@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Share+Tech+Mono&display=swap');

 * {
   margin: 0;
   padding: 0;
   box-sizing: border-box;
 }

 body {
   font-family: 'Orbitron', monospace;
   background: #0a0a0a;
   color: #00ff88;
   overflow-x: hidden;
   position: relative;
 }

 /* Animated background */
 body::before {
   content: '';
   position: fixed;
   top: 0;
   left: 0;
   width: 100%;
   height: 100%;
   background:
     radial-gradient(circle at 20% 50%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
     radial-gradient(circle at 80% 20%, rgba(0, 162, 255, 0.1) 0%, transparent 50%),
     radial-gradient(circle at 40% 80%, rgba(255, 0, 136, 0.1) 0%, transparent 50%);
   animation: backgroundShift 20s ease-in-out infinite;
   z-index: -1;
 }

 @keyframes backgroundShift {

   0%,
   100% {
     transform: translateX(0) translateY(0);
   }

   33% {
     transform: translateX(-20px) translateY(-20px);
   }

   66% {
     transform: translateX(20px) translateY(20px);
   }
 }

 /* Matrix rain effect */
 .matrix-bg {
   position: fixed;
   top: 0;
   left: 0;
   width: 100%;
   height: 100%;
   pointer-events: none;
   z-index: -1;
   opacity: 0.25;
 }

 .matrix-column {
   position: absolute;
   font-family: 'Share Tech Mono', monospace;
   font-size: 14px;
   color: #00ff88;
   animation: matrixRain 3s linear infinite;
 }

 @keyframes matrixRain {
   0% {
     transform: translateY(-100vh);
     opacity: 1;
   }

   100% {
     transform: translateY(100vh);
     opacity: 0;
   }
 }

 /* Container */
 .container {
   max-width: 1200px;
   margin: 0 auto;
   padding: 20px;
   position: relative;
   z-index: 1;
 }

 /* Return Button */
 .return-button {
   position: fixed;
   top: 20px;
   left: 20px;
   background: rgba(16, 16, 16, 0.9);
   border: 2px solid #00ff88;
   border-radius: 8px;
   padding: 12px 20px;
   color: #00ff88;
   text-decoration: none;
   font-family: 'Orbitron', monospace;
   font-weight: 600;
   font-size: 0.9em;
   text-transform: uppercase;
   letter-spacing: 1px;
   transition: all 0.3s ease;
   z-index: 1000;
   backdrop-filter: blur(10px);
   box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
   display: flex;
   align-items: center;
   gap: 8px;
 }

 .return-button::before {
   content: '←';
   font-size: 1.2em;
   transition: transform 0.3s ease;
 }

 .return-button:hover {
   background: rgba(0, 255, 136, 0.1);
   border-color: #00ffaa;
   color: #00ffaa;
   box-shadow: 0 0 25px rgba(0, 255, 136, 0.5);
   transform: translateX(-3px);
 }

 .return-button:hover::before {
   transform: translateX(-3px);
 }

 .return-button:active {
   transform: translateX(-1px);
   box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
 }

 /* Header */
 .header {
   text-align: center;
   margin-bottom: 50px;
   position: relative;
 }

 .profile-img {
   width: 150px;
   height: 150px;
   border-radius: 50%;
   border: 3px solid #00ff88;
   box-shadow:
     0 0 30px rgba(0, 255, 136, 0.5),
     inset 0 0 30px rgba(0, 255, 136, 0.1);
   margin: 0 auto 20px;
   background: linear-gradient(45deg, #1a1a1a, #2a2a2a);
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 3em;
   animation: pulse 2s ease-in-out infinite;
 }

 @keyframes pulse {

   0%,
   100% {
     box-shadow: 0 0 30px rgba(0, 255, 136, 0.5), inset 0 0 30px rgba(0, 255, 136, 0.1);
   }

   50% {
     box-shadow: 0 0 50px rgba(0, 255, 136, 0.8), inset 0 0 50px rgba(0, 255, 136, 0.2);
   }
 }

 .name {
   font-size: 3.5em;
   font-weight: 900;
   text-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
   margin-bottom: 10px;
   animation: glow 3s ease-in-out infinite alternate;
 }

 @keyframes glow {
   from {
     text-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
   }

   to {
     text-shadow: 0 0 30px rgba(0, 255, 136, 1), 0 0 40px rgba(0, 255, 136, 0.8);
   }
 }

 .title {
   font-size: 1.8em;
   color: #00a2ff;
   text-shadow: 0 0 10px rgba(0, 162, 255, 0.8);
   margin-bottom: 20px;
 }

 .typing-text {
   font-family: 'Share Tech Mono', monospace;
   font-size: 1.2em;
   color: #ff0088;
   border-right: 2px solid #ff0088;
   animation: typing 4s steps(40) infinite, blink 1s infinite;
   white-space: nowrap;
   overflow: hidden;
 }

 @keyframes typing {

   0%,
   90%,
   100% {
     width: 0;
   }

   30%,
   60% {
     width: 100%;
   }
 }

 @keyframes blink {

   0%,
   50% {
     border-color: transparent;
   }

   51%,
   100% {
     border-color: #ff0088;
   }
 }

 /* Stats Grid */
 .stats-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
   gap: 30px;
   margin-bottom: 50px;
 }

 .stat-card {
   background: rgba(16, 16, 16, 0.8);
   border: 1px solid #00ff88;
   border-radius: 15px;
   padding: 30px;
   text-align: center;
   position: relative;
   overflow: hidden;
   transition: all 0.3s ease;
   backdrop-filter: blur(10px);
 }

 .stat-card::before {
   content: '';
   position: absolute;
   top: 0;
   left: -100%;
   width: 100%;
   height: 100%;
   background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.2), transparent);
   transition: left 0.5s ease;
 }

 .stat-card:hover::before {
   left: 100%;
 }

 .stat-card:hover {
   transform: translateY(-10px);
   box-shadow: 0 20px 40px rgba(0, 255, 136, 0.3);
 }

 .stat-number {
   font-size: 3em;
   font-weight: 900;
   color: #00ff88;
   text-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
   margin-bottom: 10px;
   counter-reset: num var(--num);
 }

 .stat-label {
   font-size: 1.1em;
   color: #00a2ff;
   text-transform: uppercase;
   letter-spacing: 2px;
 }

 /* Skills Section */
 .section {
   margin-bottom: 50px;
 }

 .section-title {
   font-size: 2.5em;
   font-weight: 700;
   text-align: center;
   margin-bottom: 30px;
   position: relative;
   color: #00ff88;
   text-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
 }

 .section-title::after {
   content: '';
   position: absolute;
   bottom: -10px;
   left: 50%;
   transform: translateX(-50%);
   width: 100px;
   height: 2px;
   background: linear-gradient(90deg, transparent, #00ff88, transparent);
   box-shadow: 0 0 10px rgba(0, 255, 136, 0.8);
 }

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

 .skill-category {
   background: rgba(16, 16, 16, 0.8);
   border: 1px solid #00a2ff;
   border-radius: 15px;
   padding: 30px;
   backdrop-filter: blur(10px);
 }

 .skill-category h3 {
   color: #00a2ff;
   font-size: 1.5em;
   margin-bottom: 20px;
   text-align: center;
   text-shadow: 0 0 10px rgba(0, 162, 255, 0.8);
 }

 .skill-item {
   margin-bottom: 20px;
 }

 .skill-name {
   display: flex;
   justify-content: space-between;
   margin-bottom: 5px;
   font-weight: 600;
 }

 .skill-level {
   color: #ff0088;
   text-shadow: 0 0 10px rgba(255, 0, 136, 0.8);
 }

 .skill-bar {
   height: 8px;
   background: rgba(255, 255, 255, 0.1);
   border-radius: 4px;
   overflow: hidden;
   position: relative;
 }

 .skill-progress {
   height: 100%;
   background: linear-gradient(90deg, #00ff88, #00a2ff);
   border-radius: 4px;
   position: relative;
   animation: loadSkill 2s ease-out;
   box-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
 }

 @keyframes loadSkill {
   from {
     width: 0;
   }
 }

 .skill-progress::after {
   content: '';
   position: absolute;
   top: 0;
   left: 0;
   right: 0;
   bottom: 0;
   background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
   animation: shimmer 2s infinite;
 }

 @keyframes shimmer {
   0% {
     transform: translateX(-100%);
   }

   100% {
     transform: translateX(100%);
   }
 }

 /* Certifications */
 .cert-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
   gap: 25px;
 }

 .cert-card {
   background: rgba(16, 16, 16, 0.9);
   border: 1px solid #ff0088;
   border-radius: 12px;
   padding: 25px;
   transition: all 0.3s ease;
   position: relative;
   overflow: hidden;
 }

 .cert-card::before {
   content: '';
   position: absolute;
   top: 0;
   left: 0;
   right: 0;
   height: 3px;
   background: linear-gradient(90deg, #ff0088, #00ff88, #00a2ff);
   animation: rgbShift 3s linear infinite;
 }

 @keyframes rgbShift {
   0% {
     background-position: 0% 50%;
   }

   100% {
     background-position: 100% 50%;
   }
 }

 .cert-card:hover {
   transform: translateY(-5px);
   box-shadow: 0 15px 30px rgba(255, 0, 136, 0.3);
 }

 .cert-name {
   color: #00ff88;
   font-size: 1.3em;
   font-weight: 700;
   margin-bottom: 10px;
 }

 .cert-issuer {
   color: #00a2ff;
   font-size: 1.1em;
   margin-bottom: 8px;
 }

 .cert-date {
   color: #ff0088;
   font-size: 0.9em;
   font-family: 'Share Tech Mono', monospace;
 }

 /* Terminal-style footer */
 .terminal {
   background: #000;
   border: 1px solid #00ff88;
   border-radius: 10px;
   padding: 20px;
   font-family: 'Share Tech Mono', monospace;
   margin-top: 50px;
   box-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
 }

 .terminal-header {
   color: #00ff88;
   margin-bottom: 10px;
 }

 .terminal-content {
   color: #fff;
   line-height: 1.6;
 }

 .command {
   color: #00a2ff;
 }

 .output {
   color: #00ff88;
 }

 /* Responsive */
 @media (max-width: 768px) {
   .name {
     font-size: 2.5em;
   }

   .title {
     font-size: 1.4em;
   }

   .stats-grid {
     grid-template-columns: 1fr;
   }

   .skills-grid {
     grid-template-columns: 1fr;
   }

   .cert-grid {
     grid-template-columns: 1fr;
   }
 }


 /* Competition Section */
 .competition-card {
   background: rgba(16, 16, 16, 0.9);
   border: 2px solid #ff6b35;
   border-radius: 15px;
   padding: 30px;
   margin-bottom: 50px;
   cursor: pointer;
   transition: all 0.3s ease;
   position: relative;
   overflow: hidden;
 }

 .competition-card::before {
   content: '';
   position: absolute;
   top: 0;
   left: 0;
   right: 0;
   height: 4px;
   background: linear-gradient(90deg, #ff6b35, #f7931e, #ffdc00);
   animation: competitionGlow 2s ease-in-out infinite alternate;
 }

 @keyframes competitionGlow {
   0% {
     box-shadow: 0 0 5px rgba(255, 107, 53, 0.5);
   }

   100% {
     box-shadow: 0 0 20px rgba(255, 107, 53, 0.8);
   }
 }

 .competition-card:hover {
   transform: translateY(-5px);
   box-shadow: 0 15px 30px rgba(255, 107, 53, 0.4);
   border-color: #ffdc00;
 }

 .competition-header {
   display: flex;
   justify-content: space-between;
   align-items: center;
   margin-bottom: 20px;
 }

 .competition-title {
   font-size: 2em;
   font-weight: 700;
   color: #ff6b35;
   text-shadow: 0 0 15px rgba(255, 107, 53, 0.8);
 }

 .competition-total {
   font-size: 3em;
   font-weight: 900;
   color: #ffdc00;
   text-shadow: 0 0 20px rgba(255, 220, 0, 0.8);
 }

 .competition-expand-hint-leetcode,
 .competition-expand-hint-tryhackme,
 .competition-expand-hint-hackerverse {
   color: #ff6b35;
   font-size: 0.9em;
   text-align: center;
   margin-top: 10px;
   opacity: 0.8;
   animation: pulse-hint 2s ease-in-out infinite;
 }

 @keyframes pulse-hint {

   0%,
   100% {
     opacity: 0.8;
   }

   50% {
     opacity: 0.4;
   }
 }

 .competition-details-leetcode,
 .competition-details-tryhackme,
 .competition-details-hackerverse {
   max-height: 0;
   overflow: hidden;
   transition: max-height 0.5s ease, opacity 0.3s ease;
   opacity: 0;
 }

 .competition-details-leetcode.expanded,
 .competition-details-tryhackme.expanded,
 .competition-details-hackerverse.expanded {
   max-height: 550px;
   opacity: 1;
 }

 .difficulty-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
   gap: 20px;
   margin-top: 20px;
 }

 .difficulty-item {
   background: rgba(0, 0, 0, 0.5);
   border-radius: 10px;
   padding: 20px;
   text-align: center;
   position: relative;
   border: 1px solid transparent;
   transition: all 0.3s ease;
 }

 .difficulty-item.easy {
   border-color: #00ff88;
   box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
 }

 .difficulty-item.medium {
   border-color: #ffdc00;
   box-shadow: 0 0 10px rgba(255, 220, 0, 0.3);
 }

 .difficulty-item.hard {
   border-color: #ff0088;
   box-shadow: 0 0 10px rgba(255, 0, 136, 0.3);
 }

 .difficulty-item:hover {
   transform: translateY(-3px);
 }

 .difficulty-item.easy:hover {
   box-shadow: 0 5px 20px rgba(0, 255, 136, 0.5);
 }

 .difficulty-item.medium:hover {
   box-shadow: 0 5px 20px rgba(255, 220, 0, 0.5);
 }

 .difficulty-item.hard:hover {
   box-shadow: 0 5px 20px rgba(255, 0, 136, 0.5);
 }

 .difficulty-label {
   font-size: 1.1em;
   font-weight: 600;
   margin-bottom: 10px;
   text-transform: uppercase;
   letter-spacing: 1px;
 }

 .difficulty-item.easy .difficulty-label {
   color: #00ff88;
   text-shadow: 0 0 10px rgba(0, 255, 136, 0.8);
 }

 .difficulty-item.medium .difficulty-label {
   color: #ffdc00;
   text-shadow: 0 0 10px rgba(255, 220, 0, 0.8);
 }

 .difficulty-item.hard .difficulty-label {
   color: #ff0088;
   text-shadow: 0 0 10px rgba(255, 0, 136, 0.8);
 }

 .difficulty-count {
   font-size: 2.5em;
   font-weight: 900;
   margin-bottom: 5px;
 }

 .difficulty-item.easy .difficulty-count {
   color: #00ff88;
 }

 .difficulty-item.medium .difficulty-count {
   color: #ffdc00;
 }

 .difficulty-item.hard .difficulty-count {
   color: #ff0088;
 }

 .difficulty-percentage {
   font-size: 0.9em;
   opacity: 0.8;
   font-family: 'Share Tech Mono', monospace;
 }