:root {
    --blue: hsl(207, 70%, 45%);
    --dark-blue: hsl(224, 62%, 31%);
    --red: hsl(0, 100%, 32%);
    --purple: hsl(280, 100%, 37%);
    --text-color: hsl(0, 0%, 90%);
    --yellow: hsl(39, 100%, 50%);
    --gray1: hsl(240, 2.6%, 3%);
    --gray2: hsl(240, 2.6%, 6%);
    --gray3: hsl(240, 2.6%, 9%);
    --gray4: hsl(240, 2.6%, 12%);
    --gray5: hsl(240, 2.6%, 15%);
    --gray6: hsl(240, 2.6%, 18%);
    --gray7: hsl(240, 2.6%, 21%);
    --gray8: hsl(240, 2.6%, 24%);
    --gray9: hsl(240, 2.6%, 27%);
    --gray10: hsl(240, 2.6%, 30%);
    --gray11: hsl(240, 2.6%, 33%);
}

* {
    box-sizing: border-box;
    font-family: Helvetica, sans-serif;
    color: var(--text-color);
}

a {
    text-decoration: none;
}

h1 {
    margin: 0.8rem 0;
    font-size: 1.6rem;
}

h2 {
    margin: 0.7rem 0;
    font-size: 1.4rem;
}

h3 {
    margin: 0.6rem 0;
    font-size: 1.2rem;
}

h4, h5, h6 {
    margin: 0.5rem 0;
    font-size: 1rem;
}

time {
    color: var(--gray11);
}

label {
    display: block;
}

input {
    font-size: 1rem;
}

input[type="text"],
input[type="email"],
input[type="password"] {
    display: block;
    margin: 0.4rem 0 1rem 0;
    padding: 0.4em 0.6em;
    border: 0;
    border-radius: 0.2em;
    outline: 0;
    background-color: var(--gray5);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus {
    outline: 0.2rem solid var(--dark-blue);
}

select {
    margin: 0.4rem 0 1rem 0;
    background-color: var(--gray5);
}

button {
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
    border: none;
    border-radius: 0.2rem;
    background-color: var(--gray5);
}

button:focus-visible,
button:hover {
    background-color: var(--gray4);
}

button:active {
    background-color: var(--purple);
}

body {
    margin: 0;
    padding: 0;
    color: var(--text-color);
    background-color: var(--gray2);
/*
    background-image: url("/images/background.svg");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
*/
}

p.error {
    background-color: var(--red);
    padding: 0.4rem 0.6rem;
    border-radius: 0.2rem;
}

/* page.css */

header, footer, body > div {
    margin: 0 1rem;
}

.flex {
    display: flex;
    gap: 1rem;
}

header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 0.6rem 1rem;
    background-color: var(--gray2);
    border-radius: 0.4rem;
}

#user svg {
    width: 1.2rem;
    fill: var(--text-color);
}

footer {
    display: none;
    margin-top: 1rem;
}

#search {
    background-color: var(--gray4);
    border: none;
    border-radius: 1rem;
    font-size: 1rem;
    margin: 0;
    padding: 0.4rem 0.4rem 0.4rem 2.2rem;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path fill="%23e6e6e6" fill-rule="evenodd" d="M12.323 13.383a5.5 5.5 0 1 1 1.06-1.06l2.897 2.897a.75.75 0 1 1-1.06 1.06l-2.897-2.897Zm.677-4.383a4 4 0 1 1-8 0 4 4 0 0 1 8 0Z"/></svg>');
    background-repeat: no-repeat;
    background-size: 1.2rem;
    background-position: 0.6rem;
}

#search:focus {
    outline: 0.2rem solid var(--dark-blue);
    outline-offset: 0;
}

#user {
    display: flex;
    gap: 1rem;
    flex-grow: 0;
}

main {
    flex-grow: 1;
}

#menu {
    height: fit-content;
    background-color: var(--gray3);
    border-radius: 0.4rem;
}

#menu ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

#menu div {
    padding: 0.4rem 0.8rem;
}

#menu li:first-child div {
    border-radius: 0.4rem 0.4rem 0 0;
}

#menu li:last-child div {
    border-radius: 0 0 0.4rem 0.4rem;
}

#menu div:hover {
    background-color: var(--gray4);
}

#menu li.selected div {
    background-color: var(--gray5);
}

#menu svg {
    display: inline-block;
    margin-right: 0.8rem;
    vertical-align: bottom;
    width: 1.4rem;
    fill: hsl(0, 0%, 100%);
}

.single {
    padding: 1rem;
    background-color: var(--gray3);
    border-radius: 0.4rem;
}

.split {
    display: flex;
}

.split > *:first-child {
    flex-grow: 1;
    padding: 1rem;
    background-color: var(--gray3);
    border-radius: 0.4rem 0 0 0.4rem;
}

.split > *:last-child {
    padding: 1rem;
    background-color: var(--gray4);
    border-radius: 0 0.4rem 0.4rem 0;
}