:root {

  --font-sans: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: 'SF Mono', SFMono-Regular, ui-monospace, 'Cascadia Code', 'DejaVu Sans Mono', Menlo, Consolas, monospace;


  --s-xs: 0.25rem;
  --s-sm: 0.5rem;
  --s-md: 0.75rem;
  --s-lg: 1rem;
  --s-xl: 1.5rem;
  --s-2xl: 2rem;
  --s-3xl: 3rem;
  --s-4xl: 4rem;
  --s-5xl: 6rem;


  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 20px;
  --r-2xl: 28px;


  --c-bg: #fbfbfd;
  --c-bg-alt: #f0f0f5;
  --c-surface: rgba(255, 255, 255, 0.72);
  --c-surface-hover: rgba(255, 255, 255, 0.88);
  --c-surface-solid: #ffffff;
  --c-border: rgba(0, 0, 0, 0.06);
  --c-border-strong: rgba(0, 0, 0, 0.12);
  --c-text: #1d1d1f;
  --c-text-secondary: #58585d;
  --c-text-tertiary: #6e6e73;
  --c-accent: #0071e3;
  --c-accent-hover: #0077ed;


  --c-nav-link: #3a3a3d;
  --c-nav-link-hover: #1d1d1f;
  --c-nav-link-active: #1d1d1f;


  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-blur: blur(20px) saturate(180%);
  --glass-border: 1px solid rgba(255, 255, 255, 0.3);
  --glass-shadow: 0 2px 8px rgba(0, 0, 0, 0.04), 0 8px 32px rgba(0, 0, 0, 0.06);
  --glass-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.06), 0 12px 48px rgba(0, 0, 0, 0.1);


  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration: 0.3s;
  --duration-fast: 0.15s;
}

@media (prefers-color-scheme: dark) {
  :root {
    --c-bg: #000000;
    --c-bg-alt: #0a0a0a;
    --c-surface: rgba(28, 28, 30, 0.72);
    --c-surface-hover: rgba(38, 38, 40, 0.88);
    --c-surface-solid: #1c1c1e;
    --c-border: rgba(255, 255, 255, 0.08);
    --c-border-strong: rgba(255, 255, 255, 0.14);
    --c-text: #f5f5f7;
    --c-text-secondary: #a1a1a6;
    --c-text-tertiary: #8e8e93;
    --c-accent: #2997ff;
    --c-accent-hover: #419cff;


    --c-nav-link: #8a8a90;
    --c-nav-link-hover: #c8c8cc;
    --c-nav-link-active: #f5f5f7;

    --glass-bg: rgba(28, 28, 30, 0.72);
    --glass-border: 1px solid rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 2px 8px rgba(0, 0, 0, 0.2), 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.3), 0 12px 48px rgba(0, 0, 0, 0.4);
  }
}


*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img, video { display: block; max-width: 100%; height: auto; }
a { color: var(--c-accent); text-decoration: none; transition: color var(--duration-fast) var(--ease); }
a:hover { color: var(--c-accent-hover); }


.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--s-xl);
}


.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow);
  transition: box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease);
}
.glass-card:hover {
  box-shadow: var(--glass-shadow-hover);
  transform: translateY(-2px);
}


.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: var(--glass-border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
}


.site-logo {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: -0.02em;
  line-height: 1;
}
.site-logo:hover { color: var(--c-text); opacity: 0.72; }
.site-logo__me {
  font-style: italic;
  font-weight: 400;
  color: var(--c-accent);
  letter-spacing: -0.01em;
}


.site-nav { display: flex; gap: var(--s-xs); }
.nav-link {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--c-nav-link);
  padding: 6px 12px;
  border-radius: var(--r-sm);
  transition: color var(--duration-fast) var(--ease);
}
.nav-link:hover {
  color: var(--c-nav-link-hover);
  background: none;
}
.nav-link--active {
  color: var(--c-nav-link-active);
  font-weight: 600;
}


.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  width: 38px;
  height: 38px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--c-text);
  transition:
    transform 0.35s var(--ease),
    opacity 0.25s var(--ease),
    top 0.35s var(--ease);
  position: relative;
}


.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}


@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .site-nav {
    display: none;
    position: absolute;
    top: 52px;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: var(--s-lg);
    gap: var(--s-xs);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: var(--glass-border);
  }
  .site-nav.is-open { display: flex; }
  .nav-link {
    font-size: 1rem;
    padding: 10px 14px;
  }
}


.section { padding: var(--s-5xl) 0; }
.section__header { text-align: center; margin-bottom: var(--s-4xl); }
.section__overline {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #005bb5;
  margin-bottom: var(--s-sm);
}
@media (prefers-color-scheme: dark) {
  .section__overline { color: #5ab0ff; }
}
.section__title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--c-text);
}
.section__desc {
  font-size: 1.125rem;
  color: var(--c-text-secondary);
  max-width: 640px;
  margin: var(--s-lg) auto 0;
  line-height: 1.6;
}
.section__cta { text-align: center; margin-top: var(--s-3xl); }


.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(52px + var(--s-4xl)) 0 var(--s-4xl);
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(41, 151, 255, 0.15), transparent),
    radial-gradient(ellipse 60% 40% at 80% 50%, rgba(100, 210, 255, 0.08), transparent),
    radial-gradient(ellipse 50% 60% at 10% 80%, rgba(99, 102, 241, 0.07), transparent),
    radial-gradient(ellipse 70% 60% at 30% 60%, rgba(41, 151, 255, 0.05), transparent),
    linear-gradient(165deg, #080812 0%, #0c0c1a 30%, #10101e 50%, #0e0e1a 70%, #0a0a12 100%);
  position: relative;
  overflow: hidden;
  color: #f5f5f7;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

.hero__glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(41, 151, 255, 0.18) 0%, rgba(100, 210, 255, 0.08) 35%, transparent 70%);
  pointer-events: none;
  will-change: transform;
  top: 0;
  left: 0;
  transform: translate(-9999px, -9999px);
  z-index: 0;
  filter: blur(32px);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.hero .container {
  position: relative;
  z-index: 1;
}
.hero__avatar {
  margin-bottom: var(--s-2xl);
  animation: avatarFadeIn 0.8s var(--ease) both;
}
.hero__avatar img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(41, 151, 255, 0.35);
  box-shadow:
    0 0 0 6px rgba(41, 151, 255, 0.08),
    0 8px 32px rgba(0, 0, 0, 0.4);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.hero__avatar img:hover {
  transform: scale(1.05);
  box-shadow:
    0 0 0 6px rgba(41, 151, 255, 0.15),
    0 12px 40px rgba(0, 0, 0, 0.5);
}
@keyframes avatarFadeIn {
  from { opacity: 0; transform: translateY(12px) scale(0.92); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.hero__title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: var(--s-xl);
}
.hero__title-accent {
  background: linear-gradient(135deg, #2997ff 0%, #64d2ff 50%, #5ac8fa 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__subtitle {
  font-size: 1.25rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.55);
  max-width: 680px;
  margin-bottom: var(--s-2xl);
}
.hero__corporate-card {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--r-lg);
  padding: var(--s-xl);
  max-width: 700px;
  margin-bottom: var(--s-2xl);
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.65;
}
.hero__corporate-link {
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  color: #2997ff;
}
.hero__stats {
  display: flex;
  gap: var(--s-4xl);
  padding-top: var(--s-3xl);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.hero__stat-number {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #f5f5f7;
}
.hero__stat-label {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 2px;
}
@media (max-width: 768px) {
  .hero__stats { gap: var(--s-2xl); flex-wrap: wrap; }
}


.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
  text-decoration: none;
}
.btn svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.btn--primary {
  background: var(--c-accent);
  color: #fff;
}
.btn--primary:hover { background: var(--c-accent-hover); color: #fff; transform: scale(1.02); }
.btn--ghost {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  color: var(--c-text);
}
.btn--ghost:hover { background: var(--c-surface-hover); color: var(--c-text); }
.btn--outline {
  background: transparent;
  border: 1.5px solid var(--c-border-strong);
  color: var(--c-text);
}
.btn--outline:hover { background: var(--c-border); }


.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--s-xl);
}
.project-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--r-xl);
  padding: var(--s-xl);
  box-shadow: var(--glass-shadow);
  transition: all var(--duration) var(--ease);
  display: flex;
  flex-direction: column;
}
.project-card:hover {
  box-shadow: var(--glass-shadow-hover);
  transform: translateY(-3px);
}
.project-card[data-hidden="true"] {
  display: none;
}
.project-card__head {
  display: flex;
  align-items: flex-start;
  gap: var(--s-md);
  margin-bottom: var(--s-lg);
}
.project-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.project-card__title a {
  color: var(--c-text);
}
.project-card__title a:hover {
  color: var(--c-accent);
}
.project-card__type {
  font-size: 0.75rem;
  color: var(--c-text-tertiary);
  margin-top: 2px;
}
.project-card__image-wrapper {
  border-radius: var(--r-md);
  overflow: hidden;
  margin-bottom: var(--s-lg);
  background: var(--c-bg-alt);
}
.project-card__image-wrapper img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.project-card__image-wrapper a { display: block; }
.project-card__desc {
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--s-lg);
  flex: 1;
}
.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--s-lg);
}
.tag {
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--c-border);
  color: var(--c-text-secondary);
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease);
  cursor: pointer;
}
.tag:hover {
  background: var(--c-accent);
  color: #fff;
}
a.tag {
  display: inline-block;
}
.project-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--c-accent);
}
.project-card__link svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  transition: transform var(--duration-fast) var(--ease);
}
.project-card__link:hover svg { transform: translateX(3px); }
@media (max-width: 768px) {
  .projects-grid { grid-template-columns: 1fr; }
}


.tag-filter-banner {
  display: flex;
  align-items: center;
  gap: var(--s-md);
  padding: var(--s-md) var(--s-xl);
  margin-bottom: var(--s-2xl);
  justify-content: center;
}
.tag-filter-banner__label {
  font-size: 0.8125rem;
  color: var(--c-text-tertiary);
  font-weight: 500;
}
.tag--active {
  background: var(--c-accent);
  color: #fff;
}
.tag-filter-banner__clear {
  font-size: 0.8125rem;
  color: var(--c-text-secondary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease);
}
.tag-filter-banner__clear:hover { color: var(--c-accent); }


.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--s-xl);
}
.blog-card {
  display: flex;
  flex-direction: column;
  overflow: visible;
  text-decoration: none;
  color: inherit;
}
.blog-card__image-link {
  display: block;
  overflow: hidden;
  border-radius: var(--r-lg) var(--r-lg) 0 0;
}
.blog-card__image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.blog-card:hover .blog-card__image { transform: scale(1.04); }
.blog-card__body { padding: var(--s-xl); flex: 1; display: flex; flex-direction: column; }
.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--s-md);
  margin-bottom: var(--s-md);
  flex-wrap: wrap;
}
.blog-card__meta time {
  font-size: 0.8125rem;
  color: var(--c-text-tertiary);
  cursor: default;
  position: relative;
}
.blog-card__category {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  color: var(--cat-color);
  background: var(--cat-bg);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: opacity var(--duration-fast) var(--ease);
  white-space: nowrap;
}
.blog-card__category:hover { opacity: 0.8; color: var(--cat-color); }
.blog-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.35;
  margin-bottom: var(--s-sm);
}
.blog-card__title a {
  color: var(--c-text);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease);
}
.blog-card__title a:hover { color: var(--c-accent); }
.blog-card__excerpt {
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  line-height: 1.55;
  flex: 1;
}
.blog-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: var(--s-md);
}
@media (max-width: 768px) {
  .blog-grid { grid-template-columns: 1fr; }
}


.timeago {
  position: relative;
  cursor: default;
}
.timeago[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.85);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 400;
  white-space: nowrap;
  padding: 5px 10px;
  border-radius: var(--r-sm);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease);
  z-index: 10;
}
.timeago[data-tooltip]:hover::after {
  opacity: 1;
}


.blog-page { padding: calc(52px + var(--s-4xl)) 0 var(--s-5xl); }
.portfolio-page { padding: calc(52px + var(--s-4xl)) 0 var(--s-5xl); }
.blog-empty {
  text-align: center;
  padding: var(--s-4xl) var(--s-2xl);
  max-width: 480px;
  margin: var(--s-3xl) auto;
}
.blog-empty__icon { font-size: 3rem; margin-bottom: var(--s-lg); }
.blog-empty__title { font-size: 1.5rem; font-weight: 600; margin-bottom: var(--s-sm); }
.blog-empty__desc { color: var(--c-text-secondary); }


.category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--s-2xl);
  justify-content: center;
}
.category-nav__item {
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 100px;
  color: var(--c-text-secondary);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.category-nav__item:hover { color: var(--c-text); background: var(--c-surface-hover); }
.category-nav__item--active {
  color: #fff;
  background: var(--c-accent);
  border-color: transparent;
}
.category-nav__item--active:hover { color: #fff; background: var(--c-accent-hover); }
.category-nav__count {
  display: none;
}


.mandate-banner {
  display: flex;
  align-items: center;
  gap: var(--s-lg);
  padding: var(--s-xl);
  margin-bottom: var(--s-2xl);
}
.mandate-banner__icon { font-size: 2rem; flex-shrink: 0; }
.mandate-banner__text { font-size: 0.9375rem; color: var(--c-text-secondary); line-height: 1.55; }


.post-page { padding: calc(52px + var(--s-3xl)) 0 var(--s-5xl); }


.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 0.8125rem;
  color: var(--c-text-tertiary);
  margin-bottom: var(--s-2xl);
}
.breadcrumb a { color: var(--c-text-secondary); }
.breadcrumb a:hover { color: var(--c-accent); }
.breadcrumb__sep { color: var(--c-border-strong); font-weight: 300; }


.post-header { margin-bottom: var(--s-2xl); }
.post-header__meta {
  display: flex;
  align-items: center;
  gap: var(--s-md);
  margin-bottom: var(--s-lg);
  flex-wrap: wrap;
}
.post-header__reading {
  font-size: 0.8125rem;
  color: var(--c-text-tertiary);
  padding-left: var(--s-md);
  border-left: 1px solid var(--c-border-strong);
}
.post-header__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: var(--s-lg);
}
.post-header__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}


.post-hero-image {
  border-radius: var(--r-xl);
  overflow: hidden;
  margin-bottom: var(--s-3xl);
  background: var(--c-bg-alt);
}
.post-hero-image img { width: 100%; aspect-ratio: 21 / 9; object-fit: cover; }


.post-content {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--c-text);
  text-align: justify;
}
.post-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: var(--s-3xl) 0 var(--s-lg);
}
.post-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--s-2xl) 0 var(--s-md);
}
.post-content p { margin-bottom: var(--s-xl); }
.post-content ul, .post-content ol {
  margin-bottom: var(--s-xl);
  padding-left: var(--s-xl);
}
.post-content li { margin-bottom: var(--s-sm); }
.post-content blockquote {
  border-left: 3px solid var(--c-accent);
  padding: var(--s-lg) var(--s-xl);
  margin: var(--s-2xl) 0;
  background: var(--glass-bg);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-style: italic;
  color: var(--c-text-secondary);
}
.post-content pre {
  background: var(--c-surface-solid);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: var(--s-xl);
  overflow-x: auto;
  margin-bottom: var(--s-xl);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
}
.post-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--c-border);
  padding: 2px 6px;
  border-radius: 4px;
}
.post-content pre code { background: none; padding: 0; border-radius: 0; }
.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--s-xl);
  font-size: 0.9375rem;
}
.post-content th, .post-content td {
  padding: var(--s-md) var(--s-lg);
  text-align: left;
  border-bottom: 1px solid var(--c-border);
}
.post-content th { font-weight: 600; color: var(--c-text-secondary); font-size: 0.8125rem; text-transform: uppercase; letter-spacing: 0.05em; }
.post-content a { text-decoration: underline; text-underline-offset: 3px; }



.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-lg);
  margin-top: var(--s-4xl);
  padding-top: var(--s-3xl);
  border-top: 1px solid var(--c-border);
}
.post-nav__item {
  padding: var(--s-xl);
  text-decoration: none;
  color: inherit;
}
.post-nav__item--next { text-align: right; }
.post-nav__label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--c-accent);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.post-nav__title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.35;
}
.post-nav__item:hover .post-nav__title { color: var(--c-accent); }
@media (max-width: 640px) {
  .post-nav { grid-template-columns: 1fr; }
}


.site-footer {
  padding: var(--s-2xl) 0;
  border-top: 1px solid var(--c-border);
  background: var(--c-bg-alt);
}
.site-footer .container {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-xl);
}
@media (max-width: 600px) {
  .site-footer .container {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--s-lg);
  }
}
.footer__contacts {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
}
.footer__contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--c-border);
  color: var(--c-text-secondary);
  transition: all var(--duration-fast) var(--ease);
  text-decoration: none;
}
.footer__contact-link:hover {
  background: var(--c-accent);
  color: #fff;
  transform: translateY(-2px);
}
.footer__contact-link svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.footer__contact-link--facebook svg,
.footer__contact-link--linkedin svg {
  fill: currentColor;
  stroke: none;
}
.footer__copy {
  font-size: 0.8125rem;
  color: var(--c-text-secondary);
}


#projects { background: var(--c-bg); }
#blog { background: var(--c-bg-alt); }


.error-page {
  text-align: center;
  padding: calc(52px + var(--s-5xl)) 0 var(--s-5xl);
}
.error-page__code {
  font-size: 8rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1;
  background: linear-gradient(135deg, var(--c-accent), #64d2ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.error-page__title {
  font-size: 1.75rem;
  font-weight: 700;
  margin: var(--s-lg) 0;
}
.error-page__desc {
  color: var(--c-text-secondary);
  margin-bottom: var(--s-2xl);
}


.contact-page {
  padding: calc(52px + var(--s-4xl)) 0 var(--s-5xl);
}
.contact-avatar {
  width: 160px;
  height: 160px;
  margin: 0 auto var(--s-2xl);
  border-radius: 50%;
  overflow: hidden;
  box-shadow:
    0 0 0 4px var(--c-surface-solid),
    0 0 0 6px var(--c-border-strong),
    0 8px 32px rgba(0, 0, 0, 0.12);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.contact-avatar:hover {
  transform: scale(1.04);
  box-shadow:
    0 0 0 4px var(--c-surface-solid),
    0 0 0 6px var(--c-accent),
    0 12px 40px rgba(0, 0, 0, 0.18);
}
.contact-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-xl);
  max-width: 720px;
  margin: 0 auto;
}
.contact-card {
  display: flex;
  align-items: center;
  gap: var(--s-xl);
  padding: var(--s-2xl);
  text-decoration: none;
  color: inherit;
}
.contact-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--r-md);
  background: var(--c-border);
  color: var(--c-text-secondary);
  flex-shrink: 0;
  transition: all var(--duration-fast) var(--ease);
}
.contact-card:hover .contact-card__icon {
  background: var(--c-accent);
  color: #fff;
}
.contact-card__icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.contact-card__icon--facebook svg,
.contact-card__icon--linkedin svg {
  fill: currentColor;
  stroke: none;
}
.contact-card__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--c-text-tertiary);
  margin-bottom: 2px;
}
.contact-card__value {
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-text);
  transition: color var(--duration-fast) var(--ease);
}
.contact-card:hover .contact-card__value {
  color: var(--c-accent);
}
@media (max-width: 600px) {
  .contact-grid { grid-template-columns: 1fr; }
}


@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}