:root{
  --bg:#f7f8f9;--surface:#ffffff;--text:#0f1419;--muted:#5d6672;--border:#e3e7eb;
  --accent:#0a7f7a;--accent-soft:#e3f4f2;--on-accent:#ffffff;--radius:14px;
  --shadow:0 1px 2px rgba(15,20,25,.04),0 10px 30px rgba(15,20,25,.07);
  --display:'Space Grotesk',system-ui,sans-serif;--sans:'Inter',system-ui,-apple-system,Segoe UI,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
[data-theme="dark"]{
  --bg:#0a0d10;--surface:#12161b;--text:#e8edf2;--muted:#8d97a3;--border:#1f262e;
  --accent:#2dd4bf;--accent-soft:#0e2a28;--on-accent:#04201d;
  --shadow:0 1px 2px rgba(0,0,0,.5),0 10px 30px rgba(0,0,0,.45);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;transition:background .3s,color .3s}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.narrow{max-width:700px;margin:0 auto;padding:0 24px}
::selection{background:var(--accent);color:var(--on-accent)}

#progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--accent);z-index:100}

/* header */
header.site{position:sticky;top:0;z-index:50;backdrop-filter:saturate(180%) blur(14px);background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--border)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-family:var(--mono);font-size:1.15rem;font-weight:700;letter-spacing:-.02em;display:flex;align-items:center}
.logo b{color:var(--accent);font-weight:700;margin-right:6px}
.logo .cur{display:inline-block;width:9px;height:1.1em;background:var(--accent);margin-left:4px;animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
nav{display:flex;align-items:center;gap:24px;font-size:.92rem;font-weight:500}
nav a{color:var(--muted);transition:color .2s}
nav a:hover,nav a.active{color:var(--text)}
.icon-btn{background:none;border:1px solid var(--border);color:var(--text);width:38px;height:38px;border-radius:10px;cursor:pointer;font-size:1rem;display:grid;place-items:center;transition:.2s}
.icon-btn:hover{border-color:var(--accent);color:var(--accent)}

/* hero */
.hero{padding:88px 0 40px}
.eyebrow{display:inline-block;font:500 .82rem var(--mono);color:var(--accent);background:var(--accent-soft);padding:6px 12px;border-radius:8px;margin-bottom:26px}
.hero h1{font-family:var(--display);font-size:clamp(2.5rem,6.2vw,4.6rem);line-height:1.04;letter-spacing:-.04em;font-weight:700;max-width:860px;margin-bottom:22px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero p{color:var(--muted);font-size:1.15rem;max-width:580px}

/* filters */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin:36px 0 40px}
.chip{border:1px solid var(--border);background:var(--surface);color:var(--muted);padding:8px 16px;border-radius:10px;font:500 .85rem var(--mono);cursor:pointer;transition:.2s}
.chip:hover{color:var(--text);border-color:var(--text)}
.chip.on{background:var(--accent);color:var(--on-accent);border-color:var(--accent)}

/* covers */
.cover{position:relative;overflow:hidden}
.c-tech{background:radial-gradient(circle at 15% 20%,#22d3ee 0,transparent 55%),radial-gradient(circle at 85% 80%,#6366f1 0,transparent 58%),#0f172a}
.c-travel{background:radial-gradient(circle at 80% 20%,#fcd34d 0,transparent 50%),radial-gradient(circle at 20% 85%,#fb7185 0,transparent 58%),#f97316}
.c-personal{background:radial-gradient(circle at 25% 25%,#bef264 0,transparent 52%),radial-gradient(circle at 80% 80%,#14b8a6 0,transparent 58%),#10b981}
.cover::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:28px 28px}
.cover .glyph{position:absolute;left:24px;bottom:18px;z-index:2;font:700 .85rem var(--mono);color:rgba(255,255,255,.9);letter-spacing:.04em}

/* featured */
.featured{display:grid;grid-template-columns:1.15fr 1fr;background:var(--surface);border:1px solid var(--border);border-radius:20px;overflow:hidden;box-shadow:var(--shadow);margin-bottom:28px;transition:transform .3s}
.featured:hover{transform:translateY(-3px)}
.featured .cover{min-height:360px}
.featured .body{padding:44px;display:flex;flex-direction:column;justify-content:center}
.featured h2{font-family:var(--display);font-size:2rem;line-height:1.15;letter-spacing:-.03em;margin:14px 0}
.featured p{color:var(--muted)}

/* grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px;margin-bottom:88px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card .cover{height:170px}
.card .body{padding:22px;display:flex;flex-direction:column;flex:1}
.card h3{font-family:var(--display);font-size:1.25rem;line-height:1.25;letter-spacing:-.02em;margin:10px 0 8px}
.card p{color:var(--muted);font-size:.93rem;flex:1}
.tag{font:600 .74rem var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.meta{display:flex;gap:10px;align-items:center;font-size:.82rem;color:var(--muted);margin-top:16px;font-family:var(--mono)}
.meta i{width:3px;height:3px;background:var(--muted);border-radius:50%}
.hidden{display:none!important}

/* newsletter */
.news{background:var(--surface);border:1px solid var(--border);border-radius:22px;padding:56px 32px;text-align:center;margin-bottom:88px;box-shadow:var(--shadow)}
.news h2{font-family:var(--display);font-size:2rem;letter-spacing:-.03em;margin-bottom:8px}
.news p{color:var(--muted);margin-bottom:26px}
.news form{display:flex;gap:10px;max-width:460px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.news input{flex:1;min-width:220px;padding:13px 18px;border-radius:10px;border:1px solid var(--border);font:1rem var(--sans);background:var(--bg);color:var(--text)}
.news input:focus,.field:focus{outline:2px solid var(--accent);border-color:transparent}
.btn{background:var(--accent);color:var(--on-accent);border:none;padding:13px 26px;border-radius:10px;font:600 .95rem var(--sans);cursor:pointer;transition:.2s}
.btn:hover{filter:brightness(1.08);transform:translateY(-1px)}

/* article */
.article-head{padding:72px 24px 36px}
.article-head h1{font-family:var(--display);font-size:clamp(2.1rem,5vw,3.4rem);line-height:1.08;letter-spacing:-.04em;margin:16px 0}
.article-cover{height:340px;border-radius:20px;margin:0 auto 52px;max-width:1000px}
article{font-size:1.1rem;line-height:1.85}
article p{margin-bottom:1.4em}
article h2{font-family:var(--display);font-size:1.7rem;letter-spacing:-.03em;margin:2em 0 .6em;line-height:1.2}
article blockquote{border-left:3px solid var(--accent);padding:6px 0 6px 22px;margin:2em 0;font-family:var(--display);font-size:1.3rem;line-height:1.5;letter-spacing:-.01em}
article ul,article ol{margin:0 0 1.5em 1.4em}article li{margin-bottom:.45em}
article a{color:var(--accent);border-bottom:1px solid currentColor}
article code{font:.88em var(--mono);background:var(--accent-soft);color:var(--accent);padding:2px 7px;border-radius:6px}
article pre{background:#0b0f14;color:#d6e2ee;border-radius:12px;padding:20px 22px;overflow-x:auto;margin:0 0 1.6em;font:.88rem/1.7 var(--mono);border:1px solid var(--border)}
article pre code{background:none;color:inherit;padding:0}
.back{display:inline-block;margin:28px 0;color:var(--muted);font:500 .9rem var(--mono)}
.back:hover{color:var(--accent)}
.author{display:flex;gap:16px;align-items:center;padding:26px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);margin:60px 0}
.avatar{width:54px;height:54px;border-radius:12px;background:linear-gradient(135deg,var(--accent),#6366f1);flex-shrink:0;display:grid;place-items:center;font:700 1.2rem var(--mono);color:var(--on-accent)}
.author p{color:var(--muted);font-size:.94rem}

/* pages */
.page{padding:72px 0 96px}
.page h1{font-family:var(--display);font-size:3rem;letter-spacing:-.04em;margin-bottom:22px;line-height:1.08}
.page h2{font-family:var(--display);font-size:1.7rem;margin:44px 0 18px;letter-spacing:-.03em}
.page p{color:var(--muted);font-size:1.08rem;margin-bottom:1.1em}
.topics{display:grid;gap:14px;margin:26px 0}
.topic{border:1px solid var(--border);background:var(--surface);border-radius:var(--radius);padding:18px 22px}
.topic strong{font-family:var(--mono);color:var(--accent);font-size:.95rem}
.topic span{display:block;color:var(--muted);font-size:.97rem;margin-top:2px}
.field{display:block;width:100%;padding:13px 16px;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:10px;font:1rem var(--sans);margin-bottom:12px}
.notfound{text-align:center;padding:120px 0}
.notfound h1{font-family:var(--mono);font-size:clamp(4rem,14vw,8rem);color:var(--accent);letter-spacing:-.05em;line-height:1}

footer.site{border-top:1px solid var(--border);padding:36px 0;color:var(--muted);font:.82rem var(--mono)}
footer.site .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}

@media(max-width:800px){
  .featured{grid-template-columns:1fr}.featured .cover{min-height:200px}.featured .body{padding:26px}
  nav{gap:14px;font-size:.85rem}.hero{padding:56px 0 24px}.article-cover{height:210px}
}
@media(max-width:520px){
  .wrap,.narrow{padding:0 18px}
  nav{gap:10px;font-size:.78rem}
  .icon-btn{width:34px;height:34px}
  .logo{font-size:1rem}.logo .cur{display:none}
}
@media(prefers-reduced-motion:reduce){.logo .cur{animation:none}.reveal{opacity:1;transform:none;transition:none}}