@import '../../style/themes/index';
@import '../../style/mixins/index';

@layout-prefix-cls: ~'@{acud-prefix}-layout';
@layout-menu-prefix-cls: ~'@{acud-prefix}-menu';

.@{layout-prefix-cls} {
    display: flex;
    flex: auto;
    flex-direction: column;

    /* fix firefox can't set height smaller than content on flex item */
    min-height: 0;
    background: @layout-body-background;

    &,
    * {
        box-sizing: border-box;
    }

    &&-has-sider {
        flex-direction: row;

        > .@{layout-prefix-cls},
        > .@{layout-prefix-cls}-content {
            width: 0; // https://segmentfault.com/a/1190000019498300
        }
    }

    &-header,
    &-footer {
        flex: 0 0 auto;
    }

    &-header {
        height: @layout-header-height;
        padding: @layout-header-padding;
        color: @layout-header-color;
        line-height: @layout-header-height;
        background: @layout-header-background;
    }

    &-footer {
        padding: @layout-footer-padding;
        color: @text-color;
        font-size: @font-size-base;
        background: @layout-footer-background;
    }

    &-content {
        flex: auto;

        /* fix firefox can't set height smaller than content on flex item */
        min-height: 0;
    }

    &-sider {
        position: relative;

        /* fix firefox can't set width smaller than content on flex item */
        min-width: 0;
        background: @layout-sider-background;
        transition: all 0.2s;

        &-children {
            height: 100%;
            margin-top: -0.1px;
            // Hack for fixing margin collaspe bug
            // https://github.com/ant-design/ant-design/issues/7967
            // solution from https://stackoverflow.com/a/33132624/3040605
            padding-top: 0.1px;

            .@{layout-menu-prefix-cls}.@{layout-menu-prefix-cls}-inline-collapsed {
                width: auto;
            }
        }

        &-has-trigger {
            padding-bottom: @layout-trigger-height;
        }

        &-right {
            order: 1;
        }

        &-trigger {
            position: fixed;
            bottom: 0;
            z-index: 1;
            height: @layout-trigger-height;
            color: @layout-trigger-color;
            line-height: @layout-trigger-height;
            text-align: center;
            background: @layout-trigger-background;
            cursor: pointer;
            transition: all 0.2s;
        }

        &-zero-width {
            > * {
                overflow: hidden;
            }

            &-trigger {
                position: absolute;
                top: @layout-header-height;
                right: -@layout-zero-trigger-width;
                z-index: 1;
                width: @layout-zero-trigger-width;
                height: @layout-zero-trigger-height;
                color: @layout-trigger-color;
                font-size: (@layout-zero-trigger-width / 2);
                line-height: @layout-zero-trigger-height;
                text-align: center;
                background: @layout-sider-background;
                border-radius: 0 @border-radius-base @border-radius-base 0;
                cursor: pointer;
                transition: background 0.3s ease;

                &::after {
                    position: absolute;
                    top: 0;
                    right: 0;
                    bottom: 0;
                    left: 0;
                    background: transparent;
                    transition: all 0.3s;
                    content: '';
                }

                &:hover::after {
                    background: rgba(255, 255, 255, 0.1);
                }

                &-right {
                    left: -@layout-zero-trigger-width;
                    border-radius: @border-radius-base 0 0 @border-radius-base;
                }
            }
        }
    }
}