:root {
  --bg: #0a1020;
  --bg-soft: #101a32;
  --card: rgba(255, 255, 255, 0.08);
  --card-strong: rgba(255, 255, 255, 0.13);
  --text: #f7f9fc;
  --muted: #b8c1d6;
  --line: rgba(255, 255, 255, 0.16);
  --accent: #64d2ff;
  --accent-2: #8b5cf6;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(100, 210, 255, 0.22), transparent 32rem),
    radial-gradient(circle at 85% 0%, rgba(139, 92, 246, 0.24), transparent 30rem),
    linear-gradient(135deg, #070b16 0%, #0a1020 50%, #101a32 100%);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
img { max-width: 100%; display: block; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  padding: .75rem 1rem;
  border-radius: 999px;
  background: var(--white);
  color: #0a1020;
  z-index: 20;
}
.skip-link:focus { left: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(10, 16, 32, 0.72);
  border-bottom: 1px solid var(--line);
}
.nav {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand, .nav-links { display: flex; align-items: center; gap: 14px; }
.brand { font-weight: 800; letter-spacing: -0.03em; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--white);
  box-shadow: 0 12px 30px rgba(100, 210, 255, 0.22);
}
.nav-links { font-size: .94rem; color: var(--muted); }
.nav-links a { padding: .45rem .2rem; }

.section-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}
.hero {
  min-height: 76vh;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
  align-items: center;
  gap: 44px;
  padding: 80px 0 54px;
}
.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 24px;
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: .92;
  letter-spacing: -0.08em;
}
h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.06em;
}
h3 { margin-bottom: 10px; font-size: 1.15rem; }
.hero-text, .credential-band p, .cta-section p, .resume-hero p {
  color: var(--muted);
  font-size: 1.12rem;
  max-width: 720px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid var(--line);
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--white);
  border-color: transparent;
}
.btn.secondary { background: rgba(255, 255, 255, .06); color: var(--text); }

.profile-card, .info-card, .credential-band, .cta-section, .resume-viewer, .resume-hero {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--card-strong), var(--card));
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}
.profile-card {
  padding: 24px;
  backdrop-filter: blur(20px);
}
.profile-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 24px;
  border: 1px solid var(--line);
  margin-bottom: 22px;
}
.profile-card h2 { font-size: 1.8rem; margin-bottom: 2px; }
.profile-card p { color: var(--muted); margin-bottom: 18px; }
.profile-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.profile-tags span {
  padding: 7px 10px;
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, .08);
  border: 1px solid var(--line);
  font-size: .83rem;
}

.split-section {
  padding: 72px 0;
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 40px;
  align-items: start;
}
.card-grid { display: grid; gap: 16px; }
.info-card { padding: 24px; }
.info-card p { color: var(--muted); margin-bottom: 0; }

.credential-band {
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr .95fr;
  gap: 30px;
  align-items: center;
}
.credential-list { display: grid; gap: 12px; }
.credential-list div {
  display: grid;
  gap: 2px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, .07);
  border: 1px solid var(--line);
}
.credential-list strong { font-size: 1.25rem; }
.credential-list span { color: var(--muted); }

.cta-section {
  margin-top: 72px;
  margin-bottom: 72px;
  padding: 36px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.cta-section p { margin-bottom: 0; }

.resume-hero {
  margin-top: 52px;
  padding: 40px;
  text-align: center;
}
.resume-hero h1 { font-size: clamp(2.7rem, 7vw, 5.5rem); margin-bottom: 10px; }
.center-actions { justify-content: center; }
.resume-viewer { margin-top: 24px; margin-bottom: 72px; padding: 16px; overflow: hidden; }
.resume-viewer iframe { width: 100%; height: 80vh; min-height: 720px; border: 0; border-radius: 18px; background: #fff; }

.site-footer {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 38px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
}
.site-footer p { margin: 0; }
.site-footer div { display: flex; gap: 18px; flex-wrap: wrap; }

@media (max-width: 860px) {
  .nav { align-items: flex-start; flex-direction: column; }
  .nav-links { flex-wrap: wrap; }
  .hero, .split-section, .credential-band { grid-template-columns: 1fr; }
  .hero { padding-top: 54px; }
  .profile-card { max-width: 420px; }
  .cta-section, .site-footer { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
  .section-shell, .nav, .site-footer { width: min(100% - 28px, 1120px); }
  h1 { font-size: clamp(2.7rem, 18vw, 4rem); }
  .hero-actions, .center-actions { width: 100%; }
  .btn { width: 100%; }
  .credential-band, .cta-section, .resume-hero { padding: 24px; }
  .resume-viewer iframe { min-height: 600px; }
}