/*
 * Copyright 2014 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @fileoverview Stylesheet injected into mobile pages to render a progress
 * bar, inject a header bar with a logo, and navigational menus.  See also
 * layout.css, which transforms desktop pages to a mobile-friendly format.
 *
 * @author jud@google.com (Jud Porter)
 *         jmarantz@google.com (Joshua Marantz)
 *         huibao@google.com (Huibao Lin)
 */

/* Note: Most of the elements here are specified in "em" units, meaning they are
 * relative to the font-size. The font-size of the header bar is then set to
 * offset the zoom level of the page so that the header bar and nav panel are
 * always the same size.
 */


body {
  padding: 0 !important;
}

/* Used only in frame mode. */
body.mob-iframe {
  /* Only show scroll bars from the iframe, not the rest of the page. */
  overflow: hidden;
  margin: 0;
}

.psmob-noscroll {
  overflow: hidden;
}

#psmob-iframe-container {
  height: 100vh;
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;

  /* This, along with the settings on #psmob-iframe below, ensure that the
   * iframe contents do not expand past the viewport size.
   * http://stackoverflow.com/questions/23083462/how-to-get-an-iframe-to-be-responsive-in-ios-safari
   */
  -webkit-overflow-scrolling: touch;
}

#psmob-iframe {
  border-width: 0;
  overflow: hidden;
  -webkit-box-flex: 1;
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
  /* This, along with setting scrolling="no" on the iframe, ensure the iframe
   * contents do not expand the iframe on ios.
   * http://stackoverflow.com/questions/23083462/how-to-get-an-iframe-to-be-responsive-in-ios-safari
   */
  width: 1px;
  min-width: 100%;
}

#psmob-header-bar {
  position: absolute !important;
  top: 0;
  left: 0;
  z-index: 999999;

  padding: 0;

  width: 100%;
  height: 57em;

  -webkit-transform-origin: 0 0;
  transform-origin: 0 0;

  border-bottom: thin solid;

  box-shadow: 0 5em 6em -1em rgba(0, 0, 0, 0.4);

  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;

  opacity: 1;
  /* Use a 200ms fade in when redrawing the bar after scrolling. */
  -webkit-transition: opacity 0.2s;
  -moz-transition: opacity 0.2s;
  -o-transition: opacity 0.2s;
  transition: opacity 0.2s;
}

#psmob-header-bar.ios-webview {
  position: fixed !important;
}

#psmob-header-bar, #psmob-nav-panel {
  box-sizing: border-box !important;
}

#psmob-header-bar *, #psmob-nav-panel * {
  box-sizing: inherit !important;
}

#psmob-header-bar.psmob-labeled {
  -webkit-box-pack: center;
  -webkit-justify-content: space-around;
  justify-content: space-around;
}

/* Note, don't add visibility: none; here because then
 * goog.style.getTransformedSize won't calculate the size correctly.
 */
#psmob-header-bar.psmob-hide {
  display: none;
  opacity: 0;
  /* Make the bar disappear immediately when scrolling. */
  -webkit-transition: opacity 0s;
  -moz-transition: opacity 0s;
  -o-transition: opacity 0s;
  transition: opacity 0s;
}

/* TODO(jud): Do we still have button elements in the header bar? */
#psmob-header-bar button {
  margin: 0;
  padding: 0;
  top: 0;
  bottom: 0;

  background-image: none;
  background-color: transparent;

  border: none;

  padding: 0;

  -webkit-transition: background-color 0.2s ease-out;
  -moz-transition: background-color 0.2s ease-out;
  -o-transition: background-color 0.2s ease-out;
  transition: background-color 0.2s ease-out;
}

#psmob-header-bar button:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

#psmob-header-bar button:focus {
  background-color: rgba(255, 255, 255, 0.2);
  outline: 0;
}

#psmob-header-bar button:active {
  background-color: rgba(255, 255, 255, 0.4);
}

.psmob-button {
  display: -webkit-box;
  display: -moz-box;
  display: -webkit-flex;
  display: flex;

  text-decoration: none;

  height: 48em;
  margin: 4em 0;
}

#psmob-header-bar:not(.psmob-labeled) .psmob-button {
  border: solid 1em;
  border-radius: 9em;
  margin: 4em 2em;
}


.psmob-button-icon {
  height: 48em;
  width: 48em;
}

/* We don't show the logo or menu button in labeled mode. */
#psmob-header-bar.psmob-labeled #psmob-menu-button,
#psmob-header-bar.psmob-labeled #psmob-logo-span {
  display: none;
}

.psmob-button-icon {
  display: inline-block;
  background-repeat: no-repeat;
  background-size: 60%;
  background-position: center;
}

.psmob-button-text {
  /* Only display button text in labeled mode or when there is only 1 button. */
  display: none;

  font-size: 20em !important;

  height: 1.8em; /* 36/20 */
  width: auto;
  font-family: arial, sans-serif;
  font-weight: bold;
  line-height: 1.8em; /* 36/20 */
  margin: 0;
  padding: 0.3em 0; /* 6/20 */
  white-space: nowrap;
}

#psmob-header-bar:not(.psmob-labeled) .psmob-button-text {
  height: 2em; /* 40/20 */
  line-height: 2em; /* 40/20 */
  margin-right: .4em; /* 5/20 */
}

#psmob-header-bar.psmob-show-button-text .psmob-button-text {
  display: block;
}

/* Use a smaller font size on smaller devices, otherwise the text will overflow
 * the div it is in. This specifically happens on iphone 4 and 5.
 */
@media (max-device-width: 360px) {
  .psmob-button-text {
    font-size: 16em !important;
    height: 2.25em; /* 36/16 */
    line-height: 2.25em; /* 36/16 */
    padding: 0.375em 0;  /* 6/16 */
  }

  #psmob-header-bar:not(.psmob-labeled) .psmob-button-text {
    height: 2.5em; /* 40/16 */
    line-height: 2.5em; /* 40/16 */
    margin-right: 0.3125em;  /* 5/16 */
  }
}


#psmob-logo-span {
  height: 100%;
  width: auto;
  padding: 0;
  /* The element must be display:block for old browsers using -webkit-box-flex
   * to cause the element to grow */
  /* display: block; */
  /* Disable the logo at the moment to see if it improves appearances. */
  display: none;
  -webkit-box-flex: 1;
  width: 70%; /* For old browsers, otherwise collapses. */
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
}

#psmob-header-bar.psmob-theme-config #psmob-logo-span {
  display: block;
}

#psmob-logo-image {
  height: 100%;
  width: auto;
  padding-top: 10em;
  padding-bottom: 10em;

  /* Center the image in the logo span. */
  display: block;
  margin: 0 auto;

  max-width: 100% !important;
}

#psmob-header-bar:not(.psmob-labeled) #psmob-dialer-button {
  margin-left: auto !important;
}

#psmob-nav-panel {
  position: absolute !important;

  /* Panel is hidden by default. */
  display: none;
  visibility: hidden;

  -webkit-transform-origin: 0 0;
  transform-origin: 0 0;

  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  /* The width specified here must match mob.NavPanel.WIDTH_ in nav_panel.js. */
  width: 350em !important;

  /* Wordpress sets a z-index of 99999 for its admin header bar, so set a larger
   * value so our nav bar ends up on top of it. */
  z-index: 999999;

  font-family: arial, sans-serif;

  /* We don't set margin-top here because that gets set dynamically by the JS to
   * compensate for zoom level. */
  margin-left: 0 !important;
  margin-right: 0 !important;
  margin-bottom: 0 !important;
  padding: 0 !important;

  box-shadow: 5px 0 6px -1px rgba(0, 0, 0, 0.4);

  overflow-y: auto;

  /* Add a 0.3s delay to the visibility change so that the sliding animation
   * finishes before hiding the panel. */
  -webkit-transition: visibility 0s linear 0.3s, left 0.3s ease-out;
  -o-transition: visibility 0s linear 0.3s, left 0.3s ease-out;
  -moz-transition: visibility 0s linear 0.3s, left 0.3s ease-out;
  transition: visibility 0s linear 0.3s, left 0.3s ease-out;

  /* Use momentum-based scrolling on iOS. Otherwise the nav panel scrolls too
   * quickly. */
  -webkit-overflow-scrolling: touch;
}

#psmob-nav-panel.psmob-open {
  -webkit-transform: translate(0,0);
  transform: translate(0,0);
  /* When sliding the tray out, don't use a transition-delay (set above) so that
   * the panel is visible when the animation starts. */
  transition-delay: 0s;

  /* Panel is hidden by default. */
  visibility: visible;
  display: block;
}

#psmob-nav-panel ul {
  width: 100%;
  padding: 0;
  margin: 0;

  list-style-type: none;
  display: none;
}

#psmob-nav-panel > ul {
  font-size: 22em !important;
}

/* TODO(jud): Consider using class labels instead of deeply nested rules. */
#psmob-nav-panel ul li {
  border-bottom-style: solid;
  border-width: 1px;
  border-color: white;

  background: none;

  text-align: left;

  position: relative;


  padding-right: 0;
  padding-top: 0;
  padding-bottom: 0;
  line-height: 60em !important;
  text-decoration: none;

  -o-transition: background-color 0.2s ease-out;
  -moz-transition: background-color 0.2s ease-out;
  -webkit-transition: background-color 0.2s ease-out;
  transition: background-color 0.2s ease-out;
}

#psmob-nav-panel ul li a,
#psmob-nav-panel ul li div {
  min-height: 2.7273em;  /* 60/22 */
  display: block;
  padding-right: 0;
  padding-top: 0;
  padding-bottom: 0;
  line-height: 2.7273em !important;  /* 60/22 */
  text-decoration: none;

  -webkit-transition: background-color 0.2s ease-out;
  -moz-transition: background-color 0.2s ease-out;
  -o-transition: background-color 0.2s ease-out;
  transition: background-color 0.2s ease-out;
}

#psmob-nav-panel ul li div {
  position: relative;
}

#psmob-nav-panel ul.psmob-open {
  display: block;
}

#psmob-nav-panel ul li a:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

#psmob-nav-panel ul li a:focus {
  background-color: rgba(255, 255, 255, 0.3);
  outline: 0;
}

#psmob-nav-panel ul li a:active {
  background-color: rgba(255, 255, 255, 0.4);
}

.psmob-menu-expand-icon {
  display: inline-block;
  vertical-align: middle;
  width: 0.9091em; /* 20/22 */
  height: 0.9091em; /* 20/22 */
  -ms-transform: rotate(270deg);
  -webkit-transform: rotate(270deg);
  transform: rotate(270deg);
}

.psmob-menu-expand-icon.psmob-open {
  -ms-transform: rotate(0deg);
  -webkit-transform: rotate(0deg);
  transform: rotate(0deg);
}

/* TODO(jud): This is probably slow to match, so consider using a class. */
#psmob-nav-panel img:not(.psmob-menu-expand-icon) {
  display: inline-block;
  vertical-align: middle;
}

#psmob-spacer {
  width: 100%;
  opacity: 0;
}

/* Commmon patterns applied to a broad range of elements */
.psmob-single-column {
    border-left: 0 !important;
    border-right: 0 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}

/* Progess Bar elements */
.psProgressScrim {
    z-index: 100000 !important;
    position: fixed;
    top: 0 !important;
    margin: 0 !important;
    padding-top: 100em !important;
    background: white;
    border: 0;
    width: 100%;
    height: 100%;
}

.psProgressBar {
    margin-top: 56px !important;
    margin-left: 20% !important;
    height: 20px;  /* Can be anything */
    width: 60%;
    margin: 0;
    background: #555;
    -moz-border-radius: 25px;
    -webkit-border-radius: 25px;
    border-radius: 25px;
    padding: 10px;
    -webkit-box-shadow: inset 0 -1px 1px rgba(255,255,255,0.3);
    -moz-box-shadow   : inset 0 -1px 1px rgba(255,255,255,0.3);
    box-shadow        : inset 0 -1px 1px rgba(255,255,255,0.3);

    /*
     * Simplified Meyer Reset
     * http://meyerweb.com/eric/tools/css/reset/
     */
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
    display: block;
    line-height: 1;
    list-style: none;
    quotes: none;
    content: '';
    content: none;
    border-collapse: collapse;
    border-spacing: 0;
}

.psProgressSpan {
    display: block;
    height: 100%;
    position: relative;
    width: 0%;

    -webkit-border-top-right-radius: 8px;
    -webkit-border-bottom-right-radius: 8px;
    -moz-border-radius-topright: 8px;
    -moz-border-radius-bottomright: 8px;
    border-top-right-radius: 8px;
    border-bottom-right-radius: 8px;
    -webkit-border-top-left-radius: 20px;
    -webkit-border-bottom-left-radius: 20px;
    -moz-border-radius-topleft: 20px;
    -moz-border-radius-bottomleft: 20px;
    border-top-left-radius: 20px;
    border-bottom-left-radius: 20px;
    background-color: rgb(43,194,83);
    background-image: -webkit-gradient(
        linear,
        left bottom,
        left top,
        color-stop(0, rgb(43,194,83)),
        color-stop(1, rgb(84,240,84))
    );
    background-image: -moz-linear-gradient(
        center bottom,
        rgb(43,194,83) 37%,
        rgb(84,240,84) 69%
    );
    -webkit-box-shadow:
    inset 0 2px 9px  rgba(255,255,255,0.3),
    inset 0 -2px 6px rgba(0,0,0,0.4);
    -moz-box-shadow:
    inset 0 2px 9px  rgba(255,255,255,0.3),
    inset 0 -2px 6px rgba(0,0,0,0.4);
    box-shadow:
    inset 0 2px 9px  rgba(255,255,255,0.3),
    inset 0 -2px 6px rgba(0,0,0,0.4);
    position: relative;
    overflow: hidden;
}

.psProgressLog {
    margin-top: 30px !important;
    margin-left: 10% !important;
    background: white;
    /* Invisible by default; in debug mode we override. */
    color: white;
    font-family: sans-serif !important;
    font-size: 12px;
    overflow-y: auto;
    height: 300px;
    width: 80%;
}

/* Setup the click detector div so that it is positioned over the entire
 * viewport, but underneath menu bar and header. */
#psmob-click-detector-div {
  width: 100%;
  position: fixed;
  top: 0;
  bottom: 0;
  opacity: 0;
  /* Click events are not sent to hidden visibility elements. */
  visibility: hidden;
  /* Set z-index so that it ends up above the rest of the elements on the page
   * but below the nav panel and header bar. */
  z-index: 999998;
}

#psmob-click-detector-div.psmob-open {
  visibility: visible;
}

/*
 * The logo chooser sizing is based on a font-size of 12px, and manually
 * tweaked sizes for logos and colors based on that.  This is scaled in JS
 * (mob.Nav.prototype.chooserDisplayPopup_) via a CSS transform to
 * match the window size at the time it's instantiated.
 *
 * TODO(jmarantz): The CSS delivered to clients should not include the
 * psmob-logo-chooser-* classes unless ?PageSpeedMobConfig=on is specified.
 */
.psmob-logo-chooser-choice {
  margin-bottom: 10px;
  border-width: 1px;
  padding: 2px 2px 2px 2px;
  overflow: hidden;
}

.psmob-logo-chooser-color {
  height: 56px;  /* width is determined by table header. */
  border-color: black;
  border-width: 1px;
  border-style: solid;
}

.psmob-logo-chooser-swap {
  width: 30px;
  height: 30px;
}

.psmob-logo-chooser-column-header {
  font-family: sans-serif;
  font-size: 12px;
  font-weight: bold;
  border-color: black;
  border-width: 1px;
  border-style: solid;
}

.psmob-logo-chooser-table {
  z-index: 999999;
  position: absolute;
  left: 0;
  top: 0;
  background-color: white;
  border-style: solid;
  border-width: 4px;

  opacity: 1;
  /* Use a 200ms fade in when redrawing the table after scrolling. */
  -webkit-transition: opacity 0.2s;
  -moz-transition: opacity 0.2s;
  -o-transition: opacity 0.2s;
  transition: opacity 0.2s;
}

.psmob-logo-chooser-image {
  max-width: 200px;
  max-height: 56px;
  width: auto !important;
  height: auto !important;
}

.psmob-logo-chooser-config-fragment {
  width: 350px;
  border-style: solid;
  border-width: 4px;
  border-color: black;
  background-color: darkgreen;
  color: white;
  font-family: monospace;
  font-size: 18px;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 999999 !important;
}