/* djvizwalls.com — cyberspace site styles (landing, help, account). The visualizer at /r/ has its own CSS. */
:root{
  --void:#05030c; --deep:#0a0618; --panel:#110b24; --panel-2:#181033; --line:#2a1f4d; --line-2:#3b2c6b;
  --text:#ece8ff; --muted:#a9a1cf; --dim:#7a72a3;
  --cyan:#00e5ff; --pink:#ff2fd6; --lime:#b6ff3b; --violet:#8a2be2; --ok:#3dff9a; --bad:#ff3d6e;
  --r:10px; --max:1160px;
  --display:'Orbitron','Arial Black',sans-serif;
  --sans:'Space Grotesk',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
  --glow-c:0 0 18px rgba(0,229,255,.55);
  --glow-p:0 0 18px rgba(255,47,214,.55);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;background:var(--void)}
body{margin:0;background:var(--void);color:var(--text);font:17px/1.6 var(--sans);overflow-x:hidden}
a{color:var(--cyan);text-underline-offset:3px}
a:hover{color:#7ff3ff}
img{max-width:100%;display:block}
h1,h2,h3{line-height:1.1;margin:0 0 .5em}
.display,h2.display{font-family:var(--display);font-weight:900;letter-spacing:.02em;text-transform:uppercase}
.mono{font-family:var(--mono)}
p{margin:0 0 1em}
code,kbd{font-family:var(--mono);font-size:.86em}
kbd{display:inline-block;min-width:1.8em;padding:.1em .45em;border:1px solid var(--line-2);border-bottom-width:3px;border-radius:5px;background:var(--panel);text-align:center;color:var(--text)}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
section[id]{scroll-margin-top:62px}

/* ---- header / footer */
.top{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px max(16px,calc((100vw - var(--max))/2));background:rgba(5,3,12,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,var(--cyan),var(--pink),transparent);opacity:.6}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font:900 17px var(--display);letter-spacing:.08em;white-space:nowrap}
.brand b{color:var(--cyan);font-weight:900;margin-left:.35em;text-shadow:var(--glow-c)}
.brand:hover{color:var(--text)}
.eq{display:inline-flex;align-items:flex-end;gap:3px;height:22px;padding:5px;border-radius:7px;background:var(--deep);border:1px solid var(--line-2)}
.eq i{display:block;width:4px;border-radius:1px;background:linear-gradient(to top,var(--pink),var(--cyan));animation:eq 1.1s ease-in-out infinite}
.eq i:nth-child(1){height:40%;animation-delay:-.2s}.eq i:nth-child(2){height:90%;animation-delay:-.6s}.eq i:nth-child(3){height:65%;animation-delay:-.4s}.eq i:nth-child(4){height:30%;animation-delay:-.8s}
@keyframes eq{0%,100%{transform:scaleY(.45)}50%{transform:scaleY(1)}}
.eq i{transform-origin:bottom}
.top nav{display:flex;align-items:center;gap:22px;font-size:15px;font-weight:600}
.top nav a{white-space:nowrap}
.top nav a:not(.btn){color:var(--muted);text-decoration:none}
.top nav a:not(.btn):hover{color:var(--cyan)}
@media (max-width:980px){.top nav a.navx[href="/#how"]{display:none}}
@media (max-width:760px){.top nav a.navx{display:none}}
@media (max-width:420px){.top{gap:10px}.brand{font-size:14px;gap:8px}.top nav{gap:12px;font-size:14px}.top .btn-sm{padding:6px 10px;font-size:13px}}

.foot{border-top:1px solid var(--line);margin-top:0;padding:34px max(16px,calc((100vw - var(--max))/2)) 28px;display:grid;grid-template-columns:1fr auto;align-items:center;row-gap:14px;column-gap:40px;color:var(--dim);font-size:14px;background:#030208}
.foot .slogan{margin:0;text-align:right;font-size:15px;color:var(--muted)}
.foot nav{display:flex;flex-wrap:wrap;gap:18px}
.foot nav a{color:var(--muted);text-decoration:none}
.foot nav a:hover{color:var(--cyan)}
.foot .fine{margin:0;text-align:right;font-size:13px}
.foot .fine a{color:var(--muted)}
@media (max-width:860px){.foot{grid-template-columns:1fr}.foot .slogan,.foot .fine{text-align:left}.foot .slogan{order:3}.foot .fine{order:4}}

/* ---- buttons, forms */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border:1px solid var(--cyan);border-radius:6px;background:var(--cyan);color:#020109;font:700 16px/1.1 var(--sans);text-decoration:none;cursor:pointer;box-shadow:var(--glow-c);transition:background .12s,box-shadow .12s,transform .12s}
.btn:hover{background:#7ff3ff;color:#020109;box-shadow:0 0 28px rgba(0,229,255,.8)}
.btn-sm{padding:7px 14px;font-size:14px;box-shadow:none}
.btn-ghost{background:rgba(10,6,24,.75);color:var(--text);border-color:var(--pink);box-shadow:inset 0 0 0 0 transparent}
.btn-ghost:hover{background:rgba(255,47,214,.12);color:var(--text);box-shadow:var(--glow-p)}
.btn-red{background:var(--bad);border-color:var(--bad);color:#fff;box-shadow:none}
.btn-red:hover{background:#ff6b8f;color:#fff;box-shadow:none}
.btn-block{width:100%}
label{display:block;font-weight:600;font-size:14px;margin:0 0 6px;color:var(--text)}
.field{margin:0 0 16px}
.hint{display:block;font-weight:400;color:var(--dim);font-size:13px;margin-top:5px}
input[type=text],input[type=email],input[type=password],select,textarea{width:100%;padding:11px 13px;border-radius:6px;border:1px solid var(--line-2);background:var(--void);color:var(--text);font:16px var(--sans)}
input:focus,select:focus,textarea:focus{border-color:var(--cyan);outline:0;box-shadow:0 0 0 3px rgba(0,229,255,.15)}
.check{display:flex;gap:8px;align-items:center;font-weight:500;color:var(--muted)}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.flash{max-width:var(--max);margin:16px auto 0;padding:11px 16px;border-radius:6px;background:rgba(61,255,154,.08);border:1px solid rgba(61,255,154,.4);color:#bfffdc;font-weight:600;width:calc(100% - 32px)}
.flash.err{background:rgba(255,61,110,.1);border-color:rgba(255,61,110,.45);color:#ffc9d6}

/* ---- layout bits */
.wrap{max-width:var(--max);margin:0 auto;padding:0 16px}
.narrow{max-width:720px;margin:0 auto;padding:56px 16px}
.center{text-align:center}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.tag{display:inline-block;font:700 12px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--lime);margin:0 0 12px}
.tag::before{content:"// ";color:var(--dim)}
.lead{font-size:19px;color:var(--muted)}
.keybox{font:700 clamp(22px,4.5vw,32px) var(--mono);letter-spacing:.06em;padding:22px;border-radius:8px;background:var(--void);border:1px dashed var(--cyan);text-align:center;color:var(--cyan);word-break:break-all;user-select:all;text-shadow:var(--glow-c)}

/* ---- landing: hero (synthwave grid floor + glowing sun + the real visualizer on a "wall") */
.hero{position:relative;overflow:hidden;padding:64px 16px 120px;background:radial-gradient(ellipse 90% 70% at 50% 0%,#1d0b45 0%,var(--void) 70%);isolation:isolate}
.hero .sun{position:absolute;left:50%;top:44%;width:min(70vw,780px);aspect-ratio:1;transform:translateX(-50%);border-radius:50%;z-index:-2;
  background:linear-gradient(#ff2fd6 0%,#ff7a3d 45%,#ffd23d 100%);opacity:.18;filter:blur(2px);
  -webkit-mask:repeating-linear-gradient(#000 0 14px,transparent 14px 20px);mask:repeating-linear-gradient(#000 0 14px,transparent 14px 20px)}
.hero .floor{position:absolute;left:-50%;right:-50%;bottom:-2px;height:58%;z-index:-1;transform:perspective(420px) rotateX(64deg);transform-origin:50% 100%;
  background:linear-gradient(transparent 0 calc(100% - 1px),rgba(0,229,255,.55) 0) 0 0/100% 48px,linear-gradient(90deg,transparent 0 calc(100% - 1px),rgba(255,47,214,.5) 0) 0 0/64px 100%;
  -webkit-mask:linear-gradient(transparent,#000 35%);mask:linear-gradient(transparent,#000 35%);animation:floor 2.4s linear infinite}
@keyframes floor{to{background-position:0 48px,0 0}}
.hero .scan{position:absolute;inset:0;z-index:-1;pointer-events:none;background:repeating-linear-gradient(transparent 0 2px,rgba(0,0,0,.18) 2px 4px)}
.hero-in{position:relative;max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:center}
.hero h1{font-family:var(--display);font-weight:900;text-transform:uppercase;font-size:clamp(34px,4.4vw,60px);line-height:1;letter-spacing:.01em;margin-bottom:20px}
.hero h1 .glitch{position:relative;display:inline-block;color:var(--cyan);text-shadow:var(--glow-c)}
.hero h1 .glitch::before,.hero h1 .glitch::after{content:attr(data-t);position:absolute;inset:0;pointer-events:none}
.hero h1 .glitch::before{color:var(--pink);transform:translate(2px,-1px);mix-blend-mode:screen;opacity:.8;clip-path:inset(0 0 55% 0);animation:gl 3.2s infinite steps(1)}
.hero h1 .glitch::after{color:var(--lime);transform:translate(-2px,1px);mix-blend-mode:screen;opacity:.6;clip-path:inset(60% 0 0 0);animation:gl 2.7s infinite steps(1) reverse}
@keyframes gl{0%,86%{transform:translate(0,0)}88%{transform:translate(4px,-2px)}90%{transform:translate(-3px,1px)}92%{transform:translate(2px,2px)}94%,100%{transform:translate(0,0)}}
.hero p.sub{font-size:clamp(17px,1.8vw,19px);color:#d6d0f5;max-width:31em}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero .note{margin-top:14px;font:500 13px var(--mono);color:var(--dim)}
.wall{position:relative;transform:perspective(1400px) rotateY(-12deg) rotateX(3deg);transform-origin:50% 50%}
.wall .frame{position:relative;border-radius:8px;padding:6px;background:linear-gradient(135deg,var(--cyan),var(--pink));box-shadow:0 0 40px rgba(0,229,255,.35),0 0 80px rgba(255,47,214,.25),0 40px 80px rgba(0,0,0,.7)}
.wall .frame img{border-radius:4px;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;background:#000}
.wall .frame .djname{position:absolute;left:0;right:0;bottom:10%;text-align:center;font:900 clamp(18px,2.6vw,34px) var(--display);letter-spacing:.12em;color:#fff;text-shadow:0 0 12px var(--pink),0 0 28px var(--pink)}
.wall .hud{position:absolute;left:-14px;top:-14px;font:700 11px var(--mono);color:var(--lime);background:var(--void);border:1px solid var(--lime);padding:4px 8px;border-radius:4px;letter-spacing:.1em}
.wall .hud i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime);margin-right:6px;box-shadow:0 0 8px var(--lime);animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:.2}}
.wall .bpm{position:absolute;right:-12px;bottom:-16px;font:700 13px var(--mono);color:var(--cyan);background:var(--void);border:1px solid var(--cyan);padding:6px 10px;border-radius:4px}
@media (max-width:920px){.hero-in{grid-template-columns:1fr}.wall{transform:none;margin:10px 8px 0}.hero{padding:44px 16px 96px}}

/* ---- sections */
section.band{padding:84px 0 70px;position:relative}
section.band h2{font-family:var(--display);font-weight:900;text-transform:uppercase;font-size:clamp(28px,3.8vw,46px);letter-spacing:.02em}
.alt{background:linear-gradient(180deg,var(--deep),var(--void));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:900px){.grid3{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.grid3{grid-template-columns:1fr}}
.feat{position:relative;padding:22px 22px 20px;border:1px solid var(--line);border-radius:var(--r);background:linear-gradient(160deg,var(--panel),var(--void));overflow:hidden}
.feat::before{content:"";position:absolute;inset:0 0 auto;height:2px;background:linear-gradient(90deg,var(--cyan),var(--pink))}
.feat .k{font:700 12px var(--mono);color:var(--pink);letter-spacing:.12em}
.feat h3{font:800 18px var(--sans);margin:6px 0 6px}
.feat p{color:var(--muted);font-size:15px;margin:0}

/* scene gallery */
.scenes{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px}
.scenes figure{margin:0;position:relative;border-radius:8px;overflow:hidden;border:1px solid var(--line);background:#000}
.scenes figure img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;transition:transform .4s,filter .4s;filter:saturate(1.1)}
.scenes figure:hover img{transform:scale(1.06);filter:saturate(1.4) brightness(1.1)}
.scenes figcaption{position:absolute;left:0;right:0;bottom:0;padding:18px 10px 7px;font:700 12px var(--mono);letter-spacing:.06em;text-transform:uppercase;background:linear-gradient(transparent,rgba(5,3,12,.92))}
.scenes figcaption span{color:var(--lime);font-weight:500;margin-left:6px;font-size:11px}
@media (max-width:900px){.scenes{grid-template-columns:repeat(3,1fr)}}
@media (max-width:600px){.scenes{grid-template-columns:repeat(2,1fr)}}
.morechips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.morechips span{font:600 12px var(--mono);padding:5px 10px;border-radius:4px;border:1px solid var(--line-2);color:var(--muted)}

/* how it works: a terminal */
.term{border:1px solid var(--line-2);border-radius:var(--r);background:#04020a;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.term .bar{display:flex;gap:7px;padding:10px 12px;border-bottom:1px solid var(--line);background:var(--panel)}
.term .bar i{width:11px;height:11px;border-radius:50%;background:var(--line-2)}
.term .bar i:nth-child(1){background:#ff3d6e}.term .bar i:nth-child(2){background:#ffd23d}.term .bar i:nth-child(3){background:var(--ok)}
.term .bar b{margin-left:8px;font:500 12px var(--mono);color:var(--dim)}
.term ol{list-style:none;margin:0;padding:18px 20px;counter-reset:s;font:15px/1.65 var(--mono)}
.term li{counter-increment:s;padding:6px 0;color:#d9d3ff}
.term li::before{content:"0" counter(s) " >";color:var(--pink);margin-right:10px}
.term li em{font-style:normal;color:var(--cyan)}
.term li small{display:block;padding-left:4.3em;color:var(--dim);font-size:13px}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:28px}}

.why{max-width:1000px;margin:0 auto;text-align:center}
.why > p{font-size:20px;color:var(--text)}
.whycols{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;margin-top:22px;text-align:left}
.whycols p{margin:0;font-size:17px;color:#d6d0f5}
.whycols p + p{border-left:1px solid var(--line-2);padding-left:48px;margin-left:-1px}
.checks{list-style:none;padding:0;margin:30px 0 0;display:flex;justify-content:center;flex-wrap:wrap;gap:8px 30px;font:500 14px var(--mono);color:var(--muted)}
.checks li::before{content:"✓ ";color:var(--lime);font-weight:800}
@media (max-width:760px){.whycols{grid-template-columns:1fr;gap:16px}.whycols p + p{border-left:0;padding-left:0;margin-left:0}}

/* sign-up: a login terminal */
.signup{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
@media (max-width:860px){.signup{grid-template-columns:1fr}}
.access{border:1px solid var(--cyan);border-radius:var(--r);background:linear-gradient(160deg,#0b0820,#04020a);padding:26px;box-shadow:0 0 0 1px rgba(0,229,255,.1),0 0 40px rgba(0,229,255,.15)}
.access h3{font:900 20px var(--display);letter-spacing:.08em;margin:0;color:var(--cyan);text-shadow:var(--glow-c)}
.access .sub{font:500 12px var(--mono);color:var(--dim);margin:4px 0 18px;letter-spacing:.06em}
.access label{font:700 12px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.faq details{border-bottom:1px solid var(--line);padding:14px 0}
.faq summary{cursor:pointer;font-weight:700;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--cyan);font:700 20px var(--mono);line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--muted);margin:10px 0 0}

/* ---- help */
.help{display:grid;grid-template-columns:230px 1fr;gap:48px;max-width:var(--max);margin:0 auto;padding:48px 16px}
.toc{position:sticky;top:80px;align-self:start;font-size:14px}
.toc b{display:block;color:var(--dim);font:700 12px var(--mono);letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}
.toc a{display:block;padding:5px 0 5px 12px;color:var(--muted);text-decoration:none;border-left:2px solid var(--line)}
.toc a:hover{color:var(--cyan);border-left-color:var(--cyan)}
.doc{min-width:0;max-width:760px}
.doc h1{font-family:var(--display);font-weight:900;text-transform:uppercase;font-size:clamp(32px,5vw,52px)}
.doc h2{font-size:26px;margin:52px 0 12px;padding-top:12px;scroll-margin-top:80px}
.doc h3{font-size:18px;margin:26px 0 8px;color:var(--cyan)}
.doc p,.doc li{color:#d9d3f5}
.doc li{margin:.35em 0}
.doc .tip{border-left:3px solid var(--cyan);background:var(--panel);padding:14px 18px;border-radius:0 8px 8px 0;margin:18px 0}
.doc .tip.warn{border-left-color:var(--pink)}
.doc table{width:100%;border-collapse:collapse;margin:14px 0 20px;font-size:15px}
.doc th,.doc td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.doc th{color:var(--dim);font:700 12px var(--mono);letter-spacing:.1em;text-transform:uppercase}
.tablewrap{overflow-x:auto}
@media (max-width:860px){.help{grid-template-columns:1fr;gap:16px}.toc{display:none}}

/* ---- account */
.acct{max-width:var(--max);margin:0 auto;padding:40px 16px 70px}
.acct h1{font-family:var(--display);font-weight:900;text-transform:uppercase;font-size:clamp(30px,4.4vw,46px);margin-bottom:6px}
.roomcard{margin-top:26px;padding:0;overflow:hidden}
.roomhead{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:18px 22px;border-bottom:1px solid var(--line);border-left:4px solid var(--cyan)}
.roomhead h2{font:800 22px var(--sans);margin:0}
.roomhead .url{font:500 13px var(--mono);color:var(--muted);word-break:break-all}
.roombody{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr)}
.roombody > div{padding:22px;min-width:0}
.roombody > div + div{border-left:1px solid var(--line)}
@media (max-width:860px){.roombody{grid-template-columns:minmax(0,1fr)}.roombody > div + div{border-left:0;border-top:1px solid var(--line)}}
.launch{display:flex;flex-direction:column;gap:10px}
.lnk{position:relative;border-radius:8px;background:var(--void);border:1px solid var(--line-2);transition:border-color .12s,box-shadow .12s}
.lnk:hover{border-color:var(--cyan);box-shadow:0 0 18px rgba(0,229,255,.18)}
.lnk a{display:block;padding:13px 16px 5px;text-decoration:none;color:var(--text)}
.lnk a::after{content:"";position:absolute;inset:0;border-radius:8px}
.lnk a b{display:block;font-size:15px}
.lnk a span{font-size:13px;color:var(--dim)}
.lnkurl{display:flex;align-items:center;gap:10px;padding:0 10px 10px 16px}
.lnkurl code{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px;color:var(--muted)}
.lnkurl .copy{position:relative;z-index:1;flex:none;padding:6px 12px;border-radius:5px;border:1px solid var(--line-2);background:var(--panel-2);color:var(--text);font:700 12px var(--sans);cursor:pointer}
.lnkurl .copy:hover{border-color:var(--cyan);color:var(--cyan)}
.lnkurl .copy.ok{background:var(--ok);border-color:var(--ok);color:#021}
.lnk.primary{background:linear-gradient(135deg,rgba(0,229,255,.16),rgba(255,47,214,.12));border-color:var(--cyan)}
.lnk.primary a b{color:var(--cyan)}
@media (max-width:520px){.lnkurl code{white-space:normal;word-break:break-all;overflow:visible}}
.qrbox{display:flex;gap:18px;align-items:center;margin-top:18px;padding:16px;border-radius:8px;background:var(--void);border:1px solid var(--line)}
.qrbox .qr{background:#fff;padding:8px;border-radius:6px;flex:none;line-height:0}
.qrbox .qr canvas,.qrbox .qr img{width:104px;height:104px}
.qrbox p{margin:0;font-size:14px;color:var(--muted)}
@media (max-width:420px){.qrbox{flex-direction:column;align-items:flex-start}}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}
.row > .field{flex:1 1 160px}
details.danger{margin-top:16px;border-top:1px solid var(--line);padding-top:12px}
details.danger summary{cursor:pointer;color:var(--dim);font-size:14px}
details.danger form{margin-top:12px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media (max-width:700px){.grid2{grid-template-columns:1fr}}
.why .tag{display:block}
@media (max-width:920px){.wall .hud{left:8px;top:-12px}.wall .bpm{right:8px}}

/* ---- 2026-11-06 pass: wordmark, calmer hero, ribbon backdrop, rotating TV */
.brand .wm{display:inline-flex;align-items:baseline;letter-spacing:0}
.brand .wm i{font-style:normal;color:var(--pink);text-shadow:var(--glow-p);font-size:.86em}
.brand .wm em{font-style:normal;color:var(--text);font-size:1.32em;line-height:1}
.brand .wm b{margin-left:0;color:var(--cyan)}
.hero{background:radial-gradient(ellipse 90% 70% at 50% 0%,#170a3a 0%,var(--void) 72%)}
.hero .ribbon{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.55;pointer-events:none;
  -webkit-mask:linear-gradient(90deg,transparent,#000 18%,#000 82%,transparent);mask:linear-gradient(90deg,transparent,#000 18%,#000 82%,transparent)}
.hero .floor{animation-duration:4s;opacity:.7}
.hero h1 .hl{color:var(--cyan);text-shadow:var(--glow-c)}
.wall .frame .rot{position:relative;aspect-ratio:16/9;border-radius:4px;overflow:hidden;background:#000}
.wall .frame .rot .slide{position:absolute;inset:0;opacity:0;animation:slide 12s linear infinite;animation-delay:var(--d)}
.wall .frame .rot .slide:first-child{opacity:1}
.wall .frame .rot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0}
@keyframes slide{0%{opacity:0}4%{opacity:1}25%{opacity:1}29%{opacity:0}100%{opacity:0}}
.wall .frame .scenename{position:absolute;left:14px;top:12px;font:700 11px var(--mono);letter-spacing:.14em;color:var(--lime);background:rgba(5,3,12,.7);padding:3px 8px;border-radius:3px}
@media (prefers-reduced-motion:reduce){.hero .floor{animation:none}.wall .frame .rot .slide{animation:none}}
.wall .hud,.wall .bpm{z-index:3}
/* hero floor canvas (replaces the CSS .floor) */
.hero .floorc{position:absolute;left:0;right:0;bottom:0;width:100%;height:30%;z-index:-2;pointer-events:none;opacity:.6;
  -webkit-mask:linear-gradient(transparent 0,#000 12%,#000 70%,transparent 100%);mask:linear-gradient(transparent 0,#000 12%,#000 70%,transparent 100%)}
@media (max-width:920px){.hero .floorc{height:22%;opacity:.5}}
@media (min-width:921px){.hero{padding-bottom:230px}.hero .floorc{height:220px}}