.simple-page{padding-top:40px;padding-bottom:60px}
.simple-page__header{text-align:center;margin-bottom:48px}
.simple-page__header h1{margin-bottom:12px}
.simple-page__header p{max-width:600px;margin:0 auto;color:var(--text-secondary)}
.simple-page__content{max-width:800px;margin:0 auto}

.page-404{min-height:80vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:40px 20px}
.page-404__code{font-size:clamp(4rem,15vw,10rem);font-weight:900;background:var(--gradient-accent);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;margin-bottom:16px}
.page-404__title{font-size:1.5rem;font-weight:700;margin-bottom:8px}
.page-404__desc{color:var(--text-secondary);margin-bottom:32px;max-width:400px;margin-left:auto;margin-right:auto}
.page-404__actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.page-404__links{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:24px}
.page-404__links a{color:var(--text-secondary);font-size:.9rem;padding:8px 16px;border:1px solid var(--glass-border);border-radius:var(--radius-sm);transition:all var(--transition-fast)}
.page-404__links a:hover{border-color:var(--accent-primary);color:var(--accent-primary)}

.contact-page__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:32px}
.contact-page__card{padding:32px;text-align:center}
.contact-page__icon{font-size:2rem;margin-bottom:12px}
.contact-page__title{font-size:1.1rem;font-weight:700;margin-bottom:8px}
.contact-page__text{color:var(--text-secondary);font-size:.9rem}
.contact-page__text a{color:var(--accent-primary)}

.contact-form{max-width:500px;margin:32px auto 0;padding:32px}
.contact-form .btn{width:100%}

@media(max-width:768px){
.contact-page__grid{grid-template-columns:1fr}
}