@import url('https://fonts.googleapis.com/css2?family=Unbounded:wght@200;300;400;600;700;900&family=Crimson+Pro:ital,wght@0,200;0,300;0,400;1,300;1,400&display=swap');

:root {
  --abyss: #010208;
  --deep: #020414;
  --surface: #040820;
  --navy: #050e30;
  --cobalt: #1030c0;
  --electric: #2060ff;
  --storm: #4080ff;
  --pale: #a0c0ff;
  --white: #e0eaff;
  --teal: #20c0e0;
  --glow: rgba(32,96,255,0.1);
  --border: rgba(64,128,255,0.2);
  --text: #3060a0;
  --text-bright: #80a8e0;
  --text-dim: #101840;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
body{font-family:'Unbounded',sans-serif;background:var(--abyss);color:var(--text);min-height:100vh;overflow-x:hidden;}
#nep-canvas{position:fixed;inset:0;z-index:0;pointer-events:none;}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse 80% 60% at 30% 50%,rgba(16,48,192,0.07) 0%,transparent 65%);z-index:1;pointer-events:none;}
.wrap{position:relative;z-index:2;max-width:1040px;margin:0 auto;padding:0 28px 90px;}

/* ── HERO ── */
.hero{padding:68px 0 52px;display:grid;grid-template-columns:280px 1fr;gap:48px;align-items:center;border-bottom:1px solid var(--border);margin-bottom:56px;}
#nep-sphere{width:260px;height:260px;border-radius:50%;position:relative;overflow:hidden;
  background:radial-gradient(circle at 38% 32%,#a0c8ff 0%,#3060e0 25%,#1030b0 55%,#040880 80%,#010218 100%);
  box-shadow:0 0 50px rgba(32,80,255,0.3),0 0 100px rgba(16,48,192,0.15),inset -28px -20px 50px rgba(0,0,0,0.5);
  animation:nep-storm 15s linear infinite;}
#nep-sphere::before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(175deg,transparent 0,rgba(80,120,255,0.12) 6px,transparent 12px,rgba(40,80,200,0.08) 20px,transparent 26px);}
.gds{position:absolute;width:50px;height:28px;background:radial-gradient(ellipse,rgba(40,40,160,0.9),rgba(10,10,80,0.6));border-radius:50%;top:42%;left:30%;box-shadow:0 0 10px rgba(20,20,160,0.4);animation:gds-drift 6s ease-in-out infinite alternate;}
@keyframes nep-storm{from{background-position-x:0}to{background-position-x:400px}}
@keyframes gds-drift{0%{transform:translateX(0) scaleX(1)}100%{transform:translateX(16px) scaleX(1.1)}}

.hero-tag{font-size:0.55rem;letter-spacing:5px;text-transform:uppercase;color:var(--storm);opacity:0.6;margin-bottom:14px;font-weight:300;}
.hero h1{font-size:clamp(3.8rem,10vw,7.5rem);font-weight:900;line-height:0.85;color:var(--white);letter-spacing:-2px;text-transform:uppercase;}
.hero h1 em{display:block;font-size:0.2em;font-style:normal;font-weight:200;letter-spacing:6px;color:var(--text-dim);margin-top:12px;text-transform:uppercase;}
.hero-desc{font-family:'Crimson Pro',serif;font-size:1.05rem;line-height:1.85;color:var(--text);font-weight:300;font-style:italic;margin-top:18px;}

/* ── Stats ── */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));border:1px solid var(--border);border-radius:3px;overflow:hidden;margin-bottom:56px;}
.stat{padding:18px 12px;background:var(--deep);border-right:1px solid var(--border);transition:background 0.2s;}
.stat:last-child{border-right:none;} .stat:hover{background:var(--glow);}
.s-label{font-size:0.5rem;letter-spacing:3px;text-transform:uppercase;color:var(--storm);opacity:0.55;margin-bottom:7px;font-weight:400;}
.s-value{font-size:1.1rem;font-weight:700;color:var(--white);line-height:1.1;}
.s-unit{font-size:0.6rem;color:var(--text-dim);}

/* ── Sections ── */
.section{margin-bottom:54px;opacity:0;transform:translateY(18px);transition:opacity 0.65s,transform 0.65s;}
.section.visible{opacity:1;transform:none;}
.sh{display:flex;align-items:baseline;gap:14px;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border);}
.sn{font-size:0.5rem;letter-spacing:3px;text-transform:uppercase;color:var(--storm);opacity:0.4;font-weight:300;}
.section h2{font-size:1.4rem;font-weight:700;color:var(--white);text-transform:uppercase;letter-spacing:1px;}
p{font-family:'Crimson Pro',serif;font-size:1rem;line-height:1.87;color:var(--text);font-weight:300;margin-bottom:14px;}
strong{color:var(--text-bright);font-weight:600;font-family:'Unbounded',sans-serif;font-size:0.92em;}

/* ── Wind speed bar ── */
.wind-row{display:grid;grid-template-columns:140px 1fr 80px;align-items:center;gap:14px;margin-bottom:10px;}
.w-label{font-size:0.7rem;font-weight:600;color:var(--text-bright);}
.w-track{height:5px;background:var(--surface);border-radius:3px;overflow:hidden;}
.w-fill{height:100%;border-radius:3px;width:0;transition:width 1.2s cubic-bezier(.4,0,.2,1);}
.w-val{font-size:0.7rem;color:var(--storm);font-weight:700;text-align:right;}

/* ── Moons ── */
.moons-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-top:18px;}
.moon-card{background:var(--deep);border:1px solid var(--border);border-top:2px solid var(--electric);border-radius:3px;padding:18px;transition:transform 0.2s;}
.moon-card:hover{transform:translateY(-3px);}
.moon-card h3{font-size:0.8rem;font-weight:700;color:var(--white);text-transform:uppercase;letter-spacing:1px;margin-bottom:4px;}
.moon-stat{font-size:0.6rem;letter-spacing:2px;color:var(--storm);margin-bottom:8px;}
.moon-card p{font-family:'Crimson Pro',serif;font-size:0.85rem;margin:0;line-height:1.55;}

/* ── Voyager callout ── */
.voy-box{background:linear-gradient(135deg,var(--deep),var(--navy));border:1px solid rgba(64,128,255,0.35);border-left:3px solid var(--electric);border-radius:6px;padding:26px 28px;margin-top:18px;}
.voy-box h3{font-size:0.85rem;font-weight:700;color:var(--pale);text-transform:uppercase;letter-spacing:1px;margin-bottom:12px;}
.voy-box p{margin:0 0 10px;} .voy-box p:last-child{margin:0;}

.mi{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:14px 0;border-bottom:1px solid var(--border);}
.mi:last-child{border-bottom:none;}
.mi-year{font-size:0.85rem;font-weight:700;color:var(--storm);}
.mi-name{font-size:0.82rem;font-weight:700;color:var(--text-bright);margin-bottom:3px;text-transform:uppercase;letter-spacing:0.5px;}
.mi p{font-family:'Crimson Pro',serif;font-size:0.85rem;margin:0;line-height:1.5;}

.footer-band{margin-top:70px;border-top:1px solid var(--border);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;}
.footer-band span{font-size:0.5rem;letter-spacing:2px;color:var(--text-dim);text-transform:uppercase;font-weight:300;}
@media(max-width:640px){.hero{grid-template-columns:1fr;} #nep-sphere{width:180px;height:180px;margin:0 auto;}}