/* Shared styles for Amir Charka case-study pages */
:root{
  --bg:#0e0e12; --ink:#f5f3ef; --muted:#a8a5b0;
  --pink:#ff3d7f; --violet:#7b5cff; --lime:#c6ff3d; --cyan:#22d3ee; --orange:#ff8a3d;
  --card:#17171f; --line:rgba(255,255,255,.08); --maxw:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:'Inter',system-ui,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3,.display{font-family:'Space Grotesk',sans-serif;line-height:1.08;letter-spacing:-.02em}

/* nav */
header.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);background:rgba(14,14,18,.65);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-family:'Space Grotesk';font-weight:700;font-size:20px;letter-spacing:-.03em;display:flex;align-items:center;gap:10px}
.logo .dot{width:12px;height:12px;border-radius:50%;background:var(--pink);box-shadow:0 0 18px var(--pink)}
nav.links{display:flex;gap:26px;font-weight:500;font-size:15px}
nav.links a{color:var(--muted);transition:color .2s}
nav.links a:hover{color:var(--ink)}
.back{color:var(--muted);font-weight:500;font-size:14px;transition:color .2s}
.back:hover{color:var(--ink)}
@media(max-width:640px){nav.links{display:none}}

/* hero */
.chero{padding:72px 0 40px;position:relative;overflow:hidden}
.chero .glow{position:absolute;width:420px;height:420px;border-radius:50%;filter:blur(120px);opacity:.4;top:-160px;right:-120px;z-index:0}
.chero .wrap{position:relative;z-index:1}
.crumb{font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:22px}
.tag-pill{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:6px 14px;border-radius:100px;margin-bottom:20px}
.chero h1{font-size:clamp(34px,6vw,64px);font-weight:700;max-width:18ch}
.chero .lede{margin-top:24px;font-size:clamp(16px,2vw,19px);color:var(--muted);max-width:62ch}
.chero .lede a{color:var(--cyan);border-bottom:1px solid rgba(34,211,238,.4)}

/* meta bar */
.meta{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:44px 0 12px;padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
@media(max-width:720px){.meta{grid-template-columns:repeat(2,1fr);gap:22px}}
.meta h4{font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.meta ul{list-style:none;display:flex;flex-wrap:wrap;gap:7px}
.meta li{font-size:13px;color:var(--ink);border:1px solid var(--line);padding:4px 10px;border-radius:100px}
.meta .year{font-family:'Space Grotesk';font-weight:600;font-size:22px}

/* content sections */
main{position:relative;z-index:1}
.sec{padding:56px 0}
.sec:nth-child(even){background:rgba(255,255,255,.015)}
.kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px}
.sec h2{font-size:clamp(24px,3.6vw,40px);font-weight:700;margin-bottom:20px;max-width:20ch}
.sec p{color:var(--muted);font-size:17px;margin-bottom:16px;max-width:64ch}
.sec p strong{color:var(--ink);font-weight:600}
.sec ul.pts{list-style:none;margin:8px 0 20px}
.sec ul.pts li{color:var(--muted);font-size:17px;padding:8px 0 8px 28px;position:relative;max-width:60ch}
.sec ul.pts li::before{content:"→";position:absolute;left:0;color:var(--pink);font-weight:700}

.stat{font-family:'Space Grotesk';font-weight:700;font-size:clamp(44px,9vw,96px);line-height:1;background:linear-gradient(100deg,var(--pink),var(--violet),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;margin:14px 0}

/* graphic elements — transparent, natural proportions, consistent behavior */
.gal{display:grid;gap:26px;margin-top:32px;align-items:center;justify-items:center}
.gal.g1{grid-template-columns:1fr}
.gal.g2{grid-template-columns:repeat(2,1fr)}
.gal.g3{grid-template-columns:repeat(3,1fr)}
@media(max-width:720px){.gal.g2,.gal.g3{grid-template-columns:1fr}}
.gal figure{background:transparent;border:0;border-radius:14px;overflow:hidden;width:auto;max-width:100%;display:flex}
.gal figure img,.gal figure video{max-width:100%;max-height:640px;width:auto;height:auto;object-fit:contain;display:block;border-radius:14px;margin:0 auto}

/* single centered graphic element (gif flow / wide screen) */
.feature{max-width:340px;margin:34px auto 0;background:transparent;border:0;overflow:visible}
.feature img,.feature video{width:100%;height:auto;display:block;border-radius:18px}

/* phone in a device bezel — screen cropped so white edges blend into the page */
.phone-frame{width:236px;margin:36px auto 0;background:#0a0a0e;padding:8px;border-radius:34px;
  box-shadow:0 26px 60px rgba(0,0,0,.55), inset 0 0 0 1px rgba(255,255,255,.06)}
.phone-frame img,.phone-frame video{width:100%;aspect-ratio:9/19.3;object-fit:cover;
  border-radius:26px;display:block;background:var(--bg)}

/* hero showcase: web preview + overlapping phone + floating bubbles */
.showcase{position:relative;margin:40px auto 8px;max-width:820px;display:flex;
  align-items:flex-end;justify-content:center;min-height:400px}
.sc-web{width:66%;max-width:560px;border-radius:14px;overflow:hidden;
  box-shadow:0 30px 70px rgba(0,0,0,.5);background:var(--bg)}
.sc-web img,.sc-web video{width:100%;display:block}
.sc-phone{position:relative;z-index:2;width:184px;margin-left:-64px;margin-bottom:-6px;
  background:#0a0a0e;padding:7px;border-radius:30px;
  box-shadow:0 24px 55px rgba(0,0,0,.6), inset 0 0 0 1px rgba(255,255,255,.06)}
.sc-phone img,.sc-phone video{width:100%;aspect-ratio:9/19.3;object-fit:cover;
  border-radius:23px;display:block;background:var(--bg)}
.sc-bubble{position:absolute;z-index:3;width:132px;animation:floaty 6s ease-in-out infinite}
.sc-bubble img{width:100%;display:block;filter:drop-shadow(0 12px 24px rgba(0,0,0,.45))}
.sc-bubble.b1{top:4%;right:8%;animation-delay:-1.2s}
.sc-bubble.b2{bottom:16%;right:-2%;animation-delay:-3.4s}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@media(max-width:720px){
  .showcase{flex-direction:column;align-items:center;min-height:0;gap:0}
  .sc-web{width:100%}
  .sc-phone{margin:-44px 0 0 0;width:158px}
  .sc-bubble{width:96px}
  .sc-bubble.b1{top:auto;bottom:20%;right:2%}
  .sc-bubble.b2{bottom:2%;right:auto;left:4%}
}

/* quotes */
.quotes{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:28px}
@media(max-width:720px){.quotes{grid-template-columns:1fr}}
.quotes blockquote{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--lime);border-radius:14px;padding:22px 24px;color:var(--ink);font-size:16px;font-style:italic}

/* next case */
.nextcase{padding:70px 0;border-top:1px solid var(--line);text-align:center}
.nextcase .eyebrow{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.nextcase a{display:inline-block;margin-top:14px;font-family:'Space Grotesk';font-weight:700;font-size:clamp(28px,5vw,52px);background:linear-gradient(100deg,var(--pink),var(--violet),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;transition:opacity .2s}
.nextcase a:hover{opacity:.8}

footer{border-top:1px solid var(--line);padding:34px 0;text-align:center;color:var(--muted);font-size:14px}
footer a{color:var(--muted)}footer a:hover{color:var(--ink)}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}