/*
 * Bluelib Classic
 * by <me@steffo.eu>
 */

@{bluelib} {

    & {
        // Sets the border radius of all panels
        --b-border-radius: 8px;

        // Set the shadow drawn on element placed directly on the background
        --b-outer-shadow: 2px 2px 4px .hsl-group(background)[@c];
    }

    &, @{all} {
        // Lower the default border opacity
        border-color: .hsl-group(current; 0.15)[@c];
    }

    // Give headers a slight shadow so they are easier to read outside of panels
    @{header-1}, @{header-2}, @{header-3}, @{header-4}, @{header-5}, @{header-6} {
        text-shadow: var(--b-outer-shadow);
    }

    // But do not give it to headers inside panels
    @{panel} {
        @{header-1}, @{header-2}, @{header-3}, @{header-4}, @{header-5}, @{header-6} {
            text-shadow: none;
        }
    }

    @{panel}, @{table}@{panel} > @{table-caption} {
        border-radius: var(--b-border-radius);

        // And a shadow effect
        box-shadow: var(--b-outer-shadow);

        // Do not give the same effects to nested panels
        @{panel} {
            background-color: .hsl-group(current; 0.075)[@c];
            backdrop-filter: none;
            box-shadow: none;
        }
    }

    // Make sure mark still works, even considering specificity
    @{modifier-mark}, @{element-mark}, @{panel}@{modifier-mark} {
        background-color: .hsl-group(mark-background)[@c];

        // Make the modifier toggle properly
        @{modifier-mark}, @{element-mark}, @{panel}@{modifier-mark} {
            background-color: .hsl-group(background)[@c];

            // Make the modifier toggle properly
            @{modifier-mark}, @{element-mark}, @{panel}@{modifier-mark} {
                background-color: .hsl-group(mark-background)[@c];
            }
        }
    }

    // Make sure to-do still works, even considering specificity
    @{modifier-todo}, @{panel}@{modifier-todo} {
        background-color: .hsl-group(todo-background)[@c];
        border-color: .hsl-group(current)[@c];

        // Make the modifier inherit properly
        @{panel} {
            background-color: .hsl-group(todo-background)[@c];
            border-color: .hsl-group(current)[@c];
        }
    }

    // Fixup table panels
    @{table}@{panel} {
        // Ensure table panels have no rounded borders
        border-radius: 0;
        
        > @{table-caption} {
            // And ensure neither do table panel captions
            border-radius: 0;
            
            // Minimize the visibility of the caption's box shadow to prevent overlap with the table itself
            box-shadow: var(--b-outer-shadow);
        }
    }

    @{table}@{panel-dialog} > @{table-caption} {
        border-bottom-width: 2px;
    }

    @{input} {
        background-color: .hsl-group(current; 0.025)[@c];

        &:hover {
            background-color: .hsl-group(current; 0.05)[@c];
        }

        &:active {
            background-color: .hsl-group(current; 0.075)[@c];
        }
    }

    @{input-field}, @{input-select} {
        border-radius: var(--b-border-radius) var(--b-border-radius) 0 0;
    }
    @{input-area}, @{input-multiselect} {
        border-radius: 0 var(--b-border-radius) var(--b-border-radius) 0;
    }
    @{input-button} {
        border-radius: var(--b-border-radius);
    }

    @{list-unordered}, @{list-ordered} {
        > *::marker {
            color: .hsl-group(current; 0.5)[@c];
        }
    }

    @{glossary-summary} {
        color: .hsl-group(current; 0.7)[@c];

        &::marker {
            color: .hsl-group(current; 0.5)[@c];
        }

        &:hover {
            color: .hsl-group(current)[@c];
        }

        &:hover::marker {
            color: .hsl-group(current; 0.7)[@c];
        }

        &:active::marker {
            color: .hsl-group(current)[@c];
        }
    }

    // FIXME: may not work well for lighter themes
    @{text-anchor} {
        &:hover {
            color: .hsl-group(link; "+ 0deg"; "+ 0%"; "+ 20%"; 1.0)[@c];
        }

        &:active {
            color: .hsl-group(link; "+ 0deg"; "+ 0%"; "+ 40%"; 1.0)[@c];
        }
    }

    @{text-input}, @{text-output} {
        border-radius: calc(var(--b-border-radius) / 4);
    }

    @{text-variable} {
        color: .hsl-group(current; 0.7)[@c];
    }

    @{text-quote} {
        &::before, &::after {
            color: .hsl-group(current; 0.7)[@c];
        }
    }

    @{text-ruby-annotation} {
        color: .hsl-group(current; 0.7)[@c];
    }
}