From 9f1e42d5253bb58f2543cbc93a1ef4b128849f9f Mon Sep 17 00:00:00 2001
From: Valentin Popov <info@valentineus.link>
Date: Sun, 24 Mar 2019 19:46:33 +0400
Subject: Add an animation menu on the only CSS

Signed-off-by: Valentin Popov <info@valentineus.link>
---
 _includes/navbar.html             | 35 +++++---------
 _scss/components/_navigation.scss | 99 +++++++++++++++++++++++++++++----------
 2 files changed, 87 insertions(+), 47 deletions(-)

diff --git a/_includes/navbar.html b/_includes/navbar.html
index acf5e0c..bac694d 100644
--- a/_includes/navbar.html
+++ b/_includes/navbar.html
@@ -1,26 +1,15 @@
 {% assign pages = site.pages | where: "show", true %}
 
-<nav role="navigation">
-    <ul class="nav-pills">
-        {% unless page.url == "/index.html" %}
-            <li role="presentation">
-                <strong>
-                    <a class="nav-link" href="/">Home</a>
-                </strong>
-            </li>
-        {% endunless %}
+<div class="navigation-container">
+    <input id="toggle-button" class="toggle-button" type="checkbox" />
 
-        <!-- Right side -->
-        <ul class="nav-pills nav-right">
-            {% for page in pages %}
-                <li role="presentation">
-                    <strong>
-                        <a class="nav-link" href="{{ page.url | strip_newlines | strip_html | strip | normalize_whitespace | relative_url | uri_escape }}">
-                            {{ page.title | strip_newlines | strip_html | strip | normalize_whitespace | smartify | xml_escape }}
-                        </a>
-                    </strong>
-                </li>
-            {% endfor %}
-        </ul>
-    </ul>
-</nav>
+    <label class="toggle-label" for="toggle-button">
+        <span></span>
+        <span></span>
+        <span></span>
+    </label>
+
+    <nav class="navigation" role="navigation">
+        <ul class="navigation-pills"></ul>
+    </nav>
+</div>
diff --git a/_scss/components/_navigation.scss b/_scss/components/_navigation.scss
index 749a03e..19d37f2 100644
--- a/_scss/components/_navigation.scss
+++ b/_scss/components/_navigation.scss
@@ -1,36 +1,87 @@
-.nav-pills {
-  list-style-type: none;
-  margin: 0;
-  overflow: hidden;
+.navigation-container {
+  background: $color-bg;
+  border-left: 1px solid $color-bg-alt;
+  border-right: 1px solid $color-bg-alt;
+  height: 100px;
+  left: 0;
+  margin: auto;
+  max-width: 52em;
   padding: 0;
-  text-align: center;
+  position: fixed;
+  right: 0;
+  top: 0;
+  width: 100%;
+}
+
+.toggle-button {
+  display: none;
 
-  li {
-    float: left;
-    padding: .5em;
+  &:checked ~ .navigation {
+    transform: none;
+    transition: all .1s;
   }
-}
 
-.nav-link {
-  text-align: center;
-  text-decoration: none;
-  text-transform: uppercase;
+  &:checked ~ .toggle-label {
+    span {
+      opacity: 0;
+      top: 50%;
+    }
 
-  &:active,
-  &:focus,
-  &:hover {
-    border: 0;
-    text-decoration: none;
+    span:first-child {
+      opacity: 1;
+      transform: rotate(405deg);
+    }
+
+    span:last-child {
+      opacity: 1;
+      transform: rotate(-405deg);
+    }
   }
 }
 
-.nav-right {
+.toggle-label {
   float: right;
-}
+  height: 20px;
+  position: relative;
+  right: 40px;
+  top: 40px;
+  width: 15px;
+
+  &:hover {
+    cursor: pointer;
+  }
+
+  span {
+    background: $color-text;
+    height: 2px;
+    position: absolute;
+    top: 50%;
+    width: 100%;
+
+    &:first-child {
+      top: 3px;
+    }
 
-@media (max-width: 382px) {
-  .nav-right,
-  .nav-pills li {
-    float: none;
+    &:last-child {
+      top: 16px;
+    }
   }
 }
+
+.navigation {
+  background: $color-bg;
+  border-left: 1px solid $color-bg-alt;
+  border-right: 1px solid $color-bg-alt;
+  height: 100%;
+  left: 0;
+  margin: auto;
+  max-width: 52em;
+  padding: 0;
+  position: fixed;
+  right: 0;
+  top: 100px;
+  transform: scale(.1, 0);
+  transform-origin: 100% 0%;
+  transition: none;
+  width: 100%;
+}
-- 
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