/* ---------- tokens ---------- */
:root{
  --bg:#09090b;
  --surface:rgba(255,255,255,0.03);
  --surface-2:rgba(255,255,255,0.055);
  --border:rgba(255,255,255,0.09);
  --border-strong:rgba(255,255,255,0.22);
  --text-primary:#fafafa;
  --text-secondary:rgba(255,255,255,0.72);
  --text-muted:rgba(255,255,255,0.48);
  --accent:#ffffff;
  --ok:#86efac;
  --err:#fca5a5;
  --mono:'DM Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans:'Manrope', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --radius:14px;
  --radius-sm:8px;
  --nav-h:64px;
  --gutter:max(6vw, calc((100% - 1280px) / 2));
  --ease:cubic-bezier(.22,1,.36,1);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--bg); color:var(--text-primary);
  font-family:var(--sans); font-size:16px; line-height:1.6;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
img{ max-width:100%; display:block; }
h1,h2,h3,p,dl,dd,figure{ margin:0; }
[tabindex="-1"]:focus{ outline:none; }
:focus-visible{ outline:2px solid #fff; outline-offset:3px; border-radius:4px; }
::selection{ background:rgba(255,255,255,0.85); color:#09090b; }
html.menu-open{ overflow:hidden; }

/* ---------- background ---------- */
.bg-decor{ position:fixed; inset:0; z-index:-1; transform:translateZ(0); overflow:hidden; pointer-events:none; }
.galaxy-canvas{ position:absolute; inset:0; z-index:0; width:100%; height:100%; opacity:.75; pointer-events:none; }
.bg-glow{
  position:absolute; inset:0; z-index:1;
  background:
    radial-gradient(60% 45% at 78% 8%, rgba(255,255,255,0.05), transparent 70%),
    radial-gradient(50% 40% at 12% 100%, rgba(255,255,255,0.035), transparent 70%),
    radial-gradient(120% 90% at 50% 50%, transparent 55%, rgba(0,0,0,0.55) 100%);
}
.grid-overlay{
  position:absolute; inset:0; z-index:2;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.028) 1px, transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 30%, #000 0%, transparent 75%);
          mask-image:radial-gradient(ellipse at 50% 30%, #000 0%, transparent 75%);
}

/* ---------- navbar ---------- */
.navbar{
  position:fixed; top:0; left:0; right:0; z-index:50; height:var(--nav-h);
  display:flex; align-items:center; justify-content:space-between; gap:24px;
  padding:0 var(--gutter);
  background:rgba(9,9,11,0.62);
  -webkit-backdrop-filter:blur(14px); backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.nav-logo{ font-family:var(--mono); font-weight:500; font-size:18px; letter-spacing:.04em; }
.nav-logo span{ color:var(--text-muted); }
.nav-links{ display:flex; gap:32px; font-size:14px; margin-left:auto; }
.nav-links a{ color:var(--text-secondary); transition:color .2s ease; }
.nav-links a:hover{ color:var(--text-primary); }
.nav-cta{
  display:inline-flex; align-items:center; gap:6px; font-size:13px; font-weight:600;
  border:1px solid var(--border-strong); border-radius:999px; padding:8px 16px;
  color:var(--text-primary) !important; transition:background .25s ease, color .25s ease, border-color .25s ease;
}
.nav-cta:hover{ background:#fff; color:#09090b !important; border-color:#fff; }
.nav-cta--menu{ display:none; }
.nav-toggle{
  display:none; position:relative; width:44px; height:44px; margin-right:-10px;
  background:none; border:0; cursor:pointer; color:var(--text-primary);
}
.nav-toggle span{
  position:absolute; left:11px; right:11px; height:2px; background:currentColor; border-radius:2px;
  transition:transform .3s var(--ease);
}
.nav-toggle span:first-child{ top:17px; }
.nav-toggle span:last-child{ top:25px; }
.nav-toggle[aria-expanded="true"] span:first-child{ transform:translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child{ transform:translateY(-4px) rotate(-45deg); }
.nav-backdrop{ display:none; }

@media (max-width:760px){
  .nav-cta--bar{ display:none; }
  .nav-toggle{ display:block; }
  .nav-links{
    position:fixed; top:var(--nav-h); left:0; right:0; z-index:49;
    flex-direction:column; gap:0; margin:0; padding:6px 6vw 22px;
    background:rgba(9,9,11,0.97); border-bottom:1px solid var(--border);
    opacity:0; visibility:hidden; transform:translateY(-8px);
    transition:opacity .25s ease, transform .3s var(--ease), visibility 0s linear .3s;
  }
  .nav-links.is-open{ opacity:1; visibility:visible; transform:none; transition-delay:0s; }
  .nav-links a{ padding:16px 0; font-size:18px; border-bottom:1px solid var(--border); }
  .nav-links .nav-cta--menu{ display:inline-flex; justify-content:center; margin-top:18px; padding:14px; border:1px solid var(--border-strong); font-size:15px; }
  .nav-backdrop{
    display:block; position:fixed; inset:var(--nav-h) 0 0 0; z-index:48;
    background:rgba(0,0,0,0.5); opacity:0; visibility:hidden;
    transition:opacity .25s ease, visibility 0s linear .25s;
  }
  .nav-backdrop.is-open{ opacity:1; visibility:visible; transition-delay:0s; }
}

/* ---------- reveal ---------- */
.js .reveal{ opacity:0; transform:translateY(14px); transition:opacity .6s ease var(--d,0s), transform .6s var(--ease) var(--d,0s); }
.js .reveal.is-visible, .js.no-reveal .reveal{ opacity:1; transform:none; }
.js .reveal.is-instant{ transition:none; }   /* section jumps: content is simply there */
@media (prefers-reduced-motion: reduce){
  .js .reveal{ opacity:1; transform:none; transition:none; }
}

/* ---------- buttons & small elements ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  min-height:48px; padding:0 24px; border-radius:999px; font-size:15px; font-weight:600;
  font-family:var(--sans); cursor:pointer; border:1px solid transparent;
  transition:background .25s ease, color .25s ease, border-color .25s ease, transform .25s var(--ease);
}
.btn .arrow, .project-link .arrow{ display:inline-block; transition:transform .25s var(--ease); }
.btn:hover .arrow, .project-link:hover .arrow{ transform:translate(3px,-3px); }
.btn:hover .arrow:where(:first-child){ transform:none; }
.btn--primary{ background:#fff; color:#09090b; }
.btn--primary:hover{ background:#e4e4e7; }
.btn--ghost{ border-color:var(--border-strong); color:var(--text-primary); }
.btn--ghost:hover{ border-color:#fff; background:var(--surface-2); }
.btn--block{ width:100%; }
.btn:disabled{ opacity:.7; cursor:progress; }
.kicker{ font-family:var(--mono); font-size:12px; letter-spacing:.18em; text-transform:uppercase; color:var(--text-muted); margin-bottom:14px; }
.lead{ font-size:clamp(17px,1.8vw,20px); line-height:1.65; color:var(--text-secondary); }

/* ---------- hero ---------- */
.hero{
  min-height:100vh; min-height:100svh;
  display:flex; align-items:center;
  padding:calc(var(--nav-h) + 48px) var(--gutter) 88px;
  position:relative; overflow-x:hidden; overflow-x:clip;
}
.id-card-stage{ position:absolute; top:0; right:0; bottom:0; left:50%; z-index:1; pointer-events:auto; touch-action:none; }
.id-card-stage canvas{ display:block; position:absolute; top:0; right:0; width:200%; height:100%; pointer-events:none; }
.id-card-stage.is-fallback::before{
  content:""; position:absolute; top:50%; left:50%; width:clamp(160px,18vw,240px); aspect-ratio:1;
  transform:translate(-50%,-50%); border-radius:var(--radius); border:1px solid var(--border-strong);
  background:url("assets/profile.png") center/cover;
}
.hero-inner{ max-width:min(600px, 46vw); position:relative; z-index:2; pointer-events:none; }
.hero-inner *{ pointer-events:auto; }
.id-card-grab{ position:absolute; left:0; top:0; display:none; touch-action:none; pointer-events:auto; will-change:transform; }
@media (pointer:coarse){
  .id-card-stage{ touch-action:auto; }
  .id-card-grab{ display:block; }
}

.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--mono); font-size:12px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--text-secondary); margin:0 0 28px;
}
.status-dot{ width:7px; height:7px; border-radius:50%; background:var(--ok); box-shadow:0 0 0 0 rgba(134,239,172,.5); animation:pulse 2.6s ease-out infinite; }
@keyframes pulse{ 0%{ box-shadow:0 0 0 0 rgba(134,239,172,.45); } 70%,100%{ box-shadow:0 0 0 9px rgba(134,239,172,0); } }
.hero-title{ line-height:.98; margin-bottom:28px; }
.hero-name{ display:block; font-family:var(--mono); font-weight:400; font-size:14px; letter-spacing:.08em; color:var(--text-muted); margin-bottom:14px; }
.hero-title .line{ display:block; font-size:clamp(46px,7.6vw,104px); font-weight:800; letter-spacing:-0.045em; }
.line-a{ color:var(--text-primary); }
.line-b{ color:var(--text-muted); }
.hero-copy{ font-size:clamp(16px,1.5vw,19px); line-height:1.65; color:var(--text-secondary); max-width:30em; margin-bottom:18px; }
.hero-stack{ font-family:var(--mono); font-size:13px; letter-spacing:.04em; color:var(--text-muted); margin-bottom:34px; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; margin-bottom:26px; }
.hero-status{ font-family:var(--mono); font-size:12px; color:var(--text-muted); }
.scroll-hint{
  position:absolute; bottom:28px; left:50%; transform:translateX(-50%); z-index:2;
  display:flex; align-items:center; gap:8px;
  font-family:var(--mono); font-size:11px; letter-spacing:.2em; text-transform:uppercase; color:var(--text-muted);
  transition:color .2s ease;
}
.scroll-hint:hover{ color:var(--text-primary); }
.scroll-hint .arrow{ animation:bob 2.4s ease-in-out infinite; }
@keyframes bob{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(4px); } }
@media (prefers-reduced-motion: reduce){ .scroll-hint .arrow, .status-dot{ animation:none; } }

@media (max-width:640px){
  .hero{ flex-direction:column; align-items:stretch; justify-content:flex-start; padding-top:var(--nav-h); padding-bottom:56px; }
  .id-card-stage{
    position:relative; top:auto; right:auto; bottom:auto; left:auto; order:-1; flex:none;
    width:calc(100% + 12vw); margin:calc(var(--nav-h) * -1) -6vw 20px;
    /* sized from the screen WIDTH (never changes) so in-app browser bars can't rescale the card */
    height:calc(clamp(270px, 74vw, 350px) + var(--nav-h));
  }
  .id-card-stage canvas{ right:auto; left:0; width:100%; }
  .hero-inner{ max-width:none; }
  .hero-title .line{ font-size:clamp(44px,15vw,64px); }
  .hero-actions .btn{ flex:1 1 100%; }
  .scroll-hint{ display:none; }
}

/* ---------- sections ---------- */
.section{ width:min(1280px, calc(100% - 12vw)); margin-inline:auto; padding-block:clamp(72px,10vw,128px); position:relative; }
.section-head{ margin-bottom:clamp(36px,5vw,56px); max-width:640px; }
.section h2{ font-size:clamp(30px,4.2vw,52px); font-weight:800; letter-spacing:-0.035em; line-height:1.08; margin-bottom:16px; }
.section-head p:last-child{ color:var(--text-secondary); font-size:clamp(16px,1.5vw,18px); }
@media (max-width:640px){ .section{ width:calc(100% - 12vw); } }

/* ---------- about ---------- */
.about-grid{ display:grid; grid-template-columns:minmax(220px,360px) 1fr; gap:clamp(32px,6vw,88px); align-items:center; }
.about-photo{ border-radius:var(--radius); overflow:hidden; border:1px solid var(--border); background:var(--surface); aspect-ratio:1; }
.about-photo img{ width:100%; height:100%; object-fit:cover; filter:grayscale(.25) contrast(1.02); }
.about-body .lead{ max-width:34em; margin-bottom:36px; }
.facts{ display:grid; grid-template-columns:1fr 1fr; border-top:1px solid var(--border); }
.facts > div{ padding:18px 0; border-bottom:1px solid var(--border); }
.facts > div:nth-child(odd){ padding-right:20px; }
.facts dt{ font-family:var(--mono); font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--text-muted); margin-bottom:6px; }
.facts dd{ font-size:15px; font-weight:600; }
@media (max-width:820px){ .about-grid{ grid-template-columns:1fr; } .about-photo{ max-width:300px; } }
@media (max-width:480px){ .facts{ grid-template-columns:1fr; } .facts > div:nth-child(odd){ padding-right:0; } }

/* ---------- projects (bento) ---------- */
.bento{ display:grid; grid-template-columns:repeat(6,1fr); gap:18px; }
.project{
  position:relative; display:flex; flex-direction:column; overflow:hidden;
  border:1px solid var(--border); background:var(--surface); border-radius:var(--radius);
  transition:transform .4s var(--ease), border-color .3s ease, background .3s ease, box-shadow .4s var(--ease);
}
.project:hover{ transform:translateY(-4px); border-color:var(--border-strong); background:var(--surface-2); box-shadow:0 18px 40px -22px rgba(0,0,0,.9); }
.project--flagship{ grid-column:span 6; flex-direction:row; min-height:380px; }
.project--medium{ grid-column:span 3; }
.project--compact{ grid-column:span 2; }
.project-media{ position:relative; overflow:hidden; background:rgba(255,255,255,0.025); }
.project--flagship .project-media{ flex:1.15; border-right:1px solid var(--border); }
.project--medium .project-media{ height:170px; border-bottom:1px solid var(--border); }
.project-body{ display:flex; flex-direction:column; gap:14px; padding:clamp(22px,2.6vw,36px); transition:transform .4s var(--ease); }
.project--flagship .project-body{ flex:1; justify-content:center; }
.project:hover .project-body{ transform:translateX(3px); }
.project-meta{ display:flex; align-items:center; gap:12px; font-family:var(--mono); font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--text-muted); }
.project-meta span{ color:var(--text-primary); }
.project h3{ font-size:clamp(22px,2.2vw,28px); font-weight:800; letter-spacing:-0.025em; line-height:1.15; }
.project--flagship h3{ font-size:clamp(30px,3.6vw,46px); }
.project--compact h3{ font-size:clamp(19px,1.8vw,22px); }
.project-desc{ color:var(--text-secondary); font-size:15px; line-height:1.65; max-width:34em; }
.chip-row{ display:flex; flex-wrap:wrap; gap:6px; }
.chip-row li{
  font-family:var(--mono); font-size:11px; color:var(--text-secondary);
  border:1px solid var(--border); border-radius:999px; padding:3px 11px;
}
.project-links{ display:flex; flex-wrap:wrap; gap:18px; margin-top:6px; }
.project-link{ font-size:14px; font-weight:600; display:inline-flex; gap:4px; border-bottom:1px solid var(--border-strong); padding-bottom:2px; transition:border-color .2s ease; }
.project-link:hover{ border-color:#fff; }

/* flagship visual: a letter grid with a highlighted snake path (pure CSS, decorative) */
.snake-grid{
  position:absolute; inset:0; display:grid; grid-template-columns:repeat(5,1fr); grid-template-rows:repeat(4,1fr);
  gap:10px; padding:clamp(20px,3vw,40px);
  transform:scale(1); transition:transform .8s var(--ease);
}
.snake-grid span{
  display:grid; place-items:center; border:1px solid var(--border); border-radius:var(--radius-sm);
  font-family:var(--mono); font-size:clamp(16px,2.2vw,26px); color:rgba(255,255,255,0.18);
  transition:background .4s ease, color .4s ease;
}
.snake-grid .on{ background:rgba(255,255,255,0.9); color:#09090b; border-color:#fff; font-weight:500; }
.project:hover .snake-grid{ transform:scale(1.04); }
/* medium cards: quiet typographic panel */
.project-media--art{
  background:
    linear-gradient(to right, rgba(255,255,255,0.05) 1px, transparent 1px) 0 0/32px 32px,
    linear-gradient(to bottom, rgba(255,255,255,0.05) 1px, transparent 1px) 0 0/32px 32px,
    radial-gradient(80% 120% at 85% 0%, rgba(255,255,255,0.08), transparent 70%);
}
.project-media--art span{
  position:absolute; left:clamp(22px,2.6vw,36px); bottom:16px; font-family:var(--mono); font-size:12px;
  letter-spacing:.2em; text-transform:uppercase; color:var(--text-muted);
  transition:transform .8s var(--ease);
}
.project:hover .project-media--art span{ transform:scale(1.06); transform-origin:left bottom; }

/* project previews (decorative, pure CSS) */
.project--compact .project-media{ height:140px; border-bottom:1px solid var(--border); }
.viz{ position:absolute; inset:0; padding:22px; display:flex; transition:transform .8s var(--ease); }
.project:hover .viz{ transform:scale(1.04); }
.viz i{ display:block; border:1px solid var(--border); border-radius:6px; background:rgba(255,255,255,0.04); }
.viz .hi{ background:rgba(255,255,255,0.9); border-color:#fff; }
.viz--abs{ padding:0; }
.viz--abs i{ position:absolute; }
.lava{ position:absolute; left:0; right:0; bottom:0; height:22%; border-top:1px solid var(--border-strong);
  background:repeating-linear-gradient(110deg, rgba(255,255,255,0.16) 0 14px, rgba(255,255,255,0.04) 14px 28px); }
.viz--shop{ gap:12px; position:relative; }
.viz--shop .tile{ flex:1; display:flex; flex-direction:column; gap:7px; }
.viz--shop .img{ flex:1; }
.viz--shop .hi2{ background:rgba(255,255,255,0.14); border-color:var(--border-strong); }
.viz--shop .ln{ height:7px; border-radius:4px; }
.viz--shop .short{ width:50%; }
.viz--shop .cart{ position:absolute; top:10px; right:12px; width:34px; height:14px; border-radius:999px; background:rgba(255,255,255,0.9); border-color:#fff; }
.viz--menu{ flex-direction:column; justify-content:center; gap:13px; }
.viz--menu .row{ display:flex; align-items:center; gap:10px; }
.viz--menu i{ height:7px; border-radius:4px; }
.viz--menu u{ flex:1; border-bottom:1px dotted var(--border-strong); }
.viz--posters{ gap:10px; align-items:center; justify-content:center; padding:16px; }
.viz--posters i{ height:100%; aspect-ratio:2/3; max-height:100px; border-radius:6px; }
.viz--posters .hi{ transform:translateY(-6px); }
.viz--win{ padding:16px 22px 0; }
.viz--win .win{ flex:1; display:flex; flex-direction:column; gap:8px; padding:10px; border:1px solid var(--border-strong); border-bottom:0; border-radius:8px 8px 0 0; }
.dots{ display:flex; gap:4px; }
.dots b{ width:6px; height:6px; border-radius:50%; background:rgba(255,255,255,0.3); }
.viz--win .ln{ height:9px; border-radius:4px; }
.viz--win .blocks{ flex:1; display:flex; gap:8px; }
.viz--win .blocks i{ flex:1; }
@media (max-width:900px){ .project--compact .project-media{ height:150px; } }
@media (prefers-reduced-motion: reduce){ .viz{ transition:none; } .project:hover .viz{ transform:none; } }

@media (max-width:900px){
  .project--flagship{ flex-direction:column; min-height:0; }
  .project--flagship .project-media{ flex:none; height:240px; border-right:0; border-bottom:1px solid var(--border); }
  .project--medium, .project--compact{ grid-column:span 6; }
}
@media (prefers-reduced-motion: reduce){
  .project, .project-body, .snake-grid, .project-media--art span{ transition:none; }
  .project:hover, .project:hover .project-body, .project:hover .snake-grid, .project:hover .project-media--art span{ transform:none; }
}


/* ---------- 3D project carousel ---------- */
.has-carousel .bento{ display:none; }
.carousel{ position:relative; padding-block:8px 0; overflow-x:hidden; overflow-x:clip; }
.carousel-stage{
  position:relative; width:100%; touch-action:pan-y; cursor:grab; user-select:none; -webkit-user-select:none;
  -webkit-tap-highlight-color:transparent;
}
.carousel-stage.is-dragging{ cursor:grabbing; }
.carousel-stage:focus-visible{ outline:1px solid var(--border-strong); outline-offset:-1px; border-radius:var(--radius); }
.c-face{ position:absolute; top:0; left:50%; visibility:hidden; transform-origin:50% 50%; }
.c-face::after{ /* depth shading: side cards darken as they turn away */
  content:""; position:absolute; inset:0; border-radius:var(--radius); background:#000;
  opacity:var(--shade,0); pointer-events:none;
}
.c-face img{ -webkit-user-drag:none; }
.project--face{ height:100%; background:rgba(14,14,16,0.96); transition:box-shadow .6s var(--ease), border-color .4s ease; }
.project--face:hover{ transform:none; box-shadow:none; background:rgba(20,20,23,0.97); }
.project--face .project-media{ position:relative; flex:none; height:180px; border:0; border-bottom:1px solid var(--border); }
/* parallax: art and text drift against the card as it turns */
.project--face .project-media > *{ scale:1.08; translate:calc(var(--px,0) * 0.6px) 0; }
.project--face .project-body{ flex:1; padding:22px; gap:12px; transform:translateX(calc(var(--px,0) * -0.5px)); }
.project--face:hover .project-body{ transform:translateX(calc(var(--px,0) * -0.5px)); }
.project--face h3{ font-size:22px; }
.project--face .project-links{ margin-top:auto; padding-top:4px; }
.project--face .snake-grid{ padding:14px; gap:6px; }
.project--face .snake-grid span{ font-size:clamp(14px,4vw,20px); }
.c-face.is-front .project--face{ border-color:var(--border-strong); box-shadow:0 40px 90px -40px rgba(255,255,255,0.22), 0 0 0 1px rgba(255,255,255,0.06); }
.c-face:not(.is-front){ cursor:pointer; }
.c-face:not(.is-front) a{ pointer-events:none; }

.carousel-ui{ display:flex; align-items:center; justify-content:center; gap:18px; margin-top:28px; }
.carousel-btn{
  width:44px; height:44px; border-radius:50%; border:1px solid var(--border-strong); background:transparent;
  color:var(--text-primary); font-size:18px; cursor:pointer; transition:background .25s ease, color .25s ease, border-color .25s ease;
}
.carousel-btn:hover{ background:#fff; color:#09090b; border-color:#fff; }
.carousel-play{ font-size:12px; letter-spacing:-1px; border-color:var(--border); color:var(--text-secondary); }
.carousel-dots{ display:flex; gap:6px; --p:1; }
.carousel-dot{ position:relative; width:24px; height:24px; padding:0; border:0; background:none; cursor:pointer; }
.carousel-dot::after, .carousel-dot::before{
  content:""; position:absolute; left:50%; top:50%; height:8px; margin-top:-4px; border-radius:999px;
  width:8px; margin-left:-4px; background:rgba(255,255,255,0.25); transition:width .4s var(--ease), margin .4s var(--ease), background .25s ease;
}
.carousel-dot::before{ opacity:0; background:#fff; z-index:1; transform-origin:left center; transition:width .4s var(--ease), margin .4s var(--ease); }
.carousel-dot:hover::after{ background:rgba(255,255,255,0.6); }
/* active dot grows into a pill that fills as the auto-play timer runs */
.carousel-dot.is-active{ width:40px; margin:0 6px; }
.carousel-dot.is-active::after{ width:34px; margin-left:-17px; }
.carousel-dot.is-active::before{ opacity:1; width:34px; margin-left:-17px; transform:scaleX(var(--p,1)); transition:none; }
.carousel-status{ margin-top:14px; text-align:center; font-family:var(--mono); font-size:12px; letter-spacing:.12em; text-transform:uppercase; color:var(--text-secondary); }
.carousel-hint{ margin-top:6px; text-align:center; font-family:var(--mono); font-size:11px; letter-spacing:.14em; color:var(--text-muted); }
@media (prefers-reduced-motion: reduce){ .carousel-btn, .carousel-dot::after, .carousel-dot::before{ transition:none; } }

/* ---------- skills ---------- */
.skill-groups{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.skill-group{ border:1px solid var(--border); background:var(--surface); border-radius:var(--radius); padding:24px; }
.skill-group h3{ font-family:var(--mono); font-size:11px; font-weight:400; letter-spacing:.16em; text-transform:uppercase; color:var(--text-muted); margin-bottom:16px; }
.skill-group ul{ display:flex; flex-wrap:wrap; gap:8px; }
.skill-group li{
  font-size:14px; font-weight:600; border:1px solid var(--border); border-radius:999px; padding:6px 14px;
  color:var(--text-secondary); transition:color .2s ease, border-color .2s ease, background .2s ease;
}
.skill-group li:hover{ color:var(--text-primary); border-color:var(--border-strong); background:var(--surface-2); }
@media (max-width:900px){ .skill-groups{ grid-template-columns:1fr 1fr; } }
@media (max-width:540px){ .skill-groups{ grid-template-columns:1fr; } }


/* ---------- certificates ---------- */
.cert-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.cert{
  display:flex; flex-direction:column; align-items:flex-start; gap:14px; padding:clamp(22px,2.4vw,30px);
  border:1px solid var(--border); background:var(--surface); border-radius:var(--radius);
  transition:transform .4s var(--ease), border-color .3s ease, background .3s ease;
}
.cert:hover{ transform:translateY(-4px); border-color:var(--border-strong); background:var(--surface-2); }
.cert-issuer{ font-family:var(--mono); font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--text-muted); }
.cert h3{ font-size:clamp(19px,1.8vw,22px); font-weight:800; letter-spacing:-0.025em; line-height:1.2; }
.cert-meta{ font-size:14px; color:var(--text-secondary); }
.cert .project-link{ margin-top:auto; }
@media (max-width:900px){ .cert-grid{ grid-template-columns:1fr; } }
@media (max-width:1000px){ .nav-links{ gap:22px; } }
@media (prefers-reduced-motion: reduce){ .cert{ transition:none; } .cert:hover{ transform:none; } }

/* ══ Eye tracker ═══════════════════════════════════════════
   By Bencho (bencho.dev, MIT — bencho.dev/licence); see assets/js/eyetracker.js.
   Bencho's tokens are mapped to this site's own, locally on .eyt so nothing leaks out:
     --fill-slab  (the ball)  → --text-primary, this site's near-white ink
     --fill-on    (the eyes)  → --bg, this site's near-black ground
   (--ink and --bg are only used by Bencho's logo-test variant, which this site doesn't have.) */
.eyt-slot{ margin-bottom:26px; }
.eyt{
  --fill-slab: var(--text-primary);
  --fill-on: var(--bg);
  width: var(--eyt-size, 100px);
  height: var(--eyt-size, 100px);
  display: grid;
  place-items: center;
}
.eyt-ball{
  width: var(--eyt-size, 100px);
  height: var(--eyt-size, 100px);
  overflow: visible;
}

/* the ball is the slab and the eyes its ink: white with dark eyes
   on a light fill, near-black with light eyes on a dark one */
.eyt-body{ fill: var(--fill-slab); }
.eyt-eye{ fill: var(--fill-on); }

/* ---------- contact ---------- */
.contact-cta{ text-align:center; max-width:720px; margin:0 auto clamp(48px,7vw,80px); display:flex; flex-direction:column; align-items:center; }
.contact-cta h2{ font-size:clamp(34px,5.6vw,72px); letter-spacing:-0.045em; margin-bottom:18px; }
.contact-cta .lead{ margin-bottom:32px; }
.contact-grid{ display:grid; grid-template-columns:1.2fr .8fr; gap:clamp(28px,5vw,64px); align-items:start; }
@media (max-width:900px){ .contact-grid{ grid-template-columns:1fr; } }

.contact-form{ display:flex; flex-direction:column; gap:18px; border:1px solid var(--border); background:var(--surface); border-radius:var(--radius); padding:clamp(22px,3vw,36px); }
.field{ display:flex; flex-direction:column; gap:8px; }
.field label{ font-family:var(--mono); font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--text-muted); }
.field input, .field textarea{
  width:100%; background:rgba(0,0,0,0.3); border:1px solid var(--border); border-radius:10px;
  color:var(--text-primary); font-family:var(--sans); font-size:16px; /* 16px stops iOS Safari zooming on focus */
  padding:14px 16px; resize:vertical; min-height:50px; outline:none;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.field textarea{ min-height:140px; }
.field input::placeholder, .field textarea::placeholder{ color:rgba(255,255,255,0.28); }
.field input:hover, .field textarea:hover{ border-color:var(--border-strong); }
.field input:focus, .field textarea:focus{ border-color:#fff; box-shadow:0 0 0 3px rgba(255,255,255,0.1); }
.field [aria-invalid="true"]{ border-color:var(--err); }
.field-error{ font-size:13px; color:var(--err); min-height:0; }
.field-error:empty{ display:none; }
.form-note{ font-size:14px; color:var(--text-muted); line-height:1.6; }
.form-note:empty{ display:none; }
.form-note a{ color:var(--text-primary); border-bottom:1px solid var(--border-strong); }
.form-note.is-error{ color:var(--err); }
.form-note.is-success{ color:var(--text-secondary); }

.socials{ display:flex; flex-direction:column; }
.social-row{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:18px 0; border-bottom:1px solid var(--border); transition:padding .3s var(--ease), border-color .2s ease;
}
.social-row:first-of-type{ border-top:1px solid var(--border); }
.social-row:hover{ padding-left:8px; border-color:var(--border-strong); }
.social-name{ font-size:16px; font-weight:700; }
.social-handle{ font-family:var(--mono); font-size:12px; color:var(--text-muted); overflow-wrap:anywhere; text-align:right; }
.social-handle i{ font-style:normal; display:inline-block; transition:transform .25s var(--ease); }
.social-row:hover .social-handle i{ transform:translate(2px,-2px); }
.social-row:hover .social-handle{ color:var(--text-primary); }

/* ---------- footer (halftone wordmark) ---------- */
.hwf{
  --hwf-ink:#ececee;      /* dots + text at rest */
  --hwf-warm:#ff8a4c;     /* colour dots warm toward when pushed */
  position:relative; width:100%; overflow:hidden; isolation:isolate;
  background:var(--bg); border-top:1px solid var(--border);
}
.hwf-canvas{ position:absolute; inset:0; width:100%; height:100%; display:block; max-width:none; z-index:0; opacity:0; transition:opacity .4s ease; pointer-events:none; }
.hwf.is-ready .hwf-canvas{ opacity:1; }
.hwf-grain{ position:absolute; inset:0; z-index:1; pointer-events:none; background-size:200px 200px; mix-blend-mode:overlay; opacity:0; }
.hwf-top, .hwf-rule{ position:relative; z-index:2; }
.hwf-top{
  display:grid; grid-template-columns:minmax(0,1.25fr) repeat(3, minmax(0,1fr)); gap:24px;
  padding:clamp(24px,3.4vw,44px) var(--gutter) 0;
  font-family:var(--mono); font-size:11px; letter-spacing:.16em; text-transform:uppercase; line-height:1.9; color:var(--hwf-ink);
}
.hwf-brand strong{ display:block; font-weight:500; }
.hwf-brand span{ color:var(--text-muted); }
.hwf-col h3{ margin:0; font:inherit; font-weight:500; color:var(--text-muted); opacity:.9; }
.hwf-text{ color:var(--text-muted); letter-spacing:.1em; text-transform:none; font-size:12px; line-height:1.6; display:block; padding-top:2px; }
.hwf-col a, .hwf-up{
  color:inherit; opacity:.78; background:none; border:0; padding:0; font:inherit; letter-spacing:inherit; text-transform:inherit; cursor:pointer;
  background-image:linear-gradient(currentColor,currentColor); background-size:0% 1px; background-repeat:no-repeat; background-position:0 100%;
  transition:opacity .2s ease, background-size .3s var(--ease);
}
.hwf-col a[href^="mailto"]{ text-transform:none; letter-spacing:.06em; font-size:12px; overflow-wrap:anywhere; }
.hwf-col a:hover, .hwf-up:hover{ opacity:1; background-size:100% 1px; }
.hwf-col a:focus-visible, .hwf-up:focus-visible{ outline:1px solid currentColor; outline-offset:3px; opacity:1; border-radius:0; }
.hwf-rule{
  display:flex; justify-content:space-between; align-items:center; gap:16px; flex-wrap:wrap;
  margin:clamp(18px,2.6vw,30px) var(--gutter) 0; padding-top:12px; border-top:1px solid var(--border);
  font-family:var(--mono); font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--text-muted);
}
.hwf-copy{ margin:0; }
.hwf-up{ color:var(--hwf-ink); }
/* room for the wordmark: it fills the width, so its height scales with the viewport */
.hwf-stage{ height:clamp(96px, 19vw, 480px); }
@media (max-width:720px){
  .hwf-top{ grid-template-columns:minmax(0,1fr) minmax(0,1fr); row-gap:18px; }
  .hwf-brand, .hwf-col:last-child{ grid-column:1 / -1; }
  .hwf-top, .hwf-rule{ font-size:10.5px; letter-spacing:.12em; }
  .hwf-col a[href^="mailto"]{ font-size:12px; letter-spacing:.03em; overflow-wrap:normal; }
  .hwf-rule{ letter-spacing:.09em; }
}
@media (prefers-reduced-motion:reduce){
  .hwf-canvas{ transition:none; }
  .hwf-col a, .hwf-up{ transition:none; }
}


/* ---------- shader page transition ---------- */
.shader-transition{
  position:fixed; inset:0; width:100vw; height:100vh;
  z-index:9999;               /* above navbar (50) and everything else */
  pointer-events:none;        /* never block clicks, even mid-transition */
  visibility:hidden;          /* zero cost while idle */
}
.shader-transition.is-active{ visibility:visible; }

/* ---------- entrance (OPEN screen) ---------- */
.intro{ display:none; }
html.intro-active{ overflow:hidden; }
html.intro-active .intro{
  display:grid; place-items:center;
  position:fixed; inset:0; z-index:9990;   /* below the shader wipe (9999) so the wipe can cover it */
  background:var(--bg);
  overflow:hidden;
  touch-action:manipulation;
  /* driven by intro.js */
  --tx:0px; --ty:0px; --s:1; --prox:0; --mx:0; --my:0; --gx:0px; --gy:0px;
}

.intro-bg{ position:absolute; inset:0; pointer-events:none; }
.intro-bg > span{ position:absolute; display:block; }

/* same 28px grid as the site, but fainter and fading out toward the edges */
.intro-grid{
  inset:-40px;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size:28px 28px;
  -webkit-mask-image:radial-gradient(circle at 50% 50%, #000 0%, transparent 68%);
          mask-image:radial-gradient(circle at 50% 50%, #000 0%, transparent 68%);
  transform:translate3d(calc(var(--mx) * -10px), calc(var(--my) * -10px), 0) scale(1.02);
  transition:transform 1s cubic-bezier(.22,1,.36,1);
}

/* barely-there ambient light that leans toward the cursor */
.intro-glow{
  left:50%; top:50%; width:70vmax; height:70vmax; margin:-35vmax 0 0 -35vmax;
  background:radial-gradient(circle closest-side, rgba(255,255,255,0.07) 0%, rgba(255,255,255,0.045) 22%, rgba(255,255,255,0.02) 48%, rgba(255,255,255,0.006) 76%, transparent 100%);
  transform:translate3d(var(--gx), var(--gy), 0);
  transition:transform 1.1s cubic-bezier(.22,1,.36,1);
  animation:introBreath 7s ease-in-out infinite alternate;
}
@keyframes introBreath{ from{ opacity:.65; } to{ opacity:1; } }

/* static film grain (no animation, so it costs nothing) */
.intro-grain{
  inset:0; opacity:.07;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-size:160px 160px;
}

/* the one interactive element */
.intro-open{
  position:relative; z-index:1;
  appearance:none; -webkit-appearance:none; background:none; border:0; margin:0;
  padding:44px clamp(36px, 8vw, 72px);
  color:var(--text-primary);
  font-family:var(--mono); font-weight:500;
  font-size:clamp(26px, 5.2vw, 44px);
  letter-spacing:.42em;
  cursor:pointer;
  -webkit-tap-highlight-color:transparent;
  opacity:calc(.8 + var(--prox) * .2);
  transform:translate3d(var(--tx), var(--ty), 0) scale(var(--s));
  transition:transform .7s cubic-bezier(.22,1,.36,1), opacity .5s ease;
  will-change:transform;
}
.intro-open:active{ --s:.95; transition-duration:.18s; }
.intro-open:focus{ outline:none; }

.intro-open-word{
  position:relative; display:block;
  padding-left:.42em;                  /* balances the trailing letter-space so OPEN is optically centred */
  text-shadow:0 0 calc(var(--prox) * 26px) rgba(255,255,255,calc(var(--prox) * .32));
  animation:introWord 1.3s cubic-bezier(.22,1,.36,1) .25s both;
}
@keyframes introWord{
  from{ opacity:0; transform:translate3d(0, 10px, 0); }
  to{ opacity:1; transform:translate3d(0, 0, 0); }
}
.intro-open-arrow{
  position:absolute; left:100%; top:-.05em;
  font-style:normal; font-size:.42em; letter-spacing:0; margin-left:-.1em;
  color:var(--text-muted);
  transition:color .4s ease;
}
/* hairline that opens up as the cursor approaches */
.intro-open-word::after{
  content:""; position:absolute; left:.42em; right:0; bottom:-.55em; height:1px;
  background:rgba(255,255,255,.45);
  transform:scaleX(calc(.14 + var(--prox) * .86)); transform-origin:50% 50%;
  transition:transform .6s cubic-bezier(.22,1,.36,1);
}
.intro-open:hover .intro-open-arrow,
.intro-open:focus-visible .intro-open-arrow{ color:var(--text-primary); }
.intro-open:focus-visible{ opacity:1; }   /* keyboard focus: full brightness + brighter arrow */

/* touch devices: no magnetic movement, so give a gentle idle hairline instead */
@media (hover:none), (pointer:coarse){
  .intro-open-word::after{ transform:scaleX(.5); }
}

/* ---- click choreography ---- */
.intro.is-entering .intro-open{                 /* 1. compress */
  --tx:0px; --ty:0px; --s:.94;
  transition:transform .17s cubic-bezier(.4,0,.2,1);
}
.intro.is-entering .intro-grid{                 /* 3. the background starts to move */
  transform:scale(1.14);
  transition:transform 1.8s cubic-bezier(.22,1,.36,1);
}
.intro.is-entering .intro-glow{ transform:translate3d(0,0,0) scale(1.35); transition:transform 1.8s cubic-bezier(.22,1,.36,1); }
.intro.is-leaving .intro-open{                  /* 4. release and dissolve into the wipe */
  --s:1.1; opacity:0;
  transition:transform 1.1s cubic-bezier(.22,1,.36,1), opacity .55s ease .05s;
}
.intro.is-fading{ opacity:0; transition:opacity .45s ease; }   /* reduced motion / no-WebGL fallback */

@media (prefers-reduced-motion: reduce){
  .intro-glow, .intro-open-word{ animation:none; }
  .intro-grid, .intro-glow, .intro-open{ transition:none; }
}

/* intro caption + reduced motion */
.intro-meta{
  position:absolute; left:0; right:0; bottom:calc(36px + env(safe-area-inset-bottom, 0px)); text-align:center; z-index:1;
  font-family:var(--mono); font-size:11px; letter-spacing:.2em; text-transform:uppercase; color:var(--text-muted);
}
.intro.is-leaving .intro-meta{ opacity:0; transition:opacity .4s ease; }