/*
 * Copyright (C) 2013-2020 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

.navigation-bar .item.button {
    justify-content: center;
    color: hsl(0, 0%, 18%);
}

.navigation-bar .item.button:not(.image-only):focus,
.navigation-bar .item.button.image-only:focus > .glyph {
    outline: auto -webkit-focus-ring-color;
}

.navigation-bar .item.button.image-only:focus {
    outline: none;
}

.navigation-bar .item.button.image-only {
    width: var(--image-button-navigation-item-width);
}

.navigation-bar .item.button.image-and-text {
    padding: 0 8px;
}

.navigation-bar .item.button.image-and-text > span {
    padding-bottom: 1px;
    padding-inline-start: 4px;
}

.tab-bar > .navigation-bar .item.button.image-and-text > span {
    padding-bottom: 0;
}

.navigation-bar .item.button.text-only {
    padding: 1px 4px 3px;
    margin: 0 2px; /* WI.ButtonNavigationItem.prototype.get textMargin */

    height: initial;
    line-height: 11px;
    border: 1px solid transparent;
    border-radius: 3px;
    text-align: center;
}

.navigation-bar .item.button.text-only:focus {
    outline-offset: var(--focus-ring-outline-offset);
}

.navigation-bar .item.button > .glyph {
    color: var(--glyph-color);
    opacity: var(--glyph-opacity);
}

.navigation-bar .item.button:not(.disabled):active > .glyph {
    color: var(--glyph-color-pressed);
}

.navigation-bar .item.button:not(.disabled):matches(.activate.activated, .radio.selected) > .glyph {
    color: var(--glyph-color-active);
}

.navigation-bar .item.button:not(.disabled):active:matches(.activate.activated, .radio.selected) > .glyph {
    color: var(--glyph-color-active-pressed);
}

.navigation-bar .item.button.disabled.image-and-text,
.navigation-bar .item.button.disabled > .glyph {
    color: var(--glyph-color-disabled);
}

.navigation-bar .item.button > img {
    width: 100%;
    height: 100%;
}

.navigation-bar .item.button.disabled > img {
    opacity: 0.3;
}

body.window-inactive .navigation-bar .item.button > img {
    opacity: 0.6;
}

body.window-inactive .navigation-bar .item.button.disabled > img {
    opacity: 0.18;
}

@media (prefers-color-scheme: dark) {
    .navigation-bar .item.button {
        color: var(--text-color-secondary);
    }

    .navigation-bar .item.button.disabled > img {
        filter: invert();
    }
}