felixarntz/theme-boilerplate

.site-navigation {
    ul {
        list-style: none;
        margin: 0;
        padding-left: 0;
    }

    li {
        position: relative;
    }

    a {
        display: block;
        padding: (0.5 * $padding_vertical) (0.5 * $padding_horizontal);
        text-decoration: none;
    }

    .menu-item-has-children > a > .icon,
    .page_item_has_children > a > .icon {
        display: none;

        @media screen and (min-width: $site_breakpoint) {
            display: inline;
            left: 5px;
            position: relative;
            top: -1px;
        }
    }

    .dropdown-toggle {
        position: absolute;
        top: 0;
        right: (-0.5 * $padding_horizontal);
        display: none;
        margin: 0 auto;
        padding: (0.5 * $padding_vertical) (0.5 * $padding_horizontal);
        font-size: 16px;
        line-height: 1.5;
        color: #333;
        background-color: transparent;
        border: 0;
        box-shadow: none;
        text-shadow: none;

        &:hover,
        &:focus {
            background-color: transparent;
            box-shadow: none;
        }

        &:focus {
            outline: thin dotted;
        }

        &.toggled .icon {
            transform: rotate(-180deg);
        }
    }

    .menu-toggle {
        display: none;
        margin: 1px auto 2px;
        padding: 1em;
        font-size: 14px;
        font-size: 0.875rem;
        font-weight: 800;
        line-height: 1.5;
        color: #333;
        background-color: transparent;
        border: 0;
        box-shadow: none;
        text-shadow: none;

        &:hover,
        &:focus {
            background-color: transparent;
            box-shadow: none;
        }

        &:focus {
            outline: thin solid;
        }

        .icon {
            top: -2px;
            margin-right: 0.5em;
        }

        .icon-close {
            display: none;
        }
    }

    ul.menu {
        display: flex;
        justify-content: center;

        ul {
            padding: 0 0 0 (1.5 * $padding_horizontal);
        }

        @media screen and (min-width: $site_breakpoint) {
            > li {
                display: inline-block;

                > a {
                    padding: $padding_vertical $padding_horizontal;
                }

                &:first-child {
                    > a {
                        padding-left: 0;
                    }
                }

                &:last-child {
                    > a {
                        padding-right: 0;
                    }
                }
            }

            ul {
                position: absolute;
                display: block;
                padding: 0;
                top: 100%;
                left: -999em;
                z-index: 99999;
                background-color: #fff;
                border: 1px solid #333;

                a {
                    padding: $padding_vertical $padding_horizontal;
                    width: 16em;
                }

                .menu-item-has-children > a > .icon,
                .page_item_has_children > a > .icon {
                    position: absolute;
                    top: 50%;
                    right: $padding_horizontal;
                    left: auto;
                    margin-top: -9px;
                    transform: rotate(-90deg);
                }

                ul {
                    top: 0;
                    left: -999em;
                    margin-top: -1px;
                }

                li:hover,
                li.focus,
                li:focus-within {
                    > ul {
                        right: auto;
                        left: 100%;
                    }
                }
            }

            li:hover,
            li.focus,
            li:focus-within {
                > ul {
                    right: auto;
                    left: 0.5em;
                }
            }
        }
    }

    .js &,
    .amp & {
        ul.menu {
            display: none;

            ul {
                display: none;

                &.toggled {
                    display: block;
                }
            }

            @media screen and (min-width: $site_breakpoint) {
                display: flex;

                ul {
                    display: block;
                }
            }
        }

        .dropdown-toggle {
            display: inline-block;

            @media screen and (min-width: $site_breakpoint) {
                display: none;
            }
        }

        .menu-toggle {
            display: block;

            @media screen and (min-width: $site_breakpoint) {
                display: none;
            }
        }

        &.toggled {
            ul.menu {
                display: block;

                @media screen and (min-width: $site_breakpoint) {
                    display: flex;
                }
            }

            .menu-toggle .icon-close {
                display: inline-block;
            }

            .menu-toggle .icon-bars {
                display: none;
            }
        }
    }

    .no-svg & {
        .dropdown-toggle {
            padding: 0.5em 0 0;
            width: 2em;
            text-align: center;

            .svg-fallback.icon-angle-down {
                font-size: 20px;
                font-size: 1.25rem;
                font-weight: 400;
                line-height: 1;
                transform: rotate(180deg);

                &:before {
                    content: "\005E";
                }
            }

            &.toggled .svg-fallback.icon-angle-down {
                transform: rotate(0);
            }
        }
    }
}