/* Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt */

:host {
    box-sizing: border-box;
    position: relative;
    display: inline-block;
    outline: none;
}

:host(:hover:not([disabled])) .core-tooltip {
    visibility: visible !important;
}

:host([focused]) .core-tooltip {
    visibility: visible !important;
}

.core-tooltip:not(.show) {
    visibility: hidden;
}

.core-tooltip {
    position: absolute;
    font-size: 10px;
    font-family: sans-serif;
    padding: 8px;
    color: white;
    background-color: rgba(0,0,0,0.8);
    box-sizing: border-box;
    border-radius: 3px; /* TODO: not in spec. */
    white-space: nowrap;
    line-height: 6px;
    z-index: 1002; /* TODO: this is brittle. */
    -webkit-user-select: none;
    user-select: none;
}

:host([large]) .core-tooltip {
    line-height: 14px;
    font-size: 14px;
    padding: 16px;
}

.core-tooltip.noarrow::after {
    display: none;
}

.core-tooltip::after {
    position: absolute;
    border: solid transparent;
    content: '';
    height: 0;
    width: 0;
    border-width: 4px;
}

.top {
    margin-bottom: 10px; /* TODO: not specified in spec */
    bottom: 100%;
}

.right {
    margin-left: 10px; /* TODO: not specified in spec */
    left: 100%;
}

.bottom {
    top: 100%;
    margin-top: 10px; /* TODO: not specified in spec */
}

.left {
    margin-right: 10px; /* TODO: not specified in spec */
    right: 100%;
}

.core-tooltip.bottom::after {
    bottom: 100%;
    left: calc(50% - 4px);
    border-bottom-color: rgba(0,0,0,0.8);
}

.core-tooltip.left::after {
    left: 100%;
    top: calc(50% - 4px);
    border-left-color: rgba(0,0,0,0.8);
}

.core-tooltip.top::after {
    top: 100%;
    left: calc(50% - 4px);
    border-top-color: rgba(0,0,0,0.8);
}

.core-tooltip.right::after {
    right: 100%;
    top: calc(50% - 4px);
    border-right-color: rgba(0,0,0,0.8);
}