:root {
  --void:#030508;--deep:#070c12;--surface:#0c1520;
  --border:rgba(0,210,180,.12);--border2:rgba(0,210,180,.06);
  --teal:#00d2b4;--teal2:#00f5d4;--amber:#f5a623;--red:#ff4d4d;--green:#39e575;--purple:#a78bfa;
  --muted:rgba(0,210,180,.4);--text:rgba(220,240,235,.85);--dim:rgba(220,240,235,.35);
  --mono:'IBM Plex Mono',monospace;--display:'Syne',sans-serif;--code:'Space Mono',monospace;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:14px;scroll-behavior:smooth}
body{background:var(--void);color:var(--text);font-family:var(--mono);min-height:100vh;overflow-x:hidden}
body::before{content:'';position:fixed;inset:0;background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,210,180,.012) 2px,rgba(0,210,180,.012) 4px);pointer-events:none;z-index:9998}

.nav{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;align-items:center;justify-content:space-between;padding:0 2rem;height:56px;background:rgba(3,5,8,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav-logo{display:flex;align-items:center;gap:.6rem;text-decoration:none}
.nav-dot{width:8px;height:8px;border-radius:50%;background:var(--teal);box-shadow:0 0 12px var(--teal);animation:breathe 2.5s ease infinite}
@keyframes breathe{0%,100%{opacity:1}50%{opacity:.3}}
.nav-brand{font-family:var(--display);font-size:1rem;font-weight:800;color:var(--teal2);letter-spacing:.04em}
.nav-links{display:flex;gap:.3rem}
.nav-link{font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);text-decoration:none;padding:.4rem .8rem;border-radius:4px;transition:all .2s ease}
.nav-link:hover{color:var(--text);background:rgba(0,210,180,.06)}
.nav-link.active{color:var(--teal);background:rgba(0,210,180,.08)}
.nav-badge{font-size:.5rem;padding:.2rem .5rem;border:1px solid var(--border);color:var(--muted);letter-spacing:.1em;text-transform:uppercase}

.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:6rem 2rem 4rem;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 40% 30% at 50% 50%,rgba(0,210,180,.06) 0%,transparent 70%),radial-gradient(ellipse 60% 40% at 30% 60%,rgba(0,210,180,.03) 0%,transparent 70%),radial-gradient(ellipse 50% 35% at 70% 40%,rgba(245,166,35,.02) 0%,transparent 70%);pointer-events:none}
.hero-eyebrow{font-size:.55rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:1.5rem;display:flex;align-items:center;gap:.75rem}
.hero-eyebrow span{display:inline-block;width:20px;height:1px;background:var(--border)}
.hero-title{font-family:var(--display);font-size:clamp(2.5rem,6vw,5rem);font-weight:800;color:var(--teal2);line-height:1.05;letter-spacing:-.02em;margin-bottom:1rem;position:relative}
.hero-subtitle{font-size:clamp(.8rem,1.5vw,1rem);color:var(--dim);max-width:560px;line-height:1.8;margin-bottom:2.5rem}
.hero-stats{display:flex;gap:3rem;margin-bottom:3rem;padding:1.5rem 2.5rem;border:1px solid var(--border);background:rgba(7,12,18,.6)}
.hero-stat{text-align:center}
.hero-stat-val{font-family:var(--code);font-size:2rem;font-weight:700;color:var(--teal2);line-height:1}
.hero-stat-label{font-size:.5rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:.4rem}
.hero-cta{display:flex;gap:1rem;align-items:center}
.btn-primary{font-family:var(--mono);font-size:.65rem;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;padding:.7rem 2rem;background:var(--teal);color:var(--void);border:none;cursor:pointer;transition:all .2s ease}
.btn-primary:hover{background:var(--teal2);transform:translateY(-1px)}
.btn-primary:active{transform:scale(.97)}
.btn-ghost{font-family:var(--mono);font-size:.65rem;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;padding:.7rem 2rem;background:transparent;color:var(--teal);border:1px solid var(--border);cursor:pointer;transition:all .2s ease}
.btn-ghost:hover{background:rgba(0,210,180,.06);border-color:rgba(0,210,180,.3)}

.section{padding:5rem 2rem;max-width:1200px;margin:0 auto}
.section-label{font-size:.55rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:.75rem;display:flex;align-items:center;gap:.5rem}
.section-label::before{content:'';width:3px;height:3px;border-radius:50%;background:var(--teal)}
.section-title{font-family:var(--display);font-size:clamp(1.5rem,3vw,2.2rem);font-weight:800;color:var(--text);letter-spacing:-.01em;margin-bottom:1rem}
.section-desc{font-size:.75rem;color:var(--dim);max-width:640px;line-height:1.8;margin-bottom:3rem}

.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1px;background:var(--border2);border:1px solid var(--border)}
.feature{background:var(--deep);padding:2rem;transition:all .3s ease;position:relative;overflow:hidden}
.feature:hover{background:var(--surface)}
.feature::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:var(--teal);transform:scaleX(0);transition:transform .4s ease;transform-origin:left}
.feature:hover::before{transform:scaleX(1)}
.feature-icon{font-size:1.5rem;margin-bottom:1rem;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:rgba(0,210,180,.06);border-radius:4px}
.feature-name{font-family:var(--display);font-size:.85rem;font-weight:700;color:var(--text);margin-bottom:.5rem}
.feature-desc{font-size:.65rem;color:var(--dim);line-height:1.7}
.feature-count{font-family:var(--code);font-size:.55rem;color:var(--teal);margin-top:.75rem;letter-spacing:.08em}

.sdk-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}
.sdk-cat{background:var(--deep);border:1px solid var(--border);padding:1.5rem;transition:all .3s ease;cursor:pointer}
.sdk-cat:hover{border-color:rgba(0,210,180,.3);background:var(--surface)}
.sdk-cat-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}
.sdk-cat-name{font-family:var(--display);font-size:.8rem;font-weight:700;color:var(--text)}
.sdk-cat-count{font-family:var(--code);font-size:.6rem;color:var(--teal);padding:.2rem .5rem;background:rgba(0,210,180,.08);border-radius:2px}
.sdk-cat-modules{display:flex;flex-direction:column;gap:.3rem}
.sdk-module{font-size:.58rem;color:var(--dim);padding:.25rem .5rem;border-left:2px solid transparent;transition:all .2s ease}
.sdk-module:hover{border-left-color:var(--teal);color:var(--text);background:rgba(0,210,180,.04)}

.city-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}
.city-card{background:var(--deep);border:1px solid var(--border);padding:1.5rem;transition:all .3s ease;position:relative;overflow:hidden}
.city-card:hover{border-color:rgba(0,210,180,.3)}
.city-card-flag{font-size:1.5rem;margin-bottom:.75rem}
.city-card-name{font-family:var(--display);font-size:.9rem;font-weight:700;color:var(--text);margin-bottom:.3rem}
.city-card-region{font-size:.55rem;color:var(--muted);letter-spacing:.1em;text-transform:uppercase;margin-bottom:1rem}
.city-card-score{display:flex;align-items:baseline;gap:.3rem;margin-bottom:.5rem}
.city-score-num{font-family:var(--code);font-size:1.8rem;font-weight:700;color:var(--teal2)}
.city-score-label{font-size:.5rem;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.city-bar{height:3px;background:rgba(0,210,180,.1);border-radius:1px;overflow:hidden;margin-bottom:.75rem}
.city-bar-fill{height:100%;background:var(--teal);border-radius:1px;transition:width 1.2s ease}
.city-indices{display:grid;grid-template-columns:1fr 1fr;gap:.3rem}
.city-idx{font-size:.55rem;color:var(--dim);display:flex;justify-content:space-between;padding:.2rem 0}
.city-idx-val{font-family:var(--code);color:var(--text)}

.batman-section{background:rgba(255,77,77,.02);border:1px solid rgba(255,77,77,.15);padding:2rem;margin-top:2rem}
.batman-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1.5rem}
.batman-icon{font-size:1.5rem}
.batman-title{font-family:var(--display);font-size:1rem;font-weight:800;color:var(--red)}
.batman-desc{font-size:.65rem;color:var(--dim);margin-bottom:1.5rem;line-height:1.7}
.batman-terminal{background:#020406;border:1px solid rgba(255,77,77,.15);padding:1.25rem;font-family:var(--code);font-size:.62rem;line-height:2;max-height:300px;overflow-y:auto}
.bt{display:block}
.bt.r{color:var(--red)}.bt.g{color:var(--green)}.bt.a{color:var(--amber)}.bt.t{color:var(--teal)}.bt.d{color:rgba(0,210,180,.3)}

.footer{padding:3rem 2rem;text-align:center;border-top:1px solid var(--border);margin-top:4rem}
.footer-brand{font-family:var(--display);font-size:.8rem;font-weight:800;color:var(--teal);margin-bottom:.5rem}
.footer-sub{font-size:.55rem;color:var(--dim);letter-spacing:.1em}
.footer-links{display:flex;justify-content:center;gap:2rem;margin-top:1rem}
.footer-link{font-size:.55rem;color:var(--muted);text-decoration:none;letter-spacing:.08em;text-transform:uppercase;transition:color .2s}
.footer-link:hover{color:var(--teal)}

@keyframes fadeInUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.animate-in{animation:fadeInUp .6s ease both}
.delay-1{animation-delay:.1s}.delay-2{animation-delay:.2s}.delay-3{animation-delay:.3s}.delay-4{animation-delay:.4s}

@media(max-width:768px){
  .nav{padding:0 1rem}.nav-links{display:none}
  .hero{padding:5rem 1.5rem 3rem}.hero-stats{flex-direction:column;gap:1.5rem;padding:1.5rem}
  .hero-cta{flex-direction:column}.section{padding:3rem 1.5rem}.features{grid-template-columns:1fr}
}
::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:var(--void)}::-webkit-scrollbar-thumb{background:rgba(0,210,180,.15);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:rgba(0,210,180,.3)}