:root {
  --bg-main: #121212;
  --bg-panel: #191d25;
  --bg-panel-soft: #141820;
  --text-main: #ebf3ff;
  --text-muted: #a4b1c3;
  --accent-blue: #2eb5ff;
  --accent-lime: #b7ff4a;
  --border: #283041;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
}

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

html {
  scroll-behavior: smooth;
}

body {
  color: var(--text-main);
  font-family: "Inter", sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 14% -2%, rgba(46, 181, 255, 0.2), transparent 32%),
    radial-gradient(circle at 92% 8%, rgba(183, 255, 74, 0.1), transparent 24%),
    var(--bg-main);
}

.container {
  width: min(1140px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(40, 48, 65, 0.8);
  background: rgba(18, 18, 18, 0.82);
}

.navbar {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: relative;
}

.brand {
  color: var(--accent-blue);
  text-decoration: none;
  font-family: "Fira Code", monospace;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid #355072;
  border-radius: 9px;
  background: transparent;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  background: var(--accent-blue);
  display: block;
}

.nav-links a {
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.95rem;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-blue);
  border-color: var(--accent-blue);
}

.resume-btn {
  color: var(--accent-lime) !important;
  border: 1px solid rgba(183, 255, 74, 0.6) !important;
  border-radius: 8px;
  padding: 0.56rem 0.88rem;
  font-weight: 600;
}

.resume-btn:hover {
  background: rgba(183, 255, 74, 0.12);
}

section {
  padding: 4.8rem 0 0.8rem;
}

.hero {
  min-height: 82vh;
  padding-top: 6.2rem;
  display: grid;
  align-items: center;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: 1.4rem;
}

.eyebrow {
  font-family: "Fira Code", monospace;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--accent-lime);
  margin-bottom: 0.85rem;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.3rem);
  line-height: 1.08;
  max-width: 15ch;
}

.hero-role {
  margin-top: 0.8rem;
  font-size: 1.05rem;
  color: var(--accent-blue);
  font-weight: 700;
}

.subheadline {
  margin-top: 1.2rem;
  max-width: 68ch;
  color: var(--text-muted);
}

.subheadline strong {
  color: var(--text-main);
  font-weight: 700;
}

.hero-links {
  margin-top: 1.45rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.72rem;
}

.social-link {
  color: var(--accent-blue);
  border: 1px solid #29516a;
  border-radius: 8px;
  text-decoration: none;
  padding: 0.53rem 0.84rem;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.social-link:hover {
  transform: translateY(-2px);
  border-color: var(--accent-blue);
  background: rgba(46, 181, 255, 0.1);
}

.ghost-link {
  color: var(--text-main);
  border-color: #344257;
}

.availability {
  margin-top: 1rem;
  color: var(--text-muted);
  max-width: 64ch;
  border-left: 3px solid var(--accent-blue);
  padding-left: 0.75rem;
}

.hero-panel {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  background: linear-gradient(145deg, #1a202d, #121620);
  box-shadow: var(--shadow);
}

.profile-photo-wrap {
  margin-bottom: 0.95rem;
  text-align: center;
}

.profile-photo {
  width: 148px;
  height: 148px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(46, 181, 255, 0.75);
  box-shadow: 0 0 0 6px rgba(46, 181, 255, 0.12);
  background: #0f141b;
}

.profile-photo-wrap figcaption {
  margin-top: 0.45rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.panel-title {
  font-family: "Fira Code", monospace;
  color: var(--accent-blue);
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
}

.snapshot-list {
  list-style: none;
}

.snapshot-list li {
  border-top: 1px solid #2a3346;
  padding: 0.76rem 0;
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
}

.snapshot-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.snapshot-list span {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.snapshot-list strong {
  font-size: 0.92rem;
  text-align: right;
}

.section-heading {
  margin-bottom: 1.4rem;
}

.section-kicker {
  font-family: "Fira Code", monospace;
  color: var(--accent-blue);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.8rem;
  margin-bottom: 0.22rem;
}

.section-heading h2 {
  font-size: clamp(1.35rem, 3vw, 2rem);
  margin-bottom: 0.2rem;
}

.section-heading p {
  color: var(--text-muted);
}

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

.about-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.2rem;
  background: linear-gradient(145deg, #171d28, #131923);
  box-shadow: var(--shadow);
}

.about-card h3 {
  margin-bottom: 0.55rem;
}

.about-card p {
  color: var(--text-muted);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.metric-grid p {
  border: 1px solid #303a4f;
  border-radius: 10px;
  padding: 0.74rem;
  background: #121722;
}

.metric-grid strong {
  display: block;
  color: var(--accent-lime);
  font-size: 1.2rem;
}

.metric-grid span {
  color: var(--text-muted);
  font-size: 0.86rem;
}

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

.orbit-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.2rem;
  background: linear-gradient(155deg, var(--bg-panel), var(--bg-panel-soft));
  box-shadow: var(--shadow);
  transition: transform 0.24s ease, border-color 0.24s ease;
}

.orbit-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-blue);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
  background: var(--accent-lime);
  box-shadow: 0 0 20px rgba(183, 255, 74, 0.78);
  margin-bottom: 0.8rem;
}

.orbit-card h3 {
  margin-bottom: 0.4rem;
}

.orbit-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.cert-link {
  display: inline-block;
  margin-top: 0.8rem;
  color: var(--accent-blue);
  text-decoration: none;
  border: 1px solid #355a75;
  border-radius: 8px;
  padding: 0.35rem 0.7rem;
  font-size: 0.84rem;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.cert-link:hover {
  border-color: var(--accent-blue);
  background: rgba(46, 181, 255, 0.1);
}

.skill-level {
  margin-top: 0.95rem;
  height: 6px;
  border-radius: 999px;
  background: #202837;
  overflow: hidden;
}

.skill-level span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-lime));
}

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

.project-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.25rem;
  background: linear-gradient(145deg, #1b212d, #131925);
  box-shadow: var(--shadow);
}

.winner-card {
  grid-column: span 2;
  border-color: rgba(46, 181, 255, 0.62);
}

.badge {
  display: inline-block;
  margin-bottom: 0.78rem;
  color: var(--accent-blue);
  background: rgba(46, 181, 255, 0.14);
  border: 1px solid #2f6482;
  border-radius: 999px;
  padding: 0.32rem 0.7rem;
  font-size: 0.8rem;
  font-weight: 600;
}

.project-card h3 {
  margin-bottom: 0.52rem;
  font-size: 1.35rem;
}

.project-card p {
  color: var(--text-muted);
}

.detail-list {
  margin-top: 0.65rem;
  padding-left: 1rem;
  color: var(--text-muted);
}

.detail-list li + li {
  margin-top: 0.44rem;
}

.project-points {
  margin-top: 0.2rem;
}

.project-tech {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.96rem;
}

.project-tech li {
  border: 1px solid #35455a;
  border-radius: 999px;
  padding: 0.3rem 0.68rem;
  font-size: 0.8rem;
}

.achievement-overlay {
  position: absolute;
  inset: auto 0 0 0;
  transform: translateY(70%);
  transition: transform 0.28s ease;
  background: linear-gradient(to top, rgba(12, 21, 26, 0.96), rgba(12, 21, 26, 0));
  padding: 2.2rem 1.25rem 0.92rem;
}

.project-card:hover .achievement-overlay,
.project-card:focus-within .achievement-overlay {
  transform: translateY(0);
}

.achievement-overlay p {
  color: #99d8f6;
  font-size: 0.85rem;
}

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

.terminal-window {
  border: 1px solid #2a3a42;
  border-radius: 14px;
  overflow: hidden;
  background: #0f1417;
  box-shadow: var(--shadow);
}

.terminal-topbar {
  border-bottom: 1px solid #23353d;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.66rem 0.95rem;
}

.terminal-topbar span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #3f5662;
}

.terminal-topbar p {
  margin-left: 0.45rem;
  color: #8cb3c5;
  font-family: "Fira Code", monospace;
  font-size: 0.86rem;
}

.terminal-body {
  padding: 1.02rem 1.05rem 1.24rem;
  color: #c4dbe6;
  font-family: "Fira Code", monospace;
}

.terminal-body p + p {
  margin-top: 0.4rem;
}

.prompt {
  color: var(--accent-lime);
  margin-right: 0.45rem;
}

.timeline {
  position: relative;
  padding-left: 1.5rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0.4rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(var(--accent-blue), rgba(46, 181, 255, 0.08));
}

.timeline-item {
  position: relative;
  margin: 1rem 0 1.2rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #131924;
  padding: 0.95rem 1rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -1.4rem;
  top: 1rem;
  width: 11px;
  height: 11px;
  border: 2px solid var(--accent-blue);
  border-radius: 50%;
  background: var(--bg-main);
}

.timeline-item h3 {
  margin-bottom: 0.35rem;
}

.timeline-item p {
  color: var(--text-muted);
}

.contact-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.2rem;
  background: linear-gradient(160deg, #191f2b, #121722);
  box-shadow: var(--shadow);
}

.contact-card p {
  color: var(--text-muted);
}

.site-footer {
  margin-top: 3rem;
  border-top: 1px solid var(--border);
  padding: 1.15rem 0;
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-footer p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.to-top {
  color: var(--accent-blue);
  text-decoration: none;
  font-size: 0.9rem;
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 5.5rem;
  }

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

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

  .winner-card {
    grid-column: span 1;
  }
}

@media (max-width: 900px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    right: 0;
    left: 0;
    top: calc(100% + 0.35rem);
    padding: 0.8rem;
    border-radius: 12px;
    border: 1px solid #2f3f56;
    background: rgba(18, 18, 18, 0.96);
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
    box-shadow: var(--shadow);
  }

  .site-header.nav-open .nav-links {
    display: flex;
  }

  .nav-links a {
    width: 100%;
    padding: 0.45rem 0.2rem;
  }

  .resume-btn {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 760px) {
  .navbar {
    min-height: 70px;
    padding: 0.72rem 0;
  }

  section {
    padding-top: 4.1rem;
  }

  .availability {
    font-size: 0.94rem;
  }

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

  .winner-card {
    grid-column: span 1;
  }

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

  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
  }
}