:root {
  --primary-color: #6366f1;
  --secondary-color: #a855f7;
  --bg-dark: #0f172a;
  --bg-card: rgba(30, 41, 59, 0.7);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
  scroll-behavior: smooth;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

@keyframes glow {
  0% { box-shadow: 0 0 5px rgba(99, 102, 241, 0.2); }
  50% { box-shadow: 0 0 20px rgba(99, 102, 241, 0.4); }
  100% { box-shadow: 0 0 5px rgba(99, 102, 241, 0.2); }
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
  scroll-behavior: smooth;
}

/* Background Animation */
.bg-blobs {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}

.blob {
  position: absolute;
  width: 400px;
  height: 400px;
  background: var(--primary-color);
  filter: blur(100px);
  border-radius: 50%;
  opacity: 0.15;
  animation: move 20s infinite alternate;
}

.blob-1 { top: -100px; left: -100px; background: var(--primary-color); }
.blob-2 { bottom: -100px; right: -100px; background: var(--secondary-color); animation-delay: -5s; }

@keyframes move {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(100px, 100px) scale(1.2); }
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1.5rem 0;
  z-index: 100;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  transition: color 0.3s;
}

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

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: linear-gradient(rgba(15, 23, 42, 0.8), rgba(15, 23, 42, 0.8)), url('bg.png');
  background-size: cover;
  background-position: center;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 1rem;
  font-weight: 900;
}

.hero p {
  font-size: 1.5rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 2rem;
}

.btn {
  padding: 0.8rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.3s, box-shadow 0.3s;
  display: inline-block;
}

.btn-primary {
  background: var(--accent-gradient);
  color: white;
  box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(99, 102, 241, 0.4);
}

/* Sections */
section {
  padding: 100px 0;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
}

/* Experience Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  padding: 2rem;
  border-radius: 20px;
  backdrop-filter: blur(5px);
  transition: transform 0.3s, border-color 0.3s;
  margin-bottom: 1.5rem;
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
}

/* Skills Grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
}

.skill-tag {
  background: var(--glass-bg);
  padding: 0.8rem 1.2rem;
  border-radius: 12px;
  text-align: center;
  font-weight: 500;
  border: 1px solid var(--glass-border);
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  display: flex;
  flex-direction: column;
  position: relative;
}

.project-card:hover {
  transform: translateY(-12px) scale(1.02);
  border-color: var(--primary-color);
  box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.5);
}

.project-img {
  width: 100%;
  height: 220px;
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--glass-border);
  transition: transform 0.6s ease;
}

.project-card:hover .project-img {
  transform: scale(1.1);
}

.project-content {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.project-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: auto;
  padding-top: 1.5rem;
}

.project-tag {
  font-size: 0.75rem;
  background: rgba(99, 102, 241, 0.1);
  padding: 0.4rem 0.8rem;
  border-radius: 50px;
  border: 1px solid rgba(99, 102, 241, 0.2);
  color: var(--primary-color);
  font-weight: 600;
}

/* Footer */
footer {
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid var(--glass-border);
  color: var(--text-muted);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 768px) {
  .hero h1 { font-size: 2.5rem; }
  .nav-links { display: none; }
}