/* Modern Light & Vibrant Tech Theme */
:root {
  /* Light Mode Palette */
  --bg-color: #f8f9fa;
  --bg-color-alt: #ffffff;
  --card-bg: rgba(255, 255, 255, 0.85);
  
  /* Vibrant Accents */
  --primary: #0284c7; /* Vibrant Blue */
  --primary-glow: rgba(2, 132, 199, 0.2);
  --secondary: #7b2cbf; /* Deep Purple */
  --accent: #f43f5e; /* Pink */

  /* Text Colors */
  --text-dark: #334155; 
  --text-light: #64748b; 
  --text-darker: #0f172a;
  
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --glass-border: 1px solid rgba(0, 0, 0, 0.06);
}

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

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-dark);
  line-height: 1.6;
}

html {
  scroll-behavior: smooth;
  overflow-y: scroll;
}

/* Typography */
h1, h2, h3, h4 {
  font-weight: 700;
  color: var(--text-darker);
}

a {
  text-decoration: none;
  color: inherit;
}

.highlight {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

/* Layout Classes */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 100px 0;
  position: relative;
  z-index: 10;
}

.bg-alt {
  background-color: var(--bg-color-alt);
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
  position: relative;
}

.section-title h2 {
  font-size: 2.8rem;
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.section-title h2 span {
  color: var(--primary);
}

.title-line {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), transparent);
  margin: 10px auto 20px;
  border-radius: 2px;
}

.section-title p {
  color: var(--text-light);
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* Glassmorphism Dark Card Style */
.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: var(--glass-border);
  border-radius: var(--border-radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
  transition: var(--transition);
}

.glass-card:hover {
  border-color: rgba(2, 132, 199, 0.3);
  box-shadow: 0 10px 40px rgba(2, 132, 199, 0.08);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  border-radius: 30px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-size: 1rem;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  color: #ffffff;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px var(--primary-glow);
  color: #ffffff;
}

.btn-secondary {
  background: transparent;
  color: var(--text-darker);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px var(--primary-glow);
}

.btn-lg {
  padding: 15px 40px;
  font-size: 1.1rem;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 25px 0;
  z-index: 1000;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(15px);
  padding: 15px 0;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.logo {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 1px;
}

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

.nav-links {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 35px;
}

.nav-links li a {
  font-weight: 500;
  font-size: 1.05rem;
  transition: var(--transition);
  color: var(--text-darker);
}

.nav-links li a:not(.nav-btn):hover {
  color: var(--primary);
}

.nav-btn {
  background: transparent;
  border: 1px solid var(--primary);
  padding: 8px 24px;
  border-radius: 20px;
  font-weight: 600;
  color: var(--primary) !important;
}

.nav-btn:hover {
  background: var(--primary);
  color: #ffffff !important;
  box-shadow: 0 0 15px var(--primary-glow);
}

/* Full Screen Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 0 5%;
  position: relative;
  overflow: hidden;
  text-align: left;
  background: #ffffff;
}

/* Animated Grid Background */
.hero-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  perspective: 1000px;
  z-index: 0;
  background: radial-gradient(circle at center, rgba(2, 132, 199, 0.05) 0%, transparent 60%);
}

.hero-grid::before {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background-image: 
    linear-gradient(rgba(2, 132, 199, 0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2, 132, 199, 0.15) 1px, transparent 1px);
  background-size: 50px 50px;
  transform: rotateX(75deg);
  transform-origin: top center;
  animation: gridAnimation 15s linear infinite;
  mask-image: linear-gradient(to top, rgba(0,0,0,1) 10%, rgba(0,0,0,0) 80%);
  -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,1) 10%, rgba(0,0,0,0) 80%);
}

@keyframes gridAnimation {
  0% { transform: rotateX(75deg) translateY(0); }
  100% { transform: rotateX(75deg) translateY(50px); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
  padding: 0 20px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  margin-top: 80px;
}

.hero-content h3 {
  color: var(--primary);
  font-size: 1.05rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.hero-content h1 {
  font-size: 4rem;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-content p {
  color: var(--text-light);
  font-size: 1.05rem;
  margin-bottom: 35px;
  max-width: 600px;
  margin-left: 0;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: 20px;
  justify-content: flex-start;
  margin-bottom: 40px;
}

.social-links-hero {
  display: flex;
  gap: 20px;
  justify-content: flex-start;
}

.social-links-hero a {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--card-bg);
  border: var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--text-darker);
  transition: var(--transition);
}

.social-links-hero a:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-5px);
  box-shadow: 0 5px 15px var(--primary-glow);
}

/* Hero Visual Graphic */
.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 1000px;
  z-index: 2;
}

.code-card {
  width: 100%;
  max-width: 480px;
  background: var(--text-darker);
  color: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0,0,0,0.15);
  transform: rotateY(-15deg) rotateX(10deg);
  animation: floatCard 6s ease-in-out infinite;
  text-align: left;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0) rotateY(-15deg) rotateX(10deg); }
  50% { transform: translateY(-20px) rotateY(-10deg) rotateX(5deg); }
}

.code-header {
  background: #1e293b;
  padding: 12px 20px;
  display: flex;
  gap: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.code-card pre {
  padding: 30px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.95rem;
  line-height: 1.8;
  overflow-x: auto;
  margin: 0;
}

.code-keyword { color: #f43f5e; font-weight: 600; }
.code-var { color: #38bdf8; font-weight: 600; }
.code-prop { color: #a78bfa; }
.code-string { color: #34d399; }

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: stretch;
}

.about-text {
  padding: 40px;
}

.about-text p {
  margin-bottom: 20px;
  font-size: 1.1rem;
  color: var(--text-dark);
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-stats {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 30px;
  padding: 40px;
}

.stat {
  text-align: center;
}

.stat h3 {
  font-size: 3.5rem;
  background: linear-gradient(90deg, var(--secondary), var(--primary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 5px;
}

.stat p {
  font-size: 1.1rem;
  color: var(--text-light);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.skill-item {
  padding: 25px;
  position: relative;
  overflow: hidden;
}

.skill-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: var(--secondary);
  transition: var(--transition);
}

.skill-item:nth-child(even):before {
  background: var(--primary);
}

.skill-info {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 15px;
}

.skill-icon {
  font-size: 1.8rem;
  color: var(--primary);
  width: 40px;
  text-align: center;
}

.skill-item:nth-child(odd) .skill-icon {
  color: var(--secondary);
}

.skill-name {
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: 0.5px;
}

.skill-desc {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-bottom: 20px;
}

.progress-bar-wrap {
  width: 100%;
  height: 6px;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--secondary), var(--primary));
  border-radius: 3px;
  width: 0; 
  transition: width 1.5s cubic-bezier(0.1, 0.5, 0.1, 1);
  box-shadow: 0 0 10px var(--primary-glow);
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.project-card {
  display: block;
  overflow: hidden;
}

.project-img {
  height: 220px;
  width: 100%;
  position: relative;
  background-size: cover;
  background-position: center;
  transition: var(--transition);
}

.bg-travel { background: linear-gradient(rgba(0,0,0,0.2), rgba(0,0,0,0.6)), url('https://images.unsplash.com/photo-1436491865332-7a61a109cc05?auto=format&fit=crop&q=80'); background-size: cover; }
.bg-eco { background: linear-gradient(rgba(0,0,0,0.2), rgba(0,0,0,0.6)), url('https://images.unsplash.com/photo-1497435334941-8c899ee9e8e9?auto=format&fit=crop&q=80'); background-size: cover; }
.bg-envee { background: linear-gradient(rgba(0,0,0,0.2), rgba(0,0,0,0.6)), url('https://images.unsplash.com/photo-1518770660439-4636190af475?auto=format&fit=crop&q=80'); background-size: cover; }

.project-overlay {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(2, 132, 199, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.project-overlay i {
  font-size: 2.5rem;
  color: #fff;
  transform: scale(0);
  transition: var(--transition);
}

.project-card:hover .project-img {
  transform: scale(1.05);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-card:hover .project-overlay i {
  transform: scale(1);
}

.project-content {
  padding: 30px;
  position: relative;
  background: var(--card-bg);
  z-index: 2;
}

.project-content h3 {
  margin-bottom: 15px;
  font-size: 1.4rem;
  color: var(--primary);
}

.project-content p {
  color: var(--text-light);
  margin-bottom: 25px;
  font-size: 1rem;
}

.project-tags {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.project-tags span {
  background: rgba(0, 0, 0, 0.03);
  border: var(--glass-border);
  padding: 6px 15px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-darker);
}

.view-more-wrap {
  text-align: center;
  margin-top: 40px;
}

/* Contact Section */
.contact-wrap {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 40px;
  width: 100%;
}

.contact-form {
  padding: 40px;
}

.form-group {
  margin-bottom: 25px;
}

.form-group-row {
  display: flex;
  gap: 25px;
}

.form-group.half {
  flex: 1;
}

label {
  display: block;
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--text-darker);
  letter-spacing: 0.5px;
}

input, textarea {
  width: 100%;
  padding: 15px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 8px;
  color: var(--text-dark);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

input::placeholder, textarea::placeholder {
  color: rgba(0,0,0,0.4);
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(2, 132, 199, 0.1);
  background: #ffffff;
}

.submit-btn {
  width: 100%;
}

.contact-info {
  padding: 40px;
  display: flex;
  flex-direction: column;
}

.contact-info h3 {
  margin-bottom: 15px;
  color: var(--primary);
  font-size: 1.5rem;
}

.contact-info p {
  margin-bottom: 40px;
  color: var(--text-light);
  font-size: 1.05rem;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 30px;
}

.info-item i {
  width: 50px;
  height: 50px;
  background: rgba(2, 132, 199, 0.05);
  border: 1px solid rgba(2, 132, 199, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.2rem;
}

.info-item div {
  display: flex;
  flex-direction: column;
  min-width: 0;
  width: 100%;
}

.info-item span {
  font-size: 0.85rem;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 5px;
}

.info-item a {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-darker);
  transition: var(--transition);
  word-wrap: break-word;
  word-break: break-all;
  white-space: normal;
}

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

/* Footer */
footer {
  background: #ffffff;
  padding: 50px 0 20px;
  border-top: 1px solid rgba(0,0,0,0.05);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.social-links-footer {
  display: flex;
  gap: 20px;
}

.social-links-footer a {
  color: var(--text-light);
  font-size: 1.5rem;
  transition: var(--transition);
}

.social-links-footer a:hover {
  color: var(--primary);
  transform: translateY(-5px);
}

.copyright {
  text-align: center;
  color: var(--text-light);
  font-size: 0.95rem;
}

/* Scroll to Top Button */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 5px 15px var(--primary-glow);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--secondary);
  color: #fff;
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(123, 44, 191, 0.3);
}

/* Animations */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-up.in-view {
  opacity: 1;
  transform: translateY(0);
}

.animation-reveal {
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.5, 0, 0, 1) forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.delay-1 { animation-delay: 0.2s; transition-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 900px) {
  .hero-visual {
    display: none;
  }
  .hero-content h1 {
    font-size: 4rem;
  }
  .about-grid, .contact-wrap {
    grid-template-columns: 1fr;
  }
  .about-stats {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-around;
  }
}

@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
  .projects-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 20px;
    padding-bottom: 20px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
  }
  .projects-grid::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
  }
  .project-card {
    min-width: 100%;
    flex: 0 0 100%;
    scroll-snap-align: start;
  }
  .nav-links {
    display: none;
  }
  .hero-content h1 {
    font-size: 2rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    max-width: 100%;
  }
  .hero-content p {
    font-size: 1rem;
  }
  .form-group-row {
    flex-direction: column;
    gap: 0;
  }
  .hero-actions {
    flex-wrap: wrap;
    gap: 15px;
  }
  .btn {
    padding: 10px 24px;
    font-size: 0.95rem;
  }
  .contact-form, .contact-info, .about-text, .about-stats {
    padding: 20px;
  }
  .info-item {
    word-break: normal;
    overflow-wrap: normal;
  }
  .info-item a {
    font-size: 0.82rem;
    white-space: nowrap;
  }
  .info-item span {
    font-size: 0.7rem;
  }
  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }
  .scroll-top {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    font-size: 1.1rem;
  }
}