* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; min-height: 100%; }
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #e9f4ff;
  background:
    radial-gradient(900px circle at 15% 20%, rgba(56, 189, 248, .28), transparent 35%),
    radial-gradient(700px circle at 85% 18%, rgba(59, 130, 246, .24), transparent 32%),
    radial-gradient(800px circle at 50% 90%, rgba(99, 102, 241, .22), transparent 38%),
    linear-gradient(180deg, #050816 0%, #08101f 48%, #050816 100%);
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: -20%;
  pointer-events: none;
  z-index: -2;
  filter: blur(18px);
  opacity: .8;
}

body::before {
  background:
    radial-gradient(circle at 20% 20%, rgba(125, 211, 252, .55) 0 8%, transparent 28%),
    radial-gradient(circle at 80% 18%, rgba(96, 165, 250, .44) 0 10%, transparent 32%),
    radial-gradient(circle at 50% 80%, rgba(129, 140, 248, .38) 0 12%, transparent 34%);
  animation: auroraMove 18s ease-in-out infinite alternate;
}

body::after {
  background:
    linear-gradient(120deg, transparent 0 38%, rgba(255,255,255,.06) 50%, transparent 62%),
    linear-gradient(180deg, rgba(255,255,255,.02), transparent);
  opacity: .35;
  animation: shimmer 12s ease-in-out infinite alternate;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .06;
  background-image:
    radial-gradient(circle, rgba(255,255,255,.85) 1px, transparent 1px);
  background-size: 22px 22px;
  mix-blend-mode: screen;
}

.page {
  width: min(1080px, calc(100% - 24px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.card {
  background: linear-gradient(180deg, rgba(15, 23, 42, .78), rgba(3, 7, 18, .65));
  border: 1px solid rgba(148, 163, 184, .14);
  box-shadow: 0 20px 50px rgba(0,0,0,.26);
  backdrop-filter: blur(18px);
  border-radius: 24px;
}

.hero {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 28px;
  align-items: center;
  padding: 26px;
  margin-top: 18px;
}

.profile-wrap {
  width: 220px;
  aspect-ratio: 1;
  margin: 0 auto;
  position: relative;
}

.profile-wrap::before {
  content: "";
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(125, 211, 252, .18), transparent 62%);
  filter: blur(10px);
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,.12);
  box-shadow: 0 0 0 8px rgba(56,189,248,.08);
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: .22em;
  color: #8bd4ff;
  font-size: .77rem;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.08;
}

.subtitle {
  margin: 10px 0 0;
  color: #c8e5ff;
  font-size: 1rem;
}

.meta-row,
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(15, 23, 42, .5);
  border: 1px solid rgba(148, 163, 184, .14);
  color: #d7ecff;
  font-size: .92rem;
}

.btn {
  appearance: none;
  border: none;
  cursor: pointer;
  text-decoration: none;
  padding: 12px 18px;
  border-radius: 14px;
  font-weight: 700;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn.primary {
  color: white;
  background: linear-gradient(135deg, #38bdf8, #2563eb);
  box-shadow: 0 10px 24px rgba(37,99,235,.24);
}

.btn.ghost {
  color: #d7ecff;
  background: rgba(15, 23, 42, .48);
  border: 1px solid rgba(148, 163, 184, .14);
}

.about-card { margin-top: 18px; }
.about-empty {
  min-height: 28px;
}

.section-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}
.section-head h2 {
  margin: 0;
  font-size: 1.25rem;
}
.section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(148,163,184,.5), transparent);
}

article.card, section.card, footer.card {
  padding: 22px;
}

.grid-two {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 18px;
}

.bio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.bio-item, .contact-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(15, 23, 42, .46);
  border: 1px solid rgba(148, 163, 184, .12);
}

.bio-item span, .contact-item span, .timeline-item p, .footer span {
  color: #c3d7ea;
}
.bio-item strong, .contact-item strong {
  color: #fff;
  font-size: 1rem;
}

.contact-list {
  display: grid;
  gap: 14px;
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px 0;
}
.dot {
  width: 11px;
  height: 11px;
  margin-top: 6px;
  border-radius: 50%;
  background: #7dd3fc;
  box-shadow: 0 0 0 6px rgba(125, 211, 252, .08);
}

.footer {
  margin-top: 18px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  font-weight: 600;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .75s ease, transform .75s ease;
}
.reveal.show {
  opacity: 1;
  transform: translateY(0);
}

body.light {
  color: #06233a;
  background:
    radial-gradient(900px circle at 15% 20%, rgba(125, 211, 252, .36), transparent 35%),
    radial-gradient(700px circle at 85% 18%, rgba(96, 165, 250, .26), transparent 32%),
    radial-gradient(800px circle at 50% 90%, rgba(147, 197, 253, .24), transparent 38%),
    linear-gradient(180deg, #eff7ff 0%, #dfefff 48%, #edf7ff 100%);
}
body.light .card {
  background: rgba(255,255,255,.72);
  color: #06233a;
  border-color: rgba(37,99,235,.12);
}
body.light .chip,
body.light .btn.ghost,
body.light .bio-item,
body.light .contact-item {
  background: rgba(255,255,255,.75);
  color: #06233a;
}
body.light .subtitle,
body.light .bio-item span,
body.light .contact-item span,
body.light .timeline-item p,
body.light .footer span {
  color: #35556f;
}
body.light .section-line {
  background: linear-gradient(90deg, rgba(37,99,235,.25), transparent);
}

@keyframes auroraMove {
  0% { transform: translate3d(-2%, -1%, 0) scale(1); }
  50% { transform: translate3d(2%, 1%, 0) scale(1.06); }
  100% { transform: translate3d(-1%, 2%, 0) scale(1.02); }
}
@keyframes shimmer {
  0% { transform: translateX(-2%) translateY(0); }
  100% { transform: translateX(2%) translateY(1%); }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .meta-row, .cta-row, .footer {
    justify-content: center;
  }
  .grid-two, .bio-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .page { width: min(100% - 16px, 1080px); }
  .hero, article.card, section.card, footer.card { padding: 18px; }
  .grid-two, .bio-grid { grid-template-columns: 1fr; }
  .profile-wrap { width: 180px; }
}