:root {
  --bg: #07111f;
  --bg-soft: rgba(10, 28, 48, 0.72);
  --panel: rgba(9, 24, 41, 0.84);
  --panel-strong: rgba(11, 33, 57, 0.92);
  --line: rgba(153, 193, 241, 0.16);
  --text: #f3f7fb;
  --muted: #a8bfd8;
  --accent: #55d6be;
  --accent-strong: #ffb45c;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(85, 214, 190, 0.18), transparent 28%),
    radial-gradient(circle at 80% 20%, rgba(255, 180, 92, 0.2), transparent 22%),
    linear-gradient(145deg, #030814 0%, #081423 52%, #0d1d33 100%);
  font-family: "Manrope", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.45), transparent 92%);
}

.site-shell {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding-bottom: 56px;
}

.topbar {
  position: sticky;
  top: 18px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 18px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(5, 15, 28, 0.68);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.brand,
.nav a,
.button {
  text-decoration: none;
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border-radius: 999px;
}

.brand-logo {
  display: block;
  width: 260px;
  height: 78px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
}

.nav a {
  color: var(--muted);
  font-weight: 600;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--text);
}

.hero,
.section {
  opacity: 0;
  transform: translateY(22px);
  animation: rise 0.8s ease forwards;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.8fr);
  gap: 28px;
  align-items: stretch;
  padding: 72px 0 36px;
}

.hero-copy,
.hero-panel,
.card,
.timeline-item,
.expertise-card,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-copy {
  padding: 42px;
}

.eyebrow,
.section-tag,
.panel-label,
.timeline-period {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.74rem;
  color: var(--accent);
  font-weight: 800;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  line-height: 0.96;
}

h1 {
  margin-top: 14px;
  font-size: clamp(3rem, 8vw, 5.8rem);
}

h2 {
  font-size: clamp(2rem, 5vw, 3.3rem);
}

.hero-role {
  margin: 18px 0 0;
  color: var(--accent-strong);
  font-size: 1.18rem;
  font-weight: 700;
}

.hero-summary,
#aboutText,
.timeline-copy,
.expertise-card p,
.contact-copy,
.section-note {
  color: var(--muted);
  line-height: 1.75;
  font-size: 1rem;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), #9ef0e2);
  color: #041521;
}

.button-secondary {
  border: 1px solid rgba(168, 191, 216, 0.28);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.hero-panel {
  padding: 26px;
  background:
    linear-gradient(180deg, rgba(255, 180, 92, 0.08), transparent 42%),
    var(--panel-strong);
}

.focus-list {
  display: grid;
  gap: 14px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.focus-list li {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-weight: 600;
}

.section {
  padding: 28px 0;
  animation-delay: 0.1s;
}

.section-grid,
.section-heading,
.contact-card {
  display: grid;
  gap: 24px;
}

.section-grid {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: start;
}

.card {
  padding: 28px;
}

.section-heading {
  grid-template-columns: minmax(0, 1fr) minmax(240px, 360px);
  align-items: end;
  margin-bottom: 20px;
}

.timeline,
.expertise-grid,
.certifications-grid {
  display: grid;
  gap: 18px;
}

.timeline-item,
.expertise-card,
.certification-card {
  padding: 24px;
}

.timeline-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.timeline-item h3,
.expertise-card h3 {
  font-size: 1.35rem;
  line-height: 1.15;
}

.timeline-company {
  margin: 8px 0 14px;
  color: var(--accent-strong);
  font-weight: 800;
}

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

.expertise-card {
  min-height: 220px;
  background:
    linear-gradient(180deg, rgba(85, 214, 190, 0.07), transparent 55%),
    var(--panel);
}

.certification-card {
  min-height: 180px;
  background:
    linear-gradient(180deg, rgba(255, 180, 92, 0.08), transparent 55%),
    var(--panel);
}

.certification-card h3 {
  font-size: 1.2rem;
  line-height: 1.2;
}

.certification-meta {
  margin: 10px 0 0;
  color: var(--accent-strong);
  font-weight: 800;
}

.certification-card p {
  color: var(--muted);
  line-height: 1.7;
}

.certification-link {
  display: inline-flex;
  margin-top: 12px;
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
}

.certification-link:hover,
.certification-link:focus-visible {
  color: var(--text);
}

.contact-card {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  padding: 30px;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
  margin-top: 36px;
  padding: 28px 8px 0;
  border-top: 1px solid var(--line);
}

.footer-logo {
  display: block;
  width: 240px;
  height: 72px;
}

.footer-copy,
.footer-meta p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.footer-meta {
  text-align: right;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .hero,
  .section-grid,
  .section-heading,
  .contact-card,
  .expertise-grid,
  .certifications-grid,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .topbar {
    border-radius: 28px;
    padding: 16px;
  }
}

@media (max-width: 640px) {
  .site-shell {
    width: min(100% - 24px, 1160px);
  }

  .hero {
    padding-top: 48px;
  }

  .hero-copy,
  .hero-panel,
  .timeline-item,
  .expertise-card,
  .contact-card,
  .card {
    padding: 22px;
  }

  .nav {
    gap: 12px;
  }

  .brand-logo {
    width: 210px;
    height: 64px;
  }

  .footer-logo {
    width: 210px;
    height: 64px;
  }

  .footer-meta {
    text-align: left;
  }

  h1 {
    line-height: 1;
  }
}