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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: #07111f;
  color: #e7eef8;
  line-height: 1.7;
}

.container {
  width: min(1120px, 90%);
  margin: auto;
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 17, 31, 0.95);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
}

nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  color: white;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.2rem;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 28px;
}

.nav-links a {
  color: #c8d4e5;
  text-decoration: none;
}

.nav-links a:hover {
  color: #58a6ff;
}

.menu-btn {
  display: none;
  border: 0;
  background: transparent;
  color: white;
  font-size: 1.8rem;
}

section {
  padding: 100px 0;
}

.hero {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  background:
    radial-gradient(circle at 80% 20%, rgba(35, 134, 255, 0.20), transparent 30%),
    radial-gradient(circle at 20% 80%, rgba(0, 255, 184, 0.12), transparent 30%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.badge {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid rgba(88,166,255,.35);
  border-radius: 999px;
  color: #58a6ff;
  margin-bottom: 20px;
}

h1 {
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 1;
  margin-bottom: 20px;
}

.hero h2 {
  color: #58a6ff;
  font-size: clamp(1.3rem, 3vw, 2rem);
  margin-bottom: 25px;
}

.hero-text {
  max-width: 700px;
  color: #aebed1;
  font-size: 1.1rem;
}

.hero-buttons,
.contact-buttons {
  margin-top: 30px;
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 13px 22px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  transition: .2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.primary {
  background: #2386ff;
  color: white;
}

.secondary {
  border: 1px solid rgba(255,255,255,.18);
  color: white;
  background: rgba(255,255,255,.04);
}

.hero-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  padding: 12px;
  border-radius: 18px;
}

.terminal {
  border-radius: 12px;
  overflow: hidden;
  background: #020812;
  box-shadow: 0 30px 80px rgba(0,0,0,.35);
}

.terminal-top {
  height: 42px;
  display: flex;
  gap: 8px;
  align-items: center;
  padding-left: 15px;
  background: #0d1725;
}

.terminal-top span {
  width: 12px;
  height: 12px;
  background: #53657a;
  border-radius: 50%;
}

.terminal pre {
  padding: 28px;
  color: #6ef3b4;
  overflow-x: auto;
  font-family: Consolas, monospace;
}

.section-title {
  font-size: 2.4rem;
  margin-bottom: 45px;
}

.alt {
  background: #0a1626;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 50px;
}

.about-grid p {
  margin-bottom: 18px;
  color: #b9c8da;
}

.info-card,
.card,
.project,
.contact-box {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
}

.info-card {
  padding: 28px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  padding: 28px;
}

.card h3 {
  color: #58a6ff;
  margin-bottom: 12px;
}

.card p {
  color: #aebed1;
}

.projects {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
}

.project {
  padding: 30px;
}

.project h3 {
  font-size: 1.5rem;
  margin: 10px 0;
}

.project p,
.project li {
  color: #aebed1;
}

.project ul {
  margin-top: 15px;
  margin-left: 20px;
}

.project-tag {
  color: #6ef3b4;
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
}

.timeline {
  border-left: 2px solid #2386ff;
  padding-left: 30px;
}

.timeline-item {
  margin-bottom: 40px;
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  left: -38px;
  top: 7px;
  border-radius: 50%;
  background: #2386ff;
}

.timeline-item span {
  color: #58a6ff;
  font-weight: 700;
}

.timeline-item p {
  color: #aebed1;
}

.contact-box {
  padding: 40px;
  text-align: center;
}

.contact-box p {
  max-width: 700px;
  margin: 15px auto;
  color: #aebed1;
}

footer {
  padding: 30px 0;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,.08);
  color: #8fa1b5;
}

@media (max-width: 850px) {
  .hero-content,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .projects {
    grid-template-columns: 1fr;
  }

  .nav-links {
    position: absolute;
    left: 0;
    top: 72px;
    width: 100%;
    flex-direction: column;
    background: #07111f;
    padding: 25px 5%;
    display: none;
  }

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

  .menu-btn {
    display: block;
  }
}

@media (max-width: 600px) {
  section {
    padding: 75px 0;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 3rem;
  }
}