/* Hopopop Blog shared styles */
:root{
  --blue1:#0066FF; --blue2:#00D4FF; --green:#35D882; --red:#FF4B6B; --yellow:#FFC93A;
  --bg:#FBFCFF; --ink:#051133; --ink2:#6E7BA5; --line:#E8EDF8; --tint:#F4F6FB; --tint2:#F0F5FF;
  --grad:linear-gradient(135deg,#0066FF 0%,#00D4FF 100%);
  --shadow-card:0 8px 24px rgba(5,17,51,0.06), 0 2px 6px rgba(5,17,51,0.04);
  --shadow-float:0 16px 40px rgba(5,17,51,0.12), 0 4px 12px rgba(5,17,51,0.06);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:'Inter',system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Nunito',sans-serif;font-weight:800;letter-spacing:-0.02em;margin:0}
a{color:var(--blue1);text-decoration:none}
a:hover{text-decoration:underline}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
.container{max-width:760px;margin:0 auto;padding:0 28px}
.container-wide{max-width:1180px;margin:0 auto;padding:0 28px}

/* NAV */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);background:rgba(251,252,255,0.86);border-bottom:1px solid var(--line)}
.nav-row{display:flex;align-items:center;justify-content:space-between;height:68px;max-width:1180px;margin:0 auto;padding:0 28px}
.logo{display:flex;align-items:center;gap:10px;font-family:'Nunito',sans-serif;font-weight:900;font-size:22px;letter-spacing:-0.02em;color:var(--ink)}
.logo:hover{text-decoration:none}
.logo-mark{width:34px;height:34px;border-radius:10px;box-shadow:0 6px 14px rgba(0,102,255,0.35);overflow:hidden;flex-shrink:0}
.logo-mark img{width:100%;height:100%;object-fit:cover;display:block}
.nav-links{display:flex;gap:6px}
@media (max-width:880px){.nav-links{display:none}}
.nav-links a{padding:10px 14px;color:var(--ink2);font-weight:600;font-size:14px;border-radius:10px}
.nav-links a:hover{color:var(--blue1);text-decoration:none}
.nav-links a.active{color:var(--blue1);background:var(--tint2)}
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 20px;border-radius:14px;font-weight:700;font-size:14px;transition:transform .15s ease, box-shadow .2s ease}
.btn:hover{transform:translateY(-1px);text-decoration:none}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(0,102,255,0.32)}
.lang-toggle{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:10px;padding:3px;font-size:12px;font-weight:700;margin-right:8px}
.lang-toggle a{padding:5px 10px;border-radius:7px;color:var(--ink2)}
.lang-toggle a.active{background:var(--ink);color:#fff}
.lang-toggle a:hover{text-decoration:none}

/* ARTICLE HEADER */
.article-hero{padding:48px 0 32px}
.crumbs{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--ink2);font-weight:600;margin-bottom:18px}
.crumbs a{color:var(--ink2)}
.crumbs .sep{opacity:0.5}
.cat-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;color:var(--blue1);background:rgba(0,102,255,0.08);border:1px solid rgba(0,102,255,0.18);text-transform:uppercase;letter-spacing:0.06em}
.article-hero h1{font-size:clamp(34px,4.4vw,52px);line-height:1.05;margin:18px 0 18px}
.article-hero .deck{font-size:19px;color:var(--ink2);line-height:1.5;max-width:680px}
.byline{display:flex;align-items:center;gap:12px;margin-top:28px;padding:20px 0 0;border-top:1px solid var(--line);font-size:14px;color:var(--ink2)}
.byline .av{width:38px;height:38px;border-radius:50%;background:var(--grad);display:grid;place-items:center;color:#fff;font-family:'Nunito';font-weight:900;font-size:14px}
.byline strong{color:var(--ink);display:block;font-size:14px;font-family:'Nunito';font-weight:800}
.byline .meta{font-size:13px}
.byline .dot{width:3px;height:3px;border-radius:50%;background:var(--ink2);opacity:0.5;margin:0 4px;display:inline-block;vertical-align:middle}

/* ARTICLE BODY */
.article-body{padding:24px 0 80px;font-size:18px;line-height:1.7;color:var(--ink)}
.article-body p{margin:0 0 22px}
.article-body h2{font-size:30px;line-height:1.15;margin:48px 0 20px}
.article-body h3{font-size:22px;line-height:1.25;margin:36px 0 14px}
.article-body ul, .article-body ol{padding-left:22px;margin:0 0 22px}
.article-body li{margin-bottom:10px}
.article-body strong{color:var(--ink);font-weight:700}
.article-body blockquote{border-left:4px solid var(--blue1);padding:8px 0 8px 20px;margin:28px 0;font-family:'Nunito';font-weight:700;font-size:22px;line-height:1.4;color:var(--ink)}
.article-body .lede::first-letter{font-family:'Nunito';font-weight:900;font-size:64px;line-height:0.9;float:left;margin:6px 12px 0 0;color:var(--blue1)}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body table th, .article-body table td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.article-body table th{background:var(--tint);font-family:'Nunito';font-weight:800;color:var(--ink);font-size:13px;text-transform:uppercase;letter-spacing:0.06em}
.article-body table tr:hover td{background:var(--bg)}
.article-body .pullquote{background:linear-gradient(135deg, rgba(0,102,255,0.06), rgba(0,212,255,0.04));border:1px solid rgba(0,102,255,0.12);border-radius:18px;padding:24px 28px;margin:32px 0;font-family:'Nunito';font-weight:700;font-size:21px;line-height:1.4;color:var(--ink)}
.article-body .stat-callout{background:var(--ink);color:#fff;border-radius:18px;padding:28px;margin:28px 0;display:flex;align-items:center;gap:24px}
.article-body .stat-callout .big{font-family:'Nunito';font-weight:900;font-size:64px;line-height:1;letter-spacing:-0.03em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;flex-shrink:0}
.article-body .stat-callout .lbl{color:rgba(255,255,255,0.78);font-size:15px;line-height:1.5}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}

/* CTA card */
.cta-card{background:var(--grad);color:#fff;border-radius:24px;padding:32px;margin:40px 0;display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.cta-store-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
.cta-dl-btn{display:inline-flex;align-items:center;gap:7px;padding:10px 18px;border-radius:12px;background:#fff;color:var(--ink);font-weight:700;font-size:14px;text-decoration:none;transition:transform .15s,box-shadow .15s;box-shadow:0 4px 12px rgba(0,0,0,0.12)}
.cta-dl-btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(0,0,0,0.18);text-decoration:none}
.cta-dl-btn svg{flex-shrink:0}
.cta-card img{width:100px;height:100px;object-fit:contain;flex-shrink:0}
.cta-card .txt{flex:1;min-width:200px}
.cta-card h3{color:#fff;font-size:24px;margin:0 0 6px}
.cta-card p{color:rgba(255,255,255,0.88);margin:0 0 14px}
.cta-card .btn-white{background:#fff;color:var(--ink);box-shadow:0 8px 22px rgba(0,0,0,0.15)}

/* Related */
.related{padding:64px 0;background:var(--tint);border-top:1px solid var(--line)}
.related h3{font-size:14px;text-transform:uppercase;letter-spacing:0.1em;color:var(--ink2);font-weight:700;margin-bottom:24px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:780px){.related-grid{grid-template-columns:1fr}}
.related-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;transition:transform .2s, box-shadow .2s;display:block;color:var(--ink)}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-float);text-decoration:none}
.related-card .c{font-size:11px;text-transform:uppercase;letter-spacing:0.08em;color:var(--blue1);font-weight:700}
.related-card h4{font-size:18px;line-height:1.3;margin:8px 0 0;color:var(--ink)}

/* FOOTER */
footer{background:var(--ink);color:#fff;padding:64px 0 32px}
.foot-grid{max-width:1180px;margin:0 auto;padding:0 28px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,0.08)}
@media(max-width:780px){.foot-grid{grid-template-columns:1fr 1fr}}
.foot-grid h4{font-size:13px;text-transform:uppercase;letter-spacing:0.1em;color:rgba(255,255,255,0.5);font-weight:700}
.foot-grid ul{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-direction:column;gap:10px}
.foot-grid a{color:rgba(255,255,255,0.78);font-size:14px}
.foot-grid a:hover{color:#fff;text-decoration:none}
.foot-grid .logo{color:#fff}
.foot-grid p{color:rgba(255,255,255,0.6);font-size:14px;margin:14px 0 0;max-width:340px;line-height:1.6}
.foot-bottom{max-width:1180px;margin:0 auto;padding:24px 28px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;font-size:13px;color:rgba(255,255,255,0.5)}

/* INDEX page */
.index-hero{padding:72px 0 24px;text-align:center}
.index-hero h1{font-size:clamp(40px,5vw,64px);line-height:1.05}
.index-hero .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.index-hero p{color:var(--ink2);font-size:19px;margin:18px auto 0;max-width:560px}
.filter-bar{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;padding:24px 0 8px}
.filter-bar a{padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink);font-size:13px;font-weight:600}
.filter-bar a:hover{text-decoration:none;border-color:var(--blue1);color:var(--blue1)}
.filter-bar a.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.posts-grid{padding:48px 0 96px;display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media(max-width:980px){.posts-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.posts-grid{grid-template-columns:1fr}}
.post-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;display:flex;flex-direction:column;transition:transform .2s, box-shadow .2s;color:var(--ink)}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-float);text-decoration:none}
.post-card .thumb{height:180px;display:grid;place-items:center;font-family:'Nunito';font-weight:900;font-size:48px;color:#fff;letter-spacing:-0.03em;position:relative;overflow:hidden}
.post-card .thumb .em{position:relative;z-index:1;filter:drop-shadow(0 4px 16px rgba(0,0,0,0.25))}
.post-card .thumb::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 70% 30%, rgba(255,255,255,0.18), transparent 60%)}
.thumb.t1{background:linear-gradient(135deg,#0066FF,#00D4FF)}
.thumb.t2{background:linear-gradient(135deg,#051133,#0066FF)}
.thumb.t3{background:linear-gradient(135deg,#35D882,#00D4FF)}
.thumb.t4{background:linear-gradient(135deg,#FF4B6B,#FFC93A)}
.thumb.t5{background:linear-gradient(135deg,#0066FF,#FF4B6B)}
.thumb.t6{background:linear-gradient(135deg,#051133,#35D882)}
.thumb.t7{background:linear-gradient(135deg,#FFC93A,#0066FF)}
.thumb.t8{background:linear-gradient(135deg,#00D4FF,#35D882)}
.thumb.t9{background:linear-gradient(135deg,#FF4B6B,#051133)}
.thumb.t10{background:linear-gradient(135deg,#FFC93A,#FF4B6B)}
.thumb.t11{background:linear-gradient(135deg,#7B2FFF,#00D4FF)}
.thumb.t12{background:linear-gradient(135deg,#FF6B35,#FFC93A)}
.thumb.t13{background:linear-gradient(135deg,#00C896,#0066FF)}
.thumb.t14{background:linear-gradient(135deg,#FF4B6B,#7B2FFF)}
.thumb.t15{background:linear-gradient(135deg,#051133,#FF4B6B)}
.thumb.t16{background:linear-gradient(135deg,#0066FF,#35D882)}
.thumb.t17{background:linear-gradient(135deg,#7B2FFF,#FF4B6B)}
.thumb.t18{background:linear-gradient(135deg,#051133,#FFC93A)}
.thumb.t19{background:linear-gradient(135deg,#FF4B6B,#00D4FF)}
.thumb.t20{background:linear-gradient(135deg,#35D882,#0066FF)}
.thumb.t21{background:linear-gradient(135deg,#FFC93A,#35D882)}
.thumb.t22{background:linear-gradient(135deg,#FF6B35,#7B2FFF)}
.thumb.t23{background:linear-gradient(135deg,#00C896,#FFC93A)}
.thumb.t24{background:linear-gradient(135deg,#051133,#7B2FFF)}
.thumb.t25{background:linear-gradient(135deg,#FF4B6B,#FFC93A)}
.post-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column;gap:10px}
.post-cat{font-size:11px;font-weight:700;color:var(--blue1);text-transform:uppercase;letter-spacing:0.08em}
.post-card h3{font-size:19px;line-height:1.3;color:var(--ink)}
.post-card p{color:var(--ink2);font-size:14px;line-height:1.5;margin:0}
.post-card .read{margin-top:auto;font-size:13px;font-weight:700;color:var(--blue1);padding-top:8px}

/* ─── HAMBURGER + MOBILE MENU ─────────────────────────────────────────────── */

.ham-btn{
  display:none;flex-direction:column;justify-content:center;align-items:center;
  gap:5px;width:40px;height:40px;padding:0;
  border-radius:10px;border:1px solid var(--line);
  background:transparent;cursor:pointer;
  transition:background .15s;flex-shrink:0
}
.ham-btn:hover{background:var(--tint)}
.ham-line{
  display:block;width:18px;height:2px;
  background:var(--ink);border-radius:2px;
  transition:transform .25s ease, opacity .2s ease, width .2s ease
}
.ham-btn.open .ham-line:nth-child(1){transform:translateY(7px) rotate(45deg)}
.ham-btn.open .ham-line:nth-child(2){opacity:0;width:0}
.ham-btn.open .ham-line:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:880px){
  .ham-btn{display:flex}
  /* CTA button is in mobile menu */
  .nav-row .btn.btn-grad{display:none}
}

.nav-mobile-menu{
  max-height:0;overflow:hidden;
  transition:max-height .35s cubic-bezier(0.4,0,0.2,1), padding .3s ease;
  padding:0 16px;
  background:rgba(251,252,255,0.98);
  border-top:1px solid transparent
}
.nav-mobile-menu.visible{
  max-height:560px;
  padding:8px 16px 20px;
  border-top-color:var(--line)
}
.nav-mobile-links{display:flex;flex-direction:column;gap:2px;margin-bottom:12px}
.nav-mobile-links a{
  display:flex;align-items:center;
  padding:13px 10px;
  font-size:16px;font-weight:600;color:var(--ink);
  border-radius:10px;
  transition:background .15s, color .15s;
  text-decoration:none
}
.nav-mobile-links a:hover,.nav-mobile-links a.active{
  background:var(--tint2);color:var(--blue1);text-decoration:none
}
.nav-mobile-links [class*="btn-grad"]{
  background:var(--grad);color:#fff;
  justify-content:center;
  border-radius:12px;margin-top:6px;padding:14px;
  box-shadow:0 6px 18px rgba(0,102,255,0.28);
  text-decoration:none
}
.nav-mobile-links [class*="btn-grad"]:hover{
  transform:translateY(-1px);color:#fff;text-decoration:none
}
.nav-mobile-foot{
  display:flex;align-items:center;gap:12px;
  padding-top:14px;border-top:1px solid var(--line)
}

.nav-overlay{
  position:fixed;inset:0;
  background:rgba(5,17,51,0.28);
  z-index:49;
  backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
  animation:navFadeIn .2s ease
}
@keyframes navFadeIn{from{opacity:0}to{opacity:1}}

/* ─── MOBILE-FIRST RESPONSIVE ─────────────────────────────────────────────── */

/* Tighter padding on small screens */
@media(max-width:480px){
  .container{padding:0 16px}
  .container-wide{padding:0 16px}
  .nav-row{padding:0 16px}
  .foot-grid{padding-left:16px;padding-right:16px}
  .foot-bottom{padding-left:16px;padding-right:16px}
}

/* NAV ── compact on mobile */
@media(max-width:640px){
  .nav-row .btn.btn-grad{padding:9px 14px;font-size:13px}
  .lang-toggle{margin-right:4px}
  .lang-toggle a{padding:4px 8px;font-size:11px}
}
@media(max-width:440px){
  .nav-row{height:56px}
  .logo{font-size:18px;gap:8px}
  /* Download accessible via footer – remove from cramped nav */
  .nav-row .btn.btn-grad{display:none}
}

/* INDEX HERO */
@media(max-width:640px){
  .index-hero{padding:44px 0 14px}
  .index-hero h1{font-size:clamp(28px,8vw,44px)}
  .index-hero p{font-size:16px;margin-top:12px}
}

/* FILTER BAR */
@media(max-width:480px){
  .filter-bar{gap:6px;padding:14px 0 6px}
  .filter-bar a{padding:6px 12px;font-size:12px}
}

/* POSTS GRID */
@media(max-width:480px){
  .posts-grid{padding:24px 0 56px;gap:18px}
}

/* ARTICLE HERO */
@media(max-width:640px){
  .article-hero{padding:28px 0 16px}
  .article-hero h1{font-size:clamp(24px,7vw,38px);margin:12px 0 12px}
  .article-hero .deck{font-size:16px;line-height:1.45}
  .byline{gap:10px;flex-wrap:wrap}
}

/* ARTICLE BODY */
@media(max-width:640px){
  .article-body{font-size:16px;line-height:1.65;padding:18px 0 56px}
  .article-body p{margin:0 0 18px}
  .article-body h2{font-size:24px;margin:40px 0 16px}
  .article-body h3{font-size:20px;margin:30px 0 12px}
  .article-body ul,.article-body ol{padding-left:18px;margin:0 0 18px}
  .article-body blockquote{font-size:18px;line-height:1.4;padding:6px 0 6px 16px}
  .article-body .pullquote{font-size:17px;padding:18px 20px;border-radius:14px}
  .article-body .lede::first-letter{font-size:48px;margin:4px 10px 0 0}
}

/* TABLE ── horizontal scroll wrapper on mobile */
.article-body table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
@media(max-width:640px){
  .article-body table{font-size:14px}
  .article-body table th,.article-body table td{padding:10px 10px;white-space:nowrap}
  .article-body table th{font-size:12px}
}

/* STAT CALLOUT ── stack on mobile */
@media(max-width:560px){
  .article-body .stat-callout{flex-direction:column;text-align:center;gap:10px;padding:22px 18px;border-radius:14px}
  .article-body .stat-callout .big{font-size:52px}
}

/* CTA CARD ── compact on mobile */
@media(max-width:560px){
  .cta-card{padding:24px 20px;gap:16px}
  .cta-card img{width:72px;height:72px}
  .cta-card h3{font-size:20px}
  .cta-card p{font-size:14px}
}
@media(max-width:400px){
  .cta-card{flex-direction:column;align-items:flex-start}
}

/* RELATED */
@media(max-width:480px){
  .related{padding:40px 0}
  .related-grid{grid-template-columns:1fr}
}

/* FOOTER */
@media(max-width:560px){
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:6px;text-align:center}
}
@media(max-width:480px){
  footer{padding:44px 0 24px}
}