:root {
  --purple:#AE84D7;--teal:#67D5B5;--coral:#F28B7D;--pink:#F2A7C3;
  --yellow:#FFF59D;--lavender:#C8A8E0;--amber:#F4A261;
  --bg-projects:#FFF59D;--bg-rail:#FFFFFF;
  --text-dark:#333;--text-on-color:#fff;--card-bg:#fff;
  --muted:rgba(51,51,51,.62);
}

[data-theme="dark"]{
  --bg-projects:#5A5030;--bg-rail:#241830;
  --text-dark:#F0EAF4;--card-bg:#271838;
  --muted:rgba(240,234,244,.65);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Nunito',sans-serif;
  background:var(--bg-projects);
  color:var(--text-dark);
  transition:background .5s,color .5s;
  min-height:100%;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}

/* —— Nav —— */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;justify-content:space-between;align-items:center;
  padding:1.1rem clamp(1rem,3vw,2.5rem);pointer-events:none;
}
.nav-logo{
  font-family:'Caveat',cursive;font-size:clamp(2rem,3.2vw,2.6rem);font-weight:700;
  color:var(--purple);pointer-events:auto;line-height:1;
}
.nav-actions{display:flex;gap:1rem;align-items:center;pointer-events:auto}
.theme-toggle{
  width:48px;height:26px;background:var(--purple);border:2px solid var(--text-dark);
  border-radius:100px;cursor:pointer;position:relative;flex-shrink:0;
}
.theme-toggle::after{
  content:'';width:18px;height:18px;background:#fff;border:1.5px solid var(--text-dark);
  border-radius:50%;position:absolute;top:2px;left:2px;transition:transform .3s;
}
[data-theme="dark"] .theme-toggle::after{transform:translateX(22px)}

.shadow-btn{
  display:inline-block;background:var(--card-bg);border:2.5px solid var(--text-dark);
  border-radius:4px;padding:.55rem 1.15rem;font-weight:900;font-size:.85rem;
  color:var(--text-dark);box-shadow:4px 4px 0 var(--text-dark);
  transition:transform .15s,box-shadow .15s;
}
.shadow-btn:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--text-dark)}

/* —— Page shell —— */
.case-page{
  padding:clamp(5.5rem,10vh,7rem) clamp(1.25rem,3.5vw,2.75rem) clamp(3rem,6vh,4.5rem);
  max-width:1280px;margin:0 auto;
}

.case-title{
  font-size:clamp(1.35rem,2.55vw,2.55rem);font-weight:900;line-height:1.18;
  margin-bottom:1.35rem;letter-spacing:-.02em;width:100%;max-width:none;
  white-space:nowrap;
}

.case-intro{margin-bottom:0}

.case-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:clamp(2rem,4vw,3.25rem);
  align-items:start;
  margin-top:1.85rem;
  padding-top:.15rem;
}
.case-layout--fill{align-items:stretch}

.case-content{min-width:0}
.case-media{
  display:flex;flex-direction:column;gap:1.15rem;
  min-width:0;
  max-width:520px;
  width:100%;
  justify-self:end;
}
.case-media--wide{
  max-width:none;
  justify-self:stretch;
}

/* Fill media column to match text height; images stay fully visible */
.case-media--fill{
  gap:.85rem;
}
.case-media--fill.is-fitted{
  overflow:hidden;
}
.case-media--fill .case-media-stack{
  display:flex;flex-direction:column;gap:.85rem;
  flex:1 1 auto;min-height:0;
  transform-origin:top center;
}
.case-media--fill.is-fitted .case-shot{
  display:flex;flex-direction:column;
}
.case-media--fill.is-fitted .browser-frame img{
  display:block;width:100%;height:auto;
  object-fit:unset;
}
.case-media--fill.is-fitted .browser-caption{
  flex:0 0 auto;margin-top:.35rem;
}
.case-media--fill.is-fitted .case-shot-pair{
  align-items:start;
}
.case-media--fill.is-fitted .case-shot-pair .browser-frame img{
  display:block;width:100%;height:auto;
}

/* Optional side-by-side pair — hug image content, no empty stretch */
.case-shot-pair{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1rem;
  align-items:start;
  width:100%;
}
.case-shot-pair .case-shot{
  display:flex;flex-direction:column;min-width:0;
  margin:0;
}
.case-shot-pair .browser-frame{
  display:block;
}
.case-shot-pair .browser-frame img{
  display:block;width:100%;height:auto;
  object-fit:unset;
}
.case-shot-pair .browser-caption{margin-top:.45rem}

.case-shot--sm{
  max-width:320px;
  width:100%;
  align-self:center;
}
.case-shot--md{
  max-width:420px;
  width:100%;
  align-self:center;
}
.case-shot--lg{
  max-width:none;
  width:100%;
}
.case-shot--feature{
  width:calc(100% + 12%);
  max-width:none;
  margin-left:-6%;
  margin-right:-6%;
  margin-bottom:.5rem;
}

.case-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.1rem}
.case-tag{
  display:inline-block;font-size:.72rem;font-weight:900;color:#fff;
  background:var(--purple);border:1.5px solid var(--text-dark);border-radius:999px;
  padding:.32rem .78rem;line-height:1.2;
}
.case-subtitle{
  font-size:clamp(1.02rem,1.45vw,1.18rem);line-height:1.65;font-weight:700;
  max-width:none;width:100%;margin-bottom:1.35rem;
}

.inline-link{
  color:var(--purple);font-weight:900;
  text-decoration:underline;text-underline-offset:3px;
  transition:opacity .2s;
}
.inline-link:hover{opacity:.7}

.tool-row{
  display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:0;
  padding-bottom:1.75rem;border-bottom:2.5px solid var(--text-dark);
}
.tool-chip{
  display:inline-block;font-size:.72rem;font-weight:800;
  background:var(--card-bg);border:2px solid var(--text-dark);border-radius:6px;
  padding:.28rem .65rem;box-shadow:2px 2px 0 var(--text-dark);
}

/* —— Sections —— */
.case-section{
  margin-bottom:0;padding:1.75rem 0;
  border-bottom:2.5px solid var(--text-dark);
}
.case-content > .case-section:first-child{padding-top:0}
.case-section:last-of-type{border-bottom:none;padding-bottom:0}
.case-section h2{
  font-size:clamp(1.35rem,2.2vw,1.65rem);font-weight:900;margin-bottom:.85rem;
  display:flex;align-items:center;gap:.55rem;
}
.section-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:1.55rem;height:1.55rem;flex-shrink:0;
  background:var(--purple);color:#fff;border:2px solid var(--text-dark);
  border-radius:6px;font-size:.72rem;font-weight:900;box-shadow:2px 2px 0 var(--text-dark);
}
.case-section p{
  font-size:clamp(.95rem,1.2vw,1.05rem);line-height:1.75;
  color:var(--text-dark);opacity:.92;margin-bottom:.85rem;
}
.case-section p:last-child{margin-bottom:0}

/* Approach steps — no white boxes */
.approach-list{display:flex;flex-direction:column;gap:1rem;margin-top:.15rem}
.approach-item{
  display:grid;grid-template-columns:auto 1fr;gap:.55rem .85rem;
  background:transparent;border:none;box-shadow:none;padding:0;
}
.approach-num{
  font-family:'Caveat',cursive;font-size:1.55rem;font-weight:700;line-height:1;
  color:var(--purple);width:1.4rem;text-align:center;padding-top:.05rem;
}
.approach-item h3{font-size:.98rem;font-weight:900;margin-bottom:.2rem}
.approach-item p{font-size:.9rem;line-height:1.6;opacity:.8;margin:0}
.approach-item code,.case-section code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.86em;font-weight:700;
  background:rgba(174,132,215,.22);border:1.5px solid var(--text-dark);
  border-radius:4px;padding:.05em .35em;
}

/* Result highlights — no white boxes */
.highlight-grid{
  display:grid;grid-template-columns:1fr;gap:1.15rem;margin-top:.2rem;
}
.highlight-card{
  background:transparent;border:none;box-shadow:none;border-radius:0;padding:0;
}
.highlight-label{
  display:inline-block;font-size:.65rem;font-weight:900;letter-spacing:.04em;
  text-transform:uppercase;margin-bottom:.35rem;
  color:var(--purple);
}
.highlight-card.bug .highlight-label{color:var(--coral)}
.highlight-card.gap .highlight-label{color:var(--teal)}
[data-theme="dark"] .highlight-card.gap .highlight-label{color:var(--teal)}
.highlight-card h3{font-size:1rem;font-weight:900;margin-bottom:.25rem;line-height:1.35}
.highlight-card p{font-size:.9rem;line-height:1.6;opacity:.8;margin:0}
.stat-callout{
  font-weight:900;color:var(--purple);font-size:1.05em;
}

/* Business impact — no white boxes */
.impact-list{display:flex;flex-direction:column;gap:1rem}
.impact-item{
  display:grid;grid-template-columns:auto 1fr;gap:.7rem;
  align-items:start;
  background:transparent;border:none;box-shadow:none;padding:0;
}
.impact-dot{
  width:10px;height:10px;border-radius:50%;background:var(--purple);
  border:1.5px solid var(--text-dark);margin-top:.4rem;flex-shrink:0;
}
.impact-item h3{font-size:.98rem;font-weight:900;margin-bottom:.15rem}
.impact-item p{font-size:.9rem;line-height:1.6;opacity:.8;margin:0}

/* Learning quote */
.learn-quote{
  background:var(--card-bg);border:2.5px solid var(--text-dark);border-radius:12px;
  padding:1.25rem 1.35rem;box-shadow:4px 4px 0 var(--text-dark);
  position:relative;
}
.learn-quote::before{
  content:'“';font-family:'Caveat',cursive;font-size:3.2rem;line-height:1;
  color:var(--purple);position:absolute;top:.35rem;left:.85rem;opacity:.85;
}
.learn-quote p{
  font-size:clamp(1rem,1.35vw,1.12rem);font-weight:700;line-height:1.65;
  padding-left:1.5rem;margin:0;opacity:1;
}

.case-footer{
  margin-top:2.5rem;padding-top:1.5rem;border-top:2.5px solid var(--text-dark);
  display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between;
}
.case-footer-note{font-size:.85rem;opacity:.6;font-weight:700}

/* —— Media / browser frames —— */
.case-shot{
  margin:0;
  opacity:0;transform:translateY(14px);
  transition:opacity .55s ease,transform .55s ease;
}
.case-shot.visible{opacity:1;transform:translateY(0)}
.case-shot:nth-child(2){transition-delay:.08s}
.case-shot:nth-child(3){transition-delay:.16s}

/* Pop entire frame on hover — same motion as homepage project cards */
.case-shot--zoom{
  position:relative;
  z-index:1;
  transform-origin:center center;
}
.case-shot--zoom.visible{
  transition:opacity .55s ease,transform .25s ease,z-index 0s,filter .25s ease;
}
.case-shot--zoom .browser-frame{
  transition:box-shadow .25s ease;
}
.case-shot.case-shot--zoom.visible:hover,
.case-shot--zoom:hover{
  transform:scale(1.28) translateY(-28px);
  z-index:10;
}
.case-shot--zoom:hover .browser-frame{
  box-shadow:18px 24px 0 var(--text-dark);
}
@media (prefers-reduced-motion:reduce){
  .case-shot.case-shot--zoom.visible:hover,
  .case-shot--zoom:hover{transform:none}
  .case-shot--zoom:hover .browser-frame{box-shadow:4px 4px 0 var(--text-dark)}
}

.browser-frame{
  background:var(--card-bg);border:2.5px solid var(--text-dark);border-radius:12px;
  overflow:hidden;box-shadow:4px 4px 0 var(--text-dark);
}
.browser-dots{
  display:flex;gap:6px;padding:7px 12px;border-bottom:2.5px solid var(--text-dark);
  background:var(--card-bg);
}
.browser-dots span{width:10px;height:10px;border-radius:50%;background:var(--text-dark)}
.browser-frame img{
  display:block;width:100%;height:auto;
}
.browser-caption{
  display:block;margin-top:.55rem;padding:0 .15rem;
  font-size:.75rem;font-weight:700;opacity:.6;line-height:1.4;
  background:none;border:none;text-align:center;
}

@media (max-width:960px){
  .case-layout{grid-template-columns:1fr;gap:2rem}
  .case-media{order:2}
  .case-content{order:1}
}
@media (max-width:560px){
  .case-page{padding-top:5rem}
  .case-shot-pair{grid-template-columns:1fr}
}
@media (max-width:900px){
  .case-title{white-space:normal;font-size:clamp(1.45rem,5.2vw,2rem)}
}

/* —— Single-column case study (inline images between text) —— */
.case-single .case-intro{
  max-width:none;
  margin-left:0;margin-right:0;
  text-align:left;
}
.case-single .case-tags{justify-content:flex-start}
.case-single .tool-row{justify-content:flex-start}
.case-single .case-subtitle{text-align:left;max-width:none}
.case-single .case-stack{
  max-width:860px;
  margin:1.85rem auto 0;
  text-align:left;
}
.case-single .case-section:first-child{padding-top:0}
.case-single .case-footer{
  justify-content:flex-start;
  gap:1.25rem;
  max-width:none;
  width:100%;
  margin-top:2rem;
}
.case-inline-shot{
  margin:1.6rem auto 1.85rem;
  max-width:560px;
  width:100%;
  opacity:0;transform:translateY(14px);
  transition:opacity .55s ease,transform .55s ease;
}
.case-inline-shot.visible{opacity:1;transform:translateY(0)}
@media (max-width:900px){
  .case-inline-shot{max-width:100%}
}