/* Global Styles */
* {

  box-sizing: border-box;
}

body {
  font-family: 'Poppins', Arial, sans-serif;
  background: linear-gradient(135deg, #1f2833 0%, #45a29e 100%);
  color: #222;
  line-height: 1.6;
  min-height: 100vh;
  transition: background 1s;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: #45a29e;
  letter-spacing: 2px;
}

/* This is the css for the header  */
header {
  background: linear-gradient(90deg, #1f2833 60%, #45a29e 100%);
  padding: 20px;
  color: white;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

nav.container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.logo {
  font-size: 2.0rem;
  font-weight: 700;
  color: #66fcf1;
  letter-spacing: 1px;
  flex-shrink: 0;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

nav ul li {
  display: inline-block;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  transition: color 0.3s;
}

nav ul li a:hover {
  color: #66fcf1;
}

/* Hamburger Menu Styles */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
  position: relative;
}

.hamburger .bar {
  display: block;
  width: 25px;
  height: 3px;
  background: #66fcf1;
  margin: 5px 0;
  transition: 0.3s;
  border-radius: 3px;
}

.hamburger.active .bar:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active .bar:nth-child(2) {
  opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
#hero {
  margin-top: 150px;
  position: relative;
  padding: 120px 0 60px 0;
  min-height: 100vh;
  background: linear-gradient(120deg, #1f2833 60%, #45a29e 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#universeCanvas {
  position: absolute;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.hero-text {
  flex: 1 1 350px;
  text-align: left;
  animation: fadeInUp 1.2s;
}

.hero-text h2 {
  font-size: 3rem;
  margin-bottom: 10px;
  font-weight: 700;
  background: linear-gradient(90deg, #66fcf1, #45a29e);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: typewriter 3s steps(30) 1s 1 normal both;
  white-space: nowrap;
  overflow: hidden;
  border-right: 3px solid #66fcf1;
}

@keyframes typewriter {
  from { width: 0; }
  to { width: 100%; }
}

.hero-headline {
  margin-top:80px;
  font-size: 1.3rem;
  margin-bottom: 25px;
  color: #fff;
  text-shadow: 0 2px 8px #1f2833;
  animation: fadeIn 2s;
}

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

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

.btn {
  background: linear-gradient(90deg, #66fcf1, #45a29e);
  color: #1f2833;
  padding: 12px 32px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 12px rgba(102,252,241,0.2);
  transition: 0.3s, transform 0.3s, box-shadow 0.3s;
  position: relative;
}

.btn.glow {
  box-shadow: 0 0 16px 4px #66fcf1;
  animation: glowBtn 1.5s infinite alternate;
}

@keyframes glowBtn {
  from { box-shadow: 0 0 8px 2px #66fcf1; }
  to { box-shadow: 0 0 24px 8px #45a29e; }
}

.btn:hover {
  background: linear-gradient(90deg, #45a29e, #66fcf1);
  transform: translateY(-4px) scale(1.05);
}

.hero-photo {
  flex: 0 1 250px;
  text-align: center;
  animation: fadeInUp 1.5s;
}

.hero-photo img {
  border-radius: 50%;
  width: 220px;
  height: 220px;
  object-fit: cover;
  border: 6px solid #66fcf1;
  box-shadow: 0 4px 24px rgba(102,252,241,0.15);
  transition: transform 0.4s;
}

.hero-photo img:hover {
  transform: scale(1.08) rotate(-2deg);
}

.hacker-screen {
  position: absolute;
  top: 40px;
  right: 40px;
  width: 340px;
  height: 220px;
  background: #111;
  color: #00ff00;
  border: 2px solid #00ff00;
  font-family: 'Courier New', Courier, monospace;
  z-index: 10;
  box-shadow: 0 2px 16px #00ff0044;
  border-radius: 8px;
  overflow: auto;
  animation: fadeInUp 2s;
}

.hacker-screen .title-bar {
  background: #222;
  color: #00ff00;
  padding: 8px;
  font-size: 1rem;
  text-align: center;
  border-bottom: 1px solid #00ff00;
  border-radius: 8px 8px 0 0;
}

.code-overlay {
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 5;
  background: repeating-linear-gradient(135deg, rgba(102,252,241,0.05) 0 2px, transparent 2px 20px);
  mix-blend-mode: lighten;
  opacity: 0.5;
}

/* About Section */
body {
            background: linear-gradient(120deg, #1b536c 60%, #ffffff 100%);
            min-height: 100vh;
        }
        .about-container {
            max-width: 700px;
            margin: 80px auto 0 auto;
            background: #95afdc;
            border-radius: 24px;
            box-shadow: 0 2px 16px rgba(109, 204, 198, 0.12);
            padding: 48px 32px;
            text-align: center;
        }
        .about-title {
            font-size: 2.5rem;
            color: #45a29e;
            margin-bottom: 24px;
            letter-spacing: 2px;
        }
        .about-text {
            font-size: 1.2rem;
            color: #222;
            line-height: 1.7;
        }
/* Education Section */
#education.section {
  background: linear-gradient(90deg, #39608f 60%, #45a29e 100%);
  padding: 60px 0;
  color: #fff;
  border-radius: 24px;
  margin-top: 40px;
  box-shadow: 0 2px 16px rgba(102,252,241,0.08);
}

.education-list {
  padding: 10px;
}

.education-list li {
  background: rgba(255,255,255,0.08);
  border-left: 4px solid #66fcf1;
  margin-bottom: 20px;
  padding: 25px 25px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  font-size: 1.05rem;
  color: #fff;
  border-radius: 50px;
  transition: box-shadow 0.2s, transform 0.2s;
}

.education-list li strong {
  color: #66fcf1;
  font-size: 1.15rem;
}

.education-list li:hover {
  box-shadow: 0 4px 16px #66fcf1aa;
  transform: translateY(-4px) scale(1.03);
}

/* Projects Section */
#projects {
  padding: 60px 0;
  background: linear-gradient(90deg, #fafafa 60%, #45a29e 100%);
  border-radius: 24px;
  margin-top: 40px;
  box-shadow: 0 2px 16px rgba(102,252,241,0.08);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.project.card3d {
  background: #fff;
  padding: 24px;
  border-radius: 18px;
  box-shadow: 0 4px 24px rgba(102,252,241,0.12);
  text-align: center;
  transition: transform 0.4s, box-shadow 0.4s;
  perspective: 800px;
  transform-style: preserve-3d;
}

.project.card3d:hover {
  transform: rotateY(8deg) scale(1.05) translateY(-8px);
  box-shadow: 0 8px 32px #45a29e99;
}

.project img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 15px;
  box-shadow: 0 2px 12px #45a29e44;
}

.project h3 {
  color: #45a29e;
  font-size: 1.3rem;
  margin-bottom: 18px;
}

.project p {
  font-size: 1rem;
  color: #222;
  margin-bottom: 18px;
}

/* Skills Section */
#skills {
  background: linear-gradient(135deg, #1f2833 0%, #0b1520 100%);
  padding: 60px 30px;
  color: #fff;
  border-radius: 24px;
  margin-top: 40px;
  margin-bottom: 56px; /* Add space below skills section */
  box-shadow: 0 2px 16px rgba(102,252,241,0.08);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

#skills h2 {
  font-size: 2.2rem;
  text-align: center;
  color: #66fcf1;
  margin-bottom: 40px;
  letter-spacing: 2px;
}

/* Each Skill Block */
.skill {
  margin-bottom: 28px;
}

.skill p {
  margin-bottom: 10px;
  font-size: 1.1rem;
  font-weight: 600;
  color: #fafafa;
}

/* Progress Bar Background */
.progress {
  background: #222;
  border-radius: 10px;
  height: 12px;
  overflow: hidden;
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.5);
}

/* Progress Bar Fill */
.progress-bar {
  height: 100%;
  width: 0; /* animate later */
  background: linear-gradient(90deg, #66fcf1, #45a29e);
  border-radius: 10px;
  transition: width 1.5s ease-in-out;
  box-shadow: 0 0 10px #45a29e88;
}

/* Contact Section */
#contact {
  padding: 60px 0;
  text-align: center;
  background: linear-gradient(90deg, #fafafa 60%, #45a29e 100%);
  border-radius: 24px;
  margin-top: 56px; /* Add space above contact section */
  box-shadow: 0 2px 16px rgba(102,252,241,0.08);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center; 
}

#contact .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  

}

#contact form {
  max-width: 400px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#contact .form-group {
  margin-bottom: 20px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#contact label {
  display: block;
  font-weight: bold;
  color: #1f2833;
  margin-bottom: 6px;
  text-align: center;
  width: 100%;
}

#contact input, #contact textarea {
  width: 80%;
  min-width: 220px;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
  padding: 12px;
  margin-top: 5px;
  border-radius: 8px;
  border: 1px solid #45a29e;
  font-size: 1rem;
  background: #fff;
  color: #222;
  transition: border 0.3s;
  text-align: center;
  display: block;
}

#contact input:focus, #contact textarea:focus {
  border: 1.5px solid #66fcf1;
  outline: none;
}

#contact button {
  background: linear-gradient(90deg, #66fcf1, #45a29e);
  color: #1f2833;
  padding: 12px 32px;
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(102,252,241,0.2);
  transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
  margin-top: 10px;
  align-self: center;
  display: block;
}

/* Footer */
footer {
  background: #1f2833;
  color: #66fcf1;
  padding: 18px 0;
  text-align: center;
  position: relative;
  border-radius: 0 0 24px 24px;
  box-shadow: 0 -2px 16px #45a29e22;
  margin-top: 40px;
}

footer p {
  margin: 0;
}

/* Back to Top Button */
#backToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  padding: 14px;
  background: linear-gradient(90deg, #66fcf1, #45a29e);
  color: #1f2833;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  font-size: 1.5rem;
  box-shadow: 0 2px 12px #45a29e44;
  transition: background 0.3s, transform 0.3s;
  z-index: 1001;
}

#backToTop:hover {
  background: linear-gradient(90deg, #45a29e, #66fcf1);
  color: #fff;
  transform: translateY(-5px) scale(1.1);
}

/* Scroll Animations */
section {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Skills Section - Dark */
.skills-section-dark {
  background: #18191a;
  color: #fff;
  padding: 60px 0 40px 0;
  position: relative;
}

.skills-flex-container {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: center;
  max-width: 1200px;
  margin: 0 auto;
  gap: 0;
}

.skills-label-vertical {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  background: #0558ff;
  color: #393b3d;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 2px;
  padding: 18px 8px 18px 8px;
  border-radius: 12px 0 0 12px;
  margin-right: 24px;
  display: flex;
  align-items: center;
  height: 340px;
  min-width: 40px;
  justify-content: center;
}

.skills-main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.skills-title {
  color: #2f05ff;
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 10px;
  text-align: center;
}

.skills-desc {
  color: #ccc;
  font-size: 1.05rem;
  margin-bottom: 32px;
  text-align: center;
  max-width: 700px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 28px 32px;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.skill-card {
  background: #232323;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.18);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 28px 12px 18px 12px;
  transition: transform 0.2s, box-shadow 0.2s;
  min-height: 140px;
  min-width: 120px;
}

.skill-card img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  margin-bottom: 16px;
}

.skill-card span {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-align: center;
}

.skill-card:hover {
  transform: translateY(-8px) scale(1.04);
  box-shadow: 0 8px 32px #ffcb0555;
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .hamburger {
    display: block;
  }
  
  nav ul {
    position: fixed;
    left: -100%;
    top: 80px;
    flex-direction: column;
    background: rgba(31, 40, 51, 0.95);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(102, 252, 241, 0.2);
    padding: 20px 0;
  }
  
  nav ul.active {
    left: 0;
  }
  
  nav ul li {
    display: block;
    margin: 15px 0;
    text-align: center;
  }
  
  nav ul li a {
    font-size: 1.2rem;
  }
}

@media (max-width: 900px) {
  .hero-content {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }
  .hero-text {
    text-align: center;
  }
  .hero-text h2 {
    font-size: 2rem; /* reduce big headline */
    white-space: normal; /* prevent text overflow */
    border-right: none;  /* remove typing cursor */
  }
  .hero-photo img {
    width: 180px;
    height: 180px;
  }
  nav ul {
    flex-direction: column;
    gap: 12px;
    margin-top: 10px;
  }
  .skills-flex-container {
    flex-direction: column;
    align-items: center;
  }
  .skills-label-vertical {
    flex-direction: row;
    writing-mode: horizontal-tb;
    transform: none;
    height: auto;
    min-width: unset;
    margin: 0 0 18px 0;
    border-radius: 12px 12px 0 0;
    justify-content: flex-start;
  }
  .skills-main-content {
    width: 100%;
  }
}

@media (max-width: 600px) {
  h2 {
    font-size: 1.8rem;
  }
  .btn {
    font-size: 1rem;
    padding: 10px 24px;
  }
  .projects-grid {
    grid-template-columns: 1fr; /* single column */
  }
  .skills-list {
    flex-direction: column;
  }
}

/* Contact Section - Simple */
#contact.contact-simple-section {
  background: #f3f4f6;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 0;
}

.contact-simple-container {
  background: #a2a6f4;
  border-radius: 8px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  padding: 32px 24px 24px 24px;
  max-width: 400px;
  width: 100%;
  margin: 0 auto;
}

.contact-simple-title {
  text-align: center;
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: #222;
}

.contact-simple-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-simple-form label {
  font-size: 1rem;
  color: #222;
  margin-bottom: 2px;
  font-weight: 500;
}

.contact-simple-form input,
.contact-simple-form textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 4px;
  border: 1px solid #ccc;
  font-size: 1rem;
  background: #f9f9f9;
  color: #222;
  margin-bottom: 8px;
  box-sizing: border-box;
  resize: none;
}

.contact-simple-form textarea {
  min-height: 80px;
}

.contact-simple-btn {
  background: #2196f3;
  color: #fff;
  border: none;
  border-radius: 4px;
  padding: 10px 0;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.2s;
}

.contact-simple-btn:hover {
  background: #1769aa;
}

@media (max-width: 600px) {
  #contact.contact-simple-section .contact-simple-container {
    padding: 18px 4vw 18px 4vw;
    max-width: 98vw;
  }
}