/* ============================================================
   CastleTV — Single Post CSS (single-post.css)
   Matches nexott.net/blog/ reference design exactly.
   Loaded via functions.php on is_single() pages only.
   ============================================================ */

/* ── DESIGN TOKENS ─────────────────────────────────────────── */
:root {
  --sp-brand:       #5B21FA;
  --sp-brand-dark:  #4514D8;
  --sp-brand-soft:  #EDE8FF;
  --sp-wa:          #25D366;
  --sp-wa-dark:     #1ebe5c;
  --sp-gold:        #F59E0B;
  --sp-text:        #0F0A24;
  --sp-text-2:      #4B4B72;
  --sp-text-3:      #9494B8;
  --sp-bg:          #FFFFFF;
  --sp-bg-2:        #F8F9FF;
  --sp-bg-3:        #F3F4F6;
  --sp-border:      #E5E7F0;
  --sp-border-md:   #CDD0E8;
  --sp-grad:        linear-gradient(135deg, #5B21FA 0%, #9B59F5 100%);
  --sp-max:         1200px;
  --sp-r-s:  .5rem;
  --sp-r-m:  .875rem;
  --sp-r-l:  1.25rem;
  --sp-r-xl: 2rem;
  --sp-r-f:  9999px;
  --sp-sh-s: 0 1px 4px rgba(0,0,0,.06);
  --sp-sh-m: 0 4px 20px rgba(0,0,0,.09);
  --sp-sh-l: 0 12px 44px rgba(0,0,0,.13);
  --sp-ease: all .22s cubic-bezier(.4,0,.2,1);
}

/* ── CONTAINER ──────────────────────────────────────────────── */
.sp-wrap {
  max-width: var(--sp-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── BREADCRUMB ─────────────────────────────────────────────── */
.sp-breadcrumb-bar {
  background: var(--sp-bg-2);
  border-bottom: 1px solid var(--sp-border);
  padding: .625rem 0;
}
.sp-breadcrumb {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .78rem;
  color: var(--sp-text-3);
  flex-wrap: wrap;
}
.sp-breadcrumb a {
  color: var(--sp-text-3);
  text-decoration: none;
  transition: color .2s;
}
.sp-breadcrumb a:hover { color: var(--sp-brand); }
.sp-bc-sep  { color: var(--sp-border-md); }
.sp-bc-current {
  color: var(--sp-text-2);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 300px;
}

/* ── ARTICLE HEADER ─────────────────────────────────────────── */
.sp-article-header {
  padding: 2.25rem 0 1.5rem;
  background: var(--sp-bg);
}
.sp-cat-badge {
  display: inline-block;
  background: var(--sp-brand-soft);
  color: var(--sp-brand);
  font-size: .72rem;
  font-weight: 700;
  padding: .25rem .75rem;
  border-radius: var(--sp-r-f);
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-bottom: .875rem;
  border: 1px solid rgba(91,33,250,.2);
}
.sp-title {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.1;
  color: var(--sp-text);
  margin-bottom: .875rem;
}
.sp-meta {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .8rem;
  color: var(--sp-text-3);
  flex-wrap: wrap;
  margin-bottom: .625rem;
}
.sp-meta-dot {
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--sp-text-3);
  flex-shrink: 0;
}
.sp-meta-badge {
  background: var(--sp-brand-soft);
  color: var(--sp-brand);
  font-size: .68rem;
  font-weight: 700;
  padding: .15rem .5rem;
  border-radius: var(--sp-r-f);
}
.sp-reading-time {
  display: flex;
  align-items: center;
  gap: .375rem;
  font-size: .8rem;
  color: var(--sp-text-3);
}
.sp-reading-time svg { color: var(--sp-text-3); }

/* ── FEATURED IMAGE ─────────────────────────────────────────── */
.sp-featured-wrap {
  padding: 0 0 1.75rem;
  background: var(--sp-bg);
}
.sp-featured-img {
  width: 100%;
  border-radius: var(--sp-r-l);
  overflow: hidden;
  box-shadow: var(--sp-sh-m);
  aspect-ratio: 16 / 7;
  background: var(--sp-bg-2);
}
.sp-feat-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
/* Gradient fallback banner when no featured image */
.sp-feat-banner {
  width: 100%;
  aspect-ratio: 16 / 7;
  background: var(--sp-grad);
  border-radius: var(--sp-r-l);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  padding: 2rem;
  box-shadow: var(--sp-sh-m);
  text-align: center;
}
.sp-feat-banner-icon  { font-size: 3.5rem; }
.sp-feat-banner-title { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; font-size: clamp(1.25rem,3vw,1.85rem); font-weight: 800; color: #fff; letter-spacing: -.02em; }
.sp-feat-banner-sub   { font-size: .9rem; color: rgba(255,255,255,.8); }

/* ── TWO-COLUMN LAYOUT ──────────────────────────────────────── */
.sp-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2.5rem;
  align-items: start;
  padding: 0 1.5rem 4rem;
  max-width: var(--sp-max);
  margin: 0 auto;
}

/* ══════════════════════════════════════════════════════════════
   PROMO BAND — mirrors nexott's offer box
══════════════════════════════════════════════════════════════ */
.sp-promo-band {
  background: var(--sp-grad);
  border-radius: var(--sp-r-l);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.75rem;
  position: relative;
  overflow: hidden;
}
.sp-promo-band::before {
  content: '';
  position: absolute;
  right: -30px; top: -30px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: rgba(255,255,255,.07);
  pointer-events: none;
}
.sp-promo-eyebrow {
  font-size: .72rem;
  font-weight: 800;
  color: rgba(255,255,255,.82);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: .375rem;
}
.sp-promo-main {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: .25rem;
}
.sp-promo-sub {
  font-size: .82rem;
  color: rgba(255,255,255,.82);
  margin-bottom: .875rem;
}
.sp-promo-rating {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .8rem;
  color: rgba(255,255,255,.9);
  margin-bottom: .875rem;
}
.sp-stars { color: #FCD34D; letter-spacing: .05rem; }
.sp-promo-btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: #fff;
  color: var(--sp-brand);
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-weight: 800;
  font-size: .82rem;
  padding: .55rem 1.25rem;
  border-radius: var(--sp-r-f);
  text-decoration: none;
  transition: var(--sp-ease);
  position: relative;
  z-index: 1;
}
.sp-promo-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(0,0,0,.18); text-decoration: none; }
.sp-promo-note { font-size: .7rem; color: rgba(255,255,255,.62); margin-top: .5rem; }

/* ── ENTRY CONTENT (WordPress the_content()) ───────────────── */
.sp-entry-content {
  color: var(--sp-text-2);
  font-size: .96rem;
  line-height: 1.8;
}
.sp-entry-content p       { margin-bottom: 1.25rem; }
.sp-entry-content ul,
.sp-entry-content ol      { margin: 0 0 1.25rem 1.25rem; display: flex; flex-direction: column; gap: .4rem; }
.sp-entry-content li      { font-size: .93rem; color: var(--sp-text-2); line-height: 1.65; }
.sp-entry-content strong  { color: var(--sp-text); font-weight: 700; }
.sp-entry-content a       { color: var(--sp-brand); }
.sp-entry-content a:hover { text-decoration: underline; }
.sp-entry-content img     { border-radius: var(--sp-r-m); max-width: 100%; height: auto; margin: 1.5rem 0; }

/* H2 — nexott style: bold, bottom border */
.sp-entry-content h2,
.sp-entry-content .ctv-h2 {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--sp-text);
  margin: 2.25rem 0 .875rem;
  padding-bottom: .625rem;
  border-bottom: 2px solid var(--sp-bg-3);
}
.sp-entry-content h3,
.sp-entry-content .ctv-h3 {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--sp-text);
  margin: 1.75rem 0 .625rem;
}
.sp-entry-content h4 {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: .95rem;
  font-weight: 700;
  color: var(--sp-text);
  margin: 1.25rem 0 .5rem;
}
/* Blockquote */
.sp-entry-content blockquote {
  border-left: 4px solid var(--sp-brand);
  background: var(--sp-brand-soft);
  padding: 1rem 1.5rem;
  border-radius: 0 var(--sp-r-m) var(--sp-r-m) 0;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--sp-text-2);
}
/* Tables */
.sp-entry-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: .875rem;
  margin: 1.5rem 0;
  border-radius: var(--sp-r-m);
  overflow: hidden;
  box-shadow: var(--sp-sh-s);
}
.sp-entry-content thead { background: var(--sp-grad); color: #fff; }
.sp-entry-content th { padding: .75rem 1rem; font-weight: 700; text-align: left; font-size: .8rem; letter-spacing: .03em; }
.sp-entry-content td { padding: .7rem 1rem; border-bottom: 1px solid var(--sp-border); color: var(--sp-text-2); }
.sp-entry-content tbody tr:last-child td { border-bottom: none; }
.sp-entry-content tbody tr:nth-child(even) { background: var(--sp-bg-2); }
.sp-entry-content tbody tr:hover { background: var(--sp-bg-3); }

/* Key takeaways box (if content uses this class) */
.sp-entry-content .ctv-takeaways {
  background: #F0F9FF;
  border: 1.5px solid #BAE6FD;
  border-left: 4px solid #0EA5E9;
  border-radius: var(--sp-r-l);
  padding: 1.5rem;
  margin-bottom: 1.75rem;
}
.sp-entry-content .ctv-takeaways-head,
.sp-entry-content .ctv-takeaways-title {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: .82rem;
  font-weight: 800;
  color: #0369A1;
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: .875rem;
}

/* TOC box */
.sp-entry-content .ctv-toc {
  background: #fff;
  border: 1.5px solid var(--sp-border);
  border-radius: var(--sp-r-l);
  padding: 1.5rem;
  margin-bottom: 1.75rem;
  box-shadow: var(--sp-sh-s);
}
.sp-entry-content .ctv-toc-head,
.sp-entry-content .ctv-toc-title {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: .82rem;
  font-weight: 800;
  color: var(--sp-text);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 1rem;
}
.sp-entry-content .ctv-toc ul  { list-style: none; margin: 0; padding: 0; gap: .4rem; }
.sp-entry-content .ctv-toc li  { display: flex; align-items: baseline; gap: .4rem; font-size: .875rem; }
.sp-entry-content .ctv-toc li::before { content: '—'; color: var(--sp-border-md); flex-shrink: 0; font-size: .75rem; }
.sp-entry-content .ctv-toc a   { color: var(--sp-brand); font-weight: 500; }

/* Step boxes */
.sp-entry-content .ctv-steps { display: flex; flex-direction: column; gap: .875rem; margin: 1.5rem 0; }
.sp-entry-content .ctv-step  { display: flex; gap: 1rem; background: #fff; border: 1.5px solid var(--sp-border); border-radius: var(--sp-r-l); padding: 1.25rem 1.5rem; transition: var(--sp-ease); }
.sp-entry-content .ctv-step:hover { border-color: rgba(91,33,250,.25); box-shadow: 0 4px 16px rgba(91,33,250,.1); }
.sp-entry-content .ctv-step-num { width: 34px; height: 34px; border-radius: 50%; flex-shrink: 0; background: var(--sp-grad); color: #fff; font-family: 'Plus Jakarta Sans', system-ui, sans-serif; font-weight: 800; font-size: .875rem; display: grid; place-items: center; margin-top: 2px; }
.sp-entry-content .ctv-step-title { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; font-size: .92rem; font-weight: 700; margin-bottom: .3rem; color: var(--sp-text); }

/* Highlight / info boxes */
.sp-entry-content .ctv-highlight { background: rgba(91,33,250,.04); border: 1.5px solid rgba(91,33,250,.14); border-radius: var(--sp-r-l); padding: 1.5rem; margin: 1.5rem 0; }
.sp-entry-content .ctv-highlight-head,.sp-entry-content .ctv-highlight-title { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; font-size: .82rem; font-weight: 800; color: var(--sp-brand); text-transform: uppercase; letter-spacing: .07em; margin-bottom: .875rem; }
.sp-entry-content .ctv-info { background: #FFFBEB; border: 1.5px solid #FDE68A; border-left: 4px solid var(--sp-gold); border-radius: var(--sp-r-l); padding: 1.1rem 1.4rem; margin: 1.5rem 0; font-size: .9rem; color: var(--sp-text-2); line-height: 1.7; }

/* FAQ items */
.sp-entry-content .ctv-faq { display: flex; flex-direction: column; gap: .625rem; margin: 1.5rem 0; }
.sp-entry-content .ctv-faq-item { border: 1.5px solid var(--sp-border); border-radius: var(--sp-r-l); overflow: hidden; }
.sp-entry-content .ctv-faq-q { padding: 1rem 1.25rem; font-family: 'Plus Jakarta Sans', system-ui, sans-serif; font-size: .9rem; font-weight: 700; color: var(--sp-text); display: flex; justify-content: space-between; align-items: flex-start; gap: .75rem; }
.sp-entry-content .ctv-faq-q::after { content: 'Q'; background: var(--sp-brand-soft); color: var(--sp-brand); font-size: .68rem; font-weight: 800; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0; margin-top: 1px; }
.sp-entry-content .ctv-faq-a { padding: .25rem 1.25rem 1rem; font-size: .875rem; color: var(--sp-text-2); line-height: 1.72; }

/* In-content CTA box */
.sp-entry-content .ctv-cta,.sp-entry-content .ctv-cta-box { background: var(--sp-grad); border-radius: var(--sp-r-xl); padding: 2rem; text-align: center; margin: 2rem 0; color: #fff; position: relative; overflow: hidden; }
.sp-entry-content .ctv-cta h3,.sp-entry-content .ctv-cta-box h3 { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; font-size: 1.2rem; font-weight: 800; color: #fff; margin-bottom: .5rem; }
.sp-entry-content .ctv-cta p,.sp-entry-content .ctv-cta-box p { font-size: .875rem; color: rgba(255,255,255,.88); margin-bottom: 1.25rem; }
.sp-entry-content .ctv-cta-btn,.sp-entry-content .ctv-cta-box-btn { display: inline-flex; align-items: center; gap: .5rem; background: #fff; color: var(--sp-brand); font-weight: 800; font-size: .9rem; padding: .8rem 1.75rem; border-radius: var(--sp-r-f); text-decoration: none; transition: var(--sp-ease); }
.sp-entry-content .ctv-cta-btn:hover,.sp-entry-content .ctv-cta-box-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.22); text-decoration: none; }

/* Price highlight in tables */
.sp-entry-content .price-hi { color: var(--sp-brand); font-weight: 700; }

/* Promo band inside content */
.sp-entry-content .ctv-promo-band { background: var(--sp-grad); border-radius: var(--sp-r-l); padding: 1.25rem 1.5rem; margin-bottom: 1.75rem; position: relative; overflow: hidden; }
.sp-entry-content .ctv-promo-eyebrow,.sp-entry-content .sp-promo-eyebrow { font-size: .72rem; font-weight: 800; color: rgba(255,255,255,.82); text-transform: uppercase; letter-spacing: .08em; margin-bottom: .375rem; }
.sp-entry-content .ctv-promo-main,.sp-entry-content .sp-promo-main { font-size: 1rem; font-weight: 800; color: #fff; margin-bottom: .25rem; }
.sp-entry-content .ctv-promo-sub,.sp-entry-content .sp-promo-sub { font-size: .82rem; color: rgba(255,255,255,.82); margin-bottom: .875rem; }
.sp-entry-content .ctv-promo-btn,.sp-entry-content .sp-promo-btn { display: inline-flex; align-items: center; gap: .4rem; background: #fff; color: var(--sp-brand); font-weight: 800; font-size: .82rem; padding: .55rem 1.25rem; border-radius: var(--sp-r-f); text-decoration: none; }

/* ── TAGS ─────────────────────────────────────────────────── */
.sp-tags {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
  margin: 2rem 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--sp-border);
}
.sp-tags-label { font-size: .8rem; font-weight: 700; color: var(--sp-text-3); text-transform: uppercase; letter-spacing: .05em; }
.sp-tag { background: var(--sp-bg-3); color: var(--sp-text-2); font-size: .78rem; font-weight: 600; padding: .25rem .625rem; border-radius: var(--sp-r-f); border: 1px solid var(--sp-border); text-decoration: none; transition: var(--sp-ease); }
.sp-tag:hover { background: var(--sp-brand-soft); color: var(--sp-brand); border-color: rgba(91,33,250,.2); text-decoration: none; }

/* ══════════════════════════════════════════════════════════════
   BOTTOM WHATSAPP SECTION — large, prominent, unmissable
   Exactly matching nexott reference
══════════════════════════════════════════════════════════════ */
.sp-wa-bottom {
  background: #F0FDF4;
  border: 2px solid #86EFAC;
  border-radius: var(--sp-r-xl);
  padding: 2.5rem 2rem;
  margin: 2.5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.sp-wa-bottom::before {
  content: '';
  position: absolute;
  right: -50px; top: -50px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(37,211,102,.08);
  pointer-events: none;
}
.sp-wa-bottom-icon {
  width: 68px; height: 68px;
  border-radius: 50%;
  background: var(--sp-wa);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  box-shadow: 0 6px 24px rgba(37,211,102,.42);
  position: relative;
  z-index: 1;
}
.sp-wa-bottom-icon svg { color: #fff; }
.sp-wa-bottom-h3 {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--sp-text);
  margin-bottom: .5rem;
  letter-spacing: -.02em;
  position: relative;
  z-index: 1;
}
.sp-wa-bottom-p {
  font-size: .95rem;
  color: var(--sp-text-2);
  line-height: 1.65;
  max-width: 520px;
  margin: 0 auto 1.5rem;
  position: relative;
  z-index: 1;
}
/* THE BUTTON — full-width, bold, green */
.sp-wa-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  background: var(--sp-wa);
  color: #fff;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-weight: 800;
  font-size: 1.05rem;
  padding: 1rem 2rem;
  border-radius: var(--sp-r-l);
  text-decoration: none;
  box-shadow: 0 6px 24px rgba(37,211,102,.45);
  transition: var(--sp-ease);
  max-width: 480px;
  width: 100%;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.sp-wa-btn:hover {
  background: var(--sp-wa-dark);
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(37,211,102,.55);
  text-decoration: none;
}
.sp-wa-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 1rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.sp-wa-trust span {
  display: flex;
  align-items: center;
  gap: .3rem;
  font-size: .78rem;
  color: #16A34A;
  font-weight: 600;
}

/* ── RELATED POSTS ──────────────────────────────────────────── */
.sp-related { margin: 2rem 0; }
.sp-related-head {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--sp-text);
  margin-bottom: 1.25rem;
  padding-bottom: .625rem;
  border-bottom: 2px solid var(--sp-bg-3);
}
.sp-related-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.sp-related-card { background: #fff; border: 1.5px solid var(--sp-border); border-radius: var(--sp-r-l); padding: 1.1rem 1.25rem; transition: var(--sp-ease); text-decoration: none; display: block; }
.sp-related-card:hover { border-color: var(--sp-brand); box-shadow: 0 4px 16px rgba(91,33,250,.1); transform: translateY(-2px); text-decoration: none; }
.sp-related-tag   { font-size: .68rem; font-weight: 700; color: var(--sp-brand); text-transform: uppercase; letter-spacing: .05em; margin-bottom: .3rem; }
.sp-related-title { font-size: .875rem; font-weight: 700; color: var(--sp-text); line-height: 1.4; }
.sp-related-date  { font-size: .72rem; color: var(--sp-text-3); margin-top: .35rem; }

/* ── POST NAVIGATION ────────────────────────────────────────── */
.sp-post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 2rem 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--sp-border);
}
.sp-nav-item { padding: 1rem 1.25rem; background: #fff; border: 1.5px solid var(--sp-border); border-radius: var(--sp-r-l); text-decoration: none; transition: var(--sp-ease); display: flex; flex-direction: column; gap: .3rem; }
.sp-nav-item:hover { border-color: var(--sp-brand); box-shadow: 0 4px 16px rgba(91,33,250,.1); text-decoration: none; }
.sp-nav-next { text-align: right; }
.sp-nav-dir   { font-size: .72rem; font-weight: 700; color: var(--sp-brand); text-transform: uppercase; letter-spacing: .05em; }
.sp-nav-title { font-size: .85rem; font-weight: 700; color: var(--sp-text); line-height: 1.4; }

/* ── COMMENTS ───────────────────────────────────────────────── */
.sp-comments { margin-top: 2.5rem; }

/* ══════════════════════════════════════════════════════════════
   SIDEBAR
══════════════════════════════════════════════════════════════ */
.sp-sidebar {
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.sp-sb-box {
  background: #fff;
  border: 1.5px solid var(--sp-border);
  border-radius: var(--sp-r-l);
  overflow: hidden;
  box-shadow: var(--sp-sh-s);
}
.sp-sb-head {
  background: var(--sp-grad);
  padding: .875rem 1.25rem;
  color: #fff;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.sp-sb-body { padding: 1.25rem; }
.sp-sb-body > p { font-size: .84rem; color: var(--sp-text-2); line-height: 1.65; margin-bottom: .875rem; }
.sp-sb-rating { display: flex; align-items: center; gap: .375rem; margin: .625rem 0; font-size: .78rem; color: var(--sp-text-2); }
.sp-sb-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-weight: 700;
  font-size: .82rem;
  padding: .7rem 1rem;
  border-radius: var(--sp-r-f);
  text-decoration: none;
  transition: var(--sp-ease);
  margin-bottom: .625rem;
  text-align: center;
}
.sp-sb-btn:hover { transform: translateY(-1px); text-decoration: none; }
.sp-sb-btn-brand { background: var(--sp-grad); color: #fff; box-shadow: 0 3px 12px rgba(91,33,250,.3); }
.sp-sb-btn-brand:hover { box-shadow: 0 5px 18px rgba(91,33,250,.42); }
.sp-sb-btn-wa { background: var(--sp-wa); color: #fff; box-shadow: 0 3px 12px rgba(37,211,102,.3); }
.sp-sb-btn-wa:hover { background: var(--sp-wa-dark); }
.sp-sb-plan { display: flex; justify-content: space-between; padding: .5rem 0; border-bottom: 1px solid var(--sp-border); font-size: .82rem; }
.sp-sb-plan:last-child { border-bottom: none; }
.sp-sb-plan span:last-child { color: var(--sp-brand); font-weight: 700; }
.sp-sb-posts { display: flex; flex-direction: column; gap: .75rem; }
.sp-sb-post { display: flex; gap: .625rem; text-decoration: none; }
.sp-sb-post:hover .sp-sb-post-title { color: var(--sp-brand); }
.sp-sb-post-icon { width: 46px; height: 46px; border-radius: var(--sp-r-m); background: var(--sp-grad); display: grid; place-items: center; flex-shrink: 0; font-size: 1.1rem; }
.sp-sb-post-title { font-size: .8rem; font-weight: 700; color: var(--sp-text); line-height: 1.4; transition: color .2s; }
.sp-sb-post-date  { font-size: .7rem; color: var(--sp-text-3); margin-top: .2rem; }
.sp-sb-cat { display: flex; justify-content: space-between; align-items: center; padding: .45rem 0; border-bottom: 1px solid var(--sp-border); font-size: .82rem; color: var(--sp-text-2); text-decoration: none; transition: color .2s; }
.sp-sb-cat:last-child { border-bottom: none; }
.sp-sb-cat:hover { color: var(--sp-brand); text-decoration: none; }
.sp-sb-cat span { background: var(--sp-bg-3); color: var(--sp-text-3); font-size: .7rem; font-weight: 700; padding: .1rem .4rem; border-radius: var(--sp-r-f); }
.sp-sb-devices { display: flex; flex-wrap: wrap; gap: .4rem; }
.sp-sb-device { background: var(--sp-bg-3); color: var(--sp-text-2); font-size: .75rem; font-weight: 600; padding: .25rem .625rem; border-radius: var(--sp-r-f); }

/* ── STICKY WHATSAPP FAB ────────────────────────────────────── */
.sp-wa-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: .625rem;
  background: var(--sp-wa);
  color: #fff;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: .82rem;
  font-weight: 700;
  padding: .7rem 1.1rem;
  border-radius: var(--sp-r-f);
  box-shadow: 0 4px 20px rgba(37,211,102,.55);
  text-decoration: none;
  transition: var(--sp-ease);
  white-space: nowrap;
}
.sp-wa-fab:hover { background: var(--sp-wa-dark); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(37,211,102,.65); text-decoration: none; }
.sp-wa-fab-label { font-size: .78rem; }

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 960px) {
  .sp-layout { grid-template-columns: 1fr; gap: 0; }
  .sp-sidebar { display: none; }
}
@media (max-width: 680px) {
  .sp-layout { padding: 0 1rem 3rem; }
  .sp-title   { font-size: 1.65rem; }
  .sp-featured-img { aspect-ratio: 16 / 9; }
  .sp-wa-bottom { padding: 1.75rem 1.25rem; }
  .sp-wa-btn  { font-size: .95rem; padding: .875rem 1.5rem; }
  .sp-wa-trust { gap: .75rem; }
  .sp-related-grid { grid-template-columns: 1fr; }
  .sp-post-nav { grid-template-columns: 1fr; }
  .sp-wa-fab-label { display: none; }
  .sp-wa-fab { width: 52px; height: 52px; border-radius: 50%; padding: 0; justify-content: center; }
}