@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600;700&family=Baloo+Bhaina+2:wght@500&display=swap");

:root {
  /* === GLASSMORPHISM THEME VARIABLES === */
  
  /* Modern Color Palette - Vibrant Accent Colors */
  --primary-color: #6366f1;        /* Indigo - Modern primary */
  --primary-hover: #4f46e5;        /* Darker indigo for hover states */
  --secondary-color: #64748b;      /* Slate - Sophisticated secondary */
  --accent-color: #f59e0b;         /* Amber - Vibrant accent */
  --accent-hover: #d97706;          /* Darker amber for hover */
  --success-color: #10b981;         /* Emerald - Modern success */
  --danger-color: #ef4444;          /* Red - Modern danger */
  --warning-color: #f59e0b;         /* Amber - Modern warning */
  --info-color: #06b6d4;            /* Cyan - Modern info */
  
  /* Glassmorphism Background Colors */
  --glass-bg-primary: rgba(255, 255, 255, 0.25);
  --glass-bg-secondary: rgba(255, 255, 255, 0.15);
  --glass-bg-dark: rgba(0, 0, 0, 0.25);
  --glass-bg-accent: rgba(99, 102, 241, 0.2);
  
  /* Glassmorphism Border Colors */
  --glass-border-light: rgba(255, 255, 255, 0.3);
  --glass-border-dark: rgba(0, 0, 0, 0.1);
  --glass-border-accent: rgba(99, 102, 241, 0.3);
  
  /* Glassmorphism Blur Values */
  --blur-sm: 4px;
  --blur-md: 8px;
  --blur-lg: 12px;
  --blur-xl: 16px;
  --blur-2xl: 24px;
  
  /* Glassmorphism Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
  --radius-full: 50%;
  
  /* Glassmorphism Shadows */
  --shadow-glass-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-glass-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-glass-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
  --shadow-glass-xl: 0 16px 64px rgba(0, 0, 0, 0.2);
  
  /* Modern Typography */
  --font-family-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-heading: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-accent: "Baloo Bhaina 2", cursive;
  
  /* Typography Scale */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  
  /* Font Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Spacing Scale */
  --space-xs: 0.25rem;   /* 4px */
  --space-sm: 0.5rem;    /* 8px */
  --space-md: 1rem;      /* 16px */
  --space-lg: 1.5rem;    /* 24px */
  --space-xl: 2rem;      /* 32px */
  --space-2xl: 3rem;     /* 48px */
  --space-3xl: 4rem;     /* 64px */
  
  /* Legacy Variables (for backward compatibility) */
  --light-color: #f8f9fa;
  --dark-color: #1e293b;
  --font-family-sans-serif: var(--font-family-primary);
  --font1: var(--font-family-accent);
}
.navbar-frosted {
    /* Remove the default bootstrap background */
    background: transparent !important;

    /* Make the navbar float slightly from the top */
    top: 16px; 
    margin-left: 2.5%;
    margin-right: 2.5%;
    width: 95%;
    border-radius: var(--radius-lg);

    /* Enhanced Glassmorphism Effect using new variables */
    background: var(--glass-bg-primary) !important;
    -webkit-backdrop-filter: blur(var(--blur-lg));
    backdrop-filter: blur(var(--blur-lg));
    border: 1px solid var(--glass-border-light);
    box-shadow: var(--shadow-glass-md);
}
body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
  background-color: #f8f9fa;
  color: var(--dark-color);
  padding-top: 70px; /* For fixed navbar */
  overflow-x: hidden;
}

a {
  color: var(--primary-color);
  text-decoration: none;
}

a:hover {
  color: var(--primary-hover);
}

.font1 {
  font-family: var(--font1);
}

.btn-theme {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark-color);
}

.btn-theme #moon {
    display: none;
}

/* Navbar */
.navbar {
  transition: all 0.3s;
}

/* Hero Section */
.hero-section {
    padding: 120px 0;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../img/hero-blog.jpg') no-repeat center center/cover;
}

/* Article Card */
.article-card {
    transition: transform 0.3s;
}

.article-card:hover {
    transform: translateY(-10px);
}

/* Footer */
.footer-dark {
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  width: 100vw;
  background-color: var(--dark-color);
  color: var(--light-color);
  padding: 40px 0;
  margin-bottom: -3rem;
  overflow: hidden;
}

.footer-dark h3 {
  color: var(--light-color);
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-lg);
  position: relative;
}

.footer-dark h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--primary-color);
  border-radius: var(--radius-sm);
}

.footer-dark ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-dark ul li {
  margin-bottom: var(--space-sm);
}

.footer-dark ul li a {
  color: var(--light-color);
  opacity: 0.8;
  text-decoration: none;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  transition: all 0.3s ease;
  position: relative;
  padding-left: var(--space-sm);
}

.footer-dark ul li a::before {
  content: '→';
  position: absolute;
  left: 0;
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.3s ease;
  color: var(--primary-color);
}

.footer-dark ul li a:hover {
  opacity: 1;
  color: var(--primary-color);
  padding-left: var(--space-md);
}

.footer-dark ul li a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

.footer-dark .item.text p {
  color: var(--light-color);
  opacity: 0.9;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.footer-dark .item.text h3 a {
  color: var(--primary-color);
  text-decoration: none;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  transition: all 0.3s ease;
}

.footer-dark .item.text h3 a:hover {
  color: var(--primary-hover);
  text-shadow: 0 0 10px rgba(99, 102, 241, 0.3);
}

.footer-dark .social {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.footer-dark .social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--glass-bg-primary);
  backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--glass-border-light);
  border-radius: var(--radius-full);
  color: var(--light-color);
  font-size: var(--font-size-xl);
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-glass-sm);
}

.footer-dark .social a:hover {
  background: var(--glass-bg-accent);
  color: var(--light-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glass-md);
  border-color: var(--glass-border-accent);
}

.footer-dark .copyright {
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--glass-border-light);
  text-align: center;
  opacity: 0.7;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  color: var(--light-color);
}

/* 404 Page */
.page_404{
  padding: 40px 0;
}

.four_zero_four_bg {
  background-image: url(https://cdn.dribbble.com/users/285475/screenshots/2083086/dribbble_1.gif);
  height: 400px;
  background-position: center;
}

.four_zero_four_bg h1 {
  font-size: 80px;
}

.link_404 {
  color: #fff!important;
  padding: 10px 20px;
  background: var(--primary-color);
  margin: 20px 0;
  display: inline-block;
  border-radius: 5px;
}

/* Enhanced Glassmorphism Scrollbar for Webkit browsers */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: rgba(33, 37, 41, 0.3); /* semi-transparent dark track */
  border-radius: 10px;
  backdrop-filter: blur(5px); /* glassy blur */
  -webkit-backdrop-filter: blur(5px);
}

::-webkit-scrollbar-thumb {
  background-color: rgba(255, 255, 255, 0.6); /* semi-transparent primary color */
  border-radius: 10px;
  border: 2px solid rgba(33, 37, 41, 0.3);
  backdrop-filter: blur(5px); /* glassy blur on thumb too */
  -webkit-backdrop-filter: blur(5px);
  transition: background-color 0.3s ease, transform 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
  background-color: rgba(255, 255, 255, 0.8); /* more visible on hover */
  transform: scaleY(1.1);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.6) rgba(33, 37, 41, 0.3);
}



.top-contributor-card {
  border: 3px solid;
  border-image-slice: 1;
  border-width: 3px;
  border-image-source: linear-gradient(45deg, #ff6a00, #ee0979);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}


#articles-row .card-body {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  flex: 1 1 auto; /* allow body to grow so cards are equal height */
}

/* keep the Read More button pinned to bottom when possible */
#articles-row .card-body .btn {
  margin-top: auto;
}

@media (max-width: 767px) {
  #articles-row .card-img-top {
    height: 140px;
  }
}

/* 🌟 Enhanced Glassmorphism Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 100px; /* moved up so it doesn't overlap chatbot */
  right: 40px;
  opacity: 0;
  pointer-events: none;
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: var(--glass-bg-accent);
  backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--glass-border-accent);
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: var(--font-size-xl);
  box-shadow: var(--shadow-glass-lg);
  cursor: pointer;
  z-index: 99999; /* ensures it's above chatbot and footer */
  transition: all 0.3s ease;
}

.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glass-xl);
}
/* === GLASSMORPHISM UTILITY CLASSES === */

/* Glass Card */
.glass-card {
  background: var(--glass-bg-primary);
  backdrop-filter: blur(var(--blur-lg));
  border: 1px solid var(--glass-border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass-md);
  transition: all 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glass-lg);
}

/* Glass Button */
.glass-button {
  background: var(--glass-bg-primary);
  backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--glass-border-light);
  border-radius: var(--radius-md);
  color: var(--primary-color);
  padding: var(--space-sm) var(--space-lg);
  font-weight: var(--font-weight-medium);
  transition: all 0.3s ease;
  cursor: pointer;
}

.glass-button:hover {
  background: var(--glass-bg-accent);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-glass-md);
}

/* Glass Input */
.glass-input {
  background: var(--glass-bg-secondary);
  backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--glass-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  color: var(--dark-color);
  font-family: var(--font-family-primary);
  transition: all 0.3s ease;
}

.glass-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Glass Panel */
.glass-panel {
  background: var(--glass-bg-primary);
  backdrop-filter: blur(var(--blur-xl));
  border: 1px solid var(--glass-border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-glass-lg);
  padding: var(--space-xl);
}

/* Typography Utilities */
.text-heading {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-semibold);
}

.text-accent {
  font-family: var(--font-family-accent);
}

/* Blog Post Page */
.blog-container {
    max-width: 800px;        /* Keep content centered and readable */
    margin: auto;
    padding: var(--space-xl);
    font-size: var(--font-size-base);
    line-height: 1.7;
    font-family: var(--font-family-primary);
}

.blog-container h1,
.blog-container h2,
.blog-container h3,
.blog-container h4 {
    margin-top: var(--space-lg);
    margin-bottom: var(--space-md);
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-semibold);
    line-height: 1.3;
}

.blog-container p {
    margin-bottom: var(--space-md);
}

.blog-container img {
    max-width: 100%;
    height: auto;
    margin: var(--space-md) 0;
    border-radius: var(--radius-md);
}

.blog-container pre,
.blog-container code {
    overflow-x: auto;
    background: var(--glass-bg-secondary);
    backdrop-filter: blur(var(--blur-sm));
    border: 1px solid var(--glass-border-light);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin: var(--space-md) 0;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

/* Responsive adjustments */

/* Tablets */
@media (max-width: 768px) {
    .blog-container {
        padding: var(--space-lg);
        font-size: var(--font-size-sm);
    }

    .blog-container h1 {
        font-size: var(--font-size-3xl);
    }

    .blog-container h2 {
        font-size: var(--font-size-2xl);
    }
}

/* Mobiles */
@media (max-width: 480px) {
    .blog-container {
        padding: var(--space-md);
        font-size: var(--font-size-xs);
    }

    .blog-container h1 {
        font-size: var(--font-size-2xl);
    }

    .blog-container h2 {
        font-size: var(--font-size-xl);
    }

    .blog-container h3 {
        font-size: var(--font-size-lg);
    }

    .blog-container p {
        margin-bottom: var(--space-sm);
    }

.top-contributor-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.top-contributor-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: linear-gradient(45deg, #ff6a00, #ee0979);
  color: white;
  padding: 5px 10px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: bold;
}

.top-contributor-card img {
  width: 140px;
  height: 140px;
  margin: 0 auto;
}