:root{
  --contrast:#23253F;--contrast-2:#14163A;--contrast-3:#5B5F7A;
  --base:#E4E6F0;--base-2:#F5F6FB;--base-3:#ffffff;
  --accent:#4338CA;--accent-hover:#2E258F;--strip:#0E5C63;
  --heading:'Plus Jakarta Sans',system-ui,-apple-system,sans-serif;
  --body:'Source Sans 3','Source Sans Pro',system-ui,-apple-system,sans-serif;
  --radius:14px;--wrap:1150px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--base-2);color:var(--contrast);font-family:var(--body);font-size:18px;line-height:1.65}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-hover)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:var(--heading);color:var(--contrast-2);line-height:1.2;letter-spacing:-.01em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:99}

/* top strip + header */
.top-strip{height:6px;background:var(--strip)}
.site-header{background:var(--base-2);border-bottom:1px solid var(--base)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.logo{font-family:var(--heading);font-weight:800;font-size:24px;color:var(--contrast-2);white-space:nowrap;letter-spacing:-.02em}
.logo b{color:var(--accent);font-weight:800}
.logo:hover{color:var(--contrast-2)}
.nav{display:flex;align-items:center;gap:6px;flex:1}
.nav>li{position:relative;list-style:none}
.nav ul{margin:0;padding:0}
.nav a.top{white-space:nowrap;display:flex;align-items:center;gap:6px;padding:10px 8px;color:var(--contrast-2);font-weight:600;font-size:16px;border-radius:8px}
.nav a.top:hover{background:var(--base)}
.nav .caret{width:10px;height:10px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-3px);opacity:.7}
.nav .sub{display:none;position:absolute;top:100%;left:0;min-width:220px;background:#fff;border:1px solid var(--base);border-radius:12px;box-shadow:0 12px 30px rgba(20,22,58,.08);padding:8px;z-index:20}
.nav li:hover>.sub,.nav li:focus-within>.sub{display:block}
.nav .sub a{display:block;padding:9px 12px;color:var(--contrast);border-radius:8px;font-size:16px}
.nav .sub a:hover{background:var(--base-2);color:var(--accent)}
.header-search{display:flex;align-items:center;background:#fff;border:1px solid var(--base);border-radius:999px;padding:4px 4px 4px 16px}
.header-search input{border:0;outline:0;font:inherit;font-size:16px;width:90px;background:transparent;color:var(--contrast)}
.icon-btn{width:38px;height:38px;border-radius:50%;border:0;background:var(--accent);color:#fff;display:grid;place-items:center;cursor:pointer}
.icon-btn:hover{background:var(--accent-hover)}
.menu-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--base);border-radius:10px;padding:8px 12px;font:inherit;font-weight:600;color:var(--contrast-2)}

/* hero */
.hero{padding-top:64px;padding-bottom:48px}
.hero h1{font-size:clamp(34px,5vw,54px);font-weight:800;max-width:860px;margin:0 0 18px}
.hero p.sub{font-size:21px;color:var(--contrast-3);margin:0 0 30px}
.big-search{display:flex;align-items:center;max-width:680px;background:#fff;border:1px solid var(--base);border-radius:16px;padding:8px 8px 8px 20px;box-shadow:0 6px 24px rgba(20,22,58,.06)}
.big-search input{flex:1;border:0;outline:0;font:inherit;font-size:18px;color:var(--contrast);background:transparent;min-width:0}
.btn{display:inline-block;background:var(--accent);color:#fff;border:0;border-radius:10px;padding:12px 22px;font-family:var(--heading);font-weight:700;font-size:16px;cursor:pointer}
.btn:hover{background:var(--accent-hover);color:#fff}
.popular{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:22px 0 40px}
.popular span{font-weight:600;color:var(--contrast-3);font-size:16px}
.chip{background:#fff;border:1px solid var(--base);border-radius:999px;padding:8px 16px;color:var(--contrast);font-size:15px;font-weight:600}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.tiles{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.tile{background:#fff;border:1px solid var(--base);border-radius:12px;padding:18px;font-family:var(--heading);font-weight:700;font-size:16px;color:var(--contrast-2)}
.tile:hover{border-color:var(--accent);color:var(--accent)}

/* sections + cards */
.section{border-top:1px solid var(--base);padding:52px 0}
.section h2{font-size:30px;margin:0 0 26px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:#fff;border:1px solid var(--base);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column}
.card .thumb{border-radius:10px;overflow:hidden;aspect-ratio:3/2;background:var(--base);margin-bottom:18px}
.card .thumb img{width:100%;height:100%;object-fit:cover}
.card .cat{font-size:14px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px}
.card h3{font-size:21px;margin:0 0 10px}
.card h3 a{color:var(--contrast-2)}
.card h3 a:hover{color:var(--accent)}
.card p{color:var(--contrast-3);font-size:17px;margin:0 0 16px;flex:1}
.read-more{font-family:var(--heading);font-weight:700;font-size:15px}

/* archive */
.archive-head{padding:48px 0 30px}
.archive-head h1{font-size:clamp(30px,4vw,44px);margin:0 0 10px}
.archive-head p{color:var(--contrast-3);margin:0;font-size:19px}
.breadcrumb{font-size:15px;color:var(--contrast-3);margin-bottom:14px}
.breadcrumb a{color:var(--contrast-3);text-decoration:underline}

/* single post */
.post-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;padding-top:40px;padding-bottom:60px}
.post{background:#fff;border:1px solid var(--base);border-radius:var(--radius);padding:40px}
.post h1{font-size:clamp(30px,4vw,42px);font-weight:800;margin:0 0 16px}
.byline{display:flex;align-items:center;gap:10px;font-size:16px;color:var(--contrast-3);margin-bottom:22px}
.byline img{width:32px;height:32px;border-radius:50%}
.byline a{color:var(--contrast);font-weight:600}
.share{display:flex;gap:10px;margin:0 0 26px;flex-wrap:wrap}
.share a{flex:1;min-width:110px;text-align:center;color:#fff;border-radius:6px;padding:8px 10px;font-weight:700;font-size:15px}
.share .x{background:#0f1419}.share .fb{background:#1877f2}.share .pin{background:#e60023}
.share a:hover{opacity:.9;color:#fff}
.post-body h2{font-size:28px;margin:38px 0 14px;scroll-margin-top:90px}
.post-body h3{font-size:22px;margin:28px 0 10px}
.post-body p,.post-body li{color:var(--contrast)}
.post-body figure{margin:24px 0}
.post-body figure.look{max-width:480px;margin:22px auto}
.post-body figure img,.hero-img img{width:100%;height:auto;border-radius:10px;display:block}
.hero-img{margin:0 0 22px}.hero-img figcaption{font-size:14px;color:var(--contrast-3);margin-top:6px}
.post-body figcaption a{color:var(--contrast-3);text-decoration:underline}
.toc{border:1px solid var(--base);border-radius:10px;padding:12px 18px;margin:0 0 26px;background:var(--base-2)}
.toc summary{font-family:var(--heading);font-weight:700;cursor:pointer}
.toc ol{margin:12px 0 4px;padding-left:22px;columns:2;column-gap:28px}.toc li{font-size:16px;margin-bottom:6px;break-inside:avoid}
.quick{border:2px solid var(--accent);border-radius:12px;padding:16px 20px;margin:22px 0 26px}
.quick h2{font-size:20px!important;margin:0 0 8px!important}.quick ul{margin:0;padding-left:20px}
.pieces{background:var(--base-2);border-radius:10px;padding:12px 18px;margin:14px 0}
.pieces ul{margin:6px 0 0;padding-left:20px}.pieces li{margin-bottom:4px}
.post-body figcaption{font-size:14px;color:var(--contrast-3);margin-top:6px}
.post-body blockquote{border-left:4px solid var(--accent);margin:22px 0;padding:6px 18px;background:var(--base-2);border-radius:0 8px 8px 0}
.notice{background:var(--base-2);border:1px solid var(--base);border-radius:10px;padding:12px 16px;font-size:15px;color:var(--contrast-3);margin-bottom:22px}
.author-box{display:flex;gap:20px;align-items:flex-start;border:1px solid var(--base);border-radius:var(--radius);padding:24px;margin-top:40px;background:var(--base-2)}
.author-box img{width:96px;height:96px;border-radius:50%;flex:none}
.author-box h3{margin:0 0 6px;font-size:20px}
.author-box p{margin:0 0 10px;color:var(--contrast-3);font-size:17px}

/* sidebar */
.sidebar .author-card{position:sticky;top:24px;background:#fff;border:1px solid var(--base);border-radius:var(--radius);padding:28px 24px;text-align:center}
.author-card img{width:180px;height:180px;border-radius:50%;margin:0 auto 18px;object-fit:cover}
.author-card h3{font-size:22px;margin:0 0 10px}
.author-card p{text-align:left;color:var(--contrast-3);font-size:17px;margin:0 0 16px}
.author-card .btn{width:100%}

/* author + plain pages */
.page{background:#fff;border:1px solid var(--base);border-radius:var(--radius);padding:44px;margin:40px auto 60px;max-width:860px}
.page h1{font-size:clamp(30px,4vw,42px);margin:0 0 20px}
.author-hero{display:flex;gap:30px;align-items:center;margin-bottom:28px}
.author-hero img{width:200px;height:200px;border-radius:50%;flex:none;object-fit:cover}
.author-hero h1{margin:0 0 8px}
.author-hero p{margin:0;color:var(--contrast-3)}

/* search page */
#results .card{margin-bottom:16px}

/* footer */
.site-footer{background:var(--contrast-2);color:#C9CBE0;padding:48px 0 30px;margin-top:20px}
.site-footer .logo{color:#fff}
.site-footer .logo b{color:#A5A0FF}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.site-footer h4{color:#fff;font-size:16px;margin:0 0 12px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:6px 0}
.site-footer a{color:#C9CBE0;font-size:16px}
.site-footer a:hover{color:#fff}
.foot-note{border-top:1px solid #2c2f5c;margin-top:32px;padding-top:18px;font-size:14px;color:#9a9cbb}

/* responsive */
@media (max-width:1020px){
  .tiles{grid-template-columns:repeat(3,1fr)}
  .cards{grid-template-columns:repeat(2,1fr)}
  .post-layout{grid-template-columns:1fr}
  .sidebar .author-card{position:static}
}
@media (max-width:1240px){
  .menu-toggle{display:block}
  .header-inner{flex-wrap:wrap;height:auto;padding-top:14px;padding-bottom:14px;gap:12px}
  .nav,.header-search{display:none}
  .site-header.open .nav{display:flex;flex-direction:column;align-items:stretch;width:100%;order:3}
  .site-header.open .header-search{display:flex;width:100%;order:4;margin-bottom:10px}
  .site-header.open .header-search input{width:100%}
  .nav .sub{position:static;display:block;box-shadow:none;border:0;padding:0 0 0 14px}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:600px){
  body{font-size:17px}
  .tiles{grid-template-columns:repeat(2,1fr)}
  .cards{grid-template-columns:1fr}
  .post,.page{padding:22px}
  .author-hero{flex-direction:column;text-align:center}
  .author-box{flex-direction:column;align-items:center;text-align:center}
  .hero{padding-top:40px;padding-bottom:30px}
  .big-search .btn{padding:12px 16px}
}
.nav .sub,.nav .sub li{list-style:none}
@media (max-width:600px){.toc ol{columns:1}.post-body figure.look{max-width:100%}}