/* =========================================================
   "Liked this case study?" — thumbs-up → smiley reaction
   Self-contained · works on both case-study themes (dark)
   ========================================================= */
.cs-like-wrap { }

.cs-like {
  position: relative;
  text-align: center;
  padding: clamp(32px, 5vw, 56px) 0 clamp(28px, 4vw, 48px);
}
.cs-like__card {
  position: relative; z-index: 2;
  max-width: 560px; margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  padding: clamp(28px, 4vw, 40px) clamp(22px, 3vw, 32px);
}
.cs-like__inner {
  display: flex; flex-direction: column; align-items: center;
}
.cs-like__q {
  font-family: "Bricolage Grotesque", system-ui, sans-serif;
  font-size: clamp(22px, 2.5vw, 30px);
  font-weight: 600; letter-spacing: -0.02em;
  color: #F4EEE4;
}
.cs-like__sub {
  margin-top: 10px;
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: 14px; color: rgba(240, 237, 230, 0.5);
  transition: opacity .4s ease;
}

/* Button */
.cs-like__btn {
  margin-top: 28px;
  position: relative;
  width: 94px; height: 94px; border-radius: 50%;
  background: #1C1C1C;
  border: 1px solid rgba(255, 255, 255, 0.10);
  cursor: pointer;
  display: grid; place-items: center;
  -webkit-tap-highlight-color: transparent;
  transition: transform .35s cubic-bezier(.22,.68,.28,1),
              box-shadow .45s ease, background .55s ease, border-color .45s ease;
}
.cs-like__btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 44px -18px rgba(255, 106, 61, 0.55);
  border-color: rgba(255, 106, 61, 0.42);
}
.cs-like__btn:active { transform: translateY(-1px) scale(0.95); }
.cs-like__btn:focus-visible { outline: 2px solid #FF6A3D; outline-offset: 4px; }

.cs-like__thumb, .cs-like__face {
  grid-area: 1 / 1;
  display: grid; place-items: center;
  transition: opacity .4s ease, transform .6s cubic-bezier(.34, 1.56, .64, 1);
}
.cs-like__thumb svg { width: 38px; height: 38px; color: #FF6A3D; display: block; }
.cs-like__face { opacity: 0; transform: scale(.3) rotate(8deg); }
.cs-like__face svg { width: 52px; height: 50px; display: block; }

/* "thumb pop" micro-interaction on press, before the morph */
.cs-like__btn.is-pressing .cs-like__thumb { transform: scale(1.18); transition: transform .12s ease; }

.cs-like__thanks {
  margin-top: 20px;
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: 16px; font-weight: 600; color: #5AF598;
  opacity: 0; transform: translateY(8px);
  transition: opacity .5s ease .18s, transform .5s ease .18s;
  pointer-events: none;
}

/* ---- Liked state ---- */
.cs-like.is-liked .cs-like__btn {
  background: transparent;
  border-color: transparent;
  box-shadow: none;
  cursor: default;
}
.cs-like.is-liked .cs-like__btn:hover { transform: none; box-shadow: none; }
.cs-like.is-liked .cs-like__thumb { opacity: 0; transform: scale(.3) rotate(-20deg); }
.cs-like.is-liked .cs-like__face { opacity: 1; transform: scale(1.18) rotate(0deg); }
.cs-like.is-liked .cs-like__sub { opacity: 0; }
.cs-like.is-liked .cs-like__thanks { opacity: 1; transform: none; }

/* Confetti canvas overlays the whole block */
.cs-like__confetti {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none; z-index: 3;
}

@media (prefers-reduced-motion: reduce) {
  .cs-like__thumb, .cs-like__face { transition: opacity .25s ease; }
  .cs-like__btn:hover { transform: none; }
}

.case-back { position: fixed; top: 18px; left: 24px; z-index: 999; display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: #F3EFE7; text-decoration: none; padding: 6px 8px; }
.case-back svg { width: 15px; height: 15px; }
.case-back:hover { color: var(--coral, #E8632A); }
@media (max-width: 640px) { .case-back { top: 14px; left: 14px; } }

/* Mobile: keep Back clear of the nav bar */
@media (max-width: 1000px){
  .case-back{top:92px;left:20px}
  body:has(.nav.is-open) .case-back{opacity:0;pointer-events:none}
}
@media (max-width: 640px){
  .case-back{top:86px;left:16px}
}

@media (max-width: 1000px){
  .case-back{padding:8px 14px 8px 10px;border-radius:100px;background:rgba(16,12,10,0.78);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border:0.5px solid rgba(243,239,231,0.14);box-shadow:0 10px 26px rgba(0,0,0,0.4)}
  body > main > .hero,.hero.section:first-of-type{padding-top:140px}
}

/* Mobile: back arrow inside the nav pill, floating pill hidden */
.nav__back{display:none;align-items:center;justify-content:center;width:32px;height:32px;flex:none;border-radius:10px;color:#F3EFE7;opacity:.75;text-decoration:none}
.nav__back svg{width:18px;height:18px;display:block}
.nav__back:hover{opacity:1}
@media (max-width:1000px){
  .nav .nav__back{display:inline-flex!important}
  body .case-back{display:none!important}
  .nav .nav__shell,.nav:hover .nav__shell{max-width:none!important;width:calc(100% - 20px)!important;margin:0 auto!important;padding:8px 10px 8px 14px!important;display:flex;align-items:center;justify-content:space-between;gap:10px}
}

/* Mobile: hamburger menu on case studies */
.nav__burger{display:none;width:34px;height:34px;border:none;background:none;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;padding:0}
.nav__burger span{display:block;width:16px;height:1.5px;background:#F3EFE7;border-radius:2px;transition:transform .3s ease,opacity .3s ease}
.nav.is-open .nav__burger span:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.nav.is-open .nav__burger span:nth-child(2){opacity:0}
.nav.is-open .nav__burger span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}
@media (max-width:1000px){
  .nav .nav__burger{display:flex!important}
  .nav .nav__links,.nav:hover .nav__links{position:absolute!important;top:calc(100% + 10px)!important;left:0!important;right:0!important;display:flex!important;flex-direction:column;align-items:stretch;gap:2px;max-width:none!important;padding:10px!important;border-radius:20px;background:#111010!important;border:0.5px solid rgba(243,239,231,0.14);box-shadow:0 24px 60px rgba(0,0,0,0.5);opacity:0!important;visibility:hidden!important;transform:none!important;pointer-events:none!important;transition:opacity .28s ease!important}
  .nav.is-open .nav__links,.nav.is-open:hover .nav__links{opacity:1!important;visibility:visible!important;pointer-events:auto!important}
  .nav .nav__links a{padding:12px 14px;border-radius:12px;font-size: 14px}
  .nav .nav__links a.is-active{color:var(--coral-deep,#C8553D)}
}

@media (max-width:1000px){
  .nav .nav__shell{justify-content:flex-start!important;gap:14px!important}
  .nav .nav__actions{margin-left:auto;display:flex;align-items:center;gap:8px}
  .nav .nav__actions .nav__resume{display:none!important}
  .nav .nav__links .nav__resume--mob{display:flex!important;align-items:center;gap:8px;margin-top:6px;padding:12px 14px;border-top:0.5px solid rgba(243,239,231,0.14)}
}
.nav__links .nav__resume--mob{display:none}
/* carousel arrow glyph readable on the white circle */
.platform-carousel__arrow{color:#2A1D18}

/* Nav parity with home: fixed 52px pill, links inline-flex so the external-link icon can't inflate row height. Desktop only — mobile dropdown rules above own <=1000px. */
@media (min-width:1001px){
.nav .nav__shell{min-height:52px!important;height:52px!important;align-items:center!important;padding:7px 8px 7px 16px!important}
.nav .nav__links{align-items:center!important;padding:0 6px!important;background:none!important;border:none!important}
.nav .nav__links a{display:inline-flex!important;align-items:center!important;line-height:1!important;padding:8px 12px!important}
.nav .nav__actions{align-items:center!important}
}
/* nav__ext icon must be sized at ALL widths — an unsized 24-viewBox SVG stretches the mobile row */
.nav .nav__links a.nav__ext{display:flex;align-items:center;gap:5px}
.nav .nav__links a.nav__ext svg{width:13px;height:13px;flex:none;opacity:.6;transition:transform .3s var(--ease),opacity .3s var(--ease)}
.nav .nav__links a.nav__ext:hover svg{transform:translate(2px,-2px);opacity:1}
@media (min-width:1001px){.nav .nav__links a.nav__ext{display:inline-flex!important}}