/*
Theme Name: Korf
Theme URI: https://danielkorf.com
Author: Daniel Korf
Description: Personal author blog for Daniel Korf — crypto, markets, analytics. Light, editorial, single-author.
Version: 1.0
Text Domain: korf
*/

:root{
  --ink:#111418;
  --ink-2:#5a616b;
  --ink-3:#9aa1ab;
  --line:#e8eaee;
  --bg:#ffffff;
  --bg-soft:#f6f7f9;
  --accent:#1a56ff;
  --accent-soft:#eef3ff;
  --green:#0aa26a;
  --red:#e0392f;
  --radius:14px;
  --max:1120px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* Ticker */
.ticker{background:var(--ink);color:#fff;font-size:13px;overflow:hidden;white-space:nowrap}
.ticker-inner{display:inline-block;padding:8px 0;animation:tick 40s linear infinite}
.ticker-inner span{margin:0 28px}
.up{color:#5be3a8}.down{color:#ff8d85}
@keyframes tick{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* Header */
header.site{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:18px;letter-spacing:-.02em;cursor:pointer}
.logo-mark{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#1a56ff,#7aa2ff);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex:none}
.mainnav ul{display:flex;gap:6px;list-style:none}
.mainnav a{padding:9px 16px;border-radius:99px;font-size:14.5px;font-weight:500;color:var(--ink-2);cursor:pointer;transition:.2s}
.mainnav a:hover{background:var(--bg-soft);color:var(--ink)}
.mainnav a.on,.mainnav .current-menu-item>a{background:var(--accent-soft);color:var(--accent)}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:10px 20px;border-radius:99px;font-size:14px;font-weight:600;border:none;cursor:pointer;transition:.2s}
.btn:hover{background:#0f43d6}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--bg-soft)}
.burger{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--ink)}

/* Hero */
.hero{padding:72px 0 56px;display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:center}
.kicker{display:inline-block;background:var(--accent-soft);color:var(--accent);font-size:12.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:6px 14px;border-radius:99px;margin-bottom:20px}
h1{font-size:clamp(34px,4.6vw,56px);line-height:1.08;letter-spacing:-.03em;font-weight:800}
.hero p{margin-top:20px;font-size:18px;color:var(--ink-2);max-width:520px}
.hero-actions{margin-top:32px;display:flex;gap:12px;flex-wrap:wrap}
.hero-card{background:var(--bg-soft);border:1px solid var(--line);border-radius:24px;padding:32px;text-align:center}
.avatar{width:120px;height:120px;border-radius:50%;margin:0 auto 18px;object-fit:cover;background:linear-gradient(135deg,#1a56ff,#8fb0ff)}
.hero-card h3{font-size:20px;letter-spacing:-.02em}
.hero-card .role{color:var(--ink-3);font-size:14px;margin-top:4px}
.hero-stats{display:flex;justify-content:center;gap:28px;margin-top:22px;padding-top:22px;border-top:1px solid var(--line)}
.hero-stats b{display:block;font-size:20px;letter-spacing:-.02em}
.hero-stats span{font-size:12.5px;color:var(--ink-3)}

/* Sections */
section{padding:56px 0}
.sec-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:32px}
h2{font-size:28px;letter-spacing:-.02em;font-weight:800}
.sec-head a{color:var(--accent);font-size:14.5px;font-weight:600;cursor:pointer}

/* Featured */
.featured{display:grid;grid-template-columns:1.3fr 1fr;border:1px solid var(--line);border-radius:20px;overflow:hidden;cursor:pointer;transition:.25s}
.featured:hover{box-shadow:0 12px 40px rgba(17,20,24,.08)}
.featured-img{min-height:320px;position:relative;background-size:cover;background-position:center}
.featured-body{padding:36px}
.tag{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:5px 12px;border-radius:99px;margin-bottom:14px}
.featured-body h3{font-size:26px;line-height:1.2;letter-spacing:-.02em}
.featured-body p{margin-top:12px;color:var(--ink-2);font-size:15.5px}
.meta{margin-top:20px;font-size:13.5px;color:var(--ink-3)}

/* Grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;cursor:pointer;transition:.25s;background:#fff;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(17,20,24,.08)}
.card-img{height:160px;background-size:cover;background-position:center}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1}
.card-body h4{font-size:17px;line-height:1.35;letter-spacing:-.01em;margin-top:10px}
.card-body p{font-size:14px;color:var(--ink-2);margin-top:8px}
.card .meta{margin-top:auto;padding-top:14px}

/* Subscribe */
.subscribe{background:var(--ink);border-radius:24px;padding:56px;text-align:center;color:#fff}
.subscribe h2{color:#fff}
.subscribe p{color:#aab2bf;margin:12px auto 28px;max-width:440px}
.sub-form{display:flex;gap:10px;max-width:440px;margin:0 auto}
.sub-form input{flex:1;padding:13px 18px;border-radius:99px;border:1px solid #3a414c;background:#1c2027;color:#fff;font-size:14.5px;outline:none}
.sub-form input::placeholder{color:#6b7280}

/* Article */
.article{max-width:760px;margin:0 auto;padding:64px 0}
.crumbs{font-size:13.5px;color:var(--ink-3);margin-bottom:24px}
.crumbs a{color:var(--accent);cursor:pointer}
.article h1{font-size:clamp(30px,4vw,44px)}
.art-meta{display:flex;align-items:center;gap:14px;margin:28px 0;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.art-meta .avatar-s{width:46px;height:46px;border-radius:50%;object-fit:cover}
.art-meta b{display:block;font-size:14.5px}
.art-meta span{font-size:13px;color:var(--ink-3)}
.art-hero{height:380px;border-radius:20px;margin:8px 0 40px;position:relative;background-size:cover;background-position:center}
.article p{font-size:17.5px;color:#2a2f36;margin-bottom:24px}
.article h2{font-size:24px;margin:40px 0 16px}
.article h3{font-size:20px;margin:32px 0 14px}
.article ul,.article ol{margin:0 0 24px 24px;color:#2a2f36;font-size:17px}
.article li{margin-bottom:8px}
.article img{border-radius:var(--radius);margin:8px 0 28px}
.article a{color:var(--accent)}
.quote,.article blockquote{border-left:3px solid var(--accent);padding:6px 0 6px 24px;margin:32px 0;font-size:20px;font-style:italic;color:var(--ink-2)}
.callout{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px;margin:32px 0;font-size:15px;color:var(--ink-2)}
.art-tags{display:flex;gap:10px;margin-top:40px;flex-wrap:wrap}
.art-tags span,.art-tags a{font-size:13px;background:var(--bg-soft);border:1px solid var(--line);padding:6px 14px;border-radius:99px;color:var(--ink-2)}

/* About */
.about-hero{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center;padding:72px 0}
.about-photo{aspect-ratio:4/5;border-radius:24px;position:relative;overflow:hidden;background:linear-gradient(160deg,#dfe8ff,#1a56ff)}
.about-photo img{width:100%;height:100%;object-fit:cover}
.about-hero h1{font-size:clamp(30px,4vw,46px)}
.about-hero p{margin-top:18px;color:var(--ink-2);font-size:17px}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:16px 0 56px}
.fact{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center}
.fact b{display:block;font-size:30px;letter-spacing:-.03em;color:var(--accent)}
.fact span{font-size:13.5px;color:var(--ink-2)}
.timeline{max-width:720px;margin:0 auto}
.tl-item{display:grid;grid-template-columns:90px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--line)}
.tl-item:last-child{border:none}
.tl-item .year{font-weight:800;color:var(--accent);font-size:17px}
.tl-item h4{font-size:16.5px}
.tl-item p{font-size:14.5px;color:var(--ink-2);margin-top:4px}
.socials{display:flex;gap:12px;margin-top:28px}
.socials a{width:44px;height:44px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:var(--ink-2);transition:.2s}
.socials a:hover{background:var(--ink);color:#fff;border-color:var(--ink)}

/* Page (generic) */
.page-body{max-width:760px;margin:0 auto;padding:64px 0}
.page-body h1{margin-bottom:24px}
.page-body p{font-size:17.5px;color:#2a2f36;margin-bottom:20px}

/* Pagination */
.pagination{display:flex;gap:8px;justify-content:center;margin-top:48px}
.pagination .page-numbers{padding:8px 14px;border:1px solid var(--line);border-radius:10px;font-size:14px;color:var(--ink-2)}
.pagination .current{background:var(--accent);color:#fff;border-color:var(--accent)}

/* Footer */
footer.site{border-top:1px solid var(--line);padding:40px 0;margin-top:40px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.foot p{font-size:13.5px;color:var(--ink-3)}
.disclaimer{font-size:12.5px;color:var(--ink-3);margin-top:16px;max-width:720px}

@media(max-width:860px){
  .hero,.featured,.about-hero{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .facts{grid-template-columns:repeat(2,1fr)}
  .mainnav{position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 24px;display:none}
  .mainnav.open{display:block}
  .mainnav ul{flex-direction:column;gap:2px}
  .burger{display:block}
}