@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

:root {
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --text-primary: #f3f4f6;
    --text-secondary: #d1d5db;
    --accent-color: #4ade80;
    --border-color: #374151;
    --card-bg: #1f2937;
    --shadow-color: rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
    font-family: 'Poppins', sans-serif;
    /* font-family:'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif */
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

header {
    background-color: var(--bg-secondary);
    width: 100%;
    position: fixed;
    z-index: 900;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 200px;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.logo {
    text-transform: uppercase;
    text-decoration: none;
    font-size: 1.6em;
    color: var(--text-primary);
    font-weight: 700;
    cursor: pointer;
    transition: 0.5s ease;
}
.logo:hover {
    transform: scale(1.1);
    color: var(--accent-color);
}
.navbar a {
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.2em;
    font-weight: 500;
    /* padding-left: 30px; */
    margin-left: 30px;
    transition: 0.3s ease;
    border-bottom: 3px solid transparent;
}
nav a:hover,
nav a.active {
    color: var(--accent-color);
    border-bottom: 3px solid var(--accent-color);
}
section {
    padding: 100px 200px;
}
.home-img {
    width: 100%;
    min-height: 100vh;
    /* display: flex; */
    /* align-items: center; */
    background-image: url(images/download-min.gif);
    background-size: cover;
    background-position: bottom;
    background-attachment: fixed;
    z-index: -1;
    filter: blur(9px) brightness(0.7);
    position: absolute;
    top: 0;
    left: 0;
}
.content {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    height: 100vh;
    color: var(--text-primary);
    font-size: 1.4em;
}
.git-icon {
font-size: 2em;
}
.git-icon a i {
    color: var(--text-primary) !important;
    transition: color 0.3s ease;
}
.git-icon a:hover i {
    color: var(--accent-color) !important;
}
div h3 span {
    font-size: 1.5em;
    color: var(--accent-color);
}

.ui-btn {
    margin-top: 10px;
    margin-bottom: 10px;
    --btn-default-bg: var(--bg-secondary);
    --btn-padding: 15px 20px;
    --btn-hover-bg: var(--bg-primary);
    --btn-transition: 0.3s;
    --btn-letter-spacing: 0.1rem;
    --btn-animation-duration: 1.2s;
    --btn-shadow-color: var(--shadow-color);
    --btn-shadow: 0 4px 12px 0 var(--btn-shadow-color);
    --hover-btn-color: var(--accent-color);
    --default-btn-color: var(--text-primary);
    --font-size: 16px;
    /* 👆 this field should not be empty */
    --font-weight: 600;
    --font-family: Menlo, Roboto Mono, monospace;
    /* 👆 this field should not be empty */
  }
  
  /* button settings 👆 */
  
  .ui-btn {
    box-sizing: border-box;
    padding: var(--btn-padding);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--default-btn-color);
    font: var(--font-weight) var(--font-size) var(--font-family);
    background: var(--btn-default-bg);
    border: none;
    cursor: pointer;
    transition: var(--btn-transition);
    overflow: hidden;
    box-shadow: var(--btn-shadow);
  }
  
  .ui-btn a {
    letter-spacing: var(--btn-letter-spacing);
    transition: var(--btn-transition);
    box-sizing: border-box;
    position: relative;
    background: inherit;
  }
  
  .ui-btn a::before {
    box-sizing: border-box;
    position: absolute;
    content: "";
    background: inherit;
  }
  
  .ui-btn:hover,
  .ui-btn:focus {
    background: var(--btn-hover-bg);
  }
  
  .ui-btn:hover a,
  .ui-btn:focus a {
    color: var(--hover-btn-color);
  }
  
  .ui-btn:hover a::before,
  .ui-btn:focus a::before {
    animation: chitchat linear both var(--btn-animation-duration);
  }
  
  @keyframes chitchat {
    0% {
      content: "#";
    }
  
    5% {
      content: ".";
    }
  
    10% {
      content: "^{";
    }
  
    15% {
      content: "-!";
    }
  
    20% {
      content: "#$_";
    }
  
    25% {
      content: "№:0";
    }
  
    30% {
      content: "#{+.";}35%{content: "@}-?";
    }
  
    40% {
      content: "?{4@%";
    }
  
    45% {
      content: "=.,^!";
    }
  
    50% {
      content: "?2@%";
    }
  
    55% {
      content: "\;1}]";
    }
  
    60% {
      content: "?{%:%";
      right: 0;
    }
  
    65% {
      content: "|{f[4";
      right: 0;
    }
  
    70% {
      content: "{4%0%";
      right: 0;
    }
  
    75% {
      content: "'1_0<";
      right: 0;
    }
  
    80% {
      content: "{0%";
      right: 0;
    }
  
    85% {
      content: "]>'";
      right: 0;
    }
  
    90% {
      content: "4";
      right: 0;
    }
  
    95% {
      content: "2";
      right: 0;
    }
  
    100% {
      content: "";
      right: 0;
    }
  }
  /* article {
    display: grid;
    grid-template-columns: 1fr minmax(0,8.5in) 1fr;
    height: 100vh;
}
article *{
    grid-column: 2/3; */
button a {
    text-decoration: none;
    color: #fff;
    /* font-size: 1.2em; */
}

.roadmap {
    padding: 100px 200px;
    background-color: var(--bg-primary);
    min-height: 100vh;
    max-width: 1200px;
    margin: 0 auto;
}

.article-header {
    text-align: center;
    margin-bottom: 60px;
}

.article-header h2 {
    color: var(--text-primary);
    font-size: 3em;
    margin-bottom: 20px;
}

.article-intro {
    color: var(--text-secondary);
    font-size: 1.2em;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

.article-content {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.roadmap-section {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 24px var(--shadow-color);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.roadmap-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent-color);
    opacity: 0.7;
}

.roadmap-section h3 {
    color: var(--text-primary);
    font-size: 2em;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--accent-color);
}

.roadmap-section p {
    color: var(--text-secondary);
    font-size: 1.3em;
    margin-bottom: 30px;
    line-height: 1.6;
}

.topic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.single-topic {
    grid-template-columns: 1fr;
    max-width: 800px;
    margin: 0 auto;
}

.topic-item {
    background: var(--bg-primary);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.topic-item h4 {
    color: var(--text-primary);
    font-size: 1.5em;
    font-weight: 600;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--accent-color);
    letter-spacing: 0.5px;
}

.topic-item.featured {
    padding: 40px;
    background: var(--bg-secondary);
    border: 2px solid var(--accent-color);
    box-shadow: 0 8px 24px var(--shadow-color);
}

.topic-item.featured h4 {
    font-size: 1.8em;
    color: var(--accent-color);
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--accent-color);
    font-weight: 700;
}

.resources {
    margin-top: 20px;
    padding-left: 20px;
    border-left: 2px solid var(--border-color);
}

.resources a {
    display: block;
    color: var(--accent-color);
    text-decoration: none;
    font-size: 1.1em;
    margin: 12px 0;
    transition: all 0.3s ease;
    padding: 8px 0;
    position: relative;
    padding-left: 25px;
    line-height: 1.5;
}

.resources a:hover {
    color: var(--text-primary);
    transform: translateX(5px);
}

.resources a::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-size: 1.4em;
    transition: transform 0.3s ease;
}

.resources a:hover::before {
    transform: translateX(3px);
    color: var(--text-primary);
}

.topic-item.featured .resources {
    margin-top: 30px;
    padding-left: 25px;
    border-left: 3px solid var(--accent-color);
}

.topic-item.featured .resources a {
    font-size: 1.2em;
    margin: 15px 0;
    padding: 10px 0;
}

.topic-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px var(--shadow-color);
}

.topic-item.featured:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 12px 24px var(--shadow-color);
}

.dark-mode-toggle {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.2em;
    cursor: pointer;
    padding: 5px;
    margin-left: 20px;
    transition: transform 0.3s ease;
}

.dark-mode-toggle:hover {
    transform: scale(1.1);
}

@media (max-width: 768px) {
    header {
        padding: 10px 20px;
    }
    
    .roadmap {
        padding: 50px 20px;
    }
    
    .article-header h2 {
        font-size: 2.5em;
    }
    
    .article-intro {
        font-size: 1.1em;
    }
    
    .roadmap-section {
        padding: 25px;
    }
    
    .roadmap-section h3 {
        font-size: 1.8em;
    }
    
    .topic-grid {
        grid-template-columns: 1fr;
    }
    
    .topic-item {
        padding: 25px;
    }
    
    .topic-item h4 {
        font-size: 1.3em;
    }
    
    .topic-item.featured {
        padding: 30px;
    }
    
    .topic-item.featured h4 {
        font-size: 1.5em;
    }
    
    .resources a {
        font-size: 1em;
    }
    
    .topic-item.featured .resources a {
        font-size: 1.1em;
    }
}