:root{
  --bg:#0b1220; --panel:#111a2e; --ink:#e5edf7; --muted:#9fb0c8;
  --accent:#38bdf8; --accent2:#a78bfa; --line:#1f2c45; --card:#0f1830;
  --btn-ink:#04121f; --shadow:0 1px 2px rgba(0,0,0,.4);
  --shadow-lg:0 12px 28px -12px rgba(0,0,0,.6);
  --maxw:740px;        /* reading measure */
  --maxw-wide:1140px;  /* listing pages */
}
@media (prefers-color-scheme: light){
  :root{
    --bg:#f7f9fc; --panel:#fff; --ink:#12203a; --muted:#5b6b86;
    --accent:#0369a1; --accent2:#6d28d9; --line:#e3e9f2; --card:#fff;
    --btn-ink:#fff; --shadow:0 1px 2px rgba(16,32,58,.06);
    --shadow-lg:0 14px 30px -16px rgba(16,32,58,.28);
  }
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:17px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans",
    "Noto Sans Devanagari",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* ---- header ---- */
header.site{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px 22px;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20;
  background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:saturate(150%) blur(10px);
}
.brand{font-weight:800;font-size:20px;color:var(--ink);display:flex;align-items:center;gap:10px;letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.brand .dot{width:14px;height:14px;border-radius:50%;flex:0 0 auto;
  background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 0 12px var(--accent)}
header nav{display:flex;align-items:center;gap:8px;font-weight:600;font-size:15px}
header nav a{color:var(--muted);padding:7px 12px;border-radius:999px}
header nav a:hover{color:var(--ink);background:var(--panel);text-decoration:none}
header nav a.lang{border:1px solid var(--line);color:var(--ink)}
header nav a.lang:hover{border-color:var(--accent)}

/* reading progress */
#progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:30;
  background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .1s linear}

/* ---- layout ---- */
main{max-width:var(--maxw);margin:0 auto;padding:26px 20px 10px}
main.wide{max-width:var(--maxw-wide)}
.hero-lead h1{font-size:clamp(30px,6vw,46px);margin:.2em 0 .1em;letter-spacing:-.025em;line-height:1.12}
.tagline{color:var(--muted);font-size:19px;margin:0 0 8px;max-width:62ch}
.section-title{font-size:13px;text-transform:uppercase;letter-spacing:2px;
  color:var(--muted);border-top:1px solid var(--line);padding-top:18px;margin-top:30px}

/* ---- topic chips ---- */
.topics{display:flex;flex-wrap:wrap;gap:9px;margin:20px 0 6px;align-items:center}
.topics .topic{padding:7px 14px;border:1px solid var(--line);border-radius:999px;
  background:var(--card);color:var(--muted);font-size:14px;font-weight:600;
  white-space:nowrap;transition:border-color .15s,color .15s,background .15s}
.topics .topic:hover{border-color:var(--accent);color:var(--ink);text-decoration:none}
.topics .topic.active{border-color:var(--accent);color:var(--ink);background:var(--panel)}
.topics .topic.more{border-style:dashed;color:var(--accent)}
@media(max-width:620px){
  .topics{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;
    margin-inline:-20px;padding-inline:20px;scroll-snap-type:x proximity}
  .topics::-webkit-scrollbar{display:none}
  .topics .topic{scroll-snap-align:start}
}

.tags{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 4px}
.tag-chip{padding:5px 12px;border:1px solid var(--line);border-radius:999px;
  background:var(--panel);color:var(--muted);font-size:13.5px;transition:border-color .15s,color .15s}
.tag-chip:hover{border-color:var(--accent2);color:var(--ink);text-decoration:none}
.kicker{color:var(--accent2);font-weight:700;text-transform:uppercase;
  letter-spacing:1.5px;font-size:12.5px;margin:0}
.kicker a{color:var(--accent2)}
.kicker a:hover{text-decoration:underline}

/* ---- cards ---- */
.grid{display:grid;grid-template-columns:1fr;gap:22px;margin:18px 0 40px}
@media(min-width:620px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){main.wide .grid{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;
  overflow:hidden;color:var(--ink);display:flex;flex-direction:column;box-shadow:var(--shadow);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-3px);border-color:var(--accent);
  box-shadow:var(--shadow-lg);text-decoration:none}
.card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.card-body{padding:16px 18px 20px;display:flex;flex-direction:column;flex:1}
.card h2{font-size:19.5px;margin:.35em 0 .4em;line-height:1.3;letter-spacing:-.01em}
.excerpt{color:var(--muted);font-size:15px;margin:0 0 12px}
.card-meta{color:var(--muted);font-size:13px;margin:0 0 10px;opacity:.85}
.more{color:var(--accent);font-weight:600;font-size:14px;margin-top:auto}

/* featured lead card */
.card.lead{grid-column:1/-1;border-color:color-mix(in srgb,var(--accent) 35%,var(--line))}
.card.lead .excerpt{font-size:16.5px}
.card.lead h2{font-size:clamp(24px,3.6vw,34px);letter-spacing:-.02em;line-height:1.2}
.card.lead .card-body{padding:22px 24px 26px}
@media(min-width:820px){
  .card.lead{flex-direction:row;align-items:stretch}
  .card.lead img{width:52%;aspect-ratio:auto;min-height:100%}
  .card.lead .card-body{width:48%;justify-content:center;padding:28px 30px}
}
.lead-flag{display:inline-block;align-self:flex-start;margin-bottom:2px;padding:4px 10px;
  border-radius:999px;background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:var(--btn-ink);font-size:11.5px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase}

/* topics index page */
.topic-list{display:grid;grid-template-columns:1fr;gap:12px;margin:20px 0 40px}
@media(min-width:620px){.topic-list{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.topic-list{grid-template-columns:repeat(3,1fr)}}
.topic-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  padding:14px 18px;border:1px solid var(--line);border-radius:12px;background:var(--card);
  color:var(--ink);font-weight:600;transition:border-color .15s,transform .15s}
.topic-row:hover{border-color:var(--accent);transform:translateY(-2px);text-decoration:none}
.topic-row .count{color:var(--muted);font-size:13.5px;font-weight:600}

/* ---- article ---- */
article h1{font-size:clamp(28px,5.5vw,41px);line-height:1.16;letter-spacing:-.025em;margin:.15em 0 .3em}
.summary{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--accent2);
  border-radius:0 12px 12px 0;padding:14px 18px;margin:0 0 24px;font-size:16.5px;color:var(--ink)}
.summary strong{color:var(--accent2);text-transform:uppercase;letter-spacing:.5px;font-size:13px}
.meta{color:var(--muted);font-size:15px;margin:0 0 14px}
.meta .sep{opacity:.5;margin:0 6px}
.alt-lang{display:inline-flex;align-items:center;gap:7px;margin:0 0 20px;padding:8px 14px;
  border:1px solid var(--line);border-radius:999px;background:var(--panel);
  font-size:14.5px;font-weight:600;color:var(--accent)}
.alt-lang:hover{border-color:var(--accent);text-decoration:none}
figure.hero{margin:0 0 26px}
figure.hero img{border-radius:16px;width:100%;aspect-ratio:16/9;object-fit:cover}
.prose{font-size:18.5px;line-height:1.72}
.prose h2{margin:1.7em 0 .5em;font-size:26px;letter-spacing:-.015em;line-height:1.28;scroll-margin-top:80px}
.prose h3{margin:1.4em 0 .4em;font-size:21px;scroll-margin-top:80px}
.prose p{margin:0 0 1.15em}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.3em}
.prose li{margin:.4em 0}
.prose strong{color:var(--ink)}
.prose blockquote{margin:1.7em 0;padding:.9em 1.3em;border-left:4px solid var(--accent);
  color:var(--ink);background:var(--panel);border-radius:0 12px 12px 0;
  font-size:1.06em;line-height:1.55;font-style:italic}
.prose code{background:var(--panel);padding:.12em .4em;border-radius:6px;font-size:.92em}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.prose a{border-bottom:1px solid transparent}
.prose a:hover{border-color:var(--accent)}

/* ---- share ---- */
.share{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin:30px 0 0}
.share-label{color:var(--muted);font-size:13px;font-weight:700;
  text-transform:uppercase;letter-spacing:1.4px;margin-right:2px}
.share a,.share button{display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border:1px solid var(--line);border-radius:999px;background:var(--card);
  color:var(--muted);font:600 14px/1 inherit;font-family:inherit;cursor:pointer;
  transition:border-color .15s,color .15s}
.share a:hover,.share button:hover{border-color:var(--accent);color:var(--ink);text-decoration:none}
.share button.done{border-color:var(--accent);color:var(--accent)}

/* ---- related ---- */
.related{margin:38px 0 0}
.related-grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:16px}
@media(min-width:640px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.rel-card{display:flex;flex-direction:column;gap:6px;padding:16px 18px;background:var(--card);
  border:1px solid var(--line);border-radius:14px;color:var(--ink);
  transition:border-color .15s,transform .15s}
.rel-card:hover{border-color:var(--accent);transform:translateY(-2px);text-decoration:none}
.rel-card .kicker{font-size:11.5px}
.rel-card .rel-title{font-weight:700;font-size:16px;line-height:1.35}

/* ---- CTA ---- */
.cta{margin:40px 0 10px;padding:22px;background:var(--card);
  border:1px solid var(--line);border-radius:16px}
.cta-head{margin:0 0 14px;font-size:13px;text-transform:uppercase;letter-spacing:1.5px;
  color:var(--muted);font-weight:700}
.cta-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:560px){.cta-grid{grid-template-columns:1fr 1fr}}
.cta-card{display:flex;flex-direction:column;gap:6px;padding:16px 18px;
  background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--accent);
  border-radius:0 12px 12px 0;color:var(--ink);transition:border-color .15s,transform .15s}
.cta-card:hover{border-color:var(--accent);transform:translateY(-2px);text-decoration:none}
.cta-label{font-weight:700;font-size:16px}
.cta-blurb{color:var(--muted);font-size:14px;line-height:1.5}
.cta-go{color:var(--accent);font-weight:600;font-size:14px;margin-top:2px}

/* ---- subscribe ---- */
.subscribe{margin:40px 0 10px;padding:24px;border:1px solid var(--line);border-radius:16px;
  background:linear-gradient(135deg,var(--card),var(--panel))}
.sub-title{margin:0 0 6px;font-size:20px;font-weight:800;color:var(--ink)}
.sub-blurb{margin:0 0 16px;color:var(--muted);font-size:15px;line-height:1.55}
.sub-row{display:flex;gap:10px;flex-wrap:wrap}
.sub-row input[type=email]{flex:1 1 220px;min-width:0;padding:12px 14px;font-size:16px;
  color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:10px}
.sub-row input[type=email]:focus{outline:none;border-color:var(--accent)}
.sub-row button{padding:12px 22px;font-size:16px;font-weight:700;cursor:pointer;
  color:var(--btn-ink);background:var(--accent);border:0;border-radius:10px;transition:opacity .15s}
.sub-row button:hover{opacity:.9}
.sub-row button:disabled{opacity:.5;cursor:default}
.subscribe .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.sub-msg{margin:12px 0 0;font-size:14px;font-weight:600}
.sub-msg.ok{color:#22c55e}
.sub-msg.err{color:#f87171}

footer{max-width:var(--maxw-wide);margin:0 auto;padding:26px 20px 60px;
  border-top:1px solid var(--line);color:var(--muted);font-size:14px}
footer .partners{margin:0 0 10px;font-weight:600}
footer .partners a{color:var(--accent)}
footer .fine{font-size:12.5px;opacity:.8}

/* /kids-whitelist/ resource page */
.wl-h2{margin:38px 0 4px;font-size:clamp(20px,3vw,27px)}
.wl-sub{color:var(--muted,#6b7a90);margin:0 0 16px}
.wl-check{margin:0 0 8px;padding-left:22px}
.wl-check li{margin-bottom:8px}
.wl-band{margin:22px 0 0}
.wl-band h3{margin:0 0 2px;font-size:20px}
.wl-band .wl-note{color:var(--muted,#6b7a90);margin:0 0 12px;font-size:15px}
.wl-ch{border:1px solid var(--line,#e3e8ef);border-radius:10px;padding:12px 16px;margin-bottom:10px}
.wl-ch b{display:block;font-size:17px}
.wl-ch span{color:var(--muted,#6b7a90);font-size:15px}
.wl-warn{border-left:3px solid #e8730a;padding:10px 14px;margin:14px 0 0;font-size:15px;
  background:rgba(232,115,10,.06);border-radius:0 8px 8px 0}
.wl-more{margin:26px 0 0;font-weight:600}