:root {
  --bg-color: #0b0f17;
  --card-bg: #151c28;
  --card-border: #232d3f;
  --accent-color: #00aaff;
  --accent-glow: rgba(0, 170, 255, 0.4);
  --text-primary: #f0f6fc;
  --text-secondary: #94a3b8;
  --nav-bg: rgba(21, 28, 40, 0.85);
}

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

body {
  font-family: "Poppins", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navigation & Header */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 8%;
  background-color: var(--nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: 0.5px;
}

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

nav {
  display: flex;
  gap: 1rem;
}

.nav-link {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.5rem 1.2rem;
  border-radius: 8px;
  position: relative;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link:hover {
  color: var(--accent-color);
}

.nav-link.active {
  color: var(--accent-color);
  background-color: rgba(0, 170, 255, 0.12);
  border: 1px solid rgba(0, 170, 255, 0.3);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 20%;
  width: 60%;
  height: 3px;
  background-color: var(--accent-color);
  border-radius: 3px;
  box-shadow: 0 0 10px var(--accent-color);
}

/* Main Wrapper */
main {
  flex: 1;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

/* Page Transitions */
.page-section {
  animation: fadeInSlide 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeInSlide {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.beranda-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 2.5rem;
  padding: 2rem 0;
}

@media (min-width: 768px) {
  .beranda-container {
    flex-direction: row;
    text-align: left;
    justify-content: space-between;
  }
}

.beranda-img-wrapper {
  position: relative;
  flex-shrink: 0;
}

.beranda-img-wrapper::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    var(--accent-color),
    transparent,
    var(--accent-color)
  );
  animation: rotateGlow 5s linear infinite;
  z-index: 1;
}

@keyframes rotateGlow {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.beranda-img {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  position: relative;
  z-index: 2;
  border: 4px solid var(--card-bg);
  box-shadow: 0 10px 30px var(--accent-glow);
}

.beranda-content {
  max-width: 600px;
}

.badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  background-color: rgba(0, 170, 255, 0.12);
  color: var(--accent-color);
  border: 1px solid rgba(0, 170, 255, 0.3);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.beranda-content h1 {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.beranda-content h1 span {
  color: var(--accent-color);
  background: linear-gradient(90deg, #00aaff, #00e5ff);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.beranda-content p {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 2rem;
}

/* Social Buttons */
.social-icons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

@media (min-width: 768px) {
  .social-icons {
    justify-content: flex-start;
  }
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 1.3rem;
  background-color: var(--card-bg);
  color: var(--text-primary);
  text-decoration: none;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.social-btn i {
  font-size: 1.1rem;
  color: var(--accent-color);
}

.social-btn:hover {
  border-color: var(--accent-color);
  background-color: rgba(0, 170, 255, 0.08);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px var(--accent-glow);
}

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-header h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.section-header h2 span {
  color: var(--accent-color);
}

.section-header p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.experience-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.experience-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--accent-color),
    transparent
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.experience-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 170, 255, 0.4);
  box-shadow:
    0 10px 25px rgba(0, 0, 0, 0.4),
    0 0 15px var(--accent-glow);
}

.experience-card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 46px;
  height: 46px;
  background-color: rgba(0, 170, 255, 0.1);
  border: 1px solid rgba(0, 170, 255, 0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--accent-color);
  font-size: 1.3rem;
}

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

.card-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.card-tag {
  display: inline-block;
  margin-top: 1.2rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--accent-color);
}

footer {
  text-align: center;
  padding: 2rem 1rem;
  border-top: 1px solid var(--card-border);
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-top: 3rem;
}