.main {
    max-width: 1300px;
    width: 85vw;
    margin: 0 auto 40px auto;
    padding: 0 10px;
    flex-direction: column;
}

.title {
    animation: heroEntrance 0.8s var(--ease-entrance) both;
}

.subtitle {
    font-size: 1.5rem;
    animation: heroEntrance 0.8s var(--ease-entrance) 0.15s both;
}

.filter-container {
    display: flex;
    gap: 12px;
    margin-top: 30px;
    flex-wrap: wrap;
    animation: heroEntrance 0.8s var(--ease-entrance) 0.25s both;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: #b8b8b8;
    padding: 8px 20px;
    border-radius: 30px;
    font-family: inherit;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.3s, border-color 0.3s, color 0.3s, transform 0.2s;
}

.filter-btn:hover {
    background: rgba(255, 92, 92, 0.1);
    border-color: rgba(255, 92, 92, 0.3);
    color: #ffffff;
}

.filter-btn.active {
    background: var(--accent-red);
    border-color: var(--accent-red);
    color: #ffffff;
    box-shadow: 0 0 15px rgba(255, 92, 92, 0.4);
}

.projects-grid {
    width: 85vw;
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 25px;
    animation: start 1s var(--ease-entrance) 0.2s both;
}

.hidden {
    display: none;
    animation: start 1s var(--ease-entrance) 0.2s both;
}

.project {
    animation: start 1s var(--ease-entrance) 0.2s both;
}

@keyframes start {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 900px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .title {
        font-size: 1.5rem;
    }
}