/* ============================================================
   Filip Gocławski — portfolio
   Theme morphs per era via @property-animated custom props.
   ============================================================ */

/* ---- animatable theme colours (transition smoothly on change) ---- */
@property --accent  { syntax:'<color>'; inherits:true; initial-value:#8b7bff; }
@property --accent2 { syntax:'<color>'; inherits:true; initial-value:#22d3ee; }
@property --accent3 { syntax:'<color>'; inherits:true; initial-value:#a78bfa; }
@property --accent4 { syntax:'<color>'; inherits:true; initial-value:#f0abfc; }
@property --glow    { syntax:'<color>'; inherits:true; initial-value:#7c5cff70; }
@property --tint    { syntax:'<color>'; inherits:true; initial-value:#0b0b16; }

:root{
  --bg:#06070c;
  --text:#eceef6;
  --muted:#969fb4;
  --faint:#6b7388;
  --card:rgba(255,255,255,.038);
  --card-2:rgba(255,255,255,.065);
  --border:rgba(255,255,255,.10);
  --border-2:rgba(255,255,255,.16);
  --maxw:1180px;
  --r:20px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Space Grotesk',var(--font);
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}

/* theme palettes ------------------------------------------------ */
html{
  transition:--accent .7s var(--ease), --accent2 .7s var(--ease),
             --accent3 .7s var(--ease), --accent4 .7s var(--ease),
             --glow .8s var(--ease), --tint 1.1s var(--ease);
}
html[data-theme=intro]  {--accent:#8b7bff;--accent2:#22d3ee;--accent3:#a78bfa;--accent4:#f0abfc;--glow:#7c5cff80;--tint:#0d0b1e;}
html[data-theme=google] {--accent:#4285F4;--accent2:#EA4335;--accent3:#34A853;--accent4:#FBBC05;--glow:#4285F48c;--tint:#0a1430;}
html[data-theme=samsung]{--accent:#2f7bff;--accent2:#3ac7ff;--accent3:#7aa9ff;--accent4:#1428A0;--glow:#1f63ff86;--tint:#06112e;}
html[data-theme=tutor]  {--accent:#12c38a;--accent2:#0ea5e9;--accent3:#5eead4;--accent4:#a3e635;--glow:#10b98184;--tint:#04160e;}
html[data-theme=pjatk]  {--accent:#f23a59;--accent2:#ff7a8a;--accent3:#ffd5db;--accent4:#ff5a5f;--glow:#f23a5986;--tint:#1d0a12;}
html[data-theme=lab]    {--accent:#b35cf7;--accent2:#22d3ee;--accent3:#f59e0b;--accent4:#ec4899;--glow:#a855f786;--tint:#110a24;}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:86px;-webkit-text-size-adjust:100%;}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;}}

body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{ /* tint + era-colour wash that follows the theme */
  content:"";position:fixed;inset:0;z-index:-3;pointer-events:none;
  background:
    radial-gradient(100% 65% at 50% -6%, color-mix(in srgb,var(--accent) 30%,transparent) 0%, transparent 55%),
    radial-gradient(85% 62% at 100% 106%, color-mix(in srgb,var(--accent2) 22%,transparent) 0%, transparent 55%),
    radial-gradient(80% 60% at 0% 104%, color-mix(in srgb,var(--accent3) 16%,transparent) 0%, transparent 55%),
    radial-gradient(120% 85% at 50% -10%, var(--tint) 0%, transparent 64%),
    radial-gradient(115% 80% at 50% 112%, var(--tint) 0%, transparent 60%),
    var(--bg);
}
img,video{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
::selection{background:color-mix(in srgb,var(--accent) 40%,transparent);color:#fff;}

/* ---------- decorative background ---------- */
.bg{position:fixed;inset:0;z-index:-2;overflow:hidden;pointer-events:none;}
.aurora{
  position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;
  mix-blend-mode:screen;will-change:transform;
}
.a1{width:62vw;height:62vw;left:-12vw;top:-14vw;background:radial-gradient(circle at 30% 30%,var(--accent),transparent 64%);animation:drift1 26s var(--ease) infinite alternate;opacity:.82;}
.a2{width:54vw;height:54vw;right:-14vw;top:4vh;background:radial-gradient(circle at 60% 40%,var(--accent2),transparent 62%);animation:drift2 30s var(--ease) infinite alternate;opacity:.7;}
.a3{width:56vw;height:56vw;left:16vw;bottom:-20vw;background:radial-gradient(circle at 50% 50%,var(--accent3),transparent 60%);animation:drift3 34s var(--ease) infinite alternate;opacity:.6;}
@keyframes drift1{to{transform:translate3d(12vw,8vh,0) scale(1.15);}}
@keyframes drift2{to{transform:translate3d(-10vw,12vh,0) scale(1.1);}}
@keyframes drift3{to{transform:translate3d(8vw,-10vh,0) scale(1.2);}}

.grid-overlay{
  position:absolute;inset:0;opacity:.7;
  background-image:
    linear-gradient(color-mix(in srgb,var(--accent) 15%,transparent) 1px,transparent 1px),
    linear-gradient(90deg,color-mix(in srgb,var(--accent) 15%,transparent) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(120% 90% at 50% 0%,#000 30%,transparent 80%);
          mask-image:radial-gradient(120% 90% at 50% 0%,#000 30%,transparent 80%);
}
.noise{
  position:absolute;inset:0;opacity:.04;mix-blend-mode:overlay;
  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='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- cursor glow + scroll progress ---------- */
.cursor-glow{
  position:fixed;top:0;left:0;width:380px;height:380px;border-radius:50%;
  transform:translate(-50%,-50%);z-index:-1;pointer-events:none;opacity:0;
  background:radial-gradient(circle,color-mix(in srgb,var(--accent) 26%,transparent),transparent 60%);
  transition:opacity .4s;
}
.scroll-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:60;background:transparent;}
.scroll-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent2));box-shadow:0 0 14px var(--glow);}

/* floating era words drifting in the background (recolour + retext per era) */
.fx{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;}
.fx-word{
  position:absolute;transform:translate(-50%,-50%);
  font-family:var(--display);font-weight:700;letter-spacing:-.03em;white-space:nowrap;
  color:color-mix(in srgb,var(--accent) 85%,transparent);opacity:0;
  animation:fxfloat var(--d,30s) ease-in-out infinite;transition:color .8s var(--ease);
}
@keyframes fxfloat{
  0%,100%{opacity:0;transform:translate(-50%,-50%) translateY(30px) scale(.9);}
  20%{opacity:.075;}
  50%{opacity:.05;transform:translate(-50%,-50%) translateY(-30px) scale(1.08);}
  80%{opacity:.075;}
}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px clamp(16px,4vw,40px);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:linear-gradient(to bottom,color-mix(in srgb,var(--bg) 78%,transparent),transparent);
  border-bottom:1px solid transparent;transition:border-color .4s,background .4s;
}
.nav.scrolled{border-bottom-color:var(--border);background:color-mix(in srgb,var(--bg) 80%,transparent);}
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{
  font-family:var(--display);font-weight:700;font-size:18px;letter-spacing:.5px;
  width:38px;height:38px;display:grid;place-items:center;border-radius:11px;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));
  box-shadow:0 6px 22px var(--glow);
}
.brand-era{
  font-family:var(--mono);font-size:12px;color:var(--muted);
  padding:4px 10px;border:1px solid var(--border);border-radius:999px;
  background:var(--card);transition:color .4s,border-color .4s;
}
.nav-links{display:flex;gap:6px;}
.nav-links a{
  font-size:14px;color:var(--muted);padding:8px 14px;border-radius:999px;
  transition:color .25s,background .25s;
}
.nav-links a:hover{color:var(--text);background:var(--card);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.lang-toggle{
  position:relative;display:flex;align-items:center;cursor:pointer;
  border:1px solid var(--border);background:var(--card);border-radius:999px;
  padding:4px;font-family:var(--mono);font-size:12px;font-weight:500;
}
.lang-opt{position:relative;z-index:1;padding:4px 10px;border-radius:999px;color:var(--muted);transition:color .3s;}
.lang-toggle[data-lang=en] .lang-opt[data-lang=en],
.lang-toggle[data-lang=pl] .lang-opt[data-lang=pl]{color:#fff;}
.lang-thumb{
  position:absolute;top:4px;bottom:4px;left:4px;width:calc(50% - 4px);border-radius:999px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 4px 14px var(--glow);
  transition:transform .35s var(--ease);
}
.lang-toggle[data-lang=pl] .lang-thumb{transform:translateX(100%);}
.icon-btn{
  width:38px;height:38px;display:grid;place-items:center;border-radius:11px;color:var(--muted);
  border:1px solid var(--border);background:var(--card);transition:.25s;
}
.icon-btn:hover{color:#fff;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;cursor:pointer;
  font-family:var(--font);font-size:15px;font-weight:500;
  padding:12px 20px;border-radius:13px;border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .25s,background .25s,border-color .25s,color .25s;
}
.btn svg{flex:0 0 auto;}
.btn-primary{color:#fff;background:linear-gradient(135deg,var(--accent),color-mix(in srgb,var(--accent2) 70%,var(--accent)));box-shadow:0 10px 30px var(--glow);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px var(--glow);}
.btn-ghost{color:var(--text);background:var(--card);border-color:var(--border);}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent);background:var(--card-2);}

/* ---------- layout helpers ---------- */
section{position:relative;}
.section-head{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,40px);}
.section-kicker{font-family:var(--mono);font-size:13px;color:var(--accent);letter-spacing:1px;margin:0 0 10px;transition:color .5s;}
.section-title{font-family:var(--display);font-weight:700;font-size:clamp(30px,5vw,52px);line-height:1.05;margin:0 0 14px;letter-spacing:-.02em;}
.section-sub{color:var(--muted);font-size:clamp(15px,2vw,18px);max-width:620px;margin:0;}

/* ---------- HERO ---------- */
.hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:120px clamp(20px,5vw,40px) 80px;}
.hero-inner{
  max-width:var(--maxw);margin:0 auto;width:100%;
  display:grid;grid-template-columns:1.35fr .9fr;gap:clamp(30px,5vw,70px);align-items:center;
}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:14px;color:var(--muted);margin:0 0 22px;
  padding:7px 14px;border:1px solid var(--border);border-radius:999px;background:var(--card);width:fit-content;}
.status-dot{width:9px;height:9px;border-radius:50%;background:var(--accent3);box-shadow:0 0 0 0 var(--glow);animation:pulse 2.4s infinite;}
@keyframes pulse{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--accent) 60%,transparent);}70%{box-shadow:0 0 0 12px transparent;}100%{box-shadow:0 0 0 0 transparent;}}
.hero-title{font-family:var(--display);font-weight:700;letter-spacing:-.03em;margin:0 0 22px;line-height:1;}
.hero-title .line{display:block;font-size:clamp(20px,3vw,28px);color:var(--muted);font-weight:500;margin-bottom:6px;}
.hero-title .name{
  display:block;font-size:clamp(44px,8.5vw,92px);
  background:linear-gradient(120deg,var(--text) 20%,var(--accent) 55%,var(--accent2) 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-tagline{font-size:clamp(17px,2.4vw,21px);color:var(--text);margin:0 0 14px;max-width:560px;}
.hero-bio{font-size:16px;color:var(--muted);margin:0 0 26px;max-width:540px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px;}
.chip{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text);
  padding:8px 14px;border-radius:999px;border:1px solid var(--border);background:var(--card);transition:border-color .25s,transform .2s;}
.chip:hover{border-color:var(--accent);transform:translateY(-2px);}
.chip-ic{font-size:15px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;}

.hero-photo{position:relative;justify-self:center;}
.photo-ring{
  position:relative;width:clamp(220px,28vw,340px);aspect-ratio:1;border-radius:50%;padding:6px;
  background:conic-gradient(from 0deg,var(--accent),var(--accent2),var(--accent3),var(--accent4),var(--accent));
  box-shadow:0 30px 80px var(--glow);animation:float 7s ease-in-out infinite;
}
.photo-ring::after{content:"";position:absolute;inset:-22px;border-radius:50%;border:1px dashed color-mix(in srgb,var(--accent) 40%,transparent);animation:spin 24s linear infinite;}
.photo-ring img{width:100%;height:100%;border-radius:50%;object-fit:cover;border:4px solid var(--bg);}
@keyframes float{0%,100%{transform:translateY(0);}50%{transform:translateY(-16px);}}
@keyframes spin{to{transform:rotate(360deg);}}
.photo-badge{
  position:absolute;bottom:8%;left:-6%;display:inline-flex;align-items:center;gap:7px;
  font-family:var(--mono);font-size:13px;font-weight:500;color:#fff;
  padding:9px 14px;border-radius:13px;background:linear-gradient(135deg,var(--accent),var(--accent2));
  box-shadow:0 12px 30px var(--glow);animation:float 7s ease-in-out infinite .6s;
}
.photo-badge svg{opacity:.9;}

.scroll-hint{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;
  font-family:var(--mono);font-size:12px;letter-spacing:1px;color:var(--muted);text-transform:lowercase;}
.mouse{width:24px;height:38px;border:2px solid var(--border-2);border-radius:14px;display:flex;justify-content:center;padding-top:7px;}
.wheel{width:4px;height:8px;border-radius:2px;background:var(--accent);animation:wheel 1.6s infinite;}
@keyframes wheel{0%{opacity:0;transform:translateY(-4px);}40%{opacity:1;}80%,100%{opacity:0;transform:translateY(10px);}}

/* ---------- JOURNEY / TIMELINE ---------- */
.journey{padding:clamp(80px,14vh,160px) 0 clamp(80px,14vh,160px);}
.journey .section-head{margin-bottom:clamp(60px,12vh,120px);}
.timeline{position:relative;max-width:1080px;margin:0 auto;padding:0 clamp(20px,5vw,40px);}
.spine{position:absolute;top:0;bottom:0;right:calc(clamp(20px,5vw,40px) + 36px);width:2px;
  background:linear-gradient(var(--border),var(--border) 60%,transparent);border-radius:2px;}
.spine-fill{position:absolute;top:0;left:-1px;width:4px;border-radius:4px;height:0;
  background:linear-gradient(var(--accent),var(--accent2));box-shadow:0 0 18px var(--glow);
  transition:height .12s linear;}
.entries{display:flex;flex-direction:column;gap:clamp(90px,16vh,210px);}
.entry{
  position:relative;display:grid;grid-template-columns:minmax(0,1fr) 72px;align-items:start;
  min-height:58vh;
  opacity:.32;filter:saturate(.6);transform:scale(.97);
  transition:opacity .65s var(--ease),transform .65s var(--ease),filter .65s var(--ease);
}
.entry.is-past{opacity:.55;filter:saturate(.82);transform:scale(.985);}
.entry.is-active{opacity:1;filter:none;transform:none;}
.entry__rail{position:relative;align-self:stretch;min-height:100%;}
.entry__node{
  position:absolute;left:50%;top:30px;transform:translate(-50%,-50%);
  width:18px;height:18px;border-radius:50%;background:var(--bg);border:2px solid var(--border-2);
  z-index:2;transition:border-color .4s,box-shadow .4s,background .4s,transform .3s;
}
.entry.is-active .entry__node{border-color:var(--accent);background:var(--accent);box-shadow:0 0 0 6px color-mix(in srgb,var(--accent) 22%,transparent),0 0 22px var(--glow);transform:translate(-50%,-50%) scale(1.15);}
.entry.is-past .entry__node{border-color:var(--accent);background:var(--accent);}
.entry__node .logo{position:absolute;inset:0;display:grid;place-items:center;opacity:0;transition:opacity .4s;}
.entry__year{position:absolute;left:calc(50% + 20px);top:30px;transform:translateY(-50%);
  font-family:var(--mono);font-size:12.5px;color:var(--muted);white-space:nowrap;transition:color .4s;}
.entry.is-active .entry__year{color:var(--accent);}

.entry__card{
  position:relative;z-index:1;background:var(--card);border:1px solid var(--border);border-radius:var(--r);
  padding:clamp(24px,3.4vw,40px);margin-right:14px;overflow:hidden;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  opacity:0;transform:translateY(48px);transition:opacity .7s var(--ease),transform .7s var(--ease),border-color .5s,box-shadow .5s;
}
.entry.reveal .entry__card{opacity:1;transform:none;}
.entry.is-active .entry__card{border-color:color-mix(in srgb,var(--accent) 50%,transparent);box-shadow:0 44px 100px -34px var(--glow),0 0 0 1px color-mix(in srgb,var(--accent) 18%,transparent);}
.entry__card::before{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:linear-gradient(var(--accent),var(--accent2));opacity:.0;transition:opacity .5s;}
.entry.is-active .entry__card::before{opacity:1;}
.entry__glow{position:absolute;width:380px;height:380px;right:-90px;top:-90px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,color-mix(in srgb,var(--accent) 24%,transparent),transparent 65%);opacity:0;transition:opacity .5s;}
.entry.is-active .entry__glow{opacity:1;}

/* giant era word as a watermark ON the tile (behind the text) */
.entry__ghost{
  position:absolute;right:-.03em;bottom:-.2em;z-index:0;pointer-events:none;
  font-family:var(--display);font-weight:700;letter-spacing:-.05em;line-height:.78;white-space:nowrap;text-align:right;
  font-size:clamp(50px,9vw,124px);
  color:transparent;-webkit-text-stroke:1.4px color-mix(in srgb,var(--accent) 32%,transparent);
  opacity:.16;transform:translateY(10px);
  transition:opacity .7s var(--ease),transform .9s var(--ease),-webkit-text-stroke-color .7s;
}
.entry.is-active .entry__ghost{opacity:.32;transform:none;
  -webkit-text-stroke-color:color-mix(in srgb,var(--accent) 75%,transparent);}
/* keep the card copy above the watermark */
.entry__head,.entry__org,.entry__body,.entry__list,.entry__stack{position:relative;z-index:1;}

/* chapter counter floating above each card */
.entry__step{
  position:absolute;left:2px;top:-34px;z-index:2;
  font-family:var(--mono);font-size:13px;letter-spacing:3px;color:var(--muted);
  opacity:.45;transition:opacity .5s,color .5s,transform .5s;transform:translateY(6px);
}
.entry__step i{font-style:normal;margin:0 3px;opacity:.5;}
.entry.is-active .entry__step{opacity:1;color:var(--accent);transform:none;}

.entry__head{display:flex;align-items:center;gap:14px;margin-bottom:6px;flex-wrap:wrap;}
.entry__logo{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;flex:0 0 auto;
  background:var(--card-2);border:1px solid var(--border);overflow:hidden;}
.entry__logo:not(.entry__logo--wide) svg{width:26px;height:26px;}
.entry__logo--wide{width:auto;height:42px;padding:0 2px;background:none;border:none;overflow:visible;border-radius:0;}
.entry__logo--wide svg{height:30px;width:auto;display:block;filter:drop-shadow(0 4px 12px rgba(0,0,0,.35));}
.entry__when{font-family:var(--mono);font-size:12.5px;color:var(--accent);transition:color .5s;}
.entry__role{font-family:var(--display);font-size:clamp(22px,3.2vw,32px);font-weight:600;margin:2px 0 4px;letter-spacing:-.01em;}
.entry__org{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:15px;margin-bottom:14px;}
.entry__org .tag{font-size:12px;color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 35%,transparent);
  padding:2px 9px;border-radius:999px;}
.entry__body{color:var(--muted);font-size:15.5px;margin:0 0 14px;}
.entry__list{list-style:none;padding:0;margin:0;display:grid;gap:9px;}
.entry__list li{position:relative;padding-left:24px;color:var(--text);font-size:14.5px;}
.entry__list li::before{content:"";position:absolute;left:4px;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 10px var(--glow);}
.entry__stack{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px;}
.entry__stack span{font-family:var(--mono);font-size:11.5px;color:var(--muted);padding:4px 10px;border-radius:8px;
  background:var(--card-2);border:1px solid var(--border);}
.entry--present .entry__when::after{content:"";display:inline-block;width:7px;height:7px;margin-left:7px;border-radius:50%;
  background:var(--accent3);box-shadow:0 0 0 0 var(--glow);animation:pulse 2.2s infinite;vertical-align:middle;}

/* ---------- WORK ---------- */
.work{padding:clamp(70px,12vh,140px) 0 clamp(60px,10vh,120px);}
.work .section-head{margin-bottom:46px;}
.featured{max-width:var(--maxw);margin:0 auto 50px;padding:0 clamp(20px,5vw,40px);
  display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.feat{
  position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--border);
  background:var(--card);min-height:300px;display:flex;flex-direction:column;justify-content:flex-end;
  opacity:0;transform:translateY(40px) scale(.98);transition:opacity .7s var(--ease),transform .7s var(--ease),border-color .35s,box-shadow .35s;
}
.feat.reveal{opacity:1;transform:none;}
.feat:hover{border-color:color-mix(in srgb,var(--card-accent,var(--accent)) 50%,transparent);box-shadow:0 30px 70px -30px color-mix(in srgb,var(--card-accent,var(--accent)) 60%,transparent);}
.feat--big{grid-column:span 2;min-height:360px;}
.feat__media{position:absolute;inset:0;z-index:0;}
.feat__media img,.feat__media video{width:100%;height:100%;object-fit:cover;filter:saturate(1.05);}
.feat__media::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(4,5,10,.96) 6%,rgba(4,5,10,.55) 42%,rgba(4,5,10,.12) 75%);}
.feat__shade{position:absolute;inset:0;z-index:1;background:radial-gradient(120% 80% at 0% 100%,color-mix(in srgb,var(--card-accent,var(--accent)) 30%,transparent),transparent 60%);opacity:.0;transition:opacity .4s;}
.feat:hover .feat__shade{opacity:1;}
.feat__body{position:relative;z-index:2;padding:clamp(20px,3vw,30px);}
.feat__kicker{font-family:var(--mono);font-size:12px;color:var(--card-accent,var(--accent));margin:0 0 8px;letter-spacing:.5px;}
.feat__title{font-family:var(--display);font-weight:600;font-size:clamp(20px,2.6vw,27px);margin:0 0 8px;}
.feat__desc{color:#c7cdda;font-size:14.5px;margin:0 0 14px;max-width:46ch;}
.feat__meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.feat__tags{display:flex;gap:7px;flex-wrap:wrap;}
.feat__tags span{font-family:var(--mono);font-size:11px;color:#cfd5e2;padding:3px 9px;border-radius:7px;background:rgba(255,255,255,.08);border:1px solid var(--border);}
.feat__play{position:absolute;top:16px;right:16px;z-index:3;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  background:color-mix(in srgb,var(--bg) 55%,transparent);backdrop-filter:blur(6px);border:1px solid var(--border-2);color:#fff;}
.feat__live{position:absolute;top:16px;left:16px;z-index:3;display:inline-flex;align-items:center;gap:7px;
  font-family:var(--mono);font-size:11.5px;color:#fff;padding:6px 12px;border-radius:999px;
  background:color-mix(in srgb,#10b981 80%,#000);box-shadow:0 6px 20px rgba(16,185,129,.4);}
.feat__live i{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.8s infinite;}
.link-out{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:#fff;font-weight:500;
  padding:7px 13px;border-radius:9px;background:rgba(255,255,255,.1);border:1px solid var(--border-2);transition:.2s;}
.link-out:hover{background:rgba(255,255,255,.18);}

/* SplitTab live preview card (no video) */
.splittab{background:linear-gradient(150deg,color-mix(in srgb,#10b981 22%,#0a1410),#0a1118);}
.splittab .flow{position:absolute;inset:0;z-index:0;display:flex;align-items:center;justify-content:center;gap:14px;opacity:.5;}
.splittab .flow b{font-family:var(--mono);font-size:13px;color:#bdf3df;padding:8px 14px;border-radius:10px;border:1px solid rgba(16,185,129,.35);background:rgba(16,185,129,.08);}
.splittab .flow i{color:#10b981;font-style:normal;}

/* ---------- filters ---------- */
.filters{max-width:var(--maxw);margin:0 auto 26px;padding:0 clamp(20px,5vw,40px);display:flex;flex-wrap:wrap;gap:9px;}
.filter{font-family:var(--mono);font-size:13px;color:var(--muted);padding:8px 15px;border-radius:999px;cursor:pointer;
  border:1px solid var(--border);background:var(--card);transition:.2s;}
.filter:hover{color:var(--text);border-color:var(--border-2);}
.filter.active{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));border-color:transparent;box-shadow:0 8px 22px var(--glow);}

/* ---------- project grid ---------- */
.grid{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,40px);
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.card{
  position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--border);background:var(--card);
  display:flex;flex-direction:column;opacity:0;transform:translateY(30px);
  transition:opacity .6s var(--ease),transform .6s var(--ease),border-color .3s,box-shadow .3s;
}
.card.reveal{opacity:1;transform:none;}
.card.hide{display:none;}
.card:hover{border-color:color-mix(in srgb,var(--card-accent,var(--accent)) 50%,transparent);transform:translateY(-4px);box-shadow:0 24px 50px -26px color-mix(in srgb,var(--card-accent,var(--accent)) 55%,transparent);}
.card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#0c0e16;}
.card__media img,.card__media video{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.card:hover .card__media img,.card:hover .card__media video{transform:scale(1.06);}
.card__noimg{position:absolute;inset:0;display:grid;place-items:center;
  background:radial-gradient(120% 120% at 30% 10%,color-mix(in srgb,var(--card-accent,var(--accent)) 32%,transparent),transparent 60%),#0b0d15;}
.card__noimg .em{font-size:48px;filter:drop-shadow(0 6px 16px rgba(0,0,0,.5));}
/* project slideshow */
.slides{position:absolute;inset:0;}
.slides .slide{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;
  transition:opacity .8s var(--ease),transform .5s var(--ease);}
.slides .slide.on{opacity:1;}
.slide-dots{position:absolute;left:0;right:0;bottom:9px;z-index:3;display:flex;gap:6px;justify-content:center;}
.slide-dots .dot{width:6px;height:6px;padding:0;border:none;border-radius:50%;cursor:pointer;
  background:rgba(255,255,255,.45);transition:.3s;}
.slide-dots .dot.on{background:#fff;width:16px;border-radius:3px;}
.slide-dots .dot:hover{background:rgba(255,255,255,.85);}
.card__media:has(.slides)::after{content:"";position:absolute;inset:auto 0 0 0;height:46px;z-index:2;pointer-events:none;
  background:linear-gradient(transparent,rgba(4,5,10,.55));}
.card__lang{position:absolute;top:12px;left:12px;font-family:var(--mono);font-size:11px;color:#fff;
  padding:4px 10px;border-radius:8px;background:color-mix(in srgb,var(--card-accent,var(--accent)) 65%,#000);backdrop-filter:blur(4px);}
.card__body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:9px;flex:1;}
.card__title{font-family:var(--display);font-weight:600;font-size:18px;margin:0;display:flex;align-items:center;gap:8px;}
.card__desc{color:var(--muted);font-size:14px;margin:0;flex:1;}
.card__foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:4px;}
.card__tags{display:flex;gap:6px;flex-wrap:wrap;}
.card__tags span{font-family:var(--mono);font-size:10.5px;color:var(--muted);padding:3px 8px;border-radius:7px;background:var(--card-2);border:1px solid var(--border);}
.card__gh{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--muted);transition:color .2s;}
.card__gh:hover{color:var(--accent);}

/* ---------- contact ---------- */
.contact{padding:clamp(80px,14vh,160px) clamp(20px,5vw,40px) 70px;text-align:center;}
.contact-inner{max-width:760px;margin:0 auto;}
.contact-title{font-family:var(--display);font-weight:700;font-size:clamp(34px,6vw,64px);letter-spacing:-.02em;margin:8px 0 14px;
  background:linear-gradient(120deg,var(--text),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.contact-sub{color:var(--muted);font-size:18px;margin:0 0 32px;}
.contact-links{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:46px;}
.contact-foot{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:center;font-size:13px;color:var(--faint);font-family:var(--mono);}
.to-top{color:var(--accent);transition:color .2s;}
.to-top:hover{color:var(--accent2);}

/* ---------- reveal util ---------- */
.reveal-up{opacity:0;transform:translateY(30px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.reveal-up.reveal{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .nav-links{display:none;}
  .hero-inner{grid-template-columns:1fr;text-align:left;}
  .hero-photo{order:-1;justify-self:start;}
  .photo-ring{width:clamp(150px,40vw,210px);}
  .featured{grid-template-columns:1fr;}
  .feat--big{grid-column:span 1;}
  .grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:680px){
  .grid{grid-template-columns:1fr;}
  /* spine to the left on mobile */
  .timeline{padding-left:8px;}
  .spine{right:auto;left:26px;}
  .entry{grid-template-columns:52px minmax(0,1fr);}
  .entry__rail{order:-1;}
  .entry__node{left:26px;}
  .entry__year{left:auto;right:100%;transform:translateY(-50%);margin-right:-44px;display:none;}
  .entry__card{margin-right:0;margin-left:6px;}
  .hero-cta .btn{flex:1 1 auto;justify-content:center;}
}
@media (max-width:420px){
  .brand-era{display:none;}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  .aurora,.photo-ring,.photo-badge,.photo-ring::after,.wheel,.status-dot,.feat__live i,.entry--present .entry__when::after,.fx-word{animation:none!important;}
  .reveal-up,.entry__card,.feat,.card{transition:opacity .4s ease!important;transform:none!important;}
  .reveal-up{opacity:1;}
  .fx{display:none!important;}
}