/* QR Code Easily — Blog shared styles (unified with main site design tokens) */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  /* tokens — match main /index.html */
  --bg:#fbfbfa;
  --surface:#ffffff;
  --ink:#0a0a0a;
  --ink-2:#1f1f1f;
  --muted:#6b6b6b;
  --muted-2:#8e8e8e;
  --line:#ececec;
  --line-2:#e2e2e2;
  --accent:#4f46e5;
  --accent-soft:#eef0ff;
  --success:#10b981;
  --warn:#f59e0b;
  --danger:#ef4444;
  --radius:10px;
  --radius-lg:16px;
  --radius-xl:20px;
  --shadow-sm:0 1px 2px rgba(15,15,15,0.04),0 1px 1px rgba(15,15,15,0.03);
  --shadow-md:0 8px 24px -8px rgba(15,15,15,0.08),0 2px 4px rgba(15,15,15,0.04);

  /* legacy aliases (kept for inline references in older blog HTML) */
  --c-bg:var(--bg);
  --c-surface:var(--surface);
  --c-primary:var(--accent);
  --c-primary-hover:#3f37c9;
  --c-primary-subtle:var(--accent-soft);
  --c-text:var(--ink);
  --c-text-2:var(--muted);
  --c-text-3:var(--muted-2);
  --c-border:var(--line-2);
  --c-success:var(--success);
  --c-danger:var(--danger);
  --r-md:10px;--r-lg:16px;--r-full:999px;
  --ease-out:cubic-bezier(0.16,1,0.3,1);--t:200ms var(--ease-out);
}

body{
  font-family:'Inter',ui-sans-serif,system-ui,-apple-system,sans-serif;
  background:var(--bg);color:var(--ink);
  font-size:15px;line-height:1.6;
  min-height:100vh;-webkit-font-smoothing:antialiased;
  font-feature-settings:"cv11","ss01","ss03";
}
a{color:inherit}

/* ────────────────────────────────────────────────────────────────
 * Site header (unified with main site .site-nav-top)
 * ──────────────────────────────────────────────────────────────── */
header.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(251,251,250,0.85);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  padding:0 24px;
}
.site-header-inner{
  max-width:1320px;margin:0 auto;
  height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.site-brand{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'Inter Tight',sans-serif;font-weight:600;letter-spacing:-0.01em;
  font-size:15px;color:var(--ink);text-decoration:none;
}
.site-brand .logo-mark{
  width:22px;height:22px;border-radius:6px;background:var(--ink);
  display:grid;place-items:center;color:#fff;flex-shrink:0;
}
.site-brand .logo-mark svg{width:13px;height:13px}
/* Fallback for legacy HTML without .logo-mark wrapper */
.site-brand > svg:not(.logo-mark svg){
  width:22px;height:22px;padding:4.5px;
  background:var(--ink);color:#fff;border-radius:6px;
  box-sizing:border-box;
}

.site-nav{display:flex;align-items:center;gap:8px}
.site-nav a{
  text-decoration:none;font-weight:500;font-size:14px;
  color:var(--muted);padding:6px 12px;border-radius:8px;
  transition:.15s;
}
.site-nav a:hover{color:var(--ink);background:rgba(0,0,0,.04)}
.site-nav a.active{color:var(--ink);background:rgba(0,0,0,.04)}
.site-nav .nav-cta{
  background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;
  font-weight:500;font-size:14px;
}
.site-nav .nav-cta:hover{background:#222;color:#fff}

/* Language switcher (matches main /index.html style) */
.lang-switcher{position:relative}
.lang-switcher summary{
  display:inline-flex;list-style:none;cursor:pointer;align-items:center;gap:6px;
  padding:6px 10px;background:var(--surface);
  border:1px solid var(--line-2);border-radius:8px;
  font-size:13px;font-weight:500;color:var(--ink-2);
  transition:.15s;user-select:none;
}
.lang-switcher summary > *{flex:0 0 auto}
.lang-switcher summary svg{width:12px;height:12px}
.lang-switcher summary::-webkit-details-marker{display:none}
.lang-switcher summary::marker{content:""}
.lang-switcher summary:hover{border-color:#cfcfcf;background:#fafafa}
.lang-switcher .lang-flag{font-size:14px;line-height:1}
.lang-switcher .lang-code{letter-spacing:.04em;font-size:12px}
.lang-switcher .lang-chevron{width:12px;height:12px;color:var(--muted);transition:transform var(--t)}
.lang-switcher[open] summary .lang-chevron{transform:rotate(180deg)}
.lang-menu{
  position:absolute;top:calc(100% + 6px);right:0;
  background:var(--surface);border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow-md);padding:6px;
  display:grid;grid-template-columns:repeat(2,minmax(140px,1fr));gap:1px;
  max-width:360px;max-height:70vh;overflow-y:auto;z-index:100;
}
[dir="rtl"] .lang-menu{right:auto;left:0}
.lang-menu a{
  display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;
  color:var(--ink-2);text-decoration:none;font-size:13px;font-weight:500;
  transition:.15s;
}
.lang-menu a:hover{background:#f5f5f5;color:var(--ink)}
.lang-menu a[aria-current="true"]{background:var(--ink);color:#fff}
@media (max-width:760px){
  .lang-menu{grid-template-columns:1fr;max-width:240px}
  .lang-switcher summary{padding:5px 9px;font-size:12px}
  .lang-switcher .lang-flag{font-size:13px}
}

/* ────────────────────────────────────────────────────────────────
 * Blog index — hero
 * ──────────────────────────────────────────────────────────────── */
.hero{
  padding:64px 24px 36px;text-align:center;
  background:transparent;border-bottom:none;
}
.hero h1{
  font-family:'Inter Tight',sans-serif;
  font-size:48px;font-weight:600;letter-spacing:-0.025em;
  margin-bottom:14px;color:var(--ink);
}
.hero p{
  font-size:16px;color:var(--muted);
  max-width:560px;margin:0 auto;line-height:1.6;
}

/* ────────────────────────────────────────────────────────────────
 * Posts list — featured + grid
 * ──────────────────────────────────────────────────────────────── */
main.posts{max-width:1080px;margin:0 auto;padding:24px 24px 80px}

.featured{
  position:relative;display:grid;grid-template-columns:1.4fr 1fr;gap:32px;
  background:var(--surface);border-radius:var(--radius-xl);padding:28px;
  margin-bottom:32px;box-shadow:var(--shadow-sm);border:1px solid var(--line);
  cursor:pointer;transition:.2s var(--ease-out);
}
.featured:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--line-2)}
.feat-content h2 a::after{content:"";position:absolute;inset:0;border-radius:inherit;z-index:1}
.featured .feat-illu{
  aspect-ratio:1.4;
  background:linear-gradient(135deg,#0a0a0a 0%,#2a2a2a 100%);
  border-radius:var(--radius-lg);
  display:flex;align-items:center;justify-content:center;
  color:#fff;position:relative;overflow:hidden;
}
.featured .feat-illu::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(45deg,transparent 0 20px,rgba(255,255,255,.04) 20px 40px);
}
.feat-illu svg{width:50%;height:50%;opacity:.95;position:relative}
.featured .feat-content{display:flex;flex-direction:column;justify-content:center}
.feat-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:11px;font-weight:600;color:var(--accent);
  background:var(--accent-soft);padding:4px 10px;border-radius:999px;
  text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px;width:fit-content;
}
.feat-content h2{
  font-family:'Inter Tight',sans-serif;
  font-size:28px;font-weight:600;letter-spacing:-0.02em;
  margin-bottom:12px;line-height:1.2;
}
.feat-content h2 a{color:var(--ink);text-decoration:none}
.feat-content h2 a:hover{color:var(--ink-2)}
.feat-content .excerpt{
  color:var(--muted);margin-bottom:16px;font-size:15px;line-height:1.6;
}
.meta{display:flex;gap:10px;align-items:center;color:var(--muted-2);font-size:13px}
.meta-dot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.7}

/* Cards grid */
.grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
  gap:20px;
}
.card{
  position:relative;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;
  cursor:pointer;transition:.2s var(--ease-out);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--line-2)}
.card h3 a::after{content:"";position:absolute;inset:0;border-radius:inherit;z-index:1}
.card-thumb{
  aspect-ratio:1.7;display:flex;align-items:center;justify-content:center;color:#fff;
}
.card-thumb svg{width:42%;height:42%;opacity:.95}
.card-body{padding:20px}
.card-tag{
  display:inline-block;font-size:10.5px;font-weight:600;color:var(--accent);
  background:var(--accent-soft);padding:3px 9px;border-radius:999px;
  text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px;
}
.card h3{
  font-family:'Inter Tight',sans-serif;
  font-size:17px;font-weight:600;letter-spacing:-0.015em;line-height:1.3;
  margin-bottom:8px;
}
.card h3 a{color:var(--ink);text-decoration:none}
.card h3 a:hover{color:var(--ink-2)}
.card .excerpt{
  color:var(--muted);font-size:13.5px;line-height:1.55;margin-bottom:12px;flex:1;
}
.card .meta{margin-top:auto;font-size:12px}

/* Card thumbnail color variants — refined to harmonize with new palette */
.thumb-1{background:linear-gradient(135deg,#0d6e3a 0%,#16a34a 100%)}
.thumb-2{background:linear-gradient(135deg,#9a1f1f 0%,#dc2626 100%)}
.thumb-3{background:linear-gradient(135deg,#1e40af 0%,#3b82f6 100%)}
.thumb-4{background:linear-gradient(135deg,#5b2a8a 0%,#9333ea 100%)}
.thumb-5{background:linear-gradient(135deg,#b45309 0%,#f59e0b 100%)}

/* ────────────────────────────────────────────────────────────────
 * Article page
 * ──────────────────────────────────────────────────────────────── */
.breadcrumb{
  max-width:760px;margin:0 auto;padding:24px 24px 0;
  font-size:13px;color:var(--muted-2);
}
.breadcrumb a{color:var(--muted);text-decoration:none;font-weight:500}
.breadcrumb a:hover{color:var(--ink)}
.breadcrumb span{margin:0 6px;color:var(--muted-2)}

article.post{
  max-width:760px;margin:0 auto;padding:20px 24px 80px;line-height:1.7;
}
.post-header{margin:24px 0 36px}
.post-tag{
  display:inline-flex;align-items:center;
  font-size:11px;font-weight:600;color:var(--accent);
  background:var(--accent-soft);padding:4px 12px;border-radius:999px;
  text-transform:uppercase;letter-spacing:.06em;margin-bottom:16px;
}
.post-header h1{
  font-family:'Inter Tight',sans-serif;
  font-size:42px;font-weight:600;letter-spacing:-0.025em;line-height:1.15;
  margin-bottom:14px;color:var(--ink);
}
.post-meta{
  display:flex;gap:10px;align-items:center;
  color:var(--muted-2);font-size:13px;flex-wrap:wrap;
}
.post-meta-dot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.7}

.tldr{
  background:var(--accent-soft);border-left:3px solid var(--accent);
  padding:18px 22px;border-radius:10px;margin:0 0 32px;
  font-size:15px;line-height:1.65;color:var(--ink-2);
}
.tldr strong{
  color:var(--accent);text-transform:uppercase;letter-spacing:.06em;
  font-size:11px;font-weight:600;display:block;margin-bottom:6px;
}

.post-body h2{
  font-family:'Inter Tight',sans-serif;
  font-size:26px;font-weight:600;letter-spacing:-0.02em;
  margin:48px 0 14px;line-height:1.25;color:var(--ink);
}
.post-body h3{
  font-family:'Inter Tight',sans-serif;
  font-size:18px;font-weight:600;letter-spacing:-0.015em;
  margin:32px 0 10px;color:var(--ink);
}
.post-body p{margin-bottom:16px;color:var(--ink-2);font-size:16px;line-height:1.7}
.post-body ul,.post-body ol{padding-left:24px;margin-bottom:18px}
.post-body li{margin-bottom:6px;color:var(--ink-2)}
.post-body strong{color:var(--ink);font-weight:600}
.post-body a{
  color:var(--accent);text-decoration:underline;
  text-underline-offset:3px;text-decoration-thickness:1.5px;
}
.post-body a:hover{color:#3f37c9}
.post-body code{
  font-family:'JetBrains Mono',ui-monospace,Menlo,monospace;
  font-size:.92em;background:#f0f0f0;padding:1px 6px;border-radius:5px;
}
.post-body blockquote{
  border-left:3px solid var(--line-2);padding:6px 0 6px 18px;
  margin:20px 0;color:var(--muted);font-style:italic;
}

/* Step blocks within posts */
.step{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:20px 22px;margin:20px 0;
}
.step-num{
  flex:0 0 auto;width:36px;height:36px;border-radius:50%;
  background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:600;font-size:15px;font-family:'Inter Tight',sans-serif;
}
.step-body h3{margin-top:0;font-size:17px;color:var(--ink)}
.step-body p:last-child{margin-bottom:0}
.step-body p{font-size:15px;color:var(--muted);line-height:1.6}

/* Callouts */
.callout{
  background:#fffbeb;border:1px solid #fde68a;border-radius:10px;
  padding:14px 18px;margin:20px 0;font-size:14.5px;line-height:1.6;
  color:var(--ink-2);
}
.callout strong{
  color:#92400e;display:block;margin-bottom:4px;
  font-size:11px;text-transform:uppercase;letter-spacing:.06em;font-weight:600;
}
.callout-good{background:#f0fdf4;border-color:#86efac}
.callout-good strong{color:#166534}
.callout-info{background:var(--accent-soft);border-color:#c7d2fe}
.callout-info strong{color:var(--accent)}

/* Compare grid (good/bad) */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0}
.compare > div{
  background:var(--surface);border:1px solid var(--line);
  border-radius:10px;padding:14px 16px;font-size:14px;
}
.compare h4{
  font-size:11px;text-transform:uppercase;letter-spacing:.06em;
  margin-bottom:8px;font-weight:600;
}
.compare .bad h4{color:var(--danger)}
.compare .good h4{color:var(--success)}

/* CTA box at end of articles */
.cta-box{
  margin:48px 0 0;padding:32px;
  background:var(--ink);color:#fff;
  border-radius:var(--radius-xl);text-align:center;
}
.cta-box h3{
  font-family:'Inter Tight',sans-serif;
  font-size:22px;font-weight:600;margin-bottom:8px;color:#fff;letter-spacing:-0.015em;
}
.cta-box p{
  margin-bottom:18px;color:rgba(255,255,255,.8);font-size:14.5px;line-height:1.6;
}
.cta-btn{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;color:var(--ink);font-weight:500;font-size:14px;
  padding:10px 18px;border-radius:8px;text-decoration:none;
  transition:.15s var(--ease-out);
}
.cta-btn:hover{background:#f0f0f0}

/* Related posts */
.related{margin-top:56px;padding-top:32px;border-top:1px solid var(--line)}
.related h2{
  font-family:'Inter Tight',sans-serif;
  font-size:18px;font-weight:600;letter-spacing:-0.015em;margin-bottom:14px;
}
.related-list{display:grid;gap:10px}
.related-list a{
  display:flex;align-items:center;gap:14px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:10px;padding:14px 16px;
  text-decoration:none;color:var(--ink);font-weight:500;font-size:14.5px;
  transition:.15s var(--ease-out);
}
.related-list a:hover{border-color:var(--ink);background:#fafafa}
.related-list svg{width:14px;height:14px;color:var(--muted-2);flex:0 0 auto;margin-left:auto}

/* ────────────────────────────────────────────────────────────────
 * Footer (unified)
 * ──────────────────────────────────────────────────────────────── */
footer.site-footer,footer:not(.site-footer){
  text-align:center;padding:32px 24px;border-top:1px solid var(--line);
  background:var(--surface);font-size:13px;color:var(--muted);
}
footer a{
  color:var(--muted);text-decoration:none;
  margin:0 10px;font-weight:500;transition:.15s;
}
footer a:hover{color:var(--ink)}

/* ────────────────────────────────────────────────────────────────
 * Legal pages (privacy, terms) — minimal additional styles
 * ──────────────────────────────────────────────────────────────── */
main.legal{
  max-width:760px;margin:0 auto;padding:48px 24px 80px;
}
main.legal h1{
  font-family:'Inter Tight',sans-serif;
  font-size:36px;font-weight:600;letter-spacing:-0.025em;
  margin-bottom:8px;color:var(--ink);line-height:1.15;
}
main.legal .lead{color:var(--muted);font-size:16px;margin-bottom:24px;line-height:1.6}
main.legal .updated{color:var(--muted-2);font-size:13px;margin-bottom:24px}
main.legal h2{
  font-family:'Inter Tight',sans-serif;
  font-size:20px;font-weight:600;margin:32px 0 12px;
  letter-spacing:-0.015em;color:var(--ink);
}
main.legal p{margin-bottom:14px;color:var(--ink-2);font-size:15px;line-height:1.7}
main.legal ul{padding-left:24px;margin-bottom:14px}
main.legal li{margin-bottom:6px;color:var(--ink-2)}
main.legal strong{color:var(--ink);font-weight:600}
main.legal a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
main.legal .highlight{
  background:var(--accent-soft);border-left:3px solid var(--accent);
  padding:14px 18px;border-radius:10px;margin:20px 0;
  font-size:15px;line-height:1.65;color:var(--ink-2);
}
main.legal .highlight strong{color:var(--ink)}
main.legal code{
  font-family:'JetBrains Mono',ui-monospace,Menlo,monospace;
  font-size:.92em;background:#f0f0f0;padding:1px 6px;border-radius:5px;
}

/* ────────────────────────────────────────────────────────────────
 * Mobile
 * ──────────────────────────────────────────────────────────────── */
@media (max-width:760px){
  header.site-header{padding:0 16px}
  .site-header-inner{height:54px}
  .site-nav .nav-cta{padding:7px 12px;font-size:13px}
  .hero{padding:40px 16px 24px}
  .hero h1{font-size:32px}
  .hero p{font-size:15px}
  main.posts{padding:20px 16px 60px}
  .featured{grid-template-columns:1fr;padding:20px;gap:18px}
  .featured .feat-illu{aspect-ratio:1.8}
  .feat-content h2{font-size:22px}
  .feat-content .excerpt{font-size:14px}
  .grid{grid-template-columns:1fr;gap:14px}
  .card-body{padding:16px}
  .breadcrumb{padding:18px 16px 0;font-size:12px}
  article.post{padding:14px 16px 60px}
  .post-header h1{font-size:28px}
  .post-body h2{font-size:22px;margin:36px 0 12px}
  .post-body h3{font-size:17px;margin:24px 0 8px}
  .post-body p{font-size:15px}
  .compare{grid-template-columns:1fr}
  .cta-box{padding:24px;margin-top:36px}
  .cta-box h3{font-size:18px}
  main.legal{padding:32px 16px 60px}
  main.legal h1{font-size:28px}
  main.legal h2{font-size:18px}
  footer{padding:24px 16px;font-size:12.5px}
  footer a{margin:0 6px;display:inline-block;padding:4px 0}
}
@media (max-width:480px){
  .site-nav a:not(.nav-cta){display:none}
}