:root {
  color-scheme: dark;
  --bg: #06080f;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #f3f7fb;
  --muted: #9ca7b9;
  --soft: #73809a;
  --accent: #67b7ff;
  --accent-strong: #e8f4ff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius: 24px;
  --radius-lg: 30px;
  --container: 1220px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.12), transparent 28%),
    radial-gradient(circle at 80% 0%, rgba(96, 165, 250, 0.1), transparent 24%),
    linear-gradient(180deg, #090f1a 0%, #05070b 60%, #040509 100%);
  color: var(--text);
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
}

.bg-grid,
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

.bg-grid {
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: radial-gradient(circle at center, black 35%, transparent 90%);
}

.noise {
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 20px 20px;
}

.site-header,
.page-shell,
.site-footer {
  width: min(var(--container), calc(100vw - 40px));
  margin: 0 auto;
}

.site-header {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
  position: sticky;
  top: 0;
  backdrop-filter: blur(18px);
  background: linear-gradient(180deg, rgba(5, 7, 11, 0.88), rgba(5, 7, 11, 0.64));
  z-index: 10;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.brand {
  display: inline-flex;
  gap: 14px;
  align-items: center;
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  font-weight: 800;
  letter-spacing: -0.06em;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-copy strong {
  font-size: 0.97rem;
}

.brand-copy span {
  color: var(--muted);
  font-size: 0.82rem;
}

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

.site-nav a {
  color: var(--muted);
  padding: 10px 14px;
  border-radius: 999px;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.site-nav a:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border-radius: 999px;
  padding: 10px 14px;
}

.page-shell {
  padding-bottom: 100px;
}

.section {
  padding: 56px 0;
  position: relative;
}

.section:not(.hero) {
  border-top: 1px solid rgba(255, 255, 255, 0.045);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.9fr);
  gap: 36px;
  padding-top: 28px;
}

.hero-copy {
  padding-top: 14px;
}

.eyebrow-row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.eyebrow,
.kicker {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: #7fc9ff;
  margin: 0;
}

.pill,
.chip,
.status-chip {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 8px 12px;
  font-size: 0.78rem;
  line-height: 1;
}

.hero h1 {
  margin: 0;
  font-size: clamp(3rem, 6vw, 5.3rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
  max-width: 12ch;
}

.hero h1 span {
  display: block;
  color: #d7e0ec;
}

.lead {
  max-width: 64ch;
  font-size: 1.12rem;
  line-height: 1.8;
  color: #d3dbe6;
  margin: 28px 0 0;
}

.sublead {
  max-width: 64ch;
  font-size: 1.03rem;
  line-height: 1.8;
  color: var(--muted);
  margin: 14px 0 0;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.card-actions {
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 999px;
  padding: 13px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: #fff;
  color: #09111e;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  color: var(--text);
}

.hero-panel {
  display: grid;
  gap: 16px;
}

.glass {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.025));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  position: relative;
  overflow: hidden;
}

.glass::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 30%);
  opacity: 0.55;
  pointer-events: none;
}

.profile-card,
.facts-card,
.content-card,
.product-card,
.case-card,
.stack-card {
  border-radius: var(--radius-lg);
  padding: 28px;
}

.profile-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.profile-header h2,
.section-heading h2,
.case-card h3,
.product-card h3,
.stack-card h3 {
  margin: 8px 0 0;
  letter-spacing: -0.05em;
}

.profile-header h2 {
  font-size: 1.65rem;
}

.meta-grid {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.meta-grid > div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
}

.meta-grid strong,
.meta-grid a {
  color: var(--text);
  font-weight: 500;
}

.facts-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.facts-grid div,
.quote-grid div {
  min-height: 72px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  color: #dfe6f0;
  line-height: 1.5;
}

.section-split {
  display: grid;
  grid-template-columns: minmax(220px, 0.85fr) minmax(0, 1.15fr);
  gap: 30px;
  align-items: start;
}

.section-heading {
  max-width: 36rem;
}

.section-heading h2 {
  font-size: clamp(2rem, 3.2vw, 3.2rem);
  line-height: 1.02;
  margin: 10px 0 0;
}

.section-heading p {
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.body-large {
  font-size: 1.1rem;
  line-height: 1.9;
  color: #e2e8f2;
}

.content-card p {
  color: var(--muted);
  line-height: 1.85;
}

.detail-copy {
  margin-top: 18px;
  color: var(--muted);
  line-height: 1.85;
}

.career-rail {
  display: grid;
  gap: 12px;
}

.career-step {
  position: relative;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  padding: 16px 18px;
  color: #dbe4ef;
  font-weight: 500;
}

.career-step:not(:last-child)::after {
  content: "↓";
  display: block;
  margin-top: 10px;
  color: #7fc9ff;
  font-size: 0.9rem;
  letter-spacing: 0.2em;
}

.career-active {
  border-color: rgba(127, 201, 255, 0.28);
  background: rgba(127, 201, 255, 0.08);
  color: #ffffff;
}

.architecture-flow {
  display: grid;
  gap: 10px;
  max-width: 560px;
}

.flow-node,
.architecture-notes div {
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  padding: 16px 18px;
  color: #dbe4ef;
}

.flow-node {
  font-weight: 500;
}

.flow-arrow {
  color: #7fc9ff;
  text-align: center;
  font-size: 0.95rem;
  letter-spacing: 0.35em;
}

.architecture-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 20px;
}

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

.responsibility-grid div {
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  padding: 14px 16px;
  color: #dbe4ef;
  line-height: 1.6;
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.experience-card {
  border-radius: 28px;
  padding: 24px;
}

.experience-card h3 {
  margin: 8px 0 0;
  font-size: 1.25rem;
  letter-spacing: -0.04em;
}

.experience-card p {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.85;
}

.experience-card-wide {
  grid-column: 1 / -1;
}

.quote-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.bullet-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.bullet-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: #dde5ef;
  line-height: 1.8;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
}

.bullet-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 10px;
  border-radius: 999px;
  background: #7fc9ff;
  flex: 0 0 8px;
}

.cards-grid,
.case-list,
.stack-grid {
  display: grid;
  gap: 18px;
}

.cards-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-topline,
.case-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.product-card p,
.case-card p,
.stack-card p {
  color: var(--muted);
  line-height: 1.8;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.tag-row span {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: #dbe4ef;
  padding: 9px 12px;
  border-radius: 999px;
  font-size: 0.84rem;
}

.case-card {
  border-radius: 28px;
}

.case-cta {
  margin-top: 18px;
}

.case-summary {
  margin-top: 14px;
}

.case-link-row {
  margin-top: 16px;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: 20px;
}

.case-grid h4 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: #8da0b7;
  margin: 22px 0 10px;
}

.case-grid p,
.case-grid li {
  color: #dbe4ef;
  line-height: 1.8;
}

.case-grid ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

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

.timeline li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
}

.timeline span {
  color: var(--text);
}

.timeline strong {
  color: var(--muted);
  font-weight: 500;
}

.stack-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stack-card {
  min-height: 168px;
}

.stack-card h3 {
  font-size: 1.2rem;
}

.contact-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-link {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.contact-link:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.04);
}

.contact-link span {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.contact-link strong {
  font-size: 1rem;
}

.detail-page {
  padding-top: 28px;
}

.detail-hero {
  display: grid;
  gap: 18px;
  padding: 26px 0 6px;
}

.detail-hero h1 {
  margin: 0;
  font-size: clamp(2.7rem, 5vw, 4.7rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
  max-width: 13ch;
}

.detail-hero p {
  margin: 0;
  max-width: 68ch;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.9;
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 20px;
  align-items: start;
}

.detail-section {
  display: grid;
  gap: 18px;
}

.detail-section .glass {
  padding: 26px;
  border-radius: var(--radius-lg);
}

.detail-aside {
  position: sticky;
  top: 108px;
  display: grid;
  gap: 16px;
}

.detail-aside .mini-card {
  padding: 20px;
  border-radius: 22px;
}

.detail-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  color: #dbe4ef;
  line-height: 1.8;
}

.detail-list li {
  color: #dbe4ef;
}

.detail-kicker {
  margin: 0;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: #8fcfff;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

.back-link:hover {
  color: var(--text);
}

.product-page {
  padding-top: 28px;
}

.product-hero {
  display: grid;
  gap: 18px;
  padding: 26px 0 8px;
}

.product-hero h1 {
  margin: 0;
  font-size: clamp(2.7rem, 5vw, 4.6rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
  max-width: 13ch;
}

.product-hero p {
  margin: 0;
  max-width: 68ch;
  color: var(--muted);
  line-height: 1.9;
  font-size: 1.05rem;
}

.product-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.metric-row {
  display: grid;
  gap: 12px;
}

.metric-row div {
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  padding: 15px 16px;
  color: #dbe4ef;
}

.site-footer {
  padding: 0 0 42px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--soft);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.site-footer p {
  margin: 18px 0 0;
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

@media (max-width: 1080px) {
  .hero,
  .section-split,
  .cards-grid,
  .stack-grid,
  .experience-grid,
  .case-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }

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

  .architecture-notes,
  .responsibility-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .site-header {
    flex-wrap: wrap;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    width: 100%;
    display: none;
    padding-bottom: 12px;
  }

  .site-nav.is-open {
    display: flex;
  }

  .facts-grid,
  .quote-grid {
    grid-template-columns: 1fr;
  }

  .architecture-notes,
  .responsibility-grid {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .site-header,
  .page-shell,
  .site-footer {
    width: min(var(--container), calc(100vw - 28px));
  }

  .section {
    padding: 44px 0;
  }

  .profile-card,
  .facts-card,
  .content-card,
  .product-card,
  .case-card,
  .stack-card {
    padding: 22px;
  }

  .meta-grid > div,
  .timeline li,
  .contact-link {
    align-items: flex-start;
    flex-direction: column;
  }

  .detail-aside {
    position: static;
  }

  .hero h1 {
    max-width: 10ch;
  }
}