/* === RESET === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background: #0f172a;
  color: white;
  min-height: 100vh;
  font-family: 'Segoe UI', sans-serif;
}

/* ===== DESKTOP HEADER ===== */
.header {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #0c1425;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 30px;
  border-radius: 999px;
  backdrop-filter: blur(10px);
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
  z-index: 1000;
  width: fit-content;
  gap: 40px;
  flex-wrap: wrap; /* Helps on smaller laptops */
}

.logo {
  font-size: 20px;
  color: #f1f5f9;
  text-decoration: none;
  font-weight: bold;
}

.navbar {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.navbar a {
  color: #94a3b8;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 999px;
  transition: background 0.3s ease, color 0.3s ease;
}

.navbar a.active,
.navbar a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #f1f5f9;
}

.navbar a.active {
  background-color: #334155;
  padding: 8px 16px;
  border-radius: 20px;
  color: #fff;
  font-weight: bold;
  transition: all 0.3s ease;
}

/* Desktop view - single line */
@media (min-width: 769px) {
  .header {
    flex-wrap: nowrap;
    width: auto;
    white-space: nowrap;
    padding: 12px 30px;
  }

  .navbar {
    flex-wrap: nowrap;
  }
}

/* Mobile view - wrapping */
@media (max-width: 640px) {
  .header {
    top: 0;
    left: 0;
    transform: none;
    width: 100%;
    border-radius: 40px;
    padding: 10px 15px;
    justify-content: center;
    flex-wrap: wrap;
  }


  .navbar {
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .navbar a {
    padding: 8px 12px;
    font-size: 14px;
    border-radius: 40px;
  }

  .navbar a.active {
    border-radius: 40px;
  }
}

/* ===== HOME SECTION ===== */
.home {
  margin-top:30px;;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 150px 80px 0;
  flex-wrap: wrap;
  gap: 40px;
}

.home-content {
  max-width: 600px;
  margin-left: 100px;
}

.home-content h1 {
  font-size: 50px;
  font-weight: 700;
  color: white;
}

.home-content h3 {
  font-size: 24px;
  color: #00f0ff;
  font-weight: 700;
  margin: -3px 0;
}

.home-content p {
  font-size: 20px;
  line-height: 1.6;
  color: #d1d5db;
}

/* ===== GLOWING IMAGE ===== */
.glow-circle {
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: linear-gradient(45deg, #61cb96, #bf5ca1, #5ed26e);
  padding: 8px;
  box-shadow:
    0 0 25px #ff00fb,
    0 0 50px #d769d0,
    0 0 75px #d080bd,
    0 0 100px #af6cd8;
  animation: pulseGlow 4s ease-in-out infinite;
  display: flex;
  justify-content: center;
  align-items: center;
}

.glow-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 10px solid #62c8c8;
}

@keyframes pulseGlow {
  0% {
    box-shadow:
      0 0 25px #00fff0,
      0 0 50px #b968d2,
      0 0 75px #00fff0,
      0 0 100px #905297;
  }
  50% {
    box-shadow:
      0 0 40px #00fff0,
      0 0 80px #be6ab0,
      0 0 120px #00fff0,
      0 0 160px #ba5f9a;
  }
  100% {
    box-shadow:
      0 0 25px #00fff0,
      0 0 50px #c661cb,
      0 0 75px #00fff0,
      0 0 100px #974daa;
  }
}
@media (max-width:640px) {
  .home {
    margin-top: 80px;
    padding: 100px 20px 0; /* also reduce side padding for small screens */
  }

  .home-content {
    margin-left: 0; /* prevent text from being squeezed */
  }

  .glow-circle {
    width: 300px;
    height: 300px; /* make image smaller for mobile */
  }
}

/* ===== BUTTONS ===== */
.button-group {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.btn {
  display: flex;
  align-items: center;
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
}

.contact-btn {
  background: linear-gradient(135deg, #0f172a, #1e293b);
  color: white;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.contact-btn:hover {
  background: linear-gradient(135deg, #1e293b, #334155);
  transform: translateY(-2px);
}

.download-btn {
  background: #3b3b3b;
  color: #d1d5db;
}

.download-btn:hover {
  background: #4b4b4b;
  transform: translateY(-2px);
}

/* ===== ABOUT SECTION ===== */
.about-section {
  padding: 100px 40px;
  background-color: #0f172a;
  color: #f1f5f9;
}

.about-section h2 {
  font-size: 40px;
  margin-bottom: 20px;
  text-align: center;
  color: #e2e8f0;
  position: relative;
}

.about-section h2::after {
  content: "";
  display: block;
  width: 60px;
  height: 4px;
  background: #38bdf8;
  margin: 8px auto 20px auto;
  border-radius: 999px;
}

.about-section p {
  font-size: 18px;
  line-height: 1.8;
  max-width: 900px;
  margin: 0 auto 20px auto;
  color: #cbd5e1;
  text-align: justify;
}

/* ===== PROJECTS ===== */
.projects-section {
  padding: 3rem 2rem;
  background-color: #0f172a;
  color: #fff;
}

.section-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 2rem;
}

.project-card {
  background-color: #565d68;
  width: 700px;
  align-items: center;
  border-radius: 12px;
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin: auto;
  transition: transform 0.3s ease;
}

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

.project-content {
  flex: 1 1 300px;
}

.project-content h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.project-content p {
  line-height: 1.6;
  margin-bottom: 1rem;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-stack span {
  background-color: #0f172a;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

.project-image-wrapper {
  flex: 1 1 300px;
  perspective: 1000px;
}

.project-image {
  width: 100%;
  border-radius: 10px;
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.project-image-wrapper:hover .project-image {
  transform: rotateY(10deg) rotateX(5deg) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* ===== SKILLS ===== */
.skills-section {
  background-color: #0f172a;
  padding: 100px 40px;
  text-align: center;
}

.skills-container {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.skill-tag {
  background-color: #1e293b;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 16px;
  color: #f8fafc;
  transition: transform 0.3s ease;
}

.skill-tag:hover {
  transform: scale(1.1);
}

/* ===== EXPERIENCE ===== */
.experience-section {
  padding: 100px 40px;
  background-color: #0f172a;
  color: #f1f5f9;
}

.timeline {
  position: relative;
  max-width: 1000px;
  margin: auto;
  padding: 40px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  background-color: #94a3b8;
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 20px 40px;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

.timeline-icon {
  position: absolute;
  top: 20px;
  width: 40px;
  height: 40px;
  background: #1e293b;
  color: white;
  font-size: 20px;
  padding: 10px;
  border-radius: 50%;
  border: 2px solid #00f0ff;
  box-shadow: 0 0 10px #00f0ff66;
}

.timeline-item:nth-child(odd) .timeline-icon {
  right: -20px;
}

.timeline-item:nth-child(even) .timeline-icon {
  left: -20px;
}

.timeline-content {
  background: #1e293b;
  padding: 20px;
  border-radius: 10px;
  color: #e2e8f0;
}

.timeline-content h3 {
  margin-bottom: 8px;
}

.timeline-content .date {
  margin-top: 10px;
  font-size: 14px;
  color: #94a3b8;
}

/* ===== CONTACT ===== */
.contact-section {
  max-width: 600px;
  margin: 100px auto;
  text-align: center;
  padding: 20px;
}

.contact-section h2 {
  font-size: 2rem;
  margin-bottom: 10px;
}

.contact-section p {
  margin-bottom: 30px;
  color: #cbd5e1;
}

.contact-section a {
  color: #38bdf8;
  text-decoration: underline;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-form input,
.contact-form textarea {
  background-color: #e2e8f0;
  color: #1e293b;
  border: none;
  border-radius: 10px;
  padding: 15px;
  font-size: 1rem;
}

.contact-form button {
  background-color: #1e293b;
  color: white;
  border: none;
  padding: 12px 25px;
  font-size: 1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.3s ease;
  margin: 0 auto; /* centers only the button */
  display: block; /* ensures margin auto works */
}


.contact-form button:hover {
  background-color: #334155;
}

/* ===== FOOTER ===== */
.site-footer {
  background-color: #0f172a;
  color: #cbd5e1;
  padding: 30px 20px;
  text-align: center;
  font-size: 0.9rem;
  border-top: 1px solid #1e293b;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .home {
    padding: 120px 40px 0;
  }
  .glow-circle {
    width: 400px;
    height: 400px;
  }
}

@media (max-width: 768px) {
  .header {
    flex-direction: column;
    gap: 10px;
    padding: 15px 20px;
  }
  .navbar {
    flex-wrap: wrap;
    justify-content: center;
  }
  .home {
    flex-direction: column;
    align-items: center;
    padding: 100px 20px 0;
    text-align: center;
  }
  .home-content {
    margin-left: 0;
  }
  .glow-circle {
    width: 300px;
    height: 300px;
  }
  .project-card {
    width: 100%;
  }
  .timeline-item {
    width: 100%;
    left: 0 !important;
    text-align: left !important;
    padding-left: 60px;
  }
  .timeline::before {
    left: 20px;
  }
  .timeline-icon {
    left: 10px !important;
    right: auto !important;
  }
}

@media (max-width: 480px) {
  .home-content h1 {
    font-size: 32px;
  }
  .home-content h3 {
    font-size: 18px;
  }
  .home-content p {
    font-size: 16px;
  }
  .glow-circle {
    width: 250px;
    height: 250px;
  }
  .btn {
    padding: 10px 16px;
    font-size: 14px;
  }
}