:root {
  --primary-color: #8a2be2;
  --primary-dark: #590094;
  --secondary-color: #0b0e14;
  --bg-color: #f8fafc;
  --card-bg: #ffffff;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg:
    0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  padding-top: 80px;
}

/* NAVBAR */
.navbar {
  position: fixed;
  top: 12px;
  left: 0;
  width: 100%;
  padding: 12px 0;
  background: transparent;
  transition: all 0.3s ease;
  z-index: 1000;
}

.navbar.scrolled {
  transform: translateY(-12px);
  background: transparent;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 12px 0;
  box-shadow: var(--shadow-md);
}

.nav-menu {
  max-width: 1200px;
  margin: auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.title img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-color);
}

.title a {
  text-decoration: none;
  font-weight: 700;
  color: var(--secondary-color);
  font-size: 1.2rem;
}

.nav-list {
  list-style: none;
  display: flex;
  gap: 32px;
}

.nav-list a {
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: color 0.3s ease;
}

.nav-list a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s ease;
}

.nav-list a:hover {
  color: var(--primary-color);
}

.nav-list a:hover::after {
  width: 100%;
}

.nav-social {
  display: flex;
  gap: 16px;
  align-items: center;
}

.nav-social a img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  transition: all 0.3s ease;
  filter: none;
}

.nav-social a:hover img {
  transform: translateY(-3px) scale(1.1);
}

/* HAMBURGER */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-main);
  transition: all 0.3s ease;
}

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

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

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

/* MAIN CONTENT */
main {
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 24px;
}

.container {
  display: flex;
  gap: 40px;
  align-items: start;
}

.content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

aside {
  width: 350px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

article {
  padding: 20px;
}

article h2 {
  font-size: 1.75rem;
  margin-bottom: 24px;
  color: var(--secondary-color);
  display: flex;
  align-items: center;
  gap: 12px;
}

article h2::before {
  content: "";
  width: 8px;
  height: 24px;
  background: var(--primary-color);
  border-radius: 4px;
}

.tech-category h3 {
  font-size: 1.1rem;
  color: var(--secondary-color);
  margin-bottom: 8px;
  font-weight: 600;
}

.tech-category p {
  font-size: 0.95rem;
  color: var(--text-main);
  opacity: 0.85;
}

article p {
  color: var(--text-main);
  text-align: justify;
}

article p.mt-2 {
  margin-top: 15px;
}

.tech-category.mt-3 {
  margin-top: 20px;
}

#tech ul.mt-4 {
  margin-top: 30px;
}

/* TECH STACK */
#tech ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

#tech li {
  flex: 1 1 120px;
  background: #f1f5f9;
  padding: 12px;
  border-radius: 12px;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

#tech li:hover {
  background: var(--primary-color);
  color: white;
  transform: scale(1.05);
}

/* ASIDE SECTION */
.aside-section {
  margin-top: 40px;
}

.aside-card {
  background: var(--card-bg);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid #f1f5f9;
}

.photo {
  padding: 40px 24px;
  text-align: center;
  background: linear-gradient(to bottom, #f8fafc, #ffffff);
}

.photo img {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 20px;
  border: 5px solid white;
  box-shadow: var(--shadow-lg);
}

.photo h2 {
  font-size: 1.5rem;
  margin-bottom: 4px;
  color: var(--secondary-color);
}

.photo p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.bio {
  padding: 24px;
  border-top: 1px solid #f1f5f9;
}

.bio h3 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  text-align: center;
  color: var(--secondary-color);
}

.bio table {
  width: 100%;
}

.bio td {
  padding: 10px 0;
  font-size: 0.9rem;
  border-bottom: 1px solid #f8fafc;
}

.bio tr:last-child td {
  border-bottom: none;
}

.bio td:first-child {
  color: var(--text-muted);
}

.bio td:last-child {
  font-weight: 600;
  text-align: right;
  color: var(--secondary-color);
}

/* FOOTER */
footer {
  background: transparent;
  color: var(--secondary-color);
  padding: 24px 24px;
  text-align: center;
  margin-top: 40px;
}

footer p {
  opacity: 0.6;
  font-size: 0.9rem;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .container {
    flex-direction: column;
    max-width: 800px;
  }

  aside {
    width: 100%;
    position: static;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    padding: 0 20px;
  }

  .hamburger {
    display: flex;
  }

  .nav-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: white;
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid #f1f5f9;
    box-shadow: var(--shadow-lg);
  }

  .nav-list.active {
    display: flex;
  }

  .nav-social {
    display: none;
  }

  main {
    margin: 40px auto;
  }

  article {
    padding: 24px;
  }
}