/* ============================================================
   OSMAN TAT — Dark Bento Portfolio
   ============================================================ */
:root{
  --bg:#0a0a0a;
  --panel: rgba(24,24,27,0.55);     /* zinc-900/55 */
  --panel-solid:#18181b;
  --border: rgba(63,63,70,0.7);      /* zinc-700 */
  --border-soft: rgba(39,39,42,0.9); /* zinc-800 */
  --text:#fafafa;
  --muted:#a1a1aa;                   /* zinc-400 */
  --dim:#71717a;                     /* zinc-500 */
  --accent:#7c8cff;
  --accent-2:#b6c0ff;
  --glow: 124,140,255;
  --r-lg:24px;
  --r-md:18px;
  --maxw:1180px;
}

*{box-sizing:border-box;}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,sans-serif;
  overflow-x:hidden;
  letter-spacing:-0.011em;
}
::selection{background:rgba(124,140,255,0.32);color:#fff;}

#bg-canvas{
  position:fixed;inset:0;width:100vw;height:100vh;
  z-index:0;pointer-events:none;
}
/* radial vignette + atmospheric tint over canvas */
.atmos{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(124,140,255,0.10), transparent 55%),
    radial-gradient(100% 60% at 50% 120%, rgba(124,140,255,0.06), transparent 60%),
    radial-gradient(140% 120% at 50% 50%, transparent 55%, rgba(0,0,0,0.55) 100%);
}
.grain{
  position:fixed;inset:0;z-index:2;pointer-events:none;opacity:0.04;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

main{position:relative;z-index:3;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;}

/* ---------- NAV ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 40px;
  transition:background .35s, backdrop-filter .35s, padding .35s;
}
.nav.scrolled{
  background:rgba(10,10,10,0.72);
  backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid rgba(63,63,70,0.3);
  padding:14px 40px;
}
.nav .logo{
  font-weight:700;font-size:15px;letter-spacing:0.14em;
  display:flex;align-items:center;gap:10px;color:#fff;
}
.nav .logo .dot{width:8px;height:8px;border-radius:50%;background:#fff;box-shadow:0 0 12px #fff;}
.nav .links{display:flex;gap:30px;font-size:13px;letter-spacing:0.04em;}
.nav .links a{color:#fff;text-decoration:none;opacity:0.75;transition:opacity .2s;}
.nav .links a:hover{opacity:1;}
@media(max-width:720px){.nav .links{display:none;} .nav{padding:18px 22px;} .nav.scrolled{padding:12px 22px;}}

/* ---------- SECTION SHELL ---------- */
section{position:relative;}
.eyebrow{
  font-family:'JetBrains Mono',monospace;
  font-size:12px;letter-spacing:0.32em;text-transform:uppercase;
  color:var(--accent-2);opacity:0.8;
  display:flex;align-items:center;gap:14px;
}
.eyebrow::before{content:'';width:34px;height:1px;background:linear-gradient(90deg,var(--accent),transparent);}

/* ---------- PILL ---------- */
.pill{
  display:inline-flex;align-items:center;gap:10px;
  padding:9px 18px;border-radius:999px;
  background:rgba(124,140,255,0.08);
  border:1px solid rgba(124,140,255,0.28);
  font-family:'JetBrains Mono',monospace;
  font-size:12.5px;letter-spacing:0.06em;color:var(--accent-2);
  backdrop-filter:blur(8px);
}
.pill .ping{position:relative;width:7px;height:7px;}
.pill .ping::before,.pill .ping::after{content:'';position:absolute;inset:0;border-radius:50%;background:#7c8cff;}
.pill .ping::after{animation:ping 1.8s cubic-bezier(0,0,0.2,1) infinite;}
@keyframes ping{0%{transform:scale(1);opacity:.7}80%,100%{transform:scale(2.6);opacity:0}}

/* ---------- GLASS CARD ---------- */
.card{
  position:relative;
  background:var(--panel);
  border:1px solid var(--border-soft);
  border-radius:var(--r-lg);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  overflow:hidden;
  transition:border-color .4s, transform .4s;
}
.card::before{ /* top sheen */
  content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,255,255,0.05),transparent 30%);
}
.card .spot{ /* mouse glow */
  position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;opacity:0;
  transition:opacity .35s;
  background:radial-gradient(280px circle at var(--mx,50%) var(--my,50%), rgba(124,140,255,0.16), transparent 70%);
}
.card:hover{border-color:var(--border);}
.card:hover .spot{opacity:1;}

/* ---------- HERO ---------- */
#hero{min-height:100vh;display:flex;align-items:center;}
.hero-grid{display:grid;grid-template-columns:1.15fr 0.85fr;gap:40px;align-items:center;width:100%;}
.hero-name{
  font-weight:800;line-height:0.86;letter-spacing:-0.04em;
  font-size:clamp(72px,14vw,200px);margin:18px 0 0;
}
.hero-name .ln{display:block;overflow:hidden;}
.hero-name .ln span{display:block;}
.hero-sub{
  font-size:clamp(18px,2.1vw,27px);color:var(--muted);
  font-weight:400;max-width:30ch;margin:26px 0 30px;line-height:1.4;
}
.hero-sub b{color:var(--text);font-weight:600;}
.hero-portrait{
  position:relative;justify-self:end;width:100%;max-width:440px;aspect-ratio:941/1672;
}
.hero-portrait img{
  width:100%;height:100%;object-fit:contain;
  opacity:0.16;
  filter:grayscale(1) contrast(1.1) brightness(1.2);
  -webkit-mask-image:radial-gradient(70% 70% at 50% 38%, #000 45%, transparent 78%);
  mask-image:radial-gradient(70% 70% at 50% 38%, #000 45%, transparent 78%);
}
.hero-portrait::after{ /* faint ring */
  content:'';position:absolute;inset:8% 14%;border-radius:50%;
  border:1px solid rgba(124,140,255,0.12);
}
.scroll-cue{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:0.28em;color:var(--dim);
}
.scroll-cue .bar{width:1px;height:46px;background:linear-gradient(var(--accent),transparent);animation:cue 2s ease-in-out infinite;}
@keyframes cue{0%,100%{opacity:.3;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}
@media(max-width:860px){
  #hero{
    align-items:flex-start;
    padding-top:80px;
    min-height:auto;
  }
  .hero-grid{
    grid-template-columns:1fr;
    justify-items:center;
    text-align:center;
    gap:0;
    padding-bottom:40px;
  }
  /* portrait: show above text, smaller, centred */
  .hero-portrait{
    display:flex;
    order:-1;
    justify-self:center;
    width:160px;
    max-width:160px;
    aspect-ratio:941/1672;
    margin-bottom:16px;
  }
  .hero-left{width:100%;}
  .hero-name{
    margin-top:8px;
    font-size:clamp(58px,20vw,100px);
  }
  .hero-sub{
    font-size:clamp(15px,4vw,20px);
    margin:14px auto 22px;
    max-width:32ch;
  }
  /* centre the CTA buttons */
  .hero-line.l3{
    justify-content:center !important;
  }
}

/* ---------- SECTION HEADERS ---------- */
.sec-head{margin-bottom:48px;}
.sec-head h2{
  font-size:clamp(34px,5vw,64px);font-weight:700;letter-spacing:-0.03em;
  margin:18px 0 0;line-height:1.02;
}
.sec-head p{color:var(--muted);max-width:46ch;margin:16px 0 0;font-size:17px;line-height:1.6;}

/* ---------- BENTO GRID ---------- */
#bento{padding:14vh 0;}
.bento{
  display:grid;
  grid-template-columns:1.08fr 0.92fr;
  gap:18px;
  perspective:1600px;
  align-items:stretch;
}
.bento .card{padding:30px;display:flex;flex-direction:column;}
.b-ai{grid-column:1;grid-row:1 / span 2;}
.b-full{grid-column:2;grid-row:1;}
.b-robot{grid-column:2;grid-row:2;}

/* chip label */
.chip{
  display:inline-flex;align-items:center;gap:9px;align-self:flex-start;
  padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,0.035);border:1px solid var(--border-soft);
  font-size:12.5px;font-weight:500;color:var(--text);letter-spacing:-0.005em;
}
.chip svg{width:15px;height:15px;color:var(--accent-2);flex:none;}

.card h3{font-size:23px;font-weight:650;margin:20px 0 9px;letter-spacing:-0.02em;}
.b-ai h3{font-size:29px;margin-top:22px;}
.card .desc{color:var(--muted);font-size:15px;line-height:1.6;max-width:42ch;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.tag{
  font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:0.04em;
  padding:5px 11px;border-radius:8px;color:var(--muted);
  background:rgba(255,255,255,0.03);border:1px solid var(--border-soft);
}

/* terminal (AI card) */
.terminal{
  margin-top:26px;flex:1;display:flex;flex-direction:column;min-height:236px;
  border-radius:14px;overflow:hidden;border:1px solid var(--border-soft);
  background:#0b0b0e;box-shadow:inset 0 1px 0 rgba(255,255,255,0.03);
}
.term-bar{height:36px;display:flex;align-items:center;gap:8px;padding:0 15px;border-bottom:1px solid rgba(255,255,255,0.05);}
.term-bar i{width:11px;height:11px;border-radius:50%;}
.term-bar i:nth-child(1){background:#ff5f57;}
.term-bar i:nth-child(2){background:#febc2e;}
.term-bar i:nth-child(3){background:#28c840;}
.term-body{padding:18px 20px;font-family:'JetBrains Mono',monospace;font-size:13px;line-height:2.0;color:var(--muted);}
.term-body .tl{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.term-body .p{color:var(--accent-2);}
.term-body .o{color:var(--dim);}
.term-body .cmd{color:var(--text);}
.term-body .ok{color:#5fd3a3;}
.caret{display:inline-block;width:8px;height:14px;margin-left:6px;vertical-align:-2px;background:var(--accent-2);opacity:.85;animation:blink 1.1s steps(1) infinite;}
@keyframes blink{50%{opacity:0;}}

/* browser (Full-Stack card) */
.browser{margin-top:24px;border-radius:12px;overflow:hidden;border:1px solid var(--border-soft);background:#0b0b0e;}
.br-bar{height:34px;display:flex;align-items:center;gap:11px;padding:0 12px;border-bottom:1px solid rgba(255,255,255,0.05);}
.br-bar .dots{display:flex;gap:6px;}
.br-bar .dots i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,0.16);}
.br-url{flex:1;height:19px;border-radius:6px;background:rgba(255,255,255,0.05);display:flex;align-items:center;padding:0 11px;font-family:'JetBrains Mono',monospace;font-size:10.5px;color:var(--dim);letter-spacing:0.02em;}
.br-body{padding:16px;display:grid;gap:10px;}
.br-line{height:11px;border-radius:5px;background:rgba(255,255,255,0.06);}
.br-line.w1{width:55%;background:linear-gradient(90deg,rgba(124,140,255,0.55),rgba(124,140,255,0.12));}
.br-line.w2{width:78%;}
.br-cards{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:4px;}
.br-cards div{height:48px;border-radius:8px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.05);}

/* hardware card (Robotics) */
.hw-card{margin-top:24px;border-radius:12px;border:1px solid var(--border-soft);background:#0b0b0e;padding:26px 22px;display:flex;flex-direction:column;align-items:center;gap:15px;}
.hw-chip{width:78px;height:78px;border-radius:18px;display:grid;place-items:center;color:var(--accent-2);
  background:rgba(124,140,255,0.07);border:1px solid rgba(124,140,255,0.22);box-shadow:0 0 30px rgba(124,140,255,0.10);}
.hw-chip svg{width:40px;height:40px;}
.hw-name{font-family:'JetBrains Mono',monospace;font-size:13px;letter-spacing:0.08em;color:var(--text);}
.hw-tags{display:flex;gap:7px;flex-wrap:wrap;justify-content:center;}
.hw-tags .tag{font-size:10.5px;padding:4px 9px;}

@media(max-width:860px){
  .bento{grid-template-columns:1fr;}
  .b-ai,.b-full,.b-robot{grid-column:1;grid-row:auto;}
  .terminal{min-height:200px;}
}

/* ---------- PROJECTS (depth tunnel) ---------- */
#projects{padding:14vh 0;}
.proj-stack{display:flex;flex-direction:column;gap:42px;perspective:1400px;}
.proj{
  position:relative;display:grid;grid-template-columns:1fr 1.25fr;gap:0;
  border-radius:26px;overflow:hidden;
  background:var(--panel);border:1px solid var(--border-soft);
  backdrop-filter:blur(14px);min-height:340px;
  transition:border-color .4s;
}
.proj:hover{border-color:var(--border);}
.proj.rev{grid-template-columns:1.25fr 1fr;}
.proj.rev .proj-info{order:2;}
.proj-info{padding:44px;display:flex;flex-direction:column;justify-content:center;}
.proj-num{font-family:'JetBrains Mono',monospace;color:var(--accent);font-size:14px;letter-spacing:0.2em;}
.proj-info h3{font-size:clamp(28px,3.6vw,46px);font-weight:700;letter-spacing:-0.03em;margin:14px 0 0;line-height:1.0;}
.proj-info .pdesc{color:var(--muted);font-size:16px;line-height:1.6;margin:18px 0 26px;max-width:42ch;}
.proj-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px;}
.proj-mock{position:relative;overflow:hidden;background:#0d0d10;min-height:380px;}
.proj-mock .ph{position:absolute;inset:0;}
.proj-mock .label{
  position:absolute;left:18px;bottom:16px;font-family:'JetBrains Mono',monospace;
  font-size:11px;letter-spacing:0.16em;color:var(--dim);text-transform:uppercase;
  background:rgba(0,0,0,0.4);padding:6px 10px;border-radius:8px;backdrop-filter:blur(4px);
}
/* magnetic button */
.magnetic{
  position:relative;align-self:flex-start;
  display:inline-flex;align-items:center;gap:12px;
  padding:14px 26px;border-radius:999px;
  font-size:14px;font-weight:600;letter-spacing:0.02em;
  color:#fff;text-decoration:none;cursor:pointer;
  background:rgba(124,140,255,0.10);
  border:1px solid rgba(124,140,255,0.34);
  transition:background .3s,border-color .3s,color .3s;
  will-change:transform;
}
.magnetic .arr{transition:transform .3s;}
.magnetic:hover{background:var(--accent-2);color:#0a0a12;border-color:var(--accent-2);}
.magnetic:hover .arr{transform:translate(3px,-3px);}
@media(max-width:860px){
  .proj,.proj.rev{grid-template-columns:1fr;}
  .proj.rev .proj-info{order:0;}
  .proj-mock{min-height:300px;}
  /* 3 cards in a row on mobile */
  .img-grid-3{
    grid-template-columns:repeat(3,1fr);
    grid-template-rows:1fr;
    min-height:200px;
  }
  .img-card-0{grid-column:1;grid-row:1;}
  .img-card-1{grid-column:2;grid-row:1;}
  .img-card-2{grid-column:3;grid-row:1;}
}

/* ---------- 3-CARD IMAGE GRID ---------- */
/*
  Layout inside .proj-mock:
  ┌─────────────┬──────────┐
  │             │  card 1  │
  │   card 0   ├──────────┤
  │  (featured) │  card 2  │
  └─────────────┴──────────┘
*/
.img-grid-3{
  display:grid;
  grid-template-columns:1.2fr 0.8fr;
  grid-template-rows:1fr 1fr;
  gap:10px;
  padding:14px;
  height:100%;
  min-height:320px;
}
.img-card{
  border-radius:12px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,0.07);
  background:#0d0d12;
  transition:border-color .3s, transform .3s;
  position:relative;
}
.img-card:hover{
  border-color:rgba(124,140,255,0.35);
  transform:scale(1.02);
  z-index:1;
}
.img-card img{
  width:100%;height:100%;
  object-fit:cover;display:block;
}
/* Dark overlay on all project images — tones down brightness, ties to site palette */
.img-card::after{
  content:'';
  position:absolute;inset:0;
  pointer-events:none;
  background:
    linear-gradient(160deg,
      rgba(10,10,18,0.38) 0%,
      rgba(10,10,18,0.18) 50%,
      rgba(10,10,18,0.46) 100%),
    linear-gradient(to bottom,
      rgba(124,140,255,0.06) 0%,
      transparent 55%,
      rgba(10,10,18,0.30) 100%);
  border-radius:inherit;
}
/* Card 0 — featured, spans both rows on the left */
.img-card-0{
  grid-column:1;
  grid-row:1 / span 2;
}
/* Cards 1 & 2 — stacked on the right */
.img-card-1{grid-column:2;grid-row:1;}
.img-card-2{grid-column:2;grid-row:2;}

/* Fallback procedural mockup */
.proj-mock .ph-mock{position:absolute;inset:0;}
.proj-mock .real{width:100%;height:100%;object-fit:cover;display:block;}

/* Loading state */
.proj-loading{display:flex;gap:10px;justify-content:center;padding:80px;align-items:center;}
.proj-loading-dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);opacity:0.4;
  animation:dotPulse 1.2s ease-in-out infinite;
}
.proj-loading-dot:nth-child(2){animation-delay:.2s;}
.proj-loading-dot:nth-child(3){animation-delay:.4s;}
@keyframes dotPulse{0%,100%{opacity:0.2;transform:scale(.8);}50%{opacity:1;transform:scale(1.1);}}

/* ---------- DATASHEET ---------- */
#datasheet{padding:14vh 0;}
.sheet{
  border:1px solid var(--border-soft);border-radius:26px;overflow:hidden;
  background:linear-gradient(180deg,rgba(24,24,27,0.65),rgba(14,14,16,0.65));
  backdrop-filter:blur(16px);
  transform-style:preserve-3d;
  transition:transform .25s ease-out;
}
.sheet-glow{
  position:absolute;inset:0;pointer-events:none;border-radius:26px;opacity:0;transition:opacity .3s;
  background:radial-gradient(420px circle at var(--gx,50%) var(--gy,30%), rgba(124,140,255,0.14), transparent 65%);
}
.sheet-head{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;
  padding:22px 30px;border-bottom:1px solid var(--border-soft);
  font-family:'JetBrains Mono',monospace;
}
.sheet-head .title{font-size:14px;letter-spacing:0.12em;color:var(--muted);}
.sheet-head .title b{color:var(--text);}
.tabs{display:flex;gap:6px;background:rgba(0,0,0,0.3);padding:5px;border-radius:12px;border:1px solid var(--border-soft);}
.tabs button{
  font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:0.04em;
  padding:8px 16px;border-radius:8px;border:none;background:transparent;color:var(--dim);
  cursor:pointer;transition:all .25s;
}
.tabs button.active{background:rgba(124,140,255,0.16);color:var(--accent-2);}
.sheet-body{padding:14px 30px 30px;font-family:'JetBrains Mono',monospace;}
.row{
  display:grid;grid-template-columns:200px 1fr auto;gap:24px;align-items:center;
  padding:18px 0;border-bottom:1px solid rgba(39,39,42,0.6);
}
.row:last-child{border-bottom:none;}
.row .k{color:var(--accent-2);font-size:13px;letter-spacing:0.04em;}
.row .v{color:var(--text);font-size:14.5px;letter-spacing:0.01em;}
.row .lvl{display:flex;gap:5px;}
.row .lvl i{width:8px;height:8px;border-radius:2px;background:rgba(124,140,255,0.18);}
.row .lvl i.on{background:var(--accent);box-shadow:0 0 8px rgba(124,140,255,0.6);}
.tab-panel{display:none;}
.tab-panel.active{display:block;animation:fade .4s ease;}
@keyframes fade{from{transform:translateY(8px);}to{transform:translateY(0);}}
@media(max-width:680px){.row{grid-template-columns:1fr;gap:6px;} .row .lvl{margin-top:6px;}}

/* ---------- CTA ---------- */
#cta{padding:16vh 0 12vh;text-align:center;}
.cta-vision{max-width:60ch;margin:0 auto 70px;color:var(--muted);font-size:clamp(17px,2vw,22px);line-height:1.6;}
.cta-vision b{color:var(--text);font-weight:600;}
.cta-giant{
  font-weight:800;letter-spacing:-0.04em;line-height:0.9;
  font-size:clamp(54px,12vw,168px);
  background:linear-gradient(180deg,#fff 30%,#52527a);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cta-btn{
  margin-top:60px;display:inline-flex;align-items:center;gap:18px;
  padding:30px 64px;border-radius:999px;
  font-size:clamp(20px,2.4vw,30px);font-weight:700;letter-spacing:0.01em;
  background:#fafafa;color:#0a0a0a;text-decoration:none;
  border:2px solid #fafafa;
  transition:background .35s,color .35s,box-shadow .35s;
  box-shadow:0 0 0 0 rgba(124,140,255,0);
}
.cta-btn .arr{transition:transform .35s;}
.cta-btn:hover{background:transparent;color:#fafafa;box-shadow:0 0 60px rgba(124,140,255,0.35);}
.cta-btn:hover .arr{transform:translate(6px,-6px);}
.contact-row{
  margin-top:64px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap;
  font-family:'JetBrains Mono',monospace;font-size:13px;
}
.contact-row a{
  color:var(--muted);text-decoration:none;padding:11px 20px;border-radius:999px;
  border:1px solid var(--border-soft);transition:all .25s;letter-spacing:0.04em;
}
.contact-row a:hover{color:var(--text);border-color:var(--border);background:rgba(255,255,255,0.03);}
footer{padding:40px 0 50px;text-align:center;color:var(--dim);font-family:'JetBrains Mono',monospace;font-size:11.5px;letter-spacing:0.1em;}

/* ---------- REVEAL ANIMATIONS ----------
   Base state is VISIBLE (fail-safe). The hidden->visible entrance only runs
   once the element gets the .in class, which the IntersectionObserver adds
   ONLY while the page is actually rendering. A hidden/background tab pauses
   CSS animation timelines, so we never hide content unless we can animate it. */
.reveal{opacity:1;transform:none;}
.reveal.in{animation:revealIn .9s cubic-bezier(.16,1,.3,1) both;}
.reveal.in.d1{animation-delay:.08s;}
.reveal.in.d2{animation-delay:.16s;}
.reveal.in.d3{animation-delay:.24s;}
.reveal.in.d4{animation-delay:.32s;}
@keyframes revealIn{from{opacity:0;transform:translateY(38px);}to{opacity:1;transform:translateY(0);}}
/* projects keep the depth-tunnel feel, still fail-safe (only runs on .in) */
.proj.reveal.in{animation:projIn 1.05s cubic-bezier(.16,1,.3,1) both;}
@keyframes projIn{from{opacity:0;transform:perspective(1200px) translateZ(-220px) translateY(46px) scale(.93);}to{opacity:1;transform:perspective(1200px) translateZ(0) translateY(0) scale(1);}}
@media(prefers-reduced-motion:reduce){
  .reveal,.reveal.in{animation:none;opacity:1;transform:none;}
}

/* hero line entrance — visible base; entrance only plays under #hero.play,
   which JS adds the first time the document is actually visible. */
.hero-name .ln span{display:block;}
#hero.play .hero-name .ln span{animation:lineUp 1.05s cubic-bezier(.16,1,.3,1) backwards;}
#hero.play .hero-name .ln:nth-child(1) span{animation-delay:.12s;}
#hero.play .hero-name .ln:nth-child(2) span{animation-delay:.24s;}
#hero.play .hero-line{animation:heroIn 1s cubic-bezier(.16,1,.3,1) backwards;}
#hero.play .hero-line.l1{animation-delay:.45s;}
#hero.play .hero-line.l2{animation-delay:.58s;}
#hero.play .hero-line.l3{animation-delay:.72s;}
@keyframes lineUp{from{transform:translateY(110%);}to{transform:translateY(0);}}
@keyframes heroIn{from{opacity:0;transform:translateY(34px);}to{opacity:1;transform:translateY(0);}}
@media(prefers-reduced-motion:reduce){
  #hero.play .hero-name .ln span,#hero.play .hero-line{animation:none;}
}