header {
    padding: 1.6rem;
    border-bottom: 0.1rem solid var(--color-gray);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
header .logo {
    display: block;
    width: 15rem;
    height: 6.4rem;
}
header nav {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
header nav button {
    background: var(--div-bg);
    backdrop-filter: var(--blur);
    border-radius: var(--border-radius);
    border: solid 0.1rem var(--color-gray);
    color: var(--text-light);
    width: 2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}
header nav button:hover {
    background: var(--color-black);
    backdrop-filter: var(--blur);
	border-color: var(--color-gray-base);
    transform: scale(1.05);
}
header nav button:active {
    transform: scale(0.95);
}

main {
    display: flex;
    flex: 1;
    min-height: 0;
}
aside {
    width: 25%;
    border-right: 0.1rem solid var(--color-gray);
    padding: 1.6rem;
    overflow-y: auto;
    background: var(--div-bg);
    backdrop-filter: var(--blur);
    min-width: 0;
}
.chat-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}
.chat {
    flex: 1;
    padding: 1.6rem;
    overflow-y: auto;
    background: var(--div-bg);
    backdrop-filter: var(--blur);
}
.sendMess {
    flex-shrink: 0;
    padding: 1.6rem;
    border-top: 0.1rem solid var(--color-gray);
    background: var(--div-bg);
    backdrop-filter: var(--blur);
    display: flex;
    gap: 1rem;
}
.sendMess input {
    flex: 1;
    padding: 1rem 1.5rem;
}
.sendMess button {
    width: auto;
    padding: 0.7rem 2rem;
}

footer {
    flex-shrink: 0;
    display: none;
}


@media (max-width: 700px){
	main aside{
		width: 100%;
	}
	.chat-wrapper{
		display: none;
	}
}