/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-black: #000000;
  --secondary-black: #1a1a1a;
  --tertiary-black: #2d2d2d;
  --primary-white: #ffffff;
  --secondary-white: #f8f8f8;
  --gray-light: #e5e5e5;
  --gray-medium: #999999;
  --gray-dark: #666666;
  --shadow-light: rgba(0, 0, 0, 0.05);
  --shadow-medium: rgba(0, 0, 0, 0.1);
  --shadow-dark: rgba(0, 0, 0, 0.15);
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --background : #fff;
  --text : #222;
}

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  color: var(--primary-black);
  background: var(--primary-white);
  font-weight: 400;
  overflow-x: hidden;
}

.container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.portfolio-wrapper {
  width: 100%;
  max-width: 670px;
  margin: 0 auto;
  animation: fadeInUp 0.8s ease-out;
}

/* Hero Section */
.hero-section {
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
}

.avatar-container {
  position: relative;
  display: inline-block;
  margin-bottom: 2rem;
}

.avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--primary-white);
  box-shadow: 0 10px 30px var(--shadow-medium);
  transition: var(--transition);
  position: relative;
  z-index: 2;
  animation: avatar-filter 1s infinite alternate;
}

.avatar-ring {
  position: absolute;
  top: -8px;
  left: -8px;
  right: -8px;
  bottom: -8px;
  border-radius: 50%;
  background: linear-gradient(45deg, var(--primary-black), var(--gray-dark));
  z-index: 1;
  opacity: 0;
  transition: var(--transition);
}

.avatar-container:hover .avatar {
  transform: scale(1.05);
  animation-play-state: paused;
}

.avatar-container:hover .avatar-ring {
  opacity: 1;
  animation: rotate 3s linear infinite;
}

.name {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--primary-black), var(--gray-dark));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: slideInLeft 0.8s ease-out 0.2s both;
}

.role {
  font-size: 1.1rem;
  color: var(--gray-dark);
  font-weight: 500;
  margin-bottom: 1.5rem;
  animation: slideInRight 0.8s ease-out 0.4s both;
}

.intro {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--gray-dark);
  max-width: 500px;
  margin: 0 auto;
  font-weight: 400;
  animation: fadeIn 0.8s ease-out 0.6s both;
}

/* Section Styles */
.section {
  margin-bottom: 3.5rem;
  animation: fadeInUp 0.8s ease-out;
}

.section-title {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 2rem;
  text-align: left;
  position: relative;
  color: var(--primary-black);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 8.5%;
  transform: translateX(-50%);
  width: 15%;
  height: 2px;
  background: var(--primary-black);
  border-radius: 2px;
}

/* Projects Grid */
.projects-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

.project-card {
  background: var(--primary-white);
  border: 1px solid var(--gray-light);
  border-radius: var(--border-radius);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

/* .project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-black), var(--gray-dark));
  transform: scaleX(0);
  transition: var(--transition);
} */

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px var(--shadow-medium);
  border-color: var(--gray-medium);
}

/* .project-card:hover::before {
   transform: scaleX(1);
} */

.project-header {
  margin-bottom: 1rem;
}

.project-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary-black);
  margin-bottom: 0.5rem;
}

.project-description {
  color: var(--gray-dark);
  line-height: 1.6;
  font-weight: 400;
}

/* Skills Container */
.skills-container {
  display: flex;
  align-items: start;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: left;
}

.skill-tag {
  background: var(--secondary-white);
  border: 1px solid var(--gray-light);
  color: var(--primary-black);
  padding: 0.75rem 1.25rem;
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  cursor: default;
}

.skill-tag:hover {
  background: var(--primary-black);
  color: var(--primary-white);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px var(--shadow-medium);
}

/* Contact Container */
.contact-container {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  min-width: 120px;
}

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

.contact-btn:hover::before {
  left: 100%;
}

.contact-btn.primary {
  background: var(--primary-black);
  color: var(--primary-white);
  border: 2px solid var(--primary-black);
}

.contact-btn.primary:hover {
  background: var(--secondary-black);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-dark);
}

.contact-btn.secondary {
  background: var(--primary-white);
  color: var(--primary-black);
  border: 2px solid var(--gray-light);
}

.contact-btn.secondary:hover {
  background: var(--secondary-white);
  border-color: var(--primary-black);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

/* Footer */
.footer {
  text-align: center;
  padding-top: 2rem;
  margin-top: 3rem;
  border-top: 1px solid var(--gray-light);
}

.footer-content {
  color: var(--gray-medium);
  font-size: 0.9rem;
  font-weight: 400;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes avatar-filter{
  0% {filter: grayscale(100%) contrast(1);}
  100% {filter: grayscale(0%) contrast(1.2);}
}

/* Responsive Design */
@media (max-width: 1200px) {
  .portfolio-wrapper {
    max-width: 70%;
  }
}

@media (max-width: 968px) {
  .portfolio-wrapper {
    max-width: 80%;
  }
  
  .name {
    font-size: 2.2rem;
  }
  
  .section-title {
    font-size: 1.6rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 1rem;
  }
  
  .portfolio-wrapper {
    max-width: 95%;
  }
  
  .name {
    font-size: 2rem;
  }
  
  .role {
    font-size: 1rem;
  }
  
  .intro {
    font-size: 0.95rem;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .project-card {
    padding: 1.5rem;
  }
  
  .contact-container {
    flex-direction: column;
    align-items: center;
  }
  
  .contact-btn {
    width: 200px;
  }
  
  .skills-container {
    gap: 0.5rem;
  }
  
  .skill-tag {
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0.5rem;
  }
  
  .portfolio-wrapper {
    max-width: 100%;
  }
  
  .hero-section {
    margin-bottom: 3rem;
  }
  
  .avatar {
    width: 120px;
    height: 120px;
  }
  
  .name {
    font-size: 1.8rem;
  }
  
  .role {
    font-size: 0.95rem;
  }
  
  .section {
    margin-bottom: 2.5rem;
  }
  
  .project-card {
    padding: 1.25rem;
  }
  
  .project-title {
    font-size: 1.1rem;
  }
  
  .skill-tag {
    padding: 0.5rem 0.875rem;
    font-size: 0.8rem;
  }
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Selection styles */
::selection {
  background: var(--primary-black);
  color: var(--primary-white);
}

::-webkit-selection {
  background: var(--primary-black);
  color: var(--primary-white);
}

/* Focus styles for accessibility */
.contact-btn:focus,
.skill-tag:focus {
  outline: 2px solid var(--primary-black);
  outline-offset: 2px;
}