:root {
  --oniums-accent: #38bdf8;
  --oniums-accent-deep: #2563eb;
  --oniums-signal: #0f766e;
  --oniums-ink: #0f172a;
  --oniums-muted: #64748b;
  --oniums-surface: #ffffff;
  --oniums-border: rgba(148, 163, 184, 0.24);
  --oniums-page: #f3f6f8;
  --oniums-scrollbar-track: #e8eef5;
  --oniums-scrollbar-thumb: #4f7fda;
  --oniums-scrollbar-thumb-hover: #2563eb;
}

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--oniums-scrollbar-thumb) var(--oniums-scrollbar-track);
  scrollbar-width: auto;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track {
  background: var(--oniums-scrollbar-track);
}

html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb {
  min-height: 48px;
  border: 2px solid var(--oniums-scrollbar-track);
  border-radius: 999px;
  background: linear-gradient(180deg, var(--oniums-accent), var(--oniums-scrollbar-thumb));
  background-clip: padding-box;
}

html::-webkit-scrollbar-thumb:hover,
body::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--oniums-accent-deep), var(--oniums-scrollbar-thumb-hover));
  background-clip: padding-box;
}

html::-webkit-scrollbar-corner,
body::-webkit-scrollbar-corner {
  background: var(--oniums-scrollbar-track);
}

body {
  background:
    radial-gradient(circle at 10% 0, rgba(37, 99, 235, 0.07), transparent 30rem),
    var(--oniums-page);
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgba(100, 116, 139, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(100, 116, 139, 0.035) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  content: "";
}

#page-header.full_page {
  background-position: center 58%;
}

#page-header.full_page::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(2, 6, 23, 0.2), rgba(2, 6, 23, 0.74)),
    linear-gradient(90deg, rgba(15, 23, 42, 0.52), transparent 58%);
  content: "";
}

#page-header.full_page #site-info {
  width: min(92%, 1120px);
  text-align: left;
}

#site-title {
  font-size: clamp(2.4rem, 7vw, 4.8rem) !important;
  font-weight: 760;
  letter-spacing: -0.04em;
}

#site-subtitle {
  margin-top: 0.8rem;
  font-size: clamp(1rem, 2vw, 1.25rem) !important;
  letter-spacing: 0.08em;
  opacity: 0.88;
}

#nav {
  padding-right: max(3.5%, 1.25rem);
  padding-left: max(3.5%, 1.25rem);
}

#page-header.nav-fixed #nav {
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(248, 250, 252, 0.84);
  backdrop-filter: saturate(150%) blur(16px);
}

#page-header.nav-fixed #nav a,
#page-header.nav-fixed #nav #site-name {
  color: var(--oniums-ink);
  text-shadow: none;
}

#content-inner {
  padding-top: 2.25rem;
}

#recent-posts .recent-post-item,
#aside-content .card-widget,
#post,
#page,
.pagination .page-number,
.pagination .extend {
  border: 1px solid var(--oniums-border);
  background: color-mix(in srgb, var(--oniums-surface) 94%, transparent);
  box-shadow: 0 14px 38px rgba(15, 23, 42, 0.07);
}

#recent-posts .recent-post-item {
  min-height: 0;
  border-radius: 18px;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

#recent-posts .recent-post-item:hover {
  border-color: rgba(37, 99, 235, 0.3);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.11);
  transform: translateY(-3px);
}

#recent-posts .recent-post-item > .recent-post-info {
  width: 100%;
  padding: 1.55rem 1.75rem;
}

#recent-posts .recent-post-item .article-title {
  color: var(--oniums-ink);
  font-size: clamp(1.2rem, 2vw, 1.48rem);
  font-weight: 700;
  letter-spacing: -0.015em;
}

#recent-posts .recent-post-item .content {
  color: var(--oniums-muted);
  line-height: 1.85;
}

#aside-content .card-widget {
  border-radius: 16px;
}

#aside-content .card-info .author-info-name {
  color: var(--oniums-ink);
  font-weight: 700;
}

#aside-content .card-info .author-info-description {
  color: var(--oniums-muted);
  line-height: 1.7;
}

#aside-content .card-info #card-info-btn {
  border-radius: 9px;
  background: linear-gradient(135deg, var(--oniums-accent-deep), var(--oniums-signal));
}

#aside-content .aside-list > .aside-list-item .content > .title,
#aside-content .card-categories ul.card-category-list > .card-category-list-item a {
  color: var(--oniums-ink);
}

#post,
#page {
  border-radius: 20px;
}

#article-container {
  color: var(--oniums-ink);
  font-size: 1rem;
  line-height: 1.9;
}

#article-container h2 {
  margin-top: 2.6rem;
  border-bottom: 0;
  color: var(--oniums-ink);
  font-size: 1.55rem;
  letter-spacing: -0.02em;
}

#article-container h2::before {
  display: inline-block;
  width: 4px;
  height: 1.05em;
  margin-right: 0.65rem;
  border-radius: 3px;
  background: linear-gradient(var(--oniums-accent-deep), var(--oniums-signal));
  vertical-align: -0.12em;
  content: "";
}

#article-container blockquote {
  padding: 1rem 1.25rem;
  border-left: 4px solid var(--oniums-signal);
  border-radius: 0 10px 10px 0;
  background: rgba(15, 118, 110, 0.07);
  color: #334155;
}

#article-container table {
  overflow: hidden;
  border: 1px solid var(--oniums-border);
  border-radius: 10px;
}

#article-container table th {
  background: rgba(37, 99, 235, 0.08);
}

#article-container a {
  text-decoration-color: rgba(37, 99, 235, 0.35);
  text-underline-offset: 0.18em;
}

.post-copyright {
  border: 1px solid rgba(37, 99, 235, 0.18);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.07), rgba(15, 118, 110, 0.05));
  box-shadow: none;
}

#footer {
  background: #0b1220;
}

#footer-wrap {
  color: #94a3b8;
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: 0.04em;
}

.text-center#subtitle,
#subtitle {
  letter-spacing: 0.04em;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.55);
}

.index-card {
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 14px;
  box-shadow: 0 12px 35px rgba(15, 23, 42, 0.08);
  overflow: hidden;
}

.markdown-body h2 {
  border-bottom: 0;
  padding-bottom: 0;
}

.markdown-body blockquote {
  border-left-color: var(--oniums-accent);
  background: rgba(56, 189, 248, 0.08);
  border-radius: 0 8px 8px 0;
}

.markdown-body code {
  border-radius: 5px;
}

.about-avatar img {
  border: 3px solid rgba(56, 189, 248, 0.35);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.16);
}

.profile-lead {
  margin: 0 0 1.5rem;
  padding: 1.5rem 1.75rem;
  border: 1px solid rgba(56, 189, 248, 0.22);
  border-radius: 18px;
  background:
    radial-gradient(circle at 100% 0, rgba(56, 189, 248, 0.16), transparent 38%),
    linear-gradient(135deg, rgba(37, 99, 235, 0.09), rgba(56, 189, 248, 0.03));
}

.profile-lead p:last-child {
  margin-bottom: 0;
  font-size: 1.08rem;
  line-height: 1.85;
}

.profile-eyebrow,
.project-kicker,
.timeline-company {
  margin: 0 0 0.45rem;
  color: var(--oniums-accent-deep);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.fact-grid,
.career-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1.25rem 0 2rem;
}

.fact-card,
.career-summary > div {
  display: flex;
  min-height: 92px;
  flex-direction: column;
  justify-content: center;
  padding: 1rem;
  border: 1px solid var(--oniums-border);
  border-radius: 14px;
  background: var(--oniums-surface);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}

.fact-card span,
.career-summary span {
  color: var(--oniums-muted);
  font-size: 0.82rem;
}

.fact-card strong,
.career-summary strong {
  margin-top: 0.3rem;
  color: var(--oniums-ink);
  font-size: 1rem;
}

.skill-cloud,
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.skill-cloud {
  margin: 1rem 0 1.25rem;
}

.skill-cloud span,
.project-tags span {
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(56, 189, 248, 0.24);
  border-radius: 999px;
  color: #0c4a6e;
  background: rgba(56, 189, 248, 0.09);
  font-size: 0.78rem;
  line-height: 1.2;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2rem;
}

.project-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 1.35rem;
  border: 1px solid var(--oniums-border);
  border-radius: 16px;
  background: var(--oniums-surface);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

.project-card-featured {
  grid-column: 1 / -1;
  background:
    radial-gradient(circle at 100% 0, rgba(56, 189, 248, 0.14), transparent 42%),
    var(--oniums-surface);
}

.project-card h2 {
  margin: 0 0 0.75rem;
  color: var(--oniums-ink);
  font-size: 1.25rem;
}

.project-card h2::before,
.timeline-content h2::before {
  display: none !important;
}

.project-card p:not(.project-kicker) {
  flex: 1;
  color: #475569;
  line-height: 1.75;
}

.timeline {
  position: relative;
  margin: 2rem 0;
}

.timeline::before {
  position: absolute;
  top: 0.5rem;
  bottom: 0.5rem;
  left: 8.2rem;
  width: 2px;
  background: linear-gradient(var(--oniums-accent), rgba(148, 163, 184, 0.18));
  content: "";
}

.timeline-item {
  display: grid;
  grid-template-columns: 7rem minmax(0, 1fr);
  gap: 2.4rem;
  margin-bottom: 1.25rem;
}

.timeline-date {
  padding-top: 1.15rem;
  color: var(--oniums-muted);
  font-size: 0.78rem;
  font-weight: 600;
  text-align: right;
}

.timeline-content {
  position: relative;
  padding: 1.2rem 1.35rem;
  border: 1px solid var(--oniums-border);
  border-radius: 16px;
  background: var(--oniums-surface);
}

.timeline-content::before {
  position: absolute;
  top: 1.35rem;
  left: -1.82rem;
  width: 12px;
  height: 12px;
  border: 3px solid var(--oniums-surface);
  border-radius: 50%;
  background: var(--oniums-accent);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.35);
  content: "";
}

.timeline-content h2 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

.timeline-content li {
  margin-bottom: 0.45rem;
}

[data-user-color-scheme="dark"] {
  --oniums-ink: #e2e8f0;
  --oniums-muted: #94a3b8;
  --oniums-surface: rgba(30, 41, 59, 0.72);
  --oniums-border: rgba(148, 163, 184, 0.18);
  --oniums-scrollbar-track: #111827;
  --oniums-scrollbar-thumb: #3b82f6;
  --oniums-scrollbar-thumb-hover: #60a5fa;
}

[data-theme="dark"] {
  --oniums-ink: #e2e8f0;
  --oniums-muted: #94a3b8;
  --oniums-surface: #111c2e;
  --oniums-border: rgba(148, 163, 184, 0.17);
  --oniums-page: #0b1220;
  --oniums-scrollbar-track: #111827;
  --oniums-scrollbar-thumb: #3b82f6;
  --oniums-scrollbar-thumb-hover: #60a5fa;
}

[data-theme="dark"] body {
  background:
    radial-gradient(circle at 10% 0, rgba(37, 99, 235, 0.11), transparent 32rem),
    var(--oniums-page);
}

[data-theme="dark"] #page-header.nav-fixed #nav {
  background: rgba(11, 18, 32, 0.86);
}

[data-theme="dark"] #page-header.nav-fixed #nav a,
[data-theme="dark"] #page-header.nav-fixed #nav #site-name {
  color: var(--oniums-ink);
}

[data-theme="dark"] #article-container blockquote {
  color: #cbd5e1;
}

[data-theme="dark"] .fact-card,
[data-theme="dark"] .career-summary > div,
[data-theme="dark"] .project-card,
[data-theme="dark"] .timeline-content {
  background: rgba(17, 28, 46, 0.82);
}

[data-theme="dark"] .project-card p:not(.project-kicker) {
  color: #cbd5e1;
}

[data-theme="dark"] .skill-cloud span,
[data-theme="dark"] .project-tags span {
  color: #99f6e4;
  background: rgba(15, 118, 110, 0.16);
}

[data-user-color-scheme="dark"] .project-card p:not(.project-kicker) {
  color: #cbd5e1;
}

[data-user-color-scheme="dark"] .skill-cloud span,
[data-user-color-scheme="dark"] .project-tags span {
  color: #bae6fd;
  background: rgba(56, 189, 248, 0.12);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-user-color-scheme]) {
    --oniums-ink: #e2e8f0;
    --oniums-muted: #94a3b8;
    --oniums-surface: rgba(30, 41, 59, 0.72);
    --oniums-border: rgba(148, 163, 184, 0.18);
  }

  :root:not([data-user-color-scheme]) .project-card p:not(.project-kicker) {
    color: #cbd5e1;
  }

  :root:not([data-user-color-scheme]) .skill-cloud span,
  :root:not([data-user-color-scheme]) .project-tags span {
    color: #bae6fd;
    background: rgba(56, 189, 248, 0.12);
  }
}

@media (max-width: 767px) {
  .index-card {
    border-radius: 10px;
  }

  #subtitle {
    font-size: 1.1rem;
  }

  .fact-grid,
  .career-summary,
  .project-grid {
    grid-template-columns: 1fr;
  }

  .project-card-featured {
    grid-column: auto;
  }

  .timeline::before {
    left: 0.35rem;
  }

  .timeline-item {
    display: block;
    margin-left: 1.65rem;
  }

  .timeline-date {
    padding: 0 0 0.35rem;
    text-align: left;
  }

  .timeline-content::before {
    left: -1.75rem;
  }
}