.gradient-bg-red{background:linear-gradient(-45deg,#000000,#140000,#b10000,#ff3b3b);background-size:400% 400%;animation:gradient 15s ease infinite}.gradient-bg-red-overlay{background:linear-gradient(-45deg,#0a0a0a,#2b0000,#ff5a5a,#ffffff);background-size:400% 400%;animation:gradient 20s ease infinite;opacity:.65;mix-blend-mode:screen}.gradient-bg-cyan{background:linear-gradient(-45deg,#000000,#001418,#006b6b,#00ffd5);background-size:400% 400%;animation:gradient 15s ease infinite}.gradient-bg-cyan-overlay{background:linear-gradient(-45deg,#0a0a0a,#00333a,#00e5ff,#e6ffff);background-size:400% 400%;animation:gradient 20s ease infinite;opacity:.6;mix-blend-mode:screen}.gradient-bg-mono{background:linear-gradient(-45deg,#000000,#0a0a0a,#1a1a1a,#2e2e2e);background-size:400% 400%;animation:gradient 15s ease infinite}.gradient-bg-mono-overlay{background:linear-gradient(-45deg,#050505,#101010,#3a3a3a,#ffffff);background-size:400% 400%;animation:gradient 20s ease infinite;opacity:.5;mix-blend-mode:screen}.gradient-bg-spotlight{background:linear-gradient(-45deg,#050607,#0b0e12,#1f2937,#93c5fd);background-size:400% 400%;animation:gradient 15s ease infinite}.gradient-bg-spotlight-overlay{background:linear-gradient(-45deg,#0a0a0a,#0f172a,#111827,#334155);background-size:400% 400%;animation:gradient 20s ease infinite;opacity:.4;mix-blend-mode:multiply}@keyframes gradient{0%{background-position:0 50%}50%{background-position:100% 50%}to{background-position:0 50%}}.vignette{background:radial-gradient(ellipse at center,rgba(0,0,0,0) 0,rgba(0,0,0,.35) 60%,rgba(0,0,0,.65) 100%);mix-blend-mode:multiply}.dark .vignette{mix-blend-mode:normal}