:root {
  --bg: #06070f;
  --panel: rgba(255, 255, 255, 0.05);
  --text: #e6e8ef;
  --muted: #9aa5c1;
  --accent: #6cf1c8;
  --accent-2: #7c6cf1;
  --card: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.12);
  --font-heading: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-mono: "Source Code Pro", "SFMono-Regular", Consolas, monospace;
  --shadow: 0 20px 70px rgba(0, 0, 0, 0.45);
}

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

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 10% 20%, #0c1024, #06070f 40%), radial-gradient(circle at 80% 0%, #0a1f2f, transparent 35%);
  color: var(--text);
  font-family: var(--font-heading);
  line-height: 1.7;
  padding: 32px clamp(16px, 5vw, 80px) 72px;
  position: relative;
  overflow-x: hidden;
}

header,
.tab-nav,
main,
.footer {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.bg-orbs {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.orb {
  position: absolute;
  width: 36vw;
  height: 36vw;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.6;
  mix-blend-mode: screen;
  animation: float 16s ease-in-out infinite alternate;
}

.orb-one {
  background: #5ddcff;
  top: -8vw;
  left: -10vw;
}

.orb-two {
  background: #7c6cf1;
  top: 10vw;
  right: -14vw;
  animation-delay: 2s;
}

.orb-three {
  background: #6cf1c8;
  bottom: -12vw;
  left: 18vw;
  animation-delay: 4s;
}

@keyframes float {
  from {
    transform: translateY(-20px);
  }
  to {
    transform: translateY(30px);
  }
}

.hero {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 32px;
  align-items: center;
  margin-bottom: 32px;
}

.hero__title h1 {
  margin: 8px 0 12px;
  font-size: clamp(28px, 5vw, 48px);
  letter-spacing: -0.02em;
}

.hero__title .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  font-size: 12px;
}

.lede {
  color: var(--muted);
  max-width: 720px;
}

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

.hero__meta {
  display: grid;
  gap: 12px;
}

.meta-card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 16px 18px;
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.label {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.value {
  display: block;
  margin-top: 6px;
  font-weight: 600;
}

.status {
  color: var(--accent);
}

.tab-nav {
  position: sticky;
  top: 12px;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  overflow-x: auto;
  padding: 8px;
  scrollbar-width: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
}

.tab-nav::-webkit-scrollbar {
  display: none;
}

.tab-button {
  border: none;
  background: rgba(255, 255, 255, 0.12);
  color: var(--text);
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 10px 25px rgba(0, 0, 0, 0.2);
  white-space: nowrap;
  flex: 1 1 0;
  min-width: 160px;
  text-align: center;
}

.tab-button:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.18);
}

.tab-button.active {
  background: linear-gradient(135deg, rgba(124, 108, 241, 0.32), rgba(108, 241, 200, 0.32));
  color: #0b1022;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 10px 25px rgba(0, 0, 0, 0.2);
}

main {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 22px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

h2 {
  margin-top: 0;
  letter-spacing: -0.02em;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 280ms ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.highlight {
  padding: 14px;
  border: 1px dashed var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.profile-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  margin: 0 auto 18px;
  max-width: 900px;
  padding: 16px 18px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(108, 241, 200, 0.1), rgba(124, 108, 241, 0.1));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.profile-avatar {
  width: 86px;
  height: 86px;
  border-radius: 20px;
  background: #0c1024;
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.06em;
}

.profile-body h3 {
  margin: 4px 0 2px;
  letter-spacing: -0.01em;
}

.profile-role {
  margin: 4px 0 10px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
}

.profile-links {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.profile-links a {
  padding: 8px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s ease;
}

.profile-links a:hover {
  background: rgba(108, 241, 200, 0.12);
  border-color: var(--accent);
}

.mini-label {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.quote {
  margin-top: 14px;
  font-family: var(--font-mono);
  color: var(--accent);
}

.contacts .contact-item + .contact-item {
  margin-top: 12px;
}

.contacts a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

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

.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.mini-grid {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.mini-grid h4 {
  margin: 0 0 6px;
}

.chip-section {
  margin-top: 14px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.chip {
  padding: 8px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 8px 20px rgba(0, 0, 0, 0.22);
}

.cert-card {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
}

.cert-title {
  margin: 6px 0 4px;
  font-weight: 700;
}

.cert-note {
  margin: 0 0 10px;
  color: var(--muted);
}

.cert-image {
  display: flex;
  justify-content: flex-end;
}

.cert-image img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  object-fit: cover;
}

.cert-card.single {
  grid-template-columns: 1fr;
}

.cert-card.single .cert-image {
  justify-content: center;
}

.cert-card.single .cert-image img {
  max-width: 780px;
}
.stack h3 {
  margin-bottom: 6px;
}

.stack ul {
  padding-left: 18px;
  margin: 6px 0 0;
  color: var(--muted);
}

.log-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.sort-label {
  font-family: var(--font-mono);
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.log {
  display: grid;
  gap: 16px;
  border-left: 2px solid var(--border);
  padding-left: 18px;
  position: relative;
}

.log-item {
  position: relative;
  padding-left: 12px;
}

.log-item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 0 3px rgba(108, 241, 200, 0.15);
}

.log-date {
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.08em;
  font-weight: 600;
}

.log-body h3 {
  margin: 4px 0 4px;
}

.log-meta {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 8px;
}

.log ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 6px;
}

.log-link {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.log-link::after {
  content: "↗";
  font-family: var(--font-mono);
  font-size: 12px;
}

.log-link:hover {
  color: #fff;
  text-decoration: underline;
}

.metadata .meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.resume-card {
  display: grid;
  gap: 10px;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(124, 108, 241, 0.35), rgba(108, 241, 200, 0.35));
  color: var(--text);
  font-weight: 700;
  border: 1px solid var(--border);
  text-decoration: none;
  box-shadow: var(--shadow);
  width: fit-content;
  margin-top: 6px;
}

.download-btn:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.small-note {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.footer {
  text-align: center;
  margin-top: 24px;
  color: var(--muted);
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .entry {
    grid-template-columns: 1fr;
    padding-left: 0;
  }
  .timeline::before {
    left: 0;
  }
  .tab-button {
    min-width: 180px;
  }
}

@media (max-width: 600px) {
  body {
    padding: 24px 16px 56px;
  }
  .hero__title h1 {
    font-size: clamp(24px, 9vw, 34px);
  }
  .tab-nav {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    top: 8px;
  }
  .card {
    padding: 18px;
  }
  .entry {
    gap: 10px;
  }
}

@media (max-width: 700px) {
  .tab-nav {
    display: none;
  }
  .tab-panel {
    display: block !important;
    animation: none;
  }
  .tab-panel + .tab-panel {
    margin-top: 16px;
  }
}