:root {
  --bg: #0b1020;
  --bg-soft: #141b34;
  --card: rgba(255, 255, 255, 0.06);
  --text: #eef2ff;
  --muted: #b7c0dd;
  --primary: #7c9cff;
  --primary-2: #6df0c2;
  --border: rgba(255, 255, 255, 0.15);
  --radius: 16px;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.3);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: radial-gradient(circle at top right, #1f2b57 0%, var(--bg) 45%);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.section {
  padding: 5.5rem 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  backdrop-filter: blur(10px);
  background: rgba(8, 12, 25, 0.75);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0.4px;
}

.logo span {
  color: var(--primary-2);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--text);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px 0;
  background: var(--text);
}

.hero {
  padding-top: 7rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  color: var(--primary-2);
  font-weight: 600;
  letter-spacing: 0.5px;
  margin: 0 0 0.75rem;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  margin-bottom: 1rem;
}

h1 span {
  color: var(--primary);
}

.hero-text,
.about-text,
.projects-note,
.contact-text {
  color: var(--muted);
  max-width: 70ch;
}

.hero-actions {
  margin-top: 1.6rem;
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.2rem;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.btn-primary {
  background: linear-gradient(120deg, var(--primary), #95abff);
  color: #0e152f;
}

.btn-outline {
  border-color: var(--border);
  color: var(--text);
}

.hero-card,
.project-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
}

.hero-card ul {
  margin: 0.5rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.section-heading {
  margin-bottom: 1.4rem;
}

.section-heading h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.3rem);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.8rem;
}

.skill-chip {
  background: rgba(124, 156, 255, 0.14);
  border: 1px solid rgba(124, 156, 255, 0.3);
  color: var(--text);
  padding: 0.7rem 0.9rem;
  border-radius: 999px;
  text-align: center;
  font-weight: 600;
}

.projects-grid {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.skeleton-card {
  overflow: hidden;
}

.skeleton {
  position: relative;
  background: #253150;
  border-radius: 10px;
  margin-bottom: 0.75rem;
}

.skeleton::after {
  content: "";
  position: absolute;
  top: 0;
  left: -150px;
  width: 120px;
  height: 100%;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0),
    rgba(255, 255, 255, 0.28),
    rgba(255, 255, 255, 0)
  );
  animation: shimmer 1.7s infinite;
}

.skeleton-image {
  height: 140px;
}

.skeleton-line {
  height: 12px;
}

.skeleton-line.large {
  width: 85%;
}

.skeleton-line.short {
  width: 55%;
}

@keyframes shimmer {
  100% {
    transform: translateX(420px);
  }
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  color: var(--muted);
}

.footer-content {
  display: flex;
  justify-content: center;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .menu-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    right: 4%;
    left: 4%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #111935;
    display: none;
  }

  .site-nav.open {
    display: flex;
  }
}