:root{
  --bg:#ffffff;--tint:#fbf6f0;--ink:#1d1814;--muted:#7b726a;--line:#eee6dd;
  --orange:#f26a1b;--orange-dark:#d85a10;--orange-soft:#fff0e5;
  --font:'DM Sans',system-ui,sans-serif;--display:'Manrope','DM Sans',sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,p,ul{margin:0}
ul{padding:0;list-style:none}
h1,h2,h3{font-family:var(--display);letter-spacing:-.025em;line-height:1.1}
button,input,textarea{font:inherit;color:inherit}
.ico{width:1.15em;height:1.15em;flex:none;display:inline-block}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:6px}
.wrap{width:min(1120px,calc(100% - 48px));margin:0 auto}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .3s}
.site-header.is-scrolled{border-color:var(--line)}
.header-inner{width:min(1120px,calc(100% - 48px));margin:0 auto;height:72px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;font:700 16px var(--display)}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--orange);color:#fff;font:800 18px var(--display)}
.nav-links{display:flex;align-items:center;gap:34px;font-size:14.5px;font-weight:500}
.nav-links>a:not(.nav-cta){color:var(--muted);transition:color .2s}
.nav-links>a:not(.nav-cta):hover,.nav-links>a.is-current{color:var(--orange)}
.nav-cta{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;background:var(--orange);color:#fff;font-weight:600;transition:background .2s,transform .2s}
.nav-cta:hover{background:var(--orange-dark);transform:translateY(-1px)}
.menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;position:relative}
.menu-toggle span{position:absolute;left:12px;right:12px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s,top .3s}
.menu-toggle span:first-child{top:15px}.menu-toggle span:last-child{top:24px}
.menu-toggle.is-open span:first-child{top:20px;transform:rotate(45deg)}
.menu-toggle.is-open span:last-child{top:20px;transform:rotate(-45deg)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 26px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .2s var(--ease),background .2s,border-color .2s,color .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 12px 26px -12px rgba(242,106,27,.7)}
.btn-primary:hover{background:var(--orange-dark)}
.btn-ghost{border-color:var(--line);background:#fff}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange)}

/* Hero */
.hero{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:center;padding:72px 0 56px}
.eyebrow,.kicker{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--orange);margin-bottom:18px}
.hero h1{font-size:clamp(40px,5.6vw,68px);font-weight:800}
.hero h1 span{display:block;color:var(--orange)}
.lead{color:var(--muted);font-size:18px;max-width:430px;margin-top:22px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero-visual{position:relative}
.hero-visual::before{content:"";position:absolute;inset:8% 0 -8% 8%;background:var(--orange-soft);border-radius:32px;z-index:-1}

.browser{border-radius:14px;background:#fff;border:1px solid var(--line);overflow:hidden;box-shadow:0 30px 60px -28px rgba(80,40,10,.3)}
.browser-bar{display:flex;align-items:center;gap:14px;padding:10px 14px;background:#faf7f3;border-bottom:1px solid var(--line)}
.dots{display:flex;gap:6px}.dots i{width:9px;height:9px;border-radius:50%;background:#e4dcd2}
.url{flex:1;text-align:center;font-size:12px;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:8px;padding:4px 10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.browser-screen{position:relative;aspect-ratio:1400/680;background:#f3eee8;overflow:hidden}
.browser-screen img{width:100%;height:100%;object-fit:cover;object-position:top}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .8s}
.slide.is-active{opacity:1}
.slider-dots{display:flex;justify-content:center;gap:8px;margin-top:22px}
.slider-dots button{width:22px;height:4px;border:0;border-radius:4px;background:#e4dcd2;cursor:pointer;padding:0;transition:.3s}
.slider-dots button.is-active{background:var(--orange);width:38px}




/* Pixel world */
.px{image-rendering:pixelated;image-rendering:crisp-edges}
.stage{position:relative;overflow:hidden;background:linear-gradient(#fff 0%,#fff7ef 100%)}
.stage .hero{position:relative;z-index:1}
.sky{position:absolute;inset:0;pointer-events:none;z-index:0}
.sun{position:absolute;right:6%;top:22px;width:84px;opacity:.95}
.cloud{position:absolute;animation:sway 14s ease-in-out infinite}
.c1{left:22%;top:8px;width:150px}
.c2{left:50%;top:18px;width:110px;animation-delay:-5s;animation-duration:18s}
.c3{left:4%;bottom:150px;width:90px;animation-delay:-9s;animation-duration:16s}
@keyframes sway{50%{transform:translateX(36px)}}
.ground{height:128px;margin-top:-8px;background:url('../img/pixel/terrain.png') repeat-x left bottom/auto 128px;image-rendering:pixelated;position:relative;z-index:1}
.block{position:absolute;z-index:3;animation:bob 6s ease-in-out infinite;filter:drop-shadow(0 10px 12px rgba(80,40,10,.25))}
.b1{width:64px;left:-30px;bottom:56px}
.b2{width:48px;left:36px;top:-36px;animation-delay:-2s}
.b3{width:48px;right:-26px;bottom:90px;animation-delay:-4s}
@keyframes bob{50%{transform:translateY(-9px)}}

/* Technology */
.tech{padding:70px 0 20px;text-align:center}
.skills-label{font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--orange);margin-bottom:26px}
.tech-grid{display:grid;grid-template-columns:repeat(9,1fr);gap:14px}
.tech-tile{display:flex;flex-direction:column;align-items:center;gap:14px;padding:22px 6px 18px;background:#fff;border:1px solid var(--line);border-radius:18px;transition:transform .3s var(--ease),border-color .3s,box-shadow .3s}
.tech-tile:hover{transform:translateY(-6px);border-color:#f7c9a8;box-shadow:0 20px 36px -22px rgba(242,106,27,.5)}
.tech-tile img{width:44px;height:44px;object-fit:contain}
.tech-tile span{font-size:13.5px;font-weight:600;color:#4b423a}
.section-head-sm{margin-bottom:22px}
#projects{padding-top:64px}
.contact{position:relative}
.contact-blocks{position:absolute;right:56px;bottom:100%;display:flex;pointer-events:none}
.contact-blocks img{width:48px;height:48px}

/* Sections */
.section{padding:100px 0}
.tint{background:var(--tint)}
.section-head{margin-bottom:48px}
.section-head h2,.contact h2{font-size:clamp(30px,4vw,44px);font-weight:800}
.section-head .kicker,.contact .kicker{margin-bottom:12px}

/* Project cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
.card:hover{transform:translateY(-6px);border-color:#f7c9a8;box-shadow:0 26px 50px -28px rgba(242,106,27,.45)}
.card-shot{display:block;aspect-ratio:1400/680;overflow:hidden;background:#f3eee8;border-bottom:1px solid var(--line)}
.card-shot img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .6s var(--ease)}
.card:hover .card-shot img{transform:scale(1.04)}
.card-body{padding:24px 24px 26px}
.card-body h3{font-size:21px;margin-bottom:8px}
.card-body p{color:var(--muted);font-size:15px;margin-bottom:18px}
.link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--orange);font-size:14.5px}
.link:hover{color:var(--orange-dark)}

/* Publications */
.pubs{display:grid;gap:14px}
.pub{display:grid;grid-template-columns:80px 1fr auto 28px;align-items:center;gap:28px;padding:26px 30px;background:#fff;border:1px solid var(--line);border-radius:18px;transition:transform .3s var(--ease),border-color .3s,box-shadow .3s}
.pub:hover{transform:translateX(6px);border-color:#f7c9a8;box-shadow:0 18px 40px -26px rgba(242,106,27,.45)}
.pub-year{font:800 22px var(--display);color:var(--orange)}
.pub-main strong{display:block;font:700 17px/1.35 var(--display);letter-spacing:-.01em}
.pub-main small,.pub-metric small{display:block;margin-top:5px;font-size:13.5px;color:var(--muted)}
.pub-metric{text-align:right;min-width:120px}
.pub-metric b{font:800 26px var(--display);letter-spacing:-.02em}
.pub-metric small{margin-top:0}
.pub-arrow{color:var(--orange);transition:transform .3s}
.pub:hover .pub-arrow{transform:translate(3px,-3px)}

/* Contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center;padding:56px;background:var(--orange-soft);border-radius:28px}
.contact .lead{margin:16px 0 26px}
.wa-line{display:flex;align-items:center;gap:14px;margin-bottom:26px}
.wa-line strong{font:700 26px var(--display);letter-spacing:.01em}
.copy-btn{padding:7px 14px;border:1px solid #f3c7a5;border-radius:999px;background:#fff;color:var(--orange-dark);font-size:13px;font-weight:600;cursor:pointer;transition:.2s}
.copy-btn:hover{border-color:var(--orange)}
.copy-btn.is-done{background:var(--orange);color:#fff;border-color:var(--orange)}
.form{display:grid;gap:16px;padding:30px;background:#fff;border-radius:20px;border:1px solid var(--line)}
.form label{display:grid;gap:8px;font-size:14px;font-weight:600}
.form input,.form textarea{width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:12px;background:#fff;font-weight:400;transition:border-color .2s,box-shadow .2s}
.form textarea{resize:vertical;min-height:104px}
.form input:focus,.form textarea:focus{outline:0;border-color:var(--orange);box-shadow:0 0 0 4px rgba(242,106,27,.12)}
.form .is-invalid{border-color:#e0432e}
.form-error{color:#c8341f;font-size:13.5px}

/* Footer + floating */
.footer{display:flex;justify-content:space-between;gap:16px;padding:30px 0 40px;font-size:14px;color:var(--muted)}
.footer a:hover{color:var(--orange)}
.wa-float{position:fixed;right:22px;bottom:22px;z-index:60;display:grid;place-items:center;width:56px;height:56px;border-radius:50%;background:var(--orange);color:#fff;box-shadow:0 16px 32px -10px rgba(242,106,27,.7);transition:transform .2s}
.wa-float:hover{transform:translateY(-3px) scale(1.05)}
.wa-float .ico{width:28px;height:28px}

/* Reveal */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0ms)}
.js .reveal.is-visible{opacity:1;transform:none}

/* Responsive */
@media (max-width:980px){
  .tech-grid{grid-template-columns:repeat(3,1fr)}
  .b3{display:none}
  .sun{width:70px}
  .hero{grid-template-columns:1fr;gap:48px;padding-top:48px}
  .grid-3{grid-template-columns:1fr 1fr}
  .contact{grid-template-columns:1fr;gap:36px;padding:40px 32px}
}
@media (max-width:780px){
  .menu-toggle{display:block}
  .nav-links{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:8px 24px 24px;background:#fff;border-bottom:1px solid var(--line);transform:translateY(-10px);opacity:0;visibility:hidden;transition:.3s var(--ease);font-size:17px}
  .nav-links.is-open{transform:none;opacity:1;visibility:visible}
  .nav-links>a:not(.nav-cta){padding:16px 0;border-bottom:1px solid var(--line)}
  .nav-cta{justify-content:center;margin-top:18px;padding:14px}
  .pub{grid-template-columns:1fr auto;gap:10px 16px;padding:22px}
  .pub-year{grid-column:1/-1}
  .pub-main{grid-column:1/2;grid-row:2}
  .pub-metric{grid-column:1/-1;grid-row:3;min-width:0;text-align:left;display:flex;align-items:baseline;gap:10px;padding-top:12px;border-top:1px solid var(--line)}
  .pub-metric small{margin:0}
  .pub-arrow{display:none}
  .pub:hover{transform:none}
}
@media (max-width:600px){
  .b1{width:48px;left:-10px}
  .b2{width:40px;left:20px}
  .c2,.c3{display:none}
  .c1{left:6%;top:12px;width:100px}
  .sun{right:4%;top:10px;width:56px}
  .stage .hero{padding-top:92px}
  .contact-blocks{right:24px}
  .contact-blocks img{width:40px;height:40px}
  .tech-tile{padding:18px 4px 14px}
  body{font-size:15.5px}
  .wrap,.header-inner{width:calc(100% - 32px)}
  .section{padding:76px 0}
  .grid-3{grid-template-columns:1fr}
  .actions .btn{width:100%}
  .contact{padding:30px 20px;border-radius:22px}
  .form{padding:22px 18px}
  .footer{flex-direction:column;align-items:center;text-align:center}
  .wa-float{right:16px;bottom:16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
}


/* Interactive pixel companion — additive styles */
.pixel-buddy{position:fixed;right:24px;bottom:94px;z-index:45;display:flex;align-items:flex-end;gap:10px;max-width:min(340px,calc(100vw - 32px));pointer-events:none}
.pixel-buddy *{pointer-events:auto}
.pixel-buddy-button{width:86px;height:112px;flex:0 0 86px;padding:0;border:0;background:transparent;cursor:pointer;filter:drop-shadow(0 8px 10px rgba(48,34,20,.18));transition:transform .22s var(--ease)}
.pixel-buddy-button:hover{transform:translateY(-6px) rotate(-2deg)}
.pixel-buddy-button:active{transform:translateY(1px) scale(.97)}
.pixel-buddy-button img{width:100%;height:100%;object-fit:contain;image-rendering:pixelated;animation:buddy-float 3.2s ease-in-out infinite}
.pixel-buddy-bubble{position:relative;max-width:210px;margin-bottom:26px;padding:12px 14px;border:2px solid #eadfd2;border-radius:14px;background:#fff;color:var(--ink);box-shadow:0 12px 28px rgba(50,35,20,.12);font-size:13px;line-height:1.45;opacity:0;visibility:hidden;transform:translateY(8px) scale(.97);transform-origin:bottom right;transition:opacity .2s,transform .2s,visibility .2s}
.pixel-buddy-bubble::after{content:"";position:absolute;right:-7px;bottom:15px;width:12px;height:12px;background:#fff;border-top:2px solid #eadfd2;border-right:2px solid #eadfd2;transform:rotate(45deg)}
.pixel-buddy.is-open .pixel-buddy-bubble{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.pixel-buddy-bubble strong{display:block;color:var(--orange);margin-bottom:3px}
@keyframes buddy-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@media(max-width:600px){.pixel-buddy{right:12px;bottom:82px;gap:6px}.pixel-buddy-button{width:64px;height:88px;flex-basis:64px}.pixel-buddy-bubble{max-width:185px;font-size:12px;padding:10px 12px;margin-bottom:18px}}
@media(prefers-reduced-motion:reduce){.pixel-buddy-button img{animation:none}.pixel-buddy-button{transition:none}.pixel-buddy-bubble{transition:none}}