:root {
  color-scheme: light;
  --bg: #f6fbff;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --text: #0f1720;
  --muted: #667085;
  --line: rgba(33, 63, 86, 0.13);
  --blue: #1473e6;
  --blue-strong: #075fba;
  --blue-soft: #e9f5ff;
  --cyan: #bce7ff;
  --shadow: 0 24px 70px rgba(28, 93, 151, 0.12);
  --radius: 8px;
  --max: 1180px;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(246, 251, 255, 0.95), rgba(255, 255, 255, 1) 42%),
    radial-gradient(circle at 50% 0%, rgba(165, 221, 255, 0.34), transparent 34%);
  color: var(--text);
  line-height: 1.58;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: min(calc(100% - 32px), var(--max));
  min-height: 64px;
  margin: 14px auto 0;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 10px 34px rgba(19, 88, 145, 0.08);
  backdrop-filter: blur(20px);
}

.brand,
.nav-links,
.lang-toggle,
.hero-actions,
.quick-links,
.contact-actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 700;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-size: 13px;
}

.nav-links {
  gap: 6px;
  color: #3b4754;
  font-size: 14px;
}

.nav-links a,
.hero-actions a,
.quick-links a,
.quick-links span,
.contact-actions a,
.contact-actions span {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition:
    background 0.18s ease,
    border-color 0.18s ease,
    transform 0.18s ease;
}

.nav-links a {
  padding: 9px 13px;
  border-color: transparent;
}

.nav-links a:hover,
.hero-actions a:hover,
.quick-links a:hover,
.contact-actions a:hover {
  border-color: rgba(20, 115, 230, 0.25);
  background: var(--blue-soft);
}

.lang-toggle {
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f7fbff;
  color: #526070;
  cursor: pointer;
}

.lang-option {
  display: grid;
  place-items: center;
  min-width: 36px;
  height: 30px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
}

.lang-option.active {
  background: #fff;
  color: var(--blue);
  box-shadow: 0 6px 14px rgba(20, 115, 230, 0.12);
}

.section-band,
.section-wrap {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: center;
  gap: 56px;
  min-height: calc(100svh - 88px);
  padding: 76px 0 54px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 880px;
  margin: 0;
  overflow-wrap: normal;
  word-break: keep-all;
  text-wrap: balance;
  font-size: clamp(44px, 6.5vw, 78px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.26;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 720px;
  margin: 24px 0 0;
  color: #405161;
  font-size: clamp(15.5px, 1.25vw, 17px);
  line-height: 1.72;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.hero-actions a,
.contact-actions a,
.contact-actions span {
  justify-content: center;
  padding: 10px 16px;
  color: #1d3347;
  font-weight: 700;
}

.hero-actions .primary-link,
.contact-actions .primary-link {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
}

.hero-actions .primary-link:hover,
.contact-actions .primary-link:hover {
  background: var(--blue-strong);
  color: #fff;
}

.hero-panel {
  position: relative;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(239, 248, 255, 0.84));
  box-shadow: var(--shadow);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 16px 16px auto auto;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), rgba(255, 255, 255, 0));
  opacity: 0.72;
}

.avatar {
  position: relative;
  display: block;
  width: min(100%, 220px);
  aspect-ratio: 1;
  margin: 0 auto 24px;
  border-radius: 28%;
  box-shadow: 0 22px 44px rgba(20, 115, 230, 0.18);
}

.profile-meta {
  position: relative;
  text-align: center;
}

.profile-meta p {
  margin: 4px 0;
  color: var(--muted);
}

.profile-meta .profile-name {
  color: var(--text);
  font-size: 24px;
  font-weight: 800;
}

.profile-facts {
  position: relative;
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
}

.profile-facts div {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 10px;
}

.profile-facts dt {
  color: #31465a;
  font-size: 13px;
  font-weight: 800;
}

.profile-facts dd {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.quick-links {
  position: relative;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 22px;
}

.quick-links a,
.quick-links span {
  padding: 8px 12px;
  color: #33506a;
  font-size: 13px;
  font-weight: 700;
}

.section-wrap {
  padding: 78px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: 0.58fr 1fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 34px;
}

.section-heading .eyebrow {
  margin-bottom: 0;
}

.target-fit {
  padding-top: 34px;
}

.fit-grid,
.education-grid,
.skill-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.fit-grid div,
.education-grid div,
.skill-columns div,
.project-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 16px 42px rgba(28, 93, 151, 0.07);
}

.fit-grid div,
.education-grid div,
.skill-columns div {
  padding: 24px;
}

.fit-grid strong,
.signal-list dt {
  color: #102a42;
  font-size: 18px;
}

.fit-grid p,
.skill-columns p,
.education-grid p,
.timeline-content li,
.about-copy p,
.signal-list dd,
.project-card p,
.project-card dd,
.contact p {
  color: var(--muted);
}

.contact-targets {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding-left: 20px;
  color: #31465a;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 44px;
  align-items: start;
}

.about-copy {
  max-width: 760px;
}

.about-copy p {
  margin: 0 0 18px;
  font-size: 18px;
}

.signal-list {
  display: grid;
  gap: 14px;
  margin: 0;
}

.signal-list div {
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.signal-list div:last-child {
  border-bottom: 1px solid var(--line);
}

.signal-list dt {
  margin-bottom: 6px;
  font-weight: 800;
}

.signal-list dd {
  margin: 0;
}

.timeline {
  display: grid;
  gap: 18px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 34px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.timeline-item:last-child {
  border-bottom: 1px solid var(--line);
}

.timeline-date {
  color: var(--blue);
  font-weight: 800;
}

.timeline-content ul {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding-left: 20px;
}

.education-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.project-card {
  padding: 24px;
}

.project-topline {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

.project-topline span {
  flex: 0 0 auto;
  padding: 6px 9px;
  border-radius: 999px;
  background: var(--blue-soft);
  color: var(--blue-strong);
  font-size: 12px;
  font-weight: 800;
}

.project-card p {
  margin: 16px 0 20px;
}

.project-card dl {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 8px 12px;
  margin: 0;
  font-size: 14px;
}

.project-card dt {
  color: #31465a;
  font-weight: 800;
}

.project-card dd {
  margin: 0;
}

.skill-columns {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.writing-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.writing-list a {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.writing-list span {
  color: var(--blue);
  font-weight: 800;
}

.writing-list strong {
  color: #17212b;
  font-size: 18px;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 44px;
  align-items: center;
  margin-top: 36px;
  margin-bottom: 36px;
  padding: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #ffffff, #edf8ff);
  box-shadow: var(--shadow);
}

.contact h2 {
  font-size: clamp(28px, 4vw, 46px);
}

.contact-actions {
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  padding: 28px 0 44px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 880px) {
  .site-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .nav-links {
    order: 3;
    width: 100%;
    overflow-x: auto;
    padding-top: 4px;
  }

  .hero,
  .about-layout,
  .contact,
  .section-heading {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 24px;
    min-height: auto;
    padding-top: 52px;
  }

  .section-heading {
    gap: 10px;
  }

  .fit-grid,
  .education-grid,
  .project-grid,
  .skill-columns {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .writing-list a {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .contact {
    padding: 28px;
  }
}

@media (max-width: 560px) {
  .section-band,
  .section-wrap,
  .site-header,
  footer {
    width: min(calc(100% - 22px), var(--max));
  }

  h1 {
    font-size: clamp(34px, 9.6vw, 38px);
  }

  .hero-lede {
    margin-top: 20px;
    font-size: 14.5px;
    line-height: 1.68;
  }

  .hero-actions a,
  .contact-actions a,
  .contact-actions span {
    width: 100%;
  }

  .section-wrap {
    padding: 56px 0;
  }

  .project-topline {
    flex-direction: column;
  }
}