:root {
    --primary: #4582EC;
    --dark-gray: #888B8D;
    --light-gray: #F4F4F4;
    --danger: #CA5C54;
    --warning: #E7AE5F;
    --success: #52B47B;
    --border: 1px solid var(--dark-gray);
}

html {
    margin: 0;
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
}

.alert {
    padding: 20px;
    color: white;
    border-radius: 6px;
    opacity: 1;
    transition: opacity 0.6s;
    grid-area: alert;
}

.alert-danger {
    background-color: var(--danger);
}

.alert-success {
    background-color: var(--success);
}

.alert-wait {
    background-color: var(--dark-gray);
}

.alert-link {
    color: white;
    font-weight: bold;
    text-decoration: underline;
}

a:hover {
    text-decoration: underline;
}

a:visited {
    color: var(--dark-gray);
}

a,
footer a:visited {
    color: var(--primary);
    text-decoration: none;
}

button {
    background-color: var(--primary);
    border: none;
    color: white;
    margin: 4px 2px;
    padding: 12px 16px;
    font-size: 18px;
    border-radius: 6px;
}

button:hover {
    cursor: pointer;
}

.btn-secondary {
    background-color: var(--dark-gray);
}

.close-alert {
    font-weight: bold;
    cursor: pointer;
    float: right;
    font-size: 20px;
}

#toolbar {
    margin: 0;
    display: grid;
    grid-area: toolbar;
    grid-auto-columns: minmax(100px, 1fr);
    grid-template-rows: auto;
    grid-template-areas:
        'note-list-btn create-note-btn options-btn';
}

#note-list-btn {
    grid-area: note-list-btn;
    justify-self: start;
    visibility: hidden;
}

#create-note-btn {
    grid-area: create-note-btn;
    justify-self: center;
}

#options-btn {
    grid-area: options-btn;
    justify-self: end;
}

.icon-btn {
    background: white;
    width: 30px;
    height: 30px;
    padding: 0;
    margin: 0;
    border: none;
}

.icon-btn svg {
    fill: black;
    width: 20px;
    height: 20px;
}

#options {
    border: var(--border);
    border-radius: 4px;
}

#options a,
#options a:visited {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
}

#options a:hover {
    color: white;
    background-color: var(--primary);
}

#options #delete-note:hover {
    background-color: var(--danger);
}

.notebook {
    height: 90dvh;
    margin: 1em;
    display: grid;
    gap: 1em;
    grid-auto-columns: minmax(100px, 1fr);
    grid-template-rows: auto auto 1fr auto;
    grid-template-areas:
        'alert             .     '
        'search-bar        editor'
        'note-list         editor'
        'toolbar           toolbar';
}

#note-editor {
    height: 100%;
    resize: none;
    grid-area: editor;
}

.search-bar {
    margin: 0;
    grid-area: search-bar;
}

.note-list {
    margin: 0;
    grid-area: note-list;
    height: 100%;
    list-style-type: none;
    padding-left: 0px;
    overflow-y: auto;
    border: var(--border);
    border-radius: 4px;
}

.note-item {
    display: flex;
    align-items: center;
    padding: 1px;
    border-bottom: 4px solid var(--light-gray);
}

.note-title {
    overflow-x: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    width: 100%;
}

li.active {
    color: white;
    background-color: var(--primary);
}

.pin {
    margin: 2px 5px;
    padding: 2px 5px;
}

.card {
    border: var(--border);
    border-radius: 6px;
    padding: 20px 10px;
    background-color: var(--light-gray);
}

.card-title {
    font-size: large;
    font-weight: bold;
}

.card-text {
    margin: 5px 0px;
}

input,
select,
textarea {
    width: 100%;
    padding: 12px;
    border: var(--border);
    border-radius: 6px;
    box-sizing: border-box;
    outline: none;
    margin-bottom: 10px;
    resize: vertical;
    font-size: larger;
}

nav {
    margin-top: 10px;
    text-align: center;
}

nav a,
nav a:visited {
    color: var(--dark-gray);
    padding: 0 12px;
    text-decoration: none;
    font-size: 12px;
}

nav a:hover,
nav a.active {
    color: black;
    text-decoration: none;
}

form {
    border: var(--border);
    border-radius: 6px;
    background-color: var(--light-gray);
    margin-top: 20px;
    padding: 20px;
}

form label {
    font-weight: bold;
}

.container {
    max-width: 700px;
    margin: 0 auto !important;
    padding: 10px;
}

/* Begin home page */

.jumbotron {
    max-width: 90ch;
    height: 95vh;
    margin: 0 auto;
    display: grid;
    gap: 1vw;
    grid-template-areas:
        'intro    intro    intro'
        'features features features'
        '...      button   ...'
        '...      footer   ...';
}

#intro {
    grid-area: intro;
}

#intro p {
    font-size: larger;
}

.feature-grid {
    grid-area: features;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    grid-template-rows: min-content;
    gap: 1vw;
}

#create-button {
    grid-area: button;
    text-align: center;
}

footer {
    grid-area: footer;
    text-align: center;
    margin: auto;
}

footer>div {
    margin-bottom: 0;
}

footer>a {
    padding: 10px;
}

/* End home page */

@media screen and (max-width: 750px) {
    .notebook {
        grid-auto-columns: minmax(100px, 1fr);
        grid-template-rows: auto auto 1fr 2fr auto;
        grid-template-areas:
            'alert'
            'search-bar'
            'note-list'
            'editor'
            'toolbar';
    }
}

@media screen and (max-width: 500px) {
    .notebook {
        height: 75vh;
        grid-auto-columns: minmax(100px, 1fr);
        grid-template-rows: auto 1fr auto;
        grid-template-areas:
            'alert'
            'editor'
            'toolbar';
    }

    .search-tools {
        display: none;
    }

    .notebook.mobile-search {
        grid-template-rows: auto auto 1fr auto;
        grid-template-areas:
            'alert'
            'search-bar'
            'note-list'
            'toolbar';
    }

    .icon-btn svg {
        width: 25px;
        height: 25px;
    }

    #note-list-btn {
        visibility: visible;
    }

    nav a {
        font-size: medium;
    }

    .jumbotron {
        grid-template-areas:
            'intro'
            'features'
            'features'
            'features'
            'button'
            'footer';
        ;
        padding: 5px;
    }

    .feature-grid {
        padding: 20px 5px;
    }
}