.not-found-page{display:flex;justify-content:center;align-items:center;min-height:calc(100vh - 200px);min-height:calc(100dvh - 200px);padding:2rem}.not-found-container{max-width:500px;text-align:center;padding:3rem 2rem;background-color:var(--bg-card);border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,.1);animation:fadeIn .5s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.not-found-icon{color:var(--color-primary);margin-bottom:1.5rem}.not-found-page h1{margin:0 0 1rem;color:var(--text-heading);font-size:2rem}.not-found-page p{margin-bottom:2rem;color:var(--text-secondary);font-size:1.1rem;line-height:1.5}.not-found-actions{display:flex;justify-content:center;gap:1rem}.back-btn,.home-btn{padding:.75rem 1.5rem;border:none;border-radius:4px;font-size:1rem;cursor:pointer;transition:all .2s;text-decoration:none;font-weight:500}.home-btn{background:var(--btn-primary-bg);color:#fff}.home-btn:hover{background:var(--btn-primary-bg-hover,var(--btn-primary-bg))}@media (hover:hover){.back-btn:hover,.home-btn:hover{transform:translateY(-2px)}}.back-btn{background-color:var(--btn-secondary-bg);color:var(--text-primary);border:1px solid var(--border-tertiary)}.back-btn:hover{background-color:var(--btn-secondary-bg-hover)}@media (max-width:600px){.not-found-actions{flex-direction:column;gap:.5rem}}.event-not-found{display:flex;justify-content:center;align-items:center;min-height:calc(100vh - 200px);min-height:calc(100dvh - 200px);padding:2rem}.event-not-found-card{max-width:480px;width:100%;text-align:center;padding:3rem 2rem;background:var(--bg-card);border:1px solid var(--border-tertiary);border-radius:16px;box-shadow:var(--shadow-lg)}.event-not-found-icon{color:var(--color-primary);margin-bottom:1rem}.event-not-found-card h1{margin:0 0 .75rem;color:var(--text-heading);font-size:1.75rem}.event-not-found-card p{color:var(--text-secondary);margin-bottom:2rem;line-height:1.5}