/* Gridded column/row layout framework.

   Four "modes":

   SM / Mobile, (Up to 768px wide):
   - no left column
   - center column with only full-width content
   - no right whitespace

   MD / Tablet (768 to 980px wide):
   - no left column
   - center column with some side-by-side and some full width content
   - no right whitespace

   LG / Windowed desktop (980px wide up to 1600px):
   - left nav column
   - center column with some side-by-side content
   - no right whitespace

   XL / Full-width desktop (1600px and wider):
   - left nav column
   - center content column with some side-by-side content
   - right whitespace pseudo-column (could be a real column if we wanted it)
*/


/* Box sizing */
*, *::before, *::after {
    box-sizing: border-box;
}

/* Left and right outer column management ------ */

#outside-grid {
    display: grid;
    gap: 0;
    width: 100%;
    grid-template-columns: 1fr;
}

#outside-grid > .side-nav {
    display: none;
}

@media (min-width: 980px) {
    #outside-grid {
        grid-template-columns: 1fr 5fr;
    }
    #outside-grid > .side-nav {
        display: block;
    }
    #inside-grid {
        gap: 0 72px;
    }
}

@media (min-width: 1600px) {
    #outside-grid {
        grid-template-columns: 1fr 4fr 1fr;
    }
}

/* Inner column management --------------------- */

#inside-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 0;
}

.column-12 {
    grid-column: span 12;
}

.column-8 {
    grid-column: span 8;
}

.column-4 {
    grid-column: span 4;
}

/* From "medium" up handle override columns with width-specific classes. */

@media (min-width: 768px) {
    #inside-grid {
        gap: 0 48px;
    }

    .column-md-12 {
        grid-column: span 12;
    }

    .column-md-8 {
        grid-column: span 8;
    }

    .column-md-6 {
        grid-column: span 6;
    }

    .column-md-4 {
        grid-column: span 4;
    }
}