@ci-color: #ccc;
@error-color: #e00;
@accent-color: #efefef;
@border-stack: 1px solid @ci-color;
@text-padding-v: .2rem;
@text-padding-h: 1rem;
@accent-border-width: 1rem;

body {
    font-family: sans-serif;
}

a:link,
a:visited {
    color: #555;
    text-decoration: none;
}

a:hover,
a:active {
    text-decoration: underline;
}

h1 {
    font-size: 1.5rem;
}

h2 {
    font-size: 1.3rem;
}

.thin-border {
    border: @border-stack;
}

.grid {
    display: grid;
    grid-template-columns: 20% 70% 10%;
    grid-template-areas:
    "header header header"
        "nav    main   sidebar"
        "footer footer footer";
    margin: auto;
    min-width: 900px;
    width: 80%;
    border-top: ;

    nav {
        grid-area: nav;
    }

    main {
        grid-area: main;
    }

    aside {
        grid-area: sidebar;
    }

    footer {
        grid-area: footer;
    }

    header, footer, main, nav, aside {
        border-bottom: @border-stack;
        padding: @text-padding-v @text-padding-h;
    }

    header {
        grid-area: header;
        display: grid;
        grid-template-columns: 40% 60%;
        align-items: center;
        border-top: @border-stack;
        border-left: @accent-border-width solid @ci-color;

        .app-title {
            grid-column: 1;
            font-size: 1.5rem;
        }

        .app-title__hello {
            font-size: 1rem;
            margin-left: @text-padding-h;
            font-weight: normal;
            font-style: italic;
        }

        .header-content {
            grid-column: 2;
        }

        .header-content__link {
            display: inline-block;
            padding: @text-padding-v @text-padding-h / 2;
            margin-right: @accent-border-width;
        }
    }
}

form {
    display: grid;
    grid-template-columns: 30% 70%;
    grid-auto-flow: row;

    label, input, select, textarea, .flash {
        margin-bottom: .7rem;
        padding: @text-padding-v @text-padding-h / 2;
    }

    label {
        grid-column: 1;
    }

    input, select {
        grid-column: 2;
    }

    .flash--error {
        .flash;
        border-color: @error-color;
        
        .flash__heading--error {
            margin: 0;
            background-color: @error-color;
            color: white;
            margin-top: -.7rem;
            margin-left: -.7rem;
            margin-right: -.7rem;
        }
    }
    
    .flash {
        grid-column: 1 e("/") 3;
        .thin-border;
        border-left-width: @accent-border-width;
        padding: .7rem;

        .flash__field {
            font-style: italic;
        }

        .flash__pred {
            font-family: monospace;
        }
    }
}

table {
    width: 100%;
    border-collapse: collapse;
    border-spacing: 0;
    margin-top: 1rem;
    margin-bottom: 1rem;

    td, th {
        border-bottom: @border-stack;
        padding: @text-padding-v * 2 @text-padding-h / 2h;
    }

    thead {
        th {
            padding: @text-padding-v @text-padding-h;
            border-bottom: @accent-border-width / 5 solid @ci-color;
        }
    }

    tbody {
        tr:hover {
            background-color: @accent-color;
        }
    }
}