.premium-glass{background:color-mix(in srgb,var(--premium-bg-elevated) calc(var(--premium-glass-opacity, .06) * 100%),transparent);backdrop-filter:blur(var(--premium-blur,20px));-webkit-backdrop-filter:blur(var(--premium-blur,20px))}.premium-glow-border{box-shadow:var(--premium-shadow-glow),inset 0 0 0 1px var(--premium-border)}.premium-mesh{background-image:radial-gradient(ellipse 80% 50% at 50% -20%,var(--premium-accent-muted),transparent),radial-gradient(ellipse 60% 40% at 100% 0,var(--premium-glow),transparent 50%)}.premium-spotlight{background:radial-gradient(600px circle at var(--mouse-x,50%) var(--mouse-y,50%),var(--premium-accent-muted),transparent 40%)}.premium-gradient-text{background:linear-gradient(135deg,var(--premium-fg),var(--premium-accent));-webkit-background-clip:text;background-clip:text;color:transparent}.premium-cinematic-bg{background:linear-gradient(180deg,var(--premium-gradient-from) 0,var(--premium-gradient-via) 50%,var(--premium-gradient-to) 100%)}@keyframes shimmer{to{transform:translateX(100%)}}.premium-ui{--premium-bg:#09090b;--premium-bg-elevated:#18181b;--premium-bg-muted:#27272a;--premium-fg:#fafafa;--premium-fg-muted:#a1a1aa;--premium-fg-subtle:#71717a;--premium-border:rgba(255,255,255,0.08);--premium-border-strong:rgba(255,255,255,0.14);--premium-accent:#8b5cf6;--premium-accent-muted:rgba(139,92,246,0.12);--premium-accent-fg:#ffffff;--premium-glow:rgba(139,92,246,0.35);--premium-gradient-from:#1e1b4b;--premium-gradient-via:#18181b;--premium-gradient-to:#09090b;--premium-font-sans:"Inter",ui-sans-serif,system-ui,sans-serif;--premium-font-display:"Inter",ui-sans-serif,system-ui,sans-serif;--premium-font-mono:ui-monospace,monospace;--premium-section-y:4.5rem;--premium-card-padding:1.25rem;--premium-stack-gap:1rem;--premium-inline-gap:0.625rem;--premium-radius:0.75rem;--premium-shadow-card:0 0 0 1px rgba(255,255,255,0.06),0 4px 24px rgba(0,0,0,0.4);--premium-shadow-glow:0 0 60px -15px rgba(139,92,246,0.4);--premium-shadow-luxury:0 24px 48px -24px rgba(0,0,0,0.6);--premium-blur:20px;--premium-glass-opacity:0.06;color:var(--premium-fg);background:var(--premium-bg)}.premium-ui--luxury-dark{--premium-bg:#050508;--premium-accent:#d4af37;--premium-glow:rgba(212,175,55,0.35)}.premium-ui--apple-minimal{--premium-bg:#fbfbfd;--premium-fg:#1d1d1f;--premium-accent:#0071e3}.premium-ui--cyberpunk{--premium-bg:#07000f;--premium-accent:#ec4899;--premium-glow:rgba(236,72,153,0.5)}.premium-ui--cinematic{--premium-bg:#030712;--premium-accent:#6366f1}.premium-ui--glassmorphism{--premium-blur:40px;--premium-glass-opacity:0.12}.premium-ui--occult-luxury{--premium-bg:#0a0508;--premium-accent:#b8860b}