/* Halo Beats · concept store by Brand Evolution. Own classes are hb-* (shop engine keeps cs-*). */
:root{
  --night:#0B0C10;
  --night-2:#14161C;
  --night-3:#1C1F27;
  --fog:#ECEDE8;
  --fog-2:#E1E2DC;
  --ink:#121318;
  --text-d:#E9EAEF;
  --muted-d:#A2A6B2;
  --muted-l:#565A63;
  --lime:#D4FF3A;
  --lime-dk:#5E7A00;
  --violet:#9B8CFF;
  --line-d:rgba(233,234,239,.14);
  --line-l:rgba(18,19,24,.14);
  --display:"Unbounded", "Arial Black", ui-sans-serif, sans-serif;
  --body:"IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, Menlo, monospace;
  --gutter:clamp(16px,4vw,56px);
  --ease:cubic-bezier(.2,.8,.2,1);
  /* shop tokens (the shop + drawer are light) */
  --cs-bg:var(--fog);--cs-fg:var(--ink);--cs-muted:var(--muted-l);--cs-line:var(--line-l);
  --cs-accent:var(--ink);--cs-accent-fg:var(--lime);--cs-display:var(--display);--cs-radius:16px;
  --cs-card:radial-gradient(120% 90% at 50% 38%,#FFFFFF 0%,#EDEEEA 62%,#DFE0DA 100%);
  --cs-heart-bg:rgba(255,255,255,.8);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;background:var(--night)}
body{margin:0;background:var(--night);color:var(--text-d);font-family:var(--body);font-size:16.5px;line-height:1.6;overflow-x:hidden}
svg{display:block}
a{color:inherit}
p{margin:0}
h1,h2,h3{margin:0}
em{font-style:italic;font-family:var(--body);font-weight:400}
button{font:inherit;color:inherit}
:focus-visible{outline:2.5px solid var(--lime);outline-offset:3px;border-radius:6px}
.hb-shop :focus-visible,.hb-studio :focus-visible,.cs-ui :focus-visible{outline-color:var(--ink)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;z-index:200;background:var(--lime);color:var(--ink);padding:10px 14px;border-radius:8px}
.skip:focus{left:8px}

.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:999px;font-weight:600;font-size:15px;text-decoration:none;border:0;cursor:pointer;transition:transform .35s var(--ease),background .3s,box-shadow .3s,color .3s}
.btn-solid{background:var(--lime);color:var(--ink)}
.btn-solid:hover{background:#E2FF73;transform:translateY(-2px)}
.btn-line{box-shadow:inset 0 0 0 1.5px rgba(233,234,239,.4);color:var(--text-d);background:transparent}
.btn-line:hover{box-shadow:inset 0 0 0 1.5px var(--text-d);transform:translateY(-2px)}

/* NAV: dark glass over dark sections, light glass over light ones */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px var(--gutter);color:var(--ink);transition:background .35s,box-shadow .35s,color .35s,padding .35s}
.nav.on-dark{color:var(--text-d)}
.nav.solid{background:rgba(236,237,232,.76);backdrop-filter:blur(14px) saturate(1.3);-webkit-backdrop-filter:blur(14px) saturate(1.3);box-shadow:0 1px 0 var(--line-l);padding-top:9px;padding-bottom:9px}
.nav.on-dark.solid{background:rgba(11,12,16,.72);box-shadow:0 1px 0 var(--line-d)}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;font-family:var(--display);font-weight:500;font-size:19px;letter-spacing:-.01em}
.brand b{font-weight:800}
.brand svg{width:30px;height:30px}
.nav:not(.on-dark) .brand svg circle{stroke:var(--lime-dk)}
.nav nav{display:flex;gap:28px;font-size:14.5px;font-weight:500}
.nav nav a{text-decoration:none;opacity:.8}
.nav nav a:hover{opacity:1}
.nav-icons{display:flex;gap:6px}
.icon-btn{position:relative;width:44px;height:44px;border:0;background:transparent;border-radius:50%;display:grid;place-items:center;cursor:pointer;transition:background .2s}
.icon-btn:hover{background:var(--line-l)}
.nav.on-dark .icon-btn:hover{background:var(--line-d)}
.icon-btn svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linejoin:round}
.count{position:absolute;right:3px;top:3px;min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:var(--lime);color:var(--ink);font-size:11px;font-weight:700;display:grid;place-items:center;line-height:1;box-shadow:0 0 0 1.5px var(--ink)}
.count.zero{display:none}
@media (max-width:860px){.nav nav{display:none}}

/* HERO */
.hb-hero{position:relative;min-height:100vh;padding:96px var(--gutter) 40px;overflow:hidden;background:radial-gradient(60% 60% at 72% 46%,#1A1E14 0%,rgba(11,12,16,0) 70%),radial-gradient(40% 40% at 20% 90%,#17142A 0%,rgba(11,12,16,0) 70%),var(--night)}
.hb-giant{position:absolute;left:50%;top:50%;transform:translate(-50%,-52%);font-family:var(--display);font-weight:800;font-size:clamp(140px,34vw,560px);line-height:.8;letter-spacing:-.04em;color:transparent;-webkit-text-stroke:1.5px rgba(212,255,58,.13);white-space:nowrap;pointer-events:none;margin:0;user-select:none}
.hb-hero-grid{position:relative;display:grid;grid-template-columns:minmax(300px,.9fr) 1.1fr;gap:clamp(24px,4vw,64px);align-items:center;min-height:calc(100vh - 136px)}
.hb-copy{display:flex;flex-direction:column;gap:18px;min-width:0;animation:hbUp .7s .05s var(--ease) both}
@keyframes hbUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.hb-eyebrow{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-d)}
.hb-pip{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 14px var(--lime)}
.hb-copy h1{font-family:var(--display);font-weight:700;font-size:clamp(40px,5vw,78px);line-height:1;letter-spacing:-.03em}
.hb-copy h1 em{display:block;font-family:var(--display);font-style:normal;font-weight:800;color:var(--lime)}
.hb-lede{font-size:clamp(16px,1.25vw,18.5px);color:var(--muted-d);max-width:44ch}
.hb-actions{display:flex;gap:10px;flex-wrap:wrap}
.hb-play-ic{width:0;height:0;border-left:11px solid currentColor;border-top:7px solid transparent;border-bottom:7px solid transparent;transition:all .25s}
.hb-play[aria-pressed="true"]{box-shadow:inset 0 0 0 1.5px var(--lime);color:var(--lime)}
.hb-play[aria-pressed="true"] .hb-play-ic{width:11px;height:13px;border:0;border-left:4px solid currentColor;border-right:4px solid currentColor}
.hb-sound-note{font-size:13px;color:var(--muted-d)}
.hb-anc-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.hb-anc-hint{font-size:13px;color:var(--muted-d)}
.hb-switch{appearance:none;border:0;background:transparent;cursor:pointer;display:inline-flex;align-items:center;gap:12px;padding:4px 0;font-weight:600;font-size:15px;color:inherit}
.hb-knob{position:relative;width:52px;height:30px;border-radius:999px;background:var(--night-3);box-shadow:inset 0 0 0 1.5px var(--line-d);transition:background .3s}
.hb-knob::after{content:"";position:absolute;left:4px;top:4px;width:22px;height:22px;border-radius:50%;background:var(--text-d);transition:transform .35s var(--ease),background .3s}
.hb-switch[aria-checked="true"] .hb-knob{background:var(--lime)}
.hb-switch[aria-checked="true"] .hb-knob::after{transform:translateX(22px);background:var(--ink)}
.hb-anc-state{font-family:var(--mono);font-weight:600;color:var(--muted-d);text-transform:uppercase;font-size:13px;margin-left:4px}
.hb-switch[aria-checked="true"] .hb-anc-state{color:var(--lime)}
.hb-stats{display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:8px 28px;margin:6px 0 0;padding-top:16px;border-top:1px solid var(--line-d)}
.hb-stats dt{font-family:var(--display);font-weight:700;font-size:clamp(22px,2vw,30px);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.hb-stats dd{margin:0;font-size:13px;color:var(--muted-d)}

.hb-stage-col{display:flex;flex-direction:column;gap:14px;min-width:0;animation:hbUp .8s .15s var(--ease) both}
.hb-stage{position:relative;width:100%;aspect-ratio:1/1;max-height:min(68vh,640px);margin:0 auto;touch-action:pan-y;cursor:grab}
.hb-stage.drag{cursor:grabbing}
.hb-viz,.hb-gl,.hb-fallback{position:absolute;inset:0;width:100%;height:100%}
.hb-gl{opacity:0;transition:opacity .8s}
.hb-stage.gl-ready .hb-gl{opacity:1}
.hb-fallback{display:grid;place-items:center;transition:opacity .6s}
.hb-fallback svg{width:66%;height:auto}
.hb-stage.gl-ready .hb-fallback{opacity:0}
.hb-under{display:flex;flex-direction:column;gap:12px}
.hb-cw{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.hb-cw-l{font-family:var(--mono);font-size:11.5px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-d);margin-right:6px}
.hb-cw button{appearance:none;border:0;background:transparent;display:inline-flex;align-items:center;gap:8px;padding:8px 13px;border-radius:999px;font-size:13.5px;font-weight:500;cursor:pointer;box-shadow:inset 0 0 0 1px var(--line-d);transition:background .25s,box-shadow .25s,color .25s}
.hb-cw button:hover{box-shadow:inset 0 0 0 1px var(--text-d)}
.hb-cw button[aria-pressed="true"]{background:var(--text-d);color:var(--ink);box-shadow:none}
.hb-cw i{width:13px;height:13px;border-radius:50%;background:var(--c);box-shadow:inset 0 0 0 1px rgba(255,255,255,.3)}
.hb-float{display:grid;grid-template-columns:76px 1fr auto;gap:14px;align-items:center;background:rgba(28,31,39,.8);border:1px solid var(--line-d);border-radius:18px;padding:8px 12px 8px 8px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.hb-float-art{width:76px;aspect-ratio:1;border-radius:12px;overflow:hidden;background:var(--cs-card);position:relative}
.hb-float-art svg{position:absolute;left:50%;top:50%;width:100%;height:auto;transform:translate(-50%,-48%) scale(1.05)}
.hb-float-no{font-family:var(--mono);font-size:11.5px;color:var(--muted-d)}
.hb-float-name{font-family:var(--display);font-weight:700;font-size:19px;letter-spacing:-.02em}
.hb-float-price{font-weight:700;font-variant-numeric:tabular-nums}
.hb-float-act{display:flex;gap:8px;align-items:center}
.hb-float-add{appearance:none;border:0;cursor:pointer;background:var(--lime);color:var(--ink);font-weight:700;font-size:14px;padding:11px 16px;border-radius:999px;transition:transform .3s var(--ease)}
.hb-float-add:hover{transform:translateY(-2px)}
.cs-heart.hb-float-heart{position:static;width:40px;height:40px;background:transparent;color:var(--text-d);box-shadow:inset 0 0 0 1px var(--line-d)}
.cs-heart.hb-float-heart[aria-pressed="true"] svg{fill:var(--lime);stroke:var(--lime)}
@media (max-width:960px){
  .hb-hero-grid{grid-template-columns:1fr;min-height:0}
  .hb-stage{max-height:none;width:min(100%,520px)}
}
@media (max-width:520px){
  .hb-float{grid-template-columns:60px 1fr;row-gap:8px}
  .hb-float-art{width:60px}
  .hb-float-act{grid-column:1/-1}
  .hb-float-add{flex:1}
  .hb-stats{gap:8px 18px}
}

/* TICKER */
.hb-ticker{background:var(--lime);color:var(--ink);overflow:hidden;white-space:nowrap}
.hb-ticker-in{display:inline-flex;gap:26px;padding:12px 0;font-family:var(--mono);font-weight:600;font-size:13.5px;letter-spacing:.06em;text-transform:uppercase;animation:hbTick 30s linear infinite}
.hb-ticker i{font-style:normal}
@keyframes hbTick{to{transform:translateX(-50%)}}

/* SECTION HEADS */
.sec-head{display:grid;grid-template-columns:auto 1fr;gap:4px 22px;align-items:end;margin-bottom:clamp(26px,4vw,48px)}
.sec-no{font-family:var(--mono);font-weight:600;font-size:13px;color:var(--lime);grid-row:1/3;align-self:start;padding-top:10px}
.hb-shop .sec-no,.hb-studio .sec-no{color:var(--lime-dk)}
.sec-head h2{font-family:var(--display);font-weight:700;font-size:clamp(36px,5.6vw,84px);line-height:.98;letter-spacing:-.035em}
.sec-head h2 em{font-family:var(--display);font-style:normal;font-weight:800;color:var(--lime)}
.hb-shop .sec-head h2 em,.hb-studio .sec-head h2 em{color:var(--lime-dk)}
.sec-note{color:var(--muted-d);max-width:58ch;font-size:15.5px}
.hb-shop .sec-note,.hb-studio .sec-note{color:var(--muted-l)}

/* ANC */
.hb-anc{padding:clamp(70px,10vw,130px) var(--gutter);background:var(--night-2)}
.hb-wave-wrap{position:relative;height:clamp(200px,30vw,320px);border-radius:20px;overflow:hidden;background:linear-gradient(180deg,#101218,#0B0C10);box-shadow:inset 0 0 0 1px var(--line-d)}
.hb-wave{position:absolute;inset:0;width:100%;height:100%}
.hb-readout{position:absolute;right:20px;top:16px;text-align:right;background:rgba(11,12,16,.7);padding:10px 14px;border-radius:12px}
.hb-db{font-family:var(--display);font-weight:800;font-size:clamp(30px,4vw,52px);line-height:1;font-variant-numeric:tabular-nums}
.hb-db-l{font-size:12.5px;color:var(--muted-d)}
.hb-wave-wrap.calm .hb-db{color:var(--lime)}
.hb-anc-ctl{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:18px}
.hb-anc-fine{font-size:13px;color:var(--muted-d);max-width:60ch}

/* SHOP (light) */
.hb-shop{background:var(--fog);color:var(--ink);padding:clamp(70px,10vw,130px) var(--gutter)}
.hb-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:26px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.hb-tool-right{display:flex;align-items:center;gap:18px}
.count-note{font-size:14px;color:var(--muted-l);font-variant-numeric:tabular-nums}
.sort{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600}
.sort select{font:inherit;font-weight:600;padding:9px 12px;border-radius:999px;border:1.5px solid var(--line-l);background:transparent;color:var(--ink)}
.hb-art{width:100%;height:100%}
.cs-tag{background:var(--lime);color:var(--ink)}
.cs-heart[aria-pressed="true"] svg{fill:var(--ink);stroke:var(--ink)}
.cs-btn.cs-add,.cs-checkout{background:var(--ink);color:var(--lime)}
.cs-ship-bar i{background:var(--lime-dk)}
.cs-err{color:#B3261E}
.noscript{padding:20px;background:var(--fog-2)}

/* SPECS (dark) */
.hb-specs{padding:clamp(70px,10vw,130px) var(--gutter);background:var(--night)}
.hb-batt-row{display:grid;grid-template-columns:minmax(220px,420px) 1fr;gap:24px;align-items:center;margin-bottom:clamp(30px,5vw,60px)}
.hb-batt{position:relative;height:84px;border-radius:16px;box-shadow:inset 0 0 0 3px var(--text-d);padding:9px;margin-right:16px}
.hb-batt-fill{height:100%;border-radius:9px;background:repeating-linear-gradient(90deg,var(--lime) 0 calc(10% - 5px),transparent calc(10% - 5px) 10%);transform-origin:left;transform:scaleX(1);transition:transform 1.6s var(--ease)}
.js .hb-batt:not(.in) .hb-batt-fill{transform:scaleX(.04)}
.hb-batt-tip{position:absolute;right:-14px;top:50%;width:9px;height:30px;margin-top:-15px;border-radius:0 5px 5px 0;background:var(--text-d)}
.hb-batt-txt{font-size:18px;color:var(--muted-d);max-width:46ch}
.hb-batt-txt b{color:var(--text-d)}
.hb-spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:0;border-top:1px solid var(--line-d)}
.hb-spec-grid div{padding:22px 4px 24px;border-bottom:1px solid var(--line-d)}
.hb-spec-grid dt{font-family:var(--display);font-weight:800;font-size:clamp(46px,6vw,88px);line-height:1;letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.hb-spec-grid dt small{font-size:.32em;font-weight:500;letter-spacing:0;margin-left:6px;color:var(--lime)}
.hb-spec-grid dd{margin:6px 0 0;color:var(--muted-d)}
.hb-table-wrap{overflow-x:auto;margin-top:clamp(30px,5vw,60px)}
.hb-table{width:100%;border-collapse:collapse;font-size:15px;min-width:560px}
.hb-table th,.hb-table td{text-align:left;padding:13px 10px;border-bottom:1px solid var(--line-d)}
.hb-table thead th{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-d)}
.hb-table tbody th{font-weight:700}
.hb-table td:last-child{font-variant-numeric:tabular-nums;font-weight:600}
@media (max-width:760px){.hb-batt-row{grid-template-columns:1fr}.hb-spec-grid{grid-template-columns:1fr 1fr}}

/* STUDIO (light) */
.hb-studio{padding:clamp(70px,10vw,130px) var(--gutter);background:var(--fog);color:var(--ink)}
.hb-studio-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,72px);align-items:center}
.hb-studio-txt>p{font-size:18px;line-height:1.55;margin-bottom:22px}
.hb-promise{list-style:none;margin:0;padding:0;border-top:1.5px solid var(--ink)}
.hb-promise li{display:grid;grid-template-columns:160px 1fr;gap:12px;padding:13px 0;border-bottom:1px solid var(--line-l);font-size:15px}
.hb-promise span{color:var(--muted-l)}
.hb-curve{margin:0;color:var(--ink)}
.hb-curve svg{width:100%;height:auto}
.hb-curve figcaption{font-size:13.5px;color:var(--muted-l);margin-top:8px}
.hb-tune{stroke-dasharray:var(--len,900);stroke-dashoffset:0;transition:stroke-dashoffset 2s var(--ease)}
.js .hb-curve:not(.in) .hb-tune{stroke-dashoffset:var(--len,900)}
@media (max-width:860px){.hb-studio-grid{grid-template-columns:1fr}.hb-promise li{grid-template-columns:1fr;gap:2px}}

/* reveals */
.rv{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}

/* FOOTER */
.hb-foot{background:var(--night);padding:24px var(--gutter) 72px;border-top:1px solid var(--line-d)}
.hb-foot-big{font-family:var(--display);font-weight:800;font-size:clamp(52px,13vw,210px);line-height:.95;letter-spacing:-.05em;color:var(--lime);white-space:nowrap;overflow:hidden}
.hb-foot-row{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-top:24px;font-size:14.5px}
.hb-foot address{font-style:normal;color:var(--muted-d)}
.hb-foot nav{display:flex;gap:22px;flex-wrap:wrap}
.hb-foot nav a{text-decoration:none;opacity:.85}
.hb-foot nav a:hover{opacity:1;color:var(--lime)}

.concept-badge{position:fixed;left:14px;bottom:14px;z-index:60;font-size:12px;font-weight:600;text-decoration:none;background:var(--text-d);color:var(--ink);padding:8px 12px;border-radius:999px;box-shadow:0 0 0 1.5px rgba(11,12,16,.4)}
.concept-badge:hover{background:var(--lime)}

@media (prefers-reduced-motion:reduce){
  .hb-copy,.hb-stage-col{animation:none!important}
  .hb-ticker-in{animation:none}
  .rv{opacity:1;transform:none;transition:none}
  .hb-batt-fill,.hb-tune{transition:none}
  html{scroll-behavior:auto}
}
/* phone: tighter compare table, model column stays put while it scrolls */
@media (max-width:620px){
  .hb-table{font-size:13.5px;min-width:500px}
  .hb-table th,.hb-table td{padding:11px 7px}
  .hb-table tbody th,.hb-table thead th:first-child{position:sticky;left:0;z-index:1;background:var(--night);box-shadow:1px 0 0 var(--line-d)}
}
@media (max-width:620px){.hb-table-wrap{-webkit-mask-image:linear-gradient(90deg,#000 88%,transparent);mask-image:linear-gradient(90deg,#000 88%,transparent);padding-right:28px}}