:root {
  --bg: #0b1220;
  --bg-elevated: #121a2b;
  --text: #eef3fb;
  --text-muted: #8fa0b8;
  --accent: #7ec8ff;
  --accent-warm: #f0b46a;
  --accent-2: #9ad7b5;
  --border: rgba(238, 243, 251, 0.08);
  --radius: 18px;
  --font-sans: "Noto Sans SC", system-ui, sans-serif;
  --font-display: "Instrument Serif", "Noto Sans SC", Georgia, serif;
  --max: 920px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.bg-glow {
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(ellipse 70% 45% at 12% -8%, rgba(126, 200, 255, 0.2), transparent 55%),
    radial-gradient(ellipse 55% 40% at 88% 8%, rgba(240, 180, 106, 0.12), transparent 50%),
    radial-gradient(ellipse 50% 35% at 55% 100%, rgba(154, 215, 181, 0.08), transparent 60%);
  pointer-events: none;
}

.constellation {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  opacity: 0.45;
  background-image:
    radial-gradient(1.5px 1.5px at 8% 18%, rgba(238, 243, 251, 0.7), transparent),
    radial-gradient(1px 1px at 22% 42%, rgba(126, 200, 255, 0.8), transparent),
    radial-gradient(1.5px 1.5px at 38% 12%, rgba(238, 243, 251, 0.55), transparent),
    radial-gradient(1px 1px at 55% 28%, rgba(240, 180, 106, 0.75), transparent),
    radial-gradient(1.5px 1.5px at 72% 16%, rgba(238, 243, 251, 0.5), transparent),
    radial-gradient(1px 1px at 86% 38%, rgba(154, 215, 181, 0.7), transparent),
    radial-gradient(1px 1px at 15% 68%, rgba(126, 200, 255, 0.55), transparent),
    radial-gradient(1.5px 1.5px at 48% 72%, rgba(238, 243, 251, 0.4), transparent),
    radial-gradient(1px 1px at 78% 78%, rgba(240, 180, 106, 0.55), transparent),
    radial-gradient(1px 1px at 92% 62%, rgba(238, 243, 251, 0.45), transparent);
}

.noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.03;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: calc(var(--max) + 48px);
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  backdrop-filter: blur(14px);
  background: rgba(11, 18, 32, 0.7);
  border-bottom: 1px solid transparent;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  gap: 1.25rem;
}

.nav a {
  font-size: 0.92rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

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

main {
  max-width: calc(var(--max) + 48px);
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.hero {
  padding: 5.5rem 0 4rem;
}

.eyebrow {
  margin: 0 0 1rem;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-title {
  margin: 0 0 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 10vw, 5.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  background: linear-gradient(120deg, #fff 15%, var(--accent) 48%, var(--accent-warm) 88%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.8vw, 2rem);
  font-style: italic;
  font-weight: 400;
  color: var(--accent-2);
}

.name-gloss {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.65rem;
  margin: 0 0 1.35rem;
  padding: 0.55rem 0.9rem;
  width: fit-content;
  max-width: 100%;
  border-radius: 999px;
  border: 1px solid rgba(126, 200, 255, 0.22);
  background: rgba(126, 200, 255, 0.06);
  color: var(--text-muted);
  font-size: 0.88rem;
}

.name-gloss em {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

.gloss-dot {
  opacity: 0.45;
}

.hero-lead {
  max-width: 36rem;
  margin: 0 0 2rem;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease;
}

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

.btn.primary {
  background: linear-gradient(120deg, var(--accent), #a8dbff);
  color: #0b1220;
}

.btn.primary:hover {
  background: linear-gradient(120deg, #97d4ff, #c5e8ff);
}

.btn.ghost {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.btn.ghost:hover {
  border-color: rgba(240, 180, 106, 0.4);
}

.section {
  padding: 3.5rem 0;
  border-top: 1px solid var(--border);
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.section-head h2 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 500;
}

.section-head .en {
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.about-card,
.contact-card {
  padding: 1.5rem 1.6rem;
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(18, 26, 43, 0.95), rgba(14, 20, 34, 0.75));
  border: 1px solid var(--border);
}

.about-card p,
.contact-card p {
  margin: 0 0 1.1rem;
  color: var(--text-muted);
}

.about-card strong {
  color: var(--text);
  font-weight: 500;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tags li {
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--accent);
  background: rgba(126, 200, 255, 0.1);
  border: 1px solid rgba(126, 200, 255, 0.2);
}

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

.card {
  position: relative;
  padding: 1.4rem 1.35rem 1.25rem;
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.card:hover {
  border-color: rgba(240, 180, 106, 0.4);
  transform: translateY(-2px);
}

.card-num {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--accent-warm);
  margin-bottom: 0.85rem;
  opacity: 0.9;
}

.card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
  font-weight: 500;
}

.card p {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.card-meta {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.7;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.contact-pill {
  display: inline-flex;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.contact-pill:not(.muted):hover {
  border-color: rgba(126, 200, 255, 0.45);
  color: var(--accent);
}

.contact-pill.muted {
  color: var(--text-muted);
  cursor: default;
}

.site-footer {
  max-width: calc(var(--max) + 48px);
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.85rem;
}

.site-footer p {
  margin: 0;
}

.footer-note {
  opacity: 0.7;
}

@media (max-width: 800px) {
  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 3.5rem;
  }

  .nav {
    gap: 0.9rem;
  }
}

@media (max-width: 480px) {
  .site-header {
    padding-inline: 1.1rem;
  }

  main {
    padding-inline: 1.1rem;
  }

  .nav a {
    font-size: 0.85rem;
  }

  .name-gloss {
    font-size: 0.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .card {
    transition: none;
  }
}