:root {
  --bg: #f6f8ff;
  --surface: #ffffff;
  --surface-soft: #eef1ff;
  --text: #111526;
  --text-muted: #4f5670;
  --accent: #5a56f2;
  --accent-soft: #e3e6ff;
  --border: #d9deee;
  --shadow: 0 12px 30px rgba(34, 40, 90, 0.08);
  --radius: 14px;
  --max-width: 1080px;
}

:root[data-theme="dark"] {
  --bg: #0c1020;
  --surface: #161b2f;
  --surface-soft: #202845;
  --text: #f3f5ff;
  --text-muted: #b5bddc;
  --accent: #8784ff;
  --accent-soft: #2b3154;
  --border: #2f385a;
  --shadow: 0 14px 36px rgba(4, 6, 15, 0.55);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Segoe UI", "Aptos", "Trebuchet MS", sans-serif;
  background:
    radial-gradient(circle at 85% 10%, rgba(90, 86, 242, 0.12), transparent 36%),
    radial-gradient(circle at 15% 85%, rgba(57, 123, 255, 0.1), transparent 28%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(8px);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.02em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 10px;
  height: 38px;
  padding: 0 12px;
  cursor: pointer;
}

.menu-toggle {
  display: none;
}

.nav-wrap {
  border-top: 1px solid var(--border);
}

.nav-menu {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 10px 20px;
  list-style: none;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-link {
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 10px;
  color: var(--text-muted);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--text);
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 34px 20px 64px;
}

.page-intro {
  margin-bottom: 26px;
}

.page-intro h1 {
  margin: 0 0 8px;
  font-size: clamp(1.7rem, 1.3rem + 1.6vw, 2.7rem);
}

.page-intro p {
  margin: 0;
  color: var(--text-muted);
  max-width: 70ch;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  margin-bottom: 30px;
}

.panel {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 1.6rem + 2vw, 3rem);
}

.subtitle {
  margin: 8px 0;
  color: var(--text-muted);
  font-size: 1.1rem;
}

.pronouns {
  margin: 0 0 14px;
  color: var(--text-muted);
}

.cta-row {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  height: 40px;
  padding: 0 14px;
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 80%, white), var(--accent));
  color: #ffffff;
  border-color: color-mix(in srgb, var(--accent) 75%, black);
}

.btn-small {
  height: 34px;
  font-size: 0.9rem;
}

.highlight-grid,
.project-grid,
.skill-groups,
.dual-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.highlight-card,
.project-card,
.skill-panel,
.community-box {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 16px;
}

.meta-line {
  margin: 8px 0;
  color: var(--text-muted);
}

.project-links,
.placeholder-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.tag,
.chip {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-soft);
  padding: 6px 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.content-flow {
  display: grid;
  gap: 14px;
}

ul.clean-list {
  margin: 0;
  padding-left: 18px;
}

.social-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.social-link {
  display: inline-flex;
  width: fit-content;
  text-decoration: none;
  border-radius: 8px;
  border: 1px solid var(--border);
  padding: 6px 10px;
  background: var(--surface);
}

.social-link[aria-disabled="true"] {
  opacity: 0.7;
  pointer-events: none;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 26px 20px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--text-muted);
}

.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 420ms ease, transform 420ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .hero,
  .highlight-grid,
  .project-grid,
  .skill-groups,
  .dual-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav-wrap {
    display: none;
  }

  .nav-wrap.is-open {
    display: block;
  }

  .nav-menu {
    display: grid;
    grid-template-columns: 1fr;
  }
}