[data-theme=inferno]{--c-neon-purple:255 40 0;--c-neon-violet:180 20 0;--c-neon-magenta:255 80 20;--c-neon-pink:255 30 30;--c-neon-cyan:255 160 0;--c-neon-blue:200 100 20;--c-neon-green:255 200 0;--c-neon-amber:255 140 0;--c-void:10 2 0;--c-dark-bg:18 4 0;--c-dark-surface:28 8 2;--c-dark-elevated:42 14 4;--c-dark-border:80 25 8;--c-white:255 235 215;--c-gray-300:210 180 155;--c-gray-400:165 135 110;--c-gray-500:120 92 72;--c-gray-600:80 58 42;--neon-purple:#ff2800;--neon-violet:#b41400;--neon-magenta:#ff5014;--neon-pink:#ff1e1e;--neon-cyan:#ffa000;--neon-blue:#c86414;--neon-green:#ffc800;--void:#0a0200;--dark-bg:#120400;--dark-surface:#1c0802;--dark-elevated:#2a0e04;--dark-border:#501908;--font-display:var(--font-body),-apple-system,sans-serif}[data-theme=inferno] .glass{background:linear-gradient(170deg,rgba(42,14,4,.9),rgba(18,4,0,.96));backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);border:1px solid rgba(255,40,0,.25);box-shadow:0 0 30px rgba(255,40,0,.08),inset 0 1px 0 rgba(255,160,0,.05);border-radius:4px}[data-theme=inferno] .glass-subtle{background:rgba(28,8,2,.65);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,40,0,.12);border-radius:4px}[data-theme=inferno] .glass-heavy{background:rgba(10,2,0,.97);backdrop-filter:blur(28px);-webkit-backdrop-filter:blur(28px);border:1px solid rgba(255,40,0,.35);border-radius:4px}[data-theme=inferno] .btn-neon{background:linear-gradient(90deg,#b41400,#ff2800,#ff5014,#ffa000,#ffc800,#ffa000,#ff2800,#b41400);background-size:400% 400%;border-radius:2px;border:1px solid rgba(255,160,0,.5);color:#0a0200;font-weight:800;text-transform:uppercase;letter-spacing:.12em;box-shadow:0 0 25px rgba(255,40,0,.7),0 0 50px rgba(255,80,20,.3),0 0 100px rgba(255,40,0,.1);animation:gradient-shift 3s ease infinite,inferno-blaze 2s ease-in-out infinite;text-shadow:0 1px 3px rgba(0,0,0,.4)}[data-theme=inferno] .btn-neon:hover{box-shadow:0 0 35px #ff2800,0 0 70px 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