/* ============================================================
   PregnancySafeFoods — App Enhancement Layer
   Modern motion, dark mode, app-style nav, install UI.
   Loaded site-wide. Degrades gracefully. Respects reduced-motion.
   ============================================================ */

:root{
  --psf-ease: cubic-bezier(.22,.61,.36,1);
  --psf-pink:#FF6B9D; --psf-pink-dark:#C44569;
}

/* ---------- 1. Page load fade-in (self-completing: can never leave page blank) ---------- */
body.psf-fade{animation:psf-pagein .45s var(--psf-ease) both;}
@keyframes psf-pagein{from{opacity:0}to{opacity:1}}

/* ---------- 2. Smooth scrolling + nicer scrollbar ---------- */
html{scroll-behavior:smooth;}
*::-webkit-scrollbar{width:10px;height:10px;}
*::-webkit-scrollbar-thumb{background:rgba(196,69,105,.35);border-radius:10px;}
*::-webkit-scrollbar-thumb:hover{background:rgba(196,69,105,.6);}

/* ---------- 3. Micro-interactions (tap / hover) ---------- */
a,button,.blog-card,.related-card,[class*="card"]{transition:transform .18s var(--psf-ease),box-shadow .22s var(--psf-ease),background .22s var(--psf-ease);}
a:active,button:active{transform:scale(.97);}
.blog-card:hover,.related-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(196,69,105,.16)!important;}
@media (hover:hover){
  #psf-blog-affiliate a[href*="amazon"]:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.12)!important;}
}

/* ---------- 4. Reveal-on-scroll ---------- */
.psf-reveal{opacity:0;transform:translateY(18px);}
.psf-reveal.psf-shown{opacity:1;transform:none;transition:opacity .5s var(--psf-ease),transform .5s var(--psf-ease);}

/* ---------- 5. Skeleton shimmer ---------- */
.psf-skeleton{background:linear-gradient(90deg,#eee 25%,#f5f5f5 37%,#eee 63%);background-size:400% 100%;animation:psf-shimmer 1.3s ease infinite;border-radius:8px;}
@keyframes psf-shimmer{0%{background-position:100% 0}100%{background-position:-100% 0}}

/* ---------- 6. Floating controls (dark toggle + back-to-top) ---------- */
.psf-fab{position:fixed;right:16px;z-index:9998;width:46px;height:46px;border-radius:50%;border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:0 6px 18px rgba(0,0,0,.18);
  background:#fff;color:var(--psf-pink-dark);transition:transform .2s var(--psf-ease),opacity .2s;}
.psf-fab:hover{transform:scale(1.08);}
#psf-dark-toggle{bottom:76px;}
#psf-top{bottom:130px;opacity:0;pointer-events:none;}
#psf-top.psf-visible{opacity:1;pointer-events:auto;}
@media (max-width:768px){#psf-dark-toggle{bottom:150px;} #psf-top{bottom:204px;}}

/* ---------- 8. Install-as-app banner ---------- */
#psf-install{position:fixed;left:50%;transform:translateX(-50%) translateY(140%);bottom:78px;z-index:9999;
  width:min(440px,92vw);background:#fff;border:1px solid rgba(196,69,105,.18);border-radius:16px;
  box-shadow:0 14px 40px rgba(0,0,0,.18);padding:14px 16px;display:flex;align-items:center;gap:12px;
  transition:transform .4s var(--psf-ease);}
#psf-install.psf-show{transform:translateX(-50%) translateY(0);}
#psf-install .psf-i-txt{flex:1;font-size:13px;color:#3D2C35;line-height:1.35;}
#psf-install .psf-i-txt b{font-family:Poppins,sans-serif;}
#psf-install button{border:none;border-radius:10px;padding:9px 14px;font-weight:700;font-size:13px;cursor:pointer;}
#psf-install .psf-i-yes{background:var(--psf-pink);color:#fff;}
#psf-install .psf-i-no{background:transparent;color:#8a7681;font-size:18px;padding:4px 8px;}

/* ---------- 9. Favourite (heart) button on food/verdict pages ---------- */
.psf-fav{display:inline-flex;align-items:center;gap:6px;background:#fff;border:2px solid #FFE5EC;color:var(--psf-pink-dark);
  border-radius:22px;padding:8px 16px;font-weight:600;font-size:14px;cursor:pointer;margin:10px 0;transition:all .2s var(--psf-ease);}
.psf-fav:hover{border-color:var(--psf-pink);}
.psf-fav.psf-on{background:var(--psf-pink);color:#fff;border-color:var(--psf-pink);}
.psf-fav .psf-heart{transition:transform .2s var(--psf-ease);}
.psf-fav.psf-on .psf-heart{transform:scale(1.25);}

/* ---------- 9b. Handbook promo (paid product) on food + blog pages ---------- */
#psf-handbook-cta{max-width:720px;margin:36px auto;display:flex;gap:18px;align-items:flex-start;
  background:linear-gradient(135deg,#FFF0F5,#FFE5EC);border:2px solid #FFD1E0;border-radius:18px;
  padding:22px 24px;box-shadow:0 8px 26px rgba(196,69,105,.12);}
#psf-handbook-cta .psf-hb-emoji{font-size:38px;line-height:1;flex:0 0 auto;}
#psf-handbook-cta .psf-hb-h{font-family:'Poppins',sans-serif;color:#3D2C35;font-size:19px;font-weight:700;margin:2px 0 8px;}
#psf-handbook-cta .psf-hb-p{color:#6B5A63;font-size:14.5px;line-height:1.55;margin:0 0 14px;}
#psf-handbook-cta .psf-hb-btn{display:inline-block;background:var(--psf-pink);color:#fff;text-decoration:none;
  font-family:'Poppins',sans-serif;font-weight:700;font-size:15px;padding:11px 24px;border-radius:12px;
  transition:background .2s var(--psf-ease),transform .18s var(--psf-ease);}
#psf-handbook-cta .psf-hb-btn:hover{background:var(--psf-pink-dark);transform:translateY(-2px);}
@media (max-width:560px){#psf-handbook-cta{flex-direction:column;gap:10px;margin:26px 14px;padding:20px;}}

/* ---------- 9c. Trimester quick-select cards ---------- */
.tri-pick{transition:transform .18s var(--psf-ease),box-shadow .22s var(--psf-ease);}
.tri-pick:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(196,69,105,.14);}
.amazon-card img{transition:transform .2s var(--psf-ease);}
.amazon-card:hover img{transform:scale(1.06);}

/* ---------- 11. Accessibility / reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important;}
  .psf-reveal{opacity:1!important;transform:none!important;}
}

/* ---------- 11b. Ad slots: never show as blank white boxes ---------- */
ins.adsbygoogle{background:transparent!important;}
.ad-container,.ad-container ins,[class*="sidebar-ad"],[id*="sidebar-ad"],[id*="sticky-bottom-ad"]{background:transparent!important;}
ins.adsbygoogle[data-ad-status="unfilled"]{display:none!important;}

/* ---------- 11c. Search results dropdown directly under the input ---------- */
#search-results{position:static!important;top:auto!important;margin-top:10px!important;}

/* ---------- 11d. MailerLite: hide default "Newsletter/Signup" text (our own heading sits above) ---------- */
.ml-form-embedContent{display:none!important;}

/* ---------- 12. Nicer focus rings for keyboard users ---------- */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(255,107,157,.55);outline-offset:2px;border-radius:6px;}

/* ---------- 13. Skin the MailerLite embedded form to match our theme ---------- */
.ml-form-embedContainer{max-width:640px!important;margin:0 auto!important;}
.ml-form-embedWrapper{background:#fff!important;border:2px solid #FFD1E0!important;border-radius:16px!important;box-shadow:0 4px 16px rgba(196,69,105,.12)!important;overflow:hidden!important;}
.ml-form-embedWrapper.embedForm{max-width:640px!important;}
.ml-form-embedContent,.ml-form-embedContent *{font-family:'Inter',system-ui,sans-serif!important;}
.ml-form-embedContent h4,.ml-form-embedContent h1,.ml-form-embedContent h2{font-family:'Poppins',sans-serif!important;color:#3D2C35!important;}
.ml-form-embedContent p,.ml-form-embedContent{color:#6B5A63!important;}
.ml-form-embedBody{padding:22px 24px!important;}
.ml-form-embedBody input[type="email"],.ml-form-embedBody input[type="text"],.ml-form-embedBody .form-control,.ml-form-fieldRow input{
  border:1px solid #E7D3DC!important;border-radius:10px!important;padding:12px 14px!important;font-size:15px!important;font-family:'Inter',sans-serif!important;background:#fff!important;color:#2D3436!important;}
.ml-form-embedSubmit button,.ml-form-embedSubmit button.primary,.ml-form-embedSubmitLoad,button.ml-form-embedSubmitLoad{
  background:#FF6B9D!important;color:#fff!important;border:none!important;border-radius:10px!important;
  font-family:'Poppins',sans-serif!important;font-weight:700!important;font-size:15px!important;padding:13px 20px!important;
  transition:background .2s var(--psf-ease)!important;}
.ml-form-embedSubmit button:hover,.ml-form-embedSubmit button.primary:hover{background:#C44569!important;}
.ml-form-successBody .ml-form-successContent h4{color:#2E7D5B!important;}

/* ---------- 14. Batch 2A evidence citations (pilot pages) ---------- */
.psf-cite{font-size:0.75em;line-height:1;margin-left:0.15em;vertical-align:super;}
.psf-cite-link{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:28px;min-height:28px;padding:2px 6px;
  color:#1a4a7a;text-decoration:underline;text-underline-offset:2px;
  font-weight:600;border-radius:4px;
}
.psf-cite-link:focus-visible{outline:3px solid rgba(26,74,122,.55);outline-offset:2px;}
.psf-cite-link:hover{color:#0d2f52;}
.psf-evidence-block{
  background:#f4f7fb;border-left:4px solid #1a4a7a;border-radius:8px;
  padding:16px 18px;margin:20px 0 24px;max-width:100%;
}
.psf-evidence-heading{font-size:1.05rem;margin:0 0 10px;color:#1a2a3a;font-weight:700;}
.psf-evidence-block p{margin:0 0 10px;font-size:0.95rem;line-height:1.55;color:#3a3a3a;}
.psf-evidence-attribution{margin:0!important;font-size:0.9rem;}
.psf-sources{margin:8px 0 12px;}
.psf-sources-scope{font-weight:400;font-size:0.92em;}
.psf-sources-list{margin:8px 0 0 1.2em;padding:0;}
.psf-sources-list li{margin:0 0 10px;line-height:1.45;}
.psf-source-link{color:#1a4a7a;text-decoration:underline;text-underline-offset:2px;font-weight:600;}
.psf-source-link:focus-visible{outline:3px solid rgba(26,74,122,.55);outline-offset:2px;}
.psf-supports{font-size:0.88rem;color:#555;margin-top:4px;}

/* ---------- 15. Stage 1: food-page mobile overflow remediation ---------- */
@media (max-width: 480px) {
  main.container {
    padding-left: 16px !important;
    padding-right: 16px !important;
    max-width: 100% !important;
    overflow-x: hidden;
  }
  main.container [style*="grid-template-columns:repeat(3,1fr)"] {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }
  main.container [style*="grid-template-columns:repeat(auto-fit,minmax(170px,1fr))"] {
    grid-template-columns: 1fr !important;
  }
  main.container img {
    max-width: 100% !important;
    height: auto !important;
  }
  #header-food-search {
    max-width: 100% !important;
    margin: 8px 0 !important;
  }
}