/* Sutriano Wu — personal site */
:root{
  --bg:#1a1a1b; --bg2:#0f0f0f; --card:#333333; --card2:#2a2a2a;
  --text:#ffffff; --muted:#bdbdbd; --line:rgba(255,255,255,.18);
  --lime:#d0ff71; --ink:#303030; --white:#ffffff;
  --nav:rgba(15,15,15,.9);
  --display:'Antonio',Impact,'Arial Narrow',sans-serif;
  --body:'Inter',system-ui,-apple-system,sans-serif;
  --wrap:1120px; --r:16px;
}
:root[data-theme="light"]{
  --bg:#ededea; --bg2:#ffffff; --card:#ffffff; --card2:#f5f5f2;
  --text:#1a1a1b; --muted:#555; --line:rgba(0,0,0,.15);
  --nav:rgba(255,255,255,.92);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--body);font-weight:300;font-size:16px;line-height:1.5;overflow-x:hidden;transition:background .4s,color .4s}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
.wrap{width:min(var(--wrap),100% - 32px);margin-inline:auto}

/* grain */
.grain{position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.12;mix-blend-mode:color-dodge;
  background-size:250px auto;background-repeat:repeat}
:root[data-theme="light"] .grain{mix-blend-mode:multiply;opacity:.07}
main,footer{position:relative;z-index:2}

/* type */
.h-display{font-family:var(--display);font-weight:700;text-transform:uppercase;line-height:1.1;letter-spacing:0}
.h2{font-size:clamp(40px,5vw,60px)}
.h-xl{font-size:clamp(64px,10vw,120px);line-height:1}
.lead{font-size:18px;line-height:1.5;max-width:520px;margin-top:14px}
.lime{color:var(--lime)}

/* nav */
.nav{position:fixed;top:16px;left:50%;transform:translateX(-50%);z-index:50;display:flex;align-items:center;gap:22px;
  background:var(--nav);border-radius:999px;padding:6px 6px 6px 8px;backdrop-filter:blur(10px);transition:opacity .35s,transform .35s}
.nav .av{width:40px;height:40px;border-radius:50%;object-fit:cover;object-position:50% 20%;background:#fff}
.nav a.link{font-size:16px;color:var(--text);position:relative;transition:color .2s}
.nav a.link:hover,.nav a.link.active{color:var(--lime)}
:root[data-theme="light"] .nav a.link.active,:root[data-theme="light"] .nav a.link:hover{color:#6a8f00}
.nav .cta{background:#fff;color:var(--ink);border-radius:999px;padding:8px 28px;font-size:16px;margin-left:10px;transition:background .2s}
:root[data-theme="light"] .nav .cta{background:var(--ink);color:#fff}
.nav .cta:hover{background:var(--lime);color:var(--ink)}
.pill{position:fixed;top:16px;left:50%;z-index:49;display:flex;align-items:center;gap:10px;background:var(--nav);border-radius:999px;
  padding:6px 18px 6px 6px;font-size:14px;color:var(--text);backdrop-filter:blur(10px);opacity:0;transform:translate(-50%,-30px);pointer-events:none;transition:opacity .35s,transform .35s}
.pill img{width:36px;height:36px;border-radius:50%;object-fit:cover;object-position:50% 20%;background:#fff}
.pill .dot{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 0 rgba(34,197,94,.6);animation:pulse 1.8s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
body.scrolled .nav{opacity:0;transform:translate(-50%,-30px);pointer-events:none}
body.scrolled .pill{opacity:1;transform:translate(-50%,0);pointer-events:auto}
body.scrolled .pill:hover~.nav,body.scrolled .nav:hover{opacity:1;transform:translateX(-50%);pointer-events:auto}

/* hero */
.hero{min-height:100vh;display:grid;place-items:center;padding:120px 0 80px}
.hero-grid{display:grid;grid-template-columns:1fr 340px 1fr;align-items:center;gap:22px;width:min(900px,100% - 32px)}
.hero .left{text-align:right;align-self:center;margin-top:-40px}
.hero .hl{display:inline-block;text-align:left}
.hero .name{font-family:var(--display);font-size:40px;font-weight:400;text-transform:uppercase;line-height:1.3;text-align:left;display:inline-block}
.hero .big{font-family:var(--display);font-size:clamp(44px,5.4vw,60px);font-weight:700;text-transform:uppercase;line-height:1.3}
.hero .right{align-self:center;margin-top:-40px;position:relative;top:58px}
.hero .sub{font-size:14px;line-height:1.5;text-align:right;max-width:150px}
.photo-card{position:relative;border-radius:16px;overflow:visible}
.photo-card img.ph{width:100%;aspect-ratio:340/476;object-fit:cover;object-position:50% 15%;border-radius:16px;background:#fff}
.wave{position:absolute;left:-60px;bottom:-60px;width:122px;height:122px;border-radius:50%;background:var(--lime);display:grid;place-items:center;color:var(--ink);perspective:400px}
.wave span{grid-area:1/1;display:grid;place-items:center;transition:transform .6s,opacity .6s;backface-visibility:hidden}
.wave .hi{font-size:40px;font-weight:400;transform:rotateY(180deg);opacity:0}
.wave.flip .hand{transform:rotateY(-180deg);opacity:0}
.wave.flip .hi{transform:rotateY(0);opacity:1}
.wave svg{width:44px;height:44px;animation:wv 2.4s ease-in-out infinite;transform-origin:70% 90%}
@keyframes wv{0%,60%,100%{transform:rotate(0)}10%,30%{transform:rotate(14deg)}20%,40%{transform:rotate(-8deg)}}

/* split with sticky card */
.split{display:grid;grid-template-columns:minmax(0,600px) 340px;justify-content:space-between;gap:48px}
.split .sticky{position:sticky;top:calc(50vh - 240px);height:max-content;perspective:1000px}
.tilt{position:relative;width:340px;aspect-ratio:340/476;transform-style:preserve-3d;will-change:transform}
.tilt img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:16px;background:#fff;transition:opacity .6s;box-shadow:0 30px 60px rgba(0,0,0,.35)}
.tilt img.contain{object-fit:cover;background:#0d1b2a}
.tilt img:not(.on){opacity:0}
.block{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:120px 0}

/* accordion */
.acc{margin-top:40px}
.acc-item{border-bottom:1px solid var(--line)}
.acc-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;background:none;border:0;cursor:pointer;padding:22px 0;text-align:left;
  font-family:var(--display);font-size:26px;font-weight:400;text-transform:uppercase;line-height:1.3}
.acc-q .num{margin-right:6px}
.acc-q svg{flex:none;width:20px;height:20px;transition:transform .35s}
.acc-item.open .acc-q svg{transform:rotate(180deg)}
.acc-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s ease}
.acc-item.open .acc-a{grid-template-rows:1fr}
.acc-a>div{overflow:hidden}
.acc-a ul{list-style:none;padding:0 0 22px;display:grid;gap:8px}
.acc-a li{position:relative;padding-left:18px;font-size:16px;color:var(--muted)}
.acc-a li:before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--lime)}
.acc-a p{padding:0 0 22px;font-size:16px;color:var(--muted);max-width:560px}

/* stats */
.stats{display:flex;flex-wrap:wrap;gap:24px 26px;margin-top:40px}
.stat .n{font-family:var(--display);font-weight:700;font-size:60px;line-height:1;color:var(--lime)}
.stat .n sup{font-size:.5em;vertical-align:top;position:relative;top:.2em}
.stat .l{font-weight:600;font-size:18px;margin-top:6px}
:root[data-theme="light"] .stat .n{color:#6a8f00}
.contacts{display:flex;gap:36px;margin-top:40px;font-size:18px}
.contacts b{display:block;font-weight:600}
.socials{display:flex;gap:16px;margin-top:36px}
.socials a{width:24px;height:24px;display:grid;place-items:center;transition:color .2s,transform .2s}
.socials a:hover{color:var(--lime);transform:translateY(-2px)}
.socials svg{width:20px;height:20px}
.btn-o{display:inline-block;margin-top:40px;border:1px solid var(--lime);color:var(--lime);border-radius:999px;padding:6px 34px;
  font-family:var(--display);font-size:26px;text-transform:uppercase;line-height:1.3;transition:background .25s,color .25s}
.btn-o:hover{background:var(--lime);color:var(--ink)}
:root[data-theme="light"] .btn-o{color:var(--ink);border-color:var(--ink)}
:root[data-theme="light"] .btn-o:hover{background:var(--ink);color:#fff}

/* projects */
.sec{padding:140px 0}
.proj-list{display:grid;gap:64px;margin-top:80px;justify-items:center}
.proj{position:relative;display:block;width:100%;border-radius:16px;overflow:hidden;transform-origin:center;will-change:transform}
.proj.s{max-width:896px;aspect-ratio:896/598}
.proj.l{max-width:1120px;aspect-ratio:1120/744}
.proj img,.proj .ph-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s}
.proj:hover img{transform:scale(1.04)}
.proj:after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(12,12,13,.45),rgba(12,12,13,.8))}
.proj .info{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;color:#fff}
.tag{background:var(--lime);color:var(--ink);font-size:14px;border-radius:999px;padding:2px 12px}
.proj h3{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:clamp(32px,4.4vw,52px);line-height:1.2;margin-top:18px;max-width:640px}
.proj p{font-size:14px;max-width:560px;margin-top:14px;color:#e5e5e5}
.ph-art{background:radial-gradient(60% 70% at 50% 45%,#4a4a4f 0%,#1d1d20 60%,#111 100%)}
.ph-art:before{content:"";position:absolute;left:50%;top:50%;width:46%;aspect-ratio:1;transform:translate(-50%,-50%) rotate(45deg);
  border-radius:28%;background:linear-gradient(135deg,#6b6b70,#1b1b1e);box-shadow:inset 0 0 60px rgba(0,0,0,.6)}
.center{text-align:center}

/* stories */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
.card{background:var(--card);border-radius:16px;padding:32px;display:flex;flex-direction:column;min-height:244px}
.stars{display:flex;gap:6px;color:var(--lime)}
:root[data-theme="light"] .stars{color:#8bb600}
.stars svg{width:16px;height:16px}
.card .q{font-size:14px;line-height:1.5;margin-top:16px;flex:1}
.who{display:flex;align-items:center;gap:12px;margin-top:20px}
.who img{width:48px;height:48px;border-radius:50%;object-fit:cover;border:2px solid #fff}
.who b{display:block;font-size:14px;font-weight:600}
.who span{font-size:14px}
.card.white{background:#fff;color:var(--ink)}
.card.limec{background:var(--lime);color:var(--ink)}
.card .big{font-family:var(--display);font-weight:700;font-size:60px;line-height:1;margin-top:auto}
.card .small{font-size:14px}

/* faq */
.faq{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:64px}
.faq .acc{margin-top:0}
.faq .acc-q{font-size:24px;padding:28px 0}
.faq-l{position:sticky;top:120px;height:max-content}

/* contact */
.contact{display:grid;grid-template-columns:340px minmax(0,1fr);gap:64px;align-items:center}
.contact .wave{left:-50px;bottom:-50px}
form{display:grid;grid-template-columns:1fr 1fr;gap:18px 12px;margin-top:40px}
form .full{grid-column:1/-1}
label{display:block;font-size:14px;color:var(--lime);margin-bottom:8px}
:root[data-theme="light"] label{color:#4f6b00}
input,select,textarea{width:100%;background:var(--card);border:1px solid transparent;border-radius:999px;padding:9px 18px;font-size:16px;font-weight:400;outline:none;transition:border-color .2s}
textarea{border-radius:16px;min-height:130px;resize:vertical}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:.8}
input:focus,select:focus,textarea:focus{border-color:var(--lime)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%23bbb' stroke-width='2'%3E%3Cpath d='M2 4l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 18px center}
select option{color:#111}
form .btn-o{margin-top:6px;background:none;cursor:pointer;font-size:22px;padding:4px 30px}

/* footer */
footer{background:var(--lime);color:var(--ink);padding:44px 0 36px}
.f-top{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-bottom:26px;border-bottom:1.5px solid var(--ink)}
.f-top small{display:block;font-size:14px}
.f-top b{font-size:18px;font-weight:600}
.f-top .socials{margin-top:4px;gap:10px}
.f-top .socials a:hover{color:#000}
.f-bot{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding-top:24px;font-size:14px}
.f-bot .by{display:flex;align-items:center;gap:8px}
.f-bot .by img{height:13px;width:auto}

/* theme toggle */
.toggle{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);z-index:60;width:36px;height:20px;border-radius:999px;border:0;cursor:pointer;
  background:#8a8a8a;padding:0}
.toggle:after{content:"";position:absolute;top:3px;left:3px;width:14px;height:14px;border-radius:50%;background:#1a1a1b;transition:transform .3s}
:root[data-theme="light"] .toggle{background:#1a1a1b}
:root[data-theme="light"] .toggle:after{transform:translateX(16px);background:#fff}

/* cursor dot */
.cdot{position:fixed;left:0;top:0;width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;background:var(--lime);pointer-events:none;z-index:70;transition:width .2s,height .2s,margin .2s,opacity .3s;opacity:0}
.cdot.big{width:46px;height:46px;margin:-23px 0 0 -23px;opacity:.35!important}

/* reveal */
.rv{opacity:0;transform:translateY(40px);transition:opacity .9s ease,transform .9s ease}
.rv.in{opacity:1;transform:none}

/* about page */
.about-hero{min-height:100vh;display:grid;align-items:center;padding:120px 0 80px}
.about-hero .split{align-items:center}
.about-hero h2{font-family:var(--display);font-size:26px;font-weight:400;text-transform:uppercase;margin-top:28px}
.about-hero p{font-size:16px;max-width:400px;margin-top:6px}
.about-hero .photo img{width:340px;aspect-ratio:340/476;object-fit:cover;border-radius:16px;background:#fff}
.jobs{margin-top:40px}
.job{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 0;border-bottom:1px solid var(--line)}
.job h3{font-family:var(--display);font-weight:400;font-size:30px;text-transform:uppercase}
.job .r{text-align:right}
.job .r b{display:block;color:var(--lime);font-weight:600;font-size:16px}
:root[data-theme="light"] .job .r b{color:#4f6b00}
.job .r span{font-size:14px}
.tools{margin-top:40px}
.tool{display:flex;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
.tool img{width:56px;height:56px;border-radius:10px;object-fit:cover;flex:none}
.tool b{font-weight:600;font-size:18px}
.tool p{font-size:14px;color:var(--muted)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
.step{border-radius:16px;padding:32px;min-height:310px;display:flex;flex-direction:column;background:var(--card)}
.step.white{background:#fff;color:var(--ink)}
.step.limec{background:var(--lime);color:var(--ink)}
.step .n{font-family:var(--display);font-weight:700;font-size:60px;line-height:1}
.step h3{font-family:var(--display);font-weight:400;font-size:26px;text-transform:uppercase;margin-top:auto}
.step p{font-size:14px;margin-top:10px}
.step.span2{grid-column:span 2}
.step-img{border-radius:16px;overflow:hidden;min-height:310px}
.step-img img{width:100%;height:100%;object-fit:cover;object-position:50% 20%}
.more{border:1px dashed var(--line);border-radius:16px;padding:64px 24px;text-align:center;color:var(--muted);max-width:896px;width:100%}

/* responsive */
@media (max-width:980px){
  .split,.faq,.contact,.split.two{grid-template-columns:minmax(0,1fr)}
  .split .sticky{position:relative;top:0;order:-1;justify-self:center}
  .split .sticky.hide-m{display:none}
  .block{min-height:auto;padding:80px 0}
  .faq-l{position:static}
  .grid3,.steps{grid-template-columns:1fr 1fr}
  .contact .photo-card{max-width:340px;margin-inline:auto}
}
@media (max-width:700px){
  .nav{gap:12px;padding:5px 5px 5px 6px}
  .nav .av{width:34px;height:34px}
  .nav a.link{font-size:14px}
  .nav .cta{padding:7px 16px;font-size:14px;margin-left:2px}
  .hero{padding-top:100px}
  .hero-grid{grid-template-columns:1fr;justify-items:center;text-align:center;gap:16px}
  .hero .left,.hero .right{text-align:center;margin:0;top:0}
  .hero .hl{text-align:center}
  .hero .name{text-align:center;display:block;font-size:32px}
  .hero .sub{text-align:center;max-width:none;margin-top:6px}
  .hero .photo-card{width:min(300px,78vw);order:3}
  .wave{width:96px;height:96px;left:-26px;bottom:-34px}
  .tilt{width:min(300px,80vw)}
  .grid3,.steps{grid-template-columns:1fr}
  .step.span2{grid-column:auto}
  form{grid-template-columns:1fr}
  .acc-q{font-size:21px}
  .faq .acc-q{font-size:20px}
  .contacts{flex-direction:column;gap:16px}
  .about-hero .photo img{width:min(300px,80vw)}
  .job h3{font-size:24px}
  .sec{padding:90px 0}
  .proj.s,.proj.l{aspect-ratio:4/5}
  .f-top{flex-direction:column}
  .cdot{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}
}

/* case study */
.back{font-size:14px;color:var(--lime)}
:root[data-theme="light"] .back{color:#4f6b00}
.case-meta{display:flex;flex-wrap:wrap;gap:14px 32px;margin-top:30px;font-size:15px}
.case-meta b{display:block;color:var(--lime);font-weight:600;font-size:13px;text-transform:uppercase;letter-spacing:.04em}
:root[data-theme="light"] .case-meta b{color:#4f6b00}
.logo-hero{background:#fff;border-radius:16px;padding:40px;width:340px;aspect-ratio:340/300;display:grid;place-items:center}
.logo-hero img{max-width:100%;max-height:100%;object-fit:contain}
.logos{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}
.logo-tile{background:#fff;border-radius:16px;display:grid;place-items:center;padding:28px;aspect-ratio:4/3}
.logo-tile img{max-width:100%;max-height:100%;object-fit:contain}
.logo-tile.main{grid-column:span 2;grid-row:span 2;aspect-ratio:auto;padding:56px}
.steps.four{grid-template-columns:repeat(4,1fr)}
.split.two{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.steps.four .step{min-height:280px}
.card .ch{font-family:var(--display);font-weight:400;font-size:26px;text-transform:uppercase}
.ticks{list-style:none;margin-top:40px;display:grid;gap:14px}
.ticks li{position:relative;padding-left:22px;font-size:16px;border-bottom:1px solid var(--line);padding-bottom:14px}
.ticks li:before{content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;background:var(--lime)}
.proj.light{background:#fff}
.proj.light img{object-fit:contain;padding:6% 22% 30%;background:#fff}
.proj.light:after{background:linear-gradient(rgba(12,12,13,0) 30%,rgba(12,12,13,.88) 92%)}
.proj.light .info{justify-content:flex-end;padding-bottom:44px}
@media (max-width:980px){.split.two{grid-template-columns:minmax(0,1fr)}.logos{grid-template-columns:1fr 1fr}.steps.four{grid-template-columns:1fr 1fr}.logo-hero{width:100%;max-width:340px}}
@media (max-width:700px){.steps.four{grid-template-columns:1fr}.h-xl{font-size:clamp(44px,15vw,64px);overflow-wrap:anywhere}.job{flex-direction:column;align-items:flex-start;gap:6px}.job .r{text-align:left}.logo-tile.main{padding:32px}.proj.light img{padding:8% 14% 40%}}