:root {
  --bg: #140a1b;
  --panel: #1a1226;
  --panel-2: #1d132b;
  --text: #f2edf8;
  --muted: #b3a0c6;
  --accent: #2acaea;
  --accent-2: #5fb6e8;
  --border: rgba(95, 182, 232, 0.18);
  --shadow: 0 20px 60px rgba(8, 4, 16, 0.55);
  --radius: 18px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 12% 12%, rgba(42, 202, 234, 0.14), transparent 35%),
    radial-gradient(circle at 85% 8%, rgba(95, 182, 232, 0.12), transparent 25%),
    var(--bg);
  line-height: 1.6;
  letter-spacing: 0.01em;
}

.background-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(95, 182, 232, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 182, 232, 0.08) 1px, transparent 1px);
  background-size: 120px 120px;
  pointer-events: none;
  opacity: 0.4;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

p {
  margin: 0 0 16px;
  color: var(--muted);
}

a {
  color: var(--text);
  text-decoration: none;
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(30, 22, 42, 0.9);
  border-bottom: 1px solid var(--border);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: block;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.35);
}

.brand-text small {
  display: block;
  color: var(--muted);
}

.nav {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}

.nav a {
  padding: 10px 14px;
  border-radius: 12px;
  transition: background 0.2s ease, color 0.2s ease;
  font-size: 14px;
  white-space: nowrap;
}

.nav a:hover,
.nav a.active {
  background: rgba(42, 202, 234, 0.18);
  color: var(--accent);
}

.primary-button,
.secondary-button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.2s ease, border 0.2s ease;
}

.primary-button {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0f1424;
  box-shadow: 0 15px 35px rgba(42, 202, 234, 0.25);
}

.primary-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 45px rgba(42, 202, 234, 0.35);
}

.secondary-button {
  border-color: rgba(95, 182, 232, 0.4);
  background: rgba(95, 182, 232, 0.12);
  color: var(--text);
}

.secondary-button:hover {
  border-color: rgba(95, 182, 232, 0.6);
  background: rgba(95, 182, 232, 0.2);
}

.ghost-button {
  border-color: rgba(95, 182, 232, 0.2);
  color: var(--text);
  background: rgba(30, 52, 71, 0.3);
}

.ghost-button:hover {
  border-color: rgba(95, 182, 232, 0.4);
  background: rgba(30, 52, 71, 0.45);
}

.hero {
  padding: 96px 0 32px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 32px;
  align-items: center;
}

.eyebrow {
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12px;
  margin-bottom: 14px;
}

.lede {
  font-size: 18px;
}

.cta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0 28px;
  flex-wrap: wrap;
}

.quick-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
}

.stat-card {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 14px;
  padding: 14px 16px;
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
}

.stat-label {
  color: var(--muted);
  font-size: 14px;
}

.hero-card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(30, 24, 48, 0.9), rgba(20, 10, 27, 0.96));
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.tag {
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(42, 202, 234, 0.18);
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 12px;
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  list-style: none;
}

.pill-list li {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(30, 22, 42, 0.75);
  border: 1px solid var(--border);
  color: var(--muted);
  font-weight: 600;
}

.pill-list.tight li {
  padding: 6px 10px;
  font-size: 13px;
}

.hero-note {
  margin-top: 18px;
  padding: 16px;
  border-radius: 14px;
  background: rgba(30, 52, 71, 0.4);
  border: 1px solid var(--border);
  color: var(--text);
}

.hero-note p {
  color: var(--text);
}

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

.section {
  padding: 72px 0;
}

.section-heading {
  margin-bottom: 28px;
}

.section-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 28px;
}

.highlight-card {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  box-shadow: var(--shadow);
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.checklist li {
  position: relative;
  padding-left: 26px;
}

.checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 0 6px rgba(42, 202, 234, 0.12);
}

.timeline {
  display: grid;
  gap: 18px;
}

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

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

.role {
  font-weight: 700;
}

.date {
  color: var(--muted);
}

.company {
  color: var(--accent-2);
  font-weight: 600;
  margin: 6px 0 10px;
}

.bullet-list {
  padding-left: 18px;
  margin: 0;
  display: grid;
  gap: 8px;
  color: var(--muted);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.project-card {
  border: 1px solid var(--border);
  background: var(--panel-2);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.skills-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
}

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

.contact-card {
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(42, 202, 234, 0.14), rgba(20, 10, 27, 0.96));
  border-radius: var(--radius);
  padding: 24px;
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 18px;
  align-items: center;
  box-shadow: var(--shadow);
}

.contact-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 0 36px;
  background: rgba(20, 10, 27, 0.95);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  align-items: center;
}

.footer-note {
  color: var(--muted);
  margin-top: 10px;
}

.footer-links {
  display: flex;
  gap: 16px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: border 0.2s ease, color 0.2s ease;
}

.footer-links a:hover {
  color: var(--text);
  border-color: var(--border);
}

.section {
  position: relative;
}

.section::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(95, 182, 232, 0.2), transparent);
}

.back-to-top {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(42, 202, 234, 0.25);
  color: var(--accent);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 18px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease, background 0.2s ease;
  box-shadow: var(--shadow);
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  background: rgba(42, 202, 234, 0.4);
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }

  .hero-grid,
  .section-grid,
  .contact-card,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 78px;
  }
}

@media (max-width: 640px) {
  .nav-bar {
    padding: 14px 0;
  }

  .hero-grid {
    gap: 18px;
  }

  .quick-stats {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }

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

  .contact-actions {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}

html {
  scroll-behavior: smooth;
}