/* ═══ Global canvas layers ═══════════════════════════════════════════════ */
#bg-grid{
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  z-index:-2;
  opacity:.6;
  pointer-events:none;
}

body::after{ /* vignette so text always wins over the grid */
  content:'';
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background:radial-gradient(120% 90% at 50% 0%,transparent 40%,var(--bg) 100%);
}

/* ═══ Cursor ═════════════════════════════════════════════════════════════ */
/* Opt-in, not opt-out: if the script never runs the native cursor stays. */
.cursor-dot,
.cursor-ring{
  display:none;
  position:fixed;
  top:0;left:0;
  z-index:90;
  pointer-events:none;
  border-radius:50%;
  mix-blend-mode:difference;
  will-change:transform;
}
body.cursor-fx .cursor-dot,
body.cursor-fx .cursor-ring{display:block;}
.cursor-dot{
  width:6px;height:6px;
  margin:-3px 0 0 -3px;
  background:var(--green-hi);
}
.cursor-ring{
  width:34px;height:34px;
  margin:-17px 0 0 -17px;
  border:1px solid var(--green-hi);
  transition:width .3s var(--ease),height .3s var(--ease),margin .3s var(--ease),opacity .3s;
}
.cursor-ring.is-hot{
  width:58px;height:58px;
  margin:-29px 0 0 -29px;
  background:rgba(110,231,135,.08);
}
body.cursor-fx,
body.cursor-fx a,
body.cursor-fx button{cursor:none;}

/* ═══ Page transition wipe ═══════════════════════════════════════════════ */
.page-wipe{
  position:fixed;
  inset:0;
  z-index:120;
  background:var(--green);
  transform:scaleY(0);
  transform-origin:bottom;
  pointer-events:none;
}
.page-wipe.is-out{
  transform:scaleY(1);
  transition:transform .42s var(--ease-io);
}
.page-wipe.is-in{
  transform:scaleY(0);
  transform-origin:top;
  transition:transform .52s var(--ease-io);
}

/* ═══ Navbar ═════════════════════════════════════════════════════════════ */
.nav{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  height:var(--nav-h);
  display:flex;
  align-items:center;
  transition:transform .45s var(--ease),background .35s,border-color .35s,backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
.nav--solid{
  background:rgba(5,8,7,.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:var(--border);
}
.nav--hidden{transform:translateY(-100%);}

.nav__inner{
  display:flex;
  align-items:center;
  gap:calc(var(--space)*3);
  width:min(100% - calc(var(--space)*5),var(--container));
  margin-inline:auto;
}

.nav__logo{
  display:flex;
  align-items:center;
  gap:calc(var(--space)*1.25);
  font-family:var(--font-display);
  font-weight:800;
  font-size:1.05rem;
  letter-spacing:.02em;
  margin-right:auto;
}
.nav__logo svg{width:20px;height:20px;color:var(--green);transition:transform .5s var(--ease);}
.nav__logo:hover svg{transform:translateY(-3px) rotate(-8deg);}

.nav__links{
  position:relative;
  display:flex;
  align-items:center;
  gap:calc(var(--space)*.5);
}
.nav__links a{
  position:relative;
  z-index:1;
  padding:calc(var(--space)*1) calc(var(--space)*2);
  border-radius:999px;
  font-size:.94rem;
  font-weight:500;
  color:var(--muted);
  transition:color .3s var(--ease);
  white-space:nowrap;
}
.nav__links a:hover{color:var(--text);}
.nav__links a[aria-current="true"]{color:var(--text);}

.nav__pill{
  position:absolute;
  top:50%;
  left:0;
  width:0;
  height:calc(var(--space)*4.5);
  transform:translateY(-50%);
  border-radius:999px;
  background:var(--green-soft);
  border:1px solid var(--green-line);
  opacity:0;
  transition:left .45s var(--ease),width .45s var(--ease),opacity .3s;
}
.nav__pill.is-on{opacity:1;}

.nav__burger{
  display:none;
  width:44px;height:44px;
  place-items:center;
  border-radius:12px;
  border:1px solid var(--border);
  background:var(--surface);
}
.nav__burger span{
  display:block;
  width:18px;height:1.5px;
  background:var(--text);
  transition:transform .35s var(--ease),opacity .25s;
}
.nav__burger span + span{margin-top:5px;}
.nav__burger[aria-expanded="true"] span:first-child{transform:translateY(3.25px) rotate(45deg);}
.nav__burger[aria-expanded="true"] span:last-child{transform:translateY(-3.25px) rotate(-45deg);}

/* ═══ Hero ═══════════════════════════════════════════════════════════════ */
.hero{
  position:relative;
  min-height:100svh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:calc(var(--nav-h) + var(--space)*8) 0 calc(var(--space)*10);
}
.hero__inner{
  display:grid;
  grid-template-columns:minmax(0,1.32fr) minmax(0,.68fr);
  align-items:center;
  gap:calc(var(--space)*8);
}
.hero__title{margin:calc(var(--space)*2) 0 calc(var(--space)*4);}
.hero__title span{display:block;}
/* The two lines are designed as single lines; only hold that where they fit. */
@media (min-width:1041px){
  .hero__title span{white-space:nowrap;}
}
.hero__lead{
  font-size:var(--step-1);
  color:var(--muted);
  max-width:52ch;
  margin-bottom:calc(var(--space)*5);
}
.hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:calc(var(--space)*2);
  margin-bottom:calc(var(--space)*6);
}
.hero__tags{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:calc(var(--space)*2);
  color:var(--muted);
}
.hero__tags li{display:flex;align-items:center;gap:calc(var(--space)*2);}
.hero__tags li:not(:last-child)::after{
  content:'';
  width:4px;height:4px;
  border-radius:50%;
  background:var(--green);
  opacity:.6;
}

.hero__visual{perspective:1000px;}

.hero__scroll{
  position:absolute;
  left:50%;
  bottom:calc(var(--space)*3);
  transform:translateX(-50%);
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:calc(var(--space)*1.5);
  color:var(--muted);
  font-size:.66rem;
}
.hero__scroll i{
  display:block;
  width:1px;height:44px;
  background:linear-gradient(var(--green),transparent);
  animation:scroll-hint 2.2s var(--ease-io) infinite;
  transform-origin:top;
}
@keyframes scroll-hint{
  0%{transform:scaleY(0);opacity:0;}
  35%{transform:scaleY(1);opacity:1;}
  100%{transform:scaleY(1) translateY(44px);opacity:0;}
}

/* ═══ Sections ═══════════════════════════════════════════════════════════ */
.section{
  position:relative;
  padding:calc(var(--space)*16) 0;
}
.section--soft{background:var(--bg-soft);}
.section--soft::before,
.section--soft::after{
  content:'';
  position:absolute;
  left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--border),transparent);
}
.section--soft::before{top:0;}
.section--soft::after{bottom:0;}

.section__title{margin-bottom:calc(var(--space)*7);max-width:20ch;}
.section__lead{
  font-size:var(--step-1);
  color:var(--muted);
  max-width:60ch;
  margin:calc(var(--space)*-4) 0 calc(var(--space)*7);
}

/* ═══ Footer ═════════════════════════════════════════════════════════════ */
.footer{
  border-top:1px solid var(--border);
  padding:calc(var(--space)*6) 0 calc(var(--space)*8);
}
.footer__inner{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:calc(var(--space)*2) calc(var(--space)*4);
}
.footer__inner p{margin:0;}
.footer__note{
  flex:1 1 100%;
  font-size:var(--step--1);
  color:var(--muted);
}

/* ═══ Case-page header ═══════════════════════════════════════════════════ */
.case{
  padding:calc(var(--nav-h) + var(--space)*14) 0 calc(var(--space)*10);
}
.case__back{
  display:inline-flex;
  align-items:center;
  gap:calc(var(--space)*1.25);
  color:var(--muted);
  margin-bottom:calc(var(--space)*4);
  transition:color .3s var(--ease),gap .3s var(--ease);
}
.case__back:hover{color:var(--green);gap:calc(var(--space)*2);}
.case__mark{
  display:block;
  width:56px;height:56px;
  color:var(--green);
  margin-bottom:calc(var(--space)*3);
  filter:drop-shadow(var(--glow-sm));
}
.case__mark svg{width:100%;height:100%;}
.case__lead{
  font-size:var(--step-1);
  color:var(--muted);
  max-width:56ch;
  margin:calc(var(--space)*3) 0 calc(var(--space)*5);
}

/* ═══ Responsive ═════════════════════════════════════════════════════════ */
@media (max-width:1040px){
  .hero__inner{grid-template-columns:1fr;gap:calc(var(--space)*6);}
  .hero__visual{max-width:440px;}
}

@media (max-width:900px){
  :root{--nav-h:64px;}
  .nav__burger{display:grid;}
  .nav__inner > .btn{display:none;}

  .nav__links{
    position:fixed;
    inset:var(--nav-h) 0 auto 0;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:calc(var(--space)*2);
    background:rgba(5,8,7,.96);
    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);
    border-bottom:1px solid var(--border);
    transform:translateY(-12px);
    opacity:0;
    visibility:hidden;
    transition:opacity .3s var(--ease),transform .35s var(--ease),visibility .35s;
  }
  .nav__links.is-open{opacity:1;transform:none;visibility:visible;}
  .nav__links a{padding:calc(var(--space)*2);border-radius:var(--radius-sm);font-size:1.05rem;}
  .nav__pill{display:none;}

  .section{padding:calc(var(--space)*11) 0;}
  .hero{min-height:auto;padding-top:calc(var(--nav-h) + var(--space)*10);}
  .hero__scroll{display:none;}
  .case{padding-top:calc(var(--nav-h) + var(--space)*9);}
}

@media (max-width:560px){
  .hero__tags{font-size:.62rem;gap:calc(var(--space)*1.25);}
  .hero__tags li{gap:calc(var(--space)*1.25);}
}