:root {
  --bg: #d4d4d4; /* deep navy */
  --page-accent: #2d3748; /* dark slate */
  --card: #ffffff; /* white */
  --muted: #718096; /* muted blue-gray */
  --accent: #4a90e2; /* bright navy blue */
  --accent-2: #1e3a8a; /* deep navy */
  --glass: rgba(30, 58, 138, 0.1); /* transparent navy */
  --radius: 14px;
  color-scheme: dark;
}

* {
  box-sizing: border-box
}

html,
body {
  height: 100%
}

body {
  font-family: 'Manrope', Inter, Segoe UI, Roboto, system-ui, -apple-system, 'Helvetica Neue', Arial;
  background: linear-gradient(180deg, var(--bg) 0%, #eef6f8 100%);
  color: #0f1724;
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
  position: relative;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px
}

.site-header {
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.04);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden
}

.skip-link:focus {
  position: static;
  width: auto;
  height: auto;
  padding: 12px;
  border-radius: 6px;
  background: var(--glass);
  margin: 8px 18px;
  color: var(--accent);
  text-decoration: none
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0
}

.brand {
  font-weight: 700;
  letter-spacing: 0.2px;
  color: var(--accent-2);
  text-decoration: none;
  font-size: 1.15rem
}

.nav a {
  color: var(--muted);
  margin-left: 18px;
  text-decoration: none;
  font-weight: 600
}

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

.hero {
  padding: 64px 16px;
  display: flex;
  align-items: center;
  background: linear-gradient(90deg, rgba(14, 165, 164, 0.03), rgba(124, 58, 237, 0.03));
  border-radius: 18px
}

.hero-inner {
  display: flex;
  gap: 30px;
  align-items: center
}

.headshot-wrap {
  width: 160px;
  height: 160px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  padding: 6px
}

.headshot {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 999px;
  background: linear-gradient(180deg, #fff, #f3f7f8);
  object-fit: cover;
  border: 6px solid rgba(14, 165, 164, 0.08)
}

.hero-copy {
  max-width: 780px
}

.hero h1 {
  font-size: 2.2rem;
  margin: 0 0 8px
}

.lead {
  color: var(--muted);
  font-size: 1.04rem;
  margin: 0 0 16px
}

.cta-row {
  margin: 18px 0;
  display: flex;
  gap: 12px
}

.btn {
  padding: 10px 16px;
  border-radius: 12px;
  font-weight: 700;
  text-decoration: none;
  display: inline-block;
  transition: transform .18s ease, box-shadow .18s ease
}

.btn:active {
  transform: translateY(1px)
}

.btn-primary {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #ffffff;
  border: 0;
  box-shadow: 0 8px 20px rgba(14, 165, 164, 0.08)
}

.btn-outline {
  border: 1px solid rgba(15, 23, 42, 0.06);
  color: var(--accent);
  background: transparent
}

.meta-list {
  display: flex;
  gap: 18px;
  color: var(--muted);
  list-style: none;
  padding: 0;
  margin: 10px 0 0
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  margin: 18px auto;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
  border: 1px solid rgba(15, 23, 42, 0.04);
  max-width: 1100px
}

.section-grid {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 24px;
  align-items: start
}

/* Styles for the Skills section */
.skills {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  margin-top: 20px;
}

.skills h3 {
  font-size: 1.5rem;
  color: var(--accent-2);
  margin-bottom: 12px;
}

/* Updated text color for skill cards */
.skill-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
}

.skill-list li {
  font-size: 1rem;
  color: #fff; /* Changed text color to white */
  padding: 8px 12px;
  background: var(--page-accent);
  border-radius: 8px;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.skill-list li:hover {
  background: var(--accent);
  color: #fff; /* Ensure text remains white on hover */
  transform: translateY(-2px);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px
}

.project {
  background: linear-gradient(180deg, rgba(14, 165, 164, 0.03), rgba(124, 58, 237, 0.02));
  padding: 14px;
  border-radius: 12px
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 8px 0
}

.contact-list a {
  color: var(--accent)
}

.social-cta {
  margin-top: 14px
}

.site-footer {
  padding: 18px 0;
  border-top: 1px solid rgba(15, 23, 42, 0.04);
  color: var(--muted);
  font-size: 0.95rem
}

/* Decorative accent blob */
body::before {
  content: "";
  position: fixed;
  right: -120px;
  top: -80px;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle at 30% 30%, rgba(124, 58, 237, 0.12), rgba(14, 165, 164, 0.08) 40%, transparent 60%);
  filter: blur(40px);
  z-index: 0;
  pointer-events: none;
}

/* Headings accent */
h1,
h2,
h3,
h4 {
  position: relative
}

/* Ensure content sits above decorative elements */
main,
.site-header,
.site-footer {
  position: relative;
  z-index: 1
}

/* Responsive tweaks */
@media (max-width:880px) {
  .section-grid {
    grid-template-columns: 1fr
  }

  .hero-inner {
    flex-direction: column;
    align-items: flex-start
  }

  .headshot-wrap {
    width: 128px;
    height: 128px
  }

  .container {
    padding: 18px
  }
}

@media (prefers-reduced-motion:reduce) {
  * {
    animation: none !important;
    transition: none !important
  }
}

/* Accordion / expandable card styles */
.card h2,
.card h3,
.card h4 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 12px;
}

.card-toggle {
  background: transparent;
  border: 0;
  padding: 6px 8px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--muted);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px
}

.card-toggle:focus {
  outline: 2px solid rgba(14, 165, 164, 0.14);
  outline-offset: 2px
}

.card .chev {
  display: inline-block;
  transition: transform .18s ease;
  color: var(--accent-2);
  font-size: 1.05rem
}

.card[data-collapsed="true"] .chev {
  transform: rotate(-90deg)
}

.card-body {
  margin-top: 8px;
  overflow: hidden;
  max-height: 0;
  transition: max-height 280ms cubic-bezier(.2, 0, .2, 1)
}

.visually-hidden {
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
  border: 0;
  padding: 0;
  margin: -1px
}