:root{
  --bg:#070a12;
  --bg-2:#0c1020;
  --surface:rgba(18, 24, 44, 0.6);
  --surface-2:rgba(25, 33, 58, 0.55);
  --border:rgba(255,255,255,0.09);
  --text:#e9ecf5;
  --muted:#9aa3bd;
  --primary:#34d399;
  --primary-2:#10b981;
  --accent:#f59e0b;
  --accent-2:#fb7185;
  --cyan:#22d3ee;
  --violet:#a78bfa;
  --grad:linear-gradient(135deg,#34d399 0%,#22d3ee 45%,#a78bfa 100%);
  --grad-warm:linear-gradient(135deg,#f59e0b 0%,#fb7185 60%,#a78bfa 100%);
  --grad-dark:linear-gradient(135deg,#070a12 0%,#0f172a 50%,#1e1b4b 100%);
  --glow:0 0 40px rgba(52,211,153,.35), 0 0 80px rgba(34,211,238,.2);
  --radius:18px;
  --radius-lg:28px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:'Space Grotesk', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --mono:'JetBrains Mono', ui-monospace, Menlo, monospace;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--grad-dark);
  background-attachment:fixed;
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  min-height:100vh;
}
img,svg{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .25s var(--ease)}
a:hover{color:var(--cyan)}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}

/* Background canvas */
#bgCanvas{
  position:fixed;inset:0;width:100%;height:100%;
  z-index:-2;opacity:.55;pointer-events:none;
}
.floating-shapes{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.shape{position:absolute;border-radius:50%;filter:blur(60px);opacity:.25;animation:float 18s ease-in-out infinite}
.s1{width:380px;height:380px;background:var(--primary);top:-80px;left:-60px}
.s2{width:300px;height:300px;background:var(--accent);top:40%;right:-100px;animation-delay:-6s}
.s3{width:260px;height:260px;background:var(--violet);bottom:-80px;left:30%;animation-delay:-12s}
.s4{width:220px;height:220px;background:var(--cyan);top:120%;left:60%;animation-delay:-3s}
.s5{width:340px;height:340px;background:var(--accent-2);top:70%;right:40%;animation-delay:-9s}
@keyframes float{
  0%,100%{transform:translate(0,0) scale(1)}
  50%{transform:translate(40px,-60px) scale(1.1)}
}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(18px) saturate(1.5);
  -webkit-backdrop-filter:blur(18px) saturate(1.5);
  background:rgba(7,10,18,0.55);
  border-bottom:1px solid var(--border);
}
.nav-wrap{
  max-width:1280px;margin:0 auto;padding:16px 28px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);font-weight:700}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--grad);
  display:grid;place-items:center;gap:4px;
  box-shadow:var(--glow);
  padding:6px;
  position:relative;
  transform:rotate(-8deg);
}
.brand-dot{width:6px;height:6px;border-radius:50%;background:#fff;box-shadow:0 0 10px #fff}
.brand-line{width:16px;height:2px;background:#fff;border-radius:2px}
.brand-name{font-size:1.15rem;letter-spacing:.5px}
.brand-name span{color:var(--primary);font-weight:400;margin-left:4px}

.nav-list{list-style:none;display:flex;gap:6px;margin:0;padding:0;align-items:center}
.nav-list a{
  color:var(--muted);padding:10px 14px;border-radius:10px;font-size:.95rem;
  transition:all .25s var(--ease);
}
.nav-list a:hover{color:var(--text);background:var(--surface)}
.nav-cta{
  background:var(--grad)!important;
  color:#06121a!important;
  font-weight:600!important;
  padding:10px 18px!important;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:var(--glow)}

.menu-toggle{display:none;background:none;border:0;color:var(--text);cursor:pointer;padding:10px}
.menu-toggle span{display:block;width:22px;height:2px;background:var(--text);margin:5px 0;transition:.3s}

/* HERO */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;align-items:center;justify-content:center;
  padding:80px 24px 60px;
  overflow:hidden;
  perspective:1200px;
}
.hero-stage{
  position:relative;width:100%;max-width:1280px;
  display:grid;grid-template-columns:1fr;gap:40px;
  align-items:center;
  transform-style:preserve-3d;
}

.hero-grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(52,211,153,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(52,211,153,.08) 1px, transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center, rgba(0,0,0,.9) 0%, transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at center, rgba(0,0,0,.9) 0%, transparent 75%);
  animation:gridShift 20s linear infinite;
  transform:perspective(800px) rotateX(55deg) translateY(30%);
  transform-origin:center bottom;
}
@keyframes gridShift{
  0%{background-position:0 0}
  100%{background-position:60px 60px}
}

.hero-rings{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);pointer-events:none}
.ring{
  position:absolute;left:50%;top:50%;
  border-radius:50%;
  border:1.5px solid transparent;
  transform:translate(-50%,-50%);
}
.ring-1{width:620px;height:620px;border-color:rgba(52,211,153,.3);animation:spin 30s linear infinite;box-shadow:inset 0 0 40px rgba(52,211,153,.1)}
.ring-2{width:480px;height:480px;border-color:rgba(34,211,238,.3);animation:spin 22s linear infinite reverse}
.ring-3{width:340px;height:340px;border-color:rgba(245,158,11,.3);animation:spin 16s linear infinite}
.ring::before{
  content:'';position:absolute;top:-4px;left:50%;
  width:8px;height:8px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 20px var(--primary);
}
.ring-2::before{background:var(--cyan);box-shadow:0 0 20px var(--cyan)}
.ring-3::before{background:var(--accent);box-shadow:0 0 20px var(--accent)}
@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg)}}

/* Hero Kitchen Visual */
.hero-kitchen{
  position:relative;
  width:min(620px,100%);
  height:360px;
  margin:0 auto;
  transform-style:preserve-3d;
  transform:rotateY(-8deg) rotateX(4deg);
  animation:kitchenFloat 7s ease-in-out infinite;
}
@keyframes kitchenFloat{
  0%,100%{transform:rotateY(-8deg) rotateX(4deg) translateY(0)}
  50%{transform:rotateY(-4deg) rotateX(2deg) translateY(-10px)}
}
.kitchen-glow{
  position:absolute;inset:-20px;border-radius:30px;
  background:radial-gradient(ellipse at center,rgba(52,211,153,.25),transparent 60%);
  animation:pulse 4s ease-in-out infinite;
}
@keyframes pulse{50%{opacity:.5}}

.kitchen-floor{
  position:absolute;bottom:0;left:-40px;right:-40px;height:30px;
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,0));
  border-radius:50%;
  filter:blur(20px);
}
.kitchen-backsplash{
  position:absolute;top:60px;left:40px;right:40px;height:70px;
  display:grid;grid-template-columns:repeat(8,1fr);gap:3px;
  transform:translateZ(20px);
}
.kitchen-backsplash span{
  background:linear-gradient(135deg,rgba(52,211,153,.4),rgba(34,211,238,.4));
  border-radius:3px;
  animation:tileShine 3s ease-in-out infinite;
}
.kitchen-backsplash span:nth-child(odd){animation-delay:.5s}
.kitchen-backsplash span:nth-child(3n){animation-delay:1s}
@keyframes tileShine{50%{opacity:.5;transform:scaleY(.98)}}

.kitchen-cabinets{
  position:absolute;top:140px;left:20px;right:20px;height:150px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:12px;
  transform:translateZ(30px);
}
.cabinet{
  background:linear-gradient(180deg,#1e293b,#0f172a);
  border-radius:6px;
  border:1px solid rgba(52,211,153,.2);
  padding:6px;
  display:flex;flex-direction:column;gap:4px;
  box-shadow:inset 0 0 20px rgba(0,0,0,.5);
}
.cabinet.tall{grid-row:span 1}
.cab-door{
  flex:1;
  background:linear-gradient(135deg,#334155,#1e293b);
  border-radius:3px;
  border:1px solid rgba(255,255,255,.05);
  position:relative;
}
.cab-door::after{
  content:'';position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:4px;height:20px;background:var(--primary);border-radius:2px;
  box-shadow:0 0 8px var(--primary);
}

.kitchen-counter{
  position:absolute;top:130px;left:10px;right:10px;height:14px;
  background:linear-gradient(180deg,#fef3c7,#f59e0b);
  border-radius:4px;
  box-shadow:0 4px 20px rgba(245,158,11,.4),inset 0 -3px 10px rgba(0,0,0,.2);
  transform:translateZ(35px);
}

.kitchen-hood{
  position:absolute;top:0;left:50%;transform:translateX(-50%) translateZ(15px);
  width:120px;height:80px;
  background:linear-gradient(180deg,#1e293b,#0f172a);
  border-radius:4px 4px 20px 20px;
  border:1px solid rgba(52,211,153,.3);
  box-shadow:0 10px 40px rgba(52,211,153,.2);
}
.hood-light{
  position:absolute;bottom:-30px;left:50%;transform:translateX(-50%);
  width:80px;height:60px;
  background:radial-gradient(ellipse at top,rgba(245,158,11,.5),transparent 70%);
  animation:hoodPulse 2s ease-in-out infinite;
}
@keyframes hoodPulse{50%{opacity:.4}}

.utensils{
  position:absolute;top:80px;right:-30px;
  display:flex;flex-direction:column;gap:12px;
  transform:translateZ(40px);
}
.ut{
  width:4px;height:40px;
  background:linear-gradient(180deg,#e2e8f0,#94a3b8);
  border-radius:2px;
  animation:utFloat 3s ease-in-out infinite;
}
.ut:nth-child(2){animation-delay:.5s}
.ut:nth-child(3){animation-delay:1s}
@keyframes utFloat{50%{transform:translateY(-8px) rotate(5deg)}}

.sparks{
  position:absolute;inset:0;pointer-events:none;
}
.sparks::before,.sparks::after{
  content:'';position:absolute;width:3px;height:3px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 10px var(--accent);
  animation:sparkle 2.5s ease-in-out infinite;
}
.sparks::before{top:30%;left:20%}
.sparks::after{top:60%;right:20%;animation-delay:1.2s}
@keyframes sparkle{0%,100%{opacity:0;transform:scale(.5)}50%{opacity:1;transform:scale(1.5)}}

.hero-copy{text-align:center;position:relative;z-index:2}
.eyebrow{
  display:inline-block;
  font-family:var(--mono);
  font-size:.82rem;
  color:var(--primary);
  background:rgba(52,211,153,.1);
  border:1px solid rgba(52,211,153,.25);
  padding:6px 14px;border-radius:100px;
  margin-bottom:20px;
  letter-spacing:1px;
  text-transform:uppercase;
}
.hero h1{
  font-size:clamp(2.2rem,5.5vw,4.4rem);
  line-height:1.05;
  margin:0 0 20px;
  letter-spacing:-1.5px;
  font-weight:700;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  filter:drop-shadow(0 0 30px rgba(52,211,153,.25));
}
.lede{
  font-size:clamp(1rem,1.6vw,1.25rem);
  color:var(--muted);
  max-width:680px;
  margin:0 auto 30px;
}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:30px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:12px;
  font-weight:600;font-size:1rem;
  cursor:pointer;border:0;
  transition:all .3s var(--ease);
}
.btn-primary{
  background:var(--grad);
  color:#06121a;
  box-shadow:var(--glow);
}
.btn-primary:hover{transform:translateY(-3px);color:#06121a;box-shadow:0 0 60px rgba(52,211,153,.5)}
.btn-ghost{
  background:var(--surface);
  color:var(--text);
  border:1px solid var(--border);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:var(--surface-2);color:var(--text);border-color:var(--primary)}

.hero-meta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.chip{
  background:var(--surface);
  border:1px solid var(--border);
  backdrop-filter:blur(10px);
  padding:8px 14px;border-radius:100px;
  font-size:.85rem;color:var(--muted);
}

/* Layout */
main{position:relative;z-index:1}
.layout{
  max-width:1280px;margin:0 auto;padding:60px 28px;
  display:grid;
  grid-template-columns:280px 1fr;
  gap:60px;
}

/* TOC */
.toc{
  position:sticky;top:100px;
  align-self:start;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  backdrop-filter:blur(14px);
  max-height:calc(100vh - 140px);
  overflow-y:auto;
}
.toc-header{
  display:flex;justify-content:space-between;align-items:center;
  margin-bottom:14px;
  font-family:var(--mono);font-size:.85rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--primary);
}
.toc-toggle{display:none;background:none;border:0;color:var(--text);cursor:pointer}
.toc-list{list-style:none;padding:0;margin:0;counter-reset:toc}
.toc-list li{counter-increment:toc}
.toc-list a{
  display:block;padding:8px 10px;border-radius:8px;
  color:var(--muted);font-size:.92rem;
  border-left:2px solid transparent;
  transition:all .2s var(--ease);
}
.toc-list a:hover{color:var(--text);background:rgba(255,255,255,.04);border-left-color:var(--primary)}
.toc-list a.active{color:var(--primary);background:rgba(52,211,153,.08);border-left-color:var(--primary);font-weight:600}

/* Article */
.article{max-width:820px}
.section{margin-bottom:50px}
.article h2{
  font-size:clamp(1.6rem,2.8vw,2.2rem);
  margin:0 0 20px;
  letter-spacing:-0.5px;
  background:var(--grad-warm);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  position:relative;padding-left:22px;
}
.article h2::before{
  content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:8px;height:34px;border-radius:4px;
  background:var(--grad);
  box-shadow:var(--glow);
}
.article h3{
  font-size:1.25rem;margin:28px 0 12px;
  color:var(--cyan);
}
.article p{color:#cdd3e5;margin:0 0 16px}
.article ul{padding-left:22px;margin:0 0 20px}
.article ul li{margin-bottom:10px;color:#cdd3e5}

.takeaway{
  background:linear-gradient(135deg,rgba(52,211,153,.12),rgba(34,211,238,.08));
  border:1px solid rgba(52,211,153,.25);
  border-radius:var(--radius);
  padding:20px 24px;margin:24px 0;
}
.takeaway h3{margin:0 0 8px;color:var(--primary)}
.takeaway p{margin:0;color:var(--text)}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin-top:20px}
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:22px;
  backdrop-filter:blur(12px);
  transition:all .3s var(--ease);
  position:relative;overflow:hidden;
}
.card::before{
  content:'';position:absolute;inset:0;
  background:var(--grad);opacity:0;transition:opacity .3s;
  z-index:-1;
}
.card:hover{transform:translateY(-6px);border-color:var(--primary);box-shadow:var(--glow)}
.card h3{margin:0 0 8px;color:var(--accent);font-size:1.1rem}
.card p{margin:0;color:var(--muted);font-size:.95rem}

.checklist{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}
.check{
  background:var(--surface);
  border:1px solid var(--border);
  padding:12px 16px;border-radius:10px;
  display:flex;align-items:center;gap:10px;
  font-size:.95rem;
}
.check::before{content:'✓';color:var(--primary);font-weight:700}

details{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:12px;
  padding:14px 18px;
  margin-bottom:10px;
  transition:all .3s var(--ease);
}
details[open]{border-color:var(--primary);background:var(--surface-2)}
summary{cursor:pointer;font-weight:600;color:var(--text);list-style:none;display:flex;justify-content:space-between;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{content:'+';font-size:1.5rem;color:var(--primary);transition:transform .3s}
details[open] summary::after{content:'−'}
details p{margin-top:12px;color:var(--muted)}

/* Process Animation */
.process-anim{
  margin:60px 0;
  padding:30px 20px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(12px);
}
.pa-stage{position:relative}
.pa-track{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:10px;
  margin-bottom:20px;
}
.pa-step{
  text-align:center;padding:18px 8px;border-radius:14px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--border);
  opacity:.4;
  transition:all .5s var(--ease);
  transform:translateY(10px);
}
.pa-step.active{
  opacity:1;transform:translateY(0);
  background:linear-gradient(180deg,rgba(52,211,153,.15),rgba(52,211,153,.05));
  border-color:var(--primary);
  box-shadow:0 0 30px rgba(52,211,153,.3);
}
.pa-step.done{opacity:.75;border-color:rgba(52,211,153,.4)}
.pa-icon{font-size:2rem;margin-bottom:6px}
.pa-label{font-weight:700;color:var(--text);font-size:.95rem}
.pa-desc{font-size:.78rem;color:var(--muted);margin-top:4px}
.pa-bar{height:6px;border-radius:6px;background:rgba(255,255,255,.06);overflow:hidden;margin-bottom:10px}
.pa-fill{height:100%;width:0;background:var(--grad);border-radius:6px;transition:width .6s var(--ease);box-shadow:0 0 12px var(--primary)}
.pa-caption{text-align:center;font-family:var(--mono);font-size:.82rem;color:var(--muted);letter-spacing:1px}

/* CTA */
.cta-section{padding:60px 28px;position:relative}
.cta-card{
  max-width:980px;margin:0 auto;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:50px 40px;
  backdrop-filter:blur(18px);
  text-align:center;
  position:relative;overflow:hidden;
}
.cta-glow{
  position:absolute;inset:0;
  background:radial-gradient(ellipse at top,rgba(52,211,153,.15),transparent 60%),
             radial-gradient(ellipse at bottom right,rgba(245,158,11,.12),transparent 60%);
  pointer-events:none;
}
.cta-card h2{
  font-size:clamp(1.6rem,3vw,2.4rem);
  margin:0 0 12px;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  position:relative;
}
.cta-card>p{color:var(--muted);max-width:640px;margin:0 auto 30px;position:relative}
.cta-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;
  margin-bottom:30px;position:relative;
}
.cta-item{
  display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);
  border-radius:14px;
  padding:16px;text-align:left;
  transition:all .3s var(--ease);
  color:var(--text);
}
.cta-item:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--glow);color:var(--text)}
.cta-item svg{width:32px;height:32px;color:var(--primary);flex-shrink:0}
.cta-item small{display:block;color:var(--muted);font-size:.75rem;text-transform:uppercase;letter-spacing:1px}
.cta-item strong{font-size:.95rem;word-break:break-word}

.social-row{display:flex;gap:12px;justify-content:center;position:relative}
.social-row a{
  width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--surface);
  border:1px solid var(--border);
  color:var(--text);
  transition:all .3s var(--ease);
}
.social-row a:hover{
  background:var(--grad);
  color:#06121a;
  transform:translateY(-3px) scale(1.08);
  box-shadow:var(--glow);
}
.social-row svg{width:20px;height:20px}

/* Footer */
.site-footer{
  border-top:1px solid var(--border);
  background:rgba(7,10,18,.6);
  padding:50px 28px 20px;
  backdrop-filter:blur(12px);
  margin-top:60px;
}
.footer-grid{
  max-width:1280px;margin:0 auto;
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;
}
.footer-grid p,.foot-list li{color:var(--muted);font-size:.9rem;margin:6px 0}
.foot-list{list-style:none;padding:0;margin:0}
.foot-list a{color:var(--muted)}
.foot-list a:hover{color:var(--primary)}
.footer-bottom{
  max-width:1280px;margin:40px auto 0;padding-top:20px;
  border-top:1px solid var(--border);text-align:center;
}
.footer-bottom small{color:var(--muted)}

/* Responsive */
@media (max-width:960px){
  .layout{grid-template-columns:1fr;gap:40px;padding:40px 20px}
  .toc{position:relative;top:0;max-height:none;margin-bottom:20px}
  .toc-list{display:none}
  .toc-list.open{display:block}
  .toc-toggle{display:block}
  .hero-kitchen{height:300px}
  .ring-1{width:480px;height:480px}
  .ring-2{width:380px;height:380px}
  .ring-3{width:280px;height:280px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .nav-list{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(7,10,18,.95);backdrop-filter:blur(20px);
    padding:10px 20px 20px;border-bottom:1px solid var(--border);
    display:none;
  }
  .nav-list.open{display:flex}
  .nav-list a{padding:14px}
  .menu-toggle{display:block}
  .menu-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .menu-toggle.active span:nth-child(2){opacity:0}
  .menu-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media (max-width:600px){
  .pa-track{grid-template-columns:1fr;gap:8px}
  .hero{min-height:auto;padding-top:60px}
  .cta-card{padding:34px 22px}
  .cta-grid{grid-template-columns:1fr}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}