/* ===== Tokens ===== */
:root{
  --bg:#050506; --surface:#0d0e11; --surface-2:#14161a;
  --line:rgba(255,255,255,.09); --line-2:rgba(255,255,255,.18);
  --text:#f2f1ee; --muted:#9a9ca3; --accent:#9db8ff;
  --display:'Space Grotesk',system-ui,sans-serif;
  --body:'Inter',system-ui,-apple-system,sans-serif;
  --pad:clamp(1.25rem,5vw,5rem);
  --ease:cubic-bezier(.2,.7,.1,1);
  --max:1500px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:5rem;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font:400 clamp(1rem,.95rem + .2vw,1.125rem)/1.65 var(--body);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1}
:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:4px}
::selection{background:var(--accent);color:#000}

/* ===== Atmosphere ===== */
#rain{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;
  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='.8' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E")}
body::before{content:"";position:fixed;z-index:0;top:-30vh;left:50%;width:90vw;height:70vh;transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(157,184,255,.10),transparent);pointer-events:none}
main,.footer{position:relative;z-index:2}

/* ===== Nav ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  padding:1.5rem var(--pad);transition:padding .5s var(--ease),background .5s,border-color .5s;border-bottom:1px solid transparent}
.nav.compact{padding-block:.85rem;background:rgba(5,5,6,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.brand{font:700 1.05rem var(--display);letter-spacing:.14em}
.menu{display:flex;gap:2.25rem}
.menu a{position:relative;font-size:.92rem;color:var(--muted);padding:.4rem 0;transition:color .3s}
.menu a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--text);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.menu a:hover{color:var(--text)}
.menu a:hover::after{transform:scaleX(1)}
.burger{display:none;width:44px;height:44px;background:none;border:0;color:var(--text);cursor:pointer;position:relative}
.burger span{position:absolute;left:11px;right:11px;height:1.5px;background:currentColor;transition:transform .4s var(--ease)}
.burger span:first-child{top:18px}.burger span:last-child{top:25px}
.burger[aria-expanded="true"] span:first-child{transform:translateY(3.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{max-width:var(--max);margin:0 auto;padding:clamp(7rem,14vh,9rem) var(--pad) clamp(4rem,10vh,7rem);min-height:100svh;display:flex;flex-direction:column;justify-content:center}
.hero-title{font-weight:700;font-size:clamp(2.7rem,10.6vw,10.5rem);letter-spacing:-.045em;line-height:.9}
.line{display:block;overflow:hidden;padding-bottom:.08em}
.line>span{display:block;transform:translateY(110%);transition:transform 1.3s var(--ease)}
.line:nth-child(2)>span{transition-delay:.12s;color:transparent;-webkit-text-stroke:1.5px var(--text)}
.ready .line>span{transform:none}
.hero-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(2rem,6vw,6rem);align-items:end;margin-top:clamp(2rem,5vw,4rem)}
.portrait{order:2;justify-self:end;width:min(100%,420px)}
.portrait-frame{position:relative;aspect-ratio:4/5;overflow:hidden;border-radius:6px;border:1px solid var(--line-2);background:var(--surface);
  box-shadow:0 40px 90px -30px rgba(0,0,0,.9),0 0 90px -20px rgba(157,184,255,.22);
  clip-path:inset(100% 0 0 0);transition:clip-path 1.4s var(--ease) .35s}
.ready .portrait-frame{clip-path:inset(0)}
.portrait-frame img{width:100%;height:100%;object-fit:cover;object-position:center top;transform-origin:50% 0;transform:scale(1.04);filter:grayscale(.15) contrast(1.03);transition:filter .8s,scale .9s var(--ease);will-change:transform}
.portrait-frame:hover img{filter:none;scale:1.04}
.portrait-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(5,5,6,.45));pointer-events:none}
.hero-copy{order:1;max-width:36rem}
.role{font:500 clamp(1.1rem,1.6vw,1.4rem) var(--display);letter-spacing:.04em;margin-bottom:1.25rem}
.lead{color:var(--muted);font-size:clamp(1.02rem,1.2vw,1.2rem);max-width:34rem}
.cta{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2.25rem}
.rv{opacity:0;transform:translateY(24px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.ready .rv{opacity:1;transform:none}
.role.rv{transition-delay:.55s}.lead.rv{transition-delay:.7s}.cta.rv{transition-delay:.85s}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 1.7rem;border:1px solid var(--line-2);border-radius:999px;
  font:500 .95rem var(--display);letter-spacing:.02em;transition:background .35s,color .35s,border-color .35s,transform .35s var(--ease)}
.btn:hover{border-color:var(--text);transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn.primary{background:var(--text);color:#050506;border-color:var(--text)}
.btn.primary:hover{background:var(--accent);border-color:var(--accent)}

/* ===== Sections ===== */
.sec{max-width:var(--max);margin:0 auto;padding:clamp(5rem,12vw,10rem) var(--pad);border-top:1px solid var(--line)}
.sec-title{font-size:clamp(.95rem,1.2vw,1.1rem);font-weight:500;color:var(--muted);margin-bottom:clamp(2.5rem,6vw,5rem);letter-spacing:.02em}
.reveal{opacity:0;transform:translateY(32px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* About */
.about-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(2rem,7vw,7rem);align-items:start}
.statement{font:600 clamp(1.8rem,4.2vw,4rem)/1.08 var(--display);letter-spacing:-.03em}
.about-side p{color:var(--muted);max-width:32rem}
.facts{margin-top:2.5rem;border-top:1px solid var(--line)}
.facts div{display:flex;justify-content:space-between;gap:1.5rem;padding:1rem 0;border-bottom:1px solid var(--line)}
.facts dt{color:var(--muted);font-size:.92rem}
.facts dd{text-align:right;font-weight:500}

/* What I build */
.build-list{border-top:1px solid var(--line)}
.build-list li{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr) 2rem;gap:2rem;align-items:center;padding:clamp(1.8rem,4vw,3rem) 0;border-bottom:1px solid var(--line);transition:padding .6s var(--ease),background .6s}
.build-list h3{font-size:clamp(1.7rem,4vw,3.4rem);letter-spacing:-.03em;font-weight:500;transition:transform .6s var(--ease),color .4s;color:#d6d5d1}
.build-list p{color:var(--muted);max-width:28rem}
.tick{width:10px;height:10px;border-radius:50%;border:1px solid var(--line-2);justify-self:end;transition:background .4s,border-color .4s,transform .5s var(--ease)}
.build-list li:hover{padding-left:1rem}
.build-list li:hover h3{color:var(--text)}
.build-list li:hover .tick{background:var(--accent);border-color:var(--accent);transform:scale(1.5)}

/* Work */
.project{display:grid;grid-template-columns:1.25fr 1fr;gap:clamp(1.5rem,5vw,5rem);align-items:center;margin-bottom:clamp(3rem,7vw,6rem)}
.project.flip .p-visual{order:2}
.p-visual{position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:6px;border:1px solid var(--line);background:
  radial-gradient(120% 90% at 20% 0%,rgba(157,184,255,.14),transparent 60%),linear-gradient(160deg,var(--surface-2),var(--surface));
  display:grid;place-items:center;transition:border-color .5s,transform .8s var(--ease)}
.p-visual span{font:700 clamp(5rem,14vw,12rem)/1 var(--display);letter-spacing:-.06em;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.16);transition:transform 1s var(--ease),-webkit-text-stroke-color .5s}
.project:hover .p-visual{border-color:var(--line-2);transform:translateY(-4px)}
.project:hover .p-visual span{transform:scale(1.07);-webkit-text-stroke-color:rgba(157,184,255,.55)}
.p-cat{color:var(--accent);font-size:.9rem;font-weight:500;margin-bottom:1rem}
.p-info h3{font-size:clamp(2rem,4vw,3.4rem);letter-spacing:-.035em;margin-bottom:1.1rem}
.p-info>p:not(.p-cat):not(.p-tech){color:var(--muted)}
.p-tech{margin:1.5rem 0;padding-top:1.1rem;border-top:1px solid var(--line);font-size:.92rem;color:var(--text)}
.link{display:inline-block;position:relative;font:500 1rem var(--display);padding-bottom:.3rem}
.link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--text);transition:transform .5s var(--ease),background .3s;transform-origin:right}
.link:hover::after{background:var(--accent);transform:scaleX(.55)}

/* Journey */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.timeline::before{content:"";position:absolute;left:0;right:0;top:5px;height:1px;background:var(--line-2)}
.timeline li{position:relative;padding:2.4rem 2rem 0 0}
.timeline li::before{content:"";position:absolute;top:0;left:0;width:11px;height:11px;border-radius:50%;background:var(--bg);border:1px solid var(--text)}
.timeline li:last-child::before{background:var(--accent);border-color:var(--accent);box-shadow:0 0 0 6px rgba(157,184,255,.14)}
.timeline h3{font-size:clamp(1.4rem,2.4vw,2rem);letter-spacing:-.02em;margin-bottom:.8rem}
.timeline p{color:var(--muted);font-size:.98rem}

/* Contact */
.contact{text-align:center;padding-block:clamp(6rem,16vw,13rem)}
.contact-title{font:700 clamp(2.6rem,10vw,9.5rem)/.92 var(--display);letter-spacing:-.05em}
.contact-text{color:var(--muted);max-width:30rem;margin:2.2rem auto 0}
.socials{display:flex;flex-wrap:wrap;justify-content:center;gap:.8rem;margin-top:2.8rem}
.socials a{display:inline-flex;align-items:center;min-height:48px;padding:0 1.6rem;border:1px solid var(--line-2);border-radius:999px;font:500 .95rem var(--display);transition:background .35s,color .35s,border-color .35s,transform .35s var(--ease)}
.socials a:hover{background:var(--text);color:#050506;border-color:var(--text);transform:translateY(-3px)}

/* Footer */
.footer{display:flex;flex-wrap:wrap;gap:1rem 2rem;align-items:center;justify-content:space-between;max-width:var(--max);margin:0 auto;padding:2rem var(--pad) 2.5rem;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
.totop{color:var(--text);transition:transform .4s var(--ease),color .3s;padding:.5rem 0}
.totop:hover{transform:translateY(-3px);color:var(--accent)}

/* ===== Responsive ===== */
@media (min-width:2200px){:root{--max:1900px}html{font-size:19px}}
@media (max-width:960px){
  .about-grid,.project{grid-template-columns:1fr}
  .project.flip .p-visual{order:0}
  .timeline{grid-template-columns:1fr 1fr;row-gap:2.5rem}
  .timeline::before{display:none}
  .timeline li{padding-top:2rem;border-top:1px solid var(--line-2)}
  .build-list li{grid-template-columns:1fr 1.5rem;row-gap:.6rem}
  .build-list p{grid-column:1}
  .tick{grid-row:1;grid-column:2}
}
@media (max-width:760px){
  .burger{display:block}
  .menu{position:fixed;inset:0;z-index:-1;flex-direction:column;justify-content:center;align-items:flex-start;gap:.4rem;padding:6rem var(--pad) 3rem;
    background:rgba(5,5,6,.97);opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s}
  .menu.open{opacity:1;visibility:visible}
  .menu a{font:600 clamp(2rem,9vw,2.8rem) var(--display);color:var(--text);letter-spacing:-.03em}
  .hero{min-height:auto;padding-top:6.5rem}
  .hero-body{grid-template-columns:1fr;gap:2.25rem}
  .portrait{order:1;justify-self:start;width:min(78%,320px)}
  .hero-copy{order:2}
  .btn{flex:1 1 auto}
  .line:nth-child(2)>span{-webkit-text-stroke-width:1px}
}
@media (max-width:480px){
  .timeline{grid-template-columns:1fr}
  .facts div{flex-direction:column;gap:.2rem}
  .facts dd{text-align:left}
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;transition-delay:0s!important}
  .line>span,.rv,.reveal{transform:none;opacity:1}
  .portrait-frame{clip-path:none}
  .portrait-frame img{transform:none}
}