/* zolski.net — brand aura: soft hover fade + cosmic dust + click heartbeat */

.brand-aura {
  --aura-color: var(--brand);
  --aura-color-light: var(--brand-light);
  --aura-radius: 1.4em;
  --aura-blur: 10px;
  --aura-fade-in: 1.15s;
  --aura-fade-out: 0.95s;
  position: relative;
  display: inline-block;
  isolation: isolate;
  cursor: default;
  text-decoration: none;
  color: inherit;
}

a.brand-aura,
.brand-aura--home {
  cursor: pointer;
}

.brand-aura[data-brand="kalista"] {
  --aura-color: #a855f7;
  --aura-color-light: #e879f9;
}
.brand-aura[data-brand="folks"] {
  --aura-color: #2563eb;
  --aura-color-light: #6b9fff;
}
.brand-aura[data-brand="splora"] {
  --aura-color: #00eaff;
  --aura-color-light: #c8fffe;
}
.brand-aura[data-brand="gaming"] {
  --aura-color: #40e868;
  --aura-color-light: #72f5a0;
}

/* Soft halo — fades in/out gently */
.brand-aura::before,
.brand-aura::after {
  content: "";
  position: absolute;
  pointer-events: none;
  z-index: -1;
  border-radius: 50%;
  left: 50%;
  top: 50%;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.9);
  transition:
    opacity var(--aura-fade-out) cubic-bezier(0.4, 0, 0.2, 1),
    transform var(--aura-fade-out) cubic-bezier(0.4, 0, 0.2, 1);
}

.brand-aura::before {
  width: calc(var(--aura-radius) * 4.2);
  height: calc(var(--aura-radius) * 2.4);
  background: radial-gradient(
    ellipse at center,
    color-mix(in srgb, var(--aura-color-light) 26%, transparent) 0%,
    color-mix(in srgb, var(--aura-color) 14%, transparent) 45%,
    transparent 72%
  );
  filter: blur(var(--aura-blur));
}

.brand-aura::after {
  width: calc(var(--aura-radius) * 2.6);
  height: calc(var(--aura-radius) * 1.5);
  background: radial-gradient(
    ellipse at center,
    color-mix(in srgb, var(--aura-color-light) 20%, transparent) 0%,
    transparent 68%
  );
  filter: blur(calc(var(--aura-blur) * 0.5));
  transition-delay: 0.04s;
}

.brand-aura__label {
  position: relative;
  z-index: 1;
  display: inline-block;
  background: linear-gradient(135deg, var(--aura-color-light) 0%, var(--aura-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: filter var(--aura-fade-out) cubic-bezier(0.4, 0, 0.2, 1);
}

.brand-aura:hover::before {
  opacity: 0.34;
  transform: translate(-50%, -50%) scale(1);
  transition:
    opacity var(--aura-fade-in) cubic-bezier(0.22, 1, 0.36, 1),
    transform var(--aura-fade-in) cubic-bezier(0.22, 1, 0.36, 1);
  animation: auraBreathe 5s ease-in-out 1.2s infinite;
}

.brand-aura:hover::after {
  opacity: 0.16;
  transform: translate(-50%, -50%) scale(1);
  transition:
    opacity calc(var(--aura-fade-in) + 0.15s) cubic-bezier(0.22, 1, 0.36, 1),
    transform var(--aura-fade-in) cubic-bezier(0.22, 1, 0.36, 1);
}

.brand-aura:hover .brand-aura__label {
  transition: filter var(--aura-fade-in) cubic-bezier(0.22, 1, 0.36, 1);
  filter: brightness(1.04);
}

/* Subtle double-beat on click */
.brand-aura.brand-aura--click::before {
  animation: auraHeartbeat 0.72s cubic-bezier(0.45, 0, 0.2, 1) forwards;
}

.brand-aura.brand-aura--click::after {
  animation: auraHeartbeatInner 0.72s cubic-bezier(0.45, 0, 0.2, 1) forwards;
}

.brand-aura.brand-aura--click .brand-aura__label {
  animation: labelHeartbeat 0.72s cubic-bezier(0.45, 0, 0.2, 1);
}

/* Card / list titles: gradient only, dust lives on the icon */
.brand-aura--text-only::before,
.brand-aura--text-only::after {
  display: none;
}

.brand-aura--text-only .brand-aura__label {
  transition: filter var(--aura-fade-out) cubic-bezier(0.4, 0, 0.2, 1);
}

.brand-aura--text-only:hover .brand-aura__label {
  transition: filter var(--aura-fade-in) cubic-bezier(0.22, 1, 0.36, 1);
  filter: brightness(1.05);
}

.appliance-card:hover .brand-aura--text-only .brand-aura__label,
.app-card:hover .brand-aura--text-only .brand-aura__label {
  transition: filter var(--aura-fade-in) cubic-bezier(0.22, 1, 0.36, 1);
  filter: brightness(1.05);
}

/* Header-sized product titles */
.header h1.brand-aura,
h1.brand-aura.sidebar-brand,
.header h1 > .brand-aura {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  letter-spacing: -0.3px;
  line-height: 1;
  --aura-radius: 1.1em;
  --aura-blur: 12px;
}

.brand-aura--sm {
  --aura-radius: 0.75em;
  --aura-blur: 8px;
}

.brand-aura--sm .brand-aura__label {
  font-weight: var(--weight-semibold);
  font-size: inherit;
}

.appliance-card-name.brand-aura {
  margin-bottom: 2px;
  cursor: inherit;
}

.appliance-card-name.brand-aura .brand-aura__label {
  font-size: 0.95rem;
}

/* ── Cosmic dust: tiny floating particles (card hover, slow fade) ── */

.cosmic-dust {
  --dust-c: var(--brand);
  --dust-c-light: var(--brand-light);
  --dust-fade-in: 1.25s;
  --dust-fade-out: 1s;
  position: relative;
  z-index: 0;
  isolation: isolate;
}

.cosmic-dust[data-brand="kalista"] {
  --dust-c: #c084fc;
  --dust-c-light: #f0abfc;
}
.cosmic-dust[data-brand="folks"] {
  --dust-c: #60a5fa;
  --dust-c-light: #93c5fd;
}
.cosmic-dust[data-brand="splora"] {
  --dust-c: #5eead4;
  --dust-c-light: #a5f3fc;
}
.cosmic-dust[data-brand="gaming"] {
  --dust-c: #4ade80;
  --dust-c-light: #86efac;
}

.cosmic-dust::before,
.cosmic-dust::after {
  content: "";
  position: absolute;
  inset: -22px;
  pointer-events: none;
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.88);
  transition:
    opacity var(--dust-fade-out) cubic-bezier(0.4, 0, 0.2, 1),
    transform var(--dust-fade-out) cubic-bezier(0.4, 0, 0.2, 1);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 18%, transparent 72%);
  mask-image: radial-gradient(circle at 50% 50%, #000 18%, transparent 72%);
}

.cosmic-dust::before {
  background-image:
    radial-gradient(circle, color-mix(in srgb, var(--dust-c-light) 55%, transparent) 0 0.45px, transparent 0.45px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c) 45%, transparent) 0 0.35px, transparent 0.35px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c-light) 40%, transparent) 0 0.55px, transparent 0.55px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c) 35%, transparent) 0 0.4px, transparent 0.4px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c-light) 50%, transparent) 0 0.3px, transparent 0.3px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c) 38%, transparent) 0 0.5px, transparent 0.5px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c-light) 42%, transparent) 0 0.38px, transparent 0.38px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c) 32%, transparent) 0 0.42px, transparent 0.42px);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-position:
    12% 18%, 78% 14%, 64% 68%, 28% 55%,
    88% 48%, 6% 62%, 44% 10%, 50% 86%;
}

.cosmic-dust::after {
  inset: -28px;
  background-image:
    radial-gradient(circle, color-mix(in srgb, var(--dust-c-light) 35%, transparent) 0 0.32px, transparent 0.32px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c) 28%, transparent) 0 0.48px, transparent 0.48px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c-light) 30%, transparent) 0 0.28px, transparent 0.28px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c) 25%, transparent) 0 0.36px, transparent 0.36px),
    radial-gradient(circle, color-mix(in srgb, var(--dust-c-light) 32%, transparent) 0 0.44px, transparent 0.44px);
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-position:
    22% 72%, 72% 28%, 38% 32%, 58% 78%, 14% 42%;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 12%, transparent 68%);
  mask-image: radial-gradient(circle at 50% 50%, #000 12%, transparent 68%);
  transition-delay: 0.06s;
}

.appliance-card:hover .cosmic-dust::before,
.app-card:hover .cosmic-dust::before {
  opacity: 0.32;
  transform: scale(1);
  transition:
    opacity var(--dust-fade-in) cubic-bezier(0.22, 1, 0.36, 1),
    transform var(--dust-fade-in) cubic-bezier(0.22, 1, 0.36, 1);
  animation: cosmicDriftA 16s ease-in-out 1.3s infinite;
}

.appliance-card:hover .cosmic-dust::after,
.app-card:hover .cosmic-dust::after {
  opacity: 0.18;
  transform: scale(1);
  transition:
    opacity calc(var(--dust-fade-in) + 0.1s) cubic-bezier(0.22, 1, 0.36, 1),
    transform var(--dust-fade-in) cubic-bezier(0.22, 1, 0.36, 1);
  animation: cosmicDriftB 20s ease-in-out 1.4s infinite;
}

@keyframes auraBreathe {
  0%, 100% {
    opacity: 0.3;
    transform: translate(-50%, -50%) scale(0.98);
  }
  50% {
    opacity: 0.38;
    transform: translate(-50%, -50%) scale(1.02);
  }
}

@keyframes auraHeartbeat {
  0%, 100% {
    opacity: 0.34;
    transform: translate(-50%, -50%) scale(1);
  }
  18% {
    opacity: 0.44;
    transform: translate(-50%, -50%) scale(1.07);
  }
  36% {
    opacity: 0.3;
    transform: translate(-50%, -50%) scale(0.97);
  }
  54% {
    opacity: 0.4;
    transform: translate(-50%, -50%) scale(1.04);
  }
  72%, 100% {
    opacity: 0.34;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes auraHeartbeatInner {
  0%, 100% {
    opacity: 0.16;
    transform: translate(-50%, -50%) scale(1);
  }
  18% {
    opacity: 0.24;
    transform: translate(-50%, -50%) scale(1.05);
  }
  36% {
    opacity: 0.14;
    transform: translate(-50%, -50%) scale(0.98);
  }
  54% {
    opacity: 0.22;
    transform: translate(-50%, -50%) scale(1.03);
  }
  72%, 100% {
    opacity: 0.16;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes labelHeartbeat {
  0%, 100% { filter: brightness(1.04); }
  18% { filter: brightness(1.1); }
  36% { filter: brightness(1.02); }
  54% { filter: brightness(1.08); }
  72%, 100% { filter: brightness(1.04); }
}

@keyframes cosmicDriftA {
  0%, 100% { transform: scale(1) translate(0, 0) rotate(0deg); }
  33% { transform: scale(1) translate(1px, -1.5px) rotate(1.5deg); }
  66% { transform: scale(1) translate(-0.8px, 1px) rotate(-1deg); }
}

@keyframes cosmicDriftB {
  0%, 100% { transform: scale(1) translate(0, 0) rotate(0deg); }
  40% { transform: scale(1) translate(-1.2px, 0.8px) rotate(-1.2deg); }
  75% { transform: scale(1) translate(0.9px, -1px) rotate(0.8deg); }
}

@media (prefers-reduced-motion: reduce) {
  .brand-aura::before,
  .brand-aura::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
  .brand-aura:hover::before { opacity: 0.26; }
  .brand-aura:hover::after { opacity: 0.14; }
  .brand-aura.brand-aura--click::before,
  .brand-aura.brand-aura--click::after,
  .brand-aura.brand-aura--click .brand-aura__label {
    animation: none !important;
  }
  .appliance-card:hover .cosmic-dust::before,
  .app-card:hover .cosmic-dust::before {
    animation: none;
    opacity: 0.22;
  }
  .appliance-card:hover .cosmic-dust::after,
  .app-card:hover .cosmic-dust::after {
    animation: none;
    opacity: 0.12;
  }
}

@media (hover: none) {
  .brand-aura::before,
  .brand-aura::after,
  .cosmic-dust::before,
  .cosmic-dust::after {
    display: none;
  }
}