/* Abdulkadir Uukow — software engineer portfolio */

:root {
  --header-h: 7rem;
  --radius: 12px;
  --radius-lg: 20px;
  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --bg: #0d1117;
  --bg-subtle: #010409;
  --bg-elevated: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --accent-soft: rgba(88, 166, 255, 0.14);
  --accent-strong: #79c0ff;
  --accent-border-hover: rgba(88, 166, 255, 0.45);
  --green-glow: #3fb950;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.55);
  --btn-fg: #0d1117;
  --btn-shadow: 0 14px 44px rgba(56, 139, 253, 0.32);
  --nav-hover-bg: rgba(230, 237, 243, 0.06);
  --surface-muted: rgba(230, 237, 243, 0.04);
  --header-bg: rgba(13, 17, 23, 0.76);
  --header-bg-solid: rgba(13, 17, 23, 0.94);
  --nav-mobile-bg: #0d1117;
  --home-grid-line: rgba(230, 237, 243, 0.055);
  --mosaic-overlay: linear-gradient(to top, rgba(13, 17, 23, 0.9), transparent 58%);
  --code-chrome: #21262d;
  --code-body-bg: #0d1117;
}

html {
  color-scheme: dark;
  font-size: 62.5%;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #f6f8fa;
  --bg-subtle: #ffffff;
  --bg-elevated: #ffffff;
  --border: #d0d7de;
  --text: #1f2328;
  --muted: #656d76;
  --accent: #0969da;
  --accent-soft: rgba(9, 105, 218, 0.12);
  --accent-strong: #0550ae;
  --accent-border-hover: rgba(9, 105, 218, 0.4);
  --green-glow: #1a7f37;
  --shadow: 0 20px 56px rgba(31, 35, 40, 0.07);
  --btn-fg: #ffffff;
  --btn-shadow: 0 12px 36px rgba(9, 105, 218, 0.26);
  --nav-hover-bg: rgba(31, 35, 40, 0.06);
  --surface-muted: rgba(31, 35, 40, 0.045);
  --header-bg: rgba(246, 248, 250, 0.82);
  --header-bg-solid: rgba(246, 248, 250, 0.96);
  --nav-mobile-bg: #ffffff;
  --home-grid-line: rgba(31, 35, 40, 0.075);
  --mosaic-overlay: linear-gradient(to top, rgba(255, 255, 255, 0.92), transparent 56%);
  --code-chrome: #eaeef2;
  --code-body-bg: #ffffff;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

::selection {
  background: var(--accent-soft);
  color: var(--text);
}

body {
  font-family: var(--font-sans);
  font-size: 1.6rem;
  line-height: 1.65;
  color: var(--text);
  background-color: var(--bg);
  background-image: radial-gradient(ellipse 120% 80% at 50% -20%, var(--accent-soft), transparent 55%);
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color 0.35s ease, color 0.25s ease;
}

body.menu-open {
  overflow: hidden;
}

section[id] {
  scroll-margin-top: calc(var(--header-h) + 1.2rem);
}

#projects {
  scroll-margin-top: calc(var(--header-h) + 0.4rem);
}

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

a {
  color: var(--accent-strong);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  color: var(--accent);
}

.mono {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  z-index: 20000;
  padding: 1rem 1.6rem;
  background: var(--accent);
  color: #ffffff;
  font-weight: 600;
  border-radius: var(--radius);
}

.skip-link:focus {
  left: 1rem;
}

/* ——— Header ——— */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  padding: 0 clamp(1.6rem, 4vw, 4rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  z-index: 1000;
  background: var(--header-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.35s ease;
}

.site-header.is-scrolled,
.site-header.nav-open {
  border-bottom-color: var(--border);
  background: var(--header-bg-solid);
}

.logo {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 2rem;
  color: var(--text);
  letter-spacing: -0.06em;
  flex-shrink: 0;
}

.logo:hover {
  color: var(--text);
  opacity: 0.85;
}

.logo-dot {
  color: var(--accent);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.site-nav__panel {
  display: contents;
}

.site-nav__mobile-head,
.site-nav__mobile-foot {
  display: none;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--muted);
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.site-nav__num {
  display: none;
}

.site-nav a:hover {
  color: var(--text);
  background: var(--nav-hover-bg);
}

.site-nav a.is-active {
  color: var(--accent-strong);
  background: var(--accent-soft);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

.icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 1.8rem;
}

.icon-link:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.25s ease, transform 0.2s ease;
}

.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.theme-toggle:active {
  transform: scale(0.96);
}

.theme-toggle__icon {
  font-size: 1.65rem;
  line-height: 1;
}

[data-theme="dark"] .theme-toggle__icon--dark {
  display: none;
}

[data-theme="light"] .theme-toggle__icon--light {
  display: none;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 4.4rem;
  height: 4.4rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.menu-toggle:hover {
  border-color: var(--accent);
}

.site-header.nav-open .menu-toggle {
  border-color: var(--accent-border-hover);
  background: var(--accent-soft);
}

.menu-toggle__bar {
  display: block;
  width: 2rem;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

.site-header.nav-open .menu-toggle__bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.site-header.nav-open .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.site-header.nav-open .menu-toggle__bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 900px) {
  .site-header.nav-open {
    z-index: 20000;
  }

  .site-header.nav-open::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 0;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    pointer-events: auto;
    animation: mobile-nav-backdrop 0.35s ease both;
  }

  @keyframes mobile-nav-backdrop {
    from {
      opacity: 0;
    }

    to {
      opacity: 1;
    }
  }

  [data-theme="dark"] .site-header.nav-open::before {
    background: rgba(1, 4, 9, 0.72);
  }

  [data-theme="light"] .site-header.nav-open::before {
    background: rgba(246, 248, 250, 0.82);
  }

  body.menu-open {
    overflow: hidden;
  }

  body.menu-open main {
    pointer-events: none;
  }

  body.menu-open .tilt {
    transform: none !important;
    box-shadow: none !important;
  }

  .menu-toggle {
    display: flex;
  }

  .header-actions .btn {
    display: none;
  }

  .site-header.nav-open .logo,
  .site-header.nav-open .header-actions,
  .site-header.nav-open .menu-toggle {
    position: relative;
    z-index: 2;
  }

  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: none;
    min-height: calc(100vh - var(--header-h));
    min-height: calc(100dvh - var(--header-h));
    align-items: stretch;
    padding: 0;
    gap: 0;
    z-index: 1;
    overflow: hidden;
    pointer-events: none;
    visibility: hidden;
  }

  .site-header.nav-open .site-nav {
    pointer-events: auto;
    visibility: visible;
  }

  .site-nav__panel {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: calc(100dvh - var(--header-h));
    padding: 1.6rem clamp(1.4rem, 5vw, 2.4rem) max(1.6rem, env(safe-area-inset-bottom));
    background:
      linear-gradient(165deg, color-mix(in srgb, var(--accent-soft) 55%, transparent), transparent 38%),
      var(--nav-mobile-bg);
    border-top: 1px solid var(--border);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.22);
    transform: translate3d(0, -108%, 0);
    opacity: 0;
    transition: transform 0.42s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.32s ease;
  }

  .site-header.nav-open .site-nav__panel {
    transform: translate3d(0, 0, 0);
    opacity: 1;
  }

  .site-nav__mobile-head {
    display: block;
    padding: 0.4rem 0 1.6rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.4rem;
    animation: mobile-nav-head-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.06s both;
  }

  .site-nav__eyebrow {
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent-strong);
    margin-bottom: 0.45rem;
  }

  .site-nav__tagline {
    font-size: 1.45rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.35;
  }

  .site-nav__list {
    display: flex;
    flex-direction: column;
    gap: 0;
    flex: 1;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    padding: 0.6rem 0;
  }

  .site-nav a {
    position: relative;
    width: 100%;
    font-size: 1.85rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text);
    padding: 1.05rem 0.4rem;
    border-radius: 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
    justify-content: flex-start;
  }

  .site-nav__list a:last-child {
    border-bottom: none;
  }

  .site-nav__num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.8rem;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--accent-strong);
    opacity: 0.9;
  }

  .site-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 3px;
    height: 0;
    border-radius: 3px;
    background: linear-gradient(180deg, var(--accent-strong), var(--green-glow));
    transform: translateY(-50%);
    transition: height 0.22s ease;
  }

  .site-nav a:hover,
  .site-nav a:focus-visible {
    color: var(--accent-strong);
    background: color-mix(in srgb, var(--accent-soft) 42%, transparent);
    padding-left: 0.85rem;
  }

  .site-nav a:hover::after,
  .site-nav a:focus-visible::after,
  .site-nav a.is-active::after {
    height: 1.6rem;
  }

  .site-nav a.is-active {
    color: var(--accent-strong);
    background: color-mix(in srgb, var(--accent-soft) 55%, transparent);
    padding-left: 0.85rem;
  }

  .site-header.nav-open .site-nav__list a {
    animation: mobile-nav-link-in 0.48s cubic-bezier(0.22, 1, 0.36, 1) both;
  }

  .site-header.nav-open .site-nav__list a:nth-child(1) { animation-delay: 0.08s; }
  .site-header.nav-open .site-nav__list a:nth-child(2) { animation-delay: 0.11s; }
  .site-header.nav-open .site-nav__list a:nth-child(3) { animation-delay: 0.14s; }
  .site-header.nav-open .site-nav__list a:nth-child(4) { animation-delay: 0.17s; }
  .site-header.nav-open .site-nav__list a:nth-child(5) { animation-delay: 0.2s; }
  .site-header.nav-open .site-nav__list a:nth-child(6) { animation-delay: 0.23s; }
  .site-header.nav-open .site-nav__list a:nth-child(7) { animation-delay: 0.26s; }
  .site-header.nav-open .site-nav__list a:nth-child(8) { animation-delay: 0.29s; }
  .site-header.nav-open .site-nav__list a:nth-child(9) { animation-delay: 0.32s; }

  @keyframes mobile-nav-head-in {
    from {
      opacity: 0;
      transform: translate3d(0, -0.8rem, 0);
    }

    to {
      opacity: 1;
      transform: translate3d(0, 0, 0);
    }
  }

  @keyframes mobile-nav-link-in {
    from {
      opacity: 0;
      transform: translate3d(-1.2rem, 0, 0);
    }

    to {
      opacity: 1;
      transform: translate3d(0, 0, 0);
    }
  }

  .site-nav__mobile-foot {
    display: block;
    padding-top: 1.2rem;
    margin-top: auto;
    border-top: 1px solid var(--border);
    animation: mobile-nav-head-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.34s both;
  }

  .site-nav__cta {
    width: 100%;
    justify-content: center;
    font-size: 1.55rem;
    padding: 1.15rem 1.6rem;
    box-shadow: 0 12px 32px color-mix(in srgb, var(--accent) 28%, transparent);
  }
}

@media (max-width: 900px) and (prefers-reduced-motion: reduce) {
  .site-header.nav-open::before,
  .site-nav__mobile-head,
  .site-nav__mobile-foot,
  .site-header.nav-open .site-nav__list a {
    animation: none;
  }

  .site-nav__panel {
    transition: none;
  }
}

/* ——— Buttons ——— */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  padding: 1.2rem 2.4rem;
  font-family: var(--font-sans);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--btn-fg);
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  border: none;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: var(--btn-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.btn:hover {
  filter: brightness(1.06);
  transform: translateY(-2px);
  box-shadow: var(--btn-shadow);
  color: var(--btn-fg);
}

.btn:active {
  transform: translateY(0);
}

.btn--small {
  padding: 0.85rem 1.6rem;
  font-size: 1.35rem;
}

.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}

.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
  box-shadow: none;
}

.btn--ghost {
  background: var(--surface-muted);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}

.btn--ghost:hover {
  border-color: var(--muted);
  color: var(--text);
  box-shadow: none;
}

/* ——— Layout utilities ——— */

.section {
  padding: clamp(4rem, 7vw, 6rem) clamp(1.6rem, 5vw, 6rem);
  position: relative;
}

.section__head {
  max-width: 68rem;
  margin: 0 auto 3rem;
  text-align: center;
  position: relative;
}

.section__num {
  display: block;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--muted);
  opacity: 0.85;
  letter-spacing: 0.14em;
  margin-bottom: 0.8rem;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-strong);
  margin-bottom: 1rem;
}

.section__title {
  font-size: clamp(3.2rem, 5vw, 4.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.2rem;
}

.section__subtitle {
  font-size: 1.75rem;
  color: var(--muted);
  max-width: 52rem;
  margin: 0 auto;
}

/* ——— Home ——— */

.home {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--header-h) + 3rem) clamp(1.6rem, 5vw, 6rem) 4rem;
  overflow-x: clip;
  overflow-y: visible;
}

@keyframes home-grid-drift {
  from {
    background-position: 0 0, 0 0;
  }

  to {
    background-position: 48px 24px, -24px 48px;
  }
}

@keyframes home-visual-in {
  from {
    opacity: 0;
    transform: translate3d(0, 1.75rem, 0) scale(0.97);
  }

  to {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes home-rise {
  from {
    opacity: 0;
    transform: translate3d(0, 1.2rem, 0);
  }

  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes home-bar-in {
  from {
    transform: scaleY(0);
    opacity: 0;
  }

  to {
    transform: scaleY(1);
    opacity: 0.9;
  }
}

@keyframes home-badge-glow {
  0%,
  100% {
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--green-glow) 28%, transparent);
  }

  50% {
    box-shadow: 0 0 0 6px color-mix(in srgb, var(--green-glow) 16%, transparent);
  }
}

.home #particles-js {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.home__grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: linear-gradient(var(--home-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--home-grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 20%, transparent 70%);
  pointer-events: none;
  animation: home-grid-drift 36s linear infinite;
}

.home__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 112rem;
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(2.4rem, 4vw, 4.5rem);
  align-items: center;
}

.home__visual {
  display: flex;
  justify-content: center;
  animation: home-visual-in 0.92s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.home__photo-frame {
  position: relative;
  padding: 0.6rem;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--accent), var(--green-glow));
  box-shadow:
    var(--shadow),
    inset 0 0 0 1px color-mix(in srgb, var(--bg) 55%, transparent);
}

.home__photo-frame img {
  width: min(28rem, 72vw);
  height: min(28rem, 72vw);
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--bg);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--text) 10%, transparent);
}

.home__intro {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-width: 0;
}

.home__intro-surface {
  position: relative;
  margin-bottom: 1.6rem;
  padding: clamp(1.6rem, 3vw, 2.4rem) clamp(1.6rem, 3vw, 2.2rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background:
    linear-gradient(160deg, var(--surface-muted), transparent 48%),
    var(--bg-elevated);
  box-shadow: var(--shadow);
  animation: home-rise 0.82s cubic-bezier(0.22, 1, 0.36, 1) 0.12s both;
  min-width: 0;
  overflow-wrap: anywhere;
}

.home__intro-surface::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.4rem;
  bottom: 1.4rem;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--accent-strong), var(--green-glow));
  transform: scaleY(0);
  transform-origin: center top;
  opacity: 0;
  animation: home-bar-in 0.62s cubic-bezier(0.22, 1, 0.36, 1) 0.42s forwards;
}

.home__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 0.75rem;
  margin-bottom: 1.35rem;
}

.home__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-muted);
  color: var(--text);
}

.home__badge--ghost {
  font-weight: 500;
  color: var(--muted);
  background: transparent;
}

.home__badge--live {
  border-color: color-mix(in srgb, var(--accent-strong) 38%, var(--border));
  background: color-mix(in srgb, var(--accent-soft) 45%, transparent);
}

.home__badge-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--green-glow);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--green-glow) 28%, transparent);
  flex-shrink: 0;
  animation: home-badge-glow 2.8s ease-in-out infinite;
}

.home__intro .eyebrow {
  text-align: left;
  margin-bottom: 1.4rem;
}

.home__title {
  font-size: clamp(3.6rem, 6vw, 5.6rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: 1rem;
}

.home__title-accent {
  background: linear-gradient(135deg, var(--accent-strong), var(--green-glow));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.home__role {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.2em 0.35em;
  font-size: clamp(1.8rem, 2.8vw, 2.4rem);
  color: var(--muted);
  margin-bottom: 1.6rem;
  line-height: 1.4;
  max-width: 100%;
}

.home__role-label {
  flex-shrink: 0;
}

.home__role-typed {
  flex: 1 1 12rem;
  min-width: 0;
  max-width: 100%;
  min-height: 1.35em;
  color: var(--text);
  font-weight: 600;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.home__role-typed .typing-text,
.home__role-typed .typed-cursor {
  color: inherit;
  font-weight: inherit;
}

.home__role-typed .typing-text {
  display: inline;
  white-space: normal;
}

.home__lede {
  font-size: 1.75rem;
  color: var(--muted);
  max-width: 46rem;
  margin-bottom: 1.4rem;
}

/* IDE-style snippet */
.home__code {
  margin-bottom: 1.6rem;
  max-width: 48rem;
}

.code-window {
  text-align: left;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
}

.code-window__chrome {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--code-chrome);
  border-bottom: 1px solid var(--border);
}

.code-window__dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.code-window__dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.code-window__dots span:nth-child(1) {
  background: #ff5f56;
}

.code-window__dots span:nth-child(2) {
  background: #ffbd2e;
}

.code-window__dots span:nth-child(3) {
  background: #27c93f;
}

.code-window__filename {
  margin-left: auto;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--muted);
  opacity: 0.92;
  letter-spacing: 0.05em;
}

.code-window__body {
  margin: 0;
  padding: 1.4rem 1.6rem 1.6rem;
  font-size: clamp(1.15rem, 1.9vw, 1.35rem);
  line-height: 1.65;
  background: var(--code-body-bg);
  color: var(--text);
  overflow-x: auto;
}

.code-line {
  display: block;
}

.code-muted {
  color: var(--muted);
}

.code-k {
  color: var(--accent-strong);
  font-weight: 600;
}

.code-prop {
  color: var(--green-glow);
}

.code-s {
  color: var(--accent-strong);
}

.home__metrics {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  max-width: 48rem;
  margin-bottom: 1.2rem;
  padding: 0;
}

.home__metrics li {
  padding: 1.25rem 1.15rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(165deg, var(--surface-muted), var(--bg-elevated));
  text-align: left;
  animation: home-rise 0.58s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.home__metrics li:nth-child(1) {
  animation-delay: 0.3s;
}

.home__metrics li:nth-child(2) {
  animation-delay: 0.36s;
}

.home__metrics li:nth-child(3) {
  animation-delay: 0.42s;
}

.home__metrics strong {
  display: block;
  font-size: 1.8rem;
  color: var(--accent-strong);
  margin-bottom: 0.35rem;
}

.home__metrics span {
  font-size: 1.2rem;
  color: var(--muted);
  line-height: 1.3;
}

.home__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-bottom: 1.6rem;
  animation: home-rise 0.68s cubic-bezier(0.22, 1, 0.36, 1) 0.24s both;
}

.home__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  font-size: 1.35rem;
  color: var(--muted);
  animation: home-rise 0.62s cubic-bezier(0.22, 1, 0.36, 1) 0.52s both;
}

.home__meta .mono {
  color: var(--accent-strong);
}

@media (prefers-reduced-motion: reduce) {
  .home__grid {
    animation: none;
  }

  .home__visual,
  .home__intro-surface,
  .home__actions,
  .home__metrics li,
  .home__meta {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .home__intro-surface::before {
    animation: none;
    transform: none;
    opacity: 0.9;
  }

  .home__badge-dot {
    animation: none;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--green-glow) 28%, transparent);
  }
}

@media (max-width: 900px) {
  .home {
    min-height: auto;
    align-items: flex-start;
    padding: calc(var(--header-h) + 1.2rem) clamp(1.2rem, 4vw, 2.4rem) 2.8rem;
  }

  .home__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.4rem;
    text-align: center;
  }

  .home__intro {
    order: 2;
  }

  .home__visual {
    order: 1;
    margin-bottom: 0.6rem;
    margin-top: 0;
  }

  .home__role {
    justify-content: center;
    text-align: center;
    margin-bottom: 0.85rem;
    min-height: 0;
    font-size: clamp(1.45rem, 4vw, 1.75rem);
  }

  .home__role-typed {
    flex: 1 1 100%;
    min-height: 2.65em;
  }

  .home__code {
    display: none;
  }

  .home__meta {
    display: none;
  }

  .home__photo-frame {
    padding: 0.45rem;
  }

  .home__photo-frame img {
    width: min(18rem, 52vw);
    height: min(18rem, 52vw);
    border-width: 3px;
  }

  .home__intro-surface {
    margin-bottom: 1.2rem;
    padding: 1.4rem 1.3rem;
  }

  .home__badges {
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
  }

  .home__badge {
    font-size: 1.05rem;
    padding: 0.35rem 0.75rem;
  }

  .home__intro .eyebrow {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 0.9rem;
  }

  .home__title {
    font-size: clamp(3rem, 8.5vw, 4.2rem);
    margin-bottom: 0.65rem;
  }

  .home__lede {
    font-size: 1.55rem;
    margin-bottom: 1rem;
    margin-left: auto;
    margin-right: auto;
  }

  .home__intro-surface::before {
    display: none;
    animation: none;
  }

  .home__metrics {
    margin-left: auto;
    margin-right: auto;
    gap: 0.65rem;
    max-width: 100%;
  }

  .home__metrics li {
    text-align: center;
    padding: 0.85rem 0.5rem;
  }

  .home__metrics strong {
    font-size: 1.5rem;
  }

  .home__metrics span {
    font-size: 1.05rem;
  }

  .home__actions {
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
  }
}

@media (max-width: 520px) {
  .home {
    padding-top: calc(var(--header-h) + 0.8rem);
    padding-bottom: 2rem;
  }

  .home__inner {
    gap: 1rem;
  }

  .home__photo-frame img {
    width: min(13.5rem, 44vw);
    height: min(13.5rem, 44vw);
  }

  .home__intro-surface {
    padding: 1.15rem 1rem;
    margin-bottom: 1rem;
  }

  .home__title {
    font-size: clamp(2.6rem, 9vw, 3.4rem);
  }

  .home__role-typed {
    min-height: 2.5em;
  }

  .home__lede {
    font-size: 1.45rem;
    line-height: 1.55;
  }

  .code-window__body {
    padding: 0.9rem 1rem 1rem;
    font-size: 1.05rem;
    line-height: 1.5;
  }

  .code-window__chrome {
    padding: 8px 10px;
  }

  .home__actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 28rem;
    margin-left: auto;
    margin-right: auto;
  }

  .home__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .home__metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .home__metrics li {
    padding: 0.7rem 0.35rem;
  }

  .home__metrics strong {
    font-size: 1.35rem;
  }

  .home__metrics span {
    font-size: 0.95rem;
  }
}

/* ——— About ——— */

.about.section {
  position: relative;
  overflow: hidden;
}

.about.section::before {
  content: "";
  position: absolute;
  inset: auto -20% 0;
  height: min(50vh, 36rem);
  background: radial-gradient(ellipse 70% 80% at 20% 100%, var(--accent-soft), transparent 65%);
  pointer-events: none;
}

.about__shell {
  position: relative;
  z-index: 1;
  max-width: 114rem;
  margin: 0 auto;
  padding: clamp(2rem, 4vw, 3rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(165deg, var(--surface-muted), transparent 42%),
    var(--bg-elevated);
  box-shadow: var(--shadow);
}

.about__grid {
  display: grid;
  grid-template-columns: minmax(28rem, 0.46fr) minmax(0, 1fr);
  gap: clamp(2.4rem, 5vw, 4.5rem);
  align-items: start;
}

.about__visual {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  width: 100%;
  min-width: 0;
}

.about__figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  width: 100%;
}

.about__photo {
  position: relative;
  margin: 0;
  padding: 3px;
  border-radius: calc(var(--radius-lg) + 2px);
  background: linear-gradient(145deg, var(--accent-strong), var(--green-glow));
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}

.about__photo img {
  display: block;
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  object-position: center center;
  border-radius: var(--radius-lg);
  border: 3px solid var(--bg-elevated);
  filter: contrast(1.06) saturate(0.9) brightness(1.02);
}

.about__figure-cap {
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
  padding: 0 0.5rem;
  line-height: 1.4;
}

.about__highlights {
  padding: 1.6rem 1.5rem 1.7rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background:
    radial-gradient(circle at 0% 0%, var(--accent-soft), transparent 55%),
    var(--bg-subtle);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.06);
}

.about__highlights-title {
  margin: 0 0 1.1rem;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.about__stat-grid {
  list-style: none;
  margin: 0 0 1.2rem;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.about__stat {
  margin: 0;
  padding: 1rem 1rem 1.05rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-muted);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  align-items: flex-start;
}

.about__stat-val {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--accent-strong);
  letter-spacing: -0.02em;
  line-height: 1;
}

.about__stat-lbl {
  font-size: 1.15rem;
  color: var(--muted);
  line-height: 1.35;
}

.about__domains {
  margin: 0 0 1.1rem;
  font-size: 1.3rem;
  color: var(--muted);
  line-height: 1.5;
}

.about__lang {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 1.25rem;
  color: var(--text);
}

.about__lang li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.about__lang .mono {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.8rem;
  padding: 0.2rem 0.45rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.about__copy {
  min-width: 0;
  padding-top: 0.25rem;
}

.about__kicker {
  margin: 0 0 1rem;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.about__name {
  font-size: clamp(2.8rem, 4.5vw, 3.8rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin: 0 0 1.4rem;
  color: var(--text);
}

.about__text {
  font-size: clamp(1.6rem, 1.9vw, 1.85rem);
  color: var(--muted);
  line-height: 1.7;
  margin: 0 0 2.6rem;
  max-width: 56rem;
}

.about__panels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(24rem, 1fr));
  gap: 1.6rem;
  margin-bottom: 2.6rem;
}

.about .panel--about {
  position: relative;
  padding: 2.2rem 2rem 2.2rem calc(2rem + 5px);
  background:
    radial-gradient(circle at 0% 0%, var(--accent-soft), transparent 48%),
    var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.about .panel--about::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--accent-strong), var(--green-glow));
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.about .panel--about:hover {
  border-color: var(--accent-border-hover);
  box-shadow: var(--shadow);
}

.panel__title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-strong);
  margin-bottom: 1.25rem;
}

.panel__title i {
  font-size: 1.35rem;
  opacity: 0.9;
  color: var(--accent-strong);
}

.panel__list {
  list-style: none;
  font-size: 1.48rem;
  color: var(--muted);
}

.panel__list li {
  padding: 0.45rem 0;
  padding-left: 1.45rem;
  position: relative;
  line-height: 1.5;
}

.panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-strong), var(--green-glow));
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.about .tag {
  font-family: var(--font-mono);
  font-size: 1.18rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: var(--surface-muted);
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.about .tag:hover {
  border-color: var(--accent-border-hover);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.about__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17.5rem, 1fr));
  gap: 1.1rem;
  margin-bottom: 2.2rem;
}

.about .fact {
  padding: 1.35rem 1.45rem;
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.about .fact:hover {
  border-color: var(--accent-border-hover);
  background: var(--bg-elevated);
}

.fact--wide {
  grid-column: 1 / -1;
}

.fact__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

.fact__value {
  font-size: 1.42rem;
  color: var(--text);
  font-weight: 500;
}

.fact__value a {
  color: inherit;
  border-bottom: 1px solid transparent;
}

.fact__value a:hover {
  border-bottom-color: var(--accent);
  color: var(--accent-strong);
}

.about__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.2rem;
}

@media (max-width: 900px) {
  .about__grid {
    grid-template-columns: 1fr;
    max-width: none;
  }

  .about__visual {
    max-width: 36rem;
    margin: 0 auto;
    width: 100%;
  }

  .about__kicker {
    text-align: center;
  }

  .about__name {
    text-align: center;
  }

  .about__text {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

  .about__actions {
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .about .tag:hover {
    transition: none;
  }
}

/* ——— Expertise cards ——— */

.cards {
  max-width: 112rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(28rem, 1fr));
  gap: 1.8rem;
}

.card {
  padding: 2.4rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.card:hover {
  border-color: var(--accent-border-hover);
}

.card__icon {
  width: 5rem;
  height: 5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 2.2rem;
  margin-bottom: 1.6rem;
}

.card__title {
  font-size: 1.9rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
  letter-spacing: -0.02em;
}

.card__text {
  font-size: 1.45rem;
  color: var(--muted);
}

/* ——— Skills (CV) ——— */

.skills.section {
  position: relative;
}

.skills__shell {
  max-width: 112rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.skills__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.skills__stat {
  padding: 1.4rem 1.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
  text-align: center;
}

.skills__stat-value {
  display: block;
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  font-weight: 600;
  color: var(--accent-strong);
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.skills__stat-label {
  display: block;
  font-size: 1.25rem;
  color: var(--muted);
}

.skills__toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding: 0.35rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
  width: fit-content;
  max-width: 100%;
  margin: 0 auto;
}

.skills__filter {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.skills__filter:hover {
  color: var(--text);
  background: var(--surface-muted);
}

.skills__filter.is-active {
  color: var(--accent-strong);
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
}

.skills__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}

.skills__group {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  padding: 1.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--accent-soft) 35%, transparent), transparent 52%),
    var(--bg-elevated);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease, opacity 0.25s ease;
}

.skills__group::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-strong), var(--green-glow));
  opacity: 0.85;
}

.skills__group:hover {
  border-color: var(--accent-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.14);
}

.skills__group.is-filtered-out {
  display: none;
}

.skills__group--wide {
  grid-column: 1 / -1;
}

.skills__group-head {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.skills__group-icon {
  flex-shrink: 0;
  width: 4.4rem;
  height: 4.4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 1.65rem;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border));
}

.skills__group-title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 0.35rem;
}

.skills__group-meta {
  font-size: 1.05rem;
  color: var(--muted);
}

.skills__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.skills__chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 3.6rem;
  padding: 0.55rem 1.1rem;
  font-size: 1.28rem;
  font-weight: 500;
  color: var(--text);
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-muted);
  line-height: 1.3;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.skills__chip i {
  color: var(--accent-strong);
  font-size: 1.05rem;
  opacity: 0.9;
}

.skills__chip:hover {
  border-color: var(--accent-border-hover);
  background: var(--accent-soft);
  color: var(--accent-strong);
  transform: translateY(-2px);
}

.skills__group.is-visible .skills__chip {
  animation: skills-chip-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.skills__group.is-visible .skills__list li:nth-child(1) .skills__chip { animation-delay: 0.06s; }
.skills__group.is-visible .skills__list li:nth-child(2) .skills__chip { animation-delay: 0.1s; }
.skills__group.is-visible .skills__list li:nth-child(3) .skills__chip { animation-delay: 0.14s; }
.skills__group.is-visible .skills__list li:nth-child(4) .skills__chip { animation-delay: 0.18s; }
.skills__group.is-visible .skills__list li:nth-child(5) .skills__chip { animation-delay: 0.22s; }

@keyframes skills-chip-in {
  from {
    opacity: 0;
    transform: translate3d(0, 0.6rem, 0) scale(0.96);
  }

  to {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@media (max-width: 900px) {
  .skills__grid {
    grid-template-columns: 1fr;
  }

  .skills__group--wide {
    grid-column: auto;
  }
}

@media (max-width: 720px) {
  .skills__stats {
    grid-template-columns: 1fr;
  }

  .skills__toolbar {
    width: 100%;
    border-radius: var(--radius-lg);
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    scrollbar-width: none;
  }

  .skills__toolbar::-webkit-scrollbar {
    display: none;
  }

  .skills__filter {
    flex-shrink: 0;
  }
}

@media (max-width: 520px) {
  .skills__group {
    padding: 1.3rem;
  }

  .skills__chip {
    font-size: 1.2rem;
    min-height: 3.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .skills__chip:hover,
  .skills__group:hover {
    transform: none;
  }

  .skills__group.is-visible .skills__chip {
    animation: none;
  }
}

/* ——— Work experience ——— */

.experience.section {
  position: relative;
}

.experience__shell {
  max-width: 96rem;
  margin: 0 auto;
}

.experience__timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.exp-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(10rem, 13rem) minmax(0, 1fr);
  gap: 1.2rem 2.6rem;
  padding: 2rem 2.2rem 2rem calc(2.2rem + 5px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 0% 0%, var(--accent-soft), transparent 55%),
    var(--bg-elevated);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.exp-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--accent-strong), var(--green-glow));
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.exp-card:hover {
  border-color: var(--accent-border-hover);
  box-shadow: var(--shadow);
}

.exp-card__meta {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding-top: 0.2rem;
}

.exp-card__dates {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--accent-strong);
  letter-spacing: 0.04em;
  line-height: 1.3;
}

.exp-card__location {
  font-size: 1.25rem;
  color: var(--muted);
  font-family: var(--font-mono);
}

.exp-card__body {
  min-width: 0;
}

.exp-card__title {
  margin: 0 0 0.35rem;
  font-size: clamp(1.85rem, 2.2vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text);
}

.exp-card__org {
  margin: 0 0 1.2rem;
  font-size: 1.45rem;
  color: var(--muted);
  font-weight: 500;
}

.exp-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.exp-card__list li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 1.45rem;
  color: var(--muted);
  line-height: 1.55;
}

.exp-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

@media (max-width: 720px) {
  .exp-card {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.7rem 1.7rem 1.7rem calc(1.7rem + 5px);
  }

  .exp-card__meta {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem 1rem;
    padding-top: 0;
  }
}

/* ——— CV highlights mosaic ——— */

.portfolio.section {
  padding-bottom: clamp(2rem, 4vw, 3rem);
}

.mosaic {
  max-width: 112rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(26rem, 1fr));
  gap: 1.4rem;
}

.mosaic__item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16/8;
  background: var(--bg-elevated);
}

.mosaic__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.mosaic__item:hover img {
  transform: scale(1.04);
}

.mosaic__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 1.4rem;
  background: var(--mosaic-overlay);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mosaic__item:hover .mosaic__overlay {
  opacity: 1;
}

.mosaic__caption {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  max-width: 100%;
}

.mosaic__tag {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.mosaic__label {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}

.mosaic__overlay .mono {
  font-size: 1.2rem;
  color: var(--accent-strong);
}

/* ——— Projects ——— */

.blogs.section {
  padding-top: clamp(2.4rem, 4vw, 3.5rem);
}

.project-showcase {
  max-width: 118rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 2rem;
}

.project-card {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  min-height: 28rem;
  background:
    radial-gradient(circle at top right, var(--accent-soft), transparent 45%),
    var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  grid-column: span 4;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.12);
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-strong), var(--green-glow));
  opacity: 0;
  transition: opacity 0.25s ease;
}

.project-card:hover {
  border-color: var(--accent-border-hover);
  transform: translateY(-4px);
  box-shadow: 0 22px 56px rgba(0, 0, 0, 0.2);
}

.project-card:hover::before {
  opacity: 1;
}

.project-card--featured {
  grid-column: span 6;
}

.project-card__media {
  position: relative;
  min-height: 16rem;
  overflow: hidden;
  display: grid;
  place-items: center;
  padding: 1.8rem;
  background:
    radial-gradient(circle at 30% 15%, var(--accent-soft), transparent 35%),
    var(--bg-subtle);
  border-bottom: 1px solid var(--border);
}

.project-card--featured .project-card__media {
  min-height: 100%;
  border-right: 1px solid var(--border);
  border-bottom: 0;
}

.project-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.34), transparent 58%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.project-card:hover .project-card__media::after {
  opacity: 1;
}

.project-card__media img {
  width: 100%;
  max-height: 13rem;
  object-fit: contain;
  transition: transform 0.5s ease, filter 0.3s ease;
}

.project-card--featured .project-card__media img {
  max-height: 24rem;
}

.project-card:hover .project-card__media img {
  transform: scale(1.035);
  filter: saturate(1.05);
}

.project-card__label {
  position: absolute;
  top: 1.2rem;
  left: 1.2rem;
  z-index: 1;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  color: var(--btn-fg);
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.project-card__body {
  padding: clamp(2rem, 2.5vw, 2.6rem);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-card__topline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.2rem;
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 1.08rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  line-height: 1.35;
}

.project-card__topline .mono {
  color: var(--accent-strong);
}

.project-card__topline span:last-child {
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-muted);
  white-space: nowrap;
}

.project-card__body h3 {
  font-size: clamp(2.2rem, 2.4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin-bottom: 1rem;
}

.project-card__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.1rem;
}

.project-card__stack span {
  font-family: var(--font-mono);
  font-size: 1.08rem;
  font-weight: 500;
  padding: 0.34rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-muted);
  color: var(--muted);
}

.project-card__body p {
  font-size: 1.5rem;
  color: var(--muted);
  flex: 1;
  margin-bottom: 1.4rem;
}

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

.project-card__details div {
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-muted);
}

.project-card__details dt {
  margin-bottom: 0.25rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.project-card__details dd {
  color: var(--text);
  font-size: 1.3rem;
}

.project-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: auto;
}

.project-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 3.8rem;
  padding: 0.8rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  background: var(--surface-muted);
  font-family: var(--font-mono);
  font-size: 1.18rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease,
    transform 0.2s ease;
}

.project-link:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
  transform: translateY(-1px);
}

.project-link--primary {
  color: var(--btn-fg);
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
}

.project-link--primary:hover {
  color: var(--btn-fg);
  filter: brightness(1.05);
}

.project-showcase .tilt {
  transform: none !important;
}

.project-showcase .tilt:hover {
  transform: translateY(-4px) !important;
}

.link-arrow {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--accent-strong);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.link-arrow:hover {
  color: var(--accent);
}

.link-arrow i {
  font-size: 1.1rem;
  opacity: 0.85;
}

@media (max-width: 1024px) {
  .project-showcase {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 720px) {
  .project-showcase,
  .project-card--featured {
    grid-template-columns: 1fr;
  }

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

  .project-card__details {
    grid-template-columns: 1fr;
  }

  .project-card__topline {
    flex-direction: column;
    align-items: flex-start;
  }

  .project-card__topline span:last-child {
    white-space: normal;
  }
}

/* ——— Contact ——— */

.contact.section {
  padding-bottom: clamp(4.5rem, 7vw, 7rem);
}

.contact__layout {
  max-width: 112rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(28rem, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(1.6rem, 3vw, 3rem);
  align-items: start;
}

.contact__aside {
  display: flex;
  flex-direction: column;
}

.contact__panel {
  padding: clamp(2.2rem, 4vw, 3.2rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background:
    radial-gradient(circle at top left, var(--accent-soft), transparent 42%),
    var(--bg-elevated);
  box-shadow: var(--shadow);
}

.contact__status {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 2rem;
  padding: 0.6rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  background: var(--surface-muted);
  font-family: var(--font-mono);
  font-size: 1.15rem;
}

.contact__status i {
  color: var(--green-glow);
  font-size: 0.8rem;
}

.contact__panel h3 {
  max-width: 36rem;
  font-size: clamp(2.6rem, 4vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin-bottom: 1.4rem;
}

.contact__panel p {
  max-width: 44rem;
  color: var(--muted);
  font-size: 1.6rem;
  margin-bottom: 2.2rem;
}

.contact__work {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.contact__work span {
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-muted);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 1.15rem;
}

.contact__direct {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.contact__pill {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-muted);
  color: var(--text);
  font-size: 1.35rem;
  word-break: break-word;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.contact__pill:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
  background: var(--accent-soft);
  transform: translateX(4px);
}

.contact__pill i {
  color: var(--accent-strong);
}

.contact-form {
  padding: clamp(2rem, 4vw, 3rem);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.contact-form__head {
  margin-bottom: 1.8rem;
}

.contact-form__head span {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--accent-strong);
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-form__head h3 {
  font-size: clamp(2.2rem, 3vw, 2.8rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.contact-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 1.25rem 1.4rem;
  margin-bottom: 1rem;
  font-family: var(--font-sans);
  font-size: 1.45rem;
  color: var(--text);
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.contact-form textarea {
  resize: vertical;
  min-height: 13rem;
}

.contact-form .btn {
  width: 100%;
  margin-top: 0.4rem;
}

.contact-form__hint {
  margin-top: 1rem;
  font-size: 1.3rem;
  color: var(--muted);
}

@media (max-width: 768px) {
  .contact__layout {
    grid-template-columns: 1fr;
  }

  .contact__work {
    grid-template-columns: 1fr;
  }

  .contact-form__row {
    grid-template-columns: 1fr;
  }
}

/* ——— Credentials ——— */

.credentials.section {
  position: relative;
  overflow: hidden;
}

.credentials.section::before {
  content: "";
  position: absolute;
  inset: 8% -25% auto;
  height: min(55vh, 44rem);
  background: radial-gradient(ellipse 65% 75% at 50% 0%, var(--accent-soft), transparent 72%);
  pointer-events: none;
}

.credentials__shell {
  position: relative;
  z-index: 1;
  max-width: 118rem;
  margin: 0 auto;
}

.credentials__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
  margin-bottom: clamp(2.8rem, 5vw, 4rem);
}

.credentials__stat {
  padding: 1.7rem 1.9rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background:
    linear-gradient(155deg, var(--surface-muted), transparent 55%),
    var(--bg-elevated);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.credentials__stat-value {
  font-size: clamp(2rem, 2.8vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent-strong);
  line-height: 1.1;
}

.credentials__stat-label {
  font-size: 1.3rem;
  color: var(--muted);
  line-height: 1.4;
}

.credentials__block {
  margin-bottom: clamp(3.2rem, 5vw, 4.8rem);
}

.credentials__block:last-child {
  margin-bottom: 0;
}

.credentials__block-head {
  display: flex;
  align-items: flex-start;
  gap: 1.6rem;
  margin-bottom: 2rem;
  padding-bottom: 1.8rem;
  border-bottom: 1px solid var(--border);
}

.credentials__block-icon {
  flex-shrink: 0;
  width: 5.4rem;
  height: 5.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(145deg, var(--accent-soft), var(--surface-muted));
  color: var(--accent-strong);
  font-size: 2.2rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.credentials__block-title {
  font-size: clamp(2rem, 3vw, 2.65rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 0.55rem;
  line-height: 1.15;
}

.credentials__block-lede {
  margin: 0;
  font-size: 1.55rem;
  color: var(--muted);
  max-width: 62rem;
  line-height: 1.55;
}

.credentials__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.credentials__list--degrees {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.6rem;
}

.credentials__list--grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 34rem), 1fr));
  gap: 1.6rem;
}

.cert-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 12rem;
  padding: 1.85rem 2rem 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background:
    radial-gradient(circle at 100% 0%, var(--accent-soft), transparent 52%),
    var(--bg-elevated);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
  overflow: hidden;
  isolation: isolate;
}

.cert-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-strong), var(--green-glow));
  z-index: 0;
}

.cert-card:hover {
  border-color: var(--accent-border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.cert-card > * {
  position: relative;
  z-index: 1;
}

.cert-card--degree {
  flex-direction: row;
  align-items: flex-start;
  gap: 1.8rem;
  min-height: 13rem;
}

.cert-card--degree .cert-card__year {
  flex-shrink: 0;
  margin-top: 0.15rem;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-muted);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--accent-strong);
  letter-spacing: 0.04em;
}

.cert-card--degree .cert-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  flex: 1;
  min-width: 0;
}

.cert-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

.cert-card__year {
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--accent-strong);
  letter-spacing: 0.06em;
}

.cert-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.38rem 0.95rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--accent-strong);
  border: 1px solid var(--accent-border-hover);
  background: var(--accent-soft);
  white-space: nowrap;
}

.cert-pill--muted {
  color: var(--muted);
  border-color: var(--border);
  background: var(--surface-muted);
  align-self: flex-start;
}

.cert-card__title {
  margin: 0;
  font-size: clamp(1.52rem, 1.65vw, 1.82rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.32;
  color: var(--text);
}

.cert-card__org {
  margin: 0;
  margin-top: auto;
  padding-top: 0.35rem;
  font-size: 1.28rem;
  color: var(--muted);
  font-family: var(--font-mono);
  line-height: 1.4;
}

@media (max-width: 900px) {
  .credentials__stats {
    grid-template-columns: 1fr;
  }

  .credentials__list--degrees {
    grid-template-columns: 1fr;
  }

  .credentials__block-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
  }
}

@media (max-width: 520px) {
  .credentials__list--grid {
    grid-template-columns: 1fr;
  }

  .cert-pill {
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cert-card:hover {
    transform: none;
  }
}

/* ——— Footer ——— */

.site-footer {
  margin: 0 clamp(1.6rem, 5vw, 6rem) 2rem;
  padding: 2rem clamp(1.6rem, 4vw, 3rem);
  border-top: 1px solid var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  font-size: 1.4rem;
  color: var(--muted);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  flex-shrink: 0;
}

.site-footer__links a {
  width: 3.8rem;
  height: 3.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--muted);
  background: var(--surface-muted);
  border: 1px solid var(--border);
  font-size: 1.55rem;
  transition: transform 0.2s ease, color 0.2s ease, border-color 0.2s ease,
    background 0.2s ease;
}

.site-footer__links a:hover {
  color: var(--accent-strong);
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-2px);
}

@media (max-width: 720px) {
  .site-footer {
    flex-direction: column;
    text-align: center;
  }
}

/* ——— SaaS scroll reveal ——— */

.reveal {
  opacity: 0;
  transform: translate3d(0, 2.2rem, 0);
  transition:
    opacity 0.78s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.78s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.reveal--left {
  transform: translate3d(-2.4rem, 1.2rem, 0);
}

.reveal--right {
  transform: translate3d(2.4rem, 1.2rem, 0);
}

.reveal--scale {
  transform: translate3d(0, 1.4rem, 0) scale(0.96);
}

.reveal--scale.is-visible,
.reveal--left.is-visible,
.reveal--right.is-visible {
  transform: translate3d(0, 0, 0) scale(1);
}

.section__head.reveal .eyebrow {
  display: inline-block;
}

.section__head.is-visible .eyebrow {
  animation: saas-eyebrow-in 0.72s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--reveal-delay, 0ms) + 0.08s);
}

.section__head.is-visible .section__title {
  animation: saas-title-in 0.82s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--reveal-delay, 0ms) + 0.14s);
}

@keyframes saas-eyebrow-in {
  from {
    opacity: 0;
    letter-spacing: 0.22em;
    transform: translate3d(0, 0.6rem, 0);
  }

  to {
    opacity: 1;
    letter-spacing: 0.12em;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes saas-title-in {
  from {
    opacity: 0;
    transform: translate3d(0, 1rem, 0);
    filter: blur(4px);
  }

  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    filter: blur(0);
  }
}

@keyframes saas-orb-drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }

  50% {
    transform: translate3d(2%, -3%, 0) scale(1.06);
  }
}

@keyframes saas-orb-drift-alt {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }

  50% {
    transform: translate3d(-3%, 2%, 0) scale(1.08);
  }
}

@keyframes saas-shimmer {
  0% {
    background-position: 200% center;
  }

  100% {
    background-position: -200% center;
  }
}

.saas-section {
  overflow: clip;
}

.saas-section::before,
.saas-section::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(72px);
  opacity: 0.42;
  animation: saas-orb-drift 22s ease-in-out infinite;
}

.saas-section::before {
  width: min(42vw, 28rem);
  height: min(42vw, 28rem);
  top: 8%;
  right: -8%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 34%, transparent), transparent 68%);
}

.saas-section::after {
  width: min(36vw, 22rem);
  height: min(36vw, 22rem);
  bottom: 6%;
  left: -6%;
  background: radial-gradient(circle, color-mix(in srgb, var(--green-glow, #3fb950) 22%, transparent), transparent 70%);
  animation-name: saas-orb-drift-alt;
  animation-duration: 26s;
}

.saas-section--alt::before {
  right: auto;
  left: -8%;
}

.saas-section--alt::after {
  left: auto;
  right: -6%;
}

.saas-section > * {
  position: relative;
  z-index: 1;
}

.skills__group.is-visible .skills__chip {
  animation: skills-chip-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.saas-ready .contact__status i {
  animation: saas-pulse-dot 2.4s ease-in-out infinite;
}

@keyframes saas-pulse-dot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.55;
    transform: scale(0.88);
  }
}

.saas-ready .site-header {
  animation: saas-header-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes saas-header-in {
  from {
    opacity: 0;
    transform: translate3d(0, -0.8rem, 0);
  }

  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .saas-section::before,
  .saas-section::after {
    animation: none;
  }

  .section__head.is-visible .eyebrow,
  .section__head.is-visible .section__title,
  .skills__group.is-visible .skills__chip {
    animation: none;
  }

  .saas-ready .site-header {
    animation: none;
  }

  .saas-ready .contact__status i {
    animation: none;
  }
}

/* ——— Scrollbar ——— */

html::-webkit-scrollbar {
  width: 10px;
}

html::-webkit-scrollbar-track {
  background: var(--bg);
}

html::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 999px;
}

html::-webkit-scrollbar-thumb:hover {
  background: var(--muted);
}