/* Custom CSS for Portfolio */

/* Root Variables */
:root {
  --primary-color: #0ef;
  --secondary-color: #00eeff;
  --dark-bg: black;
  --darker-bg: black;
  --text-light: #ffffff;
  --text-muted: aliceblue;
  --card-bg: rgba(255, 255, 255, 0.05);
  --border-radius: 15px;
  --box-shadow: 0 10px 30px rgba(0, 238, 255, 0.2);
  --transition: all 1s ease;
}

/* Global Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  color: #ffffff;
}

body {
  font-family: "Poppins", sans-serif;
  background-color: var(--dark-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

html,
body {
  background: black !important;

  scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--darker-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-color);
}

/* Navigation Styles */
.navbar {
  background-color: var(--darker-bg) !important;
  padding: 1rem 0;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.navbar.scrolled {
  /* background-color: rgba(5, 17, 41, 0.95) !important; */
  box-shadow: 0 2px 20px rgba(0, 238, 255, 0.1);
}

.navbar-brand {
  font-size: 2rem !important;
  font-weight: 700 !important;
  color: var(--primary-color) !important;
  text-decoration: none;
}

.navbar-collapse.collapse.show {
  overflow: visible;
}
.navbar-collapse {
  transition: height 0.35s ease;
}
@media (max-width: 767.98px) {
  .navbar-collapse.collapse:not(.show) {
    pointer-events: none;
  }
}
@media (max-width: 768px) {
  .navbar-collapse {
    transform: translateY(-10px);
    opacity: 0;
    transition: all 0.5s ease;
  }

  .navbar-collapse.show {
    transform: translateY(0);
    opacity: 1;
  }
}
.navbar-collapse.collapsing {
  transition: height 0.35s ease;
}
.navbar-nav .nav-link {
  color: var(--text-light) !important;
  font-weight: 500;
  margin: 0 0.5rem;
  padding: 0.5rem 1rem !important;
  border-radius: var(--border-radius);
  transition: var(--transition);
  position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--primary-color) !important;
  background-color: rgba(0, 238, 255, 0.1);
}

.navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after {
  width: 80%;
}

.navbar-toggler {
  border: 2px solid var(--primary-color);
  padding: 0.25rem 0.5rem;
  outline: none !important;
  box-shadow: none !important;
  position: relative;
  z-index: 1051; /* higher than navbar-collapse */
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='%23ffffff' viewBox='0 0 30 30'%3e%3cpath stroke='%23ffffff' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22' /%3e%3c/svg%3e");
}
.navbar-collapse {
  background: black !important;
  padding: 1rem;
  position: relative;
  z-index: 1000;
}

/* Section Styles */
section {
  padding: 80px 0;
  opacity: 1;
  transform: none;
  transition:
    opacity 0.8s ease,
    transform 0.8s ease;
}

section.animate {
  opacity: 1;
  transform: none;
}

.section-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  text-align: center;
}

.section-title span {
  color: var(--primary-color);
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  /* background: linear-gradient(135deg, var(--dark-bg) 0%, var(--darker-bg) 100%); */
  background: black;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(0, 238, 255, 0.1) 0%,
    transparent 70%
  );
  animation: float 6s ease-in-out infinite;
  top: -50%;
  left: -50%;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

.hero-content {
  z-index: 2;
  position: relative;
}

.greeting {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  opacity: 0;
  animation: slideRight 1s ease forwards;
}

.name {
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(
    45deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  animation: slideLeft 1s ease forwards;
  animation-delay: 0.3s;
}

.role {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  opacity: 0;
  animation: slideRight 1s ease forwards;
  animation-delay: 0.6s;
}

.typed-text {
  color: var(--primary-color);
  border-right: 2px solid var(--primary-color);
  animation: blink 1s infinite;
}

@keyframes blink {
  0%,
  50% {
    border-right-color: var(--primary-color);
  }
  51%,
  100% {
    border-right-color: transparent;
  }
}

.description {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  opacity: 0;
  animation: slideUp 1s ease forwards;
  animation-delay: 0.9s;
}

.btn-primary {
  background: linear-gradient(
    45deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border: none;
  padding: 12px 30px;
  font-weight: 600;
  border-radius: 50px;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 5px 15px rgba(0, 238, 255, 0.3);
  opacity: 0;
  animation: slideUp 1s ease forwards;
  animation-delay: 1.2s;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 238, 255, 0.5);
  background: linear-gradient(
    45deg,
    var(--secondary-color),
    var(--primary-color)
  );
}

.profile-img {
  width: 100%;
  max-width: 400px;
  height: 400px;
  object-fit: cover;
  border-radius: 50%;
  border: 5px solid var(--primary-color);
  box-shadow: 0 0 50px rgba(0, 238, 255, 0.3);
  opacity: 0;
  animation: slideLeft 1s ease forwards;
  animation-delay: 0.5s;
}

.social-links {
  margin-top: 2rem;
  opacity: 0;
  animation: slideUp 1s ease forwards;
  animation-delay: 1.5s;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: transparent;
  border: 2px solid var(--primary-color);
  border-radius: 50%;
  color: var(--primary-color);
  margin-right: 1rem;
  transition: var(--transition);
  text-decoration: none;
  font-size: 1.5rem;
}

.social-links a:hover {
  background: var(--primary-color);
  color: var(--dark-bg);
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 238, 255, 0.3);
}

/* About Section */
.about-section {
  /* background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%); */
  background-color: black;
}

.about-img {
  width: 100%;
  max-width: 600px;
  height: 450px;
  object-fit: cover;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.about-img:hover {
  transform: scale(1.05);
  box-shadow: 0 15px 40px rgba(0, 238, 255, 0.3);
}

.about-content h3 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.about-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}
#skills,
#projects {
  background: linear-gradient(135deg, var(--dark-bg) 0%, var(--darker-bg) 100%);
}
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.skill-item {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 238, 255, 0.1);
  transition: var(--transition);
  text-align: center;
}

.service-card,
.skill-item,
.project-card,
.hero-content,
.hero-image {
  will-change: transform, opacity, filter;
}

.skill-item:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow);
  border-color: var(--primary-color);
}

.skill-item i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.skill-item h4 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.skill-item p {
  color: var(--text-muted);
  line-height: 1.6;
}

/* Services Section */
.services-section {
  background: var(--dark-bg);
}

/* Education Section */
.education-section {
  background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
}

.education-card {
  background: var(--card-bg);
  border: 1px solid rgba(0, 238, 255, 0.12);
  border-radius: var(--border-radius);
  padding: 2rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  transition: var(--transition);
}

.education-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--box-shadow);
  border-color: var(--primary-color);
}

.education-card .degree {
  color: var(--primary-color);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
}

.education-card .institution {
  color: #dcefff;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.education-card .meta {
  color: #9ec9db;
  font-size: 0.95rem;
  margin-bottom: 0.8rem;
}

.education-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-muted);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 238, 255, 0.1);
  transition: var(--transition);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 238, 255, 0.1),
    transparent
  );
  transition: var(--transition);
}

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

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow);
  border-color: var(--primary-color);
}

.service-card i {
  font-size: 3.5rem;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.service-card h3 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1.5rem;
  text-align: start;
}

.service-card .btn-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  padding: 0.5rem 1.5rem;
  border-radius: 25px;
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
}

.service-card .btn-outline:hover {
  background: var(--primary-color);
  color: var(--dark-bg);
}

/* Portfolio Section */
.portfolio-section {
  background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.filter-btn {
  background: transparent;
  color: var(--text-light);
  border: 2px solid var(--primary-color);
  padding: 0.5rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-color);
  color: var(--dark-bg);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.portfolio-item {
  background: var(--card-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 238, 255, 0.1);
  transition: var(--transition);
  position: relative;
  /* group: hover; */
}

.portfolio-item:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow);
}

.portfolio-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition);
}

.portfolio-item:hover .portfolio-img {
  transform: scale(1.1);
}

.portfolio-content {
  padding: 2rem;
}

.portfolio-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.portfolio-content p {
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.portfolio-links {
  display: flex;
  gap: 1rem;
}

.portfolio-links a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.portfolio-links a:hover {
  color: var(--secondary-color);
  transform: translateX(5px);
}

/* Contact Section */
.contact-section {
  background: var(--dark-bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 238, 255, 0.1);
  transition: var(--transition);
}

.contact-item:hover {
  transform: translateX(10px);
  border-color: var(--primary-color);
}

.contact-item i {
  font-size: 2rem;
  color: var(--primary-color);
  min-width: 50px;
}

.contact-item-content h4 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.contact-item-content p {
  color: var(--text-muted);
}

.contact-form {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 238, 255, 0.1);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--primary-color);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: var(--darker-bg);
  border: 2px solid rgba(0, 238, 255, 0.2);
  border-radius: var(--border-radius);
  color: var(--text-light);
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 238, 255, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Footer */
.footer {
  background: var(--darker-bg);
  padding: 2rem 0;
  text-align: center;
  border-top: 1px solid rgba(0, 238, 255, 0.1);
}

.footer p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1rem;
}

.footer-links a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--secondary-color);
}

/* Animations */
@keyframes slideRight {
  0% {
    opacity: 0;
    transform: translateX(-50px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideLeft {
  0% {
    opacity: 0;
    transform: translateX(50px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideUp {
  0% {
    opacity: 0;
    transform: translateY(50px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .section-title {
    font-size: 2.5rem;
  }

  .name {
    font-size: 2.5rem;
  }

  .greeting,
  .role {
    font-size: 1.5rem;
  }

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

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

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

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

  .portfolio-filters {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 576px) {
  section {
    padding: 60px 0;
  }

  .navbar-brand {
    font-size: 1.5rem !important;
  }

  .hero-section {
    text-align: center;
  }

  .profile-img {
    max-width: 300px;
    height: 300px;
  }

  .about-img {
    max-width: 300px;
    height: 300px;
  }
}

.text-justify {
  text-align: justify;
  word-spacing: 0.5 px; /* slightly tighter spacing */
  hyphens: auto; /* allows hyphenation to avoid large gaps */
}
section {
  scroll-margin-top: 90px; /* adjust based on your navbar height */
}