-width:950px;margin:0 auto}

.article-hero{margin-bottom:28px;border-radius:16px;overflow:hidden}
.article-hero img{width:100%;height:auto;max-height:420px;object-fit:cover;border-radius:16px}

.article-header{text-align:center;margin-bottom:32px}
.article-header .tag{display:inline-block;font-size:10px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:#747980;background:#f1f2f3;padding:6px 12px;border-radius:20px;margin-bottom:14px}
.article-header h1{font-size:clamp(28px,4vw,44px);line-height:1.1;letter-spacing:-1.4px;margin-bottom:12px;text-wrap:balance}
.article-header .meta{font-size:13px;color:var(--muted)}

.toc{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px 28px;margin-bottom:36px}
.toc h2{font-size:16px;font-weight:700;margin-bottom:16px;letter-spacing:-.3px}
.toc ol{padding-left:22px}
.toc li{margin-bottom:8px}
.toc a{font-size:14px;color:var(--muted);text-decoration:none;transition:color .2s}
.toc a:hover{color:var(--text)}

.key-takeaway{background:#f6f7f8;border-left:4px solid #111318;padding:18px 22px;border-radius:0 12px 12px 0;margin:24px 0;font-size:14.5px;line-height:1.7;color:#3a3f47}

.related-articles{margin-top:48px;padding-top:32px;border-top:1px solid var(--line)}
.related-articles h2{font-size:22px;letter-spacing:-.6px;margin-bottom:20px}
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.related-card{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;text-decoration:none;transition:transform .2s,box-shadow .2s}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.related-card h3{font-size:15px;margin-bottom:8px;letter-spacing:-.3px}
.related-card p{font-size:12.5px;color:var(--muted);line-height:1.6}

.key-takeaways{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px 28px;margin-top:32px}
.key-takeaways h2{font-size:18px;font-weight:700;margin-bottom:16px;letter-spacing:-.3px}
.key-takeaways ul{padding-left:20px;list-style:disc}
.key-takeaways li{margin-bottom:10px;font-size:14px;line-height:1.7;color:#3a3f47}