/* ============================================================
   HELIUS NETWORK — FULL ECOSYSTEM UNIVERSE v3
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
:root {
  --black: #010108; --deep: #04040f; --card: #0b0b1c;
  --pur: #7c3aed; --pur-l: #a78bfa; --pur-d: #4c1d95;
  --cyan: #06b6d4; --grn: #10b981; --gold: #f59e0b; --pink: #ec4899;
  --wht: #eeeeff; --grey: #6b7280;
  --font-h: 'Syne', sans-serif;
  --font-b: 'Space Grotesk', sans-serif;
  --font-m: 'Space Mono', monospace;
  --ease: cubic-bezier(0.16,1,0.3,1);
}
body { background: var(--black); color: var(--wht); font-family: var(--font-b); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
.hidden { display: none !important; }

/* ── VIDEO INTRO ── */
.vi-screen { position: fixed; inset: 0; z-index: 9999; background: #000; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.vi-screen.exit { animation: viOut 1s var(--ease) forwards; }
@keyframes viOut { 0%{opacity:1;transform:scale(1)} 100%{opacity:0;transform:scale(1.08);pointer-events:none} }
.vi-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 1s ease; }
.vi-video.loaded { opacity: 1; }
.vi-grad { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(0,0,0,.55) 0%, rgba(0,0,0,.08) 40%, rgba(0,0,0,.08) 60%, rgba(0,0,0,.75) 100%); pointer-events: none; }
.vi-logo { position: absolute; top: 2rem; left: 50%; transform: translateX(-50%); z-index: 3; display: flex; align-items: center; gap: .75rem; animation: viLogoPulse 3s ease-in-out infinite; }
.vi-logo img { width: 56px; height: 56px; border-radius: 14px; object-fit: contain; filter: drop-shadow(0 0 20px rgba(124,58,237,.9)); }
.vi-logo span { font-family: var(--font-h); font-size: 1rem; font-weight: 800; letter-spacing: .2em; color: rgba(255,255,255,.9); }
@keyframes viLogoPulse { 0%,100%{filter:drop-shadow(0 0 15px rgba(124,58,237,.6))} 50%{filter:drop-shadow(0 0 40px rgba(124,58,237,1))} }
.vi-caption { position: absolute; bottom: 14%; left: 50%; transform: translateX(-50%); z-index: 3; font-family: var(--font-h); font-size: clamp(1rem,2.5vw,1.4rem); font-weight: 700; letter-spacing: .08em; color: rgba(255,255,255,.88); text-shadow: 0 0 40px rgba(124,58,237,.8); text-align: center; opacity: 0; transition: opacity .5s ease; max-width: 700px; padding: 0 2rem; }
.vi-caption.visible { opacity: 1; }
.vi-enter { position: relative; z-index: 4; display: flex; align-items: center; justify-content: center; opacity: 0; transform: translateY(16px) scale(.94); transition: opacity .8s ease, transform .8s ease; pointer-events: none; }
.vi-enter.show { opacity: 1; transform: translateY(0) scale(1); pointer-events: all; }
.vi-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(124,58,237,.35); animation: viRing 2.8s ease-out infinite; }
.vi-ring.r1 { width: 190px; height: 190px; }
.vi-ring.r2 { width: 270px; height: 270px; animation-delay: .7s; border-color: rgba(124,58,237,.2); }
.vi-ring.r3 { width: 360px; height: 360px; animation-delay: 1.4s; border-color: rgba(124,58,237,.1); }
@keyframes viRing { 0%{transform:scale(.88);opacity:.9} 100%{transform:scale(1.22);opacity:0} }
.vi-btn { display: flex; align-items: center; gap: .7rem; padding: 1.05rem 2.6rem; background: linear-gradient(135deg,rgba(124,58,237,.92),rgba(76,29,149,.96)); border: 1px solid rgba(167,139,250,.4); border-radius: 100px; color: #fff; font-family: var(--font-h); font-size: 1.1rem; font-weight: 700; letter-spacing: .05em; cursor: pointer; position: relative; z-index: 2; box-shadow: 0 0 60px rgba(124,58,237,.5); transition: all .25s ease; }
.vi-btn svg { width: 20px; height: 20px; }
.vi-btn:hover { transform: scale(1.06); box-shadow: 0 0 90px rgba(124,58,237,.75); }
.vi-skip { position: absolute; bottom: 1.5rem; right: 1.5rem; z-index: 6; background: none; border: none; color: rgba(255,255,255,.3); font-family: var(--font-m); font-size: .75rem; letter-spacing: .12em; cursor: pointer; transition: color .2s; }
.vi-skip:hover { color: rgba(255,255,255,.8); }
.vi-bar { position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: rgba(255,255,255,.06); z-index: 7; }
.vi-bar-fill { height: 100%; width: 0%; background: linear-gradient(90deg,var(--pur),var(--pur-l)); transition: width .15s linear; }

/* ── BRAIN SCREEN ── */
.brain-screen { position: fixed; inset: 0; z-index: 9990; background: #000; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.brain-screen.exit { animation: viOut .9s var(--ease) forwards; }
.brain-bg-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .45; }
.brain-darken { position: absolute; inset: 0; background: radial-gradient(ellipse at center, rgba(0,0,0,.35) 0%, rgba(0,0,0,.88) 100%); }
.brain-content { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 2.5rem; text-align: center; padding: 2rem; }
.brain-label-top { font-family: var(--font-m); font-size: .72rem; letter-spacing: .3em; text-transform: uppercase; color: var(--pur-l); animation: fadeUp .8s ease both; }
.brain-panels { display: flex; align-items: center; gap: 3rem; animation: fadeUp .8s ease .2s both; }
.brain-side { display: flex; flex-direction: column; align-items: center; gap: 1.2rem; opacity: 0; animation: bsIn 1s var(--ease) forwards; }
.brain-human { animation-delay: .4s; }
.brain-ai { animation-delay: .7s; animation-name: bsInR; }
@keyframes bsIn  { from{opacity:0;transform:translateX(-30px)} to{opacity:1;transform:translateX(0)} }
@keyframes bsInR { from{opacity:0;transform:translateX(30px)}  to{opacity:1;transform:translateX(0)} }
.brain-icon-wrap { position: relative; width: 120px; height: 120px; display: flex; align-items: center; justify-content: center; }
.brain-emoji { font-size: 4rem; filter: drop-shadow(0 0 20px rgba(167,139,250,.8)); animation: brainPulse 2.5s ease-in-out infinite; position: relative; z-index: 2; }
.brain-svg { width: 80px; height: 80px; filter: drop-shadow(0 0 20px rgba(124,58,237,.8)); animation: brainPulse 2.5s ease-in-out infinite .5s; position: relative; z-index: 2; }
@keyframes brainPulse { 0%,100%{transform:scale(1);filter:drop-shadow(0 0 15px rgba(124,58,237,.5))} 50%{transform:scale(1.08);filter:drop-shadow(0 0 40px rgba(124,58,237,1))} }
.brain-pulse-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(167,139,250,.35); width: 110px; height: 110px; animation: brRing 2.5s ease-out infinite; }
.brain-pulse-ring.r2 { width: 145px; height: 145px; animation-delay: .8s; border-color: rgba(167,139,250,.16); }
.brain-pulse-ring.ai { border-color: rgba(124,58,237,.35); }
.brain-pulse-ring.ai.r2 { border-color: rgba(124,58,237,.16); }
@keyframes brRing { 0%{transform:scale(.85);opacity:.9} 100%{transform:scale(1.4);opacity:0} }
.brain-side-label { font-family: var(--font-h); font-size: 1.1rem; font-weight: 800; color: var(--wht); letter-spacing: .04em; }
.brain-side-desc { font-size: .82rem; color: rgba(255,255,255,.5); line-height: 1.7; font-weight: 300; }
.brain-centre { position: relative; width: 200px; height: 200px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.brain-ai-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border-radius: 50%; border: 2px solid rgba(167,139,250,.3); box-shadow: 0 0 60px rgba(124,58,237,.4),0 0 120px rgba(124,58,237,.15); opacity: .85; }


.brain-tagline { font-family: var(--font-h); font-size: clamp(1rem,2.5vw,1.35rem); font-weight: 700; color: rgba(255,255,255,.85); letter-spacing: .04em; max-width: 540px; opacity: 0; animation: fadeUp .8s ease 1.4s forwards; }
.brain-continue { display: flex; align-items: center; gap: 1rem; opacity: 0; animation: fadeUp .8s ease 2s forwards; }
.brain-continue-line { width: 60px; height: 1px; background: linear-gradient(90deg,transparent,rgba(167,139,250,.5)); }
.brain-continue span { font-family: var(--font-m); font-size: .7rem; letter-spacing: .2em; text-transform: uppercase; color: var(--pur-l); }
@keyframes fadeUp { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:translateY(0)} }

/* ── BLACK HOLE ── */
.bh-overlay { position: fixed; inset: 0; z-index: 9980; background: #000; display: flex; align-items: center; justify-content: center; }
#bh-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.bh-text { position: relative; z-index: 2; font-family: var(--font-h); font-size: 1.1rem; font-weight: 700; color: rgba(255,255,255,0); letter-spacing: .1em; text-align: center; animation: bhTxt .6s ease 2s forwards; }
@keyframes bhTxt { to { color: rgba(255,255,255,.7); } }

/* ── MAIN SITE ── */
.main-site { opacity: 0; transition: opacity .8s ease; }
.main-site.show { opacity: 1; }

/* NAV */
.hn-nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; height: 68px; background: rgba(1,1,8,.88); backdrop-filter: blur(20px); border-bottom: 1px solid rgba(124,58,237,.1); }
.hn-nav-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; max-width: 1600px; margin: 0 auto; padding: 0 2rem; }
.hn-logo { display: flex; align-items: center; gap: .6rem; text-decoration: none; }
.hn-logo img { height: 36px; width: 36px; border-radius: 9px; object-fit: contain; filter: invert(1) brightness(2); }
.hn-logo span { font-family: var(--font-h); font-size: .95rem; font-weight: 800; color: var(--wht); }
.hn-logo em { font-style: normal; color: var(--pur-l); }
.hn-nav-right { display: flex; align-items: center; gap: 1.5rem; }
.hn-nav-link { font-family: var(--font-m); font-size: .62rem; letter-spacing: .15em; text-transform: uppercase; color: rgba(255,255,255,.45); text-decoration: none; transition: color .2s; }
.hn-nav-link:hover { color: var(--wht); }
.audio-btn { width: 36px; height: 36px; border-radius: 50%; background: rgba(124,58,237,.12); border: 1px solid rgba(124,58,237,.25); color: var(--pur-l); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all .2s; }
.audio-btn svg { width: 15px; height: 15px; }
.audio-btn:hover { background: rgba(124,58,237,.25); }
.hn-dl-btn { font-family: var(--font-m); font-size: .62rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding: .5rem 1.2rem; border-radius: 100px; background: linear-gradient(135deg,var(--pur),var(--pur-d)); color: #fff; text-decoration: none; transition: filter .2s; }
.hn-dl-btn:hover { filter: brightness(1.2); }

/* SOLAR SECTION */
.solar-section { position: relative; width: 100vw; min-height: 100vh; padding-top: 68px; overflow: hidden; background: var(--black); display: flex; flex-direction: column; }
.star-canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.solar-headline { position: relative; z-index: 5; text-align: center; padding: 3rem 2rem 0; }
.solar-hl-label { font-family: var(--font-m); font-size: .68rem; letter-spacing: .3em; text-transform: uppercase; color: var(--pur-l); margin-bottom: .8rem; }
.solar-hl-title { font-family: var(--font-h); font-size: clamp(2rem,4vw,3rem); font-weight: 800; color: var(--wht); line-height: 1.1; margin-bottom: .8rem; }
.solar-hl-title span { background: linear-gradient(135deg,var(--pur-l),#c4b5fd); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.solar-hl-sub { font-size: .95rem; color: rgba(255,255,255,.45); max-width: 500px; margin: 0 auto; line-height: 1.7; }

/* SOLAR SYSTEM — full width */
.solar-system { position: relative; width: 100vw; height: 72vh; min-height: 600px; flex: 1; display: flex; align-items: center; justify-content: center; }

/* SUN */
.sun { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); z-index: 20; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.sun-glow { position: absolute; border-radius: 50%; top: 50%; left: 50%; transform: translate(-50%,-50%); animation: sunGlowAnim 4s ease-in-out infinite; pointer-events: none; }
.sun-glow.g1 { width: 190px; height: 190px; background: radial-gradient(circle,rgba(167,139,250,.28) 0%,transparent 70%); }
.sun-glow.g2 { width: 280px; height: 280px; background: radial-gradient(circle,rgba(124,58,237,.18) 0%,transparent 70%); animation-delay: 1.2s; }
.sun-glow.g3 { width: 380px; height: 380px; background: radial-gradient(circle,rgba(76,29,149,.1) 0%,transparent 70%); animation-delay: 2.4s; }
@keyframes sunGlowAnim { 0%,100%{opacity:.7;transform:translate(-50%,-50%) scale(1)} 50%{opacity:1;transform:translate(-50%,-50%) scale(1.1)} }
.sun-core { width: 96px; height: 96px; border-radius: 50%; overflow: hidden; border: 2px solid rgba(167,139,250,.75); box-shadow: 0 0 50px rgba(167,139,250,.55),0 0 100px rgba(124,58,237,.3),0 0 200px rgba(124,58,237,.1); position: relative; z-index: 5; }
.sun-core img { width: 100%; height: 100%; object-fit: contain; filter: invert(1) brightness(2); }
.sun-flare { position: absolute; top: 50%; left: 50%; border-radius: 50%; pointer-events: none; background: radial-gradient(circle,rgba(167,139,250,.32) 0%,transparent 70%); animation: flareRot linear infinite; }
.sun-flare.f1 { width: 220px; height: 28px; transform: translate(-50%,-50%); animation-duration: 7s; }
.sun-flare.f2 { width: 28px; height: 220px; transform: translate(-50%,-50%); animation-duration: 11s; animation-direction: reverse; }
.sun-flare.f3 { width: 300px; height: 18px; transform: translate(-50%,-50%) rotate(45deg); animation-duration: 15s; }
@keyframes flareRot { from{transform:translate(-50%,-50%) rotate(0deg)} to{transform:translate(-50%,-50%) rotate(360deg)} }
.sun-label { position: absolute; bottom: -30px; left: 50%; transform: translateX(-50%); font-family: var(--font-m); font-size: .58rem; letter-spacing: .15em; text-transform: uppercase; color: var(--pur-l); white-space: nowrap; }

/* ORBIT TRACKS */
.orbit-track { position: absolute; top: 50%; left: 50%; border-radius: 50%; border: 1px solid rgba(255,255,255,.04); transform: translate(-50%,-50%); pointer-events: none; }
.orbit-track.t1 { width: 21vw;  height: 21vw;  max-width: 280px;  max-height: 280px; }
.orbit-track.t2 { width: 34vw;  height: 34vw;  max-width: 450px;  max-height: 450px;  border-style: dashed; }
.orbit-track.t3 { width: 48vw;  height: 48vw;  max-width: 640px;  max-height: 640px; }
.orbit-track.t4 { width: 63vw;  height: 63vw;  max-width: 830px;  max-height: 830px;  border-style: dashed; }
.orbit-track.t5 { width: 77vw;  height: 77vw;  max-width: 1020px; max-height: 1020px; }
.orbit-track.t6 { width: 92vw;  height: 92vw;  max-width: 1220px; max-height: 1220px; border-style: dashed; }

/* PLANET WRAPPERS */
.planet-wrap { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); border-radius: 50%; animation: orbitSpin linear infinite; pointer-events: none; }
.pw1 { width: 21vw;  height: 21vw;  max-width: 280px;  max-height: 280px;  animation-duration: 9s; }
.pw2 { width: 34vw;  height: 34vw;  max-width: 450px;  max-height: 450px;  animation-duration: 15s; }
.pw3 { width: 48vw;  height: 48vw;  max-width: 640px;  max-height: 640px;  animation-duration: 22s; }
.pw4 { width: 63vw;  height: 63vw;  max-width: 830px;  max-height: 830px;  animation-duration: 32s; }
.pw5 { width: 77vw;  height: 77vw;  max-width: 1020px; max-height: 1020px; animation-duration: 45s; }
.pw6 { width: 92vw;  height: 92vw;  max-width: 1220px; max-height: 1220px; animation-duration: 60s; }
@keyframes orbitSpin { from{transform:translate(-50%,-50%) rotate(0deg)} to{transform:translate(-50%,-50%) rotate(360deg)} }

/* PLANETS */
.planet { position: absolute; right: 0; top: 50%; transform: translate(50%,-50%); width: 58px; height: 58px; border-radius: 50%; cursor: pointer; z-index: 10; display: flex; align-items: center; justify-content: center; animation: counterSpin linear infinite; transition: filter .3s; pointer-events: all; }
.pw1 .planet { animation-duration: 9s; }
.pw2 .planet { animation-duration: 15s; }
.pw3 .planet { animation-duration: 22s; }
.pw4 .planet { animation-duration: 32s; }
.pw5 .planet { animation-duration: 45s; }
.pw6 .planet { animation-duration: 60s; }
@keyframes counterSpin { from{transform:translate(50%,-50%) rotate(0deg)} to{transform:translate(50%,-50%) rotate(-360deg)} }
.planet:hover { filter: brightness(1.5) drop-shadow(0 0 25px currentColor); }
.planet-surface { position: absolute; inset: 0; border-radius: 50%; transition: box-shadow .3s; }
.planet-shine { position: absolute; top: 8%; left: 15%; width: 35%; height: 35%; background: radial-gradient(circle,rgba(255,255,255,.45) 0%,transparent 70%); border-radius: 50%; pointer-events: none; }
.planet-tag { position: relative; z-index: 2; font-family: var(--font-m); font-size: .52rem; font-weight: 700; letter-spacing: .06em; color: #fff; text-shadow: 0 1px 4px rgba(0,0,0,.6); }

/* Planet colours */
.p1 .planet-surface { background: radial-gradient(circle at 35% 35%,#c4b5fd,#7c3aed,#4c1d95); box-shadow: 0 0 24px rgba(124,58,237,.65),0 0 55px rgba(124,58,237,.22); }
.p2 .planet-surface { background: radial-gradient(circle at 35% 35%,#67e8f9,#06b6d4,#0e7490); box-shadow: 0 0 24px rgba(6,182,212,.65),0 0 55px rgba(6,182,212,.22); }
.p3 .planet-surface { background: radial-gradient(circle at 35% 35%,#6ee7b7,#10b981,#065f46); box-shadow: 0 0 24px rgba(16,185,129,.65),0 0 55px rgba(16,185,129,.22); }
.p4 .planet-surface { background: radial-gradient(circle at 35% 35%,#fcd34d,#f59e0b,#78350f); box-shadow: 0 0 24px rgba(245,158,11,.65),0 0 55px rgba(245,158,11,.22); }
.p5 .planet-surface { background: radial-gradient(circle at 35% 35%,#f9a8d4,#ec4899,#831843); box-shadow: 0 0 24px rgba(236,72,153,.65),0 0 55px rgba(236,72,153,.22); }
.p6 .planet-surface { background: radial-gradient(circle at 35% 35%,#e9d5ff,#a78bfa,#6d28d9); box-shadow: 0 0 24px rgba(167,139,250,.65),0 0 55px rgba(167,139,250,.22); }

.planet-ring-flat { position: absolute; width: 85px; height: 20px; border-radius: 50%; border: 2px solid rgba(6,182,212,.5); transform: rotateX(65deg); pointer-events: none; }
.planet-ring-flat.double { border-color: rgba(236,72,153,.5); box-shadow: 0 0 0 6px rgba(236,72,153,.14); }
.planet-ring-thick { position: absolute; width: 95px; height: 24px; border-radius: 50%; border: 3px solid rgba(245,158,11,.48); box-shadow: 0 0 0 5px rgba(245,158,11,.12); transform: rotateX(60deg); pointer-events: none; }
.planet-moon-wrap { position: absolute; width: 85px; height: 85px; border-radius: 50%; animation: counterSpin linear infinite; pointer-events: none; }
.pw3 .planet-moon-wrap { animation-duration: 22s; }
.pw5 .planet-moon-wrap.far { animation-duration: 45s; }
.planet-moon { position: absolute; right: 0; top: 50%; transform: translate(50%,-50%); width: 11px; height: 11px; border-radius: 50%; background: radial-gradient(circle at 40% 35%,#a7f3d0,#6ee7b7); box-shadow: 0 0 8px rgba(16,185,129,.6); }
.planet-moon.pink { background: radial-gradient(circle at 40% 35%,#fbcfe8,#f9a8d4); box-shadow: 0 0 8px rgba(236,72,153,.6); }
.asteroid-belt { position: absolute; top: 50%; left: 50%; width: 56vw; height: 56vw; max-width: 740px; max-height: 740px; border-radius: 50%; transform: translate(-50%,-50%); border: 3px dotted rgba(255,255,255,.03); animation: orbitSpin 90s linear infinite; pointer-events: none; }

/* PLANET TOOLTIP */
.planet-tip { position: fixed; z-index: 500; background: rgba(2,2,16,.97); backdrop-filter: blur(24px); border: 1px solid rgba(124,58,237,.32); border-radius: 14px; padding: 1.35rem 1.65rem; max-width: 310px; pointer-events: none; opacity: 0; transform: translateY(10px) scale(.95); transition: opacity .22s ease, transform .22s ease; box-shadow: 0 20px 60px rgba(0,0,0,.65),0 0 0 1px rgba(124,58,237,.08); }
.planet-tip.visible { opacity: 1; transform: translateY(0) scale(1); }
.tip-dot { width: 8px; height: 8px; border-radius: 50%; margin-bottom: .6rem; animation: tipDot 1.5s ease-in-out infinite; }
@keyframes tipDot { 0%,100%{box-shadow:0 0 0 0 rgba(167,139,250,.4)} 50%{box-shadow:0 0 0 6px rgba(167,139,250,0)} }
.tip-url { font-family: var(--font-m); font-size: .6rem; letter-spacing: .12em; margin-bottom: .4rem; }
.tip-name { font-family: var(--font-h); font-size: 1rem; font-weight: 700; color: var(--wht); margin-bottom: .65rem; line-height: 1.2; }
.tip-desc { font-size: .8rem; color: rgba(255,255,255,.55); line-height: 1.65; margin-bottom: .85rem; }
.tip-cta { font-family: var(--font-m); font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; color: var(--pur-l); animation: tipCta 2s ease-in-out infinite; }
@keyframes tipCta { 0%,100%{opacity:1} 50%{opacity:.4} }

/* HLS STRIP */
.hls-strip { background: rgba(124,58,237,.06); border-top: 1px solid rgba(124,58,237,.12); border-bottom: 1px solid rgba(124,58,237,.12); padding: 1.1rem 0; }
.hls-inner { display: flex; align-items: center; justify-content: center; gap: 2rem; flex-wrap: wrap; max-width: 1400px; margin: 0 auto; padding: 0 2rem; }
.hls-item { text-align: center; }
.hls-k { display: block; font-family: var(--font-m); font-size: .58rem; letter-spacing: .22em; text-transform: uppercase; color: rgba(255,255,255,.3); }
.hls-v { display: block; font-family: var(--font-h); font-size: .9rem; font-weight: 700; color: var(--pur-l); margin-top: .1rem; }
.hls-sep { color: rgba(124,58,237,.35); font-size: .6rem; }

/* APP SECTION */
.app-section { padding: 7rem 0 5rem; background: var(--deep); border-top: 1px solid rgba(124,58,237,.07); }
.app-container { max-width: 1280px; margin: 0 auto; padding: 0 2rem; }
.app-header { text-align: center; margin-bottom: 5rem; }
.app-label { font-family: var(--font-m); font-size: .68rem; letter-spacing: .25em; text-transform: uppercase; color: var(--pur-l); display: block; margin-bottom: 1rem; }
.app-title { font-family: var(--font-h); font-size: clamp(2rem,4.5vw,3rem); font-weight: 800; color: var(--wht); line-height: 1.1; margin-bottom: 1rem; }
.app-title span { background: linear-gradient(135deg,var(--pur-l),#c4b5fd); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.app-sub { font-size: .95rem; color: rgba(255,255,255,.5); line-height: 1.75; font-weight: 300; max-width: 540px; margin: 0 auto; }
.app-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 5rem; align-items: center; margin-bottom: 5rem; }
.app-phones { position: relative; height: 500px; }
.app-phone { position: absolute; border-radius: 28px; overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.07); }
.app-phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.app-phone.front { width: 188px; height: 406px; left: 50%; top: 50%; transform: translate(-50%,-50%); z-index: 3; box-shadow: 0 40px 100px rgba(124,58,237,.3),0 0 0 1px rgba(139,92,246,.25); }
.app-phone.back  { width: 162px; height: 352px; left: 12%; top: 50%; transform: translateY(-50%) rotate(-9deg); z-index: 2; opacity: .72; filter: blur(1px); }
.app-phone.side  { width: 155px; height: 336px; right: 12%; top: 50%; transform: translateY(-50%) rotate(9deg); z-index: 2; opacity: .72; filter: blur(1px); }
.app-feats { display: flex; flex-direction: column; gap: 1.6rem; }
.app-feat { display: flex; gap: 1.2rem; align-items: flex-start; padding: 1.4rem; background: var(--card); border: 1px solid rgba(255,255,255,.05); transition: border-color .25s, background .25s; }
.app-feat:hover { border-color: rgba(124,58,237,.3); background: #0f0f25; }
.af-ico { width: 34px; height: 34px; flex-shrink: 0; margin-top: 2px; }
.af-ico svg { width: 100%; height: 100%; }
.app-feat h4 { font-family: var(--font-h); font-size: .92rem; font-weight: 700; color: var(--wht); margin-bottom: .3rem; }
.app-feat p  { font-size: .8rem; color: rgba(255,255,255,.45); line-height: 1.65; font-weight: 300; }
.dl-cta { background: linear-gradient(135deg,rgba(124,58,237,.12),rgba(76,29,149,.06)); border: 1px solid rgba(124,58,237,.22); border-radius: 16px; padding: 2.5rem; display: flex; flex-direction: column; align-items: center; gap: 1.75rem; text-align: center; }
.dl-logo { width: 60px; height: 60px; border-radius: 14px; object-fit: contain; filter: invert(1) brightness(1.4); box-shadow: 0 0 30px rgba(124,58,237,.4); }
.dl-text h3 { font-family: var(--font-h); font-size: 1.4rem; font-weight: 800; color: var(--wht); margin-bottom: .4rem; }
.dl-text p  { font-size: .88rem; color: rgba(255,255,255,.5); font-weight: 300; }
.dl-btns { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }
.dl-btn { display: flex; align-items: center; gap: .85rem; padding: .85rem 1.8rem; border-radius: 14px; text-decoration: none; min-width: 195px; transition: all .25s ease; }
.dl-btn div { text-align: left; }
.dl-btn span   { display: block; font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; opacity: .6; margin-bottom: 2px; }
.dl-btn strong { display: block; font-family: var(--font-h); font-size: .95rem; font-weight: 800; }
.dl-btn.play { background: linear-gradient(135deg,#18182e,#0e0e1e); border: 1px solid rgba(124,58,237,.35); color: var(--wht); box-shadow: 0 0 25px rgba(124,58,237,.12); }
.dl-btn.play:hover { border-color: rgba(124,58,237,.65); transform: translateY(-3px); box-shadow: 0 12px 40px rgba(124,58,237,.28); }
.dl-btn.web { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); color: var(--wht); }
.dl-btn.web:hover { background: rgba(255,255,255,.09); transform: translateY(-3px); }
.dl-note { font-size: .76rem; color: rgba(255,255,255,.28); letter-spacing: .05em; }

/* ECO CARDS */
.eco-section { padding: 6rem 0; background: var(--black); }
.eco-container { max-width: 1280px; margin: 0 auto; padding: 0 2rem; }
.eco-head { text-align: center; margin-bottom: 3.5rem; }
.eco-label { font-family: var(--font-m); font-size: .68rem; letter-spacing: .25em; text-transform: uppercase; color: var(--pur-l); display: block; margin-bottom: 1rem; }
.eco-title { font-family: var(--font-h); font-size: clamp(2rem,4vw,3rem); font-weight: 800; color: var(--wht); line-height: 1.1; }
.eco-title span { background: linear-gradient(135deg,var(--pur-l),#c4b5fd); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.eco-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.04); border-radius: 4px; overflow: hidden; }
.eco-card { background: var(--card); padding: 2.5rem 2rem; position: relative; overflow: hidden; cursor: pointer; transition: background .3s; }
.eco-card:hover { background: #0f0f28; }
.ec-num { position: absolute; top: 1.5rem; right: 1.75rem; font-family: var(--font-m); font-size: .6rem; letter-spacing: .15em; color: rgba(255,255,255,.1); transition: color .3s; }
.eco-card:hover .ec-num { color: var(--pur-l); }
.ec-icon { width: 38px; height: 38px; margin-bottom: 1.4rem; }
.ec-icon svg { width: 100%; height: 100%; }
.eco-card h3 { font-family: var(--font-h); font-size: 1.05rem; font-weight: 700; color: var(--wht); margin-bottom: .7rem; line-height: 1.2; }
.eco-card p { font-size: .82rem; color: rgba(255,255,255,.48); line-height: 1.7; font-weight: 300; margin-bottom: 1.2rem; }
.ec-tags { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: 1.4rem; }
.ec-tags span { font-family: var(--font-m); font-size: .58rem; letter-spacing: .1em; text-transform: uppercase; padding: .25rem .65rem; background: rgba(124,58,237,.1); border: 1px solid rgba(124,58,237,.2); color: var(--pur-l); }
.ec-btn { font-family: var(--font-m); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--pur-l); background: none; border: 1px solid rgba(124,58,237,.25); padding: .45rem .95rem; cursor: pointer; transition: all .2s; }
.ec-btn:hover { background: var(--pur); color: #fff; border-color: var(--pur); }

/* FOOTER */
.hn-footer { background: #020208; border-top: 1px solid rgba(124,58,237,.1); padding: 3rem 0 2rem; }
.hn-footer-inner { max-width: 1280px; margin: 0 auto; padding: 0 2rem; }
.hn-footer-brand { display: flex; align-items: center; gap: .75rem; margin-bottom: 2rem; padding-bottom: 2rem; border-bottom: 1px solid rgba(255,255,255,.05); }
.hn-footer-brand img { width: 34px; height: 34px; border-radius: 8px; object-fit: contain; filter: invert(1) brightness(1.4); }
.hn-footer-brand strong { display: block; font-family: var(--font-h); font-size: .9rem; font-weight: 800; color: rgba(255,255,255,.65); }
.hn-footer-brand span { font-size: .72rem; color: rgba(255,255,255,.28); }
.hn-footer-links { display: flex; flex-wrap: wrap; gap: 1.5rem; margin-bottom: 2rem; padding-bottom: 2rem; border-bottom: 1px solid rgba(255,255,255,.05); }
.hn-footer-links a { font-family: var(--font-m); font-size: .68rem; letter-spacing: .08em; color: rgba(255,255,255,.32); text-decoration: none; transition: color .2s; }
.hn-footer-links a:hover { color: var(--pur-l); }
.hn-footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem; }
.hn-footer-bottom span { font-size: .7rem; color: rgba(255,255,255,.2); }

/* RESPONSIVE */
@media (max-width: 1100px) { .app-grid { grid-template-columns: 1fr; } .eco-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 900px) { .brain-panels { flex-direction: column; gap: 2rem; } .brain-centre { width: 150px; height: 150px; } }
@media (max-width: 700px) { .eco-grid { grid-template-columns: 1fr; } .app-phones { display: none; } .app-grid { grid-template-columns: 1fr; } .solar-system { height: 58vh; } .dl-btns { flex-direction: column; align-items: center; } .hn-nav-right .hn-nav-link { display: none; } }