@charset "UTF-8";

/* ==================================================================
 * License information:
 * ==================================================================
 *
 * CSS stylesheet of the Maneage homepage <maneage.org>
 *
 * Maneage: a framework for managing data lineage
 *
 * Copyright (C) 2020, Pedram Ashofteh Ardakani <pedramardakani@pm.me>
 * Copyright (C) 2020, Mohammad Akhlaghi <mohammad@akhlaghi.org>
 * Copyright (C) 2020, Marjan Akbari <mrjakbari@gmail.com>
 *
 * This file is part of Maneage. Maneage is free software: you can
 * redistribute it and/or modify it under the terms of the GNU General
 * Public License as published by the Free Software Foundation, either
 * version 3 of the License, or (at your option) any later version.
 *
 * Maneage is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details. See
 * <http://www.gnu.org/licenses/>.
 *
 * ==================================================================
 * Preliminary information:
 * ==================================================================
 *
 * Some helpful CSS coding standards:
 * https://make.wordpress.org/core/handbook/best-practices/coding-standards/css/
 * https://github.com/necolas/idiomatic-css
 *
 * Baseline for ordering attributes:
 * 1. Display
 * 2. Positioning
 * 3. Box model
 * 4. Colors and Typography
 * 5. Other
 *
 * No need to specify browser specific prefixes for the border-radius
 * attribute as described here:
 * https://css-tricks.com/do-we-need-box-shadow-prefixes/
 *
 * */

/* ==================================================================
 * General style
 * ================================================================== */

body {
    background: #fbfcfc;
    font-family: Lato, Helvetica, Arial, sans-serif;
    line-height: 1.5; /* Should be unitless */
}

h1,
h2,
h3 {
    /* Put some spacing with the things prior to this header. */
    padding-top: 1em;

    /* Bring the headers closer to the text under them, this is a
     * complementary command with the margin-top in `p` tag styling */
    padding-bottom: 0;
    margin-bottom: 0;

    /* Set line-height for headers to prevent overlap when browser is
     * forced to wrap the words. */
    line-height: 1;
}

p {
    /* Bring the headers closer to the text under them, this is a
     * complementary command with the padding & margin bottom  in the
     * header tags above */
    margin-top: 5px;
}

ul,
ol {
    /* Put some spacing with the things prior to this header. */
    padding-top: 0;
    margin-top: 0;
}

/* Wrap the entire content of the page in this `div` - the navigation
 * bar is an exception, because of its fixed position. */
#container {
    /* Prevent additional horizontal spacing in smaller screens */
    width: 100%;

    /* Center the whole page into a narrow column. Keeps the webpage stylish
     * and easy to look at in the widest screens. */
    max-width: 960px;

    /* The container should always have a margin-top high enough to
     * prevent content overlapping with the navigation bar */
    margin: 45px auto 0;
}

/* This is a way to put everything in the center of the page.                   */
.center{
    /* Make sure `left`, `right`, and `width` values add up to 100% to
    * help keep the navigation bar in center for big screens */
    margin: 0 auto;

    /* Make the content a block to to put it in the center of the page */
    display: block;
}

/* ==================================================================
 * Inline and blob code style
 * ================================================================== */

pre {
    /* set code block properties */
    display: block;
    min-width: 90%;
    overflow-x: auto;
    padding: 8px 12px;
    border: 1px solid #cabecf;
    border-radius: 5px;
    background: #fff;
    color: #2a1e5c;
    line-height: 1.6;
}

/* Pick the code font family from GitLab. */
code {
    color: #2a1e5c;
    font-family: Menlo, "DejaVu Sans Mono", "Liberation Mono", Consolas, "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace;
    font-size: 12px;
}

/* Mimic comment style syntax highlighting in code blobs */
.comment {
    color: #918595;
    font-style: italic;
}

/* Inline <code> properties. Clear some horizontal space between code
 * and rest of the text. Adding vertical space breaks the line-height
 * consistency. Additional styling to ease the reading.
 * */
p code,
li > code {
    padding: 0 5px;
    border-radius: 3px; /* Prevent sharp box-edges */
    background: #eadeef; /* Highlight inline codes */
}

/* ==================================================================
 * Navigation style
 * ================================================================== */

/* The top (hamburger) navigation bar:
 * ==================================================================
 *
 * For a responsive design, we used the hamburger navigation convention.
 * It will pop-up once the user's screen is narrower than a certain
 * width - as specified in the @media tags at the end of the CSS file.
 * */

/* The wrapper */
#nav-hamburger-wrapper{
    /* Stick to the top */
    position: fixed;
    top: 0;

    /* Make sure `left`, `right`, and `width` values add up to 100% to
     * help keep the navigation bar in center for big screens */
    margin: 0 auto;
    left: 0.5%;
    right: 0.5%;
    width: 99%;
    max-width: 960px; /* same as the `#container` max-width */
    margin: 0 auto;

    /* Prevent sharp edges on the top navigation bar */
    border-radius: 0 0 5px 5px;

    /* Keep link texts center-aligned */
    text-align: center;
    background: #030504;
}

/* By default, hide the hamburger label and check-box */
#nav-hamburger-wrapper label,
#nav-hamburger-input {
    display: none;
    transform: rotate(90deg);
    transition-duration: 0.3s;
}

#nav-hamburger-wrapper input:checked + label {
    color: #ff216e;
    transform: rotate(270deg);
}

/* Horizontal hamburger menu items. Keep the tabs in one line and don't
 * wrap them in narrower screens */
#nav-hamburger-items {
    display: flex;
}

#nav-hamburger-items a {
    padding: 10px;
    /* Set width according to available number of tabs */
    width: 25%; /* 25% = 100% / 4 tabs */
}

/* Button class:
 * ================================================================== */

/* Define a general `button` class, so it can be used randomly inside
 * the webpage contents, and don't just limit it to the top navigation
 * bar.
 *
 * Keep the same style for `:visited` separate the button style from
 * simple link and anchor style */

.button a,
.button a:visited {
    display: inline-block; /* do not wrap text in a anchor */
    padding: 15px 32px;
    text-decoration: none;
    color: #dcdfde;
    transition-duration: 0.2s; /* fade back to normal */
}

.button a:hover {
    color: #ff216e; /* AWESOME */
    background-color: #121413; /* LICORICE */
    text-shadow: 0px 0px 1px #030504; /* RICH BLACK (FOGRA39) */
    transition-duration: 0.5s; /* give the modern minimal animation */
}

/* Inline links - the anchors or <a> tag:
 * ================================================================== */

/* Same style for visited and unvisited links */
a,
a:visited {
    text-decoration: none;
    color: #64030B;
    transition-duration: 0.3s; /* Fade back to normal smoothly */
}

/* Let the user feel they're hovering on a link */
a:hover {
    text-shadow: 0px 0px 1px #fbadce;
    transition-duration: 0.5s; /* Give the modern minimal animation */
}

/* ==================================================================
 * Maneage banner at top of every page:
 * ================================================================== */

.banner {
    width: 100%;
    margin: 0 auto;
    text-align: center;
}

/* Wide banner style. This style will be in place for wide @media
 * screens as specified at the end of this CSS file */
.banner div {
    display: inline-block;

    /* Keep headers aligned in the middle next to Maneage logo */
    vertical-align: middle;
    text-align: left;
}

.banner h1 {
    font-size: 300%;
    text-shadow: 2px 2px 1px rgba(255,255,255,1), 4px 4px 1px rgba(50,50,50,0.25);
}

.banner h2 {
    font-size: 200%;
}

.banner img {
    width: 100%;
    min-width: 170px;
    min-height: 170px;
    max-width: 220px;
    max-height: 220px;

    /* Keep headers aligned in the middle next to Maneage logo */
    vertical-align: middle;
}

/* ==================================================================
 * The sponsors
 * ================================================================== */

.support {
    display: flex;
    flex-flow: row wrap; /* stack horizontally and allow wrapping */
    justify-content: space-around; /* display items with space between */
    align-items: center; /* align the items in middle of container */
    margin: 10px auto;
}

.support img {
    width: 120px;
    height: auto;
}

/* Try to scale the logos for a better look */

#logo-rda img {
    width: 150px;
    height: auto;
}

#logo-mext img {
    width: 200px;
    height: auto;
}

/* ==================================================================
 * Page footer
 * ================================================================== */

/* Looks like a mirror of the header, but it is not fixed. */
footer[role=contentinfo] {
    /* Make sure `left`, `right`, and `width` values add up to 100% to
     * help keep the navigation bar in center for big screens */
    margin: 0 auto;
    max-width: 960px; /* same as the `#container` max-width */
    padding: 5px 15px;

    /* Prevent sharp edges on the bottom navigation bar */
    border-radius: 5px 5px 0 0;

    /* Keep link texts center-aligned */
    text-align: left;
    font-size: small;
    color: #dcdfde;
    background: #030504;
}

/* Put the footer contents in an unordered list */
footer ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

/* Reduce line spacing between <li> in footer */
footer p {
    margin: 0;
    /* Do not use `line-height` attribute. This effects the line
     * wrapping in a bad way. */
}

/* Footer links */
footer a, footer a:visited, footer a:hover {
    /* Use a lighter color because of the dark background */
    color: #ff216e;
}

/* ==================================================================
 * Ensure backward compatibility of HTML5 elements in this website
 * ================================================================== */

article, aside, figcaption, figure, footer, header, hgroup, menu, nav,
section {
    display: block;
}

/* ==================================================================
 * MEDIA SPECIFIC STYLES
 * ================================================================== */

/* 320px and up
 * ================================================================== */

@media only screen and (min-width: 320px) {
}

/* 480px and below
 * ================================================================== */

@media only screen and (max-width: 480px) {

    /* === hamburger navigation === */
    /* Let the navigation fill the entire top for smaller screens */
    #nav-hamburger-wrapper {
        left: 0;
        width: 100%;
    }
    /* Show Hamburger Icon */
    #nav-hamburger-wrapper label {
        display: inline-block;
        padding: 10px;
        color: #fff;
        font-style: normal;
        font-size: 1.2em;
    }

    /* Break down menu items into vertical */
    #nav-hamburger-items a {
        display: block;
        box-sizing: border-box;
        width: 100%;
        border-top: 1px solid #333;
    }

    /* Toggle Show/Hide Menu */
    #nav-hamburger-items {
        display: none;
    }
    #nav-hamburger-wrapper input:checked ~ #nav-hamburger-items {
        display: block;
    }
}

/* 600px and up
 * ================================================================== */

@media only screen and (min-width: 600px) {
}

/* 768px and up
 * ================================================================== */

@media only screen and (max-width: 830px) {
    .banner div {
        /* Break down and center the text as soon as browser width is
         * too small for all the content to fit */
        display: block;
        text-align: center;
    }
}

/* ==================================================================
 * Embeded videos using iframe with fixed aspect ratio
 * ================================================================== */

/* This solution for preserving the 'iframe' aspect ratio was taken
   from here:
   https://stackoverflow.com/questions/25302836/responsive-video-iframes-keeping-aspect-ratio-with-only-css#35153397
   */

/* This element defines the size the iframe will take.  In this
   example we want to have a ratio of 25:14 */
.aspect-ratio {
  position: relative;
  width: 100%;
  height: 0;
  /* The height of the item will now be 56.25% of the width. */
  padding-bottom: 56.25%;
}

/* Adjust the iframe so it's rendered in the outer-width and
   outer-height of it's parent */
.aspect-ratio iframe {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
}