:root {
  --bg: #0b1120;
  --bg-soft: #101827;
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.1);
  --text: #e5eefc;
  --muted: #9fb0d1;
  --accent: #62d0ff;
  --accent-2: #7cfc9b;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background:
    radial-gradient(circle at top left, rgba(98, 208, 255, 0.15), transparent 30%),
    radial-gradient(circle at top right, rgba(124, 252, 155, 0.1), transparent 25%),
    linear-gradient(180deg, var(--bg), #111b31 60%, var(--bg));
  color: var(--text);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 80px 0;
}

.alt-section {
  background: rgba(255, 255, 255, 0.02);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(11, 17, 32, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.brand {
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  color: var(--muted);
  font-weight: 500;
}

.nav-links a:hover,
.brand:hover {
  color: var(--accent);
}

.menu-toggle {
  display: none;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 8px 12px;
  cursor: pointer;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  line-height: 1.05;
  margin: 0 0 18px;
}

h1 span,
.section-heading h2,
.card h3 {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lead {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
  max-width: 640px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 28px 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  border-radius: 14px;
  font-weight: 700;
  transition: 0.25s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #3b82f6);
  color: #06111f;
}

.btn-secondary {
  border: 1px solid var(--card-border);
  color: var(--text);
}

.btn:hover,
.contact-card:hover,
.project-card:hover,
.skill-card:hover {
  transform: translateY(-3px);
}

.quick-points {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 8px;
}

.hero-card,
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero-card {
  overflow: hidden;
}

.profile-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.hero-card-body {
  padding: 22px;
}

.hero-card-body h2 {
  margin: 0 0 6px;
}

.hero-card-body p {
  color: var(--muted);
  margin: 0 0 16px;
}

.hero-mini-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-mini-links a {
  color: var(--accent);
  font-size: 0.95rem;
}

.section-heading {
  margin-bottom: 24px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.card {
  padding: 24px;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.skills-grid,
.projects-grid,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.skill-card h3,
.project-card h3,
.contact-card h3 {
  margin: 0 0 14px;
  font-size: 1.2rem;
}

.chips,
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chips span,
.project-tags span {
  border: 1px solid var(--card-border);
  background: rgba(255,255,255,0.04);
  color: #dbeafe;
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.92rem;
}

.contact-card p {
  word-break: break-word;
}

/* Social logo section */
.social-logo-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.social-logo-card {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 84px;
  padding: 18px;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.social-logo-card:hover {
  transform: translateY(-4px);
  border-color: rgba(98, 208, 255, 0.35);
  background: rgba(255, 255, 255, 0.08);
}

.social-logo {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.site-footer {
  padding: 28px 0 48px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 900px) {
  .hero-grid,
  .skills-grid,
  .projects-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .social-logo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav-links {
    position: absolute;
    top: 68px;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    gap: 14px;
    padding: 18px;
    background: rgba(11, 17, 32, 0.98);
    border: 1px solid var(--card-border);
    border-radius: 18px;
  }

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

  .menu-toggle {
    display: block;
  }
}

@media (max-width: 520px) {
  .social-logo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .social-logo-card {
    min-height: 72px;
    padding: 16px;
  }

  .social-logo {
    width: 22px;
    height: 22px;
  }
}