:root {
    --color-bg-darkest: rgb(23, 23, 23);
    --color-bg-even-darker: rgb(163, 163, 163);
    --color-bg-darker: rgb(212, 212, 212);
    --color-bg-dark: rgb(229, 229, 229);
    --color-bg-light: rgb(245, 245, 245);
    --color-bg-lightest: rgb(250, 250, 250);
    --color-border-default: rgb(229, 229, 229);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    display: flex;
    flex-direction: row;
    width: 100vw;
    height: 100vh;
    background-color: var(--color-bg-lightest);
    overflow: hidden;
}


nav {
    display: flex;
    flex-direction: column;
    width: 288px;
    height: 100%;
    border-right: 1px solid var(--color-border-default);
    background-color: white;
    padding: 0;
}

nav header {
    height: 56px;
    border-bottom: 1px solid var(--color-border-default);
    display: flex;
    align-items: center;
    padding: 0 16px;
}

.nav-logo {
    height: 24px;
    width: 128px;
    background-color: var(--color-bg-dark);
    border-radius: 4px;
}

.nav-action-area {
    padding: 16px;
}

.nav-btn-main {
    height: 40px;
    background-color: var(--color-bg-darkest);
    border-radius: 6px;
    width: 100%;
}

nav ul {
    flex: 1;
    padding: 0 16px 16px;
    overflow-y: auto;
    list-style: none;
}

nav ul li {
    padding: 12px;
    border: 1px solid var(--color-border-default);
    border-radius: 8px;
    margin-bottom: 8px;
}

nav ul li.active {
    background-color: var(--color-bg-light);
    border-color: var(--color-bg-darkest);
}

.list-item-top {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.square-sm {
    width: 16px;
    height: 16px;
    border-radius: 4px;
}

.bg-grey {
    background-color: var(--color-bg-darker);
}

.bg-light-grey {
    background-color: var(--color-bg-dark);
}

.bar-fill {
    flex: 1;
    height: 16px;
    background-color: var(--color-bg-dark);
    border-radius: 4px;
}

.bar-sub {
    width: 75%;
    height: 12px;
    background-color: var(--color-bg-light);
    border-radius: 4px;
}


main {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--color-bg-light);
    height: 100vh;
}

main header {
    height: 56px;
    background-color: white;
    border-bottom: 1px solid var(--color-border-default);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.header-tool {
    width: 32px;
    height: 32px;
    background-color: var(--color-bg-dark);
    border-radius: 6px;
}

.header-tool.active {
    background-color: var(--color-bg-darkest);
}

#posts_container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
}

.central-card {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    padding: 32px;
    width: 100%;
    max-width: 576px;
}

.card-title {
    height: 24px;
    width: 75%;
    background-color: var(--color-bg-dark);
    border-radius: 4px;
    margin-bottom: 24px;
}

.card-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-input {
    height: 48px;
    background-color: var(--color-bg-light);
    border-radius: 6px;
}

.card-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.btn-flex {
    flex: 1;
    height: 40px;
    border-radius: 6px;
}


aside {
    width: 288px;
    height: 100%;
    border-left: 1px solid var(--color-border-default);
    background-color: white;
    display: flex;
    flex-direction: column;
}

aside header {
    height: 56px;
    border-bottom: 1px solid var(--color-border-default);
    display: flex;
    align-items: center;
    padding: 0 16px;
}

.aside-title {
    height: 20px;
    width: 96px;
    background-color: var(--color-bg-dark);
    border-radius: 4px;
}

.aside-content {
    flex: 1;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.label-sm {
    width: 64px;
    height: 16px;
    background-color: var(--color-bg-dark);
    border-radius: 4px;
}

.label-med {
    width: 80px;
    height: 16px;
    background-color: var(--color-bg-dark);
    border-radius: 4px;
}

.field-box {
    height: 40px;
    background-color: var(--color-bg-light);
    border-radius: 6px;
}

.toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.toggle-switch {
    width: 40px;
    height: 24px;
    border-radius: 999px;
    background-color: var(--color-bg-darker);
}

.toggle-switch.on {
    background-color: var(--color-bg-darkest);
}