:root {
  --shell-max-width: 980px;
  --text: #e6ebff;
  --muted: #9ba8cf;
  --muted-2: #9aa7cb;
  --label: #8ea4dd;
  --accent: #5ca2ff;
  --accent-strong: #0f6fff;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  margin: 0;
  font-family: Inter, system-ui, -apple-system, sans-serif;
}

.page {
  color: var(--text);
  background: radial-gradient(circle at 20% 20%, #171f3a 0%, #090d16 40%, #05070c 100%);
  min-height: 100vh;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.glow {
  filter: blur(70px);
  pointer-events: none;
  border-radius: 50%;
  position: absolute;
}

.glow-left {
  background: #1774ff59;
  width: 320px;
  height: 320px;
  bottom: 10%;
  left: -100px;
}

.glow-right {
  background: #2c92ff33;
  width: 260px;
  height: 260px;
  top: 5%;
  right: -60px;
}

.content {
  max-width: var(--shell-max-width);
  background: linear-gradient(#101422f5 0%, #080b13f2 100%);
  border: 1px solid #ffffff1a;
  border-radius: 24px;
  margin: 0 auto;
  padding: 2rem;
  position: relative;
  box-shadow: 0 30px 80px #020818b3;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--label);
  margin: 0;
  font-size: 0.72rem;
}

h1 {
  margin: 0.7rem 0 0.8rem;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.1;
}

.lead {
  color: var(--muted);
  max-width: 680px;
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.6;
}

.lead strong {
  color: #dbe5ff;
  font-weight: 600;
}

.hero-actions {
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.45rem;
  display: flex;
}

.hero-secondary {
  color: #dbe5ff;
  border: 1px solid #ffffff29;
  border-radius: 999px;
  align-items: center;
  padding: 0.85rem 1.35rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
  display: inline-flex;
}

.hero-secondary:hover {
  color: #fff;
  border-color: #5ca2ff8c;
  transform: translateY(-2px);
}

.pdf-btn {
  color: #fff;
  background: linear-gradient(180deg, #ff3b30 0%, #d70015 100%);
  border-radius: 999px;
  align-items: center;
  padding: 0.85rem 1.35rem;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  box-shadow: 0 8px 24px #e1060059;
  transition: filter 0.2s, transform 0.2s, box-shadow 0.2s;
}

.pdf-btn:hover {
  color: #fff;
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px #e1060073;
}

.lang-btn {
  color: #f4f7ff;
  background:
    radial-gradient(120% 160% at 0% 50%, color-mix(in srgb, var(--lang) 32%, transparent), transparent 58%),
    #10131ee8;
  border: 1px solid color-mix(in srgb, var(--lang) 62%, transparent);
  border-radius: 18px;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 1.25rem 0.9rem;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  display: flex;
  box-shadow: 0 12px 32px color-mix(in srgb, var(--lang) 16%, transparent);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.lang-mark {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--lang);
  box-shadow: 0 0 14px var(--lang);
}

.lang-btn:hover {
  border-color: var(--lang);
  transform: translateY(-3px);
  box-shadow: 0 16px 40px color-mix(in srgb, var(--lang) 34%, transparent);
}

.reveal {
  opacity: 0;
  transition: opacity 0.7s, transform 0.7s;
  transform: translateY(24px);
}

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

.stats {
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2.5rem 0;
  display: grid;
}

.stat-card {
  text-align: center;
  background: #10131ed9;
  border: 1px solid #ffffff1a;
  border-radius: 18px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem 1rem;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
  display: flex;
}

.stat-card:hover {
  border-color: #5ca2ff73;
  transform: translateY(-3px);
  box-shadow: 0 8px 32px #0f6fff26;
}

.stat-number {
  background: linear-gradient(135deg, #fff 30%, #5ca2ff 100%);
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
  background-clip: text;
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  line-height: 1;
}

.stat-number--dual {
  align-items: center;
  gap: 0.35rem;
  display: flex;
  background: none;
  -webkit-text-fill-color: unset;
}

.stat-number--dual span[data-counter] {
  background: linear-gradient(135deg, #fff 30%, #5ca2ff 100%);
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-arrow {
  -webkit-text-fill-color: #5ca2ff;
  color: #5ca2ff;
  font-size: 1.2rem;
  font-weight: 600;
}

.stat-label {
  color: var(--label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  line-height: 1.3;
}

.block {
  margin-bottom: 2.75rem;
}

.block-title {
  color: #dbe5ff;
  margin: 0 0 1.25rem;
  font-size: 1.2rem;
  font-weight: 700;
}

.achievement {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 18%, transparent) 0%, #10131ee6 58%);
  border: 1px solid color-mix(in srgb, var(--accent) 42%, transparent);
  border-radius: 16px;
  padding: 1.15rem 1.25rem;
}

.achievement-badge {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  border-radius: 999px;
  margin-bottom: 0.7rem;
  padding: 0.3rem 0.75rem;
  font-size: 0.72rem;
  font-weight: 600;
  display: inline-block;
}

.achievement-title {
  margin: 0 0 0.45rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: #f4f7ff;
}

.achievement p {
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}

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

.skill-groups {
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  display: grid;
}

.skill-group {
  background: #10131ecc;
  border: 1px solid #ffffff14;
  border-radius: 16px;
  padding: 1.25rem;
}

.skill-group h3 {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin: 0 0 0.75rem;
  font-size: 0.82rem;
}

.skill-group ul {
  flex-direction: column;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
}

.skill-group li {
  color: #c8d2f5;
  padding-left: 1rem;
  font-size: 0.92rem;
  position: relative;
}

.skill-group li::before {
  content: "";
  opacity: 0.7;
  background: var(--accent);
  border-radius: 50%;
  width: 5px;
  height: 5px;
  position: absolute;
  top: 0.55em;
  left: 0;
}

.teaching {
  --accent: #e11d48;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 22%, transparent) 0%, #10131eeb 55%);
  border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-radius: 20px;
  padding: 1.5rem 1.6rem;
  box-shadow: 0 0 40px color-mix(in srgb, var(--accent) 12%, transparent);
}

.teaching .block-title {
  margin-bottom: 0.55rem;
}

.teaching p {
  color: var(--muted);
  max-width: 640px;
  margin: 0 0 1rem;
  line-height: 1.6;
}

#experience,
#projects,
#skills {
  scroll-margin-top: 1.5rem;
}

.products-head {
  margin-bottom: 1.25rem;
}

.products-head .block-title {
  margin-top: 0.45rem;
  font-size: clamp(1.35rem, 3vw, 1.7rem);
}

.career-title {
  margin: 0.45rem 0 1.15rem;
  font-size: clamp(1.35rem, 2.6vw, 1.7rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.career-title em {
  font-style: normal;
  background: linear-gradient(135deg, #fff 18%, #5ca2ff 100%);
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.products {
  flex-direction: column;
  gap: 1.15rem;
  display: flex;
}

.product {
  border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
  background:
    radial-gradient(90% 80% at 0% 0%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 55%),
    #10131ee0;
  border-radius: 22px;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 1.5rem 2rem;
  padding: 1.5rem 1.5rem 1.35rem;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  display: grid;
  box-shadow: 0 16px 40px #02081840;
}

.product:hover {
  border-color: color-mix(in srgb, var(--accent) 70%, transparent);
  box-shadow: 0 18px 48px color-mix(in srgb, var(--accent) 16%, transparent);
  transform: translateY(-3px);
}

.product-identity {
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  display: flex;
}

.product-mark {
  width: 3.25rem;
  height: 3.25rem;
  box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 28%, transparent);
  border-radius: 12px;
  margin-bottom: 0.95rem;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.02em;
  background: linear-gradient(145deg, color-mix(in srgb, var(--accent) 85%, #fff), var(--accent));
}

.product-status {
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
}

.product-identity h3 {
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.15;
}

.product-identity h3 a {
  color: #f4f7ff;
  text-decoration: none;
}

.product-identity h3 a:hover {
  color: var(--accent);
}

.product-domain {
  color: var(--label);
  margin: 0.35rem 0 0.75rem;
  font-size: 0.88rem;
}

.product-pitch {
  color: #c5d0ef;
  margin: 0 0 1rem;
  font-size: 0.98rem;
  line-height: 1.55;
}

.project-stack {
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.15rem;
  display: flex;
}

.project-stack span {
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--accent);
  border-radius: 6px;
  padding: 0.22rem 0.6rem;
  font-size: 0.74rem;
  font-weight: 600;
}

.product-link {
  color: var(--accent);
  align-items: center;
  gap: 0.35rem;
  margin-top: auto;
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
}

.product-link::after {
  content: "→";
  transition: transform 0.2s;
}

.product-link:hover::after {
  transform: translate(3px);
}

.facts {
  border-left: 1px solid #ffffff14;
  flex-direction: column;
  gap: 0.85rem;
  margin: 0;
  padding: 0.15rem 0 0 1.35rem;
  list-style: none;
  display: flex;
}

.facts li {
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 0.7rem;
  display: grid;
}

.fact-index {
  letter-spacing: 0.04em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  padding-top: 0.15rem;
  font-size: 0.75rem;
  font-weight: 800;
}

.facts p {
  color: #b7c3e4;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.5;
}

.education-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.education {
  background: #10131ecc;
  border: 1px solid #ffffff14;
  border-radius: 16px;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.35rem;
  display: flex;
}

.education-years {
  color: var(--accent);
  white-space: nowrap;
  flex-shrink: 0;
  font-size: 0.95rem;
  font-weight: 700;
  min-width: 7.5rem;
}

.education h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.education p {
  color: var(--muted-2);
  margin: 0;
  font-size: 0.92rem;
}

a.education-file {
  color: inherit;
  text-decoration: none;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

a.education-file:hover {
  border-color: #5ca2ff66;
  transform: translateY(-3px);
  box-shadow: 0 12px 36px #0f6fff1f;
}

.education-file-hint {
  color: var(--accent);
  font-weight: 700;
}

.education-file-hint::after {
  content: " →";
  transition: transform 0.2s;
  display: inline-block;
}

a.education-file:hover .education-file-hint::after {
  transform: translateX(3px);
}

.cta-btn {
  color: #fff;
  background: linear-gradient(90deg, #0f6fff 0%, #31a4ff 100%);
  border-radius: 999px;
  padding: 0.85rem 2rem;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  transition: filter 0.2s, transform 0.2s, box-shadow 0.2s;
  display: inline-block;
  box-shadow: 0 8px 28px #0f6fff59;
}

.cta-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
  box-shadow: 0 12px 36px #0f6fff73;
}

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

@media (width <= 820px) {
  .page,
  .content {
    padding: 1.2rem;
  }

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

  .skill-groups,
  .product {
    grid-template-columns: 1fr;
  }

  .facts {
    border-top: 1px solid #ffffff14;
    border-left: 0;
    padding-top: 1.1rem;
    padding-left: 0;
  }

  .education {
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (width <= 480px) {
  .stat-label {
    letter-spacing: 0.04em;
  }
}