/* =========================================
   l00t — Aurora background
   Shared between footer and 404
   ========================================= */

.l00t-aurora {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    isolation: isolate;
}

/* Soft blobs */
.l00t-aurora-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    will-change: transform;
    opacity: 0.45;
}

.l00t-aurora-blob-1 {
    width: 520px;
    height: 520px;
    top: -15%;
    left: -8%;
    background: radial-gradient(circle, rgba(200, 210, 255, 0.55), transparent 70%);
    animation: l00t-blob-1 28s ease-in-out infinite;
}

.l00t-aurora-blob-2 {
    width: 640px;
    height: 640px;
    bottom: -20%;
    right: -12%;
    background: radial-gradient(circle, rgba(120, 80, 200, 0.55), transparent 70%);
    animation: l00t-blob-2 36s ease-in-out infinite;
}

.l00t-aurora-blob-3 {
    width: 420px;
    height: 420px;
    top: 35%;
    left: 45%;
    background: radial-gradient(circle, rgba(200, 210, 255, 0.35), transparent 70%);
    animation: l00t-blob-3 24s ease-in-out infinite;
}

@keyframes l00t-blob-1 {
    0%, 100% { transform: translate(0, 0)   scale(1); }
    33%      { transform: translate(8%, 6%) scale(1.1); }
    66%      { transform: translate(-4%, 4%) scale(0.95); }
}

@keyframes l00t-blob-2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(-10%, -8%) scale(1.15); }
}

@keyframes l00t-blob-3 {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.35; }
    50%      { transform: translate(-6%, -6%) scale(1.2); opacity: 0.55; }
}

/* Particle dust */
.l00t-aurora-particles {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(1.5px 1.5px at 12% 22%, rgba(200, 210, 255, 0.7) 50%, transparent),
        radial-gradient(1px 1px   at 28% 68%, rgba(200, 210, 255, 0.5) 50%, transparent),
        radial-gradient(1.5px 1.5px at 42% 15%, rgba(255, 255, 255, 0.6) 50%, transparent),
        radial-gradient(1px 1px   at 58% 82%, rgba(200, 210, 255, 0.4) 50%, transparent),
        radial-gradient(1.5px 1.5px at 73% 38%, rgba(200, 210, 255, 0.55) 50%, transparent),
        radial-gradient(1px 1px   at 88% 62%, rgba(255, 255, 255, 0.5) 50%, transparent),
        radial-gradient(1.5px 1.5px at 18% 88%, rgba(200, 210, 255, 0.45) 50%, transparent),
        radial-gradient(1px 1px   at 65% 12%, rgba(255, 255, 255, 0.4) 50%, transparent),
        radial-gradient(1.5px 1.5px at 92% 25%, rgba(200, 210, 255, 0.5) 50%, transparent),
        radial-gradient(1px 1px   at 35% 48%, rgba(255, 255, 255, 0.35) 50%, transparent);
    background-size: 100% 100%;
    animation: l00t-particles-drift 60s linear infinite;
    opacity: 0.9;
}

@keyframes l00t-particles-drift {
    0%   { transform: translate(0, 0); }
    100% { transform: translate(-2%, -4%); }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    .l00t-aurora-blob,
    .l00t-aurora-particles {
        animation: none !important;
    }
    .l00t-aurora-blob { opacity: 0.3; }
}

/* Mobile — smaller blobs, less blur (perf) */
@media (max-width: 700px) {
    .l00t-aurora-blob { filter: blur(70px); }
    .l00t-aurora-blob-1 { width: 320px; height: 320px; }
    .l00t-aurora-blob-2 { width: 380px; height: 380px; }
    .l00t-aurora-blob-3 { width: 260px; height: 260px; }
}