:root {
  --bg: #f3f5f8;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-strong: #ffffff;
  --text: #101828;
  --muted: #475467;
  --subtle: #98a2b3;
  --line: #e4e7ec;
  --accent: #0f172a;
  --accent-soft: #1d2939;
  --shadow: 0 18px 50px rgba(16, 24, 40, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 5% 0%, rgba(15, 23, 42, 0.06), transparent 42%),
    radial-gradient(circle at 100% 10%, rgba(2, 132, 199, 0.07), transparent 35%),
    linear-gradient(180deg, #f7f8fb 0%, #eef1f5 100%);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.page-shell {
  width: min(100%, calc(var(--max-width) + 40px));
  margin: 0 auto;
  padding: 20px;
}

.site-header {
  position: sticky;
  top: 12px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  padding: 14px 18px;
  border: 1px solid rgba(228, 231, 236, 0.8);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(16, 24, 40, 0.04);
}

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

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 12px;
  border-radius: 999px;
  transition: background-color 160ms ease, color 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: #eef2f7;
  color: var(--text);
  outline: none;
}

main {
  display: grid;
  gap: 20px;
}

.panel {
  border: 1px solid rgba(228, 231, 236, 0.9);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 28px;
}

.hero {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 18px;
  align-items: start;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.97), rgba(255, 255, 255, 0.93)),
    radial-gradient(circle at 0% 0%, rgba(15, 23, 42, 0.08), transparent 48%);
}

.hero.panel {
  padding: 22px;
}

.hero-intro {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.99rem;
  max-width: 62ch;
  text-align: justify;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--subtle);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.18);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--accent-soft);
}

.btn-secondary {
  background: #fff;
  border-color: var(--line);
  color: var(--text);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: #f9fafb;
}

.quick-points {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.quick-points li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
}

.quick-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #1d4ed8;
}

.hero-card {
  border-radius: 16px;
  background: linear-gradient(180deg, #fff 0%, #f8fafc 100%);
  border: 1px solid rgba(228, 231, 236, 0.95);
  overflow: hidden;
  display: grid;
  align-content: start;
  justify-self: end;
  max-width: 290px;
}

.profile-photo {
  width: 132px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center top;
  background: #e5e7eb;
  border-radius: 12px;
  margin: 14px auto;
}

.hero-card-body {
  padding: 14px;
}

.hero-card-body h2 {
  margin: 0;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.hero-card-body > p {
  margin: 4px 0 14px;
  color: var(--muted);
}

.meta-list {
  margin: 0;
  display: grid;
  gap: 12px;
}

.meta-list div {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.meta-list dt {
  margin: 0;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--subtle);
  font-weight: 700;
}

.meta-list dd {
  margin: 4px 0 0;
  color: var(--text);
}

.section-heading {
  display: grid;
  gap: 6px;
  margin-bottom: 16px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.about-grid p {
  margin: 0;
  color: var(--muted);
  text-align: justify;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 4px 0 0;
  position: relative;
  display: grid;
  gap: 12px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, #d0d5dd 0%, #eaecf0 100%);
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 14px;
  align-items: start;
}

.timeline-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 4px solid #fff;
  background: var(--accent);
  box-shadow: 0 0 0 1px rgba(208, 213, 221, 1);
  position: relative;
  z-index: 1;
  margin-top: 16px;
}

.timeline-card {
  background: var(--panel-strong);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
}

.timeline-card header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.timeline-card h3 {
  margin: 0;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
}

.time-range {
  margin: 0;
  color: var(--subtle);
  font-size: 0.9rem;
}

.company {
  margin: 8px 0 0;
  color: var(--muted);
}

.company a {
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid transparent;
}

.company a:hover,
.company a:focus-visible {
  border-bottom-color: currentColor;
  outline: none;
}

.role-summary {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.role-points {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 4px;
}

.role-points li {
  margin: 0;
}

.skills-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.skill-card {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 16px;
}

.skill-card h3 {
  margin: 0 0 12px;
  font-size: 1rem;
}

.tag-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-list li {
  border: 1px solid #d0d5dd;
  background: #f9fafb;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.9rem;
  color: #344054;
}

.note {
  margin: 14px 0 0;
  color: var(--subtle);
  font-size: 0.92rem;
}

.award-list {
  display: grid;
  gap: 12px;
}

.award-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
}

.award-item header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.award-item h3 {
  margin: 0;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.contact-item {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 12px;
  align-items: start;
  text-decoration: none;
  padding: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.contact-item:hover,
.contact-item:focus-visible {
  transform: translateY(-1px);
  border-color: #c7d7fe;
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.08);
  outline: none;
}

.contact-icon {
  color: #344054;
  font-size: 1rem;
  margin-top: 3px;
  font-weight: 700;
  line-height: 1;
}

.contact-item strong {
  display: block;
  font-size: 0.95rem;
}

.contact-item small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  line-height: 1.35;
  word-break: break-word;
}

.site-footer {
  padding: 16px 4px 4px;
  color: var(--subtle);
  text-align: center;
  font-size: 0.92rem;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-card {
    max-width: 420px;
    justify-self: start;
  }

  .about-grid,
  .skills-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .page-shell {
    padding: 14px;
  }

  .site-header {
    top: 8px;
    padding: 12px;
    flex-direction: column;
    align-items: flex-start;
  }

  .brand {
    width: 100%;
    text-align: center;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .site-nav a {
    padding: 7px 10px;
    font-size: 0.92rem;
  }

  .panel {
    padding: 20px;
    border-radius: 14px;
  }

  .hero.panel {
    padding: 18px;
  }

  .hero-copy h1 {
    max-width: none;
  }

  .timeline-card {
    padding: 12px 14px;
  }

  .timeline-card header {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }
}

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

  * {
    transition: none !important;
  }
}